Protective barrier for bridge construction

Abstract

The utility model provides a protective barrier for bridge construction, and belongs to the technical field of bridge construction. The protective barrier for bridge construction comprises a top plate, a connecting column is installed on one side of the bottom of the top plate, a bottom plate is installed at the bottom of the connecting column, T-shaped grooves are formed in one side of the top plate and one side of the bottom plate, T-shaped blocks are installed on the sides, away from the T-shaped grooves, of the top plate and the bottom plate, and the T-shaped grooves are matched with the T-shaped blocks; a base is mounted at the bottom of the bottom plate, a bottom groove is formed in the bottom of the base, and a first sliding plate is slidably mounted in the bottom groove of the base. According to the protective barrier for bridge construction, the assembled protective barriers abut against each other, then the T-shaped blocks on one side are inserted into the corresponding T-shaped grooves, and connection between the adjacent protective barriers is completed; the double-threaded rod is driven to rotate by rotating the first rotating button, the double-threaded rod drives the sliding block to move, the sliding block drives the connecting rod to rotate, the first sliding plate ascends and descends in the bottom groove, the bottom wheels are driven to move, and practicability is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of bridge construction, and in particular relates to a protective railing for bridge construction. Background Art

[0002] Application No. 202321002740.X provides a protective railing for bridge construction. Through the cooperation of sleeves, cross bars, movable bars, rectangular holes and auxiliary blocks, it has the advantage of being able to flexibly adjust the interception range of the guardrail, thereby improving the applicability of the device and making the passage of the guardrail more convenient; through the cooperation of fixed plates, dampers, guard plates and springs, it has the advantage of shock absorption and buffering, thereby protecting the guardrail and preventing the guardrail from being damaged or greatly offset by external impact, thereby ensuring the realization of the guardrail protection function;

[0003] Single guardrails are often assembled due to their limited size, but the device lacks a structure for assembly with other guardrails, resulting in a failure to firmly connect the guardrails. Moreover, the device requires opening the bottom each time the universal wheel is adjusted, which is time-consuming and labor-intensive, and is inconvenient to quickly adjust the retraction and extension of the bottom wheel, resulting in poor practicality. Utility Model Content

[0004] In order to solve the problem of inconvenience in recovering the bottom wheel in the above-mentioned prior art, the utility model provides a protective railing for bridge construction, which adopts a double-threaded rod combined with a slide plate to achieve the effect of adjusting the lifting and lowering of the bottom wheel. Its specific technical scheme is: a protective railing for bridge construction, comprising: a top plate, a connecting column is installed on one side of the bottom of the top plate, a bottom plate is installed on the bottom of the connecting column, a T-shaped groove is opened on one side of the top plate and the bottom plate, a T-shaped block is installed on the side of the top plate and the bottom plate away from the T-shaped groove, and the T-shaped groove cooperates with the T-shaped block; a base is installed on the bottom of the bottom plate, a bottom groove is opened at the bottom of the base, a slide plate is slidably installed in the bottom groove of the base, and the slide plate Bottom wheels are installed at the four corners of the bottom; a double-threaded rod is rotatably installed in the bottom groove of the base, and sliders are symmetrically threaded on both sides of the double-threaded rod, one end of a connecting rod is hinged at the bottom of the slider, and the other end of the connecting rod is hinged to the top of a slide plate, and a turning button is installed on one side of the double-threaded rod; a straight rod is installed between the top plate and the bottom plate, and the straight rod is located on the side away from the connecting column, and a rotating block is rotatably installed on the surface of the straight rod, and an anti-collision plate is installed on the surface of the rotating block, and two plug-in blocks are installed on one side of the anti-collision plate, and the two plug-in blocks are installed in the up and down directions on the side of the anti-collision plate opposite to the connecting column, and two slots are provided on one side of the connecting column, and the plug-in blocks cooperate with the slots.

