CN211108859U - Triangle airless pump - Google Patents
Triangle airless pump Download PDFInfo
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- CN211108859U CN211108859U CN201921773225.5U CN201921773225U CN211108859U CN 211108859 U CN211108859 U CN 211108859U CN 201921773225 U CN201921773225 U CN 201921773225U CN 211108859 U CN211108859 U CN 211108859U
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- seat
- guide hole
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- orifice
- wall
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Abstract
The utility model relates to a pump technical field especially relates to a triangle does not have air pump. The method comprises the following steps: the shell body seat is coated outside the shell body seat and fixedly connected with the shell body seat; the shell is in a tubular shape with an upper opening and a lower opening, and any horizontal section of the shell is in a rounded triangle shape; the longitudinal section of the bullet seat is convex, and the side wall of the lower part of the bullet seat is in sealing contact with the inner wall of the shell; the projectile body seat is provided with a guide hole which is communicated up and down, the upper opening of the guide hole is an upper orifice, and the lower opening of the guide hole is a lower orifice; the upper end of the elastomer seat is provided with an elastic rubber body, and the elastic rubber body extends into the guide hole, is closed to the middle part of the guide hole, and is in sealing contact with and fixedly connected with the inner wall of the shell and the elastomer seat; and a sealing elastic body is arranged at the lower orifice of the lower end of the guide hole, is in sealing contact with the lower orifice of the guide hole and is elastically connected with the lower orifice of the guide hole. The utility model discloses novel structure can be applicable to the triangle-shaped bottle well.
Description
Technical Field
The utility model relates to a pump technical field especially relates to a triangle does not have air pump.
Background
The airless pump is an existing emerging in-bottle pump structure similar to a piston and matched with a pipeless pressure pump head, the working principle of the airless pump is that the airless pump is mainly used for discharging air in the airless pump by utilizing pressure, reducing internal air pressure and generating negative pressure with the external environment, so that the air in the external environment pushes the airless pump to move, and the airless pump is called as airless pump because the airless pump is used for frequently discharging air and has certain vacuum degree in the working process.
The existing airless pump particularly pays attention to the performances of air tightness and tightness with the inner wall of a bottle body, and is a key condition for normal work of the airless pump. In order to ensure the performance, the existing airless pumps are all circular airless pumps, so that the adaptability of the airless pumps is high, the airless pumps are difficult to adapt to a plurality of special-shaped bottles, such as triangular bottles, and the interiors of the triangular bottles are required to be provided with an additional circular bottle for containing liquid or to be processed into a cylindrical shape, so that the processing difficulty is increased, and the bottle body utilization rate is low.
Disclosure of Invention
There is the suitability poor for solving current no air pump, and it needs to carry out adaptability processing to the triangle-shaped bottle when being used for the triangle-shaped bottle, improves the problem of use cost and the processing degree of difficulty, the utility model provides a triangle does not have air pump. The air pump is mainly used for the bottle bodies of the existing common cosmetics forms such as triangular bottles and the like, the applicability of the air pump is improved, and the using effect of the air pump is ensured.
In order to achieve the above purpose, the utility model adopts the following technical scheme.
A triangular airless pump comprising:
the shell body seat is coated outside the shell body seat and fixedly connected with the shell body seat;
the shell is in a tubular shape with an upper opening and a lower opening, and any horizontal section of the shell is in a rounded triangle shape;
the longitudinal section of the bullet seat is convex, and the side wall of the lower part of the bullet seat is in sealing contact with the inner wall of the shell;
the projectile body seat is provided with a guide hole which is communicated up and down, the upper opening of the guide hole is an upper orifice, and the lower opening of the guide hole is a lower orifice;
the upper end of the elastomer seat is provided with an elastic rubber body, and the elastic rubber body extends into the guide hole, is closed to the middle part of the guide hole, and is in sealing contact with and fixedly connected with the inner wall of the shell and the elastomer seat;
and a sealing elastic body is arranged at the lower orifice of the lower end of the guide hole, is in sealing contact with the lower orifice of the guide hole and is elastically connected with the lower orifice of the guide hole.
As a preference, the first and second liquid crystal compositions are,
a wafer is arranged at the lower orifice of the guide hole and is fixedly connected with the inner wall of the lower orifice of the guide hole through a plurality of rubber feet;
the lower end face of the wafer is fixedly connected with the sealing elastic body.
