CN216922605U - Pump cover structure for efficient compact type oil pumping equipment - Google Patents
Pump cover structure for efficient compact type oil pumping equipment Download PDFInfo
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- CN216922605U CN216922605U CN202123106523.9U CN202123106523U CN216922605U CN 216922605 U CN216922605 U CN 216922605U CN 202123106523 U CN202123106523 U CN 202123106523U CN 216922605 U CN216922605 U CN 216922605U
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- pump cover
- shaft
- discharge groove
- hole
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Abstract
A pump cover structure for high-efficiency compact type oil pumping equipment comprises a pump cover body, wherein a shaft hole is processed in the pump cover body, and a pump shaft penetrates through the shaft hole; one side of the shaft hole is provided with a first step hole, and the other side of the shaft hole is provided with a second step hole; a single-end-face mechanical seal is arranged at the first step hole, and a lip-shaped seal ring and a planar bearing are sequentially arranged at the second step hole; a shaft neck is processed on the shaft pump, and the shaft neck compresses the lip-shaped sealing ring through a plane bearing to generate a sealing effect; the oil pumping device is characterized in that an annular oil discharge groove with an opening on one side is formed in the periphery of the shaft hole, the opening of the annular oil discharge groove is vertically downward, a sealing plate is arranged at the opening of the annular oil discharge groove, and an oil pumping connector is mounted on the sealing plate. The oil pump cover is provided with the oil discharge groove, the oil discharge groove can store outflow media, the lip-shaped sealing ring is arranged behind the oil discharge groove for sealing, the media are prevented from further diffusing backwards, and the oil pumping joint at the bottom of the oil discharge groove can be used for cleaning regularly to discharge redundant media.
Description
Technical Field
The utility model relates to the technical field of oil pumping equipment, in particular to a pump cover structure for efficient and compact oil pumping equipment.
Background
The oil pumping equipment utilizes the oil pump on the equipment to pump oil, installs the pump cover on the oil pump, and the pump shaft penetrates from the pump cover, and the pump shaft seals through single-end face mechanical seal with the combination department of pump cover, prevents to reveal, but equipment during operation still has a small amount of medium and can follow the combination position department outflow of pump cover and axle, if handle untimely, can pollute the driving motor at pump body rear, leads to motor inner device impaired.
SUMMERY OF THE UTILITY MODEL
The technical problem to be solved by the present invention is to provide a pump cover structure for an efficient and compact oil pumping device, which is designed to overcome the shortcomings of the prior art.
In order to solve the technical problems, the utility model adopts the technical scheme that:
a pump cover structure for high-efficiency compact type oil pumping equipment comprises a pump cover body, wherein a shaft hole is processed in the pump cover body, and a pump shaft penetrates through the shaft hole; one side of the shaft hole is provided with a first step hole, and the other side of the shaft hole is provided with a second step hole; a single-end-face mechanical seal is arranged at the first step hole, and a lip-shaped seal ring and a planar bearing are sequentially arranged at the second step hole; a shaft neck is processed on the shaft pump, and the shaft neck compresses the lip-shaped sealing ring through a plane bearing to generate a sealing effect; an annular oil discharge groove with an opening at one side is formed in the periphery of the shaft hole, the opening of the annular oil discharge groove is vertically downward, and a sealing plate is arranged at the opening of the annular oil discharge groove; the two sides of the sealing plate are connected with the pump cover body through bolts, and the oil pumping connector is installed on the sealing plate.
Furthermore, a first flange connecting surface is arranged on the peripheral surface of one side of the step hole of the pump cover body, and first flange connecting holes are uniformly distributed on the upper periphery of the first flange connecting surface; and the peripheral surface of the pump cover body on one side of the step hole II is provided with a flange connecting surface II, and flange connecting holes II are uniformly distributed on the periphery of the flange connecting surface II.
Furthermore, one side of the flange connecting surface of the pump cover body is provided with an installation step and an annular support.
Furthermore, an enlarged lubricating oil groove is machined in the tail part of the second step hole.
Compared with the prior art, the pump cover structure for the efficient and compact oil pumping equipment has the advantages that the oil discharge groove is formed in the pump cover, outflow media can be stored in the oil discharge groove, the lip-shaped sealing ring is arranged behind the oil discharge groove for sealing, the media are prevented from further diffusing backwards, and the oil pumping joint at the bottom of the oil discharge groove can be used for regularly cleaning and discharging redundant media.
Drawings
FIG. 1 is a schematic structural view of the present invention;
the oil pumping device comprises a pump cover body 1, a pump cover body 2, a pump shaft 3, a single-end-face mechanical seal, 4, a lip-shaped seal ring 5, a plane bearing 6, a shaft neck 7, an annular oil discharge groove 8, a retainer ring 9, an oil pumping joint 10, flange joint faces I and 11, flange joint faces II and 12, an installation step 13, an annular support 14 and a lubricating oil groove.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below.
As shown in fig. 1, a pump cover structure for a high-efficiency compact type oil pumping device comprises a pump cover body 1, wherein a shaft hole is processed in the pump cover body 1, a pump shaft 2 is arranged in the shaft hole in a penetrating manner, a first step hole is processed on one side of the shaft hole, and a second step hole is processed on the other side of the shaft hole; a single-end-face mechanical seal 3 is mounted at the first step hole, the single-end-face mechanical seal 3 is a conventional seal, and a lip-shaped seal ring 4 and a planar bearing 5 are sequentially mounted at the second step hole; a shaft neck 6 is processed on the shaft pump 2, the shaft neck 6 tightly presses the lip-shaped sealing ring 4 through a plane bearing 5 to generate a sealing effect, the medium is prevented from being diffused backwards, and meanwhile, the plane bearing 5 is arranged to reduce the friction of the pump shaft 2 and facilitate the rotation; an annular oil discharge groove 7 with an opening at one side is formed in the periphery of the shaft hole, the annular oil discharge groove 7 is used for storing flowing media, and the opening of the annular oil discharge groove 7 is downward vertically so as to facilitate oil discharge; the opening part of annular oil extraction groove 7 is provided with shrouding 8, and 8 both sides of shrouding are passed through the bolt and are connected with pump cover body 1, install oil pumping joint 9 on the shrouding 8, utilize oil pumping joint 9 can regularly arrange oil to annular oil extraction groove 7.
The pump cover body 1 is provided with a first flange connecting surface 10 on the peripheral surface of one side of the step hole, and first flange connecting holes are uniformly distributed on the periphery of the first flange connecting surface 10; the pump cover body 1 is provided with a flange connecting surface II 11 on the outer peripheral surface of one side of the step hole II, flange connecting holes II are uniformly distributed on the periphery of the flange connecting surface II 11, and the flange connecting surface I10 and the flange connecting surface II 11 are respectively used for connecting with a pump body and equipment; an installation step 12 and an annular support 13 are processed on one side of a flange connecting surface 10 of the pump cover body 1, the installation step 12 is used for installing an O-shaped sealing ring, and the annular support 13 is used for supporting an impeller; the enlarged lubricating oil groove 14 is formed in the tail portion of the two step holes, the lubricating oil groove 14 can store lubricating oil, and the lubricating oil has a lubricating effect when the pump shaft 2 rotates.
The present invention is not limited to the embodiments described above, and those skilled in the art may make modifications or changes within the scope of the disclosure without departing from the spirit of the present invention, so that the scope of the present invention is defined by the appended claims.
Claims (4)
1. High-efficient compact pump cover structure for oil pumping equipment, including the pump cover body, this internal processing of pump cover has the shaft hole, wears to be equipped with pump shaft, its characterized in that in the shaft hole: one side of the shaft hole is provided with a first step hole, and the other side of the shaft hole is provided with a second step hole; a single-end-face mechanical seal is arranged at the first step hole, and a lip-shaped seal ring and a planar bearing are sequentially arranged at the second step hole; a shaft neck is processed on the pump shaft, and the shaft neck compresses the lip-shaped sealing ring through a plane bearing to generate a sealing effect; an annular oil discharge groove with an opening at one side is formed in the periphery of the shaft hole, the opening of the annular oil discharge groove is vertically downward, and a sealing plate is arranged at the opening of the annular oil discharge groove; the two sides of the sealing plate are connected with the pump cover body through bolts, and the oil pumping connector is installed on the sealing plate.
2. A pump cover structure for an efficient and compact oil pumping device according to claim 1, characterized in that: the outer circumferential surface of one side of the step hole of the pump cover body is provided with a first flange connecting surface, and the upper periphery of the first flange connecting surface is uniformly provided with first flange connecting holes; and the peripheral surface of the pump cover body on one side of the step hole II is provided with a flange connecting surface II, and flange connecting holes II are uniformly distributed on the periphery of the flange connecting surface II.
3. A pump cover structure for an efficient and compact oil pumping device according to claim 2, characterized in that: the pump cover body is provided with an installation step and an annular support on one side of the flange connection surface.
4. A pump cover structure for an efficient and compact oil pumping device according to claim 1, characterized in that: and an enlarged lubricating oil groove is processed at the tail part of the step hole II.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123106523.9U CN216922605U (en) | 2021-12-10 | 2021-12-10 | Pump cover structure for efficient compact type oil pumping equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123106523.9U CN216922605U (en) | 2021-12-10 | 2021-12-10 | Pump cover structure for efficient compact type oil pumping equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216922605U true CN216922605U (en) | 2022-07-08 |
Family
ID=82252872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123106523.9U Active CN216922605U (en) | 2021-12-10 | 2021-12-10 | Pump cover structure for efficient compact type oil pumping equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216922605U (en) |
-
2021
- 2021-12-10 CN CN202123106523.9U patent/CN216922605U/en active Active
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