CN221075428U

CN221075428U - Internal thread gate valve with fastening connection

Info

Publication number: CN221075428U
Application number: CN202323236891.4U
Authority: CN
Inventors: 李阳; 吴启阳
Original assignee: Vof Valve Manufacturing Co ltd
Current assignee: Vof Valve Manufacturing Co ltd
Priority date: 2023-11-29
Filing date: 2023-11-29
Publication date: 2024-06-04
Anticipated expiration: 2033-11-29

Abstract

The utility model belongs to the technical field of internal thread gate valves, in particular to an internal thread gate valve with fastening connection, which comprises a valve body, wherein the top of the valve body is provided with a valve seat, the top of the valve seat is provided with a rotating mechanism, the top of the valve seat is fixedly provided with a functional box, the right side of the functional box is fixedly provided with a motor box, the right side inner wall of the motor box is fixedly provided with a motor, an output shaft of the motor extends into the functional box, and the functional box is internally provided with a screw mechanism; the top of the functional box is provided with a rod hole, and the right side of the motor box is provided with two box doors. The utility model has reasonable design, can realize the purpose of locking the rotating handle by arranging the locking mechanism, can realize the purpose of avoiding the medium from being stopped or discharged due to random rotation of the rotating handle and avoiding influencing the working experience, and can realize the purpose of avoiding the operation of non-relevant personnel on the controller and realizing the purpose of strengthening the working protection by arranging the anti-theft mechanism.

Description

Internal thread gate valve with fastening connection

Technical Field

The utility model relates to the technical field of internal thread gate valves, in particular to an internal thread gate valve with fastening connection.

Background

The gate valve is a gate plate of opening and closing piece, the movement direction of the gate plate is perpendicular to the direction of fluid, the gate valve is a variety of gate valves on the market at present, the internal thread gate valve is also called a gate valve, the gate valve is the most widely used valve, the gate valve belongs to a forced sealing type valve, the closing principle of the gate valve is that the sealing surface of the valve clack is tightly attached to the sealing surface of the valve seat by means of the pressure of a valve lever, the medium circulation is prevented, and when the gate valve is closed, the sealing surface can be sealed by means of the pressure of the medium only, namely the sealing surface of the gate plate is pressed to the valve seat on the other side by means of the pressure of the medium only to ensure the sealing surface sealing, namely self sealing. Most gate valves are sealed by force, i.e. when the valve is closed, the gate plate is forced to press against the valve seat by external force so as to ensure the tightness of the sealing surface.

At present, an internal thread gate valve with fastening connection of chinese patent bulletin with bulletin number CN219932994U comprises a main body mechanism, a filtering mechanism and a bearing mechanism, wherein the filtering mechanism is located at the right end of the main body mechanism, the bearing mechanism is located at the left end of the main body mechanism, the main body mechanism comprises a mounting fixing tube, a first connecting bolt, a first liquid outlet tube and a first sealing groove, the first connecting tube is fixedly installed at the left end of the mounting fixing tube, and the first connecting bolt is fixedly installed at the left end of the first connecting tube. This internal thread gate valve with fastening connection is through improvement and the installation to filtering mechanism for this internal thread gate valve with fastening connection's filtration ability obtains improving, in the in-service use of internal thread gate valve with fastening connection, can filter the rivers that internal thread gate valve with fastening connection passed through as required, has improved the work experience that has fastening connection's internal thread gate valve.

In actual use, the prior internal thread gate valve is found to have no locking function, so that the rotating handle is easy to rotate at will, and the medium is stopped or discharged, so that inconvenience is caused to work, working experience is affected, the problem that inconvenience is caused to work and working experience is affected due to the fact that the rotating handle cannot be locked exists, and therefore, the internal thread gate valve with fastening connection is provided for solving the problem.

Disclosure of utility model

The utility model aims to solve the problems in the prior art: the internal thread gate valve with fastening connection is provided, which has the defects that the handle cannot be locked, inconvenience is caused to work and the work experience is affected.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

The internal thread gate valve with the fastening connection comprises a valve body, wherein a valve seat is arranged at the top of the valve body, a rotating mechanism is arranged at the top of the valve seat, a functional box is fixedly arranged at the top of the valve seat, a motor box is fixedly arranged on the right side of the functional box, a motor is fixedly arranged on the inner wall of the right side of the motor box, an output shaft of the motor extends into the functional box, and a screw mechanism is arranged in the functional box; the top of the functional box is provided with a rod hole, the right side of the motor box is provided with two box doors, the two box doors are provided with anti-theft mechanisms, and the two ends of the valve body are provided with connecting pipes in a threaded manner.

