CN203413738U - Refrigerating plant - Google Patents

Abstract

The utility model provides a refrigerating plant. The refrigerating plant comprises a refrigerant guide pipe, a power device and a cooler, wherein the cooler is provided with a guide pipe frame, a pressing plate and a fixed part for officially fixing; the guide pipe frame is provided with a lateral temporary fixing part of the guide pipe frame; the pressing plate is provided with a lateral temporary fixing part of the pressing plate; and the lateral temporary fixing part of the guide pipe frame and the lateral temporary fixing part of the pressing plate are clamped with each other by relatively sliding to an intersected direction intersected with the pressing direction of pressing the refrigerant guide pipe in a guide pipe configuration tank, and shift to the direction of leaving from the guide pipe frame by limiting the elastic force of the pressing plate caused by the refrigerant guide pipe in the clamping state. Therefore, a contact area between the refrigerant guide pipe and the guide pipe frame can be completely guaranteed by a simple structure.

Description

Refrigerating plant

Technical field

The utility model relates to the refrigerating plant that utilizes the cold-producing medium of the refrigerating circuit of flowing through to carry out cooling power device.

Background technology

In the past, known have possess the refrigerating plant that utilizes the cold-producing medium of the refrigerating circuit of flowing through to carry out the cooler of cooling power device.For example, a kind of refrigerating plant that utilizes the circulation of cold-producing medium to carry out the refrigerating circuit of kind of refrigeration cycle that has is disclosed in Japanese Patent Publication communique JP No. 2011-033340 (hereinafter referred to as " patent documentation 1 ").This refrigerating plant comprises described cold-producing medium mobile coolant conduits, the power device of portion and utilize described cold-producing medium to carry out the cooler of cooling described power device within it.When described power device drives, this power device can generate heat, and therefore need to carry out cooling to this power device.

Described cooler comprises: the jacket with the conduits configurations groove of the described coolant conduits of configuration; And the heat transfer plate contacting with this jacket face.These jackets and heat transfer plate form by the high material of the heat conductivities such as aluminium.Described coolant conduits is fixed on described jacket by being pressed into described conduits configurations groove.Described power device is configured to contact with described heat transfer plate.That is, described power device via described heat transfer plate and described jacket and with cold-producing medium thermo-contact mobile in described coolant conduits.Therefore, described power device is via described heat transfer plate and described jacket, by the refrigerant cools by mobile in described coolant conduits.

In the refrigerating plant of being recorded as above-mentioned patent documentation 1, if will effectively carry out coolingly to described power device, need to guarantee the contact area of each parts.Therefore,, in the refrigerating plant of recording, adopted the structure that described coolant conduits is pressed into each groove in above-mentioned patent documentation 1.But there is the bothersome problem of operation that is pressed into of the described coolant conduits in manufacturing process in this structure.To this, can consider described coolant conduits not to be pressed into each groove but only loaded the structure in groove.But described coolant conduits is sometimes slightly crooked on it is axial, therefore, in such cases, only described coolant conduits is loaded to the structure in groove, can not fully guarantee the contact area of this coolant conduits and described jacket.

Utility model content

The purpose of this utility model is to provide a kind of can fully guarantee with simple structure the refrigerating plant of the contact area of coolant conduits and jacket.

In order to solve described problem, can consider to arrange a kind of pressing plate, by and described jacket between clamp described coolant conduits and this coolant conduits pressed on to described conduits configurations groove.Thus, the bending of described coolant conduits is inhibited, and can guarantee the contact area of this coolant conduits and described jacket.At this, when this pressing plate is fixed on to described jacket, if described coolant conduits is bent upwards at its axle, needs with this pressing plate, described coolant conduits to be pressed in the situation of described jacket and with screw etc., both are fixed.If press described coolant conduits to correct the bending of described coolant conduits with described pressing plate, this pressing plate is subject to leaving the power of the direction of described jacket because of the elastic force of this coolant conduits, therefore, if want, under the state of clamping described coolant conduits between described pressing plate and described jacket, both are fixed, can be susceptible to and need to carry out for example with a hand, described pressing plate being pressed on to described jacket, and use screw etc. and by both fixing operations with another hand.But this operation meeting causes the remarkable reduction of operating efficiency.

To this, the utility model provides a kind of refrigerating plant, has and utilizes the circulation of cold-producing medium to carry out the refrigerating circuit of kind of refrigeration cycle, and described refrigerating plant comprises: coolant conduits, and described cold-producing medium within it portion flows, power device, and cooler, utilize described cold-producing medium to carry out cooling described power device, wherein, described cooler has: jacket, has for configuring the conduits configurations groove of described coolant conduits, pressing plate, and this jacket between clamp described coolant conduits, and formal fixing with fixture, described pressing plate is fixed on to described jacket, so that described coolant conduits is pressed against described conduits configurations groove, wherein, described jacket also has the temporary fixed portion of jacket side, described pressing plate has the temporary fixed portion of pressing plate side that this pressing plate can be temporarily fixed on to described jacket by engaging with the temporary fixed portion of described jacket side, the temporary fixed portion of described jacket side and the temporary fixed portion of described pressing plate side are by engaging with each other to crisscross relative sliding, and, under this fastening state, limit described pressing plate to be subject to the elastic force of described coolant conduits and be shifted towards the direction of leaving described jacket, wherein, describedly crisscrossly be and the direction that direction is intersected of pressing that described coolant conduits is pressed on to described conduits configurations groove.

According to the utility model, can fully guarantee with simple structure the contact area of coolant conduits and jacket.

Accompanying drawing explanation

Fig. 1 is the figure of conduit system that roughly represents the refrigerating plant of an embodiment of the present utility model.

Fig. 2 is the front view that makes the state that the Machine Room of the off-premises station shown in Fig. 1 exposes.

Fig. 3 is the stereogram of the cooler of the off-premises station shown in Fig. 2.

Fig. 4 is the pressing plate of the cooler shown in Fig. 3 stereogram in the second state.

The stereogram of the state of the pressing plate that Fig. 5 means the cooler shown in Fig. 3 in not being temporarily fixed.

Fig. 6 is the top view of the pressing plate of the cooler shown in Fig. 3.

Fig. 7 is the left side view of the pressing plate shown in Fig. 6.

Fig. 8 is the right side view of the pressing plate shown in Fig. 6.

Fig. 9 is the front view of the feet of the cooler shown in Fig. 3.

Figure 10 is the top view of the feet shown in Fig. 9.

Figure 11 is the right side view of the feet shown in Fig. 9.

Figure 12 means the cutaway view that pressing plate is formally fixed on to jacket state before.

Figure 13 means the cutaway view that pressing plate is formally fixed on to the state after jacket.

The specific embodiment

The refrigerating plant of an embodiment of the present utility model is described referring to figs. 1 through Figure 13.Fig. 2 represents to unload front plate and the off-premises station 2 of the state that expose Machine Room.Fig. 3 represents to omit the state of the fixture 80 of cooler 30 described later, represents that pressing plate 70 is temporarily fixed on the state of jacket 40.In addition in Fig. 3 to Fig. 5, omitted, the diagram of coolant conduits 10.

Fig. 1 represents the conduit system of the refrigerating plant 1 of present embodiment.Particularly, this refrigerating plant 1 is the heat-pump type air-conditioner that can carry out cooling operation and heat running.As shown in Figure 1, refrigerating plant 1 comprises and is arranged at outdoor off-premises station 2 and is arranged at indoor indoor set 3.These off-premises stations 2 are connected by coolant conduits 10 with indoor set 3.This refrigerating plant 1 has the refrigerating circuit that coolant conduits 10 is connected into loop circuit shape.Refrigerating circuit mainly has indoor heat converter 11, compressor 12, oil eliminator 13, outdoor heat converter 14, the expansion valve 15 as expansion mechanism, separatory reservoir (accumulator) 16, four-way change-over valve 17.By cold-producing medium is circulated in this refrigerating circuit, carry out the kind of refrigeration cycle of steam compression type.

