CN217397286U

CN217397286U - Full-plastic pressing pump

Info

Publication number: CN217397286U
Application number: CN202221393025.9U
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: 2022-06-06
Filing date: 2022-06-06
Publication date: 2022-09-09
Anticipated expiration: 2032-06-06

Abstract

The utility model discloses a plastic push pump, including the pump body, pump chamber, lock bottle lid, go up the pump pole, press the head, pump pole, piston, locking lid and check valve down, the locking lid has the spring room, go up the pump pole and pass from the spring room, pump pole and piston are located the spring room below down, the well upper portion of the pump body supplies the piston activity and be the linear type drum structure with spring room matched with structure, and the outer wall subsides of spring room are leaned on the inner wall of pump chamber, and the upper end of locking lid is equipped with towards the side direction and extend out and be used for hanging the wall built-up that is used for fixed locking lid between the inner wall of the outer wall of spring room and pump chamber, is equipped with the cover in the spring room and can up the plastics spring that bounces with last pump pole on last pump pole. The linear type cylinder structure is adopted, so that the outer diameter of the upper part of the pump body is reduced under the condition of realizing the same volume of pumped liquid, and the pump is suitable for bottles with small bottle openings; in addition, the whole pressing pump can be directly recovered and remolded, and the energy-saving and environment-friendly effects are achieved.

Description

Full-plastic pressing pump

[ technical field ] A method for producing a semiconductor device

The utility model relates to a plastic pressing pump.

[ background of the invention ]

The spring of the pumping assembly of the existing pressing pump usually adopts a metal spring which is easy to corrode and rust, and when the spring is recovered, the spring needs to be recovered after the metal and the plastic are separated, so that the recovery is inconvenient. The present pressing pump with plastic spring has complicated structure, large volume and no easy installation and use.

The present invention is made based on such a situation.

[ Utility model ] content

The utility model discloses an it is not enough that prior art has been overcome to the purpose, provides a plastic pressing pump, has simple structure, does benefit to the characteristics of retrieving.

The utility model discloses a realize through following technical scheme:

an all-plastic pressing pump comprises a pump body, wherein a pump chamber is arranged on the pump body, a bottle locking cover is fixed on the pump body, an upper pump rod is arranged in the pump chamber, a pressing head is connected to the upper end of the upper pump rod, a lower pump rod is connected to the lower end of the upper pump rod, a piston is sleeved on the outer side of the lower pump rod, a locking cover capable of preventing the piston from falling off from the pump chamber is connected to the pump body, a one-way valve is arranged at the lower end of the pump chamber and used for allowing liquid in the bottle body to enter the pump chamber when the piston is pulled up, the locking cover is provided with a spring chamber, the upper pump rod penetrates through the spring chamber, the lower pump rod and the piston are located below the spring chamber, a linear cylinder structure is arranged at the middle upper part of the pump body and used for the piston to move, the structure matched with the spring chamber is in a linear cylinder structure, the outer wall of the spring chamber is abutted against the inner wall of the pump chamber, a wall hanging at the upper end of the locking cover and extends out towards the side direction and is used for hanging at the upper end opening of the pump body, a clamping groove and a flange for fixing the locking cover are arranged between the outer wall of the spring chamber and the inner wall of the pump chamber, and a plastic spring which is sleeved on the upper pump rod and can upwards bounce the upper pump rod is arranged in the spring chamber.

The plastic pressing pump comprises a spring body with a cylindrical structure, wherein a through hole penetrating through the spring body is formed in the middle of the spring body, a plurality of pairs of material removing grooves penetrating through the spring body from the lateral direction to the same direction for removing materials are formed in the spring body, the spring body forms a Z-shaped structure at each position where the material removing grooves remove the materials, the Z-shaped structure comprises an upper circular ring, a lower circular ring and an elastic arm connected between the upper circular ring and the lower circular ring in an inclined mode, and the elastic arm is of an arc-shaped structure. Or the plastic spring comprises a plurality of bottom rings which are arranged up and down, and elastic strips which are uniformly distributed around the circumferential direction are connected between every two adjacent bottom rings. Or the plastic spring comprises a spring body with a cylindrical structure, wherein a through hole penetrating through the spring body is formed in the middle of the spring body, a plurality of pairs of material removing grooves penetrating through the material removing from the lateral direction to the same direction are formed in the spring body, the spring body is provided with an upper bottom ring and a lower bottom ring after the material removing grooves remove the material, and a plurality of groups of X-shaped cross support arms connected between the two bottom rings from top to bottom.

According to the all-plastic press pump, the buckle which is clamped between the press head and the locking cover to prevent the press head from pressing down when the press head is in a bouncing state is arranged between the press head and the locking cover.

Compared with the prior art, the utility model discloses there is following advantage:

1. the utility model adopts a linear cylinder structure to match with the piston and the spring chamber, the outer wall of the spring chamber is attached to the inner wall of the pump chamber, a stepped hole structure with a big top and a small bottom is avoided, the outer diameter of the upper part of the pump body is reduced under the condition of realizing the same volume of pumped liquid, thereby being beneficial to being applied to bottles with small bottle mouths; simultaneously, through spring room installation plastic spring, replace metal spring, all the other components are made by plastics, when retrieving the press pump, need not to disassemble and take out the spring and can directly retrieve remolding, and production efficiency is high, energy-concerving and environment-protective, labour saving and time saving.

2. The plastic spring includes the spring body of cylindricality structure, the middle part of spring body is equipped with the through hole that runs through from top to bottom, be equipped with on the spring body from the side direction toward same direction run through remove a plurality of pairs of material grooves that remove the material, the spring body is every to removing the position that the material groove removed the material and forming a zigzag structure, and this zigzag structure includes two rings from top to bottom to and the slant connects the elastic arm between two rings from top to bottom, the elastic arm is the arc structure, feels when pressing that the elasticity that the plastic spring of this structure provided made, simple structure moreover.

[ description of the drawings ]

The following detailed description of embodiments of the present invention is provided with reference to the accompanying drawings, in which:

FIG. 1 is a sectional view of an all-plastic pump according to the present invention;

FIG. 2 is an exploded view of an all plastic pump of the present invention;

FIG. 3 is a schematic structural view of a first embodiment of a plastic spring;

FIG. 4 is a schematic structural view of a second embodiment of a plastic spring;

FIG. 5 is a schematic structural view of a third embodiment of a plastic spring;

FIG. 6 is a schematic structural view of the upper pump rod;

FIG. 7 is a schematic view of the locking cap;

fig. 8 is a schematic structural view of the buckle of the all-plastic pump lock of the present invention.

[ detailed description ] embodiments

The invention will be further described with reference to the accompanying drawings:

as shown in fig. 1 to 7, the all-plastic pressing pump includes a pump body 1, a pump chamber 2 is disposed on the pump body 1, a bottle locking cap 3 is fixed on the pump body 1, an upper pump rod 4 is disposed in the pump chamber 2, a press head 10 is connected to an upper end of the upper pump rod 4, a lower pump rod 5 is connected to a lower end of the upper pump rod 4, a piston 6 is sleeved outside the lower pump rod 5, a locking cap 7 capable of preventing the piston 6 from being removed from the pump chamber 2 is connected to the pump body 1, a check valve 9 for allowing liquid in the bottle body to enter the pump chamber 2 when the piston 6 is pulled is disposed at a lower end of the pump chamber 2, the locking cap 7 has a spring chamber 71, the upper pump rod 4 passes through the spring chamber 71, the lower pump rod 5 and the piston 6 are disposed below the spring chamber 71, a structure for the piston 6 to move at a middle upper portion of the pump body 1 and the structure matched with the spring chamber 71 is a linear cylinder structure, the outer wall of the spring chamber 71 abuts against the inner wall of the pump chamber 2, the upper end of the locking cover 7 is provided with a wall hanging 72 which extends out towards the side direction and is used for being hung at the upper port of the pump body 1, a clamping groove and a flange which are used for fixing the locking cover 7 are arranged between the outer wall of the spring chamber 71 and the inner wall of the pump chamber 2, and a plastic spring 8 which is sleeved on the upper pump rod 4 and can enable the upper pump rod 4 to be bounced upwards is arranged in the spring chamber 71.

