CN218885459U - Device for testing heat transfer performance of heat exchanger - Google Patents

Abstract

The application relates to the technical field of heat exchanger test, discloses a device for heat exchanger heat transfer performance test, includes: water supply frock, return water frock, water inlet hose and water outlet hose. The water supplier is provided with a water supply hole; the water return tool is provided with a water return hole; one end of the water inlet hose is communicated with the water supply hole in a matching manner, and the other end of the water inlet hose is communicated with the heat exchanger to be tested; but water outlet hose one end and return water hole adaptation intercommunication, the other end is used for communicateing the heat exchanger that awaits measuring. In this application, promote the convenience of test, the connected mode that adopts the cover to establish simultaneously is comparatively simple and connect inseparabler, reduces the loaded down with trivial details nature of connection process, helps improving efficiency of software testing, strengthens the reliability and the leakproofness of connecting, has guaranteed the accuracy nature of test result, and can make test sample spare (inlet hose and outlet hose) can be by reuse, reduces the testing cost.

Description

Device for testing heat transfer performance of heat exchanger

Technical Field

The application relates to the technical field of heat exchanger testing, for example to a device for testing heat transfer performance of a heat exchanger.

Background

The manufacturers for producing heat exchangers at home and abroad are numerous, the measurement of heat transfer and resistance of the heat exchangers is a common test means, and the traditional test takes an integral heat exchanger consisting of a plurality of layers of heat exchange units as a research object and measures the flow and heat transfer characteristics of the surface side of the enhanced heat transfer surface in a water cooling or air cooling mode.

At present, in the performance test of a tube-fin heat exchanger in the refrigeration industry, a male joint and a female joint are welded on a port of a main connecting pipeline of the heat exchanger respectively and are connected, the method is inflexible in connection mode and cannot freely combine pipeline circulation modes, shunting needs to be changed again for welding in each test, the convenience of the test is very unfavorable, the test efficiency of the heat transfer performance of the heat exchanger is reduced, and the cost is high.

Therefore, how to improve the convenience and efficiency of testing and reduce the testing cost becomes a technical problem to be solved urgently by technical personnel in the field.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides a device for heat exchanger heat transfer performance test, promotes the convenience of test, and the connected mode that adopts the cover to establish simultaneously is comparatively simple and connect inseparabler, reduces the loaded down with trivial details nature of connection process, helps improving efficiency of software testing, and reliability and the leakproofness of reinforcing connection have guaranteed the accuracy nature of test result, and can make test sample spare (inlet hose and outlet hose) can be by reuse, reduce the test cost.

In some embodiments, an apparatus for heat transfer performance testing of a heat exchanger, comprises: water supply frock, return water frock, water inlet hose and water outlet hose. The water supplier is provided with a water supply hole; the water return tool is provided with a water return hole; one end of the water inlet hose is communicated with the water supply hole in a matching manner, and the other end of the water inlet hose is communicated with the heat exchanger to be tested; but water outlet hose one end and return water hole adaptation intercommunication, the other end is used for communicateing the heat exchanger that awaits measuring.

Optionally, the water supply tool is provided with a plurality of water supply holes.

Alternatively, an on-off valve is provided in the water supply hole, and the on-off valve can be opened when the water inlet hose is communicated with the water supply hole and closed when the water inlet hose is separated from the water supply hole.

Optionally, a plurality of water return holes are formed in the water return tool.

Optionally, a one-way valve is arranged in the water return hole and is in one-way conduction from the outer side of the water return tool to the inner side of the water return tool.

Optionally, the water supply frock includes: a liquid separation part and a water pump. The water supply hole is arranged on the liquid separation part; the outlet end of the water pump is communicated with the inlet end of the liquid separating part.

Optionally, the water inlet hose is used for communicating the inside of one end of the heat exchanger to be tested, and the water outlet hose is used for communicating the inside of one end of the heat exchanger to be tested and is provided with a temperature detection unit.

Optionally, the water inlet hose is used for communicating one end of the heat exchanger to be tested, and the water outlet hose is used for communicating one end of the heat exchanger to be tested, and both the water inlet hose and the water outlet hose are made of elastic materials and can be sleeved on the port of the heat exchange tube of the heat exchanger to be tested.

Optionally, the apparatus for testing heat transfer performance of a heat exchanger further comprises: a water treatment tool. The water treatment tool is communicated with the water supply tool and used for adjusting the temperature of water supply.