Indoor heat converter 11 is the heat exchangers for making cold-producing medium and room air carry out heat exchange, and it is arranged in the housing of indoor set 3.As indoor heat converter 11, for example, can enumerate the fin-tube heat exchanger (fin and tube heat exchanger) of intersection fin-type.Near this indoor heat converter 11, be provided with the indoor fan (omitting diagram) for room air being sent to this indoor heat converter 11.

Compressor 12, oil eliminator 13, outdoor heat converter 14, expansion valve 15, separatory reservoir 16 and four-way change-over valve 17 are arranged in the housing of off-premises station 2.

Compressor 12 has suction inlet, compressing mechanism and ejiction opening, the cold-producing medium sucking from suction inlet with compressing mechanism compression, and spray from ejiction opening.As compressing mechanism 12, for example, can adopt scroll compressor.

Oil eliminator 13 is by isolate lubricating oil from compressor 12 lubricating oil of ejection and the fluid-mixing of cold-producing medium.From the cold-producing medium of fluid-mixing separation, be sent to four-way change-over valve 17, and lubricating oil turns back to compressor 12.

Outdoor heat converter 14 is the heat exchangers for making cold-producing medium and outdoor air carry out heat exchange, for example, can adopt the fin-tube heat exchanger of intersection fin-type.Near outdoor heat converter 14, be provided with for outdoor air being sent to the outdoor fan of this outdoor heat converter 14.

Expansion valve 15 is arranged between the outdoor heat converter 14 and indoor heat converter 11 in refrigerating circuit, by making the cold-producing medium expansion that flows into this expansion valve 15 make its decompression, and is set the pressure into appointment.As expansion valve 15, for example, can enumerate the variable electric expansion valve of aperture.

Gas and the liquid of separatory reservoir 16 separated cold-producing mediums.This separatory reservoir 16 is arranged between the suction inlet and four-way change-over valve 17 of the compressor 12 in refrigerating circuit.Gas refrigerant in 16 separation of separatory reservoir is inhaled into compressor 12.

Four-way change-over valve 17 has these four ports of the first port to the four ports.Four-way change-over valve 17 can switch with being communicated with the first port and the 4th port and being also communicated with between the second method (mode being shown in broken lines in Fig. 1) of the second port and the 3rd port simultaneously in the first method (in Fig. 1 by the mode shown in solid line) that is communicated with the first port and the 3rd port and is communicated with the second port and the 4th port simultaneously.The first port is connected with the ejiction opening of compressor 12 via oil eliminator 13, the second port is connected with the suction inlet of compressor 12 via separatory reservoir 16, the 3rd port is connected with outdoor heat converter 14, and the 4th port is connected with indoor heat converter 11 via coolant conduits 10.When refrigerating plant 1 carries out cooling operation, four-way change-over valve 17 is set as first method, and when heating running, four-way change-over valve 17 is set as second method.

As shown in Figures 1 and 2, in the refrigeration conduit 10 of refrigerating circuit, in internal flow, there is the conduit of liquid refrigerant to be connected with the cooler 30 that is installed in the power device 20 of printed substrate 90 for cooling.In coolant conduits 10, be connected with in the position of this cooler 30, when carrying out cooling operation, inflow, at the cold-producing medium of outdoor heat converter 14 condensations, flows in indoor heat converter 11 condensations and at the cold-producing medium of expansion valve 15 decompressions when heating when running.In addition, in Fig. 1, cooler 30 is connected between the heat exchanger 14 and expansion valve 15 in coolant conduits 10, but the position that this cooler 30 connects is not limited to this position.But if consider cooling effectiveness, cooler 30 is preferably connected in hydraulic fluid side conduit, has the conduit of liquid refrigerant at inner stream.

As power device 20, can enumerate converter for compressor control, fan motor and control by module etc.When power device 20 drives, this power device 20 can generate heat, and therefore need to carry out cooling to this power device 20.

As shown in Figures 3 to 5, cooler 30 has jacket 40, is fixed on the pressing plate 70 of this jacket 40 and pressing plate 70 is omitted in Fig. 3 to Fig. 5 to press to the fixing fixture 80(of mode of jacket 40).This cooler 30 is long in one direction shape, and the posture that its long side direction is vertical of take is installed on printed substrate 90.As described later, pressing plate 70 has the structure that can be temporarily fixed on jacket 40.Fixture 80 as formal fixing with fixture 80 performance function, this is formally fixing can formally fix both with fixture 80 under pressing plate 70 is temporarily fixed on the state of jacket 40.

Jacket 40 has between between coolant conduits 10 and power device 20 and the jacket main body 50 contacting with the two and for this jacket main body 50 is installed on to feet 60a, the 60b on printed substrate 90.

Jacket main body 50 is formed by the high material of the heat conductivities such as aluminium.This jacket main body 50 is formed by extrusion process, is long in one direction shape.As shown in Fig. 4, Figure 12 and Figure 13 etc., jacket main body 50 has the first conduits configurations groove 51L and the second conduits configurations groove 51R for configuring coolant conduits 10, is directly contacted with the device contacts face 52 of power device 20, for pressing plate installation portion 53, the first 54L of avoidance portion and the second 54R of avoidance portion, the first recess 55L and the second recess 55R of pressing plate 70 are installed.The first conduits configurations groove 51L and the second conduits configurations groove 51R, pressing plate installation portion 53, the first 54L of avoidance portion and the second 54R of avoidance portion are formed on the face side (upside of Figure 12 and Figure 13) of jacket main body 50.Device contacts face 52, the first recess 55L and the second recess 55R are formed on the rear side (downside of Figure 12 and Figure 13) of jacket main body 50.And this jacket main body 50 has the datum level 50a of pressing plate 70 side ends that comprise the first conduits configurations groove 51L and the second conduits configurations groove 51R.This datum level 50a is smooth shape.In the present embodiment, jacket main body 50 be the short side direction central authorities of take by this jacket main body 50 and with the line that long side direction extends be abreast the symmetrical shape of benchmark.

The first conduits configurations groove 51L, is formed by the continuing surface of concavity that can accommodate a part for coolant conduits 10 more to rear side (downside of Figure 12) depression than datum level 50a.This continuing surface is formed the concavity flexure plane having corresponding to the external diameter of coolant conduits 10 or the interior warp larger than the external diameter of coolant conduits 10.This first conduits configurations groove 51L is the shape that extends to the other end along the long side direction of jacket main body 50 from one end of this long side direction.The second conduits configurations groove 51R extends along the direction parallel with the first conduits configurations groove 51L, and is the section shape identical with the first conduits configurations groove 51L.The second conduits configurations groove 51R is configured to arrange along the short side direction of jacket main body 50 with the first conduits configurations groove 51L.

Device contacts face 52 is the positions that directly contact with power device 20.At this, contact with power device 20 " directly " to be included in and between power device 20 and device contacts face 52, do not have miscellaneous part and structure that both directly contact, and comprise the structure that the high smears such as lubricating grease of heat conductivity is fallen between and both are contacted.This device contacts face 52 is the smooth shape of extending along the long side direction of this jacket main body 50.In addition, more than the short side direction of device contacts face 52 is sized to the size of equidirectional of heating part of power device 20.

Pressing plate installation portion 53 is formed on the centre of the first conduits configurations groove 51L and the second conduits configurations groove 51R, is than datum level 50a more to the outstanding shape of pressing plate 70 sides (upside of Figure 12).This pressing plate installation portion 53 is arranged on the substantial middle of the short side direction of jacket main body 50.The height (size of the thickness direction of jacket main body 50) that this pressing plate installation portion 53 is formed from datum level 50a is identical on the whole long side direction of jacket main body 50.The upper surface of this pressing plate installation portion 53 is formed flatly.Pressing plate installation portion 53 has for the fixing fixture installation portion 53a of fixture 80.Fixture installation portion 53a is the shape of extending with pressing plate 70 thickness direction facing to jacket main body 50 in opposite directions from pressing plate installation portion 53.In the present embodiment, use the screw of the axial region that has head and be connected with this head as fixture 80, fixture installation portion 53a is for fixing the screw hole of described axial region.

