CN217206819U

CN217206819U - Novel pneumatic diaphragm pump

Info

Publication number: CN217206819U
Application number: CN202220927016.7U
Authority: CN
Inventors: 卢标
Original assignee: Wenzhou Tongchuang Machinery Technology Co ltd
Current assignee: Wenzhou Tongchuang Machinery Technology Co ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-08-16
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a novel pneumatic diaphragm pump, including base and upper cover, the top fixed mounting of base has the lower cover, the bottom intercommunication of lower cover has the inlet pipe, the left and right sides at lower cover top all is provided with diaphragm chamber two, the equal fixedly connected with ball disk seat in the left and right sides at two tops of diaphragm chamber and bottom. The utility model discloses a lower cover, diaphragm chamber one, diaphragm chamber two, the midbody, the ball disk seat, the connecting rod, the distributing valve, the valve body, slider two, the self-lubricating pressure spring, the chamber of ventilating, slider one, the diaphragm, the cooperation of air valve room and magnet is used, possess difficult wearing and tearing and the good advantage of fixity, current pneumatic diaphragm pump has been solved in the use, its inside slider of ventilating produces wearing and tearing easily in long-time working process, and the condition that drops probably appears, and then can lead to the unable normal discharge of its inside compressed air, and simultaneously, the distributing valve slider is fixed effectually relatively poor, the problem of being overturned by the return air easily.

Description

Novel pneumatic diaphragm pump

Technical Field

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

Background

Pneumatic diaphragm pump is a novel conveying machine, adopts compressed air as the power supply, to various corrosive liquids, takes the liquid of granule, high viscosity, volatile, easily burn, the liquid of hypertoxic, the homoenergetic is taken out the light and is inhaled to the greatest extent, and it has four kinds of materials to pneumatic diaphragm pump: engineering plastics, aluminum alloy, stainless steel, cast iron, pneumatic diaphragm pump adopts nitrile rubber, chloroprene rubber, fluororubber, polytetrafluoroethylene, poly tetra-hexaethylene, etc. respectively according to different liquid media to satisfy different user's needs, settle in various special occasions, be used for pumping the medium that various conventional pumps can not pump, all gained satisfactory effect, because pneumatic diaphragm pump has above characteristics, so pneumatic diaphragm pump is gradually invading the market of other pumps since birth, and possess some wherein, for example: the pneumatic diaphragm pump has an absolutely leading position in paint spraying and ceramic industries, but in other industries, such as environmental protection, wastewater treatment, building, pollution discharge and fine chemical industry, the market share of the pneumatic diaphragm pump is expanding, and the pneumatic diaphragm pump has an irreplaceable position of other pumps, the pneumatic diaphragm pump is a displacement pump which takes compressed air as power and causes volume change due to reciprocating deformation of a diaphragm, and the working principle of the pneumatic diaphragm pump is similar to that of a plunger pump.

The existing pneumatic diaphragm pump is easy to wear in the use process, the internal ventilation sliding block is easy to wear in the long-time working process, the falling condition can occur, the internal compressed air can be discharged normally, and meanwhile, the sliding block of the air distribution valve is poor in fixing effect and easy to overturn due to air return.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel pneumatic diaphragm pump possesses the advantage that difficult wearing and tearing and fixity are good, has solved current pneumatic diaphragm pump in the use, and its inside slider of ventilating produces wearing and tearing easily in long-time working process, and the condition that drops probably appears, and then can lead to the unable normal discharge of its inside compressed air, and simultaneously, the fixed effect of distributing valve slider is relatively poor, is beaten the problem of turning over by the return air easily.

