CN210664908U - Hydraulic cylinder piston detection device - Google Patents
Hydraulic cylinder piston detection device Download PDFInfo
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- CN210664908U CN210664908U CN201922148662.4U CN201922148662U CN210664908U CN 210664908 U CN210664908 U CN 210664908U CN 201922148662 U CN201922148662 U CN 201922148662U CN 210664908 U CN210664908 U CN 210664908U
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Abstract
The utility model discloses a hydraulic cylinder piston detection device, including pillar, base and roof, open the roof bottom surface has a recess, and installs the cylinder in the recess, install the second piston rod in the cylinder, the mounting panel is connected to second piston rod one end, the mounting panel embeds there is first piston rod, the base upper surface has the gas tightness to detect the extension board through the support mounting, the gas tightness detects the extension board upper surface and has pneumatic cylinder size board through bolted connection. The utility model discloses in, through the first cavity intercommunication inlet tube of gas tightness detection extension board, advance the water piping connection water pump, the water tank is connected to the water pump, and first cavity, second cavity and third cavity top surface pass through delivery port intercommunication stairstepping recess again, and when the piston removed in one of them recess of stairstepping recess, whether can follow and observe whether there is water in the stairstepping recess to ooze, judges the piston gas tightness, simple structure, the observation of being convenient for, low in manufacturing cost.
Description
Technical Field
The utility model relates to a hydraulic cylinder piston detects technical field, especially relates to a hydraulic cylinder piston detection device.
Background
The hydraulic cylinder is a hydraulic actuating element which converts hydraulic energy into mechanical energy and does linear reciprocating motion (or swinging motion), has simple structure and reliable work, can omit a speed reducer when realizing reciprocating motion, has no transmission clearance and moves stably, thereby being widely applied to various mechanical hydraulic systems, and the output force of the hydraulic cylinder is in direct proportion to the effective area of a piston and the pressure difference between the two sides of the piston.
The piston rod plays an important role in the hydraulic oil cylinder, good air tightness is kept between the piston and the inner wall of the hydraulic oil cylinder, the existing piston detection device has partial problems, firstly, the existing piston detection device is very complex in structure in the aspect of detecting air tightness, and some precise instruments are often needed in the aspect of detecting air tightness. The pneumatic cylinder is installed into the pneumatic cylinder again every time to the piston rod that uses with the cooperation of unidimensional pneumatic cylinder, detects again, and work is comparatively loaded down with trivial details, waste time.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in order to solve the problems of the piston detection device, a hydraulic oil cylinder piston detection device is provided.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a hydraulic cylinder piston detection device, includes pillar, base and roof, open the roof bottom surface has a recess, and installs the cylinder in the recess, install the second piston rod in the cylinder, second piston rod one end is connected the mounting panel, the mounting panel embeds there is first piston rod, there is the gas tightness to detect the extension board base upper surface through the support mounting, the gas tightness detects the extension board upper surface and has pneumatic cylinder size board through bolted connection, surface mounting has water pump and water tank on the base, the water pump right side leads to pipe intercommunication water tank, the water pump left side is through inlet tube intercommunication gas tightness detection extension board, the gas tightness detects extension board bottom surface intercommunication and has the outlet pipe, go out the water piping connection water tank.
As a further description of the above technical solution:
mounting panel upper surface and lower surface all are equipped with cylindrical boss, and have seted up the through-hole in the cylindrical boss, up pass the through-hole from down, the fixed plate is installed to first piston rod piston end not installed.
As a further description of the above technical solution:
the water inlet pipe is provided with a first valve, and the water outlet pipe is provided with a second valve.
As a further description of the above technical solution:
stepped grooves are formed in the hydraulic cylinder size plates.
As a further description of the above technical solution:
a first cavity, a second cavity and a third cavity are formed in the air tightness detection supporting plate, an inclined channel is communicated between the first cavity and the second cavity, and an inclined channel is communicated between the second cavity and the third cavity.
As a further description of the above technical solution:
the bottom surface of the first cavity is communicated with a water inlet pipe, the bottom surface of the third cavity is communicated with a water outlet pipe, and the top surfaces of the first cavity, the second cavity and the third cavity are communicated with a hydraulic cylinder size plate through a water outlet.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. the utility model discloses in, first cavity intercommunication inlet tube through the gas tightness detection extension board, advance the water piping connection water pump, the water tank is connected to the water pump, the third cavity intercommunication outlet pipe of gas tightness detection extension board, go out the water piping connection water tank, through the slope passageway intercommunication between each cavity, first cavity again, delivery port intercommunication stairstepping recess is passed through to second cavity and third cavity top surface, when the piston removes in one of them recess of stairstepping recess, can follow and observe whether there is water to ooze in the stairstepping recess, judge the piston gas tightness, moreover, the steam generator is simple in structure, and the observation is convenient for, and the manufacturing cost is low.
