CN109629851B - Auxiliary maintenance equipment assembling method - Google Patents
Auxiliary maintenance equipment assembling method Download PDFInfo
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- CN109629851B CN109629851B CN201811254741.7A CN201811254741A CN109629851B CN 109629851 B CN109629851 B CN 109629851B CN 201811254741 A CN201811254741 A CN 201811254741A CN 109629851 B CN109629851 B CN 109629851B
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- 238000000034 method Methods 0.000 title claims abstract description 26
- 238000012423 maintenance Methods 0.000 title claims abstract description 18
- 238000003780 insertion Methods 0.000 claims abstract description 5
- 230000037431 insertion Effects 0.000 claims abstract description 5
- 238000009826 distribution Methods 0.000 claims description 14
- 230000008569 process Effects 0.000 claims description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000009434 installation Methods 0.000 claims description 6
- 230000009194 climbing Effects 0.000 claims description 5
- 238000009413 insulation Methods 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 230000001502 supplementing effect Effects 0.000 claims description 4
- 238000001816 cooling Methods 0.000 claims description 3
- 238000003466 welding Methods 0.000 claims description 3
- 102000004315 Forkhead Transcription Factors Human genes 0.000 claims description 2
- 108090000852 Forkhead Transcription Factors Proteins 0.000 claims description 2
- 230000009193 crawling Effects 0.000 claims description 2
- 238000005553 drilling Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 claims description 2
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000005096 rolling process Methods 0.000 claims description 2
- 241000282326 Felis catus Species 0.000 abstract description 7
- 230000000694 effects Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
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- 238000000429 assembly Methods 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 235000001968 nicotinic acid Nutrition 0.000 description 1
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- 239000004065 semiconductor Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G27/00—Temporary arrangements for giving access from one level to another for men or vehicles, e.g. steps, ramps
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Ladders (AREA)
- Types And Forms Of Lifts (AREA)
Abstract
The invention relates to an auxiliary maintenance equipment assembly method, which is based on a cat ladder and comprises a support frame assembly arranged on the outer side of a radar shelter and a foot assembly arranged below the support frame assembly and fixed on the ground; the footing component comprises four footing supporting bases, a footing main root cone, footing fibrous root cones and footing upper insertion holes, wherein the footing supporting bases are connected with the centers of the bottoms of the footing supporting bases in a rectangular mode, the footing supporting bases are used for bearing the supporting frame component, the upper ends of the footing main root cones are connected with the bottoms of the footing supporting bases in a central mode and are buried above the ground, the footing fibrous root cones are distributed around the footing main root cones, are located below the footing supporting bases and are pricked below the ground, and the footing upper insertion holes are formed in the upper ends of the footing supporting bases and are used for inserting the lower ends of the supporting frame component. The invention has reasonable design, compact structure and convenient use.
Description
Technical Field
The invention relates to an auxiliary maintenance equipment assembling method.
Background
At present, when maintenance personnel on the rush-repair and rush-repair site of radar equipment in China finish vertical movement, a relatively fixed channel such as a channel is mainly erected for a fastener type steel pipe, a disc buckle type rotary crawling ladder and the like is difficult to move in position, the erection and disassembly cost is high, the time is long, and the safety coefficient is low.
Because the cat ladder is applied to the field equipment rescue scene, the structural part of the cat ladder basically adopts a metal piece, has good heat conductivity, and is hot in summer; in winter, the glove can be frozen on the glove, so that the glove is not humanized, is inconvenient for maintenance personnel to operate and use, and can not quickly escape from the ladder when accidents occur. The existing cat ladder is inconvenient to disassemble and assemble, and wastes time and labor. The passageway cat ladder only has cat ladder function, and the function is single, can't provide large equipment, maintenance equipment's handling passageway, when equipment, maintenance equipment are handled in needs, can't realize.
Disclosure of Invention
The technical problem to be solved by the invention is to provide an assembling method of auxiliary maintenance equipment in general; the technical problems to be solved in detail and the advantages to be achieved are described in detail below and in conjunction with the detailed description.
In order to solve the problems, the invention adopts the following technical scheme:
a method of auxiliary service equipment assembly, the method comprising the steps of:
firstly, assembling a footing component outside a radar shelter, firstly, laying a foundation, and installing a footing main root cone in the foundation through concrete pouring; then leveling the foundation, installing a footing supporting seat at the upper end of the footing main root cone, supporting the footing fibrous root cone on the foundation, welding and fixing the footing main root cone and the footing supporting seat, and performing waterproof and antirust treatment;
step two, installing a lifting assembly, namely firstly installing a lifting support frame on the ground, installing a lifting feeding conveyor belt on one side of the lifting support frame X in an opening manner, and paving a guide rail in the lifting support frame along the X direction; then, a lifting jack for lifting the assembly module is arranged in the lifting supporting frame; secondly, installing a lifting side door plate on the outer side of the lifting supporting frame; thirdly, a temporary lifting plate frame is lifted on one side of the lifting horizontal through hole of the lifting support frame in a standby mode;
step three, installing a support frame assembly, firstly prefabricating an assembly module and a stair module, and assembling the assembly module and the stair module into a whole through a pin shaft and/or a scaffold fastener; then, the assembly module is conveyed into a lifting support frame through a lifting feeding conveyor belt, and is positioned through a lifting X-direction positioning step and a lifting Y-direction positioning step; secondly, connecting the lower end of the installed lifting assembly with the assembly module through a scaffold fastener/bolt/pin shaft; thirdly, the lifting jack props up the assembling supporting seat of the assembling module in advance, and meanwhile, the lifting temporary lifting plate frame at the lower end of the installed lifting assembly is removed; then, the lifting jack continuously pushes up the height of an assembly module, and meanwhile, the lifting temporary lifting plate frame is installed below the assembly module from the lifting horizontal through hole; then, the lifting jack descends to wait for the installation of the next splicing module;
when the assembly module is installed on the bottommost layer, firstly, removing an X-direction laid guide rail of the lifting assembly, and inserting the lower end of the assembly vertical keel into an upper insertion hole of the footing; then, the lifting jack descends, and the spliced vertical keels are connected with the lower ends of the spliced modules through spliced female connecting seats; secondly, installing tensioning components between the assembled female connecting seat and the footing supporting seat and between the adjacent footing supporting seats; finally, a lifting side door plate is installed on the lifting support frame X towards one side opening.
