Reinforcing steel bar assembled entity teaching model for highway bridge concrete anti-collision wall
By providing an assemblable physical teaching model of concrete anti-collision wall steel bars for highway bridges, the problem of students' difficulty in quickly and proficiently mastering the key points of anti-collision wall steel bar construction has been solved, and better teaching effects and practical abilities have been achieved.
Patent Information
- Application Number
- CN202420684512.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-06
- Publication Date
- 2025-01-24
- Estimated Expiration
- 2034-04-06
AI Technical Summary
In the existing technology, in classroom teaching or pre-construction training for anti-collision wall steel bars, students find it difficult to quickly and proficiently master the key points of anti-collision wall steel bars, resulting in unsatisfactory teaching results.
Provide a highway bridge concrete anti -collision wall reinforcement to assemble physical teaching models, including reinforced tire tires and anti -collision wall reinforced components. By simulating the site construction process, it helps students to intuitively understand and master the tie of the steel bars of the wall.
Through the physical teaching model, students can quickly and proficient in the construction points of anti -collision -resistant steel bars, improve the teaching effect, and ensure that students can correctly understand and practice the construction process of crashing steel bars.
Smart Images
Figure CN222394489U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of anti-collision wall reinforcement teaching models, in particular to an assembleable entity teaching model of reinforcements for concrete anti-collision walls of highway bridges. Background Art
[0002] Crash walls are key safety protection infrastructure in highway bridges. Their main design form is a sudden curve in the driving direction. They are made of reinforced concrete materials and can effectively buffer the impact of vehicles, thereby ensuring the safety of vehicle driving. As an important highway bridge safety facility, crash walls have high construction quality requirements, especially the binding and forming of steel bars.
[0003] At present, the teaching methods mainly used in classroom teaching or pre-construction training of crash wall reinforcement construction are photos, drawings and on-site construction videos. Although they can give students a preliminary understanding, the construction process of crash wall reinforcement is cumbersome. Students cannot quickly and skillfully master the knowledge points of crash wall reinforcement only through the above methods. Students cannot perform practical operations and may miss or fail to understand some key construction points, resulting in unsatisfactory teaching results. Therefore, a new technical solution is urgently needed to solve at least one of the above technical problems. Summary of the invention
[0004] In view of the above-mentioned deficiencies, the purpose of the utility model is to provide an assembleable physical teaching model of concrete crash wall steel bars for highway bridges, which intuitively displays the crash wall steel bars and related components and can also be used for practical teaching to help students more intuitively understand the binding and forming process of the crash wall steel bars and master the names and functions of the crash wall steel bars and related parts.
[0005] In order to achieve the above technical objectives and meet the above technical requirements, the technical solution adopted by the utility model is:
[0006] A concrete teaching model of a highway bridge concrete crash wall with steel bars that can be assembled, characterized by comprising:
[0007] A steel bar binding frame, comprising a plurality of steel bar frames arranged in parallel and at intervals, a horizontal positioning bracket detachably arranged on the steel bar frames, a first stirrup positioning plate, a second stirrup positioning plate and a third stirrup positioning plate arranged in parallel and at intervals at the bottom of the steel bar frames, and at least one positioning fixture, the steel bar frames extend vertically, the first stirrup positioning plate, the second stirrup positioning plate and the third stirrup positioning plate extend in the transverse direction, the positioning fixture extends in the longitudinal direction, the horizontal positioning bracket is provided with a plurality of short positioning rods and a plurality of long positioning rods for positioning the horizontal main bars in parallel and at intervals, the short positioning rods and the long positioning rods extend in the longitudinal direction, and the positioning fixture is clamped with the first stirrup positioning plate, the second stirrup positioning plate and the third stirrup positioning plate;
[0008] The anti-collision wall steel bar component includes a plurality of vertical main steel bars arranged in parallel and at intervals, a plurality of vertical bottom steel bars, and a plurality of horizontal main bars extending along the transverse direction. A vertical bottom steel bar is arranged at the bottom of each vertical main steel bar. Some of the horizontal main bars are arranged along the inner edges of the vertical main steel bars and are tied to the vertical main steel bars. Some of the horizontal main bars are arranged along the vertical bottom steel bars and are tied to the vertical bottom steel bars. The vertical main steel bars and the vertical bottom steel bars are clamped with the first stirrup positioning plate, the second stirrup positioning plate and the third stirrup positioning plate.
