CN219615544U

CN219615544U - Reaction kettle

Info

Publication number: CN219615544U
Application number: CN202320686394.5U
Authority: CN
Inventors: 谢丽群; 刘学武
Original assignee: Foshan Nanhai Dual Dimensional Water Based Materials Co ltd
Current assignee: Foshan Nanhai Dual Dimensional Water Based Materials Co ltd
Priority date: 2023-03-31
Filing date: 2023-03-31
Publication date: 2023-09-01
Anticipated expiration: 2033-03-31

Abstract

The utility model relates to a reaction kettle, which comprises a kettle body, a kettle cover and a stirring mechanism; a kettle cover is fixedly arranged on the kettle body in a covering way; the stirring mechanism comprises a stirring motor and a rotating shaft; the stirring motor is arranged on the top surface of the kettle cover; the rotating shaft is positioned in a material reaction space formed by combining the kettle body and the kettle cover, the top end of the rotating shaft penetrates through the kettle cover and is connected with the stirring motor, the two sides of the rotating shaft are respectively provided with a connecting group, each connecting group comprises a plurality of connecting parts, and stirring paddles are arranged on each connecting part; the stirring paddle comprises a guide rod, a sliding rod, a telescopic spring and a stirring piece; a slideway is formed in the guide rod, and one end of the guide rod is connected with the connecting part; the sliding part of the sliding rod is slidably arranged in the slideway, the other end of the sliding rod extends out of the guide rod and is connected with the stirring piece, and the stirring piece is provided with a stirring rod part; the extension spring is compressed between the sliding part of the sliding rod and the guide rod. The utility model has the characteristics of simple structure, scientific design, uniform stirring of materials, contribution to full reaction of mixed materials and the like.

Description

Reaction kettle

Technical Field

The utility model relates to the technical field of resin production equipment, in particular to a reaction kettle.

Background

The reaction kettle is a device for stirring and mixing different materials in the production process of the resin so as to fully react the materials. The stirring rake in the current reation kettle is direct fixed in the pivot, and the interval between stirring rake and the pivot can not be adjusted to in the use, the stirring rake can only directly mix the stirring to the material that is close to reation kettle inner wall, is difficult to directly act on the material that is close to the pivot, so that can appear the inhomogeneous problem of mixed material stirring, makes the mixed material can not fully react, influences the quality of product.

Disclosure of Invention

The utility model aims to provide a reaction kettle which has the advantages of simple structure, scientific design, capability of fully and uniformly stirring materials, contribution to fully reacting mixed materials and the like.

The technical scheme of the utility model is realized as follows: a reaction kettle comprises a kettle body, a kettle cover and a stirring mechanism; the kettle body is of an upper opening structure, and the kettle cover is fixedly covered on the top surface of the kettle body, so that the kettle body and the kettle cover are combined to form a material reaction space; the stirring mechanism comprises a stirring motor and a rotating shaft; the stirring motor is arranged on the top surface of the kettle cover; the rotating shaft is arranged in the material reaction space, the top end of the rotating shaft penetrates through the kettle cover and is connected with a transmission shaft of the stirring motor, and the stirring paddle is arranged on the rotating shaft; specifically, two sides of the rotating shaft are respectively provided with a connecting group, each connecting group comprises a plurality of connecting parts which are arranged along the axis direction of the rotating shaft, and each connecting part is provided with a stirring paddle;

the stirring paddle comprises a guide rod, a sliding rod, a telescopic spring and a stirring piece; the axes of the guide rod and the sliding rod are perpendicular to the axis of the rotating shaft, a slideway is formed on the guide rod along the axis of the guide rod, the cross section of the slideway is of an oval structure, one end of the guide rod is detachably connected with the connecting part, a through hole communicated with the slideway is formed on the end face of the other end of the guide rod, and the area of the through hole is smaller than that of the cross section of the slideway; one end of the sliding rod is provided with a sliding part, the cross section shape of the sliding part is the same as that of the slideway, the sliding part is slidably arranged in the slideway of the guide rod, the other end of the sliding rod penetrates through the through hole to extend out of the guide rod, the end of the sliding rod extending out of the guide rod is connected with the stirring piece, the stirring piece is provided with a strip-shaped stirring rod part, and the axis of the stirring rod part is parallel to the axis of the rotating shaft; the telescopic spring is sleeved on the sliding rod, the telescopic spring is positioned in the slideway, and the telescopic spring is compressed between the sliding part of the sliding rod and the end of the guide rod, which is provided with the through hole.