As a preference, the first and second liquid crystal compositions are,
the lower end of the guide hole extends to the lower end of the projectile body seat to form an inverted conical hole seat.
As a preference, the first and second liquid crystal compositions are,
the lower end face of the projectile body seat is provided with a circular sunken groove, and the circular sunken groove and the inverted cone-shaped hole seat are concentrically arranged.
As a preference, the first and second liquid crystal compositions are,
a plurality of auxiliary ribs are arranged in the circular sunken grooves;
the uniform ends of the auxiliary ribs are connected with the outer wall of the inverted cone-shaped hole seat, and one ends of the auxiliary ribs are connected with the inner wall of the circular sunken groove;
the auxiliary ribs are radially and uniformly arranged around the axis of the inverted conical hole seat.
The utility model has the advantages that:
1) the utility model has novel structure and can be well applied to triangular bottles;
2) the integral air tightness is good, and good sealing fit can be generated between the integral air tightness and the inner wall of the triangular bottle;
3) the design of each structure at the lower end of the guide hole ensures that the guide hole has longer service life;
4) the elastic rubber body can greatly avoid the problems of deformation, leakage and the like of the elastic body seat in the use process.
Drawings
Fig. 1 is a top view of the present invention;
fig. 2 is a bottom view of the present invention;
FIG. 3 is a cross-sectional view of portion A-A of FIG. 1;
FIG. 4 is an enlarged view of portion B of FIG. 3;
in the figure: the sealing device comprises a shell 1, an elastomer seat 2, a guide hole 21, a wafer 22, a rubber foot 23, a circular sunken groove 24, an auxiliary rib 25, a sealing air cavity 26, an inverted conical hole seat 27, an elastic rubber body 3 and a sealing elastomer 4.
Detailed Description
The invention is described in further detail below with reference to specific embodiments and drawings. Those of ordinary skill in the art will be able to implement the invention based on these descriptions. Moreover, references to embodiments of the invention in the following description are generally only to be considered as examples of the invention, and not as all embodiments. Therefore, all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention shall fall within the protection scope of the present invention.
Examples
A delta airless pump as shown in fig. 1 to 4, comprising:
the shell 1 is covered on the outer side of the elastomer seat 2 and is fixedly connected with the elastomer seat 2;
the shell 1 is in a triangular tube shape, the upper end and the lower end of the shell are opened, and any horizontal section of the shell is a similar far-angle triangle;
the horizontal section of the middle part of the shell 1 is the smallest;
the longitudinal section of the bullet body seat 2 is convex, and the upper end of the bullet body seat is smaller than the lower end of the bullet body seat;
the side wall of the lower end of the elastomer seat 2 is in sealing contact with and fixedly connected with the inner wall of the shell 1;
the projectile body seat 2 is provided with a guide hole 21 which is communicated up and down, and the hole wall of the guide hole 21 is inclined;
the upper orifice of the guide hole 21 is positioned at the central position of the upper end surface of the bullet seat 2, the lower end of the guide hole 21 extends to the lower part of the bullet seat 2 to form an inverted cone-shaped hole seat 27, and the lower orifice is positioned at the central position of the lower end surface of the inverted cone-shaped hole seat 27, namely, the guide hole 21 is communicated to the lower end surface of the inverted cone-shaped hole seat 27 from the upper end surface of the bullet seat 2, and the upper orifice of the guide hole 21 is larger than the lower orifice;
the upper end of the elastomer seat 2 is provided with an elastic rubber body 3, and the elastic rubber body 3 has a waterproof effect;
the edge of the elastic rubber body 3 is filled in the gap between the inner wall of the shell 1 and the upper half part of the elastomer seat 2, and is in sealing contact and fixed connection with the inner wall of the shell 1 and the elastomer seat, the elastic rubber body covers the upper end of the elastomer seat, extends into the guide hole 21 and is closed to the middle part of the guide hole 21, so as to realize the sealing and sealing of the orifice on the guide hole 21, and compared with a rectangular shape and a circular shape, the elastic rubber body 3 with waterproof performance is utilized to seal the guide hole 21 of the elastomer seat 2, and simultaneously the elastic rubber body 3 can be utilized to improve the stability of connection between the rounded triangle elastomer seat 2 and the shell 1 compared with a waterproof membrane material, and the edge part of the elastic rubber body 3 is directly filled in the gap between the shell 1 and the elastomer seat 2, the deformation of the whole body of the elastomer seat 2 can be further prevented, and the problem that the triangular elastomer seat 2 is easy to damage can be effectively solved;
