CN214447578U

CN214447578U - Heating device for polyethylene production usefulness

Info

Publication number: CN214447578U
Application number: CN202120510792.2U
Authority: CN
Inventors: 刘剑
Original assignee: Jiangxi Ganyou Plastic Technology Co ltd
Current assignee: Jiangxi Ganyou Plastic Technology Co ltd
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-10-22
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a heating device for polyethylene production, which comprises a heating box, a controller, a feeding device, an exhaust device, a heating chamber, a stirring shaft, a first motor and a heating pipe, wherein the feeding device and the exhaust device are arranged at the top end of the heating box, a rotating roller is arranged in the feeding device, the upper side and the lower side of the feeding device are separated by the rotating roller, the blanking of polyethylene is controlled by controlling the rotation of the rotating roller, the harmful gas is prevented from escaping from the feeding port, the harmful gas is led out to an external air purification device for processing by a connecting pipe of the exhaust device, an exhaust valve is arranged at the bottom end of the connecting pipe, the exhaust valve adopts a one-way valve structure, the exhaust is automatically carried out when the internal pressure of the heating chamber is too high, the internal heat of the heating chamber is prevented from being lost too fast, and the exhaust valve can be opened by pushing a pressing plate, the internal part of the heating chamber is exhausted, the operation is simple, the use is convenient, and the safety of polyethylene during heating is improved.

Description

Heating device for polyethylene production usefulness

Technical Field

The utility model relates to a polyethylene firing equipment field of being correlated with specifically is a heating device of polyethylene production usefulness.

Background

The polyethylene is high pressure polyethylene; LDPE; high pressure polyethylene injection molding material, linear low density polyethylene resin, linear polyethylene, LLDPE, low pressure low density polyethylene, PE; a polyethylene resin; polyethylene wax, low molecular weight polyethylene, PE wax; low density polyethylene is used for making films for agricultural, food and industrial packaging, wire and cable coating and coating, synthetic paper, etc., keeping the container sealed, storing in a cool and dry place, and ensuring a good ventilation or exhaust device in the workshop.

The polyethylene can generate volatile mixtures such as acid, ester, unsaturated hydrocarbon, peroxide, carbon monoxide, carbon dioxide, formaldehyde, acetaldehyde and the like after being heated, the volatile mixtures are not discharged, and harmful gases run out from a feed inlet to cause harm to the health of workers.

SUMMERY OF THE UTILITY MODEL

Therefore, in order to solve the above-mentioned insufficiency, the utility model provides a heating device for polyethylene production here.

The utility model discloses a realize like this, construct a heating device that polyethylene production used, the device includes heating cabinet, feed arrangement and exhaust apparatus, the controller is installed to heating cabinet right-hand member rear side, the heating chamber has been seted up at the middle part in the heating cabinet, the inside (mixing) shaft that is provided with of heating chamber, the (mixing) shaft right side is connected with the output shaft of first motor, first motor left end passes through the bolt and locks each other with the heating cabinet, the heating chamber outside is provided with the heating pipe, heating chamber bottom middle part is connected with the discharging pipe, discharging pipe internally mounted has ejection of compact valve, heating cabinet bottom edge department locks each other with the supporting legs through the bolt, feed arrangement and exhaust apparatus are installed respectively on heating cabinet top middle part and right side, and feed arrangement and exhaust apparatus bottom all are connected with the heating chamber, feed arrangement includes shell, heating chamber, The feeding device comprises a material guide groove, a rotating roller, a groove, a connecting shaft and a second motor, wherein the top end of a shell is mutually locked with the material guide groove through a bolt, the rotating roller is embedded in the middle of the inside of the shell, the groove is formed in the outer side of the rotating roller, the connecting shaft is arranged in the circle center of the rotating roller, the front end of the connecting shaft is connected with an output shaft of the second motor, the rear end of the second motor is mutually locked with a heating box through a bolt, and the bottom end of the shell is embedded into the heating box and connected with the heating chamber.

Preferably, the exhaust device comprises a straight pipe, an exhaust valve, a connecting pipe and a threaded joint, the top end of the straight pipe is connected with the exhaust valve, the top end of the exhaust valve is connected with the connecting pipe, the top end of the connecting pipe is provided with the threaded joint, the bottom end of the straight pipe extends into the heating box and is connected with the heating chamber, and the outer side of the exhaust valve is mutually locked with the heating box through bolts.

Preferably, the exhaust valve comprises a valve body, a sealing plate, a movable rod, a limiting pipe, a spring, a fixed rod, a connecting rod, a push rod and a pressing plate, a sealing plate is arranged at the bottom end inside the valve body, the middle part of the top end of the sealing plate is locked with the movable rod through threads, the middle part of the movable rod penetrates through the limiting pipe, the top end of the sealing plate is elastically connected with the limiting pipe through a spring, the spring is sleeved outside the movable rod, the outside of the limiting pipe is welded with the fixed rod, the outside of the fixed rod is welded with the valve body, the top end of the movable rod is rotatably connected with the connecting rod through a rotating shaft, the right end of the connecting rod is rotationally connected with the push rod through a rotating shaft, the right end of the push rod is mutually locked with the pressing plate through a bolt, the upper end and the lower end of the valve body are respectively connected with the connecting pipe and the straight pipe, the valve body is embedded into the heating box, and the outer side of the valve body is mutually locked with the heating box through bolts.

Preferably, the rotating roller is circular in front view, and the inner wall of the shell is attached to the rotating roller.

Preferably, the inside bottom external diameter of valve body is from top to bottom convergent, and the closing plate external diameter is from top to bottom convergent.

Preferably, the surface of the movable rod is smooth, and the inner wall of the limiting pipe is attached to the movable rod.

Preferably, the connecting rod is in a straight rod shape, and the connecting rod is inclined downwards from left to right.

Preferably, the push rod is transversely arranged, and the inner wall of the valve body is attached to the push rod.

Preferably, the rotating roller is made of stainless steel.

Preferably, the fixing rod, the connecting rod and the push rod are all made of No. 45 steel.

The utility model has the advantages of as follows: the utility model discloses an improve and provide a heating device of polyethylene production usefulness here, compare with equipment of the same type, have the following improvement:

a heating device of polyethylene production usefulness, through set up feed arrangement and exhaust apparatus on the heating cabinet top, the inside live-rollers that is provided with of feed arrangement, both sides are separated about the feed arrangement through the live-rollers, and rotate the blanking to polyethylene through the control live-rollers and control, avoid harmful gas to run out through feed inlet department, harmful gas exports to outside air purification equipment through exhaust apparatus's connecting pipe and handles on, and the connecting pipe bottom has set up the air discharge valve, air discharge valve adopts the check valve structure, automatic gassing when making heating chamber internal pressure too big, and avoid the inside heat of heating chamber to run off at the excessive speed, can open air discharge valve through promoting the pressing panel, exhaust inside the heating chamber, and the operation is simple, high durability and convenient use, the security when increasing the polyethylene heating.

Drawings

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

FIG. 2 is a sectional view of the internal structure of the heating chamber of the present invention;

FIG. 3 is a sectional view of the internal water structure of the feeding device of the present invention;

FIG. 4 is a schematic view of the structure of the exhaust apparatus of the present invention;

fig. 5 is a sectional view of the internal structure of the exhaust valve of the present invention.

Wherein: the device comprises a heating box-1, a controller-2, a feeding device-3, an exhaust device-4, a heating chamber-5, a stirring shaft-6, a first motor-7, a heating pipe-8, a discharging pipe-9, a discharging valve-10, supporting legs-11, a shell-31, a material guide groove-32, a rotating roller-33, a groove-34, a connecting shaft-35, a second motor-36, a straight pipe-41, an exhaust valve-42, a connecting pipe-43, a threaded joint-44, a valve body-421, a sealing plate-422, a movable rod-423, a limiting pipe-424, a spring-425, a fixing rod-426, a connecting rod-427, a push rod-428 and a pressing plate-429.

Detailed Description

The present invention will be described in detail with reference to the accompanying fig. 1-5, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.

Referring to fig. 1 and 2, the present invention provides a heating apparatus for polyethylene production, which comprises a heating tank 1, feed arrangement 3 and exhaust apparatus 4, controller 2 is installed to 1 right-hand member rear side of heating cabinet, heating chamber 5 has been seted up at the middle part in the heating cabinet 1, the inside (mixing) shaft 6 that is provided with of heating chamber 5, the (mixing) shaft 6 right side is connected with the output shaft of

first motor

7, 7 left ends of first motor lock solid each other with heating cabinet 1 through the bolt, the heating chamber 5 outside is provided with heating pipe 8, 5 bottom middle parts of heating chamber are connected with discharging pipe 9, discharging pipe 9 internally mounted has

discharge valve

10, 1 bottom edge of heating cabinet locks each other with supporting legs 11 through the bolt, feed arrangement 3 and exhaust apparatus 4 are installed respectively to 1 top middle part of heating cabinet and right side, and

feed arrangement

3 and 4 bottoms of exhaust apparatus all are connected with heating chamber 5.

Referring to fig. 3, the present invention provides a heating device for polyethylene production through improvement, the feeding device 3 includes a housing 31, a material guiding groove 32, a rotating roller 33, a groove 34, a connecting shaft 35 and a second motor 36, the top end of the housing 31 is locked with the material guiding groove 32 by a bolt, the rotating roller 33 is embedded in the middle of the housing 31, the groove 34 is formed on the outer side of the rotating roller 33, the connecting shaft 35 is disposed at the center of the rotating roller 33, the front end of the connecting shaft 35 is connected with the output shaft of the second motor 36, the rear end of the second motor 36 is locked with the heating box 1 by a bolt, the bottom end of the housing 31 is embedded into the heating box 1 and connected with the heating chamber 5, the rotating roller 33 is circular in front view, the inner wall of the housing 31 is attached to the rotating roller 33, the rotating roller 33 rotates along the inner wall of the housing 31, the falling of polyethylene is controlled by the rotating roller 33, and the gas inside the heating chamber 5 is prevented from escaping through the housing 31, the rotating roller 33 is made of stainless steel, has high hardness, and is not easy to rust.

Referring to fig. 4, the present invention provides a heating apparatus for polyethylene production through an improvement, the exhaust apparatus 4 includes a straight pipe 41, an exhaust valve 42, a connecting pipe 43 and a threaded joint 44, the top end of the straight pipe 41 is connected to the exhaust valve 42, the top end of the exhaust valve 42 is connected to the connecting pipe 43, the threaded joint 44 is disposed at the top end of the connecting pipe 43, the bottom end of the straight pipe 41 extends into the heating chamber 1 to be connected to the heating chamber 5, and the outside of the exhaust valve 42 is locked to the heating chamber 1 by bolts.

Referring to fig. 5, the present invention provides a heating apparatus for polyethylene production through an improvement, wherein an exhaust valve 42 includes a valve body 421, a sealing plate 422, a movable rod 423, a limiting tube 424, a spring 425, a fixed rod 426, a connecting rod 427, a push rod 428, and a pressing plate 429, the sealing plate 422 is disposed at the bottom end inside the valve body 421, the middle portion of the top end of the sealing plate 422 is screwed to the movable rod 423, the middle portion of the movable rod 423 penetrates through the limiting tube 424, the top end of the sealing plate 422 is elastically connected to the limiting tube 424 through the spring 425, the spring 425 is sleeved outside the movable rod 423, the outside of the limiting tube 424 is welded to the fixed rod 426, the outside of the fixed rod 426 is welded to the valve body 421, the top end of the movable rod 423 is rotatably connected to the connecting rod 427 through a rotating shaft, the right end of the connecting rod 427 is rotatably connected to the push rod 428 through a rotating shaft, the right end of the push rod 428 is rotatably connected to the pressing plate 429 through a bolt, the upper and lower ends of the valve body 421 are respectively connected to a connecting pipe 43 and a straight pipe 41, the valve body 421 is embedded into the heating box 1, and the outside of the valve body 421 is locked with the heating box 1 through a bolt, the outside diameter of the bottom end inside the valve body 421 is tapered from top to bottom, and the outside diameter of the sealing plate 422 is tapered from top to bottom, so that the sealing plate 422 moves downwards to seal the valve body 421, the surface of the movable rod 423 is smooth, the inner wall of the limiting pipe 424 is attached to the movable rod 423 to limit the moving track of the movable rod 423, the connecting rod 427 is straight, the connecting rod 427 inclines downwards from left to right, so that the push rod 428 moves leftwards to push the movable rod 423 upwards through the connecting rod 427, the push rod 428 is transversely arranged, the inner wall of the valve body 421 is attached to the push rod 428 to limit the moving track of the push rod 428, and the fixing rod 426, the connecting rod 427 and the push rod 428 are made of No. 45 steel, so that the hardness is high and the push rod is not easy to damage.

The utility model provides a heating device for polyethylene production through improvement, and the working principle is as follows;

firstly, before use, the device is firstly placed on a required plane position through the supporting legs 11, then the controller 2 is connected with an external power supply to be used as power supply, the controller 2 respectively controls the first motor 7, the heating pipe 8 and the second motor 36, and the top end of the connecting pipe 43 is connected with external air purification equipment through the threaded joint 44;

secondly, when the feeding device is used, polyethylene to be subjected to heat treatment is poured onto the material guide groove 32 of the feeding device 3, then the second motor 36 is controlled to generate power to drive the center of the front end of the connecting shaft 35 to rotate through the output shaft, the connecting shaft 35 drives the rotating roller 33 to rotate, the rotating roller 33 rotates along the inner wall of the shell 31 due to the fact that the inner wall of the shell 31 is attached to the rotating roller 33, the rotating roller 33 rotates to control falling of the polyethylene, and gas in the heating chamber 5 is prevented from escaping through the shell 31;

thirdly, controlling the heating pipe 8 to generate heat to heat the polyethylene in the heating chamber 5, generating power through the first motor 7 to drive the stirring shaft 6 to rotate through the output shaft, and stirring the polyethylene through the rotation of the stirring shaft 6 to ensure that the polyethylene is uniformly heated;

fourthly, when the internal pressure of the heating chamber 5 is too high, the gas presses the sealing plate 422 upwards, the sealing plate 422 presses the spring 425 upwards and drives the movable rod 423 to move vertically upwards, so that the gas is discharged to the external air purification equipment through the connecting pipe 43 for purification treatment, and the spring 425 generates elastic potential energy to push the sealing plate 422 downwards, so that the internal pressure of the heating chamber 5 is reduced and then the sealing plate is automatically closed and sealed;

fifthly, after the polyethylene is heated, the pressing plate 429 is pushed leftwards, the pressing plate 429 drives the push rod 428 to move leftwards, the connecting rod 427 inclines downwards from left to right, the push rod 428 moves leftwards, the connecting rod 427 pushes the movable rod 423 upwards, the movable rod 423 drives the sealing plate 422 to move upwards, the sealing of the sealing plate 422 on the valve body 421 is broken, the gas in the heating chamber 5 is discharged to an external air purifying device for purification, and then the discharging valve 10 is opened, so that the heated polyethylene can be discharged through the discharging pipe 9.

The utility model provides a heating device for polyethylene production through improving, through set up feed arrangement 3 and exhaust apparatus 4 on heating cabinet 1 top, feed arrangement 3 is inside to be provided with live-rollers 33, separate the upper and lower both sides of feed arrangement 33 through live-rollers 33, and control the blanking of polyethylene through controlling live-rollers 33 rotation, avoid harmful gas to run out through the feed inlet, harmful gas exports to the treatment on the outside air purification equipment through connecting pipe 43 of exhaust apparatus 4, and connecting pipe 43 bottom has set up exhaust valve 42, exhaust valve 42 adopts the check valve structure, make heating chamber 5 internal pressure go on deflating automatically when too big, and avoid heating chamber 5 internal heat to run off too fast, can open exhaust valve 42 through pushing plate 429, exhaust to the heating chamber inside, the operation is simple, high durability and convenient use, increasing the safety of the polyethylene when heated.

The basic principle and the main characteristics of the utility model and the advantages of the utility model have been shown and described above, and the utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing, and the concrete connection mode of each part all adopts conventional means such as ripe bolt rivet among the prior art, welding, and machinery, part and equipment all adopt prior art, conventional model, and conventional connection mode in the prior art is adopted in addition to circuit connection, and the details are not repeated here.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. A heating device for polyethylene production comprises a heating box (1), wherein a controller (2) is installed on the rear side of the right end of the heating box (1), a heating chamber (5) is formed in the middle of the heating box (1), a stirring shaft (6) is arranged inside the heating chamber (5), the right side of the stirring shaft (6) is connected with an output shaft of a first motor (7), the left end of the first motor (7) is mutually locked with the heating box (1) through bolts, a heating pipe (8) is arranged outside the heating chamber (5), the middle of the bottom end of the heating chamber (5) is connected with a discharging pipe (9), a discharging valve (10) is installed inside the discharging pipe (9), and the edge of the bottom end of the heating box (1) is mutually locked with a supporting leg (11) through bolts;

the method is characterized in that: the heating box is characterized by further comprising a feeding device (3) and an exhaust device (4), the feeding device (3) and the exhaust device (4) are respectively installed on the middle portion and the right side of the top end of the heating box (1), the bottom ends of the feeding device (3) and the exhaust device (4) are connected with the heating chamber (5), the feeding device (3) comprises a shell (31), a material guide groove (32), a rotating roller (33), a groove (34), a connecting shaft (35) and a second motor (36), the top end of the shell (31) is mutually locked with the material guide groove (32) through a bolt, the rotating roller (33) is embedded into the middle portion of the shell (31), the groove (34) is formed in the outer side of the rotating roller (33), the connecting shaft (35) is arranged at the circle center of the rotating roller (33), the front end of the connecting shaft (35) is connected with an output shaft of the second motor (36), the rear end of the second motor (36) is mutually locked with the heating box (1) through a bolt, the bottom end of the shell (31) is embedded into the heating box (1) and is connected with the heating chamber (5).

2. The heating apparatus for polyethylene production according to claim 1, wherein: exhaust apparatus (4) include straight tube (41), air discharge valve (42), connecting pipe (43) and screwed joint (44), straight tube (41) top is connected with air discharge valve (42), air discharge valve (42) top is connected with connecting pipe (43), connecting pipe (43) top is provided with screwed joint (44), straight tube (41) bottom is stretched into and is connected with heating chamber (5) in heating cabinet (1), air discharge valve (42) outside is through the bolt and heating cabinet (1) lock solid each other.

3. The heating apparatus for polyethylene production according to claim 2, wherein: the exhaust valve (42) comprises a valve body (421), a sealing plate (422), a movable rod (423), a limiting pipe (424), a spring (425), a fixed rod (426), a connecting rod (427), a push rod (428) and a pressing plate (429), wherein the sealing plate (422) is arranged at the bottom end inside the valve body (421), the middle of the top end of the sealing plate (422) is locked with the movable rod (423) in a threaded manner, the limiting pipe (424) penetrates through the middle of the movable rod (423), the top end of the sealing plate (422) is elastically connected with the limiting pipe (424) through the spring (425), the spring (425) is sleeved outside the movable rod (423), the outer side of the limiting pipe (424) is welded with the fixed rod (426), the outer side of the fixed rod (426) is welded with the valve body (421), the top end of the movable rod (423) is rotationally connected with the connecting rod (427) through a rotating shaft, and the right end of the connecting rod (427) is rotationally connected with the push rod (428) through the rotating shaft, the right end of the push rod (428) is locked with the pressing plate (429) through a bolt, the upper end and the lower end of the valve body (421) are connected with the connecting pipe (43) and the straight pipe (41) respectively, the valve body (421) is embedded into the heating box (1), and the outer side of the valve body (421) is locked with the heating box (1) through a bolt.

4. The heating apparatus for polyethylene production according to claim 1, wherein: the rotating roller (33) is circular in front view, and the inner wall of the shell (31) is attached to the rotating roller (33).

5. A heating device for polyethylene production according to claim 3, characterized in that: the external diameter of the bottom end in the valve body (421) is gradually reduced from top to bottom, and the external diameter of the sealing plate (422) is gradually reduced from top to bottom.

6. A heating device for polyethylene production according to claim 3, characterized in that: the surface of the movable rod (423) is smooth, and the inner wall of the limiting pipe (424) is attached to the movable rod (423).

7. A heating device for polyethylene production according to claim 3, characterized in that: the connecting rod (427) is in a straight rod shape, and the connecting rod (427) inclines downwards from left to right.

8. A heating device for polyethylene production according to claim 3, characterized in that: the push rod (428) is transversely arranged, and the inner wall of the valve body (421) is attached to the push rod (428).