Filtering device for recycling MBT (2-mercaptobenzothiazole) resin

Abstract

The utility model relates to a filtering device for recycling MBT resin in the technical field of resin recycling treatment equipment. The filtering device comprises a box body with an opening in the top, a filtering frame is arranged in the box body, the filtering frame is matched with a feeding pipe, an air suction hood is arranged above the box body, the air suction hood is fixedly connected with the box body through a stand column, and the top of the air suction hood is connected with an exhaust pipe; a plurality of sliding blocks are fixedly connected to the top of the filter frame and correspond to the stand columns one to one, vertical first sliding grooves are formed in the faces, corresponding to the sliding blocks, of the stand columns, first vertical telescopic rods are fixed to the bottoms of the first sliding grooves, and the telescopic ends of the tops of the first vertical telescopic rods are fixedly connected with the bottoms of the corresponding sliding blocks. According to the utility model, the structure is simple and reasonable, materials can be efficiently filtered, hot gas or harmful gas can be timely exhausted through the exhaust pipe of the suction cup for additional treatment during filtering, the overflow of the hot gas or harmful gas is reduced, the safety is improved, the filtering frame after filtering is convenient to clean, and the next use is not influenced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to resin recovery processing equipment technical field, concretely relates to a kind of filtering device for MBT resin recovery. BACKGROUND

[0002] Rubber accelerator MBT is general accelerator, not only has the effect of rapid vulcanization, also has certain plasticity and anti-aging, and is widely used in various rubber production. At present, the main method for producing accelerator MBT is high-pressure synthesis method, and the general yield is about 80-85% (calculated by aniline). The rest is by-product benzothiazole and resin-like tar with unknown structure, and these by-products are mixed with a small amount of water together, and generally collectively referred to as liquid resin. The content of benzothiazole, sulfur and accelerator MBT in the liquid resin is relatively high. At present, when MBT in the resin is recovered, the main process is to mix the resin powder and the dissolving agent, and heat to completely dissolve the resin powder to obtain a dissolved solution. The dissolved solution and the reaction agent are mixed and stirred for a certain time, and then are left to separate into layers to obtain supernatant, and the reverse extraction process is completed. The supernatant is subjected to the steps of primary filtration, fine filtration, oxidation, neutralization, washing, dehydration and drying in sequence to obtain MBT product. In the above filtration process, since the temperature of the material to be filtered is high, heat and harmful gas are generated. The general filtering device cannot collect the hot gas and harmful gas in time, and the diffusion of heat and gas can cause harm to the production environment and personal safety. Therefore, a filtering device for MBT resin recovery is needed to solve the above technical problems. SUMMARY

[0003] In view of the above defects in the prior art, the utility model provides a filtering device for MBT resin recovery, which comprises a box with an open top, a liquid outlet pipe with a switch valve is arranged at the bottom of the box, a filter frame is arranged in the box, and a feed pipe is matched with the filter frame. The feed pipe can always be located above the filter frame, or it can be temporarily placed in the filter frame during feeding. After feeding is completed, the feed pipe can be removed. The feed pipe can be a flexible pipe. An air suction cover is arranged above the box, the air suction cover is fixedly connected to the box through a stand column, and an exhaust pipe is connected to the top of the air suction cover.

[0004] A plurality of sliding blocks are fixedly connected to the top of the filter frame, the sliding blocks are in one-to-one correspondence with the stand columns, a vertical sliding groove one is arranged on the surface of the stand column corresponding to the sliding block, a vertical telescopic rod one is fixedly arranged at the bottom of the sliding groove one, and the telescopic end of the vertical telescopic rod one at the top is fixedly connected to the bottom of the corresponding sliding block.

[0005] Preferably, the vertical telescopic rod is an electric push rod, an air cylinder or a hydraulic cylinder.

[0006] Preferably, the filter frame comprises an upper fixed frame and a lower fixed frame, the upper fixed frame and the lower fixed frame are fixedly connected through a plurality of vertical fixed rods, and the filter frame is provided with filter cloth.

[0007] Preferably, the filter cloth is detachably connected with the upper fixed frame.

[0008] Preferably, a movable fence is arranged between the air suction cover and the box body, a plurality of moving blocks are fixed to the inner side of the fence, the plurality of moving blocks correspond to the vertical columns one by one, vertical grooves two are arranged on the surface of the vertical columns corresponding to the moving blocks, a moving assembly is arranged in the vertical grooves two, and the moving assembly is connected with the corresponding moving block.

[0009] Preferably, the moving assembly is a vertical telescopic rod two, the telescopic end of the top of the vertical telescopic rod two is fixedly connected with the bottom of the corresponding moving block, and the vertical telescopic rod two is an electric push rod, a pneumatic cylinder or a hydraulic cylinder.

[0010] Preferably, the moving assembly comprises a vertical screw rod, both ends of the vertical screw rod are rotatably connected with both ends of the vertical groove two through bearings, the lower end of the vertical screw rod is connected with a reversible motor, and the moving block two is slidably arranged in the corresponding vertical groove two and threadedly matched with the vertical screw rod.

[0011] The utility model also includes other components which can make the MBT resin recycling filter device normal use, such as dust remover connected with exhaust pipe, control component (such as liquid pump) of controlling feed pipe feeding, control component of vertical telescopic rod one and two, control component of reversible motor, etc.

[0012] Working principle: the material to be filtered is introduced into the filter frame of the box through the feeding pipe, the enclosure is raised, the space between the box and the dust cover is surrounded, the material to be filtered is prevented from splashing when entering the filter frame, and the hot gas or harmful gas is better discharged through the air suction cover cup exhaust pipe for separate treatment, thereby reducing the overflow of hot gas or harmful gas and improving safety. After the material is filtered through the filter frame, the filtered liquid is discharged through the liquid discharge pipe and enters the next process, the filter residue remains in the filter frame, and after the filtration is completed, the enclosure is lowered to the outside of the box, the vertical telescopic rod is elongated to raise the filter frame, and the filter residue is cleaned.

[0013] The utility model discloses the beneficial effects: simple and reasonable structure can carry out efficient filtration to material, can in filtration in time through air suction cover cup exhaust pipe with harmful gas of hot gas or and discharge separately handle, reduced the overflow of hot gas or harmful gas, improved safety, the filter frame after filtration is convenient to clean, does not affect next use. BRIEF DESCRIPTION OF DRAWINGS

[0014] The utility model is further illustrated below in connection with the drawings and examples.

[0015] Figure 1 It is the structure schematic drawing of a kind of MBT resin recovery filtering device in the utility model embodiment 1;

[0016] Figure 2 It is the structure schematic drawing of a kind of MBT resin recovery filtering device in the utility model embodiment 2;

[0017] Figure 3 It is the structure schematic drawing of a kind of MBT resin recovery filtering device in the utility model embodiment 3;

[0018] Figure 4 It is Figure 3 It is the state diagram after enclosure rises in the utility model;

[0019] Figure 5 It is the schematic diagram of the mutual cooperation of box, filter frame and enclosure in the utility model embodiment 3.

[0020] In the drawing: 1, box;2, fixed rod;3, upper fixed frame;4, filter cloth;5, stand column;6, sliding slot one;7, feeding pipe;8, air suction cover;9, exhaust pipe;10, enclosure;11, vertical screw;12, moving block;13, sliding block. DETAILED DESCRIPTION

[0021] The utility model is clearly described below in combination with the drawings and specific embodiments in the embodiments of the utility model, the description herein is only used to explain the utility model, but not as the limitation of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without making creative labor, any modification, equivalent replacement, improvement etc. should be included in the protection scope of the utility model.

