CN115305816A - Steel bar positioning device of municipal bridge guardrail - Google Patents

Abstract

A steel bar positioning device for a municipal bridge guardrail comprises a support structure, a positioning identification structure and a walking structure, wherein the walking structure is arranged at the lower end of the support structure, the positioning identification structure is adjustably arranged on the support structure, and the positioning identification structure is arranged through the support structure, so that the positioning identification structure can be conveniently adjusted in position, the position accuracy of the positioning identification structure is ensured, and the positioning accuracy of the bridge guardrail is improved; and through the setting of walking structure, be convenient for remove this positioner, improve the practical convenience of this device.

Description

A steel bar positioning device for municipal bridge guardrail

technical field

The invention relates to the technical field of bridge reinforcement positioning, in particular to a reinforcement positioning device for municipal bridge guardrails.

Background technique

Bridge guardrail is an important part of municipal bridge engineering. With the development of construction technology, the requirements for the positioning of steel bars on bridges are getting higher and higher, so as to better ensure the strength of bridge guardrails; the current guardrail reinforcement positioning methods on the market Mainly include the following: (1) Positioning is carried out with the combination of hammer line and tape measure, which is not convenient for height adjustment and length extension, and has poor positioning effect on steel bars and poor applicability; (2) laser instrument and tape measure In cooperation, this positioning method requires continuous dimensional measurement, which is likely to cause cumulative errors in size, resulting in larger and larger dimensional deviations. In addition, the laser instrument needs to be placed on a horizontal surface when it is practical, and the requirements for the bottom surface are relatively high.

Contents of the invention

In view of the above deficiencies, the technical problem to be solved by the present invention is to provide a steel bar positioning device for the municipal bridge guardrail, which is used to accurately locate the guardrail steel bars of the bridge, so as to ensure the accurate and smooth progress of the construction.

In order to solve the above technical problems, the technical solution adopted in the present invention is,

A steel bar positioning device for a municipal bridge guardrail, comprising a bracket structure, a positioning marking structure and a walking structure, the walking structure is installed at the lower end of the supporting structure, the positioning marking structure is adjustable and installed on the supporting structure, and the positioning marking structure includes a scale bar, a laser The instrument and the spotlight, the scale bar is fixedly connected to the support structure, the spotlight and the laser instrument are respectively installed on the scale bar, the position of the support structure is positioned by the spotlight, and the position of the steel bar is determined by the laser instrument to locate the steel bars of the entire row of bridge guardrails .

Further, the scale rod includes a length adjustment rod and a scale rod. The length adjustment rod is installed on the bracket structure, and the scale rod is connected to the length adjustment rod to adjust the position of the scale rod through the length adjustment rod. The spotlight and the laser instrument are respectively installed on the ruler rod.

Further, the length adjustment rod includes single rods superimposed on each other, and the upper and lower two single rods are formed with fixing through holes, and the fixing through holes of the upper and lower two single rods are connected by bolts to fix the adjacent single rods. connect.

Further, a positioning paddle is slidably installed on the scale rod, the laser instrument is fixedly installed on the positioning paddle, and the laser instrument is driven to move by the positioning paddle.

Further, the bracket structure includes a base, a support rod set and a height adjustment rod, the support rod set is fixedly connected to the base, the height adjustment rod is adjustable installed on the support rod set, and the scale rod is connected to the height adjustment rod.

Further, the support rod group includes a diagonal brace bracket and a connecting vertical rod, on which an adjustment sleeve rod is installed, the height adjustment rod is adjustablely connected to the adjustment sleeve rod, and the middle part of the height adjustment rod is connected to the diagonal brace bracket through a height adjustment piece.

Further, an adjustment slot is formed on the side wall of the adjustment sleeve rod, and a lock bolt is installed on the height adjustment rod, and the lock bolt fits with the height adjustment groove to adjust the height of the end of the height adjustment rod.

Further, the height adjustment member includes a connection sleeve, a height adjustment bolt and an adjustment knob, the connection sleeve is set on the height adjustment rod, one end of the height adjustment bolt is rotatably connected to the connection sleeve, the other end is screwed to the brace bracket, and the adjustment knob is fixedly connected on the height adjustment bolt.

Further, the walking structure includes a fixed walking piece and an adjustable walking piece. The fixed walking piece and the adjustable walking piece are respectively fixedly installed on the lower end of the support structure. lower end.

Further, the adjustable walking part includes a socket column and an adjustment column, the socket column is fixedly connected to the base, the adjustment column is telescopically installed in the socket column, locking bolts are installed on the adjustment column, and the socket column is formed There is a walking adjustment groove, and the locking bolt is adapted to the walking adjustment groove to adjust the relative position of the adjusting column in the socket column, and a walking roller is also installed at the bottom of the adjusting column.

