CN220748524U - Cross gear oil pump - Google Patents
Cross gear oil pump Download PDFInfo
- Publication number
- CN220748524U CN220748524U CN202320909069.0U CN202320909069U CN220748524U CN 220748524 U CN220748524 U CN 220748524U CN 202320909069 U CN202320909069 U CN 202320909069U CN 220748524 U CN220748524 U CN 220748524U
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- CN
- China
- Prior art keywords
- cross
- gear
- pump body
- connecting piece
- pump
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 239000012208 gear oil Substances 0.000 title claims abstract description 17
- 238000007789 sealing Methods 0.000 claims description 10
- 230000008676 import Effects 0.000 claims 3
- 230000005540 biological transmission Effects 0.000 abstract description 4
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Rotary Pumps (AREA)
Abstract
The utility model relates to the technical field of hydraulic systems, in particular to a cross gear oil pump, which comprises a pump body, an inlet and an outlet and a gear shaft, wherein the inlet and the outlet are arranged on the pump body, the gear shaft comprises a gear, a ring block, a connecting piece and a cross block, the gear is arranged in the pump body, the ring block is fixedly connected with the gear, one end of the connecting piece is fixedly connected with the ring block, the other end of the connecting piece is fixedly connected with the cross block, eight contact surfaces are arranged on the cross block and are used for being contacted with driving components, the original flat structure on the gear shaft on the pump body is changed into the cross block structure, and eight contact surfaces are arranged on the cross block and are contacted with the driving components, so that the stress structure is more reasonable, the connection performance and the transmission performance of the pump body and the driving component connecting piece are enhanced, and the performances in the aspects of prolonging the service life, improving the efficiency and the like are improved.
Description
Technical Field
The utility model relates to the technical field of hydraulic systems, in particular to a cross gear oil pump.
Background
In various hydraulic systems, a gear oil pump is an important hydraulic pump, and the main function of the gear oil pump is to convey lubricating oil into mechanical equipment so as to ensure normal operation of the mechanical equipment, and a common gear oil pump structure generally comprises a pump body, an inlet and an outlet, a gear shaft and other parts.
However, the flat structural design of the shaft end in the existing gear shaft structure has defects, so that the problems of short service life, low efficiency and the like are caused.
Disclosure of Invention
The utility model aims to provide a cross gear oil pump, which aims to solve the technical problems of short service life, low efficiency and the like caused by defects in the flat structural design of the shaft end in the existing gear shaft structure in the prior art.
In order to achieve the above purpose, the cross gear oil pump comprises a pump body, an inlet and an outlet and a gear shaft, wherein the inlet and the outlet are arranged on the pump body, the gear shaft comprises a gear, a ring block, a connecting piece and a cross block, the gear is arranged in the pump body, the ring block is fixedly connected with the gear, one end of the connecting piece is fixedly connected with the ring block, the other end of the connecting piece is fixedly connected with the cross block, and eight contact surfaces are arranged on the cross block and are used for being in contact with a driving component.
Wherein, still be provided with a plurality of chamfer structures on the cross piece.
The cross gear oil pump further comprises a dustproof assembly, wherein the dustproof assembly is arranged on the pump body and covers the inlet and the outlet.
The dustproof assembly comprises a plate body, two rotating plates, two torsion springs and a sealing gasket, wherein the two rotating plates are rotationally connected with the plate body, the two rotating plates are symmetrically arranged on two sides of the plate body, the two rotating plates are in contact with the pump body, the torsion springs are arranged between the corresponding rotating plates and the plate body, and the sealing gasket is arranged on the plate body and shields the inlet and outlet.
The dustproof assembly further comprises a picking piece, wherein the picking piece is fixedly connected with the plate body and is located above the plate body.
According to the cross gear oil pump, the original flat structure on the gear shaft on the pump body is changed into the cross block structure, eight contact surfaces are arranged on the cross block and are in contact with the driving components, so that the stress structure is more reasonable, the connection performance and the transmission performance of the pump body and the driving component connecting piece are enhanced, and the service life is prolonged, and the efficiency is improved.
Drawings
In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic view of the structure of the pump body of the present utility model.
Fig. 2 is a front view of the pump body of the present utility model.
Fig. 3 is a side view of the pump body of the present utility model.
Fig. 4 is a cross-sectional view of the A-A line structure of fig. 1 according to the present utility model.
Fig. 5 is a schematic structural view of the gear shaft of the present utility model.
Fig. 6 is a front view of the gear shaft of the present utility model.
Fig. 7 is a cross-sectional view of the B-B line structure of fig. 6 according to the present utility model.
Fig. 8 is a schematic view of the dust-proof assembly of the present utility model.
101-pump body, 102-inlet and outlet, 103-gear shaft, 104-gear, 105-ring block, 106-connecting piece, 107-cross block, 108-contact surface, 109-rounded corner structure, 110-plate body, 111-rotating plate, 112-torsion spring, 113-sealing gasket and 114-taking piece.
Detailed Description
Referring to fig. 1 to 8, fig. 1 is a schematic structural view of a pump body of the present utility model, fig. 2 is a front view of the pump body of the present utility model, fig. 3 is a side view of the pump body of the present utility model, fig. 4 is A-A line structural sectional view of fig. 1 of the present utility model, fig. 5 is a schematic structural view of a gear shaft of the present utility model, fig. 6 is a front view of the gear shaft of the present utility model, fig. 7 is a B-B line structural sectional view of fig. 6 of the present utility model, and fig. 8 is a schematic structural view of a dust-proof assembly of the present utility model.
The utility model provides a cross gear oil pump, which comprises: the novel hydraulic pump comprises a pump body 101, an inlet and outlet 102 and a gear shaft 103, wherein the inlet and outlet 102 is arranged on the pump body 101, the gear shaft 103 comprises a gear 104, a ring block 105, a connecting piece 106 and a cross block 107, the gear 104 is arranged in the pump body 101, the ring block 105 is fixedly connected with the gear 104, one end of the connecting piece 106 is fixedly connected with the ring block 105, the other end of the connecting piece 106 is fixedly connected with the cross block 107, and eight contact surfaces 108 are arranged on the cross block 107 and are used for being in contact with driving components;
the cross 107 is further provided with a plurality of rounded structures 109.
In this embodiment, the original flat structure of the gear shaft 103 on the pump body 101 is changed into the structure of the cross block 107, and eight contact surfaces 108 are arranged on the cross block 107 and are in contact with the driving components, so that the stress structure is more reasonable, the connection performance and the transmission performance of the pump body 101 and the driving components are enhanced, and the service life is prolonged, and the efficiency is improved.
Further, the cross gear oil pump further comprises a dustproof assembly, and the dustproof assembly is arranged on the pump body 101 and covers the inlet and outlet 102.
In this embodiment, by providing the dustproof module, the dustproof module is covered on the pump body 101 when the pump body 101 is placed after production, so that the inlet/outlet 102 can be shielded, and a dustproof effect can be achieved.
Further, the dustproof assembly comprises a plate body 110, two rotary plates 111, two torsion springs 112 and a sealing gasket 113, wherein the two rotary plates 111 are rotationally connected with the plate body 110, the two rotary plates 111 are symmetrically arranged on two sides of the plate body 110, the two rotary plates 111 are contacted with the pump body 101, the torsion springs 112 are arranged between the corresponding rotary plates 111 and the plate body 110, and the sealing gasket 113 is arranged on the plate body 110 and shields the inlet and outlet 102.
In this embodiment, after the pump body 101 is produced, the two rotary plates 111 are first moved, then the sealing pads 113 on the plate body 110 are covered at the inlet/outlet 102, and then the two rotary plates 111 are released, at this time, the two rotary plates 111 are supported on the pump body 101 under the driving of the two torsion springs 112, so that the plate body 110 and the sealing pads 113 are fixed, and the sealing pads 113 are used for shielding at the inlet/outlet 102, thereby achieving a dustproof effect.
Further, the dust-proof assembly further includes a picking member 114, where the picking member 114 is fixedly connected to the board 110 and located above the board 110.
In the present embodiment, the holding member 114 may be provided, and the holding member 114 may be held when the plate 110 is held.
According to the cross gear oil pump, the original flat structure of the gear shaft 103 on the pump body 101 is changed into the structure of the cross block 107, eight contact surfaces 108 are arranged on the cross block 107, the eight contact surfaces 108 are in contact with driving components, so that a stress structure is more reasonable, the connection performance and transmission performance of the pump body 101 and the driving components are enhanced, the service life is prolonged, the efficiency is improved, and the like.
The above disclosure is only a preferred embodiment of the present utility model, and it should be understood that the scope of the utility model is not limited thereto, and those skilled in the art will appreciate that all or part of the procedures described above can be performed according to the equivalent changes of the claims, and still fall within the scope of the present utility model.
Claims (2)
1. A cross gear oil pump is characterized in that,
including the pump body, import and export and gear shaft, it is in to import and export the setting on the pump body, the gear shaft includes gear, ring block, connecting piece and cross piece, the gear sets up in the pump body, the ring block with gear fixed connection, the one end of connecting piece with ring block fixed connection, the other end of connecting piece with cross piece fixed connection, be provided with eight contact surfaces on the cross piece for with drive components and parts contact, the cross gear oil pump still includes dustproof subassembly, dustproof subassembly sets up on the pump body, and the cover is established import and export, dustproof subassembly includes plate body, two swivel plates, two torsional springs and sealing gasket, two the swivel plates all with the plate body rotates to be connected, and two the swivel plates symmetry sets up the both sides of plate body, two the swivel plates all with the pump body contact, the torsional spring sets up corresponding the swivel plates with between the plate body, sealing gasket sets up on the plate body, and be in shielding subassembly still includes and take the piece with take the plate and be located on the fixed plate.
2. The cross-gear oil pump of claim 1 wherein,
and a plurality of rounding structures are further arranged on the cross blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320909069.0U CN220748524U (en) | 2023-04-21 | 2023-04-21 | Cross gear oil pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320909069.0U CN220748524U (en) | 2023-04-21 | 2023-04-21 | Cross gear oil pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220748524U true CN220748524U (en) | 2024-04-09 |
Family
ID=90560728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320909069.0U Active CN220748524U (en) | 2023-04-21 | 2023-04-21 | Cross gear oil pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220748524U (en) |
-
2023
- 2023-04-21 CN CN202320909069.0U patent/CN220748524U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |