CN217674322U - Bottle mouth built-in quantitative extrusion structure - Google Patents

Abstract

A quantitative extrusion structure with a built-in bottleneck, in particular to a quantitative extrusion structure with a built-in bottleneck squeeze pump for a flexible container. Pump body top and bottle lid threaded connection, and pump body top outer wall and body bottleneck inner wall department sealing connection, pump stopper seat sets up in pump body hypomere and pump body sliding connection, and the pump stopper sets up to be connected with pump stopper seat on the pump stopper seat, and the pump stopper outer wall is provided with sealing ring and pump body inner wall sliding connection, and the cavity is the pump storehouse between pump body top and the pump stopper top, and the actuating arm symmetry sets up in pump body both sides, and the actuating arm lateral surface is hugged closely in the body, is provided with return spring between two actuating arm bottom inboards. Two actuating arm strokes are fixed for pump body storehouse volume is fixed, and the extrusion container wall makes the actuating arm promote the pump plug and removes, pumps the pump body with solution, makes the actuating arm reset under return spring effect after the release, and the pump plug moves down, with in the bottle solution suction pump body storehouse, the effect of ration extraction has all been realized to extrusion at every turn, has brought more joyful use for the user and has experienced.

Description

Bottle mouth built-in quantitative extrusion structure

Technical Field

The utility model relates to a bottleneck embeds ration extrusion structure, concretely relates to flexible container is with quantitative extrusion structure of bottleneck built-in squeeze pump.

Background

In daily life, often can use the container storage liquid of taking the squeeze pump structure, use through the mode of pressing taking out liquid when needs use, need not to use after pouring liquid with the container uncap, brought very big facility for the user.

Present extrusion pump structure is mostly negative pressure formula structure, like the shampoo, the extrusion structure of shower bath, the pump head is located the container top, press the internal air of pump head extrusion pump, loosen the pump head and take out liquid and use, the volume of drawing of liquid with press the volume phase-match, it is unset to go out liquid volume, because the pump head passes through the spring and controls the stroke, appear often pressing excessively or pressing the not enough condition, lead to out the demand that the liquid measure can not be better satisfies the user, and when using if only with the one-hand operation the condition that the container unstability appears and overturn the container easily, bring not good use experience for the user.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to defect among the prior art or not enough, a bottleneck embeds ration extrusion structure is provided, use with the cooperation of plastic container class flexible container, the actuating arm that sets up the symmetry on the extrusion pump laminates with the container inner wall mutually, two actuating arm strokes are fixed, make pump body storehouse volume fixed, the extrusion container wall makes the actuating arm promote the pump stopper and removes, pump the pump body with solution, make the actuating arm reset under the return spring effect after the release, the pump stopper moves down, with in the bottle solution suction pump body storehouse, the effect of ration extraction has all been realized to extrusion at every turn, the condition of excessive extraction can not appear, the operation can be accomplished to the one hand, high durability and convenient use, good use effect, more joyful use experience has been brought for the user.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the anti-dust bottle cap comprises a bottle cap 2, a dust-proof sealing cover 3 and an extruding mechanism 4, wherein the bottle cap 2 is in threaded connection with the dust-proof sealing cover 3, the extruding mechanism 4 is positioned in a bottle body 1, the extruding mechanism 4 is in threaded connection with the bottle cap 2, the extruding mechanism 4 comprises a pump body 4-1, a pump plug seat 4-2 and a pump plug 4-3, the top of the pump body 4-1 is in threaded connection with the bottle cap 2, the outer wall of the top of the pump body 4-1 is in sealed connection with the inner wall of a bottle opening of the bottle body 1, the pump plug seat 4-2 is arranged at the lower section of the pump body 4-1 and is in sliding connection with the pump body 4-1, the pump plug 4-3 is arranged on the pump plug seat 4-2 and is connected with the pump plug seat 4-2, the outer ring of the pump plug 4-3 is connected with the inner wall of the pump body 4-1 in a sliding mode, a sealing ring is arranged on the outer wall of the pump plug 4-3 and is connected with the inner wall of the pump body 4-1 in a sealing mode, a cavity between the top of the pump body 4-1 and the top of the pump plug 4-3 is a pump bin 4-11, the pump body 4-1 is provided with driving arms 4-4, the driving arms 4-4 are symmetrically arranged on two sides of the pump body 4-1, the tops of the driving arms 4-4 are abutted to the pump body 4-1, the outer side faces of the driving arms 4-4 are tightly attached to the bottle body 1, and return springs 4-7 are arranged between the inner sides of the bottoms of the two driving arms 4-4.

The middle part of the driving arm 4-4 is provided with a connecting rod 4-5, one end of the connecting rod 4-5 is connected with the driving arm 4-4, and the other end of the connecting rod 4-5 is movably connected with two ends of the bottom of the pump plug seat 4-2.

The bottom of the driving arm 4-4 is provided with a driving sheet 4-6, and the driving sheet 4-6 is closely attached to the bottle body 1.

The pump body 4-1 comprises a liquid outlet cavity 4-1-1 and a stroke cavity 4-1-2, and the outer diameter of the stroke cavity 4-1-2 is smaller than that of the liquid outlet cavity 4-1-1.

The inside of the section of the liquid outlet cavity 4-1-1 is of an L-shaped structure, one end of the liquid outlet cavity is communicated with the stroke cavity 4-1-2, the other end of the liquid outlet cavity is suspended, and the suspended part and the stroke cavity 4-1-2 form a liquid inlet groove 4-12.

The liquid outlet cavity 4-1-1 is internally provided with a pump-out slide 4-8, the lower part of the liquid inlet groove 4-12 is provided with a suction slide 4-9, the pump-out slide 4-8 and the suction slide 4-9 have the same structure and are both provided with arc-shaped convex blocks at the tops and cylindrical bar structures at the bottoms, the top ends of the cylindrical bars are provided with conical limiting heads with the diameters larger than those of the cylindrical bars, the arc-shaped convex blocks of the pump-out slide 4-8 are positioned in the liquid outlet cavity 4-1-1, the cylindrical bars penetrate into the stroke cavity 4-1-2 downwards, the arc-shaped convex blocks of the suction slide 4-9 are positioned in the stroke cavity 4-1-2, and the cylindrical bars penetrate into the liquid inlet groove 4-12 upwards.

Furthermore, pump outlets 4-10 are symmetrically arranged in the liquid outlet cavity 4-1-1 and the liquid inlet groove 4-12, and the pump outlets 4-10 are positioned at one side of the cylindrical strips of the pump outlet slide 4-8 and the suction slide 4-9 and do not exceed the coverage range of the arc-shaped convex blocks.

After the technical scheme is adopted, the utility model discloses beneficial effect does: set up the actuating arm of symmetry and laminate mutually with the container inner wall, two actuating arm strokes are fixed, make pump body storehouse volume fixed, the extrusion container wall makes the actuating arm promote the pump stopper and removes, pump the pump body with solution, make the actuating arm restore to the throne under return spring effect after the release, the pump stopper moves down, with in the bottle solution extraction return pump body storehouse, the effect of ration extraction has all been realized to extrusion at every turn, the condition of excessive extraction can not appear, the operation can be accomplished to the one hand, high durability and convenient use, the use effect is good, more joyful use experience has been brought for the user.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Fig. 1 is a schematic view of the overall connection state of the present invention;

FIG. 2 is a schematic view of the structure of FIG. 1 in the direction C-C;

fig. 3 is a schematic structural diagram of the squeezing mechanism 4 in the present invention;

FIG. 4 is a right side view of FIG. 3;

FIG. 5 isbase:Sub>A sectional view taken along line A-A of FIG. 4;

FIG. 6 is a sectional view taken along line B-B of FIG. 3;

FIG. 7 is a top view of FIG. 3;

FIG. 8 is a sectional view of the structure taken along line D-D in FIG. 7;

fig. 9 is an enlarged schematic view of E in fig. 8.

Description of reference numerals: the anti-dust pump comprises a bottle body 1, a bottle cap 2, a dustproof sealing cover 3, an extrusion mechanism 4, a pump body 4-1, a pump plug seat 4-2, a pump plug 4-3, a driving arm 4-4, a connecting rod 4-5, a driving sheet 4-6, a return spring 4-7, a pump slide 4-8, a suction slide 4-9, a pump outlet 4-10, a pump bin 4-11, a liquid inlet groove 4-12, a liquid outlet cavity 4-1-1 and a stroke cavity 4-1-2.

Detailed Description

Referring to fig. 1 to 9, the technical solution adopted by the present embodiment is: it comprises a bottle cap 2, a dustproof sealing cover 3 and an extrusion mechanism 4, wherein the bottle cap 2 is in threaded connection with the dustproof sealing cover 3, the extrusion mechanism 4 is positioned in a bottle body 1, the extrusion mechanism 4 is in threaded connection with the bottle cap 2, the extrusion mechanism 4 comprises a pump body 4-1, a pump plug seat 4-2 and a pump plug 4-3, the top of the pump body 4-1 is connected with the bottle cap 2 by screw thread, the outer wall of the top of the pump body 4-1 is hermetically connected with the inner wall of the bottle opening of the bottle body 1, the pump plug seat 4-2 is arranged on the lower section of the pump body 4-1 and is in sliding connection with the pump body 4-1, the pump plug 4-3 is arranged on the pump plug seat 4-2 and is connected with the pump plug seat 4-2, the outer ring of the pump plug 4-3 is in sliding connection with the inner wall of the pump body 4-1, the outer wall of the pump plug 4-3 is provided with a sealing ring which is connected with the inner wall of the pump body 4-1 in a sealing way, a cavity between the top of the pump body 4-1 and the top of the pump plug 4-3 is a pump chamber 4-11, the pump body 4-1 is provided with a driving arm 4-4, the driving arms 4-4 are symmetrically arranged at two sides of the pump body 4-1, the top of the driving arm 4-4 is abutted against the pump body 4-1, the outer side surface of the driving arm 4-4 is tightly attached to the bottle body 1, a return spring 4-7 is arranged between the inner sides of the bottoms of the two driving arms 4-4, the middle part of the driving arm 4-4 is provided with a connecting rod 4-5, one end of the connecting rod 4-5 is connected with the driving arm 4-4, the other end of the connecting rod 4-5 is movably connected with two ends of the bottom of the pump plug seat 4-2, the bottom of the driving arm 4-4 is provided with a driving sheet 4-6, and the driving sheet 4-6 is closely attached to the bottle body 1. When the bottle body 1 is needed to be inverted or used obliquely to ensure that the solution in the bottle completely immerses the pump body 1, the up-stroke state and the down-stroke state in the embodiment are described as stroke description under the state that the bottle body 1 is placed right, the pump plug seat 4-2 and the pump plug 4-3 are arranged into a movable structure, the pump body 4-1 is provided with symmetrical driving arms 4-4, one end of each driving arm 4-4 is arranged on the pump body 4-1 in a top-mounted mode, one end of each driving arm 4-4 is provided with a driving sheet 4-6 which is tightly attached to the bottle body 1, the area of each driving sheet 4-6 is larger than that of each driving arm 4-4 so as to be convenient to extrude, the bottle body 1 is extruded to enable the driving arms 4-4 to be tightened, the connecting rods 4-5 push the pump plug seat 4-2 to move upwards in the inward moving process, so that the pump plug seat 4-2 integrally moves upwards, meanwhile, the pump plug 4-3 moves upwards, and the pump plug 4-3 moves upwards, air in the pump bin 4-11 is extruded and discharged, after the air is loosened, under the action of a return spring 4-7, a driving sheet 4-6 and a driving arm 4-4 are tightly attached to the inner wall of the bottle body 1 to descend, the driving arm 4-4 is gradually released from a compressed state, a connecting rod 4-5 drives a pump plug seat 4-2 to descend, a pump plug 4-3 synchronously descends, the solution in the bottle body 1 is sucked into the pump bin 4-11 under the action of negative pressure until the pump bin 4-11 is filled with the solution, the stroke of the driving arm 4-4 is fixed, the volume of the pump bin 4-11 is fixed, the solution sucked by each extrusion is the same, quantitative extraction is realized, the bottle body 1 is pressed again to enable the pump plug 4-3 to ascend again, the solution is extruded and used, and the quantitative extrusion of the solution can be easily realized by a pressing and loosening mode, the daily use of the user is greatly facilitated, and the operation can be accurately carried out by one hand.

Further, the pump body 4-1 comprises a liquid outlet cavity 4-1-1 and a stroke cavity 4-1-2, and the outer diameter of the stroke cavity 4-1-2 is smaller than that of the liquid outlet cavity 4-1-1. The liquid outlet cavity 4-1-1 is used for extruding the solution to the position of the bottle cap 2 for pouring out the solution or is matched with a self-priming pump head for extraction, the stroke cavity 4-1-2 is used for stroke limit of the pump plug 4-3, and negative pressure is generated in the stroke cavity to extract the solution to the pump bin 4-11 for storage and taking.

Furthermore, the inside of the section of the liquid outlet cavity 4-1-1 is of an L-shaped structure, one end of the liquid outlet cavity is communicated with the stroke cavity 4-1-2, the other end of the liquid outlet cavity is suspended, and the suspended part and the stroke cavity 4-1-2 form a liquid inlet groove 4-12. One end of the L-shaped structure is used for discharging liquid, and the suspension part at one end forms a liquid inlet groove 4-12 for sucking the solution.

Further, a pump-out slide 4-8 is arranged in the liquid outlet cavity 4-1-1, a suction slide 4-9 is arranged below the liquid inlet groove 4-12, the pump-out slide 4-8 and the suction slide 4-9 have the same structure and are both arc-shaped convex blocks at the tops and cylindrical bar structures at the bottoms, a conical limiting head with the diameter larger than that of the cylindrical bar is arranged at the top end of the cylindrical bar, the arc-shaped convex blocks of the pump-out slide 4-8 are positioned in the liquid outlet cavity 4-1-1, the cylindrical bar penetrates downwards into the stroke cavity 4-1-2, the arc-shaped convex blocks of the suction slide 4-9 are positioned in the stroke cavity 4-1-2, the cylindrical bar penetrates upwards into the liquid inlet groove 4-12, the pump outlet 4-10 and the liquid inlet groove 4-12 are symmetrically arranged with the pump outlet 4-10, the pump outlet 4-8 and the suction slide 4-9 being positioned at one side of the cylindrical bar of the pump-out slide 4-1 and the suction slide 4-9 and not exceeding the coverage range of the arc-shaped convex blocks. By arranging the pump-out slide 4-8 and the suction slide 4-9 which have the same structures and are arranged in opposite directions, negative pressure acts on the suction slide 4-9 during liquid suction to suck the suction slide out of the original position, so that a solution can enter from the pump outlet 4-10 at one side of the pump-out slide, the solution in the pump bin 4-11 is extruded during extrusion, the solution is extruded from the pump outlet 4-10 at one side of the pump-out slide 4-8, the pump-out slide 4-8 is jacked up at the same time, and the suction slide 4-9 is synchronously jacked back to block backflow of the liquid inlet tank 4-12 until the solution is completely extruded out of the liquid cavity 4-1-1.

The utility model discloses a theory of operation: the embodiment can be matched with any common plastic bottle for use, and can also be matched with a pump head with a liquid outlet mechanism for use, the extrusion mechanism 4 and the bottle cap 2 are screwed in and then put into the bottle mouth, at the moment, the driving arm 4-4 is tightened, the pump plug 4-3 empties the air in the pump bin 4-11, the bottle body 1 is filled with the solution, under the action force of the return spring 4-7, the driving sheet 4-6 and the driving arm 4-4 are tightly attached to the inner wall of the bottle body 1 to descend, in the descending process of the extrusion mechanism 4, the driving arm 4-4 is gradually released from the compressed state, the connecting rod 4-5 drives the pump plug seat 4-2 to descend, the pump plug 4-3 synchronously descends, negative pressure is generated in the stroke cavity 4-1-2, the suction slip 4-9 is sucked down, and the outlet 4-10 of the blocked pump is opened, the solution in the bottle flows into the pump bin 4-11 from the liquid inlet tank 4-12 through the pump outlet 4-10, the solution in the bottle can be continuously injected into the pump bin 4-11 under the action of negative pressure, after the bottle cap 2 is screwed, the extrusion mechanism 4 is at the lowest stroke position, the driving arm 4-4 is not expanded any more, the liquid absorption is stopped, at the moment, the opening plane of the liquid outlet cavity 4-1-1 at the top of the pump body 4-1 is close to the position of the bottle mouth, the bottle body 1 is pressed to correspond to the position of the driving sheet 4-6, the driving sheet 4-6 drives the driving arm 4-4 to extrude inwards, the connecting rod 4-5 pushes the pump plug seat 4-2 to move upwards in the inwards moving process, so that the pump plug seat 4-2 integrally moves upwards, the pump plug 4-3 is driven to move upwards, the pump plug 4-3 moves upwards, the solution in the pump bin 4-11 is extruded in the upwards moving process of the pump plug 4-3, extruding from a pump outlet 4-10, jacking a pump outlet slide 4-8 at the same time, synchronously jacking a suction slide 4-9 back to block a liquid inlet tank 4-12 from flowing back until the solution is completely extruded into a liquid outlet chamber 4-1-1, directly opening a dustproof sealing cover 3 to pour the solution at the moment, or pumping the quantitatively extruded solution out through a self-suction pump head for use, loosening a bottle body 1, descending and resetting an extrusion mechanism 4 again under the action of a return spring 4-7, repeating the liquid suction process, and quantitatively storing the solution through the extrusion structure of the embodiment well, wherein the same dosage is used every time.

