CN221093703U - Drip-proof filling head - Google Patents

Abstract

The utility model belongs to the field of filling, and discloses an anti-drip filling head, which comprises a filling pipe and a sealing assembly; the filling pipe is a filling pipe with a liquid outlet end part for plugging and a plurality of liquid outlet holes arranged on the side wall; the sealing assembly comprises a fixed sleeve, a spring and a sealing shell which are sleeved on the filling pipe and sequentially connected, and a sealing ring protruding out of the bottom surface of the sealing shell and used for sealing the liquid outlet hole is arranged at the bottom of the sealing shell. The filling pipe for measuring the liquid is matched with the sealing component to realize the blocking of the liquid outlet hole after filling, so that the problem of dripping of the filling liquid after filling can be effectively prevented; meanwhile, the adopted sealing assembly is simple in structure, easy to assemble and low in cost.

Description

Drip-proof filling head

Technical Field

The utility model relates to the field of filling, in particular to an anti-drip filling head.

Background

The filling head is an important component of the filling mechanism of the filling device. For the filling mechanism with large filling quantity (250 ml or 500ml and above), the aperture of the filling head needs to be larger, the inner hole of the filling head needs to be more than 6mm, in order to prevent the problem of waste and pollution caused by drop of filling liquid after filling of the filling head, the filling head with a check valve is usually adopted at present, but filling liquid is also remained below the check valve, and the problem of dripping still exists in the part of residual filling liquid.

Patent application number CN202222753392.1 discloses a drip-proof filling head, has utilized butt joint guiding mechanism, can be when using along with the removal of body for hemisphere cover at first contacts the opening of container, and the opening alignment filling tube of container can be guided to the inner wall of hemisphere cover after the contact, so that the filling tube can be compatible with the deviation of certain degree of container position, with this phenomenon that prevents the drip appears, and be provided with the dust separation subassembly, can overturn the sector plate in order to seal hemisphere cover in order to carry out dustproof protection to the filling tube when not filling, and when the filling, the container can jack up the sector plate in order to make things convenient for the filling tube to fill. Although this filling head can realize drip prevention, there is a problem of complicated structure.

Based on the above, the application develops the drip-proof filling head which has a simple structure and a more reasonable design.

Disclosure of utility model

The utility model aims to solve the technical problems existing in the prior art. Therefore, the drip-proof filling head provided by the utility model has a simple structure and a more reasonable design.

The technical scheme adopted for solving the technical problems is as follows:

Providing a filling pipe, wherein the filling pipe is plugged by adopting a liquid outlet end part, and a plurality of liquid outlet holes are formed in the side wall of the filling pipe; the sealing assembly is used for sealing the liquid outlet of the filling pipe; the sealing assembly comprises a fixed sleeve, a spring and a sealing shell which are sleeved on the filling pipe and sequentially connected, and a sealing ring protruding out of the bottom surface of the sealing shell and used for sealing the liquid outlet hole is arranged at the bottom of the sealing shell.

In a preferred embodiment of the utility model, a first sealing ring is arranged above the liquid outlet hole between the sealing shell and the filling pipe, and a second sealing ring is arranged below the liquid outlet hole between the sealing shell and the filling pipe.

In a preferred embodiment of the present utility model, the end of the liquid outlet end of the filling pipe is plugged by a plug, and the plurality of liquid outlet holes are arranged above the plug.

In a preferred embodiment of the present utility model, a limiting table protruding out of the outer wall of the filling tube is arranged at the bottom of the plug, and is used for abutting against the sealing ring to limit the sealing shell.

In a preferred embodiment of the present utility model, a sealing groove is further provided on the plug, and the second sealing ring is disposed in the sealing groove.

In a preferred embodiment of the present utility model, the outer diameter of the sealing shell is larger than the caliber of the bottle mouth of the filling bottle, and the outer diameter of the sealing ring is smaller than the caliber of the bottle mouth of the filling bottle.

In a preferred embodiment of the utility model, the fixing sleeve is movably sleeved on the filling tube and is fixed on the filling tube by a set screw.

Compared with the prior art, the utility model has the beneficial effects that:

the filling pipe for measuring the liquid is matched with the sealing component to realize the blocking of the liquid outlet hole after filling, so that the problem of dripping of the filling liquid after filling can be effectively prevented; meanwhile, the adopted sealing assembly is simple in structure, easy to assemble and low in cost.

Drawings

For a clearer description of the technical solutions of the embodiments of the present utility model, the drawings that are needed in the description of the embodiments will be briefly introduced below, it being obvious that the drawings in the description below are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art, wherein:

FIG. 1 is a cross-sectional view of an anti-drip filling head provided by the present utility model;

FIG. 2 is a cross-sectional view of the filling head of the present utility model in a to-be-filled condition;

Fig. 3 is a cross-sectional view of the filling head according to the utility model in a filled state.

