CN212406992U - Electric glass lining diaphragm pump - Google Patents

Abstract

The utility model discloses an electronic glass-lined diaphragm pump, including gear motor, gear motor's below rigid coupling has the pump main part, is provided with the eccentric wheel in the pump main part, and the inner structure of pump main part uses the eccentric wheel to be symmetrical structure as the symmetry axis, gear motor can drive the eccentric wheel and rotate, is provided with the pump body in one side of eccentric wheel, and the pump body is glass-lined for the sintering, and has a cavity in the pump body, is provided with the diaphragm in the cavity, and the diaphragm falls into the first minute chamber and the second minute chamber that each other do not communicate with the cavity, and first minute chamber has import and export, and the diaphragm links to each other with the eccentric wheel. The utility model discloses in the implementation process, the glass-lined pump body relies on good smooth finish, can prevent that the thing from chatting the adhesion and storing up, and is corrosion-resistant good, and simple structure, be applicable to various environment, only need when needing to use the power can, usable converter accommodate motor rotational speed can change pump lift and flow of pump.

Description

Electric glass lining diaphragm pump

Technical Field

The utility model belongs to the technical field of start the diaphragm pump, specifically be an electronic glass-lined diaphragm pump.

Background

At present, in petroleum, chemical industry, pharmacy and food industry, one fluid conveying device widely used at home and abroad is a pneumatic diaphragm pump, which has better sealing performance, can easily achieve non-leakage operation, and can be used for conveying corrosive liquids such as acid, alkali and salt and high-viscosity liquids. Because the power of its work is compressed liquid, it changes the volume of working chamber to suck and discharge liquid by means of the back and forth movement of diaphragm driven by compressed liquid.

However, the pneumatic diaphragm pump has the problem of limited use in actual life and production, namely, purified compressed liquid is required to be used as an air source, and the compressed liquid drives the diaphragm to vibrate to convey fluid. If the pressure of the compressed liquid is insufficient or the air supply amount is insufficient, the driving force of the diaphragm is reduced, the fluid cannot be pumped, the compressed liquid has impurities or pollution, the diaphragm body is damaged, and the quality of the pumped liquid is influenced. In some field or remote areas, electricity and gas are often available, and if fluids which cannot be pumped by mechanical pumps are to be transported, the electric glass lining diaphragm pump can be used. The electric glass lining diaphragm pump is an application technology innovation on the basis of a pneumatic diaphragm pump, overcomes the defect of limited application of the pneumatic diaphragm pump, and has incomparable adaptability and universality.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned condition, for overcoming prior art's defect, the utility model provides an electronic glass-lined diaphragm pump, the effectual problem of having solved in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an electronic glass diaphragm pump that wards off, includes gear motor, gear motor's below rigid coupling has the pump main part, is provided with the eccentric wheel in the pump main part, and the inner structure of pump main part uses the eccentric wheel to be symmetrical structure as the symmetry axis, gear motor can drive the eccentric wheel and rotate, is provided with the pump body in one side of eccentric wheel, and has a cavity in the pump body, and is provided with the diaphragm in the cavity, and the diaphragm falls into first minute chamber and the second minute chamber that each other does not communicate with the cavity, and first minute chamber has import and export, and the diaphragm links to each other with the eccentric wheel, when the eccentric wheel rotates, the diaphragm can remove with it in order to change the size in first minute chamber and second minute chamber, and when first minute chamber grow, first minute chamber can be through import suction liquid, and first minute chamber becomes hour, and first minute chamber can be.

Preferably, a first valve ball is arranged at a position of the first sub-chamber, which is close to the inlet, and when the first sub-chamber becomes large, the first valve ball can move upwards to enable liquid in the inlet to enter the first sub-chamber.

Preferably, the first chamber is provided with a second ball valve near the outlet, and when the first chamber becomes smaller, the second ball valve can move upwards to make the liquid in the first chamber enter the outlet.

Preferably, a first valve seat is fixedly connected in the first sub-cavity, a first channel is arranged in the first valve seat, the inlet is communicated with the first sub-cavity through the first channel, and the first valve ball is placed on the first channel to seal the first channel.

Preferably, a second valve seat is fixedly connected in the first sub-cavity, a second channel is formed in the second valve seat, the first sub-cavity is communicated with the outlet through the second channel, and the second valve ball is placed on the second channel to seal the second channel.

Preferably, the eccentric wheel is connected with a connecting rod through a connecting structure, and one side of the connecting rod, which is far away from the eccentric wheel, is connected with the diaphragm.

Preferably, the connecting mechanism comprises a bearing and a connecting rod ring, the bearing is connected with the eccentric wheel, and the connecting rod ring is connected with the diaphragm.

Preferably, the pump body is made of glass lining.

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

1) in the implementation process of the utility model, the pump body is made of glass lining, the glass lining has the characteristic of corrosion resistance, the inner surface of the glass lining is smooth, the structure is simple, the glass lining is suitable for various environments, only a power supply is needed when the glass lining is used, and the pump lift and the flow of the pump can be changed by adjusting the rotating speed of the motor by using the frequency converter;

2) through being provided with diaphragm, first valve ball and second valve ball, can be when this device uses for the leakproofness of this device is better, and the structure of this device is less to environmental condition's requirement, and application scope is more extensive.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

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

fig. 2 is a schematic cross-sectional structure view of a-a in fig. 1.

In the figure: 1. a reduction motor; 2. an eccentric wheel; 3. a link ring; 4. a bearing; 5. a connecting rod; 6. a diaphragm; 7. a pump body; 8. a first valve seat; 9. a first valve ball; 10. an inlet; 11. an outlet; 12. a cavity; 13. a second valve ball; 14. a second valve seat; 15. a first channel; 16. a second channel; 17. a first sub-chamber; 18. a second sub-cavity; 19. a pump seat.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the 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 work belong to the protection scope of the present invention.

Given by fig. 1-2, the utility model discloses an electronic glass lined diaphragm pump, including gear motor 1, gear motor 1's below rigid coupling has the pump main part, is provided with eccentric wheel 2 in the pump main part, and the inner structure of pump main part uses eccentric wheel 2 to be symmetrical structure as the symmetry axis, symmetrical structure's setting for this device can bring more obvious effect when using, increases the efficiency of this device. Gear motor 1 can drive eccentric wheel 2 and rotate, one side at eccentric wheel 2 is provided with the pump body 7, and have a cavity 12 in the pump body 7, and be provided with diaphragm 6 in cavity 12, diaphragm 6 divides into first minute chamber 17 and the second minute chamber 18 that do not communicate each other with cavity 12, first minute chamber 17 has import 10 and export 11, and diaphragm 6 links to each other with eccentric wheel 2, when eccentric wheel 2 rotates, diaphragm 6 can remove thereupon in order to change first minute chamber 17 and the volume size of second minute chamber 18, when first minute chamber 17 grow, first minute chamber 17 can be through import 10 suction liquid, first minute chamber 17 becomes when small, first minute chamber 17 can be through export 11 discharge liquid.

When this device uses, gear motor 1 drives eccentric wheel 2 and rotates, and eccentric wheel 2 is in the pivoted, because its self eccentric structure, thereby make the continuous increase of the surface distance of eccentric wheel 2 apart from the pump body 7 until the biggest then reduce until the minimum again, and eccentric wheel 2 links to each other with diaphragm 6, realized diaphragm 6 reciprocating motion in the pump body 7 promptly, pump body 7 realizes the motion process of imbibition liquid and release liquid promptly, and this motion process is reciprocal continuous, thereby realized the use purpose of this device.

The first sub-chamber 17 is provided with a first valve ball 9 at a position close to the inlet 10, and when the first sub-chamber 17 becomes large, that is, negative pressure occurs in the first sub-chamber 17 at this time, the first valve ball 9 is sucked up, so that external liquid enters the first sub-chamber 17 through the inlet 10.

The first chamber 17 is provided with a second valve ball 13 near the outlet 11, and when the first chamber 17 becomes smaller, the second valve ball 13 can move upwards to make the liquid in the first chamber 17 enter the outlet 11. When a negative pressure occurs in the first chamber 17, the second valve ball 13 is sucked tight, i.e. no external liquid can enter the first chamber 17 through the outlet 11. When the first sub-chamber 17 becomes smaller, the air pressure in the first sub-chamber 17 is higher, the second valve ball 13 is pushed upwards, the first valve ball 9 is pressed by the air pressure, and the liquid in the first sub-chamber 17 passes through the second valve ball 13 and is discharged to the position of the outlet 11.

The rigid coupling has first disk seat 8 in first branch chamber 17, has seted up first passageway 15 in first disk seat 8, import 10 is through first passageway 15 and first branch chamber 17 UNICOM, first valve ball 9 is placed on first passageway 15 and is carried out the shutoff to first passageway 15 to when negative pressure appears in first branch chamber 17, liquid can enter into first branch chamber 17 through first passageway 15 in, when pressure in first branch chamber 17 is great, first valve ball 9 can carry out the shutoff with first passageway 15.

The second valve seat 14 is fixedly connected in the first sub-chamber 17, the second channel 16 is arranged in the second valve seat 14, the first sub-chamber 17 is communicated with the outlet 11 through the second channel 16, the second valve ball 13 is placed on the second channel 16 to block the second channel 16, so that when negative pressure occurs in the first sub-chamber 17, the second valve ball 13 is adsorbed on the second channel 16, namely, the second channel 16 is blocked, when the pressure in the first sub-chamber 17 is large, the pressure in the first sub-chamber 17 can jack the second valve ball 13 upwards, and at the moment, the liquid in the first sub-chamber 17 can pass through the second valve ball 13 and be discharged to the outlet 11.

The eccentric wheel 2 is connected with a connecting rod 5 through a connecting structure, the connecting rod 5 can be pushed and pulled by the eccentric wheel 2 in the rotating process through the use of the connecting structure, the connecting rod 5 is connected with the diaphragm 6 to achieve the effect of changing the volume of the first sub-cavity 17 and the second sub-cavity 18, and the side, far away from the eccentric wheel 2, of the connecting rod 5 is connected with the diaphragm 6.

The connecting mechanism comprises a bearing 4 and a connecting rod ring 3, the bearing 4 is connected with the eccentric wheel 2, and the connecting rod ring 3 is connected with a diaphragm 6.

The pump body is made of glass lining, so that the device has better corrosion resistance and less adhesive substances.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides an electronic glass-lined diaphragm pump, includes gear motor (1), its characterized in that: the pump is characterized in that a pump main body is fixedly connected to the lower portion of the speed reducing motor (1), an eccentric wheel (2) is arranged in the pump main body, the inner structure of the pump main body is of a symmetrical structure by taking the eccentric wheel (2) as a symmetrical shaft, the speed reducing motor (1) can drive the eccentric wheel (2) to rotate, a pump body (7) is arranged on one side of the eccentric wheel (2), a cavity (12) is arranged in the pump body (7), a diaphragm (6) is arranged in the cavity (12), the diaphragm (6) divides the cavity (12) into a first sub-cavity (17) and a second sub-cavity (18) which are communicated with each other, the first sub-cavity (17) is provided with an inlet (10) and an outlet (11), the diaphragm (6) is connected with the eccentric wheel (2), when the eccentric wheel (2) rotates, the diaphragm (6) can move along with the pump main body to change the sizes of the first sub-cavity (17) and the second sub-cavity (, the first subchamber (17) can suck liquid through the inlet (10), and when the first subchamber (17) becomes smaller, the first subchamber (17) can discharge the liquid through the outlet (11).

2. An electric glass-lined diaphragm pump according to claim 1, characterized in that: a first valve ball (9) is arranged at a position, close to the inlet (10), of the first sub-cavity (17), and when the first sub-cavity (17) becomes large, the first valve ball (9) can move upwards to enable liquid in the inlet (10) to enter the first sub-cavity (17).

3. An electric glass-lined diaphragm pump according to claim 2, wherein: and a second valve ball (13) is arranged at a position, close to the outlet (11), of the first sub-cavity (17), and when the first sub-cavity (17) becomes smaller, the second valve ball (13) can move upwards to enable liquid in the first sub-cavity (17) to enter the outlet (11).

4. An electric glass-lined diaphragm pump according to claim 3, wherein: the valve is characterized in that a first valve seat (8) is fixedly connected in the first sub-cavity (17), a first channel (15) is formed in the first valve seat (8), the inlet (10) is communicated with the first sub-cavity (17) through the first channel (15), and the first valve ball (9) is placed on the first channel (15) to seal the first channel (15).

5. An electric glass-lined diaphragm pump according to claim 4, wherein: a second valve seat (14) is fixedly connected in the first sub-cavity (17), a second channel (16) is formed in the second valve seat (14), the first sub-cavity (17) is communicated with the outlet (11) through the second channel (16), and the second valve ball (13) is placed on the second channel (16) to block the second channel (16).

6. An electric glass-lined diaphragm pump according to claim 1, characterized in that: the eccentric wheel (2) is connected with a connecting rod (5) through a connecting structure, and one side, far away from the eccentric wheel (2), of the connecting rod (5) is connected with a diaphragm (6).

7. An electric glass-lined diaphragm pump according to claim 6, wherein: the connecting structure comprises a bearing (4) and a connecting rod ring (3), the bearing (4) is connected with the eccentric wheel (2), and the connecting rod ring (3) is connected with the diaphragm (6).

8. An electric glass-lined diaphragm pump according to claim 1, characterized in that: the pump main body is made of glass lining.

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