CN109068409B - Flange cluster type electric heater with wear-resistant function - Google Patents
Flange cluster type electric heater with wear-resistant function Download PDFInfo
- Publication number
- CN109068409B CN109068409B CN201810877612.7A CN201810877612A CN109068409B CN 109068409 B CN109068409 B CN 109068409B CN 201810877612 A CN201810877612 A CN 201810877612A CN 109068409 B CN109068409 B CN 109068409B
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- Prior art keywords
- electric heating
- plate
- heating pipe
- wear
- buffer
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- 238000005485 electric heating Methods 0.000 claims abstract description 57
- 230000007246 mechanism Effects 0.000 claims abstract description 22
- 230000003139 buffering effect Effects 0.000 claims description 18
- 238000010438 heat treatment Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/40—Heating elements having the shape of rods or tubes
- H05B3/42—Heating elements having the shape of rods or tubes non-flexible
Landscapes
- Resistance Heating (AREA)
Abstract
The invention relates to the technical field of electric heaters, in particular to a flange bunched electric heater with a wear-resistant function, which comprises a mounting flange, a wiring cavity and an electric heating pipe, wherein a fixing plate is arranged on the right side of the electric heating pipe and is connected with the mounting flange through a supporting pipe, a plurality of plate holes are formed in the fixing plate, the electric heating pipe penetrates through the correspondingly arranged plate holes one by one, buffer wear-resistant mechanisms are arranged between the plate holes and the electric heating pipe, the buffer wear-resistant mechanisms are in movable fit with the plate holes, and the buffer wear-resistant mechanisms are in tight fit with the electric heating pipe. The invention solves the problems that when a medium flows, the electric heating pipe vibrates and the electric heating pipe and the fixed plate are rubbed mutually, the electric heating pipe is worn through after long-time friction, the damage heating effect of the electric heater is reduced, the enterprise cost is increased and the production efficiency is influenced.
Description
Technical Field
The invention relates to the technical field of electric heaters, in particular to a flange cluster type electric heater with a wear-resistant function.
Background
The flange cluster type electric heater is equipment for converting electric energy into heat energy, and has the characteristics of concentrated heating, high power, high temperature, small volume, high heat efficiency and the like, so that the flange cluster type electric heater is widely applied.
The fixed plate installed in the existing flange cluster type electric heater is a thin steel plate (the thickness is 3-5 mm), the electric heating pipe penetrates through the plate hole of the fixed plate, impact during medium flow can enable the electric heating pipe to vibrate and lead to mutual friction between the electric heating pipe and the fixed plate, and due to the fact that the pipe wall of an electric heating pipe is very thin (the thickness is 1-1.2 mm), the electric heating pipe can be worn through long-time friction, the damage heating effect of the electric heater is reduced, the enterprise cost is increased, and the production efficiency is influenced.
Disclosure of Invention
The invention aims to provide a flange bunched electric heater with a wear-resistant function, which solves the problems that when a medium flows, an electric heating pipe vibrates and is rubbed with a fixed plate, the electric heating pipe is worn through by long-time friction, the damage heating effect of the electric heater is reduced, the enterprise cost is increased and the production efficiency is influenced.
In order to achieve the above object, the technical scheme of the present invention is as follows:
the flange clustered electric heater with the wear-resistant function comprises a mounting flange, a wiring cavity and an electric heating pipe, wherein the wiring cavity is positioned at the left side of the mounting flange, the electric heating pipe is provided with a plurality of electric heating pipes which are welded on the mounting flange along the circumferential direction, the left end parts of the electric heating pipes are all provided with binding posts, and the binding posts are positioned in the wiring cavity;
the electric heating pipe right side portion is provided with the fixed plate, the fixed plate passes through stay tube and mounting flange connection, be provided with a plurality of plate hole on the fixed plate, electric heating pipe passes the plate hole that the correspondence set up one by one, all be provided with buffering wear-resisting mechanism between plate hole and the electric heating pipe, buffering wear-resisting mechanism and plate hole movable fit, buffering wear-resisting mechanism and electric heating pipe tight fit.
As a further improvement of the invention, the buffering wear-resistant mechanism comprises an annular bearing plate movably matched with the fixed plate, an annular buffering plate is concentrically arranged inside the annular bearing plate, a plurality of buffering springs are arranged between the annular buffering plate and the annular bearing plate, and the annular buffering plate is tightly matched with the electric heating pipe.
As a further improvement of the invention, the outer side wall of the annular bearing plate is symmetrically provided with clamping bulges which are movably matched with the plate holes.
As a further improvement of the invention, clamping grooves with 90 degrees of radian are symmetrically arranged on two sides of the inner part of the plate hole, and any end face of each clamping groove is provided with an opening matched with the buffering and wear-resisting mechanism.
As a further improvement of the invention, the mounting flange is provided with a plurality of fixed mounting holes along the circumferential direction.
The beneficial effects of the invention are as follows:
compared with the prior art, the annular buffer plate is arranged and tightly matched with the electric heating pipe, so that the electric heating pipe is tightly wrapped, and the buffer spring is arranged on the outer side wall of the annular buffer plate and connected with the annular bearing plate; the problems that when a medium flows, the electric heating pipe vibrates and mutual friction is caused between the electric heating pipe and the fixed plate, the electric heating pipe is worn through by long-time friction, the damage heating effect of the electric heater is reduced, the enterprise cost is increased, and the production efficiency is influenced are solved.
Drawings
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
FIG. 1 is a schematic diagram of a front view of the present invention;
FIG. 2 is a schematic view of the cross-sectional structure A-A of FIG. 1;
FIG. 3 is an enlarged schematic view of the structure at I in FIG. 2;
FIG. 4 is a schematic view of the cross-sectional structure B-B of FIG. 2;
fig. 5 is an enlarged schematic view of the structure at II in fig. 4.
Detailed Description
In order that the manner in which the invention is attained, as well as the features and advantages thereof, will be readily understood, a more particular description of the invention will be rendered by reference to the appended drawings.
As shown in fig. 1 to 5, the flange cluster type electric heater with the wear-resistant function comprises a mounting flange 1, a wiring cavity 2 and electric heating pipes 3, wherein the wiring cavity 2 is positioned at the left side of the mounting flange 1, the electric heating pipes 3 are provided with ten electric heating pipes and are welded on the mounting flange 1 along the circumferential direction, the left side end parts of the electric heating pipes 3 are provided with binding posts 31, and the binding posts 31 are positioned in the wiring cavity 2; the binding post 31 is used for being connected with an external power line for heating.
The right side part of the electric heating pipe 3 is provided with a fixing plate 4, the fixing plate 4 is connected with the mounting flange 1 through a supporting pipe 8, ten plate holes 4a are formed in the fixing plate 4, the electric heating pipes 3 penetrate through the plate holes 4a correspondingly arranged one by one, buffer wear-resistant mechanisms are arranged between the plate holes 4a and the electric heating pipes 3, the buffer wear-resistant mechanisms are in movable fit with the plate holes 4a, and the buffer wear-resistant mechanisms are in tight fit with the electric heating pipes 3; the buffer wear-resistant mechanism is tightly wrapped with the electric heating tube 3 and vibrates together with the electric heating tube 3 when being impacted by a medium, and the purpose of the movable fit of the buffer wear-resistant mechanism and the plate holes 4a is to facilitate the maintenance replacement of the electric heating tube 3 when the electric heating tube 3 is lost.
The buffering wear-resistant mechanism comprises an annular bearing plate 5 movably matched with a fixed plate 4, an annular buffer plate 7 is concentrically arranged inside the annular bearing plate 5, six buffering springs 6 are arranged between the annular buffer plate 7 and the annular bearing plate 5, the buffering springs 6 are uniformly distributed between the annular buffer plate 7 and the annular bearing plate 5 along the circumferential direction, and the annular buffer plate 7 is tightly matched with an electric heating pipe 3; when the annular buffer plate 7 and the electric heating pipe 3 are impacted by the medium, the buffer spring 6 can buffer the annular buffer plate 7 in all aspects, and the phenomenon of collision and friction with the annular bearing plate 5 is avoided.
Further, the outer side wall of the annular bearing plate 5 is symmetrically provided with the clamping protrusions 51, and the clamping protrusions 51 can be tightly clamped with the plate holes 4a, so that the whole buffering and wear-resisting mechanism is prevented from falling off when being impacted by a medium.
Further, two clamping grooves 41 with 90 degrees radian are symmetrically arranged on two sides inside the plate hole 4a along the center of the plate hole 4a, an opening 41a matched with the clamping protrusion 51 is formed in the right end face of the clamping groove 41, the purpose of the opening 41a is that the clamping protrusion 51 can be conveniently clamped into the clamping groove 41, and the annular bearing plate 5 can be rotated anticlockwise by 90 degrees through the purpose of the opening 41a, so that the buffering and wear-resisting mechanism can be mounted on the fixed plate 4, and the buffering and wear-resisting mechanism is convenient, rapid and high in operability.
Still further, ten fixing and mounting holes 1a are provided in the circumferential direction on the mounting flange 1 for convenience of transportation and subsequent installation.
In this embodiment, the annular buffer plate 7 is first sleeved on the electric heating tube 3 to make it tightly fit, and the positions of the clamping protrusions 51 and the openings 41a are checked, so that the annular bearing plate 5 is clamped into the clamping groove 41, and then rotated anticlockwise by 90 degrees to achieve complete clamping; when the medium impacts the electric heating tube 3, the buffer spring 6 can absorb vibration, so that the condition that the electric heating tube 3 vibrates and the electric heating tube 3 and the fixing plate 4 are rubbed with each other when the medium flows to damage the electric heating tube 3 is avoided, the production cost is reduced, and the production efficiency is improved.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (2)
1. The utility model provides a flange bundling electric heater with stand wear and tear function, includes mounting flange (1), wiring cavity (2), electric heating pipe (3), wiring cavity (2) are located mounting flange (1) left side, electric heating pipe (3) are provided with a plurality of and weld dress on mounting flange (1) along the circumferencial direction, electric heating pipe (3) left side tip all is provided with terminal (31), terminal (31) are located wiring cavity (2), its characterized in that:
the electric heating pipe is characterized in that a fixing plate (4) is arranged on the right side of the electric heating pipe (3), the fixing plate (4) is connected with the mounting flange (1) through a supporting pipe (8), a plurality of plate holes (4 a) are formed in the fixing plate (4), the electric heating pipes (3) penetrate through the correspondingly arranged plate holes (4 a) one by one, buffer wear-resistant mechanisms are arranged between the plate holes (4 a) and the electric heating pipes (3), the buffer wear-resistant mechanisms are in movable fit with the plate holes (4 a), and the buffer wear-resistant mechanisms are in tight fit with the electric heating pipes (3); the buffering wear-resistant mechanism comprises an annular bearing plate (5) movably matched with a fixed plate (4), an annular buffer plate (7) is concentrically arranged inside the annular bearing plate (5), a plurality of buffering springs (6) are arranged between the annular buffer plate (7) and the annular bearing plate (5), and the annular buffer plate (7) is tightly matched with the electric heating pipe (3); the outer side wall of the annular bearing plate (5) is symmetrically provided with clamping bulges (51), and the clamping bulges (51) are movably matched with the plate holes (4 a); the two sides of the inside of the plate hole (4 a) are symmetrically provided with clamping grooves (41) with the radian of 90 degrees, and any end face of each clamping groove (41) is provided with an opening (41 a) matched with the buffering wear-resisting mechanism.
2. The flange-bundled electric heater with wear-resistant function as claimed in claim 1, wherein: a plurality of fixed mounting holes (1 a) are formed in the mounting flange (1) along the circumferential direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877612.7A CN109068409B (en) | 2018-08-03 | 2018-08-03 | Flange cluster type electric heater with wear-resistant function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810877612.7A CN109068409B (en) | 2018-08-03 | 2018-08-03 | Flange cluster type electric heater with wear-resistant function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109068409A CN109068409A (en) | 2018-12-21 |
| CN109068409B true CN109068409B (en) | 2024-02-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810877612.7A Active CN109068409B (en) | 2018-08-03 | 2018-08-03 | Flange cluster type electric heater with wear-resistant function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109068409B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113853036B (en) * | 2021-09-24 | 2022-05-24 | 二重（德阳）重型装备有限公司 | Pyrolysis equipment rotor electrical heating structure |
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| GB958424A (en) * | 1962-01-26 | 1964-05-21 | American Biltrite Rubber Co | Band heater and process |
| US4233494A (en) * | 1977-07-15 | 1980-11-11 | Linde Aktiengesellschaft | Throughflow electric heater for fluids such as air |
| FR2564572A1 (en) * | 1984-05-16 | 1985-11-22 | Bonet Andre | Device for dynamic electrical heating of fluids by forced convection in thin layers |
| JP2004354020A (en) * | 2003-05-30 | 2004-12-16 | Matsushita Electric Ind Co Ltd | Electric heater |
| CN101008521A (en) * | 2007-01-26 | 2007-08-01 | 成都市兴岷江电热电器有限责任公司 | Overpressure resistant and explosion-proof mobile gas-liquid heating equipment |
| JP2009174822A (en) * | 2008-01-28 | 2009-08-06 | Panasonic Corp | Fluid heating device |
| JP2010053878A (en) * | 2008-08-26 | 2010-03-11 | Japan Aviation Electronics Industry Ltd | Shock absorbing structure |
| CN203298496U (en) * | 2013-06-09 | 2013-11-20 | 镇江市三维电加热器有限公司 | Shock prevention and abrasion resistance electric heater |
| CN203443101U (en) * | 2013-06-19 | 2014-02-19 | 中国石油化工股份有限公司 | Circulating wind power heating device |
| CN104296385A (en) * | 2014-10-22 | 2015-01-21 | 江苏沙子电器有限公司 | Water leakage resistant water heater heating device |
| CN104754779A (en) * | 2015-03-28 | 2015-07-01 | 安徽华瑞电气有限公司 | High-temperature electric heater |
| CN107249226A (en) * | 2017-07-10 | 2017-10-13 | 广东恒美电热科技股份有限公司 | Electric heater |
| CN206779424U (en) * | 2017-04-01 | 2017-12-22 | 郑少博 | A kind of electromechanical heater of low pressure casting |
| CN107911890A (en) * | 2017-12-05 | 2018-04-13 | 江苏威能电气有限公司 | A kind of energy-saving heater with explosion prevention function |
| CN108019933A (en) * | 2018-01-15 | 2018-05-11 | 镇江市春鹏电器有限公司 | A kind of explosion-proof electric heating device |
| CN208707974U (en) * | 2018-08-03 | 2019-04-05 | 安徽华瑞电气有限公司 | A kind of flange cluster type electric heater with wear-resistant function |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113747613A (en) * | 2021-08-30 | 2021-12-03 | 江苏普力西机电有限公司 | Anti-impact wear-resistant electric heater |
-
2018
- 2018-08-03 CN CN201810877612.7A patent/CN109068409B/en active Active
Patent Citations (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB958424A (en) * | 1962-01-26 | 1964-05-21 | American Biltrite Rubber Co | Band heater and process |
| US4233494A (en) * | 1977-07-15 | 1980-11-11 | Linde Aktiengesellschaft | Throughflow electric heater for fluids such as air |
| FR2564572A1 (en) * | 1984-05-16 | 1985-11-22 | Bonet Andre | Device for dynamic electrical heating of fluids by forced convection in thin layers |
| JP2004354020A (en) * | 2003-05-30 | 2004-12-16 | Matsushita Electric Ind Co Ltd | Electric heater |
| CN101008521A (en) * | 2007-01-26 | 2007-08-01 | 成都市兴岷江电热电器有限责任公司 | Overpressure resistant and explosion-proof mobile gas-liquid heating equipment |
| JP2009174822A (en) * | 2008-01-28 | 2009-08-06 | Panasonic Corp | Fluid heating device |
| JP2010053878A (en) * | 2008-08-26 | 2010-03-11 | Japan Aviation Electronics Industry Ltd | Shock absorbing structure |
| CN203298496U (en) * | 2013-06-09 | 2013-11-20 | 镇江市三维电加热器有限公司 | Shock prevention and abrasion resistance electric heater |
| CN203443101U (en) * | 2013-06-19 | 2014-02-19 | 中国石油化工股份有限公司 | Circulating wind power heating device |
| CN104296385A (en) * | 2014-10-22 | 2015-01-21 | 江苏沙子电器有限公司 | Water leakage resistant water heater heating device |
| CN104754779A (en) * | 2015-03-28 | 2015-07-01 | 安徽华瑞电气有限公司 | High-temperature electric heater |
| CN206779424U (en) * | 2017-04-01 | 2017-12-22 | 郑少博 | A kind of electromechanical heater of low pressure casting |
| CN107249226A (en) * | 2017-07-10 | 2017-10-13 | 广东恒美电热科技股份有限公司 | Electric heater |
| CN107911890A (en) * | 2017-12-05 | 2018-04-13 | 江苏威能电气有限公司 | A kind of energy-saving heater with explosion prevention function |
| CN108019933A (en) * | 2018-01-15 | 2018-05-11 | 镇江市春鹏电器有限公司 | A kind of explosion-proof electric heating device |
| CN208707974U (en) * | 2018-08-03 | 2019-04-05 | 安徽华瑞电气有限公司 | A kind of flange cluster type electric heater with wear-resistant function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109068409A (en) | 2018-12-21 |
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