A quantitative feeding device for a reactor

Abstract

The utility model belongs to the technical field of reactors, and specifically is a quantitative feeding device for a reactor, comprising a movable rod, a floating plate fixedly connected to the bottom side of the movable rod, a scraper fixedly connected to the outer wall of the floating plate, a sliding rod installed on the top side of the floating plate, an electrode installed on the top of the sliding rod, a limiting rod installed on the top side of the feeding tube, a scale line engraved on the outer wall of the limiting rod, a limiting ring slidably installed on the outer wall of the limiting rod, and an electric sheet installed on the outer wall of the limiting ring; the limiting ring is adjusted by a locking screw, and the sleeve is pushed downward by extending the telescopic rod, so that the movable rod, the floating plate and the scraper are driven to move downward, and the material enters the reactor body through a connecting pipe, and as the floating plate descends, the sliding rod follows the movement, and when the electrode contacts the electric sheet, the control panel closes the telescopic rod and the solenoid valve, stops feeding, and realizes quantitative feeding of the resin raw material, so as to ensure that the ratio between the reactants is kept balanced, thereby improving the quality of the resin in the reaction process.

Description

Technical Field

[0001] The utility model relates to the technical field of reaction kettles, in particular to a quantitative feeding device for a reaction kettle. Background Art

[0002] Photoresin is a resin material with calendering properties, usually made of unsaturated polyester, acrylic resin, epoxy resin and other materials. It is often used to improve the surface gloss and flatness of printed materials. During its production and processing, a reactor is required to process it.

[0003] A Chinese patent with the announcement number CN114288966A discloses a resin production reactor, including a sealing ring, a fixed frame is fixedly connected to the middle of the outer surface of the reaction shell, a feeding device is sleeved on the inner surface of the sealing ring, a bottom rotating device is fixedly connected to the bottom of the reaction shell, the bottom rotating device includes a stirring inner shell, a motor shaft is rotatably connected to the middle position of the bottom of the stirring inner shell, and the motor shaft passes through the bottom of the reaction shell and extends to the outside, the feeding device includes a mixing shell, the mixing shell is arranged just above the stirring inner shell, and a turntable is rotatably connected to the bottom of the mixing shell inner cavity, and the present invention relates to the field of resin processing technology. The resin production reactor cooperates with an eccentric ring through a transmission rod. When the motor shaft rotates, the transmission rod provides vibration starting capability through contact extrusion of the eccentric ring, thereby improving the energy saving effect of the reactor.

[0004] However, the above-mentioned resin production reactor still has some problems. In practical applications, when processing the resin, it is impossible to quantitatively add the resin raw material, resulting in an imbalance in the ratio between the reactants, thereby affecting the progress of the reaction and the quality of the product. Incomplete reaction will lead to reduced product purity, and excessive reaction may produce by-products or cause waste. Therefore, a quantitative feeding device for a reactor is proposed to address the above problems. Utility Model Content

[0005] In order to make up for the shortcomings of the prior art and solve the problem that in practical applications, the resin raw material cannot be quantitatively added when processing the resin, resulting in an imbalance in the proportion between the reactants, thereby affecting the progress of the reaction and the quality of the product, incomplete reaction will lead to reduced product purity, and excessive reaction may produce by-products or cause waste, the utility model proposes a quantitative feeding device for a reactor.

[0006] The technical solution adopted by the utility model to solve its technical problems is: a quantitative feeding device for a reactor described in the utility model comprises a reactor body, two connecting pipes are symmetrically fixedly connected to the top side of the reactor body, a solenoid valve is installed on the outer wall of the connecting pipe, the top end of the connecting pipe is connected to a feeding cylinder, a mounting frame is fixedly connected to the top side of the feeding cylinder, a telescopic rod is fixedly installed through the inside of the mounting frame, the action end of the telescopic rod passes through the feeding cylinder and extends to the inside of the feeding cylinder and is fixedly connected to a sleeve, a compression spring is fixedly connected to the inside of the sleeve, one end of the compression spring is fixedly connected to a movable rod, a floating plate is fixedly connected to the bottom side of the movable rod, and the floating plate A scraper is fixedly connected to the outer wall of the scraper, and the scraper is fitted with the inner wall of the feeding barrel, a sliding rod is installed on the top side of the floating plate, one end of the sliding rod slides through the interior of the feeding barrel, and an electrode is installed on the top of the sliding rod just above the feeding barrel, a limiting rod is fixedly installed at the top side edge of the feeding barrel, scale lines are engraved on the outer wall of the limiting rod, a limiting ring is slidably installed on the outer wall of the limiting rod, a locking screw is rotatably installed inside the limiting ring, and an electric sheet is installed on the outer wall of the limiting ring, thereby realizing quantitative feeding of resin raw materials, thereby ensuring that the ratio between the reactants remains balanced, thereby improving the reaction process and the quality of the calendered resin.

