CN108792036B

CN108792036B - Multi-material mixing and injecting nozzle

Info

Publication number: CN108792036B
Application number: CN201810645303.7A
Authority: CN
Inventors: 张伟
Original assignee: Wuhan Hi Tech Weichuang Technology Co ltd
Current assignee: Wuhan Hi Tech Weichuang Technology Co ltd
Priority date: 2018-06-21
Filing date: 2018-06-21
Publication date: 2020-07-31
Anticipated expiration: 2038-06-21
Also published as: CN108792036A

Abstract

The invention relates to a multi-material mixing injection nozzle which comprises an injection pipe and a spray pipe, wherein the spray pipe is arranged outside the injection pipe, one end of the spray pipe penetrates through the pipe wall of the injection pipe and then extends into the pipe cavity of the injection pipe, one end of the spray pipe extending into the pipe cavity of the injection pipe is bent along the flowing direction of the material at the position inside the injection pipe, and the pipe body of the injection pipe at the pipe orifice corresponding to one end of the spray pipe extending into the pipe cavity of the injection pipe is inwards shrunk to form a reducing structure. The invention has the beneficial effects that: when the sauce material spraying device is used, a sauce material is injected into the feeding end of the material injecting pipe, the material spraying pipe is used for injecting liquid materials into the material injecting pipe, and the liquid materials flow in an accelerating manner under the influence of the reducing structure when flowing through the reducing structure, so that the pipe orifice of the material spraying pipe generates negative pressure, the liquid materials can be normally led out, and the production efficiency and the yield of bagged or bottled seasonings are ensured.

Description

Multi-material mixing and injecting nozzle

Technical Field

The invention relates to the field of packaging equipment, in particular to a multi-material mixing and injecting nozzle.

Background

Generally, when a plurality of materials are packaged, a plurality of feed nozzles are inserted into the same bag opening or bottle opening, and the plurality of materials refer to several materials with different properties, such as: salad oil, soy sauce, sesame paste, beef tallow and the like, and the filling process needs to be interrupted because a plurality of blanking nozzles cannot be arranged under the limitation of a bag opening or a bottle opening.

Therefore, when the existing mixing discharging pipe is used for mixing and injecting sauce materials and liquid materials, the pressure of the sauce materials is larger than that of the liquid materials (the sauce materials are generally fed by a plunger pump, the pressure is 0.4Mp, the liquid materials are fed by a centrifugal pump, and the pressure is 0.1Mp), the viscosity of the two materials is different from the feeding time, the pushing pressure of the sauce materials is high, the time is long, the sauce materials can be poured into the liquid material pipe, the liquid materials cannot be discharged normally, and the production efficiency and the yield of bagged or bottled seasoning products are reduced.

Disclosure of Invention

The technical problem to be solved by the invention is to provide a multi-material mixing and injecting nozzle to overcome the defects in the prior art.

The technical scheme for solving the technical problems is as follows: the utility model provides a many materials mix annotates material mouth, including annotating the material pipe and spouting the material pipe, the both ends of annotating the material pipe set up feed inlet and discharge gate respectively, spout the material pipe and arrange outside annotating the material pipe, and the one end of spouting the material pipe pierces through and stretches into the lumen of annotating the material pipe after annotating the pipe wall of material pipe, spout the one end that the material pipe stretched into in the material pipe lumen of annotating and buckle along the direction of flow of the material of this department in the material pipe of annotating, the body of the mouth of pipe department that the material pipe stretched into in the material pipe lumen of annotating is being annotated to the internal contraction.

The invention has the beneficial effects that: when using, the feed end through annotating the material pipe pours into the sauce body material into, spout the material pipe and be used for to annotating the intraductal injection liquid material of material, inwards shrink the body that forms the reducing structure through letting the material pipe of annotating stretch into the mouth of pipe department of this end in annotating the material pipe lumen corresponding spouting the material pipe, receive the influence of reducing structure and can flow with higher speed when the sauce body material flows through reducing structure department like this, thereby make spout material pipe mouth of pipe department and produce the negative pressure, let the liquid material can normally derive, the production efficiency and the yield of bagged or bottled condiment have been ensured.

On the basis of the technical scheme, the invention can be further improved as follows.

Further, the diameter of the minimum position of the reducing structure is smaller than 2/3 of the pipe diameter of the injection pipe, and the length of the reducing structure is larger than 1/2 of the pipe diameter of the injection pipe.

The adoption of the further beneficial effects is as follows: can effectively ensure that the sauce material flows through quickly without influencing the discharging of the material spraying pipe.

Furthermore, the number of the material spraying pipes extending into the material injection pipes is multiple, reducing structures are arranged at pipe openings corresponding to the material spraying pipes on the material injection pipes, and the distance between every two adjacent reducing structures is larger than 3 times of the pipe diameter of the material injection pipes.

The adoption of the further beneficial effects is as follows: set up many and spout the material pipe, the mixture of satisfying many materials that can be better like this, in addition, the distance between two adjacent reducing structure is greater than annotating 3 times of material pipe diameter, can reduce the pressure of the department of back reducing structure and the fluctuation of velocity of flow like this.

Further, the device also comprises a discharge nozzle, and the feed end of the discharge nozzle is connected with the discharge end of the material injection pipe.

The adoption of the further beneficial effects is as follows: the discharge nozzle is convenient to select and use according to the packaging requirement.

Further, still include the feed back subassembly, the feed back subassembly is linked together with the lumen of inlet pipe.

Furthermore, the feed back assembly comprises a feed suction pipe, a feed back sleeve, a feed back cylinder and a feed back piston, one end of the feed suction pipe is communicated with the pipe cavity of the feed injection pipe, the other end of the feed suction pipe is provided with the feed back sleeve, the feed back sleeve is internally provided with the feed back piston which is in close contact with the inner wall of the feed back sleeve, the feed back cylinder is arranged outside the feed back sleeve, and a piston rod of the feed back cylinder extends into the feed back sleeve and is connected with the feed back piston.

The adoption of the further beneficial effects is as follows: when stopping the feed, the resorption cylinder is down, and the resorption piston is down in the resorption cover under the effect of resorption cylinder, utilizes the suction that the resorption piston produced at down in-process to make the material backward flow of discharge gate department of ejection of compact mouth to effectively prevent the ejection of compact mouth drip, the packagine machine of being convenient for normally seals.

Drawings

Fig. 1 is a schematic structural view of a multi-material mixing injection nozzle according to the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. the device comprises a material injection pipe, a material injection pipe 110, a reducing structure, a material injection pipe 2, a material injection pipe 3, a material discharge nozzle 4, a material return assembly 410, a material suction pipe 420, a resorption sleeve 430, a resorption cylinder 440 and a resorption piston.

Detailed Description

The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.

As shown in fig. 1, a multi-material mixing injection nozzle comprises an injection pipe 1 and a spray pipe 2, the spray pipe 2 is arranged outside the injection pipe 1, one end of the material spraying pipe 2 penetrates through the pipe wall of the material injection pipe 1 and then extends into the pipe cavity of the material injection pipe 1, one end of the material spraying pipe 2 extending into the pipe cavity of the material injection pipe 1 is bent along the flowing direction of the material at the position in the material injection pipe 1, the pipe body of the material injection pipe 1 at the pipe orifice corresponding to the end of the material spraying pipe 2 extending into the pipe cavity of the material injection pipe 1 is contracted inwards to form a reducing structure 110, wherein the diameter of the minimum position of the reducing structure 110 is smaller than 2/3 of the pipe diameter of the injection pipe 1, the length of the reducing structure 110 is larger than 1/2 of the pipe diameter of the injection pipe 1, and the nozzle of the end of the material spraying pipe 2 extending into the pipe cavity of the material injection pipe 1 is positioned at the minimum diameter of the reducing structure 110, because the pressure is the biggest in minimum diameter department, the velocity of flow is the fastest, can effectively guarantee that the sauce material flows through fast and does not influence the ejection of compact of spout material pipe. The diameter of the two ends of the reducing structure 110 is equal, the diameter of the middle of the reducing structure is the smallest, and the two ends of the reducing structure are linearly reduced towards the middle.

The quantity that stretches into the spraying pipe 2 in the injection pipe 1 is many, all is equipped with reducing structure 110 in the pipe orifice department that corresponds each spraying pipe 2 on the injection pipe 1, and the distance between two adjacent reducing structure 110 is greater than 3 times of injection pipe 1 pipe diameter, and every spraying pipe 2 stretches into the one end in the pipe chamber of injection pipe 1 and all buckles along the flow direction of the material of this department in the injection pipe 1.

The multi-material mixing and injecting nozzle further comprises a discharging nozzle 3, and the feeding end of the discharging nozzle 3 is connected with the discharging end of the injecting pipe 1. In this embodiment, the injection pipe 1 is horizontally arranged, and thus, one end of the injection pipe 2 extending into the lumen of the injection pipe 1 is bent in a direction parallel to the injection pipe 1.

The multi-material mixing injection nozzle further comprises a material return component 4, the material return component 4 is communicated with a tube cavity of the injection tube 1, the material return component 4 comprises a suction tube 410, a resorption sleeve 420, a resorption cylinder 430 and a resorption piston 440, one end of the suction tube 410 is communicated with the tube cavity of the injection tube 1, the other end of the suction tube 410 is provided with the resorption sleeve 420, the resorption piston 440 in close contact with the inner wall of the resorption sleeve 420 is arranged in the resorption sleeve 420, the resorption cylinder 430 is arranged outside the resorption sleeve 420, a piston rod of the resorption cylinder 430 extends into the resorption sleeve 420 and is connected with the resorption piston 440, one end of the discharge nozzle 3, which is far away from the injection tube 1, is bent towards the direction parallel to the absorption tube 410, namely, a discharge hole of the discharge nozzle 3 and the absorption tube 410 are positioned on the same side.

Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.

Claims

1. The multi-material mixing injection nozzle is characterized by comprising an injection pipe (1) and a spray pipe (2), wherein the spray pipe (2) is arranged outside the injection pipe (1), one end of the spray pipe (2) penetrates through the pipe wall of the injection pipe (1) and then extends into the pipe cavity of the injection pipe (1), one end of the spray pipe (2) extending into the pipe cavity of the injection pipe (1) is bent along the flowing direction of the material at the position in the injection pipe (1), and the pipe body of the injection pipe (1) at the pipe orifice of the end, corresponding to the pipe orifice of the spray pipe (2) extending into the pipe cavity of the injection pipe (1), is inwardly contracted to form a reducing structure (110); the minimum diameter of the reducing structure (110) is smaller than 2/3 of the pipe diameter of the material injection pipe (1), and the length of the reducing structure (110) is larger than 1/2 of the pipe diameter of the material injection pipe (1); the number of the spray pipes (2) extending into the injection pipes (1) is multiple, the injection pipes (1) are provided with reducing structures (110) at the pipe openings corresponding to the spray pipes (2), and the distance between every two adjacent reducing structures (110) is more than 3 times of the pipe diameter of the injection pipes (1); the diameters of two ends of the reducing structure (110) are equal, the diameter of the middle is the smallest, and the two ends are linearly reduced towards the middle; the feeding end of the material injection pipe (1) is injected with sauce materials, and the material spraying pipe (2) is used for injecting liquid materials into the material injection pipe (1).

2. The multi-material mixing injection nozzle according to claim 1, further comprising a discharge nozzle (3), wherein a feed end of the discharge nozzle (3) is connected with a discharge end of the injection pipe (1).

3. A multi-material mixing injection nozzle according to claim 2, characterized by further comprising a feed back assembly (4), wherein the feed back assembly (4) is communicated with the tube cavity of the injection tube (1).

4. The multi-material mixing injection nozzle according to claim 3, wherein the feed back assembly (4) comprises a suction pipe (410), a suck back sleeve (420), a suck back cylinder (430) and a suck back piston (440), one end of the suction pipe (410) is communicated with the pipe cavity of the injection pipe (1), the other end of the suction pipe (410) is provided with the suck back sleeve (420), the suck back sleeve (420) is internally provided with the suck back piston (440) which is in close contact with the inner wall of the suck back sleeve, the suck back cylinder (430) is arranged outside the suck back sleeve (420), and the piston rod of the suck back cylinder (430) extends into the suck back sleeve (420) and is connected with the suck back piston (440).