The beneficial effect of the present invention is that the positioning mark structure is installed through the bracket structure, which facilitates the position adjustment of the positioning mark structure, ensures the positional accuracy of the positioning mark structure, and improves the positioning accuracy of the bridge guardrail; and through the setting of the walking structure, it is convenient for this The positioning device moves to improve the practical convenience of the device.

Description of drawings

Fig. 1 is a structural schematic diagram of the present invention.

Figure 2 is a partial enlarged view of A.

Figure 3 is a schematic diagram of the assembly of the height adjustment rod.

Fig. 4 is a structural schematic diagram of the adjustable walking member.

Fig. 5 is a structural schematic diagram of the height adjusting member.

Reference signs: bracket structure 1, positioning mark structure 2, walking structure 3, scale rod 4, laser instrument 5, spotlight 6, length adjustment rod 7, scale rod 8, single rod 9, fixed through hole 10, positioning dial Sheet 11, Level 12, Base 13, Support Rod Group 14, Height Adjustment Rod 15, Diagonal Bracket 16, Connecting Vertical Rod 17, Adjusting Sleeve Rod 19, Adjusting Slot 20, Locking Bolt 21, Connecting Sleeve 22, Height Adjusting Bolt 23. Adjusting knob 24, fixed walking part 25, adjustable walking part 26, fixed post 27, traveling roller 28, socket post 29, adjusting post 30, locking bolt 31.

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings.

A steel bar positioning device for a municipal bridge guardrail, comprising a bracket structure 1, a positioning marking structure 2 and a walking structure 3, the walking structure 3 is installed at the lower end of the bracket structure 1, and the positioning marking structure 2 is adjustable and installed on the bracket structure 1, through the bracket Structure 1 installs the positioning mark structure 2, which is convenient for position adjustment of the positioning mark structure 2, ensures the position accuracy of the positioning mark structure 2, and improves the positioning accuracy of the bridge guardrail; and through the setting of the walking structure 3, it is convenient to move the positioning device , improve the practical convenience of the device.

The positioning mark structure 2 includes a scale bar 4, a laser instrument 5 and a spotlight 6. The scale bar 4 is fixedly connected to the support structure 1, and the spotlight 6 and the laser instrument 5 are respectively installed on the scale bar 4. The spotlight 6 is used for Align with the construction datum line on the bridge, and then determine the installation position of the steel bar by changing the relative position of the laser instrument 5 on the scale bar 4.

During the use of the laser instrument 5, the spotlight 6 is aligned with the construction reference line on the bridge, the laser instrument 5 emits a cross-shaped laser line, and the position of the steel bar is determined by the laser line, and the spotlight 6 of the device is moved to The corresponding construction datum line is used to locate and construct a whole row of steel bars for the bridge guardrail.

Scale rod 4 comprises length adjustment rod 7 and scale rod 8, and length adjustment rod 7 is installed on the support structure 1, and scale rod 8 is connected on the length adjustment rod 7, to adjust the position of scale rod 8 by length adjustment rod 7, realizes The horizontal extension is convenient for the device to adapt to the construction of steel bar guardrails with large spans. The spotlight 6 and the laser instrument 5 are respectively installed on the scale rod 8, and a scale is formed on the scale pole 8. The spacing between the bars can be precisely positioned for the guardrail reinforcement.

The length adjustment rod 7 includes single rods 9 superimposed on each other. The length adjustment rod 7 formed by the upper and lower single rods has better mechanical properties, can better keep the scale rod 4 stable, and improve the accuracy of the device. The single rods 9 are formed with fixed through holes 10, and the fixed through holes 10 of the upper and lower two single rods 9 are connected by bolts, so that the adjacent single rods 9 are fixedly connected.

In actual use, the position between the upper and lower single rods 9 is changed by changing the connection relationship of the fixed through hole 10 on the single rod 9, so that the device is extended laterally to meet the requirements of different working conditions.

Wherein, the single rod 9 positioned below is fixedly welded on the height adjustment rod 15, and the scale rod 8 is fixedly connected to the single rod 9 positioned above; the end of the height adjustment rod 15 is an opening, and the lower single rod is welded on the lower half of the opening part, so that the upper single rod 9 is accommodated in the height adjustment rod 15, and the adjustment range of the length adjustment rod 7 is improved.

In some optional embodiments, the upper single rod 9 is directly welded to the scale rod 8, and the spotlight 6 is fixedly installed below the scale rod 8, or the spotlight 6 is welded to the upper single rod 9 and the scale rod 8 respectively. , when the spotlight 6 is fixed, it should be ensured that the spotlight 6 is vertically downward.

