Vacuum dehydration equipment and method for rubber production

Abstract

The present invention discloses a vacuum dehydration device and method that can be used for rubber production, which belongs to the technical field of vacuum dehydration equipment, and includes a chassis, on which a vacuum dehydration component for vacuum dehydrating materials is installed; the upper end of the chassis is connected to a hollow stirring component through a height adjustment component; a return component for improving material dispersion and realizing material circulation is installed on the hollow stirring component; the return component includes a dispersion component and a suction component. Through the above-mentioned manner, the present invention realizes the height adjustment of the hollow stirring component through the height adjustment component, and is convenient for installing and removing the box body; the hollow stirring component realizes the rotation of the stirring part while the revolution is carried out, thereby improving the stirring and dispersing effect of the material; the return component can improve the dispersion of the material, which is conducive to better evaporation of the water in the material; the material can be realized to circulate back and forth, which is conducive to improving the stirring effect of the material.

Description

Technical Field

[0001] The invention relates to the technical field of vacuum dehydration equipment, and in particular to vacuum dehydration equipment and a method that can be used for rubber production. Background Art

[0002] In the rubber production process, vacuum dehydration equipment is used to complete the evaporation, condensation and discharge of water in the material. The current vacuum dehydration equipment still has the following disadvantages: first, the material is directly introduced into the vacuum dehydration equipment, and the dispersion of the material still needs to be further improved. Better dispersion is conducive to better evaporation of water; second, the material stirring form is single, and it is difficult to achieve the purpose of circulating material flow stirring.

[0003] Based on this, the present invention designs a vacuum dehydration device and method that can be used in rubber production to solve the above problems. Summary of the invention

[0004] In view of the above-mentioned shortcomings of the prior art, the present invention provides a vacuum dehydration device and method that can be used in rubber production.

[0005] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0006] A vacuum dehydration device that can be used for rubber production, comprising a chassis, on which a vacuum dehydration component for vacuum dehydrating materials is installed;

[0007] The upper end of the chassis is connected to a hollow stirring component via a height adjustment component;

[0008] The hollow stirring component is equipped with a material return component for improving material dispersion and realizing material circulation;

[0009] The material return assembly comprises a dispersion assembly and a material suction assembly; one end of the material suction assembly is connected to the material discharge end of the box body, and the other end of the material suction assembly is located above the dispersion assembly.

[0010] Furthermore, the vacuum dehydration assembly includes a vacuum fan, a dehydration hood, a first outer tube, a first inner tube, a vacuum instrument, a conical condenser and a water collecting bucket; the bottom of the vacuum fan is fixedly installed on the top of the dehydration hood, the bottom of the dehydration hood is fixedly connected to the chassis, the bottom of the dehydration hood is fixedly connected to a water collecting bucket for receiving cooling water, the water collecting bucket is located inside the chassis, the interior of the dehydration hood is fixedly installed with a conical condenser for condensation, the side wall of the dehydration hood is fixedly connected with the first outer tube, one end of the first inner tube is sealingly and slidably connected to the upper end of the first outer tube, and the first inner tube is fixedly installed with a vacuum instrument for measuring the vacuum degree in the tube; the other end of the first inner tube is connected to the hollow stirring assembly.

[0011] Furthermore, the hollow stirring assembly includes a top cover, a second motor, a hollow shaft, a circular plate, a straight shaft, a second transmission assembly, a stirring assembly, an outer gear ring and an inner gear ring; the second motor is fixedly mounted on the top of the top cover, the second motor is transmission-connected to the hollow shaft through the second transmission assembly, the hollow shaft is rotatably mounted on the top cover, the circular plate is fixedly mounted on the bottom of the hollow shaft, the top outer end of the circular plate is rotatably connected to several groups of straight shafts distributed along the circumference, the tops of the straight shafts are fixedly connected to inner gear rings, the inner gear rings are meshed with the outer gear rings, the outer gear rings are fixedly mounted on the inner wall of the lower end of the top cover, and the lower ends of the straight shafts are fixedly connected to stirring assemblies for stirring materials.

[0012] Furthermore, the height adjustment assembly includes a first motor, a first outer cylinder, a first transmission assembly, a first inner cylinder and a threaded rod; the first motor is fixedly mounted on the chassis, the first motor is transmission-connected to the threaded rod through the first transmission assembly, the first inner cylinder is threadedly connected to the threaded rod, the top of the first inner cylinder is fixedly connected to the top cover, the first inner cylinder is slidingly connected to the inside of the first outer cylinder through a limiting structure, and the bottom of the first outer cylinder is fixedly mounted on the chassis.

