CN210396117U - Self-locking adjustable square pipe joist support frame - Google Patents
Self-locking adjustable square pipe joist support frame Download PDFInfo
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- CN210396117U CN210396117U CN201920131063.9U CN201920131063U CN210396117U CN 210396117 U CN210396117 U CN 210396117U CN 201920131063 U CN201920131063 U CN 201920131063U CN 210396117 U CN210396117 U CN 210396117U
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Abstract
A self-locking adjustable square tube joist supporting frame comprises two supporting frame units which are symmetrically arranged about the longitudinal axis of a beam template, and the two supporting frame units are transversely and adjustably connected through a connecting cross beam; the supporting frame unit comprises a beam bottom bracket, a disc buckle upright rod and a beam unit; the top of the beam bottom bracket is provided with a U-shaped first tray which is supported and connected on a beam bottom longitudinal back edge at the bottom of the beam template; the plate buckle vertical rod is vertically adjustable, a U-shaped second tray is arranged at the top of the plate buckle vertical rod, and the second tray is supported and connected to a plate bottom longitudinal back edge at the bottom of the plate formwork; a clamping groove is formed in the end portion of one end of the beam unit and is clamped on the disc buckle vertical rod. The utility model solves the technical problems that the jacking crossbeam can not be adjusted in a telescopic way and has poor stability; still solved and practiced thrift steel, alleviateed the support body dead weight, provided work efficiency's technical problem.
Description
Technical Field
The utility model relates to a building engineering construction field, in particular to from adjustable side's pipe joist support frame of locking-type.
Background
Along with the appearance of large-scale modernized building system such as span is big, high-rise, the molding is different, ordinary fastener formula steel pipe scaffold has obviously appeared the elaeage trend from bearing capacity, production efficiency and safety and stability aspect, can not fully satisfy the needs of building industry development, it is urgent to study development vigorously and popularize and apply the novel scaffold, use more novel scaffold on the existing market bowl to detain formula, the dish knot formula is two kinds (the wheel is detained the formula and is regarded as the derivative of dish knot formula support frame, the performance is equivalent with the dish knot, no longer give unnecessary details). Through research and analysis, the bowl buckle frame and the disc buckle type support frame are directly-inserted novel frames which respectively adopt a self-locking function, main components comprise vertical rods, horizontal rods, diagonal rods, supporting bottom supports, U-shaped top supports and the like, the vertical rods are connected in a coaxial socket joint mode, and the joint has the characteristics of bending resistance, shearing resistance, torsion resistance, stable structure, large bearing capacity and the like. Compared with the lower disc buckling type support frame node structure, the lower disc buckling type support frame node structure is more reasonable, the joint has reliable bidirectional self-locking capacity, the connecting disc has stronger shearing resistance (maximally 199 KN), and the requirement of construction safety can be better met. Practice proves that as a single-span and multi-span continuous beam and frame structure house formwork supporting system with the beam span within 15m and the clearance layer height below 12m, the stability and the safety of the dish buckling type supporting frame are better than those of a bowl buckling frame, and the bowl buckling frame is better than a common steel pipe frame.
The existing building industry only has a double-channel steel joist' jacking mode proposed by the university of southeast 2007, but through analytical research, the jacking model has the situations of design defects and uneconomic performance, most construction enterprises directly abandon the existing method, common phi 48 x 3.2 steel pipes are used as cross braces at the beam bottom, and then 48 to 60 switching fasteners are adopted to be connected with vertical rods, so that the beam bottom template loses the elevation adjustable function, and the concrete pouring completion quality cannot be guaranteed, therefore, the jacking mode which is reasonable in stress, economical, applicable and detachable in turnover is urgently needed to be researched and developed.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a self-locking adjustable square tube joist support frame to solve the technical problems that a jacking crossbeam cannot be telescopically adjusted and the stability is poor; and the technical problems of saving steel, reducing the self weight of the frame body and improving the working efficiency are also solved.
In order to achieve the above purpose, the present invention adopts the following technical solution.
