Device for detecting temperature in polymerization reaction kettle

Abstract

The invention relates to the technical field of temperature detection, and discloses polymerization reaction kettle internal temperature detection equipment, which comprises a main body, three extension plates and a reaction kettle mechanism, the bottoms of the three extension plates are fixedly connected with a support frame, the reaction kettle mechanism is arranged in the main body, and the reaction kettle mechanism comprises a lower reaction kettle, an upper reaction kettle is arranged at the top of the lower reaction kettle. After the upper reaction kettle ascends to a certain height, the sealed temperature measurement embedding frame can be taken out between the upper reaction kettle and the lower reaction kettle, so that the sealed temperature measurement embedding frame is separated from the embedding sealing groove, a plurality of temperature measurement probes can be simultaneously taken out of the upper reaction kettle and the lower reaction kettle, the temperature measurement probes can be conveniently checked and maintained, and the working efficiency is improved. When the stirring rod stirs materials in the lower reaction kettle and damages the temperature measuring probes in the upper reaction kettle and the lower reaction kettle, the temperature measuring probes can be conveniently dismounted and replaced, so that the influence on the accuracy of temperature detection in the lower reaction kettle and the upper reaction kettle is avoided.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of temperature detection, in particular to a kind of polymerization reactor in-reactor temperature detection equipment. BACKGROUND

[0002] Polymerization reactor is a kind of equipment for carrying out polymerization reaction in chemical production. Polymerization reaction is a key step in the process of manufacturing many polymer materials, and the temperature control in the reactor has a crucial influence on reaction speed, product quality and safety. Therefore, the polymerization reactor in-reactor temperature detection equipment has important background technical significance in chemical industry.

[0003] Generally, the polymerization reactor in-reactor temperature detection equipment is to install the temperature sensor directly in the reactor, and the sensor can directly transmit the temperature to the outside, so that the most accurate reactant temperature can be obtained. In the process of using the polymerization reactor, the stirring device inside the reactor is needed to stir the materials inside the reactor, and the probe of the temperature sensor is mostly made of fragile material, so that the probe of the temperature sensor will be damaged due to the large stirring force or other factors when the stirring device stirs the materials in the reactor. In addition, the temperature sensor is installed inside the reactor, which is not convenient for maintenance and has low practicability. SUMMARY

[0004] The purpose of the present application is to provide a kind of polymerization reactor in-reactor temperature detection equipment to solve the problems raised in the above background.

[0005] To solve the above technical problems, the present application is realized by the following technical scheme: The present application is a kind of polymerization reactor in-reactor temperature detection equipment, including main body and three extension plates, three extension plates bottom fixedly connected with support frame, further comprising: Reactor mechanism, reactor mechanism is arranged in the inside of main body, and the reactor mechanism includes lower reactor, upper reactor is arranged at the top of lower reactor, and fixed hole ring is arranged at the bottom of upper reactor and the top of lower reactor, and the top of lower reactor and the bottom of upper reactor are both provided with embedded sealing groove; Temperature measurement mechanism, temperature measurement mechanism is arranged between lower reactor and upper reactor, and temperature measurement mechanism includes two electric push rods, two electric push rods are both fixedly connected to the outer wall of support frame, and the output end of two electric push rods is fixedly connected with annular temperature detector, a plurality of electric connection grooves are arranged at the bottom of annular temperature detector, sealing temperature measurement embedded frame is inserted into the inside of embedded sealing groove, a plurality of extension blocks are fixedly connected to the outer wall of sealing temperature measurement embedded frame, and temperature measurement probe is inserted into the outer wall of a plurality of extension blocks.

[0006] Further, the inner wall of the bottom of the support frame is fixedly connected with a lead screw motor, the output end of the lead screw motor is provided with a lead screw, the bottom of the main body is fixedly connected with a circular plate, the bottom of the circular plate is provided with three slide hole limit frames, the bottom of the slide hole limit frame is provided with a through hole, and the bottom of the circular plate is fixedly connected with a rotating connection frame at a position between each rotating connection frame.

