CN212981334U

CN212981334U - Anti-blocking pneumatic material distributing valve

Info

Publication number: CN212981334U
Application number: CN202020644205.4U
Authority: CN
Inventors: 王永良
Original assignee: Hangzhou Fuyang Hent Electromechanical Engineering Co ltd
Current assignee: Hangzhou Fuyang Hent Electromechanical Engineering Co ltd
Priority date: 2020-04-24
Filing date: 2020-04-24
Publication date: 2021-04-16
Anticipated expiration: 2030-04-24

Abstract

The utility model discloses a prevent blockking up pneumatic depiler valve, include upper cover, casing and the lower cover through the screw structure rigid coupling, be equipped with feed inlet, first discharge gate and second discharge gate on the casing, all be equipped with pneumatic ooff valve on first discharge gate and the second discharge gate, pneumatic ooff valve includes pneumatic actuator, air supply and valve plate, and the valve plate passes through pneumatic actuator's center pin and pneumatic actuator rotates the connection, the angle downward sloping of first discharge gate and second discharge gate, and the lower cover bottom is equipped with the ventilative layer that the material was held up to the expandable, and ventilative layer has aerating device through the pipe connection. The utility model discloses following beneficial effect has: (1) the blocking of the distributing valve can be effectively prevented, and the working efficiency of the distributing valve is improved; (2) the material passing rate is improved, and the working efficiency is ensured; (3) the structure is firm, and the maintenance is convenient.

Description

Anti-blocking pneumatic material distributing valve

Technical Field

The utility model belongs to the technical field of the depiler valve and specifically relates to a prevent blockking up pneumatic depiler valve is related to.

Background

The material distributing valve is used for distributing materials entering from one feeding hole and discharging the materials from different discharging holes. However, the existing material distributing valve has a single function. When materials are transported in the distributing valve, some valve ports are closed, some valve ports are opened, impurities are easy to accumulate at the closed valve ports, then the valve ports are blocked to influence the work of the distributing valve, the work of dredging the distributing valve is very troublesome, a machine needs to be stopped, the distributing port is detached, and then the distributing valve is dredged;

for example, a "four-way material distributing valve" disclosed in chinese patent literature, whose publication number CN102853136A includes a valve body and an arc valve core, wherein the valve body is provided with the arc valve core, and the valve body is provided with two feeding ports and two discharging ports.

Above patent only simple logical material divides the material function, can't avoid the valve port to block up, in case block up the depiler valve can be extremely troublesome.

Disclosure of Invention

The utility model relates to an overcome prior art's branch material valve and block up easily, influence the problem of branch material valve work, provide one kind and prevent blockking up pneumatic branch material valve, can effectually prevent to block up the branch material valve, improve branch material valve work efficiency.

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

the utility model provides a prevent blockking up pneumatic depiler valve, includes the depiler valve body, is provided with the arc case in the depiler valve body.

Preferably, the distributing valve body comprises an upper cover, a shell and a lower cover which are fixedly connected through a screw structure, a feeding hole, a first discharging hole and a second discharging hole are formed in the shell, pneumatic switch devices are arranged on the first discharging hole and the second discharging hole and comprise pneumatic actuators, arc-shaped valve cores and inflating devices, the arc-shaped valve cores are rotatably connected with the pneumatic actuators through central shafts of the pneumatic actuators, the first discharging hole and the second discharging hole are inclined downwards in angle, ventilating layers used for supporting materials are arranged in the lower cover, and the ventilating layers (6) are connected with the inflating devices through pipelines. The upper cover and the lower cover are arc-shaped, and the shell is cylindrical. The feed inlet is used for getting into the material, has the arc case in first discharge gate and the second discharge gate, and the pneumatic switching device control switching on-off is received to the arc case above that, and when one of them arc case closed, another arc case is opened, and the material just can go out from the discharge gate of opening, vice versa. The pneumatic actuator drives the arc-shaped valve core to swing at a certain angle through the central shaft of the arc-shaped valve core, so that the arc-shaped valve core rotates to a set position, the valve reaches a full-open state, the material flows out from the discharge hole, and the opening signal of the signal output valve is fed back. The pneumatic actuator inputs a switching value closing signal, the central shaft of the pneumatic actuator drives the arc-shaped valve core to rotate to an initial position, the valve reaches a full-closing state, and a feedback signal outputs a valve closing signal. The aerating device makes the material on the air-permeable layer fluidized and conveyed out along the discharging direction. Thereby achieving the purpose of controlling the material flow direction and distributing the material.

