CN218266270U

CN218266270U - Explosion-proof diaphragm pump

Info

Publication number: CN218266270U
Application number: CN202222249003.1U
Authority: CN
Inventors: 蔡伟林
Original assignee: Zhejiang Zhanbo Diaphragm Pump Manufacturing Co ltd
Current assignee: Zhejiang Zhanbo Diaphragm Pump Manufacturing Co ltd
Priority date: 2022-08-25
Filing date: 2022-08-25
Publication date: 2023-01-10
Anticipated expiration: 2032-08-25

Abstract

The utility model belongs to the technical field of diaphragm pumps, in particular to an explosion-proof diaphragm pump, which comprises an installation base and a connecting mechanism arranged above the installation base, wherein the connecting mechanism comprises a disassembling component and a compressing component; the utility model discloses a set up explosion-proof shell, be connected for rotating between the threaded spindle of installation and the screw shell and can carry out certain fixed during operation to the threaded spindle of installation, then explosion-proof shell can be connected through carrying out certain rotation between bearing and threaded spindle and the screw shell and fix, and the explosion-proof shell of installation is symmetrical about the horizontal direction of connecting pipe, prevent that equipment is carrying out the during operation, when inside atmospheric pressure is unstable, cause the explosion of equipment, the explosion-proof shell of installation is installed about the bilateral symmetry of equipment, when effectively preventing that equipment from receiving the harm, carry out certain guard work to ejection of inside part.

Description

Explosion-proof diaphragm pump

Technical Field

The utility model relates to a diaphragm pump technical field specifically is an explosion-proof type diaphragm pump.

Background

The diaphragm pump separates the infused liquid from the plunger and the pump cylinder by a film, thereby protecting the plunger and the pump cylinder, and the part of the left side of the diaphragm, which is contacted with the liquid, is made of corrosion-resistant materials or coated with a layer of corrosion-resistant substances; the right side of the diaphragm is filled with water or oil.

However, when the existing diaphragm pump is used for a long time, a certain damage to the equipment and an injury to workers due to explosion are caused when the equipment is compressed by an air cylinder inside the equipment, and when the equipment is compressed by air pressure inside the equipment, a certain damage to the inner wall of the equipment can be caused, so that the explosion-proof diaphragm pump is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

In order to compensate prior art's not enough, solve the diaphragm pump when carrying out long-time use, lead to equipment to cause certain harm and cause the explosion to cause the injury to the staff when carrying out the inside cylinder of during operation to equipment when compressing, and equipment carries out the atmospheric pressure compression when inside, can cause the problem of certain harm to the inner wall of equipment, the utility model provides an explosion-proof type diaphragm pump.

The utility model provides a technical scheme that its technical problem adopted is: the utility model relates to an explosion-proof diaphragm pump, which comprises an installation base and a connecting mechanism arranged above the installation base, wherein the connecting mechanism comprises a disassembly component and a compression component;

the dismounting assembly comprises a threaded disc, a sheath, a threaded plate, a compression chamber and a piston chamber, the compression chamber is arranged above the mounting base, the threaded plate is fixedly connected to the side wall of the compression chamber, the piston chambers are fixedly connected to two sides of the compression chamber, the threaded disc is fixedly connected to one end of each piston chamber, and the sheath is fixedly connected to the surface of each threaded disc;

the compression assembly comprises an air cylinder, a crankshaft ring, a buffer mechanism, a piston chamber, a piston rod, a diaphragm and a rubber clamping bolt, the top end of the compression chamber is fixedly connected with the air cylinder, the crankshaft ring is arranged on the surface of the air cylinder, the buffer mechanism is arranged inside the compression chamber, the piston rod is connected inside the piston chamber in a sliding mode, the diaphragm is fixedly connected to one end of the piston rod, and the rubber clamping bolt is fixedly connected to the outer side of the diaphragm.

Preferably, the fixed surface of installation base is connected with the connecting pipe, the fixed surface of connecting pipe is connected with the screw thread shell, the inside of screw thread shell is rotated and is connected with the screw thread axle, the one end of screw thread axle is rotated and is connected with the bearing, the explosion-proof shell of one end fixedly connected with of bearing.

Preferably, the piston rod and the cylinder form reciprocating motion through a piston chamber and a compression chamber, the diaphragm and the piston rod are fixedly connected, and a group of rubber clamping bolts are arranged on the surface of the diaphragm.

Preferably, a detachable structure is arranged between the threaded disc and the sheath, threaded plates are symmetrically arranged on two sides of the compression chamber, and the cylinder is tightly attached to the compression chamber through a crankshaft ring.