[0007] Further, the reaction kettle mechanism further comprises a stirring motor, the stirring motor is fixedly connected to the top of the upper reaction kettle, the output end of the stirring motor is fixedly connected with a stirring rod, the stirring motor is rotatably penetrated into the inside of the upper reaction kettle, the upper reaction kettle is fixedly connected with the lower reaction kettle through a bolt, the bottom of the lower reaction kettle is provided with a discharge interface, and the top of the upper reaction kettle is fixedly connected with three resisting rods.

[0008] Further, the top of the annular temperature detector abuts against the bottom of the three resisting rods, the sensing part of the temperature measuring probe is arranged inside the upper reaction kettle and the lower reaction kettle, one end of the temperature measuring probe arranged outside is embedded in the inside of the electric connection groove, the electric connection groove is electrically connected with the outer wall of the temperature measuring probe, and the annular temperature detector is fixedly connected with the plurality of extension blocks through the bolt.

[0009] Further, the bottom of the main body is provided with a placing support mechanism, the placing support mechanism comprises three control pull frames, the three control pull frames are rotatably connected to the outer wall of the three rotating connection frames respectively, the top of the control pull frame abuts against the bottom of the circular plate, one end of the control pull frame close to the center of the main body is fixedly connected with two strip hole frames, the outer wall of the two strip hole frames is provided with a strip-shaped slide hole, and a straight line lifting frame is slidably connected in the strip-shaped slide hole of the strip hole frame.

[0010] Further, one end of the straight line lifting frame away from the strip hole frame is rotatably connected with a movable resisting frame, one end of the movable resisting frame away from the straight line lifting frame is fixedly connected with an embedded supporting plate, one end of the embedded supporting plate away from the movable resisting frame is rotatably connected with a push-pull rod, the bottom of the push-pull rod is fixedly connected with a resisting piece, the bottom of the resisting piece is fixedly connected with a limiting resisting rod, and the resisting piece abuts against the inner wall of the bottom of the straight line lifting frame.

[0011] Further, the bottom of the circular plate is provided with a lifting mechanism, the lifting mechanism comprises a lead screw sleeve frame, the lead screw sleeve frame is threadedly connected to the lead screw of the output end of the lead screw motor, the top of the lead screw sleeve frame is fixedly connected with three push-pull plates, and one end of the push-pull plate away from the lead screw sleeve frame is rotatably connected with a pulling frame.

[0012] Further, one end of the pulling frame away from the push-pull plate is rotatably connected with one end of the control pull frame away from the strip hole frame, the outer wall of the three push-pull plates is slidably connected with a limiting resisting plate, the top of the limiting resisting plate abuts against the bottom of the three limiting resisting rods, the top of the limiting resisting plate is fixedly connected with three sliding rods, the three sliding rods slidably penetrate the circular plate, three tension springs are fixedly connected between the circular plate and the limiting resisting plate, and the three tension springs are correspondingly arranged with the three sliding rods respectively. When the angle between the limiting abutment and the push-pull plate is one hundred and eighty degrees, the outer wall of the frame is slidably connected with the limiting abutment.

[0013] The present application has the following advantages: (1) After the fixing pin connecting the annular temperature detector, the sealing temperature measuring embedded frame and the circular plate is removed, the annular temperature detector is lifted by the electric push rod, the electric connection groove is separated from the temperature measuring probe, when the annular temperature detector is lifted to a certain height, the fixing pin connecting the lower reaction kettle and the upper reaction kettle is removed, the annular temperature detector is continuously lifted by the electric push rod, the top of the annular temperature detector is in abutment with the bottom of the three abutment strips, so as to separate the upper reaction kettle from the lower reaction kettle, thereby facilitating the cleaning and maintenance of the inside of the lower reaction kettle and the upper reaction kettle, when the upper reaction kettle is lifted to a certain height, the sealing temperature measuring embedded frame is taken out between the upper reaction kettle and the lower reaction kettle, the sealing temperature measuring embedded frame is separated from the embedded sealing groove, so that multiple temperature measuring probes can be taken out of the inside of the upper reaction kettle and the lower reaction kettle at the same time, thereby facilitating the inspection and maintenance of the temperature measuring probe, when the stirring rod stirs the material in the lower reaction kettle, the temperature measuring probe in the inside of the upper reaction kettle and the lower reaction kettle is damaged, the temperature measuring probe can be removed and replaced, thereby avoiding affecting the accuracy of the temperature detection of the inside of the lower reaction kettle and the upper reaction kettle.