This scheme is when using, under agitator motor's control, the pivot can rotate with different rotational speeds, the stirring rake is through having adopted the design of guide bar, the slide bar, extension spring and stirring piece, the pivot is when different rotational speeds, the gliding distance of slide bar for the guide bar of stirring rake is also inequality under centrifugal force effect, make the stirring piece can do telescopic action, in practical application process, the pivot is when higher rotational speed, the stirring piece is close to the internal face of cauldron body more, the pivot is when lower rotational speed more correspondingly, the stirring piece is close to the pivot more, so make the stirring piece not only stir the material that is close to the internal face of cauldron body, still can stir the material that is close to the pivot, make the material stirring more even, be favorable to the material fully reaction, in order to improve product quality.

Further, the connection parts of the 2 connection groups on the rotating shaft are symmetrically arranged one by one.

Further, the connection structure between the guide rod and the connection part of each stirring paddle is as follows: the connecting part is provided with an inserting hole and a fixing hole, and the hole axis of the inserting hole is perpendicular to the axis of the rotating shaft; the fixing holes penetrate through the connecting part and the inserting holes along the radial direction of the inserting holes; a threaded positioning hole is formed at one end of the guide rod, the positioning hole penetrates through the guide rod along the radial direction of the guide rod, the end of the guide rod, on which the positioning hole is formed, is inserted into the insertion hole of the connecting portion, a fixing screw is inserted into the fixing hole of the connecting portion, and the middle portion of the fixing screw penetrates through the positioning hole of the guide rod and is in threaded connection with the positioning hole so as to connect the guide rod with the connecting portion.

Further, the connection structure between the sliding rod of each stirring paddle and the stirring piece is as follows: a screw hole is formed at the end of the sliding rod, which is opposite to the sliding part, and penetrates through the sliding rod along the radial direction of the sliding rod; the stirring piece is also provided with a sleeve part which is positioned at the middle part of the stirring rod part on one side facing the rotating shaft, a sleeving hole is formed in the sleeve part, the hole axis of the sleeving hole is perpendicular to the axis of the stirring rod part, a perforation is formed in the sleeve part, and the perforation penetrates through the sleeve part and the sleeving hole along the radial direction of the sleeving hole; the sleeve part of the stirring piece is sleeved on the end of the sliding rod, which is provided with the screw hole, through the sleeve hole, a connecting screw is further arranged in the through hole of the sleeve part in a penetrating way, and the middle part of the connecting screw penetrates through the screw hole on the sliding rod and is in threaded connection with the screw hole so as to connect the stirring piece with the sliding rod.

Further, the scheme also comprises a bottom frame, two sides of the kettle body are respectively provided with a rotating column, the axis of each rotating column is vertical to the axis of the rotating shaft, the axes of the 2 rotating columns are collinear, and the 2 rotating columns of the kettle body are rotatably arranged on the bottom frame; a cam driving mechanism is installed on the bottom frame and comprises a rack capable of reciprocating up and down, a gear is installed on one of the rotating columns of the kettle body, the gear and the rotating column rotate coaxially, and the gear is meshed with the rack. Therefore, when the device is applied, under the action of the cam transmission mechanism, the scheme can also make reciprocating swing by taking the axis of the rotating column as the axis, so that the mixed materials in the material reaction space are stirred more uniformly.

Further, the cam transmission mechanism further comprises a transmission motor, a cam and a return spring, wherein the transmission motor is fixed on the underframe; the cam is arranged on a transmission shaft of the transmission motor; the rack is arranged on the underframe in a vertically sliding way, the rack is positioned above the cam, a roller is rotatably arranged on the bottom of the rack, the roller is propped against the circumferential surface of the cam, and the rotation axis of the roller is parallel to the rotation axis of the cam; a sleeved column is also formed on the top surface of the rack; a jacking plate is arranged on the underframe and is positioned above the rack, a through hole is formed in the jacking plate, and a sleeved column of the rack passes through the through hole in the jacking plate; the reset spring is sleeved on the sleeved column of the rack and is compressed between the top surface of the rack and the bottom surface of the top pressing plate.

The utility model has the beneficial effects that: the stirring device has the advantages of simple structure, scientific design, capability of uniformly stirring materials, contribution to full reaction of mixed materials and the like.