A self-locking adjustable square tube joist support frame is supported at the bottom of a beam template and the bottoms of plate templates at two sides of the beam template; the beam formwork comprises two support frame units which are symmetrically arranged relative to the longitudinal axis of a beam formwork, and the two support frame units are transversely and adjustably connected through a connecting beam; the supporting frame unit on each side comprises a beam bottom bracket, a disc buckle upright rod and a beam unit which detachably connects the beam bottom bracket and the disc buckle upright rod; the beam bottom bracket is vertically adjustable, a U-shaped first tray is arranged at the top of the beam bottom bracket, and the first tray is supported and connected to a beam bottom longitudinal back edge at the bottom of the beam template; the plate buckle vertical rod is vertically adjustable, a U-shaped second tray is arranged at the top of the plate buckle vertical rod, and the second tray is supported and connected to a plate bottom longitudinal back edge at the bottom of the plate template; the beam unit is tubular; a vertical through hole is formed in one side of the beam unit and at a connecting position corresponding to the beam bottom bracket; the beam bottom bracket penetrates through the vertical through hole and is connected with the beam unit in a welding mode; a clamping groove with an arc-shaped horizontal section is formed in the end part of one end of the cross beam unit and is clamped on the disc buckle vertical rod; the other end of the beam unit and the front and rear side surfaces of the beam unit are correspondingly provided with first connecting holes; a connecting disc for supporting and connecting the beam unit is arranged on the disc buckle upright rod and at the position corresponding to the bottom of the beam unit; second connecting holes are formed in the positions, corresponding to the first connecting holes, of the two ends of the connecting beam; two ends of the connecting beam are respectively inserted into the beam units on the two sides and are connected through positioning spring pins penetrating through the first connecting hole and the second connecting hole; the connecting beam can be transversely telescopic and adjustable in the beam unit.
Preferably, the beam bottom bracket comprises a bottom screw rod, a sleeve and a first top brace rod from bottom to top; the sleeve is sleeved on the upper part of the bottom screw rod and is in threaded connection with the bottom screw rod; the top of the sleeve is provided with a first adjusting nut; the lower end of the first top stay bar is provided with threads, and the first top stay bar is inserted into the sleeve and is in threaded connection with the first adjusting nut; the first tray is fixedly connected to the top end of the first top stay bar.
Preferably, the disc buckle vertical rod comprises a vertical support unit and a second top support rod; the vertical support units are in one group, and adjacent vertical support units are vertically and adjustably connected through vertical rod connecting sleeves; the top of the vertical supporting unit at the uppermost part is provided with a second adjusting nut; the lower end of the second top stay bar is provided with threads, and the second top stay bar is inserted into the uppermost vertical stay unit and is in threaded connection with the second adjusting nut; the second tray is fixedly connected to the top end of the second top stay bar.
Preferably, a self-locking clamp is arranged at the end part of the clamping groove of the beam unit; one end of the self-locking hoop is hinged to the end part of one side edge of the clamping groove, and the other end of the self-locking hoop is detachably connected to the end part of the other side edge of the clamping groove; the self-locking clamp hoop is horizontally hooped on the vertical support unit of the disc buckle vertical rod.
Preferably, a coiling buckle type scaffold horizontal rod is arranged between the coiling buckle vertical rods on the two sides and below the beam bottom bracket.
Preferably, both ends of the connecting beam are respectively provided with a crescent groove for clamping the beam bottom bracket; the horizontal tangent plane of the crescent groove is semicircular, and the diameter of the crescent groove is matched with that of the sleeve.
Compared with the prior art, the utility model has the following characteristics and beneficial effect.
1. The dead weight of the beam body and the template and the live load in the concrete pouring project in the utility model are transferred to the U-shaped first tray through the beam bottom back ridge, two concentrated stress points with equal size are formed on the self-locking beam unit, and the beam is divided into two adjustable sections, but the connecting beam is added at the joint part; according to the shear distribution diagram, the shear force of the part is zero, and the bending stress generated by the bending moment at the position of the connecting cross beam can be resisted, so that the structure checking calculation can be met. According to the checking calculation, when the length of the self-locking adjustable square tube joist supporting frame is 1200mm, the bending stress at the joint part does not fall and reversely rises; when the cross-sectional area is more than 0.45 square meters, the cross-sectional sizes of the beam units and the connecting cross beams are adjusted simultaneously; compared with the traditional joist, the technology greatly saves the steel consumption, lightens the self weight and improves the structural stability to a greater degree.
