CN211448870U - Plunger sleeve for increasing sealing performance - Google Patents
Plunger sleeve for increasing sealing performance Download PDFInfo
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- CN211448870U CN211448870U CN201922055603.2U CN201922055603U CN211448870U CN 211448870 U CN211448870 U CN 211448870U CN 201922055603 U CN201922055603 U CN 201922055603U CN 211448870 U CN211448870 U CN 211448870U
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- plunger sleeve
- plunger
- limiting
- spacing
- plunger bushing
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Abstract
The utility model discloses an increase plunger bushing of leakproofness, including the plunger bushing body, the bottom of plunger bushing body bonds and has first sealing washer, the inner wall of plunger bushing body bonds and has the second sealing washer, the surface slip of plunger bushing body has cup jointed the installation overcoat, spacing recess has been seted up to the inner wall of installation overcoat. Through turning round handheld piece, drive the control shaft at the screw through-hole internal rotation, make slip arris piece remove on the control shaft surface, and slide in spacing arris section of thick bamboo, thereby it slides in spacing logical groove to drive the connection gleitbretter, make the plunger bushing body slide in the installation overcoat, make spacing gleitbretter slide in spacing recess, thereby make the installation board strip on installation overcoat and spacing arris section of thick bamboo surface and the position of plunger bushing body adjust, reached and be convenient for carry out the effect of adjusting to the mounting structure position, the multiple different plunger pumps of adaptation of being convenient for target that uses has been realized, it is more nimble to assemble, and is more convenient.
Description
Technical Field
The utility model relates to a plunger pump accessory technical field, in particular to increase plunger bushing of leakproofness.
Background
The plunger sleeve is a sleeve outside a plunger in an engine fuel injection pump and is a part in the plunger pump, the plunger pump is an important device of a hydraulic system, the plunger pump realizes oil absorption and oil pressing by changing the volume of a sealed working cavity through the reciprocating motion of the plunger in a cylinder body, the plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like, and the plunger pump is widely applied to occasions where high pressure, large flow and flow need to be regulated, such as hydraulic machines, engineering machinery and ships.
The plunger sleeve of using in the plunger pump is difficult to adjust its mounting structure's position in the assembling process in the existing market to the plunger pump of the multiple difference of adaptation of not being convenient for uses, assembles very dumb, very inconvenient.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the plunger housing of using in the plunger pump on the existing market, be difficult to adjust its mounting structure's position to the plunger pump of the multiple difference of adaptation of being not convenient for uses, assembles very dumb, very inconvenient problem, provides an increase plunger housing of leakproofness.
In order to solve the technical problem, the utility model provides a following technical scheme: a plunger sleeve for increasing sealing performance comprises a plunger sleeve body, wherein a first sealing ring is bonded at the bottom end of the plunger sleeve body, a second sealing ring is bonded on the inner wall of the plunger sleeve body, an installation sleeve is sleeved on the surface of the plunger sleeve body in a sliding manner, a limiting groove is formed in the inner wall of the installation sleeve, a limiting slip sheet is fixedly mounted on the surface of the plunger sleeve body, a limiting through groove is formed in the inner wall and the surface of the plunger sleeve body in a penetrating manner, a limiting prismatic cylinder is fixedly mounted outside an opening of the limiting through groove in the surface of the plunger sleeve body, a connecting slip sheet is fixedly mounted on the surface of the plunger sleeve body, a sliding prismatic block is fixedly mounted at one end of the connecting slip sheet, which is far away from the plunger sleeve body, the connecting slip sheet and the sliding prismatic block slide in the limiting through groove and the limiting prismatic cylinder respectively, and, the top and the bottom of a spacing arris section of thick bamboo all fixed mounting have the bearing, a spacing arris section of thick bamboo rotates through the bearing and is connected with the control shaft, and the middle part threaded connection on control shaft surface is in the screw thread through-hole, the bottom fixed mounting of control shaft has handheld piece.
As a preferred technical scheme of the utility model, the equal fixed mounting in surface of installation overcoat and spacing arris section of thick bamboo has the installation slab, the front and the back of installation slab run through and have seted up the installation screw.
As an optimized technical scheme of the utility model, first sealing washer and second sealing washer all adopt the fluororubber material to make.
As an optimized technical scheme of the utility model, the front and the back of handheld piece all are equipped with anti-skidding burr.
As a preferred technical scheme of the utility model, spacing gleitbretter sliding connection is in spacing recess.
As a preferred technical scheme of the utility model, the quantity of second sealing washer is two.
The utility model discloses the beneficial effect who reaches is: this increase plunger bushing of leakproofness, through turning round handheld piece, drive the control shaft at the screw thread through-hole internal rotation, make slip arris piece remove on the control shaft surface, and slide in spacing arris section of thick bamboo, thereby it slides in spacing logical groove to drive the connection gleitbretter, make the plunger bushing body slide in the installation overcoat, make spacing gleitbretter slide in spacing recess, thereby make the installation board piece on installation overcoat and spacing arris section of thick bamboo surface and the position of plunger bushing body adjust, reached and be convenient for adjust the effect to the mounting structure position, the multiple different plunger pumps of adaptation of being convenient for target that uses has been realized, it is more nimble to assemble, and is more convenient.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a front sectional view of the structure of the present invention;
fig. 2 is a front view of the structure of the present invention.
In the figure: 1. a plunger sleeve body; 2. a first seal ring; 3. a second seal ring; 4. installing an outer sleeve; 5. A limiting groove; 6. a limiting sliding sheet; 7. a limiting through groove; 8. a limiting prismatic tube; 9. connecting the sliding sheet; 10. a sliding prism block; 11. a threaded through hole; 12. a bearing; 13. a control shaft; 14. a hand-held piece; 15. anti-skid wales; 16. installing a plate sheet; 17. and installing screw holes.
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.
Examples
Example 1: as shown in the figure 1-2, the utility model provides a plunger bushing for increasing the sealing performance, which comprises a plunger bushing body 1, a first sealing ring 2 is bonded at the bottom end of the plunger bushing body 1, a second sealing ring 3 is bonded at the inner wall of the plunger bushing body 1, the first sealing ring 2 and the second sealing ring 3 are both made of fluororubber, the number of the second sealing rings 3 is two, an installation sleeve 4 is sleeved on the surface of the plunger bushing body 1 in a sliding way, a limiting groove 5 is arranged on the inner wall of the installation sleeve 4, a limiting slip sheet 6 is fixedly arranged on the surface of the plunger bushing body 1, the limiting slip sheet 6 is connected in the limiting groove 5 in a sliding way, a limiting through groove 7 is arranged on the inner wall and the surface of the plunger bushing body 1 in a penetrating way, a limiting prismatic cylinder 8 is fixedly arranged outside the opening of the limiting through groove 7 on the surface of the plunger bushing body 1, one end of the connecting slip sheet 9 far away from the plunger bushing body 1 is fixedly provided with a sliding prism 10, the connecting slip sheet 9 and the sliding prism 10 respectively slide in the limiting through groove 7 and the limiting prism 8, the top surface and the bottom surface of the limiting prism 8 are respectively provided with a threaded through hole 11 in a penetrating way, the top surface and the bottom surface of the limiting prism 8 are respectively and fixedly provided with a bearing 12, the limiting prism 8 is rotatably connected with a control shaft 13 through the bearing 12, the middle part of the surface of the control shaft 13 is connected in the threaded through hole 11 in a threaded way, the bottom end of the control shaft 13 is fixedly provided with a handheld piece 14, the surfaces of the mounting outer sleeve 4 and the limiting prism 8 are respectively and fixedly provided with a mounting plate 16, the front surface and the back surface of the mounting plate 16 are respectively provided with a mounting screw hole 17 in a penetrating way, the handheld piece 14 is twisted to drive the control shaft 13 to rotate in the threaded through hole 11, thereby drive and connect gleitbretter 9 and slide in spacing logical groove 7, make plunger bushing body 1 slide in installation overcoat 4, make spacing gleitbretter 6 slide in spacing recess 5, thereby make installation overcoat 4 and spacing arris section of thick bamboo 8 surperficial installation slab 16 and plunger bushing body 1's position can adjust, reached and be convenient for carry out the effect of adjusting to the mounting structure position, realized the multiple different plunger pumps of adaptation of being convenient for and carried out the target of using, assemble more in a flexible way, it is more convenient.
Example 2: as shown in the figure 1-2, the utility model provides a plunger bushing for increasing the sealing performance, which comprises a plunger bushing body 1, a first sealing ring 2 is bonded at the bottom end of the plunger bushing body 1, a second sealing ring 3 is bonded at the inner wall of the plunger bushing body 1, the first sealing ring 2 and the second sealing ring 3 are both made of fluororubber, the number of the second sealing rings 3 is two, an installation sleeve 4 is sleeved on the surface of the plunger bushing body 1 in a sliding way, a limiting groove 5 is arranged on the inner wall of the installation sleeve 4, a limiting slip sheet 6 is fixedly arranged on the surface of the plunger bushing body 1, the limiting slip sheet 6 is connected in the limiting groove 5 in a sliding way, a limiting through groove 7 is arranged on the inner wall and the surface of the plunger bushing body 1 in a penetrating way, a limiting prismatic cylinder 8 is fixedly arranged outside the opening of the limiting through groove 7 on the surface of the plunger bushing body 1, one end of the connecting slip sheet 9 far away from the plunger bushing body 1 is fixedly provided with a sliding prism 10, the connecting slip sheet 9 and the sliding prism 10 respectively slide in the limiting through groove 7 and the limiting prism 8, the top surface and the bottom surface of the limiting prism 8 are respectively provided with a threaded through hole 11 in a penetrating way, the top surface and the bottom surface of the limiting prism 8 are respectively and fixedly provided with a bearing 12, the limiting prism 8 is rotatably connected with a control shaft 13 through the bearing 12, the middle part of the surface of the control shaft 13 is connected in the threaded through hole 11 in a threaded way, the bottom end of the control shaft 13 is fixedly provided with a handheld piece 14, the surfaces of the mounting outer sleeve 4 and the limiting prism 8 are respectively and fixedly provided with a mounting plate 16, the front surface and the back surface of the mounting plate 16 are respectively provided with a mounting screw hole 17 in a penetrating way, the handheld piece 14 is twisted to drive the control shaft 13 to rotate in the threaded through hole 11, thereby it slides in spacing logical groove 7 to drive connecting gleitbretter 9, make plunger bushing body 1 slide in installation overcoat 4, make spacing gleitbretter 6 slide in spacing recess 5, thereby make installation overcoat 4 and the installation slab 16 on spacing arris section of thick bamboo 8 surface and plunger bushing body 1's position adjust, the effect of being convenient for adjust the mounting structure position has been reached, the target of being convenient for the multiple different plunger pumps of adaptation use carries out has been realized, it is more nimble to assemble, it is more convenient, the front and the back of handheld piece 14 all are equipped with anti-skidding burr 15, through setting up anti-skidding burr 15, make difficult slip when the operation of taking to handheld piece 14, the effect of being convenient for operation has been reached.
