CN218211778U - Pressing device - Google Patents
Pressing device Download PDFInfo
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- CN218211778U CN218211778U CN202222621019.0U CN202222621019U CN218211778U CN 218211778 U CN218211778 U CN 218211778U CN 202222621019 U CN202222621019 U CN 202222621019U CN 218211778 U CN218211778 U CN 218211778U
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- connecting pipe
- water outlet
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- pipe
- cylinder barrel
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Abstract
The utility model provides a suppress device, including mount pad, pumping mechanism, actuating mechanism and business turn over water nest of tubes. The pumping mechanism comprises a cylinder barrel and a piston rod, the cylinder barrel is provided with an installation shaft perpendicular to the axial direction of the cylinder barrel, the installation shaft is hinged with the installation seat, the cylinder barrel is provided with a sliding cavity along the axial direction of the cylinder barrel, and the piston rod is provided with a first end and a second end; the driving mechanism comprises a driving unit and a transmission piece, the driving unit is provided with an output shaft, one end of the transmission piece is fixedly connected with the output shaft, and the other end of the transmission piece is hinged with the transmission shaft; the water inlet and outlet pipe group comprises a first connecting pipe and a second connecting pipe, wherein the first connecting pipe is communicated with the water tank and the accommodating space, the second connecting pipe is communicated with the accommodating space and the component to be detected, and the first connecting pipe is provided with a check valve. The utility model discloses a drive unit is as the power supply, and drive unit passes through driving medium and transmission shaft drive piston rod and removes, realizes the pumping work of water, compares in the artifical mode that adopts manual pressure testing pump, low in labor strength, and pumping water is fast, efficient.
Description
Technical Field
The utility model belongs to the technical field of suppress the leakage test, concretely relates to suppress device.
Background
When the sealing component (such as a steel pipe, an oil tank and the like) is used, the inside of the sealing component can bear certain water pressure or air pressure, and in order to ensure that the produced product meets the use pressure requirement, the sealing component needs to be subjected to a pressure test to check whether the sealing component has leakage under the high-pressure condition. Adopt manual pressure testing to suppress the pump among the prior art and carry out the test of suppressing, through manual pump sending or wave the handle, with water pumping to the cavity of the component that awaits measuring, observe whether can take place to leak.
In the prior art, the manual pressure testing pressurizing pump is used for filling pressure water into a member to be tested to test the sealing performance, the water filling speed is low, the pressurizing test time is long, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
The utility model provides a suppress device aims at solving and carries out the leakproofness test through filling into pressure water in the manual pressure testing suppress pump to the component that awaits measuring among the prior art, and it is slow to fill the water speed, suppresses test time long, the problem of inefficiency.
In order to achieve the above object, the utility model adopts the following technical scheme: provided is a pressing device including:
a mounting seat;
the pumping mechanism comprises a cylinder barrel and a piston rod, the cylinder barrel is provided with an installation shaft perpendicular to the axial direction of the cylinder barrel, the installation shaft is hinged with the installation seat, the cylinder barrel is provided with a sliding cavity along the axial direction of the cylinder barrel, the piston rod is provided with a first end and a second end, the first end is in sliding sealing fit with the sliding cavity and forms an accommodating space with the sliding cavity, the second end extends out of the sliding cavity and is connected with a transmission shaft, and the transmission shaft is parallel to the installation shaft;
the driving mechanism comprises a driving unit and a transmission piece, the driving unit is provided with an output shaft which is parallel to the transmission shaft and is arranged in a staggered way, one end of the transmission piece is fixedly connected with the output shaft, and the other end of the transmission piece is hinged with the transmission shaft; and
the water inlet and outlet pipe group comprises a first connecting pipe for communicating the water tank with the accommodating space and a second connecting pipe for communicating the accommodating space with the component to be tested, the first connecting pipe is provided with a check valve.
In one possible implementation, the cylinder includes:
the cylinder body is hollow inside to form the sliding cavity;
the blocking cover is arranged at one end of the cylinder body; and
a guide sleeve arranged at the other end of the cylinder body, the guide sleeve has a guide hole in sliding fit with the second end.
In a possible implementation manner, the cylinder body is provided with a water inlet and a water outlet which are communicated with the sliding cavity, the first connecting pipe and the second connecting pipe are respectively connected to the water inlet and the water outlet.
In a possible implementation manner, the water inlet and outlet pipe group further comprises a three-way joint, one end of the three-way joint is communicated with the accommodating space, and the other two ends of the three-way joint are respectively communicated with the first connecting pipe and the second connecting pipe.
In a possible implementation, the drive unit comprises a motor and a reduction gear, an input end of the reduction gear being connected to the motor, and an output end of the reduction gear forming the output shaft.
In one possible realization, the transmission member is a turntable, the center of the rotary table is fixedly connected with the output shaft, and the eccentric position of the rotary table is hinged with the transmission shaft.
In a possible implementation manner, the pressing device further comprises a water outlet assembly arranged at the other end of the second connecting pipe, the water outlet assembly comprises a water outlet pipe, one end of the water outlet pipe is communicated with the second connecting pipe, and the other end of the water outlet pipe is communicated with the component to be tested.
In one possible implementation form of the method, the water outlet assembly further comprises a pressure gauge arranged on the water outlet pipe.
In a possible implementation manner, the water outlet pipe is provided with an air outlet and a water outlet, and the water outlet assembly further comprises plugging pieces respectively arranged on the air outlet and the water outlet.
In a possible implementation mode, the outer detachably cover of outlet pipe is equipped with the sealing ring, the periphery of sealing ring is equipped with the sealing washer, the sealing washer is used for the inner chamber sealed cooperation with the component that awaits measuring.
Compared with the prior art, the utility model provides a suppress device's beneficial effect is:
the utility model provides a suppress device includes the mount pad, pumping mechanism, actuating mechanism and business turn over water nest of tubes, first connecting pipe is with water tank and accommodation space intercommunication, and avoid water backward flow to the water tank in through setting up the check valve, during the use, communicate the second connecting pipe with the sealed chamber of the component that awaits measuring, actuating mechanism's output shaft rotates, it is rotatory to drive the transmission shaft circumference through the driving medium, make the piston rod move at the slip intracavity, take water out from the water tank through first connecting pipe, the component that awaits measuring is carried to the rethread second connecting pipe, realize the test leakage and suppress the experiment.
The utility model discloses a drive unit is as the power supply, and drive unit passes through driving medium and transmission shaft drive piston rod and removes, realizes the pumping work of water, compares in the artifical mode that adopts manual pressure testing pump, low in labor strength, and pumping water is fast, efficient.
Drawings
Fig. 1 is a schematic structural view of a pressing device according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1;
FIG. 3 shows a pump delivery according to an embodiment of the present invention installation schematic diagram of the mechanism and the driving mechanism;
fig. 4 is an internal cross-sectional view of a pumping mechanism in an embodiment of the present invention.
Description of reference numerals:
1. a pressing device; 2. a member to be tested;
10. a mounting seat;
20. a pumping mechanism; 21. a cylinder barrel; 211. a barrel; 212. blocking the cover; 213. a guide sleeve; 214. a water inlet and outlet; 215. installing a shaft; 22. a piston rod; 221. a first end; 222. a second end; 223. a drive shaft;
30. a drive mechanism; 31. a motor; 32. a speed reducer; 321. an output shaft; 33. a turntable;
40. a water inlet and outlet pipe group; 41. a first connecting pipe; 42. a second connecting pipe; 43. a three-way joint; 44. a non-return valve;
50. a water outlet assembly; 51. a water outlet pipe; 511. an exhaust port; 512. a water outlet; 52. a blocking piece; 53. a pressure gauge; 54. a seal ring;
60. a water tank.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
It will be understood that when an element is referred to as being "secured to," "secured to," or "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When an element is referred to as being "disposed on," "disposed on" another element, it can be directly on the other element or intervening elements may also be present. "plurality" means two or more. "at least one" means one or more quantities. "a number" means one or more than one.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs.
Referring to fig. 1 to 4, a pressing device 1 according to an embodiment of the present invention will be described.
Referring to fig. 1 to 4, an embodiment of the present invention provides a pressing device 1, which includes a mounting base 10, a pumping mechanism 20, a driving mechanism 30, and a water inlet/outlet pipe set 40. The pumping mechanism 20 comprises a cylinder 21 and a piston rod 22, the cylinder 21 is provided with a mounting shaft 215 perpendicular to the self axial direction, the mounting shaft 215 is hinged with the mounting seat 10, the cylinder 21 is provided with a sliding cavity along the self axial direction, the piston rod 22 is provided with a first end 221 and a second end 222, the first end 221 is in sliding sealing fit with the sliding cavity and forms an accommodating space with the sliding cavity, the second end 222 extends out of the sliding cavity and is connected with a transmission shaft 223, and the transmission shaft 223 is parallel to the mounting shaft 215; the driving mechanism 30 comprises a driving unit and a transmission member, the driving unit is provided with an output shaft 321 which is parallel to the transmission shaft 223 and is arranged in a staggered manner, one end of the transmission member is fixedly connected with the output shaft 321, and the other end of the transmission member is hinged with the transmission shaft 223; the water inlet and outlet pipe group 40 includes a first connection pipe 41 communicating the water tank 60 and the accommodating space, and a second connection pipe 42 communicating the accommodating space and the member to be measured 2, and the first connection pipe 41 is provided with a check valve 44.
Compared with the prior art, the embodiment of the utility model provides a suppress device 1's beneficial effect is:
the embodiment of the utility model provides a suppress device 1 includes mount pad 10, pumping mechanism 20, actuating mechanism 30 and business turn over water nest of tubes 40, first connecting pipe 41 communicates water tank 60 and accommodation space, and avoid water backward flow to the water tank 60 in through setting up check valve 44, during the use, communicate second connecting pipe 42 with the sealed chamber of the component 2 that awaits measuring, actuating mechanism 30's output shaft 321 rotates, it is rotatory to drive transmission shaft 223 circumference through the driving medium, make piston rod 22 at the intracavity motion that slides, take water out from water tank 60 through first connecting pipe 41, the component 2 that awaits measuring is carried to rethread second connecting pipe 42, realize the leakage test that suppresses.
The embodiment of the utility model provides a pass through drive unit as the power supply, drive unit passes through driving medium and transmission shaft 223 driving piston rod 22 and removes, realizes the pumping work of water, compares in the artifical mode that adopts manual pressure testing to pump, low in labor strength, and pumping water is fast, efficient.
In the embodiment of the present invention, the pumping mechanism 20 comprises a cylinder 21 and a piston rod 22, the cylinder 21 is provided with a water inlet and a water outlet, wherein the water inlet is communicated with the water tank 60 via a first connecting pipe 41, the water outlet is communicated with the member 2 to be measured via a second connecting pipe 42, a first end 221 of the piston rod 22 is in sliding sealing fit with the sliding cavity, when the piston rod 22 moves in a direction away from the cylinder 21, the containing space is increased, negative pressure is generated to suck water from the water tank 60 and the water inlet, when the piston rod 22 moves towards the direction close to the cylinder 21, the containing space is reduced, the water is pumped into the sealing cavity of the component 2 to be detected from the water outlet and the second connecting pipe 42, certain pressure is provided in the sealing cavity, and pressure maintaining is carried out for a period of time to observe whether leakage occurs.
It should be noted that the accommodating space needs to be communicated with the first connecting pipe 41 and the second connecting pipe 42 through a water inlet and a water outlet, which may be independently arranged or combined into a hole.
In order to prevent some of the water from flowing back into the water tank 60 from the first connection pipe 41 when the water is supplied to the second connection pipe 42, a check valve 44 is provided to the first connection pipe 41, and the check valve 44 has a one-way communication function to prevent the liquid from flowing back.
It should be noted that, when the volume of the sealed cavity inside the member to be measured 2 is small and the sealed cavity can be filled with water by a single stroke of the piston rod 22, the second connection pipe 42 does not need to be provided with the check valve 44. When the piston rod 22 needs to move back and forth for many times to fill the sealed cavity with water, a check valve 44 may also be disposed on the second connection pipe 42 to prevent water from flowing back into the cylinder 21 from the sealed cavity and the second connection pipe 42 during pumping.
The embodiment of the present invention provides that the piston rod 22 has a first end 221 and a second end 222, and the first end 221 is matched with the sliding cavity in a sliding sealing manner, for pumping water. The second end 222 is fixedly connected to the first end 221, and the second end 222 extends out of the sliding cavity and is hinged to the transmission member through a transmission shaft 223. The cylinder 21 is rotated on the mounting seat 10 by the mounting shaft 215 with a small amplitude when the piston rod 22 slides axially along the sliding cavity.
The embodiment of the utility model provides an in driving medium one end and output shaft 321 fixed connection, the other end is articulated with transmission shaft 223, does not do the restriction to the shape of driving medium, can be shaft-like, disc etc. this embodiment does not do the restriction to this.
Referring to fig. 4, in some possible embodiments, the cylinder 21 includes a cylinder 211, a cap 212, and a guide sleeve 213. The cylinder body 211 is hollow to form a sliding cavity; the plug 212 is arranged at one end of the cylinder body 211; the guide sleeve 213 is disposed at the other end of the cylinder 211, and the guide sleeve 213 has a guide hole slidably engaged with the second end 222.
In this embodiment, the cylinder 21 includes a cylinder 211, a cap 212 and a guide sleeve 213, the cylinder 211 is cylindrical, and the inside of the cylinder is hollow to form a sliding cavity, the cap 212 is capped at one end of the cylinder 211, and one of the cap 212 and the cylinder 211 is provided with a water inlet and a water outlet. The plug 212 may be fixed by gluing, welding, screwing, etc.
Through setting up uide bushing 213, guiding hole and piston rod 22 sliding fit can be to its direction when piston rod 22 slides, avoid piston rod 22 to receive the trouble such as deformation that the moment is too big.
Referring to fig. 4, in some possible embodiments, the cylinder 211 is opened with a water inlet and outlet 214 communicated with the sliding chamber, and the first connection pipe 41 and the second connection pipe 42 are respectively connected to the water inlet and outlet 214.
In this embodiment, the water inlet and outlet 214 is formed in the cylinder body 211, the cylinder body 211 can directly use the cylinder body of the hydraulic cylinder as a raw material, and the cylinder body of the hydraulic cylinder is drilled and manufactured, so that the manufacturing is simple and convenient.
Referring to fig. 1 and 3, in some possible embodiments, the water inlet and outlet pipe set 40 further includes a tee joint 43, one end of the three-way joint 43 is communicated with the accommodating space, and the other two ends of the three-way joint 43 are respectively communicated with the first connecting pipe 41 and the second connecting pipe 42.
In this embodiment, the three-way joint 43 is used to connect the first connection pipe 41 and the second connection pipe 42 at the same time, so that the water inlet and outlet pipe 51 is simplified and the pipe arrangement is more convenient.
Referring to fig. 1 and 3, in some possible embodiments, the drive unit includes a motor 31 and a reducer 32, an input end of the reducer 32 being connected to the motor 31, and an output end of the reducer 32 forming an output shaft 321.