Optionally, the water treatment tool is also communicated with a water return tool to form a circulating flow path

The device for testing the heat transfer performance of the heat exchanger provided by the embodiment of the disclosure can realize the following technical effects:

the water supply tool is communicated with the heat exchanger to be tested through the water inlet hose, the water return tool is communicated with the heat exchanger to be tested through the water outlet hose, and the heat exchanger to be tested is in an air environment during testing, so that a testing method for air flowing out of a pipe and water flowing out of the pipe is formed, the heat transfer performance of the heat exchanger is tested, and the testing efficiency is improved.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

FIG. 1 is a schematic structural diagram of an apparatus for testing heat transfer performance of a heat exchanger according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of another apparatus for testing heat transfer performance of a heat exchanger according to an embodiment of the present disclosure;

FIG. 3 is a schematic structural diagram of an on-off valve provided by an embodiment of the disclosure;

FIG. 4 is a schematic structural diagram of another apparatus for testing heat transfer performance of a heat exchanger according to an embodiment of the present disclosure;

FIG. 5 is an enlarged view of portion A of FIG. 4;

fig. 6 is a schematic structural diagram of a water treatment tool provided in an embodiment of the present disclosure.

Reference numerals:

100. a water supply tool; 101. a water supply hole; 102. a liquid separation part; 103. a water pump; 200. a water return tool; 201. a water return hole; 300. a water inlet hose; 400. a heat exchanger to be tested; 401. a first port; 402. a second port; 403. a first connection portion; 404. a second connecting portion; 405. clamping a hoop; 500. a water outlet hose; 600. an on-off valve; 601. a cover plate; 602. a torsion spring; 603. a backup plate; 700. a one-way valve; 800. a temperature detection unit; 900. a water treatment tool.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and in the claims, and the above-described drawings of embodiments of the present disclosure, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged as appropriate for the embodiments of the disclosure described herein. Furthermore, the terms "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

In the embodiments of the present disclosure, the terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used in other meanings besides orientation or positional relationship, for example, the term "upper" may also be used in some cases to indicate a certain attaching or connecting relationship. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more, unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. For example, a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

With reference to fig. 1 to 6, an embodiment of the present disclosure provides an apparatus for testing heat transfer performance of a heat exchanger, including: water supply tool 100, return water tool 200, water inlet hose 300 and water outlet hose 500. The water supply tool 100 is provided with a water supply hole 101; the water return tool 200 is provided with a water return hole 201; one end of the water inlet hose 300 is connected with the water supply hole 101 in a matching manner, and the other end is connected with the heat exchanger 400 to be tested; one end of the water outlet hose 500 is connected with the water return hole 201 in a matching manner, and the other end is used for connecting the heat exchanger 400 to be tested.

By adopting the device for testing the heat transfer performance of the heat exchanger, the water supply tool 100 is communicated with the heat exchanger 400 to be tested through the water inlet hose 300, the water return tool 200 is communicated with the heat exchanger 400 to be tested through the water outlet hose 500, and the heat exchanger 400 to be tested is in an air environment during testing, so that a testing method for air flowing outside the pipe and water flowing inside the pipe is formed, the heat transfer performance of the heat exchanger is tested, and the testing efficiency is improved.

Optionally, the heat exchanger 400 to be tested has a plurality of first ports 401 and a plurality of second ports 402, and the plurality of first ports 401 and the plurality of second ports 402 are longitudinally staggered on the same side of the heat exchanger 400 to be tested, where the first ports 401 are used to communicate with the water inlet hose 300, and the second ports 402 are used to communicate with the water outlet hose 500. Like this, when carrying out heat exchanger heat transfer performance test, can make intake hose 300 and the connection of play water hose 500 on the heat exchanger 400 that awaits measuring more neatly, avoid influencing the condition of installation and dismantlement because of the confusion of arranging, can make intake hose 300 and play water hose 500's installation or dismantlement comparatively convenient, promote the convenience of test.

Alternatively, the water supply tool 100 is provided with a plurality of water supply holes 101. Like this, the water supply frock 100 accessible a plurality of water supply holes 101 supplies water to the heat exchanger 400 that awaits measuring with the circulation mode of difference, makes the mode that supplies water to the heat exchanger 400 that awaits measuring possess the adjustability, and the tester is convenient for according to the circulation mode to the test demand independent assortment pipeline of heat exchanger, need not each test to change the reposition of redundant personnel again, promotes the convenience of test.

