CN220891230U

CN220891230U - Valve driving device

Info

Publication number: CN220891230U
Application number: CN202322789383.2U
Authority: CN
Inventors: 武云肖
Original assignee: Shaanxi Shike Environmental Protection Technology Co ltd
Current assignee: Shaanxi Shike Environmental Protection Technology Co ltd
Priority date: 2023-10-18
Filing date: 2023-10-18
Publication date: 2024-05-03
Anticipated expiration: 2033-10-18

Abstract

The utility model relates to the technical field of valves, in particular to a valve driving device which comprises a driving box, wherein the middle part of the bottom end of the driving box is rotationally connected with a valve rod, the top end of the valve rod is provided with a worm wheel, the top end of the driving box is provided with a top plate, the front side wall of the driving box is provided with a side plate, the upper end of the interior of the driving box is provided with an adjusting mechanism, and a driving assembly is arranged on the adjusting mechanism; the drive assembly is including setting up two sets of mount pads on adjustment mechanism, and the inside of two sets of mount pads is provided with first worm and second worm respectively, is provided with driving motor on the lateral wall of one of them set of mount pad, and driving motor output transmission connects first worm, is provided with the bull stick on the lateral wall of another set of mount pad, and the second worm is connected in the bull stick drive, and the one end that keeps away from the mount pad on the bull stick extends to the outside of curb plate and installs the second carousel. The utility model is convenient for adjustment, so that the manual driving and the electric driving are convenient for switching, the applicability is stronger, and the driving efficiency is improved.

Description

Valve driving device

Technical Field

The utility model relates to the technical field of valves, in particular to a valve driving device.

Background

The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling the parameters of the conveying medium. According to the functions, the valve can be divided into a shutoff valve, a check valve, a regulating valve and the like, and the valve has wide application in pipeline systems of gas, flue gas, hot air and the like in the metallurgical industry. The valve can be operated manually or by a hand wheel, a handle or a pedal, and the pressure, the temperature and the flow rate of the fluid medium can be changed by control.

When the existing valve such as a butterfly valve is used, the valve rod can only be driven to rotate through electric power or manual operation, and when a driving assembly is damaged, the valve rod in the valve is out of control, so that the normal function of the valve is affected, and a valve driving device is needed to solve the problems.

Disclosure of utility model

The utility model aims to solve the problems in the background art and provides a valve driving device.

The technical scheme of the utility model is as follows: the valve driving device comprises a driving box, wherein a valve rod is rotationally connected to the middle of the bottom end of the driving box, a worm wheel is arranged at the top end of the valve rod, a top plate is arranged at the top end of the driving box, a side plate is arranged on the front side wall of the driving box, an adjusting mechanism is arranged at the upper end of the inside of the driving box, and a driving assembly is arranged on the adjusting mechanism;

The drive assembly is including setting up two sets of mount pads on adjustment mechanism, the inside of two sets of mount pads is provided with first worm and second worm respectively, the insection on first worm and the second worm all with worm wheel looks adaptation, be provided with driving motor on the lateral wall of one of them set of mount pad, driving motor output transmission connects first worm, be provided with the bull stick on the lateral wall of another set of mount pad, the second worm is connected in the bull stick drive, the one end that keeps away from the mount pad on the bull stick extends to the outside of curb plate and installs the second carousel.

Preferably, the side plate is connected with the driving box through a bolt, and a limiting channel is formed in the side plate and is matched with the rotating rod.

Preferably, the adjusting mechanism comprises a first screw rod which is rotationally connected with the side wall of the driving box, one end of the first screw rod is extended to the outer part of the driving box, a movable seat is arranged on the first screw rod and positioned in the driving box in a threaded sleeve mode, the movable seat is connected with the top plate in a sliding mode, and two groups of installation seats are symmetrically installed at the bottom end of the movable seat.