[0014] (2) When the material is reacted in the inside of the lower reaction kettle and the upper reaction kettle, the annular temperature detector detects the temperature in the inside of the lower reaction kettle and the upper reaction kettle through the multiple temperature measuring probes, and the multiple temperature measuring probes are annularly distributed in the inside of the lower reaction kettle and the upper reaction kettle, thereby detecting the temperature of multiple areas in the inside of the lower reaction kettle and the upper reaction kettle, and the stirring rod is rotated in the inside of the lower reaction kettle and the upper reaction kettle by the stirring motor, thereby stirring and mixing the material in the inside of the lower reaction kettle and the upper reaction kettle by the stirring rod, and making the temperature in the inside of the lower reaction kettle and the upper reaction kettle more uniform, thereby facilitating the accuracy of measuring the overall temperature in the inside of the lower reaction kettle and the upper reaction kettle.

[0015] (3) When the upper reaction kettle and the lower reaction kettle are separated, the screw rod driven by the screw rod motor rotates, the screw rod sleeve frame is connected with the screw rod through the thread, the screw rod sleeve frame gradually descends, the three push-pull plates penetrate the limiting abutting plate and descend with the screw rod sleeve frame, the two ends of the pulling frame are respectively connected with the push-pull plate and the control pulling frame, one end of the control pulling frame connected with the pulling frame is pulled downward, the end of the control pulling frame away from the pulling frame rotates on the outer wall of the embedded supporting plate, so that the end of the strip-shaped hole frame away from the control pulling frame is raised upward, the connection between the linear lifting frame and the strip-shaped hole frame slides in the strip-shaped hole on the strip-shaped hole frame, the linear lifting frame is lifted upward, and then the movable abutting frame and the embedded supporting plate move upward in the main body, so that the lower reaction kettle can be pushed out of the main body, the lower reaction kettle can be moved to the top of the main body, the lower reaction kettle can be pulled out of the multiple embedded supporting plates through the push-pull mode, the lower reaction kettle is removed from the main body, and the practicability of the device is improved.

[0016] (4) When the lower reaction kettle is lifted to be close to the top of the main body, the multiple embedded supporting plates are still attached to the curved surface on the outer wall of the bottom of the lower reaction kettle, and when a lateral pushing force or a pulling force is applied to the lower reaction kettle, the embedded supporting plates rotate through the rotating connection between the movable abutting frame and the linear lifting frame, the embedded supporting plates move with the lower reaction kettle, the embedded supporting plates are separated from the lower reaction kettle, the embedded supporting plates lose the pressure, the limiting abutting plate is continuously retracted upward through the pulling force of the multiple pulling springs, the pulling frame and the push-pull plate form a straight line, the limiting abutting plate is slid through, the limiting abutting plate is lifted to a suitable height, the limiting abutting rod pushes the inclined end of the embedded supporting plate, the embedded supporting plate is in a horizontal state, the lower reaction kettle is reinstalled in the main body, the lower reaction kettle is in contact with the multiple embedded supporting plates, the lower reaction kettle is moved between the multiple embedded supporting plates, the push-pull rod and the limiting abutting rod are pressed downward through the gravity of the lower reaction kettle, the limiting abutting plate is pressed downward through the limiting abutting rod, the pulling spring is stretched, the abutting piece is in abutment with the inner wall of the bottom of the linear lifting frame, the embedded supporting plate is in abutment with the outer wall of the lower reaction kettle, and then the lower reaction kettle is lowered into the main body.

[0017] Of course, it is not necessary for any product embodying the present application to achieve all of the above recited advantages simultaneously. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required to be used in the following embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without any creative effort on the basis of these drawings.

[0019] Figure 1 is a schematic diagram of the overall structure of the present application; Figure 2 is a bottom view of the present application; Figure 3 is a schematic diagram of the main body structure of the present application; Figure 4 is a bottom view of the main body of the present application; Figure 5 is a schematic diagram of the reaction kettle mechanism structure of the present application; Figure 6 is a schematic diagram of the lifting mechanism structure of the present application; Figure 7 is a schematic diagram of the placing support mechanism structure of the present application; Figure 8 is Figure 4 is an enlarged view of A in the figure; Figure 9 is Figure 6 is an enlarged view of B in the figure.