2. The utility model discloses set up vertical perforation at the upper and lower surface of crossbeam unit, with the vertical perforation of bushing insert, the face of handing over from top to bottom is the full weld and is welded thoroughly, and this way has guaranteed that the face of crossbeam unit does not cause effective sectional area to reduce because of digging the hole, does not reduce the anti ability of buckling of crossbeam unit.
3. The end part of the beam unit is provided with the self-locking clamp, the self-locking clamp rotates around a hinge point on the beam and can be freely opened into 0-270 degrees, and vertical rods with different diameters of phi 48 and phi 60 can be used; the self-locking hoop at the end part of the beam unit can be automatically locked through the plunger spring pin, and when the self-locking hoop is opened, an operator can hold the self-locking rotating buckle and the spring pin by one hand and can open the self-locking rotating buckle and the spring pin by slight pulling; meanwhile, the self-locking hoop is hinged with the clamping groove, so that the dismounting process cannot be lost. 4. Due to the combined application of the self-locking device and the spring pin, the technical problems that the traditional joist is low in assembly and disassembly efficiency, cannot be stretched and adjusted in length and is narrow in application range are solved.
5. The utility model discloses but wide application in the construction of cast-in-place superstructure template support of building engineering.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 is the utility model discloses a from the structural schematic diagram of adjustable side's pipe joist support frame setting in beam template and board template bottom of locking-type.
Fig. 2 is a schematic structural view of the middle beam bottom bracket of the present invention.
Fig. 3 is a schematic structural view of the middle beam bottom bracket of the present invention installed in the beam unit.
Fig. 4 is a schematic structural view of the connection beam of the present invention connected between the beam units.
Fig. 5 is a schematic structural view of the middle connection beam of the present invention.
Fig. 6 is a schematic structural diagram of the middle beam unit of the present invention.
Fig. 7 is a schematic structural view of the middle plate buckle vertical rod of the present invention.
Fig. 8 is the utility model discloses well auto-lock clamp hoop establishes the node structure sketch map in the pole setting is detained to the dish.
Reference numerals: the structure comprises 1-beam formwork, 1.1-beam bottom longitudinal back ridge, 1.2-beam formwork panel, 1.3-longitudinal square timber, 1.4-beam bottom transverse back ridge, 2-plate formwork, 2.1-plate bottom longitudinal back ridge, 2.2-plate formwork panel, 2.3-plate bottom transverse back ridge, 3-connecting beam, 4-beam bottom bracket, 4.1-bottom screw rod, 4.2-sleeve pipe, 4.3-first top stay bar, 4.4-first adjusting nut, 5-coiling buckling upright rod, 5.1-vertical support unit, 5.2-second top stay bar, 5.3-upright rod connecting sleeve, 5.4-second adjusting nut, 6-first tray, 7-second tray, 8-beam unit, 9-vertical through hole, 10-clamping groove, 11-connecting disc, 12-first connecting hole, 13-second connecting hole, 14-self-locking spring pin, 15-buckling type clamping hoop, 16-horizontal scaffold-beam unit, 18-crescent pin and plunger pin.
Detailed Description
The self-locking adjustable square pipe joist support frame of the embodiment is a beam bottom bearing support mode adopted when a coil buckle type scaffold is used as a support frame of a beam template 1, a galvanized square pipe is used as a beam bottom stressed beam unit 8, a self-locking clamp 15 is arranged at the end part of the beam unit 8 to lock the beam unit 8 and a coil buckle upright rod 5 to prevent displacement and overturning, a vertical through hole 9 is formed in the horizontal plane of the beam unit 8, the horizontal plane is inserted into a sleeve 4.2 and welded fully, and a first top stay bar 4.3 below a first tray 6 is inserted into the sleeve 4.2 to be used as a beam bottom support; the stressed cross beam is divided into two parts in the middle, the connecting cross beam 3 with two ends being the crescent grooves 17 is arranged in the cross beam unit 8, and the positioning spring pins 14 are arranged, so that telescopic adjustment is realized.