Preferably, the top plate is connected with the driving box through a bolt, a first limit rail is arranged at the top end of the top plate, and the movable seat is in sliding connection with the first limit rail.

Preferably, a group of installation seat side walls provided with the second worm are further provided with sliding blocks, the corresponding positions on the side walls of the driving box are provided with second limit rails, and the sliding blocks are in sliding connection with the second limit rails.

Preferably, the first turntable and the second turntable are both in threaded connection with a second screw rod, and the second screw rod is provided with an abutting block.

Compared with the prior art, the technical scheme provided by the utility model has the following beneficial technical effects: the side plates and the top plate are convenient to mount and dismount with the driving box, so that the inside of the driving box is convenient to overhaul; the arrangement of the first limit rail, the first rotary table, the first screw rod and the movable seat is convenient for driving the two groups of installation seats to be close to the worm wheel or far away from the worm wheel respectively, so that the first worm or the second worm is convenient to be driven to be close to or far away from the worm wheel, the worm wheel and the valve rod are driven to rotate through the switching of electric power and manual modes, and the adaptability is high; when the first worm is connected with the worm wheel, the first worm is driven by the driving motor to rotate so as to drive the worm wheel and the valve rod to rotate, and thus the disc plate is driven to rotate; when the second worm is connected with the worm wheel, the second worm is driven to rotate through the rotating rod so as to drive the disc plate to rotate; the stability of the horizontal displacement of the mounting seat is improved through the arrangement of the sliding block and the second limiting rail, and the adjustment efficiency is improved; the setting through second screw rod and butt piece is convenient for be convenient for with first screw rod or bull stick respectively with drive box or curb plate stable spacing, avoid taking place the displacement and disturb the normal work of drive assembly, further promote adjustment efficiency.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the drive box according to the present utility model;

fig. 3 is a schematic structural diagram of a driving assembly according to the present utility model.

Reference numerals: 1. a drive box; 101. a side plate; 102. a top plate; 103. a first limit rail; 104. a limiting channel; 2. a first screw; 201. a movable seat; 202. a mounting base; 203. a first turntable; 3. a driving motor; 301. a first worm; 4. a second worm; 401. a rotating rod; 402. a second turntable; 5. a slide block; 501. a second limit rail; 6. a second screw; 601. an abutment block; 7. a valve stem; 701. a worm wheel.

Detailed Description

Example 1

As shown in fig. 1 to 3, the valve driving device provided by the utility model comprises a driving box 1, wherein a valve rod 7 is rotatably connected to the middle of the bottom end of the driving box 1 through a bearing, a worm wheel 701 is arranged at the top end of the valve rod 7, a connecting seat is arranged on the side wall of the driving box 1, the valve rod is conveniently installed on a valve body through bolts, the bottom end of the valve rod 7 is connected with a disc plate, a top plate 102 is installed at the top end of the driving box 1, a side plate 101 is installed on the front side wall of the driving box 1, an adjusting mechanism is arranged at the upper end of the inside of the driving box 1, and a driving component is installed on the adjusting mechanism.

Further, the adjustment mechanism comprises a first screw rod 2 rotatably connected with the side wall of the driving box 1 through a bearing, a first rotating disc 203 is arranged outside the driving box 1, a movable seat 201 is sleeved on the first screw rod 2 at the inner part of the driving box 1 in a threaded manner, the movable seat 201 is slidably connected with the top plate 102, the movable seat 201 is C-shaped, and two groups of installation seats 202 are symmetrically installed at the bottom end of the movable seat 201.

Further, the top plate 102 is connected with the driving box 1 through a bolt, a first limit rail 103 is arranged at the top end of the top plate 102, the movable seat 201 is slidably connected with the first limit rail 103, the stable sliding of the movable seat 201 is conveniently kept through the arrangement of the first limit rail 103, the first worm 301 or the second worm 4 is conveniently aligned and matched with the worm wheel 701, and the adjusting efficiency is improved.

