CN201434619Y

CN201434619Y - Titanium tube heat exchanger

Info

Publication number: CN201434619Y
Application number: CN2009200774011U
Authority: CN
Inventors: 李成杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-06-25
Filing date: 2009-06-25
Publication date: 2010-03-31
Anticipated expiration: 2019-06-25

Abstract

The utility model discloses a titanium tube heat exchanger comprising a housing, wherein, two ends of the housing are closed, a titanium tube component is accommodated inside the housing, a water inlet and a water outlet are formed on the side walls at the two ends of the housing respectively, a flow guide plate is arranged on the inner surface of the housing corresponding to the space between thewater inlet and the titanium tube component, and a plurality of flow guide holes are formed on the plate wall of the flow guide plate. The arrangement of the flow guide plate in the housing and the formation of the plurality of flow guide holes on the flow guide plate contribute to a reduction in the sectional area of water flow and an increase in the velocity of the water flow, thereby improvingthe heat exchange efficiency.

Description

A kind of titanium tube heat exchanger

Technical field

The utility model relates to a kind of titanium tube heat exchanger.

Background technology

Because titanium has very strong corrosion resistance, have in the machine at corrosivity water source so be widely used in swimming pool heat pump machine, seafood machine and sea water source heat pump etc. with the heat exchanger of highly purified titanium making.But titanium and general iron and steel or copper can't weld, so that the titanium tube heat exchanger ordinary construction is exactly the housing made with the PVC material is sealed at both ends, wherein perforate on the end stays turnover and the draining of doing the titanium pipe to use.Housing the inside holding tray becomes the titanium pipe of bellows-shaped, is installed into delivery port on the housing.Enter the cold-producing medium that flows in water and the titanium pipe in the housing like this and carry out cold and hot exchange, thereby realization adds hot water or produces the purpose of cold water.One Chinese utility model, Granted publication number " CN2811915 ", in 2006.08.30 disclosed " new type heat exchanger ", disclose a kind of like this heat exchanger, it includes heat exchanger shell, the import and export of heat exchanger tube and cold and hot exchange media, be sealedly connected with titanium matter corrugated tube between cold exchange media import and export on the housing or heat exchange medium import and export, the homonymy on heat exchanger shell, adjacent both sides or relative both sides are respectively arranged with thermal medium import and outlet, cold medium import and outlet.

As everyone knows, heat exchange efficiency is directly proportional with flow velocity, and said apparatus is because water inlet is smaller, diameter of the housing is bigger, so after the import of the water of certain flow by minor diameter enters, become big suddenly because of water flow section is long-pending, so the flow velocity of water sharply descends, heat exchange efficiency descends.Will increase the length of ripple titanium pipe in order to increase heat exchange efficiency, and ripple titanium pipe price is comparatively expensive, will increase very big cost so undoubtedly.

The utility model content

The utility model is after the import by minor diameter enters at the water of certain flow in the prior art, because of the circulation diameter becomes big suddenly, so the flow velocity of water sharply descends, the deficiency that heat exchange efficiency descends, a kind of high titanium tube heat exchanger of exchange efficiency that changes is provided, these titanium tube heat exchanger current are high flow rate always, the heat exchanger effectiveness height.

In order to solve the problems of the technologies described above, the utility model is solved by following technical proposals:

A kind of titanium tube heat exchanger, comprise housing, the closed at both ends of described housing, its inside is equipped with titanium pipe assembly, be respectively arranged with water inlet, delivery port on the sidewall of described housing two ends, the inner surface of described housing has several pod apertures corresponding to being provided with deflector between water inlet and the titanium pipe assembly on the wooden partition of described deflector.

In the technique scheme, described pod apertures inside is provided with flow deflector, described flow deflector sidewall is provided with convex shoulder, described pod apertures sidewall is provided with the groove suitable with convex shoulder, it is different being provided with the flow direction that flow deflector can make water, and is irregular, and this has just formed turbulent flow, can wash away titanium pipe assembly from all directions, thereby improve heat exchange efficiency greatly.