The first 54L of avoidance portion is formed between the first conduits configurations groove 51L and pressing plate installation portion 53, is the shape of avoiding with the first protuberance 73L1 interference described later.Particularly, the first 54L of avoidance portion is the shape more caving in to rear side (downside of Figure 12) than datum level 50a.And this first avoidance 54L of portion is the shape that extends to the other end along the long side direction of jacket main body 50 from one end of this long side direction, and can lock location described later teat 63.Particularly, the first 54L of avoidance portion has to compare with datum level 50a and is formed on the smooth bottom of rear side (downside of Figure 12) and the rising portions erecting towards datum level 50a from the both sides of this bottom.The second 54R of avoidance portion, except being formed between the second conduits configurations groove 51R and pressing plate installation portion 53 this point, has the structure identical with the first 54L of avoidance portion, and therefore the description thereof will be omitted.

The first recess 55L and the second recess 55R form in order to ensure the insulation distance of each lead-in wire apart from power device 20.These the first recess 55L and the second recess 55R are the shape more caving in to each direction (face side of jacket 50) going between away from power device 20 than device contacts face 52.

As shown in Fig. 3, Fig. 9 to Figure 11, feet comprises the first feet 60a and the second feet 60b that is fixed in another distolateral (right side of Fig. 3) in one distolateral (left side of Fig. 3) of the long side direction that is fixed in jacket main body 50.These each feets 60a, 60b are identical shaped, but for ease of explanation, for a part of position, enclose different symbols and describe.In the present embodiment, each feet 60a, 60b are fixed in respectively the two ends of the long side direction of jacket main body 50 by screw etc.In addition, jacket main body 50 can be shaped by being different from the method for extrusion molding, and now, jacket main body 50 also can be integrally formed with each feet 60a, 60b.

The first feet 60a has the body supports portion 61 of supporting tube frame body 50, for body supports portion 61 being installed on to installation portion 62 on printed substrate 90, for body supports portion 61 being positioned to location teat 63, the first temporary fixed portion 64 of jacket side and the temporary fixed portion 65 of the second jacket side of jacket main body 50.In the present embodiment, these body supports portions 61, installation portion 62, location teat 63, the first temporary fixed portion 64 of jacket side and the temporary fixed portion 65 of the second jacket side are integrally formed.

The second feet 60b has body supports portion 61, installation portion 62, location teat 63, the first temporary fixed portion 66 of jacket side and the temporary fixed portion 67 of the second jacket side.At this, the shape of the shape of the first temporary fixed portion 64 of jacket side of the first feet 60a and the second temporary fixed portion 67 of jacket side of the second feet 60b is mutually the same, but for ease of explanation, for these positions, has enclosed different symbols.Equally, the shape of the shape of the second temporary fixed portion 65 of jacket side of the first feet 60a and the first temporary fixed portion 66 of jacket side of the second feet 60b is mutually the same, but for ease of explanation, for these positions, has enclosed different symbols.

Body supports portion 61 is on the short side direction of jacket main body 50 long shape, and has and the end face of long side direction perpendicular to jacket main body 50 and the position that the back side overlaps.The position that body supports portion 61 contacts at the back side with jacket main body 50 has screw hole 61a.And, screw is inserted to screw hole 61a, thus feet is fixed on to jacket main body 50 described position is contacted with under the state at the back side of jacket main body 50.

Under the state of the position bending that installation portion 62 overlaps with the rear side of jacket main body 50 from body supports portion 61, be connected in this position, there is the shape that can be fixed on printed substrate 90.This installation portion 62 is set to and can between the surface of printed substrate 90 and device contacts face 52, guarantees the size for the space of allocating power device 20.

The direction at the position that the upper limb at the position that location teat 63 overlaps with the end face of long side direction perpendicular to jacket main body 50 from body supports portion 61 overlaps with the back side of jacket main body 50 in being parallel to body supports portion 61 is given prominence to.In the present embodiment, this location teat 63 is formed in two positions at spaced interval on the long side direction of body supports portion 61.Each is located teat 63 and is the shape that can be limited to respectively the end of the first 54L of avoidance portion and the end of the second 54R of avoidance portion.And, by each location teat 63, being limited to the first 54L of avoidance portion and the second 54R of avoidance portion, this feet is located in jacket main body 50.Particularly, each locates each rising portions that teat 63 is connected to the 54L of each avoidance portion, 54R on the short side direction of jacket main body 50, and thus, the relative position with respect to the feet of jacket main body 50 on the short side direction of jacket main body 50 is determined.

The first temporary fixed portion 64,66 of jacket side with crooked stateful connection in one end of the long side direction of body supports portion 61, the second temporary fixed portion 65,67 of jacket side with crooked stateful connection in the other end of the long side direction of body supports portion 61.The temporary fixed portion 64,66 of these the first jacket sides and the temporary fixed portion 65,67 of the second jacket side are at this feet 60a, 60b is fixed under the state of jacket main body 50 shape of clamping this jacket main body 50 from the both sides of the short side direction of this jacket main body 50.

The first temporary fixed portion 64 of jacket side of the first feet 60a has can lock the first opening 64a of the temporary fixed 75L of portion of the first pressing plate side described later and inserting opening 64b(Figure 10 continuous with this first opening 64a and that allow the temporary fixed 75L of portion of the first pressing plate side to insert).Particularly, the first opening 64a is formed on the top of the first temporary fixed portion 64 of jacket side, and shape in the form of a substantially rectangular.The top of inserting opening 64b and the first opening 64a is continuous, and shape in the form of a substantially rectangular.When feet 60a is fixed in jacket main body 50, the inserting opening 64b of the direction parallel with the long side direction of jacket main body 50 is sized to be greater than the size of the equidirectional of the first opening 64a.The second temporary fixed portion 65 of jacket side of the first feet 60a has the second opening 65a that can lock the temporary fixed 75R of portion of the second pressing plate side described later and the fastener 65b that can lock engaged part 76R described later.Particularly, the second opening 65a is formed on the top of the second temporary fixed portion 65 of jacket side, and shape in the form of a substantially rectangular.Fastener 65b is formed in the hole of essentially rectangular shape of the below of the second opening 65a.

The temporary fixed 66(of portion of the first jacket side of the second feet 60b is the shape identical with the second temporary fixed portion 65 of jacket side of the first feet 60a) there is the first opening 66a that can lock the temporary fixed 75L of portion of the first pressing plate side.The temporary fixed 67(of portion of the second jacket side of the second feet 60b is the shape identical with the first temporary fixed portion 64 of jacket side of the first feet 60a) there is the second opening 67a that can lock the temporary fixed 75R of portion of the second pressing plate side.The shape of the first opening 66a is identical with the second opening 65a, and the shape of the second opening 67a is identical with the first opening 64a, therefore, omits the explanation of the first opening 66a and the second opening 67a.

For the function of these each temporary fixed portion 64 to 67, will narrate in the back.

As shown in Figures 3 to 8, pressing plate 70 be for and jacket 40 between clamp the parts of coolant conduits 10, be shape long in the identical direction of the long side direction with jacket 40.This pressing plate 70 is formed by a sheet metal, and the suitable position by the line extending along long side direction carries out Bending Processing and forms.Pressing plate 70 has: the second connecting portion 74R that is pressed against the portion that is pressed 71, the first press section 72L and the second press section 72R of jacket 40, first 73L of strain portion with the first protuberance 73L1, second 73R of strain portion with the second protuberance 73R1, the first connecting portion 74L being connected in the short side direction outside of this pressing plate 70 with the first press section 72L and is connected in the short side direction outside of this pressing plate 70 with the second press section 72R by fixture 80.The rigidity of this pressing plate 70 is set to: when the portion 71 that will be pressed by fixture 80 presses on jacket 40, each press section 72L, 72R press on each groove 51L, 51R, the bending that can correct thus this coolant conduits 10 by coolant conduits 10.In the present embodiment, the first press section 72L and the second press section 72R are the shape that the portion of being pressed 71 is mutually symmetrical for benchmark, and the first 73L of strain portion and the second 73R of strain portion are the shape that the portion of being pressed 71 is mutually symmetrical for benchmark.This pressing plate 70 is when the temporary fixed portion 64 to 67 of jacket side engages with the temporary fixed 75L of portion of pressing plate side, 75R shape that can strain.

The substantial middle that portion 71 is formed in the short side direction of pressing plate 70 that is pressed is extended along the long side direction of this pressing plate 70, and is smooth shape.This portion 71 that is pressed has for inserting the inserting hole 71a of the axial region of logical fixture 80.And the axial region that is inserted through the fixture 80 of inserting hole 71a is fixed in the fixture installation portion 53a of jacket main body 50, this head that is pressed portion's 71 fixtures 80 presses to pressing plate installation portion 53 thus.

Be pressed portion 71 via first 73L of strain portion cantilever support the first press section 72L.When the portion of being pressed 71 is pressed against jacket main body 50 by fixture 80, this first press section 72L presses on the first conduits configurations groove 51L by coolant conduits 10.That is, in the portion of being pressed 71, by fixture 80, be pressed against in the inner surface of the first press section 72L under the state of jacket main body 50 and the continuing surface of the first conduits configurations groove 51L from being sized to be less than the external diameter of coolant conduits 10 between the position of datum level 50a depression.This first press section 72L is shape long in the identical direction of the length direction with coolant conduits 10.The first press section 72L will be loaded in the position integral body of the first conduits configurations groove 51L and be pressed on the surface of this first conduits configurations groove 51L in coolant conduits 10.As shown in figure 12, the first press section 72L does not press under the state of jacket main body 50 by fixture 80 in the portion of being pressed 71, and the mode that approaches toward the outer side jacket main body 50 with the inner side of the short side direction along with from pressing plate 70 tilts.It is the symmetrical shape of benchmark and the first press section 72L that the second press section 72R is the portion of being pressed 71, and therefore the description thereof will be omitted.

The first 73L of strain portion is formed between the portion of being pressed 71 and the first press section 72L, is the shape that extends to the other end from one end of the long side direction of pressing plate 70.The first 73L of strain portion has the first protuberance 73L1 that protrudes and be the upper long shape of long side direction (direction that coolant conduits 10 extends) at this pressing plate 70 towards jacket main body 50 sides.The section of the first protuberance 73L1 is convex, so this first protuberance 73L1 has the function of the rigidity that improves pressing plate 70.When the portion of being pressed 71 is pressed against jacket main body 50 by fixture 80, this first strain 73L of portion strain is to allow the first press section 72L to be subject to be shifted towards the direction of leaving jacket main body 50 from the reaction force of coolant conduits 10.And the first 73L of strain portion presses on coolant conduits 10 with its elastic restoring force by the first press section 72L.The first protuberance 73L1 is from the side-prominent shape of the portion's of being pressed 71 guide pipe support 40.The outstanding size of the first protuberance 73L1 is less than the size between the first bottom of the 54L of avoidance portion and the upper surface of pressing plate installation portion 53.Therefore, this first protuberance 73L1 can not disturb with the first 54L of avoidance portion.It is the symmetrical shape of benchmark and the first 73L of strain portion that the second 73R of strain portion is the portion of being pressed 71, and therefore the description thereof will be omitted.

The strain situation of the 73L of each strain portion, 73R is described based on Figure 12 and Figure 13.When the axial region of fixture 80 is fixed (formally fixing) in fixture installation portion 53a, the head of portion's 71 fixtures 80 that are pressed presses to pressing plate installation portion 53.Now, the first 73L of strain portion distortion so that form the angle θ (Figure 12) of the first protuberance 73L1 become be less than it angle θ ' (Figure 13),, the convex form of the first protuberance 73L1 changes.About this point, the second 73R of strain portion is also identical.Accordingly, the first press section 72L and the second press section 72R are allowed to be subject to be shifted towards the direction of leaving jacket main body 50 from the reaction force of coolant conduits 10.Its result, the surface of this first press section 72L and the surface of the second press section 72R are roughly in same plane.In addition, under this state, the first protuberance 73L1 does not disturb with the first 54L of avoidance portion, and the second protuberance 73R1 does not disturb with the second 54R of avoidance portion.

The first connecting portion 74L is connected with the first press section 72L in the inner side of its short side direction, and the outside of short side direction is free end.This first connecting portion 74L has the temporary fixed 75L of portion of the first pressing plate side that is the shape that can engage with the first temporary fixed portion 64,66 of jacket side.Particularly, the temporary fixed 75L of portion of the first pressing plate side is by a part of the first connecting portion 74L is carried out after punching processing to leave the roughly mode at the position of T font, by this position bending machining and forming laterally of T font roughly.As shown in Figure 6, the temporary fixed 75L of portion of the first pressing plate side has the position of extending along the short side direction of pressing plate 70 and the position of extending along long side direction.Function about the temporary fixed 75L of portion of the first pressing plate side will be narrated in the back.

The second connecting portion 74R is connected with the second press section 72R in the inner side of its short side direction, and the outside of short side direction is free end.This second connecting portion 74R has the temporary fixed 75R of portion of the second pressing plate side that is the shape that can engage with the second temporary fixed portion 65,67 of jacket side.Particularly, the temporary fixed 75R of portion of the second pressing plate side is by a part of the second connecting portion 74R is carried out after punching processing to leave the roughly mode at the position of L font, by this position bending machining and forming laterally of L font roughly.As shown in Figure 6, the temporary fixed 75R of portion of the second pressing plate side has the position of extending along the short side direction of pressing plate 70 and the position of extending along long side direction, and this position of extending along long side direction is outstanding to the identical direction of the glide direction when pressing plate 70 is temporarily fixed on to jacket 40.Function about the temporary fixed 75R of portion of this second pressing plate side will be narrated in the back.

The second connecting portion 74R also has the engaged part 76R that is the shape that can engage with the fastener 65b of the second temporary fixed portion 65 of jacket side and the support chip 77R that supports this engaged part 76R.By forming slit portion 74R1 at the second connecting portion 74R, form thus engaged part 76R and support chip 77R., to take the end of opposition side of the side that is connected with engaged part 76R be fulcrum therefore, support chip 77R supports this engaged part 76R as follows, and, engaged part 76R can be shifted to thickness of slab direction with respect to other positions of the second connecting portion 74R.These engaged parts 76R and support chip 77R form maintenance assembly together with fastener 65b.The state that this maintenance assembly keeps the temporary fixed portion 64 to 67 of jacket side and the temporary fixed 75L of portion of pressing plate side, 75R to engage with each other.

At this, the first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side, the second temporary fixed portion 65,67 of jacket side and the temporary fixed 75R of portion of the second pressing plate side are described and keep assembly (fastener 65b, engaged part 76R and support chip 77R).

The first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side can engage with each other, and the second temporary fixed portion 65,67 of jacket side and the temporary fixed 75R of portion of the second pressing plate side can engage with each other.All engaged by these temporary fixed portions, pressing plate 70 is temporarily fixed on jacket 40 (Fig. 3).

The first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side allow this pressing plate 70 with respect to jacket main body 50, to rotate between the first state (Fig. 3) and the second state (Fig. 4).Under the first state, pressing plate 70 with and jacket 40 between clamp coolant conduits 10 posture be maintained.Under the second state, pressing plate 70 with and jacket 40 between do not clamp coolant conduits 10 posture be maintained.At this, under described the first state, the first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side engage with each other, and the second temporary fixed portion 65,67 of jacket side and the temporary fixed 75R of portion of the second pressing plate side engage with each other, thus, each press section 72L, 72R with and jacket main body 50 between clamp coolant conduits 10 posture be maintained.Under this state, each temporary fixed portion 64 to 67,75L, 75R limit each press section 72L, 72R and are subject to the elastic force of coolant conduits 10 and are shifted towards the direction of leaving jacket 40.And, when the second temporary fixed portion 65,67 of jacket side is disengaged with engaging of the temporary fixed 75R of portion of the second pressing plate side, the temporary fixed 75L of portion of the first pressing plate side becomes the state that is inserted in respectively the first opening 64a of the first temporary fixed portion 64 of jacket side and the first opening 66a of the first temporary fixed portion 66 of jacket side.The first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side of take under this state are rotating fulcrum, and the temporary fixed 75R of portion of the second pressing plate side is allowed to depart from the second opening 65a, 67a and is shifted towards the direction of leaving this temporary fixed portion 65,67 of the second jacket side.Accordingly, pressing plate 70 become this pressing plate 70 with and jacket 40 between do not clamp described the second state that the posture of coolant conduits 10 is maintained.

