CN214825634U - Improved structure of spray head - Google Patents

Improved structure of spray head Download PDF

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Publication number
CN214825634U
CN214825634U CN202121068210.6U CN202121068210U CN214825634U CN 214825634 U CN214825634 U CN 214825634U CN 202121068210 U CN202121068210 U CN 202121068210U CN 214825634 U CN214825634 U CN 214825634U
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CN
China
Prior art keywords
valve rod
switch
piston
improved structure
valve
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Active
Application number
CN202121068210.6U
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Chinese (zh)
Inventor
桂仁东
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Zhejiang Shengqi Industrial Co ltd
Original Assignee
Zhejiang Shengqi Industrial Co ltd
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Publication date
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Priority to CN202121068210.6U priority Critical patent/CN214825634U/en
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Publication of CN214825634U publication Critical patent/CN214825634U/en
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    • 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
    • B05B11/1073—Springs
    • B05B11/1074—Springs located outside pump chambers
    • 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
    • B05B11/1059—Means for locking a pump or its actuation means in a fixed position
    • 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
    • B05B11/1073—Springs
    • B05B11/1077—Springs characterised by a particular shape or material
    • 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
    • B05B11/1023—Piston pumps having an outlet valve opened by deformation or displacement of the piston relative to its actuating stem
    • 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
    • B05B11/1043—Sealing or attachment arrangements between pump and container
    • B05B11/1046—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container
    • B05B11/1047—Sealing or attachment arrangements between pump and container the pump chamber being arranged substantially coaxially to the neck of the container the pump being preassembled as an independent unit before being mounted on the container

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  • Details Of Reciprocating Pumps (AREA)

Abstract

The utility model relates to a shower nozzle improves structure, including the pump body, valve rod, disk seat, piston, head cap, elastic component, switch. The switch is arranged in the pump cavity and sleeved on the periphery of the valve rod and used for limiting whether the valve rod moves up and down, and the peripheral wall of the switch is detachably and tightly matched and connected with the inner wall of the pump cavity; the elastic part is sleeved on the periphery of the valve rod, the lower end of the elastic part is abutted against the upper wall surface of the switch, and the upper end of the elastic part is abutted against the inner wall surface of the head cap. The utility model has the advantages of simple and reasonable structure, during the assembly, it is whole with piston, valve rod, disk seat equipment earlier as three-piece formula, put the switch from valve rod top downward cover after rotate to the valve rod and the spacing state of switch again, at this moment, plant the whole subassembly of constituteing with the switch of three-piece formula and lock in the pump body, put the spring top-down cover outside the valve rod again, the installation head cap can, whole assembling process is simple, convenient operation.

Description

Improved structure of spray head
Technical Field
The utility model relates to a pump container technical field specifically indicates a shower nozzle improves structure.
Background
In the prior art, the emulsion pump is widely used for cosmetics and bath products, when the emulsion pump needs to be used, the needed emulsion can be taken out by pressing the press head, and the method is convenient and sanitary.
The pump core is the main part of the emulsion pump, the existing pump core structure generally comprises a pump body, a piston seat, a piston rod, a connecting seat, a spring and a suction piece, wherein the piston seat and the piston are installed inside the pump body, the lower end part of the piston rod extends into the pump body and is matched with the piston seat and the piston, the upper end part of the piston rod extends upwards out of the pump body, and the spring is arranged outside the pump body and is sleeved on the piston rod so as to provide the elastic force for resetting the piston rod. The existing spring is generally made of metal materials, and the metal spring and other plastic parts are required to be detached and sorted for recycling, so that the existing spring is very troublesome.
In order to solve the above problems, the chinese utility model patent "an external elastic plastic spring pressing pump" (application no: CN201720975130.6), whose publication number is CN207191834U, discloses a structure, which comprises a pressing head, a screw thread, a locking cover, a spring, a body, a main column, an auxiliary column and a piston, wherein the pressing head further comprises a locking sleeve, and the lower end in the locking sleeve is provided with a locking buckle; the spring is made of elastomer plastic material; the upper end of the main column is provided with a liquid outlet hole; the two ends of the auxiliary column are open and hollow, and the lower end of the auxiliary column is provided with an upper valve core seat with an inner cavity in a cone frustum shape; the piston is arranged at the lower end of the auxiliary column and is integrally formed; the locking buckle is separated from the locking position when the valve core assembly works, and the liquid outlet hole of the main column is opposite to the liquid inlet end of the liquid outlet pipe; when the liquid storage device is stored, the locking buckle is locked with the locking position, and the upper end of the main column seals the liquid inlet end of the liquid outlet pipe.
The plastic spring is adopted in the patent, so that the recovery is convenient. However, the springs and the main column, the valve core assembly and the lock cover of the body and the auxiliary column are matched through the limiting structures, and when the valve core assembly is assembled, the valve core assembly and the main column can be assembled step by step after being aligned at multiple positions, so that the assembling process is very troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that to prior art's current situation, provide a simple structure is reasonable, the shower nozzle of the assembly of being convenient for improves the structure.
The utility model provides a technical scheme that above-mentioned technical problem adopted does:
a showerhead improvement structure comprising:
a pump body having a pump cavity with an upper port and a lower port;
the valve rod is vertically communicated and can be arranged in the pump body in a vertically moving mode, and the upper end of the valve rod is exposed out of the upper port of the pump body;
the upper end of the valve seat is detachably inserted into the lower port of the valve rod;
the piston is sleeved on the peripheries of the valve rod and the valve seat, and the lower end of the piston is abutted against the upper edge of the lower end of the valve seat;
the head cap is detachably arranged at the upper end of the valve rod and is provided with a liquid outlet channel;
the elastic piece enables the head cap to always keep the trend of moving upwards;
further comprising:
the switch is arranged in the pump cavity and sleeved on the periphery of the valve rod and used for limiting whether the valve rod moves up and down, and the peripheral wall of the switch is detachably and tightly connected with the inner wall of the pump cavity;
the elastic part is sleeved on the periphery of the valve rod, the lower end of the elastic part is abutted against the upper wall surface of the switch, and the upper end of the elastic part is abutted against the inner wall surface of the head cap.
The utility model discloses in, be provided with vertical extension's sand grip on the periphery wall of valve rod, be provided with interval arrangement's spacing on the internal perisporium of switch, be formed with the mouth of stepping down that supplies the sand grip to pass between the adjacent spacing, the valve rod rotates to the sand grip and steps down under the corresponding state of mouth, allows the valve rod to reciprocate, the valve rod rotates to under sand grip and the corresponding state of spacing, does not allow the valve rod to reciprocate. The structure can control whether the valve rod moves up and down, thereby controlling whether the liquid is discharged or not.
Preferably, the peripheral wall of the valve rod is provided with a limit ring arranged along the circumferential direction, the limit ring is arranged below the raised line at intervals, and in an assembled state, the limit ring is arranged at the lower edge of the limit strip. This structure has been injectd the assembly mode between switch and the valve rod, promptly, the switch only can be put from the valve rod upper end cover downwards, with the cooperation the utility model discloses well elastic component top-down's assembly mode.
Preferably, the two limit strips are oppositely arranged on the inner peripheral wall of the switch, and the limit strips transversely extend along the circumferential direction of the switch. When spacing and sand grip lower extreme offset, lock the valve rod, the valve rod can't reciprocate, and spacing lateral extension can improve the spacing stability to the sand grip.
Preferably, be provided with the protruding circle on the pump chamber inner wall, the top edge of switch is provided with the support edge that can take to put on this protruding circle, be provided with the draw-in groove that can block and put in the protruding circle periphery on the periphery wall of switch. This structure is convenient for through the tight fit mode with the stable restraint of switch in the pump body.
In each scheme, the valve seat is provided with a T-shaped channel, the peripheral wall of the lower end of the valve seat is provided with a support platform arranged along the circumferential direction, the piston is used for opening and closing a transverse port of the T-shaped channel in an assembled state, and the lower end of the piston is abutted against the upper edge of the support platform.
Preferably, the upper end of the valve seat is connected with the lower port of the valve rod in an inserted and tight-fitting manner. The upper end of the valve rod is connected with the lower end of the head cap in an inserting and tight fit mode. By adopting the connection mode, the assembly efficiency can be greatly improved.
Compared with the prior art, the utility model has the advantages of: the utility model has the advantages of simple and reasonable structure, during the assembly, it is whole with piston, valve rod, disk seat equipment earlier as three-piece formula, put the switch from valve rod top downward cover after rotate to the valve rod and the spacing state of switch again, at this moment, plant the whole subassembly of constituteing with the switch of three-piece formula and lock in the pump body, put the spring top-down cover outside the valve rod again, the installation head cap can, whole assembling process is simple, convenient operation.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is a cross-sectional view of an embodiment of the present invention;
FIG. 3 is a schematic structural view of a valve stem according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a switch according to an embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following embodiments.
As shown in fig. 1 to 4, the improved structure of the nozzle of the embodiment includes a pump body 1, a valve rod 2, a valve seat 3, a piston 4, a head cap 5, an elastic member 6, and a switch 7.
The pump body 1 is disposed on a coil and has a pump chamber 11, the pump chamber 11 has an upper port 111 and a lower port 112, and a ventilation port 113 is opened near the middle portion on the side wall of the pump body 1. The valve rod 2 is vertically penetrated, the valve rod 2 is vertically movably arranged in the pump body 1, the upper end of the valve rod 2 is exposed out of the upper port 111 of the pump body 1, and the upper end of the valve seat 3 is detachably inserted in the lower port 112 of the valve rod 2. The piston 4 is sleeved on the peripheries of the valve rod 2 and the valve seat 3, and the lower end of the piston is abutted against the upper edge of the lower end of the valve seat 3. The valve seat 3 is provided with a T-shaped channel 31, a supporting platform 32 arranged along the circumferential direction is arranged on the peripheral wall of the lower end of the valve seat 3, the piston 4 is used for opening and closing a transverse port and a ventilation port 113 of the T-shaped channel 31 in an assembly completion state, the lower end of the piston 4 is abutted to the upper edge of the supporting platform 32, and a supporting groove can be arranged on the supporting platform 32 to improve the assembly stability. The head cap 5 is detachably arranged at the upper end of the valve rod 2, and the head cap 5 is provided with a liquid outlet channel 51 for outputting materials. The elastic member 6 keeps the headgear 5 always on a tendency to move upward.
The switch 7 of this embodiment is arranged in the pump cavity 11 and sleeved on the periphery of the valve rod 2, and is used for limiting whether the valve rod 2 moves up and down or not, and the peripheral wall of the switch 7 is detachably and tightly connected with the inner wall of the pump cavity 11. The elastic piece 6 is sleeved on the periphery of the valve rod 2, the lower end of the elastic piece is abutted against the upper wall surface of the switch, and the upper end of the elastic piece is abutted against the inner wall surface of the head cap 5.
Specifically, be provided with vertical extension's sand grip 21 on the periphery wall of valve rod 2, be provided with spacing 71 of interval arrangement on the internal perisporium of switch 7, be formed with the mouth of stepping down 72 that supplies sand grip 21 to pass between the adjacent spacing 71, valve rod 2 rotates to sand grip 21 and lets under the corresponding state of mouth 72, allows valve rod 2 to reciprocate, and valve rod 2 rotates to under sand grip 21 and the corresponding state of spacing 71, does not allow valve rod 2 to reciprocate. The structure can control whether the valve rod 2 moves up and down, thereby controlling whether the liquid is discharged or not.
The two limit strips 71 are oppositely arranged on the inner peripheral wall of the switch 7, and the limit strips 71 transversely extend along the circumferential direction of the switch 7. When spacing 71 and sand grip 21 lower extreme offset, lock valve rod 2, valve rod 2 can't reciprocate, and spacing 71 lateral extension can improve the spacing stability to sand grip 21.
The outer peripheral wall of the valve rod 2 is provided with a limiting ring 22 arranged along the circumferential direction, the limiting ring 22 is arranged below the convex strip 21 at intervals, and in an assembly completion state, the limiting ring 22 is arranged at the lower edge of the limiting strip 21. This construction defines the manner of assembly between the switch 7 and the valve stem 2, i.e. the switch 7 can only be nested from the upper end of the valve stem 2 downwards to match the manner of assembly of the resilient member 6 from top to bottom in this embodiment.
In this embodiment, a convex ring 12 is disposed on the inner wall of the pump cavity 11, a supporting edge 73 capable of being placed on the convex ring 12 is disposed at the top edge of the switch 7, and a locking groove 74 capable of being locked on the periphery of the convex ring 12 is disposed on the outer peripheral wall of the switch 7. This structure is convenient for through the stable restraint of tight fit mode with switch 7 in pump body 1.
The upper end of the valve seat 3 is inserted with the lower port of the valve rod 2 and is tightly matched and connected through a convex structure. The upper end of the valve rod 2 is inserted with the lower port of the head cap 5 and is tightly matched and connected through a convex structure.
When the utility model is assembled, the piston 4 is firstly sleeved on the periphery of the lower end of the valve rod 2, then the upper end of the valve seat 3 is inserted through the piston 4 and locked in the lower port of the valve rod 2, and at the moment, the lower end of the piston 4 is propped against the saddle 32 of the valve seat 3; the switch 7 is sleeved on the periphery of the valve rod 2 from top to bottom and pushed downwards to a position where the switch 7 is close to the piston 4, the switch 7 is rotated until the limit strip 71 is abutted against the lower end of the convex strip 21, at the moment, the switch 7, the piston 4, the valve rod 2 and the valve seat 3 are integrally inserted downwards into the pump cavity 11, and the switch 7 and the convex strip 12 on the inner wall of the pump cavity 11 are tightly matched and locked through a clamping groove 74 on the outer peripheral wall of the switch 7; the elastic part 6 is sleeved on the periphery of the valve rod 2 from top to bottom, and the head cap 5 is tightly installed at the upper end of the valve rod 2.
The utility model discloses a whole assembling process is simple, convenient operation.
Since the structure of the elastic member 6 in this embodiment is not affected by the assembling structure and the assembling manner, the elastic member 6 may be an all-plastic spring or a metal spring.

Claims (8)

1. A showerhead improvement structure comprising:
a pump body having a pump cavity with an upper port and a lower port;
the valve rod is vertically communicated and can be arranged in the pump body in a vertically moving mode, and the upper end of the valve rod is exposed out of the upper port of the pump body;
the upper end of the valve seat is detachably inserted into the lower port of the valve rod;
the piston is sleeved on the peripheries of the valve rod and the valve seat, and the lower end of the piston is abutted against the upper edge of the lower end of the valve seat;
the head cap is detachably arranged at the upper end of the valve rod and is provided with a liquid outlet channel;
the elastic piece enables the head cap to always keep the trend of moving upwards;
it is characterized by also comprising:
the switch is arranged in the pump cavity and sleeved on the periphery of the valve rod and used for limiting whether the valve rod moves up and down, and the peripheral wall of the switch is detachably and tightly connected with the inner wall of the pump cavity;
the elastic part is sleeved on the periphery of the valve rod, the lower end of the elastic part is abutted against the upper wall surface of the switch, and the upper end of the elastic part is abutted against the inner wall surface of the head cap.
2. The improved structure of the spray head of claim 1, wherein: be provided with vertical extension's sand grip on the periphery wall of valve rod, be provided with the spacing of interval arrangement on the internal perisporium of switch, be formed with the mouth of stepping down that supplies the sand grip to pass between the adjacent spacing, the valve rod rotates to the sand grip and steps down under the corresponding state of mouth, allows the valve rod to reciprocate, the valve rod rotates to under sand grip and the corresponding state of spacing, does not allow the valve rod to reciprocate.
3. The improved structure of the spray head of claim 2, wherein: the limiting ring is arranged on the peripheral wall of the valve rod along the circumferential direction, the limiting ring is arranged below the raised line at intervals, and the limiting ring is arranged at the lower edge of the limiting strip in an assembly completion state.
4. The improved structure of the spray head of claim 2, wherein: the limiting strips are two and are oppositely arranged on the inner peripheral wall of the switch, and the limiting strips transversely extend along the circumferential direction of the switch.
5. The improved structure of the nozzle as claimed in any one of claims 1 to 4, wherein: the improved pump is characterized in that a convex ring is arranged on the inner wall of the pump cavity, a supporting edge capable of being placed on the convex ring is arranged at the edge of the top of the switch, and a clamping groove capable of being clamped at the periphery of the convex ring is formed in the peripheral wall of the switch.
6. The improved structure of the nozzle as claimed in any one of claims 1 to 4, wherein: the valve seat is provided with a T-shaped channel, a supporting platform arranged along the circumferential direction is arranged on the peripheral wall of the lower end of the valve seat, the piston is used for opening and closing a transverse port of the T-shaped channel in an assembled state, and the lower end of the piston is abutted to the upper edge of the supporting platform.
7. The improved structure of the nozzle as claimed in any one of claims 1 to 4, wherein: the upper end of the valve seat is connected with the lower end of the valve rod in an inserting and tight fit mode.
8. The improved structure of the nozzle as claimed in any one of claims 1 to 4, wherein: the upper end of the valve rod is connected with the lower end of the head cap in an inserting and tight fit mode.
CN202121068210.6U 2021-05-18 2021-05-18 Improved structure of spray head Active CN214825634U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202121068210.6U CN214825634U (en) 2021-05-18 2021-05-18 Improved structure of spray head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202121068210.6U CN214825634U (en) 2021-05-18 2021-05-18 Improved structure of spray head

Publications (1)

Publication Number Publication Date
CN214825634U true CN214825634U (en) 2021-11-23

Family

ID=78774989

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202121068210.6U Active CN214825634U (en) 2021-05-18 2021-05-18 Improved structure of spray head

Country Status (1)

Country Link
CN (1) CN214825634U (en)

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