[0009] As a preferred technical solution, a U-shaped clamp is tied at one corner of each of the vertical bottom steel bars, and one of the horizontal main bars is passed through the U-shaped clamp.
[0010] As a preferred technical solution, the steel bar stand includes a vertical rod extending along the vertical direction, a longitudinal rod arranged on the bottom surface of the vertical rod along the longitudinal direction, and two support rods arranged on the bottom surface of the longitudinal rod along the transverse direction.
[0011] As a preferred technical solution, the number of the short positioning rods is 4, the number of the long positioning rods is 2, and the two long positioning rods are located below the short positioning rods.
[0012] As a preferred technical solution, the vertical bottom steel bar is in the shape of a rectangular structure, chamfers are provided at two corners of the upper part of the vertical bottom steel bar, and the maximum width of the vertical bottom steel bar is greater than the maximum width of the vertical main body steel bar.
[0013] As a preferred technical solution, the upper side of the positioning fixture is provided with four slots penetrating the positioning fixture along the horizontal direction.
[0014] As a preferred technical solution, a fixing plate extending along the transverse direction is detachably provided on the upper portion of the vertical rod.
[0015] As a preferred technical solution, some of the vertical main steel bars are tied with reinforcing stirrups.
[0016] As a preferred technical solution, the first stirrup positioning plate, the second stirrup positioning plate, the third stirrup positioning plate and the horizontal positioning bracket are made of angle steel.
[0017] As a preferred technical solution, the fixing plate is made of angle steel.
[0018] Compared with the traditional technical solution, the beneficial effects of the utility model are:
[0019] 1) The overall teaching model is reduced in proportion to the actual size. All parts of the teaching model can be disassembled and set up, which can be used for practical teaching. The steel bar binding cradle is assembled with the anti-collision wall steel bar components to simulate the on-site anti-collision wall steel bar construction process. The anti-collision wall steel bars and related components are intuitively displayed. The anti-collision wall steel bars can be tied according to the teaching requirements, and the construction points of the anti-collision wall steel bars can be mastered quickly and proficiently, with good teaching effect.
[0020] 2) The U-shaped clamp limits one of the horizontal main bars, making it easier for the steel bar to be tied and formed and for the subsequent concrete pouring.
[0021] 3) The steel frame has a simple structure and good supporting stability. The long positioning rod and the short positioning rod are used to position the horizontal main reinforcement. The fixed plate connects the steel frame to improve the overall rigidity and further enhance the supporting stability.
[0022] 4) The maximum width of the vertical bottom steel bars is greater than the maximum width of the vertical main steel bars. In this way, the crash barrier has a narrow top and wide bottom structure, which can effectively buffer the impact force of vehicles. The vertical bottom steel bars are subsequently cast and formed to provide stable support for the crash barrier.
[0023] 5) Strengthening the stirrups makes the connection between some vertical main steel bars and some horizontal main bars more secure, and the horizontal main bars are not easily displaced after being tied. BRIEF DESCRIPTION OF THE DRAWINGS
[0024] Figure 1 A structural diagram of a teaching model provided for one embodiment of the utility model;
[0025] Figure 2 A structural diagram of a steel bar binding frame provided for one embodiment of the utility model;
[0026] Figure 3 A structural diagram of a collision-proof wall reinforcement member provided for one embodiment of the utility model.
[0027] exist Figure 1-Figure 3 Among them, 1. vertical rod; 2. longitudinal rod; 3. support rod; 4. horizontal positioning bracket; 5. first stirrup positioning plate; 6. second stirrup positioning plate; 7. third stirrup positioning plate; 8. positioning fixture; 801, slot; 9. short positioning rod; 10. long positioning rod; 11. vertical main steel bar; 12. vertical bottom steel bar; 1201, chamfer; 13. horizontal main steel bar; 14. U-shaped clamp; 15. fixing plate; 16. strengthening stirrup. DETAILED DESCRIPTION
[0028] The utility model is further described below in conjunction with the accompanying drawings.
