CN214991305U - Coke oven top sliding layer furnace end protection device - Google Patents
Coke oven top sliding layer furnace end protection device Download PDFInfo
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- CN214991305U CN214991305U CN202121316825.6U CN202121316825U CN214991305U CN 214991305 U CN214991305 U CN 214991305U CN 202121316825 U CN202121316825 U CN 202121316825U CN 214991305 U CN214991305 U CN 214991305U
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- end protection
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- coke oven
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Abstract
The utility model discloses a coke oven furnace roof sliding layer furnace end protection device, a serial communication port, include: the furnace end protection plate (1), the furnace end protection plate (1) is arranged at the opposite end part of the upper brick part of the furnace top; the flexible heat insulation pad (2), the flexible heat insulation pad (2) is arranged between the furnace end protection plate (1) and the upper brick part of the furnace top; the adjustable pressure ejector rod (3), adjustable pressure ejector rod (3) one end with furnace end protection shield (1) offsets just adjustable pressure ejector rod (3) apply for the pressure of furnace end protection shield (1) is adjustable, and the other end is fixed, furnace end protection shield (1) can for adjustable pressure ejector rod (3) slide. The pressure applied by the pressure-adjustable ejector rod can limit the furnace end protection plate, namely reasonable protection force is applied to the brickwork, and excessive expansion of the upper brick part of the furnace top is prevented.
Description
Technical Field
The utility model relates to the technical field of thermotechnical equipment, in particular to a furnace end protection device for a sliding layer of a coke oven top.
Background
The furnace top of the domestic mainstream coke oven usually adopts a brick-shaped structure made of the same material, and each layer of bricks are occluded by brick hook tongues, and the upper layer and the lower layer do not slide relatively. However, in the process of baking the oven, the temperature difference between the upper part and the lower part of the oven top can cause the expansion amount of the upper layer brick and the lower layer brick to be different, the expansion amount of the lower layer brick is larger due to high temperature, and the expansion amount of the upper layer brick is smaller due to low temperature, so that the lower layer brick can drive the upper layer brick to move in the expansion process, irregular gaps are formed between the oven tops, and the tightness and quality of the whole coke oven gas are affected.
In view of the above problems, the existing ultra-large coke ovens all adopt a furnace top sliding layer, and specifically, a low-damping sliding material layer is arranged between an upper layer brick and a lower layer brick, so that the upper layer brick and the lower layer brick can slide relatively, and gaps are avoided.
In the prior art, the coke oven without the sliding layer has hard contact between the oven top protection plate and the oven body structure, and the protection plate only plays the roles of keeping off rain, dust and scratch and does not need to apply acting force to resist the sliding of the oven top. After the sliding layer technology is adopted, a large protection force needs to be applied to the furnace end protection plate to resist the redundant sliding of the brickwork on the upper portion of the furnace top, so that the brickwork and the protection plate part are greatly extruded, and finally, part of brick bodies are damaged.
Therefore, how to provide a furnace end protection device for a sliding layer on the top of a coke oven to protect brickwork is an urgent problem to be solved by the technical field.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a coke oven roof sliding layer furnace end protection device to the protection brickwork.
In order to achieve the above object, the utility model provides a following technical scheme:
a coke oven roof sliding layer furnace end protection device comprises:
the furnace end protection plate is arranged at the opposite end part of the upper brick part of the furnace top;
the flexible heat insulation pad is arranged between the furnace end protection plate and the upper brick part of the furnace top;
the adjustable pressure ejector rod, adjustable pressure ejector rod one end with the furnace end protection shield offsets and adjustable pressure ejector rod applies for the pressure of furnace end protection shield is adjustable, and the other end is fixed, the furnace end protection shield can slide for adjustable pressure ejector rod.
Preferably, in the above-described coke oven roof sliding layer furnace end protection device, a sliding layer is provided between an upper brick portion of the roof and a lower brick portion of the roof, and both the upper brick portion of the roof and the lower brick portion of the roof are slidable relative to the sliding layer.
