CN220835556U - Reaction kettle with feeding mechanism - Google Patents

Abstract

The utility model relates to the technical field of reaction kettles, in particular to a reaction kettle with a feeding mechanism, which comprises a kettle body, wherein a discharging pipe with a valve is arranged in the middle of the bottom of the kettle body, a kettle cover is connected with a flange at the top of the kettle body, a feeding component is arranged at the position close to the left end of the top of the kettle cover, the feeding component comprises a rectangular feeding pipe, a first guide hopper is arranged at the top of the inside of the rectangular feeding pipe, a first material sealing plate capable of moving left and right is movably connected to the bottom of the first guide hopper, a second guide hopper is arranged in the rectangular feeding pipe and close to the bottom of the first guide hopper, and a second material sealing plate capable of moving left and right is movably connected to the bottom of the second guide hopper. This take feeding mechanism's reation kettle seals and opens the bottom of first guide hopper through first material sealing plate, seals and opens the bottom of second guide hopper through the second material sealing plate, sets up twice and throws the material checkpoint, can reduce the influence to the inside atmospheric pressure of cauldron as far as when the material is added in the material reaction midway.

Description

Reaction kettle with feeding mechanism

Technical Field

The utility model relates to the technical field of reaction kettles, in particular to a reaction kettle with a feeding mechanism.

Background

The reaction kettle is widely understood to be a container with physical or chemical reaction, and the heating, evaporating and cooling functions and the low-speed and high-speed mixing functions required by the process are realized through structural design and parameter configuration of the container.

The patent with the publication number CN216987610U discloses a reaction kettle with a sealed feeding structure, which comprises a reaction kettle body, wherein a feeding hopper is arranged on the top surface of the reaction kettle body, and two sealing plates are arranged on the inner wall of the feeding hopper; the mounting frame is arranged on the top surface of the charging hopper, the bottom surface of the mounting frame is provided with a connecting plate, and the bottom surface of the connecting plate is provided with a jacking handle; the spring is sleeved on the outer side of the push rod and connected between the top plate and the connecting plate of the mounting frame; the beneficial effects are as follows: the utility model provides a install the shrouding additional in the material throwing fill of reation kettle of material structure is thrown in area seal, two shrouding are by the elastic stay piece elastic support that corresponds, and when throwing the material, the material pushes down the back with the shrouding, falls from between two shrouding, and the material thing reduces the back, and two shrouding are closed, pushes down the push rod and makes the top hold the handle and pushes down the shrouding, so is convenient for leak down the residual material in shrouding surface.

Above-mentioned prior art is in concrete use, through the cooperation of two shrouding and top holding handle, can make the material drop down in the reation kettle from between two shrouding, but when the material in the reation kettle need be at low pressure environment reaction, the atmospheric pressure in the reation kettle is less than external atmospheric pressure, can make two shrouding rotate downwards, destroy the reaction atmospheric pressure in the reation kettle, when the material in the reation kettle need be at high pressure environment reaction, the atmospheric pressure in the reation kettle is greater than external atmospheric pressure, probably lead to two shrouding to extrudeed each other and damage, therefore, the material reaction that only can use to carry out at the normal pressure when using of above-mentioned prior art's feeding structure, there is great use restriction, in view of this, we propose a take feeding mechanism's reation kettle.

Disclosure of utility model

The utility model aims to provide a reaction kettle with a feeding mechanism, which aims to solve the problems in the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions:

The reaction kettle with the feeding mechanism comprises a kettle body, wherein a discharging pipe with a valve is arranged in the middle of the bottom of the kettle body, a kettle cover is connected to a flange at the top of the kettle body, a feeding assembly is arranged at the position, close to the left end, of the top of the kettle cover, the feeding assembly comprises a rectangular feeding pipe, the bottom end of the rectangular feeding pipe penetrates through the top of the kettle cover, and a flip cover is hinged to the top of the rectangular feeding pipe, so that a worker can conveniently switch the top of the rectangular feeding pipe;

The top inside the rectangular feeding pipe is provided with a first material guide hopper, a first material sealing plate which can move left and right is movably connected to the position inside the rectangular feeding pipe and is positioned at the bottom of the first material guide hopper, a second material guide hopper is arranged inside the rectangular feeding pipe and is close to the bottom of the first material guide hopper, a second material sealing plate which can move left and right is movably connected to the position inside the rectangular feeding pipe and is positioned at the bottom of the second material guide hopper, the bottom end of the first material guide hopper is sealed and opened through the first material sealing plate, the bottom end of the second material guide hopper is sealed and opened through the second material sealing plate, and two material feeding gate cards are arranged, so that the influence on the air pressure inside a kettle body is reduced as much as possible when materials are added in the middle of the material reaction;

The top of cauldron lid and the position that is close to the front end are equipped with the blast pipe, be equipped with pressure relief valve on the blast pipe for the atmospheric pressure in the internal of cauldron is avoided too big and explosion accident takes place, the top of cauldron lid and the position that is close to the right-hand member are equipped with the intake pipe, be equipped with the solenoid valve in the intake pipe for let in inert gas or other auxiliary material reaction's gas.

Preferably, the outer wall of the kettle body is provided with a controller, an electric heating plate is arranged between the outer wall and the inner wall of the kettle body, the controller is used for controlling the heating temperature of the electric heating plate and the rotating speed of the servo motor, and three supporting legs distributed in an annular array are arranged at the bottom of the kettle body and close to the outer edge of the kettle body, so that the reaction kettle is supported.

Preferably, the middle part at kettle cover top is equipped with servo motor, servo motor output shaft's tip passes the top and coaxial coupling of kettle cover has the axis of rotation, the outer wall of axis of rotation is equipped with a plurality of stirring leaves of being the equidistance and arranging from top to bottom, rotates through servo motor drive axis of rotation, makes the axis of rotation drive stirring leaf rotate, stirs the internal material of cauldron, improves the efficiency of material reaction.

Preferably, the inner wall of the rectangular feeding pipe and the position close to the top are provided with a first frame-shaped supporting plate, the middle part of the outer wall of the first guide hopper is abutted against the inner wall of the first frame-shaped supporting plate to support the first guide hopper, the middle upper part of the inner wall of the rectangular feeding pipe is provided with a second frame-shaped supporting plate, and the middle part of the outer wall of the second guide hopper is abutted against the inner wall of the second frame-shaped supporting plate to support the second guide hopper.

Preferably, first U-shaped guide rails are arranged on the front side and the rear side of the inner wall of the rectangular feeding pipe and close to the bottom of the first frame-shaped support plate, the first material sealing plates are connected between the two first U-shaped guide rails in a sliding mode, the top of each first material sealing plate is tightly attached to the bottom of each first material guiding hopper, the first material sealing plates are positioned and supported, the first material sealing plates are prevented from being bent downwards due to the fact that the weight of materials in the first material guiding hoppers is large, and the first material sealing plates are used for sealing the first material guiding hoppers;

The left side of rectangle feeding pipe has been seted up and has been supplied first rectangular operation mouth that seals the flitch and pass, the left side of first sealing the flitch passes to the external world from first rectangular operation mouth, first rectangular operation mouth is embedded to be equipped with first frame shape sealing rubber, the inner wall of first frame shape sealing rubber closely laminates with the outer wall of first sealing the flitch, ensures the leakproofness of first sealing the flitch and first rectangular operation mouth junction.

Preferably, the left side of rectangle feeding pipe and be close to the position of first rectangle operation mouth bottom are equipped with first electric telescopic handle through the mounting panel, the middle part of first material sealing plate bottom left side edge is equipped with first lug, the tip fixed connection of first electric telescopic handle movable rod is in the right side of first lug, drives first material sealing plate through first electric telescopic handle and moves left or right to realize the shutoff and the opening to first guide hopper.

Preferably, the positions, which are on the front side and the rear side of the inner wall of the rectangular feeding pipe and are close to the bottoms of the second frame-shaped supporting plates, of the second sealing material plates are respectively provided with a second U-shaped guide rail, the second sealing material plates are connected between the two second U-shaped guide rails in a sliding mode, the tops of the second sealing material plates are tightly attached to the bottoms of the second guide hoppers, the positioning and supporting functions are achieved on the second sealing material plates, and the situation that the second sealing material plates are downwards pressed and bent due to the fact that the weight of materials in the second guide hoppers is large is avoided, and the second sealing material plates play a role in sealing the second guide hoppers;

The second rectangular operation opening through which the second material sealing plate passes is formed in the left side of the rectangular feeding pipe, the left side of the second material sealing plate passes through the second rectangular operation opening to the outside, second frame-shaped sealing rubber is embedded in the second rectangular operation opening, the inner wall of the second frame-shaped sealing rubber is tightly attached to the outer wall of the second material sealing plate, and the tightness of the joint of the second material sealing plate and the second rectangular operation opening is ensured.

Preferably, the left side of rectangle feeding pipe and be close to the position of second rectangle operation mouth bottom are equipped with the second electric telescopic handle through the mounting panel, the middle part of second material sealing plate bottom left side edge is equipped with the second lug, the tip fixed connection of second electric telescopic handle movable rod is in the right side of second lug, drives second material sealing plate through the second electric telescopic handle and moves left or right to realize the shutoff and the opening to the second guide hopper.

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

1. This take reation kettle of feed mechanism seals and opens the bottom of first guide hopper through first sealing plate, seals and opens the bottom of second guide hopper through the second sealing plate, set up the twice and throw the material checkpoint, can reduce the influence to the inside atmospheric pressure of cauldron body as far as possible when the material is added in the material reaction midway, because when the material is thrown in the material reaction midway, can seal the second guide hopper earlier, pour the material into the second guide hopper earlier, then seal the bottom of first guide hopper through first sealing plate, the second sealing plate removes, make the material in the second guide hopper can enter into the cauldron internally, avoid external air to enter into the cauldron in a large number, simultaneously, can continue pouring other materials that need add into in the first guide hopper with the material output in the second guide hopper, the second sealing plate seals the bottom of second guide hopper, the first sealing plate makes the material that pours into in advance in the first guide hopper can enter into the second guide hopper, so can remove the required multiple continuous material in the midway of material of reaction.

2. The material in the kettle body can be heated through the electric heating plate, the rotating shaft is driven to rotate through the servo motor, the rotating shaft drives the stirring blade to rotate, the material in the kettle body is stirred, and the material reaction efficiency is improved.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic diagram of an internal assembly structure of the kettle body in the utility model;

FIG. 3 is a schematic view of a feeding assembly according to the present utility model;

FIG. 4 is a schematic cross-sectional view of a rectangular feeding tube according to the present utility model;

fig. 5 is a schematic view of an internal assembly structure of a rectangular feeding tube according to the present utility model.

In the figure: 1. a kettle body; 10. a discharge pipe; 11. a support leg; 2. a kettle cover; 3. a rotating shaft; 4. stirring the leaves; 5. a servo motor; 6. a feeding assembly; 60. rectangular feeding pipes; 61. a flip cover; 62. a first guide hopper; 63. a second guide hopper; 64. a first material sealing plate; 640. a first bump; 65. a second material sealing plate; 650. a second bump; 66. a first electric telescopic rod; 67. a second electric telescopic rod; 68. a first frame-shaped support plate; 69. a second frame-shaped support plate; 600. a first U-shaped guide rail; 601. a second U-shaped guide rail; 602. a first rectangular operation port; 603. a second rectangular operation port; 604. a first frame-shaped sealing rubber; 605. a second frame-shaped sealing rubber; 7. an electric heating plate; 8. a controller; 9. an exhaust pipe; 12. a pressure relief valve; 13. an air inlet pipe; 14. a solenoid valve.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Referring to fig. 1-5, the present utility model provides a technical solution:

The reaction kettle with the feeding mechanism comprises a kettle body 1, wherein a discharging pipe 10 with a valve is arranged in the middle of the bottom of the kettle body 1, a kettle cover 2 is connected to the top flange of the kettle body 1, a feeding component 6 is arranged at the top of the kettle cover 2 and close to the left end, the feeding component 6 comprises a rectangular feeding pipe 60, the bottom end of the rectangular feeding pipe 60 penetrates through the top of the kettle cover 2, a flip cover 61 is hinged to the top of the rectangular feeding pipe 60, and a worker can conveniently switch the top of the rectangular feeding pipe 60;

The top inside the rectangular feeding pipe 60 is provided with a first guide hopper 62, a first sealing plate 64 which can move left and right is movably connected to the position inside the rectangular feeding pipe 60 and is positioned at the bottom of the first guide hopper 62, a second guide hopper 63 is arranged inside the rectangular feeding pipe 60 and is close to the bottom of the first guide hopper 62, a second sealing plate 65 which can move left and right is movably connected to the position inside the rectangular feeding pipe 60 and is positioned at the bottom of the second guide hopper 63, the bottom end of the first guide hopper 62 is sealed and opened through the first sealing plate 64, the bottom end of the second guide hopper 62 is sealed and opened through the second sealing plate 65, and two feeding checkpoints are arranged, mainly for reducing the influence on the internal air pressure of the kettle body 1 as much as possible when materials are added in the middle of the material reaction, because the second guide hopper 63 can be sealed first, materials can be poured into the second guide hopper 63 first, then the bottom of the first guide hopper 62 is sealed through the first sealing plate 64, the second sealing plate 65 is moved away, the second guide hopper 63 can be filled into the second guide hopper 63, and the materials can be continuously poured into the second guide hopper 63, and the other materials can be continuously poured into the second guide hopper 62, and the bottom of the first guide hopper 63 can be continuously poured into the second guide hopper 63, and the second guide hopper 63 can be continuously added into the bottom of the kettle 1, and the material can be continuously fed into the second guide plate 63, and the material can be continuously and simultaneously conveyed into the bottom of the guide hopper, and the material can be fed into the material and the kettle, and the material can be continuously and the material can be fed into the material and the material tank and the 2;

The top of the kettle cover 2 and the position close to the front end are provided with an exhaust pipe 9, the exhaust pipe 9 is provided with a pressure safety valve 12 for pressure relief, explosion accidents caused by overlarge air pressure in the kettle body 1 are avoided, the top of the kettle cover 2 and the position close to the right end are provided with an air inlet pipe 13, and the air inlet pipe 13 is provided with an electromagnetic valve 14 for introducing inert gas or other auxiliary material reaction gas.

In this embodiment, the outer wall of the kettle body 1 is provided with a controller 8, an electric heating plate 7 is arranged between the outer wall and the inner wall of the kettle body 1, the controller 8 is used for controlling the heating temperature of the electric heating plate 7 and the rotating speed of the servo motor 5, and three supporting legs 11 which are arranged in an annular array are arranged at the bottom of the kettle body 1 and are close to the outer edge, so that the reaction kettle is supported.

Specifically, the middle part at the top of the kettle cover 2 is provided with a servo motor 5, the end part of the output shaft of the servo motor 5 penetrates through the top of the kettle cover 2 and is coaxially connected with a rotating shaft 3, the outer wall of the rotating shaft 3 is provided with a plurality of stirring blades 4 which are distributed in an up-down equidistant mode, the rotating shaft 3 is driven to rotate through the servo motor 5, the rotating shaft 3 drives the stirring blades 4 to rotate, materials in the kettle body 1 are stirred, and the efficiency of material reaction is improved.

Further, a first frame-shaped supporting plate 68 is arranged on the inner wall of the rectangular feeding pipe 60 and close to the top, the middle part of the outer wall of the first guide hopper 62 is abutted against the inner wall of the first frame-shaped supporting plate 68 to support the first guide hopper 62, a second frame-shaped supporting plate 69 is arranged on the middle upper part of the inner wall of the rectangular feeding pipe 60, and the middle part of the outer wall of the second guide hopper 63 is abutted against the inner wall of the second frame-shaped supporting plate 69 to support the second guide hopper 63.

Further, the first U-shaped guide rails 600 are respectively arranged on the front side and the rear side of the inner wall of the rectangular feeding pipe 60 and close to the bottom of the first frame-shaped support plate 68, the first material sealing plate 64 is slidably connected between the two first U-shaped guide rails 600, the top of the first material sealing plate 64 is tightly attached to the bottom of the first guide hopper 62, the first material sealing plate 64 is positioned and supported, and the first material sealing plate 64 is prevented from being pressed downwards due to the fact that the weight of materials in the first guide hopper 62 is large, and the first material sealing plate 64 has a plugging effect on the first guide hopper 62;

A first rectangular operation opening 602 through which the first material sealing plate 64 passes is formed in the left side of the rectangular feeding pipe 60, the left side of the first material sealing plate 64 passes through the first rectangular operation opening 602 to the outside, first frame-shaped sealing rubber 604 is embedded in the first rectangular operation opening 602, the inner wall of the first frame-shaped sealing rubber 604 is tightly attached to the outer wall of the first material sealing plate 64, and tightness of the joint of the first material sealing plate 64 and the first rectangular operation opening 602 is ensured.

Further, a first electric telescopic rod 66 is arranged at the left side of the rectangular feeding pipe 60 and near the bottom of the first rectangular operation opening 602 through a mounting plate, a first bump 640 is arranged in the middle of the left side edge of the bottom of the first material sealing plate 64, the end part of the movable rod of the first electric telescopic rod 66 is fixedly connected to the right side of the first bump 640, and the first material sealing plate 64 is driven to move leftwards or rightwards through the first electric telescopic rod 66, so that the first material guiding hopper 62 is sealed and opened.

Further, the positions of the front side and the rear side of the inner wall of the rectangular feeding pipe 60 and close to the bottom of the second frame-shaped supporting plate 69 are respectively provided with a second U-shaped guide rail 601, the second material sealing plate 65 is connected between the two second U-shaped guide rails 601 in a sliding manner, the top of the second material sealing plate 65 is tightly attached to the bottom of the second guide hopper 63, the positioning and supporting effects on the second material sealing plate 65 are achieved, and the situation that the second material sealing plate 65 is pressed downwards due to the fact that the weight of materials in the second guide hopper 63 is large is avoided, and the second material sealing plate 65 plays a role in sealing the second guide hopper 63 is avoided;

The second rectangular operation opening 603 for the second material sealing plate 65 to pass through is formed in the left side of the rectangular feeding pipe 60, the left side of the second material sealing plate 65 passes through the second rectangular operation opening 603 to the outside, the second frame-shaped sealing rubber 605 is embedded in the second rectangular operation opening 603, the inner wall of the second frame-shaped sealing rubber 605 is tightly attached to the outer wall of the second material sealing plate 65, and the tightness of the joint of the second material sealing plate 65 and the second rectangular operation opening 603 is ensured.

Further, a second electric telescopic rod 67 is arranged at the left side of the rectangular feeding pipe 60 and close to the bottom of the second rectangular operating opening 603 through a mounting plate, a second bump 650 is arranged in the middle of the left side edge of the bottom of the second material sealing plate 65, the end part of a movable rod of the second electric telescopic rod 67 is fixedly connected to the right side of the second bump 650, and the second material sealing plate 65 is driven to move leftwards or rightwards through the second electric telescopic rod 67, so that the second material guiding hopper 63 is sealed and opened.

When the reaction kettle with the feeding mechanism is used, a worker starts a servo motor 5 to work, then opens a flip cover 61 to enable movable rods of a first electric telescopic rod 66 and a second electric telescopic rod 67 to extend completely, so that the first electric telescopic rod 66 drives a first material sealing plate 64 to move leftwards, the bottom end of a first guide hopper 62 is opened, the second electric telescopic rod 67 drives a second material sealing plate 65 to move leftwards, the bottom end of a second guide hopper 63 is opened, then the worker feeds materials into a kettle body 1 from a rectangular feeding pipe 60, after the materials are fed, the second electric telescopic rod 67 drives the second material sealing plate 65 to move rightwards, the bottom end of the second guide hopper 63 is blocked, the influence of external air pressure on the material reaction air pressure in the kettle body 1 is avoided, the servo motor 5 drives a rotating shaft 3 to rotate, the rotating shaft 3 drives stirring blades 4 to stir the materials in the kettle body 1, and when a certain temperature is required for material reaction, the materials in the kettle body 1 can be heated through an electric heating plate 7, so that the material reaction efficiency is improved; when the materials are required to be fed in the middle of the material reaction, the second material guide hopper 63 can be firstly closed, then the materials are poured into the second material guide hopper 63, then the bottom of the first material guide hopper 62 is closed through the first material sealing plate 64, the second material sealing plate 65 is moved away, so that the materials in the second material guide hopper 63 can enter the kettle body 1, a large amount of outside air is prevented from entering the kettle body 1, meanwhile, other materials required to be added can be continuously poured into the first material guide hopper 62, after the materials in the second material guide hopper 63 are output, the bottom of the second material guide hopper 63 is closed by the second material sealing plate 65, and the first material sealing plate 64 is moved away, so that the materials which are poured into the first material guide hopper 62 in advance can enter the second material guide hopper 63, and various required materials can be continuously added in the middle of the material reaction.

The foregoing has shown and described the basic principles, principal features and advantages of the utility model. It will be understood by those skilled in the art that the present utility model is not limited to the above-described embodiments, and that the above-described embodiments and descriptions are only preferred embodiments of the present utility model, and are not intended to limit the utility model, and that various changes and modifications may be made therein without departing from the spirit and scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (8)

1. The utility model provides a take feeding mechanism's reation kettle, includes the cauldron body (1), the middle part of cauldron body (1) bottom is equipped with discharging pipe (10) of taking the valve, its characterized in that: the utility model provides a kettle cover, including kettle cover (2), the top flange joint of the kettle body (1), the top of kettle cover (2) and be close to the position of left end are equipped with throw material subassembly (6), throw material subassembly (6) including rectangle throw material pipe (60), the top of kettle cover (2) is run through to the bottom of rectangle throw material pipe (60), the top of rectangle throw material pipe (60) articulates there is flip (61), the inside top of rectangle throw material pipe (60) is equipped with first guide hopper (62), but the position swing joint that just is located first guide hopper (62) bottom has first sealing plate (64) that can control the removal, but the position that just is close to first guide hopper (62) bottom in rectangle throw material pipe (60) is equipped with second guide hopper (63), but the position swing joint that just is located second guide hopper (63) bottom has left and right movement's second sealing plate (65), the position that just is close to the front end of top of kettle cover (2) is equipped with first guide hopper (62), but be equipped with blast pipe (9) in the position of being equipped with in rectangle throw material pipe (60), but be equipped with on the position of blast pipe (13) and be equipped with on the top of the air inlet pipe (13) of the kettle cover (13).

2. The reaction kettle with a feeding mechanism according to claim 1, wherein: the outer wall of the kettle body (1) is provided with a controller (8), an electric heating plate (7) is arranged between the outer wall and the inner wall of the kettle body (1), and three supporting legs (11) which are distributed in an annular array are arranged at the bottom of the kettle body (1) and close to the outer edge.

3. The reaction kettle with a feeding mechanism according to claim 1, wherein: the middle part at the top of the kettle cover (2) is provided with a servo motor (5), the end part of an output shaft of the servo motor (5) penetrates through the top of the kettle cover (2) and is coaxially connected with a rotating shaft (3), and the outer wall of the rotating shaft (3) is provided with a plurality of stirring blades (4) which are vertically equidistantly distributed.

4. The reaction kettle with a feeding mechanism according to claim 1, wherein: the inner wall of the rectangular feeding pipe (60) and the position close to the top are provided with a first frame-shaped supporting plate (68), the middle part of the outer wall of the first guide hopper (62) is in butt joint with the inner wall of the first frame-shaped supporting plate (68), the middle upper part of the inner wall of the rectangular feeding pipe (60) is provided with a second frame-shaped supporting plate (69), and the middle part of the outer wall of the second guide hopper (63) is in butt joint with the inner wall of the second frame-shaped supporting plate (69).

5. The reaction kettle with a feeding mechanism according to claim 4, wherein: the utility model discloses a rectangular feeding pipe, including rectangular feeding pipe (60), first frame-shaped backup pad (68) and second frame-shaped backup pad, first frame-shaped backup pad (68) are equipped with first U-shaped guide rail (600) in the position of the front and back both sides of inner wall and being close to the bottom of first frame-shaped backup pad (68), first sealing plate (64) sliding connection is between two first U-shaped guide rails (600), the top of first sealing plate (64) closely laminates with the bottom of first guide hopper (62), first rectangle operation mouth (602) that supply first sealing plate (64) to pass are seted up in the left side of rectangular feeding pipe (60), the left side of first sealing plate (64) passes to the external world from first rectangle operation mouth (602), first rectangle operation mouth (602) are embedded to be equipped with first frame-shaped sealing rubber (604), the inner wall of first frame-shaped sealing rubber (604) closely laminates with the outer wall of first sealing plate (64).

6. The reaction kettle with a feeding mechanism according to claim 5, wherein: the left side of rectangle feeding pipe (60) and be close to the position of first rectangle operation mouth (602) bottom are equipped with first electric telescopic handle (66) through the mounting panel, the middle part of first material sealing plate (64) bottom left side edge is equipped with first lug (640), the tip fixed connection of first electric telescopic handle (66) movable rod is in the right side of first lug (640).

7. The reaction kettle with a feeding mechanism according to claim 4, wherein: the rectangular feeding pipe is characterized in that second U-shaped guide rails (601) are arranged on the front side and the rear side of the inner wall of the rectangular feeding pipe (60) and close to the bottom of the second frame-shaped supporting plate (69), a second sealing plate (65) is connected between the two second U-shaped guide rails (601) in a sliding mode, the top of the second sealing plate (65) is tightly attached to the bottom of the second guide hopper (63), a second rectangular operation opening (603) for the second sealing plate (65) to penetrate through is formed in the left side of the rectangular feeding pipe (60), the left side of the second sealing plate (65) penetrates through the second rectangular operation opening (603) to the outside, and second frame-shaped sealing rubber (605) is embedded in the second rectangular operation opening (603), and the inner wall of the second frame-shaped sealing rubber (605) is tightly attached to the outer wall of the second sealing plate (65).

8. The reaction kettle with a feeding mechanism according to claim 7, wherein: the left side of rectangle feeding pipe (60) and be close to the position of second rectangle operation mouth (603) bottom are equipped with second electric telescopic handle (67) through the mounting panel, the middle part of second feed sealing board (65) bottom left side edge is equipped with second lug (650), the tip fixed connection of second electric telescopic handle (67) movable rod is in the right side of second lug (650).