CN209195655U - A kind of leakproof diaphragm fluid pump - Google Patents
A kind of leakproof diaphragm fluid pump Download PDFInfo
- Publication number
- CN209195655U CN209195655U CN201822087111.7U CN201822087111U CN209195655U CN 209195655 U CN209195655 U CN 209195655U CN 201822087111 U CN201822087111 U CN 201822087111U CN 209195655 U CN209195655 U CN 209195655U
- Authority
- CN
- China
- Prior art keywords
- valve seat
- valve
- water outlet
- steel ball
- upper cover
- 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
- 239000012530 fluid Substances 0.000 title claims abstract description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 72
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 42
- 239000010959 steel Substances 0.000 claims abstract description 42
- 239000007788 liquid Substances 0.000 claims abstract description 22
- 239000002775 capsule Substances 0.000 claims abstract description 13
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 8
- 238000003466 welding Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 abstract description 3
- 238000010408 sweeping Methods 0.000 description 2
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000000034 method Methods 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
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Reciprocating Pumps (AREA)
Abstract
The utility model discloses a kind of leakproof diaphragm fluid pumps, comprising: upper cover, umbrella shape valve block, valve seat, diaphragm utricule, capsule seat, support frame, eccentric wheel, steel needle, pedestal and motor, the valve seat is equipped with water inlet and water outlet, umbrella valve piece is installed in the water inlet of the valve seat, the opening direction of umbrella shape valve block is consistent with water inlet direction, and valve seat is in being equipped with the check-valves that is made of steel ball and spring in water outlet.The check-valves being made of steel ball and spring is arranged in the utility model on valve seat, so that diaphragm fluid pump is had positive self-sealing function, when diaphragm fluid pump does not work, hydraulic pressure is less than the buffer brake, steel ball is motionless, and water will not be flowed out from faucet or water outlet, avoids drainage；When diaphragm fluid pump work, hydraulic pressure is greater than this buffer brake, and steel ball is just rushed to open, and liquid can just flow out.
Description
Technical field
The utility model relates to a kind of diaphragm fluid pumps, particularly relate to a kind of leakproof diaphragm fluid pump.
Background technique
Diaphragm type liquid pump is circular motion to be provided by motor, then so that the diaphragm in liquid pump is done reciprocating fortune by mechanical device
It is dynamic, to compress, stretch air in pump chamber, under the action of check valve sheet, in apopore or water inlet and ambient atmosphere
Pressure difference is generated between pressure, under the action of pressure difference, hydraulic pressure is entered into water inlet, then be discharged from water outlet.This diaphragm fluid pump is
It is well used in occasions such as small household appliances, medical instruments.Since the water entered in diaphragm fluid pump has certain pressure, this
The liquid with certain hydraulic pressure can voluntarily come out from water inlet end to water outlet water clock in liquid air pump inoperative a bit, and it is existing to generate leak
As.
In view of this, the present inventor develops a kind of leakproof diaphragm fluid pump of avoidable leak thus.
Utility model content
When providing one kind the purpose of the utility model is to overcome the deficiencies in the prior art diaphragm fluid pump being avoided not work
Generate the leakproof diaphragm fluid pump of drainage.
In order to achieve the above objectives, the solution of the utility model is:
A kind of leakproof diaphragm fluid pump comprising: upper cover, umbrella shape valve block, valve seat, diaphragm utricule, capsule seat, support frame, bias
Wheel, steel needle, pedestal and motor, motor are fixedly mounted on the lower section of pedestal, and eccentric wheel, one end connection of steel needle are set on motor
Eccentric wheel, the other end connect support frame, and capsule seat is mounted on the base, and diaphragm utricule cooperates in capsule seat, and valve seat one end connects capsule
Seat, the other end connect upper cover, and umbrella shape valve block is arranged between upper cover and valve seat, and upper lid is equipped with water inlet tap and faucet, described
Valve seat is equipped with water inlet and water outlet, is installed with umbrella valve piece in the water inlet of the valve seat, the opening direction of umbrella shape valve block with
Intaking, direction is consistent, and valve seat is in, equipped with the check-valves being made of steel ball and spring, valve seat is arranged one in water outlet in water outlet
The access that is made of conical horn mouth and circular hole of section, the conical horn degree of lip-rounding tapered inclined-plane are set on the export direction of the access
It is equipped with the barricade of two valve arc-shapeds, is connected between two valve barricades towards slotting respectively to two sides to tapered slope in the circular hole of access
Draining side channel, draining side channel washes the runner after steel ball open as liquid, the internal diameter of two valve barricades be greater than spring and steel ball outside
Diameter.
