CN201351591Y - Corrosion-resistant diaphragm vacuum pump - Google Patents
Corrosion-resistant diaphragm vacuum pump Download PDFInfo
- Publication number
- CN201351591Y CN201351591Y CNU2009200955638U CN200920095563U CN201351591Y CN 201351591 Y CN201351591 Y CN 201351591Y CN U2009200955638 U CNU2009200955638 U CN U2009200955638U CN 200920095563 U CN200920095563 U CN 200920095563U CN 201351591 Y CN201351591 Y CN 201351591Y
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- China
- Prior art keywords
- air chamber
- pump housing
- pump
- corrosion
- diaphragm vacuum
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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Abstract
The utility model relates to a corrosion-resistant diaphragm vacuum pump consisting of a pump body and a back cover. The upper part of the pump body is provided with an air chamber; the upper end surface of the air chamber is sealed by a pump cover; the lower end surface of the air chamber is provided with a diaphragm; a rocker arm arranged inside the pump body is axially linked with the diaphragm; and the rocker arm is driven by a driving mechanism arranged inside the back cover. The corrosion-resistant diaphragm vacuum pump is innovatively characterized in that the air chamber is an air chamber made from composite material and is coaxially embedded in a mounting chamber arranged at the upper end of the pump body; two lateral walls of the mounting chamber are respectively provided with horizontal air inlet and outlet holes which are matched with an air inlet and an air outlet of the air chamber; and the pump cover seals and is arranged on the upper end surface of the mounting chamber. The corrosion-resistant diaphragm vacuum pump has reasonable and scientific structural design and has good corrosion-resistibility while ensuring the strength of the air chamber, thereby effectively prolonging the service life of the pump; and the corrosion-resistant diaphragm vacuum pump has the advantages of simple and beautiful appearance, easy production, convenient installation and use, low production cost, and the like.
Description
Technical field
The utility model belongs to the diaphragm pump field, particularly a kind of corrosion-resistant diaphragm vacuum pump.
Background technique
Vacuum diaphragm pump is used widely at numerous areas with advantages such as its volume are little, pollution-free.At present, vacuum diaphragm pump mainly is made of the pump housing and bonnet, is provided with driving mechanism in bonnet inside, and pump housing inside is provided with the rocking arm that is driven by driving mechanism, in the pump housing outer upper ends air chamber is installed, and links with the barrier film that the air chamber bottom is installed in the rocking arm upper end.In use there is certain defective in the vacuum diaphragm pump of said structure, is mainly reflected in: for guaranteeing installation strength, air chamber is generally the individual components that adopts metal material manufacturing such as aluminum alloy, and it is installed on pump housing outer upper ends by links such as flanges.Because air chamber often contact with the gas that contains the composition that is corrosive, so there is deficiency such as perishablely, easy wear out, lack working life in it.If air chamber adopts plastic materials to carry out manufacturing,, there are problems such as join strength difference though can improve the corrosion resistance of air chamber.Therefore, research and develop a kind of its air chamber and partly have high corrosion resistance, the vacuum diaphragm pump that satisfies requirement of strength simultaneously then becomes the task of top priority.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of air chamber to adopt the manufacturing of corrosion resistant composite material, and be flush-mounted in made mounting platform inside, pump housing upper end, thus improve the air chamber decay resistance, can effectively guarantee the corrosion-resistant diaphragm vacuum pump of air chamber installation strength simultaneously.
The utility model solves its technical problem and is achieved through the following technical solutions:
A kind of corrosion-resistant diaphragm vacuum pump, constitute by the pump housing and bonnet, air chamber is installed on pump housing top, at air chamber upper-end surface encapsulation pump cover, barrier film is installed in the air chamber lower end surface, rocking arm that pump housing inside is installed and diaphragm axis are to interlock; rocking arm is by the drive mechanism that is installed on bonnet inside; it is characterized in that: air chamber is the composite material air chamber; this air chamber is coaxial to be flush-mounted in made installation room inside, pump housing upper end; be shaped on the level that matches into and out of pore with air chamber respectively in this installation room two side into and out of pore, pump cover is packaged in the installation room upper-end surface.
