CN110144232B - Coke oven checker brick installation device, mobile platform and construction method - Google Patents
Coke oven checker brick installation device, mobile platform and construction method Download PDFInfo
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- CN110144232B CN110144232B CN201910363123.4A CN201910363123A CN110144232B CN 110144232 B CN110144232 B CN 110144232B CN 201910363123 A CN201910363123 A CN 201910363123A CN 110144232 B CN110144232 B CN 110144232B
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- coke oven
- checker brick
- clamping mechanism
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- brick mounting
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10B—DESTRUCTIVE DISTILLATION OF CARBONACEOUS MATERIALS FOR PRODUCTION OF GAS, COKE, TAR, OR SIMILAR MATERIALS
- C10B29/00—Other details of coke ovens
- C10B29/02—Brickwork, e.g. casings, linings, walls
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Oil, Petroleum & Natural Gas (AREA)
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- Furnace Housings, Linings, Walls, And Ceilings (AREA)
- Coke Industry (AREA)
Abstract
The invention provides a coke oven checker brick mounting device, a mobile platform and a construction method, and belongs to the technical field of metallurgical equipment. The coke oven checker brick mounting device comprises a frame, and a clamping mechanism, a lifting mechanism and a power device which are arranged on the frame; the clamping mechanism is used for clamping a row of checker bricks, the middle part of the clamping mechanism is rotatably connected to the frame, the power device is used for providing driving power for the lifting mechanism, and the lifting mechanism is used for driving the clamping mechanism to ascend or descend when the clamping mechanism is in a vertical state. The mobile platform comprises a first track and a platform arranged on the first track, and a second track perpendicular to the first track is arranged on the platform; the second track is used for transporting the coke oven checker brick mounting device. And the checker bricks are transported and installed in the heat storage chamber by a construction method. The device for installing the checker bricks of the coke oven and the adoption of the mobile platform can install the checker bricks to the top at one time, the method is simple and rapid, and the hole penetration rate and the construction efficiency of the checker bricks are effectively improved.
Description
Technical Field
The invention relates to the technical field of metallurgical equipment, in particular to a coke oven checker brick installation device, a mobile platform for transporting the installation device and a construction method.
Background
The checker bricks are arranged between the main wall and the single wall of the coke oven regenerator, and when high-temperature flue gas of the coke oven flows through the surfaces of the checker bricks, heat is transferred to the checker bricks, and the temperature of the bricks is gradually increased. When air or gas is changed to flow through the surface of the checker brick, the heat accumulated in the checker brick is transferred to the air or gas, thereby achieving the purpose of preheating.
Among the prior art, the transportation and the installation of coke oven checker brick in the regenerator can adopt devices such as slide rail and hoist, but because regenerator inner space is limited, the installation of checker brick can not once install the top, handle 60% installation work at most, the rest can only rely on the manual work to carry, the transport of a lot of not only can be very big reduction work efficiency, still can make the dislocation of checker brick in the vertical direction simultaneously, cause the thru hole rate of checker brick to reduce, influence the problem of heat accumulation effect.
Disclosure of Invention
In view of the above, the present invention aims to provide a coke oven checker brick mounting device capable of directly mounting checker bricks in place, which avoids the problems of tedious installation of checker bricks, low efficiency and incapability of mounting the checker bricks to the top at one time.
The application provides a coke oven checker brick mounting device in a first aspect, which comprises a frame, and a clamping mechanism, a lifting mechanism and a power device which are arranged on the frame;
the clamping mechanism is used for clamping one row of checker bricks, the middle part of the clamping mechanism is rotatably connected to the frame, the power device is used for providing driving power for the lifting mechanism, and the lifting mechanism is used for driving the clamping mechanism to ascend or descend when the clamping mechanism is in a vertical state.
Preferably, the clamping mechanism comprises:
the device comprises a turnover frame, and a supporting plate and a limiting plate which are respectively arranged on the turnover frame, wherein the supporting plate and the limiting plate are matched for use to clamp and fix a row of checker bricks arranged on the turnover frame;
and the pressurizing mechanism is connected with the limiting plate and can enable the limiting plate to move towards one end of the supporting plate.