Further, the steel ball is placed in the water outlet of the valve seat, the water outlet of the valve seat is in steel ball towards upper cover
One end is provided with spring, and steel ball is held on one end top of spring, and the inner wall of upper cover is held on other end top.
Further, one end of the umbrella shape valve block of the valve seat has umbrella cover, other end connection card ball, which matches with card ball
One end of conjunction is provided with circular enclosure wall, and the inner bottom surface of enclosure wall top and upper cover is fitted close, and enclosure wall is by the card of umbrella shape valve block
Ball protects, and prevents liquid entry into the chamber that enclosure wall fences up.
Further, the upper cover and valve seat are equipped with mutually matched weld bond and welding slot, pass through ultrasonic fusing group
It loads solid.
After adopting the above structure, the utility model leakproof diaphragm fluid pump be on the valve seat of diaphragm fluid pump setting by steel ball and
The check-valves that spring is constituted makes the diaphragm fluid pump have positive self-sealing function, which is to pass through check-valves
Spring forces steel ball, steel ball and water outlet or faucet tapered slope compressing water outlet or faucet generate reversed pressure
Power is formed, and buffer brake is consistent with the elastic force of spring.When diaphragm fluid pump does not work, hydraulic pressure is less than the buffer brake, and steel ball is not
Dynamic, water will not be flowed out from faucet or water outlet, avoid drainage；When diaphragm fluid pump work, hydraulic pressure is greater than this reversed pressure
Power, steel ball are just rushed to open, and liquid can just flow out.Its water inlet end to the water outlet of the utility model diaphragm fluid pump has certain open
Pressure is opened, the liquid of certain hydraulic pressure can be prevented voluntarily to come out from water inlet end to water outlet water clock in liquid air pump inoperative, especially
The small flow of all-in-one machine is dragged to drip wet rag purposes suitable for sweeping, water liquid passes through liquid pump water dripping in water tank when avoiding not working
Phenomenon.
Detailed description of the invention
Fig. 1 is the assembled sectional view of the utility model.
Fig. 2 is the stereogram exploded view of the utility model upper cover and valve seat.
Fig. 3 is the cross-sectional view of the utility model valve seat.
Fig. 4 is the partial enlarged view of Fig. 3.
Specific embodiment
In order to which the technical solution of the utility model is explained further, below by specific embodiment come to the utility model into
Row elaborates.
It as shown in Figures 1 to 4, is a kind of preferred embodiment of leakproof diaphragm fluid pump of the utility model comprising upper cover 1,
Valve seat 2, umbrella shape valve block 3A, diaphragm utricule 4, capsule seat 5, support frame 6, eccentric wheel 7, steel needle 8, pedestal 9 and motor 10.
The upper cover 1 is equipped with water inlet tap 11 and faucet 12, and the valve seat 2 is equipped with water inlet 21 and water outlet 22, should
Be installed with umbrella valve piece 3A in the water inlet 21 of valve seat 2, the opening direction of umbrella shape valve block 3A is consistent with water inlet direction, valve seat 2 in
The check-valves 3B being made of steel ball 31 and spring 32 is equipped in water outlet 22.