[0020] In the drawings, the components represented by each reference numeral are listed as follows: In the figure: 1, main body; 101, extension plate; 102, support frame; 103, circular ring plate; 104, sliding hole limiting frame; 105, rotating connecting frame; 106, lead screw motor; 2, reaction kettle mechanism; 201, lower reaction kettle; 202, upper reaction kettle; 203, embedded sealing groove; 204, stirring motor; 205, stirring rod; 206, resisting strip; 3, temperature measuring mechanism; 301, electric push rod; 302, annular temperature detector; 303, sealing temperature measuring embedded frame; 304, extension block; 305, temperature measuring probe; 306, electric connection groove; 4, placing support mechanism; 401, control pull frame; 402, strip-shaped hole frame; 403, straight line lifting frame; 404, movable resisting frame; 405, embedded supporting plate; 406, push-pull rod; 407, limiting resisting rod; 408, resisting piece; 5, lifting mechanism; 501, lead screw sleeve frame; 502, push-pull plate; 503, pulling frame; 504, limiting resisting plate; 505, sliding rod; 506, tension spring. DETAILED DESCRIPTION

[0021] Clearly, the described embodiments are merely a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0022] Embodiment 1, please refer to Figures 1-9 As shown in the figure, the present application is a kind of polymerization reactor temperature detection equipment in the kettle, including main body 1 and three extension plate 101, three extension plate 101 bottom fixedly connected with support frame 102, still including: Reaction kettle mechanism 2, reaction kettle mechanism 2 is arranged in the inside of main body 1, reaction kettle mechanism 2 includes lower reaction kettle 201, lower reaction kettle 201 top is provided with upper reaction kettle 202, and the bottom of upper reaction kettle 202 is provided with fixed hole ring with the top of lower reaction kettle 201, and the top of lower reaction kettle 201 and the bottom of upper reaction kettle 202 are all provided with embedded sealing groove 203, reaction kettle mechanism 2 further includes stirring motor 204, and stirring motor 204 is fixedly connected at the top of upper reaction kettle 202, and the output end of stirring motor 204 is fixedly connected with stirring rod 205, and stirring motor 204 rotates and penetrates to the inside of upper reaction kettle 202, and upper reaction kettle 202 is fixedly connected with lower reaction kettle 201 through bolt, and the bottom of lower reaction kettle 201 is provided with discharge interface, and the top of upper reaction kettle 202 is fixedly connected with three resistance strips 206, and stirring rod 205 is rotated in the inside of lower reaction kettle 201 and upper reaction kettle 202 by stirring motor 204, so that the material in the inside of lower reaction kettle 201 and upper reaction kettle 202 is stirred and mixed by stirring rod 205; The temperature measuring mechanism 3 is arranged between the lower reaction kettle 201 and the upper reaction kettle 202, and comprises two electric push rods 301 fixedly connected to the outer wall of the support frame 102. The output ends of the two electric push rods 301 are fixedly connected with a ring-shaped temperature detector 302. A plurality of electric connection grooves 306 are formed in the bottom of the ring-shaped temperature detector 302. A sealing temperature measuring matching frame 303 is inserted into the matching sealing groove 203. A plurality of extension blocks 304 are fixedly connected to the outer wall of the sealing temperature measuring matching frame 303. A temperature measuring probe 305 is inserted into the outer wall of the plurality of extension blocks 304. The top of the ring-shaped temperature detector 302 abuts against the bottom of the three abutting bars 206. The temperature measuring probe 305 arranged at one end outside is matched with the electric connection groove 306 inside, and the electric connection groove 306 is electrically connected with the outer wall of the temperature measuring probe 305. The ring-shaped temperature detector 302 is fixedly connected with the plurality of extension blocks 304 through a bolt. A lead screw motor 106 is fixedly connected to the inner wall of the bottom of the support frame 102, and a lead screw is arranged at the output end of the lead screw motor 106. A circular ring plate 103 is fixedly connected to the bottom of the main body 1. Three sliding hole limiting frames 104 are arranged at the bottom of the circular ring plate 103. A through hole is formed in the bottom of the sliding hole limiting frame 104. A rotating connecting frame 105 is fixedly connected to the circular ring plate 103 at a position between each rotating connecting frame 105. The plurality of temperature measuring probes 305 are electrically connected with the plurality of electric connection grooves 306 in the bottom of the ring-shaped temperature detector 302, so that the ring-shaped temperature detector 302 detects the temperature inside the lower reaction kettle 201 and the upper reaction kettle 202 through the plurality of temperature measuring probes 305. The plurality of temperature measuring probes 305 are arranged in a ring shape inside the lower reaction kettle 201 and the upper reaction kettle 202, so as to detect the temperature of a plurality of regions inside the lower reaction kettle 201 and the upper reaction kettle 202. After the fixing bolts connected between the ring-shaped temperature detector 302, the sealing temperature measuring matching frame 303 and the circular ring plate 103 are removed, the ring-shaped temperature detector 302 is lifted by the electric push rod 301, so that the electric connection groove 306 is separated from the temperature measuring probe 305. When the ring-shaped temperature detector 302 is lifted to a certain height, the fixing bolts connected between the lower reaction kettle 201 and the upper reaction kettle 202 are removed, and the ring-shaped temperature detector 302 is continuously lifted by the electric push rod 301, so that the top of the ring-shaped temperature detector 302 abuts against the bottom of the three abutting bars 206, thereby pushing the upper reaction kettle 202 and the lower reaction kettle 201 apart, so as to facilitate cleaning and maintenance of the inside of the lower reaction kettle 201 and the upper reaction kettle 202. The bottom of the main body 1 is provided with a placing support mechanism 4, which comprises three control pull frames 401 rotatably connected to the outer wall of the three rotating connecting frames 105, the top of the control pull frame 401 abutting the bottom of the circular ring plate 103, one end of the outer wall of the control pull frame 401 close to the center of the main body 1 fixedly connected with two strip hole frames 402, the outer wall of the two strip hole frames 402 is provided with a strip sliding hole, the strip sliding hole on the strip hole frame 402 is slidably connected with a straight line lifting frame 403, the inner end of the straight line lifting frame 403 away from the strip hole frame 402 is rotatably connected with a movable abutting frame 404, the end of the movable abutting frame 404 away from the straight line lifting frame 403 is fixedly connected with an embedded supporting plate 405, the bottom of the embedded supporting plate 405 away from the movable abutting frame 404 is rotatably connected with a push-pull rod 406, the bottom of the push-pull rod 406 is fixedly connected with an abutting piece 408, the bottom of the abutting piece 408 is fixedly connected with a limiting abutting rod 407, the abutting piece 408 abuts the inner wall of the bottom of the straight line lifting frame 403, one end of the strip hole frame 402 away from the control pull frame 401 is upwardly curved, driving the connecting part of the straight line lifting frame 403 and the strip hole frame 402 to rotate and slide in the strip hole on the strip hole frame 402, lifting the straight line lifting frame 403, and further driving the movable abutting frame 404 and the embedded supporting plate 405 to move upwardly in the main body 1, so that the lower reaction kettle 201 can be pushed out of the main body 1, and the lower reaction kettle 201 can be moved to the top of the main body 1; The bottom of the circular ring plate 103 is provided with a lifting mechanism 5, which comprises a lead screw sleeve frame 501 threaded on the lead screw at the output end of the lead screw motor 106, three push-pull plates 502 fixedly connected to the top of the lead screw sleeve frame 501, a pull frame 503 rotatably connected to the end of the outer wall of the push-pull plate 502 away from the lead screw sleeve frame 501, the end of the pull frame 503 away from the push-pull plate 502 rotatably connected to the end of the outer wall of the control pull frame 401 away from the strip hole frame 402, a limiting stop plate 504 slidably connected to the outer wall of the three push-pull plates 502, the limiting stop plate 504 abutting the bottom of the three limiting stop rods 407, three sliding rods 505 fixedly connected to the top of the limiting stop plate 504, the three sliding rods 505 slidingly penetrating the circular ring plate 103, three tension springs 506 fixedly connected between the circular ring plate 103 and the limiting stop plate 504, the three tension springs 506 corresponding to the three sliding rods 505 respectively, when the upper reaction kettle 202 is separated from the lower reaction kettle 201, the lead screw motor 106 drives the lead screw at the output end to rotate, through the threaded connection of the lead screw sleeve frame 501 and the lead screw, the lead screw sleeve frame 501 gradually descends, the three push-pull plates 502 penetrate the limiting stop plate 504 and follow the lead screw sleeve frame 501 to descend, through the rotatable connection of the two ends of the pull frame 503 with the push-pull plate 502 and the control pull frame 401 respectively, the end of the control pull frame 401 connected with the pull frame 503 is pulled downward, the end of the control pull frame 401 away from the pull frame 503 rotates on the outer wall of the embedded supporting plate 405, so that the end of the strip hole frame 402 away from the control pull frame 401 is raised upward. When the angle between the limiting stop plate 504 and the push-pull plate 502 is one hundred and eighty degrees, the outer wall of the pull frame 503 is slidably connected with the limiting stop plate 504.