Preferably, in the above protection device for a sliding layer furnace end on a top of a coke oven, the pressure-adjustable ejector rod comprises:
the bracket is fixedly arranged on the oven column of the coke oven;
one end of the ejector rod is used for abutting against the furnace end protection plate, and the ejector rod can move towards and away from the furnace end protection plate;
the spring is sleeved on the ejector rod, one end of the spring is connected with the support, and the other end of the spring is connected with the other end of the ejector rod.
Preferably, in the protection device for the furnace end of the sliding layer at the top of the coke oven, two ejector rods of the pressure-adjustable ejector rod correspond to the springs one by one.
Preferably, in the above protection device for the sliding layer furnace end on the top of the coke oven, two adjustable pressure push rods are respectively arranged at two ends of the upper brick part and are both arranged along the height direction of the upper brick part on the top of the coke oven.
Preferably, in the above device for protecting a sliding layer burner on a coke oven top, the burner protection plate includes:
the steel plate is positioned between the flexible heat-insulation pad and the pressure-adjustable ejector rod;
the reinforcing beam is arranged on the steel plate and is used for abutting against the pressure-adjustable ejector rod.
Preferably, in the coke oven top sliding layer furnace end protection device, the reinforcing beam is of a channel steel structure, and a base plate for abutting against the adjustable pressure ejector rod is arranged at a notch of the reinforcing beam.
Preferably, in the coke oven top sliding layer furnace end protection device, the base plate is provided with dimension scale lines for detecting the expansion amount of the coke oven in the height direction.
Preferably, in the coke oven roof sliding layer burner protection device, the steel plate has a notch for avoiding a cross brace.
The utility model provides a coke oven top sliding layer furnace end protection device can be spacing to the furnace end protection shield through the pressure that adjustable pressure ejector pin was applyed, applys reasonable protective force to the brickwork promptly, prevents the excessive inflation of upper portion brick portion of furnace top.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a furnace head protection device of a sliding layer on the top of a coke oven disclosed in an embodiment of the present invention;
FIG. 2 is a schematic structural view of the assembled sliding layer furnace end protection device on the top of the coke oven disclosed in the embodiment of the present invention;
fig. 3 is a front view of a protection plate of a guide furnace end disclosed in an embodiment of the present invention;
fig. 4 is a side view of the furnace end protection plate of the guide furnace disclosed in the embodiment of the present invention.
Detailed Description
The utility model discloses a furnace head protection device of a sliding layer of a coke oven top, which is used for protecting a masonry.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the present application discloses a coke oven crown sliding layer furnace end protection device, which comprises: the furnace end protection plate 1, the flexible heat preservation pad 2 and the adjustable pressure ejector rod 3. Specifically, the furnace end protection plate 1 is arranged at the end part of the upper brick part of the furnace top, the flexible heat insulation pad 2 is arranged between the furnace end protection plate 1 and the upper brick part of the furnace top, one end of the adjustable pressure ejector rod 3 is abutted against the furnace end protection plate 1, the other end of the adjustable pressure ejector rod is fixed, and the furnace end protection plate 1 can slide relative to the adjustable pressure ejector rod 3. The pressure exerted through the adjustable pressure ejector rod 3 can be spacing to the furnace end protection plate 1, exert reasonable protective force to the brickwork promptly, prevent the excessive expansion of the upper portion brick portion of furnace roof.
In a specific embodiment, a sliding layer is arranged between the upper brick portion of the furnace top and the lower brick portion of the furnace top, and the upper brick portion and the lower brick portion can slide relative to the sliding layer, so that the upper brick portion and the lower brick portion can be independently expanded without being influenced by each other, and gaps are avoided. The sliding layer may be a separate steel layer, and the size and thickness of the steel layer are not limited herein.
