Four-tooth valve hook

Abstract

The utility model relates to the technical field of valve wrenches, and discloses a four-tooth valve hook which comprises an arc-shaped long rod, a positioning rod is fixedly installed in the middle of one side of the upper end of the arc-shaped long rod, and a penetrating assembly is movably installed at one end of the arc-shaped long rod. The inserting assembly is adjusted to a proper position to replace a common valve hook to serve as a second hook tooth of a force bearing point, a fulcrum is formed to conduct opening and closing operation on a valve, and during specific operation, an operator can hook the proper position of the inner side of the valve with the second positioning rod at one end of the arc-shaped long rod; then the connecting rod drives the limiting rod to adjust towards one side through the square penetrating groove until the penetrating assembly accurately clamps the position, where stress cannot be conducted, on the valve, so that the lever is shrunk to form the needed minimum angle, the stress function of a positioning rod is replaced, and normal valve operation can be conducted; by means of the arrangement, the valve hook can be applied more widely, and meanwhile the safety of operators can be improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve wrench technical field, concretely is a four tooth valve hook. BACKGROUND

[0002] The valve hook is the professional wrench of operating the manual valve, and the existing hot engine type valve hook is all two teeth type, and the two hook teeth of the two teeth valve hook are on a straight line, and when operating, one tooth is clamped into the inside of the valve hand wheel, and the other tooth is clamped on the protruding part of the outer circle of the hand wheel, and the 180 degree lever is formed to operate the valve.

[0003] At present, although there are various types of valve hooks of small, medium and large sizes for selection on the site, due to the complex and changeable site conditions and the complex hot water pipe, the space of the position of many valves is narrow and is hindered by the pipe, and it is difficult to operate the force point, and if forcibly operating, the force point is not firm, and the operator is easy to cause the hand back, arm and other parts to contact the hot water pipe due to the sliding and rubbing of the valve hook, and mechanical injury such as scalding and knocking occurs, which seriously affects the work efficiency and safety of daily operation.

[0004] Therefore, the four tooth valve hook is provided to solve the problems in the above background. CONTENT OF THE UTILITY MODEL

[0005] The utility model aims at providing a four tooth valve hook to solve the problems in the above background that if forcibly operating, the force point is not firm, and the operator is easy to cause the hand back, arm and other parts to contact the hot water pipe due to the sliding and rubbing of the valve hook, and mechanical injury such as scalding and knocking occurs, which seriously affects the work efficiency and safety of daily operation.

[0006] In order to achieve the above purpose, the utility model provides the following technical scheme: a four tooth valve hook, which comprises an arc-shaped long rod, a positioning rod is fixedly installed on one side of the middle of the upper end of the arc-shaped long rod, a penetrating assembly is movably installed at one end of the arc-shaped long rod, a climbing assembly is fixedly installed on one side of the lower end of the outer wall of the arc-shaped long rod, and the climbing assembly is used to place when the valve hook is not used.

[0007] The penetrating assembly comprises a connecting rod and limiting rods fixedly installed on both sides of the upper end of the connecting rod.

[0008] Preferably, a through square groove is formed in the middle of one end of the outer wall of the arc-shaped long rod, a second positioning rod is fixedly installed on one side of the upper end of the arc-shaped long rod, and the connecting rod is movably installed in the inner cavity of the through square groove.

[0009] Preferably, the locking mechanism comprises a climbing assembly, the climbing assembly comprises a continuation mechanism and fixing mechanisms movably installed on both sides of one end of the continuation mechanism, and the continuation mechanism comprises an arc-shaped connecting rod and circular clamping grooves formed in the inner walls on both sides of one end of the arc-shaped connecting rod.

[0010] Preferably, the fixing mechanism comprises a circular fixing column and an elastic element fixedly installed on one side of the upper end of the outer wall of the circular fixing column, and the upper end of the elastic element is fixedly installed with a circular clamping ball.

[0011] Preferably, the circular fixing column is movably installed in the inner cavity on both sides of one end of the arc-shaped connecting rod.

[0012] Compared with the prior art, the utility model has the beneficial effects that:

[0013] 1. When a valve cannot be operated due to insufficient force point distance, the penetrating assembly is adjusted to a suitable position to replace the ordinary valve hook as a second hook tooth of the force point, a fulcrum is formed to operate the valve, and in specific operation, the operator can hook the second positioning rod at one end of the arc-shaped long rod to the inside of the valve at a suitable position, then drives the limiting rod through the penetrating square groove to adjust to one side until the penetrating assembly accurately clamps the position on the valve where force cannot be applied, thereby reducing the lever to form the required minimum angle, replacing the force function of the positioning rod, and normal valve operation can be performed, the valve hook can be applied to a wider range of scenarios, normal operation can be performed on valves in some positions and with limited activity space, and personnel mechanical injury accidents such as sliding, bumping and scalding caused by small space and unstable force operation point can be avoided, and the safety of operation personnel is improved.

