Novel valve wrench

Abstract

The utility model discloses a valve wrench which is composed of two wrench half plates which are oppositely arranged, the middle portions of the two wrench half plates are rotationally connected, each wrench half plate comprises a grip portion, a rotating portion and a clamping portion, the grip portion and the clamping portion are arranged at the two ends of the rotating portion, the grip portion and the clamping portion are both fixedly connected with the rotating portion, and the rotating portion is fixedly connected with the grip portion. A flower-shaped handle is mounted at the lower end of the grip part, and the flower-shaped handle and the grip part are fixed in an inserted mode. When the valve opener is used, a valve can be clamped through the clamping part to be opened, auxiliary clamping can also be carried out through the short arc groove in the lower handle or the long arc groove in the middle handle, valves of various models can be opened more easily, meanwhile, the inner supporting plate is installed on the polygonal rod, and therefore the valve opener is more convenient to use. And the inner supporting plate can be conveniently used for limiting when the multilateral rod clamps the valve, so that the clamping stability can be improved, meanwhile, slipping can be avoided when the valve is rotationally opened, and the use safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve wrenches, in particular to a novel valve wrench. Background Art

[0002] There are many types of valve wrenches at present. The most common ones are three-jaw electroplated valve wrenches, six-jaw anti-slip electroplated valve wrenches, two-jaw anti-slip electroplated valve wrenches, etc. The working end of the traditional valve wrench is a square straight handle wrench made of aluminum bronze alloy.

[0003] The existing Chinese patent with publication number CN204621921U discloses a new type of valve wrench, which includes: a gripping portion, and a clamping portion fixed at one end of the gripping portion, wherein the clamping portion is formed with an arc-shaped through groove for clamping with the outer ring of the handwheel, and at least one straight through groove for clamping with the handwheel support rod, and one end of the straight through groove is connected to the arc-shaped through groove.

[0004] With respect to the above-mentioned related technologies, it is found that the above-mentioned valve wrenches have a single function when in use and can only be used to open valves of a single shape. A variety of wrenches are required for different valves, which is very inconvenient to use. Utility Model Content

[0005] The present application provides a new type of valve wrench, which is used to solve the problems raised in the background technology.

[0006] The utility model is achieved in this way:

[0007] A new type of valve wrench consists of two wrench half plates arranged opposite to each other, which are rotatably connected in the middle. The wrench half plates include a handle portion, a rotating portion and a clamping portion. The handle portion and the clamping portion are arranged at both ends of the rotating portion, and the handle portion and the clamping portion are fixedly connected to the rotating portion. A flower-shaped handle is installed at the lower end of the handle portion, and the flower-shaped handle is plugged and fixed to the handle portion.

[0008] Furthermore, the grip portion includes a lower handle, a middle handle and a top handle, the middle handle is arranged at the upper end of the lower handle, the top handle is arranged at the upper end of the middle handle, and the lower handle, the middle handle and the top handle are integrally formed.

[0009] Furthermore, a short arc groove is provided on the inner side surface of the lower handle, a long arc groove is provided on the inner side surface of the middle bracket handle, and anti-slip strips are provided in both the short arc groove and the long arc groove.

[0010] Furthermore, the clamping portion includes a polygonal rod and an inner supporting plate, the inner supporting plate is arranged on the inner side surface of the polygonal rod, and the inner supporting plate and the polygonal rod are integrally formed.

[0011] Furthermore, an inner extension block is provided at the head of the polygonal rod, the inner extension block is integrally formed with the polygonal rod, and an adjustable clamping plate is rotatably mounted on the inner extension block.

[0012] Furthermore, a tooth plate is provided on the outer side surface of the polygonal rod near the rotating part, and the tooth plate is fixedly connected to the polygonal rod.

[0013] Furthermore, the flower-shaped handle is provided with a cover shell connected to the lower handle, and the cover shell and the flower-shaped handle are integrally formed.

[0014] Compared with the prior art, the utility model has the following beneficial effects: when in use, the utility model can clamp the valve to open it through the clamping part, and can also assist in clamping through the short arc groove on the lower handle or the long arc groove on the middle bracket handle, which makes it easier to open valves of various types. At the same time, by installing an inner support plate on the multilateral rod, the inner support plate can be used to limit the position when the multilateral rod clamps the valve, which can increase the stability of clamping and avoid slipping when turning to open the valve, thereby increasing the safety of use. In addition, by setting the inner extension block and the adjustable clamping plate, the clamping angle of the adjustable clamping plate can be adjusted according to the shape of the valve, which is more flexible to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solution of the implementation mode of the utility model, the drawings required for use in the implementation mode will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the utility model and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other relevant drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a three-dimensional bottom side view of the overall structure in the embodiment of the utility model;

[0017] Figure 2 It is a three-dimensional upper side view of the overall structure in the embodiment of the utility model;

[0018] Figure 3 yes Figure 1 a front view of the device shown;

[0019] Figure 4 yes Figure 1 Rear view of the device shown.

[0020] In the figure: 1. grip portion; 11. lower handle; 111. short arc groove; 112. anti-slip strip; 12. middle bracket; 121. long arc groove; 13. top handle; 2. rotating portion; 3. clamping portion; 31. polygonal rod; 311. inner extension block; 312. adjustable splint; 313. toothed plate; 32. inner support plate; 4. flower-shaped handle; 41. shell. DETAILED DESCRIPTION

[0021] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model. Therefore, the following detailed description of the embodiments of the utility model provided in the drawings is not intended to limit the scope of the utility model for which protection is claimed, but merely represents selected embodiments of the utility model.

