CN220696764U

CN220696764U - Filtering mechanism

Info

Publication number: CN220696764U
Application number: CN202322247194.2U
Authority: CN
Inventors: 郭徐良
Original assignee: Ningxia Wokailong New Material Co ltd
Current assignee: Ningxia Wokailong New Material Co ltd
Priority date: 2023-08-21
Filing date: 2023-08-21
Publication date: 2024-04-02
Anticipated expiration: 2033-08-21

Abstract

The utility model relates to a filtering mechanism, which comprises a filtering box, wherein a moving mechanism is arranged in the filtering box and comprises a bearing plate movably arranged between the left side wall and the right side wall of an inner cavity of the filtering box, a first liquid discharge pipe with one end penetrating through and extending to the outside is fixedly arranged at the top of the bearing plate, a spring is fixedly arranged between the bottom of the bearing plate and the inner bottom wall of the filtering box, a mounting groove is formed in the filtering box, and a screw rod is rotatably arranged between the inner top wall and the inner bottom wall of the mounting groove. This filtering mechanism, through being provided with adjustment mechanism, reached the purpose that can highly adjust the second fluid-discharge tube, and then made benzoic acid hydrogenation product batch discharge, be of value to increasing dwell time and the layering time of mixed liquid, reduced the mutual portability that leads to owing to the mixture before between the benzoic acid hydrogenation product, improved filterable purity, also improved this filtering mechanism's practicality.

Description

Filtering mechanism

Technical Field

The utility model relates to the technical field of filtration, in particular to a filtering mechanism.

Background

The hydrogenation of benzoic acid is a hydrogenation reaction, also called a catalytic hydrogenation reaction, in which benzoic acid reacts with hydrogen under the action of a catalyst to produce toluene and water, which are not compatible with each other, and the produced toluene and water are required to be separated by filtration after the completion of the hydrogenation of benzoic acid, and thus a filtration mechanism is required.

The prior art filter mechanism directly uses the separating funnel to filter, so that the purity of toluene is not high after the benzoic acid is hydrogenated and filtered, and the flow rate of the filter mechanism can not be controlled during filtration, and toluene and water can not be discharged out of the filter mechanism in batches, so that the practicability of the filter mechanism is reduced, and therefore, a filter mechanism is proposed to solve the problems.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides the filtering mechanism which has the advantages of controllable flow rate and batch discharge of the hydrogenated benzoic acid product, and solves the problems that the purity of the product is low after the hydrogenated benzoic acid is filtered, the flow rate of the filtering mechanism cannot be controlled during filtration, toluene and water cannot be discharged out of the filtering mechanism in batches, and the practicability of the filtering mechanism is reduced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the filtering mechanism comprises a filtering box, wherein a moving mechanism is arranged in the filtering box;

the moving mechanism comprises a bearing plate movably arranged between the left side wall and the right side wall of an inner cavity of the filter tank, a first liquid discharge pipe with one end penetrating through and extending to the outside is fixedly arranged at the top of the bearing plate, a spring is fixedly arranged between the bottom of the bearing plate and the inner bottom wall of the filter tank, a mounting groove is formed in the filter tank, a screw rod is rotatably arranged between the inner top wall and the inner bottom wall of the mounting groove, a screw block is connected with the outer surface of the screw rod in a threaded manner, a second liquid discharge pipe is fixedly arranged at the left side of the screw block, a driven conical tooth is fixedly arranged at the outer surface of the screw rod, a rotating shaft with one end penetrating through and extending to the inside of the mounting groove is rotatably arranged at the right side of the filter tank, a driving conical tooth is fixedly arranged at the left side of the rotating shaft, the outer surface of the driving conical tooth is meshed with the outer surface of the driven conical tooth, a fixing plate is fixedly arranged at the top of the rotating shaft, and a bolt with one end penetrating through and extending to the outside of the fixing plate is movably arranged at the right side of the fixing plate.

Further, the top fixed mounting of rose box has the aspirator pump, the gas outlet fixed mounting of aspirator pump has one end to run through and extend to the inside blast pipe of rose box, the left side fixed mounting of rose box has the pressure pump, the pressure pipe that one end run through and extend to the rose box inside is pressed to the pressure pipe of pressure pump's pressure feed port fixedly connected with one end.

Further, a switch valve is fixedly arranged on the left side of the first liquid discharge pipe, and a valve is fixedly arranged on the top of the second liquid discharge pipe.

Further, the top of rose box fixed mounting has one end to run through and extend to its inside solid pay-off mouth, the top of pay-off mouth fixed mounting has the top cap.

Further, a sliding groove is formed in the left side of the mounting groove, and the inner wall of the sliding groove is slidably connected with the outer surface of the screw block.

Further, rubber plugs are fixedly installed on the front side, the rear side, the left side and the right side of the bearing plate, and the outer surfaces of the four rubber plugs are respectively abutted against the front side wall and the rear side wall of the inner cavity of the filter box and the left side wall and the right side wall of the inner cavity.

Further, the number of the springs is plural, and the plural springs are uniformly distributed between the bottom of the receiving plate and the inner bottom wall of the filter box.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

this filtering mechanism, through being provided with adjustment mechanism, reached the purpose that can highly adjust the second fluid-discharge tube, and then made benzoic acid hydrogenation product batch discharge, be of value to increasing dwell time and the layering time of mixed liquid, reduced the mutual portability that leads to owing to the mixture before between the benzoic acid hydrogenation product, improved filterable purity, also improved this filtering mechanism's practicality.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged view of the structure of the present utility model at A in FIG. 1;

fig. 3 is a side view of the structure of the present utility model.

In the figure: 1. a filter box; 2. a getter pump; 3. an air supply pipe; 4. a pressure pump; 5. a pressure pipe; 601. a receiving plate; 602. a first liquid discharge pipe; 603. a spring; 604. a mounting groove; 605. a screw rod; 606. a screw block; 607. a second liquid discharge pipe; 608. driven conical teeth; 609. a rotating shaft; 610. an active conical tooth; 611. a fixing plate; 612. a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, a filtering mechanism in this embodiment includes a filtering box 1, a moving mechanism is disposed in the filtering box 1, a suction pump 2 is fixedly mounted at the top of the filtering box 1, an air supply pipe 3 with one end penetrating and extending into the filtering box 1 is fixedly mounted at an air outlet of the suction pump 2, a pressure pump 4 is fixedly mounted at the left side of the filtering box 1, and a pressure pipe 5 with one end penetrating and extending into the filtering box 1 is fixedly connected to a pressure inlet of the pressure pump 4.

The filtration mechanism in the present application is used for filtration of the hydrogenation of p-benzoic acid.

Wherein, the top fixed mounting of rose box 1 has one end to run through and extend to its inside solid pay-off mouth, and the top fixed mounting of pay-off mouth has the top cap, and its purpose can be with fixed from the pay-off mouth send into the inside of rose box 1 to the top cap can make the inside of rose box 1 not contact with the external world when benzoic acid is hydrogenation, and then has improved hydrogenation's efficiency, makes the reaction more complete.

Specifically, through being provided with moving mechanism, played can make benzoic acid hydrogenation product batch by batch from filter tank 1 exhaust effect, increased simultaneously and stopped with the layering time in filter tank 1, reduced the mutual portability between the mixed liquid, and then improved filterable purity, also improved the practicality of this filtering mechanism.

In this embodiment, the moving mechanism includes a receiving plate 601 movably mounted between left and right side walls of an inner cavity of the filtering box 1, a first drain pipe 602 with one end penetrating and extending to the outside is fixedly mounted at the top of the receiving plate 601, a spring 603 is fixedly mounted between the bottom of the receiving plate 601 and an inner bottom wall of the filtering box 1, a mounting groove 604 is opened in the filtering box 1, a screw rod 605 is rotatably mounted between an inner top wall and an inner bottom wall of the mounting groove 604, a screw block 606 is screwed on the outer surface of the screw rod 605, a second drain pipe 607 is fixedly mounted on the left side of the screw block 606, a driven conical tooth 608 is fixedly mounted on the outer surface of the screw rod 605, a rotating shaft 609 with one end penetrating and extending to the inside of the mounting groove 604 is rotatably mounted on the right side of the filtering box 1, a driving conical tooth 610 is meshed with the outer surface of the driven conical tooth 608, a fixing plate 611 is fixedly mounted at the top of the rotating shaft 609, a plug pin 612 with one end penetrating and extending to the outside is movably mounted on the right side of the fixing plate 611, a switch valve is fixedly mounted on the left side of the first drain pipe 602, and a second drain valve is fixedly mounted on the top of the first drain pipe 602.

Wherein, the left side of mounting groove 604 has seted up the spout, and the inner wall of spout and the surface sliding connection of spiral shell piece 606, and its purpose is in order to make spiral shell piece 606 remove in the spout, has also played spacing effect to spiral shell piece 606 simultaneously, and then can make spiral shell piece 606 drive second fluid-discharge tube 607 reciprocate.

Wherein, the front side, the rear side, the left side and the right side of the supporting plate 601 are fixedly provided with rubber plugs, the outer surfaces of the four rubber plugs are respectively abutted with the front side wall, the rear side wall and the left side wall and the right side wall of the inner cavity of the filter box 1, the purpose of tightly abutting the supporting plate 601 with the filter box 1 is achieved, and then benzoic acid hydrogenated products and pressurized gas can not leak from the supporting plate 601 and the supporting place of the filter box 1.

The number of the springs 603 is plural, and the springs 603 are uniformly distributed between the bottom of the receiving plate 601 and the inner bottom wall of the filter box 1, so that the springs 603 support the receiving plate 601, so that the benzoic acid hydrogenation product will not press the receiving plate 601 to move in an unpressurized state.

In addition, the right side of the filter box 1 is provided with a plurality of clamping grooves, wherein the clamping grooves are circumferentially distributed around the rotating shaft 609, and the sizes of the clamping grooves are matched with those of the bolts 612, so that the rotating shaft 609 can be fixed after being adjusted.

Specifically, through being provided with pivot 609, initiative conical tooth 610, driven conical tooth 608 and the cooperation between lead screw 605 and the spiral shell piece 606 is used, the effect that can carry out the altitude mixture control to second fluid-discharge tube 607 has been played, and then make the discharge that benzoic acid hydrogenation product can the batch, the time of benzoic acid hydrogenation product stop and layering in rose box 1 has been increased, and then make filterable product purity higher, through being provided with spring 603 and accepting board 601, the purpose that can reduce the raw and other materials impact injury to rose box 1 when the pay-off is carried out to the pay-off mouth has been reached, and then protect rose box 1.

The working principle of the embodiment is as follows:

when the hydrogenated product of benzoic acid is filtered, firstly, benzoic acid is fed into the filter box 1 from a feeding port, then a catalyst is also put into the filter box 1 from the feeding port, hydrogen is fed into the filter box 1 through a suction pump 2, a top cover is covered to enable the benzoic acid and the hydrogen to carry out hydrogenation reaction, the hydrogenated product of benzoic acid is filtered, firstly, a bolt 612 is pulled out of a clamping groove in the filter box 1, then a rotating shaft 609 is rotated, the rotating shaft 609 drives a driving conical tooth 610 to rotate, the driving conical tooth 610 drives a driven conical tooth 608 to rotate, the driven conical tooth 608 drives a screw 605 to rotate, the screw 605 drives a screw block 606 to move upwards, the screw block 606 drives a second liquid discharge pipe 607 to move upwards, the rotating shaft 609 is stopped when the second liquid discharge pipe 607 completely moves above the liquid level of the hydrogenated product of benzoic acid, then inserting the bolt 612 into the corresponding clamping groove to fix the rotating shaft 609, starting the pressure pump 4 to enable the pressure pump 4 to press the interior of the filter box 1, enabling the bearing plate 601 to press the spring 603 downwards to enable the spring 603 to be fully compressed, opening the switch valve on the first liquid discharge pipe 602 at the moment, controlling the flow rate through the pressure pump 4 to enable the liquid on the lower layer of the hydrogenated product of benzoic acid to be discharged to the outside of the filter box 1, after the liquid on the lower layer is completely discharged, closing the switch valve and the pressure pump 4, then pulling out the bolt 612, repeating the steps of moving the second liquid discharge pipe 607 upwards in an inverted mode, enabling the second liquid discharge pipe 607 to move below the liquid level of the liquid on the upper layer, opening the valve on the second liquid discharge pipe 607, starting the pressure pump 4 to press the interior of the filter box 1 again, enabling the liquid on the upper layer to be discharged from the second liquid discharge pipe 607, and when the liquid on the upper layer is discharged, it is necessary to keep the second drain 607 always below the liquid level to complete the filtration of the benzoic acid hydrogenation product.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A filtering mechanism comprising a filtering box (1), characterized in that: a moving mechanism is arranged in the filter box (1);

the utility model provides a filter device, including movable mounting in filter case (1) inner chamber left and right sides wall between accept board (601), the top fixed mounting who accepts board (601) has one end to run through and extend to its outside first fluid-discharge tube (602), fixed mounting has spring (603) between the bottom of accepting board (601) and the interior bottom wall of filter case (1), mounting groove (604) have been seted up to the inside of filter case (1), rotate between the interior roof and the interior bottom wall of mounting groove (604) and install lead screw (605), the surface threaded connection of lead screw (605) has screw block (606), the left side fixed mounting of screw block (606) has second fluid-discharge tube (607), the surface fixed mounting of lead screw (605) has driven conical tooth (608), the right side of filter case (1) rotates and installs pivot (609) that one end runs through and extends to the inside of mounting groove (604), the left side fixed mounting of pivot (609) has initiative conical tooth (610), the surface of initiative conical tooth (610) and driven conical tooth (608) have the surface (611) to run through to the outside fixed mounting of driven conical tooth (611) of the outside of fixed mounting of lead screw block (605).

2. A filter mechanism as claimed in claim 1, wherein: the top fixed mounting of rose box (1) has aspirator pump (2), the gas outlet fixed mounting of aspirator pump (2) has one end to run through and extend to inside blast pipe (3) of rose box (1), the left side fixed mounting of rose box (1) has pressure pump (4), the pressure pipe (5) that pressure pump (4) send the pressure mouth fixedly connected with one end to run through and extend to rose box (1) inside.

3. A filter mechanism as claimed in claim 1, wherein: the left side of first fluid-discharge tube (602) is fixed mounting has the ooff valve, the top of second fluid-discharge tube (607) is fixed mounting has the valve.

4. A filter mechanism as claimed in claim 2, wherein: the top of the filter box (1) is fixedly provided with a solid feeding port, one end of the solid feeding port penetrates through and extends to the inside of the filter box, and the top of the feeding port is movably provided with a top cover.

5. A filter mechanism as claimed in claim 1, wherein: a sliding groove is formed in the left side of the mounting groove (604), and the inner wall of the sliding groove is connected with the outer surface of the screw block (606) in a sliding mode.

6. A filter mechanism as claimed in claim 1, wherein: rubber plugs are fixedly arranged on the front side, the rear side, the left side and the right side of the bearing plate (601), and the outer surfaces of the four rubber plugs are respectively abutted against the front side wall and the rear side wall of the inner cavity of the filter box (1) and the left side wall and the right side wall of the inner cavity.

7. A filter mechanism as claimed in claim 1, wherein: the number of the springs (603) is multiple, and the springs (603) are uniformly distributed between the bottom of the bearing plate (601) and the inner bottom wall of the filter box (1).