Drawings

Fig. 1 is a schematic diagram of a front view structure of an embodiment.

Fig. 2 is a schematic view of the structure of fig. 1 in a partial cross-section in the direction A-A.

Fig. 3 is an enlarged schematic view of the portion B in fig. 2.

Fig. 4 is an enlarged schematic view of the portion C in fig. 2.

Fig. 5 is an enlarged schematic view of the portion D in fig. 2.

Fig. 6 is an enlarged schematic view of the portion E in fig. 1.

Reference numerals illustrate: 1-a kettle body; 11-rotating the column; 12-gear; 2-a kettle cover; 21-a feed cylinder; 22-sampling port; 23-sealing cover; 3-a stirring mechanism; 31-a stirring motor; 32-rotating shaft; 321-a connection; 322-a plug-in hole; 323-fixing holes; 33-stirring paddles; 34-a guide bar; 341-a slideway; 342-positioning holes; 35-a sliding rod; 351—a sliding part; 352-screw hole; 36-a telescopic spring; 37-stirring piece; 371—stirring rod portion; 372-sleeve portion; 373-fitting holes; 374-perforating; 38-fixing screws; 39-connecting screws; 4-material reaction space; 5-underframe; 51-pressing plate; 6-cam drive mechanism; 61-rack; 611-a roller; 612-column set; 62-a drive motor; 63-cam; 64-return spring; 7-a sealing ring; 8-sealing heads; 9-a discharge valve body.

Detailed Description

As shown in fig. 1, 2, 3, 4 and 5, the reaction kettle of the embodiment comprises a kettle body 1, a kettle cover 2 and a stirring mechanism 3; the kettle body 1 is of an upper opening structure, and the kettle cover 2 is fixedly covered on the top surface of the kettle body 1, so that the kettle body 1 and the kettle cover 2 are combined to form a material reaction space 4; the stirring mechanism 3 comprises a stirring motor 31 and a rotating shaft 32; the stirring motor 31 is arranged on the top surface of the kettle cover 2; the rotating shaft 32 is arranged in the material reaction space 4, the top end of the rotating shaft 32 penetrates through the kettle cover 2 and is connected with a transmission shaft of the stirring motor 31, and the stirring paddle 33 is arranged on the rotating shaft 32; each of the two sides of the rotating shaft 32 is provided with a connecting group, each connecting group comprises a plurality of connecting parts 321 which are arranged along the axial direction of the rotating shaft 32, and each connecting part 321 is provided with a stirring paddle 33; the stirring paddle 33 comprises a guide rod 34, a sliding rod 35, a telescopic spring 36 and a stirring piece 37; the axes of the guide rod 34 and the sliding rod 35 are perpendicular to the axis of the rotating shaft 32, the guide rod 34 is provided with a slideway 341 along the axis thereof, the cross section of the slideway 341 is in an oval structure, one end of the guide rod 34 is detachably connected with the connecting part 321, the end face of the other end of the guide rod 34 is provided with a through hole communicated with the slideway 341, and the area of the through hole is smaller than the cross section area of the slideway 341; a sliding part 351 is formed at one end of the sliding rod 35, the cross section shape of the sliding part 351 is the same as that of the slideway 341, the sliding part 351 is slidably installed in the slideway 341 of the guide rod 34, the cross section shape of the sliding part 351 and the cross section shape of the slideway 341 are both oval, so that the sliding rod 35 can not rotate relative to the guide rod 34 after being assembled, the sliding rod 35 can only slide along the axial direction of the guide rod 34 when in use, the other end of the sliding rod 35 passes through a through hole to extend out of the guide rod 34, the area of the through hole is smaller than that of the slideway 341, the sliding part 351 can not pass through the through hole to cause the sliding rod 35 to be separated from the guide rod 34, the end of the sliding rod 35 extending out of the guide rod 34 is connected with a stirring piece 37, the stirring piece 37 is provided with a long stirring rod part 371, and the axial line of the stirring rod part 371 is parallel to the axial line of the rotating shaft 32; the extension spring 36 is sleeved on the sliding rod 35, the extension spring 36 is positioned in the slideway 341, and the extension spring 36 is compressed between the sliding part 351 of the sliding rod 35 and the end of the guide rod 34 where the through hole is formed. In this way, when the stirring motor 31 is used, the rotating shaft 32 can rotate at different rotation speeds, the stirring paddle 33 adopts the design of the guide rod 34, the sliding rod 35, the telescopic spring 36 and the stirring piece 37, when the rotating shaft 32 rotates at different rotation speeds, the sliding rod 35 of the stirring paddle 33 can slide at different distances relative to the guide rod 34 under the action of centrifugal force, so that the stirring piece 37 can stretch and retract, when the rotating shaft 32 rotates at higher rotation speeds, the stirring piece 37 is closer to the inner wall surface of the kettle body 1, and correspondingly, when the rotating shaft 32 rotates at lower rotation speeds, the stirring piece 37 is closer to the rotating shaft 32, so that the stirring piece 37 can stir materials close to the inner wall surface of the kettle body 1, stir materials close to the rotating shaft 32, stir the materials more uniformly, and the materials can fully react, so that the product quality is improved.