As shown in fig. 1-8, the self-locking adjustable square pipe joist support frame is supported at the bottom of a beam formwork 1 and at the bottom of a plate formwork 2 at two sides of the beam formwork 1; the beam formwork comprises two support frame units which are symmetrically arranged relative to the longitudinal axis of a beam formwork 1, and the two support frame units are transversely and adjustably connected through a connecting beam 3; the supporting frame unit on each side comprises a beam bottom bracket 4, a disc buckle upright rod 5 and a beam unit 8 which detachably connects the beam bottom bracket 4 and the disc buckle upright rod 5; the beam bottom bracket 4 is vertically adjustable, a U-shaped first tray 6 is arranged at the top of the beam bottom bracket 4, and the first tray 6 is supported and connected to a beam bottom longitudinal back edge 1.1 at the bottom of the beam template 1; the plate buckle vertical rod 5 is vertically adjustable, a U-shaped second tray 7 is arranged at the top of the plate buckle vertical rod 5, and the second tray 7 is supported and connected to a plate bottom longitudinal back edge 2.1 at the bottom of the plate template 2; the beam unit 8 is tubular; a vertical through hole 9 is formed in one side of the beam unit 8 and at a connecting position corresponding to the beam bottom bracket 4; the beam bottom bracket 4 penetrates through the vertical through hole 9 and is connected with the beam unit 8 in a welding mode; a clamping groove 10 with an arc-shaped horizontal section is formed in one end of the beam unit 8, and the clamping groove 10 is clamped on the disc buckle upright rod 5; a first connecting hole 12 is correspondingly formed in the other end of the beam unit 8 and positioned on the front side and the rear side of the beam unit 8; a connecting disc 11 for supporting and connecting the beam unit 8 is arranged on the disc buckle upright rod 5 and at the position corresponding to the bottom of the beam unit 8; the two ends of the connecting beam 3 and the positions corresponding to the first connecting holes 12 are provided with second connecting holes 13; the two ends of the connecting beam 3 are respectively inserted into the beam units 8 at the two sides and are connected through positioning spring pins 14 penetrating through the first connecting holes 12 and the second connecting holes 13; the connecting beam 3 is laterally telescopically adjustable in the beam unit 8.
In this embodiment, the beam bottom bracket 4 comprises a bottom screw rod 4.1, a sleeve 4.2 and a first top stay bar 4.3 from bottom to top; the sleeve 4.2 is sleeved on the upper part of the bottom screw rod 4.1 and is in threaded connection with the bottom screw rod 4.1; a first adjusting nut 4.4 is arranged at the top of the sleeve 4.2; the lower end of the first top stay 4.3 is provided with threads, and the first top stay 4.3 is inserted in the sleeve 4.2 and is in threaded connection with the first adjusting nut 4.4; the first tray 6 is fixedly connected to the top end of the first top stay bar 4.3; the diameter of different disc grooves on the first adjusting nut 4.4 is adjusted to be in butt joint with the sleeve 4.2, and the extending length of the first top stay bar 4.3 is adjusted by rotating the adjusting nut.
In this embodiment, the disc fastener vertical rod 5 includes a vertical support unit 5.1 and a second top support rod 5.2; the vertical bracing units 5.1 are provided with one group, and the adjacent vertical bracing units 5.1 are vertically and adjustably connected through vertical rod connecting sleeves 5.3; a second adjusting nut 5.4 is arranged at the top of the uppermost vertical supporting unit 5.1; the lower end of the second top stay bar 5.2 is provided with a thread, and the second top stay bar 5.2 is inserted into the uppermost vertical stay unit 5.1 and is in threaded connection with a second adjusting nut 5.4; the second tray 7 is fixedly connected to the top end of the second top stay 5.2.
