CN209990616U - Water pump sealing structure - Google Patents
Water pump sealing structure Download PDFInfo
- Publication number
- CN209990616U CN209990616U CN201920780355.5U CN201920780355U CN209990616U CN 209990616 U CN209990616 U CN 209990616U CN 201920780355 U CN201920780355 U CN 201920780355U CN 209990616 U CN209990616 U CN 209990616U
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- China
- Prior art keywords
- diaphragm
- bearing frame
- water pump
- pad
- small
- Prior art date
- 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 - Fee Related
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 28
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 26
- 238000005253 cladding Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 abstract description 17
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 239000007788 liquid Substances 0.000 description 7
- 230000001771 impaired effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000004548 suspo-emulsion Substances 0.000 description 1
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- Reciprocating Pumps (AREA)
Abstract
The utility model provides a water pump seal structure, it relates to water pump technical field, concretely relates to water pump seal structure. The diaphragm and the small diaphragm pad are arranged between the piston and the bearing frame, the small diaphragm pad is arranged at the bottom of the diaphragm, and the small diaphragm pad is fixed between the bearing frame and the diaphragm; the upper end surface of the bearing frame is provided with a sealing groove, the diaphragm is clamped in the sealing groove, and the diaphragm is coated at the upper end of the through hole. After the technical scheme is adopted, the utility model discloses beneficial effect does: the novel water pump is simple in structure, safe and stable, the small membrane pad is mounted at the bottom of the membrane, the small membrane pad improves the sealing performance of the water pump, the service life of a product is prolonged, the membrane is prevented from being damaged due to long-time working fatigue, and the reliability is good.
Description
Technical Field
The utility model relates to a water pump technical field, concretely relates to water pump seal structure.
Background
Water pumps are machines that deliver or pressurize a liquid. The energy-saving device transmits mechanical energy or other external energy of a prime motor to liquid to increase the energy of the liquid, and is mainly used for conveying the liquid including water, oil, acid-base liquid, emulsion, suspoemulsion, liquid metal and the like; liquids, gas mixtures, and liquids containing suspended solids may also be transported. The technical parameters of the water pump performance include flow, suction lift, shaft power, water power, efficiency and the like; the pump can be divided into a volume water pump, a vane pump and the like according to different working principles. The displacement pump transfers energy by utilizing the change of the volume of a working chamber; vane pumps transfer energy by the interaction of rotating vanes with water and are available in the types of centrifugal pumps, axial flow pumps, mixed flow pumps, and the like.
Along with the improvement of the living standard, people are more and more high to the selection requirement of household electrical appliances, and common household electrical appliance fluid pump usually includes screw, piston, diaphragm, fixes on the bearing bracket through the centre hole for the activity is waterproof, several kinds of current water pump structures, and the diaphragm is tired impaired easily at work, and working life is shorter, and the reliability is relatively poor, leaks easily, and the leakproofness is relatively poor.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to prior art's defect and not enough, provide a water pump seal structure, its simple structure, safety and stability install little membrane pad in the bottom of diaphragm, and little membrane pad improves the leakproofness of water pump, improves the working life from the product, avoids the long-time work fatigue of diaphragm impaired, good reliability.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the diaphragm and the small diaphragm pad are arranged between the piston and the bearing frame, the small diaphragm pad is arranged at the bottom of the diaphragm, and the small diaphragm pad is fixed between the bearing frame and the diaphragm; the upper end surface of the bearing frame is provided with a sealing groove, the diaphragm is clamped in the sealing groove, and the diaphragm is coated at the upper end of the through hole.
Furthermore, a sealing ring is arranged between the piston and the screw.
Furthermore, the bearing frame is a left bearing frame body and a right bearing frame body.
Furthermore, the small film pad is attached to the upper end face of the bearing frame.
The utility model discloses a theory of operation: the device is connected according to positions, the upper end of the device is connected with a pump shell ejector rod, a sealing groove is formed in the upper end of a bearing frame, a diaphragm is clamped in the sealing groove, the diaphragm is clamped between a piston and the bearing frame, the piston is fixedly connected with the bearing frame through screw tightening, a sealing ring is arranged between the screw and the piston, and the sealing ring is sleeved on the outer side of the screw to increase the sealing performance; the bottom of diaphragm is equipped with little diaphragm pad, and little diaphragm pad presss from both sides between diaphragm and bearing bracket, can be used to domestic electricity, improves the leakproofness of diaphragm, can alleviate the long-time work fatigue of diaphragm impaired moreover.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the novel water pump is simple in structure, safe and stable, the small membrane pad is mounted at the bottom of the membrane, the small membrane pad improves the sealing performance of the water pump, the service life of a product is prolonged, the membrane is prevented from being damaged due to long-time working fatigue, and the reliability is good.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic structural diagram of the middle pump casing ejector rod 14 of the present invention.
