CN213982100U

CN213982100U - Anti-theft and anti-misoperation manual valve

Info

Publication number: CN213982100U
Application number: CN202022768712.1U
Authority: CN
Inventors: 谢丽
Original assignee: Ningbo Boye Plastic Valve Co ltd
Current assignee: Ningbo Boye Plastic Valve Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-08-17
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a manual valve of maloperation is prevented in theftproof relates to valve technical field, which comprises a valve body, the play water end fixedly connected with outlet pipe of valve body, the end fixedly connected with inlet tube of intaking of valve body, the sealed shell of top fixedly connected with of valve body, the through-hole has been seted up at the upper surface middle part of sealed shell, the internally mounted of valve body has the case, the top middle part fixedly connected with valve rod of case, the mounting hole has been seted up at the top middle part of valve body, the last fixed surface of mounting hole installs sealed bearing. The utility model discloses a set up carousel, connecting rod, fixture block, rotary column, the spacing hole of second and draw-in groove and mutually support, when equipment does not use, clockwise rotation carousel breaks away from the fixture block the draw-in groove, upwards stimulates the carousel for the connecting rod breaks away from the spacing hole of second, dismantles the carousel, thereby prevents that irrelevant personnel from operating the circumstances of stealing the fluid to the valve.

Description

Anti-theft and anti-misoperation manual valve

Technical Field

The utility model relates to the technical field of valves, specifically be a manual valve of maloperation is prevented in theftproof.

Background

The manual valve is used more and more widely in life, is a control part in a pipeline fluid conveying system, is used for changing the section of a passage and the flowing direction of a medium, has the functions of diversion, stopping, regulation, throttling, non-return, diversion or overflow pressure relief and the like, is used for a valve for fluid control, and has certain defects in the wide use of the manual valve.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a manual valve of maloperation is prevented in theftproof has solved the fluid derivation that current manual valve who proposes in the above-mentioned background art probably leads to valve control and has been stolen, causes certain economic loss, also probably relevant personnel have the possibility of maloperation, cause production technology's misoperation's problem.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a manual valve preventing theft and misoperation comprises a valve body, wherein a water outlet end of the valve body is fixedly connected with a water outlet pipe, a water inlet end of the valve body is fixedly connected with a water inlet pipe, a sealing shell is fixedly connected to the top end of the valve body, a through hole is formed in the middle of the upper surface of the sealing shell, a valve core is installed inside the valve body, a valve rod is fixedly connected to the middle of the top end of the valve core, a mounting hole is formed in the middle of the top end of the valve body, a sealing bearing is fixedly installed on the upper surface of the mounting hole, one end, away from the valve core, of the valve rod penetrates through the mounting hole and an inner ring of the sealing bearing and extends into the sealing shell, a transmission gear is fixedly connected to one end, away from the valve core, of the valve rod, a spring is fixedly connected to the middle of the upper surface of the transmission gear, a gear box is arranged inside the sealing shell, and a gear ring inside the gear box is meshed with the transmission gear, the utility model discloses a gear box, including gear box, spring, gear box.

Further, the inner wall of the mounting hole is fixedly connected with a sealing ring, and the inside of the through hole is fixedly connected with a sealing ring.

Further, the valve rod is rotatably connected inside the mounting hole, and a gap is reserved between the upper surface of the transmission gear and the inner top wall of the gear box.

Furthermore, the clamping grooves are L-shaped, and the two clamping grooves are communicated with the second limiting hole.

Furthermore, the central lines of the valve core, the valve rod, the transmission gear, the spring, the gear box, the rotary column, the connecting rod and the rotary disk are all positioned on the same vertical line.

Further, the initial position of the top of the rotary column is positioned inside the through hole.

Further, the bottom of the turntable is not in contact with the top of the sealed housing.

(III) advantageous effects

The utility model provides a manual valve of maloperation is prevented in theftproof possesses following beneficial effect:

(1) this manual valve of anti-misoperation prevents burglary, during the use, when needing to rotate the regulation to the case, press the carousel, make the carousel press the rotary column through the connecting rod, the rotary column presses spring and gear box simultaneously, the compression of spring atress moves down, the gear box atress moves down, make drive gear and the teeth of a cogwheel on it enter into gear box internal gear circle, make gear box and drive gear get into the engaged state, then rotate the carousel, make the gear box rotate and drive the drive gear and rotate, drive gear passes through the valve rod and drives the case and rotate in the inside of valve body, just can rotate the case through a series of operations and adjust, thereby reached and prevented that the valve from being adjusted by the condition of maloperation.

(2) This manual valve of maloperation is prevented in theftproof, through setting up the carousel, the connecting rod, the fixture block, the rotary column, spacing hole of second and draw-in groove mutually support, when equipment uses, the fixture block joint is in the inside of draw-in groove, make the carousel can drive the rotary column and rotate, spacing hole of second and draw-in groove are to the spacing of connecting rod and fixture block, effectually prevent that the connecting rod from breaking away from the spacing hole of second, when equipment does not use, clockwise rotation carousel, break away from the draw-in groove with the fixture block, upwards stimulate the carousel, make the connecting rod break away from the spacing hole of second, dismantle the carousel, thereby prevent that irrelevant personnel from operating the condition of stealing the fluid to the valve.

Drawings

Fig. 1 is a schematic view of the three-dimensional structure of the anti-theft and anti-misoperation manual valve of the present invention;

FIG. 2 is a schematic view of the sectional structure of the anti-theft and anti-misoperation manual valve of the present invention;

fig. 3 is an enlarged schematic structural view of a position a in fig. 2 of the anti-theft and anti-misoperation manual valve of the present invention;

fig. 4 is a schematic view of the three-dimensional structure of the rotary column of the anti-theft and anti-misoperation manual valve of the present invention.

In the figure: 1. a valve body; 2. a water outlet pipe; 3. a water inlet pipe; 4. a valve core; 5. sealing the shell; 6. mounting holes; 7. sealing the bearing; 8. a valve stem; 9. a transmission gear; 10. a spring; 11. a gear box; 12. turning the column; 13. a first limit hole; 14. a second limiting hole; 15. a card slot; 16. a through hole; 17. a turntable; 18. a clamping block; 19. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Furthermore, the terms "first", "second", etc. 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.

Referring to fig. 1-4, the present invention provides a technical solution:

a manual valve preventing theft and misoperation comprises a valve body 1, wherein a water outlet end of the valve body 1 is fixedly connected with a water outlet pipe 2, a water inlet end of the valve body 1 is fixedly connected with a water inlet pipe 3, the top end of the valve body 1 is fixedly connected with a sealing shell 5, the middle part of the upper surface of the sealing shell 5 is provided with a through hole 16, the inside of the through hole 16 is fixedly connected with a sealing ring, the valve body 1 is internally provided with a valve core 4, the middle part of the top end of the valve core 4 is fixedly connected with a valve rod 8, the valve rod 8 is rotatably connected inside a mounting hole 6, the middle part of the top end of the valve body 1 is provided with a mounting hole 6, the inner wall of the mounting hole 6 is fixedly connected with the sealing ring, the upper surface of the mounting hole 6 is fixedly provided with a sealing bearing 7, one end of the valve rod 8, far away from the valve core 4, penetrates through the mounting hole 6 and the inner ring of the sealing bearing 7 and extends to the inside of the sealing shell 5, one end of the valve rod 8, far away from the valve core 4, is fixedly connected with a transmission gear 9, the middle part of the upper surface of the transmission gear 9 is fixedly connected with a spring 10, a gear box 11 is arranged in the sealing shell 5, a gap is reserved between the upper surface of the transmission gear 9 and the inner top wall of the gear box 11, a gear ring in the gear box 11 is meshed with the transmission gear 9, a rotary column 12 is fixedly connected with the middle part of the upper surface of the gear box 11, the initial position of the top of the rotary column 12 is positioned in a through hole 16, a first limit hole 13 is arranged in the gear box 11 and corresponds to the spring 10, the first limit hole 13 penetrates through the gear box 11 and extends to the inside of the rotary column 12, one end of the spring 10 far away from the transmission gear 9 is fixedly connected with the inner wall of the rotary column 12, one end of the rotary column 12 far away from the gear box 11 is positioned in the through hole 16 and is rotatably connected with the through hole 16, when the valve core 4 is required to be rotatably adjusted, the rotary table 17 is pressed, so that the rotary column 12 is pressed through a connecting rod 19, meanwhile, the rotary column 12 presses the spring 10 and the gear box 11, the spring 10 is compressed and moves downwards, the gear box 11 is compressed and moves downwards, the transmission gear 9 and gear teeth on the transmission gear 9 enter a gear ring in the gear box 11, the gear box 11 and the transmission gear 9 enter a meshing state, then the rotary table 17 is rotated, so that the gear box 11 rotates and drives the transmission gear 9 to rotate, the transmission gear 9 drives the valve core 4 to rotate in the valve body 1 through the valve rod 8, the valve core 4 can be rotationally adjusted through a series of operations, and the situation of preventing the valve from being operated by mistake is achieved, the middle part of the upper surface of the rotary column 12 is provided with a second limiting hole 14, the outer side of the top end of the rotary column 12 is provided with two clamping grooves 15, each clamping groove 15 is L-shaped, each clamping groove 15 is communicated with the second limiting hole 14, and the inner part of each second limiting hole 14 is movably connected with a connecting rod 19, the outer side surface of the connecting rod 19 is fixedly connected with a clamping block 18 matched with the clamping groove 15, the top of the connecting rod 19 is fixedly connected with a rotary table 17, the bottom of the rotary table 17 is not contacted with the top of the sealing shell 5, the valve core 4, the valve rod 8, the transmission gear 9, the spring 10, the gear box 11, the rotary column 12, the connecting rod 19 and the central line of the rotary table 17 are all positioned on the same vertical line, the rotary table 17, the connecting rod 19, the clamping block 18, the rotary column 12, the second limiting hole 14 and the clamping groove 15 are matched with each other, when the device is used, the clamping block 18 is clamped in the clamping groove 15, so that the rotary table 17 can drive the rotary column 12 to rotate, the second limiting hole 14 and the clamping groove 15 limit the connecting rod 19 and the clamping block 18, the connecting rod 19 is effectively prevented from being separated from the second limiting hole 14, when the device is not used, the rotary table 17 is rotated clockwise, the clamping block 18 is separated from the clamping groove 15, and the rotary table 17 is pulled upwards, so that the connecting rod 19 is separated from the second limit hole 14 and the rotary disc 17 is disassembled, thereby preventing the situation that the fluid is stolen when an irrelevant person operates the valve.

