CN217998835U - Coke oven tedge upper segment assembly platform - Google Patents

Coke oven tedge upper segment assembly platform Download PDF

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Publication number
CN217998835U
CN217998835U CN202221519548.3U CN202221519548U CN217998835U CN 217998835 U CN217998835 U CN 217998835U CN 202221519548 U CN202221519548 U CN 202221519548U CN 217998835 U CN217998835 U CN 217998835U
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platform
pipe
coke oven
bridge
plate
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CN202221519548.3U
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刘�东
李治野
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China Third Metallurgical Group Co Ltd
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China Third Metallurgical Group Co Ltd
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Abstract

The utility model relates to an upper section assembling platform of a coke oven ascending pipe, which comprises a platform, a supporting frame and a bridge pipe bracket; the upper section of the ascending pipe of the coke oven comprises a top pipe section of the ascending pipe, a bridge pipe and a water seal valve; the platform is U-shaped and is arranged around the outer side of the middle of the top pipe section of the ascending pipe; one end of the platform corresponding to the bridge pipe is provided with a bridge pipe bracket for supporting the bridge pipe; the platform is wholly supported by the support frame. The platform is used for assembling the ascending pipe upper segment (including ascending pipe top pipe section, bridge pipe and water seal valve) on the ground, then integral hoisting carries out the butt joint installation to coke oven roof and other ascending pipe segments, realizes that each segment of ascending pipe is assembled simultaneously, and butt joint simple to operate, has greatly improved the efficiency of construction.