[0023] When the material is reacting inside the lower reaction kettle 201 and the upper reaction kettle 202, the annular temperature detector 302 detects the temperature inside the lower reaction kettle 201 and the upper reaction kettle 202 through the multiple temperature measuring probes 305, which are electrically connected with the multiple electric connection grooves 306 at the bottom of the annular temperature detector 302. The multiple temperature measuring probes 305 are arranged in a ring shape inside the lower reaction kettle 201 and the upper reaction kettle 202, so that the temperature of multiple areas inside the lower reaction kettle 201 and the upper reaction kettle 202 can be detected. The stirring rod 205 rotates inside the lower reaction kettle 201 and the upper reaction kettle 202 driven by the stirring motor 204, so that the material inside the lower reaction kettle 201 and the upper reaction kettle 202 is stirred and mixed. After the fixing pin connecting the annular temperature detector 302, the sealing temperature measuring fitting frame 303 and the circular ring plate 103 is removed, the annular temperature detector 302 is lifted by the electric push rod 301, so that the electric connection groove 306 is separated from the temperature measuring probe 305. When the annular temperature detector 302 is lifted to a certain height, the fixing pin connecting the lower reaction kettle 201 and the upper reaction kettle 202 is removed, and the annular temperature detector 302 is continuously lifted by the electric push rod 301, so that the top of the annular temperature detector 302 abuts against the bottom of the three abutting bars 206, thereby pushing the upper reaction kettle 202 away from the lower reaction kettle 201, so that the inside of the lower reaction kettle 201 and the upper reaction kettle 202 can be easily cleaned and maintained. When the upper reaction kettle 202 is lifted to a certain height, the sealing temperature measuring fitting frame 303 can be taken out of the upper reaction kettle 202 and the lower reaction kettle 201, so that the sealing temperature measuring fitting frame 303 is separated from the fitting sealing groove 203, thereby the multiple temperature measuring probes 305 can be taken out of the inside of the upper reaction kettle 202 and the lower reaction kettle 201 at the same time, so that the temperature measuring probe 305 can be easily checked and maintained. When the material inside the lower reaction kettle 201 is stirred by the stirring rod 205, the temperature measuring probe 305 inside the upper reaction kettle 202 and the lower reaction kettle 201 is damaged, so that the temperature measuring probe 305 can be easily removed and replaced.

