CN215213790U - Plunger assembly for swash plate variable high-pressure plunger pump - Google Patents
Plunger assembly for swash plate variable high-pressure plunger pump Download PDFInfo
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- CN215213790U CN215213790U CN202120908340.XU CN202120908340U CN215213790U CN 215213790 U CN215213790 U CN 215213790U CN 202120908340 U CN202120908340 U CN 202120908340U CN 215213790 U CN215213790 U CN 215213790U
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- universal ball
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Abstract
The utility model discloses a plunger subassembly for swash plate variable high pressure plunger pump, the electric iron comprises a cylinder body, the cylinder includes column cap and shaft, the column cap outside is equipped with a plurality of mounting grooves, equidistant range between the mounting groove, a plurality of holes have been seted up in the shaft outside, equidistant range between the hole, the hole inboard is equipped with the ball, ball and hole rotate the connection, the shaft bottom is equipped with the connecting rod, connecting rod one end is equipped with universal ball, universal ball outside cover is equipped with the crawler shoe, the crawler shoe bottom is equipped with the restrictor ring, the crawler shoe bottom is equipped with the liquid guide groove, the crawler shoe bottom is equipped with the flow divider, flow divider ring one side is equipped with the branch cistern, the crawler shoe bottom is equipped with the reservoir. This kind of plunger subassembly for swash plate variable high pressure plunger pump, simple structure is reasonable, the modern design, and easy operation is convenient, can effectively increase the wearability of bulb, and effectively reduces the plunger and the plunger cylinder body and takes place the condition of card post, has higher practical value.
Description
Technical Field
The utility model relates to a plunger pump technical field specifically is a plunger subassembly for swash plate variable high pressure plunger pump.
Background
The plunger pump is an important device of the hydraulic system. The plunger reciprocates in the cylinder body to change the volume of the sealed working cavity so as to absorb and press oil. The plunger pump has the advantages of high rated pressure, compact structure, high efficiency, convenient flow regulation and the like, and the plunger component for the swash plate variable high-pressure plunger pump has large friction with a plunger cylinder body when in use, easily causes the condition of column clamping, and the plunger ball head is easily worn. Therefore, the plunger assembly for the swash plate variable high-pressure plunger pump is improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a plunger subassembly for swash plate variable high pressure plunger pump, the electric iron comprises a cylinder body, the cylinder includes column cap and shaft, the column cap outside is equipped with a plurality of mounting grooves, equidistant range between the mounting groove, a plurality of holes have been seted up in the shaft outside, equidistant range between the hole, the hole inboard is equipped with the ball, ball and hole rotate to be connected, the shaft bottom is equipped with the connecting rod, connecting rod one end is equipped with universal ball, universal ball outside cover is equipped with the crawler shoe, the crawler shoe bottom is equipped with the restriction ring, the crawler shoe bottom is equipped with the liquid guide groove, the crawler shoe bottom is equipped with the flow divider, flow divider one side is equipped with the branch cistern, the crawler shoe bottom is equipped with the reservoir.
As a preferred technical scheme of the utility model, the column cap is inside all to be equipped with out the liquid tank with column shaft is inside, column cap goes out liquid tank and column shaft and goes out liquid tank intercommunication.
As the utility model discloses an optimized technical scheme, the universal ball outside is equipped with the wearing layer, the wearing layer is polycrystalline diamond compact, polycrystalline diamond compact thickness is 0.2 ~ 0.4 mm.
As an optimal technical scheme of the utility model, the crawler shoe bottom is equipped with the wearing layer, the wearing layer is the copper layer, copper layer thickness is 0.5 ~ 1 mm.
As a preferred technical scheme of the utility model, connecting rod and the inside drainage groove that all is equipped with of universal ball, connecting rod drainage groove one end and shaft play liquid groove intercommunication.
As a preferred technical scheme of the utility model, universal ball bottom is equipped with first confluence groove, universal ball drainage groove one end and first confluence groove are connected.
As an optimal technical scheme of the utility model, the inside second that is equipped with of crawler shoe closes the chute, first confluence chute is the same with second confluence chute internal diameter.
As an optimized technical scheme of the utility model, column cap, shaft, connecting rod and universal ball are the alloy material.
The utility model has the advantages that:
1. according to the plunger assembly for the swash plate variable high-pressure plunger pump, balls are arranged on the inner sides of the holes, so that friction between a plunger and a plunger cylinder body is effectively reduced, the situation of column clamping is reduced, liquid outlet grooves are formed in the column head and the column body, oil absorption and pressure oil reciprocating motion are realized, and a polycrystalline diamond composite sheet is adopted as a wear-resistant layer, so that the plunger assembly has the advantages of high hardness, high wear resistance and heat conductivity of diamond, and the strength and impact toughness of hard alloy;
2. according to the plunger assembly for the swash plate variable high-pressure plunger pump, the wear-resistant layer is a copper layer, so that the tensile strength of the plunger assembly is improved, the plunger assembly has the characteristics of small deformation, difficulty in falling off during operation and longer service life, the maintenance cost is greatly reduced, the drainage grooves are formed in the connecting rod and the universal ball, the hydraulic oil drainage is realized, and the first confluence groove is formed in the bottom end of the universal ball, so that the hydraulic oil output is realized;
3. according to the plunger assembly for the swash plate variable high-pressure plunger pump, the second confluence groove is formed in the slide shoe, hydraulic oil is input, and the column head, the column body, the connecting rod and the universal ball are all made of alloy materials, so that the plunger assembly has the characteristics of high hardness, good heat resistance and corrosion resistance, and the service life of a product is prolonged; the utility model has the advantages of simple and reasonable structure, the modern design, easy operation is convenient, can effectively increase the wearability of bulb, and effectively reduces the plunger and the plunger cylinder body and takes place the condition of card post, has higher practical value.
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 perspective view of a plunger assembly for a swash plate variable high pressure plunger pump according to the present invention;
fig. 2 is a perspective view of a shoe of a plunger assembly for a swash plate variable high pressure plunger pump according to the present invention;
fig. 3 is a sectional view of the plunger assembly for the swash plate variable high-pressure plunger pump of the present invention.
In the figure: 1. a cylinder; 101. a column cap; 102. a column body; 103. mounting grooves; 104. a first merging slot; 105. a ball bearing; 106. a connecting rod; 107. a universal ball; 2. a shoe; 201. a confinement ring; 202. a liquid guide groove; 203. a shunt ring; 204. a liquid separating tank; 205. a liquid storage tank; 206. a second merging groove.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1-3, the utility model relates to a plunger subassembly for swash plate variable high pressure plunger pump, including cylinder 1, cylinder 1 includes column cap 101 and shaft 102, the column cap 101 outside is equipped with a plurality of mounting grooves 103, equidistant range between the mounting groove 103, a plurality of holes have been seted up in the shaft 102 outside, equidistant range between the hole, the hole inboard is equipped with ball 105, ball 105 rotates with the hole to be connected, shaft 102 bottom is equipped with connecting rod 106, connecting rod 106 one end is equipped with universal ball 107, universal ball 107 outside cover is equipped with crawler shoe 2, crawler shoe 2 bottom is equipped with limit ring 201, crawler shoe 2 bottom is equipped with liquid guide groove 202, crawler shoe 2 bottom is equipped with flow distribution ring 203, flow distribution ring 203 one side is equipped with branch cistern 204, crawler shoe 2 bottom is equipped with reservoir 205.
The liquid outlet grooves are formed in the column head 101 and the column body 102, the column head 101 liquid outlet grooves are communicated with the column body 102 liquid outlet grooves, and the liquid outlet grooves are formed in the column head 101 and the column body 102, so that reciprocating motion oil absorption and oil pressing are achieved.
Wherein, the universal ball 107 outside is equipped with the wearing layer, and the wearing layer is polycrystalline diamond compact, and polycrystalline diamond compact thickness is 0.2 ~ 0.4mm, is equipped with the wearing layer through the universal ball 107 outside, increases universal ball 107 wearability, is polycrystalline diamond compact through the wearing layer, makes it have diamond's high rigidity, high wearability and heat conductivity, has carbide's intensity and impact toughness again.
The bottom end of the sliding shoe 2 is provided with a wear-resistant layer, the wear-resistant layer is a copper layer, the thickness of the copper layer is 0.5-1 mm, the wear-resistant layer is arranged at the bottom end of the sliding shoe 2, the wear resistance of the sliding shoe 2 is improved, the copper layer is adopted as the wear-resistant layer, the tensile strength of the sliding shoe is improved, the sliding shoe has the advantages of being small in deformation, not prone to falling off during operation, long in service life and capable of greatly reducing maintenance cost.
Wherein, connecting rod 106 and universal ball 107 are inside all to be equipped with the drainage groove, and connecting rod 106 drainage groove one end and shaft 102 play liquid groove intercommunication all are equipped with the drainage groove through connecting rod 106 and universal ball 107 are inside, realize the hydraulic oil drainage.
Wherein, universal ball 107 bottom is equipped with first joining groove 104, and universal ball 107 drainage groove one end and first joining groove 104 are connected, are equipped with first joining groove 104 through universal ball 107 bottom, realize hydraulic oil output.
The second confluence groove 206 is arranged in the slide shoe 2, the inner diameters of the first confluence groove 104 and the second confluence groove 206 are the same, and the second confluence groove 206 is arranged in the slide shoe 2, so that hydraulic oil is input.