One section of access 23 being made of conical horn mouth and circular hole, conical horn is arranged in the valve seat 2 in water outlet 22
The tapered inclined-plane 24 of the degree of lip-rounding, is provided with the barricade 25 of two valve arc-shapeds on the export direction of the access 23, two valve barricades 25 it
Between towards slotting respectively to two sides to the draining side channel 26 being connected with tapered slope 24 in the circular hole of access 23, which can
Runner after washing steel ball 31 open as liquid, the internal diameter of two valve barricades 25 are greater than the outer diameter of spring 32 and steel ball 31.Valve seat 2 goes out
The steel ball 31 is placed in the mouth of a river 22, the water outlet 22 of the valve seat 2 is provided with spring 32 in one end of steel ball 31 towards upper cover 1,
Steel ball 31 is held on one end top of spring 32, and the inner bottom surface of upper cover 1 is held on other end top.
One end that the umbrella shape valve block 3A of 2 water inlet 21 of valve seat is arranged in has umbrella cover, other end connection card ball, the valve seat 2
One end of card ball cooperation is provided with circular enclosure wall 27, the top of enclosure wall 27 and the inner bottom surface of upper cover 1 are fitted close, enclosure wall
27 protect the card ball of umbrella shape valve block 3A, prevent liquid entry into the chamber that enclosure wall 27 fences up.
The fit system of the upper cover 1 and valve seat 2 can there are many, in the present embodiment, the upper cover 1 be equipped with protrude out bottom
The weld bond in face, the valve seat 2 are equipped with the welding slot 28 cooperated with the weld bond of upper cover, and can be by ultrasonic fusing by upper cover
1 and valve seat 2 assembling fastening.
Motor 10 is fixedly mounted on the lower section of pedestal 9 by screw 101, and eccentric wheel 7 is set on motor 10, steel needle 8
One end connecting eccentric wheel 7, the other end connect support frame 9, and capsule seat 5 is mounted on pedestal 9, and diaphragm utricule 4 cooperates in capsule seat 5,
2 one end of valve seat connects capsule seat 5, and the other end connects upper cover 1.
The working principle of the utility model leakproof diaphragm fluid pump: the operating band movable eccentric wheel 7 of motor 10 rotates, and passes through steel needle 8
Driving support frame 9 pumps that diaphragm utricule 4 is pushed to carry out similar piston motion, keeps the volume of diaphragm utricule 4 flexible,
When the volume of diaphragm utricule 4 becomes larger, the steel ball 31 of check-valves 3B blocks the water outlet 22 of valve seat 2 under the action of spring 32,
Umbrella shape valve block 3A open, liquid from the water inlet tap 11 of upper cover 1 flow through valve seat 2 water inlet 21 enter diaphragm utricule 4 in, this after
Membrane vesicle body 4 draws water；When the volume of diaphragm utricule 4 becomes smaller, umbrella shape valve block 3A closes water inlet 21, and check-valves 3B is acted in hydraulic pressure
It is lower to push steel ball 31 to spring 32, make spring-compressed, make the 22 communicated drainage side channel 26 of apopore of valve seat 2, in diaphragm utricule 4
Water is squeezed away by draining side channel 26, then is pumped out from the faucet 12 of upper cover 1, with the rotation of motor 10, in reciprocation cycle
Movement is stated, realizes the function of pump.
The utility model leakproof diaphragm fluid pump is that the check-valves 3B being made of steel ball 31 and spring 32 is arranged on valve seat 2,
Make the diaphragm fluid pump that there is positive self-sealing function, which is to oppress steel ball 32, steel ball 31 by spring 32
The buffer brake generated with 32 tapered slope 24 of water outlet compressing water outlet 22 is formed, the elastic force one of buffer brake and spring 32
It causes.When the motor 10 of diaphragm fluid pump does not work, hydraulic pressure is less than the buffer brake, and steel ball 31 is motionless, and water will not be from water outlet 22
Outflow can avoid drainage；When diaphragm fluid pump work, hydraulic pressure is greater than this buffer brake, and steel ball 31 is just rushed to open, and liquid can
It is flowed out from draining side channel 26.Can be had centainly from its water inlet end to water outlet using the diaphragm fluid pump of the utility model leakage preventing mechanism
Cracking pressure, the liquid of certain hydraulic pressure can be prevented voluntarily to come out from water inlet end to water outlet water clock in liquid air pump inoperative,
The small flow of all-in-one machine is dragged to drip wet rag purposes especially suitable for sweeping, water liquid passes through liquid pump water clock in water tank when avoiding not working
The phenomenon that water.
