CN208466239U - A kind of hand-hold washer water gun nozzle - Google Patents
A kind of hand-hold washer water gun nozzle Download PDFInfo
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- CN208466239U CN208466239U CN201820763620.4U CN201820763620U CN208466239U CN 208466239 U CN208466239 U CN 208466239U CN 201820763620 U CN201820763620 U CN 201820763620U CN 208466239 U CN208466239 U CN 208466239U
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- connecting tube
- check valve
- intake tunnel
- hand
- accommodating cavity
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Abstract
The utility model discloses a kind of hand-hold washer water gun nozzles, including shell and it is arranged in the intracorporal pump housing of shell, intake tunnel and exhalant canal, the pump housing includes inlet and outlet, water inlet is connected to intake tunnel, water outlet is connected to exhalant canal, feature is: the accommodating cavity of connection is provided in intake tunnel, the internal diameter of accommodating cavity is greater than the internal diameter of intake tunnel, the antipriming for only closing intake tunnel in an inactive state is provided in accommodating cavity, advantage is: antipriming being arranged in intake tunnel, pump housing water inlet is not influenced in working condition, intake tunnel can be closed in time in an inactive state, air and liquid will not generate adverse current, the pump housing can be allowed when working again, without waiting for lasting water outlet, improve working efficiency.
Description
Technical field
The utility model relates to hand-hold washer technical field more particularly to a kind of hand-hold washer water gun nozzles.
Background technique
Cleaning machine is applied in people's lives more and more widely as a kind of cleaning device, is people's lives band
Great convenience is carried out.Cleaning machine can be used for cleaning automobile, door and window, garden road etc., easy to use, safe and efficient.Hand-held is clear
Washing machine figure is small and exquisite, and mobile and use is more convenient, is typically provided with the pump housing and water stream channel inside to export high pressure water flow outward.
But existing hand-hold washer, the pump housing in water gun nozzle typically directly connect with water inlet pipe and water outlet pipe
It is logical, when cleaning machine break-off, since the pump housing stops working, without self-suction, air can be inverted and enter and generate water adverse current
The phenomenon that, when restarting machine, the waiting time again is needed, to influence working efficiency, increases energy loss.Market
On there is also needing to touch force by interlinked mechanism to open the cleaning machine water gun nozzle that valve moves the water to flow into, but this
The structure operation of sample is inconvenient, and needing to impose always external force can just continue working, and is not suitable for long-time operation, and structure is complicated, makes
Make higher cost.
Summary of the invention
In order to solve above-mentioned the deficiencies in the prior art, the utility model provides that a kind of structure is simple, prevents water inverse
The hand-hold washer water gun nozzle of stream.
Technical solution adopted by the utility model to solve the above technical problems is as follows: a kind of hand-hold washer water gun nozzle,
Including shell and the intracorporal pump housing of the shell, intake tunnel and exhalant canal are set, the pump housing include water inlet and
Water outlet, the water inlet are connected to the intake tunnel, and the water outlet is connected to the exhalant canal, described
Intake tunnel in be provided with the accommodating cavity of connection, the internal diameter of the accommodating cavity is greater than the internal diameter of the intake tunnel, institute
The intake tunnel described in closing in an inactive state is provided in the accommodating cavity stated prevents the sealing of liquid or air inversion from filling
It sets.
In some embodiments, the antipriming includes the elastic component and sealing being arranged in the accommodating cavity
Valve, the roof of the accommodating cavity are formed with the first limiting stand, and the bottom wall of the accommodating cavity is formed with the second limiting stand, described
The top of elastic component abutted with first limiting stand, the upper end of the bottom end of the elastic component and the water check valve connects
It connects, the lower end of the water check valve abuts with second limiting stand and closes the water inlet and leads in an inactive state
Road, in working condition described in the water check valve compression elastic component and make the lower end and described second of the water check valve
Limiting stand separation.
It in some embodiments, further include the first connecting tube and the second connecting tube, the top of first connecting tube
Rabbet with the lower part of second connecting tube, the inner cavity of the inner cavity of first connecting tube and second connecting tube according to
Secondary connection constitutes the intake tunnel, and the second company of the over top of first connecting tube is arranged in the accommodating cavity
It takes in inner cavity, the roof of first connecting tube constitutes second limiting stand.It is made of and is used for two-part pipe as a result,
The intake tunnel for accommodating antipriming, convenient for manufacture processing and assembling, is also convenient for replacement maintenance while realizing function.
In some embodiments, the first connecting tube, accommodating cavity, second connecting tube, described
Elastic component and the coaxial arrangement of the described water check valve.Thus there is preferably effect.
In some embodiments, the elastic component is spring.
In some embodiments, the water check valve by middle part rotary table, be connected to the upper of the rotary table two sides
Top pillar and lower top pillar are constituted, and the upper top pillar protrudes into the spring, the lower top pillar and first connecting tube
Inner cavity it is corresponding, the diameter of the rotary table is greater than the internal diameter of first connecting tube, described in an inactive state
The lower end of rotary table abuts with the roof of first connecting tube and closes the intake tunnel, in working condition described in
The lower end of rotary table is separated with the roof of first connecting tube.The structure of the water check valve has preferably in an inactive state
Sealing effect can form flow channel for liquids in working condition around water check valve, can better realize the utility model effect.
In some embodiments, the water check valve is ball-type water check valve, and the diameter of the ball-type water check valve is greater than
The upper end of the internal diameter of first connecting tube, the ball-type water check valve is connect with the bottom end of the spring, in inoperative
The lower end of ball-type water check valve described in when state abuts with the lumen openings of first connecting tube and closes the water inlet
Channel, in working condition described in the lower end of ball-type water check valve separated with the lumen openings of first connecting tube.Sealing
The planform of valve is not limited only to this, can the opening of intake tunnel be closed or be opened using when ball-type water check valve, realized
The effect of counterflow-preventing.
In some embodiments, it is set between the top of first connecting tube and the lower part of second connecting tube
It is equipped with sealing element.Thereby, it is possible to further enhance the sealing performance between two-part pipe, leak is prevented.
In some embodiments, the sealing element is at least one sealing being set in outside first connecting tube
Circle.There is preferably sealing effect as a result,.
In some embodiments, the pump housing is connect by main shaft with external power supply, by the external impetus
Source rotation driving.The water gun nozzle and cleaning machine base detachable connection of the utility model, the pump housing is by being arranged in external power source
Driving, can flexibly select, it is more convenient to manufacture and operate.
Compared with the prior art, the advantages of the utility model are: by the way that antipriming is arranged in intake tunnel, in work
Pump housing water inlet is not influenced when making state, intake tunnel can be closed in time in an inactive state, air and liquid will not generate
Countercurrently, the pump housing can be allowed when working again, without waiting for lasting water outlet, improves working efficiency；In addition, being interlocked without passing through
Mechanism triggers the state of antipriming, operates more convenient, keeps hand-hold washer water gun nozzle overall structure more compact, reduces
Manufacturing cost.
Detailed description of the invention
Fig. 1 is a kind of structure sectional view of hand-hold washer water gun nozzle of the utility model；
Fig. 2 is the partial enlarged view of part A in Fig. 1.
Wherein: shell 1, the pump housing 2, water inlet 21, water outlet 22, intake tunnel 3, exhalant canal 4, accommodating cavity 5, the first limit
Position platform 51, the second limiting stand 52, antipriming 6, water check valve 61, rotary table 611, upper top pillar 612, lower top pillar 613, spring 62, the
One connecting tube 7, the second connecting tube 8, sealing ring 9, main shaft 10.
Specific embodiment
A kind of hand-hold washer water gun nozzle of the utility model is described in further detail below in conjunction with attached drawing, but is not made
For the restriction to the utility model.
Embodiment one
As shown, a kind of hand-hold washer water gun nozzle, including shell 1 and the pump housing being arranged in shell 12, water inlet
Channel 3 and exhalant canal 4, the pump housing 2 include water inlet 21 and water outlet 22, and water inlet 21 is connected to intake tunnel 3, water outlet 22
It is connected to exhalant canal 4, the accommodating cavity 5 of connection is provided in intake tunnel 3, the internal diameter of accommodating cavity 5 is greater than the interior of intake tunnel 3
Diameter, closing intake tunnel in an inactive state is provided in accommodating cavity 5 prevents the antipriming 6 of water or air inversion.
