CN212265691U - Auxiliary dismounting tool for bearing cover of oil transfer pump motor - Google Patents
Auxiliary dismounting tool for bearing cover of oil transfer pump motor Download PDFInfo
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- CN212265691U CN212265691U CN202020487033.4U CN202020487033U CN212265691U CN 212265691 U CN212265691 U CN 212265691U CN 202020487033 U CN202020487033 U CN 202020487033U CN 212265691 U CN212265691 U CN 212265691U
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Abstract
The utility model provides a supplementary extracting tool of fuel delivery pump motor bearing cap, include: the supporting beam is provided with a threaded through hole and at least two connecting parts, the threaded through hole is arranged in the middle of the supporting beam, and the at least two connecting parts are symmetrically arranged on two sides of the threaded through hole; the ejector rod penetrates through the threaded through hole, an external thread section matched with the threaded through hole is arranged on the periphery of the ejector rod, and one end of the ejector rod can be abutted against the motor spindle; at least two lifting rods are arranged at each connecting part, one end of each lifting rod is clamped with the corresponding connecting part, and the other end of each lifting rod can be connected with the bearing cover working hole. The beneficial effects of the utility model are that, this embodiment removes the bearing cap through the mode that adopts rotary motion to convert linear motion into, and the removal of bearing cap is more steady, and it is safer to remove the process.
Description
Technical Field
The utility model relates to a bearing and bearing cap maintenance appurtenance field, concretely relates to supplementary extracting tool of oil transfer pump motor bearing cap.
Background
The oil transfer pump motor bearing cap has slight interference fit with the cylinder body in the assembly to guarantee that there is certain pretightning force between bearing cap and the cylinder body, the operator is when dismantling the main bearing cap, can't directly take off with the hand, need be with the help of external force. At present, traveling cranes are mostly adopted for disassembling the main bearing cap, namely, the main bearing cap is firstly hooked by a lifting hook and then driven, and the main bearing cap is disassembled by using the force of instant starting of the traveling cranes. The method is complex to operate and has certain potential safety hazard. Since there is no gap between the bearing cap and the cylinder, the puller for removing the bearing cannot be used to remove the bearing cap.
In conclusion, how to simply and rapidly disassemble the bearing cap to avoid the potential personal safety hazard caused by disassembling the bearing cap during traveling becomes a problem to be solved urgently by technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model provides a handling tool is assisted to fuel delivery pump motor bearing cap to reach the purpose of steady safe dismantlement bearing cap.
The utility model provides a technical scheme that its technical problem adopted is: an auxiliary disassembling tool for a bearing cover of a motor of an oil transfer pump comprises: the supporting beam is provided with a threaded through hole and at least two connecting parts, the threaded through hole is arranged in the middle of the supporting beam, and the at least two connecting parts are symmetrically arranged on two sides of the threaded through hole; the ejector rod penetrates through the threaded through hole, an external thread section matched with the threaded through hole is arranged on the periphery of the ejector rod, and one end of the ejector rod can be abutted against the motor spindle; at least two lifting rods are arranged at each connecting part, one end of each lifting rod is clamped with the corresponding connecting part, and the other end of each lifting rod can be connected with the bearing cover working hole.
Further, the connecting part is a U-shaped through groove, and the opening of the U-shaped through groove faces the outer side of the supporting beam.
Further, the connecting part is a long through hole.
Furthermore, one end of each lifting rod is clamped with the corresponding connecting part through a nut.
Furthermore, the other end of each lifting rod can be detachably connected with a connector, and external threads matched with the bearing cover working hole are arranged on the periphery of the connector.
Furthermore, the other end of each lifting rod is provided with an external thread matched with the working hole of the bearing cover.
Furthermore, one end of the ejector rod is provided with a force application rod in a penetrating way.
Further, one end of the ejector rod is connected with the driving motor.
Furthermore, the other end of the ejector rod is fixedly provided with a circular gasket which is abutted against the motor spindle.
Further, the hardness of the circular gasket is less than that of the motor spindle.
The beneficial effects of the utility model are that, this embodiment removes the bearing cap through the mode that adopts rotary motion to convert linear motion into, and the removal of bearing cap is more steady, and it is safer to remove the process.
Drawings
The accompanying drawings, which form a part of the present application, 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 schematic structural diagram of an embodiment of the present invention.
Reference numbers in the figures: 1. a support beam; 2. a top rod; 3. a stressing rod; 4. lifting a pull rod; 11. a threaded through hole; 12. A U-shaped through groove; 21. a circular gasket; 41. a nut; 42. a connector; 5. a bearing cap working hole; 6. a motor spindle.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1, the embodiment of the utility model provides an auxiliary dismounting tool for bearing cap of oil transfer pump motor, including a supporting beam 1, a top rod 2 and at least two lifting rods 4. The supporting beam 1 is provided with a threaded through hole 11 and at least two connecting parts, the threaded through hole 11 is arranged in the middle of the supporting beam 1, and the at least two connecting parts are symmetrically arranged on two sides of the threaded through hole 11; the ejector rod 2 is arranged in the threaded through hole 11 in a penetrating mode, an external threaded section matched with the threaded through hole 11 is arranged on the periphery of the ejector rod 2, and one end of the ejector rod 2 can be abutted to the motor spindle 6. Every connecting portion department all is provided with a lifting rod 4, and every lifting rod 4's one end all with the connecting portion joint that corresponds, every lifting rod 4's the other end homoenergetic be connected with bearing cap work hole 5.
During operation is with ejector pin 2 and motor spindle 6 butt, will carry pull rod 4 to connect at bearing cap work hole 5, when rotatory ejector pin 2, carries pull rod 4 to drive the bearing cap and remove for motor spindle 6 to realize dismantling the operation.
The bearing cap is removed in the mode that rotary motion is converted into linear motion, so that the bearing cap is more stable to move, and the removing process is safer.
Specifically, in the present embodiment, the connecting portions are U-shaped through grooves 12, the number of the U-shaped through grooves 12 is two, the U-shaped through grooves are respectively disposed at two ends of the supporting beam 1, and the opening of the U-shaped through groove 12 faces the outer side of the supporting beam 1. The number of the lifting rods 4 is two, each U-shaped through groove 12 is provided with one lifting rod 4, one end of each lifting rod 4 is arranged on one side of the U-shaped through groove 12, and the lifting rods 4 are clamped through nuts 41 to limit axial displacement of the lifting rods 4.
It should be noted that the lifting rod 4 can move in the U-shaped through groove 12, so as to implement the lifting rod 4 and the bearing cap working holes 5 with different sizes, and increase the application range of the lifting rod 4.
The other end of the lifting rod 4 is provided with a connector 42, the connector is connected with the lifting rod 4 through a pin or a bolt structure, and the periphery of the connector 42 is provided with external threads so as to be connected with the bearing cover working hole 5.
The purpose of arranging the replaceable connectors 42 is to enable the same lifting rod 4 to be matched with and connected with connectors 42 of various sizes so as to adapt to bearing covers of different sizes, and the applicability of the embodiment is improved.
Of course, the present invention is not limited to the above-mentioned embodiment, for example, in another embodiment, the connecting portion is a long through hole, the lifting rod 4 is inserted into the long hole and can move in the long hole, the connection mode of the upper and lower ends of the lifting rod 4 is the same as that in the first embodiment, and the description thereof is omitted here.
In a third embodiment of the present invention, the other end of each lifting rod 4 is provided with an external thread engaged with the bearing cap working hole 5. Namely, the lifting rod 4 is connected with the bearing cover working hole 5, and when the size of the bearing cover working hole 5 is changed, only the lifting rod with the corresponding size needs to be replaced. In this embodiment, other technical features than those described above are the same as those of the previous two embodiments.
As shown in fig. 1, a through hole is provided at one end of the top rod 2, and a force applying rod 3 is inserted into the through hole. The top rod 2 can be rotated by the force applying rod 3 to realize the disassembly operation. Wherein, the forcing rod 3 in this embodiment can slide in the through hole to adjust the torque according to different working conditions. Meanwhile, clamping rings are arranged at two ends of the stressing rod 3, so that the stressing rod 3 is prevented from being separated.
Further, a circular spacer 21 abutting against the motor spindle 6 is fixedly provided at the other end of the jack 2. The round gasket 21 is arranged, so that the contact area between the ejector rod 2 and the motor spindle 6 can be increased, and the motor spindle is prevented from being damaged due to overlarge pressure of the ejector rod 2 on the motor spindle 6.
Meanwhile, in order to further protect the motor spindle, it may be considered to set the hardness of the circular spacer 21 to be less than that of the motor spindle 6 to prevent the circular spacer 21 from cutting the motor spindle.
Wherein, the circular gasket 21 can be replaced by other shapes, such as rectangle, ellipse, etc., according to different work requirements.
In another embodiment of the present invention, one end of the push rod 2 is connected to the driving motor. Through driving motor, can directly realize the electric drive operation, reduce staff's intensity of labour.
From the above description, it can be seen that the above-mentioned embodiments of the present invention achieve the following technical effects: the bearing cap is removed in the mode that rotary motion is converted into linear motion, so that the bearing cap is more stable to move, and the removing process is safer.
The above description is only for the specific embodiments of the present invention, and the scope of the present invention can not be limited by the embodiments, so that the replacement of the equivalent components or the equivalent changes and modifications made according to the protection scope of the present invention should still belong to the scope covered by the present patent. In addition, the utility model provides an between technical feature and the technical feature, between technical feature and the technical scheme, all can the independent assortment use between technical scheme and the technical scheme.
Claims (10)
1. The utility model provides a supplementary extracting tool of oil transfer pump motor bearing cap which characterized in that includes:
the supporting beam (1) is provided with a threaded through hole (11) and at least two connecting parts, the threaded through hole (11) is arranged in the middle of the supporting beam (1), and the at least two connecting parts are symmetrically arranged on two sides of the threaded through hole (11);
the ejector rod (2) penetrates through the threaded through hole (11), an external thread section matched with the threaded through hole (11) is arranged on the periphery of the ejector rod (2), and one end of the ejector rod (2) can be abutted against the motor spindle (6);
at least two lifting rods (4), every connecting portion department all is provided with one and carries pull rod (4), every one end of carrying pull rod (4) all with correspond connecting portion joint, the other end of every lifting rod (4) all can be connected with bearing cap work hole (5).
2. The auxiliary disassembling tool for the bearing cover of the oil transfer pump motor is characterized in that the connecting part is a U-shaped through groove (12), and the opening of the U-shaped through groove (12) faces to the outer side of the supporting beam (1).
3. The auxiliary disassembly tool of claim 1, wherein the connecting portion is a long through hole.
4. The auxiliary disassembling tool for the bearing cover of the oil transfer pump motor according to claim 1, characterized in that one end of each lifting rod (4) is clamped with the corresponding connecting part through a nut (41).
5. The auxiliary disassembling tool for the bearing cap of the oil transfer pump motor according to claim 1, characterized in that the other end of each lifting rod (4) is detachably connected with a connector (42), and the outer periphery of the connector (42) is provided with an external thread matched with the working hole (5) of the bearing cap.
6. The auxiliary disassembling tool for the bearing cover of the oil transfer pump motor as claimed in claim 1, wherein the other end of each lifting rod (4) is provided with an external thread matched with the working hole (5) of the bearing cover.
7. The auxiliary disassembling tool for the bearing cover of the oil transfer pump motor as claimed in claim 1, wherein one end of the ejector rod (2) is provided with a forcing rod (3) in a penetrating way.
8. The auxiliary disassembling tool for the bearing cover of the oil transfer pump motor as claimed in claim 1, wherein one end of the ejector rod (2) is connected with a driving motor.
9. The auxiliary disassembling tool for the bearing cover of the oil transfer pump motor as claimed in claim 1, wherein a circular gasket (21) abutting against the motor spindle (6) is fixedly arranged at the other end of the ejector rod (2).
10. The auxiliary disassembling tool of the bearing cover of the oil transfer pump motor as claimed in claim 9, wherein the hardness of the circular gasket (21) is less than that of the motor spindle (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020487033.4U CN212265691U (en) | 2020-04-07 | 2020-04-07 | Auxiliary dismounting tool for bearing cover of oil transfer pump motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020487033.4U CN212265691U (en) | 2020-04-07 | 2020-04-07 | Auxiliary dismounting tool for bearing cover of oil transfer pump motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212265691U true CN212265691U (en) | 2021-01-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020487033.4U Active CN212265691U (en) | 2020-04-07 | 2020-04-07 | Auxiliary dismounting tool for bearing cover of oil transfer pump motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212265691U (en) |
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2020
- 2020-04-07 CN CN202020487033.4U patent/CN212265691U/en active Active
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