The pump body 1 is matched with the piston 6 and the spring chamber 71 by adopting a linear type cylindrical structure, the outer wall of the spring chamber 71 is attached to the inner wall of the pump chamber 2, a stepped hole structure with a large upper part and a small lower part is avoided, the outer diameter of the upper part of the pump body 1 is reduced under the condition of realizing the same volume of pumped liquid, and therefore the pump body is beneficial to being applied to a bottle with a small bottle mouth; meanwhile, the plastic spring is installed through the spring chamber 71 to replace a metal spring, other components are made of plastics, the spring can be directly recycled and remolded without being disassembled and taken out when the pressing pump is recycled, and the production efficiency is high, energy is saved, the environment is protected, and time and labor are saved.

Wherein, go up the pump rod, lower pump rod, piston and plastics spring component upwards take the suction subassembly of taking out with the liquid in the bottle, it has the suction passageway to go up the pump rod, lower pump rod stretches into in the suction passageway of the lower extreme of last pump rod, set up the feed liquor notch of intercommunication suction passageway on the lower pump rod, the piston can be relative go up the pump rod and lower pump rod removes, upward be provided with on the pump rod can touch mutually and then promote the promotion portion of piston downstream with the upper end of piston, be provided with on the lower pump rod and touch mutually and then promote the protruding portion of piston upward movement with the lower extreme of piston. When the upper pump rod is pressed down, the upper pump rod drives the lower pump rod to move downwards firstly, so that the lower pump rod is separated from the piston, the liquid inlet notch is communicated with the pump chamber and the suction channel below the piston, and then the pushing part drives the piston to press down to press out liquid in the pump chamber; when the upper pump rod pushes the press head by the plastic spring to bounce upwards, the protruding part presses the piston to form a seal, the communication between the pump chamber and the suction channel is blocked, the piston is pushed to move upwards to enable the pump chamber to form negative pressure, the one-way valve is opened, and liquid in the bottle enters the pump chamber below the piston.

As shown in fig. 2 and 3, as an embodiment of the plastic spring 8, the plastic spring 8 includes a spring body having a cylindrical structure, a through hole 81 penetrating through the spring body from top to bottom is formed in the middle of the spring body, a plurality of pairs of material removing grooves 82 penetrating through the spring body from the lateral direction to the same direction are formed in the spring body, a zigzag structure is formed at each pair of material removing positions of the material removing grooves 82, the zigzag structure includes an upper circular ring 83, a lower circular ring 83, and an elastic arm 84 connected between the upper circular ring 83 and the lower circular ring 83 in an inclined manner, and the elastic arm 84 is an arc structure. The elasticity provided by the plastic spring 8 of the structure enables the pressing to feel good.

As shown in fig. 4, as a second embodiment of the plastic spring 8, the plastic spring 8 includes a plurality of bottom rings 85 disposed above and below, and elastic strips 86 uniformly distributed around the circumferential direction are connected between two adjacent bottom rings 85.

As shown in fig. 5, as a third embodiment of the plastic spring 8, the plastic spring 8 includes a spring body having a cylindrical structure, a through hole 81 penetrating through the spring body is formed in the middle of the spring body, a plurality of pairs of material removing grooves 82 penetrating through the spring body from the lateral direction in the same direction are formed in the spring body, the spring body has an upper bottom ring 85 and a lower bottom ring 85 after removing materials from the material removing grooves 82, and a plurality of groups of X-shaped cross support arms 87 connected between the two bottom rings 85 from the upper side to the lower side.

As shown in fig. 6 and 7, in order to lock the upper pump rod 4 and prevent the liquid from flowing out of the bottle due to mistaken pressing, the lower end of the upper pump rod 4 is provided with a lock catch 41, the lower part of the locking cover 7 is provided with a locking groove 73, one side of the locking groove 73 is provided with a through hole 74 for the lock catch 41 to pass through up and down, after the lock catch 41 passes through the through hole 74 from up, the upper pump rod 4 is rotated to lock the upper pump rod 4 by clamping the lock catch 41 into the locking groove 73, so that the upper pump rod 4 is prevented from moving down.

As shown in fig. 8, a buckle 100 is provided between the pressing head 10 and the locking cap 7, which is clamped between the pressing head 10 and the locking cap 7 to stop the pressing of the pressing head 10 when the pressing head 10 is in a bouncing state, so as to prevent the liquid in the bottle from flowing out by mistake, and prevent the liquid in the bottle from flowing out by mistake when the lock 4 is shaken to be separated from the locking groove 73 during transportation.

Claims

1. The utility model provides an all-plastic pressing pump, includes pump body (1), be provided with pump chamber (2) on the pump body (1), be fixed with lock bottle lid (3) on the pump body (1), be provided with in pump chamber (2) and go up pump rod (4), it is connected with press head (10) to go up pump rod (4) upper end, the lower extreme of going up pump rod (4) is connected with down pump rod (5), the outside cover of pump rod (5) is equipped with piston (6) down, be connected with on the pump body (1) and prevent locking lid (7) that piston (6) deviate from in pump chamber (2), the lower extreme of pump chamber (2) is provided with when piston (6) are pulled up and supplies liquid in the bottle to get into check valve (9) of pump chamber (2), its characterized in that: locking lid (7) have spring chamber (71), go up pump lever (4) and pass from spring chamber (71), pump lever (5) and piston (6) are located spring chamber (71) below down, the well upper portion of pump body (1) supplies piston (6) activity and structure with spring chamber (71) matched with is linear type drum structure, the outer wall subsides of spring chamber (71) lean on the inner wall of pump chamber (2), and the upper end of locking lid (7) is equipped with and extends out towards the side direction and be used for hanging wall built-up wall (72) at the last port department of pump body (1), be equipped with draw-in groove and the flange that are used for fixed locking lid (7) between the inner wall of spring chamber (71) outer wall and pump chamber (2), be equipped with in spring chamber (71) and overlap on last pump lever (4) and can be with plastic spring (8) that upward bounce of last pump lever (4).

2. The all-plastic push pump according to claim 1, wherein: plastics spring (8) are including the spring body of cylindricality structure, the middle part of spring body is equipped with through hole (81) that run through from top to bottom, be equipped with on the spring body from the side direction toward same direction run through a plurality of pairs that remove the material remove silo (82), the spring body is every to removing silo (82) and removing the position of material and form a zigzag structure, and this zigzag structure includes two rings (83) from top to bottom to and elastic arm (84) between two rings (83) about the slant is connected.

3. The all-plastic push pump according to claim 2, characterized in that: the elastic arm (84) is of an arc-shaped structure.

4. The all-plastic push pump according to claim 1, wherein: the plastic spring (8) comprises a plurality of bottom rings (85) which are arranged up and down, and elastic strips (86) which are uniformly distributed around the circumferential direction are connected between every two adjacent bottom rings (85).

5. The all-plastic push pump according to claim 1, wherein: plastics spring (8) are including the spring body of cylindricality structure, the middle part of spring body is equipped with through hole (81) that run through from top to bottom, be equipped with on the spring body from the side direction toward a plurality of pairs that same direction run through except that the material remove silo (82), the spring body has two end rings (85) about removing behind silo (82) the material to and connect alternately support arm (87) of a plurality of X of group's X shape between two end rings (85) from top to bottom.

6. The all-plastic push pump according to claim 1, wherein: a buckle (100) which is clamped between the press head (10) and the locking cover (7) to block the press head (10) from pressing when the press head (10) is in a bouncing state is arranged between the press head (10) and the locking cover (7).