CN209856024U - High-pressure vane pump with mechanical pressure display device - Google Patents
High-pressure vane pump with mechanical pressure display device Download PDFInfo
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- CN209856024U CN209856024U CN201920763570.4U CN201920763570U CN209856024U CN 209856024 U CN209856024 U CN 209856024U CN 201920763570 U CN201920763570 U CN 201920763570U CN 209856024 U CN209856024 U CN 209856024U
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Abstract
The utility model belongs to the technical field of high-pressure vane pump technique and specifically relates to a high-pressure vane pump with mechanical type pressure display device, including the vane pump main part, vane pump main part and inlet tube and play water piping connection, the outlet pipe passes through the one end intercommunication of coupling mechanism and piston cylinder, slidable mounting has the piston that matches with it in the piston cylinder, be connected with the slide bar on the piston, the outside cover of slide bar is equipped with the spring, the other end that the slide bar passed piston cylinder extends to piston cylinder outside and rotates and be connected with the telescopic link, the middle part of telescopic link is rotated and is installed on the display panel, the display panel passes through branch and piston cylinder fixed connection, the edge of display panel is the annular and is provided with the pressure scale. The utility model discloses a mechanical type pressure display device can the visual display water pressure to reduction in production cost.
Description
Technical Field
The utility model relates to a high-pressure vane pump technical field especially relates to a high-pressure vane pump with mechanical type pressure display device.
Background
The vane pump is a pump in which vanes in a rotor groove are in contact with a pump casing (stator ring) to press sucked liquid from an oil inlet side to an oil discharge side. High-pressure vane pump is at the actual work in-process, and its inside pressure is not good to be detected, and too intelligent detection device will influence holistic life and manufacturing cost certainly, sets up the mechanical type detection mechanism who is used for detecting on the working chamber watchcase of pump, and is simple and possess the meaning of in-service use.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming of inconvenient detection internal pressure that exists among the prior art, and the high-pressure vane pump with mechanical type pressure display device who proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the design one kind has a high-pressure vane pump of the mechanical pressure display device, including the vane pump body, the vane pump body and inlet tube and outlet pipe connection, the outlet pipe passes through the one end intercommunication of coupling mechanism and piston cylinder, sliding mounting has the piston that matches with its cross-sectional shape in the piston cylinder, be connected with the slide bar on the piston, the outside cover of slide bar is equipped with the spring, the other end that the slide bar passes the piston cylinder extends to the piston cylinder outside and rotates and be connected with the telescopic link, the middle part of the telescopic link rotates and installs on the display panel, the display panel passes through branch and piston cylinder fixed connection, the edge of the display panel is the annular and is provided with the pressure scale.
Preferably, the connecting mechanism comprises a connecting pipe, the connecting pipe is communicated with the inside of the water outlet pipe, a threaded pipe is connected to the outside of the connecting pipe in a threaded manner, the threaded pipe is communicated with the end part of the piston cylinder, and a second sealing ring is arranged on the inner wall of the end part of the threaded pipe.
Preferably, the piston is disc-shaped, an annular groove is formed in the outer edge of the piston, a first sealing ring is embedded into the annular groove, and the first sealing ring is in contact with the inner wall of the piston cylinder.
Preferably, the slide bar is a rectangular bar, a slide groove matched with the cross section of the slide bar in shape is arranged on the end face of the piston cylinder, and the slide bar is slidably mounted in the slide groove.
Preferably, the telescopic rod comprises a sleeve and a connecting rod, the end part of the connecting rod is rotatably connected with the end part of the sliding rod through a connecting shaft, the connecting rod is inserted into the sleeve, the middle part of the sleeve is rotatably connected with the display panel through a rotating shaft, the end part of the sleeve is connected with a pointer, and the pointer is arranged close to the pressure scale.
Preferably, a mirror handle is installed on the sleeve through a connecting screw, the end of the mirror handle is connected with a magnifier, and the magnifier is arranged close to the pointer.
The utility model provides a high-pressure vane pump with mechanical type pressure display device, beneficial effect lies in:
1. the utility model realizes the display of the water pressure through a pure mechanical structure, can visually display the large pressure, and reduces the cost of the vane pump;
2. the piston cylinder is arranged, one end of the piston cylinder is connected with the water outlet pipe, the piston is arranged in the piston cylinder in a sliding mode, the piston is connected with the end portion of the piston cylinder through a spring, water pressure is transmitted to the piston and pushes the piston to move, the piston pushes the sliding rod to move again, the sliding rod enables the telescopic rod to rotate, and pressure scales on the matched display board can visually display pressure.
Drawings
Fig. 1 is an isometric view of a high pressure vane pump with a mechanical pressure display device according to the present invention;
fig. 2 is a schematic front structural view of a pressure display device of a high pressure vane pump with a mechanical pressure display device according to the present invention;
fig. 3 is a schematic back structural view of a pressure display device of a high pressure vane pump with a mechanical pressure display device according to the present invention.
In the figure: the vane pump comprises a vane pump body 1, a pressure display device 2, a connecting pipe 3, a water inlet pipe 4, a water outlet pipe 5, a display board 6, a pointer 7, a magnifier 8, a connecting screw 9, a pressure scale 10, a first sealing ring 11, a piston 12, a threaded pipe 13, a second sealing ring 14, a piston cylinder 15, a spring 16, a chute 17, a slide bar 18, a connecting shaft 19, a connecting rod 20, a sleeve 21, a mirror handle 22, a support rod 23 and a rotating shaft 24.
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.
Referring to fig. 1-3, a high pressure vane pump with mechanical pressure display device, including vane pump main part 1, vane pump main part 1 is connected with inlet tube 4 and outlet pipe 5, outlet pipe 5 passes through coupling mechanism and piston cylinder 15's one end intercommunication, coupling mechanism includes connecting pipe 3, connecting pipe 3 and the inside intercommunication of outlet pipe 5, the outside threaded connection of connecting pipe 3 has screwed pipe 13, screwed pipe 13 and the tip intercommunication of piston cylinder 15, the tip inner wall of screwed pipe 13 is equipped with second sealing washer 14. Threaded connection is adopted between screwed pipe 13 and connecting pipe 3, can conveniently carry out the dismouting to pressure display device.
A piston 12 matched with the cross section shape of the piston is arranged in the piston cylinder 15 in a sliding mode, the piston 12 is disc-shaped, an annular groove is formed in the outer edge of the piston 12, a first sealing ring 11 is embedded in the annular groove, and the first sealing ring 11 is in contact with the inner wall of the piston cylinder 15. The first seal ring 11 is used to improve the sealing performance of the piston 12.
The piston 12 is connected with a sliding rod 18, a spring 16 is sleeved outside the sliding rod 18, the sliding rod 18 penetrates through the other end of the piston cylinder 15, extends to the outside of the piston cylinder 15 and is rotatably connected with a telescopic rod, the middle of the telescopic rod is rotatably installed on the display panel 6, the display panel 6 is fixedly connected with the piston cylinder 15 through a support rod 23, and the edge of the display panel 6 is annularly provided with pressure scales 10. Water pressure is transmitted to the piston 12 and pushes the piston 12 to move, under the action of the spring 16, the moving distance of the piston 12 is in direct proportion to the water pressure, the piston 12 pushes the sliding rod 18 to move, the sliding rod 18 enables the telescopic rod to rotate, and the pressure scale 10 on the display panel 6 is matched to visually display the pressure.
The telescopic rod comprises a sleeve 21 and a connecting rod 20, the end part of the connecting rod 20 is rotatably connected with the end part of the sliding rod 18 through a connecting shaft 19, the connecting rod 20 is inserted in the sleeve 21, the middle part of the sleeve 21 is rotatably connected with the display panel 6 through a rotating shaft 24, the end part of the sleeve 21 is connected with a pointer 7, and the pointer 7 is arranged close to the pressure scale 10. The slide bar 18 pushes the connecting rod 20 to rotate, the connecting rod 20 drives the sleeve 21 to rotate, meanwhile, the connecting rod 20 can slide along the inner wall of the sleeve 21, the pointer 7 can point to the pressure scale 10 due to rotation of the sleeve 21, and the current water pressure can be conveniently read out through measuring the depicted pressure scale 10 in advance.
The sliding rod 18 is a rectangular rod, the end face of the piston cylinder 15 is provided with a sliding groove 17 matched with the cross section of the sliding rod 18, and the sliding rod 18 is slidably mounted in the sliding groove 17. The sleeve 21 is provided with a mirror handle 22 through a connecting screw 9, the end part of the mirror handle 22 is connected with a magnifying glass 8, and the magnifying glass 8 is arranged close to the pointer 7. Can more conveniently carry out the reading to water pressure through magnifying glass 8, and magnifying glass 8 can be along with sleeve pipe 21 is rotatory, aims at pointer 7 all the time.
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. A high-pressure vane pump with a mechanical pressure display device comprises a vane pump main body (1), the vane pump main body (1) is connected with a water inlet pipe (4) and a water outlet pipe (5), it is characterized in that the water outlet pipe (5) is communicated with one end of the piston cylinder (15) through a connecting mechanism, a piston (12) matched with the cross section shape of the piston cylinder (15) is arranged in the piston cylinder in a sliding way, a sliding rod (18) is connected on the piston (12), a spring (16) is sleeved outside the sliding rod (18), the sliding rod (18) penetrates through the other end of the piston cylinder (15) to extend to the outside of the piston cylinder (15) and is rotatably connected with a telescopic rod, the middle part of the telescopic rod is rotatably arranged on the display board (6), the display board (6) is fixedly connected with the piston cylinder (15) through a support rod (23), the edge of the display panel (6) is annularly provided with pressure scales (10).
2. The high-pressure vane pump with the mechanical pressure display device is characterized in that the connecting mechanism comprises a connecting pipe (3), the connecting pipe (3) is communicated with the inside of the water outlet pipe (5), a threaded pipe (13) is connected to the outside of the connecting pipe (3) in a threaded mode, the threaded pipe (13) is communicated with the end portion of the piston cylinder (15), and the inner wall of the end portion of the threaded pipe (13) is provided with a second sealing ring (14).
3. The high-pressure vane pump with mechanical pressure display device as claimed in claim 1, characterized in that the piston (12) is in a shape of a disc, an annular groove is formed on the outer edge of the piston (12), a first sealing ring (11) is embedded in the annular groove, and the first sealing ring (11) is in contact with the inner wall of the piston cylinder (15).
4. The high-pressure vane pump with mechanical pressure display device as claimed in claim 1, characterized in that the slide rod (18) is a rectangular rod, the end face of the piston cylinder (15) is provided with a slide groove (17) matching the cross-sectional shape of the slide rod (18), and the slide rod (18) is slidably mounted in the slide groove (17).
5. The high-pressure vane pump with the mechanical pressure display device is characterized in that the telescopic rod comprises a sleeve (21) and a connecting rod (20), the end part of the connecting rod (20) is rotatably connected with the end part of the sliding rod (18) through a connecting shaft (19), the connecting rod (20) is inserted in the sleeve (21), the middle part of the sleeve (21) is rotatably connected with the display panel (6) through a rotating shaft (24), the end part of the sleeve (21) is connected with a pointer (7), and the pointer (7) is arranged close to the pressure scale (10).
6. The high-pressure vane pump with the mechanical pressure display device is characterized in that a mirror handle (22) is installed on the sleeve (21) through a connecting screw (9), a magnifying lens (8) is connected to the end portion of the mirror handle (22), and the magnifying lens (8) is arranged close to the pointer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920763570.4U CN209856024U (en) | 2019-05-26 | 2019-05-26 | High-pressure vane pump with mechanical pressure display device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920763570.4U CN209856024U (en) | 2019-05-26 | 2019-05-26 | High-pressure vane pump with mechanical pressure display device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209856024U true CN209856024U (en) | 2019-12-27 |
Family
ID=68941711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920763570.4U Active CN209856024U (en) | 2019-05-26 | 2019-05-26 | High-pressure vane pump with mechanical pressure display device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209856024U (en) |
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2019
- 2019-05-26 CN CN201920763570.4U patent/CN209856024U/en active Active
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