CN219606205U - Valve with lock for preventing false opening - Google Patents
Valve with lock for preventing false opening Download PDFInfo
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- CN219606205U CN219606205U CN202320601405.5U CN202320601405U CN219606205U CN 219606205 U CN219606205 U CN 219606205U CN 202320601405 U CN202320601405 U CN 202320601405U CN 219606205 U CN219606205 U CN 219606205U
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Abstract
The utility model relates to the technical field of valves, in particular to a valve with a lock for preventing false opening, which comprises a valve body and a valve rod rotationally connected with the top surface of the valve body, wherein a rotary table coaxially fixed with the top surface of the valve rod is arranged above the valve body, a jack is arranged on the outer wall of the valve rod, two mutually symmetrical guide grooves are arranged at the top surface of the valve body close to the right end, and the valve with the lock further comprises: the limiting mechanism is arranged at the top surface of the valve body and is close to the right end and used for limiting the valve rod, and comprises a moving plate, an inserting rod, two moving blocks and two guide blocks, wherein the moving plate is arranged on the right side of the valve rod, the top surface of the moving plate is provided with a limiting groove, the inserting rod is fixed on the left side surface of the moving plate and is in sliding connection with an inserting hole on the outer wall of the valve rod, the two moving blocks are fixed at the bottom end of the moving plate, and the two guide blocks are fixed at the bottom end of the same side of the moving block and are in sliding connection with the guide groove on the same side of the top surface of the valve body. According to the utility model, the valve rod can be limited by arranging the limiting mechanism, so that the turntable can be limited, the turntable is prevented from rotating due to false touch, and further unnecessary loss is prevented.
Description
Technical Field
The utility model relates to the technical field of valves, in particular to a valve with a lock for preventing false opening.
Background
Ball valves are valves for regulation and control of fluids, and are widely used in industries such as petroleum refining, long-distance pipelines, chemical industry, papermaking, pharmacy, water conservancy, electric power, municipal administration, steel and the like.
The patent with publication number CN218543335U discloses a vacuum fluorine-lined stainless steel ball valve, which comprises a vacuum fluorine-lined ball valve body; the top of the vacuum fluorine-lined ball valve body is rotatably provided with a rotary handle, and the left end of the vacuum fluorine-lined ball valve body is fixedly provided with an overhaul block.
Although this ball valve can be after the fixed connection hose of installation through the portable reinforcement subassembly that sets up, through the rotatory reinforcement lasso cover in the outside of coupling hose hardening joint and vacuum lining fluorine ball valve junction, form the parcel and cover protection architecture, increase the overall structure intensity of junction through the helicitic texture simultaneously, increase its tensile ability of dragging, but this ball valve does not set up the limit structure to twist grip, can lead to its rotation when the mistake touches twist grip, and then makes whole ball valve open and cause unnecessary loss.
Disclosure of Invention
The utility model aims to provide a valve with a lock for preventing false opening, which solves the problem that the limiting structure of the rotating handle is provided in the prior art, and when the rotating handle is touched by mistake, the rotating handle can rotate, so that the whole ball valve is opened to cause unnecessary loss.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a take lock to prevent mistake and open valve, includes the valve body, rotates the valve rod of being connected with the valve body top surface, the valve body top is equipped with the carousel of coaxial fixed with the valve rod top surface, be equipped with the jack on the outer wall of valve rod, the valve body top surface is close to right-hand member department and is equipped with two guide ways of mutual symmetry, still includes:
the limiting mechanism is arranged at the top surface of the valve body and is close to the right end and used for limiting the valve rod, and comprises a moving plate, a plug rod, two moving blocks, two guide blocks and a limiting block, wherein the moving plate is arranged at the right side of the valve rod, the top surface of the moving plate is provided with a limiting groove, the plug rod is fixed on the left side surface of the moving plate and is in sliding connection with an inserting hole on the outer wall of the valve rod, the two moving blocks are fixed at the bottom end of the moving plate, the two guide blocks are fixed at the bottom end of the same side of the moving block and are in sliding connection with the guide groove at the same side of the top surface of the valve body, and the limiting mechanism further comprises a limiting block which is in sliding connection with the limiting groove at the top surface of the moving plate.