Preferably, the pressurizing mechanism includes:
the sleeve is fixedly connected to the turnover frame;
one end of the telescopic rod is sleeved in the sleeve and provided with a limiting device for the telescopic rod to slide out of the sleeve, and the other end of the telescopic rod is connected with the limiting plate and provided with a hook;
the reset spring is sleeved on the telescopic rod and is positioned between the hook and the sleeve;
the pressure handle and the link of rotatable coupling on this pressure handle, pressure handle rotatable coupling is in on the sleeve pipe, the link can be hung on the couple.
Preferably, the frame is provided with a sliding seat, the sliding seat is provided with a sliding groove in the vertical direction, a rotating shaft is arranged in the sliding groove, and the rotating shaft is fixedly connected to the roll-over stand through a rotating shaft seat;
hoisting mechanism includes electric putter, electric putter can promote the pivot by the one end to the other end in groove slides.
Preferably, the frame is provided with a pedal for climbing of an operator so as to adjust and turn over the clamping mechanism.
Preferably, the rotating wheels are arranged on two sides of the clamping mechanism to prevent the clamping mechanism from rubbing the wall surface of the regenerator.
In a second aspect, the present application provides a mobile platform for transporting a coke oven checker brick mounting apparatus, the mobile platform comprising a first track and a platform disposed on the first track, the platform having a second track disposed thereon, the first track being perpendicular to the second track;
the second rail is provided with any one of the coke oven checker brick mounting devices described above.
Preferably, the second track is provided with at least two groups.
In a third aspect, the present application provides a method of constructing coke oven checker bricks, the method using the mobile platform and the coke oven checker brick mounting apparatus as described above, comprising the steps of:
step one, adjusting a clamping mechanism to be in a horizontal state, stacking a row of checker bricks on the clamping mechanism, and adjusting a pressurizing mechanism to clamp the row of checker bricks;
erecting a moving platform at the door of the regenerator, and transporting the coke oven checker brick mounting device to a second track on the moving platform;
moving the moving platform and the coke oven checker brick mounting device, moving the coke oven checker brick mounting device into the heat storage chamber, and turning the clamping mechanism from a horizontal state to a vertical state;
and step four, starting a lifting mechanism, lifting the clamping mechanism, then pushing the coke oven checker brick mounting device, placing the checker bricks on the grate bricks, and finally withdrawing the coke oven checker brick mounting device to the moving platform.
Preferably, the third step further comprises:
a third rail is disposed within the regenerator and is tracked to the second rail such that the coke oven checker brick mounting apparatus moves from the second rail to the third rail.
The beneficial effect that this application possesses:
the installation device for the checker bricks of the coke oven can transport enough checker bricks at one time and install the checker bricks to the top at one time; the middle part of the clamping mechanism is rotatably connected to the frame, so that labor is saved when the roll-over stand is turned over; the rotating wheels on the two sides of the clamping mechanism can protect the clamping mechanism and the wall surface of the regenerative chamber when the clamping mechanism collides with the wall surface of the regenerative chamber; and adopt the moving platform can directly install the checker brick in the heat accumulation chamber, the implementation of the installation device and the construction method of the application is simple and fast, the work efficiency can be effectively improved, and the hole penetration rate of the checker brick is ensured.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings.
