CN211639728U

CN211639728U - Oil recovery adjustable bearing extracting tool

Info

Publication number: CN211639728U
Application number: CN202020256002.8U
Authority: CN
Inventors: 白建平; 张明凡; 郑秀海
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-03-05
Filing date: 2020-03-05
Publication date: 2020-10-09
Anticipated expiration: 2030-03-05

Abstract

The utility model relates to an oil recovery equipment technical field discloses an oil recovery adjustable bearing extracting tool, including the pull rod subassembly, the outside fixed mounting of pull rod subassembly has the clamping piece subassembly, the both ends of clamping piece subassembly all imbed and are provided with the drag hook structure, the clamping piece subassembly includes the clamping piece and is located the lower clamping piece of clamping piece lower extreme, the locating hole that runs through is all seted up to the inboard at the both ends of going up clamping piece and lower clamping piece, and goes up the clamping piece and all be provided with fastening bolt jointly with one side that the both ends of lower clamping piece are close to the locating hole, the inboard of locating hole is run through and is provided with adjusting bolt. The utility model discloses an inner and outer lane of bearing is blocked simultaneously to the gib head of drag hook structure, drives the vice horizontal motion of nut through the lead screw, and then makes the drag hook structure of fixing on the clamping piece subassembly direct from the axis of rotation the bearing fall down, convenient to use, easy operation receives the influence in space less, and sleeve and drag hook structure are convenient to be dismantled to adapt to different axis of rotation and bearing, the practicality is stronger.

Description

Oil recovery adjustable bearing extracting tool

Technical Field

The utility model relates to an oil recovery equipment technical field specifically is an oil recovery adjustable bearing extracting tool.

Background

Various bearings are commonly used in oil extraction equipment, fatigue failure, indentation corrosion and other damages can occur to the bearings in the long-time use process, therefore, the damaged bearings need to be detached from the rotating shaft for replacing with new bearings, and the bearings and the rotating shaft need to be detached in a drawing and beating mode because the bearings and the rotating shaft are fixedly connected in an interference fit mode.

Chinese patent discloses an adjustable bearing extracting tool (grant No. CN209717577U), this patent technique can improve the protection of dismantlement in-process to the bearing, avoid causing the damage to the bearing, make bearing extracting tool have the regulation effect simultaneously, can realize fixing to not unidimensional bearing, guarantee that the push pedal can act on not unidimensional bearing, can guarantee to realize the dismantlement to not unidimensional bearing, but its operation is inconvenient, the structure is complicated, the in-process of use, waste time and energy, the space of dismantling is limited, the practicality is not strong. Accordingly, one skilled in the art provides an adjustable bearing removal tool for oil recovery to solve the above problems in the background art.

Disclosure of Invention

An object of the utility model is to provide an oil recovery adjustable bearing extracting tool to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides an oil recovery adjustable bearing extracting tool, includes draw bar assembly, draw bar assembly's outside fixed mounting has the clamping piece subassembly, the both ends of clamping piece subassembly all imbed and are provided with the drag hook structure, the clamping piece subassembly includes the clamping piece and is located the lower clamping piece of clamping piece lower extreme, the locating hole that runs through is all seted up to the inboard at the both ends of going up clamping piece and lower clamping piece, and the both ends of going up clamping piece and lower clamping piece are close to one side of locating hole and all are provided with fastening bolt jointly, the inboard of locating hole is run through and is provided with adjusting bolt.

As a further aspect of the present invention: the pull rod assembly comprises a screw rod, a limiting disc is arranged at the rear end of the screw rod, a hand wheel is fixedly connected to the front end of the screw rod, a nut pair is meshed and connected to the outer side of the screw rod, a sleeve is slidably connected to the outer side of the screw rod, the rear end of the nut pair is close to the sleeve, a hand-screwed screw rod is arranged in the sleeve in an embedded mode, a screw is arranged in the rear end of the limiting disc in an embedded mode, and a limiting ring is fixedly connected to the outer side of the nut pair.

As a further aspect of the present invention: the inner side of the limiting disc is provided with a counter bore, the inner side of the rear end of the screw rod is provided with a threaded hole, and the screws are sequentially embedded into the inner sides of the limiting disc and the screw rod.

As a further aspect of the present invention: the middle parts of the upper clamping piece and the lower clamping piece are sleeved on the inner side of the nut pair, and the upper clamping piece and the lower clamping piece are fixedly connected with the nut pair through fastening bolts.

As a further aspect of the present invention: the draw hook structure comprises a bar-shaped rod, a penetrating bolt hole is formed in the upper end of the front side of the bar-shaped rod, and the rear end of the bar-shaped rod is fixedly connected with a hook head.

As a further aspect of the present invention: the front ends of the bar-shaped rods are embedded into the inner sides of the two ends of the corresponding upper clamping piece and the lower clamping piece, and the bolt holes and the positioning holes are located on the same axis.

