CN215522008U

CN215522008U - Flexible turning plate type double-layer unloading valve

Info

Publication number: CN215522008U
Application number: CN202121579339.3U
Authority: CN
Inventors: 张玉发
Original assignee: Qinhuangdao Jingjiayi Machinery Manufacturing Co ltd
Current assignee: Qinhuangdao Jingjiayi Machinery Manufacturing Co ltd
Priority date: 2021-07-13
Filing date: 2021-07-13
Publication date: 2022-01-14
Anticipated expiration: 2031-07-13

Abstract

The utility model discloses a flexible turning plate type novel double-layer ash discharging valve, which relates to the technical field of ash discharging valves and comprises a box body, wherein a material receiving box is arranged at the top of the box body, a rotating disc is arranged on one side of the material receiving box, an upper valve port is arranged at the bottom of the material receiving box, a fixed box is fixedly connected to one side of the box body, a hydraulic cylinder is fixedly installed on one side of the inner wall of the fixed box, a fixed block is arranged at the output end of the hydraulic cylinder, and a rotating disc is fixedly connected to one end of the fixed block. According to the utility model, the hydraulic cylinder is used as a new power source, the service life of the ash discharging valve is greatly prolonged, the material is prevented from directly contacting the silica gel sealing ring through the arranged sealing ring and the asbestos cloth layer, so that the service life of the silica gel sealing ring is prolonged, the spherical hinge connection between the valve plate and the force arm can offset the condition of uneven stress when the valve plate contacts the sealing ring due to manufacturing errors, and the sealing property is improved.

Description

Flexible turning plate type double-layer unloading valve

Technical Field

The utility model relates to the technical field of ash discharge valves, in particular to a flexible flap type novel double-layer ash discharge valve.

Background

The ash discharging valve is the main equipment for discharging ash and blowing air of dust removing equipment and feeding other equipment, and is applicable to powdery materials and granular materials. Is widely applied to environmental protection, metallurgy, chemical industry, grain, food, electric power and other industrial departments. The principle and the structure require a specific negative pressure, when discharging the dust, a channel is opened, and the dust is separated and discharged through a chamber of the dust discharging valve under the action of the negative pressure.

The ash discharge valve among the prior art is not enough a bit, the power structure that traditional ash discharge valve adopted is gear motor, run into the condition of card material when unloading and cause the damage to the motor, rely on speed reducer direct drive valve plate simultaneously, the motor is just reversing control switch, gear motor is not normal rotatory user state and causes wearing and tearing seriously, long service life, on the other hand, the valve plate is rigid connection rather than the arm of force, can produce the uneven condition of valve plate and sealing washer contact atress owing to the preparation error, it is inhomogeneous to use the sealing washer deformation for a long time, thereby reduce sealing washer life, also cause the influence to its leakproofness, phenomenons such as lou appears.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel flexible turning plate type double-layer ash discharge valve to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the flexible turning plate type novel double-layer ash discharging valve comprises a box body, wherein a material receiving box is arranged at the top of the box body, a rotating disc is arranged on one side of the material receiving box, an upper valve port is arranged at the bottom of the material receiving box, a fixed box is fixedly connected to one side of the box body, a hydraulic cylinder is fixedly mounted on one side of the inner wall of the fixed box, a fixed block is arranged at the output end of the hydraulic cylinder, a rotary disc is fixedly connected to one end of the fixed block, a rotary shaft is fixedly connected to one side of the rotary disc, a force arm is fixedly connected to the middle of the rotary shaft, a valve plate is arranged at one end of the force arm, a sealing ring is arranged on the inner wall of the valve plate, a asbestos cloth layer is arranged on the inner wall of the sealing ring, a discharge port is arranged at the bottom of the box body, a lower valve port is arranged in the box body, an observation window is arranged at the front part of the box body, and a connecting block is fixedly connected to one side, which is close to the observation window, and one side of the connecting block is provided with a buckle lock.

As a further scheme of the utility model: one end of the padlock penetrates through one side of the connecting block, one end of the padlock is connected with the connecting block in a clearance fit mode, and the observation window is made of transparent glass.

As a still further scheme of the utility model: the upper valve port and the lower valve port are matched with the valve plate, the sealing ring is made of silica gel, the sealing ring is located on the inner layer of the valve plate, and the asbestos cloth layer is located on the outer layer of the valve plate.

As a still further scheme of the utility model: one end of the hydraulic cylinder is hinged to one side of the inner wall of the fixed box, and the other end of the hydraulic cylinder is hinged to the fixed block.

As a still further scheme of the utility model: the rotating shaft penetrates through one side of the box body and one side of the fixed box and is located inside the fixed box, one end of the rotating shaft is connected with the joint of the box body and one side of the fixed box through a bearing, and the other end of the rotating shaft is connected with the other side of the box body through a bearing.

As a still further scheme of the utility model: the arm of force is connected with the bottom of the valve plate through a spherical hinge, and the hydraulic cylinder is externally connected with a power supply.

Compared with the prior art, the utility model has the beneficial effects that: through the pneumatic cylinder that sets up, the fixed block, cooperation between carousel and the axis of rotation, make this unloading valve avoid traditional gear motor power, and cause wearing and tearing serious, thereby life is not long, need frequently to change, efficiency is not high, the pneumatic cylinder of adoption is as new power supply, the life of unloading valve has been improved greatly, sealing washer and asbestos cloth layer through setting up, avoid material direct contact silica gel sealing washer, thereby improve silica gel ring life, the ball pivot between valve plate and the arm of force is connected, the uneven condition of atress when can offset the valve plate that produces because the preparation error contacts with the sealing washer, thereby leakproofness has been improved.

Drawings

Fig. 1 is a schematic structural diagram of a novel flexible turning plate type double-layer ash discharge valve.

Fig. 2 is a schematic diagram of the middle section structure of the flexible flap type novel double-layer cindervalve.

FIG. 3 is a schematic view of the sectional structure of a fixed box in the flexible flap-type novel double-layer cindervalve.

Fig. 4 is an enlarged structure schematic diagram of A in the flexible turning plate type novel double-layer ash discharge valve.

The labels in the figure are: 1. a box body; 2. connecting blocks; 3. an observation window; 4. locking; 5. a discharge port; 6. a fixed box; 7. rotating the disc; 8. a material receiving box; 9. an upper valve port; 10. a rotating shaft; 11. a force arm; 12. a valve plate; 13. a lower valve port; 14. a hydraulic cylinder; 15. a fixed block; 16. a turntable; 17. a seal ring; 18. a asbestos cloth layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in the embodiment of the present invention, a flexible flap type novel double-layer ash discharging valve includes a box body 1, a material receiving box 8 is disposed at the top of the box body 1, a rotating disc 7 is disposed at one side of the material receiving box 8, an upper valve port 9 is disposed at the bottom of the material receiving box 8, a fixed box 6 is fixedly connected to one side of the box body 1, a hydraulic cylinder 14 is fixedly mounted at one side of the inner wall of the fixed box 6, a fixed block 15 is disposed at the output end of the hydraulic cylinder 14, a rotating disc 16 is fixedly connected to one end of the fixed block 15, a rotating shaft 10 is fixedly connected to one side of the rotating disc 16, a force arm 11 is fixedly connected to the middle of the rotating shaft 10, a valve plate 12 is disposed at one end of the force arm 11, a sealing ring 17 is disposed on the inner wall of the valve plate 12, a asbestos cloth layer 18 is disposed on the inner wall of the sealing ring 17, a material outlet 5 is disposed at the bottom of the box body 1, a lower valve port 13 is disposed in the box body 1, an observation window 3 is disposed at the front of the box body 1, the front portion of the box body 1 is close to one side fixedly connected with connecting block 2 of the observation window 3, one side of the connecting block 2 is provided with a buckle 4, and the service life of the sealing ring 17 is prolonged.

Referring to fig. 1, one end of the latch 4 penetrates one side of the connecting block 2, and one end of the latch 4 is connected to the connecting block 2 by clearance fit, and the observation window 3 is made of transparent glass, so that observation is facilitated.

Referring to fig. 1, the upper valve port 9 and the lower valve port 13 are both adapted to the valve plate 12, the sealing ring 17 is made of silica gel, the sealing ring 17 is located in the inner layer of the valve plate 12, and the asbestos cloth layer 18 is located in the outer layer of the valve plate 12, so that the sealing performance is improved.

Referring to fig. 1, one end of the hydraulic cylinder 14 is hinged to one side of the inner wall of the fixed box 6, and the other end of the hydraulic cylinder 14 is hinged to the fixed block 15, so that the service life is prolonged.

Referring to fig. 1, a rotating shaft 10 penetrates through one side of the case body 1 and the fixed case 6 and is located inside the fixed case 6, a joint of one end of the rotating shaft 10 and one side of the case body 1 and the fixed case 6 is connected through a bearing, and the other end of the rotating shaft 10 is connected with the other side of the case body 1 through a bearing, so as to block a valve port.

