CN217781763U

CN217781763U - Temporary support capable of being rapidly disassembled

Info

Publication number: CN217781763U
Application number: CN202221930071.8U
Authority: CN
Inventors: 张志刚; 拜驰; 李九宴
Original assignee: Jiangsu Provincial Transportation Engineering Group Co Ltd
Current assignee: Jiangsu Provincial Transportation Engineering Group Co Ltd
Priority date: 2022-07-23
Filing date: 2022-07-23
Publication date: 2022-11-11
Anticipated expiration: 2032-07-23

Abstract

The utility model relates to a but temporary support of quick dismantlement, it includes a sand section of thick bamboo and a lower sand section of thick bamboo, it slides and sets up in a lower sand section of thick bamboo to go up a sand section of thick bamboo, it forms into husky mouth to go up to enclose to establish between sand section of thick bamboo outer wall and the lower sand section of thick bamboo inner wall, be equipped with a plurality of water ports on the lower sand section of thick bamboo, threaded connection has the sealing plug on the lower sand section of thick bamboo, the sealing plug is used for sealed water port, the detachable mounting bracket that is connected with in the sealing plug outside, around being equipped with the glide band on the mounting bracket, the one end that the mounting bracket was kept away from to the glide band is connected with the synchronizing part, the synchronizing part drives the glide band synchronous slip that is located on a plurality of mounting brackets. This application has the efficiency that has improved the user and has demolishd the sealing plug, the efficient effect of demolising of temporary support promptly.

Description

Temporary support capable of being rapidly disassembled

Technical Field

The application relates to the field of bridge installation engineering, in particular to a temporary support capable of being rapidly disassembled.

Background

The temporary support is a very important and indispensable ring in the temporary engineering of the bridge erection process. Firstly, a temporary support is arranged at the pier top, and then a prefabricated box girder and the like are arranged on the temporary support. And after the procedures of wet joint, wet hinge joint, hogging moment tensioning, grouting and the like are finished, the temporary support is dismantled, and the system conversion is finished.

The utility model with the bulletin number of CN2018219879870 discloses a temporary support, which comprises a sand cylinder body, wherein the sand cylinder body is used for temporarily supporting a beam body, the sand cylinder body comprises a first sand cylinder and a second sand cylinder arranged on the first sand cylinder, and the first sand cylinder is a solid sand cylinder; the cross section of the first sand cylinder is smaller than that of the second sand cylinder; the base plate is fixedly connected to the bottom of the second sand cylinder, and the fine sand inlet and the water through hole are arranged on the second sand cylinder through bolts; when the beam body is temporarily supported, fine sand is injected into the second sand cylinder from the fine sand inlet, and the water through hole is closed; when demolising temporary support, let in the water source from the limbers, during the water source flowed into a second sand section of thick bamboo, the fine sand flows through the runner, and the high step-down of fine sand sinks, drives a first sand section of thick bamboo and gets into a second sand section of thick bamboo, and a sand section of thick bamboo body height step-down removes temporary support.

In view of the above-mentioned related technologies, the inventor believes that when draining water and discharging sand, bolts on a plurality of water through ports need to be removed in sequence, which results in that it takes much time for constructors to remove the temporary support, that is, the temporary support has a defect of low removal efficiency.

SUMMERY OF THE UTILITY MODEL

In order to improve the defect that the temporary support is low in dismantling efficiency, the application provides a temporary support capable of being rapidly dismantled.

The application provides a pair of temporary support that can dismantle fast adopts following technical scheme:

the utility model provides a but temporary support of quick dismantlement, includes a sand section of thick bamboo, a lower sand section of thick bamboo, it slides and sets up in a lower sand section of thick bamboo to go up a sand section of thick bamboo, go up and enclose between a sand section of thick bamboo outer wall and the lower sand section of thick bamboo inner wall and establish into husky mouth, its characterized in that: be equipped with a plurality of water ports on the sand section of thick bamboo down, threaded connection has the sealing plug on the sand section of thick bamboo down, the sealing plug is used for sealed water port, the detachable mounting bracket that is connected with in the sealing plug outside, around being equipped with the slip band on the mounting bracket, the one end that the mounting bracket was kept away from to the slip band is connected with the synchronizing part, the synchronizing part is used for driving the slip band synchronous slip that is located on a plurality of mounting brackets.

Through adopting above-mentioned technical scheme, when dismantling the temporary support, through the setting of synchronizing part, can drive a plurality of slip bands that are connected rather than synchronous sliding, and then drive and rotate with slip band complex mounting bracket in step, because the mounting bracket links to each other with the sealing plug, the mounting bracket drives the sealing plug and rotates to remove the screw-thread fit of sealing plug and lower sand section of thick bamboo, need not the manual a plurality of sealing plugs of demolising in proper order of user, the efficiency of the sealing plug is demolishd to the user has been improved, the efficiency of demolising of temporary support has been improved promptly.

Optionally, the synchronizing part includes a connecting band, and two ends of the connecting band are respectively connected to the sliding bands connected to the adjacent mounting frames.

Through adopting above-mentioned technical scheme, when dismantling the temporary support, user's accessible pull connecting band drives the slip tape that links to each other rather than synchronous sliding, and then drives mounting bracket, sealing plug synchronous rotation, removes the sealing plug to the sealed of leading to the water mouth, has improved the efficiency of demolising the temporary support.

Optionally, the mounting frame is provided with an engagement groove, the engagement groove is used for being hermetically engaged with a sealing plug, a fixing block is slidably disposed on the sealing plug, a fixing groove is formed in the inner wall of the engagement groove, the fixing groove is used for being engaged with the fixing block, and a driving member for driving the fixing block to slide is disposed on the sealing plug.

Through adopting above-mentioned technical scheme, when dismantling the temporary support, through the cooperation in sealing plug and gomphosis groove, install the mounting bracket on the sealing plug, under the drive of driving piece, the fixed block slides to and with the fixed slot gomphosis for the mounting bracket is inseparabler with being connected of sealing plug, and the mounting bracket can drive the sealing plug and rotate steadily, and transmission effect is better.

Optionally, the driving part includes an elastic part, one end of the elastic part is connected with the fixed block, the other end of the elastic part is connected with the sealing plug, two guiding inclined planes are arranged on the fixed block, the two guiding inclined planes are symmetrically arranged about the central line of the length direction of the fixed block, the guiding inclined planes are opposite to the inner bottom wall of the tabling groove, and the guiding inclined planes are used for driving the fixed block to slide towards the center of the sealing plug in cooperation with the mounting frame.

By adopting the technical scheme, when the mounting frame is mounted on the sealing plug, the mounting frame is sleeved on the sealing plug and is driven to slide towards the center of the lower sand cylinder, and the mounting frame is abutted against the guide inclined plane and then drives the fixing block to slide towards the center of the sealing plug; and continuously sliding the mounting frame until the sealing plug is completely embedded with the embedding groove and the fixing block is aligned with the fixing groove, and under the elastic action of the elastic piece, the fixing block slides to be embedded with the fixing groove, so that the relative position relation between the mounting frame and the sealing plug is fixed.

When dismantling the mounting bracket, keep away from lower sand section of thick bamboo center pulling mounting bracket, the inner wall of fixed slot and another direction inclined plane butt of fixed block to the extrusion fixed block slides towards sealed center, realizes the separation of fixed block and fixed slot, can separate mounting bracket and sealing plug, realizes the dismantlement of mounting bracket, and the installation of mounting bracket and sealing plug and dismantlement are comparatively simple and convenient, have improved the efficiency that the user installed and demolishd the mounting bracket.

Optionally, a clamping groove is formed in one end, away from the sealing plug, of the mounting frame, the clamping groove is used for accommodating the sliding tape, a baffle is arranged on the mounting frame, and the baffle is used for fixing the relative position relationship between the sliding tape and the mounting frame.

Through adopting above-mentioned technical scheme, because the tape that slides is located the draw-in groove, consequently the draw-in groove has injectd the displacement of tape that slides, through the setting of baffle for the tape that slides is attached to in the draw-in groove, has further fixed the relative position relation between tape that slides and the mounting bracket, can stably drive the mounting bracket when the user stimulates tape that slides and rotate.

Optionally, a magnet is arranged at one end of the mounting frame away from the sealing plug, and the magnet is used for attracting the adjacent mounting frame.

Through adopting above-mentioned technical scheme, the mounting bracket uses the back that finishes, through the inter attraction of magnet, makes two mounting brackets adsorb mutually on the back mutually and link to each other, and convenient to use person accomodates the mounting bracket.

Optionally, one end of the upper sand cylinder, which is close to the lower sand cylinder, is sealed, and C50 concrete is filled in the upper sand cylinder.

By adopting the technical scheme, because the C50 concrete filled in the sand cylinder has higher strength, the sand cylinder is not easy to deform when bearing the box girder, so that the temporary support can stably support the box girder.

Optionally, a plurality of fixing rods are arranged on the inner wall of the lower sand cylinder, the fixing rods are arranged around the circumference of the central axis of the lower sand cylinder in an array mode, connecting rods are arranged on the fixing rods and used for connecting adjacent fixing rods, and one end, far away from the inner wall of the lower sand cylinder, of each connecting rod is abutted to the outer wall of the upper sand cylinder.

Through adopting above-mentioned technical scheme, through dead lever and last sand section of thick bamboo lateral wall butt, and then when bearing the weight of the case roof beam, it is less at horizontal plane offset range to go up a sand section of thick bamboo, makes the temporary support more stable to bearing of case roof beam, has improved the precision of construction installation.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when the temporary support is disassembled, the synchronous piece is arranged, the plurality of slip bands connected with the synchronous piece can be driven to synchronously slide, and the mounting frame and the sealing plug are further driven to synchronously rotate, so that the thread fit between the sealing plug and the sand discharging barrel is removed, the disassembly of the sealing plug is realized, a user does not need to manually disassemble the plurality of sealing plugs in sequence, the efficiency of the user in disassembling the sealing plug is improved, and the disassembly efficiency of the temporary support is improved;

2. when the temporary support is disassembled, a user can drive the slip tape connected with the temporary support to synchronously slide by pulling the connecting tape, so that the mounting frame and the sealing plug are driven to synchronously rotate, the threaded fit between the sealing plug and the inner wall of the water port is removed, and the efficiency of disassembling the temporary support by using the temporary support is improved;

3. when dismantling the temporary support, slide the mounting bracket along sealing plug length direction, until sealing plug and gomphosis groove gomphosis after, under the drive of driving piece, the fixed block slides to and fixed slot gomphosis for the mounting bracket is inseparabler with being connected of sealing plug, and the mounting bracket can drive the sealing plug and stabilize the rotation, and transmission effect is better.

Drawings

Fig. 1 is a schematic overall structure diagram in the embodiment of the present application.

Fig. 2 is a schematic partial cross-sectional view of a temporary support in an embodiment of the present application.

Fig. 3 is an enlarged view of a portion a in fig. 2.

Fig. 4 is a schematic view showing a connecting rod in the embodiment of the present application.

Description of reference numerals: 1. a sand feeding cylinder; 2. c50 concrete; 3. a sand discharging cylinder; 31. a water inlet; 32. fixing the rod; 33. a connecting rod; 4. a sealing plug; 41. a fixed block; 411. a guide slope; 412. a first inclined plane; 42. an elastic member; 5. a mounting frame; 51. a fitting groove; 52. fixing grooves; 53. a card slot; 54. a baffle plate; 55. a magnet; 6. a slip band; 61. and a connecting belt.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses but temporary support of quick dismantlement. Referring to fig. 1, a temporary support capable of being rapidly disassembled comprises an upper sand cylinder 1 and a lower sand cylinder 3, wherein the upper sand cylinder 1 is filled with C50 concrete 2, the upper sand cylinder 1 is arranged in the lower sand cylinder 3 in a sliding manner along the height direction of the lower sand cylinder, and a sand inlet is formed between the outer wall of the upper sand cylinder 1 and the inner wall of the lower sand cylinder 3. Two water openings 31 are formed in the lower sand cylinder 3, the two water openings 31 are symmetrically arranged about the central axis of the lower sand cylinder 3, two sealing plugs 4 are arranged on the lower sand cylinder 3, and the sealing plugs 4 are in threaded connection with the inner wall of the water openings 31.

Referring to fig. 2 and 3, the detachable mounting bracket 5 that is connected with on the sealing plug 4, offer the gomphosis groove 51 that is used for supplying the gomphosis of sealing plug 4 on the mounting bracket 5, the mounting bracket 5 is kept away from 4 one ends of sealing plug and has been seted up draw-in groove 53, draw-in groove 53 encircles the setting of 5 peripheries of mounting bracket, the winding has many circles of tape of sliding 6 on the mounting bracket 5, tape of sliding 6 is located the draw-in groove, tape of sliding 6 that is located on two mounting brackets 5 passes through connecting band 61 and connects.

Referring to fig. 3, a baffle 54 is hinged on the mounting frame 5, and the baffle 54 is used for fixing the relative position relationship between the sliding belt 6 and the mounting frame 5, so that the stability of the connection between the sliding belt 6 and the mounting frame 5 is improved.

When the temporary support is used, the fine sand is filled into the lower sand cylinder 3 from the sand inlet, the top plate at the top of the upper sand cylinder 1 bears a box girder, the fine sand in the sand cylinder bears the weight applied by the box girder, and then the temporary support can stably support the box girder.

Referring to fig. 4, integrated into one piece has a plurality of dead levers 32 on the sand section of thick bamboo 3 inner wall down, and the quantity of dead lever 32 is 4 in this embodiment, and dead lever 32 encircles the setting of 3 axis circumference arrays of sand section of thick bamboo down, is fixed with connecting rod 33 between the adjacent dead lever 32, and connecting rod 33 is the arc setting, and connecting rod 33 keeps away from the one end of 3 inner walls of sand section of thick bamboo and the laminating of 1 outer wall of last sand section of thick bamboo down. Therefore, when the sand feeding cylinder 1 bears the box girder, the sand feeding cylinder 1 can stably support the box girder through the support of the connecting rod 33 and the fixing rod 32, and the box girder can conveniently complete the procedures of wet joint, wet hinge joint, hogging moment tensioning, grouting and the like.

After the temporary support is used, water is poured into the lower sand cylinder 3 from the sand inlet, so that the fine sand in the lower sand cylinder 3 is fully mixed with the water. Pulling connecting band 61, two slip bands 6 that drive rather than linking to each other slide in step, and then drive two mounting brackets 5 and rotate in step, and mounting bracket 5 drives sealing plug 4 and rotates, and two sealing plugs 4 are relieved with the screw-thread fit of water service hole 31 inner wall in step, and the muddy water after the mixture flows out from two water service holes 31, and last sand section of thick bamboo 1 descends along with the decline of muddy water horizontal plane, realizes that last sand section of thick bamboo 1 separates with the case roof beam, accomplishes the dismantlement work of temporary support.

Referring to fig. 2 and 3, in order to improve the stability of the mounting bracket 5 driving the sealing plug 4 to rotate, two fixing blocks 41 are slidably connected to the sealing plug 4, the two fixing blocks 41 are symmetrically arranged about the central axis of the sealing plug 4, a fixing groove 52 is formed in the inner side wall of the embedding groove 51, and the fixing groove 52 is used for embedding the fixing blocks 41. The end of the fixing block 41 close to the center of the sealing plug 4 is connected with an elastic element 42, the elastic element 42 may be a spring or a spring plate, but any elastic element that can drive the fixing block 41 to slide may be used, and in this embodiment, a spring is preferably used, and the end of the spring far from the fixing block 41 is fixedly connected with the sealing plug 4.

Referring to fig. 2 and 3, two guide inclined surfaces 411 are provided at one end of the fixing block 41 far from the elastic member 42, the two guide inclined surfaces 411 are symmetrically disposed about a central axis in a length direction of the fixing block 41, the guide inclined surface 411 far from the lower sand barrel 3 is disposed opposite to an inner bottom wall of the fitting groove 51, the guide inclined surface 411 close to the lower sand barrel 3 is a first inclined surface 412, one end of the first inclined surface 412 close to the central axis of the fixing block 41 is disposed far from a center of the fixing block 41, and one end of the first inclined surface 412 far from the central axis of the fixing block 41 is disposed close to the center of the fixing block 41.

When dismantling temporary support, slide mounting bracket 5 along sealing plug 4 length direction, mounting bracket 5 and direction inclined plane 411 butt to drive fixed block 41 and slide towards sealing plug 4 center, make fixed block 41 slide to in the sealing plug 4. The mounting bracket 5 is further slid to completely fit the sealing plug 4 into the fitting groove 51, and the fixing block 41 is slid toward the fixing groove 52 by the elastic force of the elastic member 42 until the fixing block 41 is completely fitted into the fixing groove 52, so that the mounting bracket 5 is completely fixed to the sealing plug 4.

Arrange husky back that finishes, user pulling mounting bracket 5 makes mounting bracket 5 keep away from sealing plug 4 center, the inner wall and the first inclined plane 412 butt of fixed slot 52 to drive fixed block 41 slides to sealing plug 4 center, makes fixed block 41 and fixed slot 52 separation, continues pulling mounting bracket 5, makes mounting bracket 5 and sealing plug 4 clean separation, and the dismantlement of mounting bracket 5 is accomplished.

Referring to fig. 2 and 3, one end of the mounting frame 5, which is far away from the sealing plug 4, is provided with a magnet 55, and after the mounting frame 5 is separated from the sealing plug 4, the two adjacent mounting frames 5 are mutually attracted through the magnet 55, and the mounting frame 5 is assembled in pairs.

