CN220389267U

CN220389267U - I-shaped spanner

Info

Publication number: CN220389267U
Application number: CN202321420333.0U
Authority: CN
Inventors: 丁建军
Original assignee: Guangdong Yuedian Xinhui Power Generation Co ltd
Current assignee: Guangdong Yuedian Xinhui Power Generation Co ltd
Priority date: 2023-06-06
Filing date: 2023-06-06
Publication date: 2024-01-26
Anticipated expiration: 2033-06-06

Abstract

The utility model discloses an I-shaped wrench, which comprises a handle, wherein a connecting rod is fixedly connected to one end of the handle, two ends of the connecting rod extend towards two sides of the handle and are fixedly connected with a wrench clamping arm respectively, the wrench clamping arm extends towards two sides of the connecting rod respectively, the handle and the connecting rod are arranged at a certain included angle, the wrench clamping arm and the handle are vertically arranged, and the two wrench clamping arms are parallel to each other; through the structure and the position setting of spanner arm and handle, design independent special spanner head structure of opening and shutting respectively to the valve operation, when using this spanner, no matter open the valve or when closing the valve, can all reach the biggest with spanner handle's extension moment to very big saving the effort that the operation valve needs, improved operating personnel's work efficiency.

Description

I-shaped spanner

Technical Field

The utility model belongs to the technical field of valve auxiliary tools, and particularly relates to an I-shaped wrench.

Background

The gas-steam combined cycle generator set has the characteristics of high start-stop speed, high efficiency, environmental protection and the like, and is often used as a peak shaver set to start and stop every day. Before the unit starts, many manual valves in the thermodynamic system need to be operated, and in order to facilitate the rotation of the valve hand wheel, the rotation moment of the valve hand wheel needs to be increased by a wrench to operate. However, most of the existing wrenches are F-shaped wrenches, when the valve is operated, after the wrenches clamp the edge of the valve hand wheel, the radial included angle between the wrench handle and the valve is too large, sometimes even 90 degrees, the wrenches cannot provide enough torque for on-site operators to switch the valve, so that the operators still have very laborious operation and low operation efficiency.

Disclosure of Invention

The utility model provides the I-shaped wrench which is more labor-saving and convenient for operators to use in order to overcome the defects of the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides an I-shaped spanner, includes the handle, the rigid coupling has the connecting rod on handle one end, the both ends of connecting rod extend and a spanner card arm of rigid coupling respectively to the handle both sides, spanner card arm extends to the connecting rod both sides respectively, the handle with the connecting rod is certain contained angle setting, spanner card arm with the handle is perpendicular setting, and two spanner card arms are parallel to each other.

Preferably, the wrench clamping arm comprises a first clamping arm and a second clamping arm, the first clamping arm is fixedly connected to one end of the connecting rod, which is arranged at an acute angle with the handle, and the second clamping arm is welded to the other end of the connecting rod, which is arranged at an obtuse angle with the handle.

Preferably, the first clamping arm is provided with two first clamping grooves, the first clamping grooves are formed in one side, away from the handle, of the side wall of the first clamping arm, and the two first clamping grooves are respectively distributed on two sides of the connecting rod; two second clamping grooves are formed in the second clamping arm, the side wall of the second clamping arm faces to one side of the handle, and the two second clamping grooves are also distributed on two sides of the connecting rod respectively.

Preferably, the first clamping groove and the second clamping groove are of concave curved surface structures, and arc chamfer angles are arranged on the groove edges of the first clamping groove and the second clamping groove.

Preferably, elastic blocks are adhered in the first clamping groove and the second clamping groove.

Preferably, the elastic block is a rubber block.

Preferably, the elastic block is fixedly connected with a plurality of friction protrusions.

Preferably, the friction protrusions are a plurality of friction protrusions which are uniformly distributed, or a plurality of friction strips which are obliquely arranged relative to the plane of the valve hand wheel.

Preferably, the two sides of the handle are provided with reinforcing ribs, one end of each reinforcing rib is fixedly connected to the side wall of the connecting rod, and the other end of each reinforcing rib is fixedly connected to the side wall of the handle.

Preferably, the connecting rod is arranged at an inclined included angle of 45 degrees relative to the handle.

The utility model has the technical effects that: through the structure and the position setting of spanner arm and handle, design independent special spanner head structure of opening and shutting respectively to the valve operation, when using this spanner, no matter open the valve or when closing the valve, can all reach the biggest with spanner handle's extension moment to very big saving the effort that the operation valve needs, improved operating personnel's work efficiency.

Drawings

Fig. 1 is a first structural schematic diagram of the present utility model.

Fig. 2 is a second structural schematic diagram of the present utility model.

Fig. 3 is a schematic view of the structure of the valve of the present utility model when the valve is opened.

FIG. 4 is a schematic view of the valve closing structure of the present utility model

The reference numerals of the main technical characteristics in the drawings are as follows: 1. a handle; 2. a connecting rod; 31. a first clamping arm; 311. a first clamping groove; 32. a second clamping arm; 321. a second clamping groove; 4. reinforcing ribs; 5. and a valve hand wheel.

Detailed Description

The utility model is further illustrated by the following detailed description and the accompanying drawings.

As shown in fig. 1-4, an i-shaped wrench comprises a handle 1, wherein a connecting rod 2 is welded at one end of the handle 1, and the connecting rod 2 is arranged at an inclined included angle of 45 degrees relative to the handle 1.

Further, the two ends of the connecting rod 2 extend towards the two sides of the handle 1, two wrench clamping arms are welded on the two ends of the connecting rod respectively, the two wrench clamping arms are perpendicular to the handle 1 and the connecting rod 2, and the two wrench clamping arms are arranged in parallel.

Specifically, the wrench clamping arm comprises a first clamping arm 31 and a second clamping arm 32, the first clamping arm 31 is welded at one end of the connecting rod 2, which is arranged at an acute angle with the handle 1, and the second clamping arm 32 is welded at the other end of the connecting rod 2, which is arranged at an obtuse angle with the handle 1; two first clamping grooves 311 are formed in the first clamping arm 31, the first clamping grooves 311 are formed in one side of the side wall of the first clamping arm 31, which is away from the handle 1, and the two first clamping grooves 311 are respectively distributed on two sides of the connecting rod 2; two second clamping grooves 321 are formed in the second clamping arm 32, the second clamping grooves 321 are formed in one side of the side wall of the second clamping arm 32, which faces the handle 1, and the two second clamping grooves 321 are also respectively distributed on two sides of the connecting rod 2.

Further, an elastic block is bonded in the first clamping groove 311 and the second clamping groove 321, the elastic block may be a rubber block, a plurality of friction protrusions are fixedly connected on the elastic block, the friction protrusions may be a plurality of friction protrusions which are uniformly distributed, or may be a plurality of friction strips which are obliquely arranged relative to the plane where the valve hand wheel 5 is located.

Further, the first clamping groove 311 and the second clamping groove 321 are both concave curved structures, and the edges of the grooves are provided with arc chamfers, so that the contact area between the wrench clamping arm and the valve hand wheel 5 is enlarged, and meanwhile, the damage degree of the paint surface of the hand wheel due to force in the operation process is reduced.

Further, the two sides of the handle 1 are provided with reinforcing ribs 4, one end of each reinforcing rib 4 is fixedly connected to the side wall of the connecting rod 2, and the other end of each reinforcing rib is fixedly connected to the side wall of the handle 1 so as to strengthen the connection strength between the handle 1 and the connecting rod 2.

When the valve is opened or closed, the wrench clamping arm is clamped into the valve hand wheel 5, the handle 1 is positioned above the valve hand wheel 5 obliquely, the first clamping arm 31 is abutted against the outer annular surface of the annular ring of the valve hand wheel 5 and positioned at one side of the handle 1 in the same direction as the rotation direction of the valve hand wheel 5, the first clamping groove 311 is clamped onto the annular ring of the valve hand wheel 5, the second clamping arm 32 is abutted against the inner annular surface of the annular ring of the valve hand wheel 5 and positioned at one side of the handle 1 opposite to the rotation direction of the valve hand wheel 5, and the second clamping groove 321 is clamped onto the annular ring of the valve hand wheel 5; at this time, the handle 1 and the valve hand wheel 5 radially tend to be in the same direction or the same direction, so that the action of the extending moment of the handle 1 is exerted to the maximum, and the labor-saving action of the opening and closing valve is ensured.

The above embodiments are merely examples of the present utility model, but the present utility model is not limited thereto, and the present utility model may be applied to similar products, and any person skilled in the art who is skilled in the field of the present utility model shall make changes or modifications within the scope of the present utility model.

Claims

1. An i-shaped wrench, which is characterized in that: including handle (1), rigid coupling has connecting rod (2) on handle (1) one end, the both ends of connecting rod (2) extend and a spanner card arm of rigid coupling respectively to handle (1) both sides, spanner card arm extends to connecting rod (2) both sides respectively, handle (1) with connecting rod (2) are certain contained angle setting, spanner card arm with handle (1) are perpendicular setting, and two spanner card arms are parallel to each other.

2. An i-wrench as claimed in claim 1, wherein: the spanner clamping arm comprises a first clamping arm (31) and a second clamping arm (32), wherein the first clamping arm (31) is fixedly connected to one end of the connecting rod (2) which is arranged at an acute angle with the handle (1), and the second clamping arm (32) is welded to the other end of the connecting rod (2) which is arranged at an obtuse angle with the handle (1).

3. An i-wrench as claimed in claim 2, wherein: two first clamping grooves (311) are formed in the first clamping arm (31), the first clamping grooves (311) are formed in one side, away from the handle (1), of the side wall of the first clamping arm (31), and the two first clamping grooves (311) are respectively distributed on two sides of the connecting rod (2); two second clamping grooves (321) are formed in the second clamping arm (32), the second clamping grooves (321) are formed in one side, facing the handle (1), of the side wall of the second clamping arm (32), and the two second clamping grooves (321) are also respectively distributed on two sides of the connecting rod (2).

4. An i-wrench as claimed in claim 3, wherein: the first clamping groove (311) and the second clamping groove (321) are of concave curved surface structures, and arc chamfer angles are arranged on the groove edges of the first clamping groove and the second clamping groove.

5. An i-wrench as claimed in claim 3, wherein: elastic blocks are fixedly connected in the first clamping groove (311) and the second clamping groove (321).

6. An i-wrench as claimed in claim 5, wherein: the elastic block is a rubber block, and a plurality of friction protrusions are fixedly connected on the elastic block.

7. An i-wrench as claimed in claim 6, wherein: the friction protrusions are a plurality of friction protrusions which are uniformly distributed.

8. An i-wrench as claimed in claim 6, wherein: the friction protrusions are a plurality of friction strips which are obliquely arranged relative to the plane where the valve hand wheel (5) is located.

9. An i-wrench as claimed in claim 1, wherein: reinforcing ribs (4) are arranged on two sides of the handle (1), one end of each reinforcing rib (4) is fixedly connected to the side wall of the connecting rod (2), and the other end of each reinforcing rib is fixedly connected to the side wall of the handle (1).

10. An i-wrench as claimed in claim 1, wherein: the connecting rod (2) is arranged at an inclined included angle of 45 degrees relative to the handle (1).