Preferably, the pneumatic actuator comprises a cylinder for controlling the arc-shaped valve core, a solenoid valve, an air source and an oil-water separator. The cylinder drives the arc-shaped valve core to open and close, and the electromagnetic valve is used for controlling the cylinder; the material is transported to ventilative layer top, and the below is aerating device, and aerating device makes the material on the ventilative layer fluidization and is carried away along ejection of compact direction.

Preferably, the gas source is a roots blower. The Roots blower adopts a three-blade rotor structure and a reasonable structure at the air inlet and the air outlet in the shell, so that the blower has small vibration and low noise. The impeller and the shaft are of an integral structure, the impeller is not abraded, the performance of the fan is persistent, and the fan can continuously run for a long time. The fan volume utilization rate is big, and the volume efficiency is high, and compact structure, the mounting means is nimble changeable. The machine is complete and can meet the requirements of different users for different purposes.

Preferably, an adjusting valve is arranged on the gas path in front of the inflation device. The regulating valve is used for controlling air inflow and discharging water to the air storage tank at regular time according to actual operation conditions.

Preferably, the angle of the feed opening is inclined upward. The feed inlet that upwards slopes is favorable to improving the material in the percent of pass of feed inlet, effectively avoids the material jam at the feed inlet.

Preferably, the upper cover, the shell and the lower cover are made of carbon steel materials, and the shaft is made of No. 45 steel materials.

Preferably, the upper cover is provided with an observation cover. The observing cover can be convenient for workers to observe the internal condition of the distributing valve.

Preferably, the breathable layer is made of a nylon material. The wear resistance of the breathable layer made of the nylon material is higher than that of all other fibers, and the breathable layer has the characteristics of light weight, excellent crease resistance, good air permeability, good durability, heat setting and the like.

Therefore, the utility model discloses following beneficial effect has: (1) the blocking of the distributing valve can be effectively prevented, and the working efficiency of the distributing valve is improved; (2) the material passing rate is improved, and the working efficiency is ensured; (3) the structure is firm, and the maintenance is convenient.

Drawings

Fig. 1 is a front view of the present invention.

Fig. 2 is a plan view of the present invention.

Fig. 3 is a schematic diagram of the pneumatic switch device of the present invention.

1-upper cover, 2-shell, 3-lower cover, 4-feed inlet, 5-first discharge outlet, 6-breathable layer, 7-second discharge outlet, 8-pneumatic switch device, and 9-access door.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

Example (b):

in the embodiment shown in fig. 1 to 3, the anti-blocking pneumatic material distributing valve comprises an upper cover 1, a shell 2 and a lower cover 3 which are fixedly connected through a screw structure, wherein an observation cover is arranged on the upper cover 1. The observing cover can be convenient for workers to observe the internal condition of the distributing valve. The upper cover 1, the shell 2 and the lower cover 3 which are made of No. 45 steel materials have higher strength and deformation resistance. The shell 2 is provided with a feeding hole 4, a first discharging hole 5 and a second discharging hole 7, and the angle of the feeding hole 4 is inclined upwards. The feed inlet 4 that upwards slopes is favorable to improving the material at the throughput rate of feed inlet 4, effectively avoids the material jam at feed inlet 4. Pneumatic switch devices 8 are arranged on the first discharge hole 5 and the second discharge hole 7, and each pneumatic switch device 8 comprises a pneumatic actuator, an arc-shaped valve core, an inflation device and an access door 9. The pneumatic actuator comprises an air cylinder for controlling the arc-shaped valve core, an electromagnetic valve, an air source and an oil-water separator. The cylinder drives the arc-shaped valve core to open and close, and the electromagnetic valve is used for controlling the cylinder; the material is transported to ventilative layer 6 top, and the below is aerating device, and aerating device makes the material on ventilative layer 6 fluidization and is carried away along ejection of compact direction. The gas source is a Roots blower. The Roots blower adopts a three-blade rotor structure and a reasonable structure at the air inlet and the air outlet in the shell 2, so that the blower has small vibration and low noise. The impeller and the shaft are of an integral structure, the impeller is not abraded, the performance of the fan is persistent, and the fan can continuously run for a long time. The fan volume utilization rate is big, and the volume efficiency is high, and compact structure, the mounting means is nimble changeable. The machine is complete and can meet the requirements of different users for different purposes. And an adjusting valve is arranged on a gas path in front of the inflating device. The regulating valve is used for controlling air inflow and discharging water to the air storage tank at regular time according to actual operation conditions.

The arc-shaped valve core is rotatably connected with the pneumatic actuator through a central shaft of the pneumatic actuator, the first discharge port 5 and the second discharge port 7 are inclined downwards in angle, and a breathable layer 6 used for supporting materials is arranged in the lower cover 3. The breathable layer 6 is made of a nylon material. The wear resistance of the breathable layer 6 made of the nylon material is higher than that of all other fibers, and the breathable layer has the characteristics of light weight, excellent crease resistance, good air permeability, good durability, heat setting and the like. The whole breathable layer 6 is in an air bag shape, can be inflated, can support materials when expanded, and avoids the materials from being settled and condensed to block the material distributing valve.

The upper cover 1 and the lower cover 3 are circular arc dome-shaped, and the housing 2 is cylindrical. The feeding hole 4 is used for feeding materials, arc valve cores are arranged in the first discharging hole 5 and the second discharging hole 7, the arc valve cores are controlled to be opened and closed by a pneumatic switch device 8 on the arc valve cores, when one of the arc valve cores is closed, the other arc valve core is opened, the materials can be discharged from the opened discharging hole, and vice versa. The pneumatic actuator drives the arc-shaped valve core to swing at a certain angle through the central shaft of the arc-shaped valve core, so that the arc-shaped valve core rotates to a set position, the valve reaches a full-open state, the material flows out from the discharge hole, and the opening signal of the signal output valve is fed back. The pneumatic actuator inputs a switching value closing signal, the central shaft of the pneumatic actuator drives the arc-shaped valve core to rotate to an initial position, the valve reaches a full-closing state, and a feedback signal outputs a valve closing signal. The aerating device fluidizes the material above the air-permeable layer 6 and transports it in the discharge direction. Thereby achieving the purpose of controlling the material flow direction and distributing the material.

The working principle is as follows:

when the pneumatic material distributing valve works, the arc-shaped valve core of the pneumatic material distributing valve is in a closed state with the valve cavity at the side of the first discharge port 5 or the second discharge port 7, so that a material is discharged along the other discharge port, the pneumatic actuator inputs a switching value opening signal, the pneumatic actuator drives the arc-shaped valve core to swing at a certain angle through the central shaft, the arc-shaped valve core is rotated to a position where the valve can reach a fully open state, the material flows out from the other discharge port, and the feedback signal outputs a valve opening signal. The pneumatic actuator inputs a switching value closing signal, the central shaft of the pneumatic actuator drives the arc-shaped valve core to rotate to an initial position, the valve reaches a full-closing state, and a feedback signal outputs a valve closing signal. The aerating device aerates the breathable layer 6, and the materials on the breathable layer are fluidized and conveyed out along the discharging direction.

Claims

1. The anti-blocking pneumatic material distributing valve is characterized by comprising a material distributing valve body, wherein an arc-shaped valve core is arranged in the material distributing valve body.

2. The anti-blocking pneumatic distributing valve according to claim 1, wherein a distributing valve body comprises an upper cover (1), a shell (2) and a lower cover (3) which are fixedly connected through a screw structure, a feeding hole (4) and a first discharging hole (5) and a second discharging hole (7) are formed in the shell (2), pneumatic switching devices are arranged on the first discharging hole (5) and the second discharging hole (7), each pneumatic switching device comprises a pneumatic actuator, an arc-shaped valve core and an inflating device, the arc-shaped valve core is rotatably connected with the pneumatic actuator through a central shaft of the pneumatic actuator, the first discharging hole (5) and the second discharging hole (7) are inclined downwards in angle, a ventilating layer (6) used for supporting materials is arranged in the lower cover (3), and the ventilating layer (6) is connected with the inflating device through a pipeline.

3. The anti-clogging pneumatic material distributing valve according to claim 2, wherein the pneumatic actuator comprises a cylinder for controlling the arc-shaped valve core, an electromagnetic valve, a gas source and an oil-water separator.

4. The anti-clogging pneumatic material distributing valve according to claim 3, wherein the air source is a Roots blower.

5. The anti-clogging pneumatic material distributing valve according to claim 2, wherein an adjusting valve is arranged on a gas path in front of the inflating device.

6. An anti-clogging pneumatic material distributing valve according to claim 1, characterized in that the angle of the feed opening (4) is inclined upwards.

7. The anti-clogging pneumatic material distributing valve according to claim 1, characterized in that the upper cover (1), the housing (2) and the lower cover (3) are made of carbon steel material.

8. An anti-clogging pneumatic distributing valve according to any one of claims 1 to 6, characterized in that the upper cover (1) is provided with a viewing cover.

9. An anti-clogging pneumatic dispensing valve according to any one of claims 1 to 6, characterized in that the air-permeable layer (6) is made of nylon material.

10. An anti-clogging pneumatic material distributing valve according to any one of the claims 1 to 6, characterized in that the first outlet (5) and the second outlet (7) are provided with access openings on the upper cover.