CN218663214U

CN218663214U - Full-plastic left-right self-locking emulsion pump

Info

Publication number: CN218663214U
Application number: CN202223060396.8U
Authority: CN
Inventors: 梁配辉; 朱茂勇; 梁金考; 张永雷
Original assignee: Zhongshan Majesty Packaging Systems Co Ltd
Current assignee: Guangdong Meijieshi Holdings Co ltd
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-03-21
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a auto-lock emulsion pump about plastic, include the button, the pump body, lock bottle lid, locking closure, pump pole, spring, check valve, piston and the drainage pipe of making by plastic materials, the spring housing is established in the pump pole outside and is set up in last pump chamber, and the spring roof pressure is between button and locking closure, is equipped with between locking closure and the button and can will press the locking of button self-lock device about. Because the utility model discloses the spare part of whole emulsion pump all is plastic material, then need not to disassemble the classification after retrieving this emulsion pump and retrieve again, also effectively reduced the cost of labor of retrieving when retrieving the facility. Furthermore, the utility model discloses be equipped with between locking closure and button and can make its self-lock device about unable pressing with the button locking, the adoption is controlled the rotation and can be realized the locking to the button, prevents that the button from taking place to kick-back and extruding liquid in the bottle because of collision or extrusion in the transportation, and simple structure has reduced the processing cost and the processing degree of difficulty of spare part.

Description

Full-plastic left-right self-locking emulsion pump

Technical Field

The utility model relates to a latex pump correlation technique field especially relates to a auto-lock latex pump about plastic.

Background

The emulsion pump is widely applied to daily chemical products, and brings convenience to life. In the existing emulsion pump, a metal spring is generally adopted as a rebound device of a press head, and glass beads are adopted as a one-way sealing element, so that the existing emulsion pump usually comprises plastic, metal, glass and other parts, the emulsion pump needs to be disassembled and then classified for recycling when being recycled, and the recycling labor cost is increased while the recycling is inconvenient.

In addition, current emulsion pump generally possesses self-lock device and kick-backs with the restriction according to the head to this prevents according to the head in the transportation because of collision or extrude the interior liquid of bottle, this type of self-lock device sets up in the inside of pump pole and locking closure mostly, has improved the processing cost and the processing degree of difficulty of emulsion pump spare part.

The present invention is made based on such a situation.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at overcoming the not enough of prior art, provide a full plastic auto-lock emulsion pump about, have be convenient for retrieve, recovery cost low, simple structure, be convenient for processing, characteristics that the cost of manufacture is low.

The utility model discloses a solve its technical problem and the technical scheme who adopts is:

an all-plastic left-right self-locking lotion pump comprises a press head made of plastic materials, a pump body, a lock bottle cap, a lock cover, a pump rod, a spring, a one-way valve, a piston and a liquid guiding pipe, wherein the lock bottle cap is connected with the upper end of the pump body in an inserted mode, a gasket is arranged on the inner side of the lock bottle cap, the pump body comprises an upper pump chamber and a lower pump chamber, the lock cover is arranged between the upper pump chamber and the lower pump chamber, the upper end of the pump rod is fixedly inserted with the press head, the pump rod penetrates through the lock cover and extends into the lower pump chamber, the spring is sleeved on the outer side of the pump rod and arranged in the upper pump chamber, the spring is pressed between the press head and the lock cover, the pump rod is provided with a suction channel, the lower end of the pump rod is provided with a liquid inlet communicated with the suction channel and the lower pump chamber, the piston is arranged in the lower pump chamber and sleeved on the outer side of the pump rod to move up and down along with the pump rod, the one-way valve is arranged at the lower end of the lower pump chamber, the liquid guiding pipe is connected with the lower end of the pump body in an inserted mode, and a left-right self-locking device capable of locking the press head is arranged between the lock cover and the press head.

