CN113833310A

CN113833310A - Telescopic support frame for assembled concrete laminated slab

Info

Publication number: CN113833310A
Application number: CN202111011175.9A
Authority: CN
Inventors: 梁诗雪; 孙俊豪; 王伟
Original assignee: Zhejiang Sci Tech University ZSTU
Current assignee: Zhejiang Sci Tech University ZSTU; Zhejiang University of Science and Technology ZUST
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-12-24

Abstract

The invention discloses a telescopic support frame for an assembled concrete composite slab, which comprises two support columns and a horizontal connecting rod for connecting the two support columns together, wherein each support column comprises two vertical supports and a support rod for connecting the two vertical supports together, the horizontal connecting rod comprises a horizontal connecting rod part connecting bolt, a first horizontal section and a second horizontal section, one end of the first horizontal section is connected with one support column, one end of the second horizontal section is penetrated in the first horizontal section, the other end of the second horizontal section is connected with the other support column, the first horizontal section is provided with bolt holes along a plurality of first horizontal section parts, the second horizontal section is provided with a plurality of second horizontal section part bolt holes, the horizontal connecting rod part connecting bolt is used for being simultaneously inserted into the first horizontal section part bolt holes and the second horizontal section part bolt holes, and the vertical supports are of a height-adjustable structure. The invention has the advantages of being capable of being folded without integral disassembly and adjustable in height, and is used for supporting during construction of the assembled composite floor slab.

Description

Telescopic support frame for assembled concrete laminated slab

Technical Field

The application relates to the field of constructional engineering, especially, relate to an assembled concrete is telescopic support frame for superimposed sheet.

Background

The prefabricated concrete structure is an important component of an industrialized building, and compared with the traditional cast-in-place concrete structure, the prefabricated concrete structure has the advantages of controllable quality, convenience and quickness in construction, energy conservation, environmental friendliness and the like. The assembled composite floor slab is an assembled integral floor slab formed by laminating prefabricated slabs and cast-in-place reinforced concrete layers, has a plurality of advantages of prefabricated components and better integrity, and has wide application prospect and great economic benefit. However, the laminated slab requires a supporting device when in use, and the traditional support is made of a steel pipe fastener type scaffold. The steel pipe fastener type scaffold has the following defects: after the process is finished, the scaffold needs to be completely dismantled, so that time and labor are consumed, and the scaffold loss rate is high; because the jacking height can not be adjusted, the device is difficult to be repeatedly used on buildings with different elevations, and does not conform to the basic principle of green and environment-friendly assembly structures.

Disclosure of Invention

The invention aims to provide a telescopic support frame for an assembled concrete composite slab, which can be folded without integral disassembly and has adjustable height, and is used for supporting the assembled composite slab during construction.

In order to achieve the purpose, the invention adopts the following technical scheme: the utility model provides an assembled is telescopic support frame for concrete composite slab, its characterized in that includes two support fences and the horizontal connecting rod that links together two support fences, the support fence includes two perpendicular supports and links together two perpendicular supports vaulting poles, horizontal connecting rod includes horizontal connecting rod portion connecting pin, the same first horizontal segment that supports the fence and link together of one end and the second horizontal segment that one end wore through to establish in first horizontal segment, the other end of second horizontal segment links together with another support fence, first horizontal segment is equipped with a plurality of first horizontal segment portion bolt holes that run through first horizontal segment inner space that distribute along first horizontal segment extending direction, and the second horizontal segment is equipped with a plurality of second horizontal segment portion bolt holes that can align with first horizontal segment bolt hole along second horizontal segment extending direction, horizontal connecting rod portion connecting pin is used for inserting first horizontal segment portion bolt hole and second horizontal segment portion bolt hole simultaneously The first horizontal section and the second horizontal section are fixed together in the pin hole, the vertical support comprises a vertical support part pin, a lower vertical section and an upper vertical section, the lower vertical section and the lower end of the vertical support part pin penetrate through the upper vertical section in the upper end of the lower vertical section, an external thread pipe section is arranged at the upper end of the lower vertical section, a strip hole extending along the vertical direction and a supporting ring are arranged on the external thread pipe section, a plurality of upper vertical section part pin holes distributed along the vertical direction are formed in the lower end of the upper vertical section, the vertical support part pin penetrates through the strip hole and one lower vertical section part pin hole, and the vertical support part pin is supported on the supporting ring and supports the upper vertical section on the lower vertical section. During the use, make vertical support portion bolt insert in corresponding last support portion bolt downthehole and adjust the backing ring to the height position that needs as required, adjust the depth of insertion of first horizontal segment and second horizontal segment to the protection requirement and the same second horizontal segment portion bolt hole in first horizontal segment portion bolt hole aligns, insert horizontal connecting rod portion bolt in the first horizontal segment portion bolt hole of alignment and the second horizontal segment portion bolt hole of aligning and fix the horizontal connecting rod at the length of settlement. The supporting function can be loosened after the use of the horizontal connecting rod is finished and the horizontal connecting rod is contracted to the shortest, so that the occupied space of the horizontal connecting rod is reduced.

As some, the upper end of the upper vertical section is provided with two horizontal supporting blocks, the supporting rods comprise an inclined rod, the upper end of each supporting rod is hinged with an upper connecting sleeve sleeved on one vertical support, and a lower rod, one end of each lower rod is connected with the lower end of the inclined rod, the other end of each lower rod is hinged with a lower connecting sleeve sleeved on the other vertical support, and the inclined rods of the two connecting rods are hinged together through a horizontal hinge shaft. This technical scheme can support the fence and can draw in when not using, and this technical scheme's support fence draws in when erecting the bracing piece and for horizontal migration when drawing close and the upper end will wear to establish the slope and draw close for horizontal movement, because horizontal support block's heavy burden has retrained horizontal support block and can not produce the slope just also erect and support and can not produce the slope when using, thereby can not produce in the upper end use and draw in.

Preferably, the vertical support is connected with a vertical support shrinkage display, the vertical support shrinkage display comprises an indicator lamp, an insulating cylinder, two power lines arranged in the insulating cylinder and an insulating plug capable of being inserted into and pulled out of the insulating cylinder, a lamp holder for the indicator lamp to connect is arranged on the insulating plug, the indicator lamp is connected to the top seat, an insulating plug power supply output part which is connected with two indicator lamp power supply lead-in parts of the indicator lamp in a one-to-one correspondence manner is arranged on the lamp holder, the power lines comprise conductive wire cores and insulating skins wrapped outside the conductive wire cores, two conductive needle heads which are abutted to the conductive wire cores after penetrating the insulating skins of the two power lines in a one-to-one correspondence manner are arranged at the other end of the insulating plug, and the two conductive needle heads are electrically connected with the two insulating plug power supply output parts in a one-to-one correspondence manner; the insulating plug and the decoction sleeve are fixedly connected with the lower vertical section, the other one is connected with the upper vertical section, the extending direction of the conductive needle head is the same as the distribution direction of the insulating plug and the insulating cylinder, and the upper vertical section and the lower vertical section are contracted and shortened to drive the insulating plug and the insulating cylinder to move separately. In the use process, due to various reasons, the phenomenon that the support descends can occur, when the support descends, the upper vertical section also descends to lose the supporting effect, and when the support is not found and re-supported in time, the stress of other supports is increased to generate the load-oriented phenomenon. When the technical scheme is used, the two power lines are connected together with the power supply to introduce the power supply to the indicating lamp, the indicating lamp is lightened, when the support still generates loose descent, the upper vertical section can generate descent, namely the vertical support of the contraction loses the support stress effect, the descent effect of the upper vertical section drives the insulating plug and the insulating sleeve to generate separation, and the separated result is that the conductive needle head is separated from the conductive core wire to enable the indicating lamp to be extinguished, so that the supporting rod is known to lose the support effect. This technical scheme can conveniently learn whether the bracing piece has lost the supporting role when using. During installation, the supporting rod is made to be in a length capable of supporting, and then the conductive needle head and the insulating cylinder and the insulating plug of the vertical support shrinkage display are made to abut against the conductive core and are fixed together with the upper vertical section and the lower vertical section in a one-to-one correspondence manner.

