CN209195654U - Leakproof diaphragm fluid pump - Google Patents
Leakproof diaphragm fluid pump Download PDFInfo
- Publication number
- CN209195654U CN209195654U CN201822086980.8U CN201822086980U CN209195654U CN 209195654 U CN209195654 U CN 209195654U CN 201822086980 U CN201822086980 U CN 201822086980U CN 209195654 U CN209195654 U CN 209195654U
- Authority
- CN
- China
- Prior art keywords
- faucet
- upper cover
- spring
- fluid pump
- diaphragm
- 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 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 33
- 239000010959 steel Substances 0.000 claims abstract description 33
- 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
- 239000007788 liquid Substances 0.000 abstract description 16
- 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
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 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
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 faucet of the upper cover is interior to be equipped with the check-valves being made of steel ball and spring.The check-valves being made of steel ball and spring is arranged in the utility model on the faucet of upper cover, 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 equipped with the check-valves being made of steel ball and spring in the faucet of the upper cover, the faucet of upper cover is interior to be arranged
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 top of the faucet and taper
Draining side channel is equipped between inclined-plane, the check-valves is arranged between the tapered slope of the faucet and faucet top.
Further, the check-valves further includes the T-type positioning plug cock of an inserted link and a top plug, and the top of the faucet is opened
Mouthful place forms the step of one with the top plug cooperation of positioning plug cock, the internal diameter of faucet greater than the spring outer diameter, spring it is interior
Diameter is greater than the inserted link outer diameter of positioning mouth stuffed, and in the tapered slope of faucet, steel ball is held on one end top of spring for the steel ball cooperation,
The positioning mouth stuffed is held on other end top, and the inserted link of the positioning mouth stuffed is inserted into spring.
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 is the faucet setting in upper cover by steel ball and spring
The check-valves of composition makes the diaphragm fluid pump have positive self-sealing function, which is the bullet by check-valves
The buffer brake that the tapered slope compressing faucet of spring compressing steel ball, steel ball and faucet generates is formed, buffer brake and spring
Elastic force it is consistent.When diaphragm fluid pump does not work, hydraulic pressure be less than the buffer brake, steel ball is motionless, water will not from faucet or go out
Mouth of a river outflow, 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 is
It can flow out.Its water inlet end to the water outlet of the utility model diaphragm fluid pump has certain cracking pressure, can prevent certain water
The liquid of pressure voluntarily comes out from water inlet end to water outlet water clock in liquid air pump inoperative, especially suitable for sweeping the small stream for dragging all-in-one machine
The phenomenon that amount drips wet rag purposes, and water liquid passes through liquid pump water dripping in water tank when avoiding not working.
Detailed description of the invention
Fig. 1 is the assembled sectional view of the utility model.
Fig. 2 is the stereoscopic schematic diagram of the utility model upper cover and valve seat and check-valves.
Fig. 3 is the assembled sectional view of Fig. 2.
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 Figure 1 to Figure 3, is a kind of preferred embodiment of leakproof diaphragm fluid pump of the utility model comprising upper cover 1,
Valve seat 2, check-valves 3, 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
Umbrella valve piece is installed in the water inlet 21 of valve seat 2, the opening direction of umbrella shape valve block is consistent with water inlet direction, and upper cover 1 is in water outlet
The check-valves B being made of steel ball 31 and spring 32 is equipped in mouth 12.
One section of access 13 being made of conical horn mouth and circular hole, conical horn mouth are set in the faucet 12 of the upper cover 1
Tapered slope 14 is formed, draining side channel 15 is equipped between the top and tapered slope 14 of the faucet 12, the check-valves 4 is arranged
Between 12 top of tapered slope 14 and faucet of the faucet 12.
