阅读说明：本技术 一种耐热pla吸管及其制备方法 (Heat-resistant PLA straw and preparation method thereof ) 是由 邓欢欢 于 2021-08-27 设计创作，主要内容包括：本发明公开了一种耐热PLA吸管及其制备方法,包括降温机构,所述降温机构包括安装框架,所述安装框架内腔顶部的两侧均通过转轴活动连接有旋转杆,所述旋转杆表面的两端均套设有传输块,且两个传输块之间活动连接有吸管本体。本发明通过设置安装框架,对安装框架内腔的设备与吸管本体进行保护,通过设置旋转杆与传输块,使得降温机构可以对吸管本体进行传输,从而避免了工作人员手动作业,从而降低了对吸管本体的污染,增加了吸管本体的制备良率,通过设置传输槽,便于吸管本体的传输,将吸管本体传输至下一生产工序,通过设置冷凝器,从而对安装框架的内腔进行降温,达到对吸管本体降温的效果。(The invention discloses a heat-resistant PLA straw and a preparation method thereof, wherein the heat-resistant PLA straw comprises a cooling mechanism, the cooling mechanism comprises an installation frame, two sides of the top of an inner cavity of the installation frame are respectively and movably connected with a rotating rod through a rotating shaft, two ends of the surface of the rotating rod are respectively sleeved with a transmission block, and a straw body is movably connected between the two transmission blocks. According to the invention, the installation frame is arranged to protect the equipment and the straw body in the inner cavity of the installation frame, the rotary rod and the transmission block are arranged, so that the cooling mechanism can transmit the straw body, manual operation of workers is avoided, pollution to the straw body is reduced, the preparation yield of the straw body is increased, the transmission of the straw body is facilitated by arranging the transmission groove, the straw body is transmitted to the next production procedure, and the condenser is arranged to cool the inner cavity of the installation frame, so that the effect of cooling the straw body is achieved.)

1. A heat-resistant PLA straw, includes cooling body (100), its characterized in that: the cooling mechanism (100) comprises an installation frame (101), both sides of the top of an inner cavity of the installation frame (101) are movably connected with rotating rods (102) through rotating shafts, both ends of the surface of each rotating rod (102) are sleeved with transmission blocks (103), a suction pipe body (104) is movably connected between the two transmission blocks (103), the front side and the rear side of the mounting frame (101) are both provided with a transmission groove (105), both ends of the suction pipe body (104) extend to the outside of the mounting frame (101) through the transmission groove (105), the top of the mounting frame (101) is provided with a condenser (106), the right side of the mounting frame (101) is provided with a wind force mechanism (200), the wind power mechanism (200) comprises an electric fan (201), an air outlet of the electric fan (201) is fixedly connected with a dust collection bin (202) through a flange, the left side of the inner cavity of the dust collection bin (202) is connected with a first filter screen (203) through bolt threads.

2. A heat resistant PLA straw as in claim 1, wherein: the top of the dust collection bin (202) is provided with a maintenance opening, and the top of the dust collection bin (202) is hinged with a bin door (204) through a hinge.

3. A heat resistant PLA straw as in claim 1, wherein: the bottom of installation frame (101) is provided with power unit (300), power unit (300) are including power frame (301), the bottom of rotary rod (102) runs through installation frame (101) and extends to the inner chamber of power frame (301), and through the bottom swing joint of pivot and power frame (301), the front end fixedly connected with biax motor (302) of power frame (301) inner chamber bottom, the equal fixedly connected with first action wheel (303) of two output shafts of biax motor (302), one side that rotary rod (102) are close to power frame (301) inner wall is provided with bracing piece (304), and the both sides swing joint of both ends all through pivot and power frame (301) inner chamber of bracing piece (304).

4. A heat resistant PLA straw as in claim 3, wherein: the utility model discloses a power frame, including bracing piece (304), bracing piece (304) surface front side fixedly connected with follow driving wheel (305), first follow driving wheel (305) meshes with first action wheel (303), the rear side fixedly connected with second action wheel (306) on bracing piece (304) surface, lower extreme fixedly connected with second follow driving wheel (307) that the rotary rod (102) is located power frame (301) inner chamber surface, second action wheel (306) mesh with second follow driving wheel (307).

5. A heat resistant PLA straw as in claim 3, wherein: the quantity of bracing piece (304) is two, the quantity of rotary rod (102), second action wheel (306) and second driven wheel (307) is six, rotary rod (102) evenly distributed is in the inner chamber of installation frame (101), the quantity of transmission groove (105) is four, and the symmetry distributes on the surface of installation frame (101) both sides.

6. A heat resistant PLA straw as in claim 1, wherein: air-out groove (4) have been seted up in the left side of installation frame (101), the left side fixedly connected with of installation frame (101) goes out wind storehouse (5), there is second filter screen (6) on the left side of going out wind storehouse (5) inner chamber through bolt threaded connection.

7. A heat resistant PLA straw as in claim 6 wherein: the right side of going out the fan storehouse (5) inner chamber is provided with fan (7), the quantity of fan (7) is three, and evenly distributed in the right side of going out the fan storehouse (5) inner chamber.

8. A heat-resistant PLA straw and a method for making the same as claimed in any one of claims 1-7, wherein: the using method comprises the following steps:

A. first start biax motor (302), two output shafts of biax motor (302) drive first action wheel (303) and rotate, first action wheel (303) drive first driven wheel (305) and bracing piece (304) are rotatory, bracing piece (304) drive second action wheel (306) rotatory, second action wheel (306) drive second from driving wheel (307) and rotary rod (102) rotatory, rotary rod (102) drive transmission piece (103) rotatory, can transmit straw body (104) to the inner chamber of installation frame (101) and pass between two transmission pieces (103) through transmission groove (105) this moment, it carries out the displacement to drive straw body (104) at the rotatory in-process of transmission piece (103).

B. Then, the electric fan (201) and the condenser (106) are started, air of the external environment is transmitted to the inner cavity of the dust collection bin (202) through the air outlet by the air inlet of the electric fan (201), at the moment, the air transmitted by the electric fan (201) is intercepted by the first filter screen (203), dust of the external air is prevented from entering the inner cavity of the installation frame (101), the air transmitted by the electric fan (201) is transmitted to the inner cavity of the installation frame (101) after being filtered by the first filter screen (203), and the inner cavity of the installation frame (101) is cooled by cold air manufactured by the condenser (106).

C. Then start fan (7), fan (7) transmit the external environment of installation frame (101) inner chamber to equipment through second filter screen (6), have increased the circulation of air speed of installation frame (101) inner chamber, have then accelerated the cooling rate of equipment to straw body (104), and second filter screen (6) have carried out the interception to the dust of external environment simultaneously.

D. At last after equipment uses for a long time, staff's accessible hinge opens door (204) to maintain and clear up first filter screen (203), avoid the dust to block up the surface of first filter screen (203), reduce the transmission rate of the wind of electric fan (201) transmission, then reduced the cooling rate of equipment to suction pipe body (104).

Technical Field

The invention relates to the technical field of heat-resistant PLA straws, in particular to a heat-resistant PLA straw and a preparation method thereof.

Background

PLA is also called polylactide, which is a polyester polymer obtained by polymerizing lactic acid serving as a main raw material, is a novel biodegradable material, has good thermal stability and good solvent resistance, has the processing temperature of 170-230 ℃, can be processed in various modes, such as extrusion, spinning, biaxial stretching and injection blow molding, and a product prepared from polylactic acid has good biocompatibility, glossiness, transparency, hand feeling and heat resistance besides biodegradation.

Present heat-resisting PLA straw is because the processing temperature is higher at the in-process of preparation, need cool down the operation before processing is accomplished, but the dust of avoiding external environment that current heat sink can not be fine causes the pollution to the straw, leads to the production quality of straw to descend, and the in-process of cooling down the operation simultaneously needs the staff to manually place the straw in cooling down equipment, has caused the possibility of artificial pollution straw, has reduced the yields of straw then.

Disclosure of Invention

The invention aims to provide a heat-resistant PLA straw and a preparation method thereof, which have the advantage of non-contact cooling and solve the problems that the prior heat-resistant PLA straw needs to be cooled before being processed due to higher processing temperature in the preparation process, but the prior cooling device can not well avoid the pollution of dust in the external environment to the straw, so that the production quality of the straw is reduced, and meanwhile, in the cooling process, workers need to manually place the straw in cooling equipment, so that the possibility of artificially polluting the straw is caused, and the yield of the straw is reduced.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a heat-resisting PLA straw, includes cooling mechanism, cooling mechanism includes the installation frame, the both sides at installation frame inner chamber top all have the rotary rod through pivot swing joint, the both ends on rotary rod surface all are equipped with the transmission block, and swing joint has the straw body between two transmission blocks, the transmission tank has all been seted up to the front side and the rear side of installation frame, the both ends of straw body all extend to the outside of installation frame through the transmission tank, the top of installation frame is provided with the condenser, the right side of installation frame is provided with wind power mechanism, wind power mechanism includes electric fan, electric fan's air outlet passes through flange fixedly connected with dust collection bin, there is first filter screen in the left side of dust collection bin inner chamber through bolt threaded connection.

Preferably, the top of the dust collection bin is provided with a maintenance opening, and the top of the dust collection bin is hinged with a bin door through a hinge.

Preferably, the bottom of installation frame is provided with power unit, power unit includes the power frame, the bottom of rotary rod and run through the installation frame and extend to the inner chamber of power frame, and through the bottom swing joint of pivot with the power frame, the front end fixedly connected with biax motor of power frame inner chamber bottom, the first action wheel of two equal fixedly connected with of output shaft of biax motor, one side that the rotary rod is close to the power frame inner wall is provided with the bracing piece, and the both sides swing joint of both ends all through pivot and power frame inner chamber of bracing piece.

Preferably, the first driven wheel of bracing piece surface front side fixedly connected with, first driven wheel meshes with first action wheel, the rear side fixedly connected with second action wheel on bracing piece surface, the lower extreme fixedly connected with second driven wheel that the rotary rod is located power frame inner chamber surface, second action wheel meshes with the second driven wheel.

Preferably, the quantity of rotary rod, second action wheel and second driven wheel is six, rotary rod evenly distributed is in the inner chamber of installation frame, the quantity of transmission tank is four, and the symmetry part cloth is on the surface of installation frame both sides.

Preferably, the air outlet groove has been seted up in the left side of installation frame, the left side fixedly connected with air-out storehouse of installation frame, there is the second filter screen left side of air-out storehouse inner chamber through bolt threaded connection.

Preferably, the right side of air-out storehouse inner chamber is provided with the fan, the quantity of fan is three, and evenly distributed in the right side of air-out storehouse inner chamber.

Preferably, the using method comprises the following steps:

A. at first start the biax motor, two output shafts of biax motor drive first action wheel and rotate, first action wheel drives first from the driving wheel rotatory with the bracing piece, the bracing piece drives the second action wheel rotatory, the second action wheel drives the second from the driving wheel rotatory with the rotary rod, the rotary rod drives the transmission block rotatory, can pass the inner chamber of straw body transmission to the installation frame through the transmission slot and pass between two transmission blocks this moment, it carries out the displacement to drive the straw body at the rotatory in-process of transmission block.

B. Starting electric fan and condenser after that, electric fan's income wind gap transmits the air of external environment to the inner chamber of dust collection bin through the air outlet, and first filter screen intercepts the wind of electric fan transmission this moment, avoids the dust of outside air to get into the inner chamber of installation frame, and the wind of electric fan transmission transmits to the inner chamber of installation frame after the filtration of first filter screen, and the cold air that the condenser was made this moment is cooled down the inner chamber of installation frame.

C. Then start the fan, the fan passes through the external environment of second filter screen transmission to equipment with the air of installation frame inner chamber, has increased the circulation of air speed of installation frame inner chamber then for the cooling rate of equipment to the straw body, the second filter screen has carried out the interception to external environment's dust simultaneously.

D. At last, after the equipment is used for a long time, the door can be opened through the hinge by the staff, the first filter screen is maintained and cleaned, the surface of the first filter screen is prevented from being blocked by dust, the transmission speed of the wind transmitted by the electric fan is reduced, and then the cooling speed of the equipment to the suction pipe body is reduced.

Compared with the prior art, the invention has the following beneficial effects:

1. the invention protects the equipment and the straw body in the inner cavity of the installation frame by arranging the installation frame, ensures that the cooling mechanism can transmit the straw body by arranging the rotating rod and the transmission block, thereby avoiding manual operation of workers, reducing pollution to the straw body, increasing the preparation yield of the straw body, facilitating the transmission of the straw body by arranging the transmission groove, transmitting the straw body to the next production process, cooling the inner cavity of the installation frame by arranging the condenser, achieving the effect of cooling the straw body, increasing the efficiency of cooling the straw body by arranging the electric fan and matching the dust collection bin and the condenser, filtering air output from an air inlet of the electric fan by arranging the first filter screen, avoiding pollution to the straw body by dust in the external environment, and solving the problem that the prior heat-resistant PLA straw has higher processing temperature in the preparation process, need cool down the operation before processing is accomplished, but the dust of avoiding external environment that current heat sink can not be fine causes the pollution to the straw, leads to the production quality of straw to descend, is cooling the in-process of operation simultaneously, needs the staff to manually place the straw in cooling equipment, has caused the possibility of artificial pollution straw, has reduced the problem of the yields of straw then.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a mounting frame of the present invention;

FIG. 3 is a schematic cross-sectional view of the power frame of the present invention;

FIG. 4 is a schematic sectional view of the dust collecting chamber of the present invention;

fig. 5 is a schematic view of a sectional explosion structure of the air outlet bin of the present invention.

In the figure: 100. a cooling mechanism; 101. a mounting frame; 102. rotating the rod; 103. a transmission block; 104. a straw body; 105. a transmission slot; 106. a condenser; 200. a wind power mechanism; 201. an electric fan; 202. a dust collection bin; 203. a first filter screen; 204. a bin gate; 300. a power mechanism; 301. a power frame; 302. a double-shaft motor; 303. a first drive wheel; 304. a support bar; 305. a first driven wheel; 306. a second drive wheel; 307. a second driven wheel; 4. an air outlet groove; 5. an air outlet bin; 6. a second filter screen; 7. a fan.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The cooling mechanism 100, the mounting frame 101, the rotating rod 102, the transmission block 103, the suction pipe body 104, the transmission groove 105, the condenser 106, the wind mechanism 200, the electric fan 201, the dust collecting bin 202, the first filter screen 203, the bin door 204, the power mechanism 300, the power frame 301, the double-shaft motor 302, the first driving wheel 303, the support rod 304, the first driven wheel 305, the second driving wheel 306, the second driven wheel 307, the air outlet slot 4, the air outlet bin 5, the second filter screen 6 and the fan 7 are all universal standard components or components known by those skilled in the art, and the structure and principle of the cooling mechanism are known by the technical manual or known by the conventional experimental method.

Referring to fig. 1-5, a heat-resistant PLA straw includes a temperature reduction mechanism 100, the temperature reduction mechanism 100 includes an installation frame 101, both sides of a top of an inner cavity of the installation frame 101 are movably connected with a rotating rod 102 through a rotating shaft, both ends of a surface of the rotating rod 102 are sleeved with a transmission block 103, a straw body 104 is movably connected between the two transmission blocks 103, a transmission slot 105 is disposed on each of a front side and a rear side of the installation frame 101, both ends of the straw body 104 extend to an outside of the installation frame 101 through the transmission slot 105, a condenser 106 is disposed on the top of the installation frame 101, a wind power mechanism 200 is disposed on a right side of the installation frame 101, the wind power mechanism 200 includes an electric fan 201, an air outlet of the electric fan 201 is fixedly connected with a dust collection bin 202 through a flange, a first filter screen 203 is connected to a left side of the inner cavity of the dust collection bin 202 through a bolt thread, and the installation frame 101 is disposed to protect equipment and the straw body 104 in the inner cavity of the installation frame 101, through the arrangement of the rotating rod 102 and the transmission block 103, the temperature reduction mechanism 100 can transmit the suction pipe body 104, so that manual operation of workers is avoided, pollution to the suction pipe body 104 is reduced, the preparation yield of the suction pipe body 104 is increased, the transmission of the suction pipe body 104 is facilitated through the arrangement of the transmission groove 105, the suction pipe body 104 is transmitted to the next production process, the inner cavity of the installation frame 101 is reduced through the arrangement of the condenser 106, the effect of reducing the temperature of the suction pipe body 104 is achieved, through the arrangement of the electric fan 201 and the cooperation of the dust collection bin 202 and the condenser 106, the efficiency of reducing the temperature of the suction pipe body 104 is increased, through the arrangement of the first filter screen 203, air output from the air inlet of the electric fan 201 is filtered, pollution to the suction pipe body 104 caused by dust in the external environment is avoided, and therefore the problem that the existing heat-resistant PLA suction pipe is high in the preparation process due to the high processing temperature is solved, need cool down the operation before processing is accomplished, but the dust of avoiding external environment that current heat sink can not be fine causes the pollution to the straw, leads to the production quality of straw to descend, is cooling the in-process of operation simultaneously, needs the staff to manually place the straw in cooling equipment, has caused the possibility of artificial pollution straw, has reduced the problem of the yields of straw then.

In this embodiment, it is concrete, the top in dust collection bin 202 is provided with the maintenance mouth, and the top in dust collection bin 202 hinges through the hinge has door 204, through setting up door 204, cooperation maintenance mouth, and the staff of being convenient for is maintained and is cleared up first filter screen 203, avoids first filter screen 203 to be blockked up by the dust after long-term the use, then reduces the cooling effect that sets up suction pipe body 104.

In this embodiment, specifically, the bottom of installation frame 101 is provided with power mechanism 300, power mechanism 300 includes power frame 301, the bottom of rotary rod 102 runs through the inner chamber that installation frame 101 extends to power frame 301, and the bottom swing joint through pivot and power frame 301, the front end fixedly connected with biax motor 302 of power frame 301 inner chamber bottom, the first action wheel 303 of the equal fixedly connected with of two output shafts of biax motor 302, one side that rotary rod 102 is close to power frame 301 inner wall is provided with bracing piece 304, and the both sides swing joint of bracing piece 304 both sides through pivot and power frame 301 inner chamber, through setting up power frame 301, support rotary rod 102, simultaneously through setting up biax motor 302, provide basic condition for the rotation of transmission block 103.

In this embodiment, specifically, the front side of the surface of the supporting rod 304 is fixedly connected with a first driven wheel 305, the first driven wheel 305 is engaged with a first driving wheel 303, the rear side of the surface of the supporting rod 304 is fixedly connected with a second driving wheel 306, the rotating rod 102 is located at the lower end of the surface of the inner cavity of the power frame 301 and is fixedly connected with a second driven wheel 307, the second driving wheel 306 is engaged with the second driven wheel 307, and by setting the supporting rod 304, the first driving wheel 303 and the double-shaft motor 302 are matched to drive the first driven wheel 305 and the second driving wheel 306 to rotate, so as to drive the second driven wheel 307 to rotate with the transmission block 103.

In this embodiment, specifically, the number of the support rods 304 is two, the number of the rotating rods 102, the second driving wheels 306 and the second driven wheels 307 is six, the rotating rods 102 are uniformly distributed in the inner cavity of the installation frame 101, the number of the transmission grooves 105 is four, and the symmetrical portions are distributed on the surfaces of two sides of the installation frame 101, and the number of the support rods 304 is two, so as to drive six first driven wheels 305 to rotate and drive six second driven wheels 307 and transmission blocks 103 to rotate, and then drive twelve transmission blocks 103 to rotate.

In this embodiment, specifically, air-out groove 4 has been seted up in the left side of installation frame 101, the left side fixedly connected with of installation frame 101 goes out wind storehouse 5, there is second filter screen 6 in the left side of going out the 5 inner chambers of wind storehouse through bolt threaded connection, through setting up air-out groove 4, increase the air outlet for installation frame 101, thereby make the wind of electric fan 201 output can transmit to the exterior space through air-out groove 4 and air-out storehouse 5, cooperate simultaneously to go out wind storehouse 5 and second filter screen 6, make the dust of outside air can be intercepted by second filter screen 6, avoid getting into the inner chamber of installation frame 101.

In this embodiment, it is concrete, the right side of going out 5 inner chambers in storehouse is provided with fan 7, and the quantity of fan 7 is three, and evenly distributed is on the right side of going out 5 inner chambers in storehouse, through setting up fan 7, increases the circulation of air speed in installation frame 101 inner chamber, exports the hot-air of installation frame 101 inner chamber to the exterior space fast, has then increased the cooling efficiency of equipment.

In this embodiment, the using method specifically includes the following steps:

A. first, the double-shaft motor 302 is started, two output shafts of the double-shaft motor 302 drive the first driving wheel 303 to rotate, the first driving wheel 303 drives the first driven wheel 305 and the supporting rod 304 to rotate, the supporting rod 304 drives the second driving wheel 306 to rotate, the second driving wheel 306 drives the second driven wheel 307 and the rotating rod 102 to rotate, the rotating rod 102 drives the transmission block 103 to rotate, at this time, the straw body 104 can be transmitted to the inner cavity of the installation frame 101 through the transmission groove 105 and passes through the space between the two transmission blocks 103, and the straw body 104 is driven to displace in the rotation process of the transmission block 103.

B. Then, the electric fan 201 and the condenser 106 are started, air of an external environment is transmitted to the inner cavity of the dust collection bin 202 through the air outlet by the air inlet of the electric fan 201, at the moment, the first filter screen 203 intercepts the air transmitted by the electric fan 201, dust of the external air is prevented from entering the inner cavity of the installation frame 101, the air transmitted by the electric fan 201 is transmitted to the inner cavity of the installation frame 101 after being filtered by the first filter screen 203, and at the moment, the inner cavity of the installation frame 101 is cooled by cold air produced by the condenser 106.

C. Then start fan 7, fan 7 transmits the external environment of installation frame 101 inner chamber to equipment through second filter screen 6 with the air, has increased the circulation of air speed of installation frame 101 inner chamber, has then accelerated the cooling rate of equipment to suction pipe body 104, and second filter screen 6 has carried out the interception to the dust of external environment simultaneously.

D. Finally, after the equipment is used for a long time, the cabin door 204 can be opened through the hinge by a worker, the first filter screen 203 is maintained and cleaned, the surface of the first filter screen 203 is prevented from being blocked by dust, the transmission speed of the wind transmitted by the electric fan 201 is reduced, and then the cooling speed of the equipment on the suction pipe body 104 is reduced.

The standard parts used in the present application document can be purchased from the market, and can be customized according to the description of the specification and the accompanying drawings, the specific connection mode of each part adopts the conventional means of mature bolt, rivet, welding and the like in the prior art, the machines, parts and equipment adopt the conventional models in the prior art, the control mode is automatically controlled by a controller, the control circuit of the controller can be realized by simple programming of technicians in the field, the control circuit belongs to the common knowledge in the field, and the present application document is mainly used for protecting mechanical devices, so the control mode and the circuit connection are not explained in detail in the present application.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Also, 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 an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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