FIG. 1 is a schematic perspective view of a coke oven checker brick mounting apparatus according to an embodiment of the invention;
FIG. 2 is a schematic view of a vertical position of a roll-over stand of a coke oven checker brick mounting apparatus according to an embodiment of the invention;
FIG. 3 is an enlarged schematic view at A in FIG. 2;
FIG. 4 is an enlarged schematic view at B of FIG. 2;
FIG. 5 is a schematic view of a horizontal position of a roll-over stand of a coke oven checker brick mounting apparatus according to an embodiment of the invention;
FIG. 6 is a schematic view showing the vertical state of the roll-over stand, the upward movement and the clamping state of the limiting plate according to the embodiment of the invention;
FIG. 7 is a schematic view of the vertical position of the roll-over stand, moving downward and releasing the position-limiting plate according to the embodiment of the invention;
FIG. 8 is a schematic illustration of a coke oven checker brick installation apparatus installing checker bricks in a regenerator in accordance with an embodiment of the present invention;
FIG. 9 is a schematic view of a coke oven checker brick mounting apparatus on a mobile platform according to an embodiment of the invention;
FIG. 10 is a schematic view of a coke oven checker brick mounting apparatus on a mobile platform mounting checker bricks within a thermal storage chamber in accordance with an embodiment of the present invention.
Wherein, 1-a clamping mechanism, 2-a hoisting mechanism, 3-a frame, 4-a power device and 5-a rotating wheel;
10-supporting plate, 11-limiting plate, 12-telescopic rod, 13-hook, 14-return spring, 15-pressing handle, 16-hanging ring, 17-sleeve and 18-overturning frame;
20-a sliding seat, 21-a rotating shaft seat, 22-a rotating shaft, 23-an electric push rod and 24-a sliding groove;
31-pedal, 41-single wall, 42-main wall, 43-regenerator, 44-grate brick, 45-lattice brick;
51-first track, 52-platform, 53-second track, 54-third track.
Detailed Description
Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. Like elements in the various figures are denoted by the same or similar reference numerals. For purposes of clarity, the various features in the drawings are not necessarily drawn to scale.
In the prior art, because the space in the regenerator of the coke oven is limited, the transportation and installation of the checker bricks of the coke oven are generally in the form of using a lifting appliance and a sliding rail, but the checker bricks 45 cannot be installed to the top at one time by using the lifting appliance and the sliding rail, and still need to be manually carried to complete the installation. More manpower and operating time are wasted, the alignment of holes on the bricks is guaranteed for the installation of the checker bricks 45, more personnel operate, and the reject ratio is increased.
The present application will be described in detail below with reference to fig. 1 to 10.
In a first aspect, the present application provides a coke oven checker brick mounting apparatus comprising a clamping mechanism 1 having a frame 3 disposed on the frame 3, a lifting mechanism 2, and a power unit 4, as illustrated in fig. 1.
The clamping mechanism 1 is used for clamping the checker bricks, the middle part of the clamping mechanism 1 is rotatably connected to the frame 3, the power device 4 is used for providing driving power for the lifting mechanism 2, and the lifting mechanism 2 is used for driving the clamping mechanism 1 to ascend or descend when the clamping mechanism 1 is in a vertical state.
In the present embodiment, as shown in fig. 1 to 3, the chucking mechanism 1 includes: the device comprises a turnover frame 18, and a supporting plate 10 and a limiting plate 11 which are respectively arranged at two ends of the turnover frame 18, wherein the supporting plate 10 is respectively arranged at two opposite ends of the turnover frame 18, and the supporting plate 10 and the limiting plate 11 are matched for clamping and fixing a row of checker bricks arranged on the turnover frame 18; it is achieved that the checker bricks 45 are stacked on the roll-over stand 18 and clamped. It will be appreciated that the stop plate 11 has a bend towards the pallet 10, so that tilting of the checker bricks 45 towards the outside is avoided.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2, and fig. 3 shows a pressing mechanism of the present application, which is connected to the restriction plate 11 and can move the restriction plate 11 toward one end of the pallet 10. The pressurizing mechanism includes:
the sleeve 17 is fixedly connected to the roll-over stand 18; the sleeve 17 can be welded on the roll-over stand 18, in this embodiment, the sleeve 17 is provided with a threaded hole, and the sleeve 17 is fixed on the roll-over stand 18 through a nut, so that the adjustment of the axial direction of the sleeve 17 can be realized.
