A toothpaste pump drive

Abstract

The toothpaste pump driving device comprises a shell, a pressing cap, a toothpaste outlet and a pressing plate, a pressing gap matched with the pressing cap is formed in the top end of the shell, the pressing cap is arranged in the shell and can slide up and down, the toothpaste outlet is arranged in the shell, pressing shafts are arranged on the two sides of the toothpaste outlet, the pressing plate is arranged on the pressing shaft of the toothpaste outlet, and the pressing point of the pressing plate is matched with the lower surface of the pressing cap. The toothpaste pump driving device drives the pressing plate through the pressing cap, drives the toothpaste outlet to press down, drives the pumping device in the cylinder, and adopts the lever principle. When the pressing point of the pressing plate is pressed down, the contact point of the pressing plate and the first limiting groove of the shell is the fulcrum, so that the length of the power arm is greater than the length of the resistance arm, thereby solving the problem that the existing toothpaste pump is the same as the ordinary pressing bottle in operation, and the top end of the pressing cap needs to be directly pressed by hand, which is more laborious and has poor use experience.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of toothpaste pumps, in particular to a toothpaste pump driving device. BACKGROUND

[0002] Toothpaste, facial cleanser, ointment and other products are usually packaged in soft packaging tubes. When using, the product in the tube is squeezed out by pressing the tube. Therefore, when the product is about to be used up, the process of taking it is laborious and often cannot be used up, causing waste. In order to improve the laborious process of taking and the problem of not being able to use up the product, some manufacturers choose to package the product in a pump packaging tube to pump out the product in the tube by using the principle of negative pressure. Compared with the traditional packaging tube, this kind of pump packaging tube is beneficial to improve the completeness of taking the product and simplify the operation of taking the product.

[0003] For example, the patent document with application number 202110681673.8 discloses a pump head, a pump core with the pump head, and a palm pressure type building block pump tank with the pump core. The pump head includes a pump shell, a pump material assembly is arranged in the pump shell, the pump material assembly includes: a material extraction chamber arranged in the pump shell and in one-way communication with an external structure for containing material, a piston body in sliding sealing cooperation with the inner circumferential wall of the material extraction chamber, a pressure cover arranged outside the material extraction chamber and driving the piston body to slide in the material extraction chamber, and the material inlet and outlet of the material extraction chamber are arranged opposite.

[0004] However, the pressure cover in the patent document is provided with a discharge channel. When operating, it is the same as a common press bottle, which needs to be directly pressed by hand at the top end of the pressure cover, which is laborious and has poor user experience. Therefore, how to develop a new type of toothpaste pump driving device has become a problem to be solved by technical personnel in the field. SUMMARY

[0005] The purpose of the present application is to provide a toothpaste pump driving device to solve the problem that the existing toothpaste pump is the same as a common press bottle when operating, which needs to be directly pressed by hand at the top end of the pressure cover, which is laborious and has poor user experience.

[0006] To solve the above technical problems, the present application adopts the following technical scheme:

[0007] The toothpaste pump driving device of the present application comprises an outer shell, a pressure cap, an outlet nozzle and a pressure plate. A pressing notch matched with the pressure cap is formed at the top end of the outer shell. The pressure cap is arranged in the outer shell and can slide up and down. The outlet nozzle is arranged in the outer shell. Pressing shafts are arranged on both sides of the outlet nozzle. The pressure plate is arranged on the pressing shaft of the outlet nozzle. The pressing point of the pressure plate is matched with the lower surface of the pressure cap.

[0008] Further, a first limiting groove matched with the upper surface of the pressing plate is arranged in the shell, and a first reinforcing rib is arranged at the lower end of the first limiting groove.

[0009] Further, a second limiting groove matched with the pressing shaft of the paste outlet nozzle is arranged at the lower surface of the pressing plate.

[0010] Further, a second reinforcing rib is arranged at the lower end of the pressing shaft of the paste outlet nozzle.

[0011] Further, a first limiting plate and a second limiting plate are arranged on the peripheral surface of the paste outlet nozzle, the first limiting plate is arranged below the nozzle of the paste outlet nozzle, and the second limiting plate is matched with the third limiting groove of the lower surface of the pressing point of the pressing plate.

[0012] Further, a discharging gap matched with the nozzle of the paste outlet nozzle is arranged on the shell, and the paste outlet nozzle can slide up and down in the discharging gap.

[0013] Further, a vertical plate matched with the pressing point of the pressing plate is arranged at the lower surface of the pressing cap.

[0014] Further, a U-shaped groove matched with the first limiting groove of the shell is arranged at the lower end of the pressing cap.

[0015] Further, the shell is arranged above the cylinder body, and a pumping device matched with the discharging channel in the paste outlet nozzle is arranged at the upper end of the cylinder body.

[0016] Further, the lower surfaces of the first limiting plate and the second limiting plate on the peripheral surface of the paste outlet nozzle are matched with the elastic member of the pumping device, and the lowermost end of the paste outlet nozzle is matched with the piston body of the pumping device.