Alternatively, a plurality of water supply holes 101 are arranged at equal intervals in the longitudinal direction on the water supply tool 100. Like this, make a plurality of water supply hole 101 comparatively even of arranging on water supply frock 100, and can be corresponding with a plurality of first ports 401 that set up on the heat exchanger 400 that awaits measuring, the connection overall arrangement of being convenient for rationalize avoids influencing the condition of installation and dismantlement and test because of arranging the confusion, and when the change flow path, can be fast and definitely need the position of the water supply hole 101 of connecting, promotes the convenience and the efficiency of test.

As shown in fig. 2, optionally, an on-off valve 600 is provided in the water supply hole 101, and the on-off valve 600 can be opened when the water inlet hose 300 is communicated with the water supply hole 101 and closed when the water inlet hose 300 is separated from the water supply hole 101. Like this, adjust the water supply mode to the heat exchanger 400 that awaits measuring through the switching of control on-off valve 600, both can make rivers flow to the heat exchanger 400 that awaits measuring smoothly according to the test demand, can make the test mode to heat exchanger heat transfer performance diversified again, realize the selection of different test modes, can make the user know the performance of heat exchanger more thoroughly, so that under different occasions, user's optional better working method, and close on-off valve 600 under the condition that intake hose 300 breaks away from water supply hole 101, can avoid rivers because of the outflow causes the waste of water resource or the circumstances of pollution test environment.

As shown in fig. 3, optionally, the on-off valve 600 includes: a cover plate 601 and a torsion spring 602. The cover plate 601 is rotatably connected to the inner side wall of the water supply hole 101 through a rotating shaft, the torsion spring 602 is sleeved on the rotating shaft, one end of the torsion spring is connected to the inner side wall of the water supply hole 101, and the other end of the torsion spring is connected to the cover plate 601, so that the cover plate 601 can provide a force for rotating the cover plate 601 to the outside of the water supply tool 100. Like this, when water inlet hose 300 inserts in the water supply hole 101, water inlet hose 300 pushes up apron 601 and rotates to the inside of water supply frock 100, make water inlet hose 300 and water supply hole 101 be linked together, when water inlet hose 300 breaks away from water supply hole 101, rely on the elasticity of torsional spring 602 can make apron 601 to the outside rotation of water supply frock 100, thereby make apron 601 seal water supply hole 101, the structure of on-off valve 600 has been simplified, the process that makes open and close water supply hole 101 is comparatively simple, easily control, promote the convenience of test, and help reduce cost.

Alternatively, an end of the water inlet hose 300 communicating with the water supply hole 101 is provided with an abutting plate 603, and the abutting plate 603 corresponds to the cover plate 601, so that the cover plate 601 can be pushed to rotate toward the inside of the water supply tool 100 and support the cover plate 601 in a state that the water inlet hose 300 is inserted into the water supply hole 101. In this way, the cover plate 601 is supported inside the water supply tool 100 by the abutting plate 603, so that the cover plate 601 can be prevented from closing the water supply hole 101 under the action of the torsion spring 602 after the water inlet hose 300 is inserted into the water supply hole 101, the water supply to the heat exchanger 400 to be tested is influenced, and the stability of water supply is ensured.

It is worth mentioning that: the on-off valve 600 can also be an electromagnetic valve, the electromagnetic valve can be matched with different circuits to realize expected control, and has better control precision and flexibility, meanwhile, manual control is not needed, the heat transfer performance of the heat exchanger can be automatically tested, and the test efficiency is improved; solenoid valve detachable installs in water supply hole 101, is convenient for install and dismantle on-off valve 600, accomplishes the back at the test, can dismantle clearance or maintenance to on-off valve 600 to test the use next time, avoid because of the circumstances of placing in water supply hole 101 for a long time and damaging on-off valve 600, reduce cost.

Optionally, a plurality of return water holes 201 are formed in the return water tool 200. Like this, a plurality of return water holes 201 can be corresponding with a plurality of water supply holes 101, guarantees when supplying water to the heat exchanger 400 that awaits measuring through a plurality of water supply holes 101, and rivers are discharged through a plurality of return water holes 201 of accessible behind the heat exchanger 400 that awaits measuring, avoids influencing the condition of test because of inlet opening and return water hole 201 are connected and are mismatched, guarantees that the test process can go on in a orderly manner.

