CN216710934U

CN216710934U - Pulse back-blowing flow-aiding rotary valve

Info

Publication number: CN216710934U
Application number: CN202220293696.1U
Authority: CN
Inventors: 赵清柱; 王路路
Original assignee: Shanghai Yueshui Environment Construction Co ltd
Current assignee: Shanghai Yueshui Environment Construction Co ltd
Priority date: 2022-02-14
Filing date: 2022-02-14
Publication date: 2022-06-10
Anticipated expiration: 2032-02-14

Abstract

The utility model relates to the technical field of rotary valves, in particular to a pulse back-blowing type flow-aiding rotary valve, wherein a discharge end is arranged at the upper end of a valve body, a feed end is arranged at the lower end of the valve body, connecting bearings are respectively arranged at the middle positions of two sides of the valve body, sealing assemblies are respectively arranged at the positions of two sides of the valve body, which are positioned on a rotating shaft, a connecting cylinder is arranged at one side of one sealing assembly at the outer side of the valve body, a motor is arranged at one side of the connecting cylinder, an air box is arranged at one end of the connecting cylinder, and a blowing fan is arranged in the air box. The device has a simple structure and a novel design, the inner wall of the valve body is swept through the arrangement of the blowing fan, the air passage and the flow-assisting nozzle, then the stable air pressure in a system and the normal discharge of materials are ensured, the frequent dredging and cleaning in the later period are avoided, the convenience and the practicability of the device are improved, the air tightness of the equipment is better through the arrangement of the sealing assembly, and the service life of the equipment is prolonged.

Description

Pulse back-blowing flow-aiding rotary valve

Technical Field

The utility model relates to the technical field of rotary valves, in particular to a pulse back-blowing type flow-aiding rotary valve.

Background

The key equipment of material is carried to the rotary valve, in the medicine system of environmental protection trade, can be through the rotary valve with the even transport of material in the corresponding medicine jar that adds.

The Chinese patent application No. (CN202020886546.2) discloses a high-temperature rotary valve for powder delivery, which is characterized in that an upper cooling cover and a lower cooling cover are nested outside a driving motor, then the upper cooling cover and the lower cooling cover are tightly fixed together by using bolts, so that outer heat-conducting fins are fully meshed with fins on the surface of the driving motor, and a more efficient heat-conducting effect is achieved, a heat-radiating fan quickly blows outside cold air onto inner heat-conducting fins in a cooling air duct, and simultaneously the air in the cooling air duct is exhausted through exhaust ducts on two sides, so that the speed of air circulation in the cooling air duct is accelerated, the effect of quickly cooling the temperatures in the inner heat-conducting fins and the cooling air duct is achieved, and the temperature of the driving motor is effectively reduced, however, when the rotary valve is used, the rotary valve often cannot be completely delivered due to the diversity of materials when the materials are thin or the inner wall of the rotary valve is easily deliquesced when the materials meet with water, therefore, the technical personnel in the field provide a pulse back-blowing type flow-assistant rotary valve to solve the problems in the background technology.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a pulse back-blowing flow-assisting rotary valve to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a pulse blowback formula helps class rotary valve, includes the valve body, the upper end of valve body is equipped with the discharge end, and the lower extreme of valve body is equipped with the feed end, the both sides middle part position department of valve body all installs the connection bearing, and the both sides of valve body are located the position department of pivot and all install seal assembly, the connecting cylinder is installed to one side that the outside of valve body is located one of them seal assembly, the motor is installed to one side of connecting cylinder, and the one end of connecting cylinder installs bellows, the internally mounted of bellows has the fan of blowing, the internally mounted of connecting cylinder has the drive shaft with the connection bearing adaptation, and the inner wall of connecting cylinder evenly offers the air flue with bellows intercommunication, the outside of air flue is located the inside equidistant installation of valve body and carries the paddle, the inside one end position department symmetry of valve body installs and helps class nozzle.

As a further aspect of the utility model: the sealing assembly comprises a sealing groove which is fixedly formed in the outer side of the valve body, a stepped groove is formed in the outer end of the sealing groove, a sealing plug is connected to the inside of the sealing groove through threads, a sealing gasket matched with the stepped groove is installed on the outer side of the sealing plug, and a sealing cover plate which is abutted to the side wall of the valve body is installed on the outer side of the sealing gasket.

As a further aspect of the utility model: the handle is installed to the outside of one of them sealed apron, and the outside and the connecting cylinder welded connection of another sealed apron.

As a further aspect of the utility model: an air cavity is formed in one of the sealing plugs, and two ends of the air cavity are respectively communicated with the output end of the air passage and the input end of the flow-assisting nozzle.

