CN213685359U

CN213685359U - Pneumatic ball valve capable of preventing material residue

Info

Publication number: CN213685359U
Application number: CN202022506370.6U
Authority: CN
Inventors: 许磊; 白耀军; 李贵莲
Original assignee: St Hart Tianjin Control Engineering Technology Co ltd
Current assignee: St Hart Tianjin Control Engineering Technology Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-07-13
Anticipated expiration: 2030-11-03

Abstract

The utility model relates to a prevent remaining pneumatic ball valve of material, including valve body, valve rod, case, inlet pipe and discharging pipe, the upper end of inlet pipe and discharging pipe is equipped with the subassembly of blowing respectively, the air guide subassembly is located the inboard of the subassembly of blowing, the air guide subassembly is including erecting the frame, the crossbearer, the carriage, electric putter, motor and fan, be fixed with respectively on inlet pipe and the discharging pipe and erect the frame, the both ends of crossbearer are connected with erecting the frame respectively, electric putter installs on the crossbearer and its output is connected with the carriage, the both ends of carriage respectively relative with erect the frame and slide, the motor is fixed on the carriage, the center pin of fan is connected with the output of motor, correspond the department with the fan position on inlet pipe and the discharging pipe respectively and be equipped with the. The utility model discloses can realize sweeping the interior material of material pipe, avoid the material in the material pipe to remain.

Description

Pneumatic ball valve capable of preventing material residue

Technical Field

The utility model relates to a pneumatic ball valve technical field especially relates to a prevent remaining pneumatic ball valve of material.

Background

The pneumatic ball valve is a ball valve matched with a pneumatic actuator, the pneumatic actuator has high execution speed, and various accessories such as an electromagnetic valve, an air source processing triplet, a limit switch, a positioner, a control box and the like are usually configured to realize local control and remote centralized control.

When the existing pneumatic ball valve conveys materials, part of the materials can be remained in the pneumatic ball valve, and the pneumatic ball valve is inconvenient to clean and is polluted. Therefore, it is an urgent need to solve the problems of the art to design a pneumatic ball valve for preventing the material residue

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a prevent remaining pneumatic ball valve of material to solve the problem that proposes in the above-mentioned background art.

The utility model provides a pneumatic ball valve for preventing material residue, which comprises a valve body, a valve rod, a valve core, a feeding pipe and a discharging pipe, wherein the valve core is arranged in the valve body and rotates relative to the valve body, a channel transversely penetrates through the valve core, the valve rod vertically penetrates through the valve body and is fixedly connected with the valve core, the valve rod is rotationally connected with the valve body, two ends of the valve body are respectively connected with the feeding pipe and the discharging pipe, the valve rod drives the valve core to rotate so as to realize the on-off of the feeding pipe and the discharging pipe, the upper ends of the feeding pipe and the discharging pipe are respectively provided with a blowing component and an air guide component, the air guide component is arranged at the inner side of the blowing component, the air guide component comprises a vertical frame, a horizontal frame, a sliding frame, an electric push rod, a motor and a fan, the vertical frame is respectively fixed on the feeding pipe and the discharging, the both ends of carriage respectively relative with erect the frame and slide, the motor is fixed on the carriage, the center pin of fan is connected with the output of motor, respectively on inlet pipe and the discharging pipe with fan position corresponds the department and is equipped with the opening, be equipped with the end cover rather than the adaptation on the opening.

Preferably, the blowing assembly comprises a gas distribution disc, a gas inlet pipe and a plurality of nozzles, the gas distribution disc is installed on the outer pipe wall of the gas inlet pipe and the outer pipe wall of the discharge pipe respectively, the gas inlet pipe is connected with the upper end of the gas distribution disc, and each nozzle is arranged in the gas inlet pipe and the discharge pipe and is connected with the gas distribution disc respectively.

In any one of the above schemes preferably, the inlet pipe and the discharging pipe are respectively including connecting first water flat pipe, pipe chute and second water flat pipe in order, the subassembly of blowing is located on the pipe chute, the air guide subassembly is located respectively on the second water flat pipe of inlet pipe and the first water flat pipe of discharging pipe, the inclination of pipe chute is 45 degrees.

In any of the above schemes, preferably, the nozzle is vertically arranged and the air flow direction of the nozzle is vertically downward.

In any of the above embodiments, preferably, the feeding pipe and the discharging pipe are horizontally arranged.

In any of the above embodiments, preferably, the nozzle is disposed obliquely, and the air flow direction of the nozzle is inclined downward.

In any of the above schemes, preferably, a sealing pipe is arranged between the valve rod and the valve core, and the sealing pipe is sleeved outside the valve rod.

In any of the above embodiments, preferably, a filter screen is connected to a lower portion of the sliding frame, and the fan is disposed in the filter screen.

In any of the above aspects, preferably, a sealing ring is provided between the end cap and the opening.

Compared with the prior art, the utility model has the advantages and beneficial effects do: through be equipped with the subassembly of blowing on inlet pipe and discharging pipe to the realization sweeps to material in the material pipe, avoids the material residue in the material pipe. Because the air current that blows in through the subassembly of blowing is behind the collision material pipe inner wall, the effort of air current can reduce, can reduce the effort of sweeping to the material like this, through being equipped with the air guide subassembly, can play the effect of air current compensation to a certain extent, still have the air current water conservancy diversion effect, make the air current flow towards the direction of discharging pipe to can guarantee effectual remaining material discharge, reduce the interior material persistence rate of pneumatic ball valve, prolong pneumatic ball valve's life.

The pneumatic ball valve for preventing material residue of the present invention will be further described with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment 1 of a pneumatic ball valve for preventing material residue according to the present invention;

FIG. 2 is a schematic structural view of the gas guide assembly for preventing material residue of the present invention;

fig. 3 is a schematic structural diagram of an embodiment 2 of the pneumatic ball valve for preventing material residue of the present invention;

wherein: 1. a valve stem; 2. a valve body; 3. a sealing tube; 4. a valve core; 5. a feed pipe; 6. a gas distribution plate; 7. a nozzle; 8. an opening; 9. erecting; 10. a cross frame; 11. an electric push rod; 12. a carriage; 13. a motor; 14. a fan; 15. a filter screen; 16. A discharge pipe; 17. an air inlet pipe; 18. a bearing; 19. a first horizontal tube; 20. an inclined tube; 21. a second horizontal tube.

Detailed Description

Example 1

As shown in fig. 1 and fig. 2, the utility model provides a pneumatic ball valve for preventing material residue, which comprises a valve body 2, a valve rod 1, a valve core 4, a feeding pipe 5 and a discharging pipe 16, wherein the valve core 4 is arranged in the valve body 2 and rotates relative to the valve body 2, a channel transversely penetrates through the valve core 4, the valve rod 1 vertically penetrates through the valve body 2 and is fixedly connected with the valve core 4, the valve rod 1 is rotatably connected with the valve body 2 through a bearing 18, two ends of the valve body 2 are respectively connected with the feeding pipe 5 and the discharging pipe 16, the valve rod 1 drives the valve core 4 to rotate so as to realize the on-off of the feeding pipe 5 and the discharging pipe 16, the upper ends of the feeding pipe 5 and the discharging pipe 16 are respectively provided with an air blowing assembly and an air guide assembly, the air guide assembly is arranged at the inner side of the air blowing assembly, the air guide assembly comprises a vertical frame, the both ends of crossbearer 10 are connected with erecting the frame 9 respectively, and electric putter 11 is installed on crossbearer 10 and its output is connected with carriage 12, and the both ends of carriage 12 slide with erecting frame 9 respectively relatively, and motor 13 is fixed on carriage 12, and the center pin of fan 14 is connected with the output of motor 13, is equipped with opening 8 with the fan 14 position department of corresponding respectively on inlet pipe 5 and the discharging pipe 16, is equipped with the end cover rather than the adaptation on the opening 8. Wherein, the vertical frame 9 is provided with a sliding chute, and the two ends of the sliding frame 12 are provided with sliding blocks matched with the sliding chute.