The above description is only for the purpose of illustrating the technical solutions of the present invention and not for the purpose of limiting the same, and other modifications or equivalent replacements made by those of ordinary skill in the art to the technical solutions of the present invention should be covered within the scope of the claims of the present invention as long as they do not depart from the spirit and scope of the technical solutions of the present invention.

Claims (7)

1. The utility model provides a structure is extruded to built-in ration of bottleneck, it contains bottle lid (2), dustproof sealing lid (3), extrusion mechanism (4), bottle lid (2) and dustproof sealing lid (3) threaded connection, its characterized in that: the extrusion mechanism (4) is positioned in the bottle body (1) and the extrusion mechanism (4) is connected with the bottle cap (2) by screw thread, the extrusion mechanism (4) comprises a pump body (4-1), a pump plug seat (4-2) and a pump plug (4-3), the top of the pump body (4-1) is in threaded connection with the bottle cap (2), the outer wall of the top of the pump body (4-1) is hermetically connected with the inner wall of a bottle opening of the bottle body (1), the pump plug seat (4-2) is arranged on the lower section of the pump body (4-1) and is in sliding connection with the pump body (4-1), the pump plug (4-3) is arranged on the pump plug seat (4-2) and is connected with the pump plug seat (4-2), the outer wall of the pump plug (4-3) is provided with a sealing ring and is in sliding connection with the inner wall of the pump body (4-1), a cavity between the top of the pump body (4-1) and the top of the pump plug (4-3) is a pump bin (4-11), the pump body (4-1) is provided with driving arms (4-4), the driving arms (4-4) are symmetrically arranged on two sides of the pump body (4-1), the tops of the driving arms (4-4) are abutted to the pump body (4-1), the outer side face of the pump arm (4-4) is located on the bottle body (1), and a return spring (4-4) is arranged between the inner sides of the bottoms of the two driving arms (4-4).

2. The bottle opening built-in quantitative extrusion structure according to claim 1, characterized in that: the middle part of the driving arm (4-4) is provided with a connecting rod (4-5), one end of the connecting rod (4-5) is connected with the driving arm (4-4), and the other end of the connecting rod (4-5) is movably connected with two ends of the bottom of the pump plug seat (4-2).

3. The bottle opening built-in quantitative extrusion structure according to claim 1, wherein: the bottom of the driving arm (4-4) is provided with a driving sheet (4-6), and the driving sheet (4-6) is closely attached to the bottle body (1).

4. The bottle opening built-in quantitative extrusion structure according to claim 1, wherein: the pump body (4-1) comprises a liquid outlet cavity (4-1-1) and a stroke cavity (4-1-2), and the outer diameter of the stroke cavity (4-1-2) is smaller than that of the liquid outlet cavity (4-1-1).

5. The structure for quantitatively extruding a bottle with a built-in mouth as claimed in claim 4, wherein: the inside of the section of the liquid outlet cavity (4-1-1) is of an L-shaped structure, one end of the liquid outlet cavity is communicated with the stroke cavity (4-1-2), the other end of the liquid outlet cavity is suspended, and the suspended part and the stroke cavity (4-1-2) form a liquid inlet groove (4-12).

6. The bottle opening built-in quantitative extrusion structure according to claim 5, wherein: the liquid outlet cavity (4-1-1) is internally provided with a pump-out slide (4-8), the liquid inlet groove (4-12) is provided with a suction slide (4-9) below, the pump-out slide (4-8) and the suction slide (4-9) have the same structure and are respectively provided with an arc-shaped convex block at the top and a cylindrical bar structure at the bottom, the top end of the cylindrical bar is provided with a conical limiting head with the diameter larger than that of the cylindrical bar, the arc-shaped convex block of the pump-out slide (4-8) is positioned in the liquid outlet cavity (4-1-1), the cylindrical bar penetrates into the stroke cavity (4-1-2) downwards, the arc-shaped convex block of the suction slide (4-9) is positioned in the stroke cavity (4-1-2), and the cylindrical bar penetrates into the liquid inlet groove (4-12) upwards.

7. The bottle opening built-in quantitative extrusion structure according to claim 5, wherein: pump outlets (4-10) are symmetrically arranged in the liquid outlet cavity (4-1-1) and the liquid inlet groove (4-12), and the pump outlets (4-10) are positioned at one side of the cylindrical strips of the pump outlet slide (4-8) and the suction slide (4-9) and do not exceed the coverage range of the arc-shaped convex blocks.

Images