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CN-121988089-A - Filter for purifying high-purity vanillin

CN121988089ACN 121988089 ACN121988089 ACN 121988089ACN-121988089-A

Abstract

The invention belongs to the field of vanillin filtering processing, and discloses a high-purity vanillin purifying filter, which comprises a shell, a heat preservation sleeve distributed around the outer part of the shell, and a filter assembly elastically and slidably arranged in the shell, wherein a filter pressing plate is connected with a driver at the top end of the shell through a driving shaft and moves back and forth in the shell, solution is sucked between the filter pressing plate and the filter assembly by changing the pressure in the shell below the filter pressing plate, or the solution is discharged by penetrating the filter assembly, and meanwhile, the filter plate drives the filter assembly to move through a connecting mechanism in the moving process, so that the filter assembly is prevented from being blocked by impurities in the reciprocating movement. The filter for purifying the high-purity vanillin creatively adopts the reciprocating filter pressing plate as a fluid conveying functional component, saves the economic investment of equipment, ensures the coordination of filter pressing and conveying in the filtering process, improves the filtering efficiency of vanillin solution and simultaneously ensures the whole service life of the filter.

Inventors

  • WANG XIN
  • JIA WEN
  • LI XIA
  • ZU XIAODONG
  • ZHANG MINGYUAN
  • WANG XINRUI
  • WU HAOYU

Assignees

  • 天津市职业大学

Dates

Publication Date
20260508
Application Date
20260113

Claims (9)

  1. 1. The filter for purifying the high-purity vanillin comprises a shell (1), a heat preservation sleeve (2) distributed around the outside of the shell, a filter assembly arranged inside the shell (1) in an elastic sliding mode, and a filter pressing plate (3) arranged above the filter assembly, wherein the filter pressing plate (3) is connected with a driver at the top end of the shell (1) through a driving shaft (4), and the filter pressing plate is characterized in that the filter pressing plate (3) reciprocates in the shell (1), and solution is sucked between the filter pressing plate (3) and the filter assembly through changing the pressure inside the shell (1) below the filter pressing plate (3), or the solution is discharged through the filter assembly, and meanwhile the filter pressing plate (3) drives the filter assembly to move through a connecting mechanism in the moving process, so that the filter assembly is prevented from being blocked by impurities in the reciprocating movement.
  2. 2. A filter for purifying vanillin with high purity according to claim 1, wherein the filter assembly comprises an intermediate body (8) with a filter element, an outer ring (9) for rotatably mounting the intermediate body (8) and elastically slidably mounted in the housing (1), and a rotation mechanism connected to a lower end surface of the intermediate body (8), wherein the rotation mechanism is configured to rotate the intermediate body (8) in the outer ring (9) when the intermediate body (8) moves vertically, and to generate a filter residue cleaning effect by rotating the intermediate body (8) in cooperation with its own movement.
  3. 3. A filter for purifying high purity vanillin according to claim 2, wherein said rotary mechanism comprises a vertical tube (10) fixedly mounted on the lower end surface of the intermediate body (8), and a twist rod (11) screwed with the vertical tube (10), wherein the twist rod (11) is fixedly mounted in the housing (1).
  4. 4. A filter for purifying high-purity vanillin according to claim 3, wherein said connection mechanism comprises an elastic body (7) connected to the filter pressing plate (3) and the filter assembly at both ends, respectively, wherein the elastic body (7) moves the filter assembly synchronously before and after being stretched or compressed by the limit, and the filter pressing plate (3) moves.
  5. 5. A filter for purifying high-purity vanillin according to claim 3, wherein the connecting mechanism comprises a vertical rod (12) vertically and slidably arranged in the outer ring (9), the top end of the vertical rod (12) is connected with the filter pressing plate (3), a first cross rod (13) and a second cross rod (14) which are vertically distributed are arranged at the lower half section of the vertical rod (12), and a space exists between the first cross rod (13) and the filter assembly in an initial state.
  6. 6. A filter for purifying high-purity vanillin according to claim 5, wherein the first cross bar (13) follows the vertical bar (12) and is equiangularly distributed about the axis of the filter assembly, the first cross bar (13) is located below the filter screen of the intermediate body (8), and the blowing holes (15) formed on the surface of the first cross bar (13) are communicated with the flow supply mechanism through the hollow structure of the cross bar, wherein the flow supply mechanism produces a fluid conveying effect through the movement of the filter plate (3), and the blowing holes (15) are used for blowing fluid from below the filter screen and back flushing the filter screen.
  7. 7. A high purity vanillin purifying filter according to claim 6, wherein the suction hole (16) on the surface of the second cross bar (14) is connected with the flow supplying mechanism through a hollow structure inside the cross bar and used for the flow supplying mechanism to absorb the filtered solution.
  8. 8. The high-purity vanillin purifying filter according to claim 7, wherein the inner hollow structures of the first cross bar (13) and the second cross bar (14) are respectively communicated with two unidirectional cavity structures in the vertical bar (12), and the inner space of the vertical bar (12) is separated by a separation plate (17) to form two unidirectional cavities, and the two unidirectional cavities are connected with the flow supplying mechanism.
  9. 9. The high-purity vanillin purifying filter of claim 8, wherein the flow-supplying mechanism comprises an inner space of the filter pressing plate (3) and a cover plate (18) elastically covering an opening at the top of the space, the upper end surface of the cover plate (18) is fixedly connected with the tail end of the trigger rod (19), and the inner cavity of the vertical rod (12) is communicated with the inner space of the filter pressing plate (3).

Description

Filter for purifying high-purity vanillin Technical Field The invention relates to the technical field of vanillin processing and filtering, in particular to a high-purity vanillin purifying filter. Background The vanillin is used as a spice, is widely applied in the field of food processing, is used as a high-grade spice, is higher in processing requirement, is generally dissolved in fluid and is processed in a fluid filtering mode when being subjected to purification operation, so that the effect of other impurities in the fluid on the follow-up forming of the vanillin is avoided, the effect of directly discharging liquid after the follow-up treatment on pollutants is avoided, the anti-pollution purification effect of water is further realized, and most of common filtering equipment is flow filtering or filter pressing and the like. For example, chinese patent publication No. CN101524603B discloses a fluid filter device in which a flow attachment member provides a unique interface between the filter element and the filter tip. The fluid filters described herein generally provide a restricted and sealed flow structure. The flow attachment member is configured to transfer fluid into and out of the fluid filter and is configured to confine fluid flowing into and out of the fluid filter within a separation structure of the flow attachment member. The flow attachment member further includes a sealing structure configured to substantially prevent or at least limit leakage to a localized area away from the housing edge. Still like the chinese patent with bulletin number CN218871423U among the prior art discloses a filter press with dual filtration effect, including the filter press body, the inside of filter press body is provided with first fixed plate, the below fixedly connected with bracing piece of first fixed plate, the below fixedly connected with second fixed plate of bracing piece, fixedly connected with first filter screen between second fixed plate and the first fixed plate, the inboard of first fixed plate is provided with the third fixed plate, the below fixedly connected with second filter screen of third fixed plate carries out primary filtration through the second filter screen, the first filter screen carries out secondary filtration to the material, the filter screen is long in service, improve filtration efficiency, avoid the filter screen damage, the filter press of having solved current adopts one deck filter media, in the use, the damage that can not cause the filter cloth, form the perforation, cause the running material accident, influence solid product yield or liquid product quality, and the problem that can often appear filter screen jam. However, the filter in the prior art still has a certain defect, namely, in the conventional filtering mode, namely, in the flowing filtering process, the problem of lower filtering effect caused by insufficient pressure is solved, if the mode of applying pressure to increase the filtering effect is adopted, the pressure is required to be increased at the pump end, the overall tightness of the filter is quite tested, and if an additional pressure mechanism is designed in the filter to reduce the filtering space so as to avoid the integral sealing of the filter, the integral filtering system needs to have better running fit between the pressure mechanism and the pumping mechanism, and the failure rate is relatively high and the cost is higher. Disclosure of Invention The invention aims to provide a high-purity vanillin purifying filter, which solves the problems that in the prior art, a conventional filtering mode is adopted, namely, in the flowing filtering process, insufficient pressure is caused to generate a lower filtering effect, if the pressure is applied to increase the filtering effect, the pressure is required to be increased at a pump end, the tightness of the whole filter is very tested, and if an additional pressure mechanism is designed in the filter to reduce the filtering space so as to avoid the whole filter from being sealed, the whole filtering system needs to be matched with a pumping mechanism in a better operation mode, and the failure rate is relatively high and the cost is higher. In order to achieve the above purpose, the present invention provides the following technical solutions: The utility model provides a high purity vanillin is filter for purification, includes the shell and encircles its outside distributed's heat preservation external member, still including the elasticity slip set up in the inside filter component of shell to and be located the filter-pressing board of filter component top, wherein the filter-pressing board passes through the drive shaft and links to each other with the driver on shell top, the filter-pressing board reciprocates in the shell, inhales solution to between filter-pressing board and the filter component through changing the inside pressure of shell of filter-pressing board below, perhaps