Cyclohexanol regeneration hydration catalyst filter

Abstract

The utility model discloses a cyclohexanol regeneration hydration catalyst filter, which relates to the technical field of chemical catalyst recovery and filtration, and comprises a connecting pipe, two ends of the connecting pipe are provided with filter boxes, the inner walls of the two filter boxes are connected with filter plates in a sliding manner, and the front surfaces of the two filter boxes are connected with sealing covers in a sliding manner; sealing gaskets are arranged on the back faces of the two sealing covers, inserting blocks are arranged on the two sides of the top ends of the two sealing covers, and fixing grooves are formed in the surfaces of the four inserting blocks; the filter box has the advantages that the filter box is sealed through the sealing cover and the sealing gasket, the sliding rod is loosened, the reset spring can stretch and push the sliding block to move, the sliding block is promoted to be clamped into the fixing groove, fixing of the inserting block is completed, then the sealing cover, the sealing gasket and the filter plate are fixed, and when the filter plate is replaced, only the sliding rod and the sealing cover need to be pulled in sequence, screws do not need to be detached, and operation is convenient. The use is convenient.

Description

Technical Field

[0001] The utility model relates to a catalyst filter, in particular to a cyclohexanol regeneration hydration catalyst filter, belonging to the technical field of chemical catalyst recovery and filtration. Background Art

[0002] The hydration catalyst used in cyclohexanol production is the main material of the synthesis process. In order to ensure the activity of the hydration catalyst, it must be activated and regenerated with a hydrogen peroxide solution every day according to the process requirements, and then filtered and washed with water through a catalyst filter to remove the organic acid compounds remaining in the slurry. Therefore, a cyclohexanol regeneration hydration catalyst filter is required.

[0003] Among them, the "cyclohexanol regeneration hydration catalyst filter" disclosed in the application number "202120152649.0" "comprises a membrane shell, an asymmetric sintered metal membrane tube and a drain port, an upper cone shell is welded to the upper end of the membrane shell, and a feed flange is arranged at the upper end of the upper cone shell. An upper pressure plate with a porous structure is installed at the upper end of the membrane shell, and an exhaust port is installed on the outer side wall of the membrane shell near the upper pressure plate. A lower pressure plate with a porous structure is installed at the bottom end of the membrane shell, and the drain port is arranged on the outer side wall of the membrane shell near the lower pressure plate. A lower cone shell is arranged at the bottom end of the membrane shell, and a discharge flange is arranged at the bottom end of the lower cone shell. The beneficial effect is that: the utility model increases the strength of the filter element in the filter while ensuring high-precision filtration through the design of an asymmetric sintered metal membrane tube, reduces the probability of membrane tube breakage, and also reduces the operating difficulty of the process, greatly reduces the operating cost, and has good practicality."

[0004] However, the above method still has the following defects: when replacing the filter plate, it is necessary to remove multiple screws used to connect the lower pressure plate and the membrane shell, which is very cumbersome. Utility Model Content

[0005] The utility model aims to provide a cyclohexanol regeneration hydration catalyst filter to solve the existing problem that multiple screws need to be disassembled when replacing filter plates, which is very cumbersome.

[0006] To achieve the above object, the present utility model provides the following technical solutions: A cyclohexanol regeneration hydration catalyst filter, comprising a connecting pipe, both ends of the connecting pipe are provided with filter boxes, the inner walls of the two filter boxes are both slidably connected with filter plates, the fronts of the two filter boxes are both slidably connected with sealing covers, sealing gaskets are provided on the backs of the two sealing covers, insertion blocks are provided on both sides of the tops of the two sealing covers, fixing grooves are formed on the surfaces of the four insertion blocks, sliding boxes are provided on both sides of the tops of the two filter boxes, sliders engaged with the fixing grooves are slidably connected to the inner walls of the four sliding boxes, reset springs and sliding rods are provided on one sides of the four sliders, assisting pulling assemblies are provided on the fronts of the two filter boxes, and plate taking assemblies are provided on the backs of the two filter boxes.