The working principle is as follows: the valve rod 1 drives the valve core 4 to rotate under the action of the pneumatic actuator, so that the feeding pipe 5 and the discharging pipe 16 are respectively communicated with the channel on the valve core 4. When the materials are normally conveyed, the fan 14 is positioned right above the openings 8 on the feeding pipe 5 and the discharging pipe 16, and the openings 8 are sealed by end covers so as to ensure the normal conveying of the materials. When the material is conveyed, the worker takes the end cover away to open the opening 8, the electric push rod 11 pushes the sliding frame 12 to slide downwards along the vertical frame 9, the sliding frame 12 is connected with the opening 8 in a matched mode, the opening 8 is sealed, and at the moment, the fan 14 is arranged in the material pipe; then, the air current blows into the material pipe through the subassembly of blowing, blows off the remaining material in the material pipe, and motor 13 drive fan 14 rotates simultaneously, realizes air current water conservancy diversion and compensation effect, makes the air current flow towards the direction of discharging pipe 16 to can guarantee effectually discharge remaining material, reduce the interior material persistence rate of pneumatic ball valve, prolong pneumatic ball valve's life. After the residual materials are cleaned, the fan 14 is lifted to the position above the opening 8 under the action of the electric push rod 11, and the end cover is plugged by a worker to close the opening 8.

In this embodiment, the blowing assemblies are arranged on the feeding pipe 5 and the discharging pipe 16, so that the material in the material pipe is blown and swept, and the material residue in the material pipe is avoided. Because the air current that blows in through the subassembly of blowing is behind the collision material pipe inner wall, the effort of air current can reduce, can reduce the effort of sweeping to the material like this, through being equipped with the air guide subassembly, can play the effect of air current compensation to a certain extent, still have the air current water conservancy diversion effect, make the air current flow towards the direction of discharging pipe 16 to can guarantee effectual remaining material discharge, reduce the interior material persistence rate of pneumatic ball valve, prolong pneumatic ball valve's life.

Further, the subassembly of blowing includes gas distribution dish 6, intake pipe 17 and nozzle 7, and gas distribution dish 6 is installed respectively on the outer pipe wall of intake pipe 17 and discharging pipe 16, and intake pipe 17 is connected with gas distribution dish 6's upper end, and nozzle 7 is equipped with a plurality ofly, and every nozzle 7 is located in intake pipe 17 and discharging pipe 16 and is connected with gas distribution dish 6 respectively.

In this structure, in gaseous entering gas distribution dish 6 through intake pipe 17, gas distribution dish 6 can distribute gas to gas, makes gas spout into to the feed pipe from each nozzle 7 respectively.

Furthermore, the feeding pipe 5 and the discharging pipe 16 respectively comprise a first horizontal pipe 19, an inclined pipe 20 and a second horizontal pipe 21 which are sequentially connected, the air blowing assembly is arranged on the inclined pipe 20, the air guide assembly is respectively arranged on the second horizontal pipe 21 of the feeding pipe 5 and the first horizontal pipe 19 of the discharging pipe 16, and the inclined angle of the inclined pipe 20 is 45 degrees. Wherein the assistant pipe is inclined downwards. In this configuration, the inclined tube 20 is arranged to allow the material to be rapidly discharged through the valve body 2.

Further, the nozzle 7 is vertically arranged and the air flow direction of the nozzle 7 is vertically downward. In the structure, the airflow vertically downwards bends to the horizontal state through the inclined position of the feeding pipe 5, and the effectiveness of discharging residual materials is improved.

Further, a sealing pipe 3 is arranged between the valve rod 1 and the valve core 4, and the sealing pipe 3 is sleeved outside the valve rod 1. In this structure, the setting up of sealed tube 3 can be to the leakproofness of being connected between valve rod 1 and the case 4 on the one hand, and on the other hand has the guard action to valve rod 1, places valve rod 1 and receives the exogenic action to take place deformation to influence its life.