Preferably, the buffer mechanism comprises a rubber ring, a rubber plate and a spring piece, the lower end of the cylinder is fixedly connected with the rubber ring, the inside of the compression chamber is fixedly connected with the rubber plate, and the spring piece is uniformly and fixedly connected inside the rubber plate.

Preferably, the rubber ring forms a lifting structure through the air cylinders, and the rubber ring forms an elastic structure through the spring piece and the rubber plate.

Preferably, two sets of threaded shells are arranged on the surface of the connecting pipe, and the threaded shaft is rotatably connected with the threaded shells.

Preferably, the explosion-proof shell is rotationally connected with the threaded shell through a bearing and a threaded shaft, and the explosion-proof shell is symmetrical about the horizontal direction of the connecting pipe.

The utility model discloses an useful part lies in:

1. the utility model discloses a set up the explosion-proof shell, connect for rotating between the screw thread axle of installation and the screw thread shell and can carry out certain fixed during operation to the screw thread axle of installation, then the explosion-proof shell can be connected through carrying out certain rotation between bearing and screw thread axle and the screw thread shell and fix, and the explosion-proof shell of installation is symmetrical about the horizontal direction of connecting pipe, prevent that equipment from carrying out the during operation, when inside atmospheric pressure is unstable, cause the explosion of equipment, the explosion-proof shell of installation is installed about the bilateral symmetry of equipment, when effectively preventing equipment from receiving the harm, carry out certain guard work to the ejection of inside part;

2. the utility model discloses a set up buffer gear, when the compression chamber carries out the compression during operation of inside atmospheric pressure, the rubber ring of installation can carry out compression between the cylinder, and the rubber ring can constitute elastic construction through spring leaf and rubber slab and carry out certain buffering guard action when compressing the bottom of equipment, prevents to cause the harm to the equipment inner wall when carrying out the cylinder compression.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the description below are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive labor.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the internal structure of the explosion-proof shell of the present invention;

FIG. 3 is a schematic view of the internal structure of the compression chamber of the present invention;

fig. 4 is a schematic view of the internal structure of the sheath of the present invention.

In the figure: 1. installing a base; 2. a connecting pipe; 3. a threaded shell; 4. a threaded shaft; 5. a bearing; 6. an explosion-proof shell; 7. a cylinder; 8. a threaded disc; 9. a sheath; 10. a thread plate; 11. a compression chamber; 12. a crankshaft ring; 13. a buffer mechanism; 1301. a rubber ring; 1302. a rubber plate; 1303. a spring plate; 14. a piston chamber; 15. a piston rod; 16. a membrane; 17. and (4) a rubber clamping bolt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example one

Referring to fig. 1-4, an explosion-proof diaphragm pump includes a mounting base 1 and a connecting mechanism disposed above the mounting base 1, wherein the connecting mechanism includes a disassembling component and a compressing component;

the dismounting assembly comprises a threaded disc 8, a sheath 9, a threaded plate 10, a compression chamber 11 and a piston chamber 14, the compression chamber 11 is arranged above the mounting base 1, the threaded plate 10 is fixedly connected to the side wall of the compression chamber 11, the piston chambers 14 are fixedly connected to two sides of the compression chamber 11, one end of each piston chamber 14 is fixedly connected with the threaded disc 8, and the sheath 9 is fixedly connected to the surface of the threaded disc 8;

the compression assembly comprises a cylinder 7, a crankshaft ring 12, a buffer mechanism 13, a piston chamber 14, a piston rod 15, a diaphragm 16 and a rubber clamping bolt 17, the top end of the compression chamber 11 is fixedly connected with the cylinder 7, the crankshaft ring 12 is arranged on the surface of the cylinder 7, the buffer mechanism 13 is arranged inside the compression chamber 11, the piston rod 15 is connected inside the piston chamber 14 in a sliding mode, the diaphragm 16 is fixedly connected to one end of the piston rod 15, and the rubber clamping bolt 17 is fixedly connected to the outer side of the diaphragm 16.

Further, the piston rod 15 forms reciprocating motion with the cylinder 7 through the piston chamber 14 and the compression chamber 11, the diaphragm 16 is fixedly connected with the piston rod 15, a set of rubber bolts 17 is arranged on the surface of the diaphragm 16, the installed piston rod 15 can reciprocate between the piston chamber 14 and the compression chamber 11 and the cylinder 7, the compression chamber 11 is compressed through the cylinder 7, the piston rod 15 inside the piston rod 15 is pushed to slide, the diaphragm 16 is fixedly connected with the piston rod 15, the installed diaphragm 16 is pressed to realize flowing inside the connecting pipe 2, a set of rubber bolts 17 is arranged on the surface of the diaphragm 16, friction between the diaphragm 16 and equipment when the diaphragm 16 slides in a pressing mode and leakage of internal gas are prevented, the equipment is protected to a certain degree, and the installed diaphragm 16 is fixedly connected with the inner wall of the threaded disc 8.

Further, be detachable construction between threaded disc 8 and the sheath 9, the bilateral symmetry of compression chamber 11 is provided with thread plate 10, and cylinder 10 closely laminates through bent axle ring 12 and compression chamber 11, can carry out certain dismantlement work between the threaded disc 8 of installation and the sheath 9, is convenient for carry out certain maintenance work to the inside of equipment, then cylinder 10 can closely laminate through bent axle ring 12 and compression chamber 11, improves the leakproofness between the equipment.

Further, the buffer mechanism 13 includes a rubber ring 1301, a rubber plate 1302 and a spring plate 1303, the rubber ring 1301 is fixedly connected to the lower end of the cylinder 7, the rubber plate 1302 is fixedly connected to the inside of the compression chamber 11, and the spring plate 1303 is uniformly and fixedly connected to the inside of the rubber plate 1302.

Further, rubber ring 1301 constitutes elevation structure through between the cylinder 7, and rubber ring 1301 constitutes elastic construction through spring leaf 1303 and rubber slab 1302, and when compression chamber 11 carried out the compression work of inside atmospheric pressure, the rubber ring 1301 of installation can carry out compression work through between the cylinder 7, and rubber ring 1301 can constitute elastic construction through spring leaf 1303 and rubber slab 1302 and carry out certain cushioning protection effect when compressing to the bottom of equipment, prevents to cause the harm to equipment when carrying out cylinder 7 compression.

Example two

Referring to fig. 1 and 4, a first comparative example is shown, as another embodiment of the present invention, a connecting pipe 2 is fixedly connected to a surface of a mounting base 1, a threaded shell 3 is fixedly connected to a surface of the connecting pipe 2, a threaded shaft 4 is rotatably connected to an inside of the threaded shell 3, a bearing 5 is rotatably connected to one end of the threaded shaft 4, and an explosion-proof shell 6 is fixedly connected to one end of the bearing 5.

Further, the surface of connecting pipe 2 sets up two sets of screw shells 3, is connected for rotating between threaded shaft 4 and the screw shell 3, and the surface of the connecting pipe 2 of installation sets up two sets of screw shells 3, and can carry out certain fixed to the threaded shaft 4 of installation for rotating to be connected between the threaded shaft 4 of installation and the screw shell 3.

Further, explosion-proof shell 6 is connected for rotating between through bearing 5 and threaded shaft 4 and threaded shell 3, explosion-proof shell 6 is symmetrical about the horizontal direction of connecting pipe 2, be connected for rotating between the threaded shaft 4 of installation and the threaded shell 3 and can carry out certain fixed work to the threaded shaft 4 of installation, then explosion-proof shell 6 can be connected fixedly through carrying out certain rotation between bearing 5 and threaded shaft 4 and the threaded shell 3, and the explosion-proof shell 6 of installation is symmetrical about the horizontal direction of connecting pipe 2, when preventing equipment from carrying out the during operation, when inside atmospheric pressure is unstable, cause the explosion of equipment, the explosion-proof shell 6 of installation is installed about the bilateral symmetry of equipment, when effectively receiving the harm to equipment for the ejection of internal part carries out certain guard work.

The working principle is that firstly, certain compression work is carried out on the equipment, the installed piston rod 15 can reciprocate between the piston chamber 14 and the compression chamber 11 and the air cylinder 7, the compression work is carried out on the compression chamber 11 through the air cylinder 7, the piston rod 15 inside the piston rod 15 is pushed to slide, the diaphragm 16 is fixedly connected with the piston rod 15, the installed diaphragm 16 is pressed to realize the flow inside the connecting pipe 2, a group of rubber clamping bolts 17 is arranged on the surface of the diaphragm 16, the diaphragm 16 is prevented from rubbing against the equipment and leaking internal air when being pressed and slid, certain protection is carried out on the equipment, then when the compression work is carried out on the compression chamber 11, the installed rubber ring 1301 can carry out compression work between the air cylinders 7, and the rubber ring 1301 can carry out certain buffering protection effect through an elastic structure formed by the spring leaf 1303 and the rubber plate when being compressed to the bottom end of the equipment, and damage to the equipment when the air cylinder 7 is compressed is prevented.

