CN219509946U - Clamping tool - Google Patents

Abstract

The utility model belongs to the technical field of pipeline protection, and discloses a clamping tool. The clamping tool comprises a first clamping bolt and a mounting seat, wherein the mounting seat comprises a connecting part, a first mounting part and a butt piece, the first mounting part and the butt piece are respectively arranged at two ends of the connecting part, the butt piece is used for propping against a flange piece on one side, a first threaded hole matched with the first clamping bolt is formed in the first mounting part, and the end part of the first clamping bolt, stretching out of the first threaded hole, is propped against the flange piece on the other side so that the flange pieces on two sides are clamped. The abutting piece of the clamping tool abuts against the flange piece on one side, the first clamping bolt abuts against the flange piece on the other side, so that the abutting piece and the first clamping bolt abut against the flange pieces on the two sides from the two sides, the flange pieces on the two sides of the pipeline joint are fastened, the two connecting flange pieces are ensured to still keep the integral sealing strength unchanged after the original fastening nut on the flange pieces is detached, and leakage of medium in the pipeline is avoided.

Description

Clamping tool

Technical Field

The utility model relates to the technical field of pipeline protection, in particular to a clamping tool.

Background

The pipeline for conveying petrochemical products is provided with an electrostatic jumper wire at the flange connection part, so that the electrostatic jumper wire is used for eliminating static electricity in the pipeline and preventing static spark. The electrostatic bridging is performed by connecting two adjacent flange plates by using a metal with good conductivity, such as copper, specifically, loosening nuts on the flange plates, respectively connecting two ends of the metal with screw rods on two sides, and then tightening the nuts, thereby pressing the metal on the flange plates on two sides.

And part of the pipelines are not provided with the electrostatic jumper wires or the electrostatic jumper wires are damaged, and nuts on the flange plates are required to be unscrewed in the later period to be additionally provided with the electrostatic jumper wires, but the unscrewed nuts easily cause leakage of medium in the pipelines, so that great potential safety hazards are caused.

Disclosure of Invention

The utility model aims to provide a clamping tool which can clamp a flange piece on a pipeline and prevent medium in the pipeline from leaking.

To achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a clamping tool, which comprises:

a first clamping bolt;

the mounting seat comprises a connecting part, a first mounting part and a butt piece, wherein the first mounting part and the butt piece are respectively arranged at two ends of the connecting part, the butt piece is used for propping against a flange piece on one side, a first threaded hole matched with a first clamping bolt is formed in the first mounting part, and the first clamping bolt stretches out of the end part of the first threaded hole to prop against the flange piece on the other side so that the flange pieces on two sides are clamped.

Preferably, the abutting piece comprises a second installation part and a second clamping bolt, the second installation part is arranged at one end of the connecting part, a second threaded hole matched with the second clamping bolt is formed in the second installation part, and the end part of the second clamping bolt, extending out of the second threaded hole, abuts against the flange plate.

Preferably, the first clamping bolt and the second clamping bolt are identical in model.

Preferably, the first mounting portion, the connecting portion, and the second mounting portion are integrally formed.

Preferably, the abutment is a rectangular block.

Preferably, the side of the abutting piece, which is close to the flange piece, is provided with anti-skid grains.

Preferably, the mounting seat is of a U-shaped structure.

Preferably, the connecting portion is provided with a through groove.

Preferably, the first mounting portion, the connecting portion, and the abutting piece are each made of steel.

The utility model has the beneficial effects that:

according to the clamping tool provided by the utility model, the abutting piece at one end of the connecting part abuts against the flange piece at one side, the first threaded hole is formed in the first mounting part at the other end of the connecting part, the first clamping bolt is screwed into the first threaded hole, the end part of the first clamping bolt abuts against the flange piece at one side, and the abutting piece and the first clamping bolt abut against the flange pieces at two sides from two sides, so that the flange pieces at two sides of the pipeline joint are fastened, the two connecting flange pieces can still keep the integral sealing strength unchanged after the original fastening nut on the flange pieces is detached, and leakage of a medium in the pipeline is avoided.

Drawings

Fig. 1 is a schematic structural diagram of a clamping tool according to an embodiment of the present utility model.

In the figure:

1-a first clamping bolt;

2-a mounting base; 21-a connection; 22-a first mounting portion; 23-an abutment; 231-a second mounting portion; 232-second clamping bolt.

Detailed Description

The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.

In the description of the present embodiment, the terms "upper", "lower", "right", "left", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.

As shown in fig. 1, the utility model provides a clamping tool, which comprises a first clamping bolt 1 and a mounting seat 2, wherein the mounting seat 2 comprises a connecting part 21, a first mounting part 22 and a abutting piece 23, the first mounting part 22 and the abutting piece 23 are respectively arranged at two ends of the connecting part 21, the abutting piece 23 is used for abutting against a flange piece at one side, a first threaded hole matched with the first clamping bolt 1 is formed in the first mounting part 22, and the end part of the first clamping bolt 1 extending out of the first threaded hole abuts against the flange piece at the other side so as to clamp the flange pieces at two sides. In this embodiment, the abutting piece 23 at one end of the connecting portion 21 abuts against the flange piece at one side, the first screw hole is formed in the first mounting portion 22 at the other end of the connecting portion 21, the first clamping bolt 1 is screwed into the first screw hole, and the end of the first clamping bolt 1 abuts against the flange piece at one side, so that the abutting piece 23 and the first clamping bolt 1 abut against the flange pieces at two sides from two sides, thereby fastening the flange pieces at two sides of the pipeline joint, ensuring that after the original fastening nut on the flange piece is removed, the two connecting flange pieces can still keep the overall sealing strength unchanged, and avoiding leakage of medium in the pipeline; specifically, after the operator abuts the abutment member 23 on the flange piece on one side, the first clamping bolt 1 is screwed with a preset torque value using a torque wrench so that the abutment member 23 and the first clamping bolt 1 clamp the flange piece from both sides.

