CN202326126U - Pneumatic diaphragm pump capable of measuring amount of conveyed liquid - Google Patents
Pneumatic diaphragm pump capable of measuring amount of conveyed liquid Download PDFInfo
- Publication number
- CN202326126U CN202326126U CN2011205111869U CN201120511186U CN202326126U CN 202326126 U CN202326126 U CN 202326126U CN 2011205111869 U CN2011205111869 U CN 2011205111869U CN 201120511186 U CN201120511186 U CN 201120511186U CN 202326126 U CN202326126 U CN 202326126U
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- pump
- chamber
- liquid
- septum
- pneumatic diaphragm
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Abstract
The utility model discloses a pneumatic diaphragm pump capable of measuring the amount of conveyed liquid. The pneumatic diaphragm pump comprises a middle pump body, an intake device, a diaphragm chamber in bilateral symmetry, an air distribution device, an inlet, an outlet, and a non-return valve between an inlet channel and an outlet channel, wherein the diaphragm chamber in bilateral symmetry is composed of a diaphragm and a gap in the middle pump body; an approach switch is arranged in the middle pump body and connected with a counter; and the approach switch comprises an inducing end, wherein the inducing end penetrates through the wall of the middle pump body and then enters in the diaphragm chamber, and a first sealing ring is arranged between the approach switch and the middle pump body. The pneumatic diaphragm pump capable of measuring the amount of the conveyed liquid disclosed by the utility model overcomes the technical defect that a pneumatic diaphragm pump is difficult in obtaining accurate liquid data in the prior art, and provides a pneumatic diaphragm pump capable of easily obtaining accurate liquid data and measuring the amount of the conveyed liquid.
Description
Technical field
The utility model relates to a kind of pump, specifically is about a kind of membrane pump with pneumatic drive of carrying amount of liquid of measuring.
Background technique
Existing membrane pump with pneumatic drive is widely used in industries such as oil, chemical industry, electronics, pottery weaving, electroceramics, is used for the conveying of liquid of various high viscositys, volatile, inflammable, band particle.Diaphragm pump is generally by air inlet system, symmetrical chamber of septum, air distribution device, import and export and import and export interchannel safety check and form.Wherein two chamber of septum are made up of two end faces of the diaphragm and the middle pump housing, and two barrier films are coaxial about the composition chamber of septum links to each other, and on the pump housing, air inlet system also was connected with the middle pump housing simultaneously in the middle of air distribution device was installed in.Because the flow of membrane pump with pneumatic drive is different with compressed-air actuated pressure of input and fluid viscosity, all changing, only depend on both time-consuming of artificial counting at any time; Reliability is not high again; When diaphragm pump is in the high speed operation state, just can't counts at all, thereby be difficult to grasp data on flows comparatively accurately.
The model utility content
The technical problem that the utility model will solve is that above-mentioned membrane pump with pneumatic drive is difficult to grasp liquid data comparatively accurately, and a kind of a kind of membrane pump with pneumatic drive of carrying amount of liquid of measuring that can easily obtain accurate liquid data is provided.
In order to solve the problems of the technologies described above, the utility model provides following technological scheme:
A kind of membrane pump with pneumatic drive of carrying amount of liquid of measuring; Comprise the middle pump housing, air inlet system, symmetrical chamber of septum, air distribution device, import and export and import and export interchannel safety check; Wherein symmetrical chamber of septum is made up of the space between the barrier film and the middle pump housing, is provided with near switch in the middle pump housing, connects a counter near switch; Respond to the termination said comprising near switch; Wherein, the induction termination is passed the line pump body wall and got into chamber of septum, and is said near being provided with first seal ring between switch and line pump body wall.
Membrane pump with pneumatic drive is that pneumatically drives, and air distribution device is arranged on the center portion of pump.In operation, air distribution device is alternately controlled the supercharging of every barrier film.Behind each stroke; Valve will be shifted one's position automatically, make air be able to switch to another chamber of septum, make the both sides chamber of septum form imbibition and force feed stroke alternately; Barrier film moves in parallel path; When medium passed through diaphragm pump, the safety check one open-one close this made each outer chamber of septum alternately fill and discharge, and safety check is made a response to pressure difference.When air distribution device gets into left chamber of septum by pressurized air; The barrier film pressurized is released outward, and forms the force feed stroke, and the medium in force feed portion is stressed chamber of septum outside the left side, the safety check of leaving; Then flowed out by delivery side of pump, the exhaust port position can be top, bottom or side.When left chamber of septum pressurized is released; The barrier film connecting rod drags the right barrier film safety check full of liquid of inwardly withdrawing in inside; After this do action is accomplished, air slide valve will automatically be shifted one's position, and make air switch to another chamber of septum; Oppositely repeat above-mentioned do action, promptly therefore the both sides chamber of septum will present the action of alternating force feed and absorption liquid.
Near switch and every the contact once of tinsel that clamps barrier film; Counter just writes down the once number of times of contact; With the twice of the number of times of actual contact number of times as diaphragm pump work; Measure the liquid quality that the work of diaphragm pump single is discharged again, both multiply each other just can accurately calculate the liquid quality of the actual discharge of unit time inner septum pump.
Further, said counter is connected in the membrane pump with pneumatic drive outside.The outside that counter is connected in membrane pump with pneumatic drive helps reading, and has guaranteed the cleaning of counter.
Implement the membrane pump with pneumatic drive of the measured conveying amount of liquid of the utility model; Has following beneficial effect: only need measure membrane pump with pneumatic drive single work drain quality; Through the work number of times that shows on the counter; Both multiply each other, and multiply by two again, just can draw the quality of the liquid of carrying easily.