As shown in fig. 2 and 3, the driving assembly includes two sets of mounting seats 202 disposed on the adjusting mechanism, the mounting seats 202 are C-shaped, a first worm 301 and a second worm 4 are disposed in the two sets of mounting seats 202, the insections on the first worm 301 and the second worm 4 are adapted to the worm wheel 701, a driving motor 3 is disposed on a side wall of one set of mounting seats 202, an output end of the driving motor 3 is in transmission connection with the first worm 301, a rotating rod 401 is disposed on a side wall of the other set of mounting seats 202, the rotating rod 401 is in driving connection with the second worm 4, and a second turntable 402 is disposed on the rotating rod 401, which is far away from one end of the mounting seat 202 and extends to the outside of the side plate 101.

Further, the side plate 101 is connected with the driving box 1 through a bolt, a limiting channel 104 is formed in the side plate 101, and the limiting channel 104 is matched with the rotating rod 401.

In this embodiment, install drive box 1 on the valve body and valve rod 7 bottom and disk board are connected, under initial condition, first worm 301 is connected with worm wheel 701, start driving motor 3 through the controller and drive first worm 301 and rotate and then drive worm wheel 701, worm wheel 701 rotates and drive valve rod 7 and then drive disk board and rotate, when driving motor 3 outage can't drive, rotate first carousel 203 and drive first screw rod 2 and rotate, make under the direction effect of first spacing rail 103 and move the displacement that seat 201 takes place the horizontal direction along first spacing rail 103, and then move seat 201 and drive mount pad 202 and corresponding first worm 301 and keep away from worm wheel 701, simultaneously move seat 201 and drive mount pad 202 and corresponding second worm 4 and be close to worm wheel 701, until second worm 4 is connected with worm wheel 701, at this moment, the bull stick 401 follows and moves to suitable position along spacing passageway 104 together with moving seat 201, rotate second carousel 402 and drive bull stick 401 and rotate and drive second worm 4, second worm 4 rotates and drives worm wheel 701, make valve rod 7 rotate and drive disk board.

Example two

As shown in fig. 3, in the valve driving device according to the present utility model, compared with the first embodiment, the side walls of the set of mounting seats 202 provided with the second worm 4 are further provided with the sliding blocks 5, the corresponding positions on the side walls of the driving box 1 are provided with the second limiting rails 501, and the sliding blocks 5 are slidably connected with the second limiting rails 501.

In this embodiment, the setting of the sliding block 5 and the second limiting rail 501 is convenient to further improve the stability of the movement of the mounting seat 202 and the moving seat 201, so that the second worm 4 or the first worm 301 is convenient to be aligned and adapted with the worm wheel 701 rapidly, and the adjustment efficiency is improved.

Example III

As shown in fig. 1 to 3, in the valve driving device according to the present utility model, compared with the first embodiment, the first rotary disk 203 and the second rotary disk 402 are both screwed with the second screw 6, and the second screw 6 is mounted with the abutment block 601, and the abutment block 601 is made of rubber.

In this embodiment, the second screw 6 is rotated to rotate along the first rotating disc 203 or the second rotating disc 402, so as to drive the abutting block 601 to move towards the side wall of the driving box 1 or the side wall of the side plate 101 until the abutting block abuts against the side wall, and then the first screw 2 or the rotating rod 401 is stably limited by the first rotating disc 203 or the second rotating disc 402, so that the phenomenon that the rotation easily interferes with the normal operation of the driving assembly is avoided, and the stability is improved.

Working principle: the side plate 101 and the top plate 102 are convenient to mount and dismount with the driving box 1, and the inside of the driving box is convenient to overhaul; the arrangement of the first limit rail 103, the first rotating disc 203, the first screw rod 2 and the moving seat 201 is convenient for driving the two groups of mounting seats 202 to be close to the worm wheel 701 or far away from the worm wheel 701 respectively, so that the first worm 301 or the second worm 4 is convenient for driving the first worm 301 or the second worm 4 to be close to or far away from the worm wheel 701, and the worm wheel 701 and the valve rod 7 are driven to rotate through the switching of electric power and manual modes, so that the adaptability is high; when the first worm 301 is connected with the worm wheel 701, the driving motor 3 drives the first worm 301 to rotate so as to drive the worm wheel 701 and the valve rod 7 to rotate, thereby driving the disc plate to rotate; when the second worm 4 is connected with the worm wheel 701, the second worm 4 is driven to rotate through the rotating rod 401 so as to drive the disc plate to rotate; the stability of the horizontal displacement of the mounting seat 202 is improved through the arrangement of the sliding block 5 and the second limiting rail 501, and the adjustment efficiency is improved; the arrangement of the second screw rod 6 and the abutting block 601 is convenient for stabilizing and limiting the first screw rod 2 or the rotating rod 401 and the driving box 1 or the side plate 101 respectively, so that the normal operation of a driving assembly is avoided from being interfered by displacement, and the adjusting efficiency is further improved.

The embodiments of the present utility model have been described in detail with reference to the drawings, but the present utility model is not limited thereto, and various changes can be made within the knowledge of those skilled in the art without departing from the spirit of the present utility model.

Claims

1. The utility model provides a valve drive device, includes drive box (1), and the bottom middle part of drive box (1) rotates and is connected with valve rod (7), and its characterized in that, valve rod (7) top is provided with worm wheel (701), and roof (102) are installed on drive box (1) top, and curb plate (101) are installed to lateral wall before drive box (1), and the inside upper end of drive box (1) is provided with adjustment mechanism, installs drive assembly on the adjustment mechanism;

The driving assembly comprises two groups of mounting seats (202) arranged on the adjusting mechanism, a first worm (301) and a second worm (4) are respectively arranged in the two groups of mounting seats (202), the insections on the first worm (301) and the second worm (4) are matched with the worm wheel (701), a driving motor (3) is arranged on the side wall of one group of mounting seats (202), the output end of the driving motor (3) is in transmission connection with the first worm (301), a rotating rod (401) is arranged on the side wall of the other group of mounting seats (202), the rotating rod (401) is in driving connection with the second worm (4), and one end, far away from the mounting seat (202), of the rotating rod (401) extends to the outer part of the side plate (101) to be provided with a second rotating disc (402).

2. A valve driving device according to claim 1, characterized in that the side plate (101) is connected with the driving box (1) by means of bolts, a limiting channel (104) is arranged on the side plate (101), and the limiting channel (104) is adapted to the rotating rod (401).

3. A valve driving device according to claim 1, characterized in that the adjusting mechanism comprises a first screw rod (2) rotatably connected with the side wall of the driving box (1), a first rotating disc (203) is arranged outside the driving box (1) and extends from one end of the first screw rod (2), a movable seat (201) is sleeved on the first screw rod (2) and positioned on the inner part of the driving box (1), the movable seat (201) is slidably connected with the top plate (102), and two groups of mounting seats (202) are symmetrically arranged at the bottom end of the movable seat (201).

4. A valve driving device according to claim 3, characterized in that the top plate (102) is connected to the driving box (1) by means of bolts, the top end of the top plate (102) is provided with a first limit rail (103), and the movable seat (201) is slidably connected to the first limit rail (103).

5. A valve driving device according to claim 1, characterized in that the side walls of the group of mounting seats (202) provided with the second worm (4) are further provided with sliding blocks (5), the corresponding positions on the side walls of the driving box (1) are provided with second limit rails (501), and the sliding blocks (5) are slidably connected with the second limit rails (501).

6. A valve driving device according to claim 1, characterized in that the first turntable (203) and the second turntable (402) are both in threaded connection with a second screw (6), and that the second screw (6) is provided with an abutment block (601).