CN117071443A - Anti-overturning device for side beam of prefabricated anti-collision wall small box girder - Google Patents

Abstract

The application relates to the technical field of building construction and discloses an anti-overturning device for a side beam of a prefabricated anti-collision wall small box beam, which comprises a plurality of fixing devices arranged between two adjacent small box beams, wherein the fixing devices are distributed along the length direction of the small box beams, each fixing device comprises two clamping assemblies and a connecting assembly arranged between the two clamping assemblies, the two clamping assemblies correspond to the two adjacent small box beams one by one, each clamping assembly is used for clamping a corresponding small box beam wing plate, and the connecting assembly is used for connecting the two adjacent clamping assemblies. The application has the effect of reducing the possibility of overturning the small box girder in the working process.

Description

Anti-overturning device for side beam of prefabricated anti-collision wall small box girder

Technical Field

The application relates to the technical field of building construction, in particular to an anti-overturning device for a side beam of a prefabricated anti-collision wall small box girder.

Background

Along with the continuous development of traffic construction, viaducts are increasingly increased. The existing viaduct generally comprises pier upright posts, pier capping beams and small box beams. The bridge pier upright post is vertically installed on the ground, the bridge pier bent cap is installed at the bridge pier upright post top, the bridge pier bent cap top is provided with a plurality of dogs, the small box girder is installed at the bridge pier bent cap top, the small box girder is provided with a plurality of, and every small box girder is all arranged between two adjacent dogs. The side edge of the top of the small box girder near the side edge of the bridge pier capping girder is generally provided with a prefabricated anti-collision wall, and the prefabricated anti-collision wall is arranged on the side edge of the top of the small box girder, so that the gravity center of the small box girder is easily deviated due to the prefabricated anti-collision wall, and the small box girder is overturned.

At present, in order to reduce the possibility of overturning the small box girder, a supporting rod is generally arranged between the small box girder and the bridge pier capping girder, the supporting rod is positioned at a position close to the prefabricated anti-collision wall, one end of the supporting rod is abutted against the bottom of the wing plate of the small box girder, and the other end of the supporting rod is abutted against the stop block at the top of the bridge pier capping girder.

For the related art, the inventor considers that the stop block at the top of the bridge pier capping beam is generally located near the root of the wing plate of the small box girder, and the prefabricated anti-collision wall is located at the edge of the wing plate of the small box girder, when the small box girder is supported by the supporting rod, a certain deviation may still exist between the gravity centers of the supporting rod and the prefabricated anti-collision wall, the supporting effect of the supporting rod on the small box girder is poor, and the defect that the small box girder is still easy to topple exists.

Disclosure of Invention

In order to reduce the possibility of overturning the small box girder in the working process, the application provides an anti-overturning device for the side girders of the small box girder of the prefabricated anti-collision wall.

The application provides an anti-overturning device for a side beam of a prefabricated anti-collision wall small box girder, which adopts the following technical scheme:

the utility model provides a prefabricated anti-collision wall small box girder boundary beam prevent overturning device, is including arranging a plurality of fixing device between two adjacent small box girders in, a plurality of fixing device distributes along small box girder length direction, every fixing device all includes two clamping components and arranges the coupling assembling between two clamping components, two clamping components and two adjacent small box girders one-to-one, and every clamping components is used for the corresponding small box girder pterygoid lamina of centre gripping, coupling assembling is used for connecting two adjacent clamping components.

Through adopting above-mentioned technical scheme, before placing prefabricated crashproof wall on the little case roof beam, place fixing device between two adjacent little case roof beams, centre gripping the little case roof beam pterygoid lamina that will correspond through the clamping component to connect two adjacent clamping components through coupling assembling, thereby, make two adjacent little case roof beams link into an integrated entity. Then, the prefabricated anti-collision wall is arranged on the small box girders, at the moment, because the two adjacent small box girders are connected into a whole, the whole mass is increased, and the possibility that the small box girders are overturned by the prefabricated anti-collision wall is reduced; meanwhile, as the small box girders are connected into a whole, the prefabricated anti-collision walls on the small box girders are mutually balanced, and further, the possibility of overturning the small box girders is further reduced.

