CN110329654A - A kind of new type nozzle improvement structure - Google Patents
A kind of new type nozzle improvement structure Download PDFInfo
- Publication number
- CN110329654A CN110329654A CN201910729680.3A CN201910729680A CN110329654A CN 110329654 A CN110329654 A CN 110329654A CN 201910729680 A CN201910729680 A CN 201910729680A CN 110329654 A CN110329654 A CN 110329654A
- Authority
- CN
- China
- Prior art keywords
- piston
- suction pipe
- pump housing
- new type
- ring
- 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.)
- Granted
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- 230000006872 improvement Effects 0.000 title description 4
- 238000009423 ventilation Methods 0.000 claims abstract description 38
- 239000000463 material Substances 0.000 claims abstract description 32
- 230000000903 blocking effect Effects 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 230000013011 mating Effects 0.000 claims description 3
- 238000007599 discharging Methods 0.000 abstract description 8
- 238000003825 pressing Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000007789 sealing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000007788 liquid Substances 0.000 description 5
- 239000007921 spray Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 3
- 239000002537 cosmetic Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000000839 emulsion Substances 0.000 description 3
- 239000004744 fabric Substances 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000843 powder Substances 0.000 description 3
- 239000000741 silica gel Substances 0.000 description 3
- 229910002027 silica gel Inorganic materials 0.000 description 3
- 239000013536 elastomeric material Substances 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000006210 lotion Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000010902 straw Substances 0.000 description 2
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A45—HAND OR TRAVELLING ARTICLES
- A45D—HAIRDRESSING OR SHAVING EQUIPMENT; EQUIPMENT FOR COSMETICS OR COSMETIC TREATMENTS, e.g. FOR MANICURING OR PEDICURING
- A45D34/00—Containers or accessories specially adapted for handling liquid toiletry or cosmetic substances, e.g. perfumes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1001—Piston pumps
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
- B05B11/00—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use
- B05B11/01—Single-unit hand-held apparatus in which flow of contents is produced by the muscular force of the operator at the moment of use characterised by the means producing the flow
- B05B11/10—Pump arrangements for transferring the contents from the container to a pump chamber by a sucking effect and forcing the contents out through the dispensing nozzle
- B05B11/1042—Components or details
Abstract
The present invention relates to a kind of new type nozzles to improve structure, the present invention has opened up ventilation mouth in internal piston, and the gasket that can be matched with ventilation mouth is provided between piston rod and piston, simultaneously, check valve is provided in the bottom of the pump housing, when pressing head cap pumps out a material, due to generating negative pressure in bottle body, the negative pressure forces gasket to open ventilation mouth, check valve is opened, to make outside air fill into bottle body, since the present invention makes material output channel and gas fill into the relatively independent arrangement in channel, it fills into and interferes with gas so as to avoid material output, improve discharging stability.
Description
Technical field
The present invention relates to cosmetics containers technical field, especially a kind of new type nozzle improves structure.
Background technique
In cosmetic field, liquid, such as emulsion pumps are stored commonly using the bottle body with spray head.Emulsion pumps are widely used in
Cosmetics and bath article press head, the lotion of needs can be taken out when it is desired to be used, and this method i.e. convenience is again
Health.Authorization Notice No. be CN203127397U Chinese invention patent " a kind of Novel lotion pump " (application number:
201320109153.0) a kind of structure is disclosed comprising head, head are sheathed on thread upper end, in head bottom and thread
Portion is corresponding to be provided with detent, and head bottom is matched with the fastening wire that thread upper end is arranged, and thread is internally provided with principal post, principal post
Top is equipped with mutually chamfering inside head, is additionally provided with subpost below principal post, and spring is equipped between principal post and subpost,
Thread lower end is arranged with suction pipe.The emulsion pumps of above structure are connect using head bottom with detent inside thread, and head rotation is pressed
It is turn 90 degrees changeable switch, cooperates inside head with the mutual chamfering in principal post top, can produce suction and pump when head is up and down
Liquid effect.