Description

Coke oven tedge upper segment assembly platform
Technical Field
The utility model relates to an equipment fixing technical field especially relates to a coke oven tedge upper segment equipment platform.
Background
The ascending pipe is coke oven accessory equipment which is arranged at the ascending pipe opening on the top of the coke oven and is used for guiding out crude gas in the carbonization chamber. The ascending pipe is composed of a cylinder body, a bridge pipe and a flap seat (also called a water seal valve body). The barrel of the ascending pipe is a cylinder formed by cast iron processing or steel plate welding, and is lined with clay bricks; some cylinders are provided with a jacket or are in a spiral pipe structure, and water or an organic heat carrier is introduced into the jacket or the spiral pipe to recover the sensible heat of the raw coke oven gas. The top of the cylinder body is provided with a water seal cover to prevent the crude gas from escaping to pollute the atmosphere; one side of the upper part of the cylinder body is provided with a bridge pipe, and an ammonia water nozzle is arranged at the turning part of the bridge pipe and is used for spraying hot ammonia water and cooling the crude gas by means of ammonia water evaporation. The bridge pipe is also provided with a steam nozzle or a high-pressure ammonia water nozzle, and when coal is charged into the carbonization chamber, the negative pressure generated during the injection of the steam or the ammonia water is utilized to guide the crude gas to enter the gas collecting pipe so as to reduce the flue gas dissipated by the coal charging hole. The turning plate seat is provided with a turning plate (also called a water seal valve plate), when the carbonization chamber is coked, the turning plate is closed, and the ammonia water sprayed from the bridge pipe overflows along the periphery of the turning plate to form water seal so as to prevent the crude gas from escaping from the gas collecting pipe.
With the development of the coke oven towards large-scale, the size of a coke oven ascending pipe is increased, and a sectional installation mode is generally adopted; at present, the ascending pipe is often divided into three sections during installation, the three sections are all assembled at the top of the coke oven, the space congestion is caused by excessive stacking of equipment parts at the top of the coke oven due to the installation mode, and meanwhile, the construction of the three sections can interfere with each other, so that the construction efficiency is greatly reduced.
Disclosure of Invention
The utility model provides a coke oven tedge upper segment equipment platform assembles tedge upper segment (including tedge top pipeline section, bridge pipe and water seal valve) on ground, then integral hoisting to coke oven furnace roof butt joint installation with other tedge segment, realizes that each segment of tedge is assembled simultaneously, and butt joint simple to operate, has greatly improved the efficiency of construction.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an upper section assembling platform of a coke oven ascending pipe comprises a platform, a support frame and a bridge pipe bracket; the upper section of the coke oven ascending pipe comprises a top pipe section of the ascending pipe, a bridge pipe and a water seal valve; the platform is U-shaped and is arranged around the outer side of the middle part of the top pipe section of the ascending pipe; one end of the platform corresponding to the bridge pipe is provided with a bridge pipe bracket for supporting the bridge pipe; the platform is wholly supported by the support frame.
The cat ladder is established at the one end relative with the bridge pipe bracket to the platform, the top and the platform fixed connection of cat ladder, and the bottom of cat ladder extends to ground.
The end surface of the platform at one end of the bridge pipe bracket and the end surface of the platform at one end of the ladder stand are planes and are parallel to each other, and the vertical connecting line of the 2 end surfaces is parallel to the axis of the horizontal section of the bridge pipe; the other two end surfaces of the platform are arc surfaces which are concentric with the pipe section at the top of the ascending pipe.
The platform consists of a platform plate, an inner side fence and an outer side fence; the inner side edge of the platform plate is provided with an inner side fence, and the outer side edge of the platform plate is provided with an outer side fence; the inner side fence is provided with a gap at the position corresponding to the bridge pipe; the outer side fence is provided with notches corresponding to the crawling ladder and the bridge pipe.
The platform plate is a checkered plate.
The inner side fence and the outer side fence are composed of a plurality of stand columns and enclosing baffles, the stand columns are vertically arranged at intervals, and the stand columns are connected through the plurality of enclosing baffles.
The support frame comprises the support that platform both sides were located to 2 symmetries, and every support all includes 2 support columns and 1 connecting bottom plate, the top and the landing slab fixed connection of support column, and the bottom of support column links to each other through connecting the bottom plate.
The bridge pipe bracket is of an M-shaped structure, the middle part of the bridge pipe bracket is a concave arc-shaped plate, and two ends of the arc-shaped plate are connected with the platform plate through inclined plates; the arc of the arc-shaped plate is matched with the shape of the bridge pipe.
Compared with the prior art, the beneficial effects of the utility model are that:
1) The installation of the upper section of the ascending pipe adopts a new installation mode (ground integral assembly), thereby avoiding the condition of queuing construction, converting the queuing construction into parallel construction and greatly accelerating the construction progress of the project.
2) A simple steel structure installation platform is specially manufactured, the operation mode that the gas collecting pipe operation platform needs to be used for installation in the prior art is replaced, the installation of the ascending pipe can be carried out in advance, the construction progress is further accelerated, and meanwhile, due to the fact that no overhead operation exists, the safety is guaranteed.
3) As the upper section of the ascending pipe is assembled on the ground, more space is left for the top part of the furnace, so that the operation of other professional construction teams is more convenient, and the phenomena of cross operation and labor force are avoided.
4) Further improving the mechanization degree of engineering construction.
Drawings
FIG. 1 is a schematic perspective view of an assembly platform for an upper section of a coke oven ascension pipe according to the present invention.
FIG. 2 is a schematic perspective view of the upper section of the ascending pipe of the coke oven according to the present invention.
FIG. 3 is a schematic perspective view of the assembled platform for the upper section of the ascending pipe of the coke oven according to the present invention.
In the figure: 1. platform 11, inner side fence 12, outer side fence 2, support frame 3, bridge pipe bracket 4, ladder 5, ascending pipe top pipe section 6, water seal valve 7 and bridge pipe
Detailed Description
The following description of the embodiments of the present invention will be made with reference to the accompanying drawings:
as shown in fig. 1, the assembling platform for the upper section of the ascending pipe of the coke oven of the utility model comprises a platform 1, a support frame 2 and a bridge pipe bracket 3; as shown in fig. 2, the ascending pipe upper section of the coke oven ascending pipe comprises an ascending pipe top pipe section 5, a bridge pipe 7 and a water seal valve 6; the platform 1 is U-shaped and is arranged around the outer side of the middle part of the top pipe section 5 of the ascending pipe; one end of the platform 1 corresponding to the bridge pipe 7 is provided with a bridge pipe bracket 3 for supporting the bridge pipe 7; the platform 1 is supported as a whole by a support frame 2.