Drawings
Fig. 1 is a schematic diagram of the overall explosive structure of the present invention.
Fig. 2 is a schematic structural view of the foot of the present invention.
Fig. 3 is a schematic structural view of the support frame assembly of the present invention.
Fig. 4 is a schematic view of the construction of the tension assembly of the present invention.
Fig. 5 is a schematic view of the structure of the lifting assembly of the present invention.
FIG. 6 is a schematic view of the structure of the insulating wind guard assembly of the present invention.
Fig. 7 is a schematic view of the construction of the stair module of the present invention.
Wherein: 1. an auxiliary connection assembly; 2. a foot assembly; 3. a support frame assembly; 4. a stair module; 5. a lifting assembly; 6. hoisting the assembly; 7. a cold air feeding assembly; 8. a hot gas delivery assembly; 9. a heat-insulating wind-proof component; 10. a foot support base; 11. a footing main root cone; 12. a footing fibrous root cone; 13. the bottom foot is inserted with a hole; 14. assembling modules; 15. assembling a female connecting seat; 16. assembling vertical keels; 17. assembling Y-direction mounting holes; 18. assembling an X-direction mounting hole; 19. assembling a lifting seat; 20. assembling a horizontal beam; 21. assembling the inserting holes; 22. assembling the split pin holes; 23. a tensioning assembly; 24. tensioning the center frame; 25. tensioning the oblique-pulling positioning legs; 26. tensioning the inclined pulling adjusting leg; 27. tensioning the anti-loose spring; 28. a canopy frame; 29. hoisting a hoisting assembly; 30. lifting a lifting hook; 31. lifting the support frame; 32. lifting the side door plate; 33. lifting the X-direction positioning step; 34. lifting the Y-direction positioning step; 35. lifting jack; 36. lifting the horizontal through hole; 37. lifting the temporary lifting plate frame; 38. lifting and lowering a feeding conveyor belt; 39. an outer inflatable C-shaped cover; 40. an outside air supplementing pump; 41. an outer insulating inner cavity; 42. feeding cold air inlet nozzle; 43. a cool air delivering distribution block; 44. a cold feed control valve; 45. a cold air pump; 46. a heat-feeding air inlet nozzle; 47. a hot gas delivery distribution block; 48. a heat supply control valve; 49. a hot air supply pump; 50. a straight stair unit; 51. the transition is connected with the stair unit; 52. an outer support frame of the stair; 53. hollow shaft of stair torsion spring; 54. stair safety plate blocks; 55. safety elastic telescopic wedge for stairs; 56. safety traction rope for stairs; 57. stair safety counterweights; 58. a stair safety support; 59. safety telescopic pin for stairs; 60. a stair safety spring; 61. stair safety fork head; 62. a stair safety swing support; 63. stair safety bayonet lock; 64. a stair safety shifting fork; 65. stair safety process openings; 66. stair safety linkage traction rod; 67. stair safety guide seat; 68. the stair is safely pulled up; 69. a stair safety lower limit head; 70. stair safety locating pin.
Detailed Description
As shown in fig. 1-7, the auxiliary maintenance equipment with firm and firm structure of the embodiment comprises a support frame assembly 3 arranged outside a radar shelter and a foot assembly 2 arranged below the support frame assembly 3 and fixed above the ground;
the footing assembly 2 comprises four footing supporting bases 10, a footing main root cone 11, a footing fibrous root cone 12 and a footing upper inserting hole 13, wherein the footing supporting bases 10 are connected in a rectangular shape in a connecting line mode and are located above the ground and used for bearing the supporting frame assembly 3, the footing main root cone 11 is connected with the bottom center of the footing supporting bases 10 at the upper end and buried above the ground, the footing fibrous root cones 12 are distributed around the footing main root cone 11 and located below the footing supporting bases 10 and pricked below the ground, and the footing upper inserting hole 13 is formed in the upper end of the footing supporting bases 10 and used for inserting the lower end of the supporting frame assembly 3.
An auxiliary connecting component 1 is arranged on the outer side wall of the radar shelter, and the auxiliary connecting component 1 comprises an expansion screw connected with the outer side wall of the building, an annular bracket sleeved on the outer side wall of the building, and a scaffold fastener for connecting the support frame component 3 and the expansion screw/annular bracket.
The support frame assembly 3 comprises assembling modules 14 which are sequentially arranged from bottom layer to top layer in a stacking mode and have the same structure;
the splicing module 14 comprises four splicing vertical keels 16 which are vertically arranged;
an assembling female connecting seat 15 is connected between the upper end of the assembling vertical keel 16 of the lower layer and the lower end of the assembling vertical keel 16 of the corresponding upper layer, and the assembling female connecting seat 15 comprises at least one assembling Y-direction mounting hole 17 and at least one assembling X-direction mounting hole 18 which is staggered with the assembling Y-direction mounting hole 17;
the assembled vertical keels 16 are hollow tubes, Z-direction through holes are further formed in the assembled female connecting seat 15, and the upper ends of the assembled vertical keels 16 on the lower layer and the lower ends of the assembled vertical keels 16 on the corresponding upper layer are located in the same Z-direction through holes and communicated with each other;
the lower ends of the spliced vertical keels 16 positioned at the bottom layer are used for being inserted into the corresponding inserting holes 13 on the footings,
the assembling X-direction mounting hole 18 and the assembling Y-direction mounting hole 17 are respectively vertically communicated with the Z-direction through hole;
a spliced horizontal beam 20 is inserted between the adjacent spliced Y-direction mounting holes 17 and between the adjacent spliced X-direction mounting holes 18;
two ends of the assembled horizontal beam 20 are provided with assembled inserting holes 21 for passing through the assembled vertical keels 16, and the assembled horizontal beam 20 is provided with assembled split pin holes 22 which are positioned at the outer end parts of the assembled inserting holes 21 and are exposed to the assembled female connecting seats 15 for inserting split pins;
the assembly module 14 is internally provided with a stair module 4 which is climbed by a person, and the stair module 4 is of a steel structure assembly structure and is connected with the assembly module 14 through a pin shaft or a scaffold fastener.
Tensioning assemblies 23 are respectively arranged on the X-direction outer side wall, the Y-direction outer side wall and/or the Z-direction outer side wall of each layer of splicing modules 14;
the tensioning assembly 23 comprises a tensioning center frame 24 which is arranged at the center and is in a key structure, tensioning rotating shafts are vertically arranged at the centers of two ends of the key, tensioning diagonal positioning legs 25, three tensioning diagonal adjusting legs 26 and four tensioning anti-loose springs 27 which are distributed in a rectangular shape, wherein one end of each tensioning diagonal positioning leg is hinged with one tensioning rotating shaft;
one of the tensioning diagonal adjustment legs 26 is hinged with one tensioning rotating shaft; the other two tensioning diagonal tension adjusting legs 26 are hinged with the other tensioning rotating shaft;
the other ends of the tensioning diagonal-pulling adjusting legs 26 and the other ends of the tensioning diagonal-pulling adjusting legs 26 are respectively connected with the corresponding spliced female connecting seats 15 through scaffold fasteners;
the tensioning anti-loose spring 27 is connected between the adjacent spliced female connecting seats 15;
a top canopy frame 28 is arranged at the top of the top-most spliced module 14, and a hoisting assembly 6 is arranged at the lower end of the canopy frame 28; the hoisting assembly 6 comprises a hoisting winch assembly 29 controlled by a pulley or a motor, and a hoisting hook 30 for hoisting objects is connected to the lower end of the hoisting winch assembly 29 through a steel wire rope.
The support frame assembly 3 comprises assembling modules 14 which are sequentially arranged from bottom layer to top layer in a stacking mode and have the same structure;
the splicing module 14 comprises four splicing vertical keels 16 which are vertically arranged and hollow;
the spliced vertical keels 16 of two adjacent layers are connected through scaffold fasteners or spliced female connection seats 15, and spliced horizontal beams 20 are arranged between the adjacent spliced vertical keels 16 of the same layer; the assembly lifting seat 19 is arranged at the lower end of the outer side wall of the lower end of the assembly female connecting seat 15 or the assembly vertical keel 16 and is in an L-shaped structure;
further comprises a lifting assembly 5; the lifting assembly 5 comprises a lifting support frame 31 mounted above the ground and below the support frame assembly 3; the lifting support frame 31 is of a U-shaped structure which is supported by three sides and is opened to one side in the X direction, lifting X-direction positioning steps 33 are arranged at the roots of two inner walls in the Y direction, lifting Y-direction positioning steps 34 are arranged on the side faces in the X direction, and four lifting jacks 35 for lifting the assembly lifting seats 19 of the assembly module 14 are arranged at the bottom of the lifting support frame 31;
a lifting horizontal through hole 36 is horizontally arranged at the upper part of the lifting support frame 31, and a lifting temporary lifting plate frame 37 for temporarily lifting the bottom layer assembly module 14 is inserted into the lifting horizontal through hole 36;
a lifting and feeding conveyor belt 38 for pushing the assembled module 14 to be installed or detached in the X direction is arranged at the opening of the lifting and supporting frame 31X to one side;
a lifting side door plate 32 for preventing a person from climbing is provided on the outer side wall of the lifting support frame 31.
Also comprises a heat insulation wind-proof component 9; the heat-insulating wind-proof assembly 9 comprises an outer inflatable C-shaped cover 39 which is covered outside the support frame assembly 3, and an outer air supplementing pump 40 which is connected with the outer inflatable C-shaped cover 39;
forming an outer insulating cavity 41 after the outer inflatable C-cap 39 is inflated; the outer side wall of the outer side inflatable C-shaped cover 39 is smeared with reflective silver powder, and a heat absorption black layer is attached to the inner side of the outer side inflatable C-shaped cover 39;
the cold air feeding assembly 7 is further comprised, and the cold air feeding assembly 7 comprises cold air feeding nozzles 42 arranged on the side walls of the assembled vertical keels 16 on the top layer, cold air feeding distribution blocks 43 connected with the cold air feeding nozzles 42 through pipelines, cold air feeding control valves 44 connected with inlets of the cold air feeding distribution blocks 43, cold air feeding pumps 45 connected with the cold air feeding control valves 44, and a refrigerator connected with the cold air feeding pumps 45;
the hot air supply assembly 8 is further comprised, and the hot air supply assembly 8 comprises hot air supply nozzles 46 arranged on the side walls of the spliced vertical keels 16 of the bottom layer, hot air supply distribution blocks 47 connected with the hot air supply nozzles 46 through pipelines, hot air supply control valves 48 connected with inlets of the hot air supply distribution blocks 47, hot air supply pumps 49 connected with the hot air supply control valves 48, and heaters connected with the hot air supply pumps 49.
The assembly module 14 is provided with a stair module 4 which is climbed by a person, the stair module 4 is of a fold line rising structure and is of a steel structure and is connected with the assembly module 14 through a pin shaft or a scaffold fastener, and the assembly module comprises straight stair units 50 and transitional connection stair units 51 positioned between two adjacent straight stair units 50.
The transitional connection stair unit 51 comprises two arc-shaped steel beams serving as supports and a transitional connection cross rod which is transversely arranged between the two arc-shaped steel beams and serves as a step;
the straight stairway unit 50 includes a stairway outer support frame 52 provided obliquely, and a straight cross bar provided laterally within the stairway outer support frame 52 and serving as a step.
A stair torsion spring hollow shaft 53 which is sleeved on the transitional connecting cross rod and/or the linear cross rod and connected through a torsion spring, and one side edge of a stair safety plate 54 is arranged on the stair torsion spring hollow shaft 53;
the two ends of the stair safety plate 54 are connected with stair safety elastic telescopic inclined wedges 55 through springs, the two ends of the stair safety plate 54 are provided with inner rabbets for accommodating the retracted stair safety elastic telescopic inclined wedges 55, and the springs are positioned in the inner rabbets;
a stair safety counterweight 57 is arranged below the stair safety plate 54, the stair safety counterweight 57 is connected with a stair safety traction rope 56, and the stair safety traction rope 56 bypasses the corresponding stair torsion spring hollow shaft 53 from below the stair safety plate 54 and is connected with the edge of the upper surface of the stair safety plate 54;
a stair safety support 58 is arranged on one side of the stair outer support frame 52, a stair safety telescopic pin 59 is transversely arranged on the stair safety support 58, stair safety fork heads 61 which are used for being inserted into two sides of the stair safety plate 54 and used for preventing the stair safety plate 54 from overturning are arranged at the end parts of the stair safety telescopic pin 59, a stair safety spring 60 which is connected with the stair safety telescopic pin 59 is connected to the stair outer support frame 52, a stair safety swing support 62 which is positioned on one side of the stair safety support 58 is arranged on the stair outer support frame 52 in a swinging manner, and a stair safety clamping pin 63 with the end parts inserted into the stair safety telescopic pin 59 is hinged to the stair safety swing support 62;
the top and the bottom of one side of the stair outer support frame 52 are respectively provided with a stair safety guide seat 67, a stair safety linkage traction rod 66 is movably arranged in the stair safety guide seat 67, stair safety shifting forks 64 are distributed on the stair safety linkage traction rod 66, the stair safety shifting forks 64 are clamped at two sides of the lower end of the stair safety swing support 62, stair safety process openings 65 are distributed on the upper surface of the stair outer support frame 52, and the bottom surface of each stair safety process opening 65 is of a splayed structure with large back and small front;
when the stair safety plate 54 swings along with the stair torsion spring hollow shaft 53, the stair safety elastic telescopic wedge 55 contacts with the lower surface of the stair safety plate 54 and then retracts into the inner spigot, and then enters into the corresponding stair safety process opening 65 and extends out; rollers/rollers are provided on the back of the stair safety plate 54;
a stair safety upper handle 68 and a stair safety lower limit head 69 are respectively arranged at two ends of the stair safety linkage traction rod 66; a stair safety guide seat 67 at the upper end is movably provided with a stair safety positioning pin 70 inserted on the stair safety linkage traction rod 66.
The auxiliary maintenance equipment based on the cat ladder comprises a support frame assembly 3 arranged outside a radar shelter, a stair module 4 arranged in the support frame assembly 3 and used for a maintenance person to climb, a foot assembly 2 arranged below the support frame assembly 3 and fixed on the ground, an auxiliary connection assembly 1, the foot assembly 2, the support frame assembly 3, the stair module 4, a lifting assembly 5, a hoisting assembly 6, a cold air feeding assembly 7, a hot air feeding assembly 8 and a heat insulation and wind prevention assembly 9; the footing component 2 comprises four footing supporting bases 10 which are connected in a rectangular shape and positioned above the ground and used for bearing the supporting frame component 3, footing main root cones 11, which are connected with the bottom center of the footing supporting bases 10 at the upper ends and buried above the ground, footing fibrous root cones 12, which are distributed around the footing main root cones 11, positioned below the footing supporting bases 10 and pricked below the ground, and footing upper inserting holes 13, which are arranged at the upper ends of the footing supporting bases 10 and used for inserting the lower ends of the supporting frame component 3; the method comprises the following steps:
firstly, assembling a footing assembly 2 outside a radar shelter, firstly, laying a foundation, and installing a footing main root cone 11 in the foundation through concrete pouring; then, leveling the foundation, installing a footing supporting base 10 at the upper end of a footing main root cone 11, supporting a footing fibrous root cone 12 on the foundation, welding and fixing the footing main root cone 11 and the footing supporting base 10, and performing waterproof and antirust treatment;
step two, installing the lifting assembly 5, firstly, installing a lifting support frame 31 on the ground, installing a lifting feeding conveyor belt 38 on one side of the lifting support frame 31X, and paving a guide rail in the X direction in the lifting support frame 31; then, a lifting jack 35 for lifting the assembly module 14 is installed in the frame of the lifting support frame 31; secondly, installing a lifting side door plate 32 at the outer side of the lifting support frame 31; thirdly, the temporary lifting plate frame 37 is lifted and lowered on the side of the lifting horizontal through hole 36 of the lifting support frame 31;
step three, installing the support frame assembly 3, firstly prefabricating the assembly module 14 and the stair module 4, and assembling the assembly module 14 and the stair module 4 into a whole through a pin shaft and/or a scaffold fastener; then, the assembly module 14 is conveyed into the lifting support frame 31 through the lifting feeding conveyor belt 38, and is positioned through the lifting X-direction positioning step 33 and the lifting Y-direction positioning step 34; secondly, connecting the lower end of the installed lifting assembly 5 with the splicing module 14 through scaffold fasteners/bolts/pin shafts; thirdly, the lifting jack 35 props up the assembling supporting seat 19 of the assembling module 14 in advance, and meanwhile, the lifting temporary supporting plate frame 37 at the lower end of the installed lifting assembly 5 is removed; next, the lifting jack 35 continues to lift up the height of one of the splice modules 14 while the lifting temporary lifting frame 37 is mounted from the lifting horizontal through hole 36 to below the splice module 14; then, the lifting jack 35 descends to wait for the installation of the next splicing module 14;
when the assembly module 14 at the bottommost layer is installed, firstly, removing the guide rail paved in the X direction of the lifting assembly 5, and inserting the lower end of the assembly vertical keel 16 into the upper insertion hole 13 of the footing; then, the lifting jack 35 descends, and the spliced vertical keel 16 is connected with the lower end of the spliced module 14 through the spliced female connecting seat 15; secondly, a tensioning assembly 23 is arranged between the assembled female connecting seat 15 and the footing supporting seat 10 and between the adjacent footing supporting seats 10; finally, a lifting door plate 32 is attached to the lifting support frame 31X so as to open to one side.
Also included is a method of manufacturing a semiconductor device,
step five, installing a cold air feeding assembly 7, wherein a cold air feeding inlet nozzle 42, a cold air feeding distribution block 43, a cold air feeding control valve 44, a cold air feeding pump 45 and a refrigerator are connected in sequence through pipelines; when the air temperature is higher than the preset temperature, the cold air feeding pump 45 and the refrigerator are started to feed cold air;
step six, installing a hot air feeding assembly 8, wherein the hot air feeding assembly is connected with the side wall of the spliced vertical keel 16 positioned at the lowest layer through a hot air feeding nozzle 46; then, the heat-sending air inlet nozzle 46, the heat-sending air distribution block 47, the heat-sending control valve 48, the heat-sending air pump 49, and the heater are connected through pipes; then, when the air temperature is lower than the preset temperature, the hot air feeding pump 49 and the heater are started;
step seven, installing an auxiliary connecting assembly 1, installing expansion bolts on the wall of the field maintenance warehouse, and connecting the expansion bolts with a supporting frame assembly 3 through clamping heads;
step eight, installing the heat-insulating wind-proof assembly 9, inflating the outer inflatable C-shaped cover 39 through the outer inflating pump 40 and covering the outer side of the support frame assembly 3.
In the third step, when the top-most assembled module 14 is installed, the top canopy frame 28, the hoisting assembly 29 and the hoisting hook 30 of the hoisting assembly 6 are pre-installed on the top of the top-most assembled module, and the cooling air inlet nozzle 42 is installed on the side wall of the top-most assembled vertical keel 16 and connected with a pipeline.
In step three, the assembly module 14 is installed as follows;
firstly, placing two groups of assembled female connecting seats 15 on a flat ground, wherein each group is four; then, inserting the assembled horizontal beam 20 into the assembled Y-direction mounting hole 17 and the assembled X-direction mounting hole 18 corresponding to the assembled female connecting seat 15 to form a rectangle; secondly, four spliced vertical keels 16 are inserted into the Z-direction through holes on one group of rectangles; thirdly, another group of rectangles are arranged at the upper ends of the four spliced vertical keels 16; finally, the split pin holes 22 are assembled by drilling, and split pins are inserted into the holes;
step II, assembling the tensioning assembly 23; firstly, taking a tensioning center frame 24 as a center, installing through a rotating shaft, one tensioning and inclined-pulling positioning leg 25 and three tensioning and inclined-pulling adjusting legs 26, and installing tensioning and anti-loosening springs 27 between adjacent splicing female connecting seats 15; then, the other ends of the tightening and diagonal positioning legs 25 and the tightening and diagonal adjusting legs 26 are respectively connected with the corresponding spliced female connecting seats 15 through scaffold fasteners or pin shafts; secondly, the length of the tensioning diagonal adjustment leg 26 is pre-adjusted through the nut seat, so that the preset diagonal strength and the perpendicularity and parallelism requirements of the assembly module 14 are met.
In step three, the steps of installing the stair module 4 are as follows;
step A, assembling a linear stair unit 50, wherein a linear cross bar of a stair outer support frame 52 is sleeved with a stair torsion spring hollow shaft 53 and connected through a torsion spring; then, one side of the stair safety plate 54 is connected with the outer side wall of the stair torsion spring hollow shaft 53, and a roller/rolling shaft is arranged on the back of the stair safety plate 54; secondly, installing stair safety elastic telescopic inclined wedges 55 in inner rabbets at two ends of the stair safety plate 54 through springs, and enabling the stair safety elastic telescopic inclined wedges 55 to correspond to stair safety process openings 65; thirdly, the spring force is set according to the distance between the stair safety process notch 65 and the stair safety elastic telescopic wedge 55;
step B, connecting a stair safety traction rope 56 at the upper end of the front surface of the stair safety plate 54, and connecting a stair safety counterweight 57 after the stair safety traction rope 56 bypasses the stair torsion spring hollow shaft 53 from the upper part of the front surface of the stair safety plate 54;
step C, firstly, installing a stair safety support 58 on one side of the stair outer support 52, and transversely installing a stair safety telescopic pin 59 on the stair safety support 58 and connecting the stair safety pins through a stair safety spring 60; then, stair safety prongs 61 for being inserted at both sides of the stair safety plate 54 and for preventing the stair safety plate 54 from being turned over are installed at the ends of the stair safety telescoping pins 59; secondly, installing a stair safety swing support 62 on one side of the stair safety support 58, and inserting a stair safety bayonet lock 63 hinged on the stair safety swing support 62 into a corresponding stair safety telescopic pin 59;
step D, firstly, respectively installing a stair safety guide seat 67 at the top and the bottom of one side of the stair outer support frame 52, inserting a stair safety linkage traction rod 66 into the stair safety guide seat 67, and installing stair safety upper handles 68 and stair safety lower limit heads 69 at two ends of the stair safety linkage traction rod 66; then, a stair safety shifting fork 64 is arranged on the stair safety linkage traction rod 66, and the stair safety shifting fork 64 is clamped at two sides of the lower end of the stair safety swing support 62; secondly, a stair safety positioning pin 70 inserted into the stair safety linkage traction rod 66 is arranged on the stair safety guide seat 67;
step E, firstly, assembling a transitional connection stair unit 51, and connecting two arc-shaped steel beams through a transitional connection cross rod; then, connecting the straight stair unit 50 with the transitional connecting stair unit 51 through a scaffold fastener;
when the need of escape from the auxiliary maintenance equipment occurs, firstly, the stair safety locating pin 70 is taken down, the stair safety linkage traction rod 66 is pushed downwards by feet, the stair safety linkage traction rod 66 drives the stair safety swing support 62 to swing through the stair safety shifting fork 64, and the stair safety bayonet lock 63 is separated from the corresponding stair safety telescopic pin 59; then, the spring drives the stair safety fork 61 to be separated from the stair safety plate 54; secondly, under the action of the torsion spring and the stair safety counterweight 57, the stair safety elastic telescopic wedge 55 overcomes the spring force to enter the stair safety process notch 65 and turns over and the back face faces upwards; again, when the stair safety elastic telescopic wedge 55 leaves the stair safety process notch 65, the stair safety elastic telescopic wedge is exposed under the action of the springs and is put on the two side edges of the stair outer support frame 52.
The auxiliary connecting component 1 realizes better fixation of the ladder, is safe and reliable, and prevents toppling;
the footing subassembly 2 is as the foundation, and footing supporting seat 10 is based, realizes the decompression and supports, increases area of support, and footing principal root cone 11 firm in connection makes things convenient for later stage installation to use, and footing fibrous root cone 12 shares principal root atress, bionics, reasonable in design, and the quick installation is realized to cartridge hole 13 on the footing, and the commonality is strong.
The support frame component 3 is taken as a framework, the assembling module 14 realizes rapid modularized disassembly and assembly, the assembling vertical keel 16 is a main support, the pipe structure lightens the arrangement, simultaneously facilitates the up-down overall convection of air flow, the assembling supporting and lifting seat 19 has good manufacturability, is convenient to lift, the assembling horizontal beam 20 realizes horizontal support,
the quick plug-in connection between each beam is realized by assembling the female connecting seat 15, the Y-direction mounting hole 17 is assembled, the quick plug-in mounting is realized by assembling the X-direction mounting hole 18, the vertical keel is conveniently penetrated through by assembling the plug-in mounting hole 21, the split pin hole 22 is fixed, the tensioning assembly 23 prevents deformation, the central support is realized by the tensioning central frame 24, the tensioning diagonal positioning leg 25 serves as a reference, the tensioning diagonal adjusting leg 26 is convenient for adjusting the form and position tolerance and pretightening force between each beam and the keel of the module, the tensioning anti-loosening spring 27 plays a role in loosening the adjusting screw nut, the ceiling frame 28 realizes wind shielding and rain shielding, the irradiation is avoided, the hoisting assembly 29 of the hoisting assembly 6 is used for hoisting the lifting hook 30 to realize lifting of objects.
The lifting assembly 5 realizes quick modular installation from the below, the efficiency is high, the speed is fast, safe and reliable, the lifting support frame 31 realizes supporting and lifting guiding functions, the lifting side door plate 32 prevents people from climbing up and down through the frame, the lifting X is to the location step 33, the lifting Y is to the location step 34 to realize quick accurate location, the lifting jack 35 realizes lifting the assembled module, the lifting horizontal through hole 36 and the lifting temporary lifting plate frame 37 realize temporary lifting when the module is disassembled, the lifting feeding conveyor belt 38 realizes automatic feeding, and the guide rail realizes auxiliary feeding.
The cold air feeding component 7 can realize cold air feeding, can be transported in a layered manner for improving the effect, and can realize automatic sinking by utilizing the principle of cold air in specific heat air after being fed by the cold air feeding nozzle 42, and convection is generated, so that the heat at the bottom is quickly increased, and the cooling is realized.
The hot air feeding component 8 can be transported in layers for improving the effect, and the hot air feeding nozzle 46 utilizes the chimney effect to realize automatic heat feeding, thereby realizing heating.
The heat-insulating wind-proof assembly 9 is provided with an outer side air supplementing pump 40 which blows air, the outer side air charging C-shaped cover 39 is prevented from being irradiated, primary heat insulation/heat preservation is achieved, the air charging is utilized, the quality is reduced, meanwhile, the heat-insulating effect is improved, and the outer side heat-insulating inner cavity 41 is used for achieving secondary heat insulation.
The stair module 4, through a plurality of sharp stair units 50, transitional coupling stair unit 51 connects and forms the broken line structure, when the conflagration, sudden circumstances such as earthquake, high altitude construction's personnel can be through climbing stair safety locating pin 70, become the multistage slide with the stair, realize fleing fast, owing to there is transitional coupling stair unit 51 buffering, can avoid the gliding too fast, thereby realize that each layer personnel all can flee, reduce frictional force through gyro wheel/roller bearing, the speed is improved, the exercise is 300m, 20 layers, every layer 2 personnel effect, whole flee only has used for less than 4 minutes, no casualties.
The invention has the advantages of quick disassembly, reasonable design, low cost, firmness, durability, safety, reliability, simple operation, time and labor saving, fund saving, compact structure and convenient use.
Claims (6)
1. The auxiliary maintenance equipment based on the crawling ladder is characterized by comprising a support frame assembly (3) arranged on the outer side of a building, a stair module (4) arranged in the support frame assembly (3) and climbed by people, a foot assembly (2) arranged below the support frame assembly (3) and fixed on the ground, an auxiliary connecting assembly (1), the support frame assembly (3), the stair module (4), a lifting assembly (5), a hoisting assembly (6), a cold air feeding assembly (7), a hot air feeding assembly (8) and a heat insulation wind prevention assembly (9);
the auxiliary connecting component (1) comprises an expansion screw connected with the outer side wall of the building, an annular bracket sleeved on the outer side wall of the building and a scaffold fastener for connecting the support frame component (3) with the expansion screw/the annular bracket;
the footing assembly (2) comprises four footing supporting bases (10) which are connected in a rectangular shape and are positioned above the ground and used for bearing the supporting frame assembly (3), footing main root cones (11) which are connected with the centers of the bottoms of the footing supporting bases (10) at the upper ends and are buried above the ground, footing fibrous root cones (12) which are distributed around the footing main root cones (11) and are positioned below the footing supporting bases (10) and are pricked below the ground, and footing upper inserting holes (13) which are formed in the upper ends of the footing supporting bases (10) and are used for inserting the lower ends of the supporting frame assembly (3);
the support frame assembly (3) comprises assembling modules (14) which are sequentially arranged from bottom layer to top layer in a stacking mode and have the same structure; the assembly module (14) comprises four vertically arranged hollow assembly vertical keels (16); the two adjacent layers of spliced vertical keels (16) are connected through scaffold fasteners, and spliced horizontal beams (20) are arranged between the adjacent spliced vertical keels (16) of the same layer; an assembling supporting and lifting seat (19) which is arranged at the lower end of the outer side wall of the lower end of the assembling vertical keel (16) and is in an L-shaped structure;
the stair module (4) is arranged in the assembling module (14), and the stair module (4) is of a folding line rising structure, is of a steel structure and is connected with the assembling module (14) through a pin shaft or a scaffold fastener;
the lifting assembly (5) comprises a lifting support frame (31) which is arranged above the ground and is positioned below the support frame assembly (3); the lifting support frame (31) is of a U-shaped structure with three sides supported and one side opened in the X direction, lifting X-direction positioning steps (33) are arranged at the roots of two inner walls in the Y direction, lifting Y-direction positioning steps (34) are arranged on the side faces in the X direction, and four lifting jacks (35) for lifting the assembly lifting seats (19) of the assembly module (14) are arranged at the bottom of the lifting support frame (31); a lifting horizontal through hole (36) is horizontally arranged at the upper part of the lifting support frame (31), and a lifting temporary lifting plate frame (37) for temporarily lifting the bottom layer assembly module (14) is inserted into the lifting horizontal through hole (36); an opening at one side of the X direction of the lifting supporting frame (31) is provided with a lifting feeding conveyor belt (38) for pushing the assembled module (14) to be installed or detached in the X direction; a lifting side door plate (32) for preventing irrelevant people from climbing is arranged on the outer side wall of the lifting support frame (31); a top shed frame (28) is arranged at the top of the top-most assembled module (14);
the hoisting assembly (6) is arranged at the lower end of the ceiling frame (28); the hoisting assembly (6) comprises a hoisting assembly (29) controlled by a pulley or a motor, a hoisting hook (30) used for hoisting objects is connected at the lower end of the hoisting assembly (29) through a steel wire rope, v
The cold air feeding component (7) comprises cold air feeding nozzles (42) arranged on the side walls of the assembled vertical keels (16) on the top layer, cold air feeding distribution blocks (43) connected with the cold air feeding nozzles (42) through pipelines, cold air feeding control valves (44) connected with inlets of the cold air feeding distribution blocks (43), cold air feeding pumps (45) connected with the cold air feeding control valves (44), and a refrigerator connected with the cold air feeding pumps (45);
the hot air delivery assembly (8), the hot air delivery assembly (8) comprises hot air delivery nozzles (46) arranged on the side walls of the spliced vertical keels (16) of the bottom layer, hot air delivery distribution blocks (47) connected with the hot air delivery nozzles (46) through pipelines, hot air delivery control valves (48) connected with inlets of the hot air delivery distribution blocks (47), hot air delivery pumps (49) connected with the hot air delivery control valves (48), and heaters connected with the hot air delivery pumps (49);
the heat-insulating wind-proof assembly (9) comprises an outer side inflatable C-shaped cover (39) covered outside the support frame assembly (3), and an outer side air supplementing pump (40) connected with the outer side inflatable C-shaped cover (39);
the method comprises the following steps:
firstly, assembling a footing component (2) on the outer side of a radar shelter, firstly, laying a foundation, and installing a footing main root cone (11) in the foundation through concrete pouring; then leveling the foundation, installing a footing supporting base (10) at the upper end of a footing main root cone (11), supporting a footing fibrous root cone (12) on the foundation, and welding and fixing the footing main root cone (11) and the footing supporting base (10) to perform waterproof and antirust treatment;
step two, installing a lifting assembly (5), firstly, installing a lifting support frame (31) on the ground, installing a lifting feeding conveyor belt (38) on one side opening of the lifting support frame (31) in the X direction, and paving a guide rail in the X direction in the lifting support frame (31); then, a lifting jack (35) for lifting the assembly module (14) is arranged in the lifting support frame (31); secondly, installing a lifting side door plate (32) on the outer side of the lifting supporting frame (31); thirdly, a temporary lifting plate frame (37) is lifted and lowered on one side of a lifting horizontal through hole (36) of the lifting support frame (31) in a standby mode;
step three, installing a support frame assembly (3), firstly prefabricating an assembly module (14) and a stair module (4), and assembling the assembly module (14) and the stair module into a whole through a pin shaft and/or a scaffold fastener; then, the assembly module (14) is sent to a lifting support frame (31) through a lifting feeding conveyor belt (38), and is positioned through a lifting X-direction positioning step (33) and a lifting Y-direction positioning step (34); secondly, connecting the lower end of the installed lifting assembly (5) with the splicing module (14) through scaffold fasteners/bolts/pin shafts; thirdly, the lifting jack (35) pre-pushes up the assembling supporting seat (19) of the assembling module (14), and meanwhile, the lifting temporary lifting plate frame (37) at the lower end of the installed lifting assembly (5) is removed; then, the lifting jack (35) continues to lift the height of one assembly module (14), and simultaneously, the lifting temporary lifting plate frame (37) is installed below the assembly module (14) from the lifting horizontal through hole (36); then, the lifting jack (35) descends to wait for the installation of the next splicing module (14);
when the assembly module (14) at the bottommost layer is installed, firstly, removing the guide rail paved in the X direction of the lifting assembly (5), and inserting the lower end of the assembly vertical keel (16) into the insertion hole (13) on the footing; then, the lifting jack (35) descends, and the spliced vertical keel (16) is connected with the lower end of the spliced module (14) through the spliced female connecting seat (15); secondly, a tensioning assembly (23) is arranged between the spliced female connecting seat (15) and the footing supporting seat (10) and between the adjacent footing supporting seats (10); finally, a lifting side door plate (32) is installed on the lifting support frame (31) X towards one side opening.
2. The method of assembling an auxiliary maintenance device of claim 1, further comprising,
step five, installing a cold air feeding assembly (7), wherein a cold air feeding inlet nozzle (42), a cold air feeding distribution block (43), a cold air feeding control valve (44), a cold air feeding pump (45) and a refrigerator are sequentially connected through pipelines; when the air temperature is higher than the preset temperature, a cold air feeding pump (45) and a refrigerator are started to feed cold air;
step six, installing a hot air feeding component (8), wherein the hot air feeding component is firstly connected with the side wall of an assembled vertical keel (16) positioned at the lowest layer through a hot air feeding nozzle (46); then, the heat-feeding air inlet nozzle (46), the heat-feeding air distribution block (47), the heat-feeding control valve (48), the heat-feeding air pump (49) and the heater are connected through pipelines; then, when the air temperature is lower than the preset temperature, starting a hot air feeding pump (49) and a heater;
step seven, installing an auxiliary connecting assembly (1), installing expansion bolts on the wall of the building, and connecting the expansion bolts with a supporting frame assembly (3) through clamping heads;
and step eight, installing a heat-insulating windproof component (9), and inflating the outer inflatable C-shaped cover (39) through an outer inflating pump (40) and covering the outer side of the support frame component (3).
3. The method for assembling auxiliary maintenance equipment according to claim 1, wherein in the third step, when the top-most assembling module (14) is installed, a hoisting assembly (29) and a hoisting hook (30) of a top canopy frame (28) and a hoisting assembly (6) are pre-installed on the top of the top-most assembling module, and a cooling air inlet nozzle (42) is installed on the side wall of the top-most assembling keel (16) and connected with a pipeline.
4. The auxiliary service equipment assembly method according to claim 1, wherein:
in the third step, the assembly module (14) is installed as follows;
firstly, placing two groups of assembled female connecting seats (15) on a flat ground, wherein each group is four; then, inserting the assembled horizontal beam (20) into an assembled Y-direction mounting hole (17) and an assembled X-direction mounting hole (18) which correspond to the assembled female connecting seat (15) to form a rectangle; secondly, four assembling vertical keels (16) are inserted into the Z-direction through holes on one group of rectangles; thirdly, the other group of rectangles are arranged at the upper ends of the four spliced vertical keels (16); finally, a split pin hole (22) is assembled by drilling, and a split pin is inserted into the split pin hole;
step II, assembling a tensioning assembly (23); firstly, taking a tensioning center frame (24) as the center, installing through a rotating shaft, one tensioning and inclined pulling positioning leg (25) and three tensioning and inclined pulling adjusting legs (26), and installing tensioning and anti-loosening springs (27) between adjacent splicing female connecting seats (15); then, the other ends of the tensioning diagonal positioning legs (25) and the tensioning diagonal adjusting legs (26) are respectively connected with the corresponding spliced female connecting seats (15) through scaffold fasteners or pin shafts; secondly, the length of the tensioning diagonal tension adjusting leg (26) is pre-adjusted through the nut seat, and the requirements of the preset diagonal tension strength and the perpendicularity and the parallelism of the assembly module (14) are met.
5. The auxiliary service equipment assembly method according to claim 1, wherein:
in the third step, the steps of installing the stair module (4) are as follows;
step A, assembling a linear stair unit (50), firstly sleeving a stair torsion spring hollow shaft (53) on a linear cross bar of a stair outer support frame (52) and connecting the stair torsion spring hollow shaft with the linear cross bar through torsion springs; then, one side of the stair safety plate (54) is connected with the outer side wall of the stair torsion spring hollow shaft (53), and a roller/a rolling shaft is arranged on the back of the stair safety plate (54); secondly, installing stair safety elastic telescopic wedges (55) in inner rabbets at two ends of the stair safety plate (54) through springs, and enabling the stair safety elastic telescopic wedges (55) to correspond to stair safety process openings (65); thirdly, the spring force is set according to the distance between the stair safety process notch (65) and the stair safety elastic telescopic wedge (55);
step B, connecting a stair safety traction rope (56) at the upper end of the front surface of the stair safety plate (54), and connecting a stair safety counterweight (57) after the stair safety traction rope (56) bypasses a stair torsion spring hollow shaft (53) from the upper part of the front surface of the stair safety plate (54);
step C, firstly, installing a stair safety support (58) on one side of a stair outer support frame (52), transversely installing a stair safety telescopic pin (59) on the stair safety support (58) and connecting the stair safety telescopic pin with the stair safety support through a stair safety spring (60); then, stair safety fork heads (61) which are used for being inserted at two sides of the stair safety plate (54) and used for preventing the stair safety plate (54) from overturning are arranged at the end parts of the stair safety telescopic pins (59); secondly, installing a stair safety swing support (62) on one side of a stair safety support (58), and inserting a stair safety bayonet lock (63) hinged on the stair safety swing support (62) into a corresponding stair safety telescopic pin (59);
step D, firstly, respectively installing a stair safety guide seat (67) at the top and the bottom of one side of a stair outer support frame (52), inserting a stair safety linkage traction rod (66) into the stair safety guide seat (67), and installing stair safety upper handles (68) and stair safety lower limit heads (69) at two ends of the stair safety linkage traction rod (66); then, a stair safety shifting fork (64) is arranged on the stair safety linkage traction rod (66), and the stair safety shifting fork (64) is clamped at two sides of the lower end of the stair safety swing support (62); secondly, a stair safety positioning pin (70) inserted into the stair safety linkage traction rod (66) is arranged on the stair safety guide seat (67);
step E, firstly, assembling a transitional connection stair unit (51), and connecting two arc-shaped steel beams through a transitional connection cross rod; then, the straight stairway unit (50) and the transitional stairway unit (51) are connected through the scaffold fastener.
6. The method for assembling auxiliary maintenance equipment according to claim 5, wherein when the need of escape from a climbing ladder occurs, the steps of firstly, removing a stair safety positioning pin (70), pushing a stair safety linkage traction rod (66) downwards by feet, driving a stair safety swing support (62) to swing by the stair safety linkage traction rod (66) through a stair safety shifting fork (64), and separating a stair safety bayonet lock (63) from a corresponding stair safety telescopic pin (59); then, the spring drives the stair safety fork head (61) to be separated from the stair safety plate (54); secondly, under the action of the torsion spring and the stair safety counterweight (57), the stair safety elastic telescopic wedge (55) overcomes the spring force to enter the stair safety process opening (65) and turns over and the back face faces upwards; and thirdly, after the stair safety elastic telescopic wedge (55) leaves the stair safety process notch (65), the stair safety elastic telescopic wedge is exposed under the action of a spring and is put on two side edges of the stair outer support frame (52).
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| CN201811254741.7A CN109629851B (en) | 2018-10-26 | 2018-10-26 | Auxiliary maintenance equipment assembling method |
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| CN108462112A (en) * | 2018-04-27 | 2018-08-28 | 上海应用技术大学 | A kind of power equipment maintaining climbing case |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2487627A1 (en) * | 2003-11-13 | 2005-05-13 | Inventio Ag | Hydraulic elevator repair safety platform |
| CN201633604U (en) * | 2010-04-20 | 2010-11-17 | 上海南空军械厂 | Integrated radar repair vehicle |
| CN207313075U (en) * | 2017-10-27 | 2018-05-04 | 航天南湖电子信息技术股份有限公司 | One kind can fast folding maintenance platform |
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