CN215985552U - Frock is suppressed to floating head heat exchanger - Google Patents
Frock is suppressed to floating head heat exchanger Download PDFInfo
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- CN215985552U CN215985552U CN202122084445.0U CN202122084445U CN215985552U CN 215985552 U CN215985552 U CN 215985552U CN 202122084445 U CN202122084445 U CN 202122084445U CN 215985552 U CN215985552 U CN 215985552U
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- flange
- rubber strip
- heat exchanger
- storage tank
- floating head
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Abstract
The utility model belongs to the technical field of pressure testing, and discloses a pressing tool for a floating head heat exchanger. This frock is suppressed to floating head heat exchanger includes the pressure testing flange, and the pressure testing flange can be connected with barrel side flange, has seted up aqua storage tank, adhesive tape mounting groove and two through-holes on the pressure testing flange, and two through-holes communicate with the one end of aqua storage tank, and a through-hole is connected with inlet valve, and another through-hole can be dismantled and be connected with the manometer, and adhesive tape mounting groove communicates with the other end of aqua storage tank, is provided with the rubber strip in the adhesive tape mounting groove, and the pressure testing flange passes through the rubber strip and is connected sealedly with unsteady tube sheet. According to the pressing tool for the floating head type heat exchanger, the pressure testing flange is mounted to the side flange of the cylinder, water is injected into the water storage tank, the rubber strip part in the rubber strip mounting groove is pressed out of the rubber strip mounting groove by the water pressure in the water storage tank, and the rubber strip embraces the floating tube plate, so that the cylinder forms a closed space, and the sealing requirement of a pressure resistance test is met.
Description
Technical Field
The utility model relates to the technical field of pressure testing, in particular to a pressing tool for a floating head heat exchanger.
Background
Along with the continuous maximization of petrochemical industry equipment, floating head heat exchanger diameter is bigger and bigger, leads to the withstand voltage test to floating head heat exchanger more and more difficult.
The conventional cap type pressing tool is too complicated in manufacturing and assembling processes, and the sealing performance cannot be guaranteed, so that most of floating head tube bundles cannot pass a pressure test smoothly.
Therefore, a pressing tool for a floating head heat exchanger is needed to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a pressing tool for a floating head type heat exchanger, which has good sealing performance, simple and convenient manufacturing process, convenient storage and repeated use in the later period, reduces the management cost of the tool and improves the utilization rate.
In order to achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a frock is suppressed to floating head heat exchanger, includes the pressure testing flange, the pressure testing flange can with barrel side flange joint, aqua storage tank, adhesive tape mounting groove and two through-holes, two have been seted up on the pressure testing flange the through-hole with the one end intercommunication of aqua storage tank, one the through-hole is connected with inlet valve, another the through-hole can be dismantled and be connected with the manometer, adhesive tape mounting groove with the other end intercommunication of aqua storage tank, be provided with the rubber strip in the adhesive tape mounting groove, the pressure testing flange passes through the rubber strip is connected sealedly with the tube sheet that floats.
Preferably, a sealing groove is formed in one end, connected with the cylinder side flange, of the pressure test flange, a sealing rubber strip is arranged in the sealing groove, and the pressure test flange is connected and sealed with the cylinder side flange through the sealing rubber strip.
Preferably, the pressure test flange is provided with at least two mounting holes, and the connecting piece penetrates through the mounting holes and is connected with the cylinder side flange.
Preferably, the angle between the two through holes is 120 to 150 °.
Preferably, the water inlet valve is a DN6 needle valve.
Preferably, the water inlet valve is connected with a pressurizing pump.
Preferably, the pressurizing pump is connected with a pressure-resistant pipeline, and the pressurizing pump is connected with the water inlet valve through the pressure-resistant pipeline.
Preferably, the water storage tank is positioned at the middle section of the rubber strip mounting groove.
The utility model has the beneficial effects that:
according to the pressing tool for the floating head type heat exchanger, the pressure testing flange is mounted to the side flange of the cylinder, water is injected into the water storage tank, the rubber strip part in the rubber strip mounting groove is pressed out of the rubber strip mounting groove by the water pressure in the water storage tank, and the rubber strip embraces the floating tube plate, so that the cylinder forms a closed space, and the sealing requirement of a pressure resistance test is met. This frock is suppressed to floating head heat exchanger can direct forging finished product, has removed complicated manufacturing and assembling process from, has reduced workman's intensity of labour and manufacturing cost, is convenient for deposit moreover, and the later stage can be used repeatedly, has reduced the administrative cost of frock, has improved the utilization ratio.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.
