CN213977812U - Furnace door opening and closing device of heat treatment furnace - Google Patents
Furnace door opening and closing device of heat treatment furnace Download PDFInfo
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- CN213977812U CN213977812U CN202022845430.7U CN202022845430U CN213977812U CN 213977812 U CN213977812 U CN 213977812U CN 202022845430 U CN202022845430 U CN 202022845430U CN 213977812 U CN213977812 U CN 213977812U
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- furnace door
- sealing
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Abstract
The utility model discloses a furnace door opening and closing device of a heat treatment furnace, belonging to the field of heat treatment furnace devices, comprising a furnace body of the heat treatment furnace, wherein the furnace body is arranged on an installation platform, and sealing platforms are symmetrically arranged at the two sides of a feed inlet of the furnace body; the utility model discloses a furnace door, including furnace body, feed inlet, support frame, step motor, stay cord, bearing base, mounting platform, and control button, the feed inlet both sides are provided with the support frame, and the support frame top is provided with the roof, step motor sets up on the roof of one side, and step motor's output shaft has the pivot, and the pivot other end is connected in bearing base's bearing, bearing base sets up on the roof of opposite side, be provided with the carousel in the pivot, twines the stay cord on the carousel, and the stay cord other end is connected on the furnace door, furnace door one side be provided with can with seal groove complex closing plate, the furnace door both sides carry on spacingly through stop device, mounting platform is located feed inlet the place ahead and is provided with travel switch, and travel switch and step motor all are linked together and control button through on the control platform with the control platform in the control platform.
Description
Technical Field
The utility model relates to a heat treatment furnace device field especially relates to a heat treatment furnace's furnace gate headstock gear.
Background
The heat treatment furnace is a general name of an industrial furnace for performing various metal heat treatments on metal workpieces, and due to the variety of heat treatment process types and the shape and size of the heat treatment workpieces, the types and the structures of the heat treatment furnace are also various, and the heat treatment furnace has a plurality of classification methods, which are classified according to a mechanical mode: a roller hearth furnace, a step furnace, a car-type furnace, an external mechanized chamber furnace, a chain furnace, a rotary hearth furnace, a vibrating hearth furnace, a bell-type furnace, etc. The heat treatment furnace can adopt various furnace types of heating furnaces, but various heat treatment furnaces have the following characteristics in general, such as large temperature range of the heat treatment furnace, strict control of the furnace temperature of the heat treatment furnace, sealing of the heat treatment furnace, control of furnace gas components, maintenance of a certain specific atmosphere in a furnace cavity to reduce oxidation and decarburization of metal as much as possible, and the like.
The opening and closing operation of the furnace door of the existing heat treatment furnace is mainly realized by manually pulling a rocker, the time and labor are wasted, the speed is not easy to control, the lifting motion of the furnace door is not stable, the risk of scalding workers is also existed, the gas leakage is easy to occur at the furnace mouth, the phenomenon of not tight sealing needs to be further controlled, and in addition, when the furnace door is closed, a manual switch is needed to start the heating device in the furnace, the operation is not coherent enough, and the working efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at above problem, provide a heat treatment furnace's furnace gate headstock gear, guarantee that the furnace gate opens and close more steady of in-process of operation, and control opening and close of furnace gate through automatically controlled mode to strengthen the sealed of furnace end feed inlet department through sealing measure, guarantee the stability of the furnace temperature in the furnace body.
In order to realize the above purpose, the utility model adopts the technical scheme that:
a furnace door opening and closing device of a heat treatment furnace comprises a furnace body of the heat treatment furnace, an installation platform and a stepping motor, wherein the furnace body is arranged on the installation platform; the utility model discloses a furnace door, including feed inlet, support frame, step motor, bearing base, stay cord, mounting platform, PLC controller, control button, pivot, bearing base, mounting platform, travel switch, step motor, and the utility model discloses a support frame is provided with at feed inlet both sides, and the support frame top is provided with the roof, step motor sets up on the roof of one side, and step motor's output shaft has the pivot, and the pivot other end is connected in bearing base's bearing, bearing base sets up on the roof of opposite side, be provided with the carousel in the pivot, twines the stay cord on the carousel, and the stay cord other end is connected on the furnace door, furnace door one side be provided with can with seal groove complex closing plate, the furnace door both sides carry on spacingly through stop device, mounting platform is located feed inlet the place ahead and is provided with travel switch, and step motor all is linked together and controls through the control button on the control platform with the control platform in the control platform.
Furthermore, the number of the turntables is multiple, and the pull rope on each turntable is connected to the pull ring on the top of the oven door.
Furthermore, step motor passes through spacing hoop spacing installation on the roof, spacing hoop is staple bolt structure and its bottom plate passes through bolt fixed connection on the roof.
Furthermore, stop device includes the limiting plate, and the limiting plate symmetry sets up in the furnace gate both sides, be provided with the gyro wheel on the lateral wall of furnace gate both sides, the gyro wheel activity sets up the spacing inslot in the limiting plate.
Furthermore, the limiting groove is of a two-section structure, the upper section of the limiting groove is a vertical groove, and the lower section of the limiting groove is an inclined groove.
Further, the chute inclines towards the furnace body.
Furthermore, the surface of the sealing platform, which is attached to the back of the furnace door, is provided with a high-temperature-resistant sealing ring, and the high-temperature-resistant sealing ring is positioned on the outer ring of the sealing groove.
The utility model has the advantages that:
1. in order to solve the problem of stability in the process of opening and closing the furnace door and avoid the problems of instability and the like in manual control of opening and closing the furnace door, the furnace door is pulled through a plurality of groups of turntables and pull ropes, accurate control is realized through a stepping motor, and the stability of lifting operation of the furnace door is ensured; meanwhile, limiting devices are arranged on two sides of the furnace door, wherein the rollers on two sides of the furnace door are limited through limiting grooves of the limiting plates, so that the furnace door is more stable in the operation process.
2. In order to enhance the sealing performance of the feed inlet of the furnace body, sealing platforms are arranged on two sides of the feed inlet, sealing grooves are formed in the sealing platforms, the sealing grooves can be matched with sealing plates on the back of the furnace body, and the sealing plates are inserted into the sealing grooves to be sealed when the furnace door descends and is closed. The limiting grooves on the limiting plates on two sides of the furnace door are of a two-section structure, the lower sections of the limiting grooves are chutes, when the furnace door descends, the rollers drive the furnace door to move towards the furnace body when falling into the chutes, the sealing plate is further pushed into the sealing groove, and high-temperature-resistant sealing rings are further arranged around the sealing groove, so that the sealing effect is further enhanced.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the schematic diagram of the structure of the limiting plate of the present invention.
Fig. 3 is a schematic diagram of a two-stage structure of the limiting groove of the present invention.
Fig. 4 is a schematic position diagram of the sealing platform of the present invention.
Fig. 5 is a schematic position diagram of the console according to the present invention.
Fig. 6 is a schematic view of the relative position of the sealing plate and the sealing groove according to the present invention.
The text labels in the figures are represented as: 1. mounting a platform; 2. a furnace body; 3. a support frame; 4. a top plate; 5. a bearing mount; 6. a rotating shaft; 7. pulling a rope; 8. a turntable; 9. a stepping motor; 10. a limiting hoop; 11. a furnace door; 12. a limiting plate; 13. a travel switch; 14. a feed inlet; 15. a chute; 16. a vertical slot; 17. a roller; 18. a pull ring; 19. a sealing plate; 20. a limiting groove; 21. sealing the platform; 22. a sealing groove; 23. a console; 24. and a control button.
Detailed Description
In order to make the technical solution of the present invention better understood, the present invention is described in detail below with reference to the accompanying drawings, and the description of the present invention is only exemplary and explanatory, and should not be construed as limiting the scope of the present invention.
Please refer to fig. 1, which is a schematic structural diagram of a preferred embodiment of a furnace door opening and closing device of a heat treatment furnace according to the present invention.
A furnace door opening and closing device of a heat treatment furnace comprises a furnace body 2 of the heat treatment furnace, a mounting platform 1 and a stepping motor 9, wherein the furnace body 2 is arranged on the mounting platform 1, sealing platforms 21 are symmetrically arranged on two sides of a feed inlet 14 of the furnace body 2, the sealing platforms 21 are of platform structures extending outwards, and sealing grooves 22 are formed in the sealing platforms 21; the utility model discloses a furnace door, including feed inlet 14, support frame 3, bearing base 5, mounting platform 1, travel switch 13, control button 24 on the PLC controller in feed inlet 14 both sides is provided with support frame 3, and support frame 3 top is provided with roof 4, step motor 9 sets up on roof 4 of one side, and step motor 9's output shaft has pivot 6, and the pivot 6 other end is connected in bearing of bearing base 5, bearing base 5 sets up on roof 4 of opposite side, be provided with carousel 8 in the pivot 6, twine stay cord 7 on the carousel 8, and the stay cord 7 other end is connected on furnace gate 11, furnace gate 11 one side be provided with can with seal groove 22 complex closing plate 19, and furnace gate 11 both sides are spacing through stop device, mounting platform 1 is located feed inlet 14 the place ahead and is provided with travel switch 13, and travel switch 13 and step motor 9 all are linked together with the PLC controller in the other control cabinet 23 of furnace body 2 and control button 24 on the control cabinet 23 controls.
Preferably, as shown in fig. 1 and 5, the number of the turntables 8 is multiple, and the pull rope 7 on each turntable 8 is connected to a pull ring 18 on the top of the oven door 11.
Preferably, as shown in fig. 1 and 5, the stepping motor 9 is limited and mounted on the top plate 4 by a limiting hoop 10, the limiting hoop 10 is a hoop structure, and a bottom plate of the limiting hoop is fixedly connected to the top plate 4 by bolts.
