CN217687641U - Pressure drop test tool for finned tube heat exchanger - Google Patents
Pressure drop test tool for finned tube heat exchanger Download PDFInfo
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- CN217687641U CN217687641U CN202222051555.1U CN202222051555U CN217687641U CN 217687641 U CN217687641 U CN 217687641U CN 202222051555 U CN202222051555 U CN 202222051555U CN 217687641 U CN217687641 U CN 217687641U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
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Abstract
The utility model discloses a finned tube heat exchanger test pressure drop frock, include the pressure detection device who is connected with water cooled heat exchanger, pressure detection device include respectively with the gas circuit among the water cooled heat exchanger and water path connection's detection gas circuit, and detect the water route, detect the gas circuit and include the air inlet pipe way that communicates with water cooled heat exchanger, and go out the gas pipeline, detect the water route and include the water intake pipe way that communicates with water cooled heat exchanger, and go out the water pipeline, pressure detection device is including locating the gas circuit detection device that detects the water route, and locate and detect the water route detection device on the water route, the utility model discloses a connect pressure detection device on gas circuit and the water route in the water cooled heat exchanger respectively, carry out real-time detection to the pressure in gas circuit and the water route to obtain the accurate pressure in water cooled heat exchanger during operation gas circuit and the water route, simple structure, convenient operation.
Description
Technical Field
The utility model relates to a cryogenic equipment technical field especially relates to a finned tube heat exchanger test pressure drop frock.
Background
With the continuous establishment of high-tech industry and the introduction of high-tech equipment, the demand of helium and liquid helium is increased continuously, and the application range is expanded continuously. At present, besides being used in the fields of scientific research, nuclear industry and the like, helium and liquid helium are also used in the fields of application of superconducting technology, special metal smelting, electronic industry and the like. Helium is a strategic national resource and has irreplaceable effects in the fields of national defense, high-tech industry, low-temperature refrigeration and the like. Liquid helium is widely used in scientific research, medical treatment, equipment manufacturing and other industries.
In the liquid helium refrigeration equipment, a turboexpander is taken as key refrigeration equipment, and the efficiency and the operation performance of the turboexpander play a vital role in the economy and the reliability of the liquid helium refrigeration device. In order to achieve higher efficiency, a rotor of the water-cooled heat exchanger needs to operate at a high rotating speed, heat generated by turbine braking is generally taken away by an integrated water-cooled heat exchanger, a gas circuit and a water circuit inside the water-cooled heat exchanger in the working process of the water-cooled heat exchanger can change pressure, the change of the pressure can influence the heat exchange effect of the water-cooled heat exchanger, the heat exchange effect of the water-cooled heat exchanger can directly influence the working stability of a turboexpander, and the existing water-cooled heat exchanger cannot detect the pressure of the gas circuit and the water circuit inside the water-cooled heat exchanger.
SUMMERY OF THE UTILITY MODEL
For solving the problem that above-mentioned water-cooled heat exchanger internal pressure detected, the utility model provides a finned tube heat exchanger test pressure drop frock.
The utility model discloses realized by following technical scheme:
the utility model provides a finned tube heat exchanger test pressure drop frock, includes the pressure measurement device who is connected with water cooled heat exchanger, pressure measurement device including respectively with gas circuit and water path connection's among the water cooled heat exchanger detection gas circuit to and detect the water route, detect the gas circuit include with the inlet pipe way of water cooled heat exchanger intercommunication to and give vent to anger the pipeline, detect the water route include with the inlet pipe way of water cooled heat exchanger intercommunication, and outlet pipe way, pressure measurement device is including locating detect the last gas circuit detection device of gas circuit, and locate detect the epaxial water route detection device of water route.
According to the tooling for testing the pressure drop of the finned tube heat exchanger, the gas path detection device comprises a gas inlet detection device arranged on the gas inlet pipeline and a gas outlet detection device arranged on the gas outlet pipeline.
According to the tooling for testing the pressure drop of the finned tube heat exchanger, the waterway detection device comprises a water inlet detection device arranged on the water inlet pipeline and a water outlet detection device arranged on the water outlet pipeline.