And pump cover installs by connecting bolt mutually with installation room, and encapsulation is flush-mounted in the air chamber upper-end surface of installation room inside.
And, being shaped on arc sealing gasket supporting frame in the inner symmetry of air chamber, this supporting frame pastes and touch the sealing gasket lower surface of being installed between pump cover and air chamber upper-end surface.
And, be shaped on the baffler that matches with the made air outlet hole of pump housing position at the bonnet upper surface.
And end face all is fixed with the blinds air regulator in the outside of the pump housing and bonnet.
And, in the base plate bottom surface of the pump housing and bonnet the sucker lower margin is installed.
And, the corresponding positioning spigot that is shaped on of the described pump housing with the bonnet interface.
And, the described pump housing is installed by first pump housing and second pump housing symmetry and forms, the structure of first pump housing and second pump housing is: air chamber is the composite material air chamber, the coaxial made installation room inside, pump housing upper end that is flush-mounted in of this air chamber, be shaped on the level that matches into and out of pore with air chamber respectively in this installation room two side into and out of pore, pump cover is packaged in the installation room upper-end surface, and the air outlet hole of first pump housing is connected by screw nipple with the inlet hole of second pump housing.
And equal symmetry is shaped on be connected with air chamber inside standby into and out of pore on the installation room of described first pump housing and second pump housing.
Advantage of the present utility model and beneficial effect are:
1. this corrosion-resistant diaphragm vacuum pump is by making installation room in pump housing upper end, and air chamber integral body is flush-mounted in this installation room, to guarantee the air chamber installation strength, make it not limited by the material of air chamber own, adopt composite material to be processed into the corrosion resistant air chamber thus, can solve the air chamber defective perishable, that easily lack aging, working life of existing vacuum diaphragm pump, effectively improve the air chamber decay resistance, increase the service life, satisfy requirement of strength simultaneously.
2. the pump housing of this corrosion-resistant diaphragm vacuum pump partly adopts the embedded structure of air chamber, makes that device integral body is more succinct in appearance, volume is more small and exquisite, thereby increases portability and aesthetic property, meets the design concept of Modern Industry Products more.
3. the inner symmetry of this corrosion-resistant diaphragm vacuum air chamber of pump is shaped on arc sealing gasket supporting frame, this supporting frame upper-end surface flushes with the air chamber upper-end surface, this arc sealing gasket supporting frame can be supported in the sealing gasket of being installed between air chamber and the pump cover and play a supporting role, prevent that sealing gasket is owing to suction function in the air chamber produces aging, the damage that depressed deformation causes, prolong sealing gasket working life, guarantee air chamber inner sealing effect, also can play certain guide functions simultaneously the air chamber internal gas flow.
4. this corrosion-resistant diaphragm vacuum pump is shaped on the baffler that matches with the made air outlet hole of pump housing position in bonnet upper surface one, and the existing independent baffler of installing has the manufacturing of being easy to, the succinct advantage attractive in appearance of profile.
5. this corrosion-resistant diaphragm vacuum pump all is fixed with the blinds air regulator at the outside of the pump housing and bonnet end face, and existing common air regulator has the high advantage of safety coefficient, can avoid staff and install contacting easily of internal motion parts.
6. this corrosion-resistant diaphragm vacuum pump is equipped with the sucker lower margin in the base plate bottom surface of the pump housing and bonnet, make things convenient for the location between device and the operating platform, anti-locking apparatus in operation process since self or extraneous factor cause move the stability in use of assurance device and Security.
7. the corresponding positioning spigot that is shaped on the bonnet interface of the pump housing of this corrosion-resistant diaphragm vacuum pump, it is more easy, accurate that docking between the pump housing and the bonnet installed.
8. this corrosion-resistant diaphragm vacuum pump pump housing is an axially symmetric structure, can the identical pump housing symmetry connection of structure will be used, and it is standby into and out of pore by on installation room, making, can realize the series connection of vacuum diaphragm pump gas piping or be connected in parallel, thereby increase the Applicable scope of vacuum diaphragm pump, have quick, outstanding advantage such as structural stability is reliable easy to install simultaneously.
9. the utility model scientific structure design is reasonable, is guaranteeing that air chamber intensity has the good corrosion resistance energy simultaneously, thereby can effectively improve the working life of device; And have profile succinctly attractive in appearance, be easy to manufacturing, be convenient to install and use, advantage such as cost of production is low.
Description of drawings
Fig. 1 is the plan view of the utility model reality;
Fig. 2 is the plan view (not containing pump cover, vacuum table) of Fig. 1;
Fig. 3 is the A-A cross-sectional view of Fig. 2;
Fig. 4 is the left view of Fig. 1;
Fig. 5 is the vacuum diaphragm pump structural representation that second pump housing is installed.
Embodiment
The utility model is described in further detail below by specific embodiment, and following examples are descriptive, is not determinate, can not limit protection domain of the present utility model with this.
A kind of corrosion-resistant diaphragm vacuum pump is made of the pump housing 7 and bonnet 2, and air chamber 12 is installed on pump housing top, at air chamber upper-end surface encapsulation pump cover 5, barrier film 17 is installed in the air chamber lower end surface, and rocking arm 16 that pump housing inside is installed and diaphragm axis are to interlock, and rocking arm is driven by the driving mechanism 18 that is installed on bonnet inside.
The innovation part of this vacuum diaphragm pump is: air chamber is composite material air chambers such as engineering plastics, engineering nylon, glass fiber reinforced plastic, has corrosion-resistant, easy processing, low cost and other advantages.Coaxial made installation room 6 inside, pump housing upper end that are flush-mounted in of this air chamber.Be shaped on the level that matches into and out of pore with air chamber respectively in this installation room two side into and out of pore (not label), by tube head 9 vacuum tables 8 be installed at the air inlet position of installation room.Pump cover is packaged in the installation room upper-end surface, and pump cover installs by connecting bolt 4 mutually with installation room.
Be shaped on arc sealing gasket supporting frame 14 in the inner symmetry of air chamber, this supporting frame upper-end surface flushes with the air chamber upper-end surface, and this supporting frame pastes and touch sealing gasket 15 lower surfaces of being installed between pump cover and air chamber upper-end surface.This supporting frame can be played a supporting role to sealing gasket, prevents aging, damage that sealing gasket causes owing to depressed deformation under suction function, prolongs its working life, guarantees the sealing of air chamber.
Be shaped on the baffler 3 that matches with the made air outlet hole of pump housing position at the bonnet upper surface.All be fixed with blinds air regulator 1,10 at the outside of the pump housing and bonnet end face.Base plate bottom surface at the pump housing and bonnet is equipped with sucker lower margin 11.The corresponding positioning spigot 19 that is shaped on the bonnet interface of the pump housing is convenient to the location assembling between the pump housing and the bonnet.
Simultaneously, the utility model middle pump body is an axially symmetric structure, can will use the identical pump housing symmetry connection of structure, and promptly the pump housing is installed by first pump housing 22 and second pump housing, 20 symmetries and forms, and first pump housing and second pump housing all adopt the pump housing of said structure.The air outlet hole of first pump housing is connected by screw nipple 21 with the inlet hole of second pump housing.Equal symmetry is shaped on be connected with air chamber inside standby into and out of pore 13 on the installation room of first pump housing and second pump housing.Can realize the series connection of vacuum diaphragm pump gas piping or be connected in parallel, as shown in Figure 5.
Claims (9)
1. corrosion-resistant diaphragm vacuum pump, constitute by the pump housing and bonnet, air chamber is installed on pump housing top, at air chamber upper-end surface encapsulation pump cover, barrier film is installed in the air chamber lower end surface, rocking arm that pump housing inside is installed and diaphragm axis are to interlock; rocking arm is by the drive mechanism that is installed on bonnet inside; it is characterized in that: air chamber is the composite material air chamber; this air chamber is coaxial to be flush-mounted in made installation room inside, pump housing upper end; be shaped on the level that matches into and out of pore with air chamber respectively in this installation room two side into and out of pore, pump cover is packaged in the installation room upper-end surface.