[0007] Preferably, a feed pipe is connected to the outer wall of the feeding barrel, a feed valve is installed on the outer wall of the feed pipe, a discharge pipe is connected to the bottom side of the reactor body, and a discharge valve is installed on the arc surface of the outer wall of the discharge pipe, so as to flexibly control the feeding and discharging of materials.

[0008] Preferably, a driving motor is installed on the top side of the reactor body, a rotating shaft is installed on the output end of the driving motor, a mounting ring is installed on the top of the rotating shaft, two scrapers are symmetrically installed on the outer wall of the mounting ring, one side of the scraper is arranged to fit the interior of the reactor body, one end of the rotating shaft is arranged through the interior of the reactor body and is installed with a spiral blade, the scraper can remove materials attached to the wall surface, prevent the materials from accumulating and agglomerating on the wall surface, and help keep the inner wall of the reactor body clean, and the design of the spiral blade can make the materials move up and down, thereby increasing the mixing effect between the materials.

[0009] Preferably, two connecting shafts are symmetrically rotatably installed on the bottom side of the reactor body, a driven gear is installed on the top of the connecting shaft, two groups of three stirring blades are installed on the outer wall of the connecting shaft, a driving gear is installed on the top of the rotating shaft just below the mounting ring, and the driving gear and the driven gear are meshed with each other, so as to realize all-round stirring of the material in the reactor body and ensure the uniformity of stirring.

[0010] Preferably, a supporting leg is installed on the bottom side of the reactor body, and a perspective window is opened on the outer wall of the reactor body, which improves the stability of the reactor on the one hand and facilitates the observation of the processing status of the reactants on the other hand.

[0011] Preferably, a control panel is installed on the top side of the reactor body, and the control panel is electrically connected to the electrodes, the electric sheet, the telescopic rod and the solenoid valve, wherein the control panel is used for signal transmission to the electrodes and the electric sheet, and for operational control of the telescopic rod and the solenoid valve, which can reduce the complexity of operation and improve the convenience and efficiency of operation.

[0012] The utility model is beneficial in that:

[0013] 1. The utility model adjusts the feeding amount according to the needs, and changes the relative position between the electrode and the electric sheet by rotating the locking screw to adjust the limit ring. After the adjustment is completed, the telescopic rod extends to push the sleeve to move downward, thereby driving the movable rod, the floating plate and the scraper to move downward, and the material enters the reactor body through the connecting pipe. As the floating plate descends, the sliding rod follows the movement. When the electrode and the electric sheet contact each other, the control panel will close the telescopic rod and the electromagnetic valve, stop feeding, and realize the quantitative feeding of the resin raw material, so as to ensure that the ratio between the reactants is balanced, thereby improving the reaction process and the quality of the calendered resin;

[0014] 2. When the driving motor of the utility model is running, the mounting ring rotates together with the rotating shaft, and the two scrapers symmetrically installed on the outer wall thereof will continuously scrape the inside of the reactor body. As the rotating shaft rotates, the spiral blades will perform a spiral motion inside the reactor body, pushing the material from the bottom of the reactor body upward, thereby increasing the mixing effect between the materials. The driven gear will rotate under the drive of the driving gear, thereby driving the connecting shaft to rotate, and the stirring blades will rotate as the connecting shaft rotates, stirring the material in the reactor to make it more uniform. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0016] Figure 1 This is a schematic diagram of the main structure of the reactor body in the utility model;

[0017] Figure 2 It is a schematic diagram of the main structure of the feeding cylinder;

[0018] Figure 3 for Figure 2 The enlarged structural diagram of part A in the middle;

[0019] Figure 4 for Figure 2 The enlarged structural diagram of part B in the middle;

[0020] Figure 5 Schematic diagram of the stirring assembly structure.

[0021] In the figure: 1. Support leg; 2. Reactor body; 3. Connecting pipe; 4. Solenoid valve; 5. Feeding barrel; 6. Mounting frame; 7. Telescopic rod; 8. Sleeve; 9. Compression spring; 10. Movable rod; 11. Floating plate; 12. Scraper; 13. Sliding rod; 14. Electrode; 15. Limit rod; 16. Scale line; 17. Limit ring; 18. Locking screw; 19. Electrode; 20. Feed pipe; 21. Feed valve; 22. Discharge pipe; 23. Discharge valve; 24. Driving motor; 25. Rotating shaft; 26. Mounting ring; 27. Scraper; 28. Spiral blade; 29. ​​Connecting shaft; 30. Driven gear; 31. Stirring blade; 32. Driving gear; 33. Perspective window; 34. Control panel. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] See also Figure 1-4As shown, a quantitative feeding device for a reactor comprises a reactor body 2, two connecting pipes 3 are symmetrically fixedly connected to the top side of the reactor body 2, a solenoid valve 4 is installed on the outer wall of the connecting pipe 3, a feeding cylinder 5 is connected to the top of the connecting pipe 3, a mounting frame 6 is fixedly connected to the top side of the feeding cylinder 5, a telescopic rod 7 is fixedly installed through the inside of the mounting frame 6, the working end of the telescopic rod 7 passes through the feeding cylinder 5 and extends to the inside thereof and is fixedly connected to a sleeve 8, a compression spring 9 is fixedly connected to the inside of the sleeve 8, one end of the compression spring 9 is fixedly connected to a movable rod 10, and a floating plate 1 is fixedly connected to the bottom side of the movable rod 10 1. A scraper 12 is fixedly connected to the outer wall of the floating plate 11, and the scraper 12 is arranged in close contact with the inner wall of the feeding barrel 5. A sliding rod 13 is installed on the top side of the floating plate 11. One end of the sliding rod 13 slides through the inside of the feeding barrel 5. The top of the sliding rod 13 is located just above the feeding barrel 5 and an electrode 14 is installed. A limiting rod 15 is fixedly installed at the top edge of the feeding barrel 5. A scale line 16 is engraved on the outer wall of the limiting rod 15. A limiting ring 17 is slidably installed on the outer wall of the limiting rod 15. A locking screw 18 is rotatably installed inside the limiting ring 17. An electric sheet 19 is installed on the outer wall of the limiting ring 17.

[0024] A control panel 34 is installed on the top side of the reactor body 2, and the control panel 34 is electrically connected to the electrode 14, the electric sheet 19, the telescopic rod 7 and the solenoid valve 4, wherein the control panel 34 is used for signal transmission to the electrode 14 and the electric sheet 19, and for operation control of the telescopic rod 7 and the solenoid valve 4; during operation, in actual application, when processing the resin, it is impossible to achieve quantitative feeding of the resin raw material, resulting in an imbalance in the ratio between the reactants, thereby affecting the progress of the reaction and the quality of the product, incomplete reaction will lead to reduced product purity, and excessive reaction may produce by-products or cause waste, the material to be added is loaded into the feeding barrel 5, the telescopic rod 7 is in a retracted state, the distance between the electrode 14 and the electric sheet 19 is equal to the capacity to be fed, the feeding amount is adjusted as needed, the limit ring 17 is loosened by rotating the locking screw 18, and then the limit ring 17 is rotated along the scale line 16 on the limit rod 15 The limit ring 17 is moved to change the relative position between the electrode 14 and the electric sheet 19. After the adjustment is completed, the telescopic rod 7 is started through the control panel 34. The telescopic rod 7 is extended to push the sleeve 8 to move downward, thereby driving the movable rod 10 and the floating plate 11 to move downward. The floating plate 11 will drive the scraper 12 to descend. The floating plate 11 will always fit with the material during the descent process. The material enters the reactor body 2 through the connecting pipe 3. As the floating plate 11 descends, the sliding rod 13 follows the movement. When the electrode 14 and the electric sheet 19 contact each other, a signal will be transmitted to the control panel 34. The control panel 34 will close the telescopic rod 7 and the solenoid valve 4 to stop feeding. When the feeding is completed, the telescopic rod 7 contracts, driving the movable rod 10, the floating plate 11 and the scraper 12 to rise, thereby realizing the quantitative feeding of the resin raw material, thereby ensuring that the ratio between the reactants remains balanced, thereby improving the reaction process and the quality of the calendered resin.

