CN211012463U

CN211012463U - Furnace door self-locking mechanism for multi-rod heating furnace

Info

Publication number: CN211012463U
Application number: CN201922055347.7U
Authority: CN
Inventors: 王远强; 李剑金
Original assignee: Zhaoqing Keda Machinery Manufacturing Co ltd
Current assignee: Zhaoqing Keda Machinery Manufacturing Co ltd
Priority date: 2019-11-22
Filing date: 2019-11-22
Publication date: 2020-07-14
Anticipated expiration: 2029-11-22

Abstract

The utility model discloses a furnace door self-locking mechanism for a multi-rod heating furnace, which comprises an inner through pipe with one end welded inside the multi-rod heating furnace body, guide plates welded on the multi-rod heating furnace body, a furnace door arranged between the guide plates, and a cylinder driving device arranged on the multi-rod heating furnace body; the guide plate comprises a guide plate body and a sliding chute arranged on the guide plate body, and the sliding chute comprises a chute body and a fixed chute body inclined towards the direction of the inner through pipe; through being provided with the spout on two deflectors that are parallel to each other, and with the spout by cell body and fixed cell body cooperation, make the furnace gate more inseparable with the contact of many stick heating furnace body gradually when sliding down, finally realize the auto-lock under the condition that need not lock body mechanism, and the cooperation sealing washer can improve the laminating inseparable degree of furnace gate and many stick heating furnace body, make its closure performance better, consequently have the advantage that improves the furnace gate leakproofness, reduce heat energy and leak and improve economic benefits.

Description

Furnace door self-locking mechanism for multi-rod heating furnace

Technical Field

The utility model particularly relates to a many excellent furnace gates self-locking mechanism for heating furnace.

Background

The prior multi-rod heating furnace comprises a furnace body, wherein the upper end of the furnace body is provided with a furnace door, the furnace door is heavy and is generally not opened manually, in the prior art, the furnace door is opened by manually opening a locking mechanism of the furnace door, then a hoisting clamp is connected with the furnace door, then the hoisting clamp is connected with a travelling crane through a steel wire rope, the furnace door is hoisted by the travelling crane, the closed locking mode is that a hoisting clamp is usually connected with a furnace door, then the hoisting clamp is connected with a travelling crane through a steel wire rope, the furnace door is put down by the crane, and after the furnace door corresponds to the opening of the furnace body, the locking mechanism of the furnace door is locked manually, the operation is very inconvenient, and the sealing degree of the furnace door cannot be improved by the furnace door locking mode, so that heat energy leakage is easy to occur when the multi-rod heating furnace is used, and the economic benefit is reduced.

Disclosure of Invention

In view of this, the utility model aims at providing an improve the furnace gate leakproofness, reduce heat energy and leak and improve economic benefits's many stick heating furnace gate self-locking mechanism.

In order to solve the technical problem, the technical scheme of the utility model is that:

a furnace door self-locking mechanism for a multi-rod heating furnace comprises an inner through pipe, guide plates, a furnace door and a cylinder driving device, wherein one end of the inner through pipe is welded in the multi-rod heating furnace body; the deflector includes the deflector body to and set up on the deflector body, make things convenient for the spout that the furnace gate removed, the spout includes the cell body on the collinear with the deflector body, and be located the cell body lower extreme, and the fixed cell body to the slope of inside siphunculus direction.

Preferably, an annular groove is formed in one end, welded with the multi-rod heating furnace body, of the inner through pipe, a sealing ring is fixedly embedded in the annular groove, and part of the sealing ring protrudes out of the annular groove.

Preferably, the oven door comprises an oven door body which is arranged in a square shape and is hollow inside, and an oven door shaft which is arranged in the middle of the oven door body and penetrates through the oven door body.

Preferably, guide wheels are further arranged at two ends of the furnace door shaft.