2. The utility model discloses in, through the stairstepping recess that sets up in the pneumatic cylinder size board, the gas tightness detects and corresponds in the extension board and has seted up the stairstepping recess, and the stairstepping recess can cooperate not unidimensional piston, can detect the piston gas tightness many times under the condition that only changes the piston rod not changing the pneumatic cylinder, and simple structure just disposes more pneumatic cylinder size boards, and the stairstepping recess size of its inside seting up is also different according to actual.
Drawings
Fig. 1 is a front view of a hydraulic cylinder piston detection device provided by the present invention;
fig. 2 is a cross-sectional view of a piston rod mounting portion of a hydraulic cylinder piston detection device provided by the present invention;
fig. 3 is a cross-sectional view of the air tightness detection part of the hydraulic cylinder piston detection device provided by the utility model;
fig. 4 is an enlarged view of a position a of the hydraulic cylinder piston detection device provided by the present invention.
Illustration of the drawings:
1. a pillar; 2. a hydraulic cylinder dimension plate; 3. an air tightness detection support plate; 4. a support; 5. a base; 6. a water inlet pipe; 7. a water pump; 8. a water tank; 9. a water outlet pipe; 10. a first piston rod; 11. mounting a plate; 12. a fixing plate; 13. a top plate; 14. a second piston rod; 15. a cylinder; 16. a bolt; 17. a stepped recess; 18. a water outlet; 19. a first cavity; 20. a channel; 21. a second cavity; 22. a third cavity; 23. a first valve; 24. a second valve.
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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides a technical solution: a hydraulic cylinder piston detection device comprises a support column 1, a base 5 and a top plate 13, wherein a groove is formed in the bottom surface of the top plate 13, a cylinder 15 is installed in the groove, a second piston rod 14 is installed in the cylinder 15, one end of the second piston rod 14 is connected with an installation plate 11, the second piston rod 14 drives the installation plate 11 to move up and down, a first piston rod 10 is installed in the installation plate 11, cylindrical bosses are arranged on the upper surface and the lower surface of the installation plate 11 respectively, through holes are formed in the cylindrical bosses, the first piston rod 10 penetrates through the through holes from bottom to top, the first piston rod 10 moves along with the installation plate 11, a fixing plate 12 is installed at the piston end of the first piston rod 10 where the piston is not installed, a fixing groove is formed in the fixing plate 12, the fixing groove is in interference fit with the first piston rod 10, the upper surface of the air tightness detection support plate 3 is connected with a hydraulic cylinder size plate 2 through a bolt 16, the upper surface of the base 5 is provided with a water pump 7 and a water tank 8, the right side of the water pump 7 is communicated with the water tank 8 through a water pipe, the water pump 7 is started to pump water in the water tank 8, the left side of the water pump 7 is communicated with the air tightness detection support plate 3 through a water inlet pipe 6, the water pumped by the water pump 7 from the water tank 8 enters the air tightness detection support plate 3 through the water inlet pipe 6, the air tightness of a piston is detected through an internal structure, the bottom surface of the air tightness detection support plate 3 is communicated with a water outlet pipe 9, the water outlet pipe 9 is connected with the water tank 8, water used for detecting the air tightness can flow back to the water tank 8 through the water outlet pipe 9, the.
Specifically, as shown in fig. 3, a stepped groove 17 is formed in the hydraulic cylinder dimension plate 2, and different grooves are formed to match different pistons to detect air tightness.
Specifically, as shown in fig. 3, the bottom surface of the first cavity 19 is communicated with the water inlet pipe 6, water enters the first cavity 19, the air tightness detection support plate 3 is internally provided with a first cavity 19, a second cavity 21 and a third cavity 22, an inclined channel 20 is communicated between the first cavity 19 and the second cavity 21, an inclined channel 20 is communicated between the second cavity 21 and the third cavity 22, water enters the second cavity 21 and the third cavity 22 from the first cavity 19 through the inclined channel 20, the bottom surface of the third cavity 22 is communicated with the water outlet pipe 9, water can flow back to the water tank 8, the first cavity 19, the top surfaces of the second cavity 21 and the third cavity 22 are communicated with the hydraulic cylinder size plate 2 through the water outlet 18, water flowing into each cavity enters the stepped groove 17 through the water outlet 18, whether water seeps in the stepped groove 17 or not is observed from top to bottom to judge the air tightness of the piston, and the piston air-tightness test device is simple in structure and convenient to observe.