[0025] See also Figure 1 , 2 As shown in FIG. 5 , a feed pipe 20 is connected to the outer wall of the feeding cylinder 5, a feed valve 21 is installed on the outer wall of the feed pipe 20, a discharge pipe 22 is connected to the bottom side of the reactor body 2, and a discharge valve 23 is installed on the outer wall arc surface of the discharge pipe 22;

[0026] A support leg 1 is installed on the bottom side of the reactor body 2, and a perspective window 33 is opened on the outer wall of the reactor body 2; when working, the material to be added is loaded into the feeding cylinder 5 through the feeding pipe 20, and the entry of the material is controlled by the feeding valve 21, and the feeding valve 21 is ensured to be closed to prevent the material from leaking during the feeding process;

[0027] When the reaction is completed, the product needs to be discharged from the reactor body 2. By opening the discharge valve 23, the product can be discharged through the discharge pipe 22;

[0028] The situation inside the reactor can be observed through the perspective window 33, which helps the operator to understand the reaction progress in real time and make adjustments when necessary.

[0029] See also Figure 5 As shown, a driving motor 24 is installed on the top side of the reactor body 2, a rotating shaft 25 is installed on the output end of the driving motor 24, a mounting ring 26 is installed on the top of the rotating shaft 25, two scrapers 27 are symmetrically installed on the outer wall of the mounting ring 26, one side of the scraper 27 is arranged in contact with the inside of the reactor body 2, and one end of the rotating shaft 25 is arranged to penetrate the inside of the reactor body 2 and is installed with a spiral blade 28;

[0030] Two connecting shafts 29 are symmetrically mounted on the bottom side of the reactor body 2 for rotation. A driven gear 30 is mounted on the top of the connecting shaft 29. Two groups of three stirring blades 31 are mounted on the outer wall of the connecting shaft 29. A driving gear 32 is mounted on the top of the rotating shaft 25 directly below the mounting ring 26, and the driving gear 32 and the driven gear 30 are meshed with each other. When working, the photoresist is a resin material with calendering properties, usually made of unsaturated polyester, acrylic resin, epoxy resin and other materials, and is often used to improve the surface gloss and flatness of printed products. In its production and processing, a reactor is needed to process it. When the drive motor 24 is running, the mounting ring 26 rotates with the rotating shaft 25, and the two scrapers 27 symmetrically installed on the outer wall thereof will continuously scrape the inside of the reactor body 2 to prevent the material from adhering to or agglomerating on the reactor wall, which helps to keep the inner wall of the reactor body 2 clean. With the rotation of the rotating shaft 25, the spiral blades 28 will perform a spiral motion inside the reactor body 2 to push the material from the bottom of the reactor body 2 upward, thereby increasing the mixing effect between the materials. Since the driving gear 32 and the driven gear 30 are meshed with each other, the driven gear 30 will rotate under the drive of the driving gear 32, thereby driving the connecting shaft 29 to rotate, and the stirring blades 31 will rotate with the rotation of the connecting shaft 29 to stir the material in the reactor to make it more uniform.

[0031] Working principle: the material to be added is loaded into the feeding barrel 5 through the feeding pipe 20, and the entry of the material is controlled by the feeding valve 21, and the feeding valve 21 is ensured to be closed to prevent the material from leaking during the feeding process;

[0032] The material to be added is loaded into the feeding barrel 5, the telescopic rod 7 is in a retracted state, the distance between the electrode 14 and the electric sheet 19 is equal to the capacity of the material to be added, and the amount of material to be added is adjusted as needed, the limit ring 17 is loosened by rotating the locking screw 18, and then the limit ring 17 is moved along the scale line 16 on the limit rod 15 to change the relative position between the electrode 14 and the electric sheet 19. After the adjustment is completed, the telescopic rod 7 is started through the control panel 34, and the telescopic rod 7 is extended to push the sleeve 8 to move downward, thereby driving the movable rod 10 and the floating plate 11 to move downward, and the floating plate 11 will drive the scraper 12 to descend, and the floating plate 11 will always be in contact with the material during the descent process, and the material enters the reactor body 2 through the connecting pipe 3. As the floating plate 11 descends, the sliding rod 13 moves accordingly. When the electrode 14 and the electric sheet 19 are in contact with each other, a signal will be transmitted to the control panel 34. The control panel 34 will close the telescopic rod 7 and the electromagnetic valve 4 to stop feeding. When the feeding is completed, the telescopic rod 7 contracts, driving the movable rod 10, the floating plate 11 and the scraper 12 to rise, thereby achieving quantitative feeding of the resin raw material, thereby ensuring that the ratio between the reactants is balanced, thereby improving the reaction process and the quality of the calendered resin;

[0033] When the driving motor 24 is running, the mounting ring 26 rotates with the rotating shaft 25, and the two scrapers 27 symmetrically installed on the outer wall thereof will continuously scrape the inside of the reactor body 2 to prevent the material from adhering to or agglomerating on the reactor wall, which helps to keep the inner wall of the reactor body 2 clean. As the rotating shaft 25 rotates, the spiral blades 28 will perform a spiral motion inside the reactor body 2 to push the material upward from the bottom of the reactor body 2, thereby increasing the mixing effect between the materials. Since the driving gear 32 and the driven gear 30 are meshed with each other, the driven gear 30 will rotate under the drive of the driving gear 32, thereby driving the connecting shaft 29 to rotate, and the stirring blades 31 will rotate with the rotation of the connecting shaft 29 to stir the material in the reactor to make it more uniform.