Fig. 1 is a first structural schematic diagram of a pressing tool for a floating head heat exchanger provided by the utility model;
fig. 2 is a structural schematic diagram of a pressing tool for a floating head heat exchanger provided by the utility model.
In the figure:
100. a pressure test flange; 200. a water storage tank; 300. a rubber strip mounting groove; 400. a through hole; 401. a water inlet valve; 402. a pressure gauge; 403. a pressurizing pump; 404. a pressure-resistant pipeline; 500. a sealing groove; 600. and (7) installing holes.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting of the utility model. It should be further noted that, for the convenience of description, only some of the structures related to the present invention are shown in the drawings, not all of the structures.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning permanently connected, removably connected, or integral to one another; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are used based on the orientations and positional relationships shown in the drawings only for convenience of description and simplification of operation, and do not indicate or imply that the referred device or element must have a specific orientation, be configured and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used only for descriptive purposes and are not intended to have a special meaning.
As shown in fig. 1 and fig. 2, this embodiment provides a frock is suppressed to floating head heat exchanger, including pressure testing flange 100, pressure testing flange 100 can with barrel side flange joint, aqua storage tank 200 has been seted up on pressure testing flange 100, adhesive tape mounting groove 300 and two through-holes 400, two through-holes 400 communicate with the one end of aqua storage tank 200, a through-hole 400 is connected with inlet valve 401, another through-hole 400 can be dismantled and be connected with manometer 402, adhesive tape mounting groove 300 communicates with the other end of aqua storage tank 200, be provided with the rubber strip in the adhesive tape mounting groove 300, pressure testing flange 100 passes through the rubber strip and is connected sealedly with the tube sheet that floats.
The frock is suppressed to floating head heat exchanger that this embodiment provided installs pressure testing flange 100 to barrel side flange, and through to water injection in the aqua storage tank 200, the water pressure in the aqua storage tank 200 makes rubber strip part extrusion adhesive tape mounting groove 300 in the adhesive tape mounting groove 300, makes the rubber strip embrace the tube sheet that floats to make the barrel form inclosed space, satisfy the sealed requirement of withstand voltage test. This frock is suppressed to floating head heat exchanger can direct forging finished product, has removed complicated manufacturing and assembling process from, has reduced workman's intensity of labour and manufacturing cost, is convenient for deposit moreover, and the later stage can be used repeatedly, has reduced the administrative cost of frock, has improved the utilization ratio.
Optionally, in an embodiment, a sealing groove 500 is formed in one end of the pressure test flange 100 connected with the cylinder flange, a sealing rubber strip is arranged in the sealing groove 500, and the pressure test flange 100 is connected and sealed with the cylinder side flange through the sealing rubber strip. Through the structure, when the pressure test flange 100 is installed, the sealing rubber strip is abutted against the side flange of the cylinder body, the sealing rubber strip deforms and seals the pressure test flange 100 and the side flange of the cylinder body, and the data of the pressure test which is influenced by leakage between the pressure test flange 100 and the side flange of the cylinder body is avoided.
Specifically, in one embodiment, the pressure test flange 100 is provided with at least two mounting holes 600, and the connecting member passes through the mounting holes 600 and is connected with the cylinder side flange. Through setting up mounting hole 600, be convenient for more install pressure testing flange 100, can guarantee the stability of pressure testing flange 100 installation simultaneously. As the preferred technical scheme, the mounting holes 600 are uniformly distributed on the pressure test flange 100, so that the pressure test flange 100 is connected with the cylinder side flange more firmly.
Alternatively, in a specific embodiment, the angle between the two through holes 400 is 120 ° to 150 °. Through the structure, the water storage tank 200 is convenient to inject water, and meanwhile, the injected water can be ensured to be filled in the water storage tank 200. As a preferred solution, the angle between the two through holes 400 is 135 °.
Specifically, in one embodiment, the water inlet valve 401 is a DN6 needle type valve, and the DN6 needle type valve has the advantages of convenient installation and disassembly, tight connection, fire prevention, explosion prevention, high pressure resistance, good sealing performance and the like, and has good sealing performance and long service life.
Optionally, in one embodiment, a pressurizing pump 403 is connected to the water inlet valve 401. Through setting up the pressurization pump 403, can enough carry out the water injection to aqua storage tank 200 for water is filled in the aqua storage tank 200, can pressurize again in the aqua storage tank 200, makes the pressure testing pressure of the pressure more than or equal to barrel in the aqua storage tank 200, in order to satisfy withstand voltage test needs.