[0014] 2. When the operator does not use the valve hook, the arc-shaped connecting rod is pulled to make the two sides of one end of the arc-shaped connecting rod separate from the outer surface of the circular fixing column, and then the circular clamping ball is automatically ejected from the inner cavity of the circular clamping groove under the elastic force of the elastic element and clamped into the inner cavity of the circular clamping groove arranged on the other side of the arc-shaped connecting rod, the setting length of the extended arc-shaped connecting rod can facilitate the arc-shaped connecting rod to be hung around the valve, so that the operator can directly take it out for subsequent use, and the use is convenient. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole three-dimensional structure schematic view of the utility model;

[0016] Figure 2 It is a three-dimensional structure schematic view of the arc-shaped long rod of the utility model;

[0017] Figure 3 It is a three-dimensional structure schematic view of the penetrating assembly of the utility model;

[0018] Figure 4 It is a three-dimensional structure schematic view of the penetrating assembly of the utility model;

[0019] In the figure: 1, arc long rod; 11, through square groove; 12, second positioning rod; 2, positioning rod; 3, penetrating assembly; 31, connecting rod; 32, limiting rod; 4, climbing assembly; 41, extension mechanism; 411, arc connecting rod; 412, round clamping groove; 42, fixing mechanism; 421, round fixing column; 422, elastic element; 423, round clamping ball. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0021] Embodiment one: please refer to Figures 1-4 A four-tooth valve hook, comprising an arc long rod 1, a positioning rod 2 is fixedly installed at the middle of one side of the upper end of the arc long rod 1, a penetrating assembly 3 is movably installed at one end of the arc long rod 1, a climbing assembly 4 is fixedly installed at the lower end of the outer wall of the arc long rod 1, and the climbing assembly 4 is used to be hung and placed when the valve hook is not used.

[0022] The penetrating assembly 3 comprises a connecting rod 31 and limiting rods 32 fixedly installed at the upper end of both sides of the connecting rod 31.

[0023] A through square groove 11 is formed at the middle of one end of the outer wall of the arc long rod 1, a second positioning rod 12 is fixedly installed at the middle of one side of the upper end of the arc long rod 1, and the connecting rod 31 and the limiting rods 32 are movably installed in the inner cavity of the through square groove 11, so that the setting position of the connecting rod 31 can be flexibly moved according to the use requirement.

[0024] In this embodiment: when a valve cannot be operated due to insufficient distance of the force point, the penetrating assembly 3 is adjusted to a suitable position to replace the ordinary valve hook as a second hook tooth of the force point, a fulcrum is formed to operate the valve, and in the specific operation, the operator can hook the second positioning rod 12 at one end of the arc long rod 1 to the suitable position of the inner side of the valve, then adjust the connecting rod 31 and the limiting rods 32 to one side through the through square groove 11 until the penetrating assembly 3 accurately clamps the position on the valve that cannot bear force, so that the lever is reduced to form the required minimum angle, the force function of the positioning rod 2 is replaced, and normal valve operation can be performed. Such a setting makes the valve hook more widely applicable, and normal operation can be performed on some valves with limited space. At the same time, personnel mechanical injury accidents such as sliding, rubbing, knocking and scalding caused by small space and unfirm force point can be avoided, and the safety of the operation personnel is improved.

[0025] Embodiment two: this embodiment is made on the basis of embodiment 1, and specific reference can be made to Figures 2-4 The hanging assembly 4 comprises a continuation mechanism 41 and a fixing mechanism 42 movably mounted on both sides of one end of the continuation mechanism 41.

[0026] The continuation mechanism 41 comprises an arc-shaped connecting rod 411 and a circular clamping groove 412 formed in the inner wall of both sides of one end of the arc-shaped connecting rod 411.

[0027] The fixing mechanism 42 comprises a circular fixing column 421 and an elastic element 422 fixedly mounted on one side of the outer wall of the upper end of the circular fixing column 421.

[0028] The circular fixing column 421 is movably mounted in the inner cavity of both sides of one end of the arc-shaped connecting rod 411, respectively, and the circular clamping ball 423 is automatically clamped and fixed in the inner cavity of the circular clamping groove 412 under the elastic force of the elastic element 422, and the other end of the circular fixing column 421 is fixedly mounted with the arc-shaped connecting rod 411.