Further, a filter screen 15 is connected to a lower portion of the carriage 12, and the fan 14 is provided in the filter screen 15. In this structure, when the transmission material is the powder, filter screen 15 sets up in order to block the material, avoids the material to revolve to fan 14 department, causes the harm to fan 14 flabellum, influences the life who reduces fan 14.

Further, a sealing ring is arranged between the end cover and the opening 8.

Example 2

The difference from example 1 is that, as shown in FIG. 3, the feed pipe 5 and the discharge pipe 16 are horizontally disposed, the nozzle 7 is obliquely disposed and the gas flow direction of the nozzle 7 is obliquely downward.

The above-mentioned embodiments are only for describing the preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art without departing from the design spirit of the present invention should fall into the protection scope defined by the claims of the present invention.

Claims

1. The utility model provides a prevent remaining pneumatic ball valve of material which characterized in that: the automatic gas-liquid separation device comprises a valve body, a valve rod, a valve core, a feeding pipe and a discharging pipe, wherein the valve core is arranged in the valve body and rotates relative to the valve body, a channel transversely penetrates through the valve core, the valve rod vertically penetrates through the valve body and is fixedly connected with the valve core, the valve rod is rotatably connected with the valve body, two ends of the valve body are respectively connected with the feeding pipe and the discharging pipe, the valve rod drives the valve core to rotate so as to realize the on-off of the feeding pipe and the discharging pipe, the upper ends of the feeding pipe and the discharging pipe are respectively provided with a gas blowing assembly and a gas guide assembly, the gas guide assembly comprises a vertical frame, a transverse frame, a sliding frame, an electric push rod, a motor and a fan, the vertical frames are respectively fixed on the feeding pipe and the discharging pipe, two ends of the transverse frame are respectively connected, the motor is fixed on the carriage, the center pin of fan is connected with the output of motor, on inlet pipe and the discharging pipe respectively with fan position corresponds the department and is equipped with the opening, be equipped with the end cover rather than the adaptation on the opening.

2. The pneumatic ball valve for preventing material residue according to claim 1, wherein: the blowing assembly comprises a gas distribution disc, a plurality of air inlet pipes and a plurality of nozzles, the gas distribution disc is installed on the outer pipe wall of the air inlet pipe and the outer pipe wall of the discharge pipe respectively, the air inlet pipes are connected with the upper ends of the gas distribution disc, and each nozzle is arranged in the air inlet pipe and the discharge pipe and is connected with the gas distribution disc respectively.

3. The pneumatic ball valve for preventing material residue according to claim 2, wherein: the inlet pipe and discharging pipe are respectively including connecting first water flat pipe, pipe chute and second water flat pipe in order, the subassembly of blowing is located on the pipe chute, the air guide subassembly is located respectively on the second water flat pipe of inlet pipe and the first water flat pipe of discharging pipe, the inclination of pipe chute is 45 degrees.

4. The pneumatic ball valve for preventing material residue according to claim 3, wherein: the nozzle is vertically arranged, and the air flow direction of the nozzle is vertically downward.

5. The pneumatic ball valve for preventing material residue according to claim 2, wherein: the feeding pipe and the discharging pipe are horizontally arranged.

6. The pneumatic ball valve for preventing material residue as claimed in claim 5, wherein: the nozzle is arranged obliquely, and the air flow direction of the nozzle is inclined downwards.

7. The pneumatic ball valve for preventing material residue according to claim 1, wherein: a sealing pipe is arranged between the valve rod and the valve core, and the sealing pipe is sleeved outside the valve rod.

8. The pneumatic ball valve for preventing material residue according to claim 1, wherein: the lower part of the sliding frame is connected with a filter screen, and the fan is arranged in the filter screen.

9. The pneumatic ball valve for preventing material residue according to claim 1, wherein: and a sealing ring is arranged between the end cover and the opening.