In the technique scheme, the surface configuration semicircular in shape that described flow deflector contacts with the pod apertures madial wall, it is not serpentine with the contacted outer surface of pod apertures madial wall.

In the technique scheme, the wooden partition center of described deflector is provided with the water conservancy diversion rod, and the water conservancy diversion rod passes titanium pipe assembly.

In the technique scheme, described shell end is provided with the arc-shaped transition angle, and described arc-shaped transition angle extends to air deflector from shell end madial wall center, and water can more smoothly flow to deflector faster like this.

In the technique scheme, the external diameter of described water conservancy diversion rod is 1/2～3/4 of a titanium pipe assembly internal diameter, and the water conservancy diversion rod can make the effect that has support concurrently like this, prevents the excessive jitter under the washing away of current of titanium pipe assembly.

In the technique scheme, described housing two ends are respectively by the sealing of left and right end cap, can the left and right end cap of dismounting, and be convenient to maintenance, and also process the arc-shaped transition angle that shell end is provided with easily.

Beneficial effect: the utility model compared with prior art has following beneficial effect:

The utility model is owing to be provided with deflector, and after some pod apertures are arranged on the deflector, makes that water flow section is long-pending to reduce, and flow velocity increases, thereby improves heat exchange efficiency.

Description of drawings

Fig. 1 is the front view of titanium tube heat exchanger

Fig. 2 is the structural representation of deflector and water conservancy diversion rod combination back one embodiment

Fig. 3 is the vertical view after deflector shown in Figure 2 and the combination of water conservancy diversion rod

Fig. 4 is the structural representation of deflector and water conservancy diversion rod combination another embodiment of back

Fig. 5 is the vertical view after deflector shown in Figure 4 and the combination of water conservancy diversion rod

The specific embodiment

Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:

Embodiment one:

See Fig. 1: a kind of titanium tube heat exchanger, comprise housing 1, described housing 1 is the cylinder of hollow, two ends are respectively by left and right end cap 5,5 ' sealing, the sidewall of described left end cap 5 is provided with water inlet 10, and water inlet 10 connects water pump, and the sidewall of right end cap 5 ' is provided with delivery port 12, described housing 1 inside is equipped with titanium pipe assembly 2, and an end of titanium pipe assembly 2 passes right end cap 5 ' and with bolt it is fixed tightly on the right end cap 5 '.

The inner surface of described housing 1 is corresponding to being provided with deflector 7 between water inlet 10 and the titanium pipe assembly 2, and described deflector 7 adopts plastics to make, and cost is lower.Be provided with several pod apertures 70 (deflector 7 is seen Fig. 2, Fig. 3) on the wooden partition of described deflector 7 uniformly at intervals.

Described housing 1 end is provided with arc-shaped transition angle 50, and described arc-shaped transition angle 50 extends to deflector 7 from madial wall center, housing 1 end, and water can more smoothly flow to deflector 7 faster like this.

Embodiment two: embodiment two compares with embodiment one, all the other are identical, just being provided with flow deflector 72 in described pod apertures 70 inside (sees Fig. 4, Fig. 5), the surface configuration semicircular in shape that described flow deflector 72 contacts with pod apertures 70 madial walls, it is not serpentine with the contacted outer surface of pod apertures 70 madial walls, described flow deflector 72 sidewalls are provided with convex shoulder 74, described pod apertures 70 sidewalls are provided with the groove 76 suitable with convex shoulder 74, during installation, with flow deflector 72 extruding, convex shoulder 74 in the flow deflector 72 is snapped in the groove 76, after convex shoulder 74 snaps in groove 76, unclamp flow deflector 72 and make it return to original form, realize the interference fit of flow deflector 72 and pod apertures 70 like this, flow deflector 72 can rotate in pod apertures 70, but can not break away from.

