CN114319811B

CN114319811B - A on-spot antidetonation strutting arrangement of building for civil engineering

Info

Publication number: CN114319811B
Application number: CN202210106552.5A
Authority: CN
Inventors: 朱盼盼
Original assignee: Baicheng Normal University
Current assignee: Baicheng Normal University
Priority date: 2022-01-28
Filing date: 2022-01-28
Publication date: 2023-02-28
Anticipated expiration: 2042-01-28
Also published as: CN114319811A

Abstract

The invention discloses a building site anti-seismic supporting device for civil engineering, wherein the top end of a fixed supporting cylinder is connected with an extension supporting cylinder, one end of a buffer spring is clamped with a protective buffer cushion, the side end of the supporting fixed column is clamped with a buffer adjusting frame, the inner side of the fixed supporting cylinder is welded with a protective spring, one end of a limiting supporting plate is welded with a buffer fixed column, the side end of the supporting fixed column is clamped with an auxiliary supporting plate, one end of an inner hole supporting plate is welded with an auxiliary spring, the buffer adjusting frame slides along the side end of the fixed supporting box, and the protective spring is stretched and compressed simultaneously, so that the impact force can be reduced through the protective spring during vibration, the acting force is reduced through the resetting and compression of the spring during back and forth shaking, the buffer protection is performed between the supporting fixed column and the fixed supporting cylinder as well as the extension supporting cylinder through the buffer spring and the protective buffer cushion, and the mutual impact between the supporting fixed column and the extension supporting cylinder is avoided, and the hard damage is caused.

Description

A on-spot antidetonation strutting arrangement of building for civil engineering

Technical Field

The invention relates to the technical field of civil engineering, in particular to a building site anti-seismic supporting device for civil engineering.

Background

Civil engineering refers to various technical works and finished engineering entities for surveying, planning, designing, constructing, installing and maintaining buildings, structures and related supporting facilities of newly-built, reconstructed or expanded various projects except house buildings.

But at present when shaking the buffering to scaffold, generally buffering angle and mode are single to rigidity buffering when most, make appear easily in the buffering process connecting not hard up, lead to the mutual embedding joint of junction, make the circumstances that overall stability appears damaging when shaking appear.

Disclosure of Invention

The invention provides a building site anti-seismic support device for civil engineering, which can effectively solve the problems that the prior art has single buffering angle and mode and rigid buffering mostly when the scaffold is subjected to vibration buffering, so that loose connection is easy to occur in the buffering process, the connection parts are mutually embedded and clamped, and the overall stability is damaged during vibration.

In order to achieve the purpose, the invention provides the following technical scheme: a building site anti-seismic support device for civil engineering comprises a fixed support cylinder, wherein a buffer assembly is mounted on one side of the fixed support cylinder, and comprises a connecting threaded groove, an extension support cylinder, a fixed threaded cylinder, a limiting threaded cylinder, a buffer spring, a protective buffer pad, a support fixing column, a buffer adjusting frame, a fixed support box, a protective spring, a limiting support plate, a buffer fixing column, an auxiliary support plate, an inner hole support plate, an auxiliary spring, an arc-shaped clamping plate and a fixing pin;

the fixed bolster is characterized in that a connecting thread groove is formed in the top end of the fixed support barrel, the top end of the fixed support barrel is connected with an extension support barrel through threads, the fixed support barrel and the extension support barrel are welded at the top of the side end of the fixed support barrel, one end of the fixed thread barrel is far away from the fixed support barrel, the extension support barrel is connected with a limit thread barrel in a rotating mode, a buffer spring is welded on the inner side of the limit thread barrel, the buffer spring is far away from the limit thread barrel, and is connected with a protection cushion pad and a support fixing column in a clamping mode.

Preferably, the diameter of the fixed supporting cylinder is equal to that of the extension supporting cylinder, the side end of the protective cushion is attached to the side end of the limit threaded cylinder, and the side end of the buffer adjusting frame is slidably mounted on the inner side of the fixed supporting box.

Preferably, the buffering fixed column is slidably mounted on the inner side of the inner hole supporting plate, the side end of the arc-shaped clamping plate is attached to the side end of the supporting fixed column, and the side ends of the limiting supporting plate, the auxiliary supporting plate and the arc-shaped clamping plate are provided with fixing protection holes corresponding to the positions of the fixing pins.

Preferably, a supporting assembly is mounted on one side of the fixed supporting cylinder and comprises a limiting fixing hole, a limiting fixing block, an adjusting screw, a limiting supporting box, a T-shaped fixing block, a fixing limiting block, a limiting fixing frame, an embedded clamping hole, a fixing bolt, an embedded clamping frame, a limiting mounting hole, a U-shaped clamping rod, a fixing threaded hole and a sliding guide column;

spacing fixed orifices has been seted up to fixed stay section of thick bamboo side bottom, spacing fixed block is installed in the inboard embedding of spacing fixed orifices, spacing fixed block is kept away from spacing fixed orifices position department and is rotated and is connected with adjusting screw, two adjusting screw rotates and installs in spacing support box both ends, T type fixed block is installed in the inboard bottom embedding of spacing support box, the welding of T type fixed block top equidistance has the fixed stopper of a plurality of, fixed stopper side embedding is installed spacing mount, spacing support box side corresponds spacing mount position department and has seted up the embedding joint hole, embedding joint downthehole side is connected with embedding joint frame through fixing bolt, spacing mounting hole has been seted up to fixed stay section of thick bamboo and fixed stopper side, U type joint pole is installed in the inboard embedding of spacing mounting hole, spacing support box top corresponds fixing bolt position department and has seted up fixed screw hole, the symmetrical welding of spacing fixed block one end corresponding adjusting screw position department has the slip guide post.

Preferably, the adjusting screw is kept away from the one end welding of spacing fixed block and is had supplementary turning block, the embedding of T type fixed block top is installed in a fixed stay section of thick bamboo inboard, spacing mount embedding is installed in embedding joint hole inboard.

Preferably, the fixing bolt is embedded in the inner side of the fixing threaded hole, and the sliding guide column is penetratingly mounted at one end of the limiting support box.

Preferably, one side of the limiting support box is provided with an installation assembly, and the installation assembly comprises an L-shaped fixed plate, a rotating limiting plate, a fixed limiting pipe, a limiting fixed plate, an extension support plate, an installation bolt, a conical threaded cylinder, an L-shaped limiting plate, an L-shaped clamping plate, a returning block and a clamping fixed column;

spacing supporting box top is close to a joint of fixed stay section of thick bamboo position department and has L type fixed plate, L type fixed plate one end articulates there is the rotation limiting plate, L type fixed plate and the welding of rotation limiting plate top have fixed spacing pipe, two fixed spacing pipe top embedding is installed spacing fixed plate, the welding of L type fixed plate one end has the extension backup pad, extension backup pad bottom is connected with the toper screw thread section of thick bamboo through construction bolt, the one end welding that L type fixed plate was kept away from to the extension backup pad has L type limiting plate, L type limiting plate top symmetric welding has L type joint board, the welding of L type limiting plate top corresponding L type joint board position department has the piece of returning the mould, the piece of returning the mould and L type joint board pass through joint fixed column joint and connect.

Preferably, the side end of the rotation limiting plate is attached to the side end of the fixed supporting cylinder, the maximum rotation angle of the rotation limiting plate is a degree, and the L-shaped clamping plate is embedded and installed on the inner side of the molding block.