[0022] Embodiment 1

[0023] As Figure 1 The utility model provides a kind of filtering device for MBT resin recovery, including the box 1 of top opening, the bottom of the box 1 is equipped with the liquid outlet pipe with switch valve, the filter frame is equipped in the box 1, the filter frame is cooperated with feed pipe 7, feed pipe 7 can always be located above filter frame, it can also be temporarily put into filter frame when feeding, after feeding, feed pipe 7 is taken away, and feed pipe 7 can be flexible tube.The top of the box 1 is equipped with suction hood 8, the suction hood 8 is fixedly connected with box 1 by stand 5, the top of the suction hood 8 is connected with exhaust pipe 9;

[0024] The top of the filter frame is fixedly connected with a plurality of sliding blocks 13, a plurality of sliding blocks 13 correspond to stand 5 one by one, vertical sliding groove one 6 is equipped on the face of stand 5 corresponding sliding block 13, vertical telescopic rod one is fixed in the bottom of sliding groove one 6, and the telescopic end of the top of vertical telescopic rod one is fixedly connected with the bottom of corresponding sliding block 13.

[0025] The vertical telescopic rod is electric push rod or air cylinder or hydraulic cylinder.

[0026] The filter frame includes upper fixed frame 3 and lower fixed frame, and the upper fixed frame 3 and the lower fixed frame are fixedly connected by a plurality of vertical fixed rods 2, and filter cloth 4 is arranged in the filter frame. The arrangement of filter cloth 4 can improve the filtering effect, and the filter cloth 4 can be turned out after filtering, so that the filter residue can be cleaned.

[0027] The filter cloth 4 and the upper fixed frame 3 are detachably connected. For example, the filter cloth 4 and the upper fixed frame 3 can be detachably connected by a bandage, so that the filter cloth 4 can be replaced.

[0028] The material to be filtered is introduced into the filtering frame of the box through the feeding pipe, the enclosure is raised to surround the space between the box and the dust hood, so that the material to be filtered is prevented from splashing when entering the filtering frame, and the hot gas or harmful gas is better discharged through the exhaust pipe of the suction cup for separate treatment, thereby reducing the overflow of the hot gas or harmful gas and improving the safety.

[0029] Embodiment 2

[0030] As Figure 2 shown, the utility model provides a kind of filtering device for MBT resin recovery, including the box 1 of top opening, the bottom of the box 1 is equipped with the liquid outlet pipe with switch valve, the box 1 is equipped with filtering frame, the filtering frame is matched with feeding pipe 7, the top of the box 1 is equipped with suction hood 8, the suction hood 8 is fixedly connected with box 1 by stand 5, and the top of the suction hood 8 is connected with exhaust pipe 9;

[0031] The top of the filter frame is fixedly connected with a plurality of sliding blocks 13, and the plurality of sliding blocks 13 correspond one-to-one with the stand 5, the surface of the stand 5 corresponding to the sliding block 13 is provided with a vertical sliding groove 1 6, the bottom of the sliding groove 1 6 is fixedly connected with a vertical telescopic rod 1, and the telescopic end of the top of the vertical telescopic rod 1 is fixedly connected with the bottom of the corresponding sliding block 13.

[0032] The vertical telescopic rod is an electric push rod or a pneumatic cylinder or a hydraulic cylinder.

[0033] The filtering frame includes an upper fixed frame 3 and a lower fixed frame, the upper fixed frame 3 and the lower fixed frame are fixedly connected by a plurality of vertical fixed rods 2, and the filtering frame is provided with a filter cloth 4. The filter cloth 4 is provided to improve the filtering effect, and the filter cloth 4 is turned out after the filtering is completed, so that the filter residue is cleaned.

[0034] The filter cloth 4 and the upper fixed frame 3 are detachably connected. For example, the filter cloth 4 and the upper fixed frame 3 can be detachably connected by a bandage, so that the filter cloth 4 is replaced.

[0035] A movable enclosure 10 is provided between the suction hood 8 and the housing 1. Multiple movable blocks 12 are fixed inside the enclosure 10, each corresponding to a column 5. A vertical groove 2 is provided on the surface of the column 5 corresponding to a movable block 12, and a movable component is provided within the groove 2, connected to the corresponding movable block 12. When the enclosure 10 moves upward, it can surround the space between the housing 1 and the suction hood, preventing filtered material from splashing when entering the filter frame through the feed pipe 7, while also reducing the leakage of hot air or harmful gases, thus improving safety. The feed pipe 7 is always located above the filter frame, between the enclosure and the housing, and does not affect the vertical movement of the enclosure.