In order to achieve the above object, the utility model provides a following technical scheme: a novel pneumatic diaphragm pump comprises a base and an upper cover, wherein a lower cover is fixedly installed at the top of the base, a feeding pipe is communicated with the bottom of the lower cover, diaphragm chambers II are arranged on the left side and the right side of the top of the lower cover, ball valve seats are fixedly connected with the top of the diaphragm chambers II and the left side and the right side of the bottom of the diaphragm chambers II, the ball valve seats on the lower portion are fixedly connected with the left side and the right side of the top of the lower cover through bolts, the ball valve seats on the upper portion are fixedly connected with the left side and the right side of the bottom of the upper cover through bolts, diaphragm chambers I are fixedly connected with one opposite sides of the two diaphragm chambers I, an intermediate body is fixedly connected between one opposite sides of the two diaphragm chambers I, a discharging pipe is communicated with the middle end of the top of the upper cover, a ball valve is arranged in an inner cavity of the ball valve seats, diaphragms are fixedly connected with an inner cavity of the diaphragm chambers I, a connecting rod transversely penetrates through the inner cavity of the intermediate body, and two ends of the connecting rod are fixedly connected with diaphragms on two sides respectively, and an air distribution valve is arranged at the bottom of the inner cavity of the intermediate body.

Preferably, the air distribution valve comprises a valve body, the valve body is fixedly installed at the bottom of the inner cavity of the middle body, a ventilation cavity is formed in the valve body, a self-lubricating pressure spring is fixedly connected to the top of the inner cavity of the ventilation cavity, a second sliding block is fixedly connected to the bottom of the self-lubricating pressure spring, and the bottom of the second sliding block penetrates through the bottom of the valve body.

Preferably, the top of the inner cavity of the intermediate body is provided with a first sliding block, the bottom of the inner cavity of the first sliding block is transversely connected with the bottom of the inner cavity of the first sliding block in a sliding manner, and magnets are fixedly mounted on the left side and the right side of the top of the inner cavity of the first sliding block.

Preferably, the right side of the bottom of the valve body is provided with a sliding hole, and the surface of the second sliding block is in sliding connection with the inner wall of the sliding hole.

Preferably, the top of the intermediate body is provided with a compressed air outlet, and the bottom of the intermediate body is provided with a compressed air inlet.

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

1. the utility model discloses a lower cover, diaphragm chamber one, diaphragm chamber two, the midbody, the ball disk seat, the connecting rod, the distributing valve, the valve body, slider two, the self-lubricating pressure spring, the chamber of ventilating, slider one, the diaphragm, the cooperation of air valve room and magnet is used, possess difficult wearing and tearing and the good advantage of fixity, current pneumatic diaphragm pump has been solved in the use, its inside slider of ventilating produces wearing and tearing easily in long-time working process, and the condition that drops probably appears, and then can lead to the unable normal discharge of its inside compressed air, and simultaneously, the distributing valve slider is fixed effectually relatively poor, the problem of being overturned by the return air easily.

2. The utility model discloses a use of base, can carry out the stabilizing support to the diaphragm pump, use through the inlet pipe, can conveniently be to the inside feeding of diaphragm pump, use through the discharging pipe, can conveniently discharge the inside material of diaphragm pump, use through magnet, can adsorb slider one, avoid it to take place to drop, and reduced the wearing and tearing on its surface, use through the self-lubricating pressure spring, can press and hold slider two, avoid being overturned by the return air in its working process, the wearing and tearing on its surface have also been reduced, use through the slide opening, can carry on spacingly to the removal of slider two, the in-process of avoiding its removal takes place to rock.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is a right side sectional view of the present invention;

FIG. 3 is a cross-sectional structural view of the present invention;

FIG. 4 is a view showing the structure of the air valve chamber of the present invention;

fig. 5 is a cross-sectional structure view of the gas distribution valve of the present invention.

In the figure: the device comprises a base 1, a feeding pipe 2, a lower cover 3, a diaphragm chamber I4, a diaphragm chamber II 5, a middle body 6, a ball valve seat 7, a discharging pipe 8, an upper cover 9, a ball valve 10, a connecting rod 11, a gas distribution valve 12, a valve body 121, a slider II 122, a self-lubricating pressure spring 123, a vent cavity 124, a slider I13, a diaphragm 14, a gas valve chamber 15 and a magnet 16.

