Leakage-proof stop valve

Abstract

The utility model relates to the technical field of stop valves, and discloses a leakage-proof stop valve which comprises a valve body, an auxiliary mechanism is arranged on the right side of the interior of the valve body, and a water inlet and a water outlet are connected to the two sides of the valve body in a penetrating mode. Through cooperative use of a circular plate, a rotating column, a first conical tooth, a supporting column, a circular base, a second conical tooth and a connecting column, a movable disc can be rotated, valve closing is achieved, through cooperative use of a fixing block, a screw rod, a rotating button, a connecting block, a clamping column and a clamping hole, locking of the movable disc is achieved, leakage is avoided, and when the movable disc rotates in the reverse direction, the movable disc is locked. And a second through opening and a first through opening are staggered, a fixing column, a barrel, a button, a spring, a moving block, a connecting column, a cone and a display lamp are used in cooperation, a worker can be reminded that the valve is in a closed and sealed state at the moment, the using effect is good, and practicability is high.

Description

Technical Field

[0001] The utility model relates to the technical field of stop valves, in particular to a leak-proof stop valve. Background Art

[0002] A valve is a mechanical device that controls the flow rate, direction, pressure, temperature, etc. of a flowing fluid medium. A valve is a basic component in a piping system. Valve fittings are technically the same as pumps. There are many types of valves, among which the stop valve is the most widely used valve. The stop valve can stop the flow of fluid media and usually uses a leak-proof seal.

[0003] The existing Chinese utility model patent with reference announcement number CN217762119U discloses a leak-proof sealed stop valve. The utility model provides a leak-proof sealed stop valve, which has the advantages that: by providing a rubber plug, when closing the valve, by rotating the valve handle, the valve handle drives the valve stem to rotate, and the valve stem drives the valve core to move downward through the connecting column, and the rubber plug at the bottom of the valve core plays a sealing role, and the sealing ring can improve the sealing of the valve core, and the anti-leakage effect is better.

[0004] When the above-mentioned stop valve is in use, when the staff closes the valve, there is no reminder mechanism, so when the valve is not completely closed and sealed, it cannot be discovered in time. Therefore, technical personnel in this field provide a leak-proof stop valve to solve the problems raised in the above-mentioned background technology. Utility Model Content

[0005] 1. Technical issues to be resolved

[0006] In view of the deficiencies in the prior art, the utility model provides a leak-proof stop valve, which has the advantages of being able to remind and having a good sealing effect, and solves the above-mentioned technical problems.

[0007] (II) Technical solution

[0008] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a leak-proof stop valve, comprising a valve body, an auxiliary mechanism is arranged on the right side of the interior of the valve body, both sides of the valve body are connected with water inlets and outlets, a fixed disc is fixedly arranged on the left side of the interior of the valve body, a first opening is opened in the middle of the upper part of the fixed disc, and a leak-proof mechanism is arranged inside the valve body and on the right side of the fixed disc;

[0009] The auxiliary mechanism includes: a fixed block is fixedly provided on the top right side of the valve body, a screw is threadedly connected to the fixed block, a turning knob is fixedly provided on the right end of the screw, a connecting block is fixedly provided on the left end of the screw, a clamping column is fixedly provided on the left side wall of the connecting block, a circular plate is provided on the upper part of the valve body, a group of clamping holes are opened on the outer surface of the circular plate, a rotating column is fixedly provided on the bottom end of the circular plate, one end of the rotating column passes through the interior of the valve body and is fixedly provided with a first conical tooth, a circular seat is fixedly connected to the right side of the interior of the valve body through a group of pillars, the left side wall of the circular seat is rotatably connected to the second conical tooth through a bearing, and the left side wall of the second conical tooth is fixedly provided with a connecting column.

[0010] As a preferred technical solution of the utility model, a group of clamping holes on the outer surface of the circular plate are arranged at equal intervals, and the clamping column is matched with the inner size of the group of clamping holes.

[0011] As a preferred technical solution of the present utility model, the first conical teeth and the second conical teeth are meshingly connected.

[0012] As a preferred technical solution of the utility model, the leakage prevention mechanism includes: a moving disc is arranged inside the valve body and on the right side of the fixed disc, a second opening is opened in the middle of the upper part of the moving disc, a cylinder is fixedly arranged inside the second opening through a group of fixed columns, a button is fixedly arranged on the right side of the cylinder, a spring is arranged on the left side of the button, a moving block is fixedly arranged at one end of the spring, a connecting column is fixedly arranged on the left side wall of the moving block, one end of the connecting column passes through the outside of the cylinder and is fixedly arranged with a cone, and a display light is fixedly arranged on the left side of the top end of the valve body.

[0013] As a preferred technical solution of the utility model, one end of the connecting column is fixedly connected to the center of the right side wall of the moving disc, the moving disc and the inner surface of the valve body are sealed and connected via a sealing gasket, and the second opening on the moving disc is aligned with the first opening on the fixed disc.