Optionally, a plurality of water return holes 201 are arranged on the water return tool 200 at equal intervals along the longitudinal direction. Like this, make a plurality of return water holes 201 comparatively even of arranging on return water frock 200, and can with the heat exchanger 400 that awaits measuring go up a plurality of second ports 402 that set up corresponding, the connection overall arrangement of being convenient for rationalize more avoids influencing the installation and the condition of dismantling and testing because of arranging the confusion, and when the change flow path, can make clear and determine the position of the return water hole 201 that needs to connect fast, promotes the convenience and the efficiency of test.

Optionally, a plurality of water inlet hoses 300 and a plurality of water outlet hoses 500 are provided, one end of each water inlet hose 300 is communicated with a water supply hole 101 on the water supply tool 100, and the other end is communicated with a first port 401 on the heat exchanger 400 to be tested; one end of each water outlet hose 500 is communicated with a water return hole 201 on the water return tool 200, and the other end is communicated with a second port 402 on the heat exchanger 400 to be tested. Like this, through setting up a plurality of water inlet hose 300 and water outlet hose 500, can realize the selection of different test modes, multiple test mode can make the user know the performance of heat exchanger more thoroughly, and makes the test result more reliable to under different occasions, the user can select better working method.

Optionally, a check valve 700 is arranged in the water return hole 201, and the check valve 700 is communicated from the outside of the water return tool 200 to the inside of the water return tool 200 in a one-way mode. In this way, the one-way valve 700 which is in one-way conduction from the outside of the water return tool 200 to the inside of the water return tool 200 is arranged in the water return hole 201, so that water flow can only flow from the outside of the water return tool 200 to the inside of the water return tool 200, namely, the water flow flows from the heat exchanger 400 to be tested to the water return tool 200, the situation that the test is influenced due to the fact that the water flow flows reversely to the heat exchanger 400 to be tested is prevented, the test precision is improved, and the reliability of a test result is guaranteed.

Optionally, a check valve 700 is detachably installed in the water return hole 201, and preferably, the check valve 700 is screw-coupled to an inner sidewall of the water return hole 201. Like this, be convenient for install and dismantle check valve 700, after the test is accomplished, can dismantle clearance or maintenance to check valve 700 to test the use next time, avoid because of the long-term circumstances of placing in water supply hole 101 and damaging of check valve 700, reduce cost.

As shown in fig. 4, optionally, the water supply tool 100 includes: liquid separation portion 102 and water pump 103. The water supply hole 101 is provided in the liquid separation part 102; the outlet end of the water pump 103 communicates with the inlet end of the liquid separation portion 102. Like this, through installing water supply hole 101 on branch liquid portion 102, can make rivers flow in to the heat exchanger 400 that awaits measuring with multiple mode, the tester is convenient for according to the circulation mode to the test demand independent assortment pipeline of heat exchanger, need not the test of every time and changes the reposition of redundant personnel again, promotes the convenience of test, and utilizes water pump 103 can guarantee that rivers are quick and stable is carried to the heat exchanger 400 that awaits measuring in, improvement efficiency of software testing.

As shown in fig. 5, optionally, the water inlet hose 300 is used for communicating with the inside of one end of the heat exchanger 400 to be tested, and the water outlet hose 500 is used for communicating with the inside of one end of the heat exchanger 400 to be tested, and a temperature detection unit 800 is arranged inside each of the two ends. Thus, the temperature detection unit 800 at the water inlet end of the heat exchanger 400 to be tested and the temperature detection unit 800 at the water outlet end of the heat exchanger 400 to be tested can be used for measuring the temperature of the water inlet end and the water outlet end of the heat exchanger 400 to be tested, the temperature difference between the water inlet end and the water outlet end of the heat exchanger 400 to be tested can be calculated according to the temperature of the water inlet end and the water outlet end of the heat exchanger 400 to be tested, the heat transfer coefficient k value of the heat exchanger 400 to be tested can be calculated according to Q = kA delta T, the heat transfer coefficient k value can be directly reflected by the heat transfer capacity of the heat exchanger 400 to be tested, the heat transfer performance of the heat exchanger 400 to be tested can be accurately judged, and the test result is more accurate and reliable.

Alternatively, the temperature detecting unit 800 is one of a temperature sensor, a thermistor, or a thermometer. Like this, temperature sensor, thermistor and thermometer all can be high-efficient and accurate detection temperature, and temperature sensor, thermistor and thermometer are prior art, and the direct mount of being convenient for is used, reduce cost.

