CN215160938U

CN215160938U - Negative pressure filling discharger

Info

Publication number: CN215160938U
Application number: CN202121890118.8U
Authority: CN
Inventors: 张宾; 林小军; 乔国欣; 江桂彬
Original assignee: Henan Xinaote Intelligent Equipment Manufacturing Co ltd
Current assignee: Huaxia Auto Jiaozuo Intelligent Equipment Manufacturing Co Ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2021-12-14
Anticipated expiration: 2031-08-13

Abstract

The utility model relates to a negative pressure filling discharger, this filling discharger's filling tube lower extreme sliding connection's seal cover is used for pressing and seals at the packing bottleneck, the spring exerts elastic pressure to the seal cover, guarantee the sealed effect of bottleneck, when sealed bottleneck, the filling tube lower extreme stretches into the bottleneck department of packing bottle downwards, form the negative pressure through inside negative pressure pipe take out the air in the bottle, then because the pressure differential between storage tank and the packing bottle introduces liquid material into the material filling passageway, and pour liquid material into the packing bottle through the filling hole of lower part, when filling, the foam that produces inside can gather in the bottleneck department of packing bottle, the negative pressure pipe here will be gathered the foam suction, accomplish and pour; the filling discharger has the dual functions of filling and negative pressure pumping, can suck out the foam gathered at the bottle opening in time, avoids the foam from overflowing to pollute the bottle body and cause product waste, and has simple structure and easy operation.

Description

Negative pressure filling discharger

Technical Field

The utility model relates to a discharger technical field especially relates to a negative pressure filling discharger.

Background

Negative pressure filling is also known as vacuum filling machine. The filling method is to make the storage box at normal pressure, only to pump air in the packing bottle to form negative pressure during filling, when the bottle reaches a certain negative pressure, the feed liquid flows into the bottle by the pressure difference between the storage box and the packing bottle, and the filling is completed.

During negative pressure type filling operation, a liquid outlet nozzle on the filling head extends into the packaging bottle from the bottle opening from top to bottom, and liquid materials are filled into the packaging bottle under certain pressure. The problem that exists is, part material is at the in-process of filling, the liquid material that the liquid outlet nozzle flows can produce a large amount of foams in the packing bottle, along with the rising of liquid level in the bottle, when the filling is about to end, the foam of production can the siltation in bottleneck department, the filling head leaves behind the packing bottle, the foam of siltation can be followed the bottleneck and is overflowed to the body, not only pollute the body, still influence the process of scalding the sealed aluminium membrane of system at the bottleneck, the waste of liquid material has also been caused, therefore it can in time take out the novel filling head of bottle with the foam that produces to be necessary to design.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a negative pressure filling discharger.

The technical scheme of the utility model is that: a negative pressure filling discharger comprises a circular filling pipe, wherein the filling pipe is of a sleeve structure, an inner pipe body on an inner layer of the filling pipe is a negative pressure pipe, an outer pipe body on an outer layer of the filling pipe is coaxially and fixedly connected with the inner pipe body, a material filling channel with two closed ends is formed between the outer pipe body and the inner pipe body, the upper end of the inner pipe body extends upwards out of the outer pipe body, a feeding pipe communicated into the material filling channel is arranged at the upper part of the outer pipe body along the radial direction, the lower end of the outer pipe body is close to a lower port of the inner pipe body, and a plurality of filling holes communicated with the material filling channel are uniformly distributed at the lower end part of the outer pipe body along the circumferential direction;

the upper part of the outer tube body is coaxially and fixedly connected with a circular limiting plate, the lower part of the outer tube body is coaxially and slidably connected with a bottle cap-shaped sealing sleeve, the outer tube body is sleeved with a spring, the upper end of the spring is fixedly connected with the limiting plate, the lower end of the spring is fixedly connected with the sealing sleeve, the sealing sleeve is internally coaxially and fixedly connected with an annular sealing gasket, and the size of a central hole of the sealing gasket is larger than that of the outer tube body.

Preferably, the lower end of the outer pipe body is fixedly connected with the inner pipe body through a conical section, and the pouring hole is formed in the conical section.

Preferably, the whole of the perfusion hole is a square hole, and the upper end of the square hole is provided with a circular hole connected with the square hole.

