CN211058376U - Steel structure net rack jacking support - Google Patents
Steel structure net rack jacking support Download PDFInfo
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- CN211058376U CN211058376U CN201921779877.XU CN201921779877U CN211058376U CN 211058376 U CN211058376 U CN 211058376U CN 201921779877 U CN201921779877 U CN 201921779877U CN 211058376 U CN211058376 U CN 211058376U
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Abstract
The utility model discloses a steel structure net rack jacking support, including height adjusting assembly, undersetting and fixed subassembly, be provided with the cylinder in the middle of the upper end of undersetting, the upper end of cylinder is fixed with height adjusting assembly, height adjusting assembly's upper end is fixed with the barrel, be connected with the strengthening rib between the side of cylinder and the upper end turning of undersetting, the utility model discloses set up fixed subassembly, will wait that the rack that supports installs in the middle of the riser, the solid fixed splint receive reset spring's elasticity to press down the rack lower extreme, with the rack pre-fixation, avoid the rack to remove and need artifical support, cause fixed mounting trouble; the utility model discloses set up altitude mixture control subassembly, make the bolt that corresponds go up and down through rotatory fixing base, make the barrel go up and down to the unified horizon in suitable position like this on, guarantee the rack highly uniform of support like this, improve the stability that the rack supported.
Description
Technical Field
The utility model belongs to the technical field of the jacking support, concretely relates to steel construction rack jacking support.
Background
The net frame is a spatial structure formed by connecting a plurality of rod pieces through nodes according to a certain grid form. The device has the advantages of small space stress, light weight, high rigidity, good earthquake resistance and the like; can be used as the roof of buildings such as gymnasiums, movie theaters, exhibition halls, waiting halls, stadium stand awnings, hangars, bidirectional large-column-distance workshops and the like. The defects are that the number of the rod pieces converged on the node is large, and the manufacturing and installation are more complicated than the plane structure.
The grid structure is a high-order hyperstatic structure system. When the plate type net rack is analyzed, the nodes are generally assumed to be hinged, external load acts on the nodes according to the static equivalent principle, and calculation can be performed according to a space truss displacement method, namely a hinged rod system finite element method. Simplified calculations, such as cross-beam system differential analysis, plate simulation, etc., may also be used to perform internal force and displacement calculations. The nodes of the single-layer shell type net rack are generally assumed to be rigid connection, and calculation is carried out according to a rigid connection rod system finite element method; the double shell net frame can be calculated according to a hinge rod system finite element method. Both single and double shell type wire racks can also be computationally simplified using a shell-fitting approach.
The prior art has the following problems: the existing jacking support for the steel structure net rack has the defects of height adjustment and inconvenience in use, and the problem of height difference possibly exists during supporting, so that the stability of the whole structure is influenced, and meanwhile, the vertical plate can only support the support to be fixed in advance, and the support is fixed by manual support, so that the use is inconvenient.
SUMMERY OF THE UTILITY MODEL
To solve the problems set forth in the background art described above. The utility model provides a steel construction rack jacking support has simple structure, and height-adjustable can fix in advance, fixed firm characteristics.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a steel construction rack jacking support, includes altitude mixture control subassembly, undersetting and fixed subassembly, be provided with the cylinder in the middle of the upper end of undersetting, the upper end of cylinder is fixed with altitude mixture control subassembly, altitude mixture control subassembly's upper end is fixed with the barrel, be connected with the strengthening rib between the side of cylinder and the upper end turning of undersetting, the inside of barrel is provided with the jack, the top of barrel is provided with the upper bracket, be provided with the bolt in the middle of the lower extreme of upper bracket, the upper end of upper bracket is provided with the riser, the inboard upper end of riser is provided with fixed subassembly, the upper end surface of undersetting evenly is provided with the fixed orifices.
Preferably, the height adjusting assembly comprises a bolt, an adjusting nut and a fixed seat, wherein the fixed seat is uniformly arranged at the lower end of the barrel, the bolt is fixed at the lower end of the fixed seat, and the adjusting nut is connected at the lower end of the bolt.
Preferably, the fixed subassembly includes spacing slide bar, solid fixed splint and reset spring, wherein, the upper end limiting plate of riser is fixed with spacing slide bar, the one end that spacing slide bar is close to the inboard is fixed with solid fixed splint, the position fixed surface that spacing slide bar is located between the limiting plate of solid fixed splint and riser has reset spring.
Preferably, the bolts, the adjusting nuts and the fixing seats are matched for use, and the number of the bolts, the adjusting nuts and the fixing seats is at least three.
Preferably, the bolt is in threaded rotation connection with the adjusting nut, the adjusting nut is in rotational connection with the column body, a slotted hole corresponding to the size of the bolt is formed in the upper end of the column body, and the bolt and the fixing seat are fixed in an arc welding mode.
Preferably, the other end of the limiting slide rod is provided with a limiting block, and the return spring is in an expansion state in a natural state.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model is provided with the fixing component, the net rack to be supported is arranged in the middle of the vertical plate, the fixing clamp plate is pressed against the lower end of the net rack under the action of the elastic force of the reset spring, the net rack is pre-fixed, and the trouble of fixed installation caused by the fact that the net rack needs to be manually supported when moving is avoided;
2. the utility model discloses set up altitude mixture control subassembly, make the bolt that corresponds go up and down through rotatory fixing base, make the barrel go up and down to the unified horizon in suitable position like this on, guarantee the rack highly uniform of support like this, improve the stability that the rack supported.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the height adjustment assembly of the present invention;
FIG. 3 is a schematic structural view of the fixing assembly of the present invention;
fig. 4 is a schematic top view of the lower support of the present invention;
in the figure: 1. a vertical plate; 2. an upper support; 3. a bolt; 4. a height adjustment assembly; 41. a bolt; 42. adjusting the nut; 43. a fixed seat; 5. reinforcing ribs; 6. a lower support; 7. a cylinder; 8. a barrel; 9. a fixing assembly; 91. a limiting slide bar; 92. fixing the clamping plate; 93. a return spring; 10. a fixing hole; 11. and (4) inserting the jack.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the present invention provides the following technical solutions: the utility model provides a steel construction rack jacking support, including altitude mixture control subassembly 4, undersetting 6 and fixed subassembly 9, be provided with cylinder 7 in the middle of the upper end of undersetting 6, the upper end of cylinder 7 is fixed with altitude mixture control subassembly 4, the upper end of altitude mixture control subassembly 4 is fixed with barrel 8, be connected with strengthening rib 5 between the side of cylinder 7 and the upper end turning of undersetting 6, the inside of barrel 8 is provided with jack 11, barrel 8's top is provided with upper bracket 2, be provided with bolt 3 in the middle of upper bracket 2's the lower extreme, upper bracket 2's upper end is provided with riser 1, the inboard upper end of riser 1 is provided with fixed subassembly 9, the upper end surface of undersetting 6 evenly is provided with fixed orifices 10.
Fixed subassembly 9 includes spacing slide bar 91, solid fixed splint 92 and reset spring 93, wherein, the upper end limiting plate of riser 1 is fixed with spacing slide bar 91, spacing slide bar 91 is close to inboard one end and is fixed with solid fixed splint 92, the position fixed surface that spacing slide bar 91 is located between the limiting plate of solid fixed splint 92 and riser 1 has reset spring 93, for the convenience fasten, spacing slide bar 91's the other end is provided with the stopper, reset spring 93 is in the expansion state under natural state.
The utility model discloses a theory of operation and use flow: the utility model discloses during the use, remove the jacking support to suitable position, the fastening bolt passes fixed orifices 10 and fixes undersetting 6, insert bolt 3 and make upper bracket 2 fixed in jack 11, then will treat the rack that supports and install the elasticity effect that receives reset spring 93 at the middle solid fixed splint 92 of riser 1 and press down the rack lower extreme, pre-fix the rack, avoid the rack to remove and need artifical the support, it is troublesome to cause fixed mounting, the high error that exists of every jacking support simultaneously, cause the rack mounting height to differ, thereby influence overall structure stability, make corresponding bolt 41 go up and down through rotatory fixing base 43, make barrel 8 go up and down to the unified horizon of suitable position like this, guarantee the rack highly uniform who supports like this, improve the stability that the rack supported, use portably.
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 (6)
1. The utility model provides a steel structure net rack jacking support, includes altitude mixture control subassembly (4), undersetting (6) and fixed subassembly (9), its characterized in that: be provided with cylinder (7) in the middle of the upper end of undersetting (6), the upper end of cylinder (7) is fixed with altitude mixture control subassembly (4), the upper end of altitude mixture control subassembly (4) is fixed with barrel (8), be connected with strengthening rib (5) between the side of cylinder (7) and the upper end turning of undersetting (6), the inside of barrel (8) is provided with jack (11), the top of barrel (8) is provided with upper bracket (2), be provided with bolt (3) in the middle of the lower extreme of upper bracket (2), the upper end of upper bracket (2) is provided with riser (1), the inboard upper end of riser (1) is provided with fixed subassembly (9), the upper end surface of undersetting (6) evenly is provided with fixed orifices (10).
2. The jacking support for the steel structure net rack as claimed in claim 1, wherein: the height adjusting assembly (4) comprises a bolt (41), an adjusting nut (42) and a fixing seat (43), wherein the fixing seat (43) is uniformly arranged at the lower end of the barrel (8), the bolt (41) is fixed at the lower end of the fixing seat (43), and the adjusting nut (42) is connected to the lower end of the bolt (41).
3. The jacking support for the steel structure net rack as claimed in claim 1, wherein: fixed subassembly (9) include spacing slide bar (91), solid fixed splint (92) and reset spring (93), wherein, the upper end limiting plate of riser (1) is fixed with spacing slide bar (91), the one end that spacing slide bar (91) are close to the inboard is fixed with solid fixed splint (92), position surface mounting that spacing slide bar (91) are located between the limiting plate of solid fixed splint (92) and riser (1) has reset spring (93).
4. The jacking support for the steel structure net rack as claimed in claim 2, wherein: the bolts (41), the adjusting nuts (42) and the fixing seats (43) are used in a matched mode, and the number of the bolts is at least three.
5. The jacking support for the steel structure net rack as claimed in claim 2, wherein: the bolt (41) is in threaded rotation connection with the adjusting nut (42), the adjusting nut (42) is in rotational connection with the cylinder (7), a slotted hole corresponding to the size of the bolt (41) is formed in the upper end of the cylinder (7), and the bolt (41) and the fixing seat (43) are fixed in an arc welding mode.
6. The jacking support for the steel structure net rack as claimed in claim 3, wherein: the other end of the limiting slide rod (91) is provided with a limiting block, and the reset spring (93) is in an expansion state in a natural state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921779877.XU CN211058376U (en) | 2019-10-22 | 2019-10-22 | Steel structure net rack jacking support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921779877.XU CN211058376U (en) | 2019-10-22 | 2019-10-22 | Steel structure net rack jacking support |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211058376U true CN211058376U (en) | 2020-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921779877.XU Active CN211058376U (en) | 2019-10-22 | 2019-10-22 | Steel structure net rack jacking support |
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| CN (1) | CN211058376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115370021A (en) * | 2022-07-27 | 2022-11-22 | 中国建筑第八工程局有限公司 | Permanent support for annular curved surface net rack sliding construction and replacement method |
-
2019
- 2019-10-22 CN CN201921779877.XU patent/CN211058376U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115370021A (en) * | 2022-07-27 | 2022-11-22 | 中国建筑第八工程局有限公司 | Permanent support for annular curved surface net rack sliding construction and replacement method |
| CN115370021B (en) * | 2022-07-27 | 2024-02-09 | 中国建筑第八工程局有限公司 | Permanent support replacing method for sliding construction of annular curved-surface net rack |
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Address after: 030032 No. 8, Xinhua Road, Tanghuai Industrial Park, Shanxi transformation and comprehensive reform demonstration zone, Taiyuan City, Shanxi Province Patentee after: Shanxi Installation Group Co.,Ltd. Address before: 030021 No.8 Xinhua Road, Taiyuan Economic and Technological Development Zone, Xiaodian District, Taiyuan City, Shanxi Province Patentee before: SHANXI INDUSTRIAL EQUIPMENT INSTALLATION GROUP Co.,Ltd. |