Detailed Description

It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model;

Furthermore, the description of the terms "first," "second," and the like herein are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. The terms "mounted," "connected," "coupled," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In addition, the technical solutions of the embodiments may be combined with each other, but it is necessary to base that the technical solutions can be realized by those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should be considered to be absent and not within the scope of protection claimed in the present utility model.

Example 1

The embodiment provides an anti-drip filling head, as shown in fig. 1, including a filling tube 1 and a sealing assembly, wherein:

The filling tube 1 is a filling tube with a liquid outlet end portion for blocking, and a plurality of liquid outlet holes 1.0 are formed in the side wall of the filling tube. Preferably, the end part of the liquid outlet end of the filling pipe 1 is plugged by a plug 2, and a plurality of liquid outlet holes 1.0 are arranged above the plug 2. The embodiment locates the liquid outlet on the outer wall of the filling tube, is convenient for plugging the liquid outlet through the sealing component, and achieves the purpose of drip prevention.

The sealing assembly comprises a fixed sleeve 3, a spring 4 and a sealing shell 5 which are sleeved on the filling tube 1 and are sequentially connected; the fixed sleeve 3 is fixedly arranged on the filling tube 1; preferably, the fixing sleeve 3 is movably sleeved on the filling tube 1 and is fixed on the filling tube 1 through a set screw 6; the sealing shell 5 is movably sleeved on the filling tube 1; one end of the spring 4 is connected with the fixed sleeve 3, and the other end is connected with the sealed shell 5; the bottom of the sealing shell 5 is provided with a sealing ring 5.1 protruding out of the bottom surface of the sealing shell and used for sealing the liquid outlet hole 1.0. Under normal state, as shown in figure 2, the sealing shell is used for blocking the liquid outlet hole by the sealing ring under the action of the spring.

Preferably, a first sealing ring 7 is arranged between the sealing shell 5 and the filling tube 1 above the liquid outlet hole 1.0; preferably, the first sealing ring is arranged in the sealing groove of the sealing shell; a second sealing ring 8 is arranged between the sealing shell 5 and the filling tube 1 below the liquid outlet hole 1.0. According to the embodiment, the seepage of filling liquid is prevented from dripping under the sealing action of the first sealing ring and the second sealing ring.

Preferably, the outer diameter of the sealing shell 5 is larger than the caliber of the bottleneck of the filling bottle 100, and the outer diameter of the sealing ring 5.1 is smaller than the caliber of the bottleneck of the filling bottle 100. By the design, the sealing shell is blocked and limited by the filling bottle during filling, and the filling pipe continuously moves downwards to open the liquid outlet.

Working principle: before filling, as shown in fig. 2, the filling tube is controlled to move downwards during filling, the sealing shell is blocked and limited by the filling bottle, the filling tube continues to move downwards, the liquid outlet hole is opened, and at the moment, the filling can be smoothly performed, as shown in fig. 3, after the filling is completed, the filling tube moves upwards, and the sealing shell resets to seal the liquid outlet hole.

Example two

On the basis of the first embodiment, as shown in fig. 1, in this embodiment, a limiting table 2.1 protruding out of the outer wall of the filling tube 1 is provided at the bottom of the plug 2, and is used for abutting against the sealing ring 5.1 to limit the sealing shell 5.

Preferably, a sealing groove is further formed in the plug 2, and the second sealing ring 8 is arranged in the sealing groove.

The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related arts are included in the scope of the present utility model.

Claims (7)

1. The utility model provides a drip-proof filling head, includes filling tube, its characterized in that: the filling pipe is plugged by adopting a liquid outlet end part, and a plurality of liquid outlet holes are formed in the side wall of the filling pipe;

the sealing assembly is used for sealing the liquid outlet of the filling pipe;

The sealing assembly comprises a fixed sleeve, a spring and a sealing shell which are sleeved on the filling pipe and sequentially connected, and a sealing ring protruding out of the bottom surface of the sealing shell and used for sealing the liquid outlet hole is arranged at the bottom of the sealing shell.

2. The drip-proof filling head of claim 1, wherein: the top of going out the liquid hole is located be equipped with first sealing washer between seal shell and the filling tube, the below of going out the liquid hole is located be equipped with the second sealing washer between seal shell and the filling tube.

3. The drip-proof filling head of claim 2, wherein: the liquid outlet end part of the filling pipe is plugged by a plug, and a plurality of liquid outlet holes are formed above the plug.

4. A drip-proof filling head according to claim 3, characterized in that: the bottom of the plug is provided with a limiting table protruding out of the outer wall of the filling pipe and used for abutting against the sealing ring to limit the sealing shell.

5. The drip resistant filling head as set forth in claim 4, wherein: and the plug is also provided with a sealing groove, and the second sealing ring is arranged in the sealing groove.

6. The drip-proof filling head of claim 1, wherein: the outer diameter of the sealing shell is larger than the caliber of the bottle opening of the filling bottle, and the outer diameter of the sealing ring is smaller than the caliber of the bottle opening of the filling bottle.

7. The drip-proof filling head of claim 1, wherein: the fixing sleeve is movably sleeved on the filling pipe and is fixed on the filling pipe through a set screw.