CN216762809U

CN216762809U - Emulsion pump with upper lock and lower lock and emulsion bottle

Info

Publication number: CN216762809U
Application number: CN202220102487.4U
Authority: CN
Inventors: 杭呈; 杨爱文
Original assignee: Ningbo Jinyu Technology Industrial Co ltd
Current assignee: Ningbo Jinyu Technology Industrial Co ltd
Priority date: 2022-01-14
Filing date: 2022-01-14
Publication date: 2022-06-17
Anticipated expiration: 2032-01-14

Abstract

The utility model discloses an upper-lower-locking emulsion pump, which comprises: the pump body is internally provided with a valve rod capable of moving up and down, a piston connected with the bottom end of the valve rod and a spring sleeved on the valve rod and used for always keeping the upward trend of the valve rod; the pump cover is sleeved on the pump body and is matched with the pump body to be connected with the bottle body; the head cap is arranged at the top end of the valve rod and is provided with a liquid outlet hole communicated with the valve rod; the method is characterized in that: the switch assembly comprises a locking sleeve, the locking sleeve is arranged in the pump body and sleeved outside the valve rod, and the upper end and the lower end of the inner side wall of the locking sleeve are respectively and correspondingly provided with an upper locking part and a lower locking part; and the locking piece is arranged on the outer side wall of the valve rod. The upper locking part of the utility model meets the function of hiding the head cap in the transportation process and daily transportation, and the design of the lower locking part meets the requirement of avoiding emulsion loss or loss caused by careless pressing of the head cap in daily normal use, so the practicability is strong, and the switch assembly is simple in design and low in cost.

Description

Emulsion pump with upper lock and lower lock and emulsion bottle

Technical Field

The utility model relates to the field of emulsion pumps, in particular to an upper-locking and lower-locking emulsion pump and an emulsion bottle.

Background

The emulsion pump belongs to a kind of miniature sprayer, is a device for extruding the emulsion in an emulsion bottle out of a bottle body, and is widely applied to various emulsions such as cleaning solution, cosmetics and the like. When in use, the emulsion is extruded out of the head cap through the suction pipe and the pump body by pressing the head cap of the emulsion pump. The head cap of the existing emulsion pump is usually in a flicking state, the head cap is easy to break off in the transportation process, and once the head cap is pressed carelessly in the transportation and use processes, the emulsion is lost or lost. Therefore, in order to solve this problem, there are two methods generally used at present: firstly, a dust cover is sleeved outside the head cap, and the dust cover is sleeved outside the head cap to avoid pressing the head cap, but the dust cover is easily lost in the actual use process, and in the use process, the dust cover needs to be sleeved and pulled off every time, so that the use is inconvenient; secondly, set up the switch spare in the pump body, make switch spare and head cap cooperation, realize opening or closing of head cap, but current structure is more complicated, has not only increased part and manufacturing cost, and stability and security are also lower.

According to the investigation, the prior Chinese invention patent CN200910152519.0 discloses a rotary telescopic spray head of a latex pump, wherein a head cap of the spray head is provided with a liquid outlet nozzle and is connected with a pump body component; the threaded ring is connected with the pump body assembly and is provided with a pin; the rotating ring is provided with a spiral guide chute and a convex buckling position, and the spiral guide chute is provided with an upper end limiting groove and a lower end limiting groove; the outer cover is provided with a guide sliding groove, a rotating groove and a limiting groove. The rotary extension method comprises the following steps: the rotating ring is held by one hand, the outer cover is rotated anticlockwise or clockwise by the other hand, the outer cover drives the pin of the threaded ring to move up and down spirally along the spiral guide chute of the rotating ring and the vertical guide groove of the outer cover, and accordingly the head cap and the pump body assembly connected with the threaded ring are driven to move up and down. The head cap of the spray head can stretch, but the inner structure is complex, the number of parts is large, and the cost is high.

SUMMERY OF THE UTILITY MODEL

The first technical problem to be solved by the utility model is to provide a locking-locking lotion pump which can respectively realize locking or unlocking effects by applying pressing force to a head cap or releasing the pressing force.

The second technical problem to be solved by the utility model is to provide a lotion bottle using the above-mentioned upper-lower lock lotion pump.

