CN216242399U

CN216242399U - High-strength gate valve

Info

Publication number: CN216242399U
Application number: CN202122843046.8U
Authority: CN
Inventors: 季壕; 范晋
Original assignee: Zhejiang Baoshijia Valve Co ltd
Current assignee: Zhejiang Baoshijia Valve Co ltd
Priority date: 2021-11-19
Filing date: 2021-11-19
Publication date: 2022-04-08
Anticipated expiration: 2031-11-19

Abstract

The utility model relates to the field of gate valves, in particular to a high-strength gate valve which comprises a valve seat, a valve cover, a rotating handle, a threaded rod, a sliding rod, a plurality of springs, a sliding plate, a partition plate, a limiting block, two auxiliary plates, two fixed plates and a plurality of rubber blocks, wherein the valve seat is provided with a plurality of grooves; a first groove, a first clamping groove, a communicating hole and two second grooves are formed in the inner wall of the valve seat; the sliding plate is connected with the inner walls of the two second grooves in a sliding manner and is connected with the inner walls of the first groove and the two second grooves through a plurality of springs; a plurality of rubber blocks are all arranged on the sliding plate; the valve cover is arranged on the valve seat; the threaded rod penetrates through the valve cover and is connected with the limiting block, and the thread of the threaded rod is connected with the partition plate; the partition plate penetrates through the valve seat and extends into the valve cover, and an installation bin is arranged in the partition plate; the two fixing plates are arranged on the partition plate; the auxiliary plate is arranged on the fixed plate; the slide bar is installed on the baffle, and the slide bar sliding connection valve gap's inner wall. The utility model is convenient for discharging the sludge in the groove of the valve body and improves the sealing effect of the gate valve.

Description

High-strength gate valve

Technical Field

The utility model relates to the field of gate valves, in particular to a high-strength gate valve.

Background

The gate valve is a shutter, the movement direction of the shutter is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate valve is sealed by the contact of a valve seat and a gate plate, the opening and closing part of the gate valve is the gate plate, the moving direction of the gate plate is vertical to the fluid direction, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled.

Chinese patent with publication number CN212584283U discloses a high-strength gate valve, which comprises a valve body, a valve plate and a first sealing groove, wherein the valve plate is arranged in the valve body, the lower end of the valve plate is provided with the first sealing groove corresponding to the valve body, the lower end of the valve plate is provided with a sealing ring, the valve body is internally provided with a second sealing groove corresponding to the sealing ring, positioning rods are arranged on the left side and the right side in the valve plate, the positioning rods penetrate through the valve plate, and slots are formed in the valve body corresponding to the positioning rods; when the valve is used, the sealing performance of the joint of the valve plate and the valve body is improved by the aid of the first sealing groove, the second sealing groove and the sealing ring, the lifting block is driven to descend by rotating the screw rod, the pushing plates and the positioning rods on the two sides are pushed by the lifting block under the action of the connecting rod to be inserted into the slots, the stability of the connection of the valve plate and the valve body is improved, the positioning rods are moved out of the valve body by rotating the screw rod when the valve is opened, and the valve plate is driven to ascend by rotating the screw rod.

However, after the device is used for a long time, sundries are deposited in the groove at the bottom of the valve, the valve plate is easy to close tightly, water leakage of the gate valve is caused, a hand wheel of the traditional gate valve has no fixing measures, and once the hand wheel is touched carelessly, the gate plate is easy to rise, and water leakage of the gate valve is caused.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a high-strength gate valve convenient for discharging sludge in a groove of a valve body, aiming at the problems in the background art.