[0029] In this embodiment: when the operator does not use the valve hook, the arc-shaped connecting rod 411 is pulled to make both sides of one end of the arc-shaped connecting rod 411 separate from the outer surface of the circular fixing column 421, and then the circular clamping ball 423 is automatically ejected from the inner cavity of the circular clamping groove 412 under the elastic force of the elastic element 422 and moved to the inner cavity of the circular clamping groove 412 arranged on the other side of the arc-shaped connecting rod 411 to be clamped and fixed, and the setting length of the extension arc-shaped connecting rod 411 can facilitate the arc-shaped connecting rod 411 to be hung around the valve, so that the operator can directly take it out for subsequent use, which is convenient to use.

[0030] Working principle: when encountering a valve that cannot be operated due to insufficient distance from the force point, the penetrating assembly 3 is adjusted to the appropriate position to replace the ordinary valve hook as the second hook tooth of the force point, forming a fulcrum to operate the valve, in specific operation, the operator can hook the second positioning rod 12 at one end of the arc-shaped long rod 1 to the inside of the valve at the appropriate position, then drive the limiting rod 32 through the through slot 11 to adjust to one side, until the penetrating assembly 3 accurately clamps the position on the valve that cannot bear force, thereby reducing the lever to form the required minimum angle, replacing the force function of the positioning rod 2, so that normal valve operation can be performed, when the operator does not use the valve hook, by pulling the arc-shaped connecting rod 411, the two sides of one end of the arc-shaped connecting rod 411 are separated from the outer surface of the circular fixed column 421, and then the circular clamping ball 423 is automatically ejected from the inner cavity of the circular clamping groove 412 under the elastic force of the elastic element 422, and is clamped into the inner cavity of the circular clamping groove 412 on the other side of the arc-shaped connecting rod 411 to be fixed, by adjusting the length of the extended arc-shaped connecting rod 411, the arc-shaped connecting rod 411 can be conveniently hung around the commonly used valve, so that the operator can directly take it out for subsequent use.

[0031] It should be noted that the valve is provided with core components that can support the normal operation of the valve, and the normal operation of these core components is not an innovative part of the present application file, but also belongs to the public knowledge, and the person skilled in the art can think of the specific structure and structure layout.

[0032] The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings, and the specific connection mode of each part adopts the conventional means such as bolts, rivets and welding in the prior art, and the machinery, parts and equipment adopt conventional models in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.

[0033] Although the utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement to part of the technical features, and any modification, equivalent replacement, improvement, etc. within the spirit and principles of the utility model should be included in the protection scope of the utility model.

Claims

1. A four-tooth valve hook, comprising an arc-shaped long rod (1), characterized in that: A positioning rod (2) is fixedly mounted on the middle of one side of the upper end of the arc-shaped long rod (1), an insertion assembly (3) is movably mounted on one end of the arc-shaped long rod (1), and a hanging assembly (4) is fixedly mounted on one side of the lower end of the outer wall of the arc-shaped long rod (1), and the hanging assembly (4) is used for hanging and placing the valve hook when it is not in use; The insertion assembly (3) comprises a connecting rod (31) and limiting rods (32) fixedly mounted on both sides of the upper end of the connecting rod (31).

2. The four-tooth valve hook according to claim 1, characterized in that: A through square groove (11) is provided in the middle of one end of the outer wall of the arc-shaped long rod (1), a second positioning rod (12) is fixedly installed in the middle of one side of the upper end of the arc-shaped long rod (1), and the connecting rod (31) is movably installed in the inner cavity of the through square groove (11).

3. The four-tooth valve hook according to claim 1, characterized in that: The climbing assembly (4) comprises a continuing mechanism (41) and a fixing mechanism (42) movably mounted on both sides of one end of the continuing mechanism (41).

4. The four-tooth valve hook according to claim 3, characterized in that: The extension mechanism (41) comprises an arc-shaped connecting rod (411) and circular slots (412) formed on inner walls on both sides of one end of the arc-shaped connecting rod (411).

5. The four-tooth valve hook according to claim 4, characterized in that: The fixing mechanism (42) comprises a circular fixing column (421) and an elastic element (422) fixedly mounted on one side of the upper end of the outer wall of the circular fixing column (421), and a circular locking ball (423) is fixedly mounted on the upper end of the elastic element (422).

6. The four-tooth valve hook according to claim 5, characterized in that: The circular fixing columns (421) are movably mounted in the inner cavities on both sides of one end of the arc-shaped connecting rod (411).

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