One end of the telescopic rod 12 is sleeved in the sleeve 17 and is provided with a limiting device for limiting the telescopic rod 12 to slide out of the sleeve 17, and the other end of the telescopic rod 12 is connected with the limiting plate 11 and is provided with a hook 13; adopt welded connected mode between telescopic link 12 and the limiting plate 11, can also adopt threaded connection's mode, set up the internal thread on limiting plate 11, the tip of telescopic link 12 sets up the external screw thread, realizes the threaded connection of limiting plate 11 and telescopic link 12, and it can be understood that, can also add in the both sides of limiting plate 11 and establish the nut and fasten. The distance between the limiting plate 11 and the supporting plate 10 can be adjusted by adopting a mode of reinforcing nuts at two sides, and the clamping of the checker bricks 45 can be more effectively realized.
The return spring 14 is sleeved on the telescopic rod 12 and is positioned between the hook 13 and the sleeve 17; the pressing handle 15 is rotatably connected to the sleeve 17, and the hanging ring 16 can be hung on the hook 13.
The reset spring 14 realizes that the limiting plate 12 is far away from the important subassembly of layer board 10, after putting up checker brick 45 on roll-over stand 18, lifts up and presses handle 15, hangs link 16 on couple 13, then presses down and presses handle 15, realizes that the limiting plate 11 moves towards layer board 10 direction, realizes compressing tightly the checker brick 45 between layer board 10 and the limiting plate 11 promptly.
As shown in fig. 2 and 4, a sliding seat 20 is arranged on the frame 3, a sliding groove 24 in the vertical direction is formed in the sliding seat 20, a rotating shaft 22 is arranged in the sliding groove 24, and the rotating shaft 22 is fixedly connected to the roll-over stand 18 through a rotating shaft seat 21; it is understood that the pivot base 21 may be connected to the roll-over stand 18 by at least two connection methods, such as welding and bolts.
The hoisting mechanism 2 comprises an electric push rod 23, and the electric push rod 23 can push the rotating shaft 22 from one end to the other end of the sliding groove 24. The electric push rod 23 is an electric drive device, also known as a linear actuator, which converts the rotary motion of a motor into a linear reciprocating motion of the push rod. The electric push rod 23 directly acts the thrust on the rotating shaft 22 or the rotating shaft seat 23 to realize the function of lifting the roll-over stand 18 upwards.
In this embodiment, the power device 4 includes a power source and a micro controller, the micro controller controls the extension and the stop of the electric push rod 23, and the control mode may adopt a control button control mode or a wireless remote control mode to meet the precise control of the extension length of the electric push rod 23.
In the present embodiment, as shown in fig. 5, the carriage 3 is provided with a pedal 31, and after stacking the checker bricks 45 on the roll-over stand 18, the operator can get on the carriage 3 through the pedal 31 to adjust the pressing mechanism and realize the transition from the horizontal state to the vertical state of the holding mechanism 1. It can be understood that, when the clamping mechanism 1 is in a horizontal state, the frame 3 has a space for adjusting the pressurizing mechanism.
In the present embodiment, as shown in fig. 3, the wheels 5 are disposed on both sides of the clamping mechanism 1, and it is understood that the wheels 5 may be universal wheels, which can avoid collision and friction between the clamping mechanism 1 and the wall surface of the regenerator well, so that the wheels 5 protect the wall surface between the main wall 42 and the single wall 41 of the clamping mechanism 1 and the regenerator 43. It can be understood that the space of the heat storage chamber 43 is limited, the width is 390 mm, the roll-over stand 18 easily collides with the wall surface in the heat storage chamber 43, damages are caused to the wall surface and the clamping mechanism 1, and the rotating wheel 5 can be used as a part for buffering and sliding friction, and plays a role in protecting the clamping mechanism 1 and the wall surface.
In a second aspect, the present application provides a mobile platform (as shown in fig. 9), including a first rail 51 and a platform 52 disposed on the first rail 51, wherein a second rail 53 is disposed on the platform 52, and the first rail 51 is disposed perpendicular to the second rail 53; the mobile platform also includes a third track 54, the third track 54 being adapted to be laid on the grate bricks 44 in the regenerator 43, the third track 54 being adapted to interface with the second track 53 such that the coke oven checker brick mounting apparatus can be moved from the second track 53 directly onto the third track 54 for access to the regenerator 43. The third track 54 can ensure that the coke oven checker brick installation device can stably move in the heat storage chamber 43 with a smaller space, and effectively reduces the occurrence of collision accidents.