Preferably, be provided with on the locking closure and upwards stretch into go up the locking portion in the pump chamber, press the head to include inner tube and urceolus, the inner tube with the pump pole is connected and can move about from top to bottom in last pump chamber, the urceolus cover is established in the locking portion outside, it supplies urceolus gliding clearance from top to bottom to leave between pump chamber inner wall and the locking portion to go up, be equipped with the deflector between inner tube and the urceolus, be equipped with the guide way that supplies the deflector to move about from top to bottom in the locking portion, the locking portion upper end is equipped with supply the deflector to rotate about during the bullet to block into and restrict the locking step of deflector downstream, be equipped with on the locking step and prevent that the deflector from deviating from the locking step by oneself and falling into the locking boss in the guide way, the opposite side that the locking step is located the locking boss is equipped with and is used for blockking the rotatory baffle of deflector, locking step, locking boss, baffle and deflector constitute left and right self-lock device will press the head locking on the locking closure.

Preferably, the lower portion of the locking cover is provided with a support portion protruding inwards to support the spring, a guide angle is arranged between the locking step and the guide groove, the piston is provided with an inner sleeve capable of pressing against the bottom of the support portion when the press head is popped, when the press head is popped and rotates, the guide plate slides into the locking step along the guide angle, and the inner sleeve is pressed against the bottom of the support portion.

Preferably, the outer ring of the inner cylinder is provided with a plurality of reinforcing ribs along the axial direction.

Preferably, an upper limit platform and a lower limit platform are respectively arranged on the pump rod above and below the liquid inlet, the piston is positioned between the upper limit platform and the lower limit platform and can move up and down between the upper limit platform and the lower limit platform, the piston is provided with a sealing ring which can be matched with the lower limit platform to realize sealing connection, and when the lower limit platform presses upwards on the sealing ring, the communication between the suction channel and the lower pump chamber is cut off; when the pump rod moves downwards, the lower limiting table is separated from the sealing ring downwards, the suction channel is communicated with the lower pump chamber through the liquid inlet, and the upper limiting table can be pressed on the piston to push the piston to move downwards together after moving downwards for a certain distance.

Preferably, the piston is provided with a limit sleeve matched with the pump rod, the sealing ring is arranged at the lower end of the limit sleeve, the upper limit table is in sealing connection with the limit sleeve when the upper limit table is pressed downwards at the upper end face of the piston, and the upper end of the piston is provided with a convex ring which protrudes inwards and is in interference fit with the outer side wall of the pump rod.

Preferably, the spring is a hollow structure which is vertically through and is integrally formed by injection molding.

Preferably, the spring includes the spring body of cylindricality structure, the through hole that runs through from top to bottom is equipped with in the middle part of spring body, be equipped with on the spring body and run through a plurality of pairs of material removing grooves that remove the material toward same direction from the side direction, the spring body removes two bottom rings about having after the material is removed in the material removing groove to and connect the cross support arm of a plurality of X-shaped of group between two bottom rings from top to bottom.

Preferably, the one-way valve is a ball.

Preferably, the inner side of the lock bottle cap is provided with a plastic gasket.

Compared with the prior art, the beneficial effects of the utility model are that: because the utility model discloses the spare part of whole emulsion pump all is plastic material, then need not to disassemble the classification after retrieving this emulsion pump and retrieve again, also effectively reduced the cost of labor of retrieving when retrieving the facility. Furthermore, the utility model discloses be equipped with between locking closure and button and can make its self-lock device about unable pressing with the button locking, the adoption is controlled the rotation and can be realized the locking to the button, prevents that the button from taking place to kick-back and extruding liquid in the bottle because of collision or extrusion in the transportation, and simple structure has reduced the processing cost and the processing degree of difficulty of spare part.

Drawings

Fig. 1 is an exploded view of the present invention;

fig. 2 is a cross-sectional view of the present invention in a self-locking state;

FIG. 3 isbase:Sub>A cross-sectional view taken along A-A of FIG. 2;

FIG. 4 is a schematic view of a button;

FIG. 5 is a schematic view of the construction of the locking cap;

fig. 6 is a schematic view of the structure of the spring.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings.