[0007] As a preferred technical solution of the present utility model, two through holes are formed on the surfaces of the two filter boxes, pressing plates are provided on the inner walls of two of the through holes, material discharging holes are formed on the surfaces of the two pressing plates, a metal film tube communicating with the material discharging holes is provided between the two pressing plates, and the contact portions of the two pressing plates and the two filter plates are both slidably connected.

[0008] As a preferred technical solution of the present utility model, the assisting pulling assembly includes a guiding frame and two stoppers, the guiding frame and the two stoppers are both arranged on the top of the filter box, a guiding groove is formed on the surface of the guiding frame, a sliding seat is slidably connected to the inner wall of the guiding groove, a pulling handle is provided at the top of the sliding seat, pulling ropes are provided on both sides of the sliding seat, pulling blocks are provided at one ends of the two pulling ropes, one sides of the two pulling blocks are respectively connected to one ends of the two sliding rods, sliding holes are formed on the surfaces of the two pulling blocks, and a connecting rod slidable with the sliding holes is provided between the two stoppers.

[0009] As a preferred technical solution of the present utility model, the plate taking assembly includes a housing and a stop rod, the housing and the stop rod are both arranged on the back of the filter box, a pressing block is slidably connected to the inner wall of the housing, push rods are provided on both sides of the front of the pressing block, one ends of the two push rods penetrate through the back of the filter box and are slidably connected to the back of the filter plate, the contact portions of the two push rods and the filter box are both slidably connected through combined sealing rings, and two tension springs are provided between the pressing block and the filter box, and the two tension springs are respectively sleeved on the exteriors of the two push rods.

[0010] As a preferred technical solution of the present utility model, a water inlet pipe, a water outlet pipe, an exhaust pipe and a liquid discharge pipe are respectively arranged on the surface of the connecting pipe, and electric valves are arranged on the surfaces of the water inlet pipe, the water outlet pipe, the exhaust pipe and the liquid discharge pipe.

[0011] As a preferred technical solution of the present utility model, positioning blocks are provided on both sides of the tops of the two filter boxes. Slots for engaging with the insertion blocks are formed on the fronts of the four positioning blocks. An upper conical shell is provided at the top of one of the filter boxes, and a lower conical shell is provided at the bottom of the other filter box. Connecting flanges are provided at one ends of the upper conical shell and the lower conical shell respectively.

[0012] As a preferred technical solution of the present utility model, slag-containing grooves communicating with the through holes are formed at the tops of the two filter plates. The fronts of the two filter plates are respectively slidably connected to the backs of the two sealing gaskets. Handles are provided on the fronts of the two sealing covers. The surfaces of the two sealing gaskets are respectively slidably connected to the inner walls of the two filter boxes. The other sides of the four sliders are all provided as inclined surfaces.

[0013] As a preferred technical solution of the present utility model, one ends of the four return springs are respectively connected to the inner walls of one sides of the four sliding boxes. The four return springs are respectively sleeved outside the four sliding rods. One ends of the four sliding rods all penetrate through the inner walls of the corresponding sides of the sliding boxes and are located outside the sliding boxes.

[0014] Compared with the related art, a cyclohexanol regenerated hydration catalyst filter provided by the present utility model has the following beneficial effects:

[0015] 1. The filter box is sealed by the sealing cover and the sealing gasket. After loosening the sliding rod, the return spring will elongate and push the slider to move, so that the slider is inserted into the fixing groove to complete the fixing of the insertion block, and then the sealing cover, the sealing gasket and the filter plate are fixed. When replacing the filter plate, only need to pull the sliding rod and the sealing cover in sequence, without disassembling the screws, which is convenient to use;

[0016] 2. By pulling the sliding seat with the handle, the sliding seat simultaneously pulls the two pulling blocks through the two pulling ropes. The two pulling blocks drive the two sliding rods to move, and the two sliding rods drive the two sliders to move, so that the two sliders are separated from the two fixing grooves, and at the same time the fixing of the two sliders to the sealing cover is released, improving the efficiency of disassembling the sealing cover;

[0017] 3. After the slider is separated from the fixing groove, the tension spring shortens and pulls the pressing block to move. The pressing block pushes the filter plate inside the filter box through the push rod, so as to push out a part of the filter plate, facilitating the pulling out of the filter plate and improving the replacement efficiency;

[0018] 4. The positioning block guides the movement of the sealing cover through the slot, improving the installation efficiency of the sealing cover. The insertion block moves along with the movement of the sealing cover. The insertion block pushes the slider through the inclined surface, so that the slider retracts into the inside of the sliding box. When installing the sealing cover, there is no need to use an assisting pulling component, freeing one hand, which is more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 It is a structural schematic diagram of the present utility model;

[0020] Figure 2 This is a schematic enlarged structure view of part A of the present utility model Figure 1 ;

[0021] Figure 3 This is a schematic enlarged structure view of part B of the present utility model Figure 1 ;

[0022] Figure 4 This is a schematic sectional structure view of the present utility model

[0023] Figure 5 This is a schematic top sectional structure view of the filter box of the present utility model

[0024] Figure 6 This is a schematic top sectional structure view of the sliding box of the present utility model

[0025] In the figure: 1, connecting pipe; 2, filter box; 3, filter plate; 4, sealing cover; 5, sealing gasket; 6, assisting pulling assembly; 61, guiding frame; 62, stop block; 63, guiding groove; 64, sliding seat; 65, pulling rope; 66, pulling block; 67, connecting rod; 7, plate taking assembly; 71, housing; 72, pressing block; 73, push rod; 74, pulling spring; 75, stop rod; 8, inserting block; 9, fixing groove; 10, sliding box; 11, sliding block; 12, reset spring; 13, sliding rod; 14, through hole; 15, pressing disc; 16, metal film tube; 17, positioning block; 18, inserting slot; 19, upper conical shell; 20, lower conical shell; 21, water inlet pipe; 22, water outlet pipe; 23, exhaust pipe; 24, liquid discharge pipe; 25, slag containing tank Detailed implementation manners

[0026] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model

[0027] Please refer to Figures 1-6The utility model provides a cyclohexanol regeneration hydration catalyst filter, including a connecting pipe 1, both ends of the connecting pipe 1 are fixedly provided with filter boxes 2, the inner walls of the two filter boxes 2 are slidably connected with filter plates 3, the front faces of the two filter boxes 2 are slidably connected with sealing covers 4, the back faces of the two sealing covers 4 are fixedly provided with sealing pads 5, both sides of the top ends of the two sealing covers 4 are fixedly provided with plug blocks 8, the surfaces of the four plug blocks 8 are provided with fixed grooves 9, both sides of the top ends of the two filter boxes 2 are fixedly provided with sliding boxes 10, the inner walls of the four sliding boxes 10 are slidably connected with sliders 11 engaged with the fixed grooves 9, one side of the four sliders 11 is fixedly provided with a return spring 12 and a slide rod 13, and the two The front of the filter box 2 is provided with a pulling-assisting component 6, and the back of the two filter boxes 2 is provided with a plate removing component 7. Pull the sealing cover 4, the sealing cover 4 drives the sealing gasket 5 to move, prompting the sealing gasket 5 to separate from the filter box 2, and the plate removing component 7 will push out the filter plate 3, remove the old filter plate 3 and slide the new filter plate 3 into the interior of the filter box 2 until the filter plate 3 is supported by the inner wall of the filter box 2, and then move the sealing cover 4 to prompt the sealing gasket 5 to seal the opening of the filter box 2, and the reset spring 12 extends and pushes the slider 11 to move, prompting the slider 11 to be stuck in the fixing groove 9, completing the fixation of the plug 8, and then fixing the sealing cover 4, the sealing gasket 5 and the filter plate 3. When replacing the filter plate 3, there is no need to remove the screws, which is more convenient.

[0028] Two through holes 14 are provided on the surface of the two filter boxes 2, and pressure plates 15 are fixedly provided on the inner walls of the two through holes 14. Material discharge holes are provided on the surfaces of the two pressure plates 15, and there are seven material discharge holes. A metal membrane tube 16 connected to the material discharge holes is fixedly provided between the two pressure plates 15, and there are seven metal membrane tubes 16. The contact parts of the two pressure plates 15 and the two filter plates 3 are slidably connected. The material containing the catalyst will pass through the through holes 14 into the filter box 2, and the catalyst will be separated by the filter plate 3. The filtrate will pass through the material discharge holes into the metal membrane tube 16. The metal membrane tube 16 is a prior art, so it will not be repeated. The metal membrane tube 16 performs cross-flow filtration on the filtrate to remove organic acid compounds in the filtrate, and the treated filtrate passes through the filter plate 3 at the bottom and is discharged through the opening of the lower cone shell 20.

[0029] The assisting pulling assembly 6 includes a guiding frame 61 and two stoppers 62. The guiding frame 61 and the two stoppers 62 are both fixedly arranged at the top end of the filter box 2. A guiding groove 63 is formed on the surface of the guiding frame 61. A sliding seat 64 is slidably connected to the inner wall of the guiding groove 63. A handle is fixedly arranged at the top end of the sliding seat 64. Pulling ropes 65 are fixedly arranged on both sides of the sliding seat 64. One ends of the two pulling ropes 65 are both fixedly provided with pulling blocks 66. One sides of the two pulling blocks 66 are respectively fixedly connected to one ends of the two sliding rods 13. Sliding holes are formed on the surfaces of the two pulling blocks 66. A connecting rod 67 which is slidable with the sliding holes is fixedly arranged between the two stoppers 62. By pulling the sliding seat 64 with the handle, the sliding seat 64 simultaneously pulls the two pulling blocks 66 through the two pulling ropes 65. The distance between the two pulling blocks 66 is gradually shortened. The two pulling blocks 66 drive the two sliding rods 13 to move. The two sliding rods 13 will drive the two sliders 11 to move, causing the two sliders 11 to disengage from the two fixing grooves 9, and at the same time releasing the fixation of the two sliders 11 on the sealing cover 4, thus improving the efficiency of disassembling the sealing cover 4.

[0030] The plate taking assembly 7 includes a housing 71 and a stop rod 75. The housing 71 and the stop rod 75 are both fixedly arranged on the back surface of the filter box 2. A pressing block 72 is slidably connected to the inner wall of the housing 71. Push rods 73 are fixedly arranged on both sides of the front surface of the pressing block 72. One ends of the two push rods 73 penetrate through the back surface of the filter box 2 and are slidably connected to the back surface of the filter plate 3. The contact parts of the two push rods 73 with the filter box 2 are both slidably connected through combined sealing rings to prevent the filter box 2 from leaking liquid. Two tension springs 74 are fixedly arranged between the pressing block 72 and the filter box 2. The two tension springs 74 are respectively sleeved outside the two push rods 73. After the slider 11 disengages from the fixing groove 9, the sealing cover 4 and the insertion block 8 will lose the limit of the slider 11. At this time, the tension springs 74 shorten and pull the pressing block 72 to move. The pressing block 72 pushes the filter plate 3 inside the filter box 2 through the push rods 73, thereby ejecting a part of the filter plate 3, facilitating the pulling out of the filter plate 3 and improving the replacement efficiency.

[0031] A water inlet pipe 21, a water outlet pipe 22, an exhaust pipe 23 and a liquid discharge pipe 24 are respectively fixedly arranged on the surface of the connecting pipe 1. Electric valves are fixedly arranged on the surfaces of the water inlet pipe 21, the water outlet pipe 22, the exhaust pipe 23 and the liquid discharge pipe 24. By inputting clean water through the water inlet pipe 21, the clean water will wash the inner wall of the connecting pipe 1, and the generated sewage is discharged through the water outlet pipe 22.

[0032] Positioning blocks 17 are fixedly provided on both sides of the top of the two filter boxes 2, and slots 18 engaged with the plug-in blocks 8 are opened on the front of the four positioning blocks 17. An upper cone shell 19 is fixedly provided on the top of one of the filter boxes 2, and a lower cone shell 20 is fixedly provided on the bottom of the other filter box 2. One end of the upper cone shell 19 and one end of the lower cone shell 20 are fixedly provided with connecting flanges. When installing the sealing cover 4, the sealing cover 4 is moved, and the sealing cover 4 pushes the plug-in block 8 to move, prompting the plug-in block 8 to be stuck into the slot 18, thereby completing the alignment of the sealing cover 4 and the filter box 2. The positioning block 17 guides the movement of the sealing cover 4 through the slot 18 to improve the installation efficiency.

[0033] The tops of the two filter plates 3 are each provided with a slag containing groove 25 connected to the through hole 14, the front sides of the two filter plates 3 are respectively slidably connected to the back sides of the two sealing gaskets 5, the front sides of the two sealing covers 4 are fixed with handles, the surfaces of the two sealing gaskets 5 are respectively slidably connected to the inner walls of the two filter boxes 2, and the other sides of the four sliders 11 are each set as an inclined surface. When moving, the insert block 8 pushes the slider 11 through the inclined surface to cause the slider 11 to retract into the interior of the slide box 10. When installing the sealing cover 4, there is no need to use the pulling-assisting component 6, freeing up one hand for greater convenience. The slag containing groove 25 can accommodate the catalyst filtered out by the filter plate 3 to prevent the filtered catalyst from being blocked by the filter box 2 when the filter plate 3 is taken out and staying inside the filter box 2.

[0034] One end of the four return springs 12 is fixedly connected to the inner wall of one side of the four sliding boxes 10, and the four return springs 12 are respectively sleeved on the outside of the four sliding rods 13. One end of the four sliding rods 13 passes through the inner wall of one side of the corresponding sliding box 10 and is placed on the outside of the sliding box 10. The extension of the return spring 12 will push the slider 11 to move.

[0035] When the filter plate 3 needs to be replaced during use, the slide 64 is first pulled by the handle, and the slide 64 simultaneously pulls the two pull blocks 66 through the two pull ropes 65, and the distance between the two pull blocks 66 is gradually shortened, and the two pull blocks 66 drive the two slide bars 13 to move, and the two slide bars 13 drive the two sliders 11 to move, so that the two sliders 11 are disengaged from the two fixing grooves 9, and the two sliders 11 are released from the fixing of the sealing cover 4, at this time, the tension spring 74 is shortened and pulls the pressing block 72 to move, and the pressing block 72 pushes the filter plate 3 inside the filter box 2 through the push rod 73. , thereby pushing out a part of the filter plate 3 and the sealing cover 4. After the worker removes the sealing cover 4, the filter plate 3 is pulled out, thereby removing the filter plate 3, and sliding the new filter plate 3 into the interior of the filter box 2 until the filter plate 3 is supported by the inner wall of the filter box 2, and then moving the sealing cover 4 to prompt the sealing gasket 5 to seal the opening of the filter box 2. The return spring 12 extends and pushes the slider 11 to move, prompting the slider 11 to be stuck in the fixing groove 9, completing the fixation of the plug block 8, and then fixing the sealing cover 4, the sealing gasket 5 and the filter plate 3. When replacing the filter plate 3, there is no need to remove the screws, which is convenient for use.

[0036] Although embodiments of the present utility model have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions, and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A cyclohexanol regeneration hydration catalyst filter, comprising a connecting pipe (1), characterized in that: Both ends of the connecting tube (1) are provided with filter boxes (2), the inner walls of the two filter boxes (2) are slidably connected with filter plates (3), the front faces of the two filter boxes (2) are slidably connected with sealing covers (4), the back faces of the two sealing covers (4) are provided with sealing pads (5), both sides of the top ends of the two sealing covers (4) are provided with plug blocks (8), the surfaces of the four plug blocks (8) are provided with fixing grooves (9), both sides of the top ends of the two filter boxes (2) are provided with sliding boxes (10), the inner walls of the four sliding boxes (10) are slidably connected with sliders (11) engaged with the fixing grooves (9), one side of the four sliders (11) is provided with a reset spring (12) and a sliding rod (13), the front faces of the two filter boxes (2) are provided with a pulling-assisting assembly (6), and the back faces of the two filter boxes (2) are provided with a plate-removing assembly (7).

2. The cyclohexanol regeneration hydration catalyst filter according to claim 1, characterized in that: The surfaces of the two filter boxes (2) are each provided with two through holes (14), wherein the inner walls of the two through holes (14) are each provided with a pressure plate (15), the surfaces of the two pressure plates (15) are provided with a material discharge hole, a metal film tube (16) connected to the material discharge hole is provided between the two pressure plates (15), and the contact parts of the two pressure plates (15) and the two filter plates (3) are both slidably connected.

3. The cyclohexanol regeneration hydration catalyst filter according to claim 1, characterized in that: The pulling-assisting assembly (6) comprises a guide frame (61) and two blocks (62), wherein the guide frame (61) and the two blocks (62) are both arranged at the top end of the filter box (2), a guide groove (63) is provided on the surface of the guide frame (61), a sliding seat (64) is slidably connected to the inner wall of the guide groove (63), a handle is provided on the top end of the sliding seat (64), a pull rope (65) is provided on both sides of the sliding seat (64), one end of the two pull ropes (65) is provided with a pull block (66), one side of the two pull blocks (66) is respectively connected to one end of the two sliding rods (13), a sliding hole is provided on the surface of the two pull blocks (66), and a connecting rod (67) sliding with the sliding hole is provided between the two blocks (62).

4. The cyclohexanol regeneration hydration catalyst filter according to claim 3, characterized in that: The plate removal assembly (7) comprises a shell (71) and a stop rod (75), the shell (71) and the stop rod (75) are both arranged on the back side of the filter box (2), the inner wall of the shell (71) is slidably connected with a pressure block (72), push rods (73) are provided on both sides of the front side of the pressure block (72), one end of the two push rods (73) passes through the back side of the filter box (2) and is slidably connected to the back side of the filter plate (3), the contact parts of the two push rods (73) and the filter box (2) are slidably connected through a combined sealing ring, and two tension springs (74) are provided between the pressure block (72) and the filter box (2), and the two tension springs (74) are respectively sleeved on the outside of the two push rods (73).

5. The cyclohexanol regeneration hydration catalyst filter according to claim 1, characterized in that: A water inlet pipe (21), a water outlet pipe (22), an exhaust pipe (23) and a liquid discharge pipe (24) are respectively provided on the surface of the connecting pipe (1), and electric valves are provided on the surface of the water inlet pipe (21), the surface of the water outlet pipe (22), the surface of the exhaust pipe (23) and the surface of the liquid discharge pipe (24).

6. The cyclohexanol regeneration hydration catalyst filter according to claim 1, characterized in that: Positioning blocks (17) are provided on both sides of the top ends of the two filter boxes (2), and slots (18) engaged with the insert blocks (8) are provided on the front ends of the four positioning blocks (17). An upper cone shell (19) is provided on the top end of one of the filter boxes (2), and a lower cone shell (20) is provided on the bottom end of the other filter box (2), and one end of the upper cone shell (19) and one end of the lower cone shell (20) are both provided with connecting flanges.

7. The cyclohexanol regeneration hydration catalyst filter according to claim 2, characterized in that: The top ends of the two filter plates (3) are provided with a slag containing groove (25) connected to the through hole (14); the front sides of the two filter plates (3) are respectively slidably connected to the back sides of the two sealing pads (5); the front sides of the two sealing covers (4) are provided with handles; the surfaces of the two sealing pads (5) are respectively slidably connected to the inner walls of the two filter boxes (2); and the other sides of the four sliding blocks (11) are all arranged as inclined surfaces.

8. The cyclohexanol regeneration hydration catalyst filter according to claim 1, characterized in that: One end of the four return springs (12) is respectively connected to the inner wall of one side of the four slide boxes (10), and the four return springs (12) are respectively sleeved on the outside of the four slide rods (13), and one end of the four slide rods (13) passes through the inner wall of one side of the corresponding slide box (10) and is placed outside the slide box (10).

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