CN215470792U - Labor-saving tool for stop valve - Google Patents
Labor-saving tool for stop valve Download PDFInfo
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- CN215470792U CN215470792U CN202120075863.0U CN202120075863U CN215470792U CN 215470792 U CN215470792 U CN 215470792U CN 202120075863 U CN202120075863 U CN 202120075863U CN 215470792 U CN215470792 U CN 215470792U
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- pawl
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Abstract
The utility model provides a stop valve labor-saving tool, which comprises: a disc; the limiting assemblies are arranged on the disc at intervals and are arranged in a sliding manner along the radial direction of the disc; and the rotating assembly is connected with one side of the disc, which faces away from the limiting assembly, and is used for driving the disc to rotate. According to the utility model, the plurality of limiting assemblies are arranged on the disc, so that a plurality of stress points are arranged between the stop valve labor-saving tool and the disc when the disc is rotated, the disc is prevented from being damaged due to too concentrated stress points, and the stop valve labor-saving tool is not easy to fall off from the disc in the rotating process due to the clamping fit of the plurality of limiting assemblies and the disc.
Description
Technical Field
The utility model relates to the technical field of tools, in particular to a labor-saving tool for a stop valve.
Background
At present, install the stop valve on the gas pipeline usually, opening and closing of stop valve need realize through rotating the rim plate on the stop valve, and the rotation of rim plate need apply great power just can realize, among the prior art, uses F type spanner to rotate usually, and this F type spanner indicates that structural shape is the spanner of F type. However, when the F-shaped wrench is used for clamping the wheel disc, the force bearing point is single, the interaction force between the F-shaped wrench and the wheel disc is concentrated, so that the wheel disc is easy to damage, and in addition, in the process of operating the F-shaped wrench, the F-shaped wrench is easy to slide off the wheel disc, so that potential safety hazards are brought to operators.
Accordingly, the prior art is yet to be improved and developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problems that in the prior art, when an F-shaped wrench is used for rotating a wheel disc, the wheel disc is easily damaged, and the F-shaped wrench is easily slipped from the wheel disc.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
a power saving tool for a shut off valve, comprising:
a disc;
the limiting assemblies are arranged on the disc at intervals and are arranged in a sliding manner along the radial direction of the disc; and
the rotating assembly is connected with one side, back to the limiting assembly, of the disc and is used for driving the disc to rotate.
Laborsaving instrument of stop valve, wherein, spacing subassembly includes:
the first limiting piece is arranged in a sliding manner along the radial direction of the disc;
the second limiting part is arranged along the radial direction of the disc in a sliding mode, and a gap is formed between the second limiting part and the first limiting part.
The stop valve labor-saving tool is characterized in that a plurality of first sliding holes are formed in the disc and extend in the radial direction of the disc;
the first limiting part is a cylinder, the first limiting part penetrates through the first sliding hole, the first limiting part is connected with a first nut, and the first nut is located on one side, facing the rotating assembly, of the disc.
The stop valve labor-saving tool is characterized in that a plurality of second sliding holes are formed in the disc and extend in the radial direction of the disc;
the second limiting part penetrates through the second sliding hole, the second limiting part is connected with a second nut, and the second nut is located on one side, facing the rotating assembly, of the disc.
Laborsaving instrument of stop valve, wherein, the second locating part includes:
the connecting column penetrates through the second sliding hole, and the second nut is connected with the connecting column;
the limiting part is connected to the connecting column and is far away from one end of the second nut, and the limiting part is perpendicular to the connecting column.
The laborsaving instrument of stop valve, wherein, rotating assembly includes:
the mounting box is rotatably connected to one side, back to the limiting assembly, of the disc;
the ratchet mechanism is positioned in the mounting box; and
the handle is connected with the mounting box.
The stop valve labor-saving tool is characterized in that a through hole is formed in the mounting box;
the ratchet mechanism includes:
the ratchet wheel penetrates through the through hole, and one side of the ratchet wheel is connected with the disc;
a pawl assembly engaged with the ratchet.
The power saving tool for a stop valve, wherein the pawl assembly comprises:
a first pawl assembly;
the second pawl assembly and the first pawl assembly are symmetrically arranged; and
the adjusting piece is rotatably arranged in the mounting box and used for enabling the first pawl assembly or the second pawl assembly to be separated from the ratchet wheel.
The shut-off valve labor saving tool, wherein the first pawl assembly comprises:
the first mounting column is connected with the bottom surface of the mounting box;
the first pawl is rotatably connected with the first mounting column; and one end of the first elastic piece is connected with the inner wall of the mounting box, the other end of the first elastic piece is connected with the first pawl, and the first pawl is meshed with the ratchet wheel through the jacking of the first elastic piece.
