CN217103043U

CN217103043U - Liquid filling tube

Info

Publication number: CN217103043U
Application number: CN202221077045.5U
Authority: CN
Inventors: 冯卫文; 王芳; 叶帅; 杨慧敏; 郭美波
Original assignee: Mianyang Meem Electronic Materials Co ltd
Current assignee: Mianyang Meem Electronic Materials Co ltd
Priority date: 2022-05-07
Filing date: 2022-05-07
Publication date: 2022-08-02
Anticipated expiration: 2032-05-07

Abstract

The application provides a liquid filling pipe, includes: a cover plate and a liquid delivery pipe. The diameter of the cover plate is larger than that of the irrigation opening. The liquid feeding pipe vertically penetrates through the cover plate, a sealing cover is arranged at the lower end of the liquid feeding pipe, a hinged plate is arranged on one side of the sealing cover, the middle section of the hinged plate is connected to the outer side of the liquid feeding pipe in a rotating mode, a spring plate of a right-angle structure is arranged at the top of the hinged plate, a transverse section right-angle edge of the spring plate is connected to the hinged plate, a vertical section right-angle edge of the spring plate is attached to the outer wall of the liquid feeding pipe, and when the spring plate is in a natural state, the sealing cover seals the pipe orifice of the liquid feeding pipe. The outer side of the liquid sending pipe is sleeved with a spring, the upper end of the spring is connected with the cover plate, and the lower end of the spring is connected with the tail end of the hinged plate. The flow of the liquid can be automatically adjusted according to the depth of the liquid sending pipe inserted into the tank body, so that the liquid is prevented from being splashed out of the tank when the tank body is filled with the liquid, the liquid sending pipe can be automatically closed when being pulled out of the tank body, the liquid in the liquid sending pipe is prevented from being continuously discharged, and the safety during filling is improved.

Description

Liquid filling tube

Technical Field

The utility model belongs to the technical field of the liquid filling, especially, relate to a liquid filling tube.

Background

The hose is adopted to directly extend into the tank or the barrel for filling in the existing liquid filling process, and liquid flows out at almost the same flow rate no matter the depth position of the hose insertion during filling, so that liquid splashing and other phenomena are often easy to occur during filling. When chemical solutions such as stripping solutions and etching solutions are filled, if the splashed liquids contact with the human body, the splashed liquids are easily harmful to the skin or organs of the human body.

SUMMERY OF THE UTILITY MODEL

For solving prior art not enough, the utility model provides a liquid filling tube can insert the degree of depth automatically regulated liquid's of the jar body flow according to the liquid delivery pipe, and the follow jar internal splash is ejected when avoiding liquid to be about to fill with to but self-closing when the liquid delivery pipe is extracted from the jar body prevents to send the intraductal liquid of liquid to continue to discharge, security when improving the filling.

In order to realize the purpose of the utility model, the following scheme is proposed:

a liquid filling tube, comprising: a cover plate and a liquid delivery pipe.

The diameter of the cover plate is larger than that of the irrigation opening.

The liquid feeding pipe vertically penetrates through the cover plate, a sealing cover is arranged at the lower end of the liquid feeding pipe, a hinged plate is arranged on one side of the sealing cover, the middle section of the hinged plate is connected to the outer side of the liquid feeding pipe in a rotating mode, a spring plate of a right-angle structure is arranged at the top of the hinged plate, a transverse section right-angle edge of the spring plate is connected to the hinged plate, a vertical section right-angle edge of the spring plate is attached to the outer wall of the liquid feeding pipe, and when the spring plate is in a natural state, the sealing cover seals the pipe orifice of the liquid feeding pipe.

The outside of the liquid sending pipe is sleeved with a spring, the upper end of the spring is connected with the cover plate, and the lower end of the spring is connected with the tail end of the hinged plate.

Further, a bolt penetrates through the side face of the top of the cover plate, a pin hole is formed in the side wall of the liquid sending pipe, and when the bolt is connected with the pin hole, the spring is in a compressed state.

Furthermore, the top surface of the sealing cover is provided with a hemispherical structure, the inner wall of the pipe opening at the bottom of the liquid sending pipe is an arc surface, and when the sealing cover seals the liquid sending pipe, the hemispherical structure is attached to the arc surface.

Furthermore, the hemisphere structure is made of rubber materials.

Further, the liquid sending pipe outside cover is equipped with the ring, and the ring is connected in the lower extreme of spring, and the ring lateral wall is equipped with the connecting plate, and the hypomere of connecting plate is equipped with the bar hole, and the opening direction in bar hole and the equal perpendicular to axis of liquid sending pipe of length direction, articulated slab rear end are equipped with the connecting axle, and the bar hole is worn to locate by the connecting axle.

Furthermore, the number of the spring plates is two, and the two spring plates are respectively arranged on two sides of the connecting plate.

The beneficial effects of the utility model reside in that: the opening angle of the sealing cover can be automatically controlled through the spring according to the depth of the liquid sending pipe inserted into the tank body, so that the flow rate of liquid discharge is controlled, and when the liquid sending pipe is pulled out, the sealing cover is gradually closed, so that the flow rate of liquid is reduced, and liquid splashing is avoided; and after the liquid sending pipe is completely drawn out, the sealing cover completely seals the pipe opening of the liquid sending pipe to prevent residual liquid in the liquid sending pipe from flowing out.

Drawings

The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.

Fig. 1 shows a schematic view of a use state of the present application.

Fig. 2 is a schematic view showing the structure of the sealing cap when the liquid feeding nozzle is closed.

Fig. 3 shows an enlarged view at a in fig. 2.

Fig. 4 is a schematic view showing a structure when the liquid sending tube discharges the liquid.

Fig. 5 shows an enlarged view at B in fig. 4.

The labels in the figure are: the device comprises a cover plate-10, a bolt-11, a liquid delivery pipe-20, a pin hole-201, a circular arc surface-202, a sealing cover-21, a hinged plate-211, a connecting shaft-2111, a hemispherical structure-212, a spring plate-22, a spring-23, a circular ring-24, a connecting plate-241 and a strip-shaped hole-2411.

Detailed Description

To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, however, the described embodiments of the present invention are some, not all embodiments of the present invention.

As shown in fig. 1 to 5, a liquid filling tube, comprising: a cover plate 10 and a liquid delivery pipe 20.

Specifically, the diameter of the cover plate 10 is larger than that of the filling opening, and is used for sealing the opening of the tank body during filling so as to prevent liquid from splashing.

Specifically, as shown in fig. 2 to 4, the liquid sending tube 20 is vertically inserted through the cover plate 10, and a sealing cap 21 is provided at a lower end opening of the liquid sending tube 20 for sealing the opening of the liquid sending tube 20.

As shown in fig. 3 and 5, a hinge plate 211 is provided at one side of the sealing cover 21, and a middle section of the hinge plate 211 is rotatably connected to an outer side of the liquid feeding tube 20, so that the hinge plate 211 is rotated by pulling a rear end of the hinge plate 211, thereby opening or closing the sealing cover 21.

As shown in FIG. 3, the top of the hinged plate 211 is provided with a spring plate 22 with a right-angle structure, the transverse cathetus of the spring plate 22 is connected to the hinged plate 211, and the vertical cathetus of the spring plate 22 is attached to the outer wall of the liquid sending pipe 20. When the spring plate 22 is in a natural state, the sealing cap 21 closes the opening of the liquid feeding tube 20. As shown in fig. 5, when the sealing cover 21 is opened, the spring plate 22 is in a compressed state.

As shown in fig. 2 and 4, a spring 23 is sleeved outside the liquid sending tube 20, the upper end of the spring 23 is connected with the cover plate 10, and the lower end is connected with the tail end of the hinge plate 211.

When the pot is used, the cover plate 10 covers the opening of the pot body, and the cover plate 10 can be pressed or fixed. When the spring 23 exerts an upward pulling force on the hinge plate 211 to a predetermined value, as shown in fig. 5, the spring plate 22 will be gradually compressed, the sealing cover 21 will be opened, and then the liquid discharge into the tank will be started. The nozzle of the liquid delivery pipe 20 is already positioned in the tank body during liquid discharge, so that splashing can be completely avoided.

When the liquid sending tube 20 is retracted, the liquid sending tube 20 can be automatically lifted by the restoring deformation of the spring 23 by releasing the downward pressure applied to the liquid sending tube 20, and when the pulling force of the spring 23 is smaller than the elastic force of the spring plate 22, as shown in fig. 3, the spring plate 22 automatically closes the sealing cover 21 by the elastic force to prevent the residual liquid in the liquid sending tube 20 from flowing out.

