Pneumatic conveying reaction kettle feeding system

Abstract

The utility model provides a pneumatic conveying reaction kettle feeding system, which relates to the technical field of pneumatic conveying of powdery materials, comprises a ton bag feeding station, a bin pump, a conveying pipeline, a weighing storage bin, a weighing bin, a feeding machine and an owner reaction kettle which are sequentially arranged along the conveying direction, and is characterized in that a bypass assembly is arranged on the conveying pipeline; the bypass assembly comprises a nitrogen storage tank, a compressed air bypass pipeline and a compressed air inlet pipe, the compressed air inlet pipe and the compressed air bypass pipeline are arranged at an inlet and an outlet of the nitrogen storage tank, and the compressed air bypass pipeline and the conveying pipeline are connected through a plurality of check valves at intervals in the conveying direction. By arranging the bypass assembly, when a certain section in the conveying pipeline is blocked, the check valve in front of the blocked section is opened, and blocked materials in the conveying pipeline are impacted through high-pressure gas, so that the blocked materials can be quickly dredged, the dredging problem of the blocked pipeline can be quickly solved, and long-time shutdown caused by maintenance is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to powder material pneumatic conveying technical field, concretely to a kind of pneumatic conveying reaction kettle feeding system. BACKGROUND

[0002] In chemical production, solid feeding is often manually added to manhole by artificial, which has several defects: low degree of automation, chemical raw materials are harmful to human body, and the rate of artificial feeding cannot be effectively controlled.

[0003] At present, pneumatic conveying technology is gradually used to replace manual feeding in the market, and pneumatic conveying is a specific application of fluidization technology, which utilizes the energy of airflow to convey particulate materials in a closed pipeline along the airflow direction.

[0004] The existing pneumatic conveying system has the problems of easy pipe blockage, difficult unblocking after pipe blockage, low use stability and inconvenient problem handling. UTILITY MODEL CONTENT

[0005] (I) Technical problem solved

[0006] In view of the deficiencies of the prior art, the utility model provides a pneumatic conveying reaction kettle feeding system, which solves the problems raised in the above background technology.

[0007] (II) Technical scheme

[0008] To achieve the above purpose, the utility model realizes the following technical scheme: a pneumatic conveying reaction kettle feeding system, which comprises ton bag feeding station, warehouse pump, conveying pipeline, weighing storage bin, weighing bin, feeder and owner reaction kettle arranged in sequence along the conveying direction, the conveying pipeline is provided with bypass assembly, the bypass assembly comprises nitrogen gas storage tank, compressed air bypass pipeline and compressed air inlet pipe, the compressed air inlet pipe and compressed air bypass pipeline are arranged at the inlet and outlet of the nitrogen gas storage tank, and the compressed air bypass pipeline and the conveying pipeline are connected through a plurality of check valves along the conveying direction.

[0009] Preferably, the number of check valves is determined according to the bends of the conveying pipeline, and the check valves are connected to the compressed air bypass pipeline before and after each bend of the conveying pipeline.

[0010] Preferably, the feeding system further comprises an electric hoist, and the material in the ton bag is fed into the ton bag feeding station through the electric hoist.

[0011] Preferably, a dispersing machine is arranged between the ton bag feeding station and the warehouse pump.

[0012] Preferably, a warehouse top dust remover is arranged at the outlet where the conveying pipeline connects with the weighing storage bin.

[0013] Preferably, the middle part of the weighing storage bin is provided with a module sensor for detecting the material height.

[0014] Preferably, a start discharging valve is arranged between the weighing storage bin and the weighing bin.

[0015] Preferably, a feeding valve is arranged between the feeding machine and the owner's reaction kettle.

[0016] (III) beneficial effects

[0017] The utility model provides a kind of pneumatic conveying reaction kettle feeding system.It has the following beneficial effects:

[0018] 1, the pneumatic conveying reaction kettle feeding system, by setting up bypass component, when the blockage occurs in certain section of conveying pipeline, the check valve before the blocked section is opened, and the blocked material in conveying pipeline is impacted by high-pressure gas, so that it can be quickly dredged, and the dredging problem of pipe blockage can be quickly solved, reducing the long downtime caused by maintenance. BRIEF DESCRIPTION OF DRAWINGS

[0019] Fig. 1 It is the whole structure schematic diagram of the utility model;

[0020] Fig. 2 It is the compressed air bypass pipeline structure schematic diagram of the utility model.

[0021] In the drawing: 1 ton bag, 2 electric hoist, 3 ton bag feeding station, 4 dispersing machine, 5 bin pump, 6 conveying pipeline, 7 bin top dust remover, 8 weighing storage bin, 9 module sensor, 10 start discharging valve, 11 weighing bin, 12 feeding machine, 13 owner's reaction kettle, 14 feeding valve, 15 nitrogen gas storage tank, 16 compressed air bypass pipeline, 17 compressed air inlet pipe, 18 check valve. DETAILED DESCRIPTION

[0022] The utility model embodiment provides a kind of pneumatic conveying reaction kettle feeding system, as shown in Figs. 1-2 As shown in the drawing, it includes ton bag feeding station 3, bin pump 5, conveying pipeline 6, weighing storage bin 8, weighing bin 11, feeding machine 12 and owner's reaction kettle 13 sequentially arranged along the direction of conveyance.

[0023] The feeding system further includes electric hoist 2, which is a commercially available product, for lifting ton bag 1, and the material in ton bag 1 is fed into ton bag feeding station 3 through electric hoist 2.

[0024] Dispersing machine 4 is arranged between ton bag feeding station 3 and bin pump 5. The model of dispersing machine 4 is ESFS750 variable frequency dispersing machine, which is used to disperse the material and prevent the material from forming a group.

[0025] The model of the bin pump 5 is YLCB3 single-bin pump.

[0026] The conveying pipeline 6 is provided with a bin top dust remover 7 at the outlet connected with the weighing storage bin 8.

[0027] The middle part of the weighing storage bin 8 is provided with a module sensor 9 for detecting the material height.

[0028] The weighing storage bin 8 is provided with a start discharge valve 10 between the weighing storage bin 8 and the weighing bin 11.

[0029] The feeding machine 12 is a high-precision double-screw feeding machine, which has a weighing module and has a crushing effect on solid materials.

[0030] In order to avoid the blockage of the conveying pipeline 6, a bypass assembly is arranged on the conveying pipeline 6, which comprises a nitrogen storage tank 15, a compressed air bypass pipeline 16 and a compressed air inlet pipe 17.

[0031] When a certain section of the conveying pipeline 6 is blocked, the check valve 18 before the blocked section is opened, and the blocked material in the conveying pipeline 6 is impacted by high-pressure gas to quickly dredge, which can quickly solve the problem of pipe blockage and reduce the long downtime caused by maintenance.

[0032] Since the bends of the conveying pipeline 6 are prone to blockage, the number of check valves 18 is determined according to the bends of the conveying pipeline 6, and each bend of the conveying pipeline 6 is connected with the compressed air bypass pipeline 16 through the check valve 18 before and after the bend.

[0033] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A pneumatic conveying reactor feeding system, comprising, in sequence along a conveying direction, a ton bag feeding station (3), a bin pump (5), a conveying pipeline (6), a weighing storage bin (8), a weighing bin (11), a feeder (12) and a customer reactor (13), characterized in that: The conveying pipeline (6) is provided with a bypass assembly, which comprises a nitrogen gas storage tank (15), a compressed air bypass pipeline (16) and a compressed air inlet pipeline (17), the compressed air inlet pipeline (17) and the compressed air bypass pipeline (16) are arranged at the inlet and outlet of the nitrogen gas storage tank (15), and the compressed air bypass pipeline (16) is connected with the conveying pipeline (6) through a plurality of check valves (18) along the conveying direction.

2. A pneumatic conveying reactor feeding system according to claim 1, characterized in that: The number of the check valves (18) is determined according to the bends of the conveying pipeline (6), and the check valves (18) are connected with the compressed air bypass pipeline (16) before and after each bend of the conveying pipeline (6).

3. A pneumatic conveying reactor feeding system according to claim 1, characterized in that: The feeding system further comprises an electric hoist (2), and the material in the ton bag (1) is poured into a ton bag feeding station (3) through the electric hoist (2).

4. The pneumatic conveying reactor feeding system according to claim 1, wherein: A dispersing machine (4) is arranged between the ton bag feeding station (3) and the bin pump (5).

5. A pneumatic conveying reactor feeding system according to claim 1, characterized in that: A bin top dust remover (7) is arranged at the outlet of the conveying pipeline (6) connected with the weighing and storing bin (8).

6. A pneumatic conveying reactor feeding system according to claim 1, characterized in that: A module sensor (9) for detecting the height of the material is arranged in the middle of the weighing and storing bin (8).

7. A pneumatic conveying reactor feeding system according to claim 1, characterized in that: A start discharging valve (10) is arranged between the weighing and storing bin (8) and a weighing bin (11).

8. A pneumatic conveying reactor feeding system according to claim 1, characterized in that: A feeding valve (14) is arranged between the feeder (12) and an owner's reaction kettle (13).

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