Preferably, referring to fig. 1, the limiting device includes limiting plates 12, the limiting plates 12 are symmetrically disposed on two sides of the oven door 11, rollers 17 are disposed on side walls of the two sides of the oven door 11, and the rollers 17 are movably disposed in limiting grooves 20 in the limiting plates 12.
Preferably, as shown in fig. 1, 2 and 3, the limiting groove 20 has a two-section structure, an upper section thereof is a vertical groove 16, and a lower section thereof is an inclined groove 15.
Preferably, as shown in fig. 2 and 3, the chute 15 is inclined toward the furnace body 2.
Preferably, as shown in fig. 4 and 6, a high-temperature-resistant sealing ring is disposed on a surface of the sealing platform 21, which is attached to the back surface of the oven door 11, and the high-temperature-resistant sealing ring is located on an outer ring of the sealing groove 22.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to assist in understanding the methods and their core concepts. The foregoing is only a preferred embodiment of the present invention, and it should be noted that there are objectively infinite specific structures due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the above technical features can be combined in a proper manner; these modifications, variations or combinations, or direct applications of the concepts and solutions of the present invention to other applications without further modifications, are intended to be included within the scope of the present invention.
Claims (7)
1. A furnace door opening and closing device of a heat treatment furnace comprises a furnace body (2) of the heat treatment furnace, a mounting platform (1) and a stepping motor (9), and is characterized in that the furnace body (2) is arranged on the mounting platform (1), sealing platforms (21) are symmetrically arranged on two sides of a feed inlet (14) of the furnace body (2), the sealing platforms (21) are of platform structures extending outwards, and sealing grooves (22) are formed in the sealing platforms (21); feed inlet (14) both sides are provided with support frame (3), and support frame (3) top is provided with roof (4), step motor (9) set up on roof (4) of one side, and the output shaft of step motor (9) is connected with pivot (6), and the pivot (6) other end is connected in the bearing of bearing base (5), bearing base (5) set up on roof (4) of opposite side, be provided with carousel (8) on pivot (6), twine stay cord (7) on carousel (8), and the stay cord (7) other end is connected on furnace gate (11), furnace gate (11) one side be provided with can with seal groove (22) complex closing plate (19), furnace gate (11) both sides are spacing through stop device, mounting platform (1) are located feed inlet (14) the place ahead and are provided with travel switch (13), and travel switch (13) and step motor (9) all control with the PLC in control board (23) other with furnace body (2) The controllers are communicated and controlled by a control button (24) on a control console (23).
2. The furnace door opening and closing device of the heat treatment furnace according to claim 1, wherein the number of the turntables (8) is multiple, and the pull rope (7) on each turntable (8) is connected to the pull ring (18) on the top of the furnace door (11).
3. The furnace door opening and closing device of the heat treatment furnace according to claim 1, wherein the stepping motor (9) is installed on the top plate (4) in a limiting manner through a limiting hoop (10), the limiting hoop (10) is of a hoop structure, and a bottom plate of the limiting hoop is fixedly connected to the top plate (4) through a bolt.
4. The furnace door opening and closing device of the heat treatment furnace according to claim 1, wherein the limiting device comprises limiting plates (12), the limiting plates (12) are symmetrically arranged on two sides of the furnace door (11), rollers (17) are arranged on the side walls of the two sides of the furnace door (11), and the rollers (17) are movably arranged in limiting grooves (20) in the limiting plates (12).
5. The opening and closing device for the furnace door of the heat treatment furnace according to claim 4, wherein the limiting groove (20) has a two-segment structure, the upper segment of the limiting groove is a vertical groove (16), and the lower segment of the limiting groove is an inclined groove (15).
6. The opening and closing device for the door of a heat treatment furnace according to claim 5, characterized in that the chute (15) is inclined towards the furnace body (2).
7. The furnace door opening and closing device of the heat treatment furnace according to claim 1, wherein a high temperature resistant sealing ring is arranged on the surface of the sealing platform (21) attached to the back surface of the furnace door (11), and the high temperature resistant sealing ring is positioned on the outer ring of the sealing groove (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022845430.7U CN213977812U (en) | 2020-12-01 | 2020-12-01 | Furnace door opening and closing device of heat treatment furnace |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022845430.7U CN213977812U (en) | 2020-12-01 | 2020-12-01 | Furnace door opening and closing device of heat treatment furnace |
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| Publication Number | Publication Date |
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| CN213977812U true CN213977812U (en) | 2021-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022845430.7U Active CN213977812U (en) | 2020-12-01 | 2020-12-01 | Furnace door opening and closing device of heat treatment furnace |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459257A (en) * | 2022-02-15 | 2022-05-10 | 杭州邦泰力合工业炉有限公司 | Novel heat accumulating type energy-saving heating furnace |
-
2020
- 2020-12-01 CN CN202022845430.7U patent/CN213977812U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114459257A (en) * | 2022-02-15 | 2022-05-10 | 杭州邦泰力合工业炉有限公司 | Novel heat accumulating type energy-saving heating furnace |
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