[0036] The moving component is a second vertical telescopic rod. The telescopic end of the top of the second vertical telescopic rod is fixedly connected to the bottom of the corresponding moving block 12. The second vertical telescopic rod is an electric push rod, a pneumatic cylinder, or a hydraulic cylinder. By extending and retracting the second vertical telescopic rod, the enclosure 10 moves up and down along the vertical screw 11. When the enclosure 10 moves upward, it can surround the space between the box 1 and the dust collection hood, preventing the filtered material from splashing when it enters the filter frame through the feed pipe 7, while also reducing the leakage of hot air or harmful gases, thus improving safety.

[0037] Material to be filtered is fed into the filter frame of the chamber through the feed pipe. The enclosure rises, surrounding the space between the chamber and the dust hood, preventing the filtered material from splashing when entering the filter frame. This also allows hot or harmful gases to be better exhausted through the exhaust pipe of the suction hood cup for further treatment, reducing the leakage of hot or harmful gases and improving safety. After the material passes through the filter frame, the filtered liquid is discharged through the drain pipe to the next process, while the filter residue remains in the filter frame. After filtration, the enclosure moves down to the outside of the chamber, and the vertical telescopic rod extends to raise the filter frame for easy cleaning of the filter residue.

[0038] Example 3

[0039] like Figures 3-5 As shown, this utility model provides a filter device for MBT resin recycling, including a box 1 with an open top, a liquid outlet pipe with a switch valve at the bottom of the box 1, a filter frame inside the box 1, a feed pipe 7 in cooperation with the filter frame, an air suction hood 8 above the box 1, the air suction hood 8 being fixedly connected to the box 1 via a column 5, and an exhaust pipe 9 connected to the top of the air suction hood 8.

[0040] The top of the filter frame is fixedly connected to multiple sliders 13, each slider 13 corresponding to a column 5. The column 5 has a vertical groove 6 on the surface corresponding to the slider 13. A vertical telescopic rod is fixed to the bottom of the groove 6, and the telescopic end of the top of the vertical telescopic rod is fixedly connected to the bottom of the corresponding slider 13.

[0041] The vertical telescopic rod is an electric push rod or a pneumatic cylinder or a hydraulic cylinder.

[0042] The filter frame comprises an upper fixed frame 3 and a lower fixed frame, and the upper fixed frame 3 and the lower fixed frame are fixedly connected through a plurality of vertical fixed rods 2, and a filter cloth 4 is arranged in the filter frame. The arrangement of the filter cloth 4 can improve the filtering effect, and after the filtering is completed, the filter cloth 4 is turned out, thereby facilitating the cleaning of the filter residue.

[0043] The filter cloth 4 and the upper fixed frame 3 are detachably connected. For example, the filter cloth 4 and the upper fixed frame 3 can be detachably connected through a bandage, thereby facilitating the replacement of the filter cloth 4.

[0044] A movable fence 10 is arranged between the air suction cover 8 and the box body 1, the inner side of the fence 10 is fixedly provided with a plurality of moving blocks 12, the plurality of moving blocks 12 correspond to the vertical columns 5 one by one, the vertical columns 5 are provided with vertical grooves two on the surface corresponding to the moving blocks 12, the grooves two are provided with moving assemblies, and the moving assemblies are connected with the corresponding moving blocks 12. When the fence 10 moves upward, the space between the box body 1 and the dust suction cover can be surrounded, so that the filtered material is prevented from splashing when entering the filter frame through the feeding pipe 7, and the overflow of hot gas or harmful gas is reduced, thereby improving the safety. The feeding pipe 7 is always located above the filter frame, and the feeding pipe is located between the fence and the box body, so that the upward and downward movement of the fence is not affected.

