CN110332804B

CN110332804B - Explosion-proof safe industrial furnace

Info

Publication number: CN110332804B
Application number: CN201910591572.4A
Authority: CN
Inventors: 张晨曦
Original assignee: Anhui Re Tong Industrial Machinery Co ltd
Current assignee: ANHUI RE TONG INDUSTRIAL MACHINERY Co.,Ltd.
Priority date: 2019-07-02
Filing date: 2019-07-02
Publication date: 2020-12-04
Anticipated expiration: 2039-07-02
Also published as: CN110332804A

Abstract

The invention provides an explosion-proof safe industrial furnace, which comprises a shell, a sealing cover, a power-on port and a fixing frame, wherein the right side of the shell is movably connected with the sealing cover through a rotating shaft, the inner side of the sealing cover is fixedly connected with a sealing plate, the upper end and the lower end of the shell are respectively embedded with the power-on port, the inner side of the power-on port is provided with an electric wire, the front side and the rear side of the bottom end of the outer wall of the shell are respectively fixedly connected with the fixing frame, the middle part of the right side of the inner wall of the shell is embedded with a combustion chamber, the periphery of the inner wall of the combustion chamber is respectively embedded with an electric heating tube, the upper end and the lower end of the electric heating tube are respectively fixedly connected. The whole device has stable structure, strong explosion-proof capability, good calcining capability and high safety performance, and can effectively control the internal air pressure.

Description

Explosion-proof safe industrial furnace

Technical Field

The invention belongs to the technical field of industrial calcining equipment, and particularly relates to an explosion-proof safe industrial furnace.

Background

The industrial furnace is a thermal device for heating materials or workpieces by using heat generated by fuel combustion or electric energy conversion in industrial production, and generally comprises the following structural components: the industrial furnace body comprises a frame supporting structure, a hearth structure, a material conveying system and the like; the heat supply system comprises equipment systems for providing heat sources for materials in the industrial furnace, such as energy medium pipelines, equipment systems, electric power transmission system transformation equipment and the like; the smoke exhaust system comprises a flue, a chimney, a heat exchanger, smoke exhaust auxiliary equipment and other matched equipment.

When the existing industrial furnace is calcined, the internal air pressure is increased, the pressure intensity of the inner wall of the industrial furnace is increased, the internal pressure intensity is too high, the furnace is fried, the working safety is damaged, the working efficiency is influenced, and meanwhile, when part of industrial furnaces are processed, internal materials and external fuel gas are in contact reaction, so that the industrial furnace is exploded.

Therefore, the inventor provides an explosion-proof safe industrial furnace with the experience of design development and actual manufacturing in the related industry for years, and researches and improves the existing structure and deficiency, so as to achieve the purpose of higher practical value.

Disclosure of Invention

The invention aims to provide an explosion-proof safe industrial furnace to solve the problem of easy-to-explode furnaces in the background technology.

The purpose and the efficacy of the explosion-proof safe industrial furnace are achieved by the following specific technical means:

an explosion-proof safe industrial furnace comprises a shell, wherein the right side of the shell is movably connected with a sealing cover through a rotating shaft, the inner side of the sealing cover is fixedly connected with a sealing plate, the upper end and the lower end of the shell are respectively embedded with a power-on port, the inner side of the power-on port is respectively provided with an electric wire, the front side and the rear side of the bottom end of the outer wall of the shell are respectively fixedly connected with a fixing frame, the middle part of the right side of the inner wall of the shell is embedded with a combustion chamber, the periphery of the inner wall of the combustion chamber is respectively embedded with an electric heating tube, the upper end and the lower end of the electric heating tube are respectively fixedly connected with a base, the outer side of the base is respectively fixedly connected with a conductive post, the outer side of the conductive post is respectively embedded, the inner wall of the bottom end of the pressure guide pipe is embedded with a sliding groove.

As a further technical scheme of the invention: the quantity of internal gear is 3, and the internal gear meshing is inside the conduction gear, and is equilateral triangle between the internal gear and sets up, and the equal fixedly connected with set square in internal gear top, and the fixedly connected with pivot in the middle part of set square top.

As a further technical scheme of the invention: the transmission post is square setting, and both ends middle part all imbeds about the transmission post and is provided with the bar groove, and around the transmission post both ends middle part all imbeds and is provided with circular hole groove, and circular hole groove agrees with the side slide rail, and side slide rail length is greater than bearing plate length.

As a further technical scheme of the invention: the upper end and the lower end of the middle sliding block are provided with rod bodies, the middle sliding block is fixedly connected with an inner gear through the rod bodies respectively, the number of the transmission gears is 2, and the transmission gears are symmetrically arranged along the middle horizontal line of the middle sliding block.

As a further technical scheme of the invention: the bottom end of the movable baffle is fixedly connected with a connecting column which is arranged in an L shape, and the inner wall of the ventilation slide rail is embedded with a sliding groove which is matched with the roller.

As a further technical scheme of the invention: the integrative ring that is provided with in combustion chamber inner wall left side, and the ring is to the slope setting of right side bottom, and the ring is located the adjustable fender right side.

As a further technical scheme of the invention: the base is embedded in the middle of the inner wall of the combustion chamber, the electric heating tube is arranged in an arc shape, and the electric heating tube is tightly attached to the surface of the inner wall of the combustion chamber.

As a further technical scheme of the invention: well slider outer wall swing joint has well slide rail, the equal fixedly connected with transmission post in both ends around well slide rail, transmission post left side fixedly connected with bearing plate, and both ends all imbed about the bearing plate middle part are provided with anti-contrary board, transmission post right side top fixedly connected with spliced pole, the equal sliding connection in both ends middle part has the side slide rail around the transmission post.

As a further technical scheme of the invention: the embedding of connecting pipe bottom inner wall middle part is provided with the decompression pipe, and both sides all imbed about the connecting pipe bottom and are provided with the conduction gear, and the swing joint in middle part of the conduction gear has the internal gear, internal gear top fixedly connected with set square, and the slider in the internal gear removal fixedly connected with.

Compared with the prior art, the invention has the following advantages:

1. in the invention, the number of the inner gears is 3, the inner gears are meshed inside the transmission gear, the inner gears are arranged in an equilateral triangle, the top ends of the inner gears are fixedly connected with the triangular plates, the middle parts of the top ends of the triangular plates are fixedly connected with the rotating shaft, the inner gears have good transmission effect, when the internal gear is used, the internal air pressure pushes the movable baffle plate, the movable baffle plate pushes the transmission columns to move through the connecting columns, when the transmission columns move, the middle sliding blocks slide along the middle sliding rails, so that the inner gears rotate, meanwhile, in the moving process of the movable baffle plate, the air pressure on the inner wall of the combustion chamber is led out from the ventilation sliding rails to reduce the pressure, so that explosion caused by overhigh internal air pressure when the industrial furnace is used can be effectively avoided, the use safety is improved, meanwhile, the connection is more stable through the transmission gear, is convenient for the use of industrial furnaces.

2. In the invention, the transmission column is arranged in a square shape, the middle parts of the upper end and the lower end of the transmission column are respectively embedded with a strip-shaped groove, the middle parts of the front end and the rear end of the transmission column are respectively embedded with a circular hole groove, the circular hole grooves are matched with the side slide rails, the length of the side slide rails is greater than that of the pressure bearing plate, the transmission column has good transmission capability, when in use, the transmission column is pushed to slide along the side slide rails through the movable baffle plate, when the movable baffle plate slides, the inner middle slide block enables the inner gear to do circular motion through the rod bodies on the upper side and the lower side, meanwhile, the middle slide block slides along the slide rails, when the transmission column slides, the pressure bearing plate is pushed to slide towards the left side along the slide grooves, meanwhile, high-pressure gas in the interior is guided into the pressure guide pipe from the ventilation slide rails, and is guided under the action of, make the bearing plate pass through the transmission post and drive adjustable fender and slide to the right side, until adjustable fender right side and combustion chamber left side laminating, the inside high atmospheric pressure of connecting pipe is gaseous from the pipe discharge that reduces pressure simultaneously to reach the purpose of decompression, avoid leading to exploding the stove because of the inside atmospheric pressure of industrial furnace is too high, increase safe in utilization.

3. According to the invention, the base is embedded in the middle of the inner wall of the combustion chamber, the electric heating tube is arranged in an arc shape and is tightly attached to the surface of the inner wall of the combustion chamber, the electric heating tube has good heating capacity, contact between the internal calcined substance and electricity is effectively avoided through the arrangement of the base, explosion caused by the contact between the calcined substance and the electricity is avoided, meanwhile, through the arrangement of the heat insulation layer, the safety of equipment use is improved, and high-temperature conduction to the electric wire is avoided while the internal temperature of the combustion chamber is kept, so that the electric wire is prevented from being damaged.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic sectional structure of the housing of the present invention.

Fig. 3 is a partial sectional structural view of the housing of the present invention.

Fig. 4 is a partial structural view of the bottom end of the conduction gear of the present invention.

Fig. 5 is a schematic cross-sectional structure of the drive column of the present invention.

Fig. 6 is an enlarged view of the invention at a in fig. 2.

Fig. 7 is an enlarged view of the invention at B in fig. 2.

Fig. 8 is an enlarged view of the invention at C in fig. 2.

Fig. 9 is an enlarged view of the invention at D in fig. 2.

Fig. 10 is an enlarged view of the invention at E in fig. 3.

Fig. 11 is an enlarged view at F in fig. 2 of the present invention.

In the figure: 1-shell, 101-fastener, 102-conductive column, 103-base, 104-electrothermal tube, 105-heat insulation layer, 106-combustion chamber, 107-movable baffle, 1071-roller, 1072-top sliding plate, 108-pressure guide tube, 1081-sliding chute, 109-conduction gear, 1091-triangle, 1092-internal gear, 1093-transmission column, 1094-bearing plate, 1095-connecting column, 1096-middle sliding block, 1097-middle sliding rail, 1098-side sliding rail, 1099-anti-reverse plate, 1010-ventilation sliding rail, 1011-decompression tube, 2-sealing cover, 201-rotating shaft, 202-sealing plate, 3-ventilation port, 301-wire and 4-fixing frame.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 11, an explosion-proof safety industrial furnace comprises: the combustion chamber comprises a shell 1, a fastener 101, a conductive column 102, a base 103, an electrothermal tube 104, a heat insulating layer 105, a combustion chamber 106, a movable baffle 107, a roller 1071, a top sliding plate 1072, a pressure pipe 108, a sliding groove 1081, a conduction gear 109, a triangle plate 1091, an inner gear 1092, a transmission column 1093, a pressure bearing plate 1094, a connection column 1095, a middle slider 1096, a middle sliding rail 1097, a side sliding rail 1098, an anti-reverse plate 1099, a ventilation sliding rail 1010, a pressure reducing pipe 1011, a sealing cover 2, a rotating shaft 201, a sealing plate 202, an electrifying port 3, an electric wire 301 and a fixing frame 4, wherein the sealing cover 2 is movably connected to the right side of the shell 1 through the rotating shaft 201, the sealing plate 202 is fixedly connected to the inner side of the sealing cover 2, the electrifying port 3 is embedded in the upper end and the lower end of the shell 1, the electric wire 301 is arranged inside the electrifying port 3, the fixing, the upper end and the lower end of an electrothermal tube 104 are fixedly connected with a base 103, the outer side of the base 103 is fixedly connected with a conductive column 102, the outer side of the conductive column 102 is fixedly connected with a fastener 101, the periphery of the inner wall of a shell 1 is embedded with a heat insulation layer 105, the left side of a combustion chamber 106 is movably connected with a movable baffle 107, the front side and the rear side of the bottom end of the movable baffle 107 are movably connected with rollers 1071, the top end of the movable baffle 107 is integrally provided with a top sliding plate 1072, the bottom end of the movable baffle 107 is embedded with an air slide rail 1010, the left side inner wall of the shell 1 is embedded with a pressure guide pipe 108, the bottom end inner wall of the pressure guide pipe 108 is embedded with a chute 1081, the middle part of the bottom end inner wall of the pressure guide pipe 108 is embedded with a pressure reducing pipe 1011, the upper side, the outer wall of the middle sliding block 1096 is movably connected with a middle sliding rail 1097, the front end and the rear end of the middle sliding rail 1097 are fixedly connected with a transmission column 1093, the left side of the transmission column 1093 is fixedly connected with a bearing plate 1094, the upper end and the lower end of the middle of the bearing plate 1094 are respectively embedded with an anti-reverse plate 1099, the top end of the right side of the transmission column 1093 is fixedly connected with a connection column 1095, and the middle of the front end and the rear end of the transmission column 1093 are respectively.

Referring to fig. 2-4, further, the number of the internal gears 1092 is 3, the internal gears 1092 are engaged inside the transmission gear 109, the internal gears 1092 are disposed in an equilateral triangle, the triangular plate 1091 is fixedly connected to the top ends of the internal gears 1092, the rotating shaft is fixedly connected to the middle of the top end of the triangular plate 1091, the internal gears 1092 have a good transmission function, when the internal gear 1092 is used, the internal air pressure pushes the movable baffle 107, the movable baffle 107 pushes the transmission column 1093 to move through the connection column 1095, when the transmission column 1093 moves, the internal gear 1092 rotates by sliding along the middle slide rail 1097 through the middle slide block 1096, and when the movable baffle 107 moves, the air pressure inside the combustion chamber 106 is guided out from the ventilation slide rail 1010 to reduce the pressure, thereby effectively avoiding explosion caused by too high internal air pressure when the industrial furnace is used, improving the safety in use, and making the connection more stable through the transmission gear 109, when the air pressure in the combustion chamber 106 is reduced, the movable baffle 107 is pushed back to the original position, so that the industrial furnace can be conveniently used.

Referring to fig. 2, 3 and 5, further, the transmission column 1093 is disposed in a square shape, strip-shaped grooves are embedded in the middle portions of the upper and lower ends of the transmission column 1093, circular hole grooves are embedded in the middle portions of the front and rear ends of the transmission column 1093, the circular hole grooves are engaged with the side sliding rails 1098, the length of the side sliding rails 1098 is greater than that of the pressure bearing plate 1094, the transmission column 1093 has good transmission capability, when the transmission column 1093 slides along the side sliding rails 1098 by the movable baffle 107, when the movable baffle 107 slides, the inner middle slider 1096 causes the inner gear 1092 to perform circular motion by the rod bodies on the upper and lower sides, the middle slider 1096 slides along the sliding rails 1097, when the transmission column 1093 slides, the pressure bearing plate 1094 is pushed to slide to the left side along the sliding grooves 1081, high-pressure gas is guided into the pressure guide 108 from the ventilation sliding rails 1010, and is guided by the pressure guide 108, due to the blocking effect of, make the air current along pressure pipe 108 reverse time needle guide defeated, when the air current reachd pressure pipe 108 bottom left side, promote bearing plate 1094 and slide to the right side, make bearing plate 1094 pass through transmission post 1093 and drive adjustable fender 107 and slide to the right side, until adjustable fender 107 right side and combustion chamber 106 left side laminating, the inside high atmospheric pressure gas of pressure pipe 108 is discharged from decompression pipe 1011 simultaneously, thereby reach the mesh of decompression, avoid leading to the explode stove because of the inside atmospheric pressure of industrial furnace is too high, increase safety in utilization.

Referring to fig. 2, fig. 3 and fig. 5, further, rod bodies are arranged at the upper end and the lower end of the middle slider 1096, the middle slider 1096 is fixedly connected with an inner gear 1092 through the rod bodies, the number of the transmission gears 109 is 2, the transmission gears 109 are symmetrically arranged along the middle horizontal line of the middle slider 1096, the middle slider 1096 has good sliding capacity, when the movable baffle 107 slides, the inner slider 1096 makes the inner gear 1092 do circular motion through the rod bodies at the upper side and the lower side, and meanwhile, the middle slider 1096 slides along the sliding rail 1097, so that the pressure discharge work of the equipment is facilitated, and meanwhile, the pressure discharge operation is convenient, the stability is high, and the repeatability is good.

Referring to fig. 2, further, a connecting column 1095 is fixedly connected to the bottom end of the movable baffle 107, the connecting column 1095 is arranged in an L shape, and the inner wall of the ventilation slide rail 1010 is embedded with a chute, and the sliding groove is matched with the roller 1071, the movable baffle 107 has good sealing effect and pressure bearing effect, and through the left-right sliding of the movable baffle 107, therefore, the industrial furnace can carry out pressure discharge work, when in use, the internal air pressure pushes the movable baffle 107, the movable baffle 107 pushes the transmission column 1093 to move through the connection column 1095 and slides along the middle slide rail 1097 through the middle slide block 1096, so that the inner gear 1092 rotates, and the air pressure in the inner wall of the combustion chamber 106 is guided out of the ventilation slide rails 1010 during the movement of the movable baffle 107, thereby facilitating the pressure discharge operation of the device, meanwhile, the normal pressure in the furnace can be effectively maintained, and the accident of explosion caused by overhigh air pressure in the industrial furnace can be avoided.

See fig. 2 and fig. 7, further, combustion chamber 106 inner wall left side an organic whole is provided with the ring, and the ring is to the slope setting of right side bottom, and the ring is located adjustable fender 107 right side, and the ring has good separation effect, avoids the inside material of combustion chamber 106 to push away to the slide rail 1010 of ventilating because of atmospheric pressure effect tie to cause the jam of pressure pipe 108, thereby influence the pressure work of arranging, make the more convenient safety of equipment use operation.

Referring to fig. 2 and 8, further, the base 103 is embedded in the middle of the inner wall of the combustion chamber 106, the electric heating tube 104 is disposed in an arc shape, and the electric heating tube 104 is tightly attached to the inner wall surface of the combustion chamber 106, the electric heating tube 104 has good heating capability, contact between the calcined substance inside and electricity is effectively avoided by disposing the base 103, explosion caused by the calcined substance and the electric contact is avoided, and meanwhile, safety of use of the device is improved by disposing the heat insulation layer 105, while the internal temperature of the combustion chamber 106 is maintained, high temperature conduction to the electric wire 301 is avoided, so that the electric wire 301 is damaged, and use is affected.

The specific use mode and function of the embodiment are as follows:

firstly, an external power supply is connected, the sealing cover 2 is opened through the rotating shaft 201, a material to be calcined is placed in the combustion chamber 106, then the sealing cover 2 is closed, when the electric heating tube 104 is operated to perform calcination operation, high pressure is generated during calcination, internal air pressure pushes the movable baffle 107, the movable baffle 107 pushes the transmission column 1093 to move through the connecting column 1095, when the transmission column 1093 moves, the middle slide block 1096 slides along the middle slide rail 1097, so that the internal gear 1092 rotates, meanwhile, in the moving process of the movable baffle 107, air pressure on the inner wall of the combustion chamber 106 is led out from the ventilation slide rail 1010, the transmission column 1093 is pushed by the movable baffle 107 to slide along the side slide rails 1098, when the movable baffle 107 slides, the internal middle slide block 1096 makes the internal gear 1092 perform circular motion through the rod bodies on the upper side and the lower side, simultaneously, the middle slide block 1096 slides along the slide rails 1097, when the transmission column 1093, meanwhile, high-pressure gas inside the pressure guide pipe 108 is guided into the pressure guide rail 1010 from the ventilation slide rail 1010, flow guiding is carried out under the action of the pressure guide pipe 108, due to the blocking effect of the pressure guide plate 1094, the gas flow is guided along the reverse clock of the pressure guide pipe 108, when the gas flow reaches the left side of the bottom end of the pressure guide pipe 108, the pressure guide plate 1094 is pushed to slide towards the right side, the pressure guide plate 1094 drives the movable baffle 107 to slide towards the right side through the transmission column 1093 until the right side of the movable baffle 107 is attached to the left side of the combustion chamber 106, meanwhile, the high-pressure gas inside the pressure guide pipe 108 is discharged from the pressure reduction.

In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. An explosion-proof safe industrial furnace, includes casing (1), its characterized in that: the right side of the shell (1) is movably connected with a sealing cover (2) through a rotating shaft (201), the inner side of the sealing cover (2) is fixedly connected with a sealing plate (202), the upper end and the lower end of the shell (1) are respectively embedded with a power-on port (3), the inner side of the power-on port (3) is respectively provided with an electric wire (301), the front side and the rear side of the bottom end of the outer wall of the shell (1) are respectively fixedly connected with a fixing frame (4), the middle part of the right side of the inner wall of the shell (1) is embedded with a combustion chamber (106), the periphery of the inner wall of the combustion chamber (106) is respectively embedded with an electric heating tube (104), the upper end and the lower end of the electric heating tube (104) are respectively fixedly connected with a base (103), a conductive column (102) is respectively and fixedly connected with a, the front side and the rear side of the bottom end of the movable baffle plate (107) are movably connected with idler wheels (1071), the top end of the movable baffle plate (107) is integrally provided with a top sliding plate (1072), the bottom end of the movable baffle plate (107) is embedded with a ventilation sliding rail (1010), the inner wall of the left side of the shell (1) is embedded with a pressure guide pipe (108), and the inner wall of the bottom end of the pressure guide pipe (108) is embedded with a sliding groove (1081;

the bottom end of the movable baffle (107) is fixedly connected with a connecting column (1095), the connecting column (1095) is arranged in an L shape, a sliding groove is embedded in the inner wall of the ventilation sliding rail (1010), and the sliding groove is matched with the roller (1071);

a pressure reducing pipe (1011) is embedded in the middle of the inner wall of the bottom end of the pressure guide pipe (108), a transmission gear (109) is embedded in the upper side and the lower side of the bottom end of the pressure guide pipe (108), an inner gear (1092) is movably connected in the middle of the transmission gear (109), a triangular plate (1091) is fixedly connected to the top end of the inner gear (1092), and a middle sliding block (1096) is fixedly connected to the inner gear (1092) in a moving mode;

the outer wall of the middle sliding block (1096) is movably connected with a middle sliding rail (1097), the front end and the rear end of the middle sliding rail (1097) are fixedly connected with a transmission column (1093), the left side of the transmission column (1093) is fixedly connected with a bearing plate (1094), the upper end and the lower end of the middle of the bearing plate (1094) are respectively embedded with an anti-return plate (1099), the top end of the right side of the transmission column (1093) is fixedly connected with a connecting column (1095), and the middle parts of the front end and the rear end of the transmission column (1093) are respectively;

the upper end and the lower end of the middle sliding block (1096) are respectively provided with a rod body, the middle sliding block (1096) is respectively and fixedly connected with an inner gear (1092) through the rod bodies, the number of the transmission gears (109) is 2, and the transmission gears (109) are symmetrically arranged along the middle horizontal line of the middle sliding block (1096);

the transmission column (1093) is arranged in a square shape, strip-shaped grooves are embedded in the middle parts of the upper end and the lower end of the transmission column (1093), circular hole grooves are embedded in the middle parts of the front end and the rear end of the transmission column (1093), the circular hole grooves are matched with the side sliding rails (1098), and the length of the side sliding rails (1098) is larger than that of the bearing plate (1094);

the number of internal gear (1092) is 3, and inside internal gear (1092) meshing transmission gear (109), and be equilateral triangle setting between internal gear (1092), and all fixedly connected with set square (1091) on internal gear (1092) top, and set square (1091) top middle part fixedly connected with pivot.

2. An explosion-proof safety industrial furnace as claimed in claim 1, wherein the combustion chamber (106) is provided with a ring integrally at the left side of the inner wall, the ring is inclined towards the bottom of the right side, and the ring is positioned at the right side of the movable baffle plate (107).

3. An explosion-proof safety industrial furnace as claimed in claim 1, wherein the base (103) is embedded in the middle of the inner wall of the combustion chamber (106), the electric heating tube (104) is disposed in a circular arc shape, and the electric heating tube (104) is tightly adhered to the inner wall surface of the combustion chamber (106).