[0017] Compared with the prior art, the beneficial technical effects of the present application are:

[0018] The toothpaste pump driving device drives the pressing plate through the pressing cap, so as to drive the paste outlet nozzle to be pressed downward, and drives the pumping device in the cylinder body. The pressing plate adopts the lever principle, and when the pressing point of the pressing plate is pressed downward, the contact point of the pressing plate and the first limiting groove of the shell is the fulcrum, so that the length of the power arm is greater than the length of the resistance arm, thereby solving the problem that the existing toothpaste pump operation is the same as the ordinary pressing bottle, and the top end of the pressing cap needs to be directly pressed by hand, which is relatively laborious and has poor use experience. In general, the toothpaste pump driving device has the advantages of simple structure, beautiful appearance, and labor-saving during paste outlet operation. BRIEF DESCRIPTION OF DRAWINGS

[0019] The present application will be further described below in combination with the description of the drawings.

[0020] Figure 1Figure 1 is a side view of the toothpaste pump driving device of the present application;

[0021] Figure 2 Figure 2 is a front view of the toothpaste pump driving device of the present application;

[0022] Figure 3 Figure 3 is a left view of the toothpaste pump driving device of the present application;

[0023] Figure 4 Figure 4 is a sectional view of the toothpaste pump driving device of the present application;

[0024] Figure 5 Figure 5 is an axonometric view of the toothpaste pump driving device of the present application (without the shell, the pressing plate and the pressing cap);

[0025] Figure 6 Figure 6 is a matching view of the shell, the pressing plate and the pressing cap;

[0026] Figure 7 Figure 7 is an axonometric view of the shell (angle 1);

[0027] Figure 8 Figure 8 is an axonometric view of the shell (angle 2);

[0028] Figure 9 Figure 9 is an axonometric view of the pressing cap (angle 1);

[0029] Figure 10 Figure 10 is an axonometric view of the pressing cap (angle 2);

[0030] Figure 11 Figure 11 is an axonometric view of the outlet nozzle;

[0031] Figure 12 Figure 12 is a matching view of the outlet nozzle and the pressing plate;

[0032] Figure 13 Figure 13 is an axonometric view of the pressing plate (angle 1);

[0033] Figure 14 Figure 14 is an axonometric view of the pressing plate (angle 2).

[0034] BRIEF DESCRIPTION OF THE DRAWINGS: 1. Shell; 101. Pressing notch; 102. Outlet notch; 103. First limiting groove; 104. First reinforcing rib; 2. Pressing cap; 201. U-shaped groove; 202. Vertical plate; 3. Outlet nozzle; 301. Outlet channel; 302. First limiting plate; 303. Pressing shaft; 304. Second reinforcing rib; 305. Second limiting plate; 4. Pressing plate; 401. Second limiting groove; 402. Pressing point; 403. Third limiting groove; 5. Cylinder body; 6. Pumping device; 601. Elastic member; 602. Piston body; 603. First one-way valve; 604. Second one-way valve; 605. Piston member. DETAILED DESCRIPTION

[0035] As Figure 1As shown, a toothpaste pump driving device comprises a shell 1, a pressing cap 2, a toothpaste outlet 3 and a pressing plate 4.

[0036] The top end of the shell 1 is provided with a pressing notch 101 matched with the pressing cap 2, and the pressing cap 2 is arranged in the shell 1 in a slidable manner.

[0037] The toothpaste outlet 3 is arranged in the shell 1, and the toothpaste outlet 3 is provided with pressing shafts 303 on both sides, and the pressing shafts 303 of the toothpaste outlet 3 are provided with the pressing plate 4, the pressing point 402 of the pressing plate 4 is matched with the lower surface of the pressing cap 2, and the lower surface of the pressing cap 2 is provided with a vertical plate 202 matched with the pressing point 402 of the pressing plate 4.

[0038] The shell 1 is provided with a first limiting groove 103 matched with the upper surface of the pressing plate 4, and in the action process, the contact point of the first limiting groove 103 and the pressing plate 4 corresponds to the fulcrum. The lower end surface of the first limiting groove 103 is provided with a first reinforcing rib 104, which effectively enhances the structural strength of the first limiting groove 103.

[0039] The lower surface of the pressing plate 4 is provided with a second limiting groove 401 matched with the pressing shaft 303 of the toothpaste outlet 3. In the action process, the pressing shaft 303 serves as the final force point of the toothpaste outlet 3, and the lower end of the pressing shaft 303 of the toothpaste outlet 3 is provided with a second reinforcing rib 304, which can effectively enhance the structural strength and service life of the pressing shaft 303.

[0040] The pressing shaft 303 serves as a shaft body, which effectively reduces the matching resistance between the pressing plate 4.