As a further aspect of the present invention: the adjusting bolt penetrates through the positioning hole and the inner side of the bolt hole in sequence, and the bar-shaped rod is fixedly connected with the upper clamping piece and the lower clamping piece through the adjusting bolt.

Compared with the prior art, the beneficial effects of the utility model are that:

the hook head through the drag hook structure blocks the interior outer lane of bearing simultaneously, drives the vice horizontal motion of nut through the lead screw, and then makes the drag hook structure of fixing on the clamping piece subassembly directly fall down the bearing from the axis of rotation, convenient to use, easy operation receives the influence in space less, and sleeve and drag hook structure are convenient to be dismantled to adapt to different axis of rotation and bearing, the practicality is stronger.

Drawings

FIG. 1 is a schematic structural diagram of an adjustable bearing removal tool for oil recovery;

FIG. 2 is an exploded view of a clamping assembly of an adjustable bearing removal tool for oil recovery;

FIG. 3 is a schematic structural diagram of a drawbar assembly in an adjustable bearing removal tool for oil recovery;

FIG. 4 is a schematic diagram of a partially exploded view of a pull rod assembly of an adjustable bearing removal tool for oil recovery;

fig. 5 is a schematic structural diagram of a draw hook structure in an oil recovery adjustable bearing removal tool.

In the figure: 1. a drawbar assembly; 11. a screw rod; 12. a nut pair; 13. a limiting ring; 14. a sleeve; 15. a limiting disc; 16. screwing the screw rod by hand; 17. a hand wheel; 18. a screw; 2. a clip assembly; 21. an upper clamping piece; 22. fastening a bolt; 23. positioning holes; 24. adjusting the bolt; 25. a lower clamping piece; 3. a hook structure; 31. a bar-shaped rod; 32. a hook head; 33. bolt holes.

Detailed Description

Please refer to fig. 1-5, in the embodiment of the utility model, an oil recovery adjustable bearing extracting tool, including pull rod assembly 1, pull rod assembly 1's outside fixed mounting has clamping piece assembly 2, clamping piece assembly 2's both ends all imbed and are provided with drag hook structure 3, clamping piece assembly 2 includes clamping piece 21 and is located the lower clamping piece 25 of clamping piece 21 lower extreme, go up the locating hole 23 that runs through all seted up to the inboard at the both ends of clamping piece 21 and lower clamping piece 25, the both ends of going up clamping piece 21 and lower clamping piece 25 all are provided with fastening bolt 22 jointly in the one side that is close to locating hole 23, the inboard of locating hole 23 runs through and is provided with adjusting.

In fig. 3 and 4: the pull rod assembly 1 comprises a lead screw 11, the rear end of the lead screw 11 is provided with a limiting disc 15, the front end fixedly connected with a hand wheel 17 of the lead screw 11, the outer side of the lead screw 11 is meshed with a nut pair 12, the outer side of the lead screw 11 is close to the rear end sliding connected with a sleeve 14 of the nut pair 12, the outer side of the sleeve 14 is embedded with a hand-screwed screw 16, the rear end of the limiting disc 15 is embedded with a screw 18, the rear end fixedly connected with a limiting ring 13 of the outer side of the nut pair 12, the hand wheel 17 drives the lead screw 11 to rotate through anticlockwise rotation of the hand wheel 17, so that the nut pair 12 moves forwards along the lead screw 11, thereby the clamping piece assembly 2 and the drag hook structure 3 move forwards together, the drag hook.

In fig. 4: counter bores are formed in the inner side of the limiting disc 15, threaded holes are formed in the inner side of the rear end of the lead screw 11, and the screws 18 are sequentially embedded into the inner sides of the limiting disc 15 and the lead screw 11, so that the limiting disc 15 can be detached from the lead screw 11, the sleeve 14 can be detached, the sleeves 14 with different inner diameters can be replaced, the rotating shafts with different diameters can be adapted, and the novel screw limiting disc has high practicability.

In fig. 2, 3 and 4: go up the middle part of clamping piece 21 and lower clamping piece 25 and cup joint in the inboard of nut pair 12, go up clamping piece 21 and lower clamping piece 25 and pass through fastening bolt 22 and nut pair 12 fixed connection to thereby can conveniently pull down clamping piece subassembly 2 on the nut pair 12, with the clamping piece subassembly 2 of changing different models, conveniently dismantle the bearing of different models.

In fig. 5: the drag hook structure 3 comprises a bar-shaped rod 31, a penetrating bolt hole 33 is formed in the upper end of the front side of the bar-shaped rod 31, and a hook head 32 is fixedly connected to the rear end of the bar-shaped rod 31, so that the bearing and the rotating shaft can be pulled out through the horizontal movement of the drag hook structure 3.