[0029] The same or similar numbers in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if the terms "top", "bottom", "left", "right", "front", "back", "inside", "outside", etc. appear, the orientation or position relationship indicated is based on the orientation or position relationship shown in the drawings, which is only for the convenience of describing the present invention, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the position relationship in the drawings are only used for illustrative purposes and cannot be understood as a limitation on this patent. For ordinary technicians in this field, the specific meanings of the above terms can be understood according to specific circumstances.
[0030] Please refer to Figure 1-Figure 3 , an embodiment of the utility model provides a kind of highway bridge concrete crash wall steel bar assembly entity teaching model, including a steel bar binding tire frame, a crash wall steel bar component, the steel bar binding tire frame includes a plurality of parallel and spaced steel bar frames, a horizontal positioning bracket 4 detachably arranged on the steel bar frames, a first stirrup positioning plate 5, a second stirrup positioning plate 6 and a third stirrup positioning plate 7 arranged in parallel and spaced at the bottom of the steel bar frames, and at least one positioning fixture 8, the number of the positioning fixtures 8 is 1 or 2 or 3 or 4, the steel bar frames extend vertically, the first stirrup positioning plate 5, the second stirrup positioning plate 6 and the third stirrup positioning plate 7 extend transversely, the positioning fixture 8 extends longitudinally, the horizontal positioning bracket 4 is parallel and spaced with a plurality of short positioning rods 9 and a plurality of long positioning rods 10 for positioning the horizontal main reinforcement 13, the short positioning rods 9 and the long positioning rods 10 extend in the longitudinal direction, the positioning fixture 8 is clamped with the first stirrup positioning plate 5, the second stirrup positioning plate 6 and the third stirrup positioning plate 7, the crash wall steel bar The component includes a plurality of vertical main steel bars 11 arranged in parallel and at intervals, a plurality of vertical bottom steel bars 12, and a plurality of horizontal main bars 13 extending along the transverse direction. A vertical bottom steel bar 12 is arranged at the bottom of each vertical main steel bar 11. Part of the horizontal main bars 13 are arranged along the inner edge of the vertical main steel bar 11 and are tied with the vertical main steel bar 11. Part of the horizontal main bars 13 are arranged along the vertical bottom steel bars 12 and are tied with the vertical bottom steel bars 12. The vertical main steel bars 11 and the vertical bottom steel bars 12 are clamped with the first stirrup positioning plate 5, the second stirrup positioning plate 6 and the third stirrup positioning plate 7. The overall teaching model is proportionally reduced to the actual size. Each component of the teaching model can be disassembled and set, and can be used for practical teaching. The steel bar binding frame is assembled with the anti-collision wall steel bar component to simulate the on-site anti-collision wall steel bar construction process, intuitively display the anti-collision wall steel bars and related components, and the anti-collision wall steel bars can be tied according to teaching requirements, and the construction points of the anti-collision wall steel bars can be mastered quickly and proficiently, with good teaching effect.
[0031] like Figure 1 and Figure 3 As shown, a U-shaped clamp 14 is tied at a corner of each of the vertical bottom steel bars 12, and one of the horizontal main bars 13 is passed through the U-shaped clamp 14. The U-shaped clamp 14 is inclined, and the U-shaped clamp 14 limits one of the horizontal main bars 13, which is convenient for the steel bar binding and subsequent concrete pouring.
[0032] like Figure 1 and Figure 2 As shown, the steel bar frame includes a vertical rod 1 extending along the vertical direction, a longitudinal rod 2 arranged at the bottom of the vertical rod 1 along the longitudinal direction, and two support rods 3 arranged at the bottom of the longitudinal rod 2 along the transverse direction. The steel bar frame has a simple structure and good supporting stability. The long positioning rod 10 and the short positioning rod 9 are used to position the horizontal main reinforcement 13. Part of the horizontal main reinforcement 13 on the vertical bottom reinforcement 12 is overlapped with the long positioning rod 10, and part of the horizontal main reinforcement 13 on the vertical main body reinforcement 11 is overlapped with the short positioning rod 9. The horizontal main reinforcement 13 has a good positioning effect, which is convenient for binding demonstration or practical operation.
[0033] like Figure 1 and Figure 2 As shown, the number of the short positioning rods 9 is 4, and the number of the long positioning rods 10 is 2. The two long positioning rods 10 are located below the short positioning rods 9. The number of short positioning rods 9 and long positioning rods 10 is set according to the height of the anti-collision wall steel bar component.