According to the test pressure drop tool for the finned tube heat exchanger, the air inlet pipeline is provided with the air inlet cavity communicated with the water-cooled heat exchanger, the air outlet pipeline comprises the air outlet cavity penetrating through the air inlet cavity and communicated with the water-cooled heat exchanger, the air inlet detection device is communicated with the air inlet cavity, and the air outlet detection device is communicated with the air outlet cavity.
According to the tooling for testing the pressure drop of the finned tube heat exchanger, the detection air passage and the detection water passage are respectively provided with the flow detection device.
According to the tooling for testing the pressure drop of the finned tube heat exchanger, the flow detection device comprises a gas flow detection device arranged on the detection gas path and a water flow detection device arranged on the detection water path.
According to the tooling for testing pressure drop of the finned tube heat exchanger, the air inlet cavity is provided with the air path inlet, the air outlet cavity is communicated with the air flow detection device, and the air flow detection device is communicated with the air path outlet.
According to the test pressure drop tool for the finned tube heat exchanger, the water channel through pipe for communicating the water cooling heat exchanger and the water flow detection device is arranged between the water cooling heat exchanger and the water flow detection device, and the water channel detection device is located on the outer side wall of the water channel through pipe and is communicated with the water channel through pipe.
The test pressure drop tool for the finned tube heat exchanger comprises a shell, an inner tube arranged in the shell and an integrated heat exchange tube arranged between the shell and the inner tube, wherein the integrated heat exchange tube comprises a water inlet and a water outlet which are communicated with the shell, and the shell is also provided with a gas inlet and a gas outlet which are communicated with a cavity in the shell, so that gas can exchange heat through the integrated heat exchange tube.
The test pressure drop tool for the finned tube heat exchanger comprises an outer tube, a first cover body and a second cover body, wherein the outer tube is sleeved on the outer side of the inner tube and the outer side of the integrated heat exchange tube, the first cover body and the second cover body cover two ends of the outer tube, the water inlet and the water outlet are formed in the first cover body, and the air inlet and the air outlet are formed in the second cover body.
Compared with the prior art, the utility model discloses there is following advantage:
the utility model provides a finned tube heat exchanger test pressure drop frock through connecting pressure measurement on gas circuit and the water route in water-cooled heat exchanger respectively, carries out real-time detection to the pressure in gas circuit and the water route to obtain the accurate pressure in water-cooled heat exchanger during operation gas circuit and the water route, simple structure, convenient operation.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic cross-sectional view of the present invention;
fig. 3 is a schematic perspective view of the second embodiment of the present invention;
fig. 4 is a first schematic structural diagram of the water-cooled heat exchanger of the present invention;
fig. 5 is a schematic structural diagram of a water-cooled heat exchanger of the present invention;
fig. 6 is an exploded view of the water-cooled heat exchanger of the present invention;
fig. 7 is a sectional view of the water-cooled heat exchanger of the present invention.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following will combine the drawings in the embodiments of the present invention to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, rather than all embodiments, based on the embodiments in the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the scope of the present invention.
In the description of the embodiments of the present invention, unless explicitly specified or limited otherwise, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more unless specified or indicated otherwise; the terms "connected," "fixed," and the like are to be construed broadly and may, for example, be fixedly connected, detachably connected, integrally connected, or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the description of the present invention, it should be understood that the terms "upper" and "lower" used in the embodiments of the present invention are used in the angle shown in the drawings, and should not be construed as limiting the embodiments of the present invention. In addition, in this context, it will also be understood that when an element is referred to as being "on" or "under" another element, it can be directly on "or" under "the other element or be indirectly on" or "under" the other element via an intermediate element.
As shown in fig. 1 to 7, a finned tube heat exchanger test pressure drop frock includes the pressure detection device 4 of being connected with water cooled heat exchanger 1, pressure detection device 4 include respectively with gas circuit and waterway connection's in the water cooled heat exchanger 1 detection gas circuit 2 to and detect water route 3, detect gas circuit 2 include with the inlet pipe 5 of water cooled heat exchanger 1 intercommunication, and go out gas piping 6, detect water route 3 include with the inlet pipe 7 of water cooled heat exchanger 1 intercommunication to and outlet pipe 8, pressure detection device 4 is including locating gas circuit detection device 41 on the detection gas circuit 2, and locate detect water route detection device 42 on the water route 3, through pressure detection device 4 is right water route and gas circuit under the different flow in the water cooled heat exchanger 1 carry out pressure detection to obtain the accurate pressure in gas circuit and the water route during the water cooled heat exchanger work, simple structure, convenient operation, gaseous follow in the inlet pipe 5 gets into in the water cooled heat exchanger 1, follow after carrying out the heat transfer outlet pipe 6 blowout, liquid follow in the inlet pipe 7 gets into in the water cooled heat exchanger 1, follow after carrying out the heat exchange water outlet pipe 8 flows out, detection device 41 with the detection device 42 is preferably simple structure installation of being convenient for detecting.
Specifically, the gas path detecting device 41 includes an inlet detecting device 411 disposed on the inlet pipeline 5, and an outlet detecting device 412 disposed on the outlet pipeline 6, where the inlet detecting device 411 is configured to detect a gas pressure on the inlet pipeline 5, and the outlet detecting device 412 is configured to detect a gas pressure on the outlet pipeline 6.
More specifically, the water path detecting device 42 includes an inlet water detecting device 421 disposed on the water inlet pipeline 7 and an outlet water detecting device 422 disposed on the water outlet pipeline 8, the inlet water detecting device 421 is configured to detect the liquid pressure on the water inlet pipeline 7, and the outlet water detecting device 422 is configured to detect the liquid pressure on the water outlet pipeline 8.
In addition, the inlet pipe way 5 be equipped with the cavity 51 of admitting air of water cooled heat exchanger 1 intercommunication, it is including passing to go out the gas pipeline 6 the inlet cavity 51 with the cavity 61 of giving vent to anger of water cooled heat exchanger 1 intercommunication, admit air detection device 411 with the cavity 51 intercommunication of admitting air, give vent to anger detection device 412 with the cavity 61 intercommunication of giving vent to anger, so that detect gas pressure on the inlet pipe way 5, give vent to anger detection device 412 with the cavity 61 intercommunication of giving vent to anger, so that detect gas pressure on the gas pipeline 6 of giving vent to anger.
And, the detection gas circuit 2 and the detection water circuit 3 are respectively provided with a flow detection device 9, and the flow detection devices 9 are respectively used for detecting the gas flow on the detection gas circuit 2 and the liquid flow on the detection water circuit 3.
Further, flow detection device 9 is including locating detect gas flow detection device 91 on the gas circuit 2, and locate detect rivers flow detection device 92 on the water route 3, gas flow detection device 91 is preferably gas flowmeter, rivers flow detection device 92 is preferably liquid flowmeter, is existing equipment, simple structure, the operation of being convenient for.
Furthermore, the air inlet cavity 51 is provided with an air path inlet 511, the air outlet cavity 61 is communicated with the air flow rate detection device 91, the air flow rate detection device 91 is communicated with an air path outlet 611, and the air flow rate detection device 91 is used for detecting the flow rate of the air ejected from the air outlet cavity 61 and ejecting the air from the air path outlet 611.
Specifically, a water path through pipe 10 communicating the water cooling heat exchanger 1 and the water flow detection device 92 is arranged between the water cooling heat exchanger and the water flow detection device, and the water path detection device 42 is located on the outer side wall of the water path through pipe 10 and is communicated with the water path through pipe 10, so as to detect the pressure of liquid in the water path through pipe 10.
More specifically, water-cooled heat exchanger 1 includes shell 11, set up in inner tube 12 in the shell 11 and install in shell 11 with integrated form heat exchange tube 13 between the inner tube 12, integrated form heat exchange tube 13 including communicate in water inlet 131 and delivery port 132 on the shell 11, still be equipped with on the shell 11 with the air inlet 111 and the gas outlet 112 of cavity intercommunication in the shell 11 to make gaseous through integrated form heat exchange tube 13 carries out the heat transfer, and gaseous through air inlet 111 gets into, process integrated form heat exchange tube 13 cools off the heat transfer and becomes liquid gas, and by gas outlet 112 flows, wherein, integrated form heat exchange tube 13 is the finned tube heat exchanger, greatly increased gaseous area of contact, and it has improved heat transfer effect greatly, and the economic nature is higher.
The integrated heat exchange tube 13 comprises a heat exchange tube body 133 and a compensator 134, the heat exchange tube body 133 and the compensator 134 are respectively surrounded on the outer side of the inner tube 12, the compensator 134 compensates the heat exchange tube body 133 with the shell 11 and the gap between the inner tubes 12, so that gas can flow through the heat exchange tube body 133, wherein the heat exchange tube body 133 is formed by winding a finned tube, the heat exchange tube body 133 is made of copper, the compensator 134 is a tetrafluoride tube, the tetrafluoride tube fills the heat exchange tube body 133, and gas is forced to flow through the heat exchange tube body 133, so that a better heat exchange effect is achieved.
The outer shell 11 includes an outer tube 113 sleeved on the outer sides of the inner tube 12 and the integrated heat exchange tube 13, and a first cover 114 and a second cover 115 covering both ends of the outer tube 113, the water inlet 131 and the water outlet 132 are disposed on the first cover 114, the air inlet 111 and the air outlet 112 are disposed on the second cover 115, the air inlet 111 is disposed on the second cover 115 and is located at a relative position between the inner tube 12 and the outer tube 13, and the air outlet 112 is disposed at a relative position between the inner tube 12 and the second cover 115, so that air enters from the air inlet 111 and flows out from the air outlet 112 after heat exchange of the integrated heat exchange tube 13, gaseous gas and liquid gas are isolated by the inner tube 12, thereby preventing the gas in different states from mixing and entering different pipelines, and ensuring that the gas can fully contact the integrated heat exchange tube 13, thereby achieving a better heat exchange effect.
The second lid 115 orientation be equipped with flange 116 on one side of urceolus 113, be equipped with the confession on the flange 116 the assembly groove 117 that urceolus 113 cover was established, assembly groove 117 is the echelonment, and its steadiness of assembling is higher to can play better sealed effect.
The integrated heat exchange tube 13 is characterized in that a communicating tube 118 for communicating the inner cavity of the shell 11 with the outside is further arranged on the shell 11, the water inlet 131 and the water outlet 132 penetrate through the communicating tube 118, a limiting groove 119 for limiting the water inlet 131 and the water outlet 132 is arranged in the communicating tube 118 in a protruding mode, the integrated heat exchange tube 13 is connected and assembled with external equipment through the connecting tube 118, and only the connecting tube 118 needs to be replaced during later maintenance, so that damage to the integrated heat exchange tube 13 and the external equipment is greatly reduced, and later maintenance cost is reduced.
The utility model also discloses a rivers flow detection device 92 includes the inflow flow detection device 921 with the water inlet intercommunication to reach the play water flow detection device 922 with the delivery port intercommunication, water route siphunculus 10 is including the intercommunication inflow flow detection device 921 with the water-cooling heat exchanger 1's the siphunculus 101 that intakes, and the intercommunication go out water flow detection device 922 with the play water siphunculus 102 of water-cooling heat exchanger 1, intake detection device 421 with the siphunculus 101 intercommunication of intaking, play water detection device 422 and play water siphunculus 102 intercommunication.
The working principle of the embodiment is as follows:
the gas path inlet 511 is connected with a helium bottle, the flow rate is gradually increased after gas is introduced, when the gas flow rate detection device 91 displays that the flow rate reaches the working condition, the gas inlet pressure is detected by the gas inlet detection device 411, and the gas pressure is detected by the gas outlet detection device 412;
waterway access connection water pump export, the flow that rises gradually behind the letting in running water, works as inflow detection device 921 shows that the flow reaches the operating mode, when outflow detection device 922 shows that the flow reaches the operating mode, through inflow detection device 421 detects the pressure of intaking, through outflow detection device 422 detects out the water pressure.
