CN115450425A - Fixing device for net rack lifting hovering plane and using method - Google Patents
Fixing device for net rack lifting hovering plane and using method Download PDFInfo
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- CN115450425A CN115450425A CN202210779340.3A CN202210779340A CN115450425A CN 115450425 A CN115450425 A CN 115450425A CN 202210779340 A CN202210779340 A CN 202210779340A CN 115450425 A CN115450425 A CN 115450425A
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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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
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
- E04G21/14—Conveying or assembling building elements
- E04G21/16—Tools or apparatus
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Abstract
The invention discloses a net rack lifting hovering plane fixing device, which comprises a net rack supporting structure, net rack fixing devices and net racks, wherein a plurality of net rack fixing devices are arranged between the net rack supporting structure and the net racks; the rigid connection among the sliding section, the pre-installation section and the adjusting module device can be broken when the net rack is lifted, and the rigid connection among the sliding section, the pre-installation section and the adjusting module device can be restored when the net rack is suspended.
Description
Technical Field
The invention relates to the technical field of building construction auxiliary equipment, in particular to a fixing device for a net rack lifting hovering plane and a using method.
Background
Along with the development of the building industry, the application of a steel structure in a building structure is more and more extensive, particularly the application of a space grid structure in a large-span, large-area and ultrahigh-height structure is gradually increased, the existing grid construction technology is mainly divided into an overhead splicing method, an overhead sliding method and an integral lifting method, the overhead splicing method needs a large amount of scaffold operation, the building height is high, the overhead operation risk is high, and the construction efficiency is low; the high-altitude slipping method has high construction efficiency, but has high requirements on construction machinery and high construction cost, and is usually used under the condition that a movable scaffold cannot be erected due to site limitation; the integral lifting method has the advantages of high construction efficiency and relatively low comprehensive cost, is widely applicable to installation of various net racks, and is a relatively common net rack structure installation method.
The existing net rack integral lifting method comprises the following main processes: (1) integrally assembling net racks; (2) trial lifting of the net rack; (3) formally lifting the net rack; (4) supplementing rods of the net rack permanent rod pieces; (5) removing related equipment to complete net rack lifting; in the rod supplement of the trial lifting, the formal lifting and the permanent rod piece of the net rack, the net rack is required to hover in the air, and in the prior art, the chain block is often adopted to limit the displacement of the net rack in the horizontal direction when the net rack suspends.
Chinese patent No. CN112576044A provides an integral lifting device and construction method for a large-volume steel net rack, and the hydraulic lifter and the chain block are matched to lift the net rack, so that lifting control factors are reduced, adjustment is convenient, and construction efficiency is improved; this patent passes through hydraulic pressure lifting mechanism promotion steel net frame, assist steel net frame stable promotion through artifical manual control chain block, often need many hydraulic pressure lifting mechanism to promote in coordination when the steel net frame wholly promotes, different hydraulic pressure lifting mechanism can't accomplish completely in the lift process is synchronous, each hydraulic pressure lifting mechanism promotes the distance and can appear nonconformity, lead to the steel net frame can squint predetermined position in the lift process, this patent passes through the position of chain block and hydraulic pressure lifting mechanism cooperation adjustment steel net frame, chain block's lifting height generally is not more than 6m, if the steel net frame promotes highly too high, can lead to chain block's working stroke not enough, need reset the chain block position many times, need carry out numerous and diverse high altitude construction, it is fixed through the chain flexibility between chain block and the net frame, can not bear the pressure, poor stability.
Chinese patent with patent number CN211201216U provides a horizontal stop device for integral hoisting of net rack, this stop device limits its side movement in the horizontal direction in the construction of net rack hoisting, guarantee that the net rack can only vertically lift, prevent that the net rack from swaying horizontally because of uneven stress in the hoisting process, but this stop device can only limit the net rack to sway when the net rack suspends in the air, and can not exert pressure to the net rack from different directions in order to lock the net rack position with the net rack, and the net rack can receive this stop device's influence all the time in net rack promotion, if the net rack has the trend of taking place horizontal direction displacement in promoting, then this stop device can exert very big horizontal force to the net rack in this direction, there is the risk of damaging the net rack structure, consequently, use this stop device to have higher requirement to net rack hoisting precision.