Preferably, the inner side surface of the sealing sleeve is provided with a sealing groove, and a sealing ring is arranged in the sealing groove to connect the sealing sleeve and the outer pipe body in a sealing manner.

Preferably, a lock shaft sleeve is fixed on the upper end face of the limiting plate, and the limiting plate and the outer pipe body are fixedly connected through the lock shaft sleeve.

Preferably, the bottom surface of the limiting plate is provided with an annular connecting boss, the upper surface of the sealing sleeve is provided with an annular connecting boss, and two ends of the spring are fixed on the two connecting bosses.

Preferably, an annular convex edge is arranged inwards on the edge of the lower port of the sealing sleeve, and the sealing gasket is fixed in the sealing sleeve through the annular convex edge.

The utility model has the beneficial technical effects that:

the sealing sleeve is used for pressing a packaging bottle opening to seal, the spring applies elastic pressure to the sealing sleeve to ensure the sealing effect of the bottle opening, the lower end of the filling tube extends downwards to the bottle neck of a packaging bottle while the bottle opening is sealed, air in the bottle body is pumped out through the internal negative pressure tube to form negative pressure, then liquid materials are introduced into the filling channel due to the pressure difference between the material storage pool and the packaging bottle, the liquid materials are injected into the packaging bottle through the filling hole at the lower part, when the packaging bottle is full, foam generated inside can be gathered at the bottle neck of the packaging bottle, and the gathered foam is sucked out through the negative pressure tube at the position to finish filling; the filling discharger has the dual functions of filling and negative pressure pumping, can suck out the foam gathered at the bottle opening in time, avoids the foam from overflowing to pollute the bottle body and cause product waste, and has simple structure and easy operation.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic front view of the present invention;

FIG. 3 is a sectional view taken along line A-A of FIG. 2;

FIG. 4 is an enlarged view of a portion of FIG. 3;

fig. 5 is a schematic perspective view of the filling tube of the present invention;

fig. 6 is a sectional view taken along line B-B of fig. 5.

In the figure, 01 is a filling pipe, 11 is an inner pipe body, 12 is an outer pipe body, 121 is a feeding pipe, 122 is a conical section, 123 is a filling hole, 124 is a circular hole, 13 is a filling channel, 21 is a limiting plate, 22 is a spring, 23 is a sealing sleeve, 231 is an annular convex edge, 24 is a sealing ring, 25 is a locking shaft sleeve, 26 is a connecting boss, 27 is a sealing gasket.

Detailed Description

First embodiment, referring to fig. 1-6 of the specification, a negative pressure filling discharger comprises a cylindrical filling tube,

the filling pipe is of a sleeve structure, the inner pipe body on the inner layer of the filling pipe is a negative pressure pipe, the outer pipe body on the outer layer is coaxially and fixedly connected with the inner pipe body, a material filling channel with two closed ends is formed between the outer pipe body and the inner pipe body, the upper end of the inner pipe body extends upwards out of the outer pipe body, the upper part of the outer pipe body is radially provided with a feeding pipe communicated into the material filling channel, the lower end of the outer pipe body is close to the lower port of the inner pipe body, the lower end of the outer pipe body is uniformly provided with a plurality of filling holes communicated with the material filling channel along the circumferential direction, and the lower end of a filling head extends into the bottle body to not only pump negative pressure but also fill material liquid;

the outer body upper portion coaxial fixedly connected with circular limiting plate, outer body lower part coaxial sliding connection has the seal cover of bottle lid form, the cover has the spring on the outer body, the upper end and the limiting plate fixed connection of this spring, lower extreme and seal cover fixed connection, coaxial fixedly connected with annular sealed pad in the seal cover, the size of this sealed pad centre bore is greater than the size of outer body, the compression and the resilience drive seal cover of spring slide from top to bottom and carry out the sealed of bottleneck and open, the elasticity of spring provides continuous elastic pressure for the seal cover, the sealed effect of bottleneck has been guaranteed, can not cause the sealed department to leak gas because of the negative pressure.