The technical scheme of the utility model is as follows: a high-strength gate valve comprises a valve seat, a valve cover, a rotating handle, a threaded rod, a sliding rod, a plurality of springs, a sliding plate, a partition plate, a limiting block, two auxiliary plates, two fixing plates and a plurality of rubber blocks;

a first groove, a first clamping groove, a communicating hole and two second grooves are formed in the inner wall of the valve seat; the communication hole is communicated with the first groove and the two second grooves;

the sliding plate is positioned in the communicating hole, is connected with the inner walls of the two second grooves in a sliding manner, and is connected with the inner walls of the first groove and the two second grooves through a plurality of springs; the rubber blocks are all arranged on the sliding plate and are respectively positioned in the first groove and the two second grooves;

the valve cover is arranged on the valve seat; one end of the threaded rod is connected with the rotating handle, the other end of the threaded rod penetrates through the valve cover and is connected with the limiting block, and the thread of the threaded rod is connected with the partition plate; the partition plate is positioned in the valve seat, penetrates through the valve seat and extends into the valve cover, and an installation bin is arranged in the partition plate; the limiting block is connected with the inner wall of the mounting bin in a sliding manner; the two fixing plates are arranged on the partition plate; the two auxiliary plates are respectively arranged on the two fixed plates, and the two auxiliary plates are used for tightly pressing a plurality of rubber blocks; the slide bar is installed on the baffle, and the slide bar sliding connection valve gap's inner wall.

Preferably, the device also comprises two rotating shafts and two limiting frames; the two rotating shafts are rotatably arranged on the valve cover; two spacing frames are installed respectively in two pivots, all are equipped with the rubber circle on every spacing frame.

Preferably, the rotating handle is provided with two limiting grooves; the two limiting frames are respectively pressed on the two limiting grooves.

Preferably, the rubber gasket also comprises a first rubber gasket and a second rubber gasket; the second rubber pad is arranged in the first clamping groove; the first rubber pad is installed in the valve gap, and the first rubber pad compresses tightly the second rubber pad.

Preferably, the sliding plate is provided with a sealing gasket.

Preferably, each auxiliary plate and each fixed plate are of an integrally formed structure.

Preferably, two second clamping grooves are formed in the inner wall of the first clamping groove; the two auxiliary plates are respectively matched and clamped in the two second clamping grooves.

Preferably, the separator is coated with a corrosion-resistant layer.

Compared with the prior art, the utility model has the following beneficial technical effects:

in the embodiment, when the device is used, a user rotates the rotating handle to enable the threaded rod to rotate, the threaded rod is in threaded connection with the partition plate, the partition plate drives the sliding rod to be in sliding connection with the inner wall of the valve cover, the partition plate moves upwards, the two auxiliary plates and the two fixed plates move along with the partition plate, the springs push the sliding plate to be in sliding connection with the inner wall of the communicating hole, the sliding plate drives the rubber blocks to move upwards, and the rubber blocks discharge accumulated water and sludge in the first groove and the two second grooves, so that the cleanliness of the valve seat is improved, the next time of tight compression between the partition plate and the rubber blocks is facilitated, and the sealing effect of the device is improved; when the baffle drives two accessory boards and compresses tightly the inner wall of two second draw-in grooves, the water capacity of disk seat is the biggest, and first rubber pad and second rubber pad are sealed baffle and first draw-in groove simultaneously, have further improved the sealed effect of device.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a partially enlarged schematic view of a portion a in fig. 1.

Fig. 3 is a partially enlarged schematic view of a portion B in fig. 1.

Reference numerals: 1. a valve seat; 101. a first groove; 102. a first card slot; 103. a second card slot; 104. a second groove; 105. a communicating hole; 2. a valve cover; 3. a rotating shaft; 4. a limiting frame; 5. a handle is rotated; 6. a threaded rod; 7. a slide bar; 8. a spring; 9. a sliding plate; 10. a partition plate; 1001. installing a bin; 11. a first rubber pad; 12. a second rubber pad; 13. a limiting block; 14. an auxiliary plate; 15. a fixing plate; 16. a rubber block.

Detailed Description

Example one

As shown in fig. 1-3, the high-strength gate valve provided by the utility model comprises a valve seat 1, a valve cover 2, a rotating handle 5, a threaded rod 6, a sliding rod 7, a plurality of springs 8, a sliding plate 9, a partition plate 10, a first rubber pad 11, a second rubber pad 12, a limiting block 13, two auxiliary plates 14, two fixing plates 15 and a plurality of rubber blocks 16;

a first groove 101, a first clamping groove 102, a communication hole 105 and two second grooves 104 are arranged on the inner wall of the valve seat 1; the communication hole 105 communicates the first groove 101 and the two second grooves 104; two second clamping grooves 103 are arranged on the inner wall of the first clamping groove 102; the second rubber pad 12 is mounted in the first clamping groove 102;

the sliding plate 9 is positioned in the communication hole 105, the sliding plate 9 is slidably connected with the inner walls of the two second grooves 104, the sliding plate 9 is connected with the inner walls of the first groove 101 and the two second grooves 104 through a plurality of springs 8, and a sealing gasket is arranged on the sliding plate 9; the sealing gaskets effectively prevent water from entering the first groove 101 and the two second grooves 104, and protect the plurality of springs 8; a plurality of rubber blocks 16 are all arranged on the sliding plate 9, and the plurality of rubber blocks 16 are respectively positioned in the first groove 101 and the two second grooves 104;

the valve cover 2 is arranged on the valve seat 1; the first rubber pad 11 is arranged in the valve cover 2, and the first rubber pad 11 tightly presses the second rubber pad 12; the first clamping groove 102 is sealed through the first rubber pad 11 and the second rubber pad 12, so that water is prevented from seeping through a gap between the partition plate 10 and the valve seat 1, and the sealing performance of the device is improved; one end of the threaded rod 6 is connected with the rotating handle 5, the other end of the threaded rod 6 penetrates through the valve cover 2 and is connected with the limiting block 13, and the thread of the threaded rod 6 is connected with the partition plate 10; the partition plate 10 is positioned in the valve seat 1, the partition plate 10 penetrates through the valve seat 1 and extends into the valve cover 2, the installation bin 1001 is arranged in the partition plate 10, and the corrosion-resistant layer is coated on the partition plate 10, so that the service life of the partition plate 10 is prolonged; the limiting block 13 is connected with the inner wall of the mounting bin 1001 in a sliding manner; two fixing plates 15 are mounted on the partition plate 10; the two auxiliary plates 14 are respectively arranged on the two fixing plates 15, the two auxiliary plates 14 press a plurality of rubber blocks 16 tightly, and the two auxiliary plates 14 are respectively clamped into the two second clamping grooves 103 in a matching manner, so that the two auxiliary plates 14 press the inner wall of the first clamping groove 102 more stably, and the sealing effect of the device is better; each auxiliary plate 14 and each fixing plate 15 are of an integrally formed structure, the integrally formed auxiliary plate 14 and each fixing plate 15 are connected more firmly, the service life of each auxiliary plate 14 and each fixing plate 15 is prolonged, and the strength of the partition plate 10 is improved by the two auxiliary plates 14 and the two fixing plates 15; the sliding rod 7 is arranged on the clapboard 10, and the sliding rod 7 is connected with the inner wall of the valve cover 2 in a sliding way.

In the embodiment, when the valve seat is used, a user rotates the rotating handle 5 to enable the threaded rod 6 to rotate, the threaded rod 6 is in threaded connection with the partition plate 10, the partition plate 10 drives the sliding rod 7 to be in sliding connection with the inner wall of the valve cover 2, the partition plate 10 moves upwards, the two auxiliary plates 14 and the two fixing plates 15 move together with the partition plate 10, the springs 8 push the sliding plate 9 to be in sliding connection with the inner wall of the communicating hole 105, the sliding plate 9 drives the rubber blocks 16 to move upwards, the rubber blocks 16 discharge accumulated water and sludge in the first groove 101 and the two second grooves 104, the cleanliness of the valve seat 1 is improved, the next time of tight compression between the partition plate 10 and the rubber blocks 16 is facilitated, and the sealing effect of the valve seat is improved; when the partition board 10 drives the two auxiliary boards 14 to press the inner walls of the two second clamping grooves 103, the water passing amount of the valve seat 1 is the largest, and meanwhile, the first rubber gasket 11 and the second rubber gasket 12 seal the partition board 3 and the first clamping grooves 102, so that the sealing effect of the device is further improved.

Example two

As shown in fig. 1, compared with the first embodiment, the high-strength gate valve provided in the present invention further includes two rotating shafts 3 and two limiting frames 4; the two rotating shafts 3 are both rotatably arranged on the valve cover 2; the two limiting frames 4 are respectively arranged on the two rotating shafts 3, and each limiting frame 4 is provided with a rubber ring; two limit grooves are arranged on the rotating handle 5; the two limit frames 4 respectively compress the two limit grooves.

In this embodiment, during the use, the user is through rotating two spacing frames 4 for two pivot 3 rotate and connect valve gap 2, and two spacing frames 4 compress tightly the inner wall of two spacing grooves, thereby fix turning handle 5, have avoided turning handle 5 unexpected emergence to rotate, have improved the practicality of device.

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

Claims

1. A high-strength gate valve is characterized by comprising a valve seat (1), a valve cover (2), a rotating handle (5), a threaded rod (6), a sliding rod (7), a plurality of springs (8), a sliding plate (9), a partition plate (10), a limiting block (13), two auxiliary plates (14), two fixing plates (15) and a plurality of rubber blocks (16);

a first groove (101), a first clamping groove (102), a communication hole (105) and two second grooves (104) are formed in the inner wall of the valve seat (1); the communication hole (105) is communicated with the first groove (101) and the two second grooves (104);

the sliding plate (9) is positioned in the communication hole (105), the sliding plate (9) is connected with the inner walls of the two second grooves (104) in a sliding mode, and the sliding plate (9) is connected with the inner walls of the first groove (101) and the two second grooves (104) through a plurality of springs (8); the rubber blocks (16) are all arranged on the sliding plate (9), and the rubber blocks (16) are respectively positioned in the first groove (101) and the two second grooves (104);

the valve cover (2) is arranged on the valve seat (1); one end of the threaded rod (6) is connected with the rotating handle (5), the other end of the threaded rod (6) penetrates through the valve cover (2) and is connected with the limiting block (13), and the thread of the threaded rod (6) is connected with the partition plate (10); the partition plate (10) is positioned in the valve seat (1), the partition plate (10) penetrates through the valve seat (1) and extends into the valve cover (2), and an installation bin (1001) is arranged in the partition plate (10); the limiting block (13) is connected with the inner wall of the mounting bin (1001) in a sliding manner; two fixing plates (15) are arranged on the partition plate (10); the two auxiliary plates (14) are respectively arranged on the two fixing plates (15), and the two auxiliary plates (14) are pressed tightly by a plurality of rubber blocks (16); the sliding rod (7) is arranged on the partition plate (10), and the sliding rod (7) is connected with the inner wall of the valve cover (2) in a sliding manner.

2. A high strength gate valve according to claim 1, characterized by further comprising two rotating shafts (3) and two limit frames (4); the two rotating shafts (3) are both rotatably arranged on the valve cover (2); two limiting frames (4) are respectively arranged on the two rotating shafts (3), and each limiting frame (4) is provided with a rubber ring.

3. A high strength gate valve according to claim 2, characterized in that the stem (5) is provided with two limiting grooves; the two limiting frames (4) are respectively pressed against the two limiting grooves.

4. A high strength gate valve according to claim 1, further comprising a first rubber gasket (11) and a second rubber gasket (12); the second rubber pad (12) is arranged in the first clamping groove (102); the first rubber pad (11) is arranged in the valve cover (2), and the second rubber pad (12) is pressed by the first rubber pad (11).

5. A gate valve with high strength according to claim 1, characterized in that the sliding plate (9) is provided with a sealing gasket.

6. A high strength gate valve according to claim 1, characterized in that each auxiliary plate (14) and each fixed plate (15) are of an integrally formed structure.

7. A high-strength gate valve according to claim 1, wherein two second catching grooves (103) are provided on the inner wall of the first catching groove (102); the two auxiliary plates (14) are respectively matched and clamped in the two second clamping grooves (103).

8. A high-strength gate valve according to claim 1, characterized in that the partition (10) is coated with a corrosion-resistant layer.