In order to make the structure of the reaction kettle more reasonable, as shown in fig. 1 and 2, the connection portions 321 of the 2 connection groups on the rotating shaft 32 are arranged in a one-to-one symmetry manner.

In order to make the connection structure between the guide rod 34 and the connection portion 321 more reasonable, as shown in fig. 1, 2 and 3, the connection structure between the guide rod 34 and the connection portion 321 of each stirring paddle 33 is as follows: a coupling portion 321 is formed with a fitting hole 322 and a fixing hole 323, the hole axis of the fitting hole 322 being perpendicular to the axis of the rotating shaft 32; the fixing hole 323 is provided to penetrate the connecting portion 321 and the insertion hole 322 in a radial direction of the insertion hole 322; a threaded positioning hole 342 is formed at one end of the guide rod 34, the positioning hole 342 penetrates the guide rod 34 in the radial direction of the guide rod 34, the end of the guide rod 34 where the positioning hole 342 is formed is inserted into the insertion hole 322 of the connection portion 321, a fixing screw 38 is inserted into the fixing hole 323 of the connection portion 321, and the middle portion of the fixing screw 38 penetrates the positioning hole 342 of the guide rod 34 and is in threaded connection with the positioning hole 342 to connect the guide rod 34 with the connection portion 321.

In order to make the connection structure between the slide rod 35 and the stirring bar 37 more reasonable, as shown in fig. 1, 2 and 5, the connection structure between the slide rod 35 of each stirring paddle 33 and the stirring bar 37 is as follows: a screw hole 352 is formed in the end of the slide rod 35 facing away from the slide portion 351, the screw hole 352 penetrating the slide rod 35 in the radial direction of the slide rod 35; the stirring member 37 is further formed with a sleeve portion 372, the sleeve portion 372 is located at a middle portion of the stirring rod portion 371 on a side facing the rotation shaft 32, a fitting hole 373 is formed in the sleeve portion 372, a hole axis of the fitting hole 373 is perpendicular to an axis of the stirring rod portion 371, a through hole 374 is formed in the sleeve portion 372, and the through hole 374 is provided to penetrate the sleeve portion 372 and the fitting hole 373 in a radial direction of the fitting hole 373; the sleeve portion 372 of the stirring member 37 is fitted over the end of the slide rod 35 where the screw hole 352 is formed through the fitting hole 373 thereof, and a connecting screw 9 is further inserted into the through hole 374 of the sleeve portion 372, and the middle portion of the connecting screw 9 passes through the screw hole 352 of the slide rod 35 and is screwed with the screw hole 352 to connect the stirring member 37 with the slide rod 35. The connecting parts 321 between the guide rod 34 and the rotating shaft 32, between the guide rod 34 and the sliding rod 35 and between the sliding rod 35 and the stirring piece 37 in the reaction kettle are all detachable connecting structures, when any one of the guide rod 34, the sliding rod 35 and the stirring piece 37 of the stirring paddle 33 is damaged during use, only the damaged part is required to be replaced, the whole replacement is not required, and the use cost is greatly reduced.

As shown in fig. 1 and 6, the reaction kettle further comprises a bottom frame 5, two sides of the kettle body 1 are respectively provided with a rotating column 11, the axis of each rotating column 11 is vertical to the axis of the rotating shaft 32, the axes of 2 rotating columns 11 are collinear, and the 2 rotating columns 11 of the kettle body 1 are rotatably arranged on the bottom frame 5; a cam gear 6 is mounted on the bottom frame 5, the cam gear 6 includes a rack 61 reciprocally movable up and down, a gear 12 is mounted on one of the rotary posts 11 of the kettle body 1, the gear 12 rotates coaxially with the rotary post 11, and the gear 12 is meshed with the rack 61. Therefore, when the reaction kettle is applied, under the action of the cam transmission mechanism 6, the axis of the rotary column 11 can also reciprocate by taking the axis as the rotating axis, so that the mixed materials in the material reaction space 4 are stirred more uniformly.

In order to make the structure of the cam transmission mechanism 6 more reasonable, as shown in fig. 1 and 6, the cam transmission mechanism 6 further comprises a transmission motor 62, a cam 63 and a return spring 64, wherein the transmission motor 62 is fixed on the underframe 5; the cam 63 is mounted on a transmission shaft of the transmission motor 62; the rack 61 is slidably installed on the chassis 5 up and down, the rack 61 is above the cam 63, a roller 611 is rotatably installed on the bottom of the rack 61, the roller 611 is abutted against the circumferential surface of the cam 63, and the rotation axis of the roller 611 is parallel to the rotation axis of the cam 63; a set post 612 is also formed on the top surface of the rack 61; a top pressing plate 51 is arranged on the underframe 5, the top pressing plate 51 is positioned above the rack 61, a through hole is formed on the top pressing plate 51, and a sleeve column 612 of the rack 61 passes through the through hole on the top pressing plate 51; the return spring 64 is sleeved on the sleeve column 612 of the rack 61, and the return spring 64 is compressed between the top surface of the rack 61 and the bottom surface of the top pressing plate 51.

In order to avoid that the mixed materials can enter the slideway 341 of the guide rod 34 during use, as shown in fig. 1, 2, 3 and 4, a sealing ring 7 is further arranged between the outer circumferential surface of the sliding rod 35 and the hole wall of the through hole of the guide rod 34 on each stirring paddle 33; the end of the slideway 341 of the guide rod 34 of each stirring paddle 33, which is close to the rotating shaft 32, is provided with a sealing head 8, and a fixing screw 38 is arranged through the sealing head 8. The design of the sealing head 8 is arranged, the sliding rod 35 can be prevented from directly striking the fixing screw 38 when the sealing head is used, the sealing head 8 plays a role in elastic buffering, and the deformation of the fixing screw 38 is avoided.

As shown in fig. 1 and 2, a feeding cylinder 21 is mounted on the kettle cover 2, the lower part of the feeding cylinder 21 penetrates through the kettle cover 2 and extends into the material reaction space 4, the upper part of the feeding cylinder 21 is of a funnel-shaped structure, and a discharge hole of the feeding cylinder 21 is arranged towards the direction of the rotating shaft 32. When the design is used, materials entering from the feeding cylinder 21 are converged towards the middle part of the material reaction space 4, so that the stirring mechanism 3 is convenient for stirring and mixing the materials, and a cover is also arranged on the feeding cylinder 21 in the material reaction process.

In order to make the structure of the reaction kettle more reasonable, as shown in fig. 1 and 2, a sampling port 22 communicated with the material reaction space 4 is also formed on the kettle cover 2, and a sealing cover 23 is covered on the sampling port 22. When the reaction kettle is used, if the resin obtained by the reaction of the reaction kettle is required to be sampled and detected, the sealing cover 23 is only required to be opened, and then part of the resin in the reaction kettle can be taken out through a pipe fitting.

In order to facilitate the discharge of the resin obtained by the reaction in the reaction kettle, as shown in fig. 1 and 2, a discharge channel communicated with the material reaction space 4 is formed on the bottom surface of the kettle body 1, and a discharge valve body 9 is arranged on the lower channel port of the discharge channel.

Claims

1. A reaction kettle comprises a kettle body, a kettle cover and a stirring mechanism; the kettle body is of an upper opening structure, and the kettle cover is fixedly covered on the top surface of the kettle body, so that the kettle body and the kettle cover are combined to form a material reaction space; the stirring mechanism comprises a stirring motor and a rotating shaft; the stirring motor is arranged on the top surface of the kettle cover; the rotating shaft is arranged in the material reaction space, the top end of the rotating shaft penetrates through the kettle cover and is connected with a transmission shaft of the stirring motor, and the stirring paddle is arranged on the rotating shaft; the method is characterized in that: each of the two sides of the rotating shaft is provided with a connecting group, each connecting group comprises a plurality of connecting parts which are arranged along the axis direction of the rotating shaft, and each connecting part is provided with a stirring paddle;

2. A reaction kettle according to claim 1, wherein: the connecting parts of the 2 connecting groups on the rotating shaft are symmetrically arranged one by one.

