Raw material drying device for plastic edge strip production

Abstract

The utility model provides a raw material drying device for plastic edging production, belongs to the technical field of drying instruments, and aims to solve the problems that dust is easily accumulated on the inner surface and the outer surface of an existing observation window, so that a worker cannot clearly observe the condition in a drying tank, and the drying operation of plastic particles is influenced. The drying tank is fixedly connected to the top of the mounting seat; the observation window is fixedly connected to the interior of the drying tank; the feeding hole is formed in the bottom of the drying tank; the dustproof assemblies are arranged on the front side and the rear side of the observation window; and the constant-speed feeding assembly is arranged in the feeding opening. Dust, impurities and the like on the inner surface and the outer surface of the observation window can be quickly and conveniently wiped and cleaned by dragging the connecting rope, the consistency of the drying effect of plastic particles is improved, and the plastic particles are prevented from being adhered to the inner wall of the feeding port when being too damp.

Description

Technical Field

[0001] The utility model belongs to the technical field of drying equipment, and more specifically, particularly relates to a raw material drying device for producing plastic edge strips. Background Art

[0002] Plastic particles are the main raw material for manufacturing plastic border strips of refrigerators. The dried plastic particles are filled into the funnel of the extruder, and then heated, plasticized and extruded to form the initial shape of the border strips. Vertical plastic particle dryers are often used for plastic particle drying. Existing vertical plastic particle dryers are generally composed of a mounting base, a drying tank, a heating device, a fan and a feeding and discharging device.

[0003] Existing application number: CN201921846546.3, the utility model discloses a plastic particle drying machine, the plastic particle drying machine includes: a barrel, and a turning device; the bottom of the barrel is installed with a bottom partition that divides the barrel into a hot air chamber and a silo, the bottom partition is provided with a vent that connects the silo and the hot air chamber, the side wall of the hot air chamber is installed with a hot air pipe connected to an external hot air dryer, a feed pipe and an exhaust pipe are arranged above the barrel, the feed pipe is connected to a negative pressure feeder, and the exhaust pipe is connected to an external exhaust fan; the turning device includes a driving motor, a transmission shaft, a spiral twisted piece and an inner tube, the driving motor is fixed on the top cover of the barrel, the transmission shaft with the spiral twisted piece is installed deep into the barrel, the inner tube is sleeved outside the spiral twisted piece, and the inner tube is fixed to the barrel through an inner tube bracket. Through the above method, the utility model is turned over thoroughly during the drying process, there is no dead angle, the heating is uniform, and the gas heat exchange speed is fast, and the drying efficiency is high.

[0004] Based on the above, in order to facilitate real-time observation of the drying status of the plastic particles in the drying tank, a transparent observation window is usually opened in the tank wall of the drying tank. The dryer is usually in a production environment with a lot of dust, which makes it easy for dust to accumulate on the outer surface of the observation window, and the dust brought by the plastic particles is also easy to contaminate the inner surface of the observation window. This makes it impossible for the staff to clearly observe the situation in the drying tank, which affects the drying operation of the plastic particles. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides a raw material drying device for the production of plastic edge strips, so as to solve the problem that in order to facilitate real-time observation of the drying status of plastic particles in a drying tank, a transparent observation window is usually opened in the tank wall of the drying tank, and the dryer is usually in a production environment with a lot of dust, which leads to dust accumulation on the outer surface of the observation window, and the dust brought by the plastic particles is also easy to be contaminated to the inner surface of the observation window, which makes it impossible for the staff to clearly observe the situation in the drying tank, thereby affecting the drying operation of the plastic particles.

[0006] The purpose and function of the raw material drying device for plastic edge strip production of the utility model are achieved by the following specific technical means:

[0007] A raw material drying device for producing plastic edge strips, comprising a mounting seat;

[0008] A drying tank, the drying tank is fixedly connected to the top of the mounting seat;

[0009] An observation window, wherein the observation window is fixedly connected to the interior of the drying tank;

[0010] A fan, the fan is fixedly connected to the right side of the mounting base;

[0011] A feed inlet, which is arranged at the bottom of the drying tank;

[0012] A first installation cavity, wherein the first installation cavity is fixedly connected to the outside of the drying tank;

[0013] A first sliding block, wherein the first sliding block is slidably connected inside the first mounting cavity;

[0014] A dustproof component, which is arranged on both sides of the observation window;

[0015] A uniform speed feeding component is arranged inside the feeding port.

[0016] Furthermore, the dustproof component includes:

[0017] A fixed pulley, the fixed pulley is fixedly connected to the top of the first installation cavity;

[0018] A connecting rope is fixedly connected to the inside of the first sliding block, the connecting rope is laid on the top of the fixed pulley, and the connecting rope passes through the first installation cavity.

[0019] Furthermore, the dustproof component also includes:

[0020] An active magnet, wherein the active magnet is fixedly connected behind the first slider;

[0021] An outer wiping block is fixedly connected behind the active magnet and is fitted with the outer surface of the observation window.

[0022] Furthermore, the dustproof component also includes:

[0023] A second installation cavity, wherein the second installation cavity is fixedly connected to the interior of the drying tank;

[0024] a second slider, the second slider being slidably connected inside the second mounting cavity;

[0025] A driven magnet, the driven magnet is fixedly connected in front of the second slider;

[0026] An inner wiping block is fixedly connected in front of the driven magnet and is fitted with the inner surface of the observation window.

[0027] Furthermore, the uniform feeding assembly comprises:

[0028] A driving motor, wherein the driving motor is fixedly connected to the right side of the feed inlet;

[0029] A first transmission shaft, wherein the first transmission shaft is rotatably connected to the inside of the feed port, and a right end of the first transmission shaft is coaxially fixedly connected to a rotating shaft of a driving motor;

[0030] A dividing plate is coaxially fixedly connected to the outer side of the first transmission shaft.

[0031] Furthermore, the uniform feeding assembly also includes:

[0032] A driving pulley, the driving pulley is coaxially fixedly connected to the outside of the first transmission shaft;

[0033] A reciprocating screw, the reciprocating screw being rotatably connected inside the feed port;

[0034] A driven pulley, the driven pulley is coaxially fixedly connected to the right end of the reciprocating screw;

[0035] A transmission belt is connected to the outside of the driving pulley and the driven pulley.

[0036] Furthermore, the uniform feeding assembly also includes:

[0037] A guide block is slidably connected to the top of the feed port and is threadedly connected to the reciprocating screw.

[0038] A connecting rod, the connecting rod being fixedly connected to the front end of the guide block;

[0039] The scraper is fixedly connected to the front end of the connecting rod, and the scraper is in contact with the inner surface of the feed port.

[0040] Compared with the prior art, the utility model has the following beneficial effects:

[0041] Firstly, by pulling the connecting rope, the outer wiping block can be easily driven to wipe and clean the dust on the outer surface of the observation window. Through the magnetic attraction between the active magnet and the driven magnet, the inner wiping block and the outer wiping block can be driven to slide at the same time, thereby wiping and cleaning the dust, plastic particles, etc. on the inner surface of the observation window. The operation is convenient and efficient.

[0042] Secondly, through the rotation of the dividing plate in the feed port, the plastic particles can enter the bottom of the drying tank at a more uniform and stable speed, avoiding uneven drying of the plastic particles due to uneven feeding speed. The left and right movement of the scraper also prevents the plastic particles from sticking to the inner wall of the feed port when it is too moist.

[0043] The utility model can quickly and conveniently wipe and clean the dust, impurities and the like on the inner and outer surfaces of the observation window by pulling the connecting rope. The operation is convenient and efficient, so that the staff can observe the drying condition of the plastic particles in the drying tank more clearly. The rotation of the dividing plate in the feed port allows the plastic particles to enter the bottom of the drying tank at a more uniform and stable speed, thereby improving the consistency of the drying effect of the plastic particles and preventing the plastic particles from sticking to the inner wall of the feed port when they are too damp. BRIEF DESCRIPTION OF THE DRAWINGS

[0044] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0045] Figure 2 It is a schematic diagram of the observation window structure of the utility model.

[0046] Figure 3 It is a schematic diagram of the first sliding block structure of the utility model.

[0047] Figure 4 It is a schematic diagram of the feed port structure of the utility model.

[0048] Figure 5 It is a structural schematic diagram of a material dividing plate of the utility model.

[0049] In the figure, the corresponding relationship between the component names and the figure numbers is as follows:

[0050] 1. Mounting seat; 2. Drying tank; 201. Observation window; 3. Fan; 4. Feed inlet; 5. First mounting cavity; 6. First slider; 601. Connecting rope; 602. Fixed pulley; 7. Active magnet; 701. Outer wiping block; 8. Driven magnet; 801. Inner wiping block; 9. Second slider; 10. Second mounting cavity; 11. Driving motor; 12. First transmission shaft; 1201. Dividing plate; 1202. Active pulley; 13. Reciprocating screw; 1301. Driven pulley; 14. Transmission belt; 15. Guide block; 1501. Connecting rod; 1502. Scraper. DETAILED DESCRIPTION

[0051] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0052] Embodiment 1:

[0053] As attached Figure 1To Attachment Figure 5 As shown:

[0054] The utility model provides a raw material drying device for producing plastic edge strips, comprising a mounting seat 1;

[0055] A drying tank 2, which is fixedly connected to the top of the mounting base 1;

[0056] An observation window 201, the observation window 201 is fixedly connected to the inside of the drying tank 2;

[0057] The fan 3 is fixedly connected to the right side of the mounting base 1;

[0058] A feed inlet 4, which is arranged at the bottom of the drying tank 2;

[0059] A first installation cavity 5, the first installation cavity 5 is fixedly connected to the outside of the drying tank 2;

[0060] A first sliding block 6, the first sliding block 6 is slidably connected inside the first mounting cavity 5;

[0061] Dustproof components are arranged on the front and rear sides of the observation window 201.

[0062] Among them, the dustproof components include:

[0063] A fixed pulley 602, which is fixedly connected to the top of the first mounting cavity 5;

[0064] The connecting rope 601 is fixedly connected to the inside of the first slider 6. The connecting rope 601 is arranged on the top of the fixed pulley 602. The connecting rope 601 passes through the first installation cavity 5. The effect brought about is that by pulling the bottom area of ​​the connecting rope 601, the first slider 6 can be driven to slide up and down in the first installation cavity 5. The fixed pulley 602 can ensure that the pulling process is smoother.

[0065] Among them, the dustproof components also include:

[0066] An active magnet 7, which is fixedly connected behind the first slider 6;

[0067] The outer wiping block 701 is fixedly connected behind the active magnet 7. The outer wiping block 701 fits the outer surface of the observation window 201. The effect is that the first slider 6 drives the active magnet 7 and the outer wiping block 701 to slide at the same time, thereby wiping and cleaning the dust on the outer surface of the observation window 201.

[0068] Among them, the dustproof components also include:

[0069] A second installation cavity 10, the second installation cavity 10 is fixedly connected to the inside of the drying tank 2;

[0070] A second sliding block 9, the second sliding block 9 is slidably connected inside the second mounting cavity 10;

[0071] A driven magnet 8, the driven magnet 8 is fixedly connected in front of the second slider 9;

[0072] The inner wiping block 801 is fixedly connected in front of the driven magnet 8. The inner wiping block 801 fits with the inner surface of the observation window 201. The effect is that the magnetic attraction between the active magnet 7 and the driven magnet 8 can drive the inner wiping block 801 and the outer wiping block 701 to slide at the same time, thereby wiping and cleaning the dust, plastic particles, etc. on the inner surface of the observation window 201. The second slider 9 and the second mounting cavity 10 can ensure that the sliding trajectory of the inner wiping block 801 is more stable and controllable.

[0073] The specific usage and function of this embodiment are as follows:

[0074] When the observation window 201 is blurry and the situation inside the drying tank 2 cannot be clearly seen, pulling the bottom area of ​​the connecting rope 601 can drive the first slider 6 to slide up and down in the first installation cavity 5, and the fixed pulley 602 can ensure that the pulling process is smoother. The first slider 6 drives the active magnet 7 and the outer wiping block 701 to slide at the same time, so as to wipe and clean the dust on the outer surface of the observation window 201. Through the magnetic attraction between the active magnet 7 and the driven magnet 8, the inner wiping block 801 and the outer wiping block 701 can be driven to slide at the same time, so as to wipe and clean the dust, plastic particles, etc. on the inner surface of the observation window 201. The second slider 9 and the second installation cavity 10 can ensure that the sliding trajectory of the inner wiping block 801 is more stable and controllable, so as to facilitate the cleaning of the observation window 201, so that the staff can observe the situation inside the drying tank 2 more clearly.

[0075] Embodiment 2:

[0076] Based on the first embodiment, as shown in the attached Figure 1 To Attachment Figure 5 As shown, a uniform feeding component is also included, and the uniform feeding component is arranged inside the feed port 4.

[0077] Among them, the uniform feeding component includes:

[0078] A driving motor 11, which is fixedly connected to the right side of the feed port 4;

[0079] A first transmission shaft 12, the first transmission shaft 12 is rotatably connected to the inside of the feed port 4, and the right end of the first transmission shaft 12 is coaxially fixedly connected to the rotating shaft of the driving motor 11;

[0080] The dividing plate 1201 is coaxially fixedly connected to the outside of the first transmission shaft 12, so that the driving motor 11 drives the first transmission shaft 12 and the dividing plate 1201 to rotate, so that the material entering the feed port 4 can enter the bottom of the drying tank 2 at a more stable speed and be transported to the inside of the drying tank 2 through the stirring cage.

[0081] Among them, the uniform feeding component also includes:

[0082] A driving pulley 1202, which is coaxially fixedly connected to the outside of the first transmission shaft 12;

[0083] A reciprocating screw 13, the reciprocating screw 13 is rotatably connected to the inside of the feed port 4;

[0084] A driven pulley 1301, which is coaxially fixedly connected to the right end of the reciprocating screw 13;

[0085] The transmission belt 14 is connected to the outside of the active pulley 1202 and the driven pulley 1301, so that the driving motor 11 drives the reciprocating screw 13 to rotate through the transmission mechanism composed of the active pulley 1202, the driven pulley 1301 and the transmission belt 14.

[0086] Among them, the uniform feeding component also includes:

[0087] The guide block 15 is slidably connected to the top of the feed port 4, and the guide block 15 is threadedly connected to the reciprocating screw 13.

[0088] A connecting rod 1501, the connecting rod 1501 is fixedly connected to the front end of the guide block 15;

[0089] The scraper 1502 is fixedly connected to the front end of the connecting rod 1501, and the scraper 1502 fits the inner surface of the feed port 4. The reciprocating screw 13 drives the connecting rod 1501 and the scraper 1502 to move left and right through the threaded transmission mechanism formed together with the guide block 15, which can prevent some over-moisture plastic particles from sticking to the inside of the feed port 4.

[0090] The specific usage and function of this embodiment are as follows:

[0091] The material is put into the feed port 4, and the driving motor 11 drives the first transmission shaft 12 and the dividing plate 1201 to rotate, so that the material entering the feed port 4 can enter the bottom of the drying tank 2 at a more stable speed, and be transported to the inside of the drying tank 2 through the stirring cage, so as to avoid uneven drying of the plastic particles due to uneven feeding speed, thereby improving the consistency of the drying effect of the plastic particles; at the same time, the driving motor 11 will also drive the reciprocating screw 13 to rotate through the transmission mechanism composed of the active pulley 1202, the driven pulley 1301 and the transmission belt 14, and the reciprocating screw 13 drives the connecting rod 1501 and the scraper 1502 to move left and right through the threaded transmission mechanism composed of the guide block 15, which can prevent some over-moist plastic particles from adhering to the inner surface of the feed port 4 and causing residue.

Claims

1. A raw material drying device for producing plastic edge strips, comprising a mounting seat, a drying tank, an observation window, a fan, a feed port, a first mounting cavity, a first slider, a dustproof component and a uniform feed component; the drying tank is fixedly connected to the top of the mounting seat; characterized in that: The observation window is fixedly connected to the inside of the drying tank; the fan is fixedly connected to the right side of the mounting seat; the feed port is arranged at the bottom of the drying tank; the first mounting cavity is fixedly connected to the outside of the drying tank; the first slider is slidably connected to the inside of the first mounting cavity; the dustproof component is arranged on the front and rear sides of the observation window; the uniform feeding component is arranged inside the feed port.

2. A raw material drying device for producing plastic edge strips as claimed in claim 1, characterized in that: The dustproof component includes: a fixed pulley and a connecting rope; the fixed pulley is fixedly connected to the top of the first installation cavity; the connecting rope is fixedly connected to the inside of the first sliding block, the connecting rope is laid on the top of the fixed pulley, and the connecting rope passes through the first installation cavity.

3. A raw material drying device for producing plastic edge strips as claimed in claim 2, characterized in that: The dustproof component also includes: an active magnet and an outer wiping block; the active magnet is fixedly connected behind the first slider; the outer wiping block is fixedly connected behind the active magnet, and the outer wiping block is in contact with the outer surface of the observation window.

4. A raw material drying device for producing plastic edge strips as claimed in claim 3, characterized in that: The dustproof component also includes: a second mounting cavity, a second slider, a driven magnet and an inner wiping block; the second mounting cavity is fixedly connected to the inside of the drying tank; the second slider is slidably connected to the inside of the second mounting cavity; the driven magnet is fixedly connected to the front of the second slider; the inner wiping block is fixedly connected to the front of the driven magnet, and the inner wiping block is in contact with the inner surface of the observation window.

5. A raw material drying device for producing plastic edge strips as claimed in claim 1, characterized in that: The uniform speed feeding assembly includes: a driving motor, a first transmission shaft and a dividing plate; the driving motor is fixedly connected to the right side of the feeding port; the first transmission shaft is rotatably connected inside the feeding port, and the right end of the first transmission shaft is coaxially fixedly connected to the rotating shaft of the driving motor; the dividing plate is coaxially fixedly connected to the outer side of the first transmission shaft.

6. A raw material drying device for producing plastic edge strips as claimed in claim 5, characterized in that: The uniform speed feeding assembly also includes: a driving pulley, a reciprocating screw, a driven pulley and a transmission belt; the driving pulley is coaxially fixedly connected to the outside of the first transmission shaft; the reciprocating screw is rotatably connected to the inside of the feed port; the driven pulley is coaxially fixedly connected to the right end of the reciprocating screw; the transmission belt is transmission-connected to the outside of the driving pulley and the driven pulley.

7. A raw material drying device for producing plastic edge strips as claimed in claim 6, characterized in that: The uniform feeding assembly also includes: a guide block, a connecting rod and a scraper; the guide block is slidably connected to the top of the feed port, the guide block is threadedly connected to the reciprocating screw, and the connecting rod is fixedly connected to the front end of the guide block; the scraper is fixedly connected to the front end of the connecting rod, and the scraper is in contact with the inner surface of the feed port.

Images