CN109127709B

CN109127709B - Dispensing configuration method for soil remediation

Info

Publication number: CN109127709B
Application number: CN201811017780.5A
Authority: CN
Inventors: 高青
Original assignee: Jiangsu Guochuang Testing Technology Co ltd; Nantong Guo Xin Environmental Science Co ltd
Current assignee: Jiangsu Guochuang Testing Technology Co.,Ltd.; NANTONG GUO XIN ENVIRONMENTAL SCIENCE Co.,Ltd.
Priority date: 2018-09-02
Filing date: 2018-09-02
Publication date: 2021-07-23
Anticipated expiration: 2038-09-02
Also published as: CN109127709A

Abstract

The invention discloses a dispensing device for soil remediation and a configuration method thereof. Has the advantages that: the invention places the solid medicament through the storage rack and diffuses the solid medicament into the liquid medicament through the protective plate of the annular grid ceramic chip structure by the centrifugal force during stirring, ensures the mixing uniformity of the liquid medicament and the solid medicament, can pull the connecting rod to lift according to the proportion of the solid medicament and the liquid medicament to adjust the height of the storage rack and clamp the connecting rod between the convex blocks through the roller for self-locking, realizes the adjustment of the initial height of the dispensed medicament, further ensures the mixing uniformity of the solid medicament of the liquid medicament and improves the dispensing efficiency.

Description

Dispensing configuration method for soil remediation

Technical Field

The invention relates to the field of soil remediation auxiliary devices, in particular to a dispensing device for soil remediation and a dispensing configuration method for soil remediation.

Background

The chemical oxidation technology of the polluted soil is that chemical oxidants (such as Fenton reagents, ozone, hydrogen peroxide, persulfate and the like) are added into the soil, the chemical oxidants and pollutant substances are subjected to chemical reaction to achieve the purpose of pollutant removal and purification, the chemical oxidants are generally prepared by a solid and liquid mixing mode, a dispensing device is often required to be used during preparation, and a Chinese patent with the application number of 201720060037.2 discloses the novel dispensing device for soil remediation.

The applicant finds that at least the following technical problems exist in the prior art: when the solid medicament and the liquid medicament are mixed by adopting the stirring mode of the stirring blades, the solid medicament is not easy to be completely mixed, and the solid medicament is easy to be attached to the stirring blades after being wetted, and the initial height of the dispensed medicament can not be adjusted according to the proportion of the solid medicament and the liquid medicament.

Disclosure of Invention

The present invention has been made to solve the above-described problems, and an object of the present invention is to provide a medicine dispensing device for soil remediation, which solves the technical problems of the prior art, such as the inability to adjust the initial height of dispensing according to the ratio of a solid medicine to a liquid medicine. The preferable technical scheme in the technical schemes provided by the invention comprises the following steps: the height of the object shelf can be adjusted by pulling the connecting rod to lift according to the proportion of the solid medicament and the liquid medicament and the connecting rod is clamped between the convex blocks for self-locking through the rollers, so that the technical effects of adjusting the initial height of the dispensed medicament and the like are realized, and the details are explained below.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides a dispensing device for soil remediation, which comprises a machine shell body and trundles, wherein the trundles are fixedly installed on the bottom surface of the machine shell body, a cover plate is arranged in front of the machine shell body, a handle is fixedly installed on the surface of the cover plate, a liquid inlet pipe is fixedly installed on the top surface of the machine shell body, and a dispensing assembly is arranged beside the liquid inlet pipe;

the dispensing assembly comprises a motor base and a servo motor, wherein the top surface of the motor base is fixedly provided with the servo motor, the bottom surface of the servo motor is fixedly provided with a rotating shaft, the inner side of the end part of the rotating shaft is provided with a shell, the inner side of the shell is provided with a convex block, the outer side of the edge of the convex block is provided with a roller, the inner side of the middle part of the roller is provided with a wheel carrier, the end part of the wheel carrier is fixedly provided with a pressure spring, the outer side of the middle part of the wheel carrier is provided with a connecting rod, the bottom surface of the connecting rod is fixedly provided with a storage rack, and the top of the edge of the storage rack is fixedly provided with a protective plate.

When the dispensing device for soil remediation is used, the machine shell body is moved to a use position through the casters, the height of the storage rack is firstly adjusted according to the mixing ratio of solid medicaments and liquid medicaments, the purpose is to adjust the initial height of the dispensed medicaments, the dissolving rate of the solid medicaments can be accelerated, the adjustment mode is that the cover plate is opened through the handle, then the storage rack is pulled through the connecting rod to lift and adjust the height of the storage rack, in the adjustment process, the connecting rod drives the rollers at the end part of the wheel rack to roll at the edge of the convex block, when the rollers roll over the highest point of the convex block, the compression spring releases the compression stroke of the pressure spring to clamp the rollers into gaps between the convex block, the connecting rod is prevented from naturally descending, and then the liquid medicaments required by the dispensed medicaments are added into the machine shell body through the liquid inlet pipe, the required solid medicament that will dispense adds to ensure that solid medicament drops on completely on the supporter, control servo motor work is passed through the pivot drives the supporter rotates, the solid medicament of supporter top surface rotates at liquid medicament thereupon, the structure of backplate is cyclic annular net potsherd to can make solid medicament in the liquid medicament diffusion mix with higher speed under the effect of centrifugal force and dispose the prosthetic liquid medicine of soil.

Preferably, the caster is a flat-bottom dual-brake caster, the number of the casters is four, the casters are fixed on the case body through screws, and the cover plate is connected with the case body through hinges.

Preferably, the insulation grade of the servo motor is F grade, the servo motor is fixed on the motor base through a screw, the cross section of the rotating shaft is rectangular, and the rotating shaft and the servo motor are fixed through a coupler.

Preferably, the number of the convex blocks is a plurality of convex blocks which are evenly distributed, and the gaps among the convex blocks are not smaller than the radius of the roller.

Preferably, the roller is movably riveted with the wheel frame.

Preferably, the compression stroke of the compression spring is not smaller than the radius of the roller, and the compression spring and the wheel carrier are fixed through a clamping hook.

Preferably, the supporter is solid platelike structure, the supporter with the connecting rod passes through the thread tightening, the backplate is cyclic annular net potsherd, the height of backplate is not less than 100mm, the backplate passes through the fix with screw on the supporter.

Has the advantages that: 1. the liquid medicine dispensing device has the advantages that solid medicines are placed on the storage rack, and the solid medicines are diffused into the liquid medicines through the protective plate of the annular grid ceramic chip structure by the centrifugal force during stirring, so that the mixing uniformity of the liquid medicines and the solid medicines is guaranteed, meanwhile, the height of the storage rack can be adjusted by pulling the connecting rod to lift according to the proportion of the solid medicines and the liquid medicines, and the connecting rod is clamped between the convex blocks for self-locking through the roller, so that the adjustment of the initial dispensing height is realized, the mixing uniformity of the solid medicines of the liquid medicines is further guaranteed, and the dispensing efficiency is improved; 2. the height adjusting mechanism of the shelf is organically combined with the feeding and liquid adding device, the structure of the height adjusting mechanism of the shelf is simplified and the height adjusting method is simplified on the basis of ensuring the uniform feeding on the shelf, meanwhile, the whole device also has good sealing performance, more reliable performance and more environment-friendly and sanitary operation process.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a front external view of the present invention;

FIG. 2 is a front cross-sectional view of the present invention;

fig. 3 is a left side internal view of the present invention.