Description of drawings
Fig. 1 can measure the structural representation of the membrane pump with pneumatic drive of carrying amount of liquid for the utility model;
Fig. 2 can measure the structural representation near switch that the membrane pump with pneumatic drive of carrying amount of liquid is installed for the utility model.
Embodiment
Below in conjunction with accompanying drawing and embodiment the technological scheme of the utility model is further specified:
Like Fig. 1, shown in Figure 2, the both sides of the middle pump housing 14 are respectively arranged with pump cover 6; The middle pump housing 14 and 6 of pump covers are provided with barrier film 9, and barrier film 9 is formed chamber of septum with the middle pump housing 14, and barrier film 9 is formed the force feed chamber with pump cover 6; Pump cover is provided with outer pipe 15 and inlet tube 1 in two ends about in the of 6, the safety check that 1 installation of pump cover 6 and inlet tube is made up of ball 3 and valve seat 2, the safety check that 15 installations of pump cover 6 and outer pipe are made up of ball 11 and valve seat 10; Left and right sides chamber of septum is by 4 coaxial linking to each other of connecting shaft, and the two sides of barrier film 9 is provided with inner clip plate 8 and outer plate 7, and second seal ring 5 is set between connecting shaft 4 and line pump body wall; On the middle pump housing 14 air distribution device 16 is installed, carries air through tracheae 13,17 to chamber of septum, air gets into chamber of septum; The barrier film pressurized is released outward; And forming the force feed stroke, the medium in force feed portion is stressed force feed portion, the safety check of leaving, and is then flowed out by the pneumatic diaphragm delivery side of pump.The pump housing 14 arrival left and right sides chamber of septum were equipped with seal ring 18 between the pilot valve 12 and the middle pump housing, in addition in the middle of pilot valve 12 passed; Install near switch 19 on the middle pump housing in the corresponding horizontal line scope of inner clip plate, comprise induction termination 21 near switch, induction termination 21 gets into chamber of septum; Near first seal ring 20 is set between switch 19 and line pump body wall, connect a counter 22 near switch 19, counter 22 is arranged on the membrane pump with pneumatic drive outside; On the one hand, make things convenient for reading; On the other hand, can guarantee the cleaning of counter.When inner clip plate 8 near near switch the time, get near switch electric, when inner clip plate 8 away from after near switch 19 certain distances; Near switch 19 dead electricity, at this moment, with the counter that is connected near switch 19 22; Just write down a secondary data; Barrier film repeats imbibition and force feed stroke, inner clip plate 8 repeat near or away near switch 19, counter 22 just can write down the number of times of the approaching switches 19 of inner clip plate 8 reality.With the number of times of these data as the pneumatic diaphragm pump work, measure the liquid quality that the work of diaphragm pump single is discharged again, the twice that both multiply each other is exactly the liquid quality of the actual discharge of unit time inner septum pump.
Above-described only is the preferred implementation of the utility model; Should be understood that; For a person skilled in the art, under the prerequisite that does not break away from the utility model structure, can also make some distortion and improvement; These also should be regarded as the protection domain of the utility model, and these can not influence effect and practical applicability that the utility model is implemented.
Claims (2)
1. can measure the membrane pump with pneumatic drive of carrying amount of liquid for one kind; Comprise the middle pump housing, air inlet system, symmetrical chamber of septum, air distribution device, import and export and import and export interchannel safety check; Wherein symmetrical chamber of septum is made up of the space between the barrier film and the middle pump housing, it is characterized in that: be provided with near switch in the middle pump housing, connect a counter near switch; Respond to the termination said comprising near switch; Wherein, the induction termination is passed the line pump body wall and got into chamber of septum, and is said near being provided with first seal ring between switch and line pump body wall.
2. the membrane pump with pneumatic drive of carrying amount of liquid of measuring according to claim 1, it is characterized in that: said counter is installed on the membrane pump with pneumatic drive outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205111869U CN202326126U (en) | 2011-12-09 | 2011-12-09 | Pneumatic diaphragm pump capable of measuring amount of conveyed liquid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011205111869U CN202326126U (en) | 2011-12-09 | 2011-12-09 | Pneumatic diaphragm pump capable of measuring amount of conveyed liquid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202326126U true CN202326126U (en) | 2012-07-11 |
Family
ID=46438108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011205111869U Expired - Fee Related CN202326126U (en) | 2011-12-09 | 2011-12-09 | Pneumatic diaphragm pump capable of measuring amount of conveyed liquid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202326126U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847644A (en) * | 2015-05-22 | 2015-08-19 | 上海侠飞泵业有限公司 | Automatic wireless networking type remote monitoring system for pneumatic diaphragm pumps |
| CN109458316A (en) * | 2018-09-29 | 2019-03-12 | 陕西科技大学 | A kind of sulfuric acid feed pump |
-
2011
- 2011-12-09 CN CN2011205111869U patent/CN202326126U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104847644A (en) * | 2015-05-22 | 2015-08-19 | 上海侠飞泵业有限公司 | Automatic wireless networking type remote monitoring system for pneumatic diaphragm pumps |
| CN104847644B (en) * | 2015-05-22 | 2017-02-01 | 上海侠飞泵业有限公司 | Automatic wireless networking type remote monitoring system for pneumatic diaphragm pumps |
| CN109458316A (en) * | 2018-09-29 | 2019-03-12 | 陕西科技大学 | A kind of sulfuric acid feed pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120711 Termination date: 20141209 |
|
| EXPY | Termination of patent right or utility model |