CN218289649U

CN218289649U - Solid material feeding device

Info

Publication number: CN218289649U
Application number: CN202221722200.4U
Authority: CN
Inventors: 余德勉
Original assignee: Shanghai Yuelian Biotechnology Co ltd
Current assignee: Shanghai Yuelian Biotechnology Co ltd
Priority date: 2022-07-04
Filing date: 2022-07-04
Publication date: 2023-01-13
Anticipated expiration: 2032-07-04

Abstract

The utility model discloses a solid material feeding device, which belongs to the technical field of material feeding and comprises a feeding component, wherein the feeding component comprises a hopper and a feeding device hermetically connected with a feed inlet of the hopper; the mixing assembly comprises a circulating pump and a kettle body which are connected through a pipeline to form a closed loop, and a liquid inlet and a mixture outlet are formed in the kettle body; the discharge port of the hopper is hermetically connected with the inlet end of the circulating pump through a pipeline, and powder is conveyed to a loop in the mixing assembly by utilizing pressure difference and is mixed with the liquid in the kettle body. Through with feed assembly and compounding subassembly sealing connection to form sealed transport space, the transport of solid material and with the mixture of liquid all go on in inclosed space, and the powder exists only in the funnel in little space with the powder form, can not be on a large scale formation explosive dust, thereby reduced the danger of dust explosion.

Description

Solid material feeding device

Technical Field

The utility model belongs to the technical field of the material is put in, concretely relates to solid material puts in device.

Background

In the pesticide batching process, solid materials are fed in a traditional mode through a manhole or a feeding box on a kettle, dust clouds are often formed in the closed kettle, the solid-liquid mixer can quickly mix the solid materials and the liquid materials aiming at the extremely high risk of explosion of the solid materials with the MIE of less than or equal to 3mj, the formation of explosive dust clouds in a large range is effectively avoided, and the solid feeding risk is reduced.

Although the traditional feeding mode is convenient and fast in feeding, dust overflow and exposure phenomena are easy to occur in the feeding process, dust clouds are easier to form in a closed kettle, and the risk of dust explosion of materials with extremely low minimum ignition energy is higher.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a solid material puts in device to solve the problem of some in the use that appears of carrying in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a solid material feeding device comprises a feeding assembly, wherein the feeding assembly comprises a funnel and a discharging device which is hermetically connected with a feeding hole of the funnel;

the mixing assembly comprises a circulating pump and a kettle body which are connected through a pipeline to form a closed loop, and a liquid inlet and a mixture outlet are formed in the kettle body;

the discharge port of the funnel is connected with the inlet end of the circulating pump in a sealing mode through a pipeline, and powder is conveyed to a loop in the mixing assembly by means of pressure difference and mixed with liquid in the kettle body.

Preferably, the inlet and outlet ends of the circulating pump are respectively led out of the first connecting pipe and the second connecting pipe and are connected with the kettle body, so that a closed loop is formed.

Preferably, the outlet end of the funnel is connected with the first connecting pipe through a third connecting pipe, and the third connecting pipe and the first connecting pipe are located beside the inlet of the circulating pump.

Preferably, the mixture outlet is positioned at the bottom of the kettle body.

Preferably, the device also comprises a nitrogen charging device.

Preferably, the nitrogen charging device is connected with the funnel through a nitrogen charging pipeline.

Preferably, the device also comprises a dust removal device.

Preferably, the dust removing device is connected with the hopper through a dust removing pipeline.

Preferably, the blanking device is a ton bag discharger.

Preferably, the funnel is a conical funnel.

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

through with feed assembly and compounding subassembly sealing connection to form sealed transport space, the transport of solid material and with the mixture of liquid all go on in inclosed space, and the powder exists only in the funnel in little space with the powder form, can not be on a large scale formation explosive dust, thereby reduced the danger of dust explosion.

Drawings

FIG. 1 is a first schematic view of the present invention;

FIG. 2 is a second schematic structural view of the present invention;

fig. 3 is a third schematic structural diagram of the present invention.

In the figure: 100. a feeding assembly; 101. a funnel; 102. a blanking device; 200. a mixing assembly; 201. A circulation pump; 202. a kettle body; 202a, a liquid inlet; 202b, a mixture outlet; 203. a first connecting pipe; 204. a second connection pipe; 300. a third connecting pipe; 400. a nitrogen charging device; 401. a nitrogen charging pipeline; 500. a dust removal device; 501. and (7) a dust removal pipeline.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a solid material feeding device (hereinafter referred to as a feeding device) is mainly composed of a feeding assembly 100 and a mixing assembly 200, wherein the feeding assembly 100 includes a hopper 101 and a discharging device 102, a discharging port of the discharging device 102 is hermetically connected with a feeding port of the hopper 101, the hopper 101 is conical as a whole, the hopper 101 can be in other shapes such as a cylinder or a cube, and the discharging device 102 is preferably a ton bag discharger; the mixing assembly 200 comprises a circulating pump 201 and a kettle body 202 which are connected in a closed loop through a pipeline, namely a first connecting pipe 203 and a second connecting pipe 204 are respectively led out from the inlet and outlet ends of the circulating pump 201, and the first connecting pipe 203 and the second connecting pipe 204 are both connected with the kettle body 202, so that a closed loop of the circulating pump, the first connecting pipe 203, the kettle body 202, the second connecting pipe 204 and the circulating pump 201 is formed, meanwhile, a liquid inlet 202a and a mixture outlet 202b are arranged on the kettle body 202, preferably, the mixture outlet 202b is arranged at the bottom of the kettle body 202, solvent liquid is injected into the kettle body 202 through the liquid inlet 202a, and a liquid circulation passage is formed under the action of the circulating pump 201.

The feeding assembly 100 and the mixing assembly 200 are connected through a pipeline, the powder in the feeding assembly 100 flows into the mixing assembly 200 through the pipeline, specifically, the discharge port of the hopper 101 is connected with the inlet end of the circulating pump 201 through the pipeline, which is denoted as a third connecting pipe 300, preferably, the third connecting pipe 300 is communicated with the first connecting pipe 203, and the connecting position of the first connecting pipe 203 and the third connecting pipe 300 is located near the inlet end of the circulating pump 201, when the circulating pump 201 is in operation, a negative pressure is generated at the inlet end of the circulating pump 201 due to the venturi principle, at this time, a pressure difference is generated between the hopper and the inlet end of the circulating pump 201, under the action of the pressure difference, the hopper 101 fixes the powder to enter the first connecting pipe 203 through the third connecting pipe 300 and enter the kettle body 202 along with the circulation of the liquid, the solid powder is fully mixed with the liquid solvent in the kettle body 202, so as to form a solid-liquid mixture, the mixed material flows out and is collected through the mixture outlet 202b, wherein the solid powder is in a sealed environment, and the powder is only in a small space, so as to form a large-area of explosive dust in the hopper 101, and the dust is not formed, thereby reducing the risk of explosion.

Further, this input device is still including filling nitrogen device 400, this fill nitrogen device 400 through the space looks UNICOM in pipeline and the funnel 101, this pipeline is marked as filling nitrogen pipeline 401, through filling nitrogen device 400 with fill nitrogen pipeline 401, can be to the inside nitrogen gas that injects of funnel 101, thereby reduce the oxygen concentration in the funnel 101, and then further reduce the danger of dust explosion, simultaneously because only need inject nitrogen gas in the funnel 101 to little voluminous, the injection volume of nitrogen gas is compared the injection volume of nitrogen gas few in to the cauldron body 202, be favorable to reduce cost.

Further, the feeding device further comprises a dust removing device 500, and the dust removing device 500 is connected with the hopper 101 through a dust removing pipeline 501 and is used for removing dust in the hopper 101, so that the risk of dust explosion is reduced.

The working process of the dispensing device will now be explained by means of a preferred embodiment of the dispensing device: solid powder passes through ton package tripper unloading to funnel 101 in, utilize the venturi principle to produce the negative pressure at circulating pump 201 entrance point along with circulating pump 201's operation, with in funnel 101 powder material inhale follow liquid circulation entering cauldron body 202 in, fully mix with liquid (solvent), solid material's transport and with the mixture of liquid go on in inclosed space, and funnel 101 still is connected with nitrogen charging device 400 through pipeline and dust collector 500, reduce the oxygen content in the little space of funnel 101 interior dust cloud concentration and the airtight space of funnel 101 effectively, greatly reduced dust explosion risk.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a solid material puts in device which characterized in that: comprises that

The feeding assembly (100), the feeding assembly (100) comprises a funnel (101) and a blanking device (102) which is connected with a feeding hole of the funnel (101) in a sealing mode;

the mixing assembly (200) comprises a circulating pump (201) and a kettle body (202) which are connected through a pipeline to form a closed loop, wherein a liquid inlet (202 a) and a mixed material outlet (202 b) are formed in the kettle body (202);

the discharge hole of the hopper (101) is connected with the inlet end of the circulating pump (201) in a sealing mode through a pipeline, and powder is conveyed into a loop in the mixing assembly (200) by means of pressure difference and mixed with liquid in the kettle body (202).

2. The solid material feeding device according to claim 1, wherein: the inlet and outlet ends of the circulating pump (201) are respectively led out of a first connecting pipe (203) and a second connecting pipe (204) and are connected with the kettle body (202), so that a closed loop is formed.

3. A solid material delivery apparatus as claimed in claim 2, wherein: the outlet end of the funnel (101) is connected with the first connecting pipe (203) through a third connecting pipe (300), and the third connecting pipe (300) is located beside the inlet of the circulating pump (201) together with the first connecting pipe (203).

4. The solid material feeding device according to claim 1, wherein: the mixture outlet (202 b) is positioned at the bottom of the kettle body (202).

5. The solid material feeding device according to claim 1, wherein: also comprises a nitrogen charging device (400).

6. A solid material delivery apparatus as claimed in claim 5, wherein: the nitrogen charging device (400) is connected with the funnel (101) through a nitrogen charging pipeline (401).

7. The solid material feeding device according to claim 1, wherein: also comprises a dust removal device (500).

8. A solid material delivery apparatus as claimed in claim 7, wherein: the dust removal device (500) is connected with the hopper (101) through a dust removal pipeline (501).

9. The solid material feeding device according to claim 1, wherein: the blanking device (102) is a ton bag discharger.

10. The solid material feeding device according to claim 1, wherein: the funnel (101) is a conical funnel.