the lower orifice of the guide hole 21 is provided with a sealing elastic body 4, the sealing elastic body 4 is elastically connected with the lower end surface of the inverted cone-shaped hole seat 27, and the sealing elastic body 4 seals the lower orifice of the guide hole 21 in a normal state to realize sealing connection;
the elastic rubber body 3 and the sealing elastic body 4 respectively seal the upper end and the lower end of the guide hole 21 of the elastic body seat 2, so that a sealing air cavity 26 is formed in the guide hole 21, and when the sealing elastic body 4 is subjected to external force which reaches a certain threshold value and is downward in direction, the sealing elastic body 4 is contacted with the sealing of the lower part of the sealing air cavity 26;
a wafer 22 is arranged at the lower orifice of the guide hole 21, the wafer 22 is completely positioned in the guide hole 21, the edge of the wafer 22 is fixedly connected with the inner wall of the lower orifice of the guide hole 21 through four elastic rubber feet 23, the lower end face of the wafer 22 is fixedly connected with the sealing elastic body 4 through gluing and the like, and the sealing elastic body 4 is elastically connected with the lower end face of the inverted cone-shaped hole seat 27 through the wafer 22 and the rubber feet 23;
a circular sunken groove 24 is formed in the lower end face of the elastomer seat 2, and the center of the circular sunken groove 24 is superposed with the axis of the inverted cone-shaped hole seat 27;
When in use:
for convenience of description, all the bottles are bottles which are adapted to the existing airless pump and have air holes at the bottoms;
firstly, a triangle airless pump is directly placed at the bottom of a triangle bottle, and the existing airless pump ensures the sealing property and the using effect with the inner wall of the bottle body and is designed to be circular, so that when the existing triangle bottle is used as an extracting solution component, a circular bottle/round-mouth bottle needs to be additionally arranged in the triangle bottle or the interior of the triangle bottle needs to be set to be cylindrical, the process difficulty is increased, and the available space in the bottle body is reduced, and the utility model discloses a middle triangle airless pump solves the problem in the aspect, so that the triangle bottle is suitable for the triangle bottle and has good using effect;
the shell 1 can be regarded as a tube formed by connecting the arc edges of the side surfaces of four arc plates end to end, the recess of the outer wall of the shell can be further sleeved with components such as rubber rings and the like to improve the sealing performance of the shell and the inner wall of a triangular bottle body, then a solution is filled above the triangular airless pump, the conventional airless pump structure matched with the airless pump is arranged at the bottle mouth, when the pressure of the pressure pump structure is reduced (namely the liquid in the bottle body is conventionally led out), the hydraulic pressure above the triangular airless pump in the bottle is increased, due to the arrangement of the elastic rubber body 3, the liquid cannot reach the position below the triangular airless pump through the triangular airless pump, but under the increased hydraulic pressure, the part of the elastic rubber body 3 in the guide hole 21 can deform downwards, so that the sealed air cavity 26 is compressed, the air pressure in the sealed air cavity 26 is increased, and the wafer 22 at the lower hole at the bottom of the guide hole 21 (namely the bottom of the sealed air cavity, the rubber foot 23 is elongated, meanwhile, the wafer 22 pushes the sealed elastomer 4 open, so that the sealed air cavity 26 is opened and the air in the sealed air cavity is discharged, after the air pressure is balanced, the rubber foot 23 pulls the wafer 22 to reset rapidly and drives the sealed elastomer 4 to reset to seal the sealed air cavity 26, then after the pressure pump is loosened, or under the action of a special pressure pump which can reset automatically after being pressed or after the pressure reaches a certain period of time, the liquid at the upper end of the triangle airless pump is subjected to pressure reduction and hydraulic pressure reduction, the hydraulic pressure acting on the diaphragm is weakened, the diaphragm restores the shape upwards, in the restoration process, the air pressure in the sealed air cavity 26 is reduced due to the fact that the space in the sealed air cavity 26 is enlarged, negative pressure is generated compared with the external environment, the air at the bottom of the negative pressure action can push the triangle airless pump upwards, and acting force is generated to the bottom of the sealed, and drive the round plate 22 to move inwards, the rubber foot 23 is lengthened again, and because the sealed elastic body 4 is larger than the lower orifice of the guide hole 21, the sealed elastic body 4 deforms and does not seal the sealed air cavity 26 any more, outside air enters the sealed air cavity 26, after the internal air pressure and the external air pressure are balanced, the rubber foot 23 drives the round plate 22 and the sealed elastic body 4 to reset, in the process, the triangle airless pump continuously moves upwards under the action of the air pressure, liquid is pushed to the pressure pump head, the liquid is released from the pressure pump head, and then the operation of spraying liquid by the pressure pump is realized.