[0005] Preferably, a slot is provided on one side of the insertion block, a slide plate 2 is slidably installed on the inner side of the connecting column, blocks are installed on both ends of one side of the slide plate 2, the blocks cooperate with the slot, an extension block is installed in the middle of one side of the slide plate 2 opposite to the block, one end of a screw is threadedly installed on one side of the extension block, and a knob 2 is installed on the other end of the screw.

[0006] Preferably, one side of the connecting column and the base are both provided with grooves, a turning knob 2 is rotatably installed in the groove of the connecting column, a turning knob 1 is rotatably installed in the groove of the base, a sleeve block is slidably installed on the surface of the turning knob 1 and the turning knob 2, a lifting block is installed on the top of the sleeve block, a limiting groove is provided on the inner wall of the sleeve block, a limiting block is installed on the surface of the turning knob 1 and the turning knob 2, the limiting block is slidably installed in the limiting groove, and a spring is installed between the limiting block and the limiting groove.

[0007] Preferably, a baffle is slidably mounted on the inner top of the T-shaped slot, and the baffle is located at the rear opening of the T-shaped slot.

[0008] In addition, the guardrail for bridge construction in the above technical solution provided by the utility model may also have the following additional technical features: a sleeve is installed on the top of the top plate, a cross bar is slidably installed on one side of the sleeve, a plurality of positioning grooves are opened on the top of the bottom plate, a movable rod is slidably installed in the positioning groove of the bottom plate, and a plurality of through holes are opened on the top of the top plate.

[0009] In the above technical solution, the top of the movable rod passes through a through hole.

[0010] Compared with the prior art, the utility model provides a protective railing for bridge construction, which has the following beneficial effects: the protective railing for bridge construction is connected by putting the assembled protective railings together and then inserting the T-shaped block on one side into the corresponding T-shaped groove; the double-threaded rod is driven to rotate by rotating the first knob, so that the double-threaded rod drives the slider to move, and the slider drives the connecting rod to rotate, so that the slide plate one is lifted and moved in the bottom groove, driving the bottom wheel to move up and down, so as to quickly complete the retraction and extension of the bottom wheel; the anti-collision plate is rotated, so that the insertion block is inserted into the slot, and the second knob is rotated to drive the screw to rotate, so that the screw drives the second slide plate to move, so that the card block enters the card slot, and the anti-collision plate is fixed on the surface of the connecting column, which has strong practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 A schematic diagram of the three-dimensional structure of a protective railing for bridge construction provided by the utility model;

[0012] Figure 2 A front sectional view of a protective railing for bridge construction provided by the utility model;

[0013] Figure 3for Figure 2 A magnified image of point A;

[0014] Figure 4 A rear cross-sectional view of a top plate of a protective railing for bridge construction provided by the utility model;

[0015] Figure 5 A cross-sectional view of a set of protective railings for bridge construction provided by the utility model;

[0016] in, Figures 1 to 5 1. The reference numerals and component names are as follows: 1. top plate; 2. connecting column; 3. bottom plate; 4. T-slot; 5. T-block; 6. base; 7. slide plate 1; 8. bottom wheel; 9. double threaded rod; 10. slide block; 11. connecting rod; 12. knob 1; 13. straight rod; 14. rotating block; 15. anti-collision plate; 16. insert block; 17. slot; 18. slide plate 2; 19. clamping block; 20. extension block; 21. screw; 22. knob 2; 23. sleeve; 24. cross bar; 25. movable rod; 26. sleeve block; 27. lifting block; 28. limit slot; 29. ​​limit block; 30. spring; 41. baffle; 161. clamping slot. DETAILED DESCRIPTION

[0017] The following is a combination of specific implementation cases and attached Figure 1-5 The utility model is further described, but the utility model is not limited to these embodiments. The utility model provides a technical solution: a guardrail for bridge construction, comprising: a top plate 1, a connecting column 2 is installed on one side of the bottom of the top plate 1, a bottom plate 3 is installed on the bottom of the connecting column 2, a T-shaped groove 4 is opened on one side of the top plate 1 and the bottom plate 3, a T-shaped block 5 is installed on the side of the top plate 1 and the bottom plate 3 away from the T-shaped groove 4, the T-shaped groove 4 cooperates with the T-shaped block 5, and the two guardrails are connected by inserting the connected T-shaped blocks 5 into the T-shaped groove 4;