[0045] The moving assembly comprises a vertical screw rod 11, both ends of the vertical screw rod 11 are rotatably connected with both ends of the groove two through bearings, the lower end of the vertical screw rod 11 is connected with a reversible motor, and the moving blocks 12 are slidingly arranged in the corresponding grooves two and are in threaded cooperation with the vertical screw rod 11. Each reversible motor rotates synchronously, each vertical screw rod 11 rotates synchronously, each sliding block 13 drives the fence 10 to move up and down along the vertical screw rod 11, and when the fence 10 moves upward, the space between the box body 1 and the dust suction cover can be surrounded, so that the filtered material is prevented from splashing when entering the filter frame through the feeding pipe 7, and the overflow of hot gas or harmful gas is reduced, thereby improving the safety.

[0046] The reversible motor, the electric push rod, the hydraulic cylinder, the pneumatic cylinder and the like in the above-mentioned embodiments are all prior art, and the present application does not improve them, but only uses their existing functions; the specific structure and principle thereof can be referred to the product instruction or the prior art data, which are all prior art.

[0047] The above has described the embodiment of the utility model, the above-mentioned explanation is exemplary, is not exhaustive, and also is not limited to the disclosed embodiment. Many modifications and changes are obvious to those skilled in the art without deviating from the scope and spirit of the described embodiment. Any modification, equivalent replacement and improvement etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A filtering device for recovering MBT resin, comprising a box with an open top, a filtering frame is arranged in the box, and a feeding pipe is matched with the filtering frame, characterized in that: The upper part of the box is provided with an air suction cover, the air suction cover is fixedly connected with the box through a stand column, and the top of the air suction cover is connected with an exhaust pipe; The top of the filter frame is fixedly connected with a plurality of sliding blocks, the plurality of sliding blocks correspond to the stand columns one by one, the surface of the stand column corresponding to the sliding block is provided with a vertical sliding groove one, the bottom of the sliding groove one is fixedly connected with a vertical telescopic rod one, and the telescopic end of the top of the vertical telescopic rod one is fixedly connected with the bottom of the corresponding sliding block.

2. The filtering device for recovering MBT resin according to claim 1, characterized in that: The vertical telescopic rod is an electric push rod, a gas cylinder or a hydraulic cylinder.

3. The filtering device for recovering MBT resin according to claim 1, characterized in that: The filter frame comprises an upper fixed frame and a lower fixed frame, the upper fixed frame and the lower fixed frame are fixedly connected through a plurality of vertical fixed rods, and the filter frame is provided with filter cloth.

4. The filtering device for recovering MBT resin according to claim 3, characterized in that: The filter cloth is detachably connected with the upper fixed frame.

5. The filtering device for MBT resin recovery according to claim 1, characterized in that: A movable fence is arranged between the air suction cover and the box, a plurality of moving blocks are fixedly arranged on the inner side of the fence, the plurality of moving blocks correspond to the stand columns one by one, the surface of the stand column corresponding to the moving block is provided with a vertical sliding groove two, a moving assembly is arranged in the sliding groove two, and the moving assembly is connected with the corresponding moving block.

6. The filtering device for MBT resin recovery according to claim 5, characterized in that: The moving assembly is a vertical telescopic rod two, the telescopic end of the top of the vertical telescopic rod two is fixedly connected with the bottom of the corresponding moving block, and the vertical telescopic rod two is an electric push rod, a gas cylinder or a hydraulic cylinder.

7. The filtering device for recovering MBT resin according to claim 5, characterized by: The moving assembly comprises a vertical screw rod, both ends of the vertical screw rod are rotationally connected with both ends of the sliding groove two through bearings, the lower end of the vertical screw rod is connected with a reversible motor, and the moving block two is slidingly arranged in the corresponding sliding groove two and is threadedly matched with the vertical screw rod. The moving assembly comprises a vertical screw rod, both ends of the vertical screw rod are rotationally connected with both ends of the sliding groove two through bearings, the lower end of the vertical screw rod is connected with a reversible motor, and the moving block two is slidingly arranged in the corresponding sliding groove two and is threadedly matched with the vertical screw rod.

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