CN210889284U

CN210889284U - Pneumatic diaphragm pump

Info

Publication number: CN210889284U
Application number: CN201921644891.9U
Authority: CN
Inventors: 李志坚; 李志远
Original assignee: Yongjia Shanglun Pump Manufacturing Co ltd
Current assignee: Yongjia Shanglun Pump Manufacturing Co ltd
Priority date: 2019-09-29
Filing date: 2019-09-29
Publication date: 2020-06-30
Anticipated expiration: 2029-09-29

Abstract

The utility model relates to a diaphragm pump technical field discloses a pneumatic type diaphragm pump, for solving prior art, the easy problem that blocks of diaphragm pump ball valve, one side of connecting cylinder is provided with the braking end, and the opposite side of connecting cylinder is provided with the pressure boost end, the front side of connecting cylinder is provided with the switch board, and the lower surface of connecting cylinder is provided with the gas holder, one side of pressure boost end is provided with the connecting pipe, the position department that the surface of connecting pipe corresponds the pressure boost end has seted up the outlet valve, and the below position department that the surface of connecting pipe is located the outlet valve is provided with the water intaking valve. The utility model discloses be provided with air inlet and outlet device, can replace the ball valve among the conventional equipment to take a breath, avoid the ball valve to remove the handling because of rocking and lead to the ball valve to block in the equipment to influence the use of equipment, need dismantle equipment readjust ball valve, bring inconveniently for the use, can with equipment fixed connection through setting up elastic air inlet and outlet device.

Description

Pneumatic diaphragm pump

Technical Field

The utility model relates to a diaphragm pump technical field specifically is a pneumatic type diaphragm pump.

Background

The pneumatic diaphragm pump is a novel conveying machine, adopts compressed air as a power source, takes the liquid of granule to various corrosive liquids, and the homoenergetic is taken out the light and is inhaled to the greatest extent to the liquid of high viscosity, volatile, easily fire, hypertoxic, and the pneumatic diaphragm pump is a novel conveying machine, is the present internal most novel pump class, adopts compressed gas as the power source.

However, the existing pneumatic diaphragm pump adopts a valve ball plugging mode to play a one-way control function of air inlet and outlet, and the valve ball is easy to be blocked due to the movement of equipment, so that the equipment cannot be well used. Accordingly, those skilled in the art have provided a pneumatic type diaphragm pump to solve the problems set forth in the background art described above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic type diaphragm pump to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

a pneumatic diaphragm pump comprises a connecting cylinder, wherein one side of the connecting cylinder is provided with a braking end, the other side of the connecting cylinder is provided with a pressurizing end, the front side of the connecting cylinder is provided with a control cabinet, the lower surface of the connecting cylinder is provided with an air cabinet, one side of the pressurizing end is provided with a connecting pipe, the surface of the connecting pipe is provided with a water outlet valve at a position corresponding to the pressurizing end, the surface of the connecting pipe is provided with a water inlet valve at a position below the water outlet valve, the upper end of the connecting pipe is provided with a water outlet pipe, the lower end of the connecting pipe is provided with a water inlet pipe, the water inlet pipe is fixed with the ground through a fixing foot, the braking end is fixed through a fixing rod, a diaphragm is arranged inside the pressurizing end, the inner side of the connecting cylinder is provided with a fixing seat, and the position of the push rod corresponding to the fixed seat is provided with a channel, the lower position of one side of the fixed seat is provided with an air outlet device, and the upper position of the other side of the fixed seat is provided with an air inlet device with the same structure as the air outlet device.

As a further aspect of the present invention: the air outlet device comprises a bottom barrel, a fixing frame is arranged on one side of the inside of the bottom barrel, a spring connected with the fixing frame is arranged inside the bottom barrel, a front barrel is arranged on one side of the bottom barrel, and a rubber plug connected with the spring is arranged inside the front barrel.

As a further aspect of the present invention: the rubber buffer with a front barrel sliding connection, and the external diameter of the diameter ratio end section of thick bamboo of rubber buffer is 0.5cm big, the rubber buffer is a sealing plug, the fixed surface who is connected with the fixing base is connected to the end section of thick bamboo.

As a further aspect of the present invention: the fixing seat is provided with through holes at positions corresponding to the air outlet device and the air inlet device, and a sealing gasket is arranged between the fixing seat and the push rod.

As a further aspect of the present invention: the inside of connecting cylinder is filled with nitrogen gas, and the connecting cylinder is the component of a carbon steel material.

As a further aspect of the present invention: the middle section of the connecting pipe is provided with a partition plate which is arranged between the water outlet valve and the water inlet valve, and the water outlet valve and the water inlet valve are both one-way circulation valves.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses be provided with air inlet and outlet device, can replace the ball valve among the conventional equipment to take a breath, avoid the ball valve to remove the handling in equipment because of rocking and lead to the ball valve to block, thereby influence the use of equipment, need dismantle the equipment ball valve of readjustment, bring inconveniently for the use, through setting up elastic business turn over gas device can with equipment fixed connection, thereby guarantee can not lead to equipment to use because of equipment removes, the film is pressed to the mode through the pneumatic type, can be used for pumping the medium that various conventional pumps can not aspirate, the practicality of diaphragm pump has been increased.

