16results about "Oven foundations" patented technology

The invention provides a coke oven column deformation monitoring method and system, and relates to the technical field of coke oven measurement, and the coke oven column deformation monitoring method comprises the following steps: obtaining an image sequence of a marked area in the side surface of an oven column; gray processing is carried out on the image sequence to obtain a gray image sequence, and the gray image sequence comprises a plurality of gray images arranged according to a time sequence; selecting the same region as a target sub-region in each grayscale image, wherein the target sub-region has a plurality of adjacent sub-regions adjacent to the target sub-region; whether the furnace column is deformed or not is judged according to the gray value of the target sub-region in an initial gray image and the gray value of the target sub-region in a subsequent gray image, and the initial gray image is the first gray image in the gray image sequence. According to the invention, the deformation measurement precision of the coke oven column is improved, and the operation is simple.

The utility model discloses a coke oven column fixing structure, relates to the technical field of coke oven column installation, and solves the problems that in the heating and cooling process of an existing coke oven column, the temperature change of a furnace body with a removed combustion chamber is larger than that of an adjacent reserved combustion chamber, the shrinkage or expansion amount of the furnace body is large, and the furnace column and the furnace body cannot be independently adjusted after being welded together; the free expansion of the combustion chamber masonry is influenced, and the furnace wall deformation and the furnace body extrusion damage are caused. Comprising a plurality of furnace columns, and reinforcing channel steel is arranged on the furnace columns. The plurality of adjusting structures are respectively arranged on the channel steel, and each adjusting structure comprises a screw rod which is inserted into the reinforcing channel steel in a penetrating manner; according to the utility model, the load of the furnace column can be singly adjusted and is slightly lower than normal pressure, so that the individual load requirement of each furnace column is met, and the conditions of furnace wall deformation, furnace body extrusion damage and the like caused by influence on free expansion of a combustion chamber masonry are avoided.

The invention relates to the technical field of coke oven production processes, in particular to a coke oven column pressurizing device. According to the device, the fastening component and the pressure adjusting component are arranged, the fastening component is fixed to the furnace column I-shaped steel, a spring of the fastening component is fastened through a first nut, and the spring is used for increasing pressure for the furnace column I-shaped steel; jacking equipment is arranged on a fixed bottom plate of the pressure adjusting component, and oven column I-shaped steel is clamped and fixed through clamping plates on the two sides, so that the fixed bottom plate is fixed to the front end of a fastening plate, the jacking equipment conveniently drives the fastening plate to be close to an oven column, the compression amount of a spring is increased, the pressure of the oven column I-shaped steel is increased, and the stability of a coke oven body structure is guaranteed; through the double-layer spring structure, the stability of spring deformation is improved.

The invention relates to the field of coke dry quenching furnace refractory material repair construction, and discloses a top-pulling bottom-bracing system for maintaining corbel pillar bricks of a coke dry quenching furnace. The system comprises a suspension top pulling device and a bottom supporting device. The suspension jacking and pulling device comprises a furnace mouth bearing beam and a plurality of suspension jacking and pulling units annularly distributed on the periphery of the furnace mouth bearing beam, and each suspension jacking and pulling unit comprises an in-furnace bearing beam, a middle bolt hole bearing support and a suspension connecting assembly. The bottom supporting device comprises bottom supporting units with the number corresponding to that of the suspension top pulling units, each bottom supporting unit comprises a stand column, a protection plate fixed to the stand column and a lifting device, and the lifting devices are placed at the top ends of the stand columns to support the bearing beam in the furnace from the lower portion when used. According to the system, top pulling and bottom supporting are combined, upward pulling is achieved through the furnace mouth bearing beam and the middle bolt hole bearing support, bottom supporting is achieved through the stand columns and the lifting device, stable supporting is formed, and masonry sinking or cracking or collapse in the maintenance process is prevented.

The utility model discloses a pressure regulating device for a coke oven column, which belongs to the technical field of coke oven columns and comprises an oven body, the oven column is arranged on one side of the oven body, a transverse brace is arranged in the oven body, a pressing plate is arranged at one end of the transverse brace, a nut is arranged on one side of the pressing plate, and connecting blocks are arranged on two sides of the oven column. A connecting block is arranged on the upper portion of the telescopic base, a connecting frame is arranged above the connecting block in an inserted mode, one end of the connecting frame is in threaded connection with a threaded sleeve, a telescopic assembly is arranged at one end of the threaded sleeve, and a connector is arranged in the telescopic assembly, and the telescopic base, the push block, the arc-shaped fastening block, the fastening screw rod, the bearing and the guide rod are arranged, so that clamping connection between the connector and a nut is facilitated; the fixing effect on the connector is good due to the arrangement of the fastening pad, the fastening screw rod is convenient to rotate due to the arrangement of the anti-skid sleeve, and the threaded sleeve is convenient to rotate through the supporting rod without the help of external tools.

