CN201851316U - Fastening and connecting structure of diaphragm pump - Google Patents
Fastening and connecting structure of diaphragm pump Download PDFInfo
- Publication number
- CN201851316U CN201851316U CN2010205379670U CN201020537967U CN201851316U CN 201851316 U CN201851316 U CN 201851316U CN 2010205379670 U CN2010205379670 U CN 2010205379670U CN 201020537967 U CN201020537967 U CN 201020537967U CN 201851316 U CN201851316 U CN 201851316U
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- fluid chamber
- diaphragm pump
- front cover
- diaphragm
- motor front
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Abstract
The utility model discloses a fastening and connecting structure of a diaphragm pump, which comprises a fluid chamber, a diaphragm chamber, a diaphragm piece, a fluid chamber bracket and a front end cover of a motor, wherein at least four connecting through holes are correspondingly arranged at the peripheries of the fluid chamber, the fluid chamber bracket and the front end cover of the motor; the diaphragm chamber and the diaphragm piece are assembled in a mounting cavity formed by the fluid chamber and the fluid chamber bracket, and a main diaphragm pump body is formed by the diaphragm chamber, the diaphragm piece and the mounting cavity together; and a whole unit piece is formed by fastening and connecting the main diaphragm pump body with the front cover of the motor by standard bolts with the number corresponding to that of the connecting through holes. The fastening and connecting structure of the diaphragm pump is convenient to disassemble, low in cost and high in safety, and has the characteristics of being good in stability, not easy to deform and cause water seepage or water leakage, and the like.
Description
Technical field
The utility model relates to a kind of direct-drinking purified water device diaphragm pump, the particularly fastening form of the connection of diaphragm pump, specifically a kind of fastening structure of diaphragm pump.
Background technique
At present, the diaphragm pump that uses in the direct-drinking purified water device, service time is long, is prone to bad phenomenon such as seeping water and leak.This phenomenon appears, it mainly is the glass fiber enhanced nylon that mostly is owing to the working of plastics use, and the easily suction distortion in water logging bubble and wet environment of these plastics, so when diaphragm pump is worked, be subjected under the pressure influence of inner outwards support, be prone to and open distortion, thereby cause infiltration or bad phenomenon such as leak.The use aluminum alloy material that has in the existing front cover, its advantage is obvious, and good stability is not yielding, but price is higher.The copper nut that in the plastics front cover, embeds the outer ring annular knurl that has, its processing mode is to put into the copper nut inserts in molding and forming in mould, molding and forming then, its shortcoming is more obvious, the injection moulding work efficiency is low, is prone to sliding cacodontia in pump assembling, particularly more is prone to sliding tooth in the repeated disassembled and assembled process and can not uses, so just must more renew, cause cost to increase.Other has portioned product, directly the screw of front cover is done through hole, uses from the tapping screw and realizes being fastenedly connected, and the such mode also utmost point is unfavorable for repeated disassembled and assembled, and plastics change material may occur and cause screw to fluff behind the product long-play.Of a specified duration also is prone to infiltration or leaks bad.
Summary of the invention
Technical problem to be solved in the utility model is at above-mentioned prior art present situation, and a kind of fastening structure of diaphragm pump is provided, and its convenient disassembly, cost is low, economical and practical and have advantages such as assembly is stable, peripheral good leak tightness.
The utility model solves the problems of the technologies described above the technological scheme that is adopted: a kind of fastening structure of diaphragm pump, include fluid chamber, chamber of septum, diaphragm and fluid chamber's support, and the motor front cover, wherein: the periphery of described fluid chamber, fluid chamber's support and motor front cover correspondence respectively is shaped at least four connecting through holes; Described chamber of septum, diaphragm are fitted in the installation cavity of fluid chamber and fluid chamber's support formation, and constituting the diaphragm pump main body together, described diaphragm pump main body is by being fastenedly connected formation one whole unit spare with the standard bolt and the motor front cover of the corresponding number of described connecting through hole.
For optimizing technique scheme, the concrete measure of taking also comprises:
Above-mentioned standard bolt wears fluid chamber's through hole, fluid chamber's rack ventilating hole and motor front cover through hole successively and passes through the fastening assembling of nut.
The end that above-mentioned motor front cover through hole is positioned at nut is shaped on the counterbore groove, and described nut is provided in the counterbore groove.
Above-mentioned counterbore groove is the hexagonal counterbore, and its internal diameter size is suitable with described nut profile.
The periphery of above-mentioned fluid chamber, fluid chamber's support and motor front cover correspondence respectively is shaped on eight connecting through holes; The number of standard bolt should be eight mutually.