Disclosure of Invention
The invention aims to provide a fixing device for a net rack lifting hovering plane and a using method thereof, aiming at the problems in the prior art.
In order to achieve the purpose, the invention adopts the technical scheme that:
the utility model provides a rack promotes plane fixing device that hovers in air, includes rack supporting structure, rack fixing device and rack, rack supporting structure with be equipped with a plurality of between the rack fixing device, rack fixing device includes slip track, slip section, pre-installation section, connecting cable and adjusting module device, the slip track is followed the rack direction of rise is fixed on the rack supporting structure, the one end of slip section with slip track sliding connection, the other end of slip section with adjusting module device detachable is connected, the one end of pre-installation section is fixed on the rack, the other end of pre-installation section with adjusting module device detachable is connected, the slip section still passes through the connecting cable with the rack is connected, the connecting cable is used for guaranteeing the slip section with the pre-installation section is in same height all the time.
The net rack fixing device can disconnect the rigid connection among the sliding section, the pre-installation section and the adjusting module device when the net rack is lifted, so that the net rack is prevented from being influenced by the net rack fixing device, and when the net rack needs to be suspended, the net rack fixing device can recover the rigid connection among the sliding section, the pre-installation section and the adjusting module device so as to fix the net rack.
Preferably, the adjusting module device has a telescopic function, and the maximum length of the adjusting module device after being extended is not less than the distance between the sliding section and the pre-assembling section; the shortened shortest length of the adjusting module device is not greater than the distance between the sliding section and the preassembly section.
The adjusting module device is prevented from being unable to connect the sliding section and the pre-assembly section by limiting the maximum length of the adjusting module device, and from being unable to disconnect the sliding section and the pre-assembly section from each other by limiting the minimum length of the adjusting module device.
Preferably, grooves are formed in the sliding section and the side, connected with the adjusting module device, of the preassembly section, an inner partition plate and a plurality of first carbon fiber cores are fixed in each groove, the length direction of each first carbon fiber core is consistent with the depth direction of each groove, the inner partition plate is used for separating the adjacent first carbon fiber cores, and an elastic damping ring is sleeved at one end, close to the bottom of each groove, of each first carbon fiber core;
the adjusting module device comprises a plurality of telescopic pipe combinations, two ends of each telescopic pipe combination are respectively provided with one first carbon fiber core correspondingly, each telescopic pipe combination comprises two sleeves and one second carbon fiber core, the two sleeves are connected through the second carbon fiber cores, one end of each sleeve is sleeved on the second carbon fiber core, the other end of each sleeve is sleeved on the first carbon fiber core, the sleeves move relative to the first carbon fiber cores and the second carbon fiber cores in an internal and external thread matching mode, and when the telescopic pipe combinations extend to the maximum length, the sleeves are abutted to the elastic damping rings of the sliding sections or the preassembling sections.
The elastic damping ring is arranged to prevent the sleeve from colliding with the bottom of the groove, the first carbon fiber core and the second carbon fiber core form a main stress structure through the sleeve, outer threads are arranged on the outer sides of the first carbon fiber core and the second carbon fiber core, inner threads are arranged in the sleeve, and when the sleeve rotates, the inner threads are matched with the outer threads to enable one end of the sleeve far away from the second carbon fiber core to be close to the first carbon fiber core, so that the first carbon fiber core and the second carbon fiber core are connected;
and the arrangement of a plurality of telescopic pipe combinations can disperse the stress of each telescopic pipe combination and strengthen the structural strength of the adjusting module device.
Preferably, a hexagonal fastening device is arranged outside the sleeve, and the sleeve is driven to rotate by rotating the hexagonal fastening device; the hexagonal fastening device is arranged to facilitate a worker to rotate the sleeve by using a tool.