In addition, as shown in Figures 4 and 5, thereby the first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side and the temporary fixed portion 65,67 of the second jacket side and the temporary fixed 75R of portion of the second pressing plate side are towards the crisscross pressing plate 70 that makes and slide and engage with each other the shape of disengaging with respect to jacket 40, wherein, the described crisscross direction of pressing that coolant conduits 10 is pressed to each conduits configurations groove 51L, 51R with pressing plate 70 is intersected.In the present embodiment, described crisscross for to press direction and to be parallel to jacket main body 50 and the direction of the long side direction of pressing plate 70 (left and right directions of Fig. 5, the above-below direction of Fig. 2) perpendicular to described.And, when pressing plate 70 slides and while being temporarily fixed on jacket 40 to described crisscross (left of Fig. 5 is to the lower direction of, Fig. 2), axial consistent (Fig. 3) of the inserting hole 71a of pressing plate 70 and fixture installation portion 53a.

Particularly, the described crisscross described crisscross size that is sized to be less than the temporary fixed 75L of portion of the first pressing plate side of the first opening 64a of the first temporary fixed portion 64 of jacket side, and inserting opening 64b described crisscross is sized to described crisscross measure-alike or slightly larger than it with the temporary fixed 75L of portion of the first pressing plate side.The described crisscross described crisscross size that is sized to be greater than the temporary fixed 75R of portion of the second pressing plate side of the second opening 65a of the second temporary fixed portion 65 of jacket side.The described crisscross described crisscross size that is sized to be less than the temporary fixed 75L of portion of the first pressing plate side of the first opening 66a of the first temporary fixed portion 66 of jacket side.And, the described crisscross described crisscross size that is sized to be greater than the temporary fixed 75R of portion of the second pressing plate side of the second opening 67a of the second temporary fixed portion 67 of jacket side.

Therefore, pressing plate 70 is maintained (Fig. 4) with the posture of described the second state as follows.First, the wherein temporary fixed 75L of portion of the first pressing plate side of a side (right side of Fig. 4) is favoured under the state of the first temporary fixed portion 66 of jacket side, and the mode that the temporary fixed 75L of portion of this first pressing plate side is arrived to outside with the inner side from the first temporary fixed portion 66 of jacket side is inserted in the first opening 66a.Afterwards, the mode that the temporary fixed 75L of portion of the first pressing plate side that makes opposite side (left side of Fig. 4) arrives outside with the inner side from the first temporary fixed portion 64 of jacket side is located in the first opening 64a after being inserted in inserting opening 64b.Accordingly, each temporary fixed 75L of portion of the first pressing plate side is connected to the first temporary fixed portion 64,66 of jacket side from outside, and therefore, pressing plate 70 is maintained at jacket main body 50(Fig. 4 with the posture of described the second state).

Then, pressing plate 70 is temporarily fixed on jacket 40 as follows.First, take the first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side rotates as rotating fulcrum makes pressing plate 70, and the temporary fixed 75R of portion of each the second pressing plate side is inserted through to the second opening 65a of the second temporary fixed portion 65 of jacket side and the second opening 67a of the second temporary fixed portion 67 of jacket side.Afterwards, pressing plate 70 is slided along described crisscross (left of Fig. 5 is to the lower direction of, Fig. 2), make thus all temporary fixed portions engage with each other, therefore, pressing plate 70 is temporarily fixed on jacket 40(Fig. 3).And now support chip 77R is to the thickness of slab direction inside bend of pressing plate 70, the outer surface of engaged part 76R contact with the inner surface of the second temporary fixed portion 65 of jacket side on one side thus, and glide direction is shifted described in an edge.And support chip 77R elasticity returns to the outside of described thickness of slab direction when each temporary fixed portion engages with each other, thus, engaged part 76R is sticked in fastener 65b.Accordingly, effectively keep each temporary fixed portion temporary fixed state, be jacket 40 and the temporary fixed state of pressing plate 70.And now, axial consistent (Fig. 3) of the inserting hole 71a of pressing plate 70 and fixture installation portion 53a.

Below, the manufacture method of the refrigerating plant of present embodiment is described.This manufacture method comprises preparatory process, assembling procedure, coolant conduits arrangement step, temporary fixed operation and formal fixing operation.

Preparatory process is the operation that the jacket main body 50 of preparing that extrusion molding is manufactured has been fixed the jacket 40 of each feet 60a, 60b, the pressing plate 70 of manufacturing by punch process or Bending Processing and fixture 80.

Assembling procedure is pressing plate 70 to be assembled in to the operation of jacket 40.In this operation, first, the wherein temporary fixed 75L of portion of the first pressing plate side of a side (right side of Fig. 4) is favoured under the state of the first temporary fixed portion 66 of jacket side, and the mode that the temporary fixed 75L of portion of this first pressing plate side is arrived to outside with the inner side from the first temporary fixed portion 66 of jacket side is inserted in the first opening 66a.Afterwards, make the temporary fixed 75L of portion of the first pressing plate side of opposite side (left side of Fig. 4) be inserted in inserting opening 64b in the mode outside the inner side arrival from the first temporary fixed portion 64 of jacket side.And the temporary fixed 75L of portion of the first pressing plate side of this opposite side (left side of Fig. 4) becomes the posture of inserting logical the first opening 64a.Accordingly, pressing plate 70 is assembled in jacket 40.Now, each temporary fixed 75L of portion of the first pressing plate side is connected to the first temporary fixed portion 64,66 of jacket side from outside.That is, pressing plate 70 is maintained at jacket main body 50(Fig. 4 with the posture of described the second state).

Coolant conduits arrangement step is that pressing plate 70 is maintained in the situation of posture of described the second state coolant conduits 10 is disposed to each groove 51L of jacket 40, the operation of 51R.In this operation, first, the high smears such as lubricating grease of surface-coated heat conductivity at each conduits configurations groove 51L, 51R, then load coolant conduits 10 in each groove 51L, 51R.In addition, also can omit the coating of smears.

Temporary fixed operation is to load at coolant conduits 10 operation that pressing plate 70 is temporarily fixed on to jacket 40 under the state of each conduits configurations groove 51L, 51R.In this operation, take the first temporary fixed portion 64,66 of jacket side and the temporary fixed 75L of portion of the first pressing plate side as rotating fulcrum makes pressing plate 70 rotations, the temporary fixed 75R of portion of each the second pressing plate side is inserted through to the second opening 65a of the second temporary fixed portion 65 of jacket side and second opening 67a(Fig. 5 of the second temporary fixed portion 67 of jacket side).Afterwards, pressing plate 70 is slided along described crisscross (the lower direction of the left side of Fig. 5, Fig. 2).Accordingly, all temporary fixed portions engage with each other, and pressing plate 70 is temporarily fixed on jacket 40(Fig. 3).Therefore,, though pressing plate 70 is subject to the elastic force of coolant conduits 10, it is limited towards the displacement of leaving the direction of jacket 40.And now, engaged part 76R engages with fastener 65b, therefore, keep reliably the temporary fixed state of each temporary fixed portion.And now, axial consistent (Fig. 3) of the inserting hole 71a of pressing plate 70 and fixture installation portion 53a.