[0018] A base 6 is installed at the bottom of the bottom plate 3, and a bottom groove is opened at the bottom of the base 6. A slide plate 7 is slidably installed in the bottom groove of the base 6, and bottom wheels 8 are installed at the four corners of the bottom of the slide plate 7. The bottom wheels 8 are driven to move by sliding the slide plate 7. When the bottom wheels 8 move out of the bottom groove, it is convenient for the user to move the device; when the bottom wheels 8 enter the bottom groove, it is convenient to stably place the guardrail; a double-threaded rod 9 is rotatably installed in the bottom groove of the base 6, and sliders 10 are symmetrically threadedly installed on both sides of the double-threaded rod 9. One end of a connecting rod 11 is hinged at the bottom of the slider 10, and the other end of the connecting rod 11 is hinged at the top of the slide plate 7. A knob 12 is installed on one side of the double-threaded rod 9, and the double-threaded rod 9 is driven to rotate by turning the knob 12 The double-threaded rod 9 drives the slider 10 to move, so that the slider 10 drives the connecting rod 11 to rotate, and the connecting rod 11 drives the slide plate 7 to slide in the bottom groove; a straight rod 13 is installed between the top plate 1 and the bottom plate 3, and the straight rod 13 is located on the side away from the connecting column 2. A rotating block 14 is rotatably installed on the surface of the straight rod 13, and an anti-collision plate 15 is installed on the surface of the rotating block 14. Two plug blocks 16 are installed on one side of the anti-collision plate 15. The two plug blocks 16 are installed on the side of the anti-collision plate 15 opposite to the connecting column 2 in the up and down directions. Two slots 17 are provided on one side of the connecting column 2. The plug blocks 16 cooperate with the slots 17, rotate the anti-collision plate 15, insert the plug blocks 16 into the slots 17, and fix the anti-collision plate 15 on the surface of the guardrail.

[0019] As a preferred solution, further, a slot 161 is provided on one side of the plug 16, a slide plate 18 is slidably installed on the inner side of the connecting column 2, and blocks 19 are installed on both ends of one side of the slide plate 18, and the blocks 19 cooperate with the slot 161. An extension block 20 is installed in the middle of the side of the slide plate 18 opposite to the block 19, and one end of the screw 21 is threadedly installed on one side of the extension block 20, and a knob 22 is installed on the other end of the screw 21. By rotating the knob 22, the screw 21 is driven to rotate, so that the screw 21 drives the extension block 20 and the slide plate 18 to move, so that the block 19 enters the slot 161, and the plug 16 is fixed in the slot 17.

[0020] As a preferred embodiment, further, a groove is provided on one side of the connecting column 2 and the base 6, and a knob 22 is rotatably installed in the groove of the connecting column 2, and a knob 12 is rotatably installed in the groove of the base 6. A sleeve block 26 is slidably installed on the surfaces of the knob 12 and the knob 22, and a lifting block 27 is installed on the top of the sleeve block 26. A limiting groove 28 is provided on the inner wall of the sleeve block 26, and a limiting block 29 is installed on the surfaces of the knob 12 and the knob 22. The limiting block 29 is slidably installed in the limiting groove 28, and a spring 30 is installed between the limiting block 29 and the limiting groove 28. By pulling the lifting block 27, the sleeve block 26 slides outward on the surfaces of the knob 12 and the knob 22, so that the sleeve block 26 extends out of the groove, so that the sleeve block 26 is convenient to rotate to drive the knob 12 and the knob 22 to rotate; when use is completed, the spring 30 drives the sleeve block 26 to stick to the surfaces of the knob 12 and the knob 22, so that the sleeve block 26 is located in the groove.