The ladder stand 4 is established at the one end relative with the bridge pipe bracket 3 to platform 1, the top and the platform 1 fixed connection of ladder stand 4, and the bottom of ladder stand 4 extends to ground.
The end surface of the platform 1 at one end of the bridge pipe bracket 3 and the end surface of the platform at one end of the ladder stand 4 are planes and are parallel to each other, and the vertical connecting line of the 2 end surfaces is parallel to the axis of the horizontal section of the bridge pipe 7; the other two end faces of the platform 1 are arc faces concentric with the riser top section 5.
The platform 1 consists of a platform plate, an inner side fence 11 and an outer side fence 12; an inner side rail 11 is arranged on the inner side edge of the platform plate, and an outer side rail 12 is arranged on the outer side edge of the platform plate; the inner side fence 11 is provided with a gap at the position corresponding to the bridge pipe 7; the outer fence 12 is provided with notches corresponding to the ladder 4 and the bridge pipe 7.
The platform plate is a checkered plate.
Inboard rail 11, outside rail 12 are by a plurality of stands and enclose the fender and constitute, and one section distance vertical setting of stand interval is through a plurality of fender connections of enclosing between the stand.
Support frame 2 comprises the support that 1 both sides of platform were located to 2 symmetries, and every support all includes 2 support columns and 1 connecting bottom plate, the top and the landing slab fixed connection of support column, and the bottom of support column links to each other through connecting the bottom plate.
The bridge pipe bracket 3 is of an M-shaped structure, the middle part of the bridge pipe bracket is a concave arc-shaped plate, and two ends of the arc-shaped plate are connected with the platform plate through inclined plates; the arc of the arc-shaped plate is adapted to the shape of the bridge pipe 7.
In the past, 3 sections of the coke oven ascending pipe need to be installed by means of a gas collecting pipe operation platform, on one hand, cross construction exists, safety is not guaranteed, on the other hand, installation of all sections of the ascending pipe can be carried out only after the gas collecting pipe is manufactured and installed, and therefore construction efficiency is low.
The utility model discloses a steel structure platform to riser upper segment installation and design for the supplementary installation of coke oven riser, this platform simple structure, the processing preparation is easy, has set up the bridge pipe bracket specially for the bridge pipe installation of convenience.
The following examples are carried out on the premise of the technical solution of the present invention, and detailed embodiments and specific operation procedures are given, but the scope of the present invention is not limited to the following examples. The methods used in the following examples are conventional methods unless otherwise specified.
[ examples ] A method for producing a compound
As shown in FIG. 1, in the embodiment, the mounting platform for the upper section of the ascending pipe of the coke oven comprises a support frame 2, a platform 1, a bridge pipe bracket 3, a ladder stand 4 and the like.
The support frame 2 comprises 2 supports, establishes support column and connecting bottom plate in every support, and the support column adopts square pipe preparation, and 2 support column bottoms in same support link to each other through connecting the bottom plate for increase the lifting surface area of bottom surface, ensure platform structure's stability. The upper end of the supporting column is welded and fixed with the platform 1.
The platform board of platform 1 adopts checkered plate to make, and the rail is established respectively to the inboard and the outside of platform 1, and the rail is by the stand and enclose the fender and constitute. 12 stand are established altogether, and the stand is managed the preparation by square, encloses through what the band steel made between the stand and keeps off and carry out welded connection, encloses to keep off along high setting 3. The cross-sectional dimension of the column is 80mm × 80mm (side length) × 1mm (wall thickness), and the length is 1200mm. The dimensions of the enclosure are 60mm (width) by 2mm (thickness).
The bridge pipe bracket 3 is formed by welding 2 flat steel plates and 1 arc-shaped steel plate and is used for temporarily placing the bridge pipe 7 when the bridge pipe 7 is installed.
In this embodiment, the support column has a length of 1500mm, and is made of a square tube having a wall thickness of 2mm and a cross-sectional outer dimension of 200mm × 200mm. The distance between the 2 supports is 2800mm, the center distance of the 2 support columns in the same support is 2400mm, and the connecting bottom plate is made of a steel plate with the size of 3000mm (length) x 200mm (width) x 2mm (thickness).
The platform board adopts the checkered plate that thickness is 4.5mm to make, and the arc section of 1 both sides of platform is the 1/4 of full circle, and the internal diameter is 2000mm, and the external diameter is 4000mm. The outer side length of the parallel end surfaces at the two ends of the platform 1 is 3000mm, the inner side length is 1500mm, and the width is 800mm.
The bridge pipe bracket 3 is made of steel plates with the thickness of 2mm, the bridge pipe bracket 3 is formed by welding 2 straight steel plates and 1 arc-shaped steel plate, the size of each straight steel plate is 600mm (width) × 800mm (length) × 2mm (thickness), each arc-shaped steel plate is semicircular, the diameter of the outer contour is 800mm, and the wall thickness is 2mm.
In this embodiment, the construction process using the assembling platform for the upper section of the ascending pipe of the coke oven is as follows (as shown in fig. 3):
first, the riser top pipe section 5, the bridge pipe 7 and the water seal valve 6 are transported to the space-time area on the coke oven side or coke side by a pallet truck, respectively, and a crane (1 crane is engaged) is prepared, and the assembling operation is performed by 1 to 2 workers.
The platform 1 is placed on a solid and flat ground, a pipe section 5 at the top of the ascending pipe without the fittings is hoisted into a hole in the middle of the platform 1 from the right upper part of the platform 1, and the pipe section is manually centered, so that a horizontal flange opening on the pipe section is aligned to the position of the bridge pipe bracket 3.
An operator goes up to the platform 1 through the crawling ladder 4, hoists the water seal valve 6, slowly hoists to the upper part of the top pipe section 5 of the ascending pipe from the right above the platform 1, and performs bolt tightening operation at the flange after manual centering alignment.
The bridge pipe 7 is hung on the bridge pipe bracket 3, manually aligned with the horizontal flange opening of the riser top pipe section 5, and then subjected to the bolt tightening operation of the method.
After all the accessories of the upper section of the ascending pipe are installed, the assembled upper section of the ascending pipe is hoisted to a front platform of the coke oven by a crane, the upper section of the ascending pipe is hoisted to the corresponding position of the top of the oven by matching with a crane at the top end of a steel structure greenhouse of the coke oven, and after 2 sections at the lower part of the ascending pipe are positioned and installed, the crane is operated to match with an assembling platform at the lower part of the ascending pipe (positioned at the top of the oven), and the upper section of the ascending pipe and the 2 sections at the lower part of the ascending pipe are spliced together.
The above description is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can substitute or change the technical solution and the concept of the present invention within the technical scope of the present invention.