Preferably, the cylinder driving device comprises a rectangular pipe welded and fixed with the multi-rod heating furnace body, and a cylinder installed above the rectangular pipe and used for pulling the furnace door to open.

Preferably, two lug plates which are parallel to each other and used for supporting and fixing light power are welded at one end of the rectangular pipe, a chain wheel frame is welded and fixed at the other end of the rectangular pipe, and a chain wheel is further arranged on the chain wheel frame.

Preferably, the cylinder is fixed with a link plate through a screw, and a chain sleeved on the link plate is meshed with the chain wheel.

The utility model discloses technical effect mainly embodies in following aspect: through being provided with the spout on two deflectors that are parallel to each other, and with the spout by cell body and fixed cell body cooperation, make the furnace gate more inseparable with the contact of many stick heating furnace body gradually when sliding down, finally realize the auto-lock under the condition that need not lock body mechanism, and the cooperation sealing washer can improve the laminating inseparable degree of furnace gate and many stick heating furnace body, make its closure performance better, consequently have the advantage that improves the furnace gate leakproofness, reduce heat energy and leak and improve economic benefits.

Drawings

FIG. 1 is a front view of a furnace door self-locking mechanism for a multi-rod heating furnace according to the present invention;

FIG. 2 is a side view of FIG. 1;

fig. 3 is a top view structural view of the door of fig. 1.

Detailed Description

The following detailed description of the embodiments of the present invention is made with reference to the accompanying drawings, so that the technical solution of the present invention can be more easily understood and grasped.

In the present embodiment, it should be understood that the terms "middle", "upper", "lower", "top", "right side", "left end", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description of the present invention, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the present embodiment, if the connection or fixing manner between the components is not specifically described, the connection or fixing manner may be a bolt fixing manner, a pin connecting manner, or the like, which is commonly used in the prior art, and therefore, details thereof are not described in the present embodiment.

Example 1

A furnace door self-locking mechanism for a multi-rod heating furnace comprises an inner through pipe 1, guide plates 2, a furnace door 3 and a cylinder driving device 4, wherein one end of the inner through pipe 1 is welded inside the multi-rod heating furnace body, the guide plates 2 are welded on the multi-rod heating furnace body and are positioned on two sides of the inner through pipe 1, the furnace door 3 is installed between the guide plates 2 and slides on the guide plates 2, and the cylinder driving device 4 is arranged on the multi-rod heating furnace body and is used for opening the furnace door 3.

As shown in fig. 2, an annular groove 11 is formed at one end of the inner through pipe 1 welded to the multi-rod heating furnace body, a sealing ring 12 is fixedly embedded in the annular groove 11, a part of the sealing ring 12 protrudes out of the annular groove 11, and under the condition that the furnace door 3 and the multi-rod heating furnace body are extruded and self-locked, the protruding sealing ring 12 can promote the furnace door 3 and the multi-rod heating furnace body to be attached more tightly, so that the sealing performance is enhanced. The guide plate 2 comprises a guide plate body 21 and a sliding groove 22 which is arranged on the guide plate body 21 and facilitates the movement of the furnace door 3, the sliding groove 22 comprises a groove body 221 which is on the same straight line with the guide plate body 21 and a fixed groove body 222 which is located at the lower end of the groove body 221 and inclines towards the direction of the inner through pipe 1, the furnace door 3 can slide downwards on the groove body 221 by utilizing the dead weight and fall into the fixed groove body 222, and the furnace door 3 is smaller and smaller in distance with the multi-rod heating furnace body at the moment, so that the self-locking is extruded with the multi-rod heating furnace body. The air cylinder driving device 4 comprises a rectangular pipe 41 fixed with the multi-rod heating furnace body in a welding mode, and an air cylinder 42 installed above the rectangular pipe 41 and used for pulling the furnace door 3 to be opened. The one end welding of rectangular pipe 41 has two lugs 411 that are parallel to each other, are used for supporting fixed light merit 42, the other end welded fastening of rectangular pipe 41 has sprocket carrier 412, still be provided with sprocket 413 on sprocket carrier 412. The cylinder 42 is fixed with a link plate 421 by a screw, and a chain 422 sleeved on the link plate 421, and the chain 422 is engaged with the chain wheel 413.

As shown in fig. 3, the oven door 3 includes an oven door body 31 which is disposed in a square shape and has a hollow interior, and an oven door shaft 32 which is disposed in the middle of the oven door body 31 and penetrates through the oven door body 31, and the oven door body 31 can be moved on the guide plate 2 conveniently by inserting both ends of the oven door shaft 32 into the chutes 22. The two ends of the furnace door shaft 32 are also provided with guide wheels 321, and the furnace door 3 can move more smoothly on the guide plate 2 through the contact of the guide wheels 321 and the sliding chute 22, so that the blocking phenomenon is not easy to occur.

In the present embodiment, the cylinder 42 is of the type CD75E 32-200-B.

The working principle is as follows: chain 422 and sprocket 413 meshing to support through sprocket 413, prevent chain 422 and the contact of many stick heating furnace body, the other end and the furnace gate 3 of chain 422 are connected, can stimulate chain 422 through cylinder 42 for furnace gate 3 rises to cell body 221 by fixed cell body 222 in, realize that the furnace gate is opened, or put down chain 422 through cylinder 42, make furnace gate 3 slide into to fixed cell body 222 by cell body 221 because of the weight of self, make furnace gate 3 and many stick heating furnace body contact inseparabler more and more, finally realize the auto-lock and seal.

Of course, the above is only a typical example of the present invention, and besides, the present invention can also have other various specific embodiments, and all technical solutions adopting equivalent replacement or equivalent transformation are all within the scope of the present invention as claimed.

Claims

1. A furnace door self-locking mechanism for a multi-rod heating furnace comprises an inner through pipe, guide plates, a furnace door and a cylinder driving device, wherein one end of the inner through pipe is welded in the multi-rod heating furnace body; the method is characterized in that: the deflector includes the deflector body to and set up on the deflector body, make things convenient for the spout that the furnace gate removed, the spout includes the cell body on the collinear with the deflector body, and be located the cell body lower extreme, and the fixed cell body to the slope of inside siphunculus direction.

2. The furnace door self-locking mechanism for the multi-rod heating furnace according to claim 1, characterized in that: an annular groove is formed in one end, welded with the multi-rod heating furnace body, of the inner through pipe, a sealing ring is fixedly embedded in the annular groove, and part of the sealing ring protrudes out of the annular groove.

3. The furnace door self-locking mechanism for the multi-rod heating furnace according to claim 1, characterized in that: the furnace door comprises a furnace door body which is arranged in a square shape and is internally hollow, and a furnace door shaft which is arranged in the middle of the furnace door body and penetrates through the furnace door body.

4. The furnace door self-locking mechanism for the multi-rod heating furnace according to claim 3, characterized in that: guide wheels are further arranged at two ends of the furnace door shaft.

5. The furnace door self-locking mechanism for the multi-rod heating furnace according to claim 1, characterized in that: the cylinder driving device comprises a rectangular pipe fixedly welded with the multi-rod heating furnace body and a cylinder which is arranged above the rectangular pipe and used for pulling the furnace door to open.

6. The furnace door self-locking mechanism for the multi-rod heating furnace according to claim 5, characterized in that: the one end welding of rectangular pipe has two otic placodes that are parallel to each other, are used for supporting fixed light merit, the other end welded fastening of rectangular pipe has the sprocket carrier, still be provided with the sprocket on the sprocket carrier.

7. The furnace door self-locking mechanism for the multi-rod heating furnace according to claim 5, characterized in that: the cylinder is fixed with a chain plate and a chain sleeved on the chain plate through screws, and the chain is meshed with the chain wheel.