[0034] like Figure 1 and Figure 3 As shown, the vertical bottom steel bar 12 is in the shape of a rectangular structure, and chamfers 1201 are provided at the two upper corners of the vertical bottom steel bar 12. The maximum width of the vertical bottom steel bar 12 is greater than the maximum width of the vertical main steel bar 11. In this way, the crash barrier has a narrow upper and wide lower structure, which can effectively buffer the impact force of the vehicle. The vertical bottom steel bar 12 provides stable support for the crash barrier after subsequent casting.
[0035] like Figure 1 and Figure 2 As shown, the upper side of the positioning fixture 8 is provided with four slots 801 penetrating the positioning fixture 8 in the transverse direction. The four slots 801 are divided into two groups. The two groups of slots 801 are symmetrically arranged. A horizontal main rib 13 is embedded in each slot 801 .
[0036] like Figure 1 and Figure 2 As shown, a fixing plate 15 extending along the transverse direction is detachably provided on the upper part of the vertical rod 1, and the fixing plate 15 connects the steel bar frames to improve the overall rigidity and further enhance the support stability.
[0037] like Figure 1 and Figure 3As shown, reinforcing stirrups 16 are tied to some of the vertical main reinforcement bars 11. The reinforcing stirrups 16 are in a C shape, and the number of the reinforcing stirrups 16 is 8. The reinforcing stirrups 16 make the connection between some of the vertical main reinforcement bars 11 and some of the horizontal main reinforcement bars 13 more firm, and it is not easy for the horizontal main reinforcement bars 13 to shift after being tied.
[0038] As Figure 1 and Figure 2 shown, the materials of the first stirrup positioning plate 5, the second stirrup positioning plate 6, the third stirrup positioning plate 7 and the horizontal positioning bracket 4 are angle steels, which are easy to select and have high strength.
[0039] As Figure 1 and Figure 2 shown, the material of the fixing plate 15 is angle steel, which is easy to select and has high strength.
[0040] The teaching process of the teaching model provided by a preferred embodiment of the present utility model is as follows:
[0041] The lecturer shows each component of the teaching model, and the trainees identify each component through the cooperation of the teaching model and the drawing, and then assemble the steel bar tying rack. According to the teaching video, tie each steel bar on the steel bar tying rack, and conduct practical operations to demonstrate the construction process of the anti-collision wall steel bars. The trainees can quickly and proficiently master the construction key points of the anti-collision wall steel bars. The tools used are common tools such as customized binding wires and customized binding hooks. The tying methods include the straight buckle method, the sleeve (pocket) buckle method, the cross flower buckle method, the reverse cross buckle method, the reverse cross winding buckle method, the pocket buckle plus winding method, etc.
[0042] Any numerical value cited in this article includes all values from the lower limit value to the upper limit value increasing by one unit at a time, as long as there is an interval of at least two units between any lower value and any higher value. For example, if the value of the number of components or process variables (such as temperature, pressure, time, etc.) is stated as ranging from 1 to 90, preferably from 20 to 80, and more preferably from 30 to 70, the purpose is to illustrate that values such as 15 to 85, 22 to 68, 43 to 51, 30 to 32, etc. are also clearly listed in this specification. For values less than 1, a unit is appropriately considered to be 0.0001, 0.001, 0.01, 0.1. These are only examples of what is intended to be clearly expressed, and it can be considered that all possible combinations of the numerical values listed between the lowest value and the highest value are clearly stated in this specification in a similar manner.
[0043] Unless otherwise specified, all ranges include the endpoints and all numbers between the endpoints. "About" or "approximate" used with a range applies to both endpoints of the range. Thus, "about 20 to 30" is intended to cover "about 20 to about 30", including at least the specified endpoints.
[0044] All articles and references disclosed, including patent applications and publications, are incorporated herein by reference for all purposes. The term "consisting essentially of..." to describe a combination should include the identified elements, ingredients, parts or steps and other elements, ingredients, parts or steps that do not substantially affect the basic novel characteristics of the combination. The use of the terms "comprising" or "including" to describe a combination of elements, ingredients, parts or steps herein also contemplates embodiments that consist essentially of these elements, ingredients, parts or steps. By using the term "may", it is intended to indicate that any attribute described that "may" include is optional.