Preferably, the rotating mechanism comprises a valve cylinder, a valve column and a rotating handle, the valve cylinder is arranged at the top of the valve seat and is positioned at the left side of the functional box, the valve column is rotatably arranged in the valve cylinder, the rotating handle is fixedly arranged at the top of the valve column, and anti-skid patterns are arranged on the rotating handle.

Preferably, the screw mechanism comprises a screw rod and a screw rod seat, the same screw rod is rotatably arranged on the inner wall of the top of the functional box and the inner wall of the bottom of the functional box, the screw rod is positioned on the right side of the rod hole, the screw rod is sleeved with the screw rod seat in a threaded manner, a locking mechanism is arranged between the screw rod seat and the rotating handle, a sliding mechanism is arranged between the screw rod seat and the functional box, and a tooth-moving mechanism is arranged between the screw rod and the motor.

Preferably, the locking mechanism comprises a limit rod and a limit hole, the limit rod is fixedly arranged at the top of the screw rod seat and is positioned at the left side of the screw rod, the limit rod is slidably connected with the rod hole, a plurality of limit holes are formed in the rotating handle, and the limit rod is matched with the limit holes.

Preferably, the sliding mechanism comprises a sliding block and a sliding groove, the sliding block is arranged on the left side of the screw rod seat, the sliding groove is formed in the inner wall of the left side of the functional box, and the sliding block is in sliding connection with the sliding groove.

Preferably, the gear mechanism comprises two conical wheels, the conical wheels are fixedly sleeved on the screw rod and the motor output shaft, the conical wheels are positioned in the functional box, and the two conical wheels are meshed.

Preferably, the anti-theft mechanism comprises a door bolt and a lock, wherein the door bolts are arranged on the two door, and the lock is arranged on the door bolts.

Preferably, a controller is arranged on the inner wall of the bottom of the motor box, and the controller is electrically connected with the motor.

The utility model has the beneficial effects that:

1. Through the cooperation of motor and two cone pulleys, can realize driving the lead screw and rotate clockwise, through the cooperation of lead screw, lead screw seat, gag lever post and spacing hole, can realize that the lead screw seat drives the gag lever post and upwards moves, can realize carrying out the joint through gag lever post and spacing hole, can realize carrying out spacing purpose through the gag lever post to the commentaries on classics handle, can realize carrying out the purpose of locking to the commentaries on classics handle, can realize avoiding the commentaries on classics handle to be rotated at will, lead to the medium to be stopped or the purpose of putting that flows, can realize avoiding influencing the purpose of work experience;

2. Through the cooperation of controller and motor, can realize can starting the motor through the controller, through the cooperation of chamber door, keeper and tool to lock, can realize can locking the keeper through the tool to lock, can realize avoiding the non-relevant personnel to operate the controller, can realize the purpose to strengthening work protection.

Drawings

Fig. 1 is a schematic perspective view of an internally threaded gate valve with fastening connection according to the present utility model;

FIG. 2 is a schematic cross-sectional view of an internally threaded gate valve with a secure connection according to the present utility model;

FIG. 3 is a schematic view of a portion A of an internally threaded gate valve with a secure connection according to the present utility model;

Fig. 4 is a schematic diagram of a part B of an internally threaded gate valve with a fastening connection according to the present utility model.

In the figure: 1. a valve body; 2. a valve seat; 3. a valve cylinder; 4. a spool; 5. a rotating handle; 6. a functional box; 7. a motor case; 8. a screw rod; 9. a screw rod seat; 10. a limit rod; 11. a limiting hole; 12. a motor; 13. a cone pulley; 14. a controller; 15. a door; 16. a door bolt; 17. a lock; 18. a slide block; 19. a chute; 20. and (5) connecting pipes.

