CN210399985U - Wire laying brick and low-heat-loss and high-heat-efficiency electrothermal structure - Google Patents
Wire laying brick and low-heat-loss and high-heat-efficiency electrothermal structure Download PDFInfo
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- CN210399985U CN210399985U CN201920680384.4U CN201920680384U CN210399985U CN 210399985 U CN210399985 U CN 210399985U CN 201920680384 U CN201920680384 U CN 201920680384U CN 210399985 U CN210399985 U CN 210399985U
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Abstract
The utility model relates to a put silk brick and low heat waste, high heat efficiency electric heat structure includes the brick body, including a plurality of brick bodies, its characterized in that: the upper part of each brick body is provided with a structure similar to a T shape, the bottom of each brick body is a platform structure, two sides of the platform structure are respectively provided with an upward arc-shaped groove, two sides of the bottom surface of the upper part of each brick body are respectively provided with a downward arc-shaped groove, and a structure for installing electric heating devices from two sides is formed; the upper part of the brick body forms an easy-to-insert and easy-to-take-out structure of the electric heating device; the formed low-heat-loss and high-heat-efficiency electric heating structure comprises a plurality of filament placing bricks which are distributed at the connecting points of the polygonal shapes and are connected into a polygonal structure through electric heating devices; the wire laying bricks are fixedly connected into a stable polygon through fixing pieces, and all the electric heating devices are electrically connected into a whole end to form a polygonal electric heating structure; the electric heating device is not contacted with the inner cavity of the furnace body, so that an electric heating structure with low heat loss and high radiant heat efficiency is formed. Has the characteristics of small heat storage capacity of the furnace wall, small heat loss of a heating device, high heat efficiency, long service life and the like.
Description
Technical Field
The utility model relates to a wire laying brick, in particular to a wire laying brick and a low heat loss and high heat efficiency electrothermal structure. Belongs to the technical field of metal heat treatment equipment.
Background
At present, the industrial furnace is widely used in the industries of metallurgy, casting, heat treatment, forging and the like, and the energy consumption accounts for more than 80 percent of that of a hot working professional factory according to statistics. Therefore, it is one of the important points of industrial furnace research to improve the thermal efficiency of industrial furnaces, reduce energy consumption, and prolong the life of the furnaces and their electric heating structures. The industrial furnace structure comprises a furnace lining, a furnace frame, a heating device, a furnace machinery and a control system. The lining is made of refractory, heat-insulating and building materials, while the main heat losses of industrial furnaces are the heat accumulation of the lining and the heat dissipation of the furnace walls.
In the prior art, a spiral resistance wire is generally adopted as a heating element in an industrial furnace, and the spiral resistance wire is arranged on a wire laying brick to form a heating structure of the industrial furnace. Because the wire laying bricks are directly arranged on the furnace wall of the industrial furnace or are directly connected with the furnace wall of the industrial furnace, the problems of large heat storage capacity of the furnace wall, large heat loss of a heating device, low radiation heat efficiency, short service life and the like exist. In order to reduce the heat loss, some technical measures are taken, such as the disclosure of Chinese patent publications: the utility model discloses a patent number "2017201049508", the name is "a low heat waste, high temperature resistant rest wire brick" utility model patent, the patent number is "99124186X", the name is "interior oven structure that reduces industrial furnace rest wire brick heat loss" and the patent number is "991241835", the name is "method of heat loss that industrial furnace rest wire brick caused" utility model patent, though these patent technical schemes have respectively taken measures to reduce the heat loss, because its rest wire brick structure that relates to all is with the oven direct connection, therefore still exist the oven heat storage volume big, the heat loss of heating device is big, the thermal efficiency is low and life weak point scheduling problem.
SUMMERY OF THE UTILITY MODEL
One of the purposes of the utility model is to provide a wire laying brick for solving the problems of large heat storage capacity of the furnace wall, large heat loss of a heating device, low heat efficiency, short service life and the like in the wire laying brick structure in the prior art. Has the prominent substantive characteristics and the obvious technical progress of small heat storage capacity of the furnace wall, small heat loss of a heating device, high radiation heat efficiency, long service life and the like.