A positioning paddle 11 is slidably installed on the scale rod 8, and the laser instrument 5 is fixedly installed on the positioning paddle 11, and the laser instrument 5 is driven to move by the positioning paddle 11.

An inverted T-shaped handle is formed on the positioning paddle 11, which is convenient for moving the positioning paddle 11, and lubricating oil is regularly applied between the positioning paddle 11 and the scale rod 8 to prevent damage and aging of the device.

A level 12 is installed on the length adjustment rod 7, and the levelness of the scale rod 8 is controlled by adjusting the levelness of the length adjustment rod 7 to ensure the accuracy of the laser instrument 5.

The support structure 1 includes a base 13, a support rod group 14 and a height adjustment rod 15, the support rod group 14 is fixedly connected on the base 13, the height adjustment rod 15 is adjustable and installed on the support rod group 14, and the scale bar 4 and the height adjustment rod 15 connections.

The base 13 is set in a triangular structure, which has better stability and is convenient for the stability of the device during construction.

The support rod group 14 comprises a diagonal support bracket 16, a connecting vertical rod 17, an adjusting sleeve rod 19 is installed on the connecting vertical rod 17, and the height adjusting rod 15 is adjustablely connected with the adjusting sleeve rod 19. The diagonal brace bracket 16 is connected, and the height adjustment rod 15 can be relatively rotated with the diagonal brace bracket 16 as a fulcrum, thereby facilitating the adjustment of the height adjustment rod 15 to a level.

Adjusting groove 20 is formed on the side wall of adjusting sleeve rod 19, and adjusting groove 20 is a stroke groove. Locking bolt 21 is installed on height adjusting rod 15, and locking bolt 21 is adapted to height adjusting groove 20. Preferably, the height adjustment The rod 15 and the locking bolt 21 are threadedly connected, and the height of the end of the height adjustment rod 15 is adjusted by changing the position of the locking bolt 21 in the adjustment groove 20. After the adjustment is completed, the locking bolt 21 is tightened to realize Adjusting sleeve bar 19 is fixed with height adjusting bar 15.

The height adjusting part comprises connecting sleeve 22, height adjusting bolt 23 and adjusting knob 24. Then, the adjustment knob 24 is fixedly connected to the height adjustment bolt 23, and the extension length of the height adjustment bolt 23 is changed by turning the adjustment knob 24, so as to accurately adjust the height of the fulcrum of the height adjustment rod 15, thereby facilitating the adjustment of the height adjustment rod 15 Precisely adjust to level.

The height adjustment rod 15 is in the shape of a 7. When installing, the short side of the height adjustment rod is inserted into the adjustment sleeve rod 19. The installation method is simple, so as to improve installation efficiency, and the inner diameter of the adjustment sleeve rod 19 is greater than the inner diameter of the height adjustment rod, so that The end of the height adjustment rod 15 is relatively rotated in the adjustment sleeve rod 19, thereby facilitating the adjustment of the level of the height adjustment rod 15.

The walking structure 3 includes a fixed walking piece 25 and an adjustable walking piece 26. The fixed walking piece 25 and the adjustable walking piece 26 are fixedly installed on the lower end of the support structure 1 respectively. The fixed walking piece 25 includes a fixed column 27 and a walking roller 28. The walking roller 28 is rotatably installed on the lower end of the fixed column 27, the setting of the walking structure 3 facilitates the movement of the device, and the setting of the adjustable walking part 26 facilitates the adjustment of the base 13 to ensure the applicability of the device.

The adjustable walking part 26 includes a socket column 29 and an adjustment column 30, the socket column 29 is fixedly connected to the base 13, the adjustment column 30 is telescopically installed in the socket column 29, and a locking bolt 31 is installed on the adjustment column 30 , the socket post 29 is formed with a walking adjustment groove 32, and the locking bolt 31 is adapted to the travel adjustment groove 32 to adjust the relative position of the adjustment post 30 in the socket post 29, and a bottom end of the adjustment post 30 is also installed The walking rollers 28 also adjust the relative height of the adjustable walking parts 26 by changing the position of the tightening bolt 31 in the walking adjustment groove 32, thereby adjusting the inclination of the base 13 to ensure the applicability of the device.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention; therefore , the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Although this article uses more terms corresponding to the reference numerals in the figure, it does not exclude the possibility of using other terms; these terms are used only to describe and explain the essence of the present invention more conveniently; they are interpreted as any Any additional limitations are contrary to the spirit of the present invention.

Claims (10)

1. The utility model provides a reinforcing bar positioner of municipal administration bridge guardrail, a serial communication port, including supporting structure (1), location identification structure (2) and walking structure (3), the lower extreme at supporting structure (1) is installed in walking structure (3), install on supporting structure (1) with adjustable location identification structure (2), location identification structure (2) are including scale member (4), laser instrument (5) and shot-light (6), scale member (4) fixed connection is on supporting structure (1), shot-light (6), install respectively on scale member (4) laser instrument (5), through the position of shot-light (6) location supporting structure (1), laser instrument (5) are confirmed the reinforcing bar position and are fixed a position the reinforcing bar of whole row of bridge guardrail.

2. The reinforcing steel bar positioning device for the municipal bridge guardrail, according to claim 1, characterized in that the scale rod member (4) comprises a length adjusting rod (7) and a scale rod (8), the length adjusting rod (7) is mounted on the support structure (1), the scale rod (8) is connected to the length adjusting rod (7) so as to adjust the position of the scale rod (8) through the length adjusting rod (7), and the spot light (6) and the laser (5) are respectively mounted on the scale rod (8).

3. The rebar positioning device for the municipal bridge guardrail according to claim 2, wherein the length adjusting rod (7) comprises single rods (9) which are overlapped up and down, fixing through holes (10) are formed in the upper single rod (9) and the lower single rod (9), and the fixing through holes (10) of the upper single rod (9) and the lower single rod (9) are connected through bolts so as to fixedly connect the adjacent single rods (9).

4. The reinforcing steel bar positioning device for the municipal bridge guardrail according to claim 2, wherein a positioning shifting piece (11) is slidably mounted on the scale rod (8), the laser instrument (5) is fixedly mounted on the positioning shifting piece (11), the laser instrument (5) is driven to move through the positioning shifting piece (11), and a level gauge (12) is mounted on the length adjusting rod (7).

5. The reinforcing steel bar positioning device for the municipal bridge guardrail according to claim 1, wherein the support structure (1) comprises a base (13), a support rod set (14) and a height adjusting rod (15), the support rod set (14) is fixedly connected to the base (13), the height adjusting rod (15) is adjustably mounted on the support rod set (14), and the scale rod (4) is connected with the height adjusting rod (15).

6. The reinforcing steel bar positioning device for the municipal bridge guardrail according to claim 5, wherein the support rod set (14) comprises a diagonal support (16) and a connecting vertical rod (17), the connecting vertical rod (17) is provided with an adjusting loop bar (19), the height adjusting rod (15) is adjustably connected with the adjusting loop bar (19), and the middle part of the height adjusting rod (15) is connected with the diagonal support (16) through a height adjusting piece.

7. The reinforcing steel bar positioning device for the municipal bridge guardrail according to claim 6, wherein an adjusting groove (20) is formed on the side wall of the adjusting loop bar (19), a locking bolt (21) is installed on the height adjusting bar (15), and the locking bolt (21) is matched with the height adjusting groove (20) so as to adjust the height of the end part of the height adjusting bar (15).

8. The reinforcing steel bar positioning device for the municipal bridge guardrail according to claim 6, wherein the height adjusting part comprises a connecting sleeve (22), a height adjusting bolt (23) and an adjusting knob (24), the connecting sleeve (22) is sleeved on the height adjusting rod (15), one end of the height adjusting bolt (23) is rotatably connected with the connecting sleeve (22), the other end of the height adjusting bolt is in threaded connection with the bracing support (16), and the adjusting knob (24) is fixedly connected with the height adjusting bolt (23).

9. The reinforcing steel bar positioning device for the municipal bridge guardrail according to claim 1, wherein the walking structure (3) comprises a fixed walking part (25) and an adjustable walking part (26), the fixed walking part (25) and the adjustable walking part (26) are respectively and fixedly installed at the lower end of the support structure (1), the fixed walking part (25) comprises a fixed column (27) and a walking roller (28), and the walking roller (28) is rotatably installed at the lower end of the fixed column (27).

10. The reinforcing steel bar positioning device for the municipal bridge guardrail according to claim 9, wherein the adjustable walking member (26) comprises a sleeve column (29) and an adjusting column (30), the sleeve column (29) is fixedly connected to the base (13), the adjusting column (30) is telescopically mounted in the sleeve column (29), a locking bolt (31) is mounted on the adjusting column (30), a walking adjusting groove (32) is formed in the sleeve column (29), the locking bolt (31) is matched with the walking adjusting groove (32) to adjust the relative position of the adjusting column (30) in the sleeve column (29), and a walking roller (28) is also mounted at the bottom end of the adjusting column (30).

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