Optionally, the water inlet hose 300 and the water outlet hose 500 are both made of elastic materials and can be sleeved on the end of the heat exchange tube of the heat exchanger 400 to be tested, wherein the end of the water inlet hose 300 is used for communicating with the end of the heat exchanger 400 to be tested, and the end of the water outlet hose 500 is used for communicating with the end of the heat exchanger 400 to be tested. Like this, make the one end that inlet hose 300 is used for communicateing heat exchanger 400 that awaits measuring, and outlet hose 500 is used for communicateing heat exchanger 400 that awaits measuring all possesses better elasticity, be convenient for establish inlet hose 300 and outlet hose 500's one end respectively on the first port 401 and the second port 402 of heat exchanger 400 that awaits measuring, for the mode of welding copper pipe, the hose construction who utilizes the elastic material preparation can make inlet hose 300 and outlet hose 500 accomplish the connection with detachable mode, the connected mode is more nimble, possess better adjustability, be convenient for through the circulation mode of the mode independent assortment pipeline of dismantlement, promote the convenience of test, the connected mode that the cover was established simultaneously is comparatively simple and connect inseparabler, reduce the loaded down with trivial details nature of connected process, strengthen reliability and the leakproofness of connection, the reliability of test result has been guaranteed, and can make test sample piece inlet hose 300 and outlet hose 500 can be used repeatedly, and the test cost is reduced.

Optionally, the heat exchange tube port of the heat exchanger 400 to be tested includes a first port 401 and a second port 402 which have the same structure, taking the first port 401 as an example, the first port 401 includes a first connection portion 403 and a second connection portion 404, the second connection portion 404 is located outside the first connection portion 403 relative to the heat exchanger 400 to be tested, and the diameter of the first connection portion 403 is smaller than that of the second connection portion 404. Therefore, the water inlet hose 300 can be more firmly connected to the first port 401 of the heat exchanger 400 to be tested, the connection reliability is enhanced, the situation that the test is influenced because the water inlet hose 300 is separated from the heat exchanger 400 to be tested can be avoided, the connection stability is improved, and the test process can be orderly carried out.

Optionally, the water inlet hose 300 and the water outlet hose 500 are both provided with a clamp 405, and the clamp 405 is clamped between the first port 401 and the second port 402 when the water inlet hose 300 is sleeved on the first port 401 and the water outlet hose 500 is sleeved on the second port 402. Thus, the connection between the water inlet hose 300 and the first port 401 and the connection between the water outlet hose 500 and the second port 402 can be more tight by arranging the clamp 405, the connection stability is ensured, the connection tightness is enhanced, and the condition of water overflow can be avoided.

As shown in fig. 6, optionally, the apparatus for testing heat transfer performance of a heat exchanger further comprises: water treatment tool 900. The water treatment tool 900 is communicated with the water supply tool 100 and used for adjusting the temperature of water supply. Like this, through with water supply frock 100 and water treatment frock 900, utilize the adjustable water supply temperature of water supply frock 100 of water treatment frock 900 to the heat exchanger 400 that awaits measuring, thereby when testing the heat transfer performance of heat exchanger, through adjusting the temperature of supplying water, not only be convenient for test multiunit temperature data, judge the height of the heat transfer performance of heat exchanger more accurately, make the test result more accurate and reliable, and can guarantee to provide more stable heat source to the heat exchanger 400 that awaits measuring, the test result precision can be guaranteed equally, and utilize water treatment frock 900 to adjust the temperature of supplying water fast, the loaded down with trivial details nature and the degree of difficulty of adjusting the temperature have been reduced, make the accommodation process of temperature more convenient, promote the convenience and the efficiency of test.

Optionally, the water treatment tool 900 is a quick-heating electric water heater, a circulating electric heater or a pipeline circulating water heater. Therefore, the quick-heating electric water heater, the circulating electric heater and the pipeline type circulating water heater have the characteristics of small volume, high heating power and high heat efficiency, and the quick-heating electric water heater, the circulating electric heater and the pipeline type circulating water heater are all in the prior art, so that the quick-heating electric water heater, the circulating electric heater and the pipeline type circulating water heater are convenient to directly install and use, and the cost is reduced.