The utility model discloses a finned tube heat exchanger test pressure drop frock is through being in respectively connect on gas circuit and the water route in the water cooled heat exchanger 1 pressure detection device 4 carries out real-time detection to the pressure in gas circuit and the water route, in order to obtain accurate pressure in gas circuit and the water route of water cooled heat exchanger 1 during operation, simple structure, convenient operation.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. The utility model provides a finned tube heat exchanger test pressure drop frock which characterized in that: include pressure measurement device (4) of being connected with water-cooled heat exchanger (1), pressure measurement device (4) including respectively with gas circuit and water route connection's in water-cooled heat exchanger (1) detection gas circuit (2), and detect water route (3), detect gas circuit (2) including with gas inlet pipe way (5) of water-cooled heat exchanger (1) intercommunication to and go out gas pipeline (6), detect water route (3) including with water inlet pipe way (7) of water-cooled heat exchanger (1) intercommunication, and outlet pipe way (8), pressure measurement device (4) are including locating gas circuit detection device (41) on the detection gas circuit (2), and locate water route detection device (42) on the detection water route (3).
2. The tooling for testing pressure drop of finned tube heat exchanger as claimed in claim 1, wherein said air path detecting device (41) comprises an inlet air detecting device (411) on said inlet air line (5) and an outlet air detecting device (412) on said outlet air line (6).
3. The finned tube heat exchanger test pressure drop tool according to claim 2, wherein the waterway detection device (42) comprises a water inlet detection device (421) arranged on the water inlet pipeline (7) and a water outlet detection device (422) arranged on the water outlet pipeline (8).
4. The finned tube heat exchanger test pressure drop tool according to claim 3, wherein the air inlet pipeline (5) is provided with an air inlet cavity (51) communicated with the water-cooled heat exchanger (1), the air outlet pipeline (6) comprises an air outlet cavity (61) communicated with the water-cooled heat exchanger (1) through the air inlet cavity (51), the air inlet detection device (411) is communicated with the air inlet cavity (51), and the air outlet detection device (412) is communicated with the air outlet cavity (61).
5. The finned tube heat exchanger test pressure drop tool according to claim 4, wherein a flow detection device (9) is respectively arranged on the detection air path (2) and the detection water path (3).
6. The finned tube heat exchanger test pressure drop tool according to claim 5, wherein the flow detection device (9) comprises a gas flow detection device (91) arranged on the detection gas path (2), and a water flow detection device (92) arranged on the detection water path (3).
7. The finned tube heat exchanger test pressure drop tool according to claim 6, wherein a gas path inlet (511) is formed in the gas inlet cavity (51), the gas outlet cavity (61) is communicated with the gas flow detection device (91), and the gas flow detection device (91) is communicated with a gas path outlet (611).
8. The test pressure drop tool for the finned tube heat exchanger as claimed in claim 6, wherein a waterway through tube (10) for communicating the water-cooled heat exchanger (1) and the water flow detection device (92) is arranged between the water-cooled heat exchanger and the water flow detection device, and the waterway detection device (42) is located on the outer side wall of the waterway through tube (10) and is communicated with the waterway through tube.
9. The tooling for testing the pressure drop of the finned tube heat exchanger as claimed in claim 1, wherein the water-cooled heat exchanger (1) comprises a shell (11), an inner tube (12) arranged in the shell (11) and an integrated heat exchange tube (13) arranged between the shell (11) and the inner tube (12), the integrated heat exchange tube (13) comprises a water inlet (131) and a water outlet (132) communicated with the shell (11), and the shell (11) is further provided with a gas inlet (111) and a gas outlet (112) communicated with a cavity in the shell (11) so as to enable gas to exchange heat through the integrated heat exchange tube (13).
10. The finned tube heat exchanger test pressure drop tool according to claim 9, wherein the outer shell (11) comprises an outer cylinder (113) sleeved outside the inner cylinder (12) and the integrated heat exchange tube (13), and a first cover body (114) and a second cover body (115) covering two ends of the outer cylinder (113), the water inlet (131) and the water outlet (132) are arranged on the first cover body (114), and the air inlet (111) and the air outlet (112) are arranged on the second cover body (115).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222051555.1U CN217687641U (en) | 2022-08-05 | 2022-08-05 | Pressure drop test tool for finned tube heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222051555.1U CN217687641U (en) | 2022-08-05 | 2022-08-05 | Pressure drop test tool for finned tube heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217687641U true CN217687641U (en) | 2022-10-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222051555.1U Active CN217687641U (en) | 2022-08-05 | 2022-08-05 | Pressure drop test tool for finned tube heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217687641U (en) |
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2022
- 2022-08-05 CN CN202222051555.1U patent/CN217687641U/en active Active
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