The utility model discloses it is rational in infrastructure, applicable in current triangle-shaped bottle etc, compare in the mode of establishing the bottle in original "bottle", the utility model discloses triangle-shaped airless pump obviously can utilize triangle-shaped bottle inner space better, improve the utilization ratio of bottle to circular groove 24 and the setting of supplementary muscle 25 of sinking can promote the deformation and the reseing of press pump in-process guide hole 21, make its gas tightness can keep good after long-term the use, ensure that its life is longer, disk 22 and rubber foot 23's setting in addition can avoid sealed projectile body 4 to break away from completely or by being inhaled in the guide hole 21, ensure the stability of its working process.
Claims (5)
1. A triangular airless pump, comprising:
the shell body seat is coated outside the shell body seat and fixedly connected with the shell body seat;
the shell is in a tubular shape with an upper opening and a lower opening, and any horizontal section of the shell is in a rounded triangle shape;
the longitudinal section of the bullet seat is convex, and the side wall of the lower part of the bullet seat is in sealing contact with the inner wall of the shell;
the projectile body seat is provided with a guide hole which is communicated up and down, the upper opening of the guide hole is an upper orifice, and the lower opening of the guide hole is a lower orifice;
the upper end of the elastomer seat is provided with an elastic rubber body, and the elastic rubber body extends into the guide hole, is closed to the middle part of the guide hole, and is in sealing contact with and fixedly connected with the inner wall of the shell and the elastomer seat;
and a sealing elastic body is arranged at the lower orifice of the lower end of the guide hole, is in sealing contact with the lower orifice of the guide hole and is elastically connected with the lower orifice of the guide hole.
2. The delta airless pump of claim 1,
a wafer is arranged at the lower orifice of the guide hole and is fixedly connected with the inner wall of the lower orifice of the guide hole through a plurality of rubber feet;
the lower end face of the wafer is fixedly connected with the sealing elastic body.
3. The delta airless pump of claim 1 or 2,
the lower end of the guide hole extends to the lower end of the projectile body seat to form an inverted conical hole seat.
4. The delta airless pump of claim 3,
the lower end face of the projectile body seat is provided with a circular sunken groove, and the circular sunken groove and the inverted cone-shaped hole seat are concentrically arranged.
5. The delta airless pump of claim 4,
a plurality of auxiliary ribs are arranged in the circular sunken grooves;
the uniform ends of the auxiliary ribs are connected with the outer wall of the inverted cone-shaped hole seat, and one ends of the auxiliary ribs are connected with the inner wall of the circular sunken groove;
the auxiliary ribs are radially and uniformly arranged around the axis of the inverted conical hole seat.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921773225.5U CN211108859U (en) | 2019-10-21 | 2019-10-21 | Triangle airless pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921773225.5U CN211108859U (en) | 2019-10-21 | 2019-10-21 | Triangle airless pump |
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| Publication Number | Publication Date |
|---|---|
| CN211108859U true CN211108859U (en) | 2020-07-28 |
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ID=71704939
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921773225.5U Active CN211108859U (en) | 2019-10-21 | 2019-10-21 | Triangle airless pump |
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| Country | Link |
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| CN (1) | CN211108859U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925177A (en) * | 2020-01-16 | 2020-03-27 | 余姚市禾加塑业有限公司 | Airless pump and preparation process thereof |
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2019
- 2019-10-21 CN CN201921773225.5U patent/CN211108859U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925177A (en) * | 2020-01-16 | 2020-03-27 | 余姚市禾加塑业有限公司 | Airless pump and preparation process thereof |
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