The stop valve labor-saving tool is characterized in that a deflector rod sliding hole is formed in the mounting box;
the adjusting member includes:
the mounting rod is connected with the bottom surface of the mounting box;
the adjusting piece body is rotatably connected with the mounting rod and matched with the first pawl assembly and the second pawl assembly, and the first pawl assembly or the second pawl assembly is separated from the ratchet wheel through adjustment of the adjusting piece; and
the deflector rod is connected with the adjusting piece body, the deflector rod penetrates through the sliding hole, and one end, far away from the adjusting piece body, of the deflector rod is located outside the mounting box.
Has the advantages that: according to the utility model, the plurality of limiting assemblies are arranged on the disc, so that a plurality of stress points are arranged between the stop valve labor-saving tool and the disc when the disc is rotated, the disc is prevented from being damaged due to too concentrated stress points, and the stop valve labor-saving tool is not easy to fall off from the disc in the rotating process due to the clamping fit of the plurality of limiting assemblies and the disc.
Drawings
FIG. 1 is a schematic view of a disc on a shut off valve;
FIG. 2 is a first view of the shut off valve labor saving tool provided by the present invention;
FIG. 3 is a second view of the shut off valve labor saving tool provided by the present invention;
FIG. 4 is a third view of the shut off valve labor saving tool provided by the present invention;
FIG. 5 is a schematic view of the shut off valve labor saving tool provided by the present invention without the upper cover;
FIG. 6 is a schematic view of the construction of the detachable rod according to the present invention;
the reference numbers in the figures: 1. a disc; 2. a limiting component; 21. a first limit piece; 22. a second limiting member; 221. connecting columns; 222. a limiting part; 3. a gap; 4. a first slide hole; 5. a first nut; 6. a second slide hole; 7. a second nut; 8. mounting a box; 81. an upper cover; 91. a ratchet wheel; 92. a pawl assembly; 921. a first pawl assembly; 9211. a first mounting post; 9212. a first pawl; 9213. a first elastic member; 922. a second pawl assembly; 9221. a second mounting post; 9222. a second pawl; 9223. a second elastic member; 10. a handle; 101. a detachable rod; 11. a through hole; 12. a deflector rod slide hole; 100. a middle shaft; 200. a connecting rod; 300. an outer ring; 400. a wheel disc.
Detailed Description
The utility model provides a labor-saving tool for a stop valve, and in order to make the purpose, technical scheme and effect of the utility model clearer and clearer, the utility model is further described in detail below by referring to the attached drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It should also be noted that the same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The embodiment provides a labor-saving tool for a stop valve, which is used for acting on a wheel disc 400 of a stop valve on a gas equipment to rotate the wheel disc 400 to open or close the stop valve, as shown in fig. 1, the wheel disc 400 includes a central shaft 100, three connecting rods 200 and an outer ring 300, the outer ring 300 is coaxially arranged with the central shaft, the three connecting rods 200 are located between the central shaft 100 and the outer ring 300, one end of each connecting rod 200 is connected with the central shaft 100, and the other end of each connecting rod is connected with the outer ring 300.
As shown in fig. 2-4, the labor-saving tool for a stop valve comprises a disc 1, a rotating assembly and a plurality of limiting assemblies 2, wherein the plurality of limiting assemblies 2 are arranged on the disc 1 at intervals, the limiting assemblies 2 are arranged along the radial direction of the disc 1 in a sliding manner, each limiting assembly 2 corresponds to one connecting rod 200 on the disc 400, when the disc 400 needs to be rotated, the disc 1 needs to be opposite to the disc 400, each limiting assembly 2 is clamped with one connecting rod 200, then the rotating assembly is applied with force to drive the disc 1 to rotate through the rotating assembly, and further drive the disc 400 to rotate, and when the disc 1 drives the disc 400 to rotate, as each limiting assembly 2 corresponds to one connecting rod 200, an interaction force exists between the limiting assembly 2 and the connecting rod 200 during rotation, therefore, a plurality of force bearing points are arranged between the labor-saving tool of the stop valve and the wheel disc 400, the acting force between the labor-saving tool of the stop valve and the wheel disc 400 is dispersed, and the wheel disc 400 is prevented from being damaged due to the fact that the mutual acting force is too concentrated. Since the size of the wheel disc 400 is various, the limiting assembly 2 is slidably arranged on the disc 1 to adapt to the wheel discs 400 with different sizes.
According to the utility model, the plurality of limiting assemblies 2 are arranged on the disc 1, so that a plurality of stress points are arranged between the stop valve labor-saving tool and the disc 400 when the disc 400 rotates, the disc 400 is prevented from being damaged due to too concentrated stress points, and the stop valve labor-saving tool is not easy to fall off from the disc 400 in the rotating process due to the clamping and matching of the plurality of limiting assemblies 2 and the disc 400, in addition, the limiting assemblies 2 are arranged on the disc 1 in a sliding manner, so that the stop valve labor-saving tool can adapt to the discs 400 with different sizes, and the practicability of the stop valve labor-saving tool is improved.
The limiting assembly 2 comprises three first limiting members 21 and three second limiting members 22, and therefore, the number of the first limiting members 21 and the number of the second limiting members 22 are also three; first locating part 21 with second locating part 22 all follows the setting of radially sliding of disc 1, first locating part 21 with clearance 3 has between the second locating part 22, clearance 3 is used for holding the connecting rod 200 of rim plate 400, the preferred, spacing subassembly 2 is three, three spacing subassembly 2 and three connecting rod 200 one-to-one, when needs rotate rim plate 400, need with connecting rod 200 card is located the correspondence in the clearance 3 of spacing subassembly 2.
The disc 1 is provided with a plurality of first slide holes 4, the first slide holes 4 are arranged along the radial extension of the disc 1, the first limiting member 21 is a cylinder, the first limiting member 21 is arranged in the first slide hole 4 in a penetrating manner, the first limiting member 21 is connected with a first nut 5, the first nut 5 is positioned on one side of the disc 1 facing the rotating component, and the first nut 5 is used for fixing the first limiting member 21 in the first slide hole 4, so that the first limiting member 21 can only move along the first slide hole 4, but cannot be separated from the first slide hole 4. For example, there are three first sliding holes 4, and three first sliding holes 4 correspond to three first limiting members 21 one to one.
The disc 1 is provided with a plurality of second slide holes 6, the second slide holes 6 are arranged along the radial extension of the disc 1, the second limiting member 22 is arranged in the second slide holes 6 in a penetrating manner, the second limiting member 22 is connected with a second nut 7, the second nut 7 is positioned on one side of the disc 1 facing the rotating component, the second nut 7 is used for fixing the second limiting member 22 in the second slide holes 6, and the second limiting member 22 can only move along the second slide holes 6 and cannot be separated from the second slide holes 6. The second limiting member 22 includes a connecting column 221 and a limiting portion 222, the connecting column 221 is inserted into the second sliding hole 6, and the connecting column 221 is connected to the second nut 7; the limiting part 222 is connected with one end of the connecting column 221 away from the second nut 7, the limiting part 222 is perpendicular to the limiting part 222, and the connecting column 221 is connected to the middle position of the limiting part 222.
When the wheel disc 400 needs to be rotated, the positions of the first limiting member 21 and the second limiting member 22 are adjusted to adapt to the size of the wheel disc 400, then the second limiting member 22 is rotated until the limiting portion 222 points to the center of the circular disc 1, so that the connecting rod 200 of the wheel disc 400 is clamped into the gap 3 between the first limiting member 21 and the second limiting member 22, after the connecting rod 200 is clamped into the gap 3, the second limiting member 22 of the locking element is rotated until the limiting portion 222 is perpendicular to the extending direction of the second sliding hole 6, so that the connecting rod 200 is limited in the gap 3, and the connecting rod 200 is prevented from being separated from the gap 3 in the rotating process.
The rotating assembly comprises a mounting box 8, a ratchet mechanism and a handle 10, the mounting box 8 is back to the disc 1, one side of the limiting assembly 2 is rotatably connected, the ratchet mechanism is located in the mounting box 8, the handle 10 is connected with the mounting box 8, and the handle 10 is convenient for an operator to hold the disc 1 in a hand. The operating principle of the ratchet mechanism is the same as that of a ratchet mechanism commonly used in the field, and details are not repeated here, and in this embodiment, by setting the ratchet mechanism, an operator can hold the handle 10 to rotate the disk 1 clockwise, then operate the handle 10 to rotate counterclockwise without driving the disk 1 to rotate counterclockwise, and then rotate the handle 10 clockwise to drive the disk 1 to rotate clockwise, so that reciprocating is performed, the effect that the disk 1 continuously rotates in the same direction can be realized by continuously rotating the handle 10 in a small amplitude, and the stop valve is opened or closed. Because among the prior art stop valve is near the wall setting usually, consequently it is difficult to use the rotatory 365 degrees of traditional ordinary instrument to drive rim plate 400 rotatory, when using traditional instrument rotatory rim plate 400, usually need rotate certain angle afterwards follow again take off the instrument on the rim plate 400, change an angle with the instrument again with rim plate 400 joint rotates again, so reciprocal, wastes time and energy, and the operation is comparatively inconvenient, and through setting up in this application ratchet makes can not take off realize constantly towards same direction rotation under the prerequisite of the laborsaving instrument of stop valve disc 1.
A through hole 11 is formed in the mounting box 8, and the axis of the through hole 11 is superposed with the axis of the disc 1; as shown in fig. 5, the ratchet mechanism includes a ratchet wheel 91 and a pawl assembly 92, the ratchet wheel 91 is arranged in the through hole 11 in a penetrating manner, one side of the ratchet wheel 91 is connected with the disc 1, the side of the ratchet wheel 91 which is not connected with the disc 1 is located in the mounting box 8, and one side of the ratchet wheel 91 located in the mounting box 8 is provided with gear teeth; the pawl assembly 92 is located in the mounting box 8, and the pawl assembly 92 is engaged with the ratchet wheel 91.
When the adjusting element 923 does not produce the interaction force with the first pawl 9212 and the second pawl 9222, the first pawl 9212 and the second pawl 9222 are both meshed with the ratchet wheel 91, and the first pawl 9212 and the second pawl 9222 are meshed with the ratchet wheel 91 in opposite directions, so that the disc 1 cannot be rotated; when the adjusting piece 923 is rotated to enable the adjusting piece 923 to prop against the first pawl 9212 and the first pawl 9212 is separated from the ratchet wheel 91, the second pawl 9222 is still engaged with the ratchet wheel 91, the handle 10 is rotated in a reciprocating manner, and under the engagement action of the ratchet wheel 91 and the second pawl 9222, the disc 1 can drive the wheel disc 400 to rotate counterclockwise to open the stop valve; when rotatory regulating part 923 makes regulating part 923 top holds second pawl 9222, and makes second pawl 9222 with ratchet 91 phase separation back, this moment first pawl 9212 with ratchet 91 still meshes, and reciprocating rotation again handle 10 ratchet 91 with under the meshing effect of first pawl 9212, disc 1 can drive rim plate 400 makes clockwise, in order to close the stop valve.
The mounting box 8 comprises an upper cover 81, and the upper cover 81 is positioned on one side of the mounting box 8 away from the disc 1; the upper cover 81 is provided with a driving lever sliding hole 12, the adjusting piece 923 comprises an installation rod 9231, an adjusting piece body 9232 and a driving lever 9233, the installation rod 9231 is vertically connected to the bottom surface of the installation box 8, the adjusting piece body 9232 is rotationally connected with the installation rod 9231, the adjusting piece body 9232 is matched with the first pawl assembly 921 and the second pawl assembly, and the first pawl assembly 921 or the second pawl assembly 922 is separated from the ratchet wheel 91 through the adjustment of the adjusting piece 923; the shifting lever 9233 is connected with the adjusting piece body 9232, the shifting lever 9233 is arranged in the shifting lever sliding hole 12 in a penetrating manner, one end, far away from the adjusting piece body 9232, of the shifting lever 9233 is positioned outside the mounting box 8, an operator can rotate the adjusting piece body 9232 around the mounting rod 9231 by shifting the shifting lever 9233, so that the adjusting piece body 9232 supports the first pawl 9212 or the second pawl 9222, and the first pawl 9212 or the second pawl 9222 is separated from the ratchet wheel 91.
The handle 10 comprises a plurality of detachable rods 101, wherein one end of each detachable rod 101 is provided with an external thread, the other end of each detachable rod 101 is provided with a threaded hole, the external threads are matched with the threaded holes, and the detachable rods 101 are sequentially in threaded connection. Because the detachable rod 101 is detachably connected with the thread, an operator can lengthen the handle 10 according to the requirement, so that the operation is more labor-saving. As shown in fig. 6, a thread 12 is further disposed at one end of the detachable rod 101 close to the threaded hole, so that the detachable rod can be conveniently held by an operator, and the friction between the hand of the operator and the detachable rod 101 is increased.