The second rail 53 is provided with the coke oven checker brick mounting device described above.
In this embodiment, the second rails are provided with a plurality of sets, i.e., each set of second rails 53 can have a coke oven checker brick mounting device parked thereon. It will be appreciated that the second tracks 53 of each set are positioned relative to each regenerator 43 (as shown in figure 10) so that a plurality of coke oven checker brick mounting means on each mobile platform can be operated simultaneously.
As shown in fig. 8, the regenerator 43 is a vacant part in the middle of the main wall 42 and the single wall 41, and the space of the regenerator 43 is limited, so that the coke oven checker brick mounting apparatus of the present invention can mount checker bricks 45 in the limited space.
In a third aspect, the present application provides a method of constructing coke oven checker bricks, the method using the mobile platform and the coke oven checker brick mounting apparatus as described above, comprising the steps of:
step one, adjusting a clamping mechanism 1 to be in a horizontal state, stacking a row of checker bricks 45 on the clamping mechanism 1, enabling the bottoms of the checker bricks to face a supporting plate 10 and the tops of the checker bricks to face a limiting plate 11, and adjusting a pressurizing mechanism to clamp the checker bricks 45; the pressurizing mechanism is in a released state at this time, that is, the return spring is in a released state. The adjustment of the pressing mechanism has been described in detail above and will not be described in detail.
Step two, erecting a moving platform at the door of the regenerator 43, and transporting a plurality of coke oven checker brick mounting devices to a second rail 53 on the moving platform;
moving the moving platform and the coke oven checker brick mounting device, connecting a second rail 53 on the moving platform with a third rail 54, then moving the coke oven checker brick mounting device into the heat storage chamber 43, and turning the clamping mechanism 1 from a horizontal state to a vertical state (as shown in fig. 6);
and step four, starting the lifting mechanism 2, lifting the clamping mechanism 1 (as shown in fig. 7), then pushing the coke oven checker brick mounting device, placing the checker bricks 45 on the grate bricks 44, and driving wood wedges between the checker bricks 45 and the wall surface of the heat storage chamber 43 to avoid the toppling of the checker bricks 45. And finally, withdrawing the coke oven checker brick mounting device to the mobile platform.
Preferably, the third step further comprises: a third rail 54 is provided in the regenerator and is connected to the second rail 53 such that the coke oven checker brick mounting apparatus moves from the second rail 53 to the third rail 54. As shown in fig. 10, the coke oven checker brick mounting apparatus can be moved directly from the mobile platform into the regenerator 43. The transportation of the coke oven checker brick installation device is more convenient.
In this embodiment, the roll-over stand 18 is capable of stacking at least 26 layers of checker bricks, and a scale is provided on the roll-over stand 18 to align the checker bricks 45 on the roll-over stand 18 and ensure the through-hole rate thereof. As will be appreciated by those skilled in the art, the roll-over stand 18 is able to capture exactly the checker bricks 45 so that the checker bricks 45 are able to be placed in alignment without the checker bricks 45 tilting.
