CN101268319A

CN101268319A - Side panel arrangement for an evaporator unit

Info

Publication number: CN101268319A
Application number: CNA2005800512189A
Authority: CN
Inventors: L·L·莫雷斯; V·S·佩凯泽
Original assignee: Carrier Corp
Current assignee: Carrier Corp
Priority date: 2005-07-29
Filing date: 2005-07-29
Publication date: 2008-09-17
Anticipated expiration: 2025-07-29
Also published as: HK1124655A1; EP1910760A1; EP1910760A4; BRPI0520445A2; CN101268319B; WO2007012156A1

Abstract

An air conditioning evaporator unit having a main body with front and rear sides, a top and bottom, all forming a housing with partially open ends, includes a pair of end covers which are attached to the body by snap-in brackets located near the rear of the unit. Female brackets attached to the body include opposed fingers that define a slot that leads to a pocket, and the cover brackets each include a post that can be snapped in through the slot and into the pocket of the body bracket. A single fastener located at the front of the unit interconnects the body to the cover.

Description

The side panel that is used for evaporator unit is arranged

Technical field

The present invention relates generally to the evaporator unit that is used for air handling system, relates in particular to the structure and the installation of the side panel arrangement that is used for occluded air regulating system end.

Background technology

In many coml air conditionings, heating and ventilating system, pass air-distribution or regulon the air through overregulating is flowed into the inner space.For example, the air handling system that is commonly referred to a kind of general type of piece-rate system comprises independent indoor unit and outdoor unit.Outdoor unit comprises compressor, heat exchanger and fan.Indoor unit comprises heat exchanger and fan.In when operation, the inlet of indoor fan by indoor or evaporator unit be in the air suction chamber or evaporator unit, and promote air above indoor heat exchanger, and the exit opening that passes then in the indoor unit is discharged indoor unit with air.

Outdoor fan sucks outdoor unit with outdoor air, and above outdoor heat exchanger the circular chamber outer air, and then circulation turns back to outdoor environment.Simultaneously, compressor makes cryogenic fluid pass the indoor/outdoor heat exchanger and circulates between the indoor/outdoor heat exchanger.Cold-producing medium indoor heat exchanger from through the absorption of air heat above the heat exchanger so that air is cooled off.Simultaneously, the air of process absorbs heat in outdoor heat exchanger from the cold-producing medium that passes heat exchanger above heat exchanger.

Usually make such divergence type air-conditioning unit with large-scale cooling capacity.Therefore, the size of indoor unit can be from the narrow relatively unit of small compact to large unit, and the height of the large unit height with compact unit basically is identical.

When making these unit, when especially becoming big in these unit, some parts becomes not only loaded down with trivial details but also heavy as the size aspect that is manufactured on of the front cover portion that comprises the unit.Manufacturing and assembly process in these unit, this big size cause parts to be difficult to make and be difficult to processing.

Usually, the unit is big more, and the parts that need are many more, and securing member also needs manyly more, to assemble these all parts.Wish to reduce very much the quantity of needed parts and securing member in manufacture process.

The common mode that is used for the indoor unit of divergence type air handling system provides the elongate body of the cladding system on a kind of top, front portion and bottom that has around main body, provides independent end panel to cover the end of elongate body then.Because it is important that these end caps are fastened firmly on the main body very much, so this attaching process is usually directed to a large amount of time and efforts and a large amount of securing members.

Summary of the invention

The evaporator unit that is used for air handling system comprises main body, and main body has rear board and front section, and rear board and front section limit air intake and air outlet slit.What main part limitation passed the unit extends to the inlet air flow path of this outlet from this inlet.Evaporator coil is supported in the main body and is positioned at inlet air flow path.This unit comprises the evaporator fan that is used to make air to flow, the flowing along inlet air flow path and pass evaporator coil of air, and air cools off at evaporator coil, and water removes from evaporator coil, thereby causes condensation.

A pair of installation bracket is installed on the back edge of body end opening, and a pair of cooperation hinge bracket is installed on the back edge of end panel, and hinge bracket can easily engage with installation bracket, so that the end panel twisting is installed to main body.Then, a pair of securing member leading edge that the leading edge and the opening of main body interconnected to end panel.Installation bracket and hinge bracket are respectively as the part of main body and end panel and whole formation.Installation bracket is a cloudy type structure, and hinge bracket is positive type structure, and with bayonet unit with these two kinds of bracket interconnects.

In the described below accompanying drawing preferred embodiment has been shown; But, under the prerequisite that does not break away from the spirit and scope of the invention, can carry out other various modifications and structure choice to the preferred embodiment.

The accompanying drawing summary

Fig. 1 is the perspective view according to evaporator unit of the present invention.

Fig. 2 is the exploded view according to evaporator unit of the present invention.

Fig. 3 shows the partial perspective end-view according to the right flank of evaporator unit of the present invention, and with end cover removed.

Fig. 4 shows the fragmentary, perspective view according to the left surface of evaporator unit of the present invention, and with end cover removed.

Fig. 5 A is the fragmentary, perspective view according to evaporator unit of the present invention, and side panel has been installed, but is shown in an open position.

Fig. 5 B is the zoomed-in view of the embodiment among Fig. 5 A.

Fig. 5 C is the guide wire of alternative shape of the embodiment among Fig. 5 A.

Detailed Description Of The Invention

The embodiment evaporator unit in the present invention that is shown among the figure represents that with 11 its trailing flank 12 of evaporator unit 11 usefulness abuts near the lower part of the wall the ground and installs.Also available its trailing flank 12 of this system recline the room ceiling and install.But, for purposes of illustration, unit 11 is described as having leading flank 13, top 14, left part 16, right part 17 and bottom 18.

Referring to Fig. 2, be included in assembling all various parts before with the evaporator unit shown in the exploded view.Now sequence and mode are described.

Rear board 21 forms the part of the shell of primary structural component and evaporator unit.At first be bonded on the top edge of rear board 21, by these two parts being tightened together, will go up closed component 22 and be fastened on the rear board 21 then with securing member 23 by the top edge that will go up closed component 22.With securing member left medial surface assembly 24 and Right Inboard face assembly 26 are attached on the rear board 21.With securing member 28 fan component 27 is fastened to the lower part of rear board 21 then.

The next procedure of assembling process is to place separately left medial surface assembly 24 and Right Inboard face assembly 26 that evaporator coil 29 is installed in the shell by the end with evaporator coil 29.Then, with single screw evaporator coil 29 is fastened on its installation site, this single screw is in each end of evaporator coil 29 and pass the medial surface assembly and enter in the tube sheet, and this tube sheet is in the end of evaporator coil 29.So just evaporator coil 29 is placed in the evaporator compartment, this evaporator compartment is partly limited by rear board 21 and left medial surface assembly 24 and Right Inboard face assembly 26.But, still the end of evaporator compartment must be sealed in order to avoid air-flow passes.This realizes by left closure elements 31 and right closure elements 32, left side closure elements 31 and right closure elements 32 only place suitable position simply and need not securing member, keep in position by engaging with drain pan 33 then, drain pan 33 also limits this evaporator compartment.With securing member that drain pan 33 is fastening in each end, so that separately left medial surface assembly 24 and Right Inboard face assembly 26 are fastened to drain pan 33.Scupper hose 34 is attached on the drainage component of drain pan 33.Then front panel 36 is placed drain pan 33 tops and in position fastening by securing member, these securing members are attached to front panel 36 on left medial surface assembly 24 and the Right Inboard face assembly 26, and are attached to the fan cover plate portion of rear board 21.

Return the side of unit, enter left medial surface assembly 24 by being clasped control box 37 is installed, and stepper motor 38 also is fastened on this side assembly 24.

Blower compartment is partly formed by rear board 21 and fan component 27, and has the air inlet opening within it.Partly by 39 sealings of lattice plate, a plurality of filter elements 41 place in the lattice plate 39 this air inlet openings.

Next procedure is that stepper motor 38 is connected to horizontal air vent (louver) mechanism on the closed component 22, and horizontal air vent 42 is fastened on left medial surface assembly 24 and the Right Inboard face assembly 26 in its end, and part is fastened on the closed component 22 therebetween.Then left end cap 43 and right end cap 44 are fastened to respectively on the left medial surface assembly 24 and Right Inboard face assembly 26 separately, to finish assembling process.

Right part referring to the evaporator unit shown in Fig. 3 figure exposes, be about to its right end cap and remove the medial surface assembly 45 that has some internal parts to illustrate, these internal parts comprise cold-producing medium tube connector 46 and condensate drainage pipe 47, cold-producing medium tube connector 46 provides the fluid of the pipe to the interior heat exchanger to be communicated with, and condensate drainage pipe 47 provides the condensate drain from condensate pans when being installed in position under the ceiling in this unit.The a pair of main body bracket that separates 48 and 49 is positioned near the trailing flank 12, and

main body bracket

48 and 49 is respectively near the top 14 and bottom 18 of unit.Provide these carriages to be used for the fastening right end cap of following described mode.

Similarly, the left part 16 of unit is shown among Fig. 4, and its lid is removed the medial surface assembly 50 that has various parts with exposure, and these parts are evaporator coil 51 and electronic control module 52 for example.Main body bracket 53 and 54 is positioned near the trailing flank 12 equally, and main body bracket 53 and 54 is respectively near top 14 and bottom 18.

Fig. 5 A also shows right part 17, but right end cap 44 being installed to like that on

main body bracket

48 and 49 as shown in FIG..In the position that illustrates, right end cap 44 has been attached on

main body bracket

48 and 49, but right end cap 44 is not rotated to detent position forward as yet.

Right end cap 44 comprises very flat end wall 57 and sidewall 58, and sidewall 58 stretches out from right end cap 44 perpendicular on all sides of end wall 57.When being in detent position, the edge 59 of sidewall 58 engages with the edge 61 of main body and is fastened on this position by single fastener.

