CN207311870U

CN207311870U - Vented packaging mouth

Info

Publication number: CN207311870U
Application number: CN201721249521.6U
Authority: CN
Inventors: 蔡兵; 贾莹
Original assignee: Jess (yangzhou) Intelligent Environmental Protection Technology Co Ltd
Current assignee: Jess (yangzhou) Intelligent Environmental Protection Technology Co Ltd
Priority date: 2017-09-26
Filing date: 2017-09-26
Publication date: 2018-05-04
Anticipated expiration: 2027-09-26

Abstract

Vented packaging mouth.It is related to powder packaging, filling apparatus field, more particularly to wherein packs the improvement of mouth.Cost is low and stable working state for delicate structure, manufacture, and material is can effectively avoid after use and is flowed out between packaging bag and packaging mouth, so as to effectively avoid the pollution of working environment and the waste of material.Including inner and outer tubes, said inner tube is threaded through in outer tube；The both ends of said inner tube and outer tube are in sealing state, and at least one in said inner tube, outer tube is equipped with filtration zone.It is not provided with the outer tube, part is equipped with or all equipped with filtration zone；It is not provided with said inner tube, part is equipped with or all equipped with filtration zone.The through hole that some diameters are less than material diameter is offered in the filtration zone.The utility model has the advantages that delicate structure, manufacture on the whole, and cost is low and stable working state, efficiently solves that material packaging is discontented, packaging speed is slow, material overflows and the problems such as material waste.

Description

Vented packaging mouth

Technical field

Powder packaging, filling apparatus field are the utility model is related to, more particularly to wherein packs the improvement of mouth.

Background technology

As shown in Figure 1, nowadays when being packed to powder, usually first packaging bag is socketed on packaging mouth, is then turned on Packing machine, powder is sent into packaging bag.However, people have found when in use, by effects of air pressure, powder is being sent into packaging bag During often there is problems with：First, packaging bag can not fill up, bubble packs the powder in back pkt. excessively, every time in packaging bag Measure it is inconsistent, so as to bring strong influence to conevying efficiency, value accounting；2nd, powder easily wraps certainly in packaging process Gap between pack and packaging mouth outwards leaks out, so as to seriously polluted the air quality of packing shop, and gives production cost Bring great increase.

In this regard, State Bureau disclosed on January 2nd, 2002, a entitled " a kind of powder material package machine is filled from exhaust Fill mouth ", the Chinese utility model patent of Application No. " 01203496.7 ", in the case will packaging mouth be arranged to it is two layers inside and outside, from And exhaust interlayer is formed, and an exhaust pipe is connected in interlayer is vented, so as to carry out air pressure balance in packaging process.However, Such technical solution will have substantial amounts of powder together to be discharged with exhaust pipe during the work time, so as to can not still avoid being produced into This increase.Meanwhile the connection support mentioned in such technical solution there is also difficulty of processing it is big, high processing costs ask Topic.

The content of the invention

The utility model in view of the above problems, propose a kind of delicate structure, cost is low and stable working state for manufacture, make It can effectively avoid material after to flow out between mouth from packaging bag and packing, so as to effectively avoid pollution and the material of working environment Waste novel package mouth.

The technical solution of the utility model is：Including inner and outer tubes, said inner tube is threaded through in outer tube；Said inner tube and The both ends of outer tube are in sealing state, and at least one in said inner tube, outer tube is equipped with filtration zone.

It is not provided with the outer tube, part is equipped with or all equipped with filtration zone；It is not provided with said inner tube, part is equipped with Or all equipped with filtration zone.

The through hole that some diameters are less than material diameter is offered in the filtration zone.

The filtration zone is made of at least one layer of strainer.

The filtration zone is made of porous materials.

The packaging mouth further includes mounting base, and one end of said inner tube and outer tube is fixedly connected with the end face of mounting base On.

The one end of said inner tube and outer tube away from mounting base is connected as a single entity.

The one end of said inner tube and outer tube away from mounting base keeps sealing by annular plug.

When the utility model is used, it may be such that additional air in packaging bag can be via filtration zone and exhaust pipe to outflow Go out, thus it is naturally open or after having installed negative pressure source additional in exhaust pipe, effectively discharge the additional air in packaging bag, on the one hand, Avoid formation and the residual blistered in packaging bag so that the filling of packaging can be more complete；On the other hand, by filtration zone shadow Ring, can effectively avoid because environmental pollution, material waste, cost increase caused by after material is together flowed out with air the problems such as.This Utility model has the advantages that delicate structure, manufacture on the whole, and cost is low and stable working state, efficiently solves material Packaging is discontented, packaging speed is slow, material overflows and the problems such as material waste.

Brief description of the drawings

Fig. 1 is the use state reference chart of this case,

Fig. 2 is the structure diagram of situation one in this case,

Fig. 3 is the structure diagram of situation two in this case,

Fig. 4 is the structure diagram of situation three in this case,

Fig. 5 is the structure diagram of situation four in this case,

Fig. 6 is the structure diagram of situation five in this case,

Fig. 7 is the structure diagram of situation six in this case；

1 is inner tube in figure, and 2 be outer tube, and 3 be exhaust pipe, and 4 be mounting base, and 5 be filtration zone.

Embodiment

As shown in figs. 1-7, including inner tube 1 and outer tube 2, said inner tube 1 are threaded through in outer tube 2 the utility model；The bag Dress mouth further includes exhaust pipe 3, and one end of the exhaust pipe 3 is connected between inner tube 1 and outer tube 2；Said inner tube 1 and outer tube 2 Both ends are in sealing state, and at least one in said inner tube 1, outer tube 2 is equipped with filtration zone 5.In this way, it may be such that in packaging bag Additional air can be flowed outwardly via filtration zone and exhaust pipe so that naturally open or installed negative pressure source additional in exhaust pipe Afterwards, the additional air effectively in discharge packaging bag, on the one hand, avoid formation and the residual blistered in packaging bag so that packaging Filling can be more complete；On the other hand, by filtering regional effect, can effectively avoid caused by after material is together flowed out with air The problems such as environmental pollution, material waste, cost increase.

It on filtration zone blockage problem in this case, our experiments show that, such as only set in the mouth of pipe or pipe of exhaust pipe , then easily there is the problem of exhaust blockage, therefore, this case eliminates the technical solution first in filtration zone.Hereafter, and pass through more Secondary experimental demonstration finds, when material is exported from packing machine by with certain initial velocity and certain discharge pressure, therefore, Material quickly leaves packaging mouth, then freely falling body is extremely by under the impact force effect between effect of inertia and material and material In packaging bag, only few material is adsorbed on filtration zone after the completion of packaging every time.

Therefore, the final technical solution of this case is to seal the both ends of inner and outer tubes, and in inner tube, outer tube at least One upper setting filtration zone, you can effectively avoid the problem that blocking, so that in material packaging process, exhaust pipe can be all the time Keep connecting with outside, so as to carry out natural air pressure balance, or the pumping of additional air is carried out after negative pressure source has been installed additional Go out.

It is not provided with the outer tube 2, part is equipped with or all equipped with filtration zone 5；It is not provided with said inner tube 1, is local It is equipped with or all equipped with filtration zone 5.

In this way, being not provided with the situation of filtration zone on discharge inner tube, outer tube, following several situations can be divided into（It is real in figure Line arrow is air-flow direction, and dotted arrow is material direct of travel）：

Situation one, as shown in Fig. 2, being not provided with filtration zone on outer tube, is locally equipped with filtration zone in inner tube；

Situation two, as shown in figure 3, filtration zone is not provided with outer tube, it is all whole equipped with filtration zone, i.e. inner tube in inner tube Body is filtration zone；

Situation three, as shown in figure 4, being locally equipped with filtration zone on outer tube, filtration zone is not provided with inner tube；

Situation four, as shown in figure 5, being locally equipped with filtration zone on outer tube, is locally equipped with filtration zone in inner tube；

Situation five, as shown in fig. 6, filtration zone is locally equipped with outer tube, all equipped with filtration zone, i.e. inner tube in inner tube Overall is filtration zone；

Situation six, as shown in fig. 7, all equipped with filtration zone on outer tube, i.e. outer tube is integrally filtration zone, is arranged at this time Tracheae fails, and no matter sets filtration zone in inner tube in this case, can be kept in packing materials inside and outside packaging bag Air circulation, realizes air pressure balance.

The through hole that some diameters are less than material diameter is offered in the filtration zone 5.So as to may be such that material can not be certainly Leaked out in through hole, and air can flow freely in venthole.

The filtration zone 5 is made of at least one layer of strainer.So as to form filtration zone by least one layer of strainer, have Manufacturing cycle is short, manufacture cost is low and applied widely, the advantages of can directly being replaced to the prior art.

The filtration zone 5 is made of porous materials.In this way, aperture can be directly chosen in processing less than material diameter Porous material, is cut into tubulose or other designated shapes, you can form the filtration zone of this case, have the manufacturing cycle it is short, Manufacture cost is low and applied widely, the advantages of can directly being replaced to the prior art.

The packaging mouth further includes mounting base 4, and one end of said inner tube and outer tube is fixedly connected with the end face of mounting base On.So that end face seal of the one end of inner and outer tubes by mounting base, the other end by using following two kinds of embodiments as The structure of representative is sealed.

The one end of embodiment one, said inner tube 1 and outer tube 2 away from mounting base 4 is connected as a single entity.

Embodiment two, the one end of said inner tube 1 and outer tube 2 away from mounting base 4 keep sealing by annular plug.

Claims

1. vented packaging mouth, including inner and outer tubes, said inner tube are threaded through in outer tube；It is characterized in that, said inner tube Both ends with outer tube are in sealing state, and at least one in said inner tube, outer tube is equipped with filtration zone.

2. vented packaging mouth according to claim 1, it is characterised in that be not provided with the outer tube, part is equipped with Or all equipped with filtration zone；It is not provided with said inner tube, part is equipped with or all equipped with filtration zone.

3. vented packaging mouth according to claim 2, it is characterised in that offered in the filtration zone some straight Footpath is less than the through hole of material diameter.

4. vented packaging mouth according to claim 2, it is characterised in that the filtration zone is by least one layer of strainer It is made.

5. vented packaging mouth according to claim 2, it is characterised in that the filtration zone is by porous material system Into.

6. vented packaging mouth according to claim 1, it is characterised in that the packaging mouth further includes mounting base, institute The one end for stating inner and outer tubes is fixedly connected with the end face of mounting base.

7. vented packaging mouth according to claim 6, it is characterised in that said inner tube and outer tube are away from mounting base One end is connected as a single entity.

8. vented packaging mouth according to claim 6, it is characterised in that said inner tube and outer tube are away from mounting base One end keeps sealing by annular plug.