Preferably, the net rack comprises an upper chord ball, a lower chord ball and a connecting member, the connecting member comprises an upper chord member, a lower chord member and a diagonal web member, the adjacent upper chord balls are connected through the upper chord member, one end of the connecting cable is connected to the upper chord member, the other end of the connecting cable is connected to the sliding section, and the pre-installation section is fixed on the lower chord ball.
The sliding section can follow the net rack through the connecting cable and the sliding track to rise synchronously without repositioning the fixed anchor point of the net rack in high altitude.
Preferably, the sliding section comprises a sliding shoe with an I-shaped cross section, the sliding shoe comprises an upper plate, a lower plate and a connecting plate, the upper plate and the lower plate are connected through the connecting plate, the cross section of the sliding rail is C-shaped, the upper plate slides in the sliding rail, and sliding devices are arranged between two ends of the upper plate and the sliding rail.
The sliding rail may fix the sliding shoe such that the sliding shoe can move only in a vertical direction.
Preferably, the slider includes the edge the relative ball track that sets up of slip track's length direction, be provided with a plurality of balls from top to bottom in the ball track, the ball track is equipped with the opening, the both ends of upper plate are equipped with the shallow slot, the ball passes through the opening with the contact of shallow slot bottom.
The sliding shoe and the sliding track change sliding friction into rolling friction through a plurality of balls, and friction force required by the sliding section to move on the sliding track is reduced.
Preferably, the use method of the net rack lifting air hovering plane fixing device is as follows:
(1) The using number and the installation position of the net rack fixing device are determined according to the plane size and the weight of the net rack and the position of the net rack supporting structure relative to the net rack, and meanwhile, the proper net rack integral lifting equipment is selected according to the plane size and the weight of the net rack and the net rack supporting structure.
(2) The net rack is lifted in a trial mode by the aid of the net rack integral lifting equipment, when the net rack needs to be suspended in the air, the net rack integral lifting equipment is locked to limit displacement of the net rack in the vertical direction, the adjusting module device extends to the maximum length by synchronously rotating the hexagonal fastening devices of the net rack fixing devices, the adjusting module device, the sliding section and the pre-assembling section are rigidly connected at the moment, and the net rack fixing devices limit displacement of the net rack in the horizontal direction together.
(3) When the net rack is released from the hovering state, the hexagonal fastening devices of the net rack fixing devices are synchronously rotated to shorten the adjusting module devices until a space is formed between the adjusting module devices and the sliding section or the pre-assembling section, so that the limitation of the net rack fixing devices on the net rack is released.
(4) The net rack is formally lifted after test lifting is finished and acceptance is qualified, in the process of formally lifting the net rack, when the net rack needs hovering detection or needs hovering adjustment, the hexagonal fastening devices of the net rack fixing devices are synchronously rotated, so that the adjusting module device extends to the maximum length, at the moment, the adjusting module device, the sliding section and the pre-assembling section form rigid connection, and the net rack fixing devices limit the displacement of the net rack in the horizontal direction.
(5) After the net rack is lifted to a preset position, if the net rack is positioned in a deviation manner, the position of the net rack is corrected by adjusting the net rack fixing device and the whole net rack lifting equipment in different directions, after the net rack is positioned and accepted, the adjusting module device is adjusted to the maximum length, at the moment, the adjusting module device, the sliding section and the pre-installing section form rigid connection, the net rack enters a hovering state, a permanent rod piece supplementing device is carried out after the net rack enters the hovering state, and finally the net rack fixing device is detached to complete the construction of the net rack.
Compared with the prior art, the invention has the beneficial effects that:
(1) The net rack fixing device can disconnect the rigid connection among the sliding section, the pre-installation section and the adjusting module device when the net rack is lifted, so that the net rack is prevented from being influenced by the net rack fixing device, and when the net rack needs to be suspended, the net rack fixing device can recover the rigid connection among the sliding section, the pre-installation section and the adjusting module device so as to fix the net rack.
(2) The sliding section can synchronously ascend along with the net rack through the connecting cable and the sliding track, and a fixed anchor point of the net rack does not need to be set for many times in the lifting process of the net rack.
(3) In the invention, the sliding shoe and the sliding track change sliding friction into rolling friction through a plurality of balls, so that the friction force required by the sliding section to move on the sliding track is reduced.
(4) The adjusting module device is telescopic in a mode that the plurality of sleeves are in threaded fit with the first carbon fiber core and the second carbon fiber core, compared with a mode that a chain of a chain block is manually controlled to pull the net rack, the adjusting module device achieves better stability by means of self-locking effect of threads, and a mode of manually controlling the chain is replaced by a mechanical self-locking mode.
Drawings
FIG. 1 is a schematic structural view of a rack fixing device in the suspension of a rack according to the present invention;
FIG. 2 is a schematic structural view of the net rack fixing device of the present invention when the net rack does not need to hover;
fig. 3 is a schematic view of the overall structure of the rack support structure, the rack fixing device and the rack of the present invention;
FIG. 4 is a vertical plane layout of the sliding track of the present invention;
FIG. 5 is a view showing the telescopic tube of the present invention in an expanded state;
FIG. 6 is a state before the extension tube assembly of the present invention is extended;
FIG. 7 is a schematic structural view of a sliding section and a sliding track according to the present invention;
FIG. 8 isbase:Sub>A schematic structural view of section A-A of the present invention;
FIG. 9 is a schematic view of the construction of a pre-assembled section of the present invention;
FIG. 10 is a state before the extension tube assembly of the present invention is extended;
in the figure: 1. a net frame; 2. a net rack fixing device; 201. a string ball is arranged; 202. a lower string ball; 203. an upper chord; 204. a lower chord; 205. a diagonal web member; 3. a grid support structure; 4. a sliding track; 5. a sliding section; 501. a slipper; 502. a sliding device; 503. a ball bearing; 504. a ball track; 6. a pre-assembled section; 7. a connecting cable; 8. a regulating module device; 9. an inner partition plate; 10. a first carbon fiber core; 11. a sleeve; 12. a second carbon fiber core; 13. an elastic damping ring.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "middle", "upper", "lower", "left", "right", "inner", "outer", etc. indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are merely for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 to 10, the specific scheme of example 1 is as follows: the utility model provides a net rack 1 promotes plane fixing device that hovers in air, including rack supporting structure 3, rack fixing device 2 and rack 1, be equipped with a plurality of rack fixing device 2 between rack supporting structure 3 and the rack 1, rack fixing device 2 includes slide rail 4, the slip section 5, pre-installation section 6, connecting cable 7 and adjusting module device 8, slide rail 4 fixes on rack supporting structure 3 along rack 1 ascending direction, the one end and the 4 sliding connection of slip section 5, the other end and the detachable of adjusting module device 8 of slip section 5 are connected, the one end of pre-installation section 6 is fixed on rack 1, the other end and the detachable of adjusting module device 8 of pre-installation section 6 are connected, slip section 5 still is connected with rack 1 through connecting cable 7, connecting cable 7 is used for ensuring that slip section 5 and pre-installation section 6 are at the same height all the time.
Specifically, the grid support structure 3 is composed of a wall body composed of concrete columns and concrete beams, embedded parts are embedded in the concrete beams, and the sliding rails 4 are fixed on the grid support structure 3 through the embedded parts.
Specifically, one side that slip section 5 and pre-installation section 6 and regulation module device 8 are connected all is equipped with the recess, and the recess internal fixation has inner baffle 9 and four piece at least first carbon fiber core 10, and the length of first carbon fiber core 10 is not more than the degree of depth of recess, and the length direction of first carbon fiber core 10 is unanimous with the degree of depth direction of recess, and inner baffle 9 is used for separating adjacent first carbon fiber core 10, and the one end that first carbon fiber core 10 is close to the recess bottom has cup jointed elastic damping ring 13.
Specifically, the adjusting module device 8 has a telescopic function, and the maximum length of the adjusting module device 8 after being extended is not less than the distance from the bottom of the groove of the sliding section 5 to the bottom of the groove of the pre-assembling section 6.