Further, as shown in fig. 1, the abutment member 23 includes a second mounting portion 231 and a second clamping bolt 232, the second mounting portion 231 is disposed at one end of the connecting portion 21, a second threaded hole is formed in the second mounting portion 231 and is matched with the second clamping bolt 232, and an end portion of the second clamping bolt 232 extending out of the second threaded hole abuts against the flange. In this embodiment, the structures and shapes of the second installation portion 231 and the first installation portion 22 are the same, and the positions of the first installation portion 22 and the second installation portion 231 are relatively set at two ends of the connection portion 21, so that two operators can use torque wrenches to screw with a preset torque value from two sides simultaneously due to the clamping bolts provided at two sides of the clamping tool, and further the installation efficiency of the clamping tool is improved.

Specifically, the first clamping bolt 1 and the second clamping bolt 232 are identical in model. In this embodiment, the first clamping bolt 1 and the second clamping bolt 232 are bolts with the same model, so that the first clamping bolt 1 can be screwed into the second threaded hole, the second clamping bolt 232 can be screwed into the first threaded hole, that is, the first clamping bolt 1 and the second clamping bolt 232 can be commonly used for two threaded holes, an operator does not need to distinguish the first clamping bolt 1 and the second clamping bolt 232 to install, the installation and the use of the clamping tool are greatly facilitated, and the practicability is improved.

Further, the first mounting portion 22, the connecting portion 21, and the second mounting portion 231 are integrally formed. In this embodiment, the integrated forming arrangement improves the connection strength of the three.

Further, the abutment 23 is a rectangular parallelepiped block. In this embodiment, the abutting piece 23 is a cuboid block and directly abuts against the flange plate, so that a clamping bolt is not required to be additionally arranged, the installation space of the clamping tool is saved, and the environmental adaptability of the clamping tool is improved.

Specifically, the abutment 23 is provided with anti-slip lines on the side thereof close to the flange plate. In this embodiment, the surface of the abutting piece 23 abutting against the flange is provided with anti-slip lines, so that the friction force between the abutting piece 23 and the flange can be increased, and the clamping tool is prevented from falling off from the flange under the action of external force.

Further, as shown in fig. 1, the mounting base 2 has a U-shaped structure. In this embodiment, when this clamping fixture is installed, operating personnel stride the mount pad 2 on the flange piece of establishing both sides, later revolve and twist first clamping bolt 1, U type structure can make mount pad 2 place on the flange piece of both sides steadily, can press from both sides the flange piece of both sides simultaneously effectively.

Further, the connecting portion 21 is provided with a through groove. In this embodiment, the connecting portion 21 is provided with a through groove, so that the weight of the connecting portion 21 is reduced, and the portable device is convenient to carry.

Further, the first mounting portion 22, the connecting portion 21, and the abutment 23 are each made of steel. In the present embodiment, the first mounting portion 22, the connecting portion 21 and the abutting piece 23 are all made of steel No. 45, and are high in hardness and good in wear resistance.

It is to be understood that the above examples of the present utility model are provided for clarity of illustration only and are not limiting of the embodiments of the present utility model. Various obvious changes, rearrangements and substitutions can be made by those skilled in the art without departing from the scope of the utility model. It is not necessary here nor is it exhaustive of all embodiments. Any modification, equivalent replacement, improvement, etc. which come within the spirit and principles of the utility model are desired to be protected by the following claims.

Claims (9)

1. Clamping frock, its characterized in that includes:

a first clamping bolt (1);

the mounting seat (2), mount pad (2) include connecting portion (21), first installation department (22) and butt spare (23), first installation department (22) with butt spare (23) set up respectively the both ends of connecting portion (21), butt spare (23) are used for supporting with the flange piece of one side and lean on, offer on first installation department (22) with first clamping bolt (1) complex first screw hole, first clamping bolt (1) stretches out the tip of first screw hole supports tightly on the flange piece of opposite side, so that both sides the flange piece presss from both sides tightly.

2. The clamping tool according to claim 1, wherein the abutting piece (23) comprises a second mounting portion (231) and a second clamping bolt (232), the second mounting portion (231) is arranged at one end of the connecting portion (21), a second threaded hole matched with the second clamping bolt (232) is formed in the second mounting portion (231), and the end portion, extending out of the second threaded hole, of the second clamping bolt (232) abuts against the flange plate.

3. Clamping fixture according to claim 2, characterized in that the first clamping bolt (1) and the second clamping bolt (232) are of the same type.

4. Clamping fixture according to claim 2, characterized in that the first mounting part (22), the connecting part (21) and the second mounting part (231) are integrally formed.

5. Clamping fixture according to claim 1, characterized in that the abutment (23) is a cuboid block.

6. Clamping fixture according to claim 5, characterized in that the abutment member (23) is provided with anti-slip threads on the side close to the flange plate.

7. Clamping fixture according to claim 1, characterized in that the mounting base (2) is of a U-shaped structure.

8. Clamping fixture according to claim 1, characterized in that the connecting part (21) is provided with a through slot.

9. Clamping fixture according to any of claims 1-8, wherein the first mounting portion (22), the connecting portion (21) and the abutment (23) are all made of steel.