Referring to Fig. 5 B and 5C, illustrate in greater detail these fastening brackets among the figure.Main body bracket 49 comprises female connector 62, female connector 62 comprises a pair of tongue that separates 63 and 64, the tongue 63 and 64 that separates forms notch 66 between them, as shown in the figure, near leading flank 13 tongues 64 that are distributed in the unit slightly are longer than tongue 63, and notch 66 extends and terminates groove cave 67 in towards main body, and substantially perpendicularly extend towards main body in groove cave 67.

End cover bracket 68 is positioned at the sidewall 58 of right end cap 44 and comprises relative wall 69 and 71, and relative wall 69 and 71 is from the extension of sidewall 58 perpendicular and have the post 72 that interconnects between them.In when operation, post 72 play male connector effect, pass notch 66 and go forward side by side in the groove cave 67 of main body carriage 49.In Fig. 5 B, before their interconnection, in Fig. 5 C, shown two carriages have the post 72 that is installed in the groove cave 67 to shown two carriages just.Identical structure is located in the top of unit, wherein, and end cover bracket and main body bracket 48 interconnection.

Therefore, as can be seen, left end cap 43 and right end cap 44 can be installed in the unit or from the unit easily and promptly and remove, and only use single fastener after these lids have rotated to detent position fastening these each in covering to the appropriate location.

Claims

1. evaporator unit that is used for air handling system comprises:

Main body, it has various parts with which and has at least one openend, and described at least one openend allows at least some in the approaching described parts, and described at least one openend has back edge and leading edge;

A pair of installation bracket, it is attached on the described back edge and near described back edge and stretches out; And

Lid, it has consistent with the shape of described at least one body openings end substantially shape, described lid has leading edge and back edge and a pair of cover bracket, described cover bracket is attached on the described back edge and near described back edge and stretches out, and described cover bracket can be attached on the described installation bracket with supporting; And

Attachment arrangement is used for the leading edge of described side panel is attached to the leading edge of described main body.

2. evaporator unit as claimed in claim 1 is characterized in that: described installation bracket and described cover bracket form with described main body and described lid integral body respectively.

3. evaporator unit as claimed in claim 1 is characterized in that: described installation bracket forms with the moon structure, and described cover bracket forms with the sun structure, and described cover bracket connects by Yang Yin and is interconnected on the described installation bracket.

4. evaporator unit as claimed in claim 3 is characterized in that: described cover bracket can hingedly be connected on the described installation bracket.

5. evaporator unit as claimed in claim 1 is characterized in that: described cover bracket interconnects with described installation bracket by being clasped.

6. evaporator unit as claimed in claim 5, it is characterized in that: described installation bracket respectively comprises a pair of finger, described finger defines and enter notch and near the expansion slot cave their rear ends between they opposing open end, and described cover bracket also respectively has mating component, and described mating component passes and describedly enters notch and enter in the described groove cave and buckle.

7. evaporator unit as claimed in claim 1 is characterized in that: described attachment arrangement comprises single fastener.

8. evaporator unit as claimed in claim 7 is characterized in that: described securing member at first passes the part of described main body, enters described side panel then.

9. evaporator unit as claimed in claim 1 is characterized in that: described main body comprises the medial surface assembly, the described body openings end of described medial surface components ground sealing.

10. evaporator unit that is used for air handling system, such evaporator unit has main body, described main body has leading flank, trailing flank, top and bottom, these all parts are formed for holding therein the shell of parts, described shell has the part openend, to allow the part near described parts, described evaporator unit comprises:

A pair of end cap, each in the described end cap can be attached in the described openend, and described end cap respectively has end wall and sidewall, and described side wall ring extends around described end cap, and are sized to and make their size and dimensions corresponding to described openend;

At least one main body bracket, it is attached on the described main body and from described main body and extends;

At least one cover bracket, it is attached on the described end cap and from described end cap and extends;

Wherein, described main body bracket is connected by sun/the moon with described cover bracket and interconnects, removably described lid is installed on the described main body.

11. evaporator unit as claimed in claim 10 is characterized in that: described main body bracket forms with the moon structure, and described cover bracket forms with the sun structure.

12. evaporator unit as claimed in claim 10 is characterized in that: described main body bracket and described cover bracket form with described main body and described lid integral body respectively.

13. evaporator unit as claimed in claim 10 is characterized in that: described cover bracket can hingedly be connected on the described main body bracket.

14. evaporator unit as claimed in claim 10 is characterized in that: described cover bracket interconnects with described main body bracket by being clasped.

15. evaporator unit as claimed in claim 11, it is characterized in that: described main body bracket respectively comprises a pair of finger, described finger defines and enter notch and near the expansion slot cave their rear ends between they opposing open end, and described cover bracket also respectively has mating component, and described mating component passes and describedly enters notch and enter in the described groove cave and buckle.

16. evaporator unit as claimed in claim 10, it is characterized in that: described main body bracket and described cover bracket are positioned near the rear wall of described unit, and comprise attachment arrangement, be used near the described position of covering the leading flank of described unit is fastened to described main body.

17. evaporator unit as claimed in claim 16 is characterized in that: described attachment arrangement comprises securing member, and described securing member at first passes the part of described main body, enters described side panel then.