Formal fixedly operation is that pressing plate 70 is formally fixed to (fixing) in the operation of jacket 40.In this operation, the axial region of fixture 80 is inserted and to be led in being temporarily fixed on the inserting hole 71a of pressing plate 70 of the state of jacket 40, and this axial region is fixed on to fixture installation portion 53a.Accordingly, the portion 71 that is pressed is pressed to pressing plate installation portion 53 by described head.Between size between the surface of the inner surface of the first press section 72L now and the first conduits configurations groove 51L and the inner surface of the second press section 72R and the surface of the second conduits configurations groove 51R, be sized to be less than respectively the external diameter of coolant conduits 10, therefore, the first press section 72L and the second press section 72R press on respectively the first conduits configurations groove 51L and second conduits configurations groove 51R(Figure 13 by coolant conduits 10).Now, the first 73L of strain portion distortion, so that form the angle θ (Figure 12) of the first protuberance 73L1 become be less than it angle θ ' (Figure 13),, the convex form of the first protuberance 73L1 changes, equally, the second 73R of strain portion distortion so that form the angle θ (Figure 12) of the second protuberance 73R1 become be less than it angle θ ' (Figure 13),, the convex form of the second protuberance 73R1 changes.Therefore, pressing plate 70 and jacket 40 between clamp the coolant conduits 10 that diameter is greater than the size between each press section 72L, 72R and each conduits configurations groove 51L, 51R, the 73L of each strain portion now, the elastic restoring force of 73R are delivered to coolant conduits 10 via each press section 72L, 72R.

Then, if drive refrigerating plant 1 to make its running, carry out kind of refrigeration cycle under this state, cold-producing medium is interior mobile at coolant conduits 10, and power device 20 drives and its heating part heating.But because power device 20 is via jacket 40 and coolant conduits 10 and liquid refrigerant thermo-contact, therefore, this power device 20 is via jacket 40 and coolant conduits 10 and by being cooled at the interior mobile cold-producing medium of coolant conduits 10.

As described above, according to the refrigerating plant 1 of present embodiment, can under coolant conduits 10 is pressed against the state of each conduits configurations groove 51L, 51R, pressing plate 70 be temporarily fixed on to jacket 40, and with formal fixing, with fixture 80, pressing plate 70 is formally fixed on to (fixing) jacket 40 under this state, therefore, fully guarantee the contact area of coolant conduits 10 and jacket 40, and the assembling operation of cooler 30 becomes good.Particularly, the temporary fixed portion of jacket side 64 to 67 and the temporary fixed 75L of portion of pressing plate side, 75R by described crisscross on relative sliding engage with each other, therefore, by making pressing plate 70 to described crisscross slip, this pressing plate 70 is temporarily fixed on to jacket 40 with respect to jacket 40.Now, pressing plate 70 is being limited elastic force because being subject to coolant conduits 10 under the state of direction displacement that leaves jacket 40, resist under the state that described elastic force presses on this coolant conduits 10 each conduits configurations groove 51L, 51R and be temporarily fixed on jacket 40.Therefore, with formal fixing, with fixture 80, pressing plate 70 is fixed on to jacket 40 afterwards, can completes the assembling of cooler 30.Therefore, fully guarantee the contact area of coolant conduits 10 and jacket 40, and, when assembling cooler 30, without resisting described elastic force, pressing plate 70 is pressed on to jacket 40.

And, because pressing plate 70 is by being temporarily fixed to described crisscross slip with respect to jacket 40, therefore, this pressing plate 70 is slided to the contrary direction of the glide direction when described pressing plate 70 is temporarily fixed on to jacket 40, can easily remove that this is temporary fixed.Therefore, pressing plate 70 and jacket 40 is formal while operating both as one before fixing, without for fixing both special-purpose fixed parts.Therefore, for example, by pressing plate 70 and jacket 40 being carried with temporary fixed state before coolant conduits 10 is set, and when coolant conduits 10 is set, removes this temporary fixed state and coolant conduits 10 is set, thereby simplify the operation of assembling cooler 30.

And, pressing plate 70 can rotate with respect to jacket 40 between described the first state and described the second state, and the posture of described the second state is maintained, therefore, without separated this pressing plate 70 and jacket 40, can carry out the operation that arranges of coolant conduits 10.Particularly, by pressing plate 70 be made as described the second state posture and after coolant conduits 10 is arranged to each conduits configurations groove 51L, 51R, rotate pressing plate 70 on one side, make it to described crisscross slip on one side, thus this pressing plate 70 is made as to the posture of described the first state, thereby completes the operation that this pressing plate 70 is temporarily fixed on to jacket 40.Therefore, the efficiency of the assembling operation of cooler 30 is further good.

In addition, the cooler 30 of present embodiment has maintenance assembly (fastener 65b, engaged part 76R and support chip 77R), therefore, effectively keeps the temporary fixed state of jacket 40 and pressing plate 70.Therefore, even to applying vibration etc. in both of temporary fixed state, also can suppress to occur as the problem of pressing plate 70 disengaging jackets 40, thereby both operation in temporary fixed state is become to easy.

In addition, the jacket 40 of present embodiment be take the glide direction of this pressing plate 70 when pressing plate 70 is temporarily fixed on to jacket 40 and is installed in printed substrate 90 as posture vertically downward, therefore, by making pressing plate 70 to vertical direction, slide towards gravity direction, thereby both are in temporary fixed state.Therefore, and pressing plate 70 is slided and that both are made as to the situation of temporary fixed state is different towards the rightabout of gravity, both is temporary fixed in stable condition.

In addition, the pressing plate 70 of present embodiment is when the temporary fixed portion 64 to 67 of jacket side is engaged with the temporary fixed 75L of portion of pressing plate side, 75R shape that can strain, therefore, easily pressing plate 70 is temporarily fixed on to jacket 40.

In addition,, according to the cooler 30 of present embodiment, can easily fully guarantee the contact area of coolant conduits 10 and jacket 40.Particularly, pressing plate 70 has when the portion of being pressed 71 is pressed against jacket 40 by fixture 80, can correct the crooked rigidity of coolant conduits 10, therefore, each press section 72L, 72R can press on coolant conduits 10 integral body each conduits configurations groove 51L, 51R reliably.Accordingly, coolant conduits 10 is in the situation that be subject to being pressed against jacket 40 for correcting its crooked required loading.Therefore, can fully guarantee the contact area of coolant conduits 10 and jacket 40.

And, pressing plate 70 has the first protuberance 73L1 and the second protuberance 73R1 that is along the long side direction of this pressing plate 70 and extends to the shape of the other end from one end of this long side direction, therefore, in the situation that guarantee that the sufficient flexural rigidity with respect to the bearing of trend of each conduits configurations groove 51L, 51R dwindles the thickness of slab of this pressing plate 70.That is, without the thickness of slab that increases this pressing plate 70, just can resist as take each protuberance 73L1,73R1 bearing of trend one distolaterally make the loading of another distolateral displacement of thickness direction towards this pressing plate 70 as fulcrum.

And, when the portion of being pressed 71 is pressed against jacket 40 by fixture 80, the 73L of each strain portion, 73R strain, so that the convex form of protuberance 73L1,73R1 changes, so the displacement towards leaving the direction of jacket 40 of each press section 72L, 72R becomes easy.; easily clamp the coolant conduits 10 that external diameter is greater than the size between each press section 72L, 72R and each conduits configurations groove 51L, 51R; and, want to make the elastic restoring force of the 73L of each strain portion, 73R that the variation of the convex form of protuberance 73L1,73R1 recovers to play a role coolant conduits 10 is pressed on to the mode of each conduits configurations groove 51L, 51R via each press section 72L, 72R.Therefore, more easily guarantee the contact area of coolant conduits 10 and jacket 40.

In addition, the cooler 30 of present embodiment comprises possessing the 54L of avoidance portion, the 54R that avoids occurring with protuberance 73L1,73R1 the function of disturbing and these two kinds of functions of function that feet 60a, 60b are positioned, therefore, can shorten the gauge of jacket 40, and can omit for feet 60a, 60b being positioned to the special-purpose location division of jacket main body 50 and be arranged in addition jacket main body 50.

In addition, should think that this disclosed embodiment is all illustration rather than restrictive content in all respects.Scope of the present utility model by claim but not the explanation of above-mentioned embodiment illustrate, and comprise with utility model right and require all changes in impartial implication and scope.

For example, in the above-described embodiment, show the example that the first temporary fixed portion of jacket side, the second temporary fixed portion of jacket side, the first temporary fixed portion of pressing plate side and the second temporary fixed portion of pressing plate side are respectively formed at two places, but each temporary fixed portion also can be respectively formed at a place.Now, each temporary fixed quality award from the ministry choosing is arranged on the substantial middle of the long side direction of cooler.In addition, the shape of the shape of the temporary fixed portion of jacket side and the temporary fixed portion of pressing plate side can be also the shape contrary with the shown example of present embodiment.