[0045] Multiple elements, ingredients, parts or steps can be provided by a single integrated element, ingredient, part or step. Alternatively, a single integrated element, ingredient, part or step can be divided into separate multiple elements, ingredients, parts or steps. The disclosure "one" or "an" used to describe an element, ingredient, part or step is not intended to exclude other elements, ingredients, parts or steps.
[0046] It should be understood that the above description is for illustration and not for limitation. By reading the above description, many embodiments and many applications beyond the examples provided will be apparent to those skilled in the art. Therefore, the scope of the present teachings should not be determined with reference to the above description, but should be determined with reference to the appended claims and the full scope of equivalents possessed by these claims. For the purpose of comprehensiveness, all articles and references, including the disclosures of patent applications and announcements, are incorporated herein by reference. The omission of any aspect of the subject matter disclosed herein in the preceding claims is not intended to abandon the subject matter, nor should it be considered that the inventor has not considered the subject matter as part of the disclosed utility model subject matter.
Claims
1. A concrete teaching model of a highway bridge concrete crash wall with steel bars that can be assembled, characterized in that: include: A steel bar binding frame, comprising a plurality of steel bar frames arranged in parallel and at intervals, a horizontal positioning bracket detachably arranged on the steel bar frames, a first stirrup positioning plate, a second stirrup positioning plate and a third stirrup positioning plate arranged in parallel and at intervals at the bottom of the steel bar frames, and at least one positioning fixture, the steel bar frames extend vertically, the first stirrup positioning plate, the second stirrup positioning plate and the third stirrup positioning plate extend in the transverse direction, the positioning fixture extends in the longitudinal direction, the horizontal positioning bracket is provided with a plurality of short positioning rods and a plurality of long positioning rods for positioning the horizontal main bars in parallel and at intervals, the short positioning rods and the long positioning rods extend in the longitudinal direction, and the positioning fixture is clamped with the first stirrup positioning plate, the second stirrup positioning plate and the third stirrup positioning plate; The anti-collision wall steel bar component includes a plurality of vertical main steel bars arranged in parallel and at intervals, a plurality of vertical bottom steel bars, and a plurality of horizontal main bars extending along the transverse direction. A vertical bottom steel bar is arranged at the bottom of each vertical main steel bar. Some of the horizontal main bars are arranged along the inner edges of the vertical main steel bars and are tied to the vertical main steel bars. Some of the horizontal main bars are arranged along the vertical bottom steel bars and are tied to the vertical bottom steel bars. The vertical main steel bars and the vertical bottom steel bars are clamped with the first stirrup positioning plate, the second stirrup positioning plate and the third stirrup positioning plate.
2. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 1 is characterized in that: A U-shaped clamp is tied at one corner of each of the vertical bottom steel bars, and one of the horizontal main bars is passed through the U-shaped clamp.
3. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 1 is characterized in that: The steel bar stand comprises a vertical rod extending along the vertical direction, a longitudinal rod arranged on the bottom surface of the vertical rod along the longitudinal direction, and two supporting rods arranged on the bottom surface of the longitudinal rod along the transverse direction.
4. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 1 is characterized in that: The number of the short positioning rods is 4, the number of the long positioning rods is 2, and the two long positioning rods are located below the short positioning rods.
5. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 1 is characterized in that: The vertical bottom steel bar is in the shape of a rectangular structure, two corners of the upper part of the vertical bottom steel bar are provided with chamfers, and the maximum width of the vertical bottom steel bar is greater than the maximum width of the vertical main body steel bar.
6. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 1 is characterized in that: The upper side of the positioning fixture is provided with four slots penetrating the positioning fixture in the transverse direction.
7. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 3 is characterized in that: A fixing plate extending along the transverse direction is detachably provided on the upper part of the vertical rod.
8. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 1 is characterized in that: Some of the vertical main steel bars are tied with reinforcing stirrups.
9. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 1 is characterized in that: The first stirrup positioning plate, the second stirrup positioning plate, the third stirrup positioning plate and the horizontal positioning bracket are made of angle steel.
10. The steel bar assembleable physical teaching model of the highway bridge concrete crash wall according to claim 7 is characterized in that: The material of the fixing plate is angle steel.