In fig. 2 and 5: the front end of the bar-shaped rod 31 is embedded into the inner sides of the two ends of the corresponding upper clamping piece 21 and the lower clamping piece 25, and the bolt hole 33 and the positioning hole 23 are located on the same axis, so that the bar-shaped rod 31 can rotate in the upper clamping piece 21 and the lower clamping piece 25, and the hook head 32 can simultaneously clamp the inner ring and the outer ring of the bearing.

In fig. 2 and 5: adjusting bolt 24 runs through the inboard of locating hole 23 and bolt hole 33 in proper order, and bar 31 passes through adjusting bolt 24 and last clamping piece 21 and lower clamping piece 25 fixed connection to fix drag hook structure 3 on last clamping piece 21 and lower clamping piece 25 through adjusting bolt 24, and conveniently pull down drag hook structure 3 from clamping piece subassembly 2.

The utility model discloses a theory of operation: when the bearing is dismantled from the axis of rotation as required, at first, rotate lead screw 11, adjusting nut pair 12 is to suitable position, then, sleeve 14 to pull rod assembly 1 cup joints the one end at the axis of rotation, then, screw rod 16 is twisted to clockwise rotation hand, make sleeve 14 cup joint in the axis of rotation, then, rotate drag hook structure 3, make gib head 32 block the inner and outer lane of bearing simultaneously, then, clockwise rotation adjusting bolt 24 again, make clamping piece assembly 2 and drag hook structure 3 fixed together, at this moment, anticlockwise rotation hand wheel 17, hand wheel 17 drives lead screw 11 and rotates, make nut pair 12 move along lead screw 11 forward, thereby make clamping piece assembly 2 and drag hook structure 3 move forward together, drag hook structure 3 pulling bearing, thereby pull out the bearing from the axis of rotation.

The above-mentioned, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an oil recovery adjustable bearing extracting tool, includes draw bar assembly (1), its characterized in that, the outside fixed mounting of draw bar assembly (1) has clamping piece subassembly (2), the both ends of clamping piece subassembly (2) all imbed and are provided with drag hook structure (3), clamping piece subassembly (2) are including last clamping piece (21) and lower clamping piece (25) that are located clamping piece (21) lower extreme, go up clamping piece (21) and the inboard at the both ends of lower clamping piece (25) and all set up locating hole (23) that run through, and go up clamping piece (21) and the both ends of lower clamping piece (25) and all be provided with fastening bolt (22) jointly near one side of locating hole (23), the inboard of locating hole (23) is run through and is provided with adjusting bolt (24).

2. The oil recovery adjustable bearing disassembling tool according to claim 1, characterized in that the pull rod assembly (1) comprises a lead screw (11), a limiting disc (15) is arranged at the rear end of the lead screw (11), a hand wheel (17) is fixedly connected to the front end of the lead screw (11), a nut pair (12) is engaged and connected to the outer side of the lead screw (11), a sleeve (14) is slidably connected to the outer side of the lead screw (11) close to the rear end of the nut pair (12), a hand-screwed screw (16) is embedded in the outer side of the sleeve (14), a screw (18) is embedded in the rear end of the limiting disc (15), and a limiting ring (13) is fixedly connected to the outer side of the nut pair (12).

3. The oil recovery adjustable bearing disassembling tool according to claim 2, characterized in that the inner side of the limiting disc (15) is provided with a counter bore, the inner side of the rear end of the lead screw (11) is provided with a threaded hole, and the screw (18) is embedded in the inner sides of the limiting disc (15) and the lead screw (11) in sequence.

4. The oil recovery adjustable bearing disassembling tool according to claim 2, characterized in that the middle parts of the upper clamping piece (21) and the lower clamping piece (25) are sleeved on the inner side of the nut pair (12), and the upper clamping piece (21) and the lower clamping piece (25) are fixedly connected with the nut pair (12) through a fastening bolt (22).

5. The oil recovery adjustable bearing disassembling tool according to claim 1, characterized in that the draw hook structure (3) comprises a bar-shaped rod (31), the upper end of the front side of the bar-shaped rod (31) is provided with a through bolt hole (33), and the rear end of the bar-shaped rod (31) is fixedly connected with a hook head (32).

6. The oil recovery adjustable bearing disassembling tool according to claim 5, characterized in that the front end of the bar-shaped rod (31) is embedded inside the two ends of the corresponding upper clamping piece (21) and lower clamping piece (25), and the bolt hole (33) and the positioning hole (23) are located on the same axis.

7. The oil recovery adjustable bearing disassembling tool according to claim 5, characterized in that the adjusting bolt (24) penetrates through the positioning hole (23) and the inner side of the bolt hole (33) in sequence, and the bar-shaped rod (31) is fixedly connected with the upper clamping piece (21) and the lower clamping piece (25) through the adjusting bolt (24).