In conclusion, the plunger bushing for increasing the sealing performance drives the control shaft 13 to rotate in the threaded through hole 11 by twisting the hand-held piece 14, so that the sliding prism block 10 moves on the surface of the control shaft 13 and slides in the limiting prism barrel 8, and the connecting slide piece 9 is driven to slide in the limiting through groove 7, so that the plunger bushing body 1 slides in the mounting sleeve 4, and the limiting slide piece 6 slides in the limiting groove 5, so that the positions of the mounting plate pieces 16 on the surfaces of the mounting sleeve 4 and the limiting prism barrel 8 and the plunger bushing body 1 are adjusted, the effect of conveniently adjusting the position of a mounting structure is achieved, the aim of conveniently adapting to various plunger pumps for use is fulfilled, the assembly is more flexible and convenient, and the problem that the position of the mounting structure of a plunger bushing applied in the plunger pump in the current market is difficult to adjust in the assembly process is solved, therefore, the plunger pump is inconvenient to adapt to various plunger pumps for use, and is not flexible and inconvenient to assemble.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
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 (6)
1. The plunger sleeve capable of increasing the sealing performance comprises a plunger sleeve body (1) and is characterized in that a first sealing ring (2) is bonded at the bottom end of the plunger sleeve body (1), a second sealing ring (3) is bonded on the inner wall of the plunger sleeve body (1), an installation sleeve (4) is sleeved on the surface of the plunger sleeve body (1) in a sliding mode, a limiting groove (5) is formed in the inner wall of the installation sleeve (4), a limiting slip sheet (6) is fixedly installed on the surface of the plunger sleeve body (1), a limiting through groove (7) is formed in the inner wall and the surface of the plunger sleeve body (1) in a penetrating mode, a limiting prismatic cylinder (8) is fixedly installed outside an opening of the limiting through groove (7) in the surface of the plunger sleeve body (1), a connecting slip sheet (9) is fixedly installed on the surface of the plunger sleeve body (1), and a sliding prismatic block (10) is fixedly installed at one end, far away from the plunger sleeve body (, and connect gleitbretter (9) and slip arris piece (10) to slide in spacing logical groove (7) and spacing arris section of thick bamboo (8) respectively, the top surface and the bottom surface of spacing arris section of thick bamboo (8) run through set up screw thread through-hole (11), the top and the equal fixed mounting in bottom of spacing arris section of thick bamboo (8) have bearing (12), spacing arris section of thick bamboo (8) rotate through bearing (12) and are connected with control shaft (13), and the middle part threaded connection on control shaft (13) surface is in screw thread through-hole (11), the bottom fixed mounting of control shaft (13) has handheld piece (14).
2. The plunger sleeve for increasing the sealing performance according to claim 1, wherein the surfaces of the mounting outer sleeve (4) and the limiting prismatic tube (8) are fixedly provided with mounting plates (16), and mounting screw holes (17) are formed in the front surface and the back surface of each mounting plate (16) in a penetrating manner.
3. The plunger sleeve for increasing the sealing performance according to claim 1, characterized in that the first sealing ring (2) and the second sealing ring (3) are made of fluororubber.
4. A closure enhancing plunger sleeve as claimed in claim 1, characterised in that the front and rear faces of the hand piece (14) are provided with anti-slip ribs (15).
5. Plunger sleeve for increasing the tightness according to claim 1, characterised in that said limiting slide (6) is slidingly connected inside the limiting groove (5).
6. An increased-tightness plunger sleeve according to claim 1, characterized in that said second sealing ring (3) is two in number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055603.2U CN211448870U (en) | 2019-11-26 | 2019-11-26 | Plunger sleeve for increasing sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922055603.2U CN211448870U (en) | 2019-11-26 | 2019-11-26 | Plunger sleeve for increasing sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211448870U true CN211448870U (en) | 2020-09-08 |
Family
ID=72316028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922055603.2U Active CN211448870U (en) | 2019-11-26 | 2019-11-26 | Plunger sleeve for increasing sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211448870U (en) |
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2019
- 2019-11-26 CN CN201922055603.2U patent/CN211448870U/en active Active
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