[0024] Example 2, please refer to Figures 1-9As shown, when in use, after the upper reaction kettle 202 is separated from the lower reaction kettle 201, the screw rod motor 106 drives the output end of the screw rod to rotate, through the threaded connection between the screw rod sleeve frame 501 and the screw rod, the screw rod sleeve frame 501 is gradually lowered, the three push-pull plates 502 penetrate through the limiting abutting plate 504 and follow the screw rod sleeve frame 501 to descend, through the rotational connection between the two ends of the pulling frame 503 and the push-pull plate 502 and the control pulling frame 401, the end of the control pulling frame 401 connected with the pulling frame 503 is pulled downward, the end of the control pulling frame 401 away from the pulling frame 503 rotates on the outer wall of the embedded supporting plate 405, so that the end of the strip-shaped hole frame 402 away from the control pulling frame 401 is tilted upward, the connection between the linear lifting frame 403 and the strip-shaped hole frame 402 rotates and slides in the strip-shaped hole on the strip-shaped hole frame 402, the linear lifting frame 403 is lifted upward, and then the movable abutting frame 404 and the embedded supporting plate 405 move upward in the main body 1, so that the lower reaction kettle 201 can be pushed out of the main body 1, and the lower reaction kettle 201 can be moved to the top of the main body 1, facilitating the pulling of the lower reaction kettle 201 out of the multiple embedded supporting plates 405 in the main body 1. After the lower reaction kettle 201 is lifted to be close to the top of the main body 1, when a lateral pushing force or a pulling force is applied to the lower reaction kettle 201, the embedded supporting plate 405 rotates through the rotational connection between the movable abutting frame 404 and the linear lifting frame 403, and the embedded supporting plate 405 moves with the lower reaction kettle 201, facilitating the separation of the lower reaction kettle 201 and the embedded supporting plate 405. When the lower reaction kettle 201 is separated from the multiple embedded supporting plates 405, the embedded supporting plate 405 loses the pressure, the limiting abutting plate 504 is continuously retracted upward through the pulling force of the multiple tension springs 506, the pulling frame 503 and the push-pull plate 502 form a straight line, the limiting abutting plate 504 is slid through the limiting abutting plate 504, and the limiting abutting plate 504 is lifted to an appropriate height, so that the limiting abutting rod 407 pushes the tilted end of the embedded supporting plate 405, and the embedded supporting plate 405 is in a horizontal state, so that after the lower reaction kettle 201 is reinstalled in the main body 1, the lower reaction kettle 201 is first in contact with the multiple embedded supporting plates 405, the lower reaction kettle 201 is moved between the multiple embedded supporting plates 405, the push-pull rod 406 and the limiting abutting rod 407 are pressed downward through the gravity of the lower reaction kettle 201, the limiting abutting rod 407 presses the limiting abutting plate 504 downward, the tension spring 506 is stretched, the abutting piece 408 is in abutment with the inner wall of the bottom of the linear lifting frame 403, so that the embedded supporting plate 405 is embedded with the outer wall of the lower reaction kettle 201, and the lower reaction kettle 201 is lowered into the main body 1.

[0025] The preferred embodiments of the application disclosed above are only to facilitate the elucidation of the application. The preferred embodiments do not describe all the details of the application and limit the application to the specific embodiments described. Obviously, many modifications and variations can be made in light of the teachings above. The description is chosen and described in order to best explain the principles of the application and its practical application to thereby enable others skilled in the art to best utilize the application and get the best results from the application. The application is only limited by the claims and their full scope and equivalents.

Claims

1. A temperature detection device for the inside of a polymerization reactor, comprising a main body (1) and three extension plates (101), wherein a support frame (102) is fixedly connected to the bottom of the three extension plates (101), characterized in that, Also includes: The reactor mechanism (2) is located inside the main body (1). The reactor mechanism (2) includes a lower reactor (201), an upper reactor (202) is provided on the top of the lower reactor (201), and fixing hole rings are provided at the bottom of the upper reactor (202) and the top of the lower reactor (201). Fitting sealing grooves (203) are provided at the top of the lower reactor (201) and the bottom of the upper reactor (202). Temperature measuring mechanism (3) is set between the lower reactor (201) and the upper reactor (202). The temperature measuring mechanism (3) includes two electric push rods (301). The two electric push rods (301) are fixedly connected to the outer wall of the support frame (102). The output ends of the two electric push rods (301) are fixedly connected to an annular temperature detector (302). The bottom of the annular temperature detector (302) is provided with multiple electrical connection slots (306). A sealing temperature measuring fitting frame (303) is inserted into the fitting sealing slot (203). Multiple extension blocks (304) are fixedly connected to the outer wall of the sealing temperature measuring fitting frame (303). Temperature probes (305) are inserted into the outer walls of the multiple extension blocks (304).