The installation device for the checker bricks of the coke oven can transport enough checker bricks at one time, and can directly install the checker bricks into the heat storage chamber by adopting the mobile platform.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (8)
1. A coke oven checker brick mounting device is characterized by comprising a frame, and a clamping mechanism, a lifting mechanism and a power device which are arranged on the frame;
the clamping mechanism is used for clamping a row of checker bricks, the middle part of the clamping mechanism is rotatably connected to the frame, the power device is used for providing driving power for the lifting mechanism, and the lifting mechanism is used for driving the clamping mechanism to ascend or descend when the clamping mechanism is in a vertical state;
wherein the content of the first and second substances,
the fixture includes:
the device comprises a turnover frame, a supporting plate and a limiting plate, wherein the supporting plate and the limiting plate are respectively arranged on the turnover frame, the supporting plate and the limiting plate are respectively arranged at two opposite ends of the turnover frame, and the supporting plate and the limiting plate are matched for clamping and fixing a row of checker bricks arranged on the turnover frame;
the pressurizing mechanism is connected with the limiting plate and can enable the limiting plate to move towards one end of the supporting plate;
the pressurizing mechanism includes:
the sleeve is fixedly connected to the turnover frame;
one end of the telescopic rod is sleeved in the sleeve and provided with a limiting device for limiting the telescopic rod to slide out of the sleeve, and the other end of the telescopic rod is connected with the limiting plate and provided with a hook;
the reset spring is sleeved on the telescopic rod and is positioned between the hook and the sleeve;
the pressure handle and the link of rotatable coupling on this pressure handle, pressure handle rotatable coupling is in on the sleeve pipe, the link can be hung on the couple.
2. The coke oven checker brick mounting apparatus as claimed in claim 1, wherein a sliding seat is provided on the frame, a sliding groove in a vertical direction is provided on the sliding seat, a rotating shaft is provided in the sliding groove, and the rotating shaft is fixedly connected to the roll-over stand through a rotating shaft seat;
hoisting mechanism includes electric putter, electric putter can promote the pivot by the one end to the other end in groove slides.
3. Coke oven checker brick mounting arrangement according to claim 1, wherein pedals are provided on the carriage for climbing by an operator to facilitate adjustment and turning of the gripping mechanism.
4. The coke oven checker brick mounting apparatus of claim 1, wherein wheels are provided on both sides of the clamping mechanism to prevent friction between the clamping mechanism and the regenerator wall.
5. The coke oven checker brick mounting apparatus of claim 1, wherein the coke oven checker brick mounting apparatus is provided on a mobile platform,
the mobile platform comprises a first rail and a platform arranged on the first rail, a second rail is arranged on the platform, and the first rail and the second rail are arranged vertically; the mobile platform also comprises a third rail which can be connected with the second rail and is used for being laid in the heat storage chamber;
wherein the coke oven checker brick mounting device is disposed on the second rail.
6. A coke oven checker brick mounting arrangement as claimed in claim 5, in which the second tracks are provided in at least two groups.
7. A method of constructing coke oven checker bricks by using the coke oven checker brick installation apparatus according to any one of claims 1 to 6, characterized by comprising the steps of:
step one, adjusting a clamping mechanism to be in a horizontal state, stacking a row of checker bricks on the clamping mechanism, and adjusting a pressurizing mechanism to clamp the row of checker bricks;
erecting a moving platform at the door of the regenerator, and transporting the coke oven checker brick mounting device to a second track on the moving platform;
moving the moving platform and the coke oven checker brick mounting device, moving the coke oven checker brick mounting device into the heat storage chamber, and turning the clamping mechanism from a horizontal state to a vertical state;
and step four, starting a lifting mechanism, lifting the clamping mechanism, then pushing the coke oven checker brick mounting device, placing the checker bricks on the grate bricks, and finally withdrawing the coke oven checker brick mounting device to the moving platform.
8. The method of constructing coke oven checker bricks as claimed in claim 7, wherein said third step further comprises:
and a third rail connected with the second rail is arranged in the heat storage chamber and used for moving the coke oven checker brick mounting device from the second rail to the third rail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363123.4A CN110144232B (en) | 2019-04-30 | 2019-04-30 | Coke oven checker brick installation device, mobile platform and construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910363123.4A CN110144232B (en) | 2019-04-30 | 2019-04-30 | Coke oven checker brick installation device, mobile platform and construction method |
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| CN110144232A CN110144232A (en) | 2019-08-20 |
| CN110144232B true CN110144232B (en) | 2021-01-19 |
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| CN113403089B (en) * | 2021-05-25 | 2023-07-18 | 中国一冶集团有限公司 | Ash isolation device for coke oven regenerator checker brick construction |
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