[0041] The periphery of the toothpaste outlet 3 is provided with a first limiting plate 302 and a second limiting plate 305, the first limiting plate 302 is located below the nozzle of the toothpaste outlet 3, and the second limiting plate 305 is matched with a third limiting groove 403 on the lower surface of the pressing point 402 of the pressing plate 4, so as to limit the movement range of the toothpaste outlet 3 from the upper and lower sides.

[0042] The shell 1 is provided with a discharging notch 102 matched with the nozzle of the toothpaste outlet 3, and the toothpaste outlet 3 can slide up and down in the discharging notch 102.

[0043] The lower end of the pressing cap 2 is provided with a U-shaped groove 201 matched with the first limiting groove 103 on the shell 1, so that the pressing cap 2 is not interfered by the first limiting groove 103 on the shell 1 during the up and down movement.

[0044] The shell 1 is arranged above a cylinder body 5, and the upper end of the cylinder body 5 is provided with a pumping device 6 matched with a discharging channel 301 in the toothpaste outlet 3.

[0045] The lower surface of the first limiting plate 302 and the second limiting plate 305 on the peripheral surface of the paste outlet nozzle 3 is matched with the elastic member 601 of the pumping device 6; the lowermost end of the paste outlet nozzle 3 is matched with the piston body 602 of the pumping device 6.

[0046] The pumping device 6 further comprises a first one-way valve 603, a second one-way valve 604 and a piston member 605. The principle of the pumping device 6 can refer to the patent document with the application number 202110681673.8.

[0047] The principle of the present application is as follows:

[0048] The toothpaste pump driving device drives the pressing plate 4 through the pressing cap 2, so as to drive the paste outlet nozzle 3 to be pressed downward, thereby driving the pumping device 6 in the cylinder body 5. The pressing plate 4 adopts the lever principle. When the pressing point 402 of the pressing plate 4 is pressed downward, the contact point of the pressing plate 4 and the first limiting groove 103 of the shell 1 is the fulcrum. The distance from the pressing point 402 to the fulcrum is greater than the distance from the pressing shaft 303 to the fulcrum. Therefore, the length of the power arm is greater than the length of the resistance arm, so that the labor is saved.

[0049] The above-described embodiments are only used to describe the preferred modes of the present application, and do not limit the scope of the present application. Without departing from the design spirit of the present application, various deformations and improvements of the technical solutions of the present application made by the ordinary skilled in the art shall fall within the protection scope determined by the claims of the present application.

Claims

1. A toothpaste pump drive device, characterized by: The application relates to a paste discharging device, which comprises a shell (1), a pressing cap (2), a paste discharging nozzle (3) and a pressing plate (4), the top end of the shell (1) is provided with a pressing gap (101) matched with the pressing cap (2), the pressing cap (2) is arranged in the shell (1) and can slide up and down, the paste discharging nozzle (3) is arranged in the shell (1), the two sides of the paste discharging nozzle (3) are provided with pressing shafts (303), the pressing shafts (303) of the paste discharging nozzle (3) are provided with the pressing plate (4), the pressing points (402) of the pressing plate (4) are matched with the lower surface of the pressing cap (2), the shell (1) is provided with a first limiting groove (103) matched with the upper surface of the pressing plate (4), the lower end surface of the first limiting groove (103) is provided with a first reinforcing rib (104), the lower surface of the pressing plate (4) is provided with a second limiting groove (401) matched with the pressing shafts (303) of the paste discharging nozzle (3), the shell (1) is provided with a discharging gap (102) matched with the nozzle of the paste discharging nozzle (3), the paste discharging nozzle (3) can slide up and down in the discharging gap (102), the lower surface of the pressing cap (2) is provided with a vertical plate (202) matched with the pressing points (402) of the pressing plate (4), and the lower end of the pressing cap (2) is provided with a U-shaped groove (201) matched with the first limiting groove (103) of the shell (1).

2. A toothpaste pump drive device according to claim 1, characterised in that: The lower end of the pressing shaft (303) of the paste discharging nozzle (3) is provided with a second reinforcing rib (304).

3. A toothpaste pump drive arrangement according to claim 2, wherein: The peripheral surface of the paste discharging nozzle (3) is provided with a first limiting plate (302) and a second limiting plate (305), the first limiting plate (302) is located below the nozzle of the paste discharging nozzle (3), and the second limiting plate (305) is matched with a third limiting groove (403) in the lower surface of the pressing points (402) of the pressing plate (4).

4. The toothpaste pump drive apparatus of claim 1, wherein: The shell (1) is arranged above a cylinder body (5), the upper end of the cylinder body (5) is provided with a pumping device (6) matched with a discharging channel (301) in the paste discharging nozzle (3).

5. A toothpaste pump drive arrangement according to claim 4, wherein: The lower surfaces of the first limiting plate (302) and the second limiting plate (305) on the peripheral surface of the paste discharging nozzle (3) are matched with elastic members (601) of the pumping device (6), and the lowermost end of the paste discharging nozzle (3) is matched with a piston body (602) of the pumping device (6).

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