Finally, certain safety protection work is carried out on the equipment, when certain fixing work can be carried out on the installed threaded shaft 4 through the rotary connection between the installed threaded shaft 4 and the threaded shell 3, then the explosion-proof shell 6 can be fixed through the bearing 5 and the certain rotary connection between the threaded shaft 4 and the threaded shell 3, the installed explosion-proof shell 6 is symmetrical about the horizontal direction of the connecting pipe 2, explosion of the equipment is prevented when the equipment works and internal air pressure is unstable, the installed explosion-proof shell 6 is symmetrically installed about two sides of the equipment, when the packaging equipment is effectively damaged, certain protection work is carried out on ejection of internal parts, finally certain dismounting work is carried out on the equipment, certain dismounting work can be carried out between the installed threaded disc 8 and the protective sleeve 9, certain maintenance work can be carried out on the inside of the equipment conveniently, then the air cylinder 10 can be tightly attached to the compression chamber 11 through the crank ring 12, and the sealing performance between the equipment is improved.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the basic principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited to the above embodiments, and the above embodiments and descriptions are only illustrative of the principles of the present invention, and that various changes and modifications may be made without departing from the spirit and scope of the present invention, and all such changes and modifications fall within the scope of the present invention as claimed.

Claims

1. The utility model provides an explosion-proof type diaphragm pump, includes installation base (1) and sets up the coupling mechanism in installation base (1) top, its characterized in that: the connecting mechanism comprises a disassembling component and a compressing component;

the dismounting assembly comprises a threaded disc (8), a protective sleeve (9), a threaded plate (10), a compression chamber (11) and piston chambers (14), the compression chamber (11) is arranged above the mounting base (1), the threaded plate (10) is fixedly connected to the side wall of the compression chamber (11), the piston chambers (14) are fixedly connected to two sides of the compression chamber (11), the threaded disc (8) is fixedly connected to one end of each piston chamber (14), and the protective sleeve (9) is fixedly connected to the surface of the threaded disc (8);

the compression assembly comprises a cylinder (7), a crank ring (12), a buffer mechanism (13), a piston chamber (14), a piston rod (15), a diaphragm (16) and a rubber clamping bolt (17), wherein the top end of the compression chamber (11) is fixedly connected with the cylinder (7), the crank ring (12) is arranged on the surface of the cylinder (7), the buffer mechanism (13) is arranged inside the compression chamber (11), the piston rod (15) is slidably connected inside the piston chamber (14), the diaphragm (16) is fixedly connected to one end of the piston rod (15), and the rubber clamping bolt (17) is fixedly connected to the outer side of the diaphragm (16).

2. An explosion-proof type diaphragm pump according to claim 1, characterized in that: the surface fixed connection of installation base (1) is connected with connecting pipe (2), the surface fixed connection of connecting pipe (2) is connected with screw shell (3), the inside of screw shell (3) is rotated and is connected with screw shaft (4), the one end of screw shaft (4) is rotated and is connected with bearing (5), the explosion-proof shell of one end fixedly connected with (6) of bearing (5).

3. An explosion proof type diaphragm pump according to claim 1, characterized in that: piston rod (15) constitute reciprocating motion through piston chamber (14) and compression chamber (11) and cylinder (7), be fixed connection between diaphragm (16) and the piston rod (15), the surface of diaphragm (16) sets up a set of rubber gim peg (17).

4. An explosion proof type diaphragm pump according to claim 1, characterized in that: the detachable structure is arranged between the threaded disc (8) and the sheath (9), threaded plates (10) are symmetrically arranged on two sides of the compression chamber (11), and the air cylinder (7) is tightly attached to the compression chamber (11) through a crankshaft ring (12).

5. An explosion-proof type diaphragm pump according to claim 1, characterized in that: the buffer mechanism (13) comprises a rubber ring (1301), a rubber plate (1302) and spring pieces (1303), the lower end of the air cylinder (7) is fixedly connected with the rubber ring (1301), the inside of the compression chamber (11) is fixedly connected with the rubber plate (1302), and the spring pieces (1303) are uniformly and fixedly connected inside the rubber plate (1302).

6. An explosion proof type diaphragm pump according to claim 5, wherein: the rubber ring (1301) forms a lifting structure through the air cylinders (7), and the rubber ring (1301) forms an elastic structure through the spring pieces (1303) and the rubber plates (1302).

7. An explosion proof type diaphragm pump according to claim 2, characterized in that: the surface of the connecting pipe (2) is provided with two groups of threaded shells (3), and the threaded shaft (4) is rotationally connected with the threaded shells (3).

8. An explosion proof type diaphragm pump according to claim 2, characterized in that: the explosion-proof shell (6) is rotationally connected with the threaded shell (3) through the bearing (5) and the threaded shaft (4), and the explosion-proof shell (6) is symmetrical about the horizontal direction of the connecting pipe (2).