Claims (8)

1. An upper section assembling platform of a coke oven ascending pipe is characterized by comprising a platform, a support frame and a bridge pipe bracket; the upper section of the coke oven ascending pipe comprises a top pipe section of the ascending pipe, a bridge pipe and a water seal valve; the platform is U-shaped and is arranged around the outer side of the middle part of the top pipe section of the ascending pipe; the platform is provided with a bridge pipe bracket at one end corresponding to the bridge pipe and used for supporting the bridge pipe; the platform is wholly supported by the support frame.
2. The coke oven riser pipe upper section assembly platform of claim 1, wherein the platform is provided with a ladder at an end opposite to the bridge pipe bracket, the top end of the ladder is fixedly connected with the platform, and the bottom end of the ladder extends to the ground.
3. The assembling platform for the ascending pipe upper section of the coke oven according to claim 1, wherein the platform end surface at the end provided with the bridge pipe bracket and the platform end surface at the end provided with the ladder stand are plane and parallel to each other, and the vertical connecting line of 2 end surfaces is parallel to the axis of the horizontal section of the bridge pipe; the other two end surfaces of the platform are arc surfaces which are concentric with the pipe section at the top of the ascending pipe.
4. The coke oven riser pipe upper section assembly platform of claim 1, wherein the platform is comprised of a platform plate, an inner rail and an outer rail; the inner side edge of the platform plate is provided with an inner side fence, and the outer side edge of the platform plate is provided with an outer side fence; the inner side fence is provided with a gap at the position corresponding to the bridge pipe; the outside rail sets up the breach in corresponding cat ladder and bridge pipe department.
5. The coke oven riser pipe upper section assembly platform of claim 4, wherein the platform plate is a checkered plate.
6. The coke oven ascension pipe upper section assembly platform of claim 4, wherein the inner side fence and the outer side fence are each composed of a plurality of columns and barriers, the columns are vertically arranged at intervals, and the columns are connected by the barriers.
7. The coke oven riser pipe upper section assembling platform of claim 1, wherein the support frame is composed of 2 supports symmetrically arranged at two sides of the platform, each support comprises 2 support columns and 1 connecting bottom plate, the top of each support column is fixedly connected with the platform plate, and the bottom of each support column is connected with the connecting bottom plate.
8. The coke oven riser pipe upper section assembly platform of claim 1, wherein the bridge pipe bracket is of an M-shaped structure, the middle part of the bridge pipe bracket is a concave arc-shaped plate, and two ends of the arc-shaped plate are connected with the platform plate through inclined plates; the arc of the arc-shaped plate is matched with the shape of the bridge pipe.
CN202221519548.3U 2022-06-17 2022-06-17 Coke oven tedge upper segment assembly platform Active CN217998835U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221519548.3U CN217998835U (en) 2022-06-17 2022-06-17 Coke oven tedge upper segment assembly platform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221519548.3U CN217998835U (en) 2022-06-17 2022-06-17 Coke oven tedge upper segment assembly platform

Publications (1)

Publication Number Publication Date
CN217998835U true CN217998835U (en) 2022-12-09

Family

ID=84295142

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221519548.3U Active CN217998835U (en) 2022-06-17 2022-06-17 Coke oven tedge upper segment assembly platform

Country Status (1)

Country Link
CN (1) CN217998835U (en)

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