The utility model discloses an adjustable easy maintenance type coke oven column, which relates to the technical field of coke oven columns, and comprises a first main body rod and a second main body rod, the inner wall of one side of the first main body rod is fixedly provided with a connecting partition disc, and the top end and the bottom end of the connecting partition disc are both rotatably connected with lifting screw rods; a rotating disc is fixedly mounted at the top end of one side of the lifting screw, and a rotating motor is fixedly connected to the top end of one side of the rotating disc. A rotating motor is arranged to drive a rotating disc to rotate, and then a lifting screw rod is driven to rotate to adjust the position of a sleeving ring on the lifting screw rod, so that the distance between the first furnace column body and the second furnace column body can be adjusted; splicing use of the first furnace column body and the second furnace column body is achieved through sealing buckles of the plug pin sealing grooves and the plug pin sealing rods, the first furnace column body and the second furnace column body can be directly opened when the interiors of the first furnace column body and the second furnace column body need to be cleaned, the one-by-one cleaning effect is achieved, and the cleaning efficiency is improved.

The utility model discloses a high-strength coke oven column, which comprises an oven column main body and fixing plates arranged at the front end and the rear end of the oven column main body, heat-resistant coatings are arranged on the outer walls of the front ends of the fixing plates and the outer walls of the left end and the right end of the oven column main body, and an anti-deformation column is fixedly connected in the oven column main body. A positioning column is fixedly connected to the interior of the anti-deformation column to limit the bending amplitude of the furnace column main body, and by installing the positioning column and the anti-deformation column, in the using process of the furnace column main body, the supporting structure in the furnace column main body can be increased through the positioning column made of a silicon carbide material and the anti-deformation column made of a zirconium oxide material; the positioning columns and the anti-deformation columns can bear high temperature and prevent deformation, so that when the oven column main body is about to be bent, the posture of the oven column main body is limited, the situation of deformation of the oven column main body is prevented, and the supporting stability and reliability of the oven column main body to the coke oven are improved.

To provide a monitoring device for a coke oven that can measure the length of a furnace tightening spring without performing construction on the coke oven, and moreover, has good maintainability as a whole device.SOLUTION: A monitoring device 3 for a coke oven 1 comprises: a furnace wall 11; backstays 12 disposed on both sides of the furnace wall 11; an upper cross tie rod 13 installed on the upper part of the furnace wall 11; an upper cross tie rod spring 14 attached to an end part of the upper cross tie rod 13 on an extruder 4 side; upper spring receiver parts 15, 16 provided on both sides of the upper cross tie rod spring 14, respectively; an imaging apparatus 26 that simultaneously captures images of one upper spring receiver part 15 and the other spring receiver part 16; and an analyzer 27 that measures a distance between one upper spring receiver part 15 and the other spring receiver part 16 based on image data captured by the imaging apparatus 26.SELECTED DRAWING: Figure 6

A coke oven supporting plate mounting method is characterized by comprising the following steps: a, erecting a supporting bracket of a coke oven supporting plate, b, placing a wood springboard, c, placing the supporting plate according to a line, d, building an upper refractory masonry, and e, dismantling the bracket body and the supporting bracket after building of an oven top is completed. The coke oven supporting plate mounting method has the advantages that the scaffold is convenient to erect, the wood springboard supporting structure is simple, and the construction cost is low.

The utility model relates to a novel coke oven column which comprises an oven column body, and the bottom of the oven column body is fixedly connected with a coke oven bracket; the furnace column body comprises two wing plates and two webs, and the two webs are fixed between the two wing plates; the section of the furnace column body is a box-shaped section, and a box-shaped cavity is formed in the box-shaped section; a plurality of spring pressurizing devices are mounted on the furnace column body; the spring pressurizing device comprises a spring body and a jackscrew, and the spring body is horizontally arranged in the box-shaped cavity; the jackscrew is arranged at one end of the spring body; and one end, far away from the spring body, of the jackscrew penetrates through the wing plate and extends to the outer side. The furnace column body is provided with the box-shaped section, the overall section of the furnace column body has higher bending resistance under the same overall dimension, and the lasting stability of the furnace column body is guaranteed.

The utility model relates to a coke oven hearth plate sleeve control tool, which comprises a vertical rod (2), and is characterized in that the vertical rod (2) is round steel, the bottom end and the middle part of the vertical rod are respectively sleeved and fixed with an annular template (1, 3), so that the vertical rod is vertical to the plane of the annular template; a round steel plate (4) is horizontally and fixedly welded to the top end of the vertical rod, a cross-shaped round steel support is fixedly welded to the center of the upper surface of the round steel plate, and line pendants (6) are arranged at the top ends of two adjacent supporting rods (5) of the cross-shaped round steel support respectively. And when the vertical rod is inserted into the coke oven hearth plate sleeve, the circular steel plate (4) and the coke oven hearth plate sleeve are concentric. The coke oven hearth plate sleeve control tool has the advantages that the control tool is simple in structure and convenient to manufacture, the control over the perpendicularity of the sleeve is enhanced, the first-pass yield of the perpendicularity after installation is completed is improved, and the installation and inspection efficiency is improved.

