CN210922975U - Tool for detecting air tightness of plate-fin heat exchanger - Google Patents
Tool for detecting air tightness of plate-fin heat exchanger Download PDFInfo
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- CN210922975U CN210922975U CN201922248976.1U CN201922248976U CN210922975U CN 210922975 U CN210922975 U CN 210922975U CN 201922248976 U CN201922248976 U CN 201922248976U CN 210922975 U CN210922975 U CN 210922975U
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Abstract
The utility model provides a frock for detecting plate-fin heat exchanger gas tightness, including a plurality of upper cover bodies, a plurality of lower cover bodies, a sealing part, an air inlet device and a detection liquid box; the number of the upper cover bodies is the same as that of the lower cover bodies, the upper cover bodies correspond to the lower cover bodies one by one, and the upper cover bodies and the lower cover bodies can form a rectangular cavity for accommodating the plate-fin heat exchanger; an air inlet and an air outlet are fixedly arranged on the upper cover body; the air inlet and the air inlet device are communicated through an air inlet pipe; the upper cover body and the lower cover body are respectively detachably provided with a sealing part; go up lid and lower lid movably set up in detecting the liquid case. The utility model discloses can detect the gas tightness of a plurality of plate-fin heat exchangers simultaneously, improve the detection efficiency of plate-fin heat exchanger by a wide margin; the difficulty and the working strength of operators in detecting the air tightness are reduced; and the automatic control of the air tightness detection of the plate-fin heat exchanger is facilitated, the labor resource distribution of enterprises is reduced, and the production cost of the enterprises is reduced.
Description
Technical Field
The utility model relates to a heat exchanger leakproofness detects technical field, especially relates to a frock for detecting board fin heat exchanger gas tightness.
Background
In the prior art, the air tightness of the heat exchanger is generally detected one by one, and an operator connects an air pipe with a water inlet of the heat exchanger and plugs a water outlet during detection; and then, arranging the heat exchanger in a water tank, introducing compressed air into the heat exchanger, observing whether bubbles are generated in the water tank, and if the bubbles are generated, detecting the air tightness to be unqualified. This kind of detection mode makes the staff need dismouting trachea many times, removal many times have tracheal heat exchanger, stop many times the compressed air device, open the heat exchanger after the cleanness detects even many times, consequently, causes the detection time of prior art's heat exchanger long, and detection efficiency is lower.
SUMMERY OF THE UTILITY MODEL
To the technical problem, the utility model provides a pair of a frock for detecting plate-fin heat exchanger gas tightness to the detection time who detects big batch heat exchanger that exists among the solution prior art is long, the lower problem of detection efficiency.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a frock for detecting plate-fin heat exchanger gas tightness, including a plurality of upper cover bodies, a plurality of lower cover bodies, a sealing part, an air inlet device and a detection liquid box; the number of the upper cover bodies is the same as that of the lower cover bodies, the upper cover bodies correspond to the lower cover bodies one by one, and the upper cover bodies and the lower cover bodies can form rectangular cavities for accommodating the plate-fin heat exchangers; an air inlet and an air outlet are fixedly arranged on the upper cover body; the air inlet and the air inlet device are communicated through an air inlet pipe; the upper cover body and the lower cover body are both detachably provided with the sealing parts; the upper cover body and the lower cover body are movably arranged in the detection liquid box.
The utility model provides a frock for detecting plate-fin heat exchanger gas tightness, preferably, detachably is equipped with and is used for control on the gas outlet the air outlet valve of gas outlet switching.
The utility model provides a frock for detecting plate-fin heat exchanger gas tightness, preferably, still include hoisting device; the upper cover body and the lower cover body are movably arranged in the detection liquid tank in the vertical direction through the lifting device.
The utility model provides a frock for detecting plate-fin heat exchanger gas tightness, preferably, hoisting device includes workstation, a plurality of anchor chain wheel, pivot and the motor of drive pivot work; the upper cover body and the lower cover body are arranged on the workbench; the anchor chain is detachably connected with the workbench; the anchor chain wheel is rotatably arranged on the rotating shaft; the anchor chain is matched with the anchor chain wheel.
The utility model provides a frock for detecting plate-fin heat exchanger gas tightness, preferably, it adopts transparent material to make to detect the liquid case.
The utility model provides a frock for detecting plate-fin heat exchanger gas tightness, preferably, the sealing part is rubber seal ring; the inner sides of the edges of the upper cover body and the lower cover body are detachably provided with the rubber sealing rings.
The utility model provides a frock for detecting plate-fin heat exchanger gas tightness, preferably, the box body wall upper end of detection liquid case is seted up the inlet; and a liquid outlet is formed at the lower end of the wall of the detection liquid tank.