[0021] As a preferred solution, further, a baffle 41 is slidably installed on the inner top of the T-slot 4, and the baffle 41 is located at the rear opening of the T-slot 4. When the T-block 5 enters the T-slot 4, the baffle 41 slides downward to prevent the T-block 5 from moving out of the T-slot 4.

[0022] As a preferred solution, further, a sleeve 23 is installed on the top of the top plate 1, a cross bar 24 is slidably installed on one side of the sleeve 23, seven positioning grooves are opened on the top of the bottom plate 3, a movable rod 25 is slidably installed in the positioning groove of the bottom plate 3, seven through holes are opened on the top of the top plate 1, and the top of the movable rod 25 passes through the through holes, so that passage is facilitated by disassembling the movable rod 25.

[0023] The anti-collision plate, sleeve, cross bar and movable rod in this case are existing technologies. The anti-collision plate, sleeve, cross bar and movable rod have the same structure and connection method as those in the comparative documents. As long as the anti-collision plate, sleeve, cross bar and movable rod meet the requirements of this case, they are all acceptable.

[0024] Working principle: The electrical components in this application are all connected to the power supply and control switch when in use. After the utility model is installed, first check the installation and safety protection of the utility model, and then it can be used; when in use, pull the sleeve block 26 outward through the lifting block 27 and rotate it, so that the sleeve block 26 extends out of the groove, and rotates the bottom sleeve block 26 to drive the knob 12 to rotate, so that the knob 12 drives the double threaded rod 9 to rotate, and the double threaded rod 9 drives the sliders 10 on both sides to move to both sides, and the sliders 10 drives the connecting rod 11 to rotate, so that the rotating rod 11 drives the slide plate 7 to move upward, so that the bottom wheel 8 extends into the bottom groove of the base 6; then the adjacent guardrails are attached together, so that the T-shaped block 5 of the guardrail on one side is inserted into the T-shaped groove 4 of the guardrail on the other side. After the T-shaped block 5 is inserted, the baffle plate 41 is slid downward to fix the T-shaped block 5 in the T-shaped groove 4, so that the guardrails on both sides are assembled stably; the anti-collision plate 15 is rotated around the straight rod 13 through the rotating block 14, and the insert block 16 is inserted into the slot 17, and Then pull the top sleeve block 26 and rotate it, drive the knob 22 to rotate, the knob 2 drives the screw 21 to rotate, the screw 21 drives the extension block 20 and the slide plate 18 to slide, so that the card block 19 enters the card slot 161, and the anti-collision plate 15 is fixed on the surface of the connecting column 2; In summary, the guardrail for bridge construction is completed by putting the assembled guardrails together, and then inserting the T-shaped block 5 on one side into the corresponding T-shaped slot 4 to complete the connection between adjacent guardrails; by turning the knob 12 to drive the double The threaded rod 9 rotates, so that the double-threaded rod 9 drives the slider 10 to move, and the slider 10 drives the connecting rod 11 to rotate, so that the slide plate 7 moves up and down in the bottom groove, driving the bottom wheel 8 to move up and down, so as to quickly complete the retraction and extension of the bottom wheel 8; by rotating the anti-collision plate 15, the insert block 16 is inserted into the slot 17, and the rotating knob 22 is rotated to drive the screw rod 21 to rotate, so that the screw 21 drives the slide plate 2 18 to move, so that the block 19 enters the slot 161, and the anti-collision plate 15 is fixed to the surface of the connecting column 2, which is more practical.

[0025] It is obvious to those skilled in the art that the present invention is not limited to the details of the above-mentioned exemplary embodiments, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention; therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is limited by the appended claims rather than the above description, and therefore it is intended to include all changes within the meaning and scope of the equivalent elements of the claims in the present invention; any figure mark in the claims should not be regarded as limiting the claims involved.