As a further aspect of the utility model: the output end of the motor is provided with a rotating shaft in an extending mode, one end of the rotating shaft extends into the connecting cylinder and is provided with a worm, and a worm wheel meshed with the worm is sleeved on the outer side of the driving shaft.

As a further aspect of the utility model: the sealing cover plate, the sealing gasket and the connecting part of the stepped groove are all provided with sealing rings, and the sealing rings are members made of rubber materials.

Compared with the prior art, the utility model has the beneficial effects that: the device has a simple structure and a novel design, the inner wall of the valve body is swept through the arrangement of the blowing fan, the air passage and the flow-assisting nozzle, then the stable air pressure in the system and the normal discharge of materials are ensured, the frequent dredging and cleaning in the later period are avoided, the convenience and the practicability of the device are improved, the air tightness of the equipment is better through the arrangement of the sealing assembly, and the service life of the equipment is prolonged.

Drawings

FIG. 1 is a schematic structural diagram of a pulse reverse blowing type flow-aiding rotary valve;

FIG. 2 is a schematic diagram of an internal structure of a pulse reverse blowing type flow-aiding rotary valve;

fig. 3 is a schematic structural diagram of an air cavity in a pulse back-blowing type flow-assisting rotary valve.

In the figure: 1. a valve body; 2. a feeding end; 3. a discharge end; 4. a connecting cylinder; 5. an air box; 6. a motor; 7. sealing the cover plate; 8. a blower fan; 9. a rotating shaft; 10. a worm; 11. an air cavity; 12. a flow aid nozzle; 13. a drive shaft; 14. a worm gear; 15. an airway; 16. connecting a bearing; 17. a sealing groove; 18. a stepped groove; 19. a gasket; 20. sealing the plug; 21. a conveying paddle.

Detailed Description

Referring to fig. 1 to 3, in the embodiment of the present invention, a pulse back-blowing type flow-assisting rotary valve includes a valve body 1, a discharge end 3 is disposed at an upper end of the valve body 1, a feed end 2 is disposed at a lower end of the valve body 1, a connecting bearing 16 is disposed at a middle position of each of two sides of the valve body 1, a sealing assembly is disposed at a position of a rotating shaft 9 at each of two sides of the valve body 1, a connecting cylinder 4 is disposed at one side of one of the sealing assemblies at an outer side of the valve body 1, a motor 6 is disposed at one side of the connecting cylinder 4, an air box 5 is disposed at one end of the connecting cylinder 4, a blower fan 8 is disposed inside the air box 5, a driving shaft 13 adapted to the connecting bearing 16 is disposed inside the connecting cylinder 4, air passages 15 communicated with the air box 5 are uniformly disposed on an inner wall of the connecting cylinder 4, conveying blades 21 are disposed at equal intervals inside the air passages 15, flow-assisting nozzles 12 are symmetrically disposed at one end position inside the valve body 1, start the blower fan 8 and make outside air get into inside air flue 15, make then inside the air admission air cavity 11, further make gas by the blowout of class-aid nozzle 12, realize that 1 inner wall of valve body sweeps, the atmospheric pressure in the system is stable and the normal discharge of material has been ensured, avoid the frequent mediation and the clearance of carrying on in later stage, hoisting device's convenience and practicality, in addition, avoid the inside gas of equipment to reveal through setting up of seal assembly, make the gas tightness of equipment better, the life of extension equipment.

In fig. 2, seal assembly is including fixed seal groove 17 of seting up in the valve body 1 outside, ladder groove 18 has been seted up to the outer end of seal groove 17, and there is sealed end cap 20 inside of seal groove 17 through threaded connection, sealed 19 with ladder groove 18 adaptation is installed in the outside of sealed end cap 20, sealed apron 7 that offsets with valve body 1 lateral wall is installed in the outside of sealed 19, setting through sealed end cap 20, tentatively realize the sealed of connecting bearing 16 position department, under ladder groove 18 and sealed 19 effect of filling up, further improve equipment's sealed effect, avoid the inside gas leakage of equipment, make the gas tightness of equipment better, prolong the life of equipment.

In fig. 1 and 2, a handle is installed on the outer side of one of the sealing cover plates 7, so that the sealing cover plate 7 can be conveniently detached, the interior of the manual cleaning equipment is facilitated, the practicability of the equipment is improved, and the outer side of the other sealing cover plate 7 is connected with the connecting cylinder 4 in a welding mode and mainly plays a role in fixed connection.

In fig. 2, an air cavity 11 is opened inside one of the sealing plugs 20, and two ends of the air cavity 11 are respectively communicated with an output end of the air passage 15 and an input end of the flow-assisting nozzle 12, and are mainly used for introducing and buffering external air flow.