The implementation principle of the temporary support capable of being rapidly disassembled in the embodiment of the application is as follows: when dismantling the temporary support, slide mounting bracket 5 along sealing plug 4 length direction, until sealing plug 4 and gomphosis groove 51 gomphosis, under the elasticity of elastic component 42, fixed block 41 and fixed slot 52 gomphosis, pulling connecting band 61 drives slip band 6 and slides, thereby drive mounting bracket 5 and sealing plug 4 synchronous rotation, remove the screw-thread fit of a plurality of sealing plugs 4 and water service mouth 31 inner wall simultaneously, the quick outflow of fine sand in the lower sand section of thick bamboo 3, the dismantlement efficiency of temporary support has been improved.

The above are preferred embodiments of the present application, and the scope of protection of the present application is not limited thereto, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a but quick dismantlement's temporary support, includes sand section of thick bamboo (1) and sand section of thick bamboo (3) down, it slides and sets up in sand section of thick bamboo (3) down to go up sand section of thick bamboo (1), it establishes formation sand inlet, its characterized in that to go up to enclose between sand section of thick bamboo (1) outer wall and the sand section of thick bamboo (3) inner wall down: be equipped with a plurality of water service ports (31) on sand section of thick bamboo (3) down, threaded connection has sealing plug (4) on sand section of thick bamboo (3) down, sealing plug (4) are used for sealed water service port (31), sealing plug (4) outside is detachable to be connected with mounting bracket (5), around being equipped with slip area (6) on mounting bracket (5), the one end that mounting bracket (5) were kept away from in slip area (6) is connected with the synchronizing part, the synchronizing part is used for driving slip area (6) synchronous slip that is located on a plurality of mounting bracket (5).

2. A quick-release temporary support according to claim 1, characterized in that: the synchronous piece comprises a connecting belt (61), and two ends of the connecting belt (61) are connected with the sliding belts (6) on the adjacent mounting frames (5) respectively.

3. A quickly detachable temporary support according to claim 1, characterized in that: the mounting frame (5) is provided with an embedding groove (51), the embedding groove (51) is used for being embedded with the sealing plug (4) in a sealing mode, the sealing plug (4) is provided with a fixing block (41) in a sliding mode, the inner wall of the embedding groove (51) is provided with a fixing groove (52), the fixing groove (52) is used for enabling the fixing block (41) to be embedded, and a driving piece for driving the fixing block (41) to slide is arranged on the sealing plug (4).

4. A quick-release temporary support according to claim 3, characterized in that: the driving piece comprises an elastic piece (42), one end of the elastic piece (42) is connected with a fixing block (41), the other end of the elastic piece (42) is connected with the sealing plug (4), two guide inclined planes (411) are arranged on the fixing block (41), the two guide inclined planes (411) are symmetrically arranged relative to the center line of the length direction of the fixing block (41), the guide inclined planes (411) are arranged opposite to the inner bottom wall of the embedding groove (51), and the guide inclined planes (411) are used for being matched with the mounting frame (5) to drive the fixing block (41) to slide towards the center of the sealing plug (4).

5. A quick-release temporary support according to claim 1, characterized in that: the mounting bracket (5) is far away from one end of the sealing plug (4) and is provided with a clamping groove (53), the clamping groove (53) is used for accommodating the sliding tape (6), the mounting bracket (5) is rotatably connected with a baffle (54), and the baffle (54) is used for fixing the relative position relation between the sliding tape (6) and the mounting bracket (5).

6. A quick-release temporary support according to claim 1, characterized in that: and a magnet (55) is arranged at one end, far away from the sealing plug (4), of the mounting frame (5), and the magnet (55) is used for attracting the adjacent mounting frame (5).

7. A quick-release temporary support according to claim 1, characterized in that: one end of the upper sand cylinder (1) close to the lower sand cylinder (3) is sealed, and C50 concrete (2) is filled in the upper sand cylinder (1).

8. A quick-release temporary support according to claim 1, characterized in that: be equipped with a plurality of dead levers (32) on sand section of thick bamboo (3) inner wall down, it is a plurality of dead lever (32) encircle sand section of thick bamboo (3) axis circumference array setting down, are equipped with connecting rod (33) on dead lever (32), connecting rod (33) are used for connecting adjacent dead lever (32), the one end and the last sand section of thick bamboo (1) outer wall looks butt of sand section of thick bamboo (3) inner wall down are kept away from in connecting rod (33).