Mounting jig frame for bridge anti-collision guardrail reinforcing steel bars
By designing the installation tire frame for bridge anti-collision guardrail steel bars, the problem of low pass rate of bridge anti-collision guardrail protective layer is solved, and the overall linear control of bridge anti-collision guardrail and the qualification rate of reinforcement protective layer is improved.
Patent Information
- Application Number
- CN202421204966.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-29
- Publication Date
- 2025-02-25
- Estimated Expiration
- 2034-05-29
AI Technical Summary
In modern highway bridge projects, the qualified rate of the bridge anti-collision guardrail protective layer is low, making it difficult to ensure the overall linear control and the quality of the steel bar protective layer.
A mounting tire frame for bridge anti-collision guardrail steel bars is designed, including positioning unit, base and connectors. The vertical steel bars are positioned through the positioning unit, and the verticality is adjusted to achieve accuracy through the rotation and disassembly of the base and connectors. position.
By using a tire frame, the verticality can be adjusted according to the cross slope of the bridge deck to ensure the overall linear control of the bridge anti-collision guardrail and the improvement of the qualification rate of the anti-collision guardrail steel bar protective layer.
Smart Images
Figure CN222525184U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bridge engineering, in particular to an installation bracket for bridge anti-collision guardrail steel bars. Background Art
[0002] At present, with the development of my country's economy and the continuous improvement of the level of construction industrialization, the adoption of new technologies and new processes in the construction industry has been changing with each passing day.
[0003] However, in modern highway bridge projects, the pass rate of bridge anti-collision guardrail protective layer is low. Utility Model Content
[0004] In view of the shortcomings of the prior art, the purpose of the utility model is to provide a mounting bracket for bridge anti-collision guardrail steel bars, which has the advantage of being able to ensure the overall linear control of the bridge anti-collision guardrail while improving the qualified rate of the anti-collision guardrail steel bar protective layer.
[0005] The above-mentioned utility model object of the utility model is achieved through the following technical scheme: a mounting bracket for bridge anti-collision guardrail steel bars, comprising a positioning unit, a base and a connecting piece; the bottom end of the positioning unit is rotatably connected to the base, one end of the connecting piece is detachably connected to the positioning unit, and the other end of the connecting piece is rotatably connected to the base; the positioning unit is used to position the vertical steel bars of the bridge anti-collision guardrail.
[0006] Preferably, the utility model provides a mounting frame for bridge anti-collision guardrail steel bars, wherein the positioning unit includes a vertical pole and a plurality of positioning rods, one ends of the plurality of positioning rods are connected to the outer peripheral wall of the vertical pole, the plurality of positioning rods are spaced apart along the center line of the vertical pole, and the lengths of the plurality of positioning rods decrease successively from top to bottom.
[0007] Preferably, in the installation cradle for bridge anti-collision guardrail reinforcement provided by the utility model, the positioning unit also includes a level ruler, the level ruler is arranged on the outer peripheral wall of the vertical pole away from the positioning pole side, and the level ruler is used to measure the verticality of the vertical pole.
[0008] Preferably, the utility model provides a mounting bracket for the bridge anti-collision guardrail reinforcement, and the connecting piece is a turnbuckle.
[0009] Preferably, the installation bracket for the bridge anti-collision guardrail reinforcement provided by the utility model has a base in the form of a rectangular frame.
[0010] Preferably, the installation bracket for the bridge anti-collision guardrail reinforcement provided by the utility model has a base in the form of a trapezoidal frame.
[0011] Preferably, the utility model provides a mounting bracket for steel bars of a bridge anti-collision guardrail, wherein a rotating shaft is provided at one end of the base, one end of the rotating shaft is connected to the outer side wall of the base, the other end of the rotating shaft extends outward, and a sleeve is provided at the bottom end of the vertical pole, the sleeve is sleeved on the rotating shaft, the sleeve can rotate relative to the rotating shaft, a threaded hole is provided on the outer peripheral wall of the sleeve, and the threaded hole is connected to the cavity of the sleeve; when the vertical pole is rotated to a vertical position, one end of the fastening bolt is screwed into the threaded hole and abuts against the outer peripheral wall of the rotating shaft.
[0012] Preferably, the utility model provides a mounting bracket for the reinforcement bars of the bridge anti-collision guardrail, and the vertical poles are made of round steel.
[0013] Preferably, the utility model provides a mounting bracket for the reinforcement bars of the bridge anti-collision guardrail, and the positioning rod is made of round steel.
[0014] Preferably, the installation bracket for the reinforcement bars of the bridge anti-collision guardrail provided by the utility model has a base made of channel steel.
[0015] To sum up, the beneficial technical effects of the utility model are as follows: the installation tire frame for the bridge anti-collision guardrail steel bars provided in the present application includes a positioning unit, a base and a connecting piece; the bottom end of the positioning unit is rotatably connected to the base, one end of the connecting piece is detachably connected to the positioning unit, and the other end of the connecting piece is rotatably connected to the base; the positioning unit is used to position the vertical steel bars of the bridge anti-collision guardrail; by adopting the installation tire frame, the verticality can be adjusted according to the cross slope of the bridge deck, so as to accurately position the vertical steel bars of the bridge anti-collision guardrail, thereby ensuring the overall linear control of the bridge anti-collision guardrail and the qualified rate of the protective layer of the steel bars of the anti-collision guardrail, BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 It is a schematic diagram of the overall structure of a mounting bracket for bridge anti-collision guardrail reinforcement provided by an embodiment of the utility model.
[0017] In the figure, 1, mounting frame; 10, positioning unit; 11, vertical pole; 111, sleeve; 12, positioning rod; 13, level ruler; 20, base; 21, rotating shaft; 30, connecting piece. DETAILED DESCRIPTION
[0018] The utility model is further described in detail below in conjunction with the accompanying drawings.
[0019] Reference Figure 1, a mounting bracket 1 for a bridge anti-collision guardrail steel bar disclosed in the utility model includes a positioning unit 10, a base 20 and a connecting piece 30; the bottom end of the positioning unit 10 is rotatably connected to the base 20, one end of the connecting piece 30 is detachably connected to the positioning unit 10, and the other end of the connecting piece 30 is rotatably connected to the base 20; the positioning unit 10 is used to position the vertical steel bars of the bridge anti-collision guardrail.
[0020] Specifically, a preset angle is set between the extension direction of the positioning unit 10 and the extension direction of the connecting member 30. During use, when the positioning unit 10 is rotated to a vertical position, the end of the connecting member 30 facing away from the base 20 is used to connect with the positioning unit 10 to fix the positioning unit 10.
[0021] The use process of the installation bracket 1 for the bridge anti-collision guardrail steel bars provided in this embodiment is as follows: align the base 20 with the ink line pre-marked on the bridge deck, adjust the positioning unit 10 to be vertical, and then press the inner side of the vertical steel bars of the anti-collision guardrail against the side of the positioning unit 10 away from the base 20. After checking that everything is correct, the vertical steel bars of the anti-collision guardrail are welded to the embedded steel bars.
[0022] Furthermore, in the present embodiment, the positioning unit 10 includes a vertical pole 11 and a plurality of positioning rods 12, one ends of the plurality of positioning rods 12 are connected to the outer peripheral wall of the vertical pole 11, the plurality of positioning rods 12 are spaced apart along the center line of the vertical pole 11, and the lengths of the plurality of positioning rods 12 decrease from top to bottom; by arranging the plurality of positioning rods 12 to decrease in length from top to bottom, the ends of the plurality of positioning rods 12 away from the vertical pole 11 are connected in sequence to form an arc shape that matches the bending curvature of the vertical steel bars of the bridge anti-collision guardrail.
[0023] Specifically, the center lines of multiple positioning rods 12 are arranged in parallel, and the center lines of the positioning rods 12 are arranged perpendicular to the center lines of the vertical poles 11, wherein the positioning rod 12 located at the top is flush with the top of the vertical pole 11, and the ends of multiple positioning rods 12 away from the vertical pole 11 are connected in sequence to form an arc, which is adapted to the bending curvature of the vertical steel bars of the bridge anti-collision guardrail. During use, the inner side of the vertical steel bars of the bridge anti-collision guardrail presses against the ends of the multiple positioning rods 12 away from the vertical pole 11 to position the vertical steel bars of the bridge anti-collision guardrail.
[0024] The bottom end of the vertical pole 11 is rotatably connected to the base 20 , and the end of the connecting member 30 away from the base 20 is connected to the vertical pole 11 . The extending direction of the connecting member 30 and the center line direction of the vertical pole 11 are arranged at a preset angle.
[0025] In this embodiment, the positioning unit 10 includes a vertical pole 11 and three positioning rods 12. The first ends of the three positioning rods 12 are connected to the outer peripheral wall of the vertical pole 11, and the second ends of the three positioning rods 12 extend radially outward along the vertical pole 11. The three positioning rods 12 are arranged at intervals along the center line direction of the vertical pole 11. The lengths of the three vertical poles 11 decrease from top to bottom so that the second ends of the three positioning rods 12 are connected in sequence to form an arc.
[0026] During use, the inner side of the vertical steel bars of the anti-collision guardrail supports the second ends of the three positioning rods 12.
[0027] Furthermore, in this embodiment, the positioning unit 10 further includes a level ruler 13 , which is disposed on the outer peripheral wall of the vertical pole 11 on the side away from the positioning pole 12 , and is used to measure the verticality of the vertical pole 11 .
[0028] Specifically, the top surface of the level 13 and the top surface of the vertical pole 11 are located in the same horizontal plane, that is, the top surface of the level 13 is flush with the top surface of the vertical pole 11 .
[0029] Exemplarily, the connecting member 30 may be a turnbuckle. Of course, the connecting member 30 may also be a tilting rod. In the implementation mode where the connecting member 30 is a turnbuckle, one end of the turnbuckle is rotatably connected to the top surface of the base 20, and the other end of the turnbuckle is detachably connected to the vertical rod 11.
[0030] It should be noted that the turnbuckle is a component well known to persons skilled in the art, and the structure of the turnbuckle will not be described in detail herein.
[0031] Exemplarily, the base 20 may be in the form of a rectangular frame, or may be in the form of a trapezoidal frame or a triangular frame.
[0032] Furthermore, in this embodiment, a rotating shaft 21 is provided at one end of the base 20, one end of the rotating shaft 21 is connected to the outer wall of the base 20, and the other end of the rotating shaft 21 extends outward. A sleeve 111 is provided at the bottom end of the vertical pole 11, and the sleeve 111 is sleeved on the rotating shaft 21. The sleeve 111 can rotate relative to the rotating shaft 21. A threaded hole is opened on the outer peripheral wall of the sleeve 111, and the threaded hole is connected to the cavity of the sleeve 111; when the vertical pole 11 is rotated to a vertical position, one end of the fastening bolt is screwed into the threaded hole and abuts against the outer peripheral wall of the rotating shaft 21.
[0033] The center line of the rotating shaft 21 is perpendicular to the center line of the vertical pole 11 , and the center line of the rotating shaft 21 is perpendicular to the center line of the positioning pole 12 .
[0034] In an implementable manner in which the base 20 is a rectangular frame, the rotating shaft 21 is disposed on the outer wall of one side of the base 20 and is disposed near the corner of the base 20; during use, the vertical pole 11 is rotated, and when the level ruler 13 detects that the vertical pole 11 is in a vertical position, the rotation of the vertical pole 11 is stopped, one end of the fastening bolt is screwed into the threaded hole and abutted against the outer wall of the rotating shaft 21, and then the end of the basket screw facing away from the base 20 is connected to the vertical pole 11.
[0035] During use, the center line of the rotating shaft 21 is arranged in parallel with the center line of the sleeve 111. In some practicable embodiments, the center line of the rotating shaft 21 is arranged in a colinear relationship with the center line of the sleeve 111.
[0036] Exemplarily, the vertical rod 11 can be made of round steel. Of course, the vertical rod 11 can also be made of iron rod.
[0037] Exemplarily, the positioning rod 12 can be made of round steel. Of course, the positioning rod 12 can also be made of an iron rod.
[0038] Exemplarily, the base 20 can be welded by channel steel. Of course, the base 20 can also be welded by square steel.
[0039] The use process of the installation tire frame 1 for the bridge anti-collision guardrail steel bars provided in this embodiment is as follows: on the bridge deck, align the base 20 with the ink line pre-marked on the bridge deck, adjust the positioning unit 10 to verticality according to the spirit level 13, and then press the inner side of the vertical steel bars of the anti-collision guardrail against the side of the positioning rod 12 away from the vertical rod 11. After checking that everything is correct, the vertical steel bars of the anti-collision guardrail are welded to the embedded steel bars.
[0040] The installation tire frame 1 for bridge anti-collision guardrail steel bars provided in the present application includes a positioning unit 10, a base 20 and a connecting piece 30; the bottom end of the positioning unit 10 is rotatably connected to the base 20, one end of the connecting piece 30 is detachably connected to the positioning unit 10, and the other end of the connecting piece 30 is rotatably connected to the base 20; the positioning unit 10 is used to position the vertical steel bars of the bridge anti-collision guardrail; by adopting the installation tire frame 1, the verticality can be adjusted according to the cross slope of the bridge deck, so as to accurately position the vertical steel bars of the bridge anti-collision guardrail, thereby ensuring the overall linear control of the bridge anti-collision guardrail and the qualified rate of the protective layer of the steel bars of the anti-collision guardrail.
[0041] The utility model provides a mounting bracket 1 for the reinforcement bars of a bridge anti-collision guardrail, which has the following advantages: the device has a simple structure, is easy to manufacture, and is convenient to operate.
[0042] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.
[0043] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from this are still within the scope of protection of the present invention.
Claims
1. A mounting bracket for bridge anti-collision guardrail steel bars, characterized in that: It includes a positioning unit, a base and a connecting piece; The bottom end of the positioning unit is rotatably connected to the base, one end of the connecting member is detachably connected to the positioning unit, and the other end of the connecting member is rotatably connected to the base; The positioning unit is used to position the vertical steel bars of the bridge anti-collision guardrail.
2. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 1 is characterized in that: The positioning unit includes a vertical pole and a plurality of positioning rods, one end of each of the plurality of positioning rods is connected to the outer peripheral wall of the vertical pole, the plurality of positioning rods are spaced apart along the center line of the vertical pole, and the lengths of the plurality of positioning rods decrease from top to bottom.
3. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 2 is characterized in that: The positioning unit further comprises a level ruler, which is arranged on the outer peripheral wall of the vertical pole on the side away from the positioning pole, and is used to measure the verticality of the vertical pole.
4. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 1 is characterized in that: The connecting piece adopts a turnbuckle screw.
5. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 1 is characterized in that: The base is in the shape of a rectangular frame.
6. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 1 is characterized in that: The base is a trapezoidal frame.
7. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 2 is characterized in that: A rotating shaft is provided at one end of the base, one end of the rotating shaft is connected to the outer side wall of the base, and the other end of the rotating shaft extends outward. A sleeve is provided at the bottom end of the vertical rod, and the sleeve is sleeved on the rotating shaft. The sleeve can rotate relative to the rotating shaft, and a threaded hole is opened on the outer peripheral wall of the sleeve, and the threaded hole is connected to the cavity of the sleeve; When the vertical rod is rotated to a vertical position, one end of the fastening bolt is screwed into the threaded hole and abuts against the outer peripheral wall of the rotating shaft.
8. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 7 is characterized in that: The vertical pole is made of round steel.
9. The installation cradle for the bridge anti-collision guardrail reinforcement according to claim 8 is characterized in that: The positioning rod is made of round steel.
10. The installation bracket for the bridge anti-collision guardrail reinforcement according to claim 1 is characterized in that: The base is made of channel steel.