Preferably, the conductive needle head is sleeved with an insulation protection cylinder which is connected in the insulation plug in a sliding mode and used for preventing the conductive needle from being bent, a protection cylinder reset spring used for driving the insulation protection cylinder to stretch out of the insulation plug is arranged in the insulation plug, and the conductive needle head is completely accommodated in the insulation protection cylinder before being inserted into the insulation skin. Make the in-process that electrically conductive syringe needle inserted the power cord, insulating protective tube is at first with the contact of insulating skin, then electrically conductive syringe needle output and pierce insulating skin entering and electrically conductive heart yearn motor together and electrically conduct, this technical scheme can enough prevent to use many times back electrically conductive needle to produce and bend, and because the power cord is circular, electrically conductive syringe needle has the part of exposing at insulating skin and insulating seat outside when electrically conductive needle switches on with electrically conductive heart yearn, the distance between this part is shorter, produce insulating bad easily, this technical scheme has still solved this insulating bad problem simultaneously through a part.

Preferably, one end of the insulation protection cylinder, which is far away from the insulation plug, is provided with an elastic insulation sealing ring which extends along the circumferential direction of the insulation protection cylinder and is in sealing contact with the insulation skin. The reliability of insulation can be improved and the water entering the insulating cylinder can be prevented from contacting the conductive needle.

Preferably, the insulation protection cylinder is connected with the insulation plug in a sealing and sliding manner, the insulation protection cylinder is connected with the conductive needle in a sliding and sealing manner, when the conductive needle penetrates into the insulation skin, a cavity is formed between one end, far away from the insulation plug, of the insulation protection cylinder and the conductive needle, a glue storage cavity and two sliding cavities which are correspondingly surrounded outside the two conductive needles one by one are arranged in the insulation plug, the insulation protection cylinder is provided with a flanging which is connected with the sliding cavities in a sliding manner, the flanging separates the sliding cavities into a glue inlet cavity and a glue outlet cavity, a glue outlet flow channel which is communicated with the glue outlet cavity and the cavity is arranged in the wall of the insulation protection cylinder, a protection cylinder one-way valve which is opened towards the cavity is arranged in the glue outlet flow channel, the flanging is provided with a communication hole which is communicated with the glue inlet cavity and the glue outlet cavity, and a flanging one-way valve which is opened towards the glue outlet cavity is arranged in the communication hole, the glue inlet cavity is provided with a glue inlet flow channel, all the glue inlet flow channels are communicated with the glue storage cavity through a total flow channel, the total flow channel is provided with a glue outlet cavity part one-way valve opened towards the glue inlet flow channel, the glue outlet cavity is provided with a feed inlet, the feed inlet is hermetically connected with a cover plate, the cover plate is provided with an air inlet hole communicated with the inner space and the outer space of the glue outlet cavity, the air inlet hole is provided with a cover plate part one-way valve opened towards the glue storage cavity, the glue outlet cavity and the glue inlet cavity are filled with insulating glue, and the glue outlet cavity is stored with insulating glue. During the use, when extracting conductive needle head, the flanging moves towards going out the gluey intracavity under the effect of a protection section of thick bamboo reset spring and makes a protection section of thick bamboo check valve open, glue flow direction inner chamber in the gluey intracavity enters into and fills the hole that conductive needle pricked on insulating skin, prevents that conductive needle extracts the back conductive core wire and exposes and lead to conductive core wire ageing with higher speed and the foreign matter to carry out this hole and influence conductive reliability when conductive needle secondary inserts and cause unexpected damage to conductive needle head (the granule entering that hardness was beaten then probably produces this phenomenon). The glue outlet cavity is reduced, so that when glue flows out, the pressure in the glue inlet cavity is reduced, the check valve of the glue outlet cavity part is opened, the glue in the glue outlet cavity is supplemented into the glue inlet cavity, when the glue in the glue outlet cavity flows out, the pressure is reduced, the check valve of the cover plate part is opened, and air flows in to maintain the pressure in the glue storage cavity. When the conductive whole body is inserted into the insulating skin and the conductive core wire is contacted to conduct electricity, the change in the glue outlet cavity reduces the size of the glue inlet cavity, the wall of all the check valves except the opening of the outwards flanging check valve is arranged on the wall of the other check valves, and a glue flow channel in the glue inlet cavity is arranged in the glue outlet cavity so that the next conductive needle is pulled out to vertically output glue and seal a hole pierced by the conductive needle on the insulating skin.

Preferably, the conductive needle is located above the conductive core. The reliability of the glue when filling the hole pierced by the conductive needle on the insulating skin can be improved.

Preferably, the insulating cylinder is further connected with a clamping ring through a clamping bolt, one end of the end face of the opening end of the insulating cylinder is provided with an outgoing line through groove penetrating through the inner surface and the outer surface of the insulating cylinder, the other end of the end face of the opening end of the insulating cylinder is provided with an outgoing line blind groove only penetrating through the inner surface of the insulating cylinder, two electric wire positioning grooves are arranged on the inner surface of the insulating cylinder, the opening shape of the outgoing line through groove and the opening shape of the outgoing line blind groove are circular, two power wires penetrate through the two electric wire positioning grooves in a one-to-one correspondence manner, one end of each power wire is located in the outgoing line blind groove, the other end of each power wire is transmitted out of the insulating cylinder through the outgoing line through groove, and the clamping ring is matched with the insulating cylinder to clamp the power wires. The power line can be reliably and accurately fixed in the insulating cylinder. The power line is prevented from being displaced, so that the conductive needle can not reliably penetrate into the power line to conduct electricity.

Preferably, the insulating plug and the insulating cylinder are connected together in a sealing manner.

Preferably, the insulating plug is connected with an insulating plug connecting sleeve which is sleeved on the external thread pipe section, the insulating plug connecting sleeve is connected with the external thread pipe section through a fixing bolt, the insulating cylinder is connected with a connecting strip extending along the vertical direction, the connecting strip is provided with a connecting through hole extending along the vertical direction, a small-diameter section is arranged on the vertical supporting part bolt, a clamping step is formed between the small-diameter section and the upper supporting rod part bolt, the small-diameter section is circular, threads are arranged on the surface of the small-diameter section, the small-diameter section penetrates through the connecting through hole and then is connected with a clamping nut in a threaded mode, and the clamping nut is matched with the clamping step to clamp the connecting strip, so that the insulating cylinder is connected with the vertical supporting part bolt, and the insulating cylinder is connected with the upper vertical section. The assembly is carried out in order to realize the in-process that supports, and the centre gripping nut is in the state of loosening, and the back (the position of upper support portion bolt can produce the removal in the adjustment process) then screws up the centre gripping nut and makes the insulating cylinder fix together with perpendicular support portion bolt when the height adjustment of vertical support pole targets in place. Preventing the conductive needle from being detached during the adjustment process.

Preferably, the conductive pin is connected with the conductive pin, the conductive pin is connected with the power output part of the insulating plug part through the conductive spring, and the power output part of the insulating plug part is connected in the contact mounting hole in the insulating plug in a sliding mode. The connection reliability between the indicator lamp and the lamp holder can be improved.

The invention has the following beneficial effects: the stability is good, need not install during the use, and stepless regulation height in the support height of design need not dismantle during accomodating, folding can, erect in the use and support and produce the shrink and can conveniently learn when losing the support effect.

Drawings

FIG. 1 is a schematic diagram of a first embodiment of the present invention;

FIG. 2 is an enlarged view of a portion of the vertical support bar;

FIG. 3 is a schematic view of a vertical support according to the second embodiment;

FIG. 4 is a schematic sectional view A-A of FIG. 3;

FIG. 5 is a schematic view of a portion of FIG. 3 at B;

fig. 6 is a partially enlarged schematic view at C of fig. 5.