The working principle is as follows: when the air tightness detection support plate is used, the first valve 23 on the water inlet pipe 6 is opened, the water pump 7 is started, the water pump 7 extracts water in the water tank 8 and enters the first cavity 19 in the air tightness detection support plate 3, the water in the first cavity 19 flows into the second cavity 21 and the third cavity 22 through the inclined channel 20, the top surfaces of the first cavity 19, the second cavity 21 and the third cavity 22 are communicated with the stepped groove 17 of the hydraulic cylinder size plate 2 through the water outlet 18, the water can enter the stepped groove 17 through the water outlet 18, the second piston rod 14 moves downwards under the action of the air cylinder 15 and further pushes the mounting plate 11 to move downwards, the first piston rod 10 is placed in the mounting plate 11, therefore, the first piston rod 10 moves downwards along with the mounting plate 11, the fixing plate 12 is installed at the upper end of the first piston rod 10, the fixing grooves formed by the first piston rod 10 and the fixing plate 12 are in interference fit, and the first, the first piston rod 10 moves downwards into the stepped groove 17 to observe whether water seeps out from the stepped groove 17, if so, the air tightness of the piston is unqualified, if not, the air tightness of the piston is qualified, the detection method is simple, the observation is convenient, the time is saved, the detection device is simple in structure, the cost is saved, after the detection is finished, the first valve 23 is closed, the second valve 24 is opened, and the water flows out of the water outlet pipe 9 and flows into the water tank 8, so that a simple water circulation system is realized.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The hydraulic cylinder piston detection device comprises a strut (1), a base (5) and a top plate (13), and is characterized in that a groove is formed in the bottom surface of the top plate (13), an air cylinder (15) is installed in the groove, a second piston rod (14) is installed in the air cylinder (15), one end of the second piston rod (14) is connected with a mounting plate (11), a first piston rod (10) is installed in the mounting plate (11), an air tightness detection supporting plate (3) is installed on the upper surface of the base (5) through a support (4), a hydraulic cylinder size plate (2) is connected to the upper surface of the air tightness detection supporting plate (3) through a bolt (16), a water pump (7) and a water tank (8) are installed on the upper surface of the base (5), the right side of the water pump (7) is communicated with the water tank (8) through a water pipe, the left side of the water pump (7), the bottom surface of the air tightness detection support plate (3) is communicated with a water outlet pipe (9), and the water outlet pipe (9) is connected with a water tank (8).
2. The hydraulic cylinder piston detection device according to claim 1, wherein the mounting plate (11) is provided with cylindrical bosses on the upper surface and the lower surface, through holes are formed in the cylindrical bosses, the first piston rod (10) penetrates through the through holes from bottom to top, and the end of the first piston rod (10) where no piston is mounted is provided with a fixing plate (12).
3. A hydraulic cylinder piston sensing device according to claim 1, characterised in that the inlet pipe (6) is fitted with a first valve (23) and the outlet pipe (9) is fitted with a second valve (24).
4. A hydraulic cylinder piston detection device according to claim 1, characterized in that a stepped recess (17) is provided in the cylinder dimension plate (2).
5. The hydraulic cylinder piston detection device according to claim 1, wherein a first cavity (19), a second cavity (21) and a third cavity (22) are formed in the air tightness detection support plate (3), an inclined channel (20) is communicated between the first cavity (19) and the second cavity (21), and an inclined channel (20) is communicated between the second cavity (21) and the third cavity (22).
6. The hydraulic cylinder piston detection device according to claim 5, wherein the bottom surface of the first cavity (19) is communicated with the water inlet pipe (6), the bottom surface of the third cavity (22) is communicated with the water outlet pipe (9), and the top surfaces of the first cavity (19), the second cavity (21) and the third cavity (22) are communicated with the hydraulic cylinder size plate (2) through the water outlet (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148662.4U CN210664908U (en) | 2019-12-04 | 2019-12-04 | Hydraulic cylinder piston detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922148662.4U CN210664908U (en) | 2019-12-04 | 2019-12-04 | Hydraulic cylinder piston detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210664908U true CN210664908U (en) | 2020-06-02 |
Family
ID=70812879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922148662.4U Active CN210664908U (en) | 2019-12-04 | 2019-12-04 | Hydraulic cylinder piston detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210664908U (en) |
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2019
- 2019-12-04 CN CN201922148662.4U patent/CN210664908U/en active Active
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