Drawings

FIG. 1 is a schematic view of a pneumatic diaphragm pump;

FIG. 2 is a schematic view showing an internal structure of a pneumatic diaphragm pump;

fig. 3 is a schematic structural diagram of an air outlet device in a pneumatic diaphragm pump.

In the figure: 1. a connecting pipe; 2. a pressurizing end; 3. a gas holder; 4. a control cabinet; 5. a fixing leg; 6. a water inlet pipe; 7. fixing the rod; 8. a brake end; 9. a water outlet pipe; 10. a connecting cylinder; 11. a water outlet valve; 12. a water inlet valve; 13. an air outlet device; 131. a front barrel; 132. a bottom cylinder; 133. a fixed mount; 134. a spring; 135. a rubber plug; 14. a channel; 15. a push rod; 16. an air intake device; 17. a fixed seat; 18. a diaphragm.

Detailed Description

Referring to fig. 1 to 3, in an embodiment of the present invention, a pneumatic diaphragm pump includes a connecting cylinder 10, the inside of the connecting cylinder 10 is filled with nitrogen, and the connecting cylinder 10 is a component made of carbon steel, the connecting cylinder 10 of the component made of carbon steel has wear-resistant performance, and the service life of the device is ensured.

One side of the connecting cylinder 10 is provided with a braking end 8, the other side of the connecting cylinder 10 is provided with a pressurizing end 2, the front side of the connecting cylinder 10 is provided with a control cabinet 4, the lower surface of the connecting cylinder 10 is provided with an air tank 3, one side of the pressurizing end 2 is provided with a connecting pipe 1, a partition plate is arranged at the middle section position of the connecting pipe 1 and is arranged between the water outlet valve 11 and the water inlet valve 12, the water outlet valve 11 and the water inlet valve 12 are both one-way circulation valves, the partition plate can partition the water outlet valve 11 and the water inlet valve 12, and the one-way circulation valves can prevent liquid from.

The position of the surface of the connecting pipe 1 corresponding to the pressurization end 2 is provided with a water outlet valve 11, the position of the surface of the connecting pipe 1 below the water outlet valve 11 is provided with a water inlet valve 12, the upper end of the connecting pipe 1 is provided with a water outlet pipe 9, the lower end of the connecting pipe 1 is provided with a water inlet pipe 6, the water inlet pipe 6 is fixed with the ground through a fixing pin 5, the braking end 8 is fixed through a fixing rod 7, the inside of the pressurization end 2 is provided with a diaphragm 18, the inner side of the connecting cylinder 10 is provided with a fixing seat 17, the fixing seat 17 corresponds to the air outlet device 13, the position of the air inlet device 16 is provided with a through hole, a sealing gasket is arranged between the fixing seat 17 and the push rod 15, and the.

A push rod 15 is slidably arranged in the connecting cylinder 10 through a fixed seat 17, the push rod 15 is slidably connected with the brake end 8, a channel 14 is arranged at a position of the push rod 15 corresponding to the fixed seat 17, an air outlet device 13 is arranged at a position below one side of the fixed seat 17, the air outlet device 13 comprises a bottom cylinder 132, a fixed frame 133 is arranged at one side in the bottom cylinder 132, a spring 134 connected with the fixed frame 133 is arranged in the bottom cylinder 132, a front cylinder 131 is arranged at one side of the bottom cylinder 132, a rubber plug 135 connected with the spring 134 is arranged in the front cylinder 131, when the push rod 15 compresses the air in the connecting cylinder 10, the air can push the rubber plug 135 and the bottom cylinder 132 to generate a gap, so that the compressed air is sent into the front cylinder 131, the diaphragm 18 is further driven to expand and deform, the liquid adsorbed by the pressurizing end 2 is sent out, and the spring 134 and the rubber plug 135 are matched, it can be ensured that the air flow can only be sent from the bottom cylinder 132 to the front cylinder 131, and the reverse air transmission can not be performed.

The rubber stopper 135 is slidably connected with the front barrel 131, the diameter of the rubber stopper 135 is 0.5cm larger than the outer diameter of the bottom barrel 132, the rubber stopper 135 is a sealing plug, the bottom barrel 132 is fixedly connected with the surface of the fixing seat 17, and the size of the rubber stopper 135 is set to ensure that the rubber stopper can normally move in the front barrel 131.