Referring to fig. 1 to 3, the utility model provides a full-plastic left and right auto-lock emulsion pump, include the press head 1 of making by plastic materials, the pump body 2, lock bottle lid 3, the locking closure 4, pump rod 5, spring 6, check valve 7, piston 8 and draw liquid pipe 9, lock bottle lid 3 links to each other with the upper end grafting of the pump body 2, packing ring 31 sets up in lock bottle lid 3 inboard, the pump body 2 includes pump chamber 21 and lower pump chamber 22, locking closure 4 sets up between last pump chamber 21 and lower pump chamber 22, the upper end of pump rod 5 is pegged graft fixedly with press head 1, pump rod 5 passes locking closure 4 and stretches into down in the pump chamber 22, spring 6 cover is established in the pump rod 5 outside and is set up in last pump chamber 21, spring 6 roof pressure is between press head 1 and locking closure 4, pump rod 5 is opened there is suction channel 51, the lower extreme of pump rod 5 is provided with the inlet 52 that feeds through suction channel 51 and pump chamber 22, piston 8 is located in lower pump rod 5 and the cover establishes along with pump rod 5 up-down motion, check valve 7 is located the lower extreme of lower pump chamber 22, the lower extreme of pump rod is equipped with the auto-lock head 2 and the pump chamber 2, it can be continuous with the lower extreme of the lock head 1 of the pump chamber 4 to peg graft and the auto-lock head 1 of the pump chamber, the pump body about the auto-lock head.

The all-plastic left-right self-locking emulsion pump is made of plastic materials, so that the emulsion pump is recycled without disassembling, classifying and recycling, the recycling labor cost is effectively reduced while the recycling is convenient, and the problems that a metal spring is easy to corrode and the content is polluted when the metal spring is adopted are also avoided. Furthermore, the utility model discloses be equipped with between locking closure 4 and button 1 and can make its self-lock device about unable pressing with button 1 locking, control rotatory button 1 and can realize the locking to button 1, prevent that button 1 from taking place to kick-back and extruding the interior liquid of bottle because of collision or extrusion in the transportation.

As shown in fig. 2 to 5, a locking portion 41 extending upward into the upper pump chamber 21 is provided on the lock cover 4, the press head 1 includes an inner cylinder 11 and an outer cylinder 12, the inner cylinder 11 is connected to the pump rod 5 and can move up and down in the upper pump chamber 21, the outer cylinder 12 is sleeved outside the locking portion 41, a gap for the outer cylinder 12 to slide up and down is left between the inner wall of the upper pump chamber 21 and the locking portion 41, a guide plate 13 is provided between the inner cylinder 11 and the outer cylinder 12, a guide groove 411 for the guide plate 13 to move up and down is provided on the locking portion 41, a locking step 412 for limiting the guide plate 13 to move down by allowing the guide plate 13 to be inserted by rotating left and right when the press head 1 is sprung is provided on the locking step 412, a locking boss 413 for preventing the guide plate 13 from falling into the guide groove 411 by itself is provided on the locking step 412, a baffle 414 for blocking the guide plate 13 from rotating is provided on the other side of the locking step 413, the locking step 412, the baffle 414 and the guide plate 13 constitute a left and right self-locking device to lock the press head 1 on the lock cover 4, and the self-locking device is provided on the lower end of the press head 1, and the lock cover 4, thereby reducing the machining cost and the self-locking structure.

As shown in fig. 2, 3 and 5, the lower part of the locking cover 4 is provided with a support part 42 which protrudes inwards to support the spring 6, a guide angle 415 is arranged between the locking step 412 and the guide groove 411, the piston 8 is provided with an inner sleeve 81 which can be pressed against the bottom of the support part 42 when the press head 1 is bounced, when the press head 1 bounces and rotates, the guide plate 13 slides into the locking step 412 along the guide angle 415, and the inner sleeve 81 is pressed against the bottom of the support part 42, so that after self-locking, the press head 1, the pump rod 5, the piston 8 and the locking cover 4 can be tightly locked together, and the stability of the locking state is improved.

As shown in FIG. 4, the outer ring of the inner cylinder 11 is provided with a plurality of reinforcing ribs 111 along the axial direction, which can enhance the strength of the inner cylinder 11 and prevent the inner cylinder 11 from deforming due to the pressing of the press head 1, so that the connection between the inner cylinder 11 and the pump rod 5 is loosened.