The product form and style of above-described embodiment and schema and non-limiting the utility model, any technical field
The appropriate changes or modifications that those of ordinary skill does it all should be regarded as the patent category for not departing from the utility model.
Claims (4)
1. a kind of leakproof diaphragm fluid pump characterized by comprising upper cover, umbrella shape valve block, valve seat, diaphragm utricule, capsule seat, support
Frame, eccentric wheel, steel needle, pedestal and motor, motor are fixedly mounted on the lower section of pedestal, eccentric wheel are set on motor, steel needle
One end connecting eccentric wheel, the other end connect support frame, and capsule seat is mounted on the base, and diaphragm utricule cooperates the valve seat one in capsule seat
End connection capsule seat, the other end connect upper cover, and umbrella shape valve block is arranged between upper cover and valve seat, and upper lid is equipped with water inlet tap and water outlet
Mouth, the valve seat are equipped with water inlet and water outlet, are installed with umbrella valve piece, the unlatching of umbrella shape valve block in the water inlet of the valve seat
Direction is consistent with water inlet direction, and valve seat is in being equipped with the check-valves being made of steel ball and spring in water outlet, valve seat is in water outlet
One section of access being made of conical horn mouth and circular hole, the tapered inclined-plane of the conical horn degree of lip-rounding, the exporter of the access are set
The barricade of two valve arc-shapeds is set up, towards slotting respectively to two sides to oblique with taper in the circular hole of access between two valve barricades
The connected draining side channel in face, draining side channel wash the runner after steel ball open as liquid, and the internal diameter of two valve barricades is greater than spring and steel
The outer diameter of pearl.
2. a kind of leakproof diaphragm fluid pump as described in claim 1, it is characterised in that: described in being placed in the water outlet of the valve seat
The water outlet of steel ball, the valve seat is provided with spring in one end of steel ball towards upper cover, and steel ball, other end top are held in one end top of spring
Hold the inner wall of upper cover.
3. a kind of leakproof diaphragm fluid pump as described in claim 1, it is characterised in that: one end of the umbrella shape valve block of the valve seat has
There are umbrella cover, other end connection card ball, one end that the valve seat and card ball cooperate is provided with circular enclosure wall, enclosure wall top and upper cover
Inner bottom surface be fitted close, the card ball of umbrella shape valve block protects, prevented liquid entry into the chamber that enclosure wall fences up by enclosure wall.
4. a kind of leakproof diaphragm fluid pump as described in claim 1, it is characterised in that: the upper cover and valve seat are equipped with phase interworking
The weld bond and welding slot of conjunction are assembled by ultrasonic fusing and are fastened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087111.7U CN209195655U (en) | 2018-12-12 | 2018-12-12 | A kind of leakproof diaphragm fluid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822087111.7U CN209195655U (en) | 2018-12-12 | 2018-12-12 | A kind of leakproof diaphragm fluid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209195655U true CN209195655U (en) | 2019-08-02 |
Family
ID=67428797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822087111.7U Expired - Fee Related CN209195655U (en) | 2018-12-12 | 2018-12-12 | A kind of leakproof diaphragm fluid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209195655U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI742946B (en) * | 2020-11-30 | 2021-10-11 | 上藝興業有限公司 | Vacuum pump and soap supply device |
-
2018
- 2018-12-12 CN CN201822087111.7U patent/CN209195655U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI742946B (en) * | 2020-11-30 | 2021-10-11 | 上藝興業有限公司 | Vacuum pump and soap supply device |
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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: 20190802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |