Automatic dehydrator for producing light stabilizer

Abstract

The utility model relates to the technical field of light stabilizer production, in particular to an automatic dehydrator for light stabilizer production, which comprises a dehydration box, a turntable rotationally connected to the bottom end of the inner wall of the dehydration box, a motor mounted at the lower end of the dehydration box, and a centrifugal mesh cylinder arranged at the upper end of the turntable, the lower end of the centrifugal net barrel is connected with a square limiting sleeve extending into the centrifugal net barrel in a penetrating mode, and the upper end of the rotating disc is fixedly connected with a square limiting column extending into the square limiting sleeve and matched with the square limiting sleeve. When the limitation on the movable column is relieved, the pressing plate, the four universal balls and the movable plate rotate by 180 degrees along with the movable column, then the fixing ring and the centrifugal net barrel are lifted upwards till the square limiting column is separated from the interior of the square limiting sleeve, and then the light stabilizer in the centrifugal net barrel is poured into a collecting container; and the centrifugal net cylinder is convenient to disassemble, so that the purpose of conveniently taking out the light stabilizer in the centrifugal net cylinder is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of light stabilizer production, specifically to a kind of automatic dehydrator for light stabilizer production. BACKGROUND

[0002] Light stabilizer can eliminate free radical generated in plastic, rubber and other polymer products, so as to achieve the effect of prolonging the life of polymer products;It has irreplaceable effect on improving the performance of plastic, rubber and other products;Phosphite antioxidant has many advantages, its synthesis and application have been rapidly developed, and the output and sales of phosphite light stabilizer in recent years account for about 35% of the total global light stabilizer.In the production of light stabilizer, solvent needs to be cooled to precipitate crystals, and then dehydrated and filtered to obtain light stabilizer.

[0003] In the prior art, the centrifugal screen cylinder is generally used to dehydrate and filter the crystals precipitated after cooling;However, since the centrifugal screen cylinder is generally arranged inside the dehydration tank and fixedly connected with the driving member, it is inconvenient to take out the light stabilizer dehydrated in the centrifugal screen cylinder after dehydration and filtration, so it is necessary to provide an automatic dehydration machine for light stabilizer production to solve the above problems. SUMMARY

[0004] The utility model discloses a kind of automatic dehydrators for light stabilizer production, with the characteristics that light stabilizer in centrifugal screen cylinder is conveniently taken out after dehydration and filtration.

[0005] To achieve the above object, the utility model provides the following technical scheme: an automatic dehydration machine for light stabilizer production, comprising a dehydration tank, a turntable is rotatably connected to the inner wall bottom end of the dehydration tank, a motor with an output end fixedly connected to the turntable is installed at the lower end of the dehydration tank, a centrifugal screen cylinder is provided at the upper end of the turntable, a square limiting sleeve extending into the centrifugal screen cylinder is connected to the lower end of the centrifugal screen cylinder, a square limiting column extending into the square limiting sleeve and matching with it is fixedly connected to the upper end of the turntable;

[0006] A gland matching with the centrifugal screen cylinder is sleeved on the outer side of the centrifugal screen cylinder, a hole seat is fixedly connected to the left end of the dehydration tank, a movable column is rotatably connected to the inside of the hole seat, an activity board is fixedly connected to the upper end of the movable column, a first screw rod is threaded connected to the upper end of the activity board, a pressing plate is rotatably connected to the lower end of the first screw rod, a sliding rod is fixedly connected to the upper end of the pressing plate and slidingly connected with the activity board, four universal ball bearings are installed at the lower end of the pressing plate and abut against the upper end of the gland;

[0007] A limiting mechanism is arranged on the left side of the dehydration tank.

[0008] In order to limit the rotating position of the movable column, and in order to release the limitation of the movable column, as a kind of automatic dewatering machine for light stabilizer production of the utility model preferably, the limiting mechanism includes the fixed plate being fixedly connected to the left end of dehydration tank, the lower end of the fixed plate is threaded through and is connected with the second screw rod, the upper end of the second screw rod is rotatably connected with the lifting plate, the lifting plate is slidably connected with the left end of dehydration tank by sliding groove and sliding block, the lower end of the movable column is provided with tapered limiting groove, the upper end of the lifting plate is fixedly connected with tapered limiting block matched with tapered limiting groove, the lower end of the second screw rod is fixedly connected with knob.

[0009] In order to ensure the synchronous rotation of centrifugal screen cylinder and gland, thereby preventing friction between the two, as a kind of automatic dewatering machine for light stabilizer production of the utility model preferably, the left and right sides of the lower end of the gland are provided with round holes, the outer wall of the dehydration tank is fixedly connected with the fixed ring, the upper end of the fixed ring is fixedly connected with two retaining rods extending into the round holes and matched with them.

[0010] In order to facilitate the improvement of the stability of the movable column rotation, as a kind of automatic dewatering machine for light stabilizer production of the utility model preferably, the inner wall of the hole seat is provided with arc-shaped sliding groove, the arc-shaped sliding groove is slidably connected with arc-shaped sliding block fixedly connected with the outer wall of the movable column.

[0011] In order to facilitate the square limiting column into the square limiting sleeve, as a kind of automatic dewatering machine for light stabilizer production of the utility model preferably, the upper end of the square limiting column is fixedly connected with tapered guide block.

[0012] In order to facilitate the discharge of water in the dehydration tank, as a kind of automatic dewatering machine for light stabilizer production of the utility model preferably, the right end of the dehydration tank is connected with the liquid discharge pipe.

[0013] In order to facilitate the upward lifting of the fixed ring and centrifugal screen cylinder, as a kind of automatic dewatering machine for light stabilizer production of the utility model preferably, the lower end of the fixed ring is provided with two left and right distributed hand grooves.

[0014] Compared with the prior art, the utility model has the beneficial effects as follows:

[0015] When the light stabilizer in the centrifugal screen cylinder is taken out, the limitation of the movable column is released, the pressing plate, the four universal ball bearings and the movable plate are rotated one hundred and eighty degrees with the movable column, the fixed ring and the centrifugal screen cylinder are lifted upward, until the square limiting column is separated from the inside of the square limiting sleeve, the light stabilizer in the centrifugal screen cylinder is poured into the collected container, and the centrifugal screen cylinder is conveniently disassembled, so as to conveniently take out the light stabilizer in the centrifugal screen cylinder. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 It is the overall front view of the utility model;

[0017] Fig. 2 It is the connecting structure diagram of the second screw rod of the utility model;

[0018] Fig. 3 It is the external structure diagram of the pressing plate and universal ball bearing of the utility model;

[0019] Fig. 4 It is the external structure diagram of the rotary disc and square limiting column of the utility model.

[0020] In the figure: 1, dehydration tank;2, rotary disc;3, motor;4, centrifugal screen cylinder;5, square limiting sleeve;6, square limiting column;7, gland;8, hole seat;9, movable column;10, movable plate;11, first screw rod;12, pressing plate;13, universal ball bearing;14, slide rod;15, conical limiting groove;16, fixed plate;17, second screw rod;18, lifting plate;19, conical limiting block;20, fixed ring;21, round hole;22, retaining rod. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments.

[0022] In the utility model, unless otherwise explicitly specified and limited, the terms "connection", "fixing" and other terms should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrated;It can be mechanical connection, or electrical connection;It can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements or the interaction relationship of two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0023] Please refer to Figs. 1 to 4 A kind of automatic dehydration machine for light stabilizer production, including dehydration tank 1, rotary disc 2 is rotatably connected to the inner wall bottom end of dehydration tank 1, dehydration tank 1 is installed at lower end with the motor 3 of output end and rotary disc 2 fixed connection, the upper end of rotary disc 2 is provided with centrifugal screen cylinder 4, the lower end of centrifugal screen cylinder 4 is connected with square limiting sleeve 5 extending to its interior, the upper end of rotary disc 2 is fixedly connected with square limiting column 6 extending to the inside of square limiting sleeve 5 and matched with it;

[0024] The outer side of the centrifugal screen cylinder 4 is sleeved with a matched gland 7, the left end of the dehydration tank 1 is fixedly connected with a hole seat 8, the inner side of the hole seat 8 is rotatably connected with a movable column 9, the upper end of the movable column 9 is fixedly connected with a movable plate 10, the upper end of the movable plate 10 penetrates and is threadedly connected with a first screw rod 11, the lower end of the first screw rod 11 is rotatably connected with a pressing plate 12, the upper end of the pressing plate 12 is fixedly connected with a sliding rod 14 penetrating and slidably connected with the movable plate 10, and the lower end of the pressing plate 12 is mounted with four universal ball bearings 13 abutting against the upper end of the gland 7;

[0025] A limiting mechanism is arranged on the left side of the dehydration tank 1.

[0026] In the embodiment, when the centrifugal screen cylinder 4 is installed, the centrifugal screen cylinder 4 enters the inner side of the dehydration tank 1, and the square limiting column 6 enters the inner side of the square limiting sleeve 5 until the centrifugal screen cylinder 4 is in contact with the upper end of the rotating disc 2, at this time, since the square limiting column 6 and the square limiting sleeve 5 are matched square structures, the horizontal movement and relative rotation of the two are prevented, the crystallization separated after cooling is added into the inner side of the centrifugal screen cylinder 4, then the gland 7 is sleeved on the outer wall of the centrifugal screen cylinder 4, and the two retaining rods 22 enter the two circular holes 21, and since the inner side of the gland 7 cooperates with the outer side of the centrifugal screen cylinder 4, the horizontal movement of the gland 7 is prevented, then the movable plate 10 is pushed by hand to rotate with the movable column 9, so as to drive the first screw rod 11, the sliding rod 14, the pressing plate 12 and the four universal ball bearings 13 to rotate until the four universal ball bearings 13 are located above the gland 7, then the first screw rod 11 is rotated by the hand wheel mounted on the upper end of the first screw rod 11, and due to the limiting effect of the sliding rod 14, the pressing plate 12 and the four universal ball bearings 13 move downward until the four universal ball bearings 13 abut against the upper end of the gland 7, so that the vertical movement of the centrifugal screen cylinder 4 and the gland 7 is prevented, then the rotation position of the movable column 9 is limited by the limiting mechanism, so that the direction of the pressing plate 12 is limited, and the installation of the centrifugal screen cylinder 4 is completed.

[0027] In work, the rotating disc 2 is driven to rotate by the motor 3, so as to drive the square limiting column 6 and the square limiting sleeve 5 to rotate, and drive the centrifugal screen cylinder 4 and the gland 7 to rotate, and the resistance of the centrifugal screen cylinder 4 and the gland 7 during rotation is reduced by the four universal ball bearings 13, so that the excess water in the crystallization in the centrifugal screen cylinder 4 is thrown out by centrifugal rotation, the water thrown out is discharged from the inner side of the dehydration tank 1, and the obtained light stabilizer is stored in the centrifugal screen cylinder 4.

[0028] When the light stabilizer inside the centrifugal screen cylinder 4 is to be taken out, the limiting effect on the movable column 9 is released by the limiting mechanism, and then the pressing plate 12, the four universal ball bearings 13, the movable plate 10, the first screw rod 11 and the slide rod 14 are rotated by 180 degrees along with the movable column 9, so that the pressing plate 12 is away from the position directly above the dehydration tank 1, and then the fixed ring 20, the centrifugal screen cylinder 4, the square limiting sleeve 5 and the pressing cover 7 are lifted upwards until the square limiting column 6 is separated from the inside of the square limiting sleeve 5, so that the centrifugal screen cylinder 4 can be taken out, and the light stabilizer inside the centrifugal screen cylinder 4 is poured into the collected container, so as to conveniently take out the light stabilizer inside the centrifugal screen cylinder 4.

[0029] As a technical optimization scheme of the utility model, the limiting mechanism comprises a fixed plate 16 fixedly connected to the left end of the dehydration tank 1, a second screw rod 17 threadedly connected to the lower end of the fixed plate 16, a lifting plate 18 rotatably connected to the upper end of the second screw rod 17, and a taper limiting groove 15 formed in the lower end of the movable column 9.

[0030] In the embodiment, when the rotating position of the movable column 9 is to be limited, the second screw rod 17 is rotated by the knob, and the lifting plate 18 and the taper limiting block 19 are moved upwards due to the limiting effect of the sliding groove and the sliding block, until the taper limiting block 19 enters the inside of the taper limiting groove 15 and cooperates with it, so that the rotating position of the movable column 9 can be limited.

[0031] When the limitation on the movable column 9 is to be released, the second screw rod 17 is rotated by the knob, and then the lifting plate 18 and the taper limiting block 19 are moved downwards, until the taper limiting block 19 is separated from the inside of the taper limiting groove 15, so that the limitation on the movable column 9 can be released.

[0032] As a technical optimization scheme of the utility model, the lower end of the pressing cover 7 is provided with two circular holes 21, and the outer wall of the dehydration tank 1 is fixedly connected with a fixed ring 20, and the upper end of the fixed ring 20 is fixedly connected with two retaining rods 22 extending into the inside of the circular holes 21 and cooperating with them.

[0033] In the embodiment, the fixed ring 20, the two retaining rods 22 and the two circular holes 21 are provided, so that the centrifugal screen cylinder 4 and the pressing cover 7 can be rotated synchronously, thereby preventing friction therebetween.

[0034] As a technical optimization scheme of the utility model, the inner wall of the hole seat 8 is provided with an arc-shaped sliding groove, and the arc-shaped sliding groove is slidably connected with an arc-shaped sliding block fixedly connected to the outer wall of the movable column 9.

[0035] In the embodiment: through setting arc-shaped sliding groove and arc-shaped sliding block, the stability of the rotating of the movable column 9 is improved.

[0036] As a technical optimization scheme of the utility model, the upper end of the square limiting column 6 is fixedly connected with a conical guide block.

[0037] In the embodiment: through setting the conical guide block, the square limiting column 6 is conveniently put into the square limiting sleeve 5.

[0038] As a technical optimization scheme of the utility model, the right end of the dehydration tank 1 is connected with a liquid discharge pipe.

[0039] In the embodiment: through setting the liquid discharge pipe, the water in the dehydration tank 1 is conveniently discharged.

[0040] As a technical optimization scheme of the utility model, the lower end of the fixed ring 20 is provided with two left and right distributed hand grooves.

[0041] In the embodiment: through setting the two hand grooves, the fixed ring 20 and the centrifugal mesh cylinder 4 are conveniently lifted upward.

[0042] Working principle: when the centrifugal mesh cylinder 4 is installed, first, the centrifugal mesh cylinder 4 is put into the dehydration tank 1, and the square limiting column 6 is put into the square limiting sleeve 5, until the centrifugal mesh cylinder 4 contacts with the upper end of the rotating disc 2, at this time, because the square limiting column 6 and the square limiting sleeve 5 are matched square structure, the horizontal movement and relative rotation of the two are prevented, then the crystallization separated after cooling is added into the centrifugal mesh cylinder 4, then the gland 7 is sleeved on the outer wall of the centrifugal mesh cylinder 4, and the two retaining rods 22 are put into the two round holes 21, and because the inside of the gland 7 cooperates with the outside of the centrifugal mesh cylinder 4, the horizontal movement of the gland 7 is prevented, then the movable plate 10 is pushed to rotate with the movable column 9, so as to drive the first screw rod 11, the sliding rod 14, the pressing plate 12 and the four universal ball bearings 13 to rotate, until the four universal ball bearings 13 are located above the gland 7, then the first screw rod 11 is rotated through the hand wheel installed on the upper end of the first screw rod 11, and because of the limiting effect of the sliding rod 14, the pressing plate 12 and the four universal ball bearings 13 move downward, until the four universal ball bearings 13 abut with the upper end of the gland 7, so as to prevent the vertical movement of the gland 7 and the centrifugal mesh cylinder 4, then the second screw rod 17 is rotated through the knob, because of the limiting effect of the sliding groove and the sliding block, the lifting plate 18 moves upward, and the conical limiting block 19 moves upward at the same time, until the conical limiting block 19 enters the conical limiting groove 15 and cooperates with it, so as to limit the rotating position of the movable column 9, and further limit the direction of the pressing plate 12, the installation of the centrifugal mesh cylinder 4 is completed.

[0043] When working, the motor 3 drives the rotating disc 2 to rotate, and then drives the square limiting column 6 and the square limiting sleeve 5 to rotate, and simultaneously drives the centrifugal screen cylinder 4 and the gland 7 to rotate, and the four universal ball bearings 13 can reduce the resistance when the centrifugal screen cylinder 4 and the gland 7 rotate, so that the excess water in the crystallization in the centrifugal screen cylinder 4 can be thrown out by centrifugal rotation, and the thrown water can be discharged from the dehydration tank 1 through the drain pipe, and the obtained light stabilizer can be stored in the centrifugal screen cylinder 4;

[0044] When the light stabilizer in the centrifugal screen cylinder 4 is taken out, the knob is rotated to drive the second screw 17 to rotate, and then the lifting plate 18 and the conical limiting block 19 move downward until the conical limiting block 19 is separated from the inside of the conical limiting groove 15, and then the restriction on the movable column 9 is released, and the pressing plate 12, the four universal ball bearings 13, the movable plate 10, the first screw 11 and the slide rod 14 are rotated by one hundred and eighty degrees along with the movable column 9, so that the pressing plate 12 is away from the position directly above the dehydration tank 1, and then the two hand grooves are used to lift the fixed ring 20, the centrifugal screen cylinder 4, the square limiting sleeve 5 and the gland 7 upward until the square limiting column 6 is separated from the inside of the square limiting sleeve 5, so that the centrifugal screen cylinder 4 can be taken out, and then the light stabilizer in the centrifugal screen cylinder 4 is poured into the collected container, so that the light stabilizer in the centrifugal screen cylinder 4 can be taken out conveniently.

[0045] The above is only a preferred embodiment of the present application, and is not used to limit the present application, and any modification, equivalent replacement and improvement within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims

1. An automatic dehydrating machine for producing light stabilizers, comprising a dehydrating box (1), characterized in that: The bottom end of the inner wall of the dehydration box (1) is rotatably connected to a turntable (2); the lower end of the dehydration box (1) is provided with a motor (3) whose output end is fixedly connected to the turntable (2); the upper end of the turntable (2) is provided with a centrifugal net cylinder (4); the lower end of the centrifugal net cylinder (4) is connected through a square limiting sleeve (5) extending into the interior thereof; the upper end of the turntable (2) is fixedly connected to a square limiting column (6) extending into the interior of the square limiting sleeve (5) and matching the square limiting sleeve (5); The outer side of the centrifugal net cylinder (4) is sleeved with a pressure cover (7) that matches it, the left end of the dehydration box (1) is fixedly connected to a seat with a hole (8), the inner part of the seat with a hole (8) is rotatably connected to a movable column (9), the upper end of the movable column (9) is fixedly connected to a movable plate (10), the upper end of the movable plate (10) is penetrated and threadedly connected to a first screw (11), the lower end of the first screw (11) is rotatably connected to a pressing plate (12), the upper end of the pressing plate (12) is fixedly connected to a sliding rod (14) that penetrates the movable plate (10) and is slidably connected to it, and the lower end of the pressing plate (12) is installed with four universal balls (13) that abut against the upper end of the pressure cover (7); A limiting mechanism is provided on the left side of the dehydration box (1).

2. The automatic dehydrator for light stabilizer production according to claim 1, characterized in that: The limiting mechanism comprises a fixed plate (16) fixedly connected to the left end of the dehydration box (1), the lower end of the fixed plate (16) passes through and is threadedly connected to a second screw (17), the upper end of the second screw (17) is rotatably connected to a lifting plate (18), the lifting plate (18) and the left end of the dehydration box (1) are slidably connected through a slide groove and a slider, the lower end of the movable column (9) is provided with a conical limiting groove (15), the upper end of the lifting plate (18) is fixedly connected to a conical limiting block (19) matching the conical limiting groove (15), and the lower end of the second screw (17) is fixedly connected to a knob.

3. The automatic dehydrator for producing light stabilizers according to claim 1, characterized in that: Circular holes (21) are provided on both left and right sides of the lower end of the pressure cover (7); a fixing ring (20) is fixedly connected to the outer wall of the dehydration box (1); and two retaining rods (22) extending into and matching the circular holes (21) are fixedly connected to the upper end of the fixing ring (20).

4. The automatic dehydrator for light stabilizer production according to claim 1, characterized in that: An arc-shaped sliding groove is provided on the inner wall of the hole seat (8), and an arc-shaped sliding block fixedly connected to the outer wall of the movable column (9) is slidably connected inside the arc-shaped sliding groove.

5. The automatic dehydrator for light stabilizer production according to claim 1, characterized in that: The upper end of the square limiting column (6) is fixedly connected with a tapered guide block.

6. The automatic dehydrator for producing light stabilizers according to claim 1, characterized in that: The right end of the dehydration box (1) is connected with a drainage pipe.

7. The automatic dehydrator for light stabilizer production according to claim 3, characterized in that: The lower end of the fixing ring (20) is provided with two hand grooves distributed on the left and right.

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