An air inlet device 16 with the same structure as the air outlet device 13 is arranged above the other side of the fixed seat 17, firstly, the braking end drives the push rod 15 to move rightwards in the channel 14 in the fixed seat 17, and further, the air pressure in the pressurizing end 2 and on one side of the diaphragm 18 is changed, so that the diaphragm 18 is deformed, the diaphragm 18 can absorb liquid in the water inlet pipe 6 into the pressurizing end 2 through the water inlet valve 12 in the connecting pipe 1, then, the push rod 15 moves inwards in the fixed seat 17, the absorbed liquid is sent to the water outlet pipe 9 from the water outlet valve 11, and therefore the liquid can be discharged to the water outlet pipe 9 from the water inlet pipe 6.

The utility model discloses a theory of operation is: firstly, the braking end can drive the push rod 15 to move rightwards in the channel 14 in the fixed seat 17, further, the air pressure on one side of the diaphragm 18 in the pressurizing end 2 is changed, so that the diaphragm 18 can deform, the diaphragm 18 can absorb the liquid in the water inlet pipe 6 from the water inlet valve 12 in the connecting pipe 1 into the pressurizing end 2, then the push rod 15 moves inwards in the fixed seat 17, the absorbed liquid is sent into the water outlet pipe 9 from the water outlet valve 11, so that the liquid can be discharged into the water outlet pipe 9 from the water inlet pipe 6, when the push rod 15 compresses the gas in the connecting cylinder 10, the gas can push the rubber plug 135 and the bottom cylinder 132 to generate a gap, so that the compressed gas is sent into the front cylinder 131, further, the diaphragm 18 is driven to expand and deform, the liquid absorbed by the pressurizing end 2 is sent out, and the

rubber plugs

134 and 135 are matched, the air flow can be ensured to be only sent to the front cylinder 131 from the bottom cylinder 132, and the reverse air transmission can not be performed, the outlet valve 11 and the inlet valve 12 are both one-way circulation valves, the partition board can partition the outlet valve 11 and the inlet valve 12, and the one-way circulation valves can prevent the liquid from returning.

Claims

1. A pneumatic diaphragm pump comprises a connecting cylinder (10) and is characterized in that a braking end (8) is arranged on one side of the connecting cylinder (10), a pressurizing end (2) is arranged on the other side of the connecting cylinder (10), a control cabinet (4) is arranged on the front side of the connecting cylinder (10), an air cabinet (3) is arranged on the lower surface of the connecting cylinder (10), a connecting pipe (1) is arranged on one side of the pressurizing end (2), a water outlet valve (11) is arranged at a position, corresponding to the pressurizing end (2), on the surface of the connecting pipe (1), a water inlet valve (12) is arranged at a position, below the water outlet valve (11), on the surface of the connecting pipe (1), a water outlet pipe (9) is arranged at the upper end of the connecting pipe (1), a water inlet pipe (6) is arranged at the lower end of the connecting pipe (1), and the water inlet pipe (6) is fixed, braking end (8) are fixed through dead lever (7), the inside of pressure boost end (2) is provided with diaphragm (18), the inboard of connecting cylinder (10) is provided with fixing base (17), and the inside of connecting cylinder (10) runs through fixing base (17) and slides and be provided with push rod (15), push rod (15) and braking end (8) sliding connection, and push rod (15) correspond the position department of fixing base (17) and be provided with passageway (14), one side below position department of fixing base (17) is provided with air outlet means (13), and opposite side top position department of fixing base (17) is provided with air inlet means (16) unanimous with air outlet means (13) structure.

2. A pneumatic diaphragm pump according to claim 1, wherein the air outlet device (13) comprises a bottom cylinder (132), a fixing frame (133) is arranged on one side of the inside of the bottom cylinder (132), a spring (134) connected with the fixing frame (133) is arranged inside the bottom cylinder (132), a front cylinder (131) is arranged on one side of the bottom cylinder (132), and a rubber plug (135) connected with the spring (134) is arranged inside the front cylinder (131).

3. A pneumatic diaphragm pump according to claim 2, characterized in that the rubber plug (135) is slidably connected with the front barrel (131), the diameter of the rubber plug (135) is 0.5cm larger than the outer diameter of the bottom barrel (132), the rubber plug (135) is a sealing plug, and the bottom barrel (132) is fixedly connected with the surface of the fixing seat (17).

4. The pneumatic diaphragm pump according to claim 1, wherein the fixing seat (17) has through holes at positions corresponding to the air outlet device (13) and the air inlet device (16), and a sealing gasket is disposed between the fixing seat (17) and the push rod (15).

5. A pneumatic diaphragm pump according to claim 1, characterized in that the connecting cylinder (10) is filled with nitrogen gas and the connecting cylinder (10) is a member of carbon steel.

6. A pneumatic diaphragm pump according to claim 1, wherein a partition is provided at the middle position of the connecting pipe (1), the partition is provided between the outlet valve (11) and the inlet valve (12), and the outlet valve (11) and the inlet valve (12) are both a one-way flow valve.