Detailed Description

The technical scheme of the present utility model will be clearly and completely described in connection with specific embodiments. It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. 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 fall within the scope of the utility model.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, an internally threaded gate valve with fastening connection comprises a valve body 1, wherein a valve seat 2 is arranged at the top of the valve body 1, a rotating mechanism is arranged at the top of the valve seat 2, a functional box 6 is fixedly arranged at the top of the valve seat 2, a motor box 7 is fixedly arranged on the right side of the functional box 6, a motor 12 is fixedly arranged on the inner wall on the right side of the motor box 7, an output shaft of the motor 12 extends into the functional box 6, and a screw mechanism is arranged in the functional box 6; the top of the functional box 6 is provided with a rod hole, the right side of the motor box 7 is provided with two box doors 15, the two box doors 15 are provided with anti-theft mechanisms, and the two ends of the valve body 1 are respectively provided with a connecting pipe 20 in a threaded manner.

In this embodiment, slewing mechanism includes valve section of thick bamboo 3, spool 4 and commentaries on classics handle 5, and the disk seat 2 top is provided with valve section of thick bamboo 3, and valve section of thick bamboo 3 is located function box 6 left side, and spool 4 is installed in the internal rotation of valve section of thick bamboo 3, and spool 4 top fixed mounting has a commentaries on classics handle 5, is provided with the anti-skidding line on the commentaries on classics handle 5, through being provided with slewing mechanism for can drive spool 4 through changeing handle 5 and rotate, can realize driving the case through spool 4 and rotate, can realize the purpose of closing and dredging valve body 1.

In this embodiment, the screw mechanism includes lead screw 8 and lead screw seat 9, function box 6 top inner wall rotates with the bottom inner wall and installs same lead screw 8, lead screw 8 is located the pole hole right side, the cover of screw thread is equipped with lead screw seat 9 on the lead screw 8, be provided with locking mechanism between lead screw seat 9 and the commentaries on classics handle 5, be provided with slide mechanism between lead screw seat 9 and the function box 6, be provided with tooth moving mechanism between lead screw 8 and the motor 12, through being provided with the screw moving mechanism, make lead screw 8 can drive lead screw seat 9 and reciprocate, can realize driving gag lever post 10 and reciprocate, can realize that gag lever post 10 carries out the joint with spacing hole 11 and breaks away from the purpose.

In this embodiment, locking mechanism includes gag lever post 10 and spacing hole 11, and screw rod seat 9 top fixed mounting has gag lever post 10, and gag lever post 10 is located screw rod 8 left side, and gag lever post 10 and pole hole sliding connection have seted up a plurality of spacing holes 11 on changeing the handle 5, and gag lever post 10 and spacing hole 11 looks adaptation are through being provided with locking mechanism for carry out the joint through gag lever post 10 and spacing hole 11, can realize carrying out spacing purpose to changeing the handle 5 through gag lever post 10.

In this embodiment, the sliding mechanism includes a sliding block 18 and a sliding groove 19, the left side of the screw rod seat 9 is provided with the sliding block 18, the inner wall of the left side of the functional box 6 is provided with the sliding groove 19, and the sliding block 18 is slidably connected with the sliding groove 19, so that the screw rod seat 9 is more stable when moving up and down through being provided with the sliding mechanism.

In this embodiment, the gear mechanism includes two cone wheels 13, and the fixed cover is equipped with cone wheel 13 on the lead screw 8 and the motor 12 output shaft on, and cone wheel 13 is located function box 6, and two cone wheels 13 mesh mutually for motor 12 can drive lead screw 8 and rotate through being provided with the gear mechanism.

In this embodiment, the anti-theft mechanism includes keeper 16 and tool to lock 17, all is provided with keeper 16 on two chamber doors 15, is provided with tool to lock 17 on the keeper 16, through being provided with the anti-theft mechanism for lock 17 locks keeper 16, can realize avoiding the non-relevant personnel to operate controller 14, can realize the purpose to strengthening work protection.

In this embodiment, the inner wall of the bottom of the motor case 7 is provided with a controller 14, and the controller 14 is electrically connected with the motor 12, so that the motor 12 can be started by the controller 14 through the arrangement of the controller 14.