A corbel for a coke oven, including a gunblock section having a longitudinal through-bore arranged therein, the gunblock section having at least one substantially vertical though-bore in communication with the longitudinal through-bore. The gunblock section may be integral with a base. The gunblock section may also include a substantially vertical -angular channel open to a first end of the gunblock section and also open to a first side of the gunblock section.

The invention relates to the technical field of coke oven installation, in particular to a coke oven column position adjusting method which comprises the following steps: manufacturing an adjusting tool which is of a Z-shaped structure and comprises a first vertical part, a second vertical part and a horizontal part; the horizontal part of the adjusting tool clings to the top surface of the coke oven foundation, and the first vertical part is inserted between the coke oven foundation and the oven column and clings to the side wall of the coke oven foundation; a jack is laterally placed on the second vertical part, the output end of the jack is located on the side close to the furnace column, and jacking preparation is made; loosening the furnace column bottom fixing bolt; the jack is jacked, and the furnace column is pushed to a preset position; mounting a fixing bolt at the bottom of the furnace column to fix the furnace column, slowly loosening the jack, and taking out the adjusting tool; according to the method, the technical problem of fine adjustment of the furnace column is solved, the construction speed is high, the efficiency is high, the requirement for the construction space is low, and the installation position of the furnace column can be finely adjusted without dismantling a warm shed supporting structure; meanwhile, the adjusting tool can be repeatedly used in a turnover mode, and cost reduction and efficiency improvement are achieved.

The present invention relates to a buried and fixed structure and a burying method of a gas down-spray pipe in a coke oven foundation roof slab. The embedded casing is buried in the foundation roof slab, and the top of the expansion bolt extends out of the foundation roof slab and is connected to the fixed cross beam; the fixed cross beam is fixedly connected to the upper fixed frame, and a plurality of control round holes are formed in the upper fixed frame, and grouting holes are arranged outside the control round holes; after the upper fixed frame is fixed, the axis of the control round hole is coaxial with the axis of the embedded casing; a bottom formwork is arranged at the bottom of the foundation roof slab, and the lower fixing frame is fixedly connected to the bottom formwork; when burying the gas down-spray pipe, the lower end of the gas down-spray pipe sequentially passes through the control round holes on the upper fixed frame, the embedded casing, and the through holes on the bottom formwork and then extends to the set position, and the lower fixing frame is detachably fixedly connected to the lower part of the gas down-spray pipe. The present invention can realize the precise positioning and fixation during the post-burial of the gas down-spray pipe, and ensure that the installation position of the gas down-spray pipe meets the design requirements.

A kind of quick release tool of coke oven pre-buried sleeve fixing device, it includes support rod, it is characterized in that: the support rod is reinforcing bar, reinforcing bar is straight rod;One end of support rod is radially fixed welding a rectangular rib plate as breaking tool, and the middle of rectangular rib plate is provided with a 12mm wide gap;The other end of support rod is provided with operating handle;Wherein: quick release tool uses, only needs to shake handle by aligning gap to angle steel side plate and can quick release fixed wire rack.The quick release tool of coke oven pre-buried sleeve fixing device of the utility model has the advantages of simple tool structure, easy to make, save material, remove coke oven hearth sleeve fixing frame conveniently and quickly, improve work efficiency, save time and effort and shorten work time.

The utility model discloses a kind of dry quenching coke oven bracket reinforcement mechanism, it is related to dry quenching coke oven technical field.The utility model includes bracket body, bracket body is installed on external support frame, two arc-shaped support plates are installed in the bracket body circumferential surface, two arc-shaped support plates are combined to form support ring and are arranged in the bracket body circumferential surface, bracket body circumferential surface detachably installs steel frame support group, steel frame support group includes two arc-shaped limit plates, two arc-shaped limit plates are combined to form limit ring and are installed in the bracket body circumferential surface, the bottom of arc-shaped limit plate is installed with several oblique reinforcing rods, and oblique reinforcing rod and arc-shaped limit plate are connected by bolt.The utility model is through the assembly type design of arc-shaped support plate, arc-shaped limit plate and arc-shaped positioning plate three-layer ring structure, can be adapted to larger bracket body, and simultaneously through the dynamic adjustment of arc-shaped positioning plate by positioning screw rod, the applicability of support structure is improved.