Compared with the prior art, the invention has the following beneficial effects: the invention has scientific and reasonable structure and safe and convenient use:

1. be provided with buffer assembly, slide along the fixed bolster box side by the buffering alignment jig, protection spring is simultaneously stretched and compression, make can slow down the impact force through protection spring when vibrations, and reset and the compression through the spring reduce the effort when making a round trip to rock, buffer protection through buffer spring and protection blotter to supporting between fixed column and the fixed bolster section of thick bamboo and the extension support section of thick bamboo, avoid supporting between fixed column and the fixed bolster section of thick bamboo and the extension support section of thick bamboo striking each other, lead to rigid damage, avoid simultaneously the mutual embedded joint when rocking, lead to whole supporting effect to be destroyed, it is inboard to drive the buffering fixed column embedding hole backup pad by auxiliary spring again, make and to make a round trip to rock when can effectual supplementary support, thereby further carry out spacing support to whole, further assurance to whole buffering protective effect, avoid appearing when shaking the dislocation and leading to the mutual joint of apparatus and piling up, through multiple flexible buffer, avoid rigid striking to lead to the circumstances of overall structure stability destruction to appear.

2. Be provided with supporting component, it is inboard to connect T type fixed block embedding joint to spacing support box, it is inboard to imbed joint frame embedding joint hole through fixing bolt, make connection that can be quick when needs are installed T type fixed block, imbed T type fixed block top with a fixed stay section of thick bamboo, through U type joint pole, adjusting screw and spacing fixed block support a fixed stay section of thick bamboo spacingly, make can be quick when needs fixed stay section of thick bamboo fixed mounting operate, and can be quick when needs are changed operate, the not equidimension fixed stay section of thick bamboo of adaptation that simultaneously can be quick carries out the erection bracing, the quick operation of the staff of being convenient for.

3. Be provided with the installation component, with a toper screw thread section of thick bamboo embedding ground, through spacing fixed plate, fixed spacing pipe, L type joint board and time type piece are to L type fixed plate, it fixes spacing support box side to rotate limiting plate and L type limiting plate joint, it imbeds toper screw thread section of thick bamboo side to drive the extension backup pad by construction bolt again, thereby it is quick spacing to spacing support box centre gripping, make can be quick when needs installation is fixed install carry out erection bracing, the stability of installation has been guaranteed, avoid appearing not hard up bottom base when rocking through rigid support, the condition that has leaded to wholly appearing the slope and toppling over appears, the rigid stability in bottom has been guaranteed.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic structural view of a cushioning assembly of the present invention;

FIG. 3 is a schematic view of the mounting structure of the damping adjustment mount of the present invention;

FIG. 4 is a schematic view of the mounting structure of the arcuate snap plate of the present invention;

FIG. 5 is a schematic structural view of the support assembly of the present invention;

FIG. 6 is a schematic view of the mounting structure of the insert card cage of the present invention;

FIG. 7 is a schematic view of the mounting structure of the limit fixing block of the present invention;

FIG. 8 is a schematic view of the construction of the mounting assembly of the present invention;

reference numbers in the figures: 1. a fixed support cylinder;

2. a buffer assembly; 201. connecting the thread groove; 202. extending the supporting cylinder; 203. fixing the threaded cylinder; 204. a limiting threaded cylinder; 205. a buffer spring; 206. a protective cushion; 207. supporting and fixing columns; 208. a buffer adjusting frame; 209. fixing the support box; 210. a guard spring; 211. a limiting support plate; 212. buffering and fixing columns; 213. an auxiliary support plate; 214. an inner hole support plate; 215. an auxiliary spring; 216. an arc-shaped clamping and connecting plate; 217. fixing the pin;

3. a support assembly; 301. limiting fixing holes; 302. a limit fixing block; 303. adjusting the screw rod; 304. a limiting support box; 305. t-shaped fixed blocks; 306. fixing a limiting block; 307. a limit fixing frame; 308. embedding the clamping holes; 309. fixing the bolt; 310. embedding a clamping frame; 311. limiting mounting holes; 312. a U-shaped clamping rod; 313. fixing the threaded hole; 314. a sliding guide post;

4. mounting the component; 401. an L-shaped fixing plate; 402. rotating the limiting plate; 403. fixing a limiting pipe; 404. a limiting fixing plate; 405. extending the support plate; 406. installing a bolt; 407. a tapered threaded barrel; 408. an L-shaped limiting plate; 409. an L-shaped clamping plate; 410. a molding block; 411. and clamping the fixing column.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.

The embodiment is as follows: as shown in fig. 1 to 8, the invention provides a technical solution, which is a building site anti-seismic support device for civil engineering, and comprises a fixed support cylinder 1, wherein a buffer component 2 is installed on one side of the fixed support cylinder 1, and the buffer component 2 comprises a connecting thread groove 201, an extension support cylinder 202, a fixed thread cylinder 203, a limit thread cylinder 204, a buffer spring 205, a protection buffer cushion 206, a support fixing column 207, a buffer adjusting frame 208, a fixed support box 209, a protection spring 210, a limit support plate 211, a buffer fixing column 212, an auxiliary support plate 213, an inner hole support plate 214, an auxiliary spring 215, an arc-shaped clamping plate 216 and a fixed pin 217;

the top end of a fixed supporting cylinder 1 is provided with a connecting thread groove 201, the top end of the fixed supporting cylinder 1 is connected with an extension supporting cylinder 202 through threads, the diameter of the fixed supporting cylinder 1 is equal to that of the extension supporting cylinder 202, so that the outer end can be effectively protected and fixed when being installed, the top parts of the side ends of the fixed supporting cylinder 1 and the extension supporting cylinder 202 are both welded with fixed thread cylinders 203, the positions of one ends of the fixed thread cylinders 203 far away from the fixed supporting cylinder 1 and the extension supporting cylinder 202 are rotatably connected with limit thread cylinders 204, the inner sides of the two limit thread cylinders 204 are welded with buffer springs 205, one ends of the buffer springs 205 far away from the limit thread cylinders 204 are clamped with protection cushion pads 206, the side ends of the protection cushion pads 206 are jointed with the side ends of the limit thread cylinders 204, so that the buffer can be effectively carried out in the use process, the condition that the instrument is damaged due to hard impact is avoided, and a supporting fixing column 207 is clamped between the two protection cushion pads 206, a buffer adjusting frame 208 is clamped at the side end of the supporting and fixing column 207, a fixed supporting box 209 is connected between the two buffer adjusting frames 208 in a sliding manner, the side end of the buffer adjusting frame 208 is arranged at the inner side of the fixed supporting box 209 in a sliding manner, so as to guide the buffer adjusting frame 208 conveniently, two protective springs 210 are symmetrically welded at the two ends of the inner side of the fixed supporting box 209, one ends of the two protective springs 210 are welded at one end of the buffer adjusting frame 208, a limit supporting plate 211 is clamped at the side end of the supporting and fixing column 207, a buffer fixing column 212 is welded at one end of the limit supporting plate 211, an auxiliary supporting plate 213 is clamped at the side end of the supporting and fixing column 207, an inner hole supporting plate 214 is welded at the position close to the buffer fixing column 212, the buffer fixing column 212 is arranged at the inner side of the inner hole supporting plate 214 in a sliding manner, so as to perform buffer guiding conveniently, and one end of the inner hole supporting plate 214 is welded with the auxiliary spring 215, auxiliary spring 215 one end and buffering fixed column 212 one end welded connection, spacing backup pad 211 and auxiliary support plate 213 one end articulate there is arc joint board 216, arc joint board 216 side with support fixed column 207 side laminating, be convenient for carry out the joint and connect, spacing backup pad 211, auxiliary support plate 213 and arc joint board 216 one end embedding are installed fixed pin 217, spacing backup pad 211, auxiliary support plate 213 and arc joint board 216 side correspond fixed pin 217 position department and have seted up fixed guard aperture, be convenient for connect fixedly.

A supporting component 3 is installed on one side of the fixed supporting cylinder 1, and the supporting component 3 comprises a limiting fixing hole 301, a limiting fixing block 302, an adjusting screw 303, a limiting supporting box 304, a T-shaped fixing block 305, a fixing limiting block 306, a limiting fixing frame 307, an embedding clamping hole 308, a fixing bolt 309, an embedding clamping frame 310, a limiting installation hole 311, a U-shaped clamping rod 312, a fixing threaded hole 313 and a sliding guide column 314;

the bottom of the side end of a fixed supporting cylinder 1 is provided with a limit fixing hole 301, the inner side of the limit fixing hole 301 is embedded and installed with a limit fixing block 302, the position of the limit fixing block 302 far away from the limit fixing hole 301 is rotatably connected with an adjusting screw 303, one end of the adjusting screw 303 far away from the limit fixing block 302 is welded with an auxiliary rotating block which is convenient for driving the adjusting screw 303 to rotate, two adjusting screws 303 are rotatably installed at the two ends of a limit supporting box 304, the bottom end of the inner side of the limit supporting box 304 is embedded and installed with a T-shaped fixing block 305, the top end of the T-shaped fixing block 305 is embedded and installed at the inner side of the fixed supporting cylinder 1, so that the fixed supporting cylinder 1 can be effectively fixed when in need of supporting, the top end of the T-shaped fixing block 305 is equidistantly welded with a plurality of fixed limiting blocks 306, the side end of the fixed limiting block 306 is embedded and installed with a limit fixing frame 307, embedding joint hole 308 is provided at the position, corresponding to the position of the limiting fixing frame 307, of the side end of the limiting support box 304, embedding and installing of the limiting fixing frame 307 is arranged on the inner side of the embedding joint hole 308, limiting connection is facilitated, the inner side of the embedding joint hole 308 is connected with an embedding joint frame 310 through a fixing bolt 309, limiting installation holes 311 are formed in the side ends of the fixing support barrel 1 and the fixing limiting block 306, U-shaped clamping rods 312 are embedded and installed on the inner side of the limiting installation holes 311, a fixing threaded hole 313 is formed in the position, corresponding to the position of the fixing bolt 309, of the top end of the limiting support box 304, the fixing bolt 309 is embedded and installed on the inner side of the fixing threaded hole 313, limiting can be effectively carried out when fixing is carried out, sliding guide columns 314 are symmetrically welded at the position, corresponding to the position of the adjusting screw 303, of one end of the limiting support box 304, and limiting guide are conveniently carried out.

A mounting assembly 4 is mounted on one side of the limiting support box 304, and the mounting assembly 4 comprises an L-shaped fixing plate 401, a rotating limiting plate 402, a fixing limiting pipe 403, a limiting fixing plate 404, an extension supporting plate 405, a mounting bolt 406, a conical threaded cylinder 407, an L-shaped limiting plate 408, an L-shaped clamping plate 409, a reverse block 410 and a clamping fixing column 411;

an L-shaped fixing plate 401 is clamped at the position, close to the fixed supporting cylinder 1, of the top end of the limiting supporting box 304, one end of the L-shaped fixing plate 401 is hinged with a rotating limiting plate 402, the side end of the rotating limiting plate 402 is attached to the side end of the fixed supporting cylinder 1, the maximum rotating angle of the rotating limiting plate 402 is 180 degrees, and fixed limiting pipes 403 are welded at the top ends of the L-shaped fixing plate 401 and the rotating limiting plate 402, limiting fixing plates 404 are installed at the top ends of the two fixed limiting pipes 403 in an embedded mode, an extension supporting plate 405 is welded at one end of the L-shaped fixing plate 401, the bottom end of the extension supporting plate 405 is connected with a conical threaded cylinder 407 through a mounting bolt 406, an L-shaped limiting plate 408 is welded at the end, far away from the L-shaped fixing plate 401, L-shaped clamping plates 409 are symmetrically welded at the top ends of the L-shaped limiting plates 408, a return block 409 is welded at the position, corresponding to the L-shaped clamping plate 409, the L-shaped clamping plate is embedded and installed at the inner side of the return block 410 for facilitating fixed support, and the return block 410 is clamped with the L-shaped clamping plate 409 through a clamping column 411.

The working principle and the using process of the invention are as follows: when the scaffold needs to be supported and fixed, a wage worker inserts and clamps a T-shaped fixing block 305 into the inner side of a limiting support box 304, inserts an embedded clamping frame 310 into the inner side of an embedded clamping hole 308, and then inserts latent heat of a fixing bolt 309 into the inner side of a fixing threaded hole 313, so that the side end of the embedded clamping frame 310 is attached to the side end of a fixing limiting block 306, so that the T-shaped fixing block 305 can be quickly connected when the T-shaped fixing block 305 needs to be installed, then inserts a fixing support cylinder 1 into the top end of the T-shaped fixing block 305, inserts a U-shaped clamping rod 312 into the inner side of a limiting installation hole 311, rotates an adjusting screw 303, drives the limiting fixing block 302 to move to the inner side of the limiting fixing hole 301 under the guiding action of a sliding guide post 314 by the adjusting screw 303, so that the fixing support cylinder 1 can be quickly supported and limited, so that the fixing support cylinder 1 can be quickly operated when the fixing support cylinder 1 needs to be fixedly installed, and can be quickly operated when the fixing support cylinder 1 needs to be replaced, and meanwhile, so that a worker can quickly operate;

after the fixing of the fixed support barrel 1 is completed, the limiting support box 304 is placed at an installation position, the conical threaded barrel 407 is embedded into the ground, the L-shaped fixing plate 401 and the L-shaped limiting plate 408 are placed at the side end of the limiting support box 304, the rotating limiting plate 402 is rotated to enable the rotating limiting plate 402 to be attached to the side end of the L-shaped fixing plate 401, the limiting fixing plate 404 is embedded into the inner side of the fixed limiting pipe 403, the L-shaped clamping plate 409 is embedded into the inner side of the square-shaped block 410, the L-shaped clamping plate 409 and the square-shaped block 410 are fixedly matched through the clamping fixing column 411, the L-shaped fixing plate 401 and the rotating limiting plate 402 are mutually fixedly matched, and the two L-shaped limiting plates 408 are mutually clamped and connected, so that the limiting can be quickly installed and limited when the limiting support box 304 is fixed, the extending support plate 405 is driven to be embedded into the side end of the conical threaded barrel 407 by the installation bolt 406, the limiting support box 304 can be quickly installed and supported, the installation and support can be quickly installed and supported when installation and fixing are needed, the installation stability is ensured, and the situation that the base is prevented from loosening when the base shakes, and the whole body inclines can fall down;

the fixed supporting cylinder 1 and the extension supporting cylinder 202 are connected in a clamping mode through the connecting thread groove 201, the limit thread cylinder 204 is clamped on the inner side of the fixed thread cylinder 203, the limit thread cylinder 204 and the support fixing column 207 are clamped between the two fixed supporting cylinders 1 and the extension supporting cylinder 202, the buffer adjusting frame 208 is clamped on the side end of the support fixing column 207, the limit supporting plate 211 and the auxiliary supporting plate 213 are clamped on the side end of the support fixing column 207, the arc-shaped clamping plate 216 is rotated, the side end of the arc-shaped clamping plate 216 is attached to the side ends of the limit supporting plate 211 and the auxiliary supporting plate 213, and limit fixing is carried out through the fixing pin 217, so that rapid combination is carried out, when the buffer adjusting frame 208 transversely shakes, the buffer adjusting frame 208 slides along the side end of the fixed supporting box 209, meanwhile, the protective spring 210 is stretched and compressed, and the position of the buffer adjusting frame 208 can be limited and fixed in two different modes in the buffer process, so that the shaking effect can be reduced during the transverse shaking, the damage of the instrument caused by the direct rigid impact shaking can be avoided, during the longitudinal shaking, the buffer protection is performed between the supporting fixed column 207 and the fixed supporting cylinder 1 and the extending supporting cylinder 202 through the buffer spring 205 and the protection buffer cushion 206, the mutual impact between the supporting fixed column 207 and the fixed supporting cylinder 1 and the extending supporting cylinder 202 is avoided, the rigid damage is caused, meanwhile, the mutual embedded clamping during the shaking is avoided, the whole supporting effect is damaged, the whole body is further protected and fixed, during the back and forth shaking, the auxiliary spring 215 drives the buffer fixed column 212 to be embedded into the inner side of the inner hole supporting plate 214, the auxiliary support can be effectively performed during the back and forth shaking, the limit support is further performed on the whole body, and the buffer protection effect of the whole body is further ensured, meanwhile, the situation that the whole body is damaged due to rigid fracture when the vibration shakes is avoided.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a construction site antidetonation strutting arrangement for civil engineering, includes a fixed stay section of thick bamboo (1), its characterized in that: a buffer component (2) is installed on one side of the fixed support cylinder (1), and the buffer component (2) comprises a connecting thread groove (201), an extension support cylinder (202), a fixed thread cylinder (203), a limit thread cylinder (204), a buffer spring (205), a protection buffer pad (206), a support fixing column (207), a buffer adjusting frame (208), a fixed support box (209), a protection spring (210), a limit support plate (211), a buffer fixing column (212), an auxiliary support plate (213), an inner hole support plate (214), an auxiliary spring (215), an arc clamping plate (216) and a fixing pin (217);