2. corrosion-resistant diaphragm vacuum pump according to claim 1 is characterized in that: pump cover installs by connecting bolt mutually with installation room, and encapsulation is flush-mounted in the air chamber upper-end surface of installation room inside.
3. corrosion-resistant diaphragm vacuum pump according to claim 1 is characterized in that: be shaped on arc sealing gasket supporting frame in the inner symmetry of air chamber, this supporting frame pastes and touch the sealing gasket lower surface of being installed between pump cover and air chamber upper-end surface.
4. corrosion-resistant diaphragm vacuum pump according to claim 1 is characterized in that: be shaped on the baffler that matches with the made air outlet hole of pump housing position at the bonnet upper surface.
5. corrosion-resistant diaphragm vacuum pump according to claim 1 is characterized in that: end face all is fixed with the blinds air regulator in the outside of the pump housing and bonnet.
6. corrosion-resistant diaphragm vacuum pump according to claim 1 is characterized in that: the base plate bottom surface at the pump housing and bonnet is equipped with the sucker lower margin.
7. corrosion-resistant diaphragm vacuum pump according to claim 1 is characterized in that: the corresponding positioning spigot that is shaped on the bonnet interface of the described pump housing.
8. corrosion-resistant diaphragm vacuum pump according to claim 1, it is characterized in that: the described pump housing is installed by first pump housing and second pump housing symmetry and forms, the structure of first pump housing and second pump housing is: air chamber is the composite material air chamber, the coaxial made installation room inside, pump housing upper end that is flush-mounted in of this air chamber, be shaped on the level that matches into and out of pore with air chamber respectively in this installation room two side into and out of pore, pump cover is packaged in the installation room upper-end surface, and the air outlet hole of first pump housing is connected by screw nipple with the inlet hole of second pump housing.
9. corrosion-resistant diaphragm vacuum pump according to claim 8 is characterized in that: equal symmetry is shaped on be connected with air chamber inside standby into and out of pore on the installation room of described first pump housing and second pump housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200955638U CN201351591Y (en) | 2009-02-16 | 2009-02-16 | Corrosion-resistant diaphragm vacuum pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009200955638U CN201351591Y (en) | 2009-02-16 | 2009-02-16 | Corrosion-resistant diaphragm vacuum pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201351591Y true CN201351591Y (en) | 2009-11-25 |
Family
ID=41374979
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009200955638U Expired - Lifetime CN201351591Y (en) | 2009-02-16 | 2009-02-16 | Corrosion-resistant diaphragm vacuum pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201351591Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003426A (en) * | 2015-06-18 | 2015-10-28 | 南通斯蒙特真空科技有限公司 | Multi-functional diaphragm vacuum pump |
| CN109882385A (en) * | 2019-04-10 | 2019-06-14 | 天津市津腾实验设备有限公司 | A kind of vacuum diaphragm pump pump chamber gas converter |
| CN111373148A (en) * | 2017-11-29 | 2020-07-03 | Ulvac机工株式会社 | Vacuum generating device |
-
2009
- 2009-02-16 CN CNU2009200955638U patent/CN201351591Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105003426A (en) * | 2015-06-18 | 2015-10-28 | 南通斯蒙特真空科技有限公司 | Multi-functional diaphragm vacuum pump |
| CN111373148A (en) * | 2017-11-29 | 2020-07-03 | Ulvac机工株式会社 | Vacuum generating device |
| CN109882385A (en) * | 2019-04-10 | 2019-06-14 | 天津市津腾实验设备有限公司 | A kind of vacuum diaphragm pump pump chamber gas converter |
| CN109882385B (en) * | 2019-04-10 | 2024-04-12 | 天津市津腾实验设备有限公司 | Gas conversion device for pump cavity of diaphragm vacuum pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091125 |