As a preferred implementation mode, the limiting mechanism further comprises a motor embedded in the top surface of the valve body near the right end, a rotating shaft coaxially connected with an output shaft of the motor, and a connecting rod coaxially fixed on the outer wall of the rotating shaft, and the connecting rod is rotationally connected with the limiting block through a rotating column.
As a preferred implementation mode, the top surface of the valve body is provided with a chute near the right end, and the limiting mechanism further comprises a connecting block fixed at the bottom end of the inserted link, and a sliding block fixed at the bottom end of the connecting block and in sliding connection with the chute on the surface of the valve body.
As a preferable implementation mode, the longitudinal section shape of the limit groove on the top surface of the movable plate is I-shaped, the shape of the limit block is I-shaped and is matched with the shape of the limit groove on the surface of the movable plate, the longitudinal section shape of the guide groove on the top surface of the valve body is I-shaped, and the shape of the guide block is I-shaped and is matched with the shape of the guide groove on the top surface of the valve body.
As a preferred embodiment, the limiting mechanism further comprises a protection box fixed on the top surface of the valve body, the motor is located inside the protection box, and the rotating shaft penetrates through the top surface of the protection box.
As a preferred embodiment, the distance from the right side surface of the moving block to the left side surface of the protection box is matched with the size of the connecting rod, and the distance from the right side surface of the moving block to the left side surface of the protection box is matched with the depth of the insertion hole of the valve rod surface.
As a preferred embodiment, the longitudinal section shape of the sliding groove on the top surface of the valve body is in a convex shape, and the shape of the sliding block is in a convex shape matched with the shape of the sliding groove on the top surface of the valve body.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the valve rod can be limited by arranging the limiting mechanism, so that the turntable can be limited, the turntable is prevented from rotating due to false touch, and further unnecessary loss is prevented;
2. the sliding groove is arranged on the top surface of the valve body near the right end, and the limiting mechanism further comprises a connecting block fixed at the bottom end of the inserted link and a sliding block fixed at the bottom end of the connecting block and in sliding connection with the sliding groove on the surface of the valve body, so that the inserted link can be supported, and the inserted link can be more stable in the moving process.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is an enlarged view of the utility model at A;
FIG. 3 is a schematic view of a partial structure of the present utility model;
FIG. 4 is an enlarged view of the utility model at B;
FIG. 5 is a schematic view of the whole structure of the limiting mechanism in the present utility model;
fig. 6 is a partial exploded view of the spacing mechanism of the present utility model.
The meaning of each reference numeral in the figures is:
1. a valve body; 2. a valve stem; 3. a turntable; 4. a limiting mechanism; 41. a protection box; 42. a motor; 43. a rotating shaft; 44. a connecting rod; 45. a moving plate; 46. a limiting block; 47. a rotating column; 48. a rod; 49. a moving block; 410. a guide block; 411. a connecting block; 412. a sliding block.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-6, the present utility model provides a technical solution: the utility model provides a take lock to prevent mistake and open valve, includes valve body 1, rotates the valve rod 2 of being connected with 1 top surfaces of valve body, 1 top of valve body be equipped with 2 top surfaces of valve rod coaxial fixed carousel 3, be equipped with the jack on the outer wall of valve rod 2, 1 top surfaces of valve body are close to right-hand member department and are equipped with two guide ways of symmetry each other, still include:
the limiting mechanism 4 is arranged at the top surface of the valve body 1 near the right end and is used for limiting the valve rod 2, the limiting mechanism 4 comprises a moving plate 45, a plug rod 48, two moving blocks 49, two guide blocks 410, and a limiting block 46, wherein the moving plate 45 is arranged on the right side of the valve rod 2, the top surface of the limiting plate is provided with a limiting groove, the plug rod 48 is fixed on the left side surface of the moving plate 45 and is in sliding connection with an inserting hole on the outer wall of the valve rod 2, the two moving blocks 49 are fixed at the bottom end of the moving plate 45, the two guide blocks 410 are fixed at the bottom ends of the moving blocks 49 on the same side and are in sliding connection with the guide groove on the same side as the top surface of the valve body 1, and the limiting mechanism 4 further comprises a limiting block 46 in sliding connection with the limiting groove on the top surface of the moving plate 45.
In this embodiment, the limiting mechanism 4 further includes a motor 42 embedded in the top surface of the valve body 1 near the right end, a rotating shaft 43 coaxially connected with the output shaft of the motor 42, and a connecting rod 44 coaxially fixed on the outer wall of the rotating shaft 43, where the connecting rod 44 is rotationally connected with the limiting block 46 through a rotating column 47, and the valve rod 2 can be limited by setting the limiting mechanism 4, so that the turntable 3 can be limited, the turntable 3 is prevented from rotating due to false touch, and unnecessary loss is prevented.
Besides, the top surface of the valve body 1 is provided with a chute near the right end, and the limiting mechanism 4 further comprises a connecting block 411 fixed at the bottom end of the inserted rod 48, and a sliding block 412 fixed at the bottom end of the connecting block 411 and slidably connected with the chute on the surface of the valve body 1, so that the inserted rod 48 can be supported, and the inserted rod 48 can be more stable in the moving process.
Further, the longitudinal section shape of the limit groove on the top surface of the moving plate 45 is in an I shape, the shape of the limit block 46 is in an I shape matched with the shape of the limit groove on the surface of the moving plate 45, the longitudinal section shape of the guide groove on the top surface of the valve body 1 is in an I shape, the shape of the guide block 410 is in an I shape matched with the shape of the guide groove on the top surface of the valve body 1, and the limit block 46 is prevented from sliding out of the limit groove on the top surface of the moving plate 45, so that the connection between the limit block 46 and the limit groove on the top surface of the moving plate 45 is tighter, the connection between the guide block 410 and the guide groove on the same side of the top surface of the valve body 1 is tighter, and the moving plate 45 is more stable in the moving process.
Specifically, the limiting mechanism 4 further comprises a protection box 41 fixed on the top surface of the valve body 1, the motor 42 is located inside the protection box 41, and the rotating shaft 43 penetrates through the top surface of the protection box 41, so that the motor 42 can be protected, and the service life of the motor 42 is prolonged.
It should be noted that the distance from the right side surface of the moving block 49 to the left side surface of the protection box 41 is adapted to the size of the connecting rod 44, and the distance from the right side surface of the moving block 49 to the left side surface of the protection box 41 is adapted to the depth of the surface insertion hole of the valve rod 2, so that the insert rod 48 can be smoothly inserted into the surface insertion hole of the valve rod 2, and the insert rod 48 can be smoothly slid out from the surface insertion hole of the valve rod 2.
It should be noted that, the longitudinal section of the sliding groove on the top surface of the valve body 1 is in a convex shape, and the shape of the sliding block 412 is in a convex shape matched with the shape of the sliding groove on the top surface of the valve body 1, so that the connection between the sliding block 412 and the sliding groove on the surface of the valve body 1 can be more stable, and the inserted link 48 can be more stable in the moving process.
Finally, it should be noted that the components of the valve body 1, the motor 42, etc. related to the present utility model are all general standard components or components known to those skilled in the art, the structure and principle of which are all known by those skilled in the art through technical manuals or known by routine experimental methods, all the electric devices mentioned above refer to power elements, electric devices and adaptive controllers and power sources which are connected through wires at the idle position of the present device, the specific connection means should refer to the working principle in the present utility model, and the electrical connection between the electric devices is completed according to the sequence of working, and the detailed connection means is known in the art.
In the specific use process of the embodiment, when the valve rod 2 and the rotary table 3 need to be limited, firstly, the motor 42 is started by the external PLC, the output shaft of the motor 42 rotates to drive the rotating shaft 43 coaxially connected with the motor to rotate, the rotating shaft 43 rotates to drive the connecting rod 44 coaxially fixed with the motor to rotate, the connecting rod 44 rotates to drive the limiting block 46 rotationally connected with the rotating shaft through the rotating post 47 to move, the limiting block 46 slides in the limiting groove on the surface of the moving plate 45 to drive the moving plate 45 to move towards the direction of the valve rod 2, the moving plate 45 moves under the guiding action of the two moving blocks 49, the two guiding blocks 410 and the two guiding grooves on the surface of the valve body 1, the moving plate 45 moves to drive the inserting rod 48 fixed with the moving plate to move under the guiding action of the connecting block 411, the sliding block 412 and the sliding groove on the surface of the valve body 1, and when the inserting rod 48 is completely inserted into the jack on the surface of the valve rod 2, the motor 42 is turned off by the external PLC.
The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. The utility model provides a take lock to prevent mistake and open valve, includes valve body (1), rotates valve rod (2) of being connected with valve body (1) top surface, its characterized in that, valve body (1) top is equipped with valve rod (2) top surface coaxial fixed carousel (3), be equipped with the jack on the outer wall of valve rod (2), valve body (1) top surface is close to right-hand member department and is equipped with two guide ways of mutual symmetry, still includes:
stop gear (4), set up in valve body (1) top surface and be close to right-hand member department for it is spacing to carry out valve rod (2), stop gear (4) are including being located valve rod (2) right side and top surface be equipped with limiting groove's movable plate (45), fix on movable plate (45) left side surface and with valve rod (2) outer wall on jack slip grafting inserted bar (48), fix two movable blocks (49) in movable plate (45) bottom, fix in same side movable block (49) bottom and with valve body (1) top surface homonymy guiding groove sliding connection's two guide blocks (410), stop gear (4) still include stopper (46) with movable plate (45) top surface limiting groove sliding connection.
2. The locked false-open prevention valve of claim 1, wherein: the limiting mechanism (4) further comprises a motor (42) embedded in the top surface of the valve body (1) and close to the right end, a rotating shaft (43) coaxially connected with an output shaft of the motor (42), and a connecting rod (44) coaxially fixed on the outer wall of the rotating shaft (43), wherein the connecting rod (44) is rotationally connected with the limiting block (46) through a rotating column (47).
3. The locked false-open prevention valve of claim 1, wherein: the top surface of the valve body (1) is provided with a sliding groove close to the right end, and the limiting mechanism (4) further comprises a connecting block (411) fixed at the bottom end of the inserted link (48) and a sliding block (412) fixed at the bottom end of the connecting block (411) and in sliding connection with the sliding groove on the surface of the valve body (1).
4. The locked false-open prevention valve of claim 2, wherein: the longitudinal section shape of the limit groove on the top surface of the movable plate (45) is I-shaped, the shape of the limit block (46) is I-shaped matched with the shape of the limit groove on the surface of the movable plate (45), the longitudinal section shape of the guide groove on the top surface of the valve body (1) is I-shaped, and the shape of the guide block (410) is I-shaped matched with the shape of the guide groove on the top surface of the valve body (1).
5. The locked false-open prevention valve of claim 2, wherein: the limiting mechanism (4) further comprises a protection box (41) fixed on the top surface of the valve body (1), the motor (42) is located inside the protection box (41), and the rotating shaft (43) penetrates through the top surface of the protection box (41).
6. The locked false-open prevention valve of claim 2, wherein: the distance from the right side surface of the moving block (49) to the left side surface of the protection box (41) is matched with the size of the connecting rod (44), and the distance from the right side surface of the moving block (49) to the left side surface of the protection box (41) is matched with the depth of the surface jack of the valve rod (2).
7. A valve as claimed in claim 3, wherein: the longitudinal section shape of the sliding groove on the top surface of the valve body (1) is in a convex shape, and the shape of the sliding block (412) is in a convex shape matched with the shape of the sliding groove on the top surface of the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320601405.5U CN219606205U (en) | 2023-03-24 | 2023-03-24 | Valve with lock for preventing false opening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320601405.5U CN219606205U (en) | 2023-03-24 | 2023-03-24 | Valve with lock for preventing false opening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219606205U true CN219606205U (en) | 2023-08-29 |
Family
ID=87742553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320601405.5U Active CN219606205U (en) | 2023-03-24 | 2023-03-24 | Valve with lock for preventing false opening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219606205U (en) |
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2023
- 2023-03-24 CN CN202320601405.5U patent/CN219606205U/en active Active
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