Antipriming 6 includes the elastic component and water check valve 61 being arranged in accommodating cavity 5, and elastic component is spring in the present embodiment
62.The roof of accommodating cavity 5 is formed with the first limiting stand 51, and the bottom wall of accommodating cavity 5 is formed with the second limiting stand 52, the top of spring 62
End is abutted with the first limiting stand 51, and the bottom end of spring 62 is connect with the upper end of water check valve 61, in an inactive state in spring 62
Elastic force act on the lower end of lower water check valve 61 intake tunnel 3 abutted and closed with the second limiting stand 52, the pump housing 2 in working condition
Starting 61 compressed spring 62 of water check valve and makes under water check valve 61 under the action of hydraulic pressure in the suction of the pump housing 2 and intake tunnel 3
End is separated with the second limiting stand 52, to open intake tunnel 3, water gun nozzle is worked normally.
Embodiment two
As shown, a kind of hand-hold washer water gun nozzle, remaining structure are the same as example 1, difference exists
In: it further include the first connecting tube 7 and the second connecting tube 8 in the present embodiment, the top of the first connecting tube 7 and the second connecting tube 8
The inner cavity of lower part interlocking, the inner cavity of the first connecting tube 7 and the second connecting tube 8, which is sequentially communicated, constitutes intake tunnel 3, and accommodating cavity 5 is set
It sets in 8 inner cavity of the second connecting tube of the over top of the first connecting tube 7, the roof of the first connecting tube 7 constitutes the second limiting stand
52.It is made of as a result, for accommodating the intake tunnel 3 of antipriming 6 two-part pipe, while realizing function, convenient for manufacture
Processing and assembling are also convenient for replacement maintenance.
First connecting tube 7, accommodating cavity 5, the second connecting tube 8, spring 62 and water check valve 61 are coaxially disposed.
In the present embodiment, water check valve 61 by middle part rotary table 611, be connected to 611 two sides of rotary table upper top pillar 612 and under
Top pillar 613 is constituted, and upper top pillar 612 protrudes into spring 62, and lower top pillar 613 is corresponding with the inner cavity of the first connecting tube 7, rotary table 611
Diameter be greater than the first connecting tube 7 internal diameter, the lower end of rotary table 611 and the roof of the first connecting tube 7 support in an inactive state
Intake tunnel is connect and closes, the lower end of rotary table is separated with the roof of the first connecting tube in working condition.Preferably, the first connection
Pipe 7, the second connecting tube 8 and water check valve 61 are all made of elastic material, thus have preferable sealing performance.
In the present embodiment, sealing element is provided between the top of the first connecting tube 7 and the lower part of the second connecting tube 8.Sealing
Part is at least one sealing ring 9 being set in outside the first connecting tube 7.
Embodiment three
In the present embodiment, remaining structure is the same as example 1, the difference is that: water check valve 61 can also be that ball-type stops
Water valve, the diameter of ball-type water check valve are greater than the internal diameter of the first connecting tube 7, and the upper end of ball-type water check valve and the bottom end of spring 62 connect
It connecing, the lower end of ball-type water check valve abuts with the lumen openings of the first connecting tube 7 and closes intake tunnel 3 in an inactive state,
In working condition, the lower end of ball-type water check valve is separated with the lumen openings of the first connecting tube 7, to open intake tunnel 3, water
Pipette tips work normally.In other embodiments, water check valve 61 can also be other any structures that can be realized above-mentioned function and
Shape, and it is without being limited thereto.
A kind of hand-hold washer water gun nozzle of the utility model, with cleaning machine base detachable connection, the pump housing 2 passes through master
Axis 10 is connect with external power supply (not shown), is rotated and is driven by external power supply, which may include that all are able to drive
The structure of pump housing rotary motion, such as: motor can be manually rotated mechanism etc., and be not limited only to this.One kind of the utility model is hand-held
The working principle of formula cleaning machine water gun nozzle is as follows: the power source drive pump housing 2 works, and liquid flows through intake tunnel 3, in the pump housing 2
Suction and water inlet side hydraulic pressure under the action of antipriming 6 open, thus intake tunnel 3 open after liquid from water inlet 21 enter pump
Body 2, and flowed out by exhalant canal 4；When break-off, antipriming 6 resets, and intake tunnel 3 is closed, so that air and liquid are not
Adverse current can be generated, is furthermore possible to make the pump housing when working again, without waiting for lasting water outlet, improves working efficiency.Without passing through
Interlinked mechanism or other external force trigger the state of antipriming, and compact structure is simple, reduces manufacturing cost.
It is worth noting that, the above is only the preferred embodiment of the present invention, it is practical new not thereby to limit this
The scope of patent protection of type, the utility model can also carry out the improvement of material and structure to the construction of above-mentioned various components,
Either it is replaced using technically equivalent ones.Therefore, the specification of the utility model is applied and diagramatic content made by equivalent knot
Structure variation, directly or indirectly applies to other correlative technology fields and is similarly all contained in the range that the utility model is covered
It is interior.
Claims (10)
1. a kind of hand-hold washer water gun nozzle including shell and is arranged in the intracorporal pump housing of the shell, intake tunnel and goes out
Aquaporin, the pump housing include inlet and outlet, and the water inlet is connected to the intake tunnel, and described goes out
The mouth of a river is connected to the exhalant canal, it is characterised in that the accommodating cavity of connection is provided in the intake tunnel, it is described
The internal diameter of accommodating cavity is greater than the internal diameter of the intake tunnel, is provided in the accommodating cavity and closes institute in an inactive state
The antipriming for the intake tunnel stated.
2. a kind of hand-hold washer water gun nozzle according to claim 1, it is characterised in that the antipriming includes
Elastic component and water check valve in the accommodating cavity are set, and the roof of the accommodating cavity is formed with the first limiting stand, described
The bottom wall of accommodating cavity be formed with the second limiting stand, the top of the elastic component is abutted with first limiting stand, described
The bottom end of elastic component connect with the upper end of the water check valve, in an inactive state the lower end of the water check valve with it is described
The second limiting stand abut and close the intake tunnel, in working condition described in the water check valve compression elastic component
And separate the lower end of the water check valve with second limiting stand.
3. a kind of hand-hold washer water gun nozzle according to claim 2, it is characterised in that further include the first connecting tube and
The lower part of second connecting tube, the top of first connecting tube and second connecting tube is rabbeted, first connection
The inner cavity of pipe and the inner cavity of second connecting tube, which are sequentially communicated, constitutes the intake tunnel, and the accommodating cavity setting exists
In second connection tube cavity of the over top of first connecting tube, the roof of first connecting tube constitutes described
Second limiting stand.
4. a kind of hand-hold washer water gun nozzle according to claim 3, it is characterised in that first connecting tube, institute
Accommodating cavity, second connecting tube, the elastic component and the water check valve coaxial arrangement stated.
5. a kind of hand-hold washer water gun nozzle according to claim 4, it is characterised in that the elastic component is spring.
6. a kind of hand-hold washer water gun nozzle according to claim 5, it is characterised in that the water check valve is by middle part
Rotary table, the upper top pillar for being connected to the rotary table two sides and lower top pillar are constituted, and the upper top pillar protrudes into the spring
Interior, the lower top pillar is corresponding with the inner cavity of the first connecting tube, and the diameter of the rotary table is greater than described first
The internal diameter of connecting tube, the lower end of the rotary table abuts and closes with the roof of first connecting tube in an inactive state
The intake tunnel, in working condition described in the lower end of rotary table separated with the roof of first connecting tube.
7. a kind of hand-hold washer water gun nozzle according to claim 5, it is characterised in that the water check valve is ball-type
Water check valve, the diameter of the ball-type water check valve are greater than the internal diameter of first connecting tube, the ball-type water check valve it is upper
End is connect with the bottom end of the spring, and the lower end of the ball-type water check valve is connect with described first in an inactive state
The lumen openings of pipe abut and close the intake tunnel, in working condition described in ball-type water check valve lower end with it is described
The first connecting tube lumen openings separation.
8. a kind of hand-hold washer water gun nozzle according to claim 3, it is characterised in that first connecting tube
Sealing element is provided between top and the lower part of second connecting tube.
9. a kind of hand-hold washer water gun nozzle according to claim 8, it is characterised in that the sealing element is to be arranged
At least one sealing ring outside first connecting tube.
10. -9 described in any item a kind of hand-hold washer water gun nozzles according to claim 1, it is characterised in that the pump housing
It is connect by main shaft with external power supply, driving is rotated by the external power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820763620.4U CN208466239U (en) | 2018-05-22 | 2018-05-22 | A kind of hand-hold washer water gun nozzle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820763620.4U CN208466239U (en) | 2018-05-22 | 2018-05-22 | A kind of hand-hold washer water gun nozzle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208466239U true CN208466239U (en) | 2019-02-05 |
Family
ID=65218412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820763620.4U Active CN208466239U (en) | 2018-05-22 | 2018-05-22 | A kind of hand-hold washer water gun nozzle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208466239U (en) |
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2018
- 2018-05-22 CN CN201820763620.4U patent/CN208466239U/en active Active
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