[0014] As a preferred technical solution of the present utility model, the button and the display light are electrically connected.

[0015] Compared with the prior art, the utility model provides a leak-proof stop valve, which has the following beneficial effects:

[0016] The utility model is provided with an auxiliary mechanism and a leak-proof mechanism. When closing the valve, the movable disc can be rotated through the cooperation of the circular plate, the rotating column, the first conical teeth, the pillar, the circular seat, the second conical teeth and the connecting column to realize valve closing. The movable disc is locked to avoid leakage through the cooperation of the fixed block, the screw rod, the rotating button, the connecting block, the clamping column and the clamping hole. When the movable disc rotates in the reverse direction, the second opening and the first opening are misaligned. The fixed column, the cylinder, the button, the spring, the moving block, the connecting column, the cone and the display light can be used to remind the staff that the valve is in a closed and sealed state at this time. The use effect is good and the practicability is strong. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the connection between the fixed disc and the first opening of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the connection between the movable disc and the second port of the utility model;

[0020] Figure 4 It is a structural schematic diagram of the connection between the clamping column and the clamping hole of the utility model.

[0021] Among them: 1. valve body; 2. auxiliary mechanism; 201. fixed block; 202. screw; 203. turn button; 204. connecting block; 205. clamping column; 206. round plate; 207. clamping hole; 208. rotating column; 209. first conical tooth; 210. support column; 211. circular seat; 212. second conical tooth; 213. connecting column; 3. water inlet and outlet; 4. fixed disc; 5. first opening; 6. anti-leakage mechanism; 601. moving disc; 602. second opening; 603. fixed column; 604. cylinder; 605. button; 606. spring; 607. moving block; 608. connecting column; 609. cone; 610. display light. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] In the description of the present invention, unless otherwise specified, "multiple" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present invention and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first", "second", "third" and the like are only used for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0025] See also Figure 1-4 A leak-proof stop valve comprises a valve body 1, an auxiliary mechanism 2 is arranged on the right side of the valve body 1, both sides of the valve body 1 are connected with water inlet and outlet 3, a fixed disc 4 is fixedly arranged on the left side of the valve body 1, a first opening 5 is opened in the middle of the upper part of the fixed disc 4, and a leak-proof mechanism 6 is arranged inside the valve body 1 and on the right side of the fixed disc 4;

[0026] The auxiliary mechanism 2 includes: a fixed block 201 is fixedly provided on the right side of the top of the valve body 1, a screw 202 is threadedly connected to the fixed block 201, a rotating knob 203 is fixedly provided on the right end of the screw 202, a connecting block 204 is fixedly provided on the left end of the screw 202, a clamping column 205 is fixedly provided on the left wall of the connecting block 204, a circular plate 206 is provided on the upper part of the valve body 1, a group of clamping holes 207 are opened on the outer surface of the circular plate 206, a rotating column 208 is fixedly provided on the bottom end of the circular plate 206, and one end of the rotating column 208 penetrates A first conical tooth 209 is fixedly arranged inside the valve body 1, a circular seat 211 is fixedly connected to the right side of the inside of the valve body 1 through a pillar 210, a second conical tooth 212 is rotatably connected to the left side wall of the circular seat 211 through a bearing, and a connecting column 213 is fixedly arranged on the left side wall of the second conical tooth 212; a group of clamping holes 207 on the outer surface of the circular plate 206 are equidistantly arranged, and the clamping column 205 matches the internal size of a group of clamping holes 207; the first conical tooth 209 and the second conical tooth 212 are meshingly connected.

[0027] Furthermore, when closing the valve, the rotating column 208 rotates by rotating the circular plate 206 in the reverse direction, and its first conical teeth 209 drive the second conical teeth 212 to rotate in the reverse direction, thereby rotating the connecting column 213, and then realizing the rotation of the movable disc 601 to close the valve. After completion, the knob 203 is rotated forward, the device screw 202 moves left, and then the connecting block 204 moves left until its clamping column 205 fits with the inside of a set of clamping holes 207, thereby achieving a locking effect.

[0028] The anti-leakage mechanism 6 includes: a movable disc 601 is arranged inside the valve body 1 and on the right side of the fixed disc 4, a second opening 602 is opened in the middle of the upper part of the movable disc 601, a cylinder 604 is fixedly arranged inside the second opening 602 through a group of fixed columns 603, a button 605 is fixedly arranged on the right side of the cylinder 604, a spring 606 is arranged on the left side of the button 605, a moving block 607 is fixedly arranged at one end of the spring 606, and a connecting member is fixedly arranged on the left wall of the moving block 607 Column 608, one end of the connecting column 608 passes through the outside of the cylinder 604 and is fixedly provided with a cone 609, and a display light 610 is fixedly provided on the left side of the top of the valve body 1; one end of the connecting column 213 is fixedly connected to the center of the right wall of the movable disc 601, and the movable disc 601 and the inner surface of the valve body 1 form a sealed movable connection through a sealing gasket, and the second opening 602 on the movable disc 601 is aligned with the first opening 5 on the fixed disc 4; the button 605 and the display light 610 are electrically connected.

[0029] Furthermore, when the movable disc 601 rotates in the opposite direction, its second opening 602 is misaligned with the first opening 5, and its cone 609 moves with the rotation of the movable disc 601 due to the resistance force of the fixed disc 4, and its connecting column 608 moves, thereby driving the spring 606 to squeeze and touch the button 605. At this time, the button 605 controls the display light 610 to turn on, reminding the staff that the valve is in a closed and sealed state at this time.

[0030] Working principle: When closing the valve, the rotating column 208 rotates by rotating the circular plate 206 in the opposite direction, and its first conical tooth 209 drives the second conical tooth 212 to rotate in the opposite direction, thereby rotating the connecting column 213, and then realizing the opposite rotation of the movable disc 601, so that the second opening 602 and the first opening 5 can be misaligned. At the same time, its cone 609 moves to the inside of the second opening 602 with the rotation of the movable disc 601 and the resistance force of the fixed disc 4, and its connecting column 608 moves, thereby driving the spring 606 to squeeze and touch the button 605. At this time, the button 605 controls the display light 610 to turn on, reminding the staff that the valve is in a closed and sealed state at this time. After completion, the knob 203 is rotated forward, the device screw 202 moves left, and then the connecting block 204 moves left until its clamping column 205 fits with the inside of a group of clamping holes 207, thereby achieving a locking effect.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A leak-proof stop valve, comprising a valve body (1), characterized in that: An auxiliary mechanism (2) is provided on the right side of the interior of the valve body (1); water inlets and outlets (3) are connected through both sides of the valve body (1); a fixed disc (4) is fixedly provided on the left side of the interior of the valve body (1); a first opening (5) is provided in the middle of the upper part of the fixed disc (4); and a leak-proof mechanism (6) is provided inside the valve body (1) and on the right side of the fixed disc (4); The auxiliary mechanism (2) comprises: a fixing block (201) is fixedly provided on the right side of the top end of the valve body (1); a screw rod (202) is threadedly connected to the fixing block (201); a rotating knob (203) is fixedly provided on the right end of the screw rod (202); a connecting block (204) is fixedly provided on the left end of the screw rod (202); a clamping column (205) is fixedly provided on the left side wall of the connecting block (204); a circular plate (206) is provided on the upper part of the valve body (1); and a cylindrical hole (206) is provided on the outer surface of the circular plate (206) There is a group of clamping holes (207), and a rotating column (208) is fixedly provided at the bottom end of the circular plate (206). One end of the rotating column (208) penetrates into the interior of the valve body (1) and is fixedly provided with a first conical tooth (209). The right side of the interior of the valve body (1) is fixedly connected to a circular seat (211) through a group of pillars (210). The left side wall of the circular seat (211) is rotatably connected to a second conical tooth (212) through a bearing, and the left side wall of the second conical tooth (212) is fixedly provided with a connecting column (213).

2. A leak-proof stop valve according to claim 1, characterized in that: A group of clamping holes (207) on the outer surface of the circular plate (206) are arranged at equal intervals, and the clamping column (205) matches the inner size of the group of clamping holes (207).

3. The leak-proof stop valve according to claim 1, characterized in that: The first conical teeth (209) and the second conical teeth (212) are meshingly connected.

4. The leak-proof stop valve according to claim 1, characterized in that: The anti-leakage mechanism (6) comprises: a movable disc (601) is arranged inside the valve body (1) and on the right side of the fixed disc (4); a second opening (602) is opened in the middle of the upper part of the movable disc (601); a cylinder (604) is fixedly arranged inside the second opening (602) through a group of fixed columns (603); a button (605) is fixedly arranged on the right side of the cylinder (604); a spring (606) is arranged on the left side of the button (605); a moving block (607) is fixedly arranged at one end of the spring (606); a connecting column (608) is fixedly arranged on the left side wall of the moving block (607); one end of the connecting column (608) passes through the outside of the cylinder (604) and is fixedly arranged with a cone (609); a display light (610) is fixedly arranged on the left side of the top of the valve body (1).

5. A leak-proof stop valve according to claim 4, characterized in that: One end of the connecting column (213) is fixedly connected to the center of the right side wall of the movable disc (601), and the movable disc (601) and the inner surface of the valve body (1) are sealed and movablely connected via a sealing gasket. The second opening (602) on the movable disc (601) is aligned with the first opening (5) on the fixed disc (4).

6. The leak-proof stop valve according to claim 4, characterized in that: The button (605) and the display light (610) are electrically connected.

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