In summary, the present invention provides a labor saving tool for a stop valve, the labor saving tool for a stop valve comprising: a disc; the limiting assemblies are arranged on the disc at intervals and are arranged in a sliding manner along the radial direction of the disc; and the rotating assembly is connected with one side of the disc, which faces away from the limiting assembly, and is used for driving the disc to rotate. According to the utility model, the plurality of limiting assemblies are arranged on the disc, so that a plurality of stress points are arranged between the stop valve labor-saving tool and the disc when the disc is rotated, the disc is prevented from being damaged due to too concentrated stress points, and the stop valve labor-saving tool is not easy to fall off from the disc in the rotating process due to the clamping fit of the plurality of limiting assemblies and the disc.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. A stop valve laborsaving tool, its characterized in that, it includes:
a disc;
the limiting assemblies are arranged on the disc at intervals and are arranged in a sliding manner along the radial direction of the disc; and
the rotating assembly is connected with one side, back to the limiting assembly, of the disc and is used for driving the disc to rotate.
2. The shut-off valve labor saving tool of claim 1, wherein the stop assembly comprises:
the first limiting piece is arranged in a sliding manner along the radial direction of the disc;
the second limiting part is arranged along the radial direction of the disc in a sliding mode, and a gap is formed between the second limiting part and the first limiting part.
3. The labor-saving tool for a stop valve as claimed in claim 2, wherein the disc is provided with a plurality of first sliding holes, and the plurality of first sliding holes extend in the radial direction of the disc;
the first limiting part is a cylinder, the first limiting part penetrates through the first sliding hole, the first limiting part is connected with a first nut, and the first nut is located on one side, facing the rotating assembly, of the disc.
4. The labor-saving tool for a stop valve as claimed in claim 2, wherein a plurality of second sliding holes are formed in the disk, and the plurality of second sliding holes extend in the radial direction of the disk;
the second limiting part penetrates through the second sliding hole, the second limiting part is connected with a second nut, and the second nut is located on one side, facing the rotating assembly, of the disc.
5. The power saving stop valve tool of claim 4, wherein the second stop member comprises:
the connecting column penetrates through the second sliding hole, and the second nut is connected with the connecting column;
the limiting part is connected to the connecting column and is far away from one end of the second nut, and the limiting part is perpendicular to the connecting column.
6. The shut off valve labor saving tool of claim 1, wherein the rotating assembly comprises:
the mounting box is rotatably connected to one side, back to the limiting assembly, of the disc;
the ratchet mechanism is positioned in the mounting box; and
the handle is connected with the mounting box.
7. The labor-saving tool for a stop valve according to claim 6, wherein the mounting box is provided with a through hole;
the ratchet mechanism includes:
the ratchet wheel penetrates through the through hole, and one side of the ratchet wheel is connected with the disc;
a pawl assembly engaged with the ratchet.
8. The shut off valve labor saving tool of claim 7, wherein the pawl assembly comprises:
a first pawl assembly;
the second pawl assembly and the first pawl assembly are symmetrically arranged; and
the adjusting piece is rotatably arranged in the mounting box and used for enabling the first pawl assembly or the second pawl assembly to be separated from the ratchet wheel.
9. The shut off valve labor saving tool of claim 8, wherein the first pawl assembly comprises:
the first mounting column is connected with the bottom surface of the mounting box;
the first pawl is rotatably connected with the first mounting column; and
one end of the first elastic piece is connected with the inner wall of the mounting box, the other end of the first elastic piece is connected with the first pawl, and the first pawl is meshed with the ratchet wheel through the jacking of the first elastic piece.
10. The labor-saving tool for a stop valve according to claim 8, wherein a deflector rod slide hole is formed on the mounting box;
the adjusting member includes:
the mounting rod is connected with the bottom surface of the mounting box;
the adjusting piece body is rotatably connected with the mounting rod and matched with the first pawl assembly and the second pawl assembly, and the first pawl assembly or the second pawl assembly is separated from the ratchet wheel through adjustment of the adjusting piece; and
the deflector rod is connected with the adjusting piece body, the deflector rod penetrates through the sliding hole, and one end, far away from the adjusting piece body, of the deflector rod is located outside the mounting box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120075863.0U CN215470792U (en) | 2021-01-12 | 2021-01-12 | Labor-saving tool for stop valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120075863.0U CN215470792U (en) | 2021-01-12 | 2021-01-12 | Labor-saving tool for stop valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215470792U true CN215470792U (en) | 2022-01-11 |
Family
ID=79760625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120075863.0U Active CN215470792U (en) | 2021-01-12 | 2021-01-12 | Labor-saving tool for stop valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215470792U (en) |
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2021
- 2021-01-12 CN CN202120075863.0U patent/CN215470792U/en active Active
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