The technical scheme has the following advantages or beneficial effects:
the utility model provides a frock for detecting plate-fin heat exchanger gas tightness, including a plurality of upper cover bodies, a plurality of lower cover bodies, a sealing part, an air inlet device and a detection liquid box; the number of the upper cover bodies is the same as that of the lower cover bodies, the upper cover bodies correspond to the lower cover bodies one by one, and the upper cover bodies and the lower cover bodies can form a rectangular cavity for accommodating the plate-fin heat exchanger; an air inlet and an air outlet are fixedly arranged on the upper cover body; the air inlet and the air inlet device are communicated through an air inlet pipe; the upper cover body and the lower cover body are respectively detachably provided with a sealing part; go up lid and lower lid movably set up in detecting the liquid case. The gas outlet is detachably provided with a gas outlet valve used for controlling the opening and closing of the gas outlet. When the tool is used for detecting the air tightness, firstly, the upper cover body is sleeved on one side of the ventilation end of the plate-fin heat exchanger to be detected; then, the lower cover body is sleeved on the corresponding other side, at the moment, the upper cover body, the plate-fin heat exchanger to be detected and the lower cover body form a cavity, and the arrangement of the sealing part avoids detection errors caused by the sealing problem among the upper cover body, the plate-fin heat exchanger to be detected and the lower cover body; then integrally placing the upper cover body, the plate-fin heat exchanger to be detected and the lower cover body in a detection liquid box, wherein detection liquid is contained in the detection liquid box; then the air inlet device works, and compressed air is injected into the air inlet through the air inlet pipe; at the moment, when the air tightness of the plate-fin heat exchanger to be detected is better, no bubble can be generated in the detection liquid tank, otherwise, the bubble can be generated when the air tightness is not good, the whole detection process is convenient and quick, the air tightness of the plurality of plate-fin heat exchangers can be detected simultaneously, and an operator does not need to disassemble and assemble the air inlet pipe for many times, move the heat exchanger with the air pipe for many times, start and stop the compressed air device for many times, even clean the heat exchanger after detection for many times and the like, so that the detection efficiency of the plate-fin heat exchanger is greatly improved; the difficulty and the working strength of operators in detecting the air tightness are reduced; due to the separated arrangement of the upper cover body and the lower cover body, the detection tool can be adapted to plate-fin heat exchangers with various sizes, so that the applicability of the detection tool is improved; and the tool is also beneficial to realizing the automatic control of the airtightness detection of the plate-fin heat exchanger, reduces the distribution of labor resources of enterprises, and reduces the production cost of the enterprises.
Drawings
The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
Fig. 1 is a schematic structural diagram of a tool for detecting air tightness of a plate-fin heat exchanger provided in embodiment 1 of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which should not be construed as limiting the invention.
Example 1:
in the prior art, the air tightness of the heat exchanger is generally detected one by one, and an operator connects an air pipe with a water inlet of the heat exchanger and plugs a water outlet during detection; and then, arranging the heat exchanger in a water tank, introducing compressed air into the heat exchanger, observing whether bubbles are generated in the water tank, and if the bubbles are generated, detecting the air tightness to be unqualified. This kind of detection mode makes the staff need dismouting trachea many times, removal many times have tracheal heat exchanger, stop many times the compressed air device, open the heat exchanger after the cleanness detects even many times, consequently, causes the detection time of prior art's heat exchanger long, and detection efficiency is lower.
In order to solve the above technical problem, the tooling for detecting the air tightness of a plate-fin heat exchanger provided in this embodiment includes, as shown in fig. 1, a plurality of upper cover bodies 1, a plurality of lower cover bodies 2, a sealing portion 3, an air inlet device 4, and a detection liquid tank 5; the number of the upper cover bodies 1 is the same as that of the lower cover bodies 2, the upper cover bodies 1 correspond to the lower cover bodies 2 one by one, and the upper cover bodies 1 and the lower cover bodies 2 can form a rectangular cavity for accommodating the plate-fin heat exchanger; an air inlet 11 and an air outlet 12 are fixedly arranged on the upper cover body 1; the air inlet 11 and the air inlet device 4 are communicated through an air inlet pipe 41; the upper cover body 1 and the lower cover body 2 are both detachably provided with sealing parts 3; go up lid 1 and lower lid 2 movably set up in detecting liquid case 5. An air outlet valve for controlling the opening and closing of the air outlet 12 is detachably arranged on the air outlet 12. When the tool is used for detecting the air tightness, firstly, the upper cover body 1 is sleeved on one side of the ventilation end of the plate-fin heat exchanger to be detected; then the lower cover body 2 is sleeved on the corresponding other side, at the moment, the upper cover body 1, the plate-fin heat exchanger to be detected and the lower cover body 2 form a cavity, and the arrangement of the sealing part 3 avoids detection errors caused by the sealing problem among the upper cover body, the plate-fin heat exchanger to be detected and the lower cover body; then integrally placing the upper cover body 1, the plate-fin heat exchanger to be detected and the lower cover body 2 in a detection liquid tank 5, wherein detection liquid is contained in the detection liquid tank 5; then the air intake device is operated, and compressed air is injected into the air inlet 11 through the air inlet pipe 41; at the moment, when the air tightness of the plate-fin heat exchanger to be detected is better, no bubble can be generated in the detection liquid tank 5, otherwise, if the air tightness is not good, the bubble can be generated, the whole detection process is convenient and quick, the air tightness of a plurality of plate-fin heat exchangers can be detected simultaneously, an operator does not need to disassemble and assemble the air inlet pipe for many times, move the heat exchanger with the air pipe for many times, start and stop the compressed air device for many times, even clean the heat exchanger after detection for many times and the like, so that the detection efficiency of the plate-fin heat exchanger is greatly improved; the difficulty and the working strength of operators in detecting the air tightness are reduced; due to the separated arrangement of the upper cover body 1 and the lower cover body 2, the detection tool can be adapted to plate-fin heat exchangers with various sizes, so that the applicability of the detection tool is improved; and the tool is also beneficial to realizing the automatic control of the airtightness detection of the plate-fin heat exchanger, reduces the distribution of labor resources of enterprises, and reduces the production cost of the enterprises.
In order to facilitate rapid immersion of the heat exchanger to be detected in the detection liquid, the tool for detecting the air tightness of the plate-fin heat exchanger provided by the embodiment preferably further comprises a lifting device 6; the upper cover body 1 and the lower cover body 2 are movably arranged in the detection liquid tank 5 in the vertical direction through a lifting device 6. Through setting up hoisting device 6, when needs examine time measuring, the upper cover body 1 that will set up, wait to detect heat exchanger and lower cover body 2 and pass through hoisting device 6 high-efficient convenient submergence and detection liquid case 5 jointly, wait to detect and accomplish, can rethread hoisting device 6 with upper cover body 1, wait to detect heat exchanger and lower cover body 2 and promote jointly and detect the liquid level, avoided operating personnel constantly repeated with upper cover body 1, wait to detect heat exchanger and lower cover body 2 and place in detection liquid case 5, the process of taking out in detection liquid case 5 again, operating personnel's working strength has significantly reduced, and the detection efficiency of heat exchanger has further been improved.
In order to simplify the overall structure of the lifting device 6, in the tool for detecting the airtightness of the plate-fin heat exchanger provided in this embodiment, preferably, the lifting device 6 includes a workbench 61, a plurality of anchor chains 62, a plurality of anchor chain wheels 63, a rotating shaft 64, and a motor 65 for driving the rotating shaft 64 to operate; the upper cover body 1 and the lower cover body 2 are arranged on the workbench 61; the anchor chain 62 is detachably connected with the workbench 61; the anchor chain wheel 63 is rotatably arranged on the rotating shaft 64; the anchor chain 62 is fitted with an anchor chain wheel 63. When detection is needed, the motor 65 is started, the motor 65 drives the rotating shaft 64 to work, the rotating shaft 64 drives the anchor chain wheel 63 to rotate, so that the anchor chain 62 is put down, and then the workbench 61 is stably and quickly placed in the detection liquid tank 5; when the detection is completed, the motor 65 works again, the rotating shaft 64 rotates reversely, and the anchor chain wheel 63 winds the anchor chain 62, so that the liquid level of the detection liquid is stably and quickly lifted out of the workbench 61. Whole operation process is simple convenient, and its simple structure, easily realizes, and the cost is lower, and operating personnel only need control motor 65's work can accomplish the process that detects the plate-fin heat exchanger business turn over detection liquid that awaits measuring, has reduced the operation degree of difficulty by a wide margin to detection efficiency has further been improved.
In order to facilitate observation of the air tightness detection result of the heat exchanger to be detected, the tool for detecting the air tightness of the plate-fin heat exchanger provided by the embodiment is preferably made of a transparent material for the detection liquid tank 5. Through the detection liquid box 5 that sets up transparent material, whether the heat exchanger that waits to detect produces the bubble in detecting liquid can be observed just to the box outside that operating personnel can directly see through detection liquid box 5 to and the position that the bubble produced is in order to judge more conveniently that this heat exchanger has the fault point position of gas tightness, thereby has improved operating personnel to the judgement rate of accuracy and the efficiency that the heat exchanger gas tightness detected to a great extent.