Optionally, the clamping assembly includes the clamping frame, the clamping frame includes the first grip block of vertical setting, arranges in the second grip block at first grip block top and arranges in the third grip block of first grip block bottom, first grip block the second grip block with the third grip block is shape setting, just first grip block the second grip block with the corresponding little case girder pterygoid lamina of third grip block mutually supporting centre gripping, coupling assembling is used for connecting adjacent two first grip block.

Through adopting above-mentioned technical scheme, when carrying out the centre gripping to the small box girder pterygoid lamina, arrange the small box girder pterygoid lamina between first grip block, second grip block and third grip block can to, promoted the convenience of centre gripping small box girder pterygoid lamina.

Optionally, each first clamping plate is far away from the clamping groove on one side of the corresponding small box girder, the length direction of the clamping groove is consistent with that of the first clamping plate, the connecting assembly comprises a connecting plate, two ends of the connecting plate are in one-to-one correspondence with the clamping grooves on the first clamping plates, and the end parts of the connecting plate are in plug-in fit with the clamping grooves.

Through adopting above-mentioned technical scheme, when connecting two adjacent centre gripping subassemblies, place the connecting plate between two adjacent first grip blocks, then, place the connecting plate tip in corresponding centre gripping groove. At this moment, the centre gripping inslot wall is spacing to the connecting plate, when the small box girder has the trend of overturning, keeps away from the small box girder of prefabricated anticollision board and carries out spacingly to the small box girder that is close to prefabricated anticollision board through the connecting plate to, reduced the possibility that the small box girder appears overturning.

Optionally, the clamping assembly still includes and arranges in regulation portion on the holder, regulation portion is including arranging in the spiral wears to establish the regulation pole of second grip block and arranging in the regulating plate of adjusting the tip, regulating plate bottom and little case girder pterygoid lamina top conflict.

Through adopting above-mentioned technical scheme, after first grip block, second grip block and third grip block mutually support the centre gripping to the small box girder pterygoid lamina, make the staff rotate the regulation pole to make regulating plate top and small box girder pterygoid lamina top conflict. Because adjust pole spiral second grip block, and regulating plate and little case roof beam pterygoid lamina top conflict, and then, be convenient for through rotating the regulation pole, make second grip block drive first grip block and reciprocate, and then, be convenient for two adjacent first grip blocks are in same level, have promoted the convenience that two adjacent little case roof beams were connected to the connecting plate.

Optionally, an adjusting cylinder is arranged on one side, close to the adjusting rod, of the adjusting plate, and the adjusting rod penetrates through the adjusting cylinder in a rotating mode.

By adopting the technical scheme, the adjusting rod is in rotary fit with the adjusting cylinder. When the adjusting rod is rotated, the adjusting plate does not rotate along with the rotation of the adjusting rod, so that the rotation resistance of the adjusting rod is reduced, and the rotation convenience of the adjusting rod is improved.

Optionally, the regulating plate is close to one side of adjusting the pole is provided with a plurality of guide bars, every guide bar all slides and wears to establish the second grip block.

Through adopting above-mentioned technical scheme, when adjusting the pole spiral and wearing to establish the second grip block, the guide bar slides and wears to establish the second grip block. The guide bar leads the regulation pole, simultaneously, when the regulating plate has the upset trend, the second grip block is spacing to the regulating plate through the guide bar to, promoted the job stabilization nature of regulating plate.

Optionally, the connecting plate is provided with a chamfer at the opposite angle.

By adopting the technical scheme, the diagonal position of the connecting plate is provided with a chamfer. When placing the connecting plate, place the connecting plate in the position that two adjacent first grip blocks are close to the centre gripping groove after, make the connecting plate rotate towards the chamfer orientation to, reduced the radius of rotation of connecting plate, reduced the distance between connecting plate and the centre gripping groove inner wall, further promoted the job stabilization nature of connecting plate.

Optionally, every the inside connecting block that all is provided with of grip slot, the connecting plate is arranged in when the grip slot is inside, adjacent two the connecting block is carried out the centre gripping to the connecting plate, just the connecting block with connecting plate chamfer department is contradicted.

Through adopting above-mentioned technical scheme, the centre gripping inslot portion is arranged in to the connecting block, and when the connecting plate rotated, two connecting blocks were fixed a position the connecting plate to, reduced the connecting plate in the course of the work, the connecting plate breaks away from the possibility of centre gripping groove.

Optionally, the standing groove is offered to the centre gripping groove bottom, the connecting block with the standing groove grafting cooperation.

By adopting the technical scheme, the connecting block is in plug-in connection with the placing groove, so that the convenience of installation of the connecting block is improved; simultaneously, when the installation connecting plate, after the clamping groove is placed in to the connecting plate, make the connecting plate remove to between two standing grooves to insert the standing groove inside with the connecting block, make two connecting blocks fix a position the connecting plate, thereby, further promoted the convenience that the connecting plate was placed.

Optionally, the connecting plate bottom is provided with the connecting rod, coupling assembling is still including arranging in the third grip block is kept away from the fixed plate of second grip block one side, the connecting rod slides and wears to establish the fixed plate, connecting rod periphery spiral shell is equipped with coupling nut, coupling nut is located the fixed plate is kept away from one side of connecting plate.

By adopting the technical scheme, after the connecting plates are placed, the fixed plates are placed at the bottoms of two adjacent third clamping plates, the connecting rods are made to slide through the fixed plates, then the connecting nuts are sleeved on the peripheries of the connecting rods, the connecting nuts are screwed down, and the fixed plates are pressed on the third clamping plates through the connecting nuts, so that the possibility of movement of the connecting plates is reduced; meanwhile, the connecting plate and the fixing plate are matched with each other to connect the adjacent two small box girders, so that the reliability of connecting the adjacent two small box girders is further improved.

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

1. before placing prefabricated anticollision wall on the little case roof beam, place fixing device between two adjacent little case roof beams, the centre gripping of corresponding little case roof beam pterygoid lamina through the centre gripping subassembly to connect two adjacent centre gripping subassemblies through coupling assembling, thereby, make two adjacent little case roof beams link into an integrated entity. Then, the prefabricated anti-collision wall is arranged on the small box girders, at the moment, because the two adjacent small box girders are connected into a whole, the whole mass is increased, and the possibility that the small box girders are overturned by the prefabricated anti-collision wall is reduced; meanwhile, as the small box girders are connected into a whole, the prefabricated anti-collision walls on the small box girders are mutually balanced, and further, the possibility of overturning the small box girders is further reduced.

2. When carrying out the centre gripping to the small box girder pterygoid lamina, with small box girder pterygoid lamina arrange in between first grip block, second grip block and the third grip block can to, promoted the convenience of centre gripping small box girder pterygoid lamina.

Drawings

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

Fig. 2 is a schematic view showing the structure of a fixing device according to an embodiment of the present application.

Fig. 3 is a schematic view showing a structure of a clamping assembly according to an embodiment of the present application.

Fig. 4 is a schematic view showing a structure of a clamping frame according to an embodiment of the present application.

Fig. 5 is a schematic view showing the structure of the regulating portion in the embodiment of the present application.

Fig. 6 is a schematic diagram showing the structure of a connection assembly according to an embodiment of the present application.

Reference numerals illustrate:

01. a small box girder; 02. prefabricating an anti-collision wall; 1. a fixing device; 2. a clamping assembly; 21. a clamping frame; 211. a first clamping plate; 2111. a clamping groove; 2112. a placement groove; 2113. a positioning groove; 2114. a connecting block; 212. a second clamping plate; 213. a third clamping plate; 22. an adjusting section; 221. an adjusting rod; 2211. a rotating lever; 222. an adjusting plate; 2221. an adjustment cylinder; 223. a guide rod; 3. a connection assembly; 31. a connecting plate; 32. a connecting rod; 321. a coupling nut; 33. and a fixing plate.

Detailed Description

The application is described in further detail below with reference to fig. 1-6.

The embodiment of the application discloses an anti-overturning device for a side beam of a prefabricated anti-collision wall small box girder.

Referring to fig. 1 and 2, an anti-overturning device for a side beam of a prefabricated anti-collision wall small box beam comprises a fixing device 1, wherein the fixing device 1 is arranged between two adjacent small box beams 01, a plurality of fixing devices 1 are arranged, the fixing devices 1 are distributed along the length direction of the small box beams 01, and the fixing device 1 is used for connecting the two adjacent small box beams 01 into a whole.

Referring to fig. 1 and 2, after the small box girder 01 is placed on the cap girder of the pier, the fixing device 1 is placed between two adjacent small box girders 01, and the two adjacent small box girders 01 are connected through the fixing device 1, so that the two adjacent small box girders 01 are connected into a whole, and then, the prefabricated anti-collision wall 02 is installed on the side wing plates of the two small box girders 01. At this time, the small box girders 01 are integrally connected, so that the possibility that the small box girders 01 topple due to the gravity of the prefabricated anti-collision wall 02 is reduced; in the embodiment of the application, two small box girders 01 are arranged, and after the prefabricated anti-collision walls 02 are arranged on the small box girders 01, the two small box girders 01 are connected into a whole, so that the two prefabricated anti-collision walls 02 are balanced with each other, and the possibility of overturning the small box girders 01 is further reduced.

Referring to fig. 1, 2 and 3, each fixture 1 comprises a clamping assembly 2 and a connecting assembly 3. The clamping assembly 2 comprises a clamping frame 21 and an adjustment portion 22. The clamping frames 21 are arranged in a one-to-one correspondence mode, and the two clamping frames 21 are in one-to-one correspondence with the two small box girders 01.

Referring to fig. 2, 3 and 4, each clamping frame 21 includes a first clamping plate 211, a second clamping plate 212 and a third clamping plate 213. The first clamping plate 211 is vertically arranged, the second clamping plate 212 is located at the top of the first clamping plate 211, the third clamping plate 213 is located at the bottom of the first clamping plate 211, the second clamping plate 212 and the third clamping plate 213 are horizontally arranged, the first clamping plate 211, the second clamping plate 212 and the third clamping plate 213 are -shaped, and the first clamping plate 211, the second clamping plate 212 and the third clamping plate 213 are integrally formed.

Referring to fig. 2, 3 and 4, a clamping groove 2111 is formed in a side of the first clamping plate 211 away from the second clamping plate 212, the clamping groove 2111 is located at a center position in a height direction of the first clamping plate 211, and a length direction of the clamping groove 2111 is identical to a length direction of the first clamping plate 211. A plurality of holding grooves 2112 are formed in the bottom of the inner wall of the holding groove 2111, the holding grooves 2112 are distributed along the length direction of the holding groove 2111, and a connecting block 2114 is inserted and matched inside each holding groove 2112.

Referring to fig. 2, 3 and 4, a plurality of positioning grooves 2113 are formed in a side of the first clamping plate 211 away from the third clamping plate 213, the plurality of positioning grooves 2113 are located at the bottom of the first clamping plate 211, and the positioning grooves 2113 penetrate through the bottom of the first clamping plate 211, in the embodiment of the application, three positioning grooves 2113 are provided, and the three positioning grooves 2113 are distributed along the length direction of the first clamping plate 211.

Referring to fig. 3, 4 and 5, the adjusting parts 22 are provided in two, one adjusting part 22 is mounted on the second clamping plate 212, and the other adjusting part 22 is mounted on the third clamping plate 213. Each of the adjusting parts 22 includes an adjusting lever 221, an adjusting plate 222, and a guide bar 223.

Referring to fig. 3, 4 and 5, one end of the adjusting lever 221 is hinged with a rotating lever 2211, one side of the adjusting plate 222, which is close to the adjusting lever 221, is welded with an adjusting cylinder 2221, one end of the adjusting lever 221, which is far away from the rotating lever 2211, is inserted into the adjusting cylinder 2221, and the adjusting lever 221 and the adjusting cylinder 2221 are in rotating fit. The guide rods 223 are provided with a plurality of guide rods 223, and the guide rods 223 are all arranged on one side of the adjusting plate 222 close to the adjusting rod 221, and each guide rod 223 is parallel to the adjusting rod 221. The guide rods 223 near the second clamping plate 212 slide through the second clamping plate 212, the guide rods 223 near the third clamping plate 213 slide through the third clamping plate 213, and one end of each guide rod 223 near the adjusting plate 222 is welded with the adjusting plate 222.

Referring to fig. 3, 4 and 6, the connection assembly 3 is provided in plurality, and the plurality of connection assemblies 3 are distributed along the length direction of the first clamping plate 211, and in the embodiment of the present application, the connection assembly 3 is provided in three, and the connection assembly 3 includes a connection plate 31, a connection rod 32 and a fixing plate 33. The connection plate 31 is diagonally provided with a chamfer, which in the embodiment of the application is a circular arc chamfer. The two ends of the connection plate 31 are in one-to-one correspondence with the two first clamping plates 211, and the ends of the connection plate 31 are placed in the corresponding clamping grooves 2111. After the end of the connection plate 31 is placed in the corresponding clamping groove 2111, the connection block 2114 inside the placement groove 2112 abuts against the chamfer of the connection plate 31.

Referring to fig. 3, 4 and 6, the connecting rod 32 is disposed at the bottom center of the connecting plate 31, the connecting rod 32 is perpendicular to the connecting plate 31, in the embodiment of the present application, the connecting rod 32 is a round rod, threads are disposed on the connecting rod 32, and a connecting nut 321 is spirally sleeved on the end of the connecting rod 32.

Referring to fig. 3, 4 and 6, the fixing plate 33 is disposed under the connection plate 31, both ends of the fixing plate 33 are in one-to-one correspondence with the two first clamping plates 211, and the ends of the fixing plate 33 are disposed inside the corresponding positioning grooves 2113. The connecting rod 32 is slidably inserted through the fixing plate 33, and the connecting nut 321 is disposed at a side of the fixing plate 33 away from the connecting plate 31.

The embodiment of the application relates to an anti-overturning device for a side beam of a prefabricated anti-collision wall small box girder, which is implemented according to the following principle: before the prefabricated anti-collision plate is placed on the small box girders 01, the fixing device 1 is placed between two adjacent small box girders 01, the clamping frames 21 are clamped on the corresponding wing plates of the small box girders 01, then the adjusting rods 221 are rotated through the rotating rods 2211, the adjusting plates 222 are abutted against the wing plates of the small box girders 01, and the first clamping plates 211 are moved up and down, so that the two adjacent first clamping plates 211 are located at the same height. Then, after a plurality of connection plates 31 are placed between two adjacent first clamping plates 211, the connection plates 31 are rotated in a direction close to the chamfer, so that the end portions of the connection plates 31 are placed inside the clamping grooves 2111, then, the connection plates 31 are moved between two adjacent placing grooves 2112 inside the clamping grooves 2111, then, the connection plates 2114 are inserted into the placing grooves 2112, the two connection plates 2114 clamp the connection plates 31, and the chamfers of the connection plates 2114 and the connection plates 31 are abutted against each other. Then, the fixing plate 33 is placed inside the corresponding positioning groove 2113, and the connecting rod 32 is slid through the fixing plate 33, and then, the fixing plate 33 is pressed into the positioning groove 2113 by the connecting nut 321, thereby completing the installation of the fixing device 1, and connecting the plurality of small box girders 01 into one body. Then, the prefabricated anti-collision wall 02 is mounted on the small box girder 01, so that the possibility of overturning of the small box girder 01 is reduced.

The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.

Claims (10)

1. The utility model provides a device of preventing toppling of prefabricated anticollision wall small box girder boundary beam which characterized in that: including arranging a plurality of fixing device (1) between two adjacent small box girders (01), a plurality of fixing device (1) are along small box girders (01) length direction distribution, every fixing device (1) all include two clamping components (2) and arrange in coupling assembling (3) between two clamping components (2), two clamping components (2) and two adjacent small box girders (01) one-to-one, and every clamping components (2) are used for centre gripping corresponding small box girders (01) pterygoid lamina, coupling assembling (3) are used for connecting two adjacent clamping components (2).

2. The overturn preventing device for the side beam of the prefabricated anti-collision wall small box girder according to claim 1, wherein the overturn preventing device comprises the following components: clamping assembly (2) are including clamping frame (21), clamping frame (21) are including first grip block (211) of vertical setting, arrange second grip block (212) at first grip block (211) top and arrange third grip block (213) at first grip block (211) bottom in, first grip block (211) second grip block (212) with third grip block (213) are shape setting, just first grip block (211) second grip block (212) with corresponding small box girder (01) pterygoid lamina of third grip block (213) mutually supporting centre gripping, coupling assembling (3) are used for connecting adjacent two first grip block (211).

3. The overturn preventing device for the side beam of the prefabricated anti-collision wall small box girder according to claim 2, wherein: every first grip block (211) is kept away from and has offered grip groove (2111) on the one side of corresponding little case roof beam (01), grip groove (2111) length direction with first grip block (211) length direction is unanimous, just coupling assembling (3) include connecting plate (31), both ends and two adjacent of connecting plate (31) on first grip block (211) grip groove (2111) one-to-one, connecting plate (31) tip with grip groove (2111) grafting cooperation.

4. The overturn preventing device for the side beam of the prefabricated anti-collision wall small box girder according to claim 2, wherein: the clamping assembly (2) further comprises an adjusting part (22) arranged on the clamping frame (21), the adjusting part (22) comprises an adjusting rod (221) arranged on the second clamping plate (212) in a spiral penetrating mode and an adjusting plate (222) arranged at the end portion of the adjusting rod (221), and the bottom of the adjusting plate (222) is abutted to the top of the wing plate of the small box girder (01).

5. The overturn preventing device for the side beam of the prefabricated anti-collision wall small box girder according to claim 4, wherein: an adjusting cylinder (2221) is arranged on one side, close to the adjusting rod (221), of the adjusting plate (222), and the adjusting rod (221) penetrates through the adjusting cylinder (2221) in a rotating mode.

6. The overturn preventing device for the side beam of the prefabricated anti-collision wall small box girder according to claim 5, wherein: one side of the adjusting plate (222) close to the adjusting rod (221) is provided with a plurality of guide rods (223), and each guide rod (223) is in sliding penetrating arrangement with the second clamping plate (212).

7. A pre-fabricated anti-roll wall trabecula side beam anti-roll device according to claim 3, wherein: and the opposite angles of the connecting plates (31) are provided with chamfers.

8. The overturn preventing device for the side beam of the prefabricated anti-collision wall small box girder according to claim 7, wherein: every inside connecting block (2114) that all is provided with of grip groove (2111), connecting plate (31) are arranged in when grip groove (2111) is inside, adjacent two connecting block (2114) carry out the centre gripping to connecting plate (31), just connecting block (2114) with connecting plate (31) chamfer department is contradicted.

9. The overturn preventing device for the side beam of the prefabricated anti-collision wall small box girder according to claim 8, wherein: a placing groove (2112) is formed in the bottom of the clamping groove (2111), and the connecting block (2114) is in plug-in fit with the placing groove (2112).

10. A pre-fabricated anti-roll wall trabecula side beam anti-roll device according to claim 3, wherein: connecting plate (31) bottom is provided with connecting rod (32), coupling assembling (3) are still including arranging in third grip block (213) keep away from fixed plate (33) of second grip block (212) one side, connecting rod (32) slip wears to establish fixed plate (33), connecting rod (32) periphery spiral cover is equipped with coupling nut (321), coupling nut (321) are located fixed plate (33) are kept away from one side of connecting plate (31).