the top end of the fixed supporting cylinder (1) is provided with a connecting thread groove (201), the top end of the fixed supporting cylinder (1) is connected with an extension supporting cylinder (202) through threads, the tops of the side ends of the fixed supporting cylinder (1) and the extension supporting cylinder (202) are respectively welded with a fixed thread cylinder (203), one end of the fixed thread cylinder (203) far away from the fixed supporting cylinder (1) and the extension supporting cylinder (202) is rotatably connected with a limit thread cylinder (204), the inner sides of the two limit thread cylinders (204) are welded with a buffer spring (205), one end of the buffer spring (205) far away from the limit thread cylinder (204) is clamped with a protection buffer cushion (206), a supporting fixed column (207) is clamped between the two protection cushions (206), the side end of the supporting fixed column (207) is clamped with a buffer adjusting frame (208), a fixed supporting box (209) is slidably connected between the two buffer adjusting frames (208), the two ends of the inner side of the fixed supporting box (209) are symmetrically welded with protection springs (210), one end of the two protection springs (210) is welded to one end of the buffer adjusting frame (208), the supporting plate (211) is clamped with a limit supporting plate (213), and the side end of the supporting plate (213) is welded with an auxiliary supporting plate (213), an inner hole supporting plate (214) is welded at a position, close to the buffering fixing column (212), of one end of the auxiliary supporting plate (213), an auxiliary spring (215) is welded at one end of the inner hole supporting plate (214), one end of the auxiliary spring (215) is welded and connected with one end of the buffering fixing column (212), an arc-shaped clamping and connecting plate (216) is hinged to one ends of the limiting supporting plate (211) and the auxiliary supporting plate (213), and a fixing pin (217) is embedded and installed at one ends of the limiting supporting plate (211), the auxiliary supporting plate (213) and the arc-shaped clamping and connecting plate (216);

a supporting component (3) is installed on one side of the fixed supporting cylinder (1), and the supporting component (3) comprises a limiting fixing hole (301), a limiting fixing block (302), an adjusting screw (303), a limiting supporting box (304), a T-shaped fixing block (305), a fixing limiting block (306), a limiting fixing frame (307), an embedding clamping hole (308), a fixing bolt (309), an embedding clamping frame (310), a limiting mounting hole (311), a U-shaped clamping rod (312), a fixing threaded hole (313) and a sliding guide column (314);

the bottom of the side end of the fixed supporting cylinder (1) is provided with a limit fixing hole (301), the inner side of the limit fixing hole (301) is embedded with a limit fixing block (302), the position of the limiting fixing block (302) far away from the limiting fixing hole (301) is rotatably connected with adjusting screws (303), the two adjusting screws (303) are rotatably arranged at two ends of the limiting supporting box (304), a T-shaped fixing block (305) is embedded in the bottom end of the inner side of the limiting supporting box (304), a plurality of fixed limit blocks (306) are welded at the top end of the T-shaped fixed block (305) at equal intervals, a limit fixing frame (307) is embedded and installed at the side end of the fixing limit block (306), an embedding clamping hole (308) is arranged at the position of the side end of the limiting supporting box (304) corresponding to the limiting fixing frame (307), the inner side of the embedding clamping hole (308) is connected with an embedding clamping frame (310) through a fixing bolt (309), the side ends of the fixed supporting cylinder (1) and the fixed limiting block (306) are provided with limiting mounting holes (311), a U-shaped clamping rod (312) is embedded and installed at the inner side of the limiting installation hole (311), a fixing threaded hole (313) is arranged at the position of the top end of the limiting support box (304) corresponding to the fixing bolt (309), sliding guide columns (314) are symmetrically welded at the positions, corresponding to the adjusting screw rods (303), of one end of the limiting fixed block (302);

an auxiliary rotating block is welded at one end, far away from the limiting fixing block (302), of the adjusting screw rod (303), the top end of the T-shaped fixing block (305) is embedded and installed on the inner side of the fixing and supporting cylinder (1), and the limiting fixing frame (307) is embedded and installed on the inner side of the embedding clamping hole (308);

the fixing bolt (309) is embedded and installed on the inner side of the fixing threaded hole (313), and the sliding guide column (314) is installed at one end of the limiting support box (304) in a penetrating mode;

a mounting assembly (4) is mounted on one side of the limiting support box (304), and the mounting assembly (4) comprises an L-shaped fixing plate (401), a rotating limiting plate (402), a fixing limiting pipe (403), a limiting fixing plate (404), an extension supporting plate (405), a mounting bolt (406), a conical threaded cylinder (407), an L-shaped limiting plate (408), an L-shaped clamping plate (409), a U-shaped block (410) and a clamping fixing column (411);

spacing support box (304) top is close to a fixed stay section of thick bamboo (1) position department joint and has L type fixed plate (401), L type fixed plate (401) one end articulates there is rotation limiting plate (402), L type fixed plate (401) and rotation limiting plate (402) top welding have fixed spacing pipe (403), two fixed spacing pipe (403) top embedding is installed spacing fixed plate (404), L type fixed plate (401) one end welding has extension backup pad (405), extension backup pad (405) bottom is connected with toper screw thread section of thick bamboo (407) through construction bolt (406), the one end welding that L type fixed plate (401) were kept away from in extension backup pad (405) has L type limiting plate (408), L type limiting plate (408) top symmetrical welding has L type joint board (409), L type limiting plate (408) top corresponds L type joint board (409) position department welding and has returning type piece (410), returning type piece (410) and L type joint board (409) are connected through joint fixed column (411) joint.

2. An earthquake-resistant supporting device for a construction site of civil engineering as claimed in claim 1, wherein the diameter of the fixed supporting cylinder (1) is equal to that of the extended supporting cylinder (202), the side end of the protective buffer (206) is fitted with the side end of the limit screw cylinder (204), and the side end of the buffer adjusting bracket (208) is slidably mounted inside the fixed supporting box (209).

3. The building site earthquake-resistant supporting device for civil engineering as claimed in claim 1, wherein the buffer fixing column (212) is slidably mounted inside the inner hole supporting plate (214), the side end of the arc-shaped clamping plate (216) is attached to the side end of the supporting fixing column (207), and the side ends of the limit supporting plate (211), the auxiliary supporting plate (213) and the arc-shaped clamping plate (216) are provided with fixing and protecting holes corresponding to the fixing pins (217).

4. The construction site earthquake-resistant support device for civil engineering as claimed in claim 1, wherein the side end of the rotation limiting plate (402) is abutted with the side end of the fixed support cylinder (1), the maximum rotation angle of the rotation limiting plate (402) is 180 degrees, and the L-shaped snap plate (409) is embedded and installed inside the swage block (410).