In the present embodiment, the check-valves 3 is in addition to further including an inserted link 33 and top 34 structures of plug with steel ball 31 and spring 32
At T-type position plug cock 35, the platforms of one with 34 cooperation of top plug of positioning plug cock 35 are formed at the top end opening of the faucet 12
Rank 121, the internal diameter of faucet 12 are greater than the outer diameter of the spring 32, and the internal diameter of spring 32 is greater than outside the inserted link 33 of positioning mouth stuffed 35
Diameter, the cooperation of steel ball 31 is in the tapered slope 14 of faucet 12, and steel ball 31 is held on one end top of spring 32, and institute is held on other end top
Positioning mouth stuffed 35 is stated, the inserted link 33 of the positioning mouth stuffed 35 is inserted into spring 32.
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 water outlet 22 of valve seat 2 is closed, and umbrella shape valve block is opened, water inlet tap of the liquid from upper cover 1
11 water inlets 21 for flowing through valve seat 2 enter in diaphragm utricule 4, and diaphragm utricule 4 draws water at this time；When the volume of diaphragm utricule 4 becomes smaller
When, umbrella shape valve block closes water inlet 21, and the water outlet 22 of valve seat 2 is opened, and under the action of water pressure, the steel ball 31 of check-valves 3 is pushed away
To spring 32, spring 32 is compressed, makes the 12 communicated drainage side channel 15 of faucet of upper cover 1, the water in diaphragm utricule 4 passes through valve seat
2 water outlet 22 squeezes away, then pumps out from the draining side channel 15 of upper cover 1, and with the rotation of motor 10, reciprocation cycle is above-mentioned dynamic
Make, 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 in upper cover 1,
Make the diaphragm fluid pump that there is positive self-sealing function, which is to oppress steel ball 31, steel ball 31 by spring 32
The buffer brake generated with 12 tapered slope 14 of faucet compressing faucet 12 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 faucet 12
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 15.Can have certain unlatching from its water inlet end to water outlet using the utility model leakproof diaphragm fluid pump
Pressure can prevent the liquid of certain hydraulic pressure from voluntarily coming out from water inlet end to water outlet water clock in liquid air pump inoperative, especially suitable
The small flow of all-in-one machine is dragged to drip wet rag purposes for sweeping, water liquid showing by liquid pump water dripping in water tank when avoiding not working
As.
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 (3)
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 the check-valves being made of steel ball and spring, the faucet of upper cover are equipped in the faucet of the upper cover
One section of access being made of conical horn mouth and circular hole of interior setting, the tapered inclined-plane of the conical horn degree of lip-rounding, the top of the faucet
Between tapered slope be equipped with draining side channel, the check-valves be arranged in the faucet tapered slope and faucet top it
Between.
2. leakproof diaphragm fluid pump as described in claim 1, it is characterised in that: the check-valves further includes an inserted link and a top plug
T-type position plug cock, the step of one with the top plug cooperation of positioning plug cock are formed at the top end opening of the faucet, faucet
Internal diameter is greater than the outer diameter of the spring, and the internal diameter of spring is greater than the inserted link outer diameter of positioning mouth stuffed, and the steel ball cooperation is in faucet
Tapered slope on, steel ball is held on one end of spring top, and the positioning mouth stuffed is held on other end top, and the inserted link of the positioning mouth stuffed is inserted into bullet
In spring.
3. leakproof diaphragm fluid pump as described in claim 1, it is characterised in that: the upper cover and valve seat are equipped with mutually matched
Weld bond and welding slot are assembled by ultrasonic fusing and are fastened.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086980.8U CN209195654U (en) | 2018-12-12 | 2018-12-12 | Leakproof diaphragm fluid pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822086980.8U CN209195654U (en) | 2018-12-12 | 2018-12-12 | Leakproof diaphragm fluid pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209195654U true CN209195654U (en) | 2019-08-02 |
Family
ID=67428801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822086980.8U Expired - Fee Related CN209195654U (en) | 2018-12-12 | 2018-12-12 | Leakproof diaphragm fluid pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209195654U (en) |
-
2018
- 2018-12-12 CN CN201822086980.8U patent/CN209195654U/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: 20190802 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |