CN216642030U

CN216642030U - Elevator main part wear-resisting structure

Info

Publication number: CN216642030U
Application number: CN202221020273.9U
Authority: CN
Inventors: 崔仁学; 范晓贤; 王春垒; 吕海龙; 李倩; 罗潇
Original assignee: Shengli Oilfield Shengji Petroleum Equipment Co Ltd
Current assignee: Shengli Oilfield Shengji Petroleum Equipment Co Ltd
Priority date: 2022-04-29
Filing date: 2022-04-29
Publication date: 2022-05-31
Anticipated expiration: 2032-04-29

Abstract

The utility model relates to the field of protection of drilling devices, in particular to an anti-abrasion structure of an elevator main body, which comprises an elevator main body, an inner hexagon bolt, a first oil cylinder seat, a pressing plate, a short pin shaft, an oil cylinder, a second oil cylinder seat, a rotating seat, a side door connecting rod, a side door, a lock tongue connecting rod and a lock tongue.

Description

Elevator main part wear-resisting structure

Technical Field

The utility model relates to the field of well drilling device protection, in particular to an anti-abrasion structure of an elevator main body.

Background

Along with the urgent needs of oil fields for reducing the labor intensity of operating personnel, improving the operation safety and improving the working efficiency, the demand of the power elevator of the automatic operation matching tool in the current market is increased day by day, and meanwhile, because the working condition of the product is special, the design of the product is more and more developed towards the characteristics of safety, reliability, simple operation, convenient maintenance, real and durable leather and the like. The existing power elevator generally adopts a mode of adding a split pin at the bottom end of a pin shaft to prevent the elevator from falling off, the structure can only prevent the pin shaft from moving in the axial direction and can not prevent the pin shaft, an oil cylinder and an oil cylinder seat from rotating mutually, and the oil cylinder seat is high in replacement cost after being worn in long-time work.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-abrasion structure of an elevator main body, aiming at the defects in the prior art.

The technical scheme of the utility model is as follows:

an anti-abrasion structure of an elevator main body comprises the elevator main body, an inner hexagon bolt, a first oil cylinder seat, a pressure plate, a short pin shaft, an oil cylinder, a second oil cylinder seat, a rotating seat, a side door connecting rod, a side door, a lock tongue connecting rod and a lock tongue, the elevator main body is of a U-shaped structure, the left end part and the right end part of the front part of the elevator main body are respectively and rotatably connected with the lock tongue and the side door, the rear portion of side door and spring bolt rotates respectively and is connected with side door connecting rod and spring bolt connecting rod, the other end of side door connecting rod and spring bolt connecting rod respectively with correspond rotate the seat and rotate and connect, two rotate the seat rotate respectively connect in dislocation set in left and right sides and the vertical direction at elevator main part rear portion, two the hydro-cylinder sets up respectively from top to bottom and the output all with correspond it rotates to connect, every the hydro-cylinder all passes through the stub axle sets up from top to bottom first hydro-cylinder seat and second hydro-cylinder seat rotate and connect.

The first oil cylinder base is provided with an oil cylinder base boss, the short pin shaft sequentially penetrates through the first oil cylinder base, the oil cylinder and the second oil cylinder base, the head of the short pin shaft is semi-cylindrical, a joint limiting surface is arranged at a position corresponding to the oil cylinder base boss, and the short pin shaft is in joint limiting connection with the oil cylinder base boss to form an oil cylinder base short pin limiting anti-abrasion structure.

Preferably, the top end of the short pin shaft is connected with the pressing plate in a pressing mode, the inner hexagon bolt penetrates through the pressing plate and is in threaded connection with the boss of the oil cylinder base, and the inner hexagon bolt, the pressing plate and the short pin shaft are matched to form a short pin axial anti-falling structure.

Preferably, a third oil cylinder seat is arranged at the rear part of the elevator main body, the third oil cylinder seat is arranged on one side of the output end of the oil cylinder, and the rotating seat is rotatably connected with the third oil cylinder seat.

Preferably, the first oil cylinder seat is further provided with a long pin shaft, the long pin shaft and the short pin shaft are respectively arranged on two sides of the boss of the oil cylinder seat, the long pin shaft penetrates through the first oil cylinder seat, the second oil cylinder seat, the rotating seat and the third oil cylinder seat, the head of the long pin shaft is semi-cylindrical, a joint limiting surface is arranged at a position corresponding to the boss of the oil cylinder seat, and the long pin shaft is in joint limiting connection with the boss of the oil cylinder seat to form a long pin limiting anti-abrasion structure of the oil cylinder seat.

Preferably, the other side of the pressing plate is in compression connection with the head of the long pin shaft, and the hexagon socket head cap screw, the pressing plate and the long pin shaft are matched to form a long pin limiting anti-disengaging structure.

Preferably, the contact positions of the short pin shaft and the long pin shaft with the first oil cylinder seat are provided with anti-abrasion gaskets, and the anti-abrasion gaskets are made of wear-resistant and anti-corrosion rubber materials.

Compared with the prior art, the utility model has the following advantages:

1. the structure is simple, the fixed mode is firmer compared with the cotter pin, and the replacement of parts is convenient and quick;

2. the oil cylinder seat can be effectively prevented from being abraded.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic perspective view of the present invention;

FIG. 3 is a schematic perspective view of the present invention;

FIG. 4 is a schematic view of the fit of the long pin, the short pin and the pressing plate;

in the figure: 1-an elevator main body, 2-an inner hexagon bolt, 3-a first oil cylinder seat, 4-a pressing plate, 5-a short pin shaft, 6-an oil cylinder, 7-a second oil cylinder seat, 8-a long pin shaft, 9-a rotating seat, 10-a third oil cylinder seat, 11-a side door connecting rod, 12-a side door, 13-a bolt connecting rod, 14-a bolt, 15-an attaching limiting surface, 16-an oil cylinder seat boss and 17-an anti-abrasion gasket.

Detailed Description

In the following description, for purposes of explanation, numerous implementation details are set forth in order to provide a thorough understanding of the various embodiments of the present invention. It should be understood, however, that these implementation details are not to be interpreted as limiting the utility model. That is, in some embodiments of the utility model, such implementation details are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.

Some embodiments of the utility model are described in detail below with reference to the accompanying drawings. The embodiments described below and the features of the embodiments can be combined with each other without conflict.

Example one

Referring to fig. 1, 2, 3 and 4, an elevator main body anti-wear structure is characterized in that compared with a traditional bottom end cotter pin mode anti-slip mode, the elevator main body anti-wear structure adopts a fixing mode of pressing by a pressing plate 4, is convenient to disassemble, can effectively prevent the abrasion of the head part of a pin shaft to an oil cylinder seat through the clamping position of the opening surface of the pin shaft, and comprises an elevator main body 1, an inner hexagon bolt 2, a first oil cylinder seat 3, a pressing plate 4, a short pin shaft 5, an oil cylinder 6, a second oil cylinder seat 7, a rotating seat 9, a side door connecting rod 11, a side door 12, a bolt connecting rod 13 and a bolt 14, wherein the elevator main body 1 is of a U-shaped structure, the left end part and the right end part of the front part are respectively and rotatably connected with the bolt 14 and the side door 12, the rear parts of the side door 12 and the bolt 14 are respectively and rotatably connected with the side door connecting rod 11 and the bolt connecting rod 13, the other ends of the side door connecting rod 11 and the bolt connecting rod 13 are respectively and the corresponding rotating seat 9, two rotate the seat 9 and rotate respectively and connect in the left and right sides and the dislocation set in the vertical direction at elevator main part 1 rear portion, two hydro-cylinders 6 set up from top to bottom respectively and the output all rotates with the rotation seat 9 that corresponds and is connected, and every hydro-cylinder 6 all rotates through stub axle 5 and the first hydro-cylinder seat 3 and the second hydro-cylinder seat 7 that set up from top to bottom and is connected.

The first oil cylinder base 3 is provided with an oil cylinder base boss 16, the short pin shaft 5 sequentially penetrates through the first oil cylinder base 3, the oil cylinder 6 and the second oil cylinder base 7, the head of the short pin shaft 5 is semi-cylindrical, a joint limiting surface 15 is arranged at a position corresponding to the oil cylinder base boss 16, and the short pin shaft 5 and the oil cylinder base boss 16 are in joint limiting connection to form an oil cylinder base short pin limiting anti-abrasion structure.

The top end of the short pin shaft 5 is tightly connected with the pressing plate 4, the inner hexagon bolt 2 penetrates through the pressing plate 4 and is in threaded connection with the oil cylinder base boss 16, and the inner hexagon bolt 2, the pressing plate 4 and the short pin shaft 5 are matched to form the oil cylinder base structure.

The anti-falling mode of the pin shaft is improved, the anti-falling and anti-abrasion modes of the clamping position are adopted, and the surface of the oil cylinder seat is prevented from being excessively rubbed due to the relative movement of the pin shaft and the oil cylinder seat, so that the oil cylinder seat is prevented from being damaged. Simple structure, the part is changed conveniently, and is fixed firm.

Example two

Referring to fig. 1, 2, 3 and 4, basically the same as the first embodiment, except that a third cylinder base 10 is provided at the rear of the elevator body 1, the third cylinder base 10 is provided at one side of the output end of the cylinder 6, and a rotating base 9 is rotatably connected to the third cylinder base 10.