Piston in the prior art is generally similar with above structure, and the spout on head can not be sealed, and can only pass through
A nut cap is provided with outside head prevents content from aoxidizing, stagnant although nut cap can play sealing function to a certain extent
The content that stays in piston is easy to contact and aoxidize with air, and each usage amount of user is exactly exactly in piston
The amount of delay, this part for resulting in each user to use all is already oxidised part, influences using effect.
To solve the above-mentioned problems, the applicant applied on December 22nd, 2017 " a kind of nozzle structure " (application number:
201711405330.9), the program includes piston and head cap component, and the top of piston and the inner top surface of head cap component offset, head
Cap assembly includes head cap ontology and nozzle, and head cap ontology is set on piston with being able to rotate, and top land is provided with for accommodating spray
The installation cavity of mouth is provided with through-hole corresponding with the discharge end of nozzle on the side wall of the installation cavity, and the side of head cap ontology opens up
There is the material guide channel being connected with the through-hole.Head cap ontology is arranged on piston with being able to rotate, and makes nozzle and piston always
It keeps opposing stationary, when it is desired to be used, rotates head cap ontology, go out the nozzle in material guide channel and piston on head cap ontology
Expect end it is corresponding, it can be achieved that content output；After use, head cap ontology is rotated, the material guide channel on head cap ontology is made
It is staggered, nozzle discharge end can be closed with the nozzle discharge end on piston, avoid the content being detained in piston by oxygen
Change.
However, being found in subsequent production and application, since material output is filled into air using identical channel, that is, pump
Body intermediate channel-piston rod intermediate channel-material guide channel causes air to fill into process and there is certain do with material output process
It relates to, when first used, once can pump out material according to the amount of setting, and after continued use, the inventory actually pumped out
Material pump output will be kept unstable, there are biggish fluctuations, influence the experience sense of user less than the pump output of setting.
Summary of the invention
The technical problem to be solved by the invention for the present situation of prior art is to provide one kind make material output channel with
Air fills into the relatively independent new type nozzle for interfering to improve discharging stability both to avoid in channel and improves structure.
The technical scheme of the invention to solve the technical problem is: a kind of new type nozzle improves structure, feature
It is: including
The pump housing, have be located in the middle part of the pump housing and along axially through first runner and around cloth outside the first runner
The pump chamber set, the bottom of the pump chamber are provided with the check valve that can allow gas downlink under negative pressure state；
Pump block, upper shield is outside the pump housing and top has the inner ring of the cylindrical extended formation downwards from the top of pump block；
Piston rod, lower end can be plugged in the pump housing up or down and have the second being connected with first runner
Road, upper end are exposed to outside pump block inner ring；
Piston, covering can slide up and down in pump chamber in the lower part of the piston rod with piston rod, and set in the piston
There is ventilation mouth up and down；
Gasket is correspondingly arranged at the lower section of the piston air vent mouth, is nested at the lower edge of the piston rod, has energy
Cover the diaphragm seal of the ventilation mouth；
Head cap, upper shield is on the piston rod top and lower end and the upper end of piston offset, and the head cap has and second
Road is connected and for the third flow channel of material output；And
First elastic component is set between the pump housing and piston rod, remains the piston rod and head cap to moving up
Dynamic trend.
In the above scheme, the piston-rod lower end edge extends outward to form the assembly that limit is nested with for gasket
Circle, the cross section of the gasket are configured to L shape, and the vertical section of the l shaped gasket is clipped in the assembly circle upper surface and piston
Between lower end surface, the lower end surface of lateral part close to the piston of the l shaped gasket extends radially outward and forms the sealing
Piece.Above structure is not only convenient for assembling, and gasket integrally uses silica gel, rubber elastomeric material to be molded into integral piece, l shaped gasket
Vertical section thickness be greater than lateral part thickness, vertical section makes to play preferable sealing function between piston and piston rod,
Lateral part can cover the ventilation mouth on piston, and open ventilation mouth under negative pressure state below the pump housing, and supplied gas is mended
Enter.
Preferably, the piston has inner ring and outer ring, is connected between inside and outside circle by ring segment, the ventilation mouth is set
On the ring segment；The inner ring close to piston rod periphery wall arrangement and upper end offset with head cap lower end, lower end and gasket phase
It supports；The internal perisporium of the outer ring lower end outer wall and the pump housing offsets and slides cooperation, and the upper end of outer ring and the inner ring of pump block offset.It should
Structure is convenient for the opening or closing realized to ventilation mouth that cooperate with above-mentioned L-shaped gasket convenient for assembly.
As an improvement, being formed with flange collar circumferentially at the outer rim of l shaped gasket lateral part lower surface, and should
A part of flange collar corresponds to the ventilation mouth arrangement, and another part of the flange collar corresponds to ventilation mouth peripheral disposition.Above-mentioned flange collar
Setting be conducive to improve the sealing function to ventilation mouth, when opening ventilation mouth, be conducive to when closing ventilation mouth
Open the edge of lateral part downwards.
In the above embodiments, it further includes bottle body, suction pipe and current limliting bar, the pump housing installation that the spray head, which improves structure,
Bottle body oral area and lower part be located in bottle body, the connection of the first runner lower end of the suction pipe upper end and the pump housing, the suction pipe
Lower end is supported on bottom of bottle by the second elastic component, and the current limliting bar upper end is connected with head cap, and current limliting bar lower end is sequentially
It is protruded into suction pipe across third flow channel, second flow channel, first runner.
Preferably, the bracing ring close to suction pipe lower end arrangement is provided on the internal perisporium of the suction pipe, and on the bracing ring
It is provided with the notch passed through for material, the head cap moves down under state, and current limliting bar lower end compresses bracing ring and compresses the
Two elastic components drive suction pipe to move down.Using the above structure, to drive suction pipe to move downward, material is come into full contact with, thus will
Material output.
Further preferably, the bracing ring is in * shape under depression angle, and the upper surface of the bracing ring is from nearly outer rim
Be formed slopely arcwall face gradually downward to middle part, the central part of the bracing ring formed it is horizontally disposed and can under current limliting bar
Hold the supporting surface matched.Using the above structure, to improve the fitment stability between current limliting bar and bracing ring, and bracing ring is special
Some structures can also avoid the material in sucking suction pipe from returning part in discharging, influence quantitative discharging.
Preferably, it further includes blocking that the spray head, which improves structure, and the blocking lower part is nested in suction pipe periphery and and suction pipe
The inner edge of close-fitting connection, the blocking top is clamped between pump housing lower end and suction pipe upper end, sets on the lower end surface of the pump housing
It is equipped with the connecting column extended downwardly, it is corresponding, the connecting hole in mating connection with the connecting column is provided in the blocking.On suction pipe
Close-fitting connection type is used between portion and pump housing lower end, but is inevitable, and can be existed between suction pipe inner wall and pump housing outer wall
Certain gap, material may have part at this gap to be revealed, and above-mentioned blocking can play sealed straw upper port
Effect, prevents material from revealing.
Preferably, the suction pipe is structure as a whole with the second elastic component, which is that spiral is set under suction pipe
The elastic rib at end, the lower end of the elastic rib are connected with a support ring for being located at bottle body bottom.
In the above embodiments, the bottom of the pump housing is provided with the opening being connected with pump chamber, and the check valve is set to should
Opening.Opening is set to pump housing bottom and corresponding any ventilation mouth arrangement, is conducive to quickly fill into air into bottle body.
Preferably, the check valve includes valve plug, which has the limited post that can constrain in opening and be arranged on
Limited post tail portion is covered at the lower surface of opening in the circular seal piece for expanding shape, the circular seal piece.
Compared with the prior art, the advantages of the present invention are as follows: the present invention has opened up ventilation mouth in internal piston, and in piston
The gasket that can be matched with ventilation mouth is provided between bar and piston, meanwhile, it is provided with check valve in the bottom of the pump housing, works as pressing
When head cap pumps out a material, due to generating negative pressure in bottle body, which forces gasket to open ventilation mouth, check valve is opened,
To make outside air fill into bottle body, since the present invention makes material output channel and gas fill into the relatively independent arrangement in channel,
It fills into and interferes with gas so as to avoid material output, improve discharging stability.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention；
Fig. 2 is the exploded view of Fig. 1；
Fig. 3 is the structural schematic diagram of another angle of Fig. 2；
Fig. 4 is the cross-sectional view of Fig. 1；
Fig. 5 is the structural schematic diagram of bracing ring in the embodiment of the present invention.
Specific embodiment
The present invention will be described in further detail below with reference to the embodiments of the drawings.
As shown in Fig. 1~5, the new type nozzle of the present embodiment improve structure include the pump housing 1, pump block 2, piston rod 3, piston 4,
Gasket 5, head cap 6, the first elastic component 10, bottle body 7, suction pipe 8, current limliting bar 9 and blocking 100.
Wherein, the pump housing 1 have be located at the middle part of the pump housing 1 and along axially through first runner 11 and surround the first runner 11
The pump chamber 12 of peripheral disposition, the bottom of the pump chamber 12 are provided with the check valve 13 that can allow gas downlink under negative pressure state.Pump
2 upper shields are covered outside the pump housing 1 and top has the inner ring 21 from the cylindrical extended formation downwards in 2 top of pump block；3 lower end of piston rod
The second flow channel 31 being connected with first runner 11 can be plugged in the pump housing 1 and had up or down, and 3 upper end of piston rod is stretched out
In outside the inner ring 21 of pump block 2.4 sets of the piston lower parts in piston rod 3 are acted with piston rod 3, the lower end outer wall and pump of piston
The internal perisporium of body 1 offsets and slides cooperation, and the ring segment 44 inside piston 4 is equipped with ventilation mouth 41 up and down.Piston
3 lower edge of bar extends outward to form the assembly circle 32 that limit is assembled for gasket 5, and 5 sets of gasket on piston rod 3 and press from both sides
Between the assembly circle 32 and the lower end surface of piston 4, also, 5 top edge of gasket has extended outward to form covering ventilation mouth 41
Diaphragm seal 51.6 upper shield of head cap is on 3 top of piston rod and lower end and the upper end of piston 4 offset, and head cap 6 has and second flow channel
31 be connected and for material output third flow channel 61,6 side of head cap is provided with the nozzle 62 being connected with third flow channel 61.First
Elastic component 10 is set between the pump housing 1 and piston rod 3, and piston rod 3 and head cap 6 is made to remain the trend moved up.First bullet
Property part 10 be spring, the upper end and the inner roof wall of piston rod 3 offset, and lower end and the inner bottom wall of 1 pump chamber 12 of the pump housing offset.
Specifically, the cross section of gasket 5 is configured to L shape, the vertical section 52 of the l shaped gasket is clipped in 32 upper surfaces of assembly circle
Between the lower surface of 4 ring-shaped connecting wall 44 of piston, the lateral part of the l shaped gasket constitutes diaphragm seal 51, lateral part close to
The lower surface of 4 ring-shaped connecting wall 44 of piston extends radially outward.Above structure is not only convenient for assembling, and the whole use of gasket 5
Silica gel, rubber elastomeric material are molded into integral piece, and 52 thickness of vertical section of l shaped gasket is greater than lateral part thickness, vertically
Part 52 makes to play preferable sealing function between piston 4 and piston rod 3, and lateral part can be by the ventilation mouth 41 on piston 4
Covering, and open ventilation mouth 41 under negative pressure state below the pump housing 1, supplied gas fills into.
The piston 4 of the present embodiment has inner ring 42, outer ring 43, has between Internal and external cycle ring segment 44 to be connected, inner ring 42 close to
The periphery wall of piston rod 3 is arranged and upper end offsets with 6 lower end of head cap, lower end and gasket 5 offset, and the gasket 5 is made to be sandwiched in assembly circle
Between 32 and the lower end of 4 inner ring 42 of piston.Ventilation mouth 41 is opened on the ring segment 44, and the ventilation mouth 41 in the present embodiment is four
The internal perisporium of a and circumferentially spaced arrangement, the lower end outer wall and the pump housing 1 of outer ring 43 offsets, and can slide up and down in pump chamber.It should
Structure is convenient for the opening or closing realized to ventilation mouth 41 that cooperate with above-mentioned L-shaped gasket 5 convenient for assembly.L shaped gasket
Flange collar 53 circumferentially, and the corresponding ventilation mouth 41 of 53 a part of flange collar are formed at the outer rim of 5 lateral parts lower surface
Arrangement, corresponding first ventilation mouth, 41 peripheral disposition of another part of flange collar 53.The setting of above-mentioned flange collar 53, by 41 envelope of ventilation mouth
When closing, be conducive to improve the sealing function to ventilation mouth 41, when opening ventilation mouth 41, be conducive to the edge for making lateral part
It opens downwards.
In the present embodiment, the pump housing 1 is mounted on the oral area of bottle body 7 and lower part is located in bottle body 7,8 upper end of suction pipe and the pump housing 1
The connection of 11 lower end of first runner, the lower end of suction pipe 8 is supported on bottom of bottle by the second elastic component 20.Current limliting bar 9 be located at head cap 6 with
In runner between suction pipe 8, the upper end is connected with head cap 6, and lower end passes through third flow channel 61, second flow channel 31, first runner
11 protrude into suction pipe 8.The bracing ring 81 close to 8 lower end of suction pipe arrangement is provided on the internal perisporium of suction pipe 8, and on the bracing ring 81
It is provided with the notch 82 passed through for material, head cap 6 moves down under state, and 9 lower end of current limliting bar compresses bracing ring 81 and compresses second
Elastic component 20 drives suction pipe 8 to move down, and to drive suction pipe 8 to move downward, material is come into full contact with, so that material be exported.
The second elastic component 20 in the present embodiment is structure as a whole with suction pipe 8, has elastic rib 201 and support ring 202, branch
Pushing out ring 202 is located at the bottom of bottle body 7, elastic rib 201 be 3 and be spaced screw arrangement in 8 lower end of suction pipe and support ring 202 it
Between.Using the structure, the mobile trend so that suction pipe 8 keeps up, suction pipe automatically resets after discharging.
The bracing ring 81 of the present embodiment under depression angle be in " * " shape, and the upper surface of bracing ring 81 from nearly outer rim to
Middle part is formed slopely arcwall face 811 gradually downward, the central part of bracing ring 81 formed it is horizontally disposed and can under current limliting bar 9
Hold the supporting surface 812 matched.Using the above structure, it to improve the fitment stability between current limliting bar 9 and bracing ring 81, and props up
The distinctive structure of support ring 81 can also avoid the material in sucking suction pipe 8 from returning part in discharging, influence quantitative discharging.
The body of rod lower part of current limliting bar 9 in the present embodiment is formed with can be by the extraction structure 91 that content is lifted up, bar
The water conservancy diversion that content can be booted up to and be increased the dispersion degree under content ejection state is convexly equipped on the outer peripheral surface on body top
Structure 92.Wherein, extracting structure 91 is the protrusion along the body of rod circumferentially, and it is multiple and along the body of rod between the upper and lower every cloth which, which rises,
It sets.Flow-guiding structure 92 is the spiral bar extended along body of rod length direction, and above-mentioned spiral bar is located in piston rod 3 and the pump housing 1, spiral
Muscle can play guiding role to fluid, be conducive to fluid output, expand the jet face of powder or liquid.Above-mentioned spiral bar is two
And in the circumferentially-spaced arrangement of the body of rod.Spiral bar edge and the body of rod are seamlessly transitted in the junction of the two.
It blocks 100 lower parts to be nested in 8 periphery of suction pipe and connect with 8 close-fitting of suction pipe, the inner edge on 100 tops of blocking is clipped in the pump housing
Between 8 upper end of 1 lower end and suction pipe, the connecting column 14 extended downwardly is provided on the lower end surface of the pump housing 1, it is corresponding, in blocking 100
It is provided with the connecting hole 101 in mating connection with the connecting column 14.Close-fitting connection side is used between 1 lower end of 8 top of suction pipe and the pump housing
Formula, but be inevitable, there can be certain gap between 1 outer wall of 8 inner wall of suction pipe and the pump housing, material may be in this gap
There is part and reveal in place, above-mentioned blocking 100 can play the role of 8 upper port of sealed straw, prevent material from revealing.
The bottom of the pump housing 1 is provided with the opening 121 being connected with pump chamber 12, and check valve 13 is set at the opening 121.It will opening
121 are set to 1 bottom of the pump housing and corresponding any arrangement of ventilation mouth 41, are conducive to quickly fill into air into bottle body 7.Check valve 13 wraps
Include the valve seat and valve plug being fitted in opening 121, valve plug is in " ⊥ " shape, have can constrain in limited post 131 in valve seat orifice and
131 tail portion of limited post is arranged in the circular seal piece 132 for expanding shape, circular seal piece 132 is covered on the lower surface of opening 121
Place.Adjutage 122 positioned opposite is locally extended to form on the inner wall of valve seat to centre, limited post 131 passes through valve seat through-hole cloth
The step 133 that can be mounted on adjutage 122 is set and is provided on the periphery wall on top, in order to which valve plug is constrained in valve seat
On.Valve plug also uses the flexible material production such as silica gel, rubber.
Using the present embodiment spray head when, push head cap 6, head cap 6 drive piston rod 3, piston 4, current limliting bar 9 downwardly together
Movement, makes spring-compressed, when the bracing ring 81 of 9 lower end of current limliting bar and suction pipe 8 offsets, compresses the second elastic component 20 downwards and drives
Suction pipe 8 moves down, and in the process, the liquid in bottle body 7 flows in head cap 6 by pressure and by suction pipe 8 by the pump housing 1
And it is sprayed by nozzle 62；After unclamping head cap 6, by the effect of spring force, head cap 6, gag lever post 9 and piston 4 are transported upwards together
It is dynamic, until piston 4 withstands pump block 2, acted on by the deformation force of 8 lower end elastic construction of suction pipe, suction pipe 8 moves upwards reset, herein
In the process, since there are negative pressure in bottle body 7, by the effect of atmospheric pressure, gasket 5 opens the first ventilation mouth 41, and check valve 13 is beaten
It opens, extraneous air fills into bottle body 7 by the gap between head cap 6 and pump block 2, the first ventilation mouth 41, pump chamber 12, opening 121
It is interior.
Liquid stability not only can be improved out in the improvement structure of the present embodiment, but also when content is powder, can keep away
Exempt from the phenomenon that powder is easy to happen agglomeration.
Claims (10)
1. a kind of new type nozzle improves structure, it is characterised in that: including
The pump housing, have be located in the middle part of the pump housing and along axially through first runner and around the first runner peripheral disposition
Pump chamber, the bottom of the pump chamber are provided with the check valve that can allow gas downlink under negative pressure state；
Pump block, upper shield is outside the pump housing and top has the inner ring of the cylindrical extended formation downwards from the top of pump block；
Piston rod, lower end can be plugged in the pump housing up or down and have the second flow channel being connected with first runner,
Upper end is exposed to outside pump block inner ring；
Piston, covering can slide up and down in pump chamber in the lower part of the piston rod with piston rod, and be equipped in the piston upper
The ventilation mouth of lower perforation；
Gasket is correspondingly arranged at the lower section of the piston air vent mouth, is nested at the lower edge of the piston rod, and having can cover
The diaphragm seal of the ventilation mouth；
Head cap, upper shield is on the piston rod top and lower end and the upper end of piston offset, and the head cap has and second flow channel phase
Connection and the third flow channel exported for material；And
First elastic component is set between the pump housing and piston rod, is remained the piston rod and head cap and is moved up
Trend.
2. new type nozzle according to claim 1 improves structure, it is characterised in that: the piston-rod lower end edge is to extension
The assembly circle for being formed with and being nested with limit for gasket is stretched, the cross section of the gasket is configured to L shape, the vertical portion of the l shaped gasket
Divide and be clipped between the assembly circle upper surface and piston lower surface, the lateral part of the l shaped gasket is close to piston lower surface along diameter
The diaphragm seal is formed to extending outwardly.
3. new type nozzle according to claim 2 improves structure, it is characterised in that: the piston has inner ring and outer ring,
It is connected between inside and outside circle by ring segment, the ventilation mouth is located on the ring segment；Periphery wall of the inner ring close to piston rod
It arranges and upper end offsets with head cap lower end, lower end and gasket offset；The internal perisporium of the outer ring lower end outer wall and the pump housing offsets simultaneously
Sliding cooperation, the upper end of outer ring and the inner ring of pump block offset.
4. new type nozzle according to claim 2 improves structure, it is characterised in that: l shaped gasket lateral part following table
Flange collar circumferentially is formed at the outer rim in face, and the flange collar a part corresponds to the ventilation mouth arrangement, the flange collar
Another part corresponds to ventilation mouth peripheral disposition.
5. new type nozzle described in any claim improves structure according to claim 1~4, it is characterised in that: further include
Bottle body, suction pipe and current limliting bar, the pump housing is mounted on the oral area of bottle body and lower part is located in bottle body, the suction pipe upper end and the pump housing
The connection of first runner lower end, the lower end of the suction pipe is supported on bottom of bottle by the second elastic component, the current limliting bar upper end and
Head cap is connected, and the current limliting bar lower end sequentially passes through third flow channel, second flow channel, first runner and protrudes into suction pipe.
6. new type nozzle according to claim 5 improves structure, it is characterised in that: be provided on the internal perisporium of the suction pipe
Close to the bracing ring of suction pipe lower end arrangement, and the notch passed through for material is provided on the bracing ring, the head cap moves down shape
Under state, current limliting bar lower end, which compresses bracing ring and compresses the second elastic component, drives suction pipe to move down.
7. new type nozzle according to claim 6 improves structure, it is characterised in that: the bracing ring is under depression angle
In * shape, and the upper surface of the bracing ring is formed slopely arcwall face to middle part from nearly outer rim gradually downward, the bracing ring
Central part forms supporting surface that is horizontally disposed and can matching with the lower end of current limliting bar.
8. new type nozzle according to claim 5 improves structure, it is characterised in that: further include blocking, the blocking lower part
Be nested in suction pipe periphery and connect with suction pipe close-fitting, the inner edge on the blocking top be clamped in pump housing lower end and suction pipe upper end it
Between, the connecting column extended downwardly is provided on the lower end surface of the pump housing, it is corresponding, it is provided in the blocking and the connecting column phase
The connecting hole of mating connection.
9. new type nozzle as claimed in claim 5 improves structure, it is characterised in that: the suction pipe and the second elastic component is one
Body structure, second elastic component are the elastic rib that spiral is set to suction pipe lower end, and the lower end of the elastic rib is connected with one and is located at bottle
The support ring of body bottom.
10. new type nozzle described in any claim improves structure according to claim 1~4, it is characterised in that: the pump
The bottom of body is provided with the opening being connected with pump chamber, and the check valve is set to the opening；The check valve includes valve plug, should
Valve plug has the limited post that can constrain in opening and is arranged on limited post tail portion in the circular seal piece for expanding shape, the circle
Diaphragm seal is covered at the lower surface of opening.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116392708A (en) * | 2023-06-09 | 2023-07-07 | 健康元药业集团股份有限公司 | Medicine component capable of continuously releasing nitric oxide and application thereof |
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| CN116392708A (en) * | 2023-06-09 | 2023-07-07 | 健康元药业集团股份有限公司 | Medicine component capable of continuously releasing nitric oxide and application thereof |
| CN116392708B (en) * | 2023-06-09 | 2023-08-22 | 健康元药业集团股份有限公司 | Medicine component capable of continuously releasing nitric oxide and application thereof |
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| CN110329654B (en) | 2024-04-16 |
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