In a further embodiment, the adjustable pressure ram 3 of the present application comprises: a bracket, a ram 32 and a spring 33. Wherein the bracket is fixedly arranged on the oven column 31 of the coke oven and is used as a mounting base of the whole pressure-adjustable ejector rod 3, in practice, one end of the bracket is fixed on the outer side, and the bracket is not influenced by temperature and can not expand. Foretell ejector pin 32 one end is used for propping up with furnace end protection shield 1 to ejector pin 3 can be along moving towards and keeping away from furnace end protection shield 1 direction, and the direction of perpendicular to furnace end protection shield 1 removes promptly, and is concrete, can pass through threaded connection with ejector pin 32 and support, realizes adjusting the pressure size that ejector pin 3 applyed for furnace end protection shield 1 through rotating the ejector pin. The spring 33 is sleeved on the push rod 32, one end of the spring 33 is connected with the bracket, and the other end of the spring 33 is connected with the other end of the push rod 32. The spring 33 is pressed to apply pressure to the furnace end protection plate 1 through the push rod 32. Adopt adjustable pressure ejector pin 3 in this application simple structure, easily adjust to can guarantee the continuous regulation of pressure.
The person skilled in the art can understand that the adjustable pressure ejector rod 3 can also be of a cylinder structure, that is, the cylinder rod abuts against the furnace end protection plate 1, and the adjustment of the pressure is realized by controlling the extension and retraction of the cylinder rod of the cylinder.
In the preferred embodiment, there are two push rods 32 of the adjustable pressure push rod 3, and the push rods 32 correspond to the springs 33 one by one. Exert pressure to furnace end protection shield 1 through setting up two adjustable pressure ejector pins 3 to guarantee to improve the homogeneity of exerting pressure to furnace end protection shield 1, increase adjustable pressure ejector pin 3 and furnace end protection shield 1's area of contact, improved furnace end protection shield 1's stability.
Furnace end protection shield 1 in this application includes: the pressure-adjustable heat-preservation cushion comprises a steel plate 11 and a reinforcing beam 12, wherein the steel plate 11 is positioned between the flexible heat-preservation cushion 2 and the pressure-adjustable ejector rod 3, the reinforcing beam 12 is arranged on the steel plate 11, and the reinforcing beam 12 is used for abutting against the pressure-adjustable ejector rod 3. The steel plate 11 is a main structure of the burner protection plate 1, and its size may be set according to different needs as long as it can be integrally attached to the upper brick portion of the furnace top. The reinforcing beam 12 can be arranged at a proper position of the steel plate 11 according to force calculation and analysis, and the reinforcing beam 12 is abutted against the adjustable pressure mandril 3 so as to transmit the pressure loaded on the furnace end protection plate 1 to other positions of the furnace end protection plate 1 through the reinforcing beam 12.
In a further embodiment, the reinforcing beam 12 is a channel steel structure, and a backing plate 13 for abutting against the adjustable pressure ram 3 is disposed at the notch of the reinforcing beam 12. Set up stiffening beam 12 into the channel-section steel structure, can guarantee stiffening beam 12's intensity requirement, all set up the channel-section steel structure at the both ends of steel sheet 11 along the height in this application to with the adjustable pressure ejector pin 3 one-to-one of upper portion brick portion tip. Specifically, furnace end protection plates 1 are arranged at two ends of the upper brick portion, and each furnace end protection plate 1 corresponds to two pressure-adjustable ejector rods 3. It will be appreciated by those skilled in the art that the number and position of the push rods 3 can be set according to different needs. In order to shorten the cantilever distance of ejector pin, set up the backing plate 13 that is used for offseting with the ejector pin in the notch department of groove steel construction in this application, this backing plate 13 is installed in notch department for shelter from the notch, thereby reduced the bending that the ejector pin leads to because of the furnace body upwards expands.
The backing plate 13 in the application is provided with dimension scale marks for detecting the expansion amount of the coke oven in the height direction. By setting scale marks, the moving distance of the backing plate 13 relative to the pressure-adjustable ejector rod 3 can be measured, namely the expansion distance of the upper brick part along the height direction. In practice, the adjustable pressure mandril 3 can be opposite to the zero scale position on the backing plate 13 at the initial position, so as to facilitate calculation. The method can realize measurement of the expansion amount of the coke oven in the height direction, has simple structure, can realize real-time monitoring, does not need to additionally arrange a measuring scale, and reduces the cost.
Specifically, a notch for avoiding a cross brace is formed in the steel plate 11, the cross brace is a limiting device for limiting outward expansion amount of the coke oven and is used for hooping the coke oven, in order to increase the contact area between the steel plate 11 and the oven top brickwork, an avoiding opening needs to be formed according to components (such as reinforcing ribs, connecting pieces or other structures protruding out of the surface of the oven top brickwork) arranged on the oven top brickwork, structures such as protrusions arranged on the oven top brickwork are not limited, and the protrusions can be avoided as long as the protrusions are required.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (9)
1. A coke oven top sliding layer furnace end protection device is characterized by comprising:
the furnace end protection plate (1), the furnace end protection plate (1) is arranged at the opposite end part of the upper brick part of the furnace top;
the flexible heat insulation pad (2), the flexible heat insulation pad (2) is arranged between the furnace end protection plate (1) and the upper brick part of the furnace top;
the adjustable pressure ejector rod (3), adjustable pressure ejector rod (3) one end with furnace end protection shield (1) offsets just adjustable pressure ejector rod (3) apply for the pressure of furnace end protection shield (1) is adjustable, and the other end is fixed, furnace end protection shield (1) can for adjustable pressure ejector rod (3) slide.
2. The coke oven crown sliding layer furnace head protection device as claimed in claim 1, wherein a sliding layer is provided between the upper brick portion of the furnace crown and the lower brick portion of the furnace crown, and both the upper brick portion of the furnace crown and the lower brick portion of the furnace crown are slidable relative to the sliding layer.
3. The coke oven roof sliding layer furnace end protection device according to claim 1, characterized in that the adjustable pressure ram (3) comprises:
the bracket is fixedly arranged on a coke oven column (31);
one end of the ejector rod (32) is used for abutting against the furnace end protection plate (1), and the ejector rod (32) can move towards and away from the furnace end protection plate (1);
the spring (33), spring (33) cover is established on ejector pin (32), spring (33) one end with leg joint, the other end of spring (33) with the other end of ejector pin (32) is connected.
4. The coke oven roof sliding layer furnace end protection device as claimed in claim 3, wherein there are two of the pressure adjustable ejector pins (3), and the ejector pins correspond to the springs one by one.
5. The coke oven crown sliding layer furnace end protection device according to claim 3, characterized in that two adjustable pressure ejector pins (3) are respectively arranged at both ends of the upper brick part and are arranged along the height direction of the upper brick part of the oven crown.
6. The coke oven roof sliding layer furnace end protection device according to claim 1, characterized in that the furnace end protection plate (1) comprises:
the steel plate (11), the steel plate (11) is positioned between the flexible heat-insulating pad (2) and the pressure-adjustable ejector rod (3);
the reinforcing beam (12) is arranged on the steel plate (11), and the reinforcing beam (12) is used for abutting against the pressure-adjustable ejector rod (3).
7. The coke oven roof sliding layer furnace end protection device of claim 6, characterized in that the reinforcement beam (12) is of a channel steel structure, and a base plate (13) for abutting against the adjustable pressure ram (3) is arranged at the notch of the reinforcement beam (12).
8. The coke oven roof sliding layer furnace end protection device as claimed in claim 7, wherein the backing plate (13) is provided with dimension scale lines for detecting the expansion amount of the coke oven in the height direction.
9. The coke oven roof sliding layer burner protection device as claimed in claim 6, characterized in that the steel plate (11) has a recess for avoiding cross braces.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121316825.6U CN214991305U (en) | 2021-06-11 | 2021-06-11 | Coke oven top sliding layer furnace end protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121316825.6U CN214991305U (en) | 2021-06-11 | 2021-06-11 | Coke oven top sliding layer furnace end protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214991305U true CN214991305U (en) | 2021-12-03 |
Family
ID=79128252
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121316825.6U Active CN214991305U (en) | 2021-06-11 | 2021-06-11 | Coke oven top sliding layer furnace end protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214991305U (en) |
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2021
- 2021-06-11 CN CN202121316825.6U patent/CN214991305U/en active Active
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