In the utility model, when the rotating handle 5 is not required to rotate in working, the motor 12 is positively started through the controller 14, the screw rod 8 can be driven to rotate clockwise through the two conical wheels 13, the screw rod seat 9 can be driven to move upwards, the limiting rod 10 can be clamped with the limiting hole 11, the purpose of limiting the rotating handle 5 through the limiting rod 10 can be realized, the purpose of locking the rotating handle 5 can be realized, the purpose of preventing the rotating handle 5 from being randomly rotated to cause medium to be stopped or discharged can be realized, the purpose of avoiding influencing working experience can be realized, the locking holes on the two door bolts 16 are aligned at the moment through closing the two door doors 15, the door bolts 16 can be locked through the lockset 17, the operation of non-related personnel on the controller 14 can be avoided, and the purpose of reinforcing working protection can be realized.

The utility model provides an internally threaded gate valve with a fastening connection. The principles and embodiments of the present utility model have been described herein with reference to specific examples, which are intended to be merely illustrative of the methods of the present utility model and their core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims

1. The utility model provides an internal thread gate valve with fastening connection, its characterized in that includes valve body (1), valve body (1) top is provided with disk seat (2), disk seat (2) top is provided with rotary mechanism, disk seat (2) top fixed mounting has functional case (6), functional case (6) right side fixed mounting has motor case (7), motor case (7) right side inner wall fixed mounting has motor (12), motor (12) output shaft extends into functional case (6), be provided with screw drive mechanism in functional case (6);

the anti-theft valve is characterized in that a rod hole is formed in the top of the functional box (6), two box doors (15) are arranged on the right side of the motor box (7), anti-theft mechanisms are arranged on the two box doors (15), and connecting pipes (20) are arranged at two ends of the valve body (1) in a threaded mode.

2. The internally threaded gate valve with fastening connection according to claim 1, wherein the rotating mechanism comprises a valve cylinder (3), a valve column (4) and a rotating handle (5), the valve cylinder (3) is arranged at the top of the valve seat (2), the valve cylinder (3) is positioned at the left side of the functional box (6), the valve column (4) is rotatably installed in the valve cylinder (3), the rotating handle (5) is fixedly installed at the top of the valve column (4), and anti-skid patterns are arranged on the rotating handle (5).

3. The internally threaded gate valve with fastening connection according to claim 1, characterized in that the screw mechanism comprises a screw rod (8) and a screw rod seat (9), the same screw rod (8) is rotatably installed on the inner wall of the top and the inner wall of the bottom of the functional box (6), the screw rod (8) is positioned on the right side of the rod hole, the screw rod seat (9) is sleeved on the screw rod (8) in a threaded manner, a locking mechanism is arranged between the screw rod seat (9) and the rotating handle (5), a sliding mechanism is arranged between the screw rod seat (9) and the functional box (6), and a tooth mechanism is arranged between the screw rod (8) and the motor (12).

4. The internally threaded gate valve with fastening connection according to claim 3, wherein the locking mechanism comprises a limiting rod (10) and a limiting hole (11), the limiting rod (10) is fixedly installed at the top of the screw rod seat (9), the limiting rod (10) is located at the left side of the screw rod (8), the limiting rod (10) is slidably connected with the rod hole, the rotating handle (5) is provided with a plurality of limiting holes (11), and the limiting rod (10) is matched with the limiting holes (11).

5. A female gate valve with fastening connection according to claim 3, characterized in that the sliding mechanism comprises a slide block (18) and a slide groove (19), the slide block (18) is arranged on the left side of the screw rod seat (9), the slide groove (19) is arranged on the inner wall of the left side of the functional box (6), and the slide block (18) is in sliding connection with the slide groove (19).

6. A female gate valve with fastening connection according to claim 3, characterized in that the gear mechanism comprises two conical wheels (13), the conical wheels (13) are fixedly sleeved on the screw rod (8) and the output shaft of the motor (12), the conical wheels (13) are positioned in the functional box (6), and the two conical wheels (13) are meshed.

7. An internally threaded gate valve with a secure connection according to claim 1, characterized in that the anti-theft mechanism comprises a bolt (16) and a lock (17), both door doors (15) being provided with bolts (16), the bolts (16) being provided with locks (17).

8. The internally threaded gate valve with fastening connection according to claim 1, characterized in that the bottom inner wall of the motor box (7) is provided with a controller (14), the controller (14) being electrically connected with the motor (12).