CN2061981U - Diaphragm pump - Google Patents
Diaphragm pump Download PDFInfo
- Publication number
- CN2061981U CN2061981U CN 90201801 CN90201801U CN2061981U CN 2061981 U CN2061981 U CN 2061981U CN 90201801 CN90201801 CN 90201801 CN 90201801 U CN90201801 U CN 90201801U CN 2061981 U CN2061981 U CN 2061981U
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- China
- Prior art keywords
- pump
- motor
- pump housing
- diaphragm type
- diaphragm
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Abstract
The utility model discloses a diaphragm pump and is characterized in that a mushroom pump body (8, 28) is used to replace a traditional cylindrical pump body. The pump body is directly arranged on the end surface of the convex edge of an electric motor (13, 23) and the relative constructional elements arranged by the original pump body for supporting the electric motor are canceled. The diaphragm pump has the advantages of small volume, light weight, low energy consumption, convenient using and operation and can be used as an electric extracting device matched pump for the medical field. The diaphragm pump can also be used as an air pressing pump and can be used for the adsorption and hoisting of the semiconductor and wrist watch industries.
Description
The utility model relates to pump, and industries such as particularly a kind of health care, clock and watch are used to pump liquid, gas medium, or the diaphragm type pump that adsorbs, adopts when promoting.
In the prior art,, be used to pump electric suction apparatus or other apparatus of liquid, gas in medical industry or other field, adopt diaphragm type pump mostly, this pump has easy to use, not limited by motor steering, need not refuel sanitation and hygiene, advantage such as the output medium temperature rise is lower.
The Chinese patent communique once disclosed a kind of name and had been called " single-phase pair of diaphragm low noise do not have the oil gas pump " (application number: 86208201; Classification number: diaphragm type pump F04B45/04), though this pump has certain advantage, but it is a columniform pump housing that deficiency is its pump housing, structurally is by pump housing support motor, and its connecting rod and canvas filler rubber diaphragm support are two independent parts, so its structure is comparatively complicated, volume can not be done less gentlyer, and part is many, the cost height, and be mainly used in pumping of air, application is wideless.
Also has a kind of electric suction apparatus that adopts diaphragm type pump; It is the SS5MBT electric suction apparatus that Sichuan Province Mianyang City medical electronic apparatus factory produces, this aspirator is mainly used in pumping liquid, what it adopted also is the cylindrical pump housing, it structurally also is the pattern that adopts pump housing supporting motor, its connecting rod and canvas filler rubber diaphragm support also are two independent parts, its moving element rises on eccentric shaft the bearing that rotates supporting two connecting rods, also have the bearing of an external axle of supporting motor on the pump housing, its valve that advances to arrange medium is to be assembled between the pump housing and the pump cover as a separate part in addition.The entire pump complex structure, too fat to move, volume is also big, and the cost height is not portable.
The purpose of this utility model provides a kind of simple in structure with regard to being at the deficiencies in the prior art, and volume is little, and is in light weight, is easy to carry, and can pump the of many uses of gas, liquid medium, the diaphragm type pump of reliable performance.
The technological scheme that realizes the utility model purpose is: a kind of diaphragm type pump, form by single phase motor, the pump housing, bearing, eccentric shaft, connecting rod, pallet, canvas filler rubber diaphragm, pressing plate, pump cover, suction valve, outlet valve, counterweight, it is characterized in that having profile to be the mushroom pump housing on the motor one or both ends flange end face of described diaphragm type pump, suction valve and outlet valve for the medium turnover are arranged on the pump cover of this pump housing.
In this technological scheme, be the mushroom pump housing with profile and replaced traditional cylindrical pump housing, on the basis of the effective swept volume that guarantees pump chamber, pump chamber is placed the head of this mushroom pump housing, kept the original technical performance of pump chamber; Allowing the flange end face of motor directly be the mushroom pump housing with profile links to each other, that is to say that allowing motor directly support the entire pump structural reform has become in the prior art natural mode by pump housing support motor, having saved the prior art middle pump body is the respective members that support motor is provided with, whole diaphragm type pump structure is greatly simplified, simultaneously because motor is positioned at mushroom pump housing root, it for the whole pump housing position of " being recessed into ", the pump housing and motor can lean on to such an extent that hold together very much, and the volume of whole diaphragm type pump is dwindled.