The technical scheme adopted by the utility model for solving the first technical problem is as follows: an upper-lower lock emulsion pump, comprising:

the pump body is internally provided with a valve rod capable of moving up and down, a piston connected with the bottom end of the valve rod and a spring sleeved on the valve rod and used for always keeping the upward trend of the valve rod;

the pump cover is sleeved on the pump body and is matched with the pump body to be connected with the bottle body;

the head cap is arranged at the top end of the valve rod and is provided with a liquid outlet hole communicated with the valve rod;

the method is characterized in that: also includes a switch assembly including

The locking sleeve is arranged in the pump body and sleeved outside the valve rod, and the upper end and the lower end of the inner side wall of the locking sleeve are respectively and correspondingly provided with an upper locking part and a lower locking part;

the locking piece is arranged on the outer side wall of the valve rod; the locking piece can be respectively locked and unlocked with the lower locking part and the upper locking part; the locking member is locked with the lower locking portion, the head cap is in the lowest position, the locking member is unlocked with the lower locking portion, the head cap is in the flick state, and the locking member locks the flick head cap with the upper locking portion.

In the utility model, the design of the upper locking part, the lower locking part and the locking piece is multiple, as the optimization, the locking piece is a buckle formed by the outward protrusion of the outer side wall of the valve rod, a guide groove for the locking piece to move up and down is arranged on the inner side wall of the locking sleeve along the axial direction, the upper end of the guide groove extends along the circumferential direction of the locking sleeve to form a sliding groove, the bottom wall of the sliding groove extends upwards to form a protruding part positioned in the sliding groove, the protruding part and the sliding groove body define together to form a clamping groove, and the clamping groove is the upper locking part; rotating the head cap in one direction, wherein the locking piece enters the sliding groove from the guide groove and then passes over the convex part to enter the upper locking part; the lower locking part is a through hole which is formed in the side wall of the locking sleeve and communicated with the lower end of the guide groove, and a clamping part matched with the locking part is formed in the through hole; the head cap is rotated reversely, and the locking piece enters the through hole from the guide groove. Among this switch module, go up locking portion, lower locking portion for offer draw-in groove and the through hole on the locking cover, the locking piece is the outside buckle that the protrusion formed of the lateral wall of valve rod, realizes switch module's function through the guide slot of offering on the locking cover between the two, should go up and lock down the emulsion pump and only increased a part of locking cover, consequently, the design is succinct, the equipment is convenient, and the cost is also low.

In the utility model discloses an in, the design of card portion of establishing is multiple, the roof downwardly extending of lower locking portion forms the lug, and this lug is promptly the card portion of establishing. The clamping part is an integrated part integrated with the locking sleeve, and the design is simple.

In order to facilitate the locking member to be smoothly screwed into the upper locking portion from the inside of the guide groove, it is preferable that a top wall of the protrusion and a side wall of the guide groove are connected together by a chamfered structure.

Further, as preferred, the quantity of guide slot is two or many, and all guide slots set up along the circumference interval of locking cover, the quantity of locking piece is two or many, and all locking pieces set up along the circumference interval of valve rod.

In order to facilitate the locking member to be smoothly screwed into the lower locking portion and to avoid being stuck in the lower locking portion, preferably, the front end of the locking member is wedge-shaped, and the head cap is rotated, and the front end of the locking member is inserted into the lower locking portion in the rotating direction.

The technical scheme adopted by the utility model for solving the second technical problem is as follows: the emulsion bottle comprises a bottle body and is characterized in that any one of the upper-locking lower-locking emulsion pumps is applied.

Compared with the prior art, the utility model has the advantages that: the switch component of the utility model comprises a locking sleeve which is arranged in a pump body and sleeved outside a valve rod and a locking piece which is arranged on the outer side wall of the valve rod, wherein the upper end and the lower end of the inner side wall of the locking sleeve are respectively provided with an upper locking part and a lower locking part, the locking piece can be respectively locked and unlocked with the lower locking part and the upper locking part, a head cap is pressed to the lowest position in the transportation process and is locked with the lower locking part through the locking piece to avoid the head cap from being broken, the locking piece and the lower locking part are unlocked in normal use, the head cap is flicked, when the switch component is not used, the locking piece and the upper locking part are locked by rotating the head cap to avoid emulsion loss or loss caused by carelessly pressing the head cap, when the switch component is used, the locking piece and the upper locking part are unlocked, the function of hiding the head cap in the transportation process and daily transportation is satisfied, and the design of the lower locking part is satisfied in daily normal use, avoid careless press the head cap and will cause emulsion to run off or the loss, consequently, the practicality is strong, and switch module design is succinct moreover, and is with low costs.

Drawings

FIG. 1 is a schematic diagram of an embodiment of a lock-up and lock-down emulsion pump.

FIG. 2 is an exploded view of the upper and lower lock-up lotion pump shown in FIG. 1;

FIG. 3 is a cross-sectional view of the upper and lower latching lotion pump of FIG. 1 in a first state (i.e., the latching member is latched to the lower latching portion and the head cap is at the lowest position);

FIG. 4 is a cross-sectional view of the upper and lower locking lotion pumps shown in FIG. 1 in a second state (i.e., the locking member is unlocked from the lower locking portion and the head cap is in a flicked state);

FIG. 5 is a cross-sectional view of the upper and lower latching lotion pump of FIG. 1 in a third state (i.e., the latching member is latched to the upper latching portion and the flipped open top cap is latched);

fig. 6 is a schematic structural view of a locking sleeve in an embodiment of the utility model.

Fig. 7 is a schematic structural view of a locking sleeve in an embodiment of the utility model.

Detailed Description

The utility model is described in further detail below with reference to the accompanying examples.

Referring to fig. 1 to 7, a preferred embodiment of the upper-lower locking lotion pump of the present invention is shown, which comprises a pump body 10, a pump cover 2, a head cap 3, and a switch assembly.

The pump body 10 is internally provided with a valve rod 12 capable of moving up and down, a piston 11 connected with the bottom end of the valve rod 12 and a spring 13 sleeved on the valve rod 12 and always keeping the valve rod 12 to have an upward trend, a valve needle 14 penetrates from the bottom of the piston 11 and then is inserted into the valve rod 12, the valve rod 12 and the valve needle 14 are both of a hollow structure and are used for emulsion to pass through, and a glass bead 15 is arranged in a valve seat at the bottom of the pump body 10. A straw 5, which is inserted into a bottle (not shown), is inserted into the bottom of the pump body 10.

The pump cover 2 is sleeved on the pump body 10 to connect the pump body 10 and the bottle body together, specifically, the periphery of the pump cover 2 is formed by double-layer annular walls, the pump body 10 penetrates through the inner-layer annular wall, and the inner-layer annular wall is provided with internal threads and is in threaded connection with external threads of a bottle body opening.

The head cap 3 is arranged at the top end of the valve rod 12 and is provided with a liquid outlet hole 31 communicated with the valve rod 12, specifically, the inner top wall of the head cap 3 extends downwards to form a flow channel of a hollow structure, the flow channel is inserted into the top end of the valve rod 12, and the hollow structure is the liquid outlet hole 31.

The switch assembly includes a locking sleeve 41 and a locking member 42. Wherein:

the locking member 42 is a snap formed by an outward protrusion of the outer sidewall of the valve stem 12. The front end of the locking member 42 is wedge-shaped. The locking pieces 42 are two in number and are provided at intervals in the circumferential direction of the valve stem 12.

The locking sleeve 41 is arranged in the pump body 10 and sleeved outside the valve rod 12, the upper end and the lower end of the inner side wall of the locking sleeve 41 are respectively provided with an upper locking part 41a and a lower locking part 41b, the inner side wall of the locking sleeve 41 is axially provided with two guide grooves 41c for the locking piece 42 to move up and down, referring to fig. 7, the guide grooves 41c are arranged at intervals along the circumferential direction of the locking sleeve 41, and the upper end of the guide groove 41c extends along the circumferential direction of the locking sleeve 41 to form a sliding groove 41 d; referring to fig. 6, the sliding groove 41d is arranged in a clockwise direction, the bottom wall of the sliding groove 41d extends upwards to form a protruding portion 41e located in the sliding groove 41d, the top wall of the protruding portion 41e and the side wall of the guide groove 41c are connected together through a chamfer structure, the protruding portion 41e and the body of the sliding groove 41d define a slot, which is an upper locking portion 41a, when the headgear 3 is in a flick state, the headgear 3 is rotated clockwise, the locking member 42 enters the sliding groove 41d from the guide groove 41c, then passes over the protruding portion 41e to enter the upper locking portion 41a and is locked therein, and the headgear 3 is rotated counterclockwise, and the locking member 42 is released from the upper locking portion 41 a.

