CN211477509U - Air tightness detection quick connector of pneumatic diaphragm pump - Google Patents
Air tightness detection quick connector of pneumatic diaphragm pump Download PDFInfo
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- CN211477509U CN211477509U CN201921918910.2U CN201921918910U CN211477509U CN 211477509 U CN211477509 U CN 211477509U CN 201921918910 U CN201921918910 U CN 201921918910U CN 211477509 U CN211477509 U CN 211477509U
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- diaphragm pump
- piston
- air
- pneumatic diaphragm
- ring groove
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- 238000001514 detection method Methods 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims abstract description 32
- 230000008878 coupling Effects 0.000 claims description 16
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 13
- 210000001503 joint Anatomy 0.000 abstract description 5
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 210000000078 claw Anatomy 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052755 nonmetal Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010998 test method Methods 0.000 description 1
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Abstract
The utility model relates to an airtight detection technical field of pneumatic diaphragm pump just discloses airtight quick-operation joint that detects of pneumatic diaphragm pump, including the joint body, the inboard cover that connects the body is equipped with the piston, the outside that connects the body has three jack catch through bolt fixed mounting, jack catch and connect and be provided with the cushion between the body, the seal ring groove has been seted up in the left side of piston. The adopted measures are that a pneumatic diaphragm pump air tightness detection quick connector is designed, a jack catch is used for replacing a bolt group, and compressed air is used for clamping or loosening the butt joint of a test pipeline and a pump inlet or outlet flange, so that the connection link of the pipeline is simplified, the labor intensity of the pipeline during assembly and disassembly is reduced, and the efficiency of the pipeline during assembly and disassembly is greatly improved; meanwhile, the service life of the sealing gasket is prolonged due to the fact that a bolt group for fastening is omitted and the thickness of the sealing gasket is increased, and therefore the using amount and the consumption amount of testing accessories are reduced.
Description
Technical Field
The utility model relates to an airtight detection technical field of pneumatic diaphragm pump specifically is airtight detection quick-operation joint of pneumatic diaphragm pump.
Background
When the air tightness test is carried out on the pneumatic diaphragm pump, the inlet and the outlet of the pump are respectively connected to a pressure pipeline and a discharge pipeline of a compressed air source. When the inlet and the outlet of the pump are flange interfaces, the steps of penetrating bolts on the flange of the pump, placing a sealing gasket, aligning the flange on an air source pipeline, screwing the bolts and the like are needed during connection; after the test is finished, the test piece is disassembled according to the reverse steps. After the pneumatic diaphragm pump is assembled, each pump needs to be tested. If the existing test joint is used, the defects of complex connection and disassembly, large workload, high labor intensity and low efficiency exist; simultaneously, because of the dismouting repeatedly, seal gasket and bolt group wearing and tearing are fast, need often change, have also increased manufacturing cost indirectly.
SUMMERY OF THE UTILITY MODEL
To the problem, the utility model aims to provide an airtight quick-operation joint that detects of pneumatic diaphragm pump has the hookup link of simplifying the pneumatic diaphragm pump pipeline when airtight detection, improves the efficiency when the pipeline is installed and removed, reduces the intensity of labour when the pipeline is installed and removed, reduces the advantage of the consumption of test procedure auxiliary simultaneously.
The utility model discloses a realize that technical purpose adopts following technical scheme: airtight detection quick-operation joint of pneumatic diaphragm pump, including the joint body, the inboard cover that connects the body is equipped with the piston, there is three jack catch in the outside that connects the body through bolt fixed mounting, be provided with the cushion between jack catch and the joint body, the seal ring groove has been seted up in the left side of piston, the inside in seal ring groove clamps the sealing washer, piston air supply interface has been seted up to the top that connects the body right side, the inside of piston air supply interface clamps the quick connector of air supply, the inside of piston is seted up with the communicating pneumatic diaphragm pump air supply interface in seal ring groove, the outside of piston is overlapped respectively and is equipped with O shape circle one and O shape circle two.
Furthermore, the joint body is disc-shaped, the left end of the joint body is provided with a circular cavity matched with the large end face of the piston, and the center of the right end of the joint body is provided with a cylindrical through hole matched with the small end face of the piston.
Furthermore, the piston is large at the left end and small at the right end, the sealing ring groove is arranged on the end face of the large end, the center of the sealing ring groove is provided with a through air vent, and the air source interface of the pneumatic diaphragm pump is arranged on the end face of the small end.
Furthermore, the structure of the air source quick connector can be an end straight-through type or an end right-angle type, and the air source quick connector is an air quick connector and has the function of being quickly connected with an air source pipeline.
Furthermore, the claw is a thick plate in a T shape, and two through holes for installation are formed in the thickness direction of the claw.
Further, three claws are distributed on the joint body according to 0 degrees, 90 degrees and 180 degrees.