In addition, in the above-described embodiment, show the first temporary fixed portion 64 of jacket side, the temporary fixed 75L of portion of the 66 and first pressing plate side is the example that can make the shape that pressing plate 70 rotates with respect to jacket 40 between described the first state and described the second state, but, this temporary fixed portion 64 of the first jacket side, the temporary fixed 75L of portion of the 66 and first pressing plate side can be also the shape that can not make pressing plate 70 rotate with respect to jacket 40, also can for the second temporary fixed portion 65 of jacket side, the identical shape of the temporary fixed 75R of portion of the 67 and second pressing plate side.

In addition, in the above-described embodiment, show the example that jacket main body 50 has two conduits configurations groove 51L, 51R, but also can omit any wherein conduits configurations groove of a side.

In addition, in the above-described embodiment, the substantial middle showing at the short side direction of jacket main body 50 is formed with pressing plate installation portion 53, each groove 51L, 51R are respectively formed at the example of the both sides of pressing plate installation portion 53 across this pressing plate installation portion 53, but also can form pressing plate installation portion 53 in a wherein side of the short side direction of jacket main body 50, at opposite side, form each groove 51L, 51R.

In addition, in the above-described embodiment, show the example that pressing plate 70 has the 73L of strain portion, 73R, but also can omit the 73L of this strain portion, 73R.

In addition, in the above-described embodiment, the situation that is aircondition exemplified with refrigerating plant 1, still, also can be for replacing the indoor heat converter 11 of air-cooled type to there is hot-water supply or the cooling device of water-cooled heat exchanger.

Summarize embodiment described above below.

(1) refrigerating plant of described embodiment, has and utilizes the circulation of cold-producing medium to carry out the refrigerating circuit of kind of refrigeration cycle, and described refrigerating plant comprises: coolant conduits, and described cold-producing medium within it portion flows, power device, and cooler, utilize described cold-producing medium to carry out cooling described power device, wherein, described cooler has: jacket, has for configuring the conduits configurations groove of described coolant conduits, pressing plate, and this jacket between clamp described coolant conduits, and formal fixing with fixture, described pressing plate is fixed on to described jacket, so that described coolant conduits is pressed against described conduits configurations groove, wherein, described jacket also has the temporary fixed portion of jacket side, described pressing plate has the temporary fixed portion of pressing plate side that this pressing plate can be temporarily fixed on to described jacket by engaging with the temporary fixed portion of described jacket side, the temporary fixed portion of described jacket side and the temporary fixed portion of described pressing plate side are by engaging with each other to crisscross relative sliding, and, under this fastening state, limit described pressing plate to be subject to the elastic force of described coolant conduits and be shifted towards the direction of leaving described jacket, wherein, describedly crisscrossly be and the direction that direction is intersected of pressing that described coolant conduits is pressed on to described conduits configurations groove.

According to this refrigerating plant, can under described coolant conduits is pressed against the state of described conduits configurations groove, described pressing plate be temporarily fixed on to described jacket, and with described formal fixing with fixture, both are formally fixed to (fixing) under this state, therefore, the contact area of described coolant conduits and described jacket can be fully guaranteed, and the assembling operation of described cooler can be effectively carried out.; described jacket has the temporary fixed portion of described jacket side; described pressing plate has the temporary fixed portion of described pressing plate side; these two temporary fixed portions by described crisscross on relative sliding engage with each other; therefore; by make described pressing plate with respect to described jacket to described crisscross slip, thereby this pressing plate can be temporarily fixed on to described jacket.Now, described pressing plate is temporarily fixed on described jacket towards leaving under the state of direction displacement of described jacket, resist under the state that described elastic force presses on this coolant conduits described conduits configurations groove being limited elastic force because being subject to described coolant conduits.Therefore, use afterwards described formal fixing, with fixture, described pressing plate is fixed on to described jacket, can complete the assembling of described cooler.Therefore, fully guarantee the contact area of described coolant conduits and described jacket, and, when the described cooler of assembling, without resisting described elastic force, described pressing plate is pressed on to described jacket.

And, described pressing plate is temporarily fixed on this jacket with respect to described jacket to described crisscross slip, therefore, this this pressing plate is slided to the contrary direction of the glide direction when this pressing plate is temporarily fixed on to described jacket, can easily remove that this is temporary fixed.Therefore, while operating both as one before described pressing plate and described jacket is formally fixing, without for fixing both special-purpose fixed parts.Therefore, for example, by described pressing plate and described jacket being carried with temporary fixed state before described coolant conduits is set, when described coolant conduits is set, removes that this is temporary fixed and coolant conduits is set, thereby simplify the operation of the described cooler of assembling.

(2) in addition, in the present embodiment, preferably: the temporary fixed portion of described jacket side has: a wherein distolateral first temporary fixed portion of jacket side that is arranged on the direction vertical with the bearing of trend of described conduits configurations groove; Distolateral the second temporary fixed portion of jacket side with being arranged on another, the temporary fixed portion of described pressing plate side has: the first temporary fixed portion of pressing plate side that can engage with described the first temporary fixed portion of jacket side; with the second temporary fixed portion of pressing plate side that can engage with described the second temporary fixed portion of jacket side, described the first temporary fixed portion of jacket side and described the first temporary fixed portion of pressing plate side are the described pressing plate of permission and with respect to described jacket, rotate between the first state and the second state, and allow described pressing plate with respect to described jacket the shape to described crisscross slip, wherein, described the first state be described pressing plate with and described jacket between clamp the state that the posture of described coolant conduits is maintained, described the second state be described pressing plate with and described jacket between do not clamp the state that the posture of described coolant conduits is maintained, under described the first state, by described the first temporary fixed portion of jacket side and described the first temporary fixed portion of pressing plate side, engage with each other and described the second temporary fixed portion of jacket side and described the second temporary fixed portion of pressing plate side engage with each other, thereby described pressing plate with and described jacket between clamp described coolant conduits posture be maintained, under described the second state, by described the second temporary fixed portion of jacket side, be disengaged with described the second engaging of the temporary fixed portion of pressing plate side, and described the second temporary fixed portion of jacket side and described the second temporary fixed portion of pressing plate side take described the first temporary fixed portion of jacket side and described the first temporary fixed portion of pressing plate side as rotating fulcrum toward each other away from direction displacement, thereby described pressing plate with and described jacket between do not clamp described coolant conduits posture be maintained.

If adopt this structure, can further improve the assembling operation efficiency of described cooler.; described pressing plate can in and described jacket between clamp described coolant conduits posture the first state and in and described jacket between do not clamp between second state of posture of described coolant conduits and rotate with respect to described jacket; and; this pressing plate is maintained with the posture of described the second state; therefore; without separated this pressing plate and described jacket, can carry out the operation that arranges of described coolant conduits.Particularly, by described pressing plate be made as described the second state posture and after described coolant conduits is arranged to described conduits configurations groove, making this pressing plate take described the first temporary fixed portion of jacket side and described the first temporary fixed portion of pressing plate side rotates as rotating fulcrum, and described the second temporary fixed portion of jacket side and described the second temporary fixed portion of pressing plate side are engaged with each other, thus this pressing plate is made as to described the first state, thereby completes the operation that described pressing plate is temporarily fixed on to described jacket.

(3) in the present embodiment, can be also in addition: at described jacket and described pressing plate, be provided with for the temporary fixed portion of described jacket side and the temporary fixed portion of described pressing plate side being remained on to the maintenance assembly of the state of engaging with each other.

If adopt this structure, the temporary fixed state between described jacket and described pressing plate is held effectively.Therefore, even to applying in both of temporary fixed state in the situation of vibration etc., also can suppress to occur as described in pressing plate depart from as described in the problem of jacket, thereby both operation in described temporary fixed state is become to easy.

(4) in the present embodiment, can be also in addition: the glide direction that described jacket be take when described pressing plate is temporarily fixed on to this jacket is configured as posture vertically downward.