[0022] Reference Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, a new type of valve wrench is composed of two wrench half plates arranged opposite to each other, the middle parts of the two wrench half plates are rotatably connected, the wrench half plates include a grip portion 1, a rotating portion 2 and a clamping portion 3, the grip portion 1 and the clamping portion 3 are arranged at both ends of the rotating portion 2, and the grip portion 1 and the clamping portion 3 are fixedly connected to the rotating portion 2, and a flower-shaped handle 4 is installed at the lower end of the grip portion 1, and the flower-shaped handle 4 is plugged and fixed to the grip portion 1. By rotatably installing the two wrench half plates arranged opposite to each other, it is convenient to rotate and clamp the valve for rotating operation when using it, and at the same time, by dividing the wrench half plates into the grip portion 1, the rotating portion 2 and the clamping portion 3, it is convenient to use the grip portion 1 as the gripping part, and the rotating portion 2 is arranged to facilitate rotational connection through pins or bolts, and at the same time, the clamping portion 3 is directly clamped on the wrench for clamping and fixing.

[0023] The grip portion 1 comprises a lower handle 11, a middle handle 12 and a top handle 13. The middle handle 12 is arranged at the upper end of the lower handle 11, and the top handle 13 is arranged at the upper end of the middle handle 12. The lower handle 11, the middle handle 12 and the top handle 13 are integrally formed. A short arc groove 111 is arranged on the inner side surface of the lower handle 11, and a long arc groove 121 is arranged on the inner side surface of the middle handle 12. Anti-slip strips 112 are arranged in both the short arc groove 111 and the long arc groove 121. The structure of the grip portion 1 is arranged to ensure that the short arc groove 111 on the lower handle 11 can be used to assist in clamping a small-diameter circular valve, while the long arc groove 121 on the middle bracket 12 can be used to assist in clamping a larger-diameter circular valve. The top handle 13 is arranged to facilitate the connection and fixation between the middle bracket 12 and the rotating portion 2, so that rotation adjustment through the rotating portion 2 is convenient. Anti-slip strips 112 are arranged in both the short arc groove 111 and the long arc groove 121 to increase the anti-slip effect of clamping.

[0024] The clamping part 3 includes a polygonal rod 31 and an inner support plate 32, wherein the inner support plate 32 is arranged on the inner side of the polygonal rod 31, and the inner support plate 32 is integrally formed with the polygonal rod 31. The structural setting of the clamping part 3 ensures that the inner support plate 32 is installed through the polygonal rod 31, so that when the polygonal rod 31 clamps the valve, the inner support plate 32 can be used to limit the position, which can not only increase the stability of the clamping, but also avoid slipping when the valve is turned to open, thereby increasing the safety of use. The head of the polygonal rod 31 is provided with an inner extension block 311, which is integrally formed with the polygonal rod 31, and an adjustable clamping plate 312 is rotatably installed on the inner extension block 311. The setting of the inner extension block 311 and the adjustable clamping plate 312 facilitates the realization of clamping the valve, and the clamping angle of the adjustable clamping plate 312 can be adjusted according to the shape of the valve, which is more flexible to use. A toothed plate 313 is disposed on the outer side of the polygonal rod 31 near the rotating part 2 , and the toothed plate 313 is fixedly connected to the polygonal rod 31 .

[0025] The flower-shaped handle 4 is provided with a cover shell 41 connected to the lower handle 11, and the cover shell 41 is integrally formed with the flower-shaped handle 4. The arrangement of the cover shell 41 facilitates the plugging and fixing of the flower-shaped handle 4 and the lower handle 11, and the flower-shaped handle 4 is easy to install and replace.

[0026] The above description is only the preferred implementation of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A new type of valve wrench, consisting of two wrench half plates arranged opposite to each other, the middle parts of the two wrench half plates are rotatably connected, and the characteristics are: The wrench half plate comprises a grip portion (1), a rotating portion (2) and a clamping portion (3), wherein the grip portion (1) and the clamping portion (3) are respectively arranged at two ends of the rotating portion (2), and the grip portion (1) and the clamping portion (3) are both fixedly connected to the rotating portion (2), a flower-shaped handle (4) is installed at the lower end of the grip portion (1), and the flower-shaped handle (4) is plugged and fixed to the grip portion (1), and the clamping portion (3) comprises a polygonal rod (31) and an inner support plate (32), and the inner support plate (32) is provided with On the inner side surface of the polygonal rod (31), the inner support plate (32) and the polygonal rod (31) are integrally formed, an inner extension block (311) is provided at the head of the polygonal rod (31), the inner extension block (311) and the polygonal rod (31) are integrally formed, and an adjustable clamping plate (312) is rotatably mounted on the inner extension block (311), and a tooth plate (313) is provided at a position close to the rotating part (2) on the outer side surface of the polygonal rod (31), and the tooth plate (313) is fixedly connected to the polygonal rod (31).

2. A new type of valve wrench according to claim 1, characterized in that: The grip portion (1) comprises a lower handle (11), a middle handle (12) and a top handle (13); the middle handle (12) is arranged at the upper end of the lower handle (11); the top handle (13) is arranged at the upper end of the middle handle (12); and the lower handle (11), the middle handle (12) and the top handle (13) are integrally formed.

3. A new type of valve wrench according to claim 2, characterized in that: The inner side surface of the lower handle (11) is provided with a short arc groove (111), the inner side surface of the middle bracket handle (12) is provided with a long arc groove (121), and anti-slip strips (112) are provided in both the short arc groove (111) and the long arc groove (121).

4. A new type of valve wrench according to claim 3, characterized in that: The flower-shaped handle (4) is provided with a sleeve (41) connected to the lower handle (11), and the sleeve (41) and the flower-shaped handle (4) are integrally formed.

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