The lower end of the outer pipe body is fixedly connected with the inner pipe body through the conical section, the filling hole is arranged at the conical section, the conical section is convenient for the sealing connection of the outer pipe body and the lower end of the inner pipe body, the processing difficulty is reduced, the vertical outflow of feed liquid in the filling hole can be controlled, a large amount of foam is avoided,

the whole quad slit that establishes of filling hole, the upper end of quad slit is equipped with the circular port rather than being connected, this circular port is regarded as the fabrication hole on the one hand, does benefit to the tapered section of inwards bending formation man-hour, has improved the degree of roundness and the rigidity of tapered section and outer body junction, in addition, some feed liquid can be followed the circular port and radially flowed out, has weakened the outflow speed of the interior feed liquid of square filling hole, reduces the quantity that produces the foam in the bottle.

The inner side surface of the sealing sleeve is provided with a sealing groove, a sealing ring is arranged in the sealing groove to connect the sealing sleeve and the outer pipe body in a sealing mode, and the sealing sleeve seals the joint of the sealing sleeve and the outer pipe body.

The upper end face of the limiting plate is fixedly provided with a lock shaft sleeve, the limiting plate and the outer tube body are fixedly connected through the lock shaft sleeve, the lock shaft sleeve is loosened, the limiting plate can move up and down, and the pressure of the spring on the sealing sleeve is adjusted.

The lower port edge of the sealing sleeve is internally provided with an annular convex edge, and the sealing gasket is fixed in the sealing sleeve through the annular convex edge.

The utility model discloses a working process and principle are: after the sealing sleeve at the lower end of the discharger is sleeved on the bottle mouth downwards, the sealing sleeve is tightly pressed on the bottle mouth of the packaging bottle by the downward pressure of the spring, the sealing effect of the bottle mouth is guaranteed by the elastic downward pressure, air leakage at the sealing part cannot be caused by negative pressure, the bottle mouth is sealed, the lower end of the filling pipe extends downwards into the bottle neck of the packaging bottle, air in the bottle body is pumped out through the internal negative pressure pipe to form negative pressure, then liquid materials are introduced into the filling channel due to the pressure difference between the material storage tank and the packaging bottle, the liquid materials are filled into the packaging bottle through the filling hole at the lower part, when the packaging bottle is filled, foams generated inside can be gathered at the bottle neck of the packaging bottle, and the gathered foams are sucked out through the negative pressure pipe at the position to finish filling; the filling discharger has the dual functions of filling and negative pressure pumping, can suck out the foam gathered at the bottle opening in time, avoids the foam from overflowing to pollute the bottle body and cause product waste, and has simple structure and easy operation.

Claims

1. The utility model provides a negative pressure filling discharger, includes circular shape filling tube, characterized by:

the filling pipe is of a sleeve structure, the inner pipe body on the inner layer of the filling pipe is a negative pressure pipe, the outer pipe body on the outer layer is coaxially and fixedly connected with the inner pipe body, a material filling channel with two closed ends is formed between the outer pipe body and the inner pipe body, the upper end of the inner pipe body extends upwards out of the outer pipe body, the upper part of the outer pipe body is radially provided with a feeding pipe communicated into the material filling channel, the lower end of the outer pipe body is close to the lower port of the inner pipe body, and the lower end part of the outer pipe body is uniformly provided with a plurality of filling holes communicated with the material filling channel along the circumferential direction;

2. The negative pressure filling discharging device according to claim 1, wherein: the lower end of the outer pipe body is fixedly connected with the inner pipe body through a conical section, and the filling hole is formed in the conical section.

3. The negative pressure filling discharging device according to claim 2, wherein: the whole of the perfusion hole is a square hole, and a circular hole connected with the square hole is formed in the upper end of the square hole.

4. The negative pressure filling discharging device according to claim 1, wherein: the inner side surface of the sealing sleeve is provided with a sealing groove, and a sealing ring is arranged in the sealing groove to connect the sealing sleeve and the outer pipe body in a sealing manner.

5. The negative pressure filling discharging device according to claim 1, wherein: and the upper end surface of the limiting plate is fixedly provided with a lock shaft sleeve, and the limiting plate is fixedly connected with the outer pipe body through the lock shaft sleeve.

6. The negative pressure filling discharging device according to claim 1, wherein: the bottom surface of the limiting plate is provided with an annular connecting boss, the upper surface of the sealing sleeve is provided with an annular connecting boss, and two ends of the spring are fixed on the two connecting bosses.

7. The negative pressure filling discharging device according to claim 1, wherein: the lower port edge of the sealing sleeve is internally provided with an annular convex edge, and the sealing gasket is fixed in the sealing sleeve through the annular convex edge.