Compared with prior art, the periphery of fluid chamber of the present utility model, fluid chamber's support and motor front cover respectively correspondence be shaped at least four connecting through holes; Chamber of septum, diaphragm are fitted in the installation cavity of fluid chamber and fluid chamber's support formation, and constituting the diaphragm pump main body together, the diaphragm pump main body is by being fastenedly connected formation one whole unit spare with the standard bolt and the motor front cover of the corresponding number of described connecting through hole.Diaphragm pump of the present utility model adopts the bolt of eight standards to be connected with the motor front cover, its two adjacent bolt spans reduce, thereby increased the cohesion between each parts, guaranteed the tightness that diaphragm pump is connected with the motor front cover, adopt common bolt, the nut that meets GB to connect, reduced cost of material, improved the versatility of assembling, the whole assembling of diaphragm pump and motor front cover, can improve the product assembling speed, make and make the assembly technology simplification, thereby improved cost performance of product.Great advantage of the present utility model is a hydraulic pressure strength height, the product tightness is good and convenient disassembly, cost are low.
Description of drawings
Fig. 1 is the utility model embodiment's a structural representation;
Fig. 2 is the plan view of Fig. 1;
Fig. 3 is the solid assembling decomposition texture schematic representation of Fig. 1;
Fig. 4 is the structural representation of motor front cover among Fig. 1;
Fig. 5 is that the B-B of Fig. 4 is to sectional view.
Embodiment
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is to Figure 5 shows that structural representation of the present utility model.
Reference character wherein is: fluid chamber 1, fluid chamber's through hole 11, chamber of septum 2, diaphragm 3, fluid chamber's support 4, fluid chamber's rack ventilating hole 41, motor front cover 5, motor front cover through hole 51, counterbore groove 51a, bolt 6, nut 7.
Extremely shown in Figure 5 as Fig. 1, the fastening structure of a kind of diaphragm pump of the present utility model, include fluid chamber 1, chamber of septum 2, diaphragm 3 and fluid chamber's support 4, and motor front cover 5, wherein: the periphery of described fluid chamber 1, fluid chamber's support 4 and motor front cover 5 correspondence respectively is shaped at least four connecting through holes; Described chamber of septum 2, diaphragm 3 are fitted in the installation cavity of fluid chamber 1 and 4 formation of fluid chamber's support, and constituting the diaphragm pump main body together, described diaphragm pump main body constitutes a whole unit spare by being fastenedly connected with motor front cover 5 with the standard bolt 6 of the corresponding number of described connecting through hole.The utility model adopts with standard bolt 6 assemblings of the corresponding number of described connecting through hole and connects, realize reducing the span of adjacent fastening piece by the number that has increased fastening piece, thereby make product can bear bigger hydraulic pressure, improved the tightness quality of product.The diaphragm pump main body is fitted to a whole unit spare by bolt and motor front cover 5, make the mounting hole of diaphragm pump itself, the attachment hole that links to each other with motor front cover 5 unites two into one, manufacturing process is further simplified, not only reduced manufacture cost, and make assembling simpler, the efficiency of assembling of the product of raising.
Embodiment one: as shown in Figure 1 and Figure 2, among the embodiment, the periphery of fluid chamber 1, fluid chamber's support 4 and motor front cover 5 correspondence respectively is shaped on eight connecting through holes, chamber of septum 2, diaphragm 3 are fitted in fluid chamber's support 4 respectively and cover mutually in the installation cavity of formation with fluid chamber 1, constitute the diaphragm pump main body; The diaphragm pump main body is fastenedly connected by eight standard bolts 6 and motor front cover 5 and constitutes a whole unit spare, and standard bolt 6 wears fluid chamber's through hole 11, fluid chamber's rack ventilating hole 41 and motor front cover through hole 51 successively and passes through nut 7 fastening assemblings.Among the embodiment, standard bolt 6 adopts the common bolt that meets GB, nut to connect, and has reduced cost of material, has improved the versatility of assembling, and it is easily convenient that material is changed.Be fitted with eight standard bolts, make the span between the adjacent fastening piece littler, thereby make product can bear bigger hydraulic pressure, so after solving the use of diaphragm pump between often effectively, cause the phenomenon that seeps water or leak easily.
Embodiment two: as 4, shown in Figure 5, among the embodiment, the end that motor front cover through hole 51 is positioned at nut 7 is shaped on counterbore groove 51a, and described nut 7 is provided among the counterbore groove 51a.Standard bolt 6 passes fluid chamber's through hole 11, fluid chamber's rack ventilating hole 41 and motor front cover through hole 51 successively and is connected with nut 7 spirals, nut 7 is provided among the counterbore groove 51a, make the end face of motor front cover 5 clean and tidy, and help assembling with motor, during nut 7 is installed among the counterbore groove 51a, have the following advantages than traditional being injection-moulded on the motor front cover, at first manufacturing process is simple, eliminated the low problem of injection moulding work efficiency, secondly when the slide nut tooth occurring, only need change nut and get final product, need not whole replacing.
Embodiment three: the fastening structure of a kind of diaphragm pump of the present utility model by eight standard bolt structures, shortens the span of its adjacent bolt, thereby makes product can bear bigger hydraulic pressure.Standard bolt 6 passes fluid chamber's through hole 11, fluid chamber's rack ventilating hole 41 and motor front cover through hole 51 successively and is connected with nut 7 spirals.Chamber of septum 2, diaphragm 3 are fitted in the installation cavity of fluid chamber 1 and 4 formation of fluid chamber's support, fluid chamber 1, chamber of septum 2, diaphragm 3 and fluid chamber's support 4 constitute the diaphragm pump main body, and diaphragm pump is fastenedly connected by eight standard bolts 6 and motor front cover 5 and constitutes a whole unit spare.The end that motor front cover through hole 51 is positioned at nut 7 is shaped on counterbore groove 51a, and counterbore groove 51a is the hexagonal counterbore, and its internal diameter size is suitable with described nut 7 profiles.Standard bolt 6 adopts the common bolt that meets GB, nut to connect, reduced cost of material, improved the versatility of assembling, front cover is made the mode of band counterbore, compare than traditional nut 7 is injection-moulded on the motor front cover, the efficient of the molding and forming that had both improved has guaranteed the cheap of product, reduced the scrappage of product simultaneously, the dismounting of product repeated multiple times can not influence its performance.
The utility model realizes reducing the span of adjacent fastening piece by the number that has increased fastening piece, thereby make product can bear bigger hydraulic pressure, improve the tightness quality of product, by improving the structure of front cover, improve production efficient, reduce the scrappage of product, thereby improve cost performance of product.Diaphragm pump and motor front cover constitute a whole unit spare, make product with compact structure, and are connected with the assembling of motor and are more prone to simple, have improved the efficiency of assembling of product.
The utility model is compared than traditional diaphragm pump linkage structure and is had the following advantages:
1, product structure succinct, be easy to installation and removal.
2, have tangible good stability, not yielding cause the infiltration or leak.
3, adopt the standard bolt assembling, improved the versatility of assembling.
4, low cost of manufacture, economy and durability.
5, be easy to manufacture, be suitable for producing in batches.
Most preferred embodiment of the present utility model is illustrated, and various variations or the remodeling made by those of ordinary skills can not break away from scope of the present utility model.
Claims (5)
1. the fastening structure of a diaphragm pump, include fluid chamber (1), chamber of septum (2), diaphragm (3) and fluid chamber's support (4), and motor front cover (5), it is characterized in that: the periphery of described fluid chamber (1), fluid chamber's support (4) and motor front cover (5) correspondence respectively is shaped at least four connecting through holes; Described chamber of septum (2), diaphragm (3) are fitted in the installation cavity of fluid chamber (1) and fluid chamber's support (4) formation, and constituting the diaphragm pump main body together, described diaphragm pump main body constitutes a whole unit spare by being fastenedly connected with motor front cover (5) with the standard bolt (6) of the corresponding number of described connecting through hole.
2. the fastening structure of a kind of diaphragm pump according to claim 1 is characterized in that: described standard bolt (6) wears fluid chamber's through hole (11), fluid chamber's rack ventilating hole (41) and motor front cover through hole (51) and successively by the fastening assembling of nut (7).
3. the fastening structure of a kind of diaphragm pump according to claim 2, it is characterized in that: the end that described motor front cover through hole (51) is positioned at nut (7) is shaped on counterbore groove (51a), and described nut (7) is provided in the counterbore groove (51a).
4. the fastening structure of a kind of diaphragm pump according to claim 3, it is characterized in that: described counterbore groove (51a) is the hexagonal counterbore, its internal diameter size is suitable with described nut (7) profile.
5. the fastening structure of a kind of diaphragm pump according to claim 4, it is characterized in that: the periphery of described fluid chamber (1), fluid chamber's support (4) and motor front cover (5) correspondence respectively is shaped on eight connecting through holes; The number of standard bolt (6) should be eight mutually.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205379670U CN201851316U (en) | 2010-09-16 | 2010-09-16 | Fastening and connecting structure of diaphragm pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205379670U CN201851316U (en) | 2010-09-16 | 2010-09-16 | Fastening and connecting structure of diaphragm pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201851316U true CN201851316U (en) | 2011-06-01 |
Family
ID=44093711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205379670U Expired - Lifetime CN201851316U (en) | 2010-09-16 | 2010-09-16 | Fastening and connecting structure of diaphragm pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201851316U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178487A (en) * | 2017-06-06 | 2017-09-19 | 厦门百霖净水科技有限公司 | A kind of booster pump |
-
2010
- 2010-09-16 CN CN2010205379670U patent/CN201851316U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107178487A (en) * | 2017-06-06 | 2017-09-19 | 厦门百霖净水科技有限公司 | A kind of booster pump |
| CN107178487B (en) * | 2017-06-06 | 2023-11-14 | 厦门百霖净水科技有限公司 | Booster 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: 20110601 |