The lower locking portion 41b is a through hole opened in the side wall of the lock sleeve 41 and communicating with the lower end of the guide groove 41c, and a catching portion 41b1 for engaging with the locking piece 42 is formed in the through hole. Specifically, the top wall of the lower locking portion 41b extends downward to form a projection, which is the engaging portion 41b1, as shown in fig. 6, the through hole is provided on one side of the guide groove 41c in the clockwise direction, when the head cap 3 is pressed to the lowest position, the head cap 3 is rotated clockwise, the front end of the locking member 42 is inserted into the lower locking portion 41b in the rotating direction, and is engaged with the lower locking portion 41b by the engaging portion 41b 1; the head cap 3 is rotated counterclockwise, and the locking piece 42 is disengaged from the lower locking portion 41b and is ejected.

Claims

1. An upper-lower lock emulsion pump, comprising:

the pump body (10) is internally provided with a valve rod (12) which can move up and down, a piston (11) connected with the bottom end of the valve rod (12) and a spring (13) which is sleeved on the valve rod (12) and always keeps the valve rod (12) to have an upward trend;

the pump cover (2) is sleeved on the pump body (10) and is matched with the pump body (10) to be connected with the bottle body;

the head cap (3) is arranged at the top end of the valve rod (12), and the head cap (3) is provided with a liquid outlet hole (31) communicated with the valve rod (12);

the method is characterized in that: also includes a switch assembly including

A locking sleeve (41) which is arranged in the pump body (10) and sleeved outside the valve rod (12), wherein the upper end and the lower end of the inner side wall of the locking sleeve (41) are respectively provided with an upper locking part (41a) and a lower locking part (41b) correspondingly;

a lock member (42) provided on an outer side wall of the valve stem (12); the locking member (42) can be locked and unlocked with the lower locking portion (41b) and the upper locking portion (41a), respectively; wherein the head cap (3) is in the lowest position when the locking member (42) is locked with the lower locking portion (41b), the head cap (3) is in the flicked state when the locking member (42) is unlocked with the lower locking portion (41b), and the flicked head cap (3) is locked when the locking member (42) is locked with the upper locking portion (41 a).

2. An upper-lower lock-up emulsion pump according to claim 1, wherein: the locking piece (42) is a buckle formed by outwards protruding the outer side wall of the valve rod (12), a guide groove (41c) for the locking piece (42) to move up and down is formed in the inner side wall of the locking sleeve (41) along the axial direction, the upper end of the guide groove (41c) extends along the circumferential direction of the locking sleeve (41) to form a sliding groove (41d), the bottom wall of the sliding groove (41d) extends upwards to form a protruding part (41e) located in the sliding groove (41d), the protruding part (41e) and the body of the sliding groove (41d) are limited together to form a clamping groove, and the clamping groove is the upper locking part (41 a); rotating the head cap (3) in one direction, the locking piece (42) enters the sliding groove (41d) from the guide groove (41c), and then enters the upper locking part (41a) by passing over the convex part (41 e); the lower locking part (41b) is a through hole which is arranged on the side wall of the locking sleeve (41) and communicated with the lower end of the guide groove (41c), and a clamping part (41b1) matched with the locking piece (42) is formed in the through hole; the head cap (3) is rotated in the reverse direction, and the locking member (42) enters the through hole from the inside of the guide groove (41 c).

3. An upper-lower lock-up emulsion pump according to claim 2, wherein: the top wall of the lower locking part (41b) extends downwards to form a bump, and the bump is the clamping part (41b 1).

4. An upper-lower lock-up emulsion pump according to claim 2, wherein: the top wall of the bulge part (41e) is connected with the side wall of the guide groove (41c) through a chamfer structure.

5. An upper-lower lock-up emulsion pump according to claim 2, wherein: the number of the guide grooves (41c) is two or more, all the guide grooves are arranged along the circumferential direction of the locking sleeve (41) at intervals, the number of the locking pieces (42) is two or more, and all the locking pieces are arranged along the circumferential direction of the valve rod (12) at intervals.

6. An upper-lower lock-up emulsion pump according to any one of claims 2 to 5, wherein: the front end of the locking piece (42) is wedge-shaped, the head cap (3) is rotated, and the front end of the locking piece (42) is inserted into the lower locking part (41b) along the rotating direction.

7. A lotion bottle, includes the bottle, its characterized in that: use of a lock-up emulsion pump according to any one of claims 1 to 5.