As shown in fig. 1 to 3, the pump rod 5 is provided with an upper limit table 53 and a lower limit table 54 respectively above and below the liquid inlet 52, the piston 8 is located between the upper limit table 53 and the lower limit table 54 and can move up and down between the upper limit table 53 and the lower limit table 54, the piston 8 is provided with a sealing ring 82 which can be matched with the lower limit table 54 to realize sealing connection, and when the pump rod 5 bounces upwards, the lower limit table 54 presses upwards on the sealing ring 82 to cut off the communication between the suction passage 51 and the lower pump chamber 22; after the press head 1 is pressed down, the pump rod 5 moves downwards, the lower limiting table 54 is separated from the sealing ring 82 downwards, the suction channel 51 is communicated with the lower pump chamber 22 through the liquid inlet 52, and the upper limiting table 53 can be pressed on the piston 8 after moving downwards for a certain distance to push the piston 8 to move downwards together, so that the liquid in the lower pump chamber 22 is pumped out through the suction channel 51; when the pressed press head 1 is released, the pump rod 5 is sprung upwards under the elastic action of the spring 6, the piston 8 is pulled upwards by pressing the lower limit table 54 against the bottom of the sealing ring 82, negative pressure is formed inside the lower pump chamber 22, and the check valve 7 is opened, so that the liquid in the bottle flows into the lower pump chamber 22 through the liquid guide pipe 9. The piston 8 formed by the pump rod 5 and the piston 8 has simple movement structure, few component parts and convenient assembly.

As shown in fig. 2 and 3, the piston 8 is provided with a stopper 83 engaged with the pump rod 5, a seal ring 82 is provided at a lower end of the stopper 83, the upper stopper 53 is sealingly connected to the stopper 83 when the upper stopper 53 is pressed downward against an upper end surface of the piston 8, and the upper end of the piston 8 is provided with a collar 84 protruding inward and interference-engaged with an outer side wall of the pump rod 5.

In this embodiment, spring 6 is the hollow structure that link up from top to bottom, and it is injection moulding integrated into one piece, the production of being convenient for, and the shaping precision is high.

As shown in fig. 5, the spring 6 includes a spring body 61 with a cylindrical structure, a through hole 62 penetrating up and down is formed in the middle of the spring body 61, a plurality of pairs of material removing grooves 63 penetrating through the material removing groove from the lateral direction in the same direction are formed in the spring body 61, the spring body 61 is provided with an upper bottom ring 64 and a lower bottom ring 64 after the material removing groove 63 removes the material, and a plurality of groups of X-shaped cross support arms 65 connected between the two bottom rings 64 up and down.

In this embodiment, the check valve 7 is a ball.

In this embodiment, the plastic gasket 31 is disposed on the inner side of the locking bottle cap 3, and the plastic gasket 31 can enable the locking bottle cap 3 to be better sealed when being connected with a bottle body of a daily chemical product.

The above is only the preferred embodiment of the present invention, as long as the technical solution of the purpose of the present invention is realized by the substantially same means, all belong to the protection scope of the present invention.

Claims

1. The all-plastic left-right self-locking lotion pump is characterized by comprising a press head (1), a pump body (2), a lock bottle cap (3), a lock cover (4), a pump rod (5), a spring (6), a one-way valve (7), a piston (8) and a liquid guiding pipe (9), wherein the press head (1), the pump body (3) and the pump rod (5) are made of plastic materials, the lock bottle cap (3) is connected with the upper end of the pump body (2) in an inserting mode, the pump body (2) comprises an upper pump chamber (21) and a lower pump chamber (22), the lock cover (4) is arranged between the upper pump chamber (21) and the lower pump chamber (22), the upper end of the pump rod (5) is fixedly connected with the press head (1) in an inserting mode, the pump rod (5) penetrates through the lock cover (4) to extend into the lower pump chamber (22), the spring (6) is sleeved on the outer side of the pump rod (5) and arranged in the upper pump chamber (21), the spring (6) is pressed between the press head (1) and the lock cover (4), a suction channel (51) is arranged on the outer side of the pump rod (5) and communicated with the lower end of the pump chamber (22), the pump rod (5) along with the lower pump chamber (22), the lower pump rod (51) and the pump rod (5), the liquid guide pipe (9) is connected with the lower end of the pump body (2) in an inserted manner, and a left-right self-locking device capable of locking the press head (1) is arranged between the lock cover (4) and the press head (1).

2. The all-plastic left-right self-locking emulsion pump as claimed in claim 1, wherein a locking portion (41) extending upwards into the upper pump chamber (21) is arranged on the locking cover (4), the pressing head (1) comprises an inner cylinder (11) and an outer cylinder (12), the inner cylinder (11) is connected with the pump rod (5) and can move up and down in the upper pump chamber (21), the outer cylinder (12) is sleeved outside the locking portion (41), a gap for the outer cylinder (12) to slide up and down is reserved between the inner wall of the upper pump chamber (21) and the locking portion (41), a guide plate (13) is arranged between the inner cylinder (11) and the outer cylinder (12), a guide groove (411) for the guide plate (13) to move up and down is arranged on the locking portion (41), a locking step (412) for the guide plate (13) to be clamped in a left-right rotating manner to limit the guide plate (13) to move down when the pressing head (1) is bounced is arranged at the upper end of the locking portion (41), a boss (413) for preventing the guide plate (412) from falling into the locking step (412), and a boss (413) is arranged on the boss (412) and used for preventing the boss (412) from falling out, and the boss (413) and used for preventing the boss (412) from falling into the boss (412) and used for preventing the boss (412) and preventing the boss (412) from falling out, the locking boss (413), the baffle (414) and the guide plate (13) form a left-right self-locking device to lock the press head (1) on the lock cover (4).

3. A full-plastic left-right self-locking lotion pump according to claim 2, wherein the lower part of the lock cover (4) is provided with a support part (42) which protrudes inwards to support the spring (6), a guide angle (415) is provided between the locking step (412) and the guide groove (411), the piston (8) is provided with an inner sleeve (81) which can press against the bottom of the support part (42) when the pressing head (1) bounces, when the pressing head (1) bounces and rotates, the guide plate (13) slides into the locking step (412) along the guide angle (415), and the inner sleeve (81) is pressed against the bottom of the support part (42).

4. The all-plastic left-right self-locking lotion pump as claimed in claim 2, wherein the outer ring of the inner cylinder (11) is provided with a plurality of reinforcing ribs (111) along the axial direction.

5. An all-plastic left-right self-locking emulsion pump as claimed in claim 1, wherein the pump rod (5) is provided with an upper limit platform (53) and a lower limit platform (54) respectively above and below the liquid inlet (52), the piston (8) is positioned between the upper limit platform (53) and the lower limit platform (54) and can move up and down between the upper limit platform (53) and the lower limit platform (54), the piston (8) is provided with a sealing ring (82) which can be matched with the lower limit platform (54) to realize sealing connection, and when the lower limit platform (54) presses upwards on the sealing ring (82), the communication between the suction channel (51) and the lower pump chamber (22) is cut off; when the pump rod (5) moves downwards, the lower limiting table (54) is separated from the sealing ring (82) downwards, the suction channel (51) is communicated with the lower pump chamber (22) through the liquid inlet (52), and the upper limiting table (53) can be pressed on the piston (8) to push the piston (8) to move downwards together after moving downwards for a certain distance.

6. An all-plastic left-right self-locking emulsion pump according to claim 5, wherein the piston (8) is provided with a limit sleeve (83) which is matched with the pump rod (5), the sealing ring (82) is arranged at the lower end of the limit sleeve (83), when the upper limit platform (53) is pressed downwards on the upper end surface of the piston (8), the upper limit platform (53) is connected with the limit sleeve (83) in a sealing way, and the upper end of the piston (8) is provided with a convex ring (84) which protrudes inwards and is in interference fit with the outer side wall of the pump rod (5).

7. The all-plastic left-right self-locking lotion pump as claimed in claim 1, wherein the spring (6) is a hollow structure with a through hole in the top and bottom, and is integrally formed by injection molding.

8. The all-plastic left-right self-locking lotion pump as claimed in claim 7, wherein the spring (6) comprises a spring body (61) with a cylindrical structure, the middle part of the spring body (61) is provided with a through hole (62) which penetrates up and down, the spring body (61) is provided with a plurality of pairs of material removing grooves (63) which penetrate through the spring body from the lateral direction to the same direction for removing materials, the spring body (61) is provided with an upper bottom ring (64) and a lower bottom ring (64) after being removed by the material removing grooves (63), and a plurality of groups of X-shaped cross support arms (65) which are connected between the two bottom rings (64) from top to bottom.

9. The all-plastic left-right self-locking emulsion pump as claimed in claim 1, wherein the one-way valve (7) is a ball.

10. An all-plastic left-right self-locking lotion pump as claimed in claim 1, wherein the inner side of the lock bottle cap (3) is provided with a plastic washer (31).