In fig. 1 and 2, a rotating shaft 9 is installed at the output end of the motor 6 in an extending manner, one end of the rotating shaft 9 extends into the connecting cylinder 4 and is installed with a worm 10, a worm wheel 14 meshed with the worm 10 is sleeved on the outer side of a driving shaft 13, the motor 6 is started to rotate the rotating shaft 9 so as to drive the worm 10 to rotate, and the driving shaft 13 rotates on a connecting bearing 16 through the meshing between the worm 10 and the worm wheel 14.

In fig. 2, sealing rings are mounted at the joints of the sealing cover plate 7, the sealing gasket 19 and the stepped groove 18, and the sealing rings are rubber members, so that the sealing effect of the equipment is further improved.

The working principle of the utility model is as follows: the utility model has simple structure and novel design, when in use, the motor 6 is started to rotate the rotating shaft 9 so as to drive the worm 10 to rotate, the driving shaft 13 rotates on the connecting bearing 16 through the meshing between the worm 10 and the worm wheel 14 so as to drive the conveying paddle 21 to rotate, the material conveying is realized, the blower fan 8 is started to lead the outside air to enter the air passage 15, then the air enters the air cavity 11, the air is further sprayed out by the flow-assisting nozzle 12, the inner wall of the valve body 1 is blown and swept, the air pressure stability and the normal discharge of the material in the system are ensured, the frequent dredging and cleaning in the later period are avoided, the convenience and the practicability of the device are improved, in addition, the sealing at the position of the connecting bearing 16 is preliminarily realized through the arrangement of the sealing plug 20, and the sealing effect of the equipment is further improved under the action of the stepped groove 18 and the sealing gasket 19, avoid the inside gas of equipment to reveal for the gas tightness of equipment is better, prolongs the life of equipment.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. The utility model provides a pulse blowback formula helps class rotary valve, includes valve body (1), its characterized in that, the upper end of valve body (1) is equipped with discharge end (3), and the lower extreme of valve body (1) is equipped with feed end (2), connection bearing (16) are all installed to the both sides middle part position department of valve body (1), and the both sides of valve body (1) are located the position department of pivot (9) and all install seal assembly, connecting cylinder (4) are installed to the outside of valve body (1) is located one side of one of them seal assembly, motor (6) are installed to one side of connecting cylinder (4), and the one end of connecting cylinder (4) installs bellows (5), the internally mounted of bellows (5) has blast fan (8), the internally mounted of connecting cylinder (4) have with drive shaft (13) of connection bearing (16) adaptation, and the inner wall of connecting cylinder (4) evenly sets up air flue (15) with bellows (5) intercommunication, the outer side of the air passage (15) is located in the valve body (1) and is provided with conveying blades (21) at equal intervals, and one end of the inner part of the valve body (1) is symmetrically provided with flow aiding nozzles (12).

2. The pulse back-blowing type flow-assisting rotary valve according to claim 1, wherein the sealing assembly comprises a sealing groove (17) fixedly formed in the outer side of the valve body (1), a stepped groove (18) is formed in the outer end of the sealing groove (17), a sealing plug (20) is connected to the inside of the sealing groove (17) through threads, a sealing gasket (19) matched with the stepped groove (18) is installed on the outer side of the sealing plug (20), and a sealing cover plate (7) abutted against the side wall of the valve body (1) is installed on the outer side of the sealing gasket (19).

3. A pulse reverse blowing type flow-aiding rotary valve according to claim 2, wherein a handle is installed on the outer side of one of the sealing cover plates (7), and the outer side of the other sealing cover plate (7) is connected with the connecting cylinder (4) in a welding mode.

4. The pulse back-blowing type flow-aiding rotary valve according to claim 2, wherein an air cavity (11) is formed inside one of the sealing plugs (20), and two ends of the air cavity (11) are respectively communicated with the output end of the air passage (15) and the input end of the flow-aiding nozzle (12).

5. A pulse back-blowing type flow-assisting rotary valve according to claim 1, wherein the output end of the motor (6) is provided with a rotating shaft (9) in an extending manner, one end of the rotating shaft (9) extends into the connecting cylinder (4) and is provided with a worm (10), and the outer side of the driving shaft (13) is sleeved with a worm wheel (14) meshed with the worm (10).

6. The pulse back-blowing type flow-aiding rotary valve according to claim 2, wherein sealing rings are mounted at the joints of the sealing cover plate (7), the sealing gasket (19) and the stepped groove (18), and the sealing rings are rubber components.