In order to facilitate the arrangement of the sealing part 3 and the simplification of the structure thereof, in the tool for detecting the air tightness of the plate-fin heat exchanger provided by the embodiment, preferably, the sealing part 3 is a rubber sealing ring; the inner sides of the edges of the upper cover body 1 and the lower cover body 2 are detachably provided with rubber sealing rings. Through setting up sealing portion 3 and being rubber seal, its simple structure easily realizes, and the cost is lower, and easily change, when having guaranteed that the gas tightness is connected between upper cover body 1, the plate-fin heat exchanger that awaits measuring and lower cover body 2 three in the testing process, still greatly reduced the manufacturing cost of enterprise.
In order to facilitate the input and output of the detection liquid, in the tool for detecting the air tightness of the plate-fin heat exchanger provided by this embodiment, preferably, the upper end of the wall of the detection liquid tank 5 is provided with a liquid inlet 51; the lower end of the wall of the detection liquid tank 5 is provided with a liquid outlet 52. Through setting up inlet 51 and liquid outlet 52 for it is more convenient to detect the pouring into of liquid and change, and then improves operating personnel's work efficiency.
Those skilled in the art should understand that, in combination with the prior art and the above embodiments, those skilled in the art can implement the modifications, which are not described herein; such variations do not affect the essence of the present invention, and are not described herein.
The preferred embodiments of the present invention have been described; it is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; the skilled person in the art, without affecting the essence of the invention, may make numerous possible variations and modifications, or may modify equivalent embodiments, without departing from the technical solution of the invention; therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (7)
1. A tool for detecting the airtightness of a plate-fin heat exchanger is characterized by comprising a plurality of upper cover bodies, a plurality of lower cover bodies, a sealing part, an air inlet device and a detection liquid box;
the number of the upper cover bodies is the same as that of the lower cover bodies, the upper cover bodies correspond to the lower cover bodies one by one, and the upper cover bodies and the lower cover bodies can form rectangular cavities for accommodating the plate-fin heat exchangers; an air inlet and an air outlet are fixedly arranged on the upper cover body; the air inlet and the air inlet device are communicated through an air inlet pipe; the upper cover body and the lower cover body are both detachably provided with the sealing parts; the upper cover body and the lower cover body are movably arranged in the detection liquid box.
2. The tool for detecting the airtightness of the plate-fin heat exchanger according to claim 1, wherein an air outlet valve for controlling the opening and closing of the air outlet is detachably arranged on the air outlet.
3. The tool for detecting the airtightness of the plate-fin heat exchanger according to claim 1, further comprising a lifting device; the upper cover body and the lower cover body are movably arranged in the detection liquid tank in the vertical direction through the lifting device.
4. The tool for detecting the airtightness of the plate-fin heat exchanger according to claim 3, wherein the lifting device comprises a workbench, a plurality of anchor chains, a plurality of anchor chain wheels, a rotating shaft and a motor for driving the rotating shaft to work; the upper cover body and the lower cover body are arranged on the workbench; the anchor chain is detachably connected with the workbench; the anchor chain wheel is rotatably arranged on the rotating shaft; the anchor chain is matched with the anchor chain wheel.
5. The tool for detecting the airtightness of the plate-fin heat exchanger according to any one of claims 1 to 4, wherein the detection liquid tank is made of a transparent material.
6. The tool for detecting the airtightness of the plate-fin heat exchanger according to claim 5, wherein the sealing portion is a rubber seal ring; the inner sides of the edges of the upper cover body and the lower cover body are detachably provided with the rubber sealing rings.
7. The tool for detecting the air tightness of the plate-fin heat exchanger according to claim 5, wherein a liquid inlet is formed in the upper end of the wall of the detection liquid tank; and a liquid outlet is formed at the lower end of the wall of the detection liquid tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922248976.1U CN210922975U (en) | 2019-12-15 | 2019-12-15 | Tool for detecting air tightness of plate-fin heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922248976.1U CN210922975U (en) | 2019-12-15 | 2019-12-15 | Tool for detecting air tightness of plate-fin heat exchanger |
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| Publication Number | Publication Date |
|---|---|
| CN210922975U true CN210922975U (en) | 2020-07-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922248976.1U Active CN210922975U (en) | 2019-12-15 | 2019-12-15 | Tool for detecting air tightness of plate-fin heat exchanger |
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| Country | Link |
|---|---|
| CN (1) | CN210922975U (en) |
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- 2019-12-15 CN CN201922248976.1U patent/CN210922975U/en active Active
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