Detailed Description

Referring to fig. 1-5, a novel pneumatic diaphragm pump comprises a base 1 and an upper cover 9, the diaphragm pump can be stably supported by using the base 1, a supporting plate is fixedly welded at the bottom of the base 1, a mounting hole is formed in the top of the supporting plate in a penetrating manner, a lower cover 3 is fixedly mounted at the top of the base 1, a feed pipe 2 is communicated with the bottom of the lower cover 3, the feed pipe 2 is used to conveniently feed materials into the diaphragm pump, diaphragm chambers two 5 are respectively arranged at the left side and the right side of the top of the lower cover 3, ball valve seats 7 are fixedly connected to the left side and the right side of the top of the lower cover 3, the ball valve seats 7 at the upper part are fixedly connected to the left side and the right side of the bottom of the upper cover 9 by bolts, and diaphragm chambers one 4 are fixedly connected to the opposite sides of the two diaphragm chambers two 5, an intermediate body 6 is fixedly connected between opposite sides of two diaphragm chambers I4, the middle end of the top of an upper cover 9 is communicated with a discharge pipe 8, materials in the diaphragm pumps can be conveniently discharged by using the discharge pipe 8, a ball valve 10 is arranged in an inner cavity of a ball valve seat 7, diaphragms 14 are fixedly connected with the inner cavities of the diaphragm chambers I4, a connecting rod 11 transversely penetrates through the inner cavity of the intermediate body 6, the connecting rod 11 can move left and right under the condition of gas pressure to drive the diaphragms 14 on two sides to work synchronously, two ends of the connecting rod 11 are fixedly connected with the diaphragms 14 on two sides respectively, and a gas distribution valve 12 is arranged at the bottom of the inner cavity of the intermediate body 6;

the air distribution valve 12 comprises a valve body 121, the valve body 121 is fixedly arranged at the bottom of an inner cavity of the intermediate body 6, a ventilation cavity 124 is formed in the valve body 121, a self-lubricating pressure spring 123 is fixedly connected to the top of the inner cavity of the ventilation cavity 124, a second sliding block 122 is fixedly connected to the bottom of the self-lubricating pressure spring 123, the bottom of the second sliding block 122 penetrates through the bottom of the valve body 121, and the second sliding block 122 can be pressed and held through the self-lubricating pressure spring 123, so that the second sliding block 122 is prevented from being overturned by return air in the working process, and the surface abrasion of the second sliding block is reduced;

an air valve chamber 15 is formed in the top of an inner cavity of the intermediate body 6, a first sliding block 13 is transversely connected to the bottom of the inner cavity of the air valve chamber 15 in a sliding mode, magnets 16 are fixedly mounted on the left side and the right side of the top of the inner cavity of the air valve chamber 15, the first sliding block 13 can be adsorbed through the magnets 16, falling off of the first sliding block is avoided, and abrasion on the surface of the first sliding block is reduced;

a sliding hole is formed in the right side of the bottom of the valve body 121, the surface of the second sliding block 122 is in sliding connection with the inner wall of the sliding hole, and the second sliding block 122 can be limited in movement through the sliding hole, so that the second sliding block 122 is prevented from shaking in the movement process;

the compressed air export has been seted up at the top of midbody 6, and through setting up the compressed air export, can conveniently discharge the inside compressed air of diaphragm pump, the compressed air entry has been seted up to the bottom of midbody 6, through setting up the compressed air entry, can conveniently let in compressed air in the diaphragm pump.

During the use, feed through inlet pipe 2, inside gaseous entering distributing valve 12 through the compressed air entry, gaseous upwards extrudeing slider two 122 through the slide opening, make self-lubricating pressure spring 123 compress, then gaseous upwards gets into in the air valve chamber 15 through ventilating chamber 124, make inside slider one 13 slide, and adsorb it through magnet 16 at its top, avoid it to drop easily, simultaneously, gaseous extrusion both sides diaphragm 14, make its continuous expansion compression, simultaneously, ball valve 10 automatic start-stop, thereby drive the material between diaphragm chamber one 4 and the diaphragm chamber two 5 and carry, final material is discharged through discharging pipe 8.

In summary, the following steps: this novel pneumatic diaphragm pump, through lower cover 3, diaphragm chamber 4, diaphragm chamber two 5, midbody 6, ball valve seat 7, coupling rod 11, air distribution valve 12, valve body 121, two 122 of slider, self-lubricating pressure spring 123, ventilate the chamber 124, slider 13, diaphragm 14, the cooperation of air valve chamber 15 and magnet 16 is used, current pneumatic diaphragm pump has been solved in the use, its inside slider of ventilating produces wearing and tearing easily in long-time course of work, and the condition that drops probably appears, and then can lead to the unable normal discharge of its inside compressed air, and simultaneously, air distribution valve slider fixes the effect relatively poor, the problem of being overturned by the return air easily.

Claims

1. The utility model provides a novel pneumatic diaphragm pump, includes base (1) and upper cover (9), its characterized in that: the top of the base (1) is fixedly provided with a lower cover (3), the bottom of the lower cover (3) is communicated with a feeding pipe (2), the left side and the right side of the top of the lower cover (3) are respectively provided with a diaphragm chamber II (5), the left side and the right side of the top and the bottom of the diaphragm chamber II (5) are respectively and fixedly connected with a ball valve seat (7), the ball valve seat (7) at the lower part is fixedly connected with the left side and the right side of the top of the lower cover (3) through bolts, the ball valve seat (7) at the upper part is fixedly connected with the left side and the right side of the bottom of the upper cover (9) through bolts, one opposite sides of the two diaphragm chambers II (5) are respectively and fixedly connected with a diaphragm chamber I (4), an intermediate body (6) is fixedly connected between one opposite sides of the two diaphragm chambers I (4), the middle end at the top of the upper cover (9) is communicated with a discharging pipe (8), and the inner cavity of the ball valve seat (7) is provided with a ball valve (10), the diaphragm chamber I (4) is fixedly connected with a diaphragm (14), the inner cavity of the intermediate body (6) is transversely provided with a connecting rod (11) in a penetrating mode, two ends of the connecting rod (11) are fixedly connected with the diaphragms (14) on two sides respectively, and an air distribution valve (12) is arranged at the bottom of the inner cavity of the intermediate body (6).

2. A novel air operated diaphragm pump of claim 1 wherein: the gas distribution valve (12) comprises a valve body (121), the valve body (121) is fixedly installed at the bottom of the inner cavity of the intermediate body (6), a ventilation cavity (124) is formed in the valve body (121), a self-lubricating pressure spring (123) is fixedly connected to the top of the inner cavity of the ventilation cavity (124), a second sliding block (122) is fixedly connected to the bottom of the self-lubricating pressure spring (123), and the bottom of the second sliding block (122) penetrates through the bottom of the valve body (121).

3. A novel air operated diaphragm pump according to claim 1, wherein: an air valve chamber (15) is formed in the top of the inner cavity of the intermediate body (6), a first sliding block (13) is transversely connected to the bottom of the inner cavity of the air valve chamber (15) in a sliding mode, and magnets (16) are fixedly mounted on the left side and the right side of the top of the inner cavity of the air valve chamber (15).

4. A novel air operated diaphragm pump of claim 2 wherein: a sliding hole is formed in the right side of the bottom of the valve body (121), and the surface of the second sliding block (122) is in sliding connection with the inner wall of the sliding hole.

5. A novel air operated diaphragm pump of claim 1 wherein: the top of the intermediate body (6) is provided with a compressed air outlet, and the bottom of the intermediate body (6) is provided with a compressed air inlet.