Referring to fig. 1, the force arm 11 is connected to the bottom of the valve plate 12 through a spherical hinge, and the hydraulic cylinder 14 is externally connected with a power supply, so that the sealing performance is improved.

The working principle of the utility model is as follows:

when in use, the top of the material receiving box 8 of the dust discharging valve is arranged with an output port needing discharging, the initial state of the discharging valve is adjusted, the upper dust discharging valve is normally opened, the lower dust discharging valve is closed, dust is collected into the middle dust box, the upper valve is closed when the limit of storage time is reached, the lower valve is opened to discharge the dust in the middle dust box, the fixed block 15 is rotated by starting the hydraulic cylinder 14 to stretch, so as to drive the rotating shaft 10 to rotate, the rotating shaft 10 rotates to drive the force arm 11 to rotate, the force arm 11 enables the valve plate 12 to be separated from the valve port, and then the dust in the middle dust box can be discharged, when in use, the dust discharging valve ensures that at least one set of valve plate 12 is in a closed state, the air blowby of the valve cabin can be effectively avoided, the double-layer tightness of the sealing ring 17 and the asbestos cloth layer 18 arranged on the valve plate 12 is improved, and meanwhile, the dust can be prevented from entering the sealing ring 17, the service life of the sealing ring 17 is prolonged, the valve plate 12 is connected with the force arm 11 through the spherical hinge, the condition that the stress is uneven when the valve plate 12 is in contact with the sealing ring 17 and the manufacturing error is avoided, and therefore the sealing performance is improved.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. Novel double-deck unloading valve of flexible board-like that turns over, including box (1), its characterized in that: the top of the box body (1) is provided with a material receiving box (8), one side of the material receiving box (8) is provided with a rotating disc (7), the bottom of the material receiving box (8) is provided with an upper valve port (9), one side of the box body (1) is fixedly connected with a fixed box (6), one side of the inner wall of the fixed box (6) is fixedly provided with a hydraulic cylinder (14), the output end of the hydraulic cylinder (14) is provided with a fixed block (15), one end of the fixed block (15) is fixedly connected with a rotating disc (16), one side of the rotating disc (16) is fixedly connected with a rotating shaft (10), the middle part of the rotating shaft (10) is fixedly connected with a force arm (11), one end of the force arm (11) is provided with a valve plate (12), the inner wall of the valve plate (12) is provided with a sealing ring (17), and the inner wall of the sealing ring (17) is provided with a asbestos cloth layer (18), the improved multifunctional water tank is characterized in that a discharge hole (5) is formed in the bottom of the tank body (1), a lower valve port (13) is formed in the tank body (1), an observation window (3) is formed in the front of the tank body (1), a connecting block (2) is fixedly connected to one side, close to the observation window (3), of the front of the tank body (1), and a buckle lock (4) is arranged on one side of the connecting block (2).

2. The flexible flap type novel double-layer cindervalve according to claim 1, characterized in that: one end of the buckle lock (4) penetrates through one side of the connecting block (2), one end of the buckle lock (4) is connected with the connecting block (2) in a clearance fit mode, and the observation window (3) is made of transparent glass.

3. The flexible flap type novel double-layer cindervalve according to claim 1, characterized in that: the upper valve port (9) and the lower valve port (13) are matched with the valve plate (12), the sealing ring (17) is made of silica gel, the sealing ring (17) is located in the inner layer of the valve plate (12), and the asbestos cloth layer (18) is located in the outer layer of the valve plate (12).

4. The flexible flap type novel double-layer cindervalve according to claim 1, characterized in that: one end of the hydraulic cylinder (14) is hinged to one side of the inner wall of the fixed box (6), and the other end of the hydraulic cylinder (14) is hinged to the fixed block (15).

5. The flexible flap type novel double-layer cindervalve according to claim 1, characterized in that: the rotating shaft (10) penetrates through one side of the box body (1) and the fixed box (6) and is located inside the fixed box (6), one end of the rotating shaft (10) is connected with the joint of the box body (1) and the fixed box (6) at one side through a bearing, and the other end of the rotating shaft (10) is connected with the other side of the box body (1) through a bearing.

6. The flexible flap type novel double-layer cindervalve according to claim 1, characterized in that: the force arm (11) is connected with the bottom of the valve plate (12) through a spherical hinge, and the hydraulic cylinder (14) is externally connected with a power supply.