In this embodiment, a self-locking clamp 15 is arranged at the end of the clamping groove 10 of the beam unit 8; one end of the self-locking hoop 15 is hinged to the end part of one side edge of the clamping groove 10, and the other end of the self-locking hoop 15 is detachably connected to the end part of the other side edge of the clamping groove 10; the self-locking hoop 15 is horizontally hooped on the vertical support unit 5.1 of the disc buckle vertical rod 5; the self-locking hoop 15 can be freely opened and closed through a 'pull ring quick-release spring pin', and when the self-locking hoop 15 and the spring pin are opened, an operator can hold the self-locking hoop 15 and the spring pin by one hand and can open the self-locking hoop by pulling the self-locking hoop 15 and the spring pin by a little force; meanwhile, the self-locking hoop 15 is hinged with the clamping groove 10, so that the dismounting process cannot be lost.
In this embodiment, a horizontal rod 16 of the scaffold is disposed between the vertical rods 5 of the scaffold at both sides and below the bottom bracket 4.
In this embodiment, the two ends of the connecting beam 3 are respectively provided with a crescent slot 17 for clamping the beam bottom bracket 4; the horizontal section of the crescent groove 17 is semicircular and is carried on the connecting disc 11 of the disc buckle upright rod 5, so that the contact area between the crescent groove and the connecting disc 11 is increased, and the compressive stress is dispersed; the diameter of the crescent 17 corresponds to the diameter of the sleeve 4.2.
In this embodiment, the upper and lower connecting surfaces of the connecting beam 3 and the sleeve 4.2 are fully welded firmly; the first top stay bar 4.3 at the bottom of the first tray 6 is inserted into the sleeve 4.2, and the sleeve 4.2 is used as a base to rotate the adjusting nut to adjust the extending length of the first top stay bar 4.3, so that the flatness adjustment of the beam bottom template is realized.
A construction method of a self-locking adjustable square tube joist support frame comprises the following steps.
Step one, installing the connecting beam 3, inserting the connecting beam 3 into the beam units 8 at two sides, and fixing the connecting beam 3 and the beam units 8 by using the positioning spring pins 14.
And step two, installing the plate buckle upright rod 5, and placing the end part of the beam unit 8 on a connecting plate 11 of the plate buckle upright rod 5.
And step three, clamping grooves 10 on the beam unit 8 are clamped on the disc buckle upright rods 5.
And step four, mounting the beam bottom bracket 4, and adjusting the length of the beam bottom bracket 4 to the length required by the design.
And step five, rotating the self-locking clamp 15 at the end part of the beam unit 8 and locking the self-locking clamp with the disc buckle upright rod 5.
And step six, adjusting the height of the second tray 7, and enabling the second tray 7 to be located at the bottom of the longitudinal back edge 2.1 of the plate bottom.
And step seven, adjusting the height of the first tray 6, and enabling the first tray 6 to be located at the bottom of the beam bottom longitudinal back edge 1.1.
And step eight, mounting the beam template 1 and the plate template.
In the embodiment, the beam template 1 comprises a beam template panel 1.2, longitudinal square timber 1.3, beam bottom transverse back edges 1.4 and beam bottom longitudinal back edges 1.1; the beam bottom longitudinal back edge 1.1 is a double steel pipe back edge; the first tray 6 is connected to the bottom of the back edge of the double steel pipe in a supporting mode.
In this embodiment, the plate formwork 2 includes a plate formwork panel 2.2, a plate bottom transverse back edge 2.3 and a plate bottom longitudinal back edge 2.1; the second tray 7 is supported and connected with the bottom of the longitudinal back edge 2.1 of the plate bottom.
In this embodiment, the inner wall of crossbeam unit 8 and be full of the butter between connecting beam 3, set up location spring catch 14 in connecting beam 3 inside, set up the connecting hole on connecting beam 3 and the crossbeam unit 8, realize that the total length of connecting beam 3 and crossbeam unit 8 freely switches at two sections positions of 1200mm and 1500mm, satisfy the common needs of different pole setting intervals.
In the embodiment, the steel consumption of the part for connecting the beam 3 and the beam unit 8 can be saved by more than 30%.
In this embodiment, the length of the horizontal rod 16 of the coil buckle frame is a multiple of 300mm, and is 0.3, 0.6, 0.9, 1.2, 1.5, etc., and is connected with the connecting disk 11 of the coil buckle vertical rod 5 to play a role in stabilizing the joist supporting frame, so that the whole frame body forms a stable box body structure.
In the embodiment, the diameter of the connecting disc 11 is 100-135 mm according to different manufacturers, the beam with the cross section area of less than 0.45 square meter adopts the beam unit 8 with the diameter of 50mm multiplied by 100mm multiplied by 5mm, and the contact area of the beam unit 8 and the connecting disc 11 and the reasonable steel consumption under the condition of meeting the bearing requirement are comprehensively considered.
In the embodiment, a group of connecting discs 11 are vertically connected to the disc buckle upright rod 5 at intervals; the interval between vertical adjacent connection pad 11 is 500mm, and the crossbeam standard requirement must be 300 mm's modulus, follows roof beam bottom template operation face restriction level economic consideration, and 900mm is adopted to the interval rare between two roof beam bottom brackets 4 on roof beam limit, and consequently 900 mm's roof beam bottom bracket 4's interval does not do the utility model discloses a research object, the utility model discloses can be with the crossbeam by the long tensile to 1500mm of 1200mm long, tensile process is realized by the location spring catch 14 of middle connecting beam 3 and different positions.
In the embodiment, vertical through holes 9 with the diameter of 60 are formed in the upper surface and the lower surface of the beam unit 8, sleeves 4.2 with the diameter of 56 are inserted into the vertical through holes 9, and the upper joint surface and the lower joint surface are fully welded, so that the effective sectional area of the surface of the beam unit 8 is not reduced due to hole opening, and the bending resistance of the beam unit 8 is not reduced;
in the embodiment, the end part of the beam unit 8 is provided with the self-locking hoop 15, and the self-locking hoop 15 rotates around a hinge point on the beam unit 8 and can be freely opened to 0-270 degrees, so that vertical rods with different diameters of phi 48 and phi 60 can be used; the self-locking hoop 15 at the end part of the beam unit 8 can be automatically locked through the plunger spring pin 18, and when the self-locking hoop is opened, an operator can hold the self-locking rotating buckle and the spring pin by one hand and can open the self-locking rotating buckle and the spring pin by slight pulling; meanwhile, the self-locking hoop 15 is hinged with the clamping groove 10, so that the dismounting process cannot be lost.
Claims (6)
1. A self-locking adjustable square tube joist support frame is supported at the bottom of a beam template (1) and the bottoms of plate templates (2) at two sides of the beam template (1); the method is characterized in that: the beam formwork comprises two support frame units which are symmetrically arranged relative to the longitudinal axis of a beam formwork (1), and the two support frame units are transversely and adjustably connected through a connecting cross beam (3); wherein, the supporting frame unit at each side comprises a beam bottom bracket (4), a disc buckle upright stanchion (5) and a beam unit (8) which detachably connects the beam bottom bracket (4) and the disc buckle upright stanchion (5); the beam bottom bracket (4) is vertically adjustable, a U-shaped first tray (6) is arranged at the top of the beam bottom bracket (4), and the first tray (6) is connected to a beam bottom longitudinal back edge (1.1) at the bottom of the beam template (1) in a supporting mode; the plate buckle vertical rod (5) is vertically adjustable, a U-shaped second tray (7) is arranged at the top of the plate buckle vertical rod (5), and the second tray (7) is supported and connected to a plate bottom longitudinal back edge (2.1) at the bottom of the plate template (2); the beam unit (8) is tubular; a vertical through hole (9) is formed in one side of the beam unit (8) and at a connecting position corresponding to the beam bottom bracket (4); the beam bottom bracket (4) penetrates through the vertical through hole (9) and is connected with the beam unit (8) in a welding mode; a clamping groove (10) with an arc-shaped horizontal section is formed in one end of the cross beam unit (8), and the clamping groove (10) is clamped on the disc buckle upright rod (5); first connecting holes (12) are correspondingly formed in the other end of the cross beam unit (8) and positioned on the front side surface and the rear side surface of the cross beam unit (8); a connecting disc (11) for supporting and connecting the beam unit (8) is arranged on the disc buckle upright rod (5) and at the position corresponding to the bottom of the beam unit (8); second connecting holes (13) are formed in the positions, corresponding to the first connecting holes (12), of the two ends of the connecting beam (3); the two ends of the connecting beam (3) are respectively inserted into the beam units (8) at the two sides and are connected through a positioning spring pin (14) arranged in the first connecting hole (12) and the second connecting hole (13) in a penetrating manner; the connecting beam (3) can be transversely stretched and adjusted in the beam unit (8).
2. The self-locking adjustable square tube joist support frame as claimed in claim 1, wherein: the beam bottom bracket (4) comprises a bottom screw rod (4.1), a sleeve (4.2) and a first top stay bar (4.3) from bottom to top; the sleeve (4.2) is sleeved on the upper part of the bottom screw rod (4.1) and is in threaded connection with the bottom screw rod (4.1); a first adjusting nut (4.4) is arranged at the top of the sleeve (4.2); the lower end of the first top stay bar (4.3) is provided with threads, and the first top stay bar (4.3) is inserted in the sleeve (4.2) and is in threaded connection with the first adjusting nut (4.4); the first tray (6) is fixedly connected to the top end of the first top stay bar (4.3).
3. The self-locking adjustable square tube joist support frame as claimed in claim 1, wherein: the plate buckle upright rod (5) comprises an upright support unit (5.1) and a second top support rod (5.2); the vertical supporting units (5.1) are provided with one group, and the adjacent vertical supporting units (5.1) are vertically and adjustably connected through vertical rod connecting sleeves (5.3); a second adjusting nut (5.4) is arranged at the top of the uppermost vertical supporting unit (5.1); the lower end of the second top stay (5.2) is provided with threads, and the second top stay (5.2) is inserted into the uppermost vertical stay unit (5.1) and is in threaded connection with a second adjusting nut (5.4); the second tray (7) is fixedly connected to the top end of the second top stay bar (5.2).
4. The self-locking adjustable square tube joist support frame as claimed in claim 3, wherein: a self-locking clamp (15) is arranged at the end part of the clamping groove (10) of the beam unit (8); one end of the self-locking hoop (15) is hinged to the end part of one side of the clamping groove (10), and the other end of the self-locking hoop (15) is detachably connected to the end part of the other side of the clamping groove (10); the self-locking hoop (15) is horizontally hooped on a vertical supporting unit (5.1) of the disc buckle vertical rod (5).
5. The self-locking adjustable square tube joist support frame as claimed in claim 1, wherein: and a coil buckle type scaffold horizontal rod (16) is arranged between the coil buckle vertical rods (5) at the two sides and below the beam bottom bracket (4).
6. The self-locking adjustable square tube joist support frame as claimed in claim 2, wherein: both ends of the connecting beam (3) are respectively provided with a crescent groove (17) for clamping the beam bottom bracket (4); the horizontal section of the crescent groove (17) is semicircular, and the diameter of the crescent groove (17) is matched with that of the sleeve (4.2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920131063.9U CN210396117U (en) | 2019-01-25 | 2019-01-25 | Self-locking adjustable square pipe joist support frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920131063.9U CN210396117U (en) | 2019-01-25 | 2019-01-25 | Self-locking adjustable square pipe joist support frame |
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| CN210396117U true CN210396117U (en) | 2020-04-24 |
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| CN201920131063.9U Active CN210396117U (en) | 2019-01-25 | 2019-01-25 | Self-locking adjustable square pipe joist support frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021237447A1 (en) * | 2020-05-26 | 2021-12-02 | 南京溧水高新创业投资管理有限公司 | Supporting frame for pouring mold in building construction |
| CN114635558A (en) * | 2022-04-09 | 2022-06-17 | 浙江均泰建设有限公司 | Socket type disc buckle type steel pipe support frame joist structure |
-
2019
- 2019-01-25 CN CN201920131063.9U patent/CN210396117U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021237447A1 (en) * | 2020-05-26 | 2021-12-02 | 南京溧水高新创业投资管理有限公司 | Supporting frame for pouring mold in building construction |
| CN114635558A (en) * | 2022-04-09 | 2022-06-17 | 浙江均泰建设有限公司 | Socket type disc buckle type steel pipe support frame joist structure |
| CN114635558B (en) * | 2022-04-09 | 2024-02-23 | 浙江均泰建设有限公司 | Socket type disc buckle type steel pipe support frame joist structure |
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