CN212272083U

CN212272083U - Fixing clamp for packing seat

Info

Publication number: CN212272083U
Application number: CN202020186077.3U
Authority: CN
Inventors: 徐殿才; 徐聪聪; 李延年; 马云鹤; 王锐; 裴雯雯; 杜亚萍; 陈岩; 胡良守
Original assignee: Petrochina Co Ltd
Current assignee: Petrochina Co Ltd
Priority date: 2020-02-19
Filing date: 2020-02-19
Publication date: 2021-01-01
Anticipated expiration: 2030-02-19

Abstract

The utility model discloses a packing seat fixation clamp, include: a mounting frame; the fixing barrel is arranged on the mounting rack and provided with an axial channel capable of placing a packing sealing element, and a connecting hole capable of being communicated with the axial channel is formed in the barrel wall of the fixing barrel; and the locking part is provided with a locking piece, and the locking piece can penetrate through the connecting hole and abut against the inside of the guide groove of the packing sealing piece. The utility model discloses utilize the retaining member to pass the connecting hole and push up to in the guide way at the packing sealing member to prevent that the packing sealing member from rotating in the solid fixed cylinder, and then fix the packing sealing member and be convenient for follow-up operation in the solid fixed cylinder. Therefore, the surface of a packing sealing element can not be damaged in the process of replacing the packing, and the situation that the packing is subjected to gap slipping and causes accidental injury to operators is avoided.

Description

Fixing clamp for packing seat

Technical Field

The utility model relates to a packing technical field is changed to the pumping well, especially relates to a packing seat fixation clamp.

Background

At present, in the process of replacing the packing of an oil pumping well on site, because a standard packing seat clamping and fixing tool does not exist, when an old packing is disassembled and a new packing is installed, a large pipe wrench is only used for occluding the packing seat or the opening of the packing is aligned to the plane steel of a base of the oil pumping unit to serve as a fixed point, but the following technical defects, potential safety hazards and problems exist in the process of disassembling a spring pressing cap, taking down the old packing and installing the new packing: (1) the large pipe tongs are used for occluding the packing base, and the pipe tongs teeth are easy to bite the surface of the packing base, so that the sealing effect is influenced; (2) the opening slippage and accidental injury to operators easily occur in the process of disassembling the spring pressing cap and the old packing by aligning the packing opening to the plane steel of the base of the pumping unit as a fixed point.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a packing seat fixation clamp for solve the surface that current packing was changed the in-process and easily wounded the packing and easily take place the opening slippage, cause the difficult problem of unexpected injury to operating personnel.

The above object of the present invention can be achieved by the following technical solutions:

the utility model provides a packing seat fixation clamp, include: a mounting frame; the fixing barrel is arranged on the mounting rack and provided with an axial channel capable of placing a packing sealing element, and a connecting hole capable of being communicated with the axial channel is formed in the barrel wall of the fixing barrel; and the locking part is provided with a locking piece, and the locking piece can penetrate through the connecting hole and abut against the inside of the guide groove of the packing sealing piece.

Preferably, the retaining member is a locking screw, the connecting hole is a threaded hole, and the retaining member is in threaded connection with the connecting hole.

Preferably, the wall of the fixed cylinder is connected with a locking nut, a through hole of the locking nut is opposite to the connecting hole, and the locking screw can be in threaded connection with the locking nut.

Preferably, the mounting bracket includes: a base having a connection groove; the support has the connection bottom plate and connects connect connection riser on the connection bottom plate, the connection bottom plate sets up in the spread groove, the connection riser with the solid fixed cylinder links to each other.

Preferably, the connecting groove is a T-shaped groove, and the connecting vertical plate is vertically connected to the connecting bottom plate and can extend into the T-shaped groove.

Preferably, the connecting bottom plate and the connecting vertical plate are integrally formed.

Preferably, the base can be fixedly connected to the tool box through a connecting piece.

Preferably, the locking part further has a handle connected at a free end of the locking member.

Preferably, wherein the handle comprises: the locking device comprises an operating rod and a locking block, wherein the locking block is arranged on the operating rod in a penetrating mode, and the locking block is in threaded connection with the free end of the locking piece.

Preferably, the handle has a non-slip projection thereon.

The utility model discloses a characteristics and advantage are:

utilize the retaining member to pass the connecting hole and push up and support in the guide way of packing sealing member to prevent that the packing sealing member from rotating in the solid fixed cylinder, and then fix the packing sealing member and be convenient for follow-up operation in the solid fixed cylinder. Therefore, the surface of a packing sealing element can not be damaged in the process of replacing the packing, and the situation that the packing is subjected to gap slipping and causes accidental injury to operators is avoided.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

FIG. 1 is a front view of a retainer clip for a packing seat of the present invention;

fig. 2 is a right side view of the packing seat fixing clip of the present invention;

fig. 3 is a use state diagram of the packing seat fixing clip of the present invention.