The first oil cylinder base 3 is further provided with a long pin shaft 8, the long pin shaft 8 and the short pin shaft 5 are respectively arranged on two sides of the oil cylinder base boss 16, the long pin shaft 8 penetrates through the first oil cylinder base 3, the second oil cylinder base 7, the rotating base 9 and the third oil cylinder base 10, the head portion of the long pin shaft 8 is semi-cylindrical, a joint limiting surface 15 is arranged at a position corresponding to the oil cylinder base boss 16, and the long pin shaft 8 and the oil cylinder base boss 16 are in joint limiting connection to form an oil cylinder base long pin limiting anti-abrasion structure. The long pin shaft 8 is used for limiting the third oil cylinder seat 10, and meanwhile, the long pin shaft 8 is processed to comprehensively reduce abrasion.

EXAMPLE III

Referring to fig. 1, 2, 3 and 4, the same as the first embodiment is basically the same, except that the other side of the pressing plate 4 is connected with the head of the long pin 8 in a pressing manner, and the hexagon socket head cap screw 2, the pressing plate 4 and the long pin 8 cooperate to form a long pin limiting and anti-falling structure.

The contact positions of the short pin shaft 5 and the long pin shaft 8 with the first oil cylinder seat 3 are provided with an anti-abrasion gasket 17, and the anti-abrasion gasket 17 is made of wear-resistant anti-corrosion rubber.

The working principle is as follows:

1. in the equipment operation process, long round pin axle 8 and short round pin axle 5 receive the clamp plate 4 compress tightly can guarantee can not break away from, have guaranteed the safety and stability of equipment operation, simultaneously because there is the protection of abrasionproof gasket 17, can absorb the vibration impact of elevator, prevent long round pin axle 8 and short round pin axle 5's beating, guarantee the stability of equipment.

2. The long pin shaft 8 and the short pin shaft 5 are provided with the laminating limiting surfaces 15, and can limit the position of the boss 16 of the oil cylinder seat, so that the long pin shaft 8 and the short pin shaft 5 are prevented from rotating, abrasion is avoided, and meanwhile, the oil cylinder seat can be effectively protected from being abraded due to the protection of the abrasion-proof gasket 17.

The present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention, and the contents of the changes still fall within the scope of the present invention.

Claims

1. An elevator main body anti-abrasion structure comprises an elevator main body, an inner hexagon bolt, a first oil cylinder seat, a pressure plate, a short pin shaft, an oil cylinder, a second oil cylinder seat, a rotating seat, a side door connecting rod, a side door, a lock tongue connecting rod and a lock tongue, it is characterized in that the elevator main body is of a U-shaped structure, the left end and the right end of the front part of the elevator main body are respectively and rotatably connected with the lock tongue and the side door, the rear parts of the side door and the lock tongue are respectively and rotatably connected with a side door connecting rod and a lock tongue connecting rod, the other ends of the side door connecting rod and the lock tongue connecting rod are respectively and rotatably connected with the corresponding rotating seats, the two rotating seats are respectively and rotatably connected to the left side and the right side of the rear part of the elevator main body and are arranged in a staggered manner in the vertical direction, the two oil cylinders are respectively arranged up and down, the output ends of the two oil cylinders are respectively and rotatably connected with the corresponding rotating seats, and each oil cylinder is rotatably connected with the first oil cylinder seat and the second oil cylinder seat which are arranged up and down through the short pin shaft;

2. The elevator body wear prevention structure of claim 1, wherein: the top end of the short pin shaft is connected with the pressing plate in a pressing mode, the inner hexagon bolt penetrates through the pressing plate and is in threaded connection with the boss of the oil cylinder base, and the inner hexagon bolt, the pressing plate and the short pin shaft are matched to form a short pin axial anti-falling structure.

3. The elevator body wear prevention structure of claim 2, wherein: and a third oil cylinder seat is arranged at the rear part of the elevator main body, the third oil cylinder seat is arranged on one side of the output end of the oil cylinder, and the rotating seat is rotationally connected with the third oil cylinder seat.

4. The elevator body wear prevention structure of claim 3, wherein: the first oil cylinder seat is further provided with a long pin shaft, the long pin shaft and the short pin shaft are respectively arranged on two sides of a boss of the oil cylinder seat, the long pin shaft penetrates through the first oil cylinder seat, the second oil cylinder seat, the rotating seat and the third oil cylinder seat, the head of the long pin shaft is semi-cylindrical, a joint limiting surface is arranged at a position corresponding to the boss of the oil cylinder seat, and the long pin shaft and the boss of the oil cylinder seat are in joint limiting connection to form a long pin limiting anti-abrasion structure of the oil cylinder seat.

5. The elevator body wear prevention structure of claim 4, wherein: the other side of the pressing plate is in compression connection with the head of the long pin shaft, and the hexagon socket head cap screw, the pressing plate and the long pin shaft are matched to form a long pin limiting anti-disengaging structure.

6. The elevator body wear prevention structure of claim 5, wherein: and the contact positions of the short pin shaft and the long pin shaft with the first oil cylinder seat are provided with anti-abrasion gaskets, and the anti-abrasion gaskets are made of wear-resistant anti-corrosion rubber materials.