The working principle of the manual valve is that when the manual valve is used, a connecting rod 19 and a clamping block 18 on the connecting rod are respectively aligned with a second limiting hole 14 and a clamping groove 15, then a pressing rotary disc 17 presses the connecting rod 19 and the clamping block 18 into the second limiting hole 14 and the clamping groove 15, then the rotary disc 17 rotates anticlockwise to enable the clamping block 18 to enter the clamping groove 15, then the rotary disc 17 is pressed to enable the rotary disc 17 to press a rotary column 12 through the connecting rod 19, meanwhile, the rotary column 12 presses a spring 10 and a gear box 11, the spring 10 is compressed to move downwards, the gear box 11 is forced to move downwards, a transmission gear 9 and gear teeth on the transmission gear 9 enter a gear ring in the gear box 11, the gear box 11 and the transmission gear 9 enter a meshing state, then the rotary disc 17 is rotated to enable the gear box 11 to rotate and drive the transmission gear 9 to rotate, the transmission gear 9 drives a valve core 4 to rotate in a valve body 1 through a valve rod 8, just can rotate case 4 through a series of operations and adjust, thereby reached and prevented the valve by the condition of maloperation, after the regulation finishes, slowly loosen carousel 17, drive gear box 11 upward movement under spring 10's effect, and make gear box 11 and drive gear 9 separate, gear box 11 drives rotary column 12, connecting rod 19 and carousel 17 move up, after spring 10 resets and finishes, clockwise rotation carousel 17, make fixture block 18 break away from draw-in groove 15, upwards stimulate carousel 17, make connecting rod 19 break away from spacing hole 14 of second, dismantle carousel 17, thereby prevent that irrelevant personnel from operating the condition of stealing the fluid to the valve.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The anti-theft and anti-misoperation manual valve comprises a valve body (1) and is characterized in that a water outlet end of the valve body (1) is fixedly connected with a water outlet pipe (2), a water inlet end of the valve body (1) is fixedly connected with a water inlet pipe (3), the top end of the valve body (1) is fixedly connected with a sealing shell (5), a through hole (16) is formed in the middle of the upper surface of the sealing shell (5), a valve core (4) is installed inside the valve body (1), a valve rod (8) is fixedly connected to the middle of the top end of the valve core (4), a mounting hole (6) is formed in the middle of the top end of the valve body (1), a sealing bearing (7) is fixedly installed on the upper surface of the mounting hole (6), one end, far away from the valve core (4), of the valve rod (8) penetrates through the mounting hole (6) and an inner ring of the sealing bearing (7) and extends to the inside of the sealing shell (5), a transmission gear (9) is fixedly connected to one end, far away from the valve core (4), of the valve rod (8), a spring (10) is fixedly connected to the middle of the upper surface of the transmission gear (9), a gear box (11) is arranged inside the sealing shell (5), a gear ring inside the gear box (11) is meshed with the transmission gear (9), a rotary column (12) is fixedly connected to the middle of the upper surface of the gear box (11), a first limiting hole (13) is formed in the gear box (11) and in a position corresponding to the spring (10), the first limiting hole (13) penetrates through the gear box (11) and extends to the inside of the rotary column (12), one end, far away from the transmission gear (9), of the spring (10) is fixedly connected with the inner wall of the rotary column (12), one end, far away from the gear box (11), of the rotary column (12) is located in the through hole (16) and is rotatably connected with the through hole (16), the upper surface middle part of rotary column (12) has been seted up second spacing hole (14), two draw-in grooves (15) have been seted up in the top outside of rotary column (12), the inside swing joint in the spacing hole of second (14) has connecting rod (19), fixture block (18) of lateral surface fixedly connected with and draw-in groove (15) looks adaptation of connecting rod (19), top fixedly connected with carousel (17) of connecting rod (19).

2. The anti-theft and anti-misoperation manual valve according to claim 1,

the inner wall of the mounting hole (6) is fixedly connected with a sealing ring, and the inner part of the through hole (16) is fixedly connected with the sealing ring.

3. The anti-theft and anti-misoperation manual valve according to claim 1,

the valve rod (8) is rotatably connected inside the mounting hole (6), and a gap is reserved between the upper surface of the transmission gear (9) and the inner top wall of the gear box (11).

4. The anti-theft and anti-misoperation manual valve according to claim 1,

the clamping grooves (15) are L-shaped, and the two clamping grooves (15) are communicated with the second limiting hole (14).

5. The anti-theft and anti-misoperation manual valve according to claim 1,

the central lines of the valve core (4), the valve rod (8), the transmission gear (9), the spring (10), the gear box (11), the rotary column (12), the connecting rod (19) and the turntable (17) are all located on the same vertical line.

6. The anti-theft and anti-misoperation manual valve according to claim 1,

the initial position of the top of the rotary column (12) is located inside the through hole (16).

7. The anti-theft and anti-misoperation manual valve according to claim 1,

the bottom of the rotating disc (17) is not in contact with the top of the sealing shell (5).