Preferably, as shown in fig. 2 and 4, a pin 11 is inserted through a side surface of a top of the cover plate 10, a pin hole 201 is formed in a side wall of the liquid sending pipe 20, and when the pin 11 is connected to the pin hole 201, the spring 23 is in a compressed state and applies downward pressure to a distal end of the hinge plate 211, so that the sealing cover 21 is tightly attached to the nozzle of the liquid sending pipe 20, and the sealing performance of the nozzle of the liquid sending pipe 20 is improved.

Preferably, as shown in fig. 5, the sealing cap 21 has a hemispherical structure 212 on its top surface, the inner wall of the nozzle at the bottom of the liquid sending tube 20 is an arc surface 202, and when the sealing cap 21 closes the liquid sending tube 20, the hemispherical structure 212 is attached to the arc surface 202, so that the sealing effect of the sealing cap 21 can be increased by the spherical sealing structure. The hemispherical structure 212 is made of a rubber material.

Preferably, as shown in fig. 2 to 4, in order to further increase the stability when the hinge plate 211 is pulled by the spring 23, the sealing cover 21 is opened and closed more smoothly. The liquid sending pipe 20 is sleeved with a ring 24, and the ring 24 is connected to the lower end of the spring 23. The side wall of the ring 24 is provided with a connecting plate 241, the lower section of the connecting plate 241 is provided with a strip-shaped hole 2411, the opening direction and the length direction of the strip-shaped hole 2411 are both vertical to the axis of the liquid feeding pipe 20, the rear end of the hinged plate 211 is provided with a connecting shaft 2111, and the connecting shaft 2111 penetrates through the strip-shaped hole 2411.

Preferably, as shown in fig. 3, the number of the spring plates 22 is two, and the two spring plates are respectively disposed on both sides of the connecting plate 241 to increase the sealing effect of the sealing cover 21, and the ring 24 is prevented from rotating by the spring plates 22 limiting the connecting plate 241.

The foregoing is only a preferred embodiment of the invention and is not intended to be the only or limiting embodiment of the invention. It should be understood by those skilled in the art that various changes and equivalent substitutions made herein may be made without departing from the scope of the invention as defined by the appended claims.

Claims

1. A liquid filling tube, comprising: a cover plate (10) and a liquid delivery pipe (20);

the diameter of the cover plate (10) is larger than that of the irrigation opening;

the liquid feeding pipe (20) vertically penetrates through the cover plate (10), a sealing cover (21) is arranged at a lower port of the liquid feeding pipe (20), a hinged plate (211) is arranged on one side of the sealing cover (21), the middle section of the hinged plate (211) is rotatably connected to the outer side of the liquid feeding pipe (20), a spring plate (22) with a right-angle structure is arranged at the top of the hinged plate (211), the right-angle edge of the transverse section of the spring plate (22) is connected to the hinged plate (211), the right-angle edge of the vertical section of the spring plate (22) is attached to the outer wall of the liquid feeding pipe (20), and when the spring plate (22) is in a natural state, the sealing cover (21) seals the port of the liquid feeding pipe (20);

the outer side of the liquid sending pipe (20) is sleeved with a spring (23), the upper end of the spring (23) is connected with the cover plate (10), and the lower end of the spring is connected with the tail end of the hinged plate (211).

2. A liquid filling pipe according to claim 1, wherein a bolt (11) is provided through the side of the top of the cover plate (10), and a pin hole (201) is provided in the side wall of the liquid feed pipe (20), and the spring (23) is in a compressed state when the bolt (11) is connected to the pin hole (201).

3. A liquid filling pipe according to claim 1, wherein the top surface of the sealing cap (21) has a hemispherical structure (212), the inner wall of the nozzle at the bottom of the liquid delivery pipe (20) is a circular arc surface (202), and the hemispherical structure (212) is fitted to the circular arc surface (202) when the sealing cap (21) closes the liquid delivery pipe (20).

4. A liquid filling tube according to claim 3, wherein the hemispherical structure (212) is made of a rubber material.

5. The liquid filling pipe of claim 1, wherein a circular ring (24) is sleeved outside the liquid feeding pipe (20), the circular ring (24) is connected to the lower end of the spring (23), a connecting plate (241) is arranged on the side wall of the circular ring (24), a strip-shaped hole (2411) is arranged at the lower section of the connecting plate (241), the opening direction and the length direction of the strip-shaped hole (2411) are both perpendicular to the axis of the liquid feeding pipe (20), a connecting shaft (2111) is arranged at the rear end of the hinged plate (211), and the connecting shaft (2111) penetrates through the strip-shaped hole (2411).

6. A liquid filling tube according to claim 1, wherein the number of spring plates (22) is two, one on each side of the connecting plate (241).