In the present embodiment, by providing the speed reducer 32, the output torque of the output shaft 321 can be adjusted, thereby adjusting the pressure of water during the test. Alternatively, the water pressure during the test can also be changed by replacing the cylinder 21 with a different receiving chamber inner diameter.
Referring to fig. 1 and 3, in some possible embodiments, the transmission member is a rotating disc 33, the center of the rotating disc 33 is fixedly connected to the output shaft 321, and the eccentric position of the rotating disc 33 is hinged to the transmission shaft 223.
The transmission part is the disk in this embodiment, compares with shaft-like structure, can bear and transmit great moment of torsion, is difficult for taking place to warp, and the result of use is better.
Referring to fig. 1 and fig. 2, in some possible embodiments, the pressing device 1 further includes a water outlet assembly 50 disposed at the other end of the second connecting pipe 42, the water outlet assembly 50 includes a water outlet pipe 51, one end of the water outlet pipe 51 is communicated with the second connecting pipe 42, and the other end is communicated with the member to be tested 2.
In this embodiment, the water outlet end of the second connecting pipe 42 is connected to a water outlet assembly 50, the water outlet assembly 50 includes a water outlet pipe 51, and the water outlet pipe 51 is used for being connected to the sealed cavity of the component 2 to be tested, so as to prevent water leakage. The water outlet pipe 51 may be connected to the member to be measured 2 through a flange sealing surface, a threaded connection, an insertion connection, and the like, which is not limited in this embodiment.
Referring to fig. 1 and 2, in some possible embodiments, the water outlet assembly 50 further includes a pressure gauge 53 disposed on the water outlet pipe 51, and the internal pressure of the pressure test can be intuitively obtained by disposing the pressure gauge 53.
It should be noted that, in order to ensure that the member to be measured 2 works reliably, when the pressing test is performed, the pressure value during pressing is usually 1.2-1.5 times of the pressure value during normal operation of the member to be measured 2.
Referring to fig. 1 and 2, in some possible embodiments, the water outlet pipe 51 is provided with an air outlet 511 and a water outlet 512, and the water outlet assembly 50 further includes a blocking member 52 respectively disposed at the air outlet 511 and the water outlet 512.
In this embodiment, the air outlet 511 is disposed upward, the water outlet 512 is disposed downward, when water is supplied into the water outlet pipe 51, air inside is discharged from the air outlet 511, and after the air is discharged, the air outlet 511 is closed by the closing member 52. After the test is finished, the plugging piece 52 of the water outlet 512 is opened, and the water in the component 2 to be tested and the water outlet pipe 51 is discharged.
Referring to fig. 1 and 2, in some possible embodiments, a sealing ring 54 is detachably sleeved outside the water outlet pipe 51, and a sealing ring is arranged on the periphery of the sealing ring 54 and is used for sealing and matching with the inner cavity of the component 2 to be measured.
In this embodiment, a sealing ring 54 is sleeved outside the water outlet pipe 51, the outer diameter of the sealing ring 54 is matched with the size of the sealing cavity of the member to be measured 2, and the joint surface of the sealing ring 54 and the sealing ring is sealed by the sealing ring.
The sealing ring 54 can be detachably arranged on the water outlet pipe 51 in a screw connection mode, a pin connection mode and the like, and the sealing ring 54 with different types can meet the pressing test of components to be tested with different specifications and types.
In order to avoid the movement of the member to be tested 2 caused by excessive water pressure, the member to be tested 2 and the water outlet pipe 51 can be fixed by clamps such as clamping jaws and vices during the pressing test.
It is to be understood that, the parts in the above embodiments may be freely combined or deleted to form different combination embodiments, and specific contents of each combination embodiment are not described herein again, and after this description, it can be considered that the present invention has described each combination embodiment, and can support different combination embodiments.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (10)
1. Suppress device, its characterized in that includes:
a mounting base;
the pumping mechanism comprises a cylinder barrel and a piston rod, the cylinder barrel is provided with an installation shaft perpendicular to the axial direction of the cylinder barrel, the installation shaft is hinged with the installation seat, the cylinder barrel is provided with a sliding cavity along the axial direction of the cylinder barrel, the piston rod is provided with a first end and a second end, the first end is in sliding sealing fit with the sliding cavity and forms an accommodating space with the sliding cavity, the second end extends out of the sliding cavity and is connected with a transmission shaft, and the transmission shaft is parallel to the installation shaft;
the driving mechanism comprises a driving unit and a transmission part, the driving unit is provided with an output shaft which is parallel to the transmission shaft and is arranged in a staggered manner, one end of the transmission part is fixedly connected with the output shaft, and the other end of the transmission part is hinged with the transmission shaft; and
and the water inlet and outlet pipe group comprises a first connecting pipe and a second connecting pipe, wherein the first connecting pipe is communicated with the water tank and the accommodating space, the second connecting pipe is communicated with the accommodating space and the component to be detected, and the first connecting pipe is provided with a check valve.
2. The pressing device according to claim 1, wherein the cylinder includes:
the cylinder body is hollow inside to form the sliding cavity;
the plug cover is arranged at one end of the cylinder body; and
the guide sleeve is arranged at the other end of the cylinder body and provided with a guide hole in sliding fit with the second end.
3. The pressing device according to claim 2, wherein the cylinder is opened with a water inlet and a water outlet communicating with the sliding chamber, and the first connecting pipe and the second connecting pipe are connected to the water inlet and the water outlet, respectively.
4. The pressing device according to any one of claims 1 to 3, wherein the water inlet and outlet pipe group further comprises a three-way joint, one end of the three-way joint is communicated with the accommodating space, and the other two ends of the three-way joint are respectively communicated with the first connecting pipe and the second connecting pipe.
5. The hold-down device according to claim 1, characterized in that the drive unit comprises a motor and a reduction gear, an input of the reduction gear being connected to the motor and an output of the reduction gear forming the output shaft.
6. The pressing device according to claim 1, wherein the transmission member is a rotary table, the center of the rotary table is fixedly connected with the output shaft, and the eccentric position of the rotary table is hinged with the transmission shaft.
7. The pressuring device according to claim 1, further comprising a water outlet member provided at the other end of the second connection pipe, the water outlet assembly comprises a water outlet pipe, one end of the water outlet pipe is communicated with the second connecting pipe, and the other end of the water outlet pipe is communicated with the component to be tested.
8. The pressing device as claimed in claim 7, wherein the water outlet assembly further comprises a pressure gauge disposed on the water outlet pipe.
9. The pressurizing device according to claim 7, wherein the water outlet pipe is provided with an air outlet and a water outlet, and the water outlet assembly further comprises a blocking piece respectively arranged on the air outlet and the water outlet.
10. The pressurizing device according to claim 7, wherein a sealing ring is detachably sleeved outside the water outlet pipe, and a sealing ring is arranged on the periphery of the sealing ring and used for being in sealing fit with an inner cavity of the component to be measured.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222621019.0U CN218211778U (en) | 2022-09-30 | 2022-09-30 | Pressing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222621019.0U CN218211778U (en) | 2022-09-30 | 2022-09-30 | Pressing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218211778U true CN218211778U (en) | 2023-01-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222621019.0U Active CN218211778U (en) | 2022-09-30 | 2022-09-30 | Pressing device |
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| Country | Link |
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| CN (1) | CN218211778U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116773092A (en) * | 2023-05-17 | 2023-09-19 | 华能国际电力股份有限公司上海石洞口第二电厂 | Leakage capturing device of tubular hydrogen cooler |
-
2022
- 2022-09-30 CN CN202222621019.0U patent/CN218211778U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116773092A (en) * | 2023-05-17 | 2023-09-19 | 华能国际电力股份有限公司上海石洞口第二电厂 | Leakage capturing device of tubular hydrogen cooler |
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