[0013] Furthermore, the suction assembly includes a second outer tube, a transition cover, a pump, a feed pipe, a second inner tube and a tapered material guide barrel; one end of the pump is fixedly connected to the bottom discharge port of the box body through the feed pipe, the feed pipe is fixedly connected to the bottom discharge port of the box body through a sealing sleeve, the other end of the pump is fixedly connected to the second inner tube, the second inner tube is sealingly and slidably connected to the inside of one end of the second outer tube, the other end of the second outer tube is fixedly connected to the transition cover, the inside of the transition cover is fixedly connected to the tapered material guide barrel, the lower end of the transition cover is rotatably connected to the top of the hollow shaft through a sealing bearing, the lower end of the tapered material guide barrel is inserted into the inside of the hollow shaft, and a sealing gasket is installed between the tapered material guide barrel and the hollow shaft.

[0014] Furthermore, the dispersion component includes a distribution cover, a conical distribution block and transverse holes; the distribution cover is fixedly installed on the bottom of the circular plate, the inner bottom of the distribution cover is fixedly connected to the conical distribution block, and a plurality of groups of transverse holes are opened in the circumferential direction of the lower end of the side of the distribution cover, and the transverse holes are located on the outside of the conical distribution block; the conical distribution block is located directly below the hollow shaft.

[0015] Furthermore, a righting assembly for righting the box body is also installed on one side of the chassis; the righting assembly includes a horizontal plate, a first semicircular heating cover, a second semicircular heating cover, a heat medium discharge pipe, a hinge and a heat medium inlet pipe; the front and rear sides of the right end of the chassis are fixedly connected with the horizontal plate, the front and rear ends of the first semicircular heating cover are respectively fixedly connected to the two horizontal plates, one end of the second semicircular heating cover is hinged to the first semicircular heating cover by a hinge, and the other end of the second semicircular heating cover is connected to the first semicircular heating cover by a lock; the upper end of the second semicircular heating cover is fixedly connected to the heat medium discharge pipe, and the lower end of the first semicircular heating cover is fixedly connected to the heat medium inlet pipe; the second semicircular heating cover and the first semicircular heating cover are respectively in contact with the outer wall of the box body.

[0016] Furthermore, the lock includes a first connecting block, a locking rod and a second connecting block; the first connecting block is fixedly connected to the second semicircular heating cover, and two upper and lower groups of second connecting blocks are fixedly connected to the first semicircular heating cover, the first connecting block is inserted between the two groups of second connecting blocks, and the locking rod passes through the upper second connecting block, the first connecting block and the lower second connecting block in sequence.

[0017] Furthermore, a feed hopper for feeding is fixedly mounted on the top cover, and a control valve is fixedly connected to the feed hopper; the feed hopper is mounted on the lower end side wall of the top cover.

[0018] The present invention also discloses a vacuum dehydration method of the vacuum dehydration equipment, comprising the following steps:

[0019] Step 1: Install the box body, rotate the second semicircular heating cover to close it with the first semicircular heating cover, at this time, the second semicircular heating cover drives the first connecting block to be inserted between the two groups of second connecting blocks, and then the upper second connecting block, the first connecting block and the lower second connecting block are locked by the locking rod, so that the second semicircular heating cover and the first semicircular heating cover can be locked; the material enters the interior of the box body through the feed hopper;

[0020] Step 2: After the box is installed, the height is adjusted and the first motor is started. The first motor drives the threaded rod to rotate through the second transmission assembly. The threaded rod drives the first inner cylinder to move vertically downward along the first outer cylinder under the limiting action of the limiting structure. The first inner cylinder drives the top cover to move downward. The top cover drives one end of the first inner tube to slide downward along the first outer tube, so that the stirring assembly moves downward to the inside of the box;

[0021] Step 3: by turning on the pumping pump, the material enters the pumping pump, the second inner tube, the second outer tube and the conical guide cylinder in sequence through the feed pipe, and then enters the hollow shaft. The material falls onto the conical dividing block in the dividing cover through the hollow shaft, and the material is dispersed by the conical dividing block, and the material falls into the box through the transverse hole; at the same time, the dividing cover is driven to rotate by the circular plate, and the dividing cover drives the conical dividing block and the transverse hole to rotate, and the transverse hole drives the material to rotate and discharge when dispersing and discharging;

[0022] Step 4: The second transmission assembly is driven to rotate by the second motor, the second transmission assembly drives the hollow shaft to rotate, the hollow shaft drives the circular plate to rotate, on the one hand, the circular plate drives the straight shaft to revolve, the straight shaft drives the inner gear ring to rotate along the outer gear ring, and at the same time, the inner gear ring rotates along the straight shaft, so that the stirring assembly revolves and rotates at the same time, so as to stir the material in the box;

[0023] Step 5: heating the material in the box by the second semicircular heating cover and the first semicircular heating cover, so that the water in the material turns into water vapor;

[0024] Step six, turn on the vacuum fan, the air in the box is transported to the dehydration hood through the first inner tube and the first outer tube, the air is condensed by the conical condenser, the water vapor is condensed into water, the water flows into the water collecting bucket for collection, so that the water in the material in the hollow stirring assembly is removed.

[0025] Beneficial Effects

[0026] The present invention removes water from the material in the hollow stirring component through a vacuum dehydration component; realizes height adjustment of the hollow stirring component through a height adjustment component, and is convenient for installing and removing the box body; realizes simultaneous rotation of the stirring part through the hollow stirring component, thereby improving the stirring and dispersing effect of the material; improves the dispersion of the material through the material return component, which is beneficial to better evaporation of water in the material; and realizes the reciprocating flow of the material, which is beneficial to improving the stirring effect of the material.

[0027] The present invention starts the pumping pump, and the material enters the pumping pump, the second inner tube, the second outer tube and the conical material guide cylinder in sequence through the feed pipe, and then enters the hollow shaft, and then falls onto the dispersion component through the hollow shaft for dispersion processing; the material falls onto the conical material distribution block in the distribution cover through the hollow shaft, and the material is dispersed by the conical material distribution block, and the material falls into the box through the transverse hole; at the same time, the distribution cover is driven to rotate by the circular plate, and the distribution cover drives the conical material distribution block and the transverse hole to rotate, and the transverse hole drives the material to rotate and discharge during dispersion, thereby further improving the dispersion effect of the material. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the prior art descriptions are briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention, and for ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0029] Figure 1 The main structure of the vacuum dehydration equipment for rubber production of the present invention is a three-dimensional Figure 1 ;

[0030] Figure 2 This is a front view of the structure of a vacuum dehydration device that can be used in rubber production according to the present invention;

[0031] Figure 3 This is a left view of the structure of a vacuum dehydration device that can be used for rubber production according to the present invention;

[0032] Figure 4 The main structure of the vacuum dehydration equipment for rubber production of the present invention is a three-dimensional Figure 2 ;

[0033] Figure 5 The main structure of the vacuum dehydration equipment for rubber production of the present invention is a three-dimensional Figure 3 ;

[0034] Figure 6 For along Figure 3 AA direction cross-sectional view;

[0035] Figure 7 For along Figure 3 BB direction cross-sectional view;

[0036] Figure 8 for Figure 6 Enlarged view of point C in the middle;

[0037] Fig. 9 for Figure 6 Enlarged view of point D in the middle.

[0038] The numbers in the figure represent:

[0039] 1. Chassis 2. Vacuum dehydration assembly 21. Vacuum fan 22. Dehydration hood 23. First outer tube 24. First inner tube 25. Vacuum instrument 26. Conical condenser 27. Water collecting bucket 3. Box 4. Height adjustment assembly 41. First motor 42. First outer tube 43. Second outer tube 44. Second inner tube 45. First transmission assembly 46. First inner tube 47. Threaded rod 5. Hollow stirring assembly 51. Top cover 52. Second motor 53. Hollow shaft 54. Round plate 55. Straight shaft 56. Second transmission assembly 57 .Stirring assembly 58. Outer gear ring 59. Inner gear ring 6. Return assembly 61. Second outer tube 62. Transition cover 63. Pump 64. Feed pipe 65. Second inner tube 66. Conical guide cylinder 67. Distribution cover 68. Conical distribution block 69. Horizontal hole 7. Straightening assembly 71. Horizontal plate 72. First semicircular heating cover 73. Second semicircular heating cover 74. Heat medium discharge pipe 75. Hinge 76. Heat medium inlet pipe 77. First connecting block 78. Lock rod 79. Second connecting block 8. Feed hopper 9. Control valve. DETAILED DESCRIPTION

[0040] In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the technical solution in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0041] The present invention will be further described below in conjunction with the embodiments.

[0042] Example 1

[0043] Please refer to the instruction manual Figure 1-9 , a vacuum dehydration device that can be used for rubber production, comprising a chassis 1, on which a vacuum dehydration component 2 for vacuum dehydrating materials is installed;

[0044] The vacuum dehydration assembly 2 includes a vacuum fan 21, a dehydration hood 22, a first outer tube 23, a first inner tube 24, a vacuum instrument 25, a conical condenser 26 and a water receiving bucket 27; the bottom of the vacuum fan 21 is fixedly installed on the top of the dehydration hood 22, the bottom of the dehydration hood 22 is fixedly connected to the chassis 1, the bottom of the dehydration hood 22 is fixedly connected with a water receiving bucket 27 for receiving cooling water, the water receiving bucket 27 is located inside the chassis 1, the inside of the dehydration hood 22 is fixedly installed with a conical condenser 26 for condensation, the side wall of the dehydration hood 22 is fixedly connected with the first outer tube 23, one end of the first inner tube 24 is sealingly fitted and slidably connected to the upper end of the first outer tube 23, and the first inner tube 24 is fixedly installed with a vacuum instrument 25 for measuring the vacuum degree in the tube; the other end of the first inner tube 24 is connected to the hollow stirring assembly 5;

[0045] The vacuum fan 21 is turned on, and the air in the box body 3 is transported to the dehydration hood 22 through the first inner tube 24 and the first outer tube 23, and the air is condensed by the conical condenser 26, so that the water vapor is condensed into water, and the water flows into the water receiving bucket 27 for collection, thereby removing the water in the material in the hollow stirring assembly 5;

[0046] The upper end of the chassis 1 is connected to a hollow stirring assembly 5 via a height adjustment assembly 4; the height of the hollow stirring assembly 5 can be adjusted via the height adjustment assembly 4;

[0047] The hollow stirring assembly 5 includes a top cover 51, a second motor 52, a hollow shaft 53, a circular plate 54, a straight shaft 55, a second transmission assembly 56, a stirring assembly 57, an outer gear ring 58 and an inner gear ring 59; the second motor 52 is fixedly mounted on the top of the top cover 51, and the second motor 52 is transmission-connected to the hollow shaft 53 through the second transmission assembly 56, the hollow shaft 53 is rotatably mounted on the top cover 51, the circular plate 54 is fixedly mounted on the bottom of the hollow shaft 53, and the top outer end of the circular plate 54 is rotatably connected with a plurality of groups of straight shafts 55 distributed along the circumference, the top of the straight shaft 55 is fixedly connected with an inner gear ring 59, and the inner gear ring 59 is meshed with the outer gear ring 58, and the outer gear ring 58 is fixedly mounted on the inner wall of the lower end of the top cover 51, and the lower end of the straight shaft 55 is fixedly connected with a stirring assembly 57 for stirring the material;

[0048] Preferably, the other end of the first inner tube 24 is fixedly connected to the top cover 51;

[0049] Preferably, the second transmission assembly 56 can adopt a transmission form of a belt and a pulley;

[0050] The second transmission assembly 56 is driven to rotate by the second motor 52, and the second transmission assembly 56 drives the hollow shaft 53 to rotate, and the hollow shaft 53 drives the circular plate 54 to rotate. On the one hand, the circular plate 54 drives the straight shaft 55 to revolve, and the straight shaft 55 drives the inner gear ring 59 to rotate along the outer gear ring 58. At the same time, the inner gear ring 59 rotates along the straight shaft 55, so that the stirring assembly 57 rotates while revolving, thereby improving the stirring and dispersing effect of the material.

[0051] The height adjustment assembly 4 includes a first motor 41, a first outer cylinder 42, a first transmission assembly 45, a first inner cylinder 46 and a threaded rod 47; the first motor 41 is fixedly mounted on the chassis 1, the first motor 41 is transmission-connected to the threaded rod 47 through the first transmission assembly 45, the threaded rod 47 is threadedly connected with the first inner cylinder 46, the top of the first inner cylinder 46 is fixedly connected to the top cover 51, the first inner cylinder 46 is limitedly slidably connected to the inside of the first outer cylinder 42 through a limiting structure, and the bottom of the first outer cylinder 42 is fixedly mounted on the chassis 1;

[0052] Preferably, at least one set of vertical limiting strips is fixedly connected to the outer wall of the first inner cylinder 46, and a sliding groove for cooperating and plugging with the vertical limiting strips is provided on the inner wall of the first outer cylinder 42; a limiting structure is formed by the vertical limiting strips and the sliding grooves;

[0053] Preferably, two sets of second inner cylinders 44 are fixedly connected to the lower end of the top cover 51, and the lower ends of the two sets of second inner cylinders 44 are respectively fitted and slidably connected to the inside of the second outer cylinder 43, and the lower end of the second outer cylinder 43 is fixedly installed on the chassis 1; the second inner cylinder 44 and the second outer cylinder 43 are slidably matched to form a limiting structure;

[0054] When adjusting the height, the first motor 41 is started, and the first motor 41 drives the threaded rod 47 to rotate through the first transmission assembly 45. The threaded rod 47 drives the first inner tube 46 to be vertically lifted and lowered along the first outer tube 42 under the limiting action of the limiting structure. The first inner tube 46 drives the top cover 51 to move up and down, and the top cover 51 drives one end of the first inner tube 24 to slide up and down along the first outer tube 23. When installing the box body 3, the height can be adjusted to facilitate the installation and disassembly of the box body 3.

[0055] The hollow stirring component 5 is provided with a material return component 6 for improving the dispersion of the material and realizing the material circulation;

[0056] The material return assembly 6 includes a dispersion assembly and a suction assembly; one end of the suction assembly is connected to the discharge end of the box body 3, and the other end of the suction assembly is located above the dispersion assembly;

[0057] The present invention removes water from the material in the hollow stirring component 5 through the vacuum dehydration component 2; the height adjustment component 4 is used to adjust the height of the hollow stirring component 5, and it is convenient to install and remove the box body 3; the hollow stirring component 5 is used to realize the simultaneous rotation of the stirring part, thereby improving the stirring and dispersing effect of the material; the return material component 6 can improve the dispersion of the material, which is beneficial to better evaporation of the water in the material; the material can be realized to circulate back and forth, which is beneficial to improving the stirring effect of the material.

[0058] Example 2

[0059] Based on Example 1, please refer to the attached manual. Figure 1-9 The suction assembly includes a second outer tube 61, a transition cover 62, a pumping pump 63, a feed pipe 64, a second inner tube 65 and a tapered material guide cylinder 66; one end of the pumping pump 63 is fixedly connected to the bottom discharge port of the box body 3 through the feed pipe 64, and the feed pipe 64 is fixedly connected to the bottom discharge port of the box body 3 through a sealing sleeve, and the other end of the pumping pump 63 is fixedly connected to the second inner tube 65, and the second inner tube 65 is sealingly fitted and slidably connected to the inside of one end of the second outer tube 61, and the other end of the second outer tube 61 is fixedly connected to the transition cover 62, and the inside of the transition cover 62 is fixedly connected to the tapered material guide cylinder 66, and the lower end of the transition cover 62 is rotatably connected to the top of the hollow shaft 53 through a sealed bearing, and the lower end of the tapered material guide cylinder 66 is inserted into the inside of the hollow shaft 53, and a sealing gasket is installed between the tapered material guide cylinder 66 and the hollow shaft 53;

[0060] The top of the box body 3 is in close contact with the lower end of the top cover 51 and is sealed;

[0061] By turning on the pump 63, the material enters the pump 63, the second inner tube 65, the second outer tube 61 and the tapered guide tube 66 in sequence through the feed pipe 64, and then enters the hollow shaft 53, and then falls onto the dispersion component through the hollow shaft 53 for dispersion processing;

[0062] The dispersion assembly includes a material distribution cover 67, a conical material distribution block 68 and a transverse hole 69; the material distribution cover 67 is fixedly mounted on the bottom of the circular plate 54, the inner bottom of the material distribution cover 67 is fixedly connected with the conical material distribution block 68, and a plurality of groups of transverse holes 69 are opened in the circumferential direction of the lower end of the side of the material distribution cover 67, and the transverse holes 69 are located on the outside of the conical material distribution block 68; the conical material distribution block 68 is located directly below the hollow shaft 53;

[0063] The material falls onto the conical dividing block 68 in the dividing cover 67 through the hollow shaft 53, and the material is dispersed by the conical dividing block 68, and the material falls into the box body 3 through the transverse hole 69; at the same time, the dividing cover 67 is driven to rotate by the circular plate 54, and the dividing cover 67 drives the conical dividing block 68 and the transverse hole 69 to rotate, and the transverse hole 69 drives the material to rotate and discharge during dispersion, thereby further improving the dispersion effect of the material.

[0064] Example 3

[0065] Based on Example 2, please refer to the attached manual. Figure 1-9 , a straightening assembly 7 for straightening the box body 3 is also installed on one side of the chassis 1;

[0066] The straightening assembly 7 includes a horizontal plate 71, a first semicircular heating cover 72, a second semicircular heating cover 73, a heat medium discharge pipe 74, a hinge 75 and a heat medium inlet pipe 76; the heat medium and the heat medium discharge pipe and the heat medium inlet pipe can be made of existing materials according to actual needs;

[0067] The front and rear sides of the right end of the chassis 1 are fixedly connected with a transverse plate 71, the front and rear ends of the first semicircular heating cover 72 are fixedly connected to the two transverse plates 71 respectively, one end of the second semicircular heating cover 73 is hinged to one end of the first semicircular heating cover 72 through a hinge 75, and the other end of the second semicircular heating cover 73 is connected to the other end of the first semicircular heating cover 72 through a lock; the upper end of the second semicircular heating cover 73 is fixedly connected to a heat medium discharge pipe 74, and the lower end of the first semicircular heating cover 72 is fixedly connected to a heat medium inlet pipe 76;

[0068] The hollow parts of the second semicircular heating cover 73 and the first semicircular heating cover 72 are connected, and the connection between the second semicircular heating cover 73 and the first semicircular heating cover 72 is in sealed contact; the second semicircular heating cover 73 and the first semicircular heating cover 72 are respectively in contact with the outer wall of the box body 3, so as to limit the position of the box body 3 and keep the box body 3 in a straightening state;

[0069] The material in the box 3 is heated by the second semicircular heating cover 73 and the first semicircular heating cover 72, so that the water in the material turns into water vapor, and then enters the dehydration cover 22 through the first inner tube 24 and the first outer tube 23;

[0070] The lock comprises a first connection block 77, a locking rod 78 and a second connection block 79; the first connection block 77 is fixedly connected to the second semicircular heating cover 73, and two sets of upper and lower second connection blocks 79 are fixedly connected to the first semicircular heating cover 72, the first connection block 77 is inserted between the two sets of second connection blocks 79, and the locking rod 78 passes through the upper second connection block 79, the first connection block 77 and the lower second connection block 79 in sequence;

[0071] When locking, the second semicircular heating cover 73 is rotated to close with the first semicircular heating cover 72. At this time, the second semicircular heating cover 73 drives the first connecting block 77 to be inserted between the two groups of second connecting blocks 79, and then the upper second connecting block 79, the first connecting block 77 and the lower second connecting block 79 are locked by the locking rod 78, so that the second semicircular heating cover 73 and the first semicircular heating cover 72 can be locked;

[0072] A feed hopper 8 for feeding is fixedly mounted on the top cover 51 , and a control valve 9 is fixedly connected to the feed hopper 8 ; the feed hopper 8 is mounted on the lower end side wall of the top cover 51 , so that the feed hopper 8 is connected to the box body 3 ; materials can enter the interior of the box body 3 through the feed hopper 8 .

[0073] Example 4

[0074] Based on Example 3, please refer to the attached manual. Figure 1-9 A vacuum dehydration method of a vacuum dehydration device comprises the following steps:

[0075] Step 1, install the box body 3, rotate the second semicircular heating cover 73 and the first semicircular heating cover 72 to close, at this time the second semicircular heating cover 73 drives the first connecting block 77 to be inserted between the two sets of second connecting blocks 79, and then the upper second connecting block 79, the first connecting block 77 and the lower second connecting block 79 are locked by the locking rod 78, so that the second semicircular heating cover 73 and the first semicircular heating cover 72 can be locked; the material enters the interior of the box body 3 through the feed hopper 8;

[0076] Step 2: After installing the box body 3, adjust the height and start the first motor 41. The first motor 41 drives the threaded rod 47 to rotate through the second transmission assembly 45. The threaded rod 47 drives the first inner cylinder 46 to move vertically downward along the first outer cylinder 42 under the limiting action of the limiting structure. The first inner cylinder 46 drives the top cover 51 to move downward. The top cover 51 drives one end of the first inner tube 24 to slide downward along the first outer tube 23, so that the stirring assembly 57 moves downward to the inside of the box body 3.

[0077] Step 3, by turning on the pumping pump 63, the material enters the pumping pump 63, the second inner tube 65, the second outer tube 61 and the conical guide tube 66 in sequence through the feed pipe 64, and then enters the hollow shaft 53, and the material falls onto the conical dividing block 68 in the dividing cover 67 through the hollow shaft 53, and the material is dispersed by the conical dividing block 68, and the material falls into the box body 3 through the transverse hole 69; at the same time, the dividing cover 67 is driven to rotate by the circular plate 54, and the dividing cover 67 drives the conical dividing block 68 and the transverse hole 69 to rotate, and the transverse hole 69 drives the material to rotate and discharge when dispersing and discharging;

[0078] Step 4: The second transmission assembly 56 is driven to rotate by the second motor 52, and the second transmission assembly 56 drives the hollow shaft 53 to rotate, and the hollow shaft 53 drives the circular plate 54 to rotate. On the one hand, the circular plate 54 drives the straight shaft 55 to revolve, and the straight shaft 55 drives the inner gear ring 59 to rotate along the outer gear ring 58. At the same time, the inner gear ring 59 rotates along the straight shaft 55, so that the stirring assembly 57 rotates while revolving, so as to stir the materials in the box body 3;

[0079] Step 5: The material in the box 3 is heated by the second semicircular heating cover 73 and the first semicircular heating cover 72, so that the water in the material turns into water vapor;

[0080] Step six, turn on the vacuum fan 21, the air in the box body 3 is transported to the dehydration hood 22 through the first inner tube 24 and the first outer tube 23, and the air is condensed by the conical condenser 26, so that the water vapor is condensed into water, and the water flows into the water receiving bucket 27 for collection, thereby removing the water in the material in the hollow stirring assembly 5.

[0081] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the same. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. Such modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A vacuum dehydration device that can be used in rubber production, comprising a housing (1), characterized in that: The chassis (1) is provided with a vacuum dehydration component (2) for vacuum dehydrating materials; The upper end of the chassis (1) is connected to a hollow stirring component (5) via a height adjustment component (4); The hollow stirring component (5) is provided with a material return component (6) for improving the dispersion of the material and realizing material circulation; The material return component (6) comprises a dispersion component and a material suction component; one end of the material suction component is connected to the discharge end of the box (3), and the other end of the material suction component is located above the dispersion component; The vacuum dehydration assembly (2) comprises a vacuum fan (21), a dehydration hood (22), a first outer tube (23), a first inner tube (24), a vacuum instrument (25), a conical condenser (26) and a water receiving bucket (27); the bottom of the vacuum fan (21) is fixedly mounted on the top of the dehydration hood (22), the bottom of the dehydration hood (22) is fixedly connected to the chassis (1), the bottom of the dehydration hood (22) is fixedly connected to a water receiving bucket (27) for receiving cooling water, and the water receiving bucket (27) ) is located inside the chassis (1), a conical condenser (26) for condensation is fixedly installed inside the dehydration hood (22), a first outer tube (23) is fixedly connected to the side wall of the dehydration hood (22), one end of the first inner tube (24) is sealingly and slidably connected to the inside of the upper end of the first outer tube (23), and a vacuum meter (25) for measuring the vacuum degree inside the tube is fixedly installed on the first inner tube (24); the other end of the first inner tube (24) is connected to the hollow stirring assembly (5); The hollow stirring assembly (5) comprises a top cover (51), a second motor (52), a hollow shaft (53), a circular plate (54), a straight shaft (55), a second transmission assembly (56), a stirring assembly (57), an outer gear ring (58) and an inner gear ring (59); the second motor (52) is fixedly mounted on the top of the top cover (51); the second motor (52) is transmission-connected to the hollow shaft (53) via the second transmission assembly (56); the hollow shaft (53) is rotatably mounted on the top cover (51). The circular plate (54) is fixedly mounted on the bottom of the hollow shaft (53); the outer end of the top of the circular plate (54) is rotatably connected to a plurality of groups of straight shafts (55) distributed along the circumference; the tops of the straight shafts (55) are fixedly connected to inner gear rings (59); the inner gear rings (59) are meshingly connected to outer gear rings (58); the outer gear rings (58) are fixedly mounted on the inner wall of the lower end of the top cover (51); and the lower ends of the straight shafts (55) are fixedly connected to stirring components (57) for stirring materials; The height adjustment assembly (4) comprises a first motor (41), a first outer cylinder (42), a first transmission assembly (45), a first inner cylinder (46) and a threaded rod (47); the first motor (41) is fixedly mounted on the chassis (1); the first motor (41) is transmission-connected to the threaded rod (47) via the first transmission assembly (45); the first inner cylinder (46) is threadedly connected to the threaded rod (47); the top of the first inner cylinder (46) is fixedly connected to the top cover (51); the first inner cylinder (46) is slidably connected to the inside of the first outer cylinder (42) via a limiting structure; and the bottom of the first outer cylinder (42) is fixedly mounted on the chassis (1); The material suction assembly comprises a second outer tube (61), a transition cover (62), a pumping pump (63), a feed pipe (64), a second inner tube (65) and a tapered material guide cylinder (66); one end of the pumping pump (63) is fixedly connected to the bottom discharge port of the box body (3) via the feed pipe (64); the feed pipe (64) is fixedly connected to the bottom discharge port of the box body (3) via a sealing sleeve; the other end of the pumping pump (63) is fixedly connected to the second inner tube (65); the second inner tube (65) The second outer tube (61) is sealingly and slidably connected to the inside of one end of the second outer tube (61); the other end of the second outer tube (61) is fixedly connected to a transition cover (62); the inside of the transition cover (62) is fixedly connected to a tapered material guide cylinder (66); the lower end of the transition cover (62) is rotatably connected to the top of the hollow shaft (53) via a sealed bearing; the lower end of the tapered material guide cylinder (66) is inserted into the inside of the hollow shaft (53); and a sealing gasket is installed between the tapered material guide cylinder (66) and the hollow shaft (53).

2. The vacuum dehydration equipment for rubber production according to claim 1, characterized in that: The dispersing assembly comprises a material distribution cover (67), a conical material distribution block (68) and a transverse hole (69); the material distribution cover (67) is fixedly mounted on the bottom of the circular plate (54); the conical material distribution block (68) is fixedly connected to the inner bottom of the material distribution cover (67); a plurality of groups of transverse holes (69) are opened in the circumferential direction at the lower end of the side surface of the material distribution cover (67); the transverse holes (69) are located on the outside of the conical material distribution block (68); and the conical material distribution block (68) is located directly below the hollow shaft (53).

3. A vacuum dehydration device for rubber production according to claim 2, characterized in that: A straightening assembly (7) for straightening the box body (3) is also installed on one side of the chassis (1); the straightening assembly (7) comprises a transverse plate (71), a first semicircular heating cover (72), a second semicircular heating cover (73), a heat medium discharge pipe (74), a hinge (75) and a heat medium inlet pipe (76); the front and rear sides of the right end of the chassis (1) are fixedly connected to the transverse plate (71), the front and rear ends of the first semicircular heating cover (72) are respectively fixedly connected to the two transverse plates (71), and the second semicircular heating cover (73) is fixedly connected to the two transverse plates (71). One end of the heating cover (73) is hinged to the first semicircular heating cover (72) via a hinge (75), and the other end of the second semicircular heating cover (73) is connected to the first semicircular heating cover (72) via a lock; the upper end of the second semicircular heating cover (73) is fixedly connected to a heat medium discharge pipe (74), and the lower end of the first semicircular heating cover (72) is fixedly connected to a heat medium inlet pipe (76); the second semicircular heating cover (73) and the first semicircular heating cover (72) are respectively in contact with the outer wall of the box body (3).

4. The vacuum dehydration equipment for rubber production according to claim 3, characterized in that: The lock buckle comprises a first connection block (77), a locking rod (78) and a second connection block (79); the first connection block (77) is fixedly connected to the second semicircular heating cover (73); two upper and lower groups of second connection blocks (79) are fixedly connected to the first semicircular heating cover (72); the first connection block (77) is plugged between the two groups of second connection blocks (79); and the locking rod (78) passes through the upper second connection block (79), the first connection block (77) and the lower second connection block (79) in sequence.

5. The vacuum dehydration equipment for rubber production according to claim 4, characterized in that: A feeding hopper (8) for feeding materials is fixedly mounted on the top cover (51), and a control valve (9) is fixedly connected to the feeding hopper (8); the feeding hopper (8) is mounted on the lower end side wall of the top cover (51).

6. A vacuum dehydration method for the vacuum dehydration equipment according to claim 5, characterized in that: The following steps are involved: Step 1, installing the box body (3), rotating the second semicircular heating cover (73) and the first semicircular heating cover (72) to close, at this time, the second semicircular heating cover (73) drives the first connecting block (77) to be inserted between the two groups of second connecting blocks (79), and then the upper second connecting block (79), the first connecting block (77) and the lower second connecting block (79) are locked by the locking rod (78), so that the second semicircular heating cover (73) and the first semicircular heating cover (72) can be locked; the material enters the interior of the box body (3) through the feed hopper (8); Step 2: After the box body (3) is installed, the height is adjusted and the first motor (41) is started. The first motor (41) drives the threaded rod (47) to rotate through the first transmission assembly (45). The threaded rod (47) drives the first inner cylinder (46) to move vertically downward along the first outer cylinder (42) under the limiting action of the limiting structure. The first inner cylinder (46) drives the top cover (51) to move downward. The top cover (51) drives one end of the first inner tube (24) to slide downward along the first outer tube (23), so that the stirring assembly (57) moves downward to the inside of the box body (3); Step 3, by starting the pumping pump (63), the material enters the pumping pump (63), the second inner tube (65), the second outer tube (61) and the conical material guide cylinder (66) in sequence through the feed pipe (64), and then enters the hollow shaft (53). The material falls onto the conical material distribution block (68) in the distribution cover (67) through the hollow shaft (53), and the material is dispersed by the conical material distribution block (68). The material falls into the box body (3) through the transverse hole (69); at the same time, the distribution cover (67) is driven to rotate by the circular plate (54), and the distribution cover (67) drives the conical material distribution block (68) and the transverse hole (69) to rotate, and the transverse hole (69) drives the material to rotate and discharge when dispersing and discharging; Step 4: The second transmission assembly (56) is driven to rotate by the second motor (52), and the second transmission assembly (56) drives the hollow shaft (53) to rotate, and the hollow shaft (53) drives the circular plate (54) to rotate. On the one hand, the circular plate (54) drives the straight shaft (55) to revolve, and the straight shaft (55) drives the inner gear ring (59) to rotate along the outer gear ring (58). At the same time, the inner gear ring (59) rotates along the straight shaft (55), so that the stirring assembly (57) revolves and rotates at the same time, so as to stir the material in the box body (3); Step 5: heating the material in the box (3) by means of the second semicircular heating cover (73) and the first semicircular heating cover (72), so that water in the material turns into water vapor; Step 6: Turn on the vacuum fan (21), and the air in the box (3) is transported to the dehydration hood (22) through the first inner tube (24) and the first outer tube (23). The air is condensed by the conical condenser (26), so that the water vapor is condensed into water, and the water flows into the water receiving bucket (27) for collection, thereby removing the water from the material in the hollow stirring assembly (5).

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