CN211517355U

CN211517355U - Device is pulled out to balanced intraductal rubber circle of atress

Info

Publication number: CN211517355U
Application number: CN202020004685.8U
Authority: CN
Inventors: 史飞飞; 于霜; 吕亚男; 王英; 胡静
Original assignee: Suzhou Vocational Institute of Industrial Technology
Current assignee: Suzhou Vocational Institute of Industrial Technology
Priority date: 2020-01-02
Filing date: 2020-01-02
Publication date: 2020-09-18
Anticipated expiration: 2030-01-02

Abstract

The utility model discloses a device for pulling out rubber ring in pipe with balanced stress, which comprises a fixed body, a fixed seat and a dismounting rod, wherein the fixed body is a hoop structure and comprises a first hoop body, a second hoop body and a locking bolt, the first hoop body and the second hoop body are fixedly connected through the locking bolt, the left end and the right end of the top part of the fixed body are both fixedly provided with a fixed rod, the top ends of the two fixed rods are respectively and fixedly arranged at the left end and the right end of the bottom part of the fixed seat, the middle part of the fixed seat is provided with a through hole, the side wall of the dismounting rod slides relative to the inner side wall of the through hole, the structure of the utility model can realize the uniform stress of the rubber ring of the pipe fitting, avoid repeatedly striking the rubber ring, avoid the damage of the rubber ring, has simple structure, uniform stress and good use effect, the top end of the dismounting rod is provided with a stand column with a, the rubber ring is pulled out by rotating instead of straight line, so that the rubber ring is more labor-saving and convenient to pull out.

Description

Device is pulled out to balanced intraductal rubber circle of atress

Technical Field

The utility model relates to a technical field is pulled out to the rubber circle, specifically is a device is pulled out to balanced intraductal rubber circle of atress.

Background

At present, the dismantlement of workman rubber ring in the pipe box is generally through an ejector pin, then beat the ejector pin with the hammer, act on the edge of rubber ring through the ejector pin, beat out the rubber ring gradually, this kind of mode rubber ring atress is inhomogeneous, lead to the damage of rubber ring easily, be unfavorable for the used repeatedly of rubber ring, current rubber ring extraction device carries out the extraction of rubber ring through four kicking blocks, but traditional dismantlement is felt to be inlayed and is equipped with the atress pole (please refer to reference numeral 17 in fig. 1), need sharp extraction when extracting, but because the friction of rubber ring and pipe fitting, lead to extracting comparatively difficultly, for this reason, we propose a balanced intraductal rubber ring of atress and pull out the device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a device is pulled out to intraductal rubber circle of atress equilibrium to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a device for pulling out rubber rings in pipes with balanced stress comprises a fixed body, a fixed seat and a dismounting rod, wherein the fixed body is of a hoop structure and comprises a first hoop body, a second hoop body and a locking bolt, the first hoop body and the second hoop body are fixedly connected through the locking bolt, fixed rods are fixedly mounted at the left end and the right end of the top of the fixed body respectively, the top ends of the two fixed rods are fixedly mounted at the left end and the right end of the bottom of the fixed seat respectively, a through hole is formed in the middle of the fixed seat, the side wall of the dismounting rod slides relative to the inner side wall of the through hole, a force application nut is screwed on the dismounting rod, a force application sleeve and a driving block are sleeved on the dismounting rod, the bottom end of the force application sleeve is attached to the driving block, the force application nut abuts against the top end of the force application sleeve, a first driving rod is hinged around the bottom end of the side wall of the dismounting rod, and, the utility model discloses a bearing, including the lateral wall of first actuating lever, the inner middle part of lateral wall of first actuating lever articulates there is the second actuating lever, the top of second actuating lever articulates in the bottom of drive block, the top fixed mounting of disassembling rod has the screw rod, the top fixed mounting of fixing base has the pole setting, the lateral wall right-hand member fixed mounting of pole setting has the bearing, the inner circle inside wall fixed mounting of bearing has the stand, the bottom of stand is equipped with the thread groove, the top spiro union of screw rod is in.

Preferably, the bottom end of the dismounting rod is screwed with a mounting boss.

Preferably, the bottom end of the side wall of the fixing rod is provided with a step part, and the bottom end of the fixing rod is in threaded connection with a butterfly nut.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a structure can realize the even atress of pipe fitting rubber circle, avoids beating the rubber circle many times repeatedly, avoids the rubber circle to damage, simple structure, and the atress is even, excellent in use effect is equipped with the stand that has the thread groove on the top of dismounting rod, through the rotation of stand, drives dismounting rod upward movement, replaces the straight line to pull up through rotating, makes the extraction of rubber circle more laborsaving convenient.

Drawings

FIG. 1 is a schematic view of a conventional extracting apparatus;

fig. 2 is an overall schematic view of the present invention;

fig. 3 is a schematic view of a part of the structure of the present invention.