The utility model discloses an one of purpose can be realized through taking following technical scheme:
the utility model provides a put silk brick, includes the brick body, its structural feature is characterized in that: the upper part of the brick body is provided with a structure similar to a T shape or a double T shape, the bottom of the brick body is a platform structure, two sides of the platform structure are respectively provided with an upward arc-shaped groove, two sides of the bottom surface of the upper part of the brick body are respectively provided with a downward arc-shaped groove, and a structure for mounting electric heating devices from two sides is formed; the projection area of the upper part of the brick body is smaller, and an easily-embedded and taken-out structure of the electric heating device is formed.
The second purpose of the utility model can be realized by adopting the following technical scheme:
a low heat loss and high heat efficiency electric heating structure is structurally characterized in that: the wire laying bricks comprise a plurality of wire laying bricks, wherein the upper parts of the brick bodies of the wire laying bricks are provided with structures similar to a T shape or a double T shape, the bottoms of the wire laying bricks are platform structures, two sides of each platform structure are respectively provided with an upward arc-shaped groove, two sides of the bottom surface of the upper part of each brick body are respectively provided with a downward arc-shaped groove, and a structure for installing electric heating devices from two sides is formed; the projection area of the upper part of the brick body is smaller, so that an easily-embedded and easily-taken-out structure of the electric heating device is formed; the filament placing bricks are distributed at the connecting points of the polygonal shapes and are connected into a polygonal structure through electric heating devices; the wire laying bricks are fixedly connected into a stable polygon through fixing pieces, and all the electric heating devices are electrically connected into a whole end to form a polygonal electric heating structure; the electric heating device is not contacted with the inner cavity of the furnace body, so that an electric heating structure with low heat loss and high radiant heat efficiency is formed.
The utility model discloses a second purpose can also be realized through taking following technical scheme:
furthermore, the upper part of the brick body of the wire laying brick is provided with a structure similar to a double T shape, the front end of the wire laying brick is provided with an electric heating device, and the rear end of the wire laying brick is connected with the fixing piece.
Furthermore, the electric heating devices are connected into a polygonal structure with a plurality of layers to form a multilayer three-dimensional polygonal non-contact furnace body type electric heating structure.
Further, in the polygonal structure connected by the electric heating devices, a gap is formed between the electric heating devices and the inner cavity of the furnace body, so that a ventilation and heat dissipation structure is formed.
Furthermore, the electric heating device is composed of a ceramic tube and electric heating wires, the electric heating wires are wound on the ceramic tube, the electric heating wires are electrically connected into a whole end to end, and a positive input end and a negative input end of a power supply are arranged.
Furthermore, the fixing piece comprises a sleeve hook with an opening and a connecting rod, the sleeve hook with the opening is connected with the rear end of the upper part of the brick body of the wire placing brick, and the connecting rod is fixedly connected with the inner wall of the furnace body.
Furthermore, the electric heating devices are connected into a polygonal structure, and the polygonal structure comprises a triangular structure, a quadrilateral structure, a pentagonal structure, a hexagonal structure, an octagonal structure, a decagonal structure or a dodecagonal or more structure according to the size of the inner wall.
The utility model has the following outstanding substantive characteristics and beneficial effect:
1. the utility model comprises a plurality of wire-placing bricks, the upper part of the brick body of each wire-placing brick is provided with a structure similar to a T shape or a double T shape, the bottom part is a platform structure, two sides of the platform structure are respectively provided with an upward arc-shaped groove, two sides of the bottom surface of the upper part of the brick body are respectively provided with a downward arc-shaped groove, and a structure for installing electric heating devices from two sides is formed; the projection area of the upper part of the brick body is smaller, so that an easily-embedded and easily-taken-out structure of the electric heating device is formed; the filament placing bricks are distributed at the connecting points of the polygonal shapes and are connected into a polygonal structure through electric heating devices; the wire laying bricks are fixedly connected into a polygon through fixing pieces, and all the electric heating devices are electrically connected into a whole end to form a polygonal electric heating structure; the electric heating device is not contacted with the inner cavity of the furnace body to form a low-heat-loss and high-radiation heat-efficiency electric heating structure; therefore, the wire laying brick structure can solve the problems of large heat storage capacity of the furnace wall, large heat loss of a heating device, low heat efficiency, short service life and the like in the wire laying brick structure in the prior art, and has the prominent substantive characteristics and obvious technical progress of small heat storage capacity of the furnace wall, small heat loss of the heating device, high heat efficiency, long service life and the like.
2. The utility model discloses owing to use and put the silk brick as the connecting piece, make a plurality of ceramic tubes connect into polygon layer structure, every layer of polygon layer structure constitutes approximate circular shape heat-generating body structure in the furnace body, has increased the heat transfer area between heat-generating body and the heated body, has characteristics and beneficial effect such as being heated evenly, radiant heat efficiency height.
3. The utility model discloses connect into polygon lamellar structure by a plurality of ceramic tubes, owing to and the furnace body inner wall between have the clearance, put silk brick and ceramic tube on and do not contact with the furnace body inner wall, consequently, have prevent hot short circuit, the heat accumulation is few, the heat dissipation is fast, make things convenient for characteristics and beneficial effect such as heat to furnace chamber diffusion, radiant heat efficiency height and long service life.
Drawings
Fig. 1 is a schematic view of a laminated structure of shelf tiles according to embodiment 1 of the present invention.
Fig. 2 is a schematic view of a low heat loss, high heat efficiency electric heating structure according to embodiment 1 of the present invention.
Fig. 3 is a schematic structural view of a fixing member according to embodiment 1 of the present invention.
Fig. 4 is a schematic structural view of a ceramic tube according to embodiment 1 of the present invention.
Fig. 5 is a schematic view of a usage status of embodiment 1 of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and specific embodiments.
Specific example 1:
referring to fig. 1, the wire laying brick according to embodiment 1 includes a brick body 1, an upper portion 1-1 of the brick body 1 has an approximately T-shaped structure, a bottom portion is a platform structure 1-2, two sides of the platform structure 1-2 are respectively provided with an upward arc-shaped groove 1-2-1, two sides of a bottom surface of the upper portion 1-1 of the brick body 1 are respectively provided with a downward arc-shaped groove 1-1-1, so as to form a structure for mounting an electric heating device from two sides; the projection area of the upper part 1-1 of the brick body 1 is smaller, and an easy-to-insert and easy-to-take-out structure of the electric heating device is formed. The three-dimensional filament placing brick structure can be formed by stacking a plurality of filament placing bricks.
Referring to fig. 2, the low heat loss and high heat efficiency electric heating structure according to embodiment 1 includes a plurality of wire laying bricks, wherein an upper portion 1-1 of a brick body 1 of each wire laying brick has an approximately T-shaped structure, a bottom portion of the brick body is a platform structure 1-2, two sides of the platform structure 1-2 are respectively provided with an upward arc-shaped groove 1-2-1, two sides of a bottom surface of the upper portion 1-1 of the brick body 1 are respectively provided with a downward arc-shaped groove 1-1-1, so as to form a structure for mounting electric heating devices from two sides; the projection area of the upper part 1-1 of the brick body 1 is smaller, so that an easily-embedded and easily-taken-out structure of an electric heating device is formed; the filament placing bricks are distributed at the connecting points of the polygonal shapes and are connected into a polygonal structure through the electric heating devices 2; the wire laying bricks are fixedly connected into a stable polygon through the fixing pieces 3, and the electric heating devices 2 are connected into a whole end to form a polygonal electric heating structure; the electric heating device 2 is not contacted with the inner cavity of the furnace body to form an electric heating structure with low heat loss and high radiant heat efficiency.
In this embodiment:
the upper part 1-1 of the brick body 1 of the wire laying brick is of a double-T-shaped structure, the front end of the wire laying brick is provided with an electric heating device 2, and the rear end of the wire laying brick is connected with a fixing piece 3.
The electric heating devices 2 are connected into a polygonal structure with a plurality of layers to form a multilayer three-dimensional polygonal non-contact furnace body type electric heating structure.
In the polygonal structure connected by the electric heating devices 2, a gap 4 is formed between the electric heating devices 2 and the inner cavity of the furnace body, so that a ventilation and heat dissipation structure is formed.
The electric heating device 2 is composed of a ceramic tube 2-1 and electric heating wires 2-2, the electric heating wires 2-2 are wound on the ceramic tube 2-1, the electric heating wires 2-2 are connected end to end into a whole and are provided with a positive input end 2-3 and a negative input end 2-4 of a power supply.
The electric heating devices 2 are connected to form a polygonal structure and an octagonal structure.
Referring to fig. 3, in the fixing member 3 according to the present embodiment, the fixing member 3 includes a sleeve hook 3-1 with an opening and a connecting rod 3-2, the sleeve hook 3-1 with the opening is connected to the rear end of the upper portion 1-1 of the brick body 1 of the wire laying brick, and the connecting rod 3-2 is fixedly connected to the inner wall of the furnace body.
Referring to fig. 2 and 5, in practical application, a heat insulation layer 6 is arranged between an outer wall 5-1 and an inner wall 5-2 of a furnace body 5, each layer of octagonal structure is formed by eight wire placing bricks which are uniformly distributed in an inner cavity of the furnace body 5 to form eight octagonal corners, two ends of each eight electric heating devices 2 are respectively connected with one wire placing brick to form an octagonal electric heating structure, each electric heating device 2 is formed by a ceramic tube 2-1 and an electric heating wire 2-2, the electric heating wire 2-2 is wound on the ceramic tube 2-1, and the electric heating wires 2-2 are electrically connected into a whole end to end and are provided with a positive input end 2-3 and a negative input end 2-4 of a power supply; gaps 4 are formed between each electric heating device 2 and the inner wall of the furnace body 5; the fixing piece 3 comprises a sleeve hook 3-1 with an opening and a connecting rod 3-2, the sleeve hook 3-1 with the opening is connected with the rear end of the upper part 1-1 of the brick body 1 of the wire placing brick, and the connecting rod 3-2 is fixedly connected with the inner wall of the furnace body to form a stable octagonal structure. Because the wire laying bricks are used as connecting pieces, a plurality of ceramic tubes are connected into a polygonal layered structure, each layer of polygonal layered structure forms an approximate circular heating body structure in the furnace body, the heat transfer area between the heating body and the heated body is increased, in addition, because a plurality of layers of polygonal structures are connected through the electric heating devices 2, a multilayer three-dimensional polygonal non-contact furnace body type electrothermal structure is formed, and the characteristics and the beneficial effects of uniform heating, high thermal efficiency and the like are achieved. Because a gap exists between the electric heating device 2 and the inner wall of the furnace body, the wire laying brick quart 1, the ceramic tube 2-1 and the heating wire 2-2 are not contacted with the inner wall of the furnace body, the furnace has the characteristics and beneficial effects of preventing thermal short circuit, little heat accumulation, quick heat dissipation, convenient heat diffusion to the inner cavity of the furnace, high thermal efficiency, long service life and the like. Because the upper projection area of the brick body 1 is smaller, an easily-embedded and removable structure of the electric heating device 2 is formed, and the brick has the characteristics of convenience in disassembly, assembly and maintenance and the like.
Specific example 2:
the characteristics of this specific embodiment 2 are: the electric heating devices 2 are connected into a polygonal structure, and the structure comprises a triangular structure, a quadrilateral structure, a pentagonal structure, a hexagonal structure, a decagonal structure or a structure with more than twelve sides according to the size of the inner wall. The rest is the same as in embodiment 1.
The above description is only the specific embodiment of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is familiar with the present invention in the disclosed scope of the present invention, and the technical solution and the design of the present invention are equivalent to replace or change, and all belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides a put silk brick, includes the brick body (1), its characterized in that: the upper part (1-1) of the brick body (1) is provided with a T-shaped or double T-shaped structure, the bottom of the brick body is a platform structure (1-2), two sides of the platform structure (1-2) are respectively provided with an upward arc-shaped groove (1-2-1), two sides of the bottom surface of the upper part (1-1) of the brick body (1) are respectively provided with a downward arc-shaped groove (1-1-1), and a structure for mounting electric heating devices from two sides is formed; the projection area of the upper part (1-1) of the brick body (1) is smaller, and an easy-to-insert and easy-to-take-out structure of the electric heating device is formed.
2. A low heat loss, high heat efficiency electric heating structure is characterized in that: the wire laying brick comprises a plurality of wire laying bricks, wherein the upper parts (1-1) of the brick bodies (1) of the wire laying bricks are provided with T-shaped or double T-shaped structures, the bottoms of the wire laying bricks are platform structures (1-2), two sides of each platform structure (1-2) are respectively provided with an upward arc-shaped groove (1-2-1), two sides of the bottom surface of each upper part (1-1) of each brick body (1) are respectively provided with a downward arc-shaped groove (1-1-1), and a structure for mounting electric heating devices from two sides is formed; the projection area of the upper part (1-1) of the brick body (1) is smaller, so that an easily-embedded and easily-taken-out structure of an electric heating device is formed; the filament placing bricks are distributed at the connecting points of the polygonal shapes and are connected into a polygonal structure through the electric heating devices (2); the wire laying bricks are fixedly connected into a stable polygon through the fixing pieces (3), and all the electric heating devices (2) are connected into a whole end to form a polygonal electric heating structure; the electric heating device (2) is not contacted with the inner cavity of the furnace body to form an electric heating structure with low heat loss and high radiation heat efficiency.
3. A low heat loss, high heat efficiency electrical heating structure as claimed in claim 2, wherein: the upper part (1-1) of the wire laying brick body (1) is provided with a double T-shaped structure, the front end of the wire laying brick body is provided with an electric heating device (2), and the rear end of the wire laying brick body is connected with a fixing piece (3).
4. A low heat loss, high heat efficiency electrical heating structure according to claim 2 or 3, wherein: the electric heating devices (2) are connected into a polygonal structure with a plurality of layers to form a multilayer three-dimensional polygonal non-contact furnace body type electric heating structure.
5. A low heat loss, high heat efficiency electrical heating structure according to claim 2 or 3, wherein: in the polygonal structure formed by connecting the electric heating devices (2), a gap (4) is formed between the electric heating devices (2) and the inner cavity of the furnace body, so that a ventilation and heat dissipation structure is formed, and shielding is reduced.
6. A low heat loss, high heat efficiency electrical heating structure according to claim 2 or 3, wherein: the electric heating device (2) is composed of a ceramic tube (2-1) and electric heating wires (2-2), the electric heating wires (2-2) are wound on the ceramic tube (2-1), the electric heating wires (2-2) are electrically connected into a whole end to end, and a positive power supply input end (2-3) and a negative power supply input end (2-4) are arranged.
7. A low heat loss, high heat efficiency electrical heating structure according to claim 2 or 3, wherein: the fixing piece (3) comprises a sleeve hook (3-1) with an opening and a connecting rod (3-2), the sleeve hook (3-1) with the opening is connected with the rear end of the upper part (1-1) of the wire placing brick body (1), and the connecting rod (3-2) is fixedly connected with the inner wall of the furnace body.
8. A low heat loss, high heat efficiency electrical heating structure according to claim 2 or 3, wherein: the electric heating devices (2) are connected into a polygonal structure, and the structure comprises a triangular structure, a quadrilateral structure, a pentagonal structure, a hexagonal structure, an octagonal structure, a decagonal structure or a dodecagonal structure according to the size of the inner wall.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920680384.4U CN210399985U (en) | 2019-05-14 | 2019-05-14 | Wire laying brick and low-heat-loss and high-heat-efficiency electrothermal structure |
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| CN201920680384.4U CN210399985U (en) | 2019-05-14 | 2019-05-14 | Wire laying brick and low-heat-loss and high-heat-efficiency electrothermal structure |
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| CN210399985U true CN210399985U (en) | 2020-04-24 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081712A (en) * | 2019-05-14 | 2019-08-02 | 广东世创金属科技股份有限公司 | One kind putting a brick and low-loss, high thermal effect electrothermal structure |
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2019
- 2019-05-14 CN CN201920680384.4U patent/CN210399985U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110081712A (en) * | 2019-05-14 | 2019-08-02 | 广东世创金属科技股份有限公司 | One kind putting a brick and low-loss, high thermal effect electrothermal structure |
| CN110081712B (en) * | 2019-05-14 | 2024-04-30 | 广东世创金属科技股份有限公司 | Wire laying brick, low heat loss and high heat efficiency electric heating structure |
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