If adopt this structure, by making described pressing plate towards vertical downward direction, slide and both are become to temporary fixed state along gravity direction, therefore, from described pressing plate is slided and that both are become to the situation of temporary fixed state is different towards the rightabout of gravity, described both temporary fixed in stable condition.

(5) in the present embodiment, can be also in addition: described pressing plate is when the temporary fixed portion of described jacket side is engaged with the temporary fixed portion of described pressing plate side shape that can strain.

If adopt this structure, easily described pressing plate is temporarily fixed on to described jacket.

(6) in addition, in the present embodiment, preferred: at described pressing plate, to be formed with and can to insert the logical described formal fixing inserting hole with fixture, described jacket also has can install the described formal fixing fixture installation portion with fixture, when the temporary fixed portion of described jacket side and the temporary fixed portion of described pressing plate side engage with each other, describedly formally fixingly with fixture, can under the state of described inserting hole, be installed on described fixture installation portion being inserted through.

If adopt this structure, at described pressing plate, be temporarily fixed under the state of described jacket, described formal fixing is inserted through to described inserting hole and is installed on described fixture installation portion with fixture, can complete pressing plate is formally fixed to (fixing) in the operation of jacket, therefore, the assembling operation of cooler becomes simple.

(7) in addition, in the present embodiment, preferably: described jacket also has: the jacket main body that possesses described conduits configurations groove; With for this jacket main body being fixed on to the feet of printed substrate, wherein, the temporary fixed portion of described jacket side is formed at described feet.

If adopt this structure, for jacket main body being fixed on to the feet of printed substrate, there is the function of temporary fixed pressing plate, therefore, structure that can simplifying catheter frame body.

(8) in addition, in the present embodiment, preferably: described jacket also has: the jacket main body that possesses described conduits configurations groove; With for this jacket main body being fixed on to the feet of printed substrate, described maintenance assembly has: be formed at described feet and can lock the fastener of described pressing plate; Be formed at described pressing plate and be the engaged part of the shape that can engage with described fastener, wherein, described fastener and described engaged part are the shape engaging mutually while engaging with each other with the temporary fixed portion of described pressing plate side in the temporary fixed portion of described jacket side.

If adopt this structure, for jacket main body being fixed on to the feet of printed substrate, there is the function that pressing plate is remained to temporary fixed state, therefore, structure that can simplifying catheter frame body.

(9) in the present embodiment, can be also in addition: the temporary fixed portion of described jacket side has first opening that can lock the temporary fixed portion of described pressing plate side; With inserting opening continuous with this first opening and that allow the temporary fixed portion of described pressing plate side to insert.

(10) in addition, in the present embodiment, preferably: the described crisscross described crisscross size that is sized to be greater than described the first opening of described inserting opening.

Claims (10)

1. a refrigerating plant, has and utilizes the circulation of cold-producing medium to carry out the refrigerating circuit of kind of refrigeration cycle, and described refrigerating plant is characterised in that and comprises:

Coolant conduits, described cold-producing medium within it portion flows;

Power device; And

Cooler, utilizes described cold-producing medium to carry out cooling described power device, wherein,

Described cooler has:

Jacket, has for configuring the conduits configurations groove of described coolant conduits;

Pressing plate, and this jacket between clamp described coolant conduits; And

The formal fixing fixture of using, is fixed on described jacket by described pressing plate, so that described coolant conduits is pressed against described conduits configurations groove, wherein,

Described jacket also has the temporary fixed portion of jacket side,

Described pressing plate has the temporary fixed portion of pressing plate side that this pressing plate can be temporarily fixed on to described jacket by engaging with the temporary fixed portion of described jacket side,

The temporary fixed portion of described jacket side and the temporary fixed portion of described pressing plate side are by engaging with each other to crisscross relative sliding, and, under this fastening state, limit described pressing plate to be subject to the elastic force of described coolant conduits and be shifted towards the direction of leaving described jacket, wherein, be describedly crisscrossly and the direction that direction is intersected of pressing that described coolant conduits is pressed on to described conduits configurations groove.

2. refrigerating plant according to claim 1, is characterized in that:

The temporary fixed portion of described jacket side has: a wherein distolateral first temporary fixed portion of jacket side that is arranged on the direction vertical with the bearing of trend of described conduits configurations groove; Distolateral the second temporary fixed portion of jacket side with being arranged on another,

The temporary fixed portion of described pressing plate side has: the first temporary fixed portion of pressing plate side that can engage with described the first temporary fixed portion of jacket side; With the second temporary fixed portion of pressing plate side that can engage with described the second temporary fixed portion of jacket side,

Described the first temporary fixed portion of jacket side and described the first temporary fixed portion of pressing plate side are the described pressing plate of permission and with respect to described jacket, rotate between the first state and the second state, and allow described pressing plate with respect to described jacket the shape to described crisscross slip, wherein, described the first state be described pressing plate with and described jacket between clamp the state that the posture of described coolant conduits is maintained, described the second state be described pressing plate with and described jacket between do not clamp the state that the posture of described coolant conduits is maintained

Under described the first state, by described the first temporary fixed portion of jacket side and described the first temporary fixed portion of pressing plate side, engage with each other and described the second temporary fixed portion of jacket side and described the second temporary fixed portion of pressing plate side engage with each other, thereby described pressing plate with and described jacket between clamp described coolant conduits posture be maintained

Under described the second state, by described the second temporary fixed portion of jacket side, be disengaged with described the second engaging of the temporary fixed portion of pressing plate side, and described the second temporary fixed portion of jacket side and described the second temporary fixed portion of pressing plate side take described the first temporary fixed portion of jacket side and described the first temporary fixed portion of pressing plate side as rotating fulcrum toward each other away from direction displacement, thereby described pressing plate with and described jacket between do not clamp described coolant conduits posture be maintained.

3. refrigerating plant according to claim 1 and 2, is characterized in that:

At described jacket and described pressing plate, be provided with for the temporary fixed portion of described jacket side and the temporary fixed portion of described pressing plate side being remained on to the maintenance assembly of the state of engaging with each other.

4. refrigerating plant according to claim 1, is characterized in that:

Described jacket configures with following posture: when described pressing plate is temporarily fixed on to this jacket, the glide direction of this pressing plate is for vertically downward.

5. refrigerating plant according to claim 1, is characterized in that:

Described pressing plate is when the temporary fixed portion of described jacket side is engaged with the temporary fixed portion of described pressing plate side shape that can strain.

6. refrigerating plant according to claim 1, is characterized in that:

At described pressing plate, be formed with and can insert the logical described formal fixing inserting hole with fixture,

Described jacket also has can install the described formal fixing fixture installation portion with fixture,

When the temporary fixed portion of described jacket side and the temporary fixed portion of described pressing plate side engage with each other, describedly formally fixingly with fixture, can under the state of described inserting hole, be installed on described fixture installation portion being inserted through.

7. refrigerating plant according to claim 1, is characterized in that:

Described jacket also has: the jacket main body that possesses described conduits configurations groove; With for this jacket main body being fixed on to the feet of printed substrate, wherein,

The temporary fixed portion of described jacket side is formed at described feet.

8. refrigerating plant according to claim 3, is characterized in that:

Described jacket also has: the jacket main body that possesses described conduits configurations groove; With for this jacket main body being fixed on to the feet of printed substrate,

Described maintenance assembly has: be formed at described feet and can lock the fastener of described pressing plate; Be formed at described pressing plate and be the engaged part of the shape that can engage with described fastener, wherein,

Described fastener and described engaged part are the shape engaging mutually while engaging with each other with the temporary fixed portion of described pressing plate side in the temporary fixed portion of described jacket side.

9. refrigerating plant according to claim 1, is characterized in that:

The temporary fixed portion of described jacket side has first opening that can lock the temporary fixed portion of described pressing plate side; With inserting opening continuous with this first opening and that allow the temporary fixed portion of described pressing plate side to insert.

10. refrigerating plant according to claim 9, is characterized in that:

The described crisscross described crisscross size that is sized to be greater than described the first opening of described inserting opening.

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