Optionally, the water treatment tool 900 is further communicated with the water return tool 200 to form a circulation flow path. Like this, through communicateing water treatment frock 900 and forming circulation flow path between water supply frock 100 and return water frock 200, utilize circulation flow path can avoid the condition of supplying water repeatedly, can test the heat transfer performance of heat exchanger in succession, reduce the loaded down with trivial details nature of test, promote the efficiency and the convenience of test, and in the testing process, utilize water treatment frock 900 to carry out quick adjustment to the temperature of supplying water, make the temperature of supplying water be in the optimum temperature all the time, help testing the heat transfer performance of heat exchanger high-efficiently more, make the test result more accurate and reliable, for example: when the water temperature is adjusted, the water treatment tool 900 can enable the water flow flowing through the water treatment tool 900 to be always at 50 ℃, namely when the temperature is higher than 50 ℃, the water treatment tool 900 enables the water temperature to be reduced to 50 ℃, when the temperature is lower than 50 ℃, the water treatment tool 900 heats the water to 50 ℃, so that the water flow can be ensured to enter the heat exchanger 400 to be tested at constant temperature all the time, meanwhile, water resources can be recycled in the testing process, the waste of water resources is avoided, and the testing cost is reduced.

Optionally, one end of the water treatment tool 900 communicated with the water supply tool 100 and the other end of the water return tool 200 are detachably connected, and preferably, one end of the water treatment tool 900 communicated with the water supply tool 100 and the other end of the water return tool 200 are in threaded sealing connection. Like this, the detachable connected mode is comparatively nimble, is convenient for install water treatment frock 900 according to the test demand selectivity, and when the test, under the condition that needs to use water treatment frock 900, then mountable water treatment frock 900 is adjusted the temperature fast, and when need not use water treatment frock 900, is convenient for demolish water treatment frock 900, and threaded seal connects the steadiness of having both guaranteed the connection, has guaranteed the leakproofness of connecting.

The above description and the drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and shown in the drawings, and various modifications and changes may be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. An apparatus for testing heat transfer performance of a heat exchanger, comprising:

a water supply tool (100) provided with a water supply hole (101);

the water return tool (200) is provided with a water return hole (201);

one end of the water inlet hose (300) is in adaptive communication with the water supply hole (101), and the other end of the water inlet hose is used for communicating with the heat exchanger (400) to be tested;

and one end of the water outlet hose (500) is in adaptive communication with the water return hole (201), and the other end of the water outlet hose is used for communicating the heat exchanger (400) to be detected.

2. The device for testing the heat transfer performance of the heat exchanger according to claim 1, wherein a plurality of water supply holes (101) are formed in the water supply tool (100).

3. The apparatus for heat exchanger heat transfer performance test according to claim 1, wherein an on-off valve (600) is provided in the water supply hole (101), the on-off valve (600) being capable of being opened in a case where the water inlet hose (300) is communicated with the water supply hole (101) and being closed in a case where the water inlet hose (300) is separated from the water supply hole (101).

4. The device for testing the heat transfer performance of the heat exchanger according to claim 1, wherein a plurality of water return holes (201) are formed in the water return tool (200).

5. The device for testing the heat transfer performance of the heat exchanger according to claim 1, wherein a check valve (700) is arranged in the water return hole (201), and the check valve (700) is communicated in a one-way mode from the outside of the water return tool (200) to the inside of the water return tool (200).

6. The device for testing the heat transfer performance of the heat exchanger according to claim 1, wherein the water supply tool (100) comprises:

a liquid separation section (102), wherein the water supply hole (101) is provided in the liquid separation section (102);

and the outlet end of the water pump (103) is communicated with the inlet end of the liquid separation part (102).

7. The device for testing the heat transfer performance of the heat exchanger is characterized in that the water inlet hose (300) is used for being communicated with the inside of one end of the heat exchanger to be tested (400), and the water outlet hose (500) is used for being communicated with the inside of one end of the heat exchanger to be tested (400), and a temperature detection unit (800) is arranged inside the water outlet hose.

8. The device for testing the heat transfer performance of the heat exchanger as claimed in claim 1, wherein the water inlet hose (300) is used for communicating one end of the heat exchanger (400) to be tested, and the water outlet hose (500) is used for communicating one end of the heat exchanger (400) to be tested, and both ends of the water inlet hose and the water outlet hose are made of elastic materials and can be sleeved on the port of the heat exchange tube of the heat exchanger (400) to be tested.

9. The apparatus for testing heat transfer performance of a heat exchanger according to any one of claims 1 to 8, further comprising:

and the water treatment tool (900) is communicated with the water supply tool (100) and is used for adjusting the temperature of water supply.

10. The device for testing the heat transfer performance of the heat exchanger is characterized in that the water treatment tool (900) is also communicated with the water return tool (200) to form a circulating flow path.

Images