In this technological scheme, can select single pump or double pump formula, three pump formulas, four pump formula structures as required, corresponding its mushroom pump housing be single, with respect to axisymmetric two, three in motor or four pump housings that the mushroom pump housing is formed, can also place these pump housings respectively the one or both ends of motor, further enlarge the utility model application area.
In this technological scheme, directly suction valve and outlet valve for the medium turnover are placed on the pump cover, saved them as a structural member that separate part is required.
The working principle of diaphragm type pump in this technological scheme: single phase motor connects the 220V power initiation, the rotation of drive eccentric shaft, reciprocating by the pallet and the barrier film between the pressing plate (canvas filler rubber diaphragm) that are installed on the connecting rod, pump (cylinder) chamber is finished once advance to arrange medium when eccentric shaft rotates a circle, pump (cylinder) chamber advance to arrange medium by being contained in suction valve on the pump cover and outlet valve control and exporting by outlet pipe by them.
In order to reduce noise source and simplified structure, connecting rod and pallet are the parts that is cast as one.Rotary inertia for balance eccentric force distance and increase eccentric shaft is equipped with counterweight before eccentric shaft.
Facts have proved that the diaphragm type pump that adopts this technological scheme to make has simple in structure, be easy to processing, volume is little, is easy to carry, and compares with similar technology that it is in light weight, and energy saving can be pumped liquid, gas, has reached the purpose of this utility model.
The utility model can further specify in conjunction with the accompanying drawings, and description of drawings is as follows:
Fig. 1 is the utility model diaphragm type pump structural representation, also is the specification digest accompanying drawing.For convenience of explanation, adopted broken section.
Fig. 2 is the another kind of structural representation of the utility model diaphragm type pump.
Fig. 1 is described as follows:
What enumerate among the figure is a kind of two-cylinder type diaphragm type pump that is symmetrical in motor shaft.(8) be the mushroom pump housing that two tail ends link to each other.(12) be the shape plate, this plate and the mushroom pump housing are the integral body that is cast as one, and they have replaced the cylindrical pump housing of the prior art.(13) be motor, it supports the whole pump housing by shape plate (12).(17) be eccentric shaft, it is enclosed within on motor (13) axle, and is fixing by screw (6).(4) be connecting rod, (3) are pallet, and for improving manufacturability, they also cast as a whole, and its quantity is 2.(11,18) are 2 connecting rod bearing, and they are positioned at motor (13) main shaft homonymy.(14) be the canvas filler rubber diaphragm, (15) are pressing plate, and (1) is pump cover, and their quantity is 2 in the present embodiment.Suction valve (16) and gas outlet valve (2) for the medium turnover are arranged on the pump cover (1).(9) be suction port, (10) are the air outlet,
(7) be counterweight, (5) are screw.
Single phase motor among the figure (13) connects the 220V power supply, start back band eccentric shaft (17) rotation, drive connecting rod (4) and the pallet (3) that is cast as one by the two bearings (11) that is positioned at motor (13) axle homonymy, because canvas filler rubber diaphragm (14) is by firm being pressed on the pallet (3) of pressing plate (15), to-and-fro motion along with connecting rod (4), the intake and exhaust of two pump chambers hocket, the row that advances of each pump chamber is controlled by suction valve (16) and gas outlet valve (2), when the canvas filler rubber diaphragm moves downward, pump chamber volume increases, pressure reduces, the medium that enters from suction port is washed suction valve (16) open and is entered pump chamber, and when canvas filler rubber diaphragm (15) was up, pump chamber volume reduced, pressure strengthens, and compressed medium is just closed suction valve (16) and pushed outlet valve (2) open and enter the air outlet.
The diaphragm type pump that present embodiment provided can adopt the production of universal machine process equipment by schematic structure.
Be the diaphragm type pump performance comparison sheet of the SS5BT electric suction apparatus employing of present embodiment and identical performance below.
| Model | Speed of exhaust 1/min | Ultimate pressure Pa | Mating power (KW) | Pump and motor heavy (kg) | Boundary dimension length * wide * high (mm) | Cost |
| The utility model | 36 | 0.08×10 5 | 0.090 | 6 | 240×200× 140 | 340 |
| SS 5MBJ | 36 | 0.008×10 5 | 0.180 | 13 | 356×268 ×356 | 550 |
The diaphragm type pump that this practicality example is provided can also with respect to the axisymmetric two-pump style of motor, three pump formulas, four pump formula structures, and then form series according to making single pump type according to need.But, just do not set forth one by one here because its structural similarity only is that the quantity of pump changes.
Fig. 2 is described as follows:
The expression pump housing lays respectively at the diaphragm type pump of motor both ends of the surface among the figure, because its pump structure and previous embodiments are similar, different is that the motor two ends are respectively a single pump, so its profile schematic representation that only drawn.(21) be pump cover, (210) for being positioned at the suction port on the pump cover (21), (29) are the air outlet.(28) for profile is the mushroom pump housing, its quantity is 2, lays respectively at motor (23) left and right sides both ends of the surface, for improving manufacturability, can respectively the pump housing (28) and motor (23) two end cap be cast as one.(23) be motor, adopt the single phase motor of two ends shaft here.(27) be counterweight.(24) be connecting rod.(211) be bearing.
Embodiment's working procedure is identical with embodiment among Fig. 1 among the figure, and its structure is also similar, is omitted so set forth.
The utility model provides mainly is diaphragm type pump for each specification monophase machine below the adapted 0.75kw, can be used for medical industry and join pump as electric suction apparatus, also can be used as air pressure pump, can also do absorption at clock and watch, semicon industry, its effect is better than like product.
Claims (2)
1, a kind of diaphragm type pump, form by single phase motor, the pump housing, bearing, eccentric shaft, connecting rod, pallet, canvas filler rubber diaphragm, pressing plate, pump cover, suction valve, outlet valve, counterweight, it is characterized in that having profile to be the mushroom pump housing (8,28) on motor (13,23) the one or both ends flange end face of described diaphragm type pump, suction valve (16) and outlet valve (2) for the medium turnover are arranged on the pump cover (1,21).
2, by the described diaphragm type pump of claim 1, it is characterized in that it can be the single pump housing (28) that described profile is the mushroom pump housing (8,28), also can be to be uniform two pump housings (8) in center from motor (13,23) axle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90201801 CN2061981U (en) | 1990-02-21 | 1990-02-21 | Diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 90201801 CN2061981U (en) | 1990-02-21 | 1990-02-21 | Diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2061981U true CN2061981U (en) | 1990-09-12 |
Family
ID=4883339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 90201801 Withdrawn CN2061981U (en) | 1990-02-21 | 1990-02-21 | Diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2061981U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101384459B (en) * | 2006-02-10 | 2010-10-13 | 大陆-特韦斯贸易合伙股份公司及两合公司 | Motor pump assembly |
| CN103912468A (en) * | 2014-04-28 | 2014-07-09 | 李成录 | Tire type slush pump |
| CN107842487A (en) * | 2016-09-18 | 2018-03-27 | 苏州宝时得电动工具有限公司 | Hand-held pressure washer |
-
1990
- 1990-02-21 CN CN 90201801 patent/CN2061981U/en not_active Withdrawn
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101384459B (en) * | 2006-02-10 | 2010-10-13 | 大陆-特韦斯贸易合伙股份公司及两合公司 | Motor pump assembly |
| CN103912468A (en) * | 2014-04-28 | 2014-07-09 | 李成录 | Tire type slush pump |
| CN107842487A (en) * | 2016-09-18 | 2018-03-27 | 苏州宝时得电动工具有限公司 | Hand-held pressure washer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |