Safe and reliable emulsion pump

Abstract

The utility model relates to the technical field of emulsion pumps, in particular to a safe and reliable emulsion pump which comprises a pressing head, a sliding rod is connected below the pressing head, an abutting block is arranged below the sliding rod, a spring is arranged below the abutting block, the lower portion of the spring is communicated with an adsorption pipe, and the adsorption pipe is communicated with the pressing head. A cover body is installed on the portion, close to the outer side, of the lower portion of the sliding rod in a sleeving mode, a fixed disc body is fixedly arranged at the top of the cover body, and a lower cylinder body is arranged at the bottom of the cover body. A second electrode plate on the outer surface of a sliding rod makes contact with a first electrode plate in a fixed disc body, a rotating shaft of a micro motor drives abutting blocks to rotate, then the two abutting blocks divide an inner cavity into an upper sealing cavity and a lower sealing cavity, and therefore on one hand, pressing of a pressing head can be limited; and on the other hand, the emulsion can be prevented from reaching the upper cavity, and the sealing safety and reliability when the device is not used are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lotion pumps, in particular to a safe and reliable lotion pump. Background Art

[0002] The lotion pump is a packaging container specially used for lotion products. It is mainly composed of a liquid injection port, a hose and a pressure pump. By pressing the pump head, the lotion in the hose can be pumped out. The main function of the lotion pump is to facilitate the use of liquid products such as lotions, bringing users a convenient and fast use experience.

[0003] After searching, a safe and reliable lotion pump is mentioned in the application number CN201520051268.8, which includes a pump chamber, a pump ball mechanism is provided at the lower end of the pump chamber, and a liquid inlet is provided on the pump chamber at the lower end of the pump ball mechanism, characterized in that: a locking cover capable of connecting the bottle lock cap to the pump chamber is inserted in the upper end of the pump chamber, a sealing arrangement is arranged between the outer wall of the locking cover and the inner wall of the pump chamber, a pump rod is provided in the pump chamber, the pump rod passes through the locking cover and is movably sealed with the locking cover, a suction plug is provided on the pump rod at the lower end of the locking cover, a bend is connected to the upper end of the pump rod, a rib is provided on the outer wall of the lower end of the bend, a limiting step is provided on the upper end of the locking cover, the rib is pressed against the limiting step when the bend is locked, a clearance groove capable of allowing the rib to move up and down is provided on the inner wall of the locking cover, and the limiting step and the clearance groove are connected to each other. The utility model has a simple structure, is easy to use, and can achieve self-locking by rotating the bend.

[0004] Although the above solution solves the problems mentioned in the background technology, it still has the following shortcomings: the above solution uses a mechanical structure to achieve limit locking after rotation, so that the lotion pump cannot be pressed, but the mechanical structure is easily damaged after long-term use, resulting in reduced reliability of the entire limit structure. Utility Model Content

[0005] The purpose of the utility model is to provide a safe and reliable lotion pump to solve the problems raised in the above background technology.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A safe and reliable lotion pump comprises a pressure head, a sliding rod is connected to the pressure head below, a resistance block is arranged below the sliding rod, a spring is arranged below the resistance block, an adsorption tube is connected below the spring, a cover body is sleeved and installed on the outer side below the sliding rod, a fixed disc body is fixedly arranged on the top of the cover body, and a lower cylinder body is arranged at the bottom of the cover body.

[0008] As a preferred solution of the utility model, the outer side of the sliding rod and the inner connecting end of the fixed disk are respectively provided with a second electrode sheet and a first electrode sheet, and the sizes of the second electrode sheet and the first electrode sheet match.

[0009] As a preferred solution of the utility model, the second electrode sheet is arranged on the outer surface of the sliding rod and protrudes from the outer surface of the sliding rod by a certain height, the first electrode sheet is arranged in the internal groove of the fixed disk body, and when the second electrode sheet and the first electrode sheet are in contact, the second electrode sheet is stuck in the groove where the first electrode sheet is located.

[0010] As a preferred solution of the utility model, the bottom of the sliding rod is also connected to a resistance block, and a micro-electric shaft is embedded and installed on the left and right outer ends of the resistance block. A sealing plate is provided on one side of the micro-electric shaft, and the two sealing plates are arranged opposite to each other.

[0011] As a preferred solution of the utility model, a threaded connection is adopted between the lower inner portion of the pressure head and the upper outer surface of the sliding rod.

[0012] As a preferred solution of the utility model, a ball bearing is arranged in the annular cavity of the inner wall of the cover body, and the outer surface of the sliding rod is rollingly connected to the cover body through the ball bearing.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] In the utility model, a safe and reliable lotion pump is provided. When the lotion pump is used, the pressure head end can be rotated, and then the sliding rod is caused to rotate synchronously, so that the second electrode sheet on the outer surface of the sliding rod and the first electrode sheet inside the fixed disk body are in contact, so that the micro-electric shaft that is in electrical contact with the first electrode sheet is started, and then the micro-motor shaft drives the resistance block to rotate, and finally the two resistance blocks are kept horizontal, and then the two resistance blocks divide the internal cavity into two upper and lower sealed cavities, so that on the one hand, the pressure of the pressure head can be limited, and on the other hand, the lotion can be prevented from reaching the upper cavity, thereby improving the sealing safety and reliability when not in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the internal structure of the utility model in an unsealed state;

[0017] Figure 3 This is a schematic diagram of the structure of the utility model in a sealed state;

[0018] Figure 4 Based Figure 1A schematic diagram of the top view of the structure of the middle cover body;

[0019] Figure 5 It is a structural schematic diagram of the micro electric rotating shaft and the sealing plate of the utility model.

[0020] In the figure: 1. pressure head; 2. sliding rod; 3. resistance block; 4. spring; 5. adsorption tube; 6. cover body; 7. fixed disk body; 8. lower cylinder body; 10. second electrode sheet; 11. first electrode sheet; 12. ball bearing; 13. sealing plate; 14. micro electric shaft. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0022] In order to facilitate the understanding of the utility model, the utility model will be described more comprehensively with reference to the relevant drawings below. Several embodiments of the utility model are given. However, the utility model can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.

[0023] It should be noted that when an element is referred to as being "fixed to" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0024] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more of the related listed items.

[0025] For examples, see Figure 1-5 , the utility model provides a technical solution:

[0026] A safe and reliable lotion pump comprises a pressure head 1, a sliding rod 2 is connected to the pressure head 1, a resistance block 3 is arranged below the sliding rod 2, a spring 4 is arranged below the resistance block 3, an adsorption tube 5 is connected below the spring 4, a cover body 6 is sleeved and installed on the outer side below the sliding rod 2, a fixed disc body 7 is fixedly arranged on the top of the cover body 6, and a lower cylinder body 8 is arranged at the bottom of the cover body 6.

[0027] For details, please refer to Figure 1 , Figure 2 , Figure 3 , Figure 4 as well as Figure 5 , the outer side of the sliding rod 2 and the inner connecting end of the fixed disk 7 are respectively provided with a second electrode sheet 10 and a first electrode sheet 11, and the sizes of the second electrode sheet 10 and the first electrode sheet 11 match; the second electrode sheet 10 is provided on the outer surface of the sliding rod 2, and protrudes from the outer surface of the sliding rod 2 by a certain height, the first electrode sheet 11 is provided in the inner groove of the fixed disk 7, and when the second electrode sheet 10 and the first electrode sheet 11 are in contact, the second electrode sheet 10 is inserted into the groove where the first electrode sheet 11 is located; the bottom of the sliding rod 2 is also connected to a resistance block 3, and the outer ends on the left and right sides of the resistance block 3 are embedded with a micro-electric shaft 14, and a sealing plate 13 is provided on one side of the micro-electric shaft 14, and the two sealing plates 13 are arranged opposite to each other;

[0028] In this embodiment, the pressure head 1 can be pressed downward, and then the sliding rod 2 can be driven to move downward, thereby driving the sliding rod 2 to drive the spring 4 to be compressed, and finally driving the lower adsorption tube to generate negative pressure to suck in liquid, and then push forward and compress the liquid to make it flow to the discharge end, and finally flow out through the pressure head 1. When the lotion pump needs to be self-locked, the pressure head 1 end is rotated, and then the sliding rod 2 is prompted to rotate synchronously, so that the second electrode sheet 10 on the outer surface of the sliding rod 2 and the first electrode sheet 11 inside the fixed disk 7 are in contact, so that the micro-electric rotating shaft 14 that is electrically in contact with the first electrode sheet 11 is started, and then the micro-electric rotating shaft 14 drives the resistance block 9 to rotate, and finally the two resistance blocks 3 remain horizontal, and then the two resistance blocks 3 divide the internal cavity into two upper and lower sealed cavities, which can limit the pressure of the pressure head on the one hand, and prevent the emulsion from reaching the upper cavity on the other hand.

[0029] Preferably, a ball bearing 12 is provided in the annular cavity of the inner wall of the cover body 6, and the outer surface of the sliding rod 2 is rollingly connected to the cover body 6 through the ball bearing 12; through the design of the ball bearing 12, the sliding rod 2 can rotate more smoothly.

[0030] Preferably, a threaded connection is adopted between the lower inner part of the pressure head 1 and the upper outer surface of the sliding rod 2; the end of the pressure head 1 can be installed, disassembled and replaced.

[0031] Working process of the utility model: when using the safe and reliable lotion pump, by pressing the pressure head 1 downward, the sliding rod 2 is driven to move downward, and then the sliding rod 2 drives the spring 4 to be compressed, and finally drives the lower adsorption tube to generate negative pressure to suck liquid, and then pushes forward and compresses the liquid to make it flow to the discharge end, and finally flows out through the pressure head 1. When the lotion pump needs to be self-locked, the pressure head 1 end is rotated, and then the sliding rod 2 is prompted to rotate synchronously, so that the second electrode sheet 10 on the outer surface of the sliding rod 2 and the first electrode sheet 11 inside the fixed disk 7 are in contact, so that the micro-electric rotating shaft 14 that is in electrical contact with the first electrode sheet 11 is started, and then the micro-electric rotating shaft 14 drives the resistance block 3 to rotate, and finally the two resistance blocks 3 remain horizontal, and then the two resistance blocks 3 divide the internal cavity into two upper and lower sealed cavities, which can limit the pressing of the pressure head on the one hand, and prevent the lotion from reaching the upper cavity on the other hand.

[0032] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A safe and reliable lotion pump, comprising a pressure head (1), characterized in that: A sliding rod (2) is connected to the bottom of the pressure head (1), a resistance block (3) is arranged below the sliding rod (2), a spring (4) is arranged below the resistance block (3), an adsorption tube (5) is connected to the bottom of the spring (4), a cover body (6) is sleeved and installed on the outside below the sliding rod (2), a fixed disc body (7) is fixedly arranged on the top of the cover body (6), and a lower cylinder body (8) is arranged at the bottom of the cover body (6).

2. A safe and reliable lotion pump according to claim 1, characterized in that: The outer side of the sliding rod (2) and the inner connecting end of the fixed disc (7) are respectively provided with a second electrode sheet (10) and a first electrode sheet (11), and the sizes of the second electrode sheet (10) and the first electrode sheet (11) match.

3. A safe and reliable lotion pump according to claim 2, characterized in that: The second electrode sheet (10) is arranged on the outer surface of the sliding rod (2) and protrudes from the outer surface of the sliding rod (2) by a certain height. The first electrode sheet (11) is arranged in an internal groove of the fixed disk body (7). When the second electrode sheet (10) and the first electrode sheet (11) are in contact, the second electrode sheet (10) is inserted into the groove where the first electrode sheet (11) is located.

4. A safe and reliable lotion pump according to claim 1, characterized in that: The bottom of the sliding rod (2) is also connected to a resistance block (3), and a micro-electric rotating shaft (14) is embedded and installed at the left and right outer ends of the resistance block (3), and a sealing plate (13) is provided on one side of the micro-electric rotating shaft (14), and the two sealing plates (13) are arranged opposite to each other.

5. A safe and reliable lotion pump according to claim 1, characterized in that: The lower interior of the pressure head (1) and the upper outer surface of the sliding rod (2) are connected by threads.

6. A safe and reliable lotion pump according to claim 1, characterized in that: A ball bearing (12) is provided in the annular cavity on the inner wall of the cover body (6), and the outer surface of the sliding rod (2) is rollingly connected to the cover body (6) via the ball bearing (12).

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