The reference numerals are explained below:

1. a housing body; 101. a cover plate; 102. a handle; 103. a caster wheel; 104. a liquid inlet pipe; 2. a dispensing assembly; 201. a servo motor; 202. a motor base; 203. a rotating shaft; 204. a roller; 205. a wheel carrier; 206. a bump; 207. a guard plate; 208. a rack; 209. a housing; 2010. a pressure spring; 2011. a connecting rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

The first embodiment: referring to fig. 1-3, the invention provides a dispensing device for soil remediation, which comprises a casing body 1 and casters 103, wherein the casters 103 are fixedly mounted on the bottom surface of the casing body 1, a cover plate 101 is arranged in front of the casing body 1, a handle 102 is fixedly mounted on the surface of the cover plate 101, a liquid inlet pipe 104 is fixedly mounted on the top surface of the casing body 1, and a dispensing assembly 2 is arranged beside the liquid inlet pipe 104;

the dispensing assembly 2 comprises a motor base 202 and a servo motor 201, the servo motor 201 is fixedly mounted on the top surface of the motor base 202, a rotating shaft 203 is fixedly mounted on the bottom surface of the servo motor 201, an outer shell 209 is arranged on the inner side of the end portion of the rotating shaft 203, a bump 206 is arranged on the inner side of the outer shell 209, a roller 204 is arranged on the outer side of the edge of the bump 206, a wheel carrier 205 is arranged on the inner side of the middle portion of the roller 204, a pressure spring 2010 is fixedly mounted on the end portion of the wheel carrier 205, a connecting rod 2011 is arranged on the outer side of the middle portion of the wheel carrier 205, a storage rack 208 is fixedly mounted on the bottom surface of the connecting rod 2011, and a protection plate 207 is fixedly mounted on the top of the edge of the storage rack 208.

As preferred, truckle 103 is flat dual-brake truckle, and the quantity of truckle 103 is four, and truckle 103 passes through the fix with screw on casing body 1, so sets up, is convenient for drive casing body 1 through truckle 103 and removes and stop, and apron 101 passes through hinge connection with casing body 1, so sets up, is convenient for open the height that apron 101 added solid medicament and adjustment supporter 208.

Servo motor 201's insulation grade is F level, and servo motor 201 passes through the fix with screw on motor frame 202, so sets up, is convenient for keep the stable operating condition of servo motor 201, and the cross sectional shape of pivot 203 is the rectangle, and pivot 203 passes through the shaft coupling with servo motor 201 and fixes, so sets up, and servo motor 201 of being convenient for drives pivot 203 and rotates.

The quantity of the lugs 206 is multiple and is uniformly distributed, and the gaps among the lugs 206 are not smaller than the radius of the roller 204, so that the roller 204 can be clamped into the gaps among the lugs 206 to complete self-locking.

The roller 204 is movably riveted with the wheel frame 205, so that the roller 204 can freely roll on the wheel frame 205.

The compression stroke of the pressure spring 2010 is not smaller than the radius of the roller 204, and the pressure spring 2010 is fixed with the wheel frame 205 through a clamping hook, so that the roller 204 can pass through the highest point of the bump 206 conveniently.

The commodity shelf 208 is solid platelike structure, and commodity shelf 208 passes through the screw thread with connecting rod 2011 and fixes, and backplate 207 is the cyclic annular net ceramic wafer, and the height of backplate 207 is not less than 100mm, and backplate 207 passes through the screw fixation on commodity shelf 208, so the setting is convenient for solid medicament to diffuse in the liquid medicament through the hole on backplate 207 under the effect of centrifugal force.

By adopting the structure, when in use, the machine shell body 1 is moved to the use position through the caster 103, the height of the commodity shelf 208 is firstly adjusted according to the mixing ratio of the solid medicament and the liquid medicament, the purpose is to adjust the initial height of the dispensed medicament, the dissolving rate of the solid medicament can be accelerated, the adjustment mode is that the cover plate 101 is opened through the handle 102, then the commodity shelf 208 is pulled to ascend and descend through the connecting rod 2011 to adjust the height of the commodity shelf, in the adjustment process, the connecting rod 2011 drives the roller 204 at the end part of the wheel frame 205 to roll at the edge of the convex block 206, when the roller 204 rolls over the highest point of the convex block 206, the compression spring 2010 releases the compression stroke of the roller 204 to clamp the gap between the convex blocks 206, the connecting rod 2011 is prevented from descending naturally, then the liquid medicament required for dispensing is added into the machine shell body 1 through the liquid inlet pipe 104, the solid medicament required for dispensing is added, and the solid medicament is ensured to fall on the commodity shelf 208 completely, the servo motor 201 is controlled to work to drive the storage rack 208 to rotate through the rotating shaft 203, the solid medicament on the top surface of the storage rack 208 rotates in the liquid medicament, and the protective plate 207 is of an annular grid ceramic plate structure, so that the solid medicament can be accelerated to diffuse and mix into the liquid medicament under the action of centrifugal force to prepare the liquid medicament for soil remediation.

Second embodiment: a dispensing device for soil remediation comprises a machine shell body 1 and casters 103, wherein the casters 103 are fixedly mounted on the bottom surface of the machine shell body 1, a cover plate 101 is arranged in front of the machine shell body 1, a handle 102 is fixedly mounted on the surface of the cover plate 101, a liquid inlet pipe 104 and a feeding pipe are fixedly mounted on the top surface of the machine shell body 1, and a dispensing assembly 2 is arranged beside the liquid inlet pipe 104;

the dispensing assembly 2 comprises a motor base 202 and a servo motor 201, the servo motor 201 is fixedly mounted on the top surface of the motor base 202, the servo motor 201 works in a high-gear rotating speed mode and a low-gear rotating speed mode, the low-speed mode is used for uniformly feeding materials to a storage rack, and the high-speed mode is used for uniformly stirring; the bottom surface of the servo motor 201 is fixedly provided with a rotating shaft 203, the inner side of the end part of the rotating shaft 203 is provided with a shell 209, the inner side of the shell 209 is provided with a lug 206, the outer side of the edge of the lug 206 is provided with a roller 204, the inner side of the middle part of the roller 204 is provided with a wheel carrier 205, the end part of the wheel carrier 205 is fixedly provided with a pressure spring 2010, the outer side of the middle part of the wheel carrier 205 is provided with a connecting rod 2011, the bottom surface of the connecting rod 2011 is fixedly provided with a commodity shelf 208, the top part of the edge of the commodity shelf 208 is fixedly provided with a guard plate 207, the guard plate 207 is a double-ring-shaped mesh filter screen, wherein the mesh aperture of an outer layer filter screen is smaller than that of an inner layer filter screen, the combination position of the top end of the inner layer ring-shaped filter screen is provided with an annular slide rail, and the slide rail is provided with a plurality of leak holes at equal intervals;

the bottom of feed liquor pipe 104 and filling tube is provided with first and second gyro wheel respectively, and both set up and can slide from top to bottom in casing body 1 about pivot 203 symmetry, first and second gyro wheel with the slide rail roll cooperation, and at feed liquor pipe 104 and filling tube slip process from top to bottom in casing body 1, two gyro wheels and slide rail synchronous up-and-down motion.

In the first embodiment, when the height of the storage rack 208 is adjusted, the hand needs to be inserted into the housing body 1 and the holding rod 2011 needs to be pulled up and down to complete the adjustment, and a similar tedious operation that the hand needs to be inserted into the housing is also required when the solid medicament is subsequently put into the storage rack 208, and the solid medicament is not easy to be evenly placed on the storage rack. Further, the cover plate 101 allowing the hand to be inserted into the casing body 1 also has a problem of sealing performance because the liquid chemical may be splashed through a gap between the cover plate 101 and the casing during the high-speed centrifugal stirring process, thereby causing unnecessary overflow or splashing. In the second embodiment, the above-mentioned defects are further optimized, and the specific working principle and process are as follows:

holding the feed pipe and the liquid inlet pipe 104 with both hands from the outside of the casing body 1, then simultaneously driving the two pipes upwards with force, the rollers below the two pipes driving the annular slide rail, the guard plate 207 and the rack to move upwards integrally until the rack 208 reaches the topmost end, then adding the target amount of liquid medicament through the liquid inlet pipe 104, then starting the servo motor 201 and working in a low-speed mode, at this time, the rack 208 and the guard plate 207 and the annular slide rail thereon rotate synchronously, the two rollers roll and contact in the slide rail, but the two pipes do not rotate, then pouring the solid medicament into the feed pipe uniformly, the solid medicament falls into the rack from the bottom end of the feed pipe, namely the upper part of the roller, then falls into the middle of the inner and outer double-layer filter screens from the leak holes on the slide rail, the solid medicament falling into the middle of the double-layer filter screens slides onto the rack 208 from the larger inner-layer filter screen holes by low-speed micro vibration during the rotation process, meanwhile, the solid medicament cannot be centrifugally thrown out due to the uniform-speed low-speed rotation, and the solid medicament is further stably and centrifugally thrown out in the early low-speed feeding stage due to the small aperture of the outer-layer filter screen. Take even addition to the target volume of solid medicament after, servo motor 201 stall, treat that supporter 208 rotates and stops completely, both hands grip filling tube and feed liquor pipe 104 respectively, according to the proportion that solid medicament and liquid medicament mix, then drive two pipes downstream to the target location downwards hard simultaneously, then start servo motor and work under high-speed mode, under centrifugal force, solid medicament passes the inner filter screen in proper order, during outer filter screen to outside liquid medicament, the realization is to the purpose of even diffusion mixing configuration liquid medicine in the liquid medicament.

Wherein the great aperture of inlayer filter screen can also make in later stage solid medicament from the smooth passing and the centrifugation of following stage solid medicament and throw away when guaranteeing that reinforced in-process in earlier stage guarantees that solid medicament slides down to supporter 208 smoothly, and the less aperture of outer filter screen guarantees in the reinforced in-process in earlier stage that solid medicament can not leak in advance to outside casing body 1 in the time can also make the centrifugation that solid medicament can be even throw away in later stage. In addition filling tube and feed liquor pipe insert perpendicularly casing body 1 in, and the gyro wheel of two socle portions all with annular slide rail rolling contact, and filling tube and feed liquor pipe are symmetrical about pivot 203 equidistance, so two pipes can the application of force be balanced when driving annular slide rail and backplate 207, supporter 208 below and reciprocate, and smooth drive supporter 208 reciprocates.

In addition first and second gyro wheel with the slide rail roll cooperation, and at feed liquor pipe 104 and filling tube up-and-down slip in-process in casing body 1, two gyro wheels can specifically take with the design of the synchronous up-and-down motion of slide rail: the gyro wheel passes through the connecting rod to be fixed in the bottom of two pipes, and the cross section of annular slide rail has open-ended pipe shape for upper portion, and the gyro wheel is arranged in the pipe of annular slide rail in advance and the gyro wheel still is provided with between the connecting rod and blocks the piece, and the connecting rod passes block on opening and the gyro wheel is connected, should block that the piece blocks that the gyro wheel breaks away from in the pipe of annular slide rail is internal, and this design makes the gyro wheel when with annular slide rail rolling contact, can also make two pipes and annular slide rail can't take place to break away from in vertical direction to reciprocate in step.

The height adjusting mechanism of the adjustable storage rack is organically combined with the feeding and liquid adding device, the structure of the height adjusting mechanism of the storage rack is simplified and the height adjusting method is simplified on the basis of ensuring the feeding uniformity on the storage rack, meanwhile, the whole device also has good sealing performance, the performance is more reliable, a connecting rod is removed from manual grabbing and lifting, and the operation process is more environment-friendly and sanitary.

The third embodiment: a soil restoration is with dispensing configuration method, through mixing solid medicament and liquid medicament according to certain proportion, inject the liquid medicament of the target amount into the closed container 1 through a feed liquor pipe 104 at first, then according to the said proportion, soak the supporter 208 loading solid medicament into the target depth place of the said liquid medicament, and do the high-speed rotary motion, the centrifugal force that the high-speed rotation produces throws the solid medicament in the supporter out from its hole on the backplate 207, and mix with liquid medicament evenly, wherein the supporter utilizes the backplate 207 set up on it to enclose and keep off into a semi-enclosed solid medicament and store the space;

in above-mentioned mixed operation earlier stage, grip the filling tube respectively through both hands and this supporter 208 upward movement drives suitable position and carries out the reinforced operation of solid medicament, both are connected to jointly to filling tube and feed liquor pipe 104 two symmetry force-receiving positions on the supporter 208: the shelf 208 is started to rotate at a low speed and a uniform speed, then the solid medicament is uniformly injected into the feed pipe and then uniformly slides into the shelf 208 through the feed pipe;

in the rotation process of the commodity shelf 208, the feed pipe and the liquid inlet pipe 104 are in rolling contact with the commodity shelf, the two pipes do not rotate, and when the feed pipe and the liquid inlet pipe move up and down, the commodity shelf stops rotating and moves synchronously with the feed pipe and the liquid inlet pipe 104 in the vertical direction;

the guard plate 207 is an internal and external double-ring-shaped grid filter screen, wherein the mesh aperture of the outer layer filter screen is smaller than that of the inner layer filter screen, an annular slide rail is arranged at the joint of the top ends of the inner and outer layer annular filter screens, and a plurality of leakage holes are formed in the slide rail at equal intervals;

the bottom of feed liquor pipe 104 and filling tube is provided with first and second gyro wheel respectively, and first and second gyro wheel are fixed in the bottom of filling tube and feed liquor pipe 104 through first and second connecting rod respectively, and the cross section of annular slide rail has open-ended pipe shape for upper portion, and it is internal that the pipe of annular slide rail is arranged in advance to two gyro wheels and the gyro wheel still is provided with between the connecting rod that corresponds and blocks the piece, and the connecting rod passes block on opening and the gyro wheel is connected.

The rotation of supporter 208 drives through servo motor's pivot 201, servo motor 201 bottom surface fixed mounting has pivot 203, supporter 208 can slide from top to bottom under the drive of filling tube and feed liquor pipe 104 the bottom of pivot 203.

The inner side of the end part of the rotating shaft 203 is provided with a shell 209, and the inner side of the shell 209 is provided with a lug 206. The utility model discloses a portable roller press, including lug 206, wheel 204, wheel frame 205, pressure spring 2010, connecting rod 2011 bottom surface fixed mounting has supporter 208, the quantity of lug 206 is a plurality ofly, evenly distributed, the clearance between lug 206 is not less than the radius of wheel 204, the wheel 204 with wheel frame 205 activity riveting, the compression stroke of pressure spring 2010 is not less than the radius of wheel 204, pressure spring 2010 with wheel frame 205 passes through the pothook fixedly.

The insulation grade of the servo motor 201 is F grade, the servo motor 201 is fixed on the motor base 202 through a screw, the cross section of the rotating shaft 203 is rectangular, and the rotating shaft 203 is fixed with the servo motor 201 through a coupler. Supporter 208 is solid platelike structure, supporter 208 with connecting rod 2011 passes through the thread tightening, backplate 207's height is not less than 100mm, backplate 207 passes through the fix with screw on supporter 208

The method of configuration is not limited to the first two embodiments, and in particular to the device implementations of the first and second embodiments, without departing from the inventive concepts thereof. For example, the container is not limited to a closed container, the power device of the commodity shelf can meet the requirements of power devices with high and low speed rotation speed modes, and the feeding pipe and the liquid inlet pipe 104 can be in rolling contact with the commodity shelf and can move synchronously in the vertical direction.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims

1. A dispensing and configuring method for soil restoration is characterized in that a solid medicament and a liquid medicament are uniformly mixed according to a certain proportion: injecting a target amount of liquid medicament into a closed container (1) through a liquid inlet pipe (104), then immersing a commodity shelf (208) loaded with the solid medicament into a target depth of the liquid medicament according to the proportion, and performing high-speed rotation movement, wherein the centrifugal force generated by the high-speed rotation throws the solid medicament out of holes on a protective plate (207) of the commodity shelf and uniformly mixes the solid medicament with the liquid medicament, and the commodity shelf is enclosed into a semi-closed solid medicament storage space by the protective plate (207) arranged on the commodity shelf;

at above-mentioned mixed operation earlier stage, grip the filling tube respectively through both hands and drive this supporter (208) upward movement to suitable position and carry out the reinforced operation of solid medicament, both are connected to jointly for filling tube and feed liquor pipe (104) two symmetry atress positions on supporter (208): the commodity shelf (208) is started to rotate at a low speed and a uniform speed, then the solid medicament is uniformly injected into the feed pipe and then uniformly slides into the commodity shelf (208) through the feed pipe;

in the rotating process of the commodity shelf (208), the feed pipe and the liquid inlet pipe (104) are in rolling contact with the commodity shelf, the two pipes do not rotate, and when the feed pipe and the liquid inlet pipe move up and down, the commodity shelf stops rotating and moves synchronously with the feed pipe and the liquid inlet pipe (104) in the vertical direction;

the guard plate (207) is an inner and outer double-ring-shaped grid filter screen, wherein the mesh aperture of the outer layer filter screen is smaller than that of the inner layer filter screen, an annular slide rail is arranged at the joint of the top ends of the inner and outer layer annular filter screens, and a plurality of leakage holes are formed in the slide rail at equal intervals;

the bottom of the liquid inlet pipe (104) and the bottom of the feeding pipe are respectively provided with a first roller and a second roller, the first roller and the second roller are respectively fixed at the bottom ends of the feeding pipe and the liquid inlet pipe (104) through a first connecting rod and a second connecting rod, the cross section of the annular slide rail is in a shape of a round pipe with an opening at the upper part, the two rollers are arranged in the round pipe body of the annular slide rail in advance, a stop block is further arranged between each roller and the corresponding connecting rod, and the connecting rod penetrates through the opening to be connected with the stop block on each roller;

the rotary rack (208) is driven by a rotary shaft (201) of a servo motor, the rotary shaft (203) is fixedly arranged on the bottom surface of the servo motor (201), and the rack (208) can slide up and down at the bottom end of the rotary shaft (203) under the driving of a feeding pipe and a liquid inlet pipe (104);

a shell (209) is arranged on the inner side of the end part of the rotating shaft (203), and a convex block (206) is arranged on the inner side of the shell (209); the utility model discloses a novel roller press, including lug (206), wheel (206), connecting rod (2011), frame (205), wheel frame (204), wheel frame (205) middle part inboard, wheel frame (205) tip fixed mounting has pressure spring (2010), the wheel frame (205) middle part outside is provided with connecting rod (2011), connecting rod (2011) bottom surface fixed mounting has supporter (208), the quantity of lug (206) is a plurality of, evenly distributed, the clearance between lug (206) is not less than the radius of wheel (204), wheel (204) with wheel frame (205) activity riveting, the compression stroke of pressure spring (2010) is not less than the radius of wheel (204), pressure spring (2010) with wheel frame (205) is fixed through the pothook.

2. The method of claim 1, wherein: the insulation grade of servo motor (201) is F level, servo motor (201) passes through the fix with screw on motor frame (202), the cross sectional shape of pivot (203) is the rectangle, pivot (203) with servo motor (201) pass through the shaft coupling and fix.

3. The method of claim 1, wherein: supporter (208) are solid platelike structure, supporter (208) with connecting rod (2011) passes through the threaded fixation, the height of backplate (207) is not less than 100mm, backplate (207) pass through the fix with screw on supporter (208).