CN213412604U - Recycling device of polylactic acid feed back - Google Patents

Abstract

The utility model discloses a recovery and reuse device of polylactic acid feed back in the technical field of recovery equipment, including separator box and belt cleaning device, the bottom welded fastening of separator box has a plurality of backup pads, the right side wall welded fastening of separator box has the honeycomb duct, the inside wall welded fastening of separator box has a plurality of locating pieces, install separation funnel in the inner chamber of separator box, separation funnel is located the upper portion of locating piece, belt cleaning device is located the right side of separator box, belt cleaning device includes box, water pipe, storage case and wash bowl; this recovery of polylactic acid feed back recycles device's setting, structural design is reasonable, installs belt cleaning device on the right side of separator box, and the separator box separates the polylactic acid granule earlier, leads it into belt cleaning device in, belt cleaning device washs the impurity of detaching polylactic acid surface to the polylactic acid granule, avoids impurity influence polylactic acid's reuse to improve polylactic acid's use quality.

Description

Recycling device of polylactic acid feed back

Technical Field

The utility model relates to a recovery plant technical field specifically is a recovery and recycle device of polylactic acid feed back.

Background

A single lactic acid molecule has a hydroxyl group and a carboxyl group, and a plurality of lactic acid molecules are taken together, -OH is dehydrocondensed with-COOH of another molecule, -COOH is dehydrocondensed with-OH of another molecule, and thus they are pulled by hand to form a polymer, which is called polylactic acid. Polylactic acid, also known as polylactide, belongs to the family of polyesters. Polylactic acid is a polymer obtained by polymerizing lactic acid serving as a main raw material, and the raw material is sufficient in source and can be regenerated. The existing polylactic acid recovery device has a serious problem that polylactic acid particles cannot be effectively cleaned during recovery, so that impurities are attached to the surfaces of the polylactic acid particles to influence the reutilization of the polylactic acid.

Disclosure of Invention

An object of the utility model is to provide a recovery of polylactic acid feed back is recycled device to solve the polylactic acid recovery unit who provides in the above-mentioned background art and can not effectually wash the polylactic acid granule when retrieving, thereby make impurity attached to the surface of polylactic acid granule and influence the problem of recycling of polylactic acid.

In order to achieve the above object, the utility model provides a following technical scheme: a recycling device of polylactic acid feed back comprises a separation box and a cleaning device, wherein a plurality of support plates are welded and fixed at the bottom of the separation box, a flow guide pipe is welded and fixed on the right side wall of the separation box, a plurality of positioning blocks are welded and fixed on the inner side wall of the separation box, a separation funnel is installed in an inner cavity of the separation box, the separation funnel is positioned on the upper portion of the positioning block, the cleaning device is positioned on the right side of the separation box, the cleaning device comprises a box body, a water pipe, a storage box and a cleaning barrel, the top of the box body is welded and fixed with the bottom of the flow guide pipe, the left side wall of the box body is connected with the support plates through a connecting column, a motor is installed on the right side wall of the box body through a bolt, the storage box is positioned on the lower portion of the box body, the water pipe is installed at the top of the, the cleaning cylinder is connected with the motor through a connecting piece.

Preferably, the number of the positioning blocks is four, the four positioning blocks are distributed annularly along the inner side wall of the separation box, and the distance between two adjacent separation boxes is equal.

Preferably, the number of the support plates is four, and the four support plates are distributed in a square shape. Preferably, a plurality of cloth strips are inserted into the inner side wall of the cleaning barrel.

Preferably, a spray header is installed at the top of the inner cavity of the box body and communicated with the water pipe.

Compared with the prior art, the beneficial effects of the utility model are that: this recovery of polylactic acid feed back recycles device's setting, structural design is reasonable, installs belt cleaning device on the right side of separator box, and the separator box separates the polylactic acid granule earlier, leads it into belt cleaning device in, belt cleaning device washs the impurity of detaching polylactic acid surface to the polylactic acid granule, avoids impurity influence polylactic acid's reuse to improve polylactic acid's use quality.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the separation box of the present invention;

fig. 3 is a schematic structural view of the cleaning device of the present invention.

In the figure: the cleaning device comprises a separation box 100, a support plate 110, a connecting column 111, a guide pipe 120, a positioning block 130, a separation funnel 131, a cleaning device 200, a box body 210, a motor 211, a water pipe 220, a storage box 230, a cleaning cylinder 240, a connecting piece 241, a belt 242, cloth strips 243 and a spray head 250.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a recovery of polylactic acid feed back recycles device for wash the impurity of detaching polylactic acid surface to the polylactic acid granule, avoid impurity influence polylactic acid's reuse, thereby improve polylactic acid's use quality, please refer to and show 1-3, including separator box 100 and belt cleaning device 200.

Referring to fig. 1-2 again, a plurality of support plates 110 are welded and fixed to the bottom of the separation box 100, a guide pipe 120 is welded and fixed to the right sidewall of the separation box 100, a plurality of positioning blocks 130 are welded and fixed to the inner sidewall of the separation box 100, a separation funnel 131 is installed in the inner cavity of the separation box 100, the separation funnel 131 is located above the positioning blocks 130, the separation box 100 is used for separating polylactic acid particles, the guide pipe 120 and the separation funnel 131 are used for guiding the polylactic acid particles into the inner cavity of the cleaning device 200, and the support plates 110 are used for supporting the separation box 100.

Referring to fig. 1 and 3 again, the cleaning device 200 is located at the right side of the separation box 100, the cleaning device 200 includes a box body 210, a water pipe 220, a material storage box 230 and a cleaning cylinder 240, the top of the box body 210 is welded and fixed with the bottom of the draft tube 120, the left side wall of the box body 210 is connected with the support plate 110 through the connection column 111, the right side wall of the box body 210 is installed with a motor 211 through bolts, the left side wall of the motor 211 is opened with four first thread grooves, the right side wall of the box body 210 is opened with four second thread grooves corresponding to the first thread grooves, the motor 211 is connected with the box body 210 through the four first thread grooves, the four second thread grooves and the bolts, the material storage box 230 is located at the lower part of the box body 210, the water pipe 220 is installed at the top of the box body 210, the cleaning cylinder 240, the cleaning cylinder 240 is connected with the motor 211 through a connecting piece 241, the motor 211 is used for controlling the rotation of the cleaning cylinder 240, the cleaning cylinder 240 is used for cleaning polylactic acid particles, and the storage box 230 is used for containing the polylactic acid particles.

Referring to fig. 2 again, in order to ensure the smooth installation of the separating funnel 131, the number of the positioning blocks 130 is four, and four positioning blocks 130 are annularly distributed along the inner sidewall of the separating box 100, and adjacent positioning blocks 130 are adjacent to each other

The two separation boxes 100 are equidistant.

Referring to fig. 1 again, in order to ensure the stable use of the separation box 100, the number of the supporting plates 110 is four

The four support plates 110 are in a square distribution.

Referring to fig. 3, in order to clean the pla particles conveniently, a plurality of cloth strips 243 are inserted into an inner sidewall of the cleaning cylinder 240.

Referring to fig. 3 again, in order to uniformly spray water into the inner cavity of the cleaning drum 240, the inside of the tank 210 is provided

The top of the cavity is provided with a spray header 250, and the spray header 250 is communicated with the water pipe 220.

The number of the first screw grooves, the second screw grooves, the positioning block 130 and the supporting plate 110 is not limited to the specific number described in the embodiment, and those skilled in the art can increase or decrease the number as required on the premise that the device can complete the recovery function of the polylactic acid.

The working principle is as follows: powder or liquid doped with polylactic acid is guided into the inner cavity of the separation box 100, the polylactic acid enters the cleaning device 200 through the guide pipe 120 under the interception of the separation funnel 131, the powder or the liquid flows out from the bottom of the separation box 100 through the separation funnel 131, a control switch of the motor 211 and a valve on the water pipe 220 are opened, the motor 211 drives the cleaning cylinder 240 to rotate through the belt 242, polylactic acid particles enter the inner cavity of the cleaning cylinder 240, liquid water is sprayed into the inner cavity of the cleaning cylinder 240 through the spray header 250, the cloth strip 243 cleans the polylactic acid particles under the rotation of the cleaning cylinder 240, and the cleaned polylactic acid particles fall into the storage box 230 for storage.

While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, as long as there is no structural conflict, the various features of the disclosed embodiments of the present invention can be used in any combination with each other, and the description of such combinations is not exhaustive in the present specification only for the sake of brevity and resource conservation. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (5)

1. The utility model provides a recovery and reuse device of polylactic acid feed back which characterized in that: comprises a separation box (100)

And a cleaning device (200), a plurality of support plates (110) are welded and fixed at the bottom of the separation box (100),

a flow guide pipe (120) is welded and fixed on the right side wall of the separation box (100), and the separation box (100)

A plurality of positioning blocks (130) are welded and fixed on the inner side wall, and an inner cavity of the separation box (100) is provided with

A separation funnel (131), the separation funnel (131) being located at an upper portion of the positioning block (130), thereby

The cleaning device (200) is positioned at the right side of the separation box (100), and the cleaning device (200) comprises

Comprises a box body (210), a water pipe (220), a storage box (230) and a cleaning cylinder (240), wherein the box body (210)

The top of the box body (210) is welded and fixed with the bottom of the draft tube (120), and the left side wall of the box body (210) is communicated with

The connecting column (111) is connected with the supporting plate (110), and the right side wall of the box body (210) passes through

The motor (211) is installed on the bolt, the material storage box (230) is positioned at the lower part of the box body (210),

the water pipe (220) is arranged at the top of the box body (210), and the cleaning cylinder (240) is connected with the box body

The connecting piece (241) is fixedly arranged in the inner cavity of the box body (210), and the cleaning cylinder (240) is connected with the connecting piece

The connecting piece (241) is connected with the motor (211).

2. The recycling device of polylactic acid recycle according to claim 1, wherein the device is characterized in that

In the following steps: the number of the positioning blocks (130) is four, and the four positioning blocks (130) are arranged along the branch

The inner side wall of the separation box (100) is distributed in a ring shape, and two adjacent separation boxes (100) are separated from each other

And the like.

3. The recycling device of polylactic acid recycle according to claim 1, wherein the device is characterized in that

In the following steps: the number of the supporting plates (110) is four, and the four supporting plates (110) are square

And (3) cloth.

4. The recycling device of polylactic acid recycle according to claim 1, wherein the device is characterized in that

In the following steps: the inner side wall of the cleaning cylinder (240) is inserted with a plurality of cloth strips (243).

5. The recycling device of polylactic acid recycle according to claim 1, wherein the device is characterized in that

In the following steps: the top of the inner cavity of the box body (210) is provided with a spray header (250), and the spray header (250)

Is communicated with the water pipe (220).

Images