2. The temperature detection device inside a polymerization reactor according to claim 1, characterized in that: A lead screw motor (106) is fixedly connected to the bottom inner wall of the support frame (102). A lead screw is provided at the output end of the lead screw motor (106). A circular ring plate (103) is fixedly connected to the bottom of the main body (1). Three sliding hole limit frames (104) are provided at the bottom of the circular ring plate (103). A through hole is provided at the bottom of the sliding hole limit frame (104). A rotating connecting frame (105) is fixedly connected at a point between each rotating connecting frame (105) at the bottom of the circular ring plate (103).

3. The temperature detection device inside a polymerization reactor according to claim 2, characterized in that: The reactor mechanism (2) also includes a stirring motor (204), which is fixedly connected to the top of the upper reactor (202). A stirring rod (205) is fixedly connected to the output end of the stirring motor (204). The stirring motor (204) rotates through the interior of the upper reactor (202). The upper reactor (202) is fixedly connected to the lower reactor (201) by a pin. A discharge port is provided at the bottom of the lower reactor (201). Three abutment bars (206) are fixedly connected to the top of the upper reactor (202).

4. The temperature detection device inside a polymerization reactor according to claim 3, characterized in that: The top of the annular temperature detector (302) abuts against the bottom of the three abutments (206). The part of the temperature probe (305) located inside the upper reactor (202) and the lower reactor (201) is the sensing part. The end of the temperature probe (305) located on the outside is fitted into the electrical connection groove (306), and the electrical connection groove (306) is electrically connected to the outer wall of the temperature probe (305). The annular temperature detector (302) is fixedly connected to multiple extension blocks (304) by pins.

5. The temperature detection device inside a polymerization reactor according to claim 4, characterized in that: The main body (1) is provided with a placement support mechanism (4) at the bottom. The placement support mechanism (4) includes three control brackets (401). The three control brackets (401) are rotatably connected to the outer walls of three rotating connecting frames (105). The top of the control bracket (401) abuts against the bottom of the ring plate (103). Two strip-shaped hole frames (402) are fixedly connected to one end of the outer wall of the control bracket (401) near the center of the main body (1). The outer walls of the two strip-shaped hole frames (402) are provided with strip-shaped sliding holes. A linear lifting frame (403) is slidably connected inside the strip-shaped sliding holes on the strip-shaped hole frames (402).

6. The temperature detection device inside a polymerization reactor according to claim 5, characterized in that: The linear lifting frame (403) is rotatably connected to a movable abutment (404) at one end away from the strip hole frame (402). The movable abutment (404) is fixedly connected to a fitting plate (405) at one end away from the linear lifting frame (403). The bottom of the fitting plate (405) is rotatably connected to a push-pull rod (406) at one end away from the movable abutment (404). The bottom of the push-pull rod (406) is fixedly connected to a stop piece (408). The bottom of the stop piece (408) is fixedly connected to a limit stop rod (407). The stop piece (408) abuts against the bottom inner wall of the linear lifting frame (403).

7. The temperature detection device inside a polymerization reactor according to claim 6, characterized in that: The bottom of the annular plate (103) is provided with a lifting mechanism (5), which includes a lead screw sleeve (501). The lead screw sleeve (501) is threadedly connected to the lead screw at the output end of the lead screw motor (106). Three push-pull plates (502) are fixedly connected to the top of the lead screw sleeve (501). A pull frame (503) is rotatably connected to the end of the outer wall of the push-pull plate (502) away from the lead screw sleeve (501).

8. The temperature detection device inside a polymerization reactor according to claim 7, characterized in that: The end of the pull frame (503) away from the push-pull plate (502) is rotatably connected to the end of the outer wall of the control pull frame (401) away from the strip hole frame (402). The outer walls of the three push-pull plates (502) are slidably connected to the limit plate (504). The top of the limit plate (504) abuts against the bottom of the three limit rods (407). The top of the limit plate (504) is fixedly connected to three sliding rods (505). The three sliding rods (505) slide through the annular plate (103). The annular plate (103) and the limit plate (504) are fixedly connected to three tension springs (506). The three tension springs (506) are respectively set to correspond to the three sliding rods (505). When the angle between the limiting plate (504) and the push-pull plate (502) is 180 degrees, the outer wall of the pull frame (503) is slidably connected to the limiting plate (504).

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