3. A reaction kettle according to claim 1, wherein: the connection structure between the guide rod and the connecting part of each stirring paddle is as follows: the connecting part is provided with an inserting hole and a fixing hole, and the hole axis of the inserting hole is perpendicular to the axis of the rotating shaft; the fixing holes penetrate through the connecting part and the inserting holes along the radial direction of the inserting holes; a threaded positioning hole is formed at one end of the guide rod, the positioning hole penetrates through the guide rod along the radial direction of the guide rod, the end of the guide rod, on which the positioning hole is formed, is inserted into the insertion hole of the connecting portion, a fixing screw is inserted into the fixing hole of the connecting portion, and the middle portion of the fixing screw penetrates through the positioning hole of the guide rod and is in threaded connection with the positioning hole so as to connect the guide rod with the connecting portion.

4. A reaction kettle according to claim 1, wherein: the connection structure between the sliding rod of each stirring paddle and the stirring piece is as follows: a screw hole is formed at the end of the sliding rod, which is opposite to the sliding part, and penetrates through the sliding rod along the radial direction of the sliding rod; the stirring piece is also provided with a sleeve part which is positioned at the middle part of the stirring rod part on one side facing the rotating shaft, a sleeving hole is formed in the sleeve part, the hole axis of the sleeving hole is perpendicular to the axis of the stirring rod part, a perforation is formed in the sleeve part, and the perforation penetrates through the sleeve part and the sleeving hole along the radial direction of the sleeving hole; the sleeve part of the stirring piece is sleeved on the end of the sliding rod, which is provided with the screw hole, through the sleeve hole, a connecting screw is further arranged in the through hole of the sleeve part in a penetrating way, and the middle part of the connecting screw penetrates through the screw hole on the sliding rod and is in threaded connection with the screw hole so as to connect the stirring piece with the sliding rod.

5. A reaction kettle according to claim 1, wherein: the kettle further comprises a bottom frame, two sides of the kettle body are respectively provided with a rotating column, the axis of each rotating column is vertical to the axis of the rotating shaft, the axes of the 2 rotating columns are collinear, and the 2 rotating columns of the kettle body are rotatably arranged on the bottom frame; a cam driving mechanism is installed on the bottom frame and comprises a rack capable of reciprocating up and down, a gear is installed on one of the rotating columns of the kettle body, the gear and the rotating column rotate coaxially, and the gear is meshed with the rack.

6. The reactor according to claim 5, wherein: the cam transmission mechanism further comprises a transmission motor, a cam and a return spring, and the transmission motor is fixed on the underframe; the cam is arranged on a transmission shaft of the transmission motor; the rack is arranged on the underframe in a vertically sliding way, the rack is positioned above the cam, a roller is rotatably arranged on the bottom of the rack, the roller is propped against the circumferential surface of the cam, and the rotation axis of the roller is parallel to the rotation axis of the cam; a sleeved column is also formed on the top surface of the rack; a jacking plate is arranged on the underframe and is positioned above the rack, a through hole is formed in the jacking plate, and a sleeved column of the rack passes through the through hole in the jacking plate; the reset spring is sleeved on the sleeved column of the rack and is compressed between the top surface of the rack and the bottom surface of the top pressing plate.

7. A reaction kettle according to claim 3, wherein: a sealing ring is arranged between the peripheral surface of the sliding rod and the hole wall of the through hole of the guide rod on each stirring paddle; the end of the slideway of the guide rod of each stirring paddle, which is close to the rotating shaft, is provided with a sealing head, and a fixing screw penetrates through the sealing head.

8. A reaction kettle according to claim 1, wherein: the kettle cover is provided with a feeding cylinder, the lower part of the feeding cylinder penetrates through the kettle cover and stretches into the material reaction space, the upper part of the feeding cylinder is of a funnel-shaped structure, and a discharge hole of the feeding cylinder is arranged towards the direction of the rotating shaft.

9. A reaction kettle according to claim 1, wherein: the kettle cover is also provided with a sampling port communicated with the material reaction space, and a sealing cover is covered on the sampling port.

10. A reaction kettle according to claim 1, wherein: a discharging channel communicated with the material reaction space is formed on the bottom surface of the kettle body, and a discharging valve body is arranged on the lower channel port of the discharging channel.