Reference numerals and description:

100. a packing seat fixing clamp; 1. a mounting frame; 11. a base; 111. connecting grooves; 12. a support; 121. connecting the bottom plate; 122. connecting a vertical plate; 2. a fixed cylinder; 21. an axial channel; 22. connecting holes; 3. a locking portion; 31. a locking member; 32. locking the nut; 33. a handle; 331. a joystick; 332. a locking block; 333. an anti-slip projection; 4. a connecting member; 5. a tool box; 200. a packing seal; 210. a guide groove; 220. old packing; 230. a sealing gland; 240. a spring pressing cap; 250. a spring; 260. a connecting bolt; 270. a packing seat.

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.

The utility model provides a packing seat fixation clamp 100 please refer to fig. 1 to 3, and this packing seat fixation clamp 100 includes mounting bracket 1, a fixed cylinder 2 and locking portion 3. The fixed cylinder 2 is arranged on the mounting rack 1, the fixed cylinder 2 is provided with an axial channel 21 capable of placing the packing sealing element 200, and the wall of the fixed cylinder 2 is provided with a connecting hole 22 capable of being communicated with the axial channel 21; the locking part 3 has a locking member 31, and the locking member 31 can pass through the connecting hole 22 and abut against the guiding groove 210 of the packing seal 200.

The utility model discloses utilize retaining member 31 to pass the connecting hole 22 of solid fixed cylinder 2 and push up to in the guide way 210 of packing sealing member 200 to prevent that packing sealing member 200 from rotating in solid fixed cylinder 2, and then fix packing sealing member 200 and be convenient for follow-up old packing 220's of changing operation in solid fixed cylinder 2. Therefore, the surface of the packing sealing element 200 cannot be damaged in the process of replacing the old packing 220, and the situation that the old packing 220 generates gap slipping and causes accidental injury to operators is avoided.

Further, referring to fig. 1 to 3, the locking member 31 is a locking screw, the connecting hole 22 is a threaded hole, and the locking member 31 is in threaded connection with the connecting hole 22. In this embodiment, the packing seal 200 is prevented from rotating in the fixing cylinder 2 by rotating the locking member 31 (i.e., the locking screw) to pass through the connecting hole 22 (i.e., the threaded hole) and abut against the guide groove 210 of the packing seal 200, thereby fixing the packing seal 200 in the fixing cylinder 2 for subsequent operations. This kind of design benefit has utilized the cooperation of locking screw and screw hole for retaining member 31 pushes up gradually in the guide way 210 of packing sealing member 200, thereby guarantees that packing sealing member 200 can not damage because of bearing the too big load that retaining member 31 suddenly applyed.

Further, referring to fig. 1 to 3, a locking nut 32 is connected to the wall of the fixed cylinder 2, a through hole of the locking nut 32 is disposed opposite to the connection hole 22, and a locking screw can be threadedly connected to the locking nut 32. The locking screw can be prevented from being inclined due to the fact that the contact area of the locking screw and the fixed cylinder 2 is small by increasing the locking nut 32, and therefore the locking screw is righted, and the stability of matching of the locking screw and the fixed cylinder is guaranteed.

In some embodiments, referring to fig. 1 to 3, the mounting frame 1 includes a base 11 and a bracket 12. The base 11 has a connecting groove 111; the bracket 12 has a connecting bottom plate 121 and a connecting vertical plate 122 connected to the connecting bottom plate 121, the connecting bottom plate 121 is disposed in the connecting groove 111, and the connecting vertical plate 122 is connected to the fixed cylinder 2.

Specifically, a fixed cylinder 2 is horizontally placed, an axial channel 21 of the fixed cylinder is horizontally arranged, a connecting hole 22 in the fixed cylinder 2 is located above, a connecting vertical plate 122 of the mounting frame 1 is connected below the fixed cylinder 2, and the extending direction of the connecting vertical plate 122 is parallel to the axial direction of the fixed cylinder 2.

Further, referring to fig. 1 and 2, the connecting groove 111 is a T-shaped groove, and the connecting riser 122 is vertically connected to the connecting base plate 121 and can extend into the connecting groove 111 (i.e., the T-shaped groove). In some embodiments, the connecting bottom plate 121 and the connecting riser 122 are integrally formed, that is, the integrally formed connecting bottom plate 121 and connecting riser 122 have a cross section in a shape of a "T", so that load transmission between the connecting bottom plate 121 and the connecting riser 122 is more uniform and stable, production and installation are facilitated, and installation efficiency is improved.

In order to increase the convenience of the packing seat fixing clip 100 in the actual use process, in some embodiments, please refer to fig. 1 to 3, the base 11 can be fixedly connected to the tool box 5 through the connecting member 4. This toolbox 5 not only can increase the convenience of construction, when not using this packing seat fixation clamp 100 moreover, this packing seat fixation clamp 100 is packed into in this toolbox 5 after dismantling to the workman of being convenient for carries and the equipment, can avoid whole handling in-process structural damage simultaneously.

In some embodiments, referring to fig. 1-3, the retaining portion 3 further has a handle 33, the handle 33 being attached at the free end of the retaining member 31. Through increasing handle 33, need not constructor direct operation retaining member 31, and increased the length of the arm of force to can labour saving and time saving be more convenient.

Further, referring to fig. 1 to 3, the handle 33 includes an operating lever 331 and a locking block 332, the locking block 332 is disposed on the operating lever 331, and the locking block 332 is screwed to the free end of the locking member 31. In this embodiment, the locking block 332 is connected to the locking member 31 by a screw thread, so that the detachment and installation are facilitated, and the stress transmission is ensured to be more stable.

To ensure that the handle 33 does not slip during use, in some embodiments, referring to fig. 1-3, the handle 33 has anti-slip protrusions 333. The constructor increases the frictional force at the contact position by contacting with the anti-slip convex part 333, thereby avoiding the occurrence of unstable force transfer and time-consuming force transfer.

The following describes the use of the packing seat retaining clip 100:

firstly, inserting the connecting bottom plate 121 and the connecting vertical plate 122 into a T-shaped groove of the base 11; the base 11 is then fixedly connected to the tool box 5 through the connecting member 4, and the connecting riser 122 is connected to the fixing cylinder 2, and the structure is shown in fig. 1 and 2.

Referring to fig. 3, the handle 33 is rotated forward, and the locking member 31 is driven to rotate to a predetermined position by the handle 33; the removed packing 200 is integrally inserted into the axial passage 21 of the fixing barrel 2, and the guide groove 210 of the packing 200 is aligned with the lower end of the locker 31.

Then, the handle 33 is reversely rotated, so that the locking member 31 passes through the connecting hole 22 on the fixing cylinder 2 and abuts against the guide groove 210 of the packing seal member 200; at this time, the packing 200 is fixed in the fixing cylinder 2, and the operator can replace the old packing 220 of the packing 200, which is divided into a first step and a second step.

The first step is to disassemble the old packing 220, specifically, the disassembling process of the old packing 220 of the packing seal 200 is as follows: after unscrewing the seal gland 230 of the packing seal 200, the operator uses a pipe wrench to remove the spring gland 240 of the packing seal 200 from the packing seat 270 and remove the spring 250; then the connecting bolt 260 between the packing seat 270 and the old packing 220 is removed by a special tool, and at the moment, the old packing 220 can be easily taken down to finish the disassembly of the old packing 220.

Step two is to install a new packing, specifically, the installation process of the new packing of the packing sealing element 200 is as follows: an operator loads a new packing into the packing seat 270, and then connects the connecting bolt 260 between the packing seat 270 and the new packing with a special tool; then, the spring 250 and the spring pressing cap 240 are sequentially mounted on the packing seat 270 by using a pipe wrench, and finally, the seal pressing cover 230 of the packing seal 200 is screwed, so that the mounting of a new packing is completed.

The utility model discloses a packing seat fixation clamp 100 not only can accomplish the dismantlement of packing sealing member 200's old packing 220, can also install new packing into this packing sealing member 200's packing seat 270 on, it changes the in-process and need not frequently to fix this packing sealing member 200, as long as fixed once can realize dismantling the function with the installation, consequently labour saving and time saving more, improvement change efficiency.

The above are only a few embodiments of the present invention, and those skilled in the art can make various changes or modifications to the embodiments of the present invention according to the disclosure of the application document without departing from the spirit and scope of the present invention.

Claims

1. A packing seat fixation clamp, comprising:

a mounting frame;

the fixing barrel is arranged on the mounting rack and provided with an axial channel capable of placing a packing sealing element, and a connecting hole capable of being communicated with the axial channel is formed in the barrel wall of the fixing barrel;

and the locking part is provided with a locking piece, and the locking piece can penetrate through the connecting hole and abut against the inside of the guide groove of the packing sealing piece.

2. The packing seat retaining clip of claim 1, wherein the retaining member is a locking screw, the attachment hole is a threaded hole, and the retaining member is threadedly attached to the attachment hole.

3. The packing seat fixing clamp according to claim 2, wherein a locking nut is connected to a wall of the fixing barrel, a through hole of the locking nut is arranged opposite to the connecting hole, and the locking screw can be in threaded connection with the locking nut.

4. The packing set retaining clip of claim 1, wherein the mounting bracket includes:

a base having a connection groove;

the support has the connection bottom plate and connects connect connection riser on the connection bottom plate, the connection bottom plate sets up in the spread groove, the connection riser with the solid fixed cylinder links to each other.

5. The packing seat retaining clip of claim 4, wherein the connecting groove is a T-shaped groove, and the connecting riser is vertically connected to the connecting bottom plate and can extend into the T-shaped groove.

6. The packing seat retaining clip of claim 4 or 5, wherein the connecting bottom plate and the connecting riser are integrally formed.

7. The packing set retaining clip of claim 4, wherein the base is fixedly attachable to the tool box by a connector.

8. The packing set retaining clip of claim 1, wherein the locking portion further has a handle attached at a free end of the retaining member.

9. The packing set retaining clip of claim 8, wherein the handle includes:

the locking device comprises an operating rod and a locking block, wherein the locking block is arranged on the operating rod in a penetrating mode, and the locking block is in threaded connection with the free end of the locking piece.

10. The packing set retaining clip of claim 8, wherein the handle has a non-slip projection thereon.