The column head 101, the column body 102, the connecting rod 106 and the universal ball 107 are all made of alloy materials, and the column head 101, the column body 102, the connecting rod 106 and the universal ball 107 are all made of alloy materials, so that the column head has the characteristics of high hardness, good heat resistance and corrosion resistance, and the service life of a product is prolonged.
The working principle is as follows: when in use, the product is installed in a swash plate variable high-pressure plunger pump, the balls 105 are arranged on the inner sides of the holes, the friction between the plunger and a plunger cylinder body is effectively reduced, the situation of column clamping is reduced, the liquid outlet grooves are formed in the column head 101 and the column body 102, oil absorption and pressure oil reciprocating motion are realized, the abrasion-resistant layer is a polycrystalline diamond composite sheet, the polycrystalline diamond composite sheet has the characteristics of high hardness, high abrasion resistance and heat conductivity of diamond, the strength and impact toughness of hard alloy, the tensile strength of the polycrystalline diamond composite sheet is improved by the copper layer, the polycrystalline diamond composite sheet has the characteristics of small deformation, difficult falling off during operation and longer service life, the maintenance cost is greatly reduced, the drainage grooves are formed in the connecting rod 106 and the universal ball 107, the hydraulic oil drainage is realized, the first closing shoe 104 is arranged at the bottom end of the universal ball chute 107, the hydraulic oil output is realized, the second closing chute 206 is arranged in the sliding block 2, hydraulic oil input is realized, and the column head 101, the column body 102, the connecting rod 106 and the universal ball 107 are all made of alloy materials, so that the universal ball has the characteristics of high hardness, good heat resistance and corrosion resistance, and the service life of a product is prolonged.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a plunger subassembly for swash plate variable high pressure plunger pump, includes cylinder (1), its characterized in that, cylinder (1) includes column cap (101) and shaft (102), column cap (101) outside is equipped with a plurality of mounting grooves (103), equidistant range between mounting groove (103), a plurality of holes have been seted up in the shaft (102) outside, equidistant range between the hole, the hole inboard is equipped with ball (105), ball (105) and hole rotate to be connected, shaft (102) bottom is equipped with connecting rod (106), connecting rod (106) one end is equipped with universal ball (107), universal ball (107) outside cover is equipped with crawler shoe (2), crawler shoe (2) bottom is equipped with limit ring (201), crawler shoe (2) bottom is equipped with liquid guide groove (202), crawler shoe (2) bottom is equipped with diverter ring (203), one side of the shunting ring (203) is provided with a shunting groove (204), and the bottom end of the sliding shoe (2) is provided with a liquid storage groove (205).
2. The plunger assembly for the swash plate variable high-pressure plunger pump as claimed in claim 1, wherein liquid outlet grooves are formed in the column head (101) and the column body (102), and the liquid outlet grooves of the column head (101) are communicated with the liquid outlet grooves of the column body (102).
3. The plunger assembly for the swash plate variable high-pressure plunger pump according to claim 1, wherein a wear-resistant layer is arranged on the outer side of the universal ball (107), the wear-resistant layer is a polycrystalline diamond compact, and the thickness of the polycrystalline diamond compact is 0.2-0.4 mm.
4. The plunger assembly for the swash plate variable high-pressure plunger pump according to claim 1, wherein a wear-resistant layer is arranged at the bottom end of the sliding shoe (2), the wear-resistant layer is a copper layer, and the thickness of the copper layer is 0.5-1 mm.
5. The plunger assembly for the swash plate variable high-pressure plunger pump as claimed in claim 1, wherein the connecting rod (106) and the universal ball (107) are provided with drainage grooves inside, and one end of the drainage groove of the connecting rod (106) is communicated with the liquid outlet groove of the column body (102).
6. The plunger assembly for the swash plate variable high-pressure plunger pump according to claim 1, wherein the bottom end of the universal ball (107) is provided with a first confluence groove (104), and one end of the drainage groove of the universal ball (107) is connected with the first confluence groove (104).
7. The plunger assembly for the swash plate variable high-pressure plunger pump is characterized in that a second confluent groove (206) is formed in the slide shoe (2), and the inner diameters of the first confluent groove (104) and the second confluent groove (206) are the same.
8. The plunger assembly for a swash plate variable high pressure plunger pump according to claim 1, wherein the column head (101), the column body (102), the connecting rod (106) and the universal ball (107) are all made of alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120908340.XU CN215213790U (en) | 2021-04-29 | 2021-04-29 | Plunger assembly for swash plate variable high-pressure plunger pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120908340.XU CN215213790U (en) | 2021-04-29 | 2021-04-29 | Plunger assembly for swash plate variable high-pressure plunger pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215213790U true CN215213790U (en) | 2021-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120908340.XU Active CN215213790U (en) | 2021-04-29 | 2021-04-29 | Plunger assembly for swash plate variable high-pressure plunger pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215213790U (en) |
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2021
- 2021-04-29 CN CN202120908340.XU patent/CN215213790U/en active Active
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