Further, the cushion block is a rectangular block with two through holes, and the function of the cushion block is to change the clamping diameter of the clamping jaw.
Furthermore, the sealing ring is a ring made of rubber or resin and is arranged in a sealing ring groove on the large end surface of the piston, and the sealing ring has the function of enhancing the sealing performance between the two butting flanges.
The utility model discloses possess following beneficial effect:
1. the air tightness detection quick connector of the pneumatic diaphragm pump is designed by adopting the measures that a jack catch is used for replacing a bolt group, and the butt joint of a test pipeline and a pump inlet or outlet flange is clamped or loosened by utilizing compressed air, so that the connection link of the pipeline is simplified, the labor intensity of the pipeline during assembly and disassembly is reduced, and the efficiency of the pipeline during assembly and disassembly is greatly improved; meanwhile, the service life of the sealing gasket is prolonged due to the fact that a bolt group for fastening is omitted and the thickness of the sealing gasket is increased, and therefore the using amount and the consumption amount of testing accessories are reduced.
2. The quick joint for detecting the air tightness of the pneumatic diaphragm pump is used as a connecting piece for connecting a compressed air pipeline and an inlet or outlet flange of the pneumatic diaphragm pump through the clamping jaws, and is quick to assemble and disassemble, reliable in connection, low in labor intensity and high in assembling and disassembling efficiency; the compressed air is used for clamping the test pipeline and an inlet or outlet flange of the pneumatic diaphragm pump, the flange sealing surface is uniformly stressed, and the sealing is reliable and high; the clamping diameter of the clamping jaw can be changed by replacing the cushion block, so that the quick butt joint of the quick joint and flanges with different sizes can be easily realized, and the application range of the quick joint can be conveniently expanded.
Drawings
FIG. 1 is a sectional view of the present invention;
fig. 2 is a cross-sectional view of the connector body of the present invention;
fig. 3 is a cross-sectional view of the piston of the present invention;
fig. 4 is a schematic view of the jaw of the present invention.
In the figure: the pneumatic diaphragm pump comprises a joint body 1, a piston 2, a jaw 3, a cushion block 4, a seal ring 5, a quick air source plug 6, a bolt 7, an O-shaped ring I8, an O-shaped ring II 9, a seal ring groove 10, a piston air source interface 11 and a pneumatic diaphragm pump air source interface 12.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the air tightness detection quick coupling of the pneumatic diaphragm pump comprises a coupling body 1, the coupling body 1 may be made of metal or nonmetal, a piston 2 is sleeved on the inner side of the coupling body 1, wherein the coupling body 1 is disc-shaped, a circular cavity matched with the large end face of the piston 2 is formed in the left end of the coupling body, a cylindrical through hole matched with the small end face of the piston 2 is formed in the center of the right end of the coupling body, the piston 2 is large in the left end and small in the right end, a sealing ring groove 10 is formed in the large end face of the coupling body, a through air hole is formed in the center of the sealing ring groove, an air source connector 12 of the pneumatic diaphragm pump is formed in the small end face of the coupling body, three clamping jaws 3 are fixedly mounted on the outer side of the coupling body 1 through bolts 7, the clamping jaws 3 are T-shaped thick plates, two through holes for mounting, The 90-degree and 180-degree air source quick connector is distributed on the connector body 1, wherein a cushion block 4 is arranged between the jaw 3 and the connector body 1, the cushion block 4 is a rectangular block with two through holes, the clamping diameter of the jaw 3 can be changed, a sealing ring groove 10 is formed in the left side of the piston 2, a sealing ring 5 is clamped in the sealing ring groove 10, the sealing ring 5 is a circular ring made of rubber or resin and is arranged in the sealing ring groove 10 on the large end face of the piston 2, the sealing performance between two butting flanges is enhanced, a piston air source interface 11 is arranged above the right side of the connector body 1, an air source quick connector 6 is clamped in the piston air source interface 11, the air source quick connector 6 can be in an end straight-through type structure or an end right-angle type structure, the air source quick connector 6 is an air quick connector and has the function of being quickly connected with an air source pipeline, wherein, the inside of the piston 2 is provided with an air source interface 12 of the pneumatic diaphragm pump communicated with the sealing ring groove 10, the outer side of the piston 2 is respectively sleeved with a first O-shaped ring 8 and a second O-shaped ring 9, and the piston 2, the joint body 1, the first O-shaped ring 8 and the first O-shaped ring 9 form a closed cavity.
When the quick connector is used, the quick connector is lapped on an inlet flange and an outlet flange of the pneumatic diaphragm pump through the clamping jaws 3, compressed air is introduced through the air source quick connector 6, the compressed air pushes the connector body 1 and the piston 2 to move relatively, the connector body 1 firmly pulls the clamping jaws 3 to the back of the inlet flange or the outlet flange of the pneumatic diaphragm pump, and meanwhile, the piston 2 tightly presses the sealing gasket 5 to the front of the inlet flange or the outlet flange of the pneumatic diaphragm pump, so that the connection between a test pipeline and the inlet flange and the outlet flange of the pneumatic diaphragm pump is quickly and reliably completed, an air source introduced into the closed cavity is removed, the quick connector and the inlet flange or the outlet flange of the pneumatic diaphragm pump are naturally loosened, and the quick connector can be.
In a word, the adopted measures are that the quick joint for detecting the air tightness of the pneumatic diaphragm pump is designed, the jack catch 3 is used for replacing a bolt group, and compressed air is used for clamping or loosening the butt joint of a test pipeline and a pump inlet or outlet flange, so that the connecting link of the pipeline is simplified, the labor intensity of the pipeline during assembly and disassembly is reduced, and the efficiency of the pipeline during assembly and disassembly is greatly improved; meanwhile, the service life of the sealing gasket is prolonged due to the fact that a bolt group for fastening is omitted and the thickness of the sealing gasket is increased, and therefore the using amount and the consumption amount of testing accessories are reduced.
The quick joint for detecting the air tightness of the pneumatic diaphragm pump is used as a connecting piece for connecting a compressed air pipeline and an inlet or outlet flange of the pneumatic diaphragm pump through the clamping jaw 3, and has the advantages of quick assembly and disassembly, reliable connection, low labor intensity and high assembly and disassembly efficiency; the compressed air is used for clamping the test pipeline and an inlet or outlet flange of the pneumatic diaphragm pump, the flange sealing surface is uniformly stressed, and the sealing is reliable and high; the clamping diameter of the clamping jaw 3 can be changed by replacing the cushion block 4, so that the quick butt joint of the quick joint and flanges with different sizes is easily realized, and the application range of the quick joint can be conveniently expanded.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Airtight detection quick-operation joint of pneumatic diaphragm pump, including the joint body (1), its characterized in that: the inboard cover that connects body (1) is equipped with piston (2), the outside that connects body (1) has three jack catch (3) through bolt (7) fixed mounting, jack catch (3) and connect and be provided with cushion (4) between the body (1), seal ring groove (10) have been seted up in the left side of piston (2), seal ring (5) have been clamped to the inside in seal ring groove (10), piston air supply interface (11) have been seted up to the top that connects body (1) right side, the inside of piston air supply interface (11) has clamped air supply quick connector (6), the inside of piston (2) has been seted up with communicating pneumatic diaphragm pump air supply interface (12) in seal ring groove (10), the outside of piston (2) is overlapped respectively and is equipped with O shape circle (8) and O shape circle two (9).
2. The air tightness detection quick coupling of an air operated diaphragm pump according to claim 1, wherein: the joint body (1) is disc-shaped, a round cavity matched with the large end face of the piston (2) is formed in the left end of the joint body, and a cylindrical through hole matched with the small end face of the piston (2) is formed in the center of the right end of the joint body.
3. The air tightness detection quick coupling of an air operated diaphragm pump according to claim 1, wherein: the piston (2) is large at the left end and small at the right end, a sealing ring groove (10) is arranged on the end face of the large end, a through air hole is arranged in the center of the sealing ring groove, and an air source interface (12) of the pneumatic diaphragm pump is arranged on the end face of the small end of the sealing ring groove.
4. The air tightness detection quick coupling of an air operated diaphragm pump according to claim 1, wherein: the structure of the gas source quick connector (6) is in a straight-through type or a right-angle type.
5. The air tightness detection quick coupling of an air operated diaphragm pump according to claim 1, wherein: the clamping jaw (3) is a T-shaped thick plate, and two through holes for installation are formed in the thickness direction of the clamping jaw.
6. The air tightness detection quick coupling of an air operated diaphragm pump according to claim 1, wherein: the cushion block (4) is a rectangular block with two through holes.
7. The air tightness detection quick coupling of an air operated diaphragm pump according to claim 1, wherein: the sealing ring (5) is a circular ring made of rubber or resin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918910.2U CN211477509U (en) | 2019-11-08 | 2019-11-08 | Air tightness detection quick connector of pneumatic diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921918910.2U CN211477509U (en) | 2019-11-08 | 2019-11-08 | Air tightness detection quick connector of pneumatic diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211477509U true CN211477509U (en) | 2020-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921918910.2U Expired - Fee Related CN211477509U (en) | 2019-11-08 | 2019-11-08 | Air tightness detection quick connector of pneumatic diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211477509U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135476A (en) * | 2021-09-23 | 2022-03-04 | 洛阳信成精密机械有限公司 | Pump detection device |
-
2019
- 2019-11-08 CN CN201921918910.2U patent/CN211477509U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135476A (en) * | 2021-09-23 | 2022-03-04 | 洛阳信成精密机械有限公司 | Pump detection device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200911 |