Description of reference numerals: the device comprises a bearing frame 1, a small membrane pad 2, a membrane 3, a piston 4, a screw 5, a through hole 6, a sealing groove 7, a sealing ring 8 and a pump shell ejector rod 14.
Detailed Description
Referring to fig. 1 to 2, the technical solution adopted by the present embodiment is: the diaphragm sealing device comprises a bearing frame 1, a small diaphragm pad 2, a diaphragm 3, a piston 4, a screw 5, a through hole 6 and a sealing groove 7, wherein the through hole 6 is formed in the center of the upper end surface of the bearing frame 1, the upper end of the bearing frame 1 is connected with the piston 4 through the screw 5, the screw 5 penetrates through the piston 4 and is fixed on the inner side of the bearing frame 1, the diaphragm 3 and the small diaphragm pad 2 are arranged between the piston 4 and the bearing frame 1, a plurality of bulges are arranged on the surface of the diaphragm 3, the area of the diaphragm 3 is larger than that of the small diaphragm pad 2, the small diaphragm pad 2 is arranged at the bottom of the diaphragm 3, and the small diaphragm pad 2 is fixed between the bearing frame; the upper end surface of bearing frame 1 is equipped with seal groove 7, and diaphragm 3 card is in seal groove 7 to diaphragm 3 cladding is in the upper end of through-hole 6.
And a sealing ring 8 is arranged between the piston 4 and the screw 5.
The bearing frame 1 is a left bearing frame body and a right bearing frame body.
The small membrane pad 2 is attached to the upper end face of the bearing frame 1.
The utility model discloses a theory of operation: the device is connected according to positions, the upper end of the device is connected with a pump shell ejector rod 14, a sealing groove 7 is formed in the upper end of a bearing frame 1, a diaphragm 3 is clamped in the sealing groove 7, the diaphragm 3 is clamped between a piston 4 and the bearing frame 1, the piston 4 is fixedly connected with the bearing frame 1 through a screw 5 in a screwing mode, a sealing ring 8 is arranged between the screw 5 and the piston 4, and the sealing ring 8 is sleeved on the outer side of the screw 5 to increase the sealing performance; the bottom of diaphragm 3 is equipped with little diaphragm pad 2, and little diaphragm pad 2 presss from both sides between diaphragm 3 and bearing bracket 1, can be used to domestic electric, improves diaphragm 3's leakproofness, can alleviate diaphragm 3 long-time work fatigue damage moreover.
After the technical scheme is adopted, the utility model discloses beneficial effect does: the novel water pump is simple in structure, safe and stable, the small membrane pad is mounted at the bottom of the membrane, the small membrane pad improves the sealing performance of the water pump, the service life of a product is prolonged, the membrane is prevented from being damaged due to long-time working fatigue, and the reliability is good.
The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.
Claims (4)
1. A water pump seal structure which is characterized in that: the diaphragm sealing device comprises a bearing frame (1), a small diaphragm pad (2), a diaphragm (3), a piston (4), a screw (5), a through hole (6) and a sealing groove (7), wherein the through hole (6) is formed in the center of the upper end surface of the bearing frame (1), the upper end of the bearing frame (1) is connected with the piston (4) through the screw (5), the screw (5) penetrates through the piston (4) and is fixed on the inner side of the bearing frame (1), the diaphragm (3) and the small diaphragm pad (2) are arranged between the piston (4) and the bearing frame (1), the small diaphragm pad (2) is arranged at the bottom of the diaphragm (3), and the small diaphragm pad (2) is fixed between the bearing frame (1) and the diaphragm (3); the upper end surface of bearing frame (1) is equipped with seal groove (7), and diaphragm (3) card is in seal groove (7) to diaphragm (3) cladding is in the upper end of through-hole (6).
2. A water pump seal structure according to claim 1, characterized in that: and a sealing ring (8) is arranged between the piston (4) and the screw (5).
3. A water pump seal structure according to claim 1, characterized in that: the bearing frame (1) is a left bearing frame body and a right bearing frame body.
4. A water pump seal structure according to claim 1, characterized in that: the small film pad (2) is attached to the upper end face of the bearing frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920780355.5U CN209990616U (en) | 2019-05-28 | 2019-05-28 | Water pump sealing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920780355.5U CN209990616U (en) | 2019-05-28 | 2019-05-28 | Water pump sealing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209990616U true CN209990616U (en) | 2020-01-24 |
Family
ID=69295618
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920780355.5U Expired - Fee Related CN209990616U (en) | 2019-05-28 | 2019-05-28 | Water pump sealing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209990616U (en) |
-
2019
- 2019-05-28 CN CN201920780355.5U patent/CN209990616U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200124 |