In the figure: 1. the fixing device comprises a fixing body, 2, a fixing rod, 21, a step portion, 3, a fixing seat, 4, a dismounting rod, 41, an installation boss, 5, a force application sleeve, 6, a force application nut, 7, a top block, 8, a first driving rod, 9, a second driving rod, 10, a driving block, 11, a screw rod, 12, a vertical rod, 13, a bearing, 14, an upright column, 15, a thread groove, 16 and a tightening butterfly nut.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 2 and fig. 3, the present invention provides a technical solution: a device for pulling out rubber rings in pipes with balanced stress comprises a fixed body 1, a fixed seat 3 and a dismounting rod 4, wherein the fixed body 1 is of a hoop structure and comprises a first hoop body, a second hoop body and a locking bolt, the first hoop body and the second hoop body are fixedly connected through the locking bolt, when the device is used, the fixed body 1 is buckled on the outer wall of a pipe fitting through the first hoop body and the second hoop body and then is fixed through the locking bolt, the left end and the right end of the top of the fixed body 1 are fixedly provided with fixed rods 2, the top ends of the two fixed rods 2 are respectively fixedly arranged at the left end and the right end of the bottom of the fixed seat 3, the middle part of the fixed seat 3 is provided with a through hole, the side wall of the dismounting rod 4 slides relative to the inner side wall of the through hole, the dismounting rod 4 is screwed with a force application nut 6, the dismounting rod 4 is sleeved with a force application sleeve 5 and a driving block 10, the, force application nut 6 contradicts on the top of application of force cover 5, the lateral wall bottom of dismounting rod 4 all articulates all around has first actuating lever 8, the top of first actuating lever 8 articulates there is kicking block 7, (kicking block 7 is rectangle column structure, the top of first actuating lever 8 articulates the upper end at kicking block 7, therefore under the dead weight effect, kicking block 7 is vertical decurrent state all the time), the inner middle part of lateral wall of first actuating lever 8 articulates there is second actuating lever 9, the top of second actuating lever 9 articulates the bottom at driving block 10, the top fixed mounting of dismounting rod 4 has screw rod 11, the top fixed mounting of fixing base 3 has pole setting 12, the lateral wall right-hand member fixed mounting of pole setting 12 has bearing 13, the outer lane left end of bearing 13 is fixed at the lateral wall right-hand member of pole setting 12, the inside wall inner circle fixed mounting of bearing 13 has stand 14, the bottom of stand 14 is equipped with thread groove 15, the top spiro.

Specifically, the bottom end of the dismounting rod 4 is screwed with the mounting boss 41, the mounting boss 41 is in a nut shape and is screwed at the bottom end of the dismounting rod 4, the bottom end of the first driving rod 8 is hinged to the outer wall of the mounting boss 41, and the mounting boss 41 is arranged to facilitate mounting of the first driving rod 8.

Specifically, a step portion 21 is provided at the bottom end of the side wall of the fixing rod 2, a wing nut 16 is screwed to the bottom end of the fixing rod 2, the wing nut 16 is screwed to the lower end of the fixing rod 2, and the fixing body 1 is abutted against the step surface of the step portion 21 by locking the wing nut 16, thereby realizing positioning.

The working principle is as follows: when using, during the use, be fixed in on the outer wall of pipe fitting through the fixed body 1, kicking block 7, first actuating lever 8, second actuating lever 9, the drive block 10 stretches in intraductal, kicking block 7 is used for the dismantlement of intraductal rubber circle, rotatory force application nut 6 through the spanner, force application nut 6 pushes down force application cover 5 and drive block 10 in proper order, finally prop kicking block 7 open, make kicking block 7 be located the below of intraductal rubber circle, after strutting, the outside contact pipe fitting inner wall of kicking block 7, then rotate stand 14, because the outside laminating of kicking block 7 is at the inner wall of pipe fitting, and then dismounting rod 4 can not rotate along with stand 14, then dismounting rod 4 upwards moves, the straight line that replaces dismounting rod 4 through the rotation of stand 14 is pulled out.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device is pulled out to balanced intraductal rubber circle of atress, includes fixed body (1), fixing base (3), dismounting rod (4), its characterized in that: the fixing body (1) is of a hoop structure and comprises a first hoop body, a second hoop body and a locking bolt, the first hoop body is fixedly connected with the second hoop body through the locking bolt, fixing rods (2) are fixedly mounted at the left end and the right end of the top of the fixing body (1), the two fixing rods (2) are fixedly mounted at the left end and the right end of the bottom of a fixing seat (3) respectively, a through hole is formed in the middle of the fixing seat (3), the side wall of a dismounting rod (4) slides relative to the inner side wall of the through hole, a force application nut (6) is screwed on the dismounting rod (4), a force application sleeve (5) and a driving block (10) are sleeved on the dismounting rod (4), the bottom end of the force application sleeve (5) is attached to the driving block (10), the force application nut (6) is abutted to the top end of the force application sleeve (5), and first driving rods (8) are hinged around the bottom end of the side wall of the dismounting rod (4), the top of first actuating lever (8) articulates there is kicking block (7), the inner middle part of lateral wall of first actuating lever (8) articulates there is second actuating lever (9), the top of second actuating lever (9) articulates the bottom in driving block (10), the top fixed mounting of disassembling rod (4) has screw rod (11), the top fixed mounting of fixing base (3) has pole setting (12), the lateral wall right-hand member fixed mounting of pole setting (12) has bearing (13), the inner circle inside wall fixed mounting of bearing (13) has stand (14), the bottom of stand (14) is equipped with thread groove (15), the top spiro union of screw rod (11) is in thread groove (15).

2. The device for pulling out the rubber ring in the pipe with balanced stress according to claim 1, is characterized in that: the bottom end of the dismounting rod (4) is in threaded connection with an installation boss (41).

3. The device for pulling out the rubber ring in the pipe with balanced stress according to claim 1, is characterized in that: the bottom end of the side wall of the fixing rod (2) is provided with a step part (21), and the bottom end of the fixing rod (2) is in threaded connection with a butterfly nut (16).