Further, in the specific embodiment, a pressure-resistant pipeline 404 is connected to the pressurizing pump 403, and the pressurizing pump 403 is connected to the water inlet valve 401 through the pressure-resistant pipeline 404. Through setting up withstand voltage pipeline 404, guaranteed the security that the pump 403 is pressurizeed to the aqua storage tank 200 water injection, can select withstand voltage pipeline 404's length according to the user demand again, make testing personnel and test equipment keep safe distance, guarantee testing personnel's life and property safety.
Alternatively, in one embodiment, the reservoir 200 is located at a middle section of the glue strip mounting groove 300. Through the structure, the stress of the rubber strip can be ensured to be uniform when the water storage tank 200 is pressurized after water is injected, the rubber strip is prevented from leaking due to punctiform stress, and the sealing performance of a pressure test is improved.
The embodiment further provides a pressing method for the floating head heat exchanger, and the pressing tool for the floating head heat exchanger provided by the embodiment specifically comprises the following steps:
connecting the pressure test flange 100 with a cylinder side flange, wherein a through hole 400 detachably connected with a pressure gauge 402 is positioned at the top end;
opening a water inlet valve 401 to inject water into the water storage tank 200, and stopping injecting water after the water overflows from a through hole 400 detachably connected with a pressure gauge 402;
the pressure gauge 402 is installed in the through hole 400, pressing is continuously carried out after installation, and when the pressure in the water storage tank 200 is larger than or equal to the pressure testing pressure of the cylinder, the water inlet valve 401 is screwed down.
According to the pressurizing method of the floating head type heat exchanger, the pressure test flange 100 is installed on the side flange of the cylinder body, water is injected into the water storage tank 200, the water pressure in the water storage tank 200 enables the rubber strip part in the rubber strip installation groove 300 to be pressed out of the rubber strip installation groove 300, the rubber strip is made to embrace the floating tube plate, the cylinder body is made to form a closed space, and the sealing requirement of a pressure-resistant test is met.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Numerous obvious variations, adaptations and substitutions will occur to those skilled in the art without departing from the scope of the utility model. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (8)
1. The utility model provides a frock is suppressed to floating head heat exchanger, its characterized in that, includes pressure testing flange (100), pressure testing flange (100) can with barrel side flange joint, aqua storage tank (200), adhesive tape mounting groove (300) and two through-holes (400), two have been seted up on pressure testing flange (100) through-hole (400) with the one end intercommunication of aqua storage tank (200), one through-hole (400) are connected with inlet valve (401), another through-hole (400) can be dismantled and be connected with manometer (402), adhesive tape mounting groove (300) with the other end intercommunication of aqua storage tank (200), be provided with the rubber strip in adhesive tape mounting groove (300), pressure testing flange (100) are passed through the rubber strip is connected sealedly with the tube sheet that floats.
2. The pressing tool for the floating head type heat exchanger according to claim 1, wherein a sealing groove (500) is formed in one end, connected with the cylinder side flange, of the pressure test flange (100), a sealing rubber strip is arranged in the sealing groove (500), and the pressure test flange (100) is connected and sealed with the cylinder side flange through the sealing rubber strip.
3. The frock of suppressing of floating head heat exchanger of claim 1, characterized in that, the pressure testing flange (100) is seted up at least two mounting holes (600), and the connecting piece passes mounting hole (600) and with barrel side flange joint.
4. The pressing tool for the floating head heat exchanger according to claim 1, wherein the angle between the two through holes (400) is 120-150 °.
5. The pressing tool for the floating head heat exchanger according to claim 1, wherein the water inlet valve (401) is a DN6 needle valve.
6. The frock of punching of floating head heat exchanger according to claim 1, characterized in that, the water inlet valve (401) is connected with the punching pump (403).
7. The frock of claim 6, characterized in that the pressurizing pump (403) is connected with a pressure-resistant pipeline (404), and the pressurizing pump (403) is connected with the water inlet valve (401) through the pressure-resistant pipeline (404).
8. The pressing tool for the floating head heat exchanger according to claim 1, wherein the water storage tank (200) is located in the middle section of the rubber strip mounting groove (300).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122084445.0U CN215985552U (en) | 2021-08-30 | 2021-08-30 | Frock is suppressed to floating head heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122084445.0U CN215985552U (en) | 2021-08-30 | 2021-08-30 | Frock is suppressed to floating head heat exchanger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215985552U true CN215985552U (en) | 2022-03-08 |
Family
ID=80582258
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122084445.0U Active CN215985552U (en) | 2021-08-30 | 2021-08-30 | Frock is suppressed to floating head heat exchanger |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215985552U (en) |
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2021
- 2021-08-30 CN CN202122084445.0U patent/CN215985552U/en active Active
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