Specifically, the shortest length of the shortened adjusting module device 8 is not greater than the distance from the end of the sliding section 5 close to the rack 1 to the end of the pre-installed section 6 far from the rack 1.
Specifically, the adjusting module device 8 includes a plurality of telescopic tube combinations, the number of the telescopic tube combinations is half of the total number of the first carbon fiber cores 10, two ends of each telescopic tube combination correspond to one first carbon fiber core 10 respectively, each telescopic tube combination includes two sleeves 11 and one second carbon fiber core 12, the two sleeves 11 are connected through the second carbon fiber cores 12, one end of each sleeve 11 is sleeved on the second carbon fiber core 12, the other end of each sleeve 11 is sleeved on the first carbon fiber core 10, the sleeves 11 move relative to the first carbon fiber cores 10 and the second carbon fiber cores 12 in an internal and external thread matching mode, and when the telescopic tube combinations extend to the maximum length, the sleeves 11 abut against the elastic damping rings 13 of the sliding sections 5 or the preassembly sections 6.
Specifically, first carbon fiber core 10 and second carbon fiber core 12 connect through sleeve 11 and constitute main atress structure jointly, the outside car of first carbon fiber core 10 and second carbon fiber core 12 has outer silk, sleeve 11 is the hollow tube, 11 inner wall cars of sleeve 11 have interior silk, interior silk and outer silk cooperation make second carbon fiber core 12 be close to first carbon fiber core 10 with outer silk cooperation when sleeve 11 clockwise turning so that sleeve 11's one end is kept away from, thereby couple together first carbon fiber core 10 and second carbon fiber core 12, interior silk and outer silk cooperation make sleeve 11's one end keep away from first carbon fiber core 10 and be close to second carbon fiber core 12 when sleeve 11 anticlockwise rotation.
In particular, the length of the second carbon fiber core 12 is greater than twice the length of the groove, avoiding the sleeve 11 from completely detaching from the second carbon fiber core 12.
Specifically, a hexagonal fastening device is arranged outside the sleeve 11, and the sleeve 11 is driven to rotate by rotating the hexagonal fastening device.
Specifically, the hexagonal fastening device is arranged in the middle of the outer wall of the sleeve 11, so that the worker can rotate the sleeve 11 and avoid interference between the hexagonal fastening device and the sliding section 5, the pre-installation section 6 or other sleeves 11.
Specifically, a hexagonal fastening means may be provided on the side of the sleeve 11 close to the sliding section 5 or the pre-assembly section 6 to limit the moving distance of the sleeve 11 in the horizontal direction.
Specifically, the net rack 1 comprises an upper chord ball 201, a lower chord ball 202 and connecting members, each connecting member comprises an upper chord 203, a lower chord 204 and a diagonal web member 205, adjacent upper chord balls 201 are connected through the upper chord 203, connecting ear plates are arranged on the upper chord 203 and the sliding section 5, one end of each connecting cable 7 is connected to the connecting ear plate of the upper chord 203, the other end of each connecting cable 7 is connected to the connecting ear plate of the sliding section 5, and the preassembling section 6 is welded and fixed to the lower chord ball 202.
Specifically, the sliding section 5 includes a sliding shoe 501 with an i-shaped cross section, the sliding shoe 501 includes an upper plate, a lower plate and a connecting plate, the upper plate and the lower plate are connected through the connecting plate, the cross section of the sliding rail 4 is C-shaped, the upper plate slides in the sliding rail 4, and a sliding device 502 is arranged between two ends of the upper plate and the sliding rail 4.
Specifically, the sliding device 502 includes ball tracks 504 oppositely disposed along the length direction of the sliding track 4, a plurality of balls 503 are disposed in the ball tracks 504 from top to bottom, the ball tracks 504 are provided with openings, the two ends of the upper plate are provided with shallow grooves, one side of each ball 503 is in contact with the bottom of the ball track 504, and the other side opposite to the ball 503 is in contact with the bottom of the shallow groove through the opening.
Specifically, the shape of the opening of the ball track 504 is adapted according to the shape of the ball 503, the opening is in clearance fit with the ball 503, the depth of the shallow groove is adapted according to the size of the ball 503, and during the movement of the slipper shoe 501, the slipper shoe 501 rolls along the ball track 504 and the plurality of balls 503.
Specifically, the use method of the fixing device for lifting the hovering plane by the net rack 1 is as follows:
(1) The number of the net rack fixing devices 2 and the installation position are determined according to the plane size and the weight of the net rack 1 and the position of the net rack supporting structure 3 relative to the net rack 1, and meanwhile, the proper net rack 1 integral lifting equipment is selected according to the plane size and the weight of the net rack 1 and the net rack supporting structure 3.
(2) The installation of the rack 1 begins by assembling the rack fixture 2 by first welding the slides 502 into the slide rails 4, then installing the shoes 501 into the rails, then fixing the slide rails 4 to the rack support structure 3 by embedment, then welding the remaining parts of the slide block 5 other than the shoes 501 to the shoes 501, welding the pre-assembled block 6 to the lower chord 202 of the rack 1, and finally connecting the slide block 5 to the upper chord 203 of the rack 1 by the connecting cables 7.
(3) The adjusting module device 8 is shortened to the shortest length and is placed between the pre-installation section 6 and the sliding section 5, and then the adjusting module device 8 is extended, so that one end of the adjusting module device 8 is connected with the pre-installation section 6 or the sliding section 5 through the sleeve 11, and the other end of the adjusting module device 8 keeps a distance with the sliding section 5 or the pre-installation section 6, and the installation of the rack fixing device 2 is completed.
(4) Utilize rack 1 integral lifting device to try to promote rack 1, when rack 1 need carry out the air suspension, rack 1 integral lifting device locks in order to restrict rack 1 displacement in vertical side, through the hexagonal fastener of each rack fixing device 2 of synchronous revolution for adjusting module device 8 extends the maximum length, the sleeve pipe 11 of flexible pipe combination both sides supports sliding section 5 and pre-installation section 6 respectively this moment, adjusting module device 8, sliding section 5 and pre-installation section 6 constitute rigid connection, each rack fixing device 2 restricts rack 1 displacement in the horizontal direction jointly.
(5) When the net rack 1 is in a hovering state, the adjusting module device 8 is shortened by synchronously rotating the hexagonal fastening devices of the net rack fixing devices 2 until a space is formed between one end of the adjusting module device 8 and the sliding section 5 or the pre-installing section 6, so that the limitation of the net rack fixing devices 2 on the net rack 1 is removed.
(6) The net rack 1 starts formal lifting after the trial lifting is completed and the acceptance is qualified, and in the formal lifting process of the net rack 1, when the net rack 1 needs hovering detection or hovering adjustment, the displacement of the net rack 1 in the horizontal direction is limited by referring to the steps and utilizing the net rack fixing device 2.
(7) In the process that net rack 1 promotes or after net rack 1 promotes to the predetermined position, if net rack 1 location has the deviation to need when adjusting the position, then cooperate with each net rack 1 whole lifting means with the position of revising net rack 1 through the net rack fixing device 2 of adjusting not equidirectional, when not on same height between the left side of net rack 1 and the right side of net rack 1, at first adjustment part or single net rack 1 whole lifting means make one of net rack 1 accord with standard height, utilize net rack fixing device 2 fixed part net rack 1 here, again adjust the height of net rack 1 each place in proper order, and adjust each net rack fixing device 2's adjusting module device 8 gradually one by one with distribution fixed net rack 1, until accomplishing net rack 1's fixed net rack 1 of adjustment, make net rack 1 hover at the high altitude.
(8) After the positioning meets the requirements, the permanent rods around the net rack 1 are supplemented, finally, the net rack fixing device 2 and the net rack 1 are removed, the integral lifting equipment is removed, a temporary supporting structure which does not need to be reserved in the net rack supporting structure 3 is removed, and the construction of the net rack 1 is completed.
Example 2: the present example 2 differs from the example 1 in that: the adjusting module device 8 is a hydraulic telescopic arm, a base of the hydraulic telescopic arm is fixed on the sliding section 5 or the preassembling section 6, the sliding section 5 or the preassembling section 6 is propped against the sliding section 5 or the preassembling section 6 through extension of the hydraulic telescopic arm to enable the adjusting module device 8, the sliding section 5 and the preassembling section 6 to form rigid connection, and the rigid connection formed by the adjusting module device 8, the sliding section 5 and the preassembling section 6 is released through shortening of the hydraulic telescopic arm.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a plane fixing device hovers in sky is promoted to rack, includes rack supporting structure, rack fixing device and rack, its characterized in that: the net rack supporting structure is characterized in that a plurality of net rack fixing devices are arranged between the net rack supporting structure and the net rack, each net rack fixing device comprises a sliding rail, a sliding section, a pre-installation section, a connecting cable and an adjusting module device, the sliding rail is fixed on the net rack supporting structure along the ascending direction of the net rack, one end of the sliding section is in sliding connection with the sliding rail, the other end of the sliding section is detachably connected with the adjusting module device, one end of the pre-installation section is fixed on the net rack, the other end of the pre-installation section is detachably connected with the adjusting module device, the sliding section is further connected with the net rack through the connecting cable, and the connecting cable is used for ensuring that the sliding section and the pre-installation section are always at the same height.
2. The net rack lifting hovering plane fixing device according to claim 1, wherein: the adjusting module device has a telescopic function, and the maximum length of the adjusting module device after being extended is not less than the distance between the sliding section and the preassembly section.
3. The net rack lifting hovering plane fixing device according to claim 1, wherein: the shortened shortest length of the adjusting module device is not greater than the distance between the sliding section and the preassembly section.
4. The net rack lifting hovering plane fixing device according to claim 1, wherein: the sliding section and the preassembly section are provided with grooves on one side connected with the adjusting module device, inner baffles and a plurality of first carbon fiber cores are fixed in the grooves, the length direction of the first carbon fiber cores is consistent with the depth direction of the grooves, the inner baffles are used for separating the adjacent first carbon fiber cores, and one ends, close to the bottoms of the grooves, of the first carbon fiber cores are sleeved with elastic damping rings.
5. The net rack lifting hovering plane fixing device according to claim 4, wherein: the adjusting module device comprises a plurality of telescopic pipe combinations, two ends of each telescopic pipe combination are respectively provided with one first carbon fiber core correspondingly, each telescopic pipe combination comprises two sleeves and one second carbon fiber core, the two sleeves are connected through the second carbon fiber cores, one end of each sleeve is sleeved on the second carbon fiber core, the other end of each sleeve is sleeved on the first carbon fiber core, the sleeves move relative to the first carbon fiber cores and the second carbon fiber cores in an internal and external thread matching mode, and when the telescopic pipe combinations extend to the maximum length, the sleeves are abutted to the elastic damping rings of the sliding sections or the preassembling sections.
6. The net rack lifting hovering plane fixing device according to claim 5, wherein: the outer portion of the sleeve is provided with a hexagonal fastening device, and the hexagonal fastening device is rotated to drive the sleeve to rotate.
7. The net rack lifting hovering plane fixing device according to claim 1, wherein: the net rack comprises an upper chord ball, a lower chord ball and a connecting rod piece, the connecting rod piece comprises an upper chord, a lower chord and a diagonal web member, the upper chord ball is adjacent to the lower chord ball, one end of a connecting rope is connected to the upper chord, the other end of the connecting rope is connected to the sliding section, and the pre-installation section is fixed to the lower chord ball.
8. The net rack lifting hovering plane fixing device according to claim 1, wherein: the sliding section comprises a sliding shoe with an I-shaped cross section, the sliding shoe comprises an upper plate, a lower plate and a connecting plate, the upper plate and the lower plate are connected through the connecting plate, the cross section of the sliding rail is C-shaped, the upper plate slides in the sliding rail, and sliding devices are arranged between the two ends of the upper plate and the sliding rail.
9. The net rack lifting hovering plane fixing device according to claim 8, wherein: the sliding device comprises a ball track which is arranged along the length direction of the sliding track relatively, a plurality of balls are arranged in the ball track from top to bottom, the ball track is provided with an opening, the two ends of the upper plate are provided with shallow grooves, and the balls pass through the opening and the bottom of the shallow grooves are in contact.
10. Use of the net rack lifting hovering plane fixing device according to any one of claims 1 to 9, wherein:
s1: determining the number of using sets and the installation position of the net rack fixing device according to the plane size and the weight of the net rack and the position of the net rack supporting structure relative to the net rack, and selecting proper net rack integral lifting equipment according to the plane size and the weight of the net rack and the net rack supporting structure;
s2: the net rack is lifted in a trial mode by utilizing the net rack integral lifting equipment, when the net rack needs to be suspended in the air, the net rack integral lifting equipment is locked to limit the displacement of the net rack in the vertical direction, the hexagonal fastening devices of the net rack fixing devices are synchronously rotated to enable the adjusting module device to extend to the maximum length, at the moment, the adjusting module device, the sliding section and the pre-assembling section form rigid connection, and the net rack fixing devices limit the displacement of the net rack in the horizontal direction together;
s3: when the net rack is released from a hovering state, shortening the adjusting module device by synchronously rotating the hexagonal fastening devices of the net rack fixing devices until a space is formed between the adjusting module device and the sliding section or the pre-assembling section, so as to release the limitation of the net rack fixing devices on the net rack;
s4: the net rack starts to be formally lifted after the trial lifting is finished and the net rack is qualified by acceptance, and in the process of formally lifting the net rack, when the net rack needs to be hovered for detection or needs to be hovered for position adjustment, the steps S2 and S3 are referred to, and the net rack fixing device is used for limiting the displacement of the net rack in the horizontal direction;
s5: after the net rack is lifted to a preset position, if the net rack is positioned in a deviation manner, the position of the net rack is corrected by adjusting the net rack fixing device and the whole net rack lifting equipment in different directions, after the net rack is positioned and accepted, the adjusting module device is adjusted to the maximum length, at the moment, the adjusting module device, the sliding section and the pre-installing section form rigid connection, the net rack enters a hovering state, a permanent rod piece supplementing device is carried out after the net rack enters the hovering state, and finally the net rack fixing device is detached to complete the construction of the net rack.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210779340.3A CN115450425B (en) | 2022-07-04 | 2022-07-04 | Fixing device for lifting hovering plane of net rack and using method |
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|---|---|---|---|---|
| JP2005120775A (en) * | 2003-10-20 | 2005-05-12 | Tomoe Giken:Kk | Construction method for tower-like structure |
| CN109057370A (en) * | 2018-08-14 | 2018-12-21 | 河北建设集团股份有限公司 | The application method of rack jack-up construction Compact Mounts |
| CN110700416A (en) * | 2019-09-30 | 2020-01-17 | 鞍钢建设集团有限公司 | Large-span net rack integral jacking method and limiting and anti-tipping device thereof |
| CN210565727U (en) * | 2019-09-06 | 2020-05-19 | 南京俊东机电设备有限公司 | Telescopic carbon fiber lifter capable of being folded and stored |
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2022
- 2022-07-04 CN CN202210779340.3A patent/CN115450425B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005120775A (en) * | 2003-10-20 | 2005-05-12 | Tomoe Giken:Kk | Construction method for tower-like structure |
| CN109057370A (en) * | 2018-08-14 | 2018-12-21 | 河北建设集团股份有限公司 | The application method of rack jack-up construction Compact Mounts |
| CN210565727U (en) * | 2019-09-06 | 2020-05-19 | 南京俊东机电设备有限公司 | Telescopic carbon fiber lifter capable of being folded and stored |
| CN110700416A (en) * | 2019-09-30 | 2020-01-17 | 鞍钢建设集团有限公司 | Large-span net rack integral jacking method and limiting and anti-tipping device thereof |
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| CN115450425B (en) | 2023-09-05 |
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