In the figure: the device comprises a first horizontal segment 1, a second horizontal segment 2, a first horizontal segment bolt hole 3, a second horizontal segment bolt hole 4, a vertical supporting part bolt 5, a lower vertical segment 6, an upper vertical segment 7, an external thread pipe segment 8, a strip hole 9, a supporting ring 10 in threaded connection, an upper vertical segment bolt hole 11, a horizontal supporting block 12, an upper connecting sleeve 13, an inclined rod 14, a lower rod 15, a lower connecting sleeve 16, a horizontal hinge shaft 17, a walking wheel 18, an indicator light 21, an insulating cylinder 22, a power line 23, an insulating plug 24, a lamp holder 25, an indicator light power supply lead-in part 26, an insulating plug power output part 27, a conductive wire core 28, an insulating skin 29, a conductive needle 30, an insulating protective cylinder 31, a protective cylinder reset spring 32, an elastic insulating sealing ring 33, a cavity 34, a rubber storage cavity 35, a sliding cavity 36, an outward flanging 37, a rubber inlet cavity 38, a rubber outlet cavity 39, a rubber outlet runner 40, a protective cylinder check valve 41, The device comprises an eversion edge check valve 42, a glue inlet flow channel 43, a glue outlet cavity check valve 44, a cover plate 45, a cover plate check valve 46, a clamping ring 47, a wire outlet through groove 48, a wire outlet blind groove 49, a clamping bolt 51, a wire positioning groove 50, an insulating plug connecting sleeve 52, a fixing bolt 53, a connecting strip 54, a connecting through hole 55, a small-diameter section 56, a clamping step 57, a clamping nut 58, a conductive pin 59, a conductive spring 60 and a contact mounting hole 61.

Detailed Description

The invention is further illustrated with reference to the figures and the specific embodiments.

First embodiment, referring to fig. 1 and 2, a telescopic supporting bracket for a fabricated concrete composite slab includes two supporting rails and a horizontal connecting rod connecting the two supporting rails together. The support fence comprises two vertical supports and two support rods for connecting the two vertical supports together. The horizontal connecting rod comprises a connecting bolt of the horizontal connecting rod part, a first horizontal section 1 with one end connected with the same supporting fence and a second horizontal section 2 with one end penetrating through the first horizontal section, and the other end of the second horizontal section is connected with the other supporting fence. The first horizontal segment is provided with a plurality of first horizontal segment part bolt holes 3 which are distributed along the extending direction of the first horizontal segment and penetrate through the inner space of the first horizontal segment, the second horizontal segment is provided with a plurality of second horizontal segment part bolt holes 4 which are distributed along the extending direction of the second horizontal segment and can be aligned with the first horizontal segment part bolt holes, and the connecting bolts of the horizontal connecting rod parts are used for simultaneously inserting the first horizontal segment part bolt holes and the second horizontal segment part bolt holes so as to fix the first horizontal segment and the second horizontal segment together. The vertical support comprises a vertical support part bolt 5 (see figure 3), a lower vertical section 6 and an upper vertical section 7, wherein the lower end of the vertical support part bolt is arranged in the upper end of the lower vertical section in a penetrating mode, an external thread pipe section 8 is arranged at the upper end of the lower vertical section, a strip hole 9 extending along the vertical direction and a supporting ring 10 are arranged on the external thread pipe section, the lower end of the upper vertical section is provided with a plurality of upper vertical section bolt holes 11 distributed along the vertical direction, the vertical support part bolt is arranged in the strip hole and one lower vertical section bolt hole in a penetrating mode, and the vertical support part bolt is supported on the supporting ring and supports the upper vertical section on the lower vertical section. The upper end of the upper vertical section is provided with a horizontal supporting block 12. The number of the stay bars is two, the stay bars comprise inclined bars 14 and lower bars 15, the upper ends of the inclined bars are hinged with upper connecting sleeves 13 which are sleeved on one vertical support, one ends of the lower bars are connected with the lower ends of the inclined bars, the other ends of the lower bars are hinged with lower connecting sleeves 16 which are sleeved on the other vertical support, and the inclined bars of the two connecting bars are hinged together through horizontal hinge shafts 17. The lower end of the lower vertical section is provided with a walking wheel 18 with a brake mechanism.

The second embodiment is different from the first embodiment in that:

referring to fig. 3 to 6, the vertical support is connected with a vertical support shrinkage display, and the vertical support shrinkage display comprises an indicator light 21, an insulating cylinder 22, two power lines 23 arranged in the insulating cylinder, and an insulating plug 24 which can be inserted into and pulled out of the insulating cylinder. The lamp holder is provided with an insulation plug power output part 27 which is correspondingly connected with two indication lamp part power lead-in parts 26 of the indication lamp one by one, the power line comprises a conductive wire core 28 and an insulation skin 29 wrapping the conductive wire core, the other end of the insulation plug is provided with two conductive needle heads 30 which are correspondingly butted on the conductive wire core after penetrating the insulation skin of the two power lines one by one, and the two conductive needle heads are electrically connected with the two insulation plug power output parts one by one. The conductive needle head is sleeved with an insulating protection cylinder 31 which is connected in the insulating plug in a sliding mode and used for preventing the conductive needle from bending, a protection cylinder reset spring 32 which drives the insulating protection cylinder to stretch out of the insulating plug is arranged in the insulating plug, and the conductive needle head is completely accommodated in the insulating protection cylinder before being inserted into the insulating skin. One end of the insulation protection cylinder, which is far away from the insulation plug, is provided with an elastic insulation sealing ring 33 which extends along the circumferential direction of the insulation protection cylinder and is in sealing and abutting connection with the insulation skin. The insulation protection cylinder and the insulation plug are connected together in a sealing and sliding mode. The insulation protection cylinder is connected with the conductive needle head in a sliding and sealing way, when the conductive needle head penetrates into the insulation skin, one end of the insulation protection cylinder, which is far away from the insulation plug, is connected with the conductive needle head to form a cavity 34, a glue storage cavity 35 and two sliding cavities 36 which are correspondingly surrounded outside the two conductive needle heads one by one are arranged in the insulation plug, the insulation protection cylinder is provided with an outward flanging 37 which is connected in the sliding cavity in a sliding way, the outward flanging separates the sliding cavity into a glue inlet cavity 38 and a glue outlet cavity 39, the wall of the insulation protection cylinder is provided with a glue outlet runner 40 which is communicated with the glue outlet cavity and the cavity, the glue outlet runner is provided with a protection cylinder part one-way valve 41 which is opened towards the cavity, the outward flanging is provided with a communication hole which is communicated with the glue inlet cavity and the glue outlet cavity, the outward flanging is provided with an outward flanging one-way valve 42 which is opened towards the glue outlet cavity, the glue inlet cavity is provided with a glue inlet runner 43, and all the glue inlet runners are communicated with the glue storage cavity through a total runner, the total runner is equipped with towards advancing gluey runner open's play gluey chamber portion check valve 44, goes out gluey chamber and is equipped with the feed inlet, and feed inlet sealing connection has apron 45, and the apron is equipped with the inlet port that feeds through gluey intracavity outer space, and the inlet port is equipped with towards storing up the apron portion check valve 46 that gluey intracavity was opened, goes out gluey chamber and advances to glue the intracavity and fill insulating glue, and insulating glue is stored up in going out gluey intracavity. The conductive needle head is positioned above the conductive core wire. Still be connected with the grip ring 47 through centre gripping bolt 51 on the insulating cylinder, the one end of the terminal surface of the open end of insulating cylinder is equipped with the logical groove 48 of being qualified for the next round of competitions that link up the inner and outer surface of insulating cylinder, and the other end is equipped with the blind groove 49 of being qualified for the next round of competitions that only link up the insulating cylinder internal surface, is equipped with the intercommunication and goes out the open shape of leading to the line and going out the blind groove and be convex two electric wire positioning grooves 50 on the internal surface of insulating cylinder, and two power cords wear to establish twice one-to-one in the electric wire positioning groove, the one end of power cord is located in blind inslot, the other end of being qualified for the next round of competitions and leads to the logical groove and spreads the insulating cylinder, the cooperation of grip ring the power cord is lived in the insulating cylinder centre gripping. The insulating plug and the insulating cylinder are connected together in a sealing mode. Be connected with the insulating plug adapter sleeve 52 of cover on the external screw thread pipeline section on the insulating plug, the insulating plug adapter sleeve links together through fixing bolt 53 with the external screw thread pipeline section, the insulating cylinder is connected with the connecting strip 54 that extends along upper and lower direction, the connecting strip is equipped with the connect the through-hole 55 of the rectangular shape that extends along upper and lower direction, it is equipped with path section 56 to erect the supporting part bolt, form centre gripping step 57 between path section and the last supporting rod portion bolt, the path section is circular and the surface is equipped with the screw thread, the path section is worn to establish and is in the same place with centre gripping nut 58 threaded connection after the connect the through-hole, thereby centre gripping nut cooperation centre gripping step is lived the connecting strip and is linked together and realize linking together the insulating cylinder with the vertical section of last vertical section. The conductive pin head is connected to a conductive pin 59 in the fixed insulating plug, the conductive pin is connected to the power output of the insulating plug portion via a conductive spring 60, and the power output of the insulating plug portion is slidably connected to a contact mounting hole 61 in the insulating plug.

Claims

1. The utility model provides an assembled is telescopic support frame for concrete composite slab, its characterized in that includes two support fences and the horizontal connecting rod that links together two support fences, the support fence includes two perpendicular supports and links together two perpendicular supports vaulting poles, horizontal connecting rod includes horizontal connecting rod portion connecting pin, the same first horizontal segment that supports the fence and link together of one end and the second horizontal segment that one end wore through to establish in first horizontal segment, the other end of second horizontal segment links together with another support fence, first horizontal segment is equipped with a plurality of first horizontal segment portion bolt holes that run through first horizontal segment inner space that distribute along first horizontal segment extending direction, and the second horizontal segment is equipped with a plurality of second horizontal segment portion bolt holes that can align with first horizontal segment bolt hole along second horizontal segment extending direction, horizontal connecting rod portion connecting pin is used for inserting first horizontal segment portion bolt hole and second horizontal segment bolt hole simultaneously The bolt hole of the part and fix the first horizontal segment and the second horizontal segment together, erect and support including erecting supporting part bolt, lower vertical segment and lower extreme and wear to establish the last vertical segment in the upper end of vertical segment down, the upper end of vertical segment is equipped with the external screw thread pipeline section down, is equipped with rectangular hole and threaded connection that extend along upper and lower direction on the external screw thread pipeline section and has the backing ring, the lower extreme of going up vertical segment is equipped with a plurality of vertical segment part bolt holes that distribute along upper and lower direction, erect the supporting part bolt and wear to establish rectangular hole and one in the bolt hole of vertical segment part down, erect the supporting part bolt and support on the backing ring and will go up vertical segment and support on the vertical segment down.

2. The telescopic supporting frame for the fabricated concrete composite slab as claimed in claim 1, wherein the upper end of the upper vertical section is provided with two horizontal supporting blocks, the two supporting rods comprise an inclined rod with an upper end hinged with an upper connecting sleeve sleeved on one vertical support and a lower rod with one end connected with the lower end of the inclined rod, the other end of the lower rod is hinged with a lower connecting sleeve sleeved on the other vertical support, and the inclined rods of the two connecting rods are hinged together through a horizontal hinge shaft.

3. The telescopic support bracket for fabricated concrete composite slab according to claim 1, the vertical support is connected with a vertical support contraction display which comprises an indicator lamp, an insulating cylinder, two power lines arranged in the insulating cylinder and an insulating plug which can be inserted in the insulating cylinder, the insulating plug is provided with a lamp holder for connecting the indicator lamp, the indicator lamp is connected on the top seat, the lamp holder is provided with an insulation plug part power supply output part which is correspondingly connected with the two indicating lamp part power supply lead-in parts of the indicating lamp one by one, the power line comprises a conductive wire core and an insulating sheath wrapped outside the conductive wire core, the other end of the insulating plug is provided with two conductive needle heads which penetrate the insulating sheaths of the two power lines one by one and then abut against the conductive wire core, and the two conductive needle heads are electrically connected with the power output parts of the two insulating plug parts one by one; the insulating plug and the decoction sleeve are fixedly connected with the lower vertical section, the other one is connected with the upper vertical section, the extending direction of the conductive needle head is the same as the distribution direction of the insulating plug and the insulating cylinder, and the upper vertical section and the lower vertical section are contracted and shortened to drive the insulating plug and the insulating cylinder to move separately.

4. The telescopic supporting frame for the fabricated concrete composite slab as claimed in claim 3, wherein an insulating protection cylinder which is slidably connected in the insulating plug and prevents the conductive pin from bending is sleeved on the conductive pin head, a protection cylinder return spring which drives the insulating protection cylinder to extend out of the insulating plug is arranged in the insulating plug, and the conductive pin head is completely accommodated in the insulating protection cylinder before the conductive pin head is inserted into the insulating skin.

5. The telescopic supporting frame for the fabricated concrete composite slab as claimed in claim 4, wherein an end of the insulation protection cylinder, which is far away from the insulation plug, is provided with an elastic insulation sealing ring which extends along the circumferential direction of the insulation protection cylinder and is in sealing and abutting contact with the insulation skin.

6. The telescopic supporting frame for an assembled concrete composite slab as claimed in claim 5, wherein said insulating protective cylinder is slidably and sealingly connected to said insulating plug, said insulating protective cylinder is slidably and sealingly connected to said conductive needle, a cavity is formed between one end of said insulating protective cylinder, which is remote from said insulating plug, and said conductive needle when said conductive needle penetrates into said insulating skin, said insulating plug is provided with a glue storage cavity and two sliding cavities surrounding said two conductive needles in a one-to-one correspondence, said insulating protective cylinder is provided with a flange slidably connected to said sliding cavities, said flange separates said sliding cavities into a glue inlet cavity and a glue outlet cavity, a glue outlet channel communicating said glue outlet cavity and said cavity is provided in a wall of said insulating protective cylinder, said glue outlet channel is provided with a protective cylinder one-way valve opened toward said cavity, said flange is provided with a communication hole communicating said glue inlet cavity and said glue outlet cavity, the intercommunicating pore is internally provided with an eversion edge check valve opened towards the glue outlet cavity, the glue inlet cavity is provided with a glue inlet flow channel, all the glue inlet flow channels are communicated with the glue storage cavity through a total flow channel, the total flow channel is provided with a glue outlet cavity check valve opened towards the glue inlet flow channel, the glue outlet cavity is provided with a feed inlet, the feed inlet is hermetically connected with a cover plate, the cover plate is provided with an air inlet communicated with the inner space and the outer space of the glue outlet cavity, the air inlet is provided with a cover plate part check valve opened towards the glue storage cavity, the glue outlet cavity and the glue inlet cavity are filled with insulating glue, and the glue outlet cavity is internally stored with insulating glue.

7. The telescopic supporting bracket for fabricated concrete composite slabs according to claim 6, wherein the conductive needle is located above the conductive core wire.

8. The telescopic supporting frame for the fabricated concrete composite slab as claimed in claim 3, 4, 5, 6 or 7, wherein the insulating cylinder is further connected with a clamping ring through a clamping bolt, one end of the end surface of the opening end of the insulating cylinder is provided with an outgoing line through groove penetrating through the inner surface and the outer surface of the insulating cylinder, the other end of the end surface of the opening end of the insulating cylinder is provided with an outgoing line blind groove penetrating only through the inner surface of the insulating cylinder, the inner surface of the insulating cylinder is provided with two wire positioning grooves communicating the outgoing line through groove and the outgoing line blind groove, the two power lines are correspondingly arranged in the two wire positioning grooves in a penetrating manner, one end of each power line is positioned in the outgoing line blind groove, the outgoing line through groove at the other end of each power line is transmitted out of the insulating cylinder, and the clamping ring is matched with the insulating cylinder to clamp the power lines.

9. The telescopic support bracket for fabricated concrete composite slabs according to claim 3, 4, 5, 6 or 7, wherein the insulation plug is hermetically connected with the insulation cylinder.

10. The telescopic supporting bracket for fabricated concrete composite slabs according to claim 3, 4, 5, 6 or 7, it is characterized in that the insulation plug is connected with an insulation plug connecting sleeve sleeved on the external thread pipe section, the insulation plug connecting sleeve is connected with the external thread pipe section through a fixing bolt, the insulating cylinder is connected with a connecting strip extending along the up-down direction, the connecting strip is provided with a strip-shaped connecting through hole extending along the up-down direction, the vertical supporting part bolt is provided with a small diameter section, a clamping step is formed between the small diameter section and the upper supporting rod part bolt, the small diameter section is circular, threads are arranged on the surface of the small diameter section, the small diameter section penetrates through the connecting through hole and is connected with the clamping nut in a threaded mode, the clamping nut is matched with the clamping step to clamp the connecting strip, and therefore the insulating cylinder is connected with the vertical supporting part bolt together through the connecting strip, and the insulating cylinder is connected with the upper vertical section together.