[0034] The situation inside the reactor can be observed through the perspective window 33, which helps the operator to understand the reaction process in real time and make adjustments when necessary;

[0035] When the reaction is completed, the product needs to be discharged from the reactor body 2 . By opening the discharge valve 23 , the product can be discharged through the discharge pipe 22 .

[0036] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0037] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A quantitative feeding device for a reactor, characterized in that: The invention comprises a reactor body (2), wherein two connecting pipes (3) are symmetrically fixedly connected to the top side of the reactor body (2), an electromagnetic valve (4) is installed on the outer wall of the connecting pipe (3), a feeding cylinder (5) is connected to the top of the connecting pipe (3), a mounting frame (6) is fixedly connected to the top side of the feeding cylinder (5), a telescopic rod (7) is fixedly installed through the inside of the mounting frame (6), the working end of the telescopic rod (7) passes through the feeding cylinder (5) and extends to the inside thereof and is fixedly connected to a sleeve (8), a compression spring (9) is fixedly connected to the inside of the sleeve (8), one end of the compression spring (9) is fixedly connected to a movable rod (10), a floating plate (11) is fixedly connected to the bottom side of the movable rod (10), and the floating plate (11) ) is fixedly connected to the outer wall of the feeding barrel (5), and the scraper (12) is arranged in close contact with the inner wall of the feeding barrel (5). A sliding rod (13) is installed on the top side of the floating plate (11), and one end of the sliding rod (13) slides through the inside of the feeding barrel (5). The top end of the sliding rod (13) is located directly above the feeding barrel (5) and an electrode (14) is installed. A limiting rod (15) is fixedly installed at the top side edge of the feeding barrel (5), and a scale line (16) is engraved on the outer wall of the limiting rod (15). A limiting ring (17) is slidably installed on the outer wall of the limiting rod (15), and a locking screw (18) is rotatably installed inside the limiting ring (17). An electric sheet (19) is installed on the outer wall of the limiting ring (17).

2. A quantitative feeding device for a reactor according to claim 1, characterized in that: A feed pipe (20) is connected to the outer wall of the feeding cylinder (5), and a feed valve (21) is installed on the outer wall of the feed pipe (20); a discharge pipe (22) is connected to the bottom side of the reactor body (2), and a discharge valve (23) is installed on the arc surface of the outer wall of the discharge pipe (22).

3. A quantitative feeding device for a reactor according to claim 2, characterized in that: A driving motor (24) is installed on the top side of the reactor body (2), a rotating shaft (25) is installed on the output end of the driving motor (24), a mounting ring (26) is installed on the top end of the rotating shaft (25), two scrapers (27) are symmetrically installed on the outer wall of the mounting ring (26), one side of the scraper (27) is arranged to fit the inside of the reactor body (2), and one end of the rotating shaft (25) is arranged to penetrate the inside of the reactor body (2) and is installed with a spiral blade (28).

4. A quantitative feeding device for a reactor according to claim 3, characterized in that: Two connecting shafts (29) are symmetrically mounted on the bottom side of the reactor body (2), and a driven gear (30) is mounted on the top of each connecting shaft (29). Two groups of three stirring blades (31) are mounted on the outer wall of each connecting shaft (29). A driving gear (32) is mounted on the top of the rotating shaft (25) directly below the mounting ring (26), and the driving gear (32) and the driven gear (30) are meshed with each other.

5. A quantitative feeding device for a reactor according to claim 4, characterized in that: A supporting leg (1) is installed on the bottom side of the reactor body (2), and a perspective window (33) is provided on the outer wall of the reactor body (2).

6. A quantitative feeding device for a reactor according to claim 5, characterized in that: A control panel (34) is installed on the top side of the reactor body (2), and the control panel (34) is electrically connected to the electrode (14), the electric sheet (19), the telescopic rod (7) and the solenoid valve (4), wherein the control panel (34) is used for signal transmission between the electrode (14) and the electric sheet (19), and for operating and controlling the telescopic rod (7) and the solenoid valve (4).

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