[0026] In the description of the present invention, the term "plurality" refers to two or more than two. Unless otherwise clearly defined, the orientation or positional relationship indicated by the terms "upper" and "lower" is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present invention and simplifying the description, 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, it cannot be understood as a limitation on the present invention. The terms "connection", "installation", "fixation", etc. should be understood in a broad sense. For example, "connection" can be a fixed connection, a detachable connection, or an integral connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] In the description of the present invention, the terms "one embodiment", "some embodiments", "specific embodiments", etc. mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0028] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A protective railing for bridge construction, comprising: A top plate (1), characterized in that a connecting column (2) is installed on one side of the bottom of the top plate (1), a bottom plate (3) is installed on the bottom of the connecting column (2), a T-shaped groove (4) is opened on one side of the top plate (1) and the bottom plate (3), a T-shaped block (5) is installed on the side of the top plate (1) and the bottom plate (3) away from the T-shaped groove (4), and the T-shaped groove (4) and the T-shaped block (5) are matched; A base (6) is installed at the bottom of the bottom plate (3), a bottom groove is provided at the bottom of the base (6), a slide plate (7) is slidably installed in the bottom groove of the base (6), and bottom wheels (8) are installed at the four corners of the bottom of the slide plate (7); a double threaded rod (9) is rotatably installed in the bottom groove of the base (6), and sliders (10) are symmetrically threadedly installed on both sides of the double threaded rod (9), one end of a connecting rod (11) is hinged at the bottom of the slider (10), and the other end of the connecting rod (11) is hinged at the top of the slide plate (7), and a knob (11) is installed on one side of the double threaded rod (9). 12); a straight rod (13) is installed between the top plate (1) and the bottom plate (3); the straight rod (13) is located on a side away from the connecting column (2); a rotating block (14) is rotatably installed on the surface of the straight rod (13); an anti-collision plate (15) is installed on the surface of the rotating block (14); two plug-in blocks (16) are installed on one side of the anti-collision plate (15); the two plug-in blocks (16) are installed on the side of the anti-collision plate (15) opposite to the connecting column (2) in the up-down direction; two slots (17) are provided on one side of the connecting column (2); the plug-in blocks (16) are matched with the slots (17).

2. A protective railing for bridge construction according to claim 1, characterized in that: A slot (161) is provided on one side of the insert block (16); a second slide plate (18) is slidably mounted on the inner side of the connecting column (2); a block (19) is mounted on both ends of one side of the second slide plate (18); the block (19) cooperates with the slot (161); an extension block (20) is mounted on the middle of one side of the second slide plate (18) opposite to the block (19); one end of a screw rod (21) is threadedly mounted on one side of the extension block (20); and a second knob (22) is mounted on the other end of the screw rod (21).

3. A protective railing for bridge construction according to claim 2, characterized in that: A groove is provided on one side of the connecting column (2) and the base (6), a second knob (22) is rotatably installed in the groove of the connecting column (2), a first knob (12) is rotatably installed in the groove of the base (6), a sleeve block (26) is slidably installed on the surface of the first knob (12) and the second knob (22), a lifting block (27) is installed on the top of the sleeve block (26), a limiting groove (28) is provided on the inner wall of the sleeve block (26), a limiting block (29) is installed on the surface of the first knob (12) and the second knob (22), the limiting block (29) is slidably installed in the limiting groove (28), and a spring (30) is installed between the limiting block (29) and the limiting groove (28).

4. The protective railing for bridge construction according to claim 1, characterized in that: A baffle plate (41) is slidably mounted on the inner top of the T-shaped slot (4), and the baffle plate (41) is located at the rear opening of the T-shaped slot (4).

5. The protective railing for bridge construction according to claim 1, characterized in that: A sleeve (23) is installed on the top of the top plate (1), a cross bar (24) is slidably installed on one side of the sleeve (23), a plurality of positioning grooves are provided on the top of the bottom plate (3), a movable rod (25) is slidably installed in the positioning grooves of the bottom plate (3), a plurality of through holes are provided on the top of the top plate (1), and the top of the movable rod (25) passes through the through holes.

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