CN210544461U

CN210544461U - Antistatic agent injection device

Info

Publication number: CN210544461U
Application number: CN201921176652.5U
Authority: CN
Inventors: 王克元; 涂兴宝; 张诗涵
Original assignee: Rugao Yurun Fiber Technology Co Ltd
Current assignee: Rugao Yurun Fiber Technology Co Ltd
Priority date: 2019-07-25
Filing date: 2019-07-25
Publication date: 2020-05-19
Anticipated expiration: 2029-07-25

Abstract

The utility model discloses an antistatic agent injection device, which comprises a high-pressure gas storage tank, a first connecting pipe, a distribution valve, a second connecting pipe, an antistatic agent tank, a first output pipe, a flow control valve, a shell, an inner cavity, an output pipe, a guide sleeve body, a circulating pump, a circulating pipe, a groove, an output hole, a spray head, a buffer cavity, a third connecting pipe, a communicating pipe body and a taper hole groove; the utility model has the advantages of reasonable and simple structure, low production cost, convenient installation and complete functions, wherein the antistatic agent is sprayed out through the spray head, and simultaneously the high-pressure device body in the inner cavity can be atomized and mixed with the sprayed antistatic agent along the surface of the taper hole groove, thereby improving the uniformity of mixing; the utility model discloses in the circulating pump that sets up, can pass through the circulating pipe with mixture among the stirred tank and carry the recess, then spray simultaneously through the several delivery outlet and further mix in the inner chamber, just also further improved the homogeneity of mixing.

Description

Antistatic agent injection device

The technical field is as follows:

the utility model relates to an injection device, in particular to antistatic agent injection device.

Background art:

the research of the metallocene catalyst is a special subject in the national 'nine five' key scientific and technological project 'research and development of special chemicals such as novel high-efficiency catalysts'. The development of metallocene catalysts has led to a revolution in polyolefin resin products, and the use of existing industrial equipment can realize the shift from traditional catalysts to new metallocene catalysts, and produce new products with higher added value and more superior performance. The development of metallocene catalysts and other single-site catalysts has a great influence on product development, process technology and post-processing enterprises, and is an important scientific and technical progress.

Metallocene catalysts and their olefin polymers are in the development stage, and their development and application will certainly drive the development of the whole polyolefin industry. At present, in the gas phase polymerization process, resin powder is fluidized and rubbed with each other to form static electricity, so that the resin powder is pasted to the wall of a reactor to form a sheet-shaped object, and the sheet-shaped object reaches a certain size and weight and falls off under the action of gravity. The falling flakes interfere with the fluidization state of the gas phase fluidized bed, resulting in unstable polymerization, and when too large, easily clog the discharge line, resulting in production stoppage.

In view of the above situation, many attempts have been made in the prior art to reduce resin sheeting, including adding an antistatic agent into a catalyst, or injecting an antistatic agent during a polymerization reaction, but the addition of an antistatic agent during a catalyst preparation process has a large influence on the activity of the catalyst; the existing antistatic agent injection device has simpler functions, thereby seriously influencing the use effect.

The utility model has the following contents:

the utility model aims at providing an antistatic agent injection device in order to solve above-mentioned problem, it is fairly simple to have solved current antistatic agent injection device function to seriously influence the problem of the effect of using.

In order to solve the above problem, the utility model provides a technical scheme: the utility model provides an antistatic agent injection device, includes the stirred tank, its innovation point lies in: the device also comprises a high-pressure gas storage tank, a first connecting pipe, a distribution valve, a second connecting pipe, an antistatic agent tank, a first output pipe, a flow control valve, a shell, an inner cavity, an output pipe, a guide sleeve body, a circulating pump, a circulating pipe, a groove, an output hole, a spray head, a buffer cavity, a third connecting pipe, a communicating pipe body and a taper hole groove; the air outlet of the high-pressure air storage tank is connected with the inlet hole of the distribution valve through a first connecting pipe; the first outlet hole of the distribution valve is communicated with the upper side inside the antistatic agent tank through a second connecting pipe, and the second outlet hole of the distribution valve is communicated with the left inlet of the inner cavity through a third connecting pipe; the inner cavity is arranged in the shell, the right side in the inner cavity is fixedly connected with a guide sleeve body, and the right side outlet of the inner cavity is connected with the inlet of the stirring kettle through an output pipe; conical hole grooves are formed in the left side and the right side of the guide sleeve body, the centers of the conical hole grooves are communicated through small holes, and grooves are formed in the outer side of the guide sleeve body; a plurality of output holes are formed in the inner side of the groove, and outlets in the inner sides of the output holes face the right side of the inner cavity; the buffer cavity is positioned in the center of the left side of the taper hole groove, the buffer cavity is fixedly connected to the center of the left side of the inner cavity, a nozzle is fixedly connected to the outlet of the center of the right side of the buffer cavity, and the inlet of the upper side of the buffer cavity is connected with the outlet of the flow control valve through a communicating pipe body; the flow control valve is fixedly connected to the upper side of the shell, and an inlet at the upper side of the flow control valve is connected with an output port at the lower side of the antistatic agent tank through a first output pipe; circulating pump fixed connection is in the casing downside, circulating pump upside export is connected with the recess is inside, circulating pump downside entry is connected with the circulation mouth of stirred tank through the circulating pipe.

Preferably, the specific structure of the distribution valve comprises a valve body, a first outlet hole, a communication valve core, a stepping motor, a second outlet hole and an inlet hole; an inlet hole is formed in the left side inside the valve body, a first outlet hole is formed in the upper side inside the valve body, a second outlet hole is formed in the lower side inside the valve body, and a communicating valve core is movably connected inside the valve body; the central shaft at the rear side of the communicating valve core is fixedly connected with an output shaft of the stepping motor; the stepping motor is fixedly connected to the center of the rear side of the valve body.

Preferably, the right side of the inner cavity is in a bell mouth shape.

Preferably, the groove is an annular groove.

Preferably, a guide conical surface is arranged on the left side of the buffer cavity.

Preferably, a gap is formed between the periphery of the outer part of the right outlet of the spray head and the periphery of the small hole in the center of the taper hole groove.

Preferably, the gas in the high-pressure gas storage tank is nitrogen.

The utility model has the advantages that:

(1) the utility model has the advantages of reasonable and simple structure, low in production cost, simple to operate, it is multiple functional, here antistatic agent passes through the shower nozzle blowout, and the hyperbaric device body in the inner chamber can atomize along taper hole groove surface and spun antistatic agent and mix simultaneously to the homogeneity of mixing has been improved.

(2) The utility model discloses in the circulating pump that sets up, can pass through the circulating pipe with mixture among the stirred tank and carry the recess, then spray simultaneously through the several delivery outlet and further mix in the inner chamber, just also further improved the homogeneity of mixing.

Description of the drawings:

for ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic view of the structure of the dispensing valve.

1-high pressure gas storage tank; 2, connecting a pipe I; 3-a dispensing valve; 4-connecting the pipe II; 5-antistatic agent tank; 6-outputting a pipe I; 7-a flow control valve; 8-a shell; 9-inner cavity; 10-an output pipe; 11-a stirred tank; 12-a guide sleeve body; 13-a circulation pump; 14-a circulation pipe; 15-a groove; 16-an output aperture; 17-a spray head; 18-a buffer cavity; 19-connecting pipe III; 20-a communicating tube body; 21-taper hole groove; 31-a valve body; 32-a first outlet aperture; 33-a communication spool; 34-a stepper motor; 35-a second outlet orifice; 36-inlet aperture.

The specific implementation mode is as follows:

as shown in fig. 1, the following technical solutions are adopted in the present embodiment: an antistatic agent injection device comprises a stirring kettle 11, a high-pressure gas storage tank 1, a first connecting pipe 2, a distribution valve 3, a second connecting pipe 4, an antistatic agent tank 5, a first output pipe 6, a flow control valve 7, a shell 8, an inner cavity 9, an output pipe 10, a guide sleeve body 12, a circulating pump 13, a circulating pipe 14, a groove 15, an output hole 16, a spray head 17, a buffer cavity 18, a third connecting pipe 19, a communicating pipe body 20 and a taper hole groove 21; an air outlet of the high-pressure air storage tank 1 is connected with an inlet hole of a distribution valve 3 through a first connecting pipe 2; the first outlet hole of the distribution valve 3 is communicated with the upper side inside the antistatic agent tank 5 through a second connecting pipe 4, and the second outlet hole of the distribution valve 3 is communicated with the inlet at the left side of the inner cavity 9 through a third connecting pipe 19; the inner cavity 9 is arranged inside the shell 8, the right side inside the inner cavity 9 is fixedly connected with a guide sleeve body 12, and the right side outlet of the inner cavity 9 is connected with the inlet of a stirring kettle 11 through an output pipe 10; tapered hole grooves 21 are formed in the left side and the right side of the guide sleeve body 12, the centers of the tapered hole grooves 21 are communicated through small holes, and a groove 15 is formed in the outer side of the guide sleeve body 12; a plurality of output holes 16 are formed in the inner side of the groove 15, and the outlets in the inner sides of the output holes 16 face the right side of the inner cavity 9; the buffer cavity 18 is positioned at the center of the left side of the taper hole groove 21, the buffer cavity 18 is fixedly connected to the center of the left side of the inner cavity 9, a spray head 17 is fixedly connected to the outlet of the center of the right side of the buffer cavity 18, and the inlet of the upper side of the buffer cavity 18 is connected with the outlet of the flow control valve 7 through a communicating pipe body 20; the flow control valve 7 is fixedly connected to the upper side of the shell 8, and an inlet on the upper side of the flow control valve 7 is connected with an output port on the lower side of the antistatic agent tank 5 through an output pipe I6; the circulating pump 13 is fixedly connected to the lower side of the shell 8, an outlet on the upper side of the circulating pump 13 is connected with the inside of the groove 15, and an inlet on the lower side of the circulating pump 13 is connected with a circulating port of the stirring kettle 11 through a circulating pipe 14.

As shown in fig. 2, the specific structure of the distribution valve 3 includes a valve body 31, a first outlet hole 32, a communication spool 33, a stepping motor 34, a second outlet hole 35, and an inlet hole 36; an inlet hole 36 is formed in the left side inside the valve body 31, a first outlet hole 32 is formed in the upper side inside the valve body 31, a second outlet hole 35 is formed in the lower side inside the valve body 31, and a communicating valve core 33 is movably connected inside the valve body 31; the central shaft at the rear side of the communicating valve core 33 is fixedly connected with the output shaft of the stepping motor 34; the stepping motor 34 is fixedly connected to the center of the rear side of the valve body 31.

Wherein the right side of the inner cavity 9 is in a bell mouth shape; the groove 15 is an annular groove; a guide conical surface is arranged on the left side of the buffer cavity 18; gaps are arranged between the periphery of the outer part of the right outlet of the spray head 17 and the periphery of the small hole in the center of the taper hole groove 21; the gas in the high-pressure gas storage tank 1 is nitrogen.

The utility model discloses a user state does: the utility model has the advantages of reasonable and simple structure, low in production cost, simple to operate, it is multiple functional, during the use, the high-pressure gas of high-pressure gas holder 1 is distributed at first in distributing valve 3 and is carried antistatic agent jar 5 and inner chamber 9, and carry and can impress antistatic agent in proper order in antistatic agent jar 5 output tube one 6, flow control valve 7, in communicating pipe body 20 and the buffer cavity 18, then spout through shower nozzle 17, the high-pressure vessel body in inner chamber 9 can atomize along taper hole groove 21 surface and mix with spun antistatic agent simultaneously, thereby the homogeneity of mixing has been improved, then the mixture can be carried through output tube 10 and further mixes in stirred tank 11, and antistatic agent is convenient for using through the material pump output on stirred tank 11 after mixing, and the circulating pump 13 that sets up, can be with in stirred tank 11 mixture through circulating pipe 14 carry recess 15, then the mixture is sprayed into the inner cavity 9 through a plurality of output holes 16 simultaneously for further mixing, and the uniformity of mixing is further improved.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, and it should be understood by those skilled in the art that the present invention is not limited by the above embodiments, which are only illustrative, but also various changes and modifications may be made without departing from the spirit and scope of the present invention, which fall within the scope of the present invention as claimed, which is defined by the appended claims and their equivalents.

Claims

1. An antistatic agent injection device, includes stirred tank (11), its characterized in that: the device is characterized by also comprising a high-pressure gas storage tank (1), a first connecting pipe (2), a distribution valve (3), a second connecting pipe (4), an antistatic agent tank (5), a first output pipe (6), a flow control valve (7), a shell (8), an inner cavity (9), an output pipe (10), a guide sleeve body (12), a circulating pump (13), a circulating pipe (14), a groove (15), an output hole (16), a spray head (17), a buffer cavity (18), a third connecting pipe (19), a communicating pipe body (20) and a taper hole groove (21);

an air outlet of the high-pressure air storage tank (1) is connected with an inlet hole of the distribution valve (3) through a first connecting pipe (2);

the first outlet hole of the distribution valve (3) is communicated with the upper side inside the antistatic agent tank (5) through a second connecting pipe (4), and the second outlet hole of the distribution valve (3) is communicated with the left inlet of the inner cavity (9) through a third connecting pipe (19);

the inner cavity (9) is arranged inside the shell (8), the right side inside the inner cavity (9) is fixedly connected with a guide sleeve body (12), and the right side outlet of the inner cavity (9) is connected with the inlet of a stirring kettle (11) through an output pipe (10);

tapered hole grooves (21) are formed in the left side and the right side of the guide sleeve body (12), the centers of the tapered hole grooves (21) are communicated through small holes, and a groove (15) is formed in the outer side of the guide sleeve body (12);

a plurality of output holes (16) are formed in the inner side of the groove (15), and the outlets in the inner sides of the output holes (16) face the right side of the inner cavity (9);

the buffer cavity (18) is positioned in the center of the left side of the taper hole groove (21), the buffer cavity (18) is fixedly connected to the center of the left side of the inner cavity (9), a nozzle (17) is fixedly connected to the outlet of the center of the right side of the buffer cavity (18), and the inlet of the upper side of the buffer cavity (18) is connected with the outlet of the flow control valve (7) through a communicating pipe body (20);

the flow control valve (7) is fixedly connected to the upper side of the shell (8), and an inlet on the upper side of the flow control valve (7) is connected with an output port on the lower side of the antistatic agent tank (5) through a first output pipe (6);

circulating pump (13) fixed connection is in casing (8) downside, circulating pump (13) upside export is connected with recess (15) inside, circulating pump (13) downside entry is connected with stirred tank (11) circulation mouth through circulating pipe (14).

2. The antistatic agent injection apparatus as claimed in claim 1, wherein: the specific structure of the distribution valve (3) comprises a valve body (31), a first outlet hole (32), a communication valve core (33), a stepping motor (34), a second outlet hole (35) and an inlet hole (36);

an inlet hole (36) is formed in the left side inside the valve body (31), a first outlet hole (32) is formed in the upper side inside the valve body (31), a second outlet hole (35) is formed in the lower side inside the valve body (31), and a communicating valve core (33) is movably connected inside the valve body (31);

the central shaft at the rear side of the communicating valve core (33) is fixedly connected with an output shaft of the stepping motor (34);

the stepping motor (34) is fixedly connected to the center of the rear side of the valve body (31).

3. The antistatic agent injection apparatus as claimed in claim 1, wherein: the right side of the inner cavity (9) is in a horn mouth shape.

4. The antistatic agent injection apparatus as claimed in claim 1, wherein: the groove (15) is an annular groove.

5. The antistatic agent injection apparatus as claimed in claim 1, wherein: and a guide conical surface is arranged on the left side of the buffer cavity (18).

6. The antistatic agent injection apparatus as claimed in claim 1, wherein: gaps are arranged between the periphery of the outer part of the right outlet of the spray head (17) and the periphery of the small hole in the center of the taper hole groove (21).

7. The antistatic agent injection apparatus as claimed in claim 1, wherein: and the gas in the high-pressure gas storage tank (1) is nitrogen.