The wooden partition center of described deflector 7 is provided with water conservancy diversion rod 9, and described water conservancy diversion rod 9 also adopts plastics to make, and adopts Plastic Welding or glue to be bonded on the wooden partition of deflector 7, and water conservancy diversion rod 9 passes titanium pipe assembly 2.Preferably, the external diameter of described water conservancy diversion rod 9 is about 2/3 of titanium pipe assembly 2 internal diameters, can make water conservancy diversion rod 9 have the effect of support concurrently like this, prevents 2 excessive jitters under the washing away of current of titanium pipe assembly.

Flow deflector 72 can rotation freely in pod apertures 70.Its revolving force comes from the mobilization force of water, again because flow deflector 72 is distributed in each pod apertures 70, it is different that its rotation causes the flow direction of water, and be irregular, this has just formed turbulent flow, can wash away titanium pipe assembly from all directions, thereby improve heat exchange efficiency greatly, certainly this irregular current may form whirlpool in some positions, and general center at deflector, be provided with water conservancy diversion rod 9 this problem is solved, can avoid vortex arising by the reaction force of 9 pairs of water of water conservancy diversion rod, in other words, before water does not also form whirlpool, promptly run into water conservancy diversion rod 9 and spread out, thereby avoid vortex arising, and current advance to delivery port 12 under the guiding of water conservancy diversion rod 9.The final water of realizing enters behind the titanium tube heat exchanger with higher speed, and washes away the surface of titanium pipe assembly 2 in the mode of turbulent flow along the direction of water conservancy diversion rod 9, has improved heat exchange efficiency.

Now operation principle is briefly explained, current enter housing 1 inside through water inlet 10, carry out heat exchange with titanium pipe assembly 2, and flow out from delivery port, wherein because the water inlet of water inlet 10 is sent into by water pump, and its flow Q is constant, according to

V = \frac{Q}{S},

Wherein V is a flow velocity, and Q is a flow, and S is that water flow section is long-pending, when being provided with deflector 7, and after some pod apertures 70 are arranged on the deflector 7, makes the long-pending S of water flow section reduce, and flow velocity V increases, thereby improves heat exchange efficiency greatly.

Claims

1, a kind of titanium tube heat exchanger, comprise housing (1), the closed at both ends of described housing (1), its inside is equipped with titanium pipe assembly (2), be respectively arranged with water inlet (10), delivery port on the sidewall of described housing (1) two ends, it is characterized in that the inner surface of described housing (1) has several pod apertures (70) corresponding to being provided with deflector (7) between water inlet (10) and the titanium pipe assembly (2) on the wooden partition of described deflector (7).

2, titanium tube heat exchanger as claimed in claim 1, it is characterized in that, described pod apertures (70) inside is provided with flow deflector (72), and described flow deflector (72) sidewall is provided with convex shoulder (74), and described pod apertures (70) sidewall is provided with and the suitable groove (76) of convex shoulder (74).

3, titanium tube heat exchanger as claimed in claim 2 is characterized in that, the surface configuration semicircular in shape that described flow deflector (72) contacts with pod apertures (70) madial wall, and it is not serpentine with the contacted outer surface of pod apertures (70) madial wall.

4, titanium tube heat exchanger as claimed in claim 3 is characterized in that, the wooden partition center of described deflector (7) is provided with water conservancy diversion rod (9), and water conservancy diversion rod (9) passes titanium pipe assembly (2).

5, titanium tube heat exchanger as claimed in claim 1 or 2 is characterized in that, described housing (1) end is provided with arc-shaped transition angle (50), and described arc-shaped transition angle (50) extends to deflector (7) from madial wall center, housing (1) end.

6, titanium tube heat exchanger as claimed in claim 1 or 2 is characterized in that, the external diameter of described water conservancy diversion rod (9) is 1/2～3/4 of titanium pipe assembly (a 2) internal diameter.

7, titanium tube heat exchanger as claimed in claim 1 or 2 is characterized in that, described housing (1) two ends are sealed by left and right end cap (5,5 ') respectively.