Independent bolt pipe-penetrating guardrail for bridge girder erection machine

Abstract

The utility model discloses an independent bolt pipe-penetrating guardrail for a bridge girder erection machine, and belongs to the technical field of bridge girder erection machine construction auxiliary devices. The device comprises a step plate arranged on the bridge girder erection machine, a plurality of positioning bases are arranged at one end, facing the outer side, of the top surface of the step plate; a vertical rod is arranged on the positioning base; at least one transverse joint is arranged on the vertical rod at different heights; the adjacent transverse connectors of the two climbs are connected through transverse rods. The vertical rods and the transverse rods form a guardrail structure; the utility model effectively solves the problems of high transportation cost, high installation difficulty and high cost of the integral high-altitude pedestrian step plate handrail of the bridge girder erection machine provided by the current manufacturer.

Description

TECHNICAL FIELD

[0001] The utility model relates to bridge -erecting machine construction auxiliary device technical field, concretely relates to a kind of independent bolt pipe guardrail for bridge -erecting machine. BACKGROUND

[0002] The high-altitude pedestrian step plate guardrail on bridge-erecting machine is provided by the manufacturer of the equipment, which is mostly L-shaped structure welded as a whole, and such overall structure can only be transported as a whole, and installation also needs to be installed by number; This objectively exists the problems of high transportation cost and great difficulty in installation, and needs to use crane to cooperate installation, further improves installation cost; Therefore, it is necessary to design a new guardrail structure. SUMMARY

[0003] The utility model solves the technical problem that: provide a kind of independent bolt pipe guardrail for bridge-erecting machine, to solve the problems of high transportation cost, great difficulty in installation and high cost of current manufacturer-provided overall bridge-erecting machine high-altitude pedestrian step plate guardrail.

[0004] To solve the above problems, the utility model provides the following technical scheme:

[0005] An independent bolt pipe guardrail for bridge-erecting machine; it includes the step plate set on bridge-erecting machine;A plurality of positioning bases are arranged at the end of the top surface of step plate towards outside;Vertical rod is arranged on positioning base;At least one transverse joint is arranged at different height positions of vertical rod;Two vertical rods are arranged adjacent to each other, and the transverse joint is connected by cross bar;Vertical rod and cross bar form guardrail structure.

[0006] Preferably, positioning base is a hollow tube structure arranged along vertical direction;The lower part of vertical rod is inserted into the inner cavity of positioning base;Through hole is opened at the corresponding position of positioning base and vertical rod, and the two are detachably connected by split pin at through hole position.

[0007] Preferably, vertical rod and cross bar are made of steel pipe with pipe diameter of 30mm;Transverse joint is made of steel pipe with pipe diameter of 40mm, and cross bar can be inserted into transverse joint.

[0008] Preferably, the spacing between two adjacent cross bars is equal to the spacing between the lowermost cross bar and step plate;Positioning bases are arranged equidistantly in row.

[0009] Preferably, the length of vertical rod is between 1000mm and 1500mm;

[0010] Preferably, two transverse joints are arranged on each vertical rod, and the two transverse joints are arranged at the upper top and middle positions of vertical rod respectively;Each transverse joint.

[0011] Preferably, the upright rods include first and second upright rods arranged alternately; two transverse joints are arranged on the first upright rod; one of the transverse joints is arranged at the top of the first upright rod, and the other is arranged at a position one third of the height of the first upright rod; a cross rod is arranged at a position two thirds of the height of the first upright rod; two cross rods are arranged on the second upright rod; one of the cross rods is arranged at the top of the second upright rod, and the other is arranged at a position one third of the height of the second upright rod; a transverse joint is arranged at a position two thirds of the height of the second upright rod; the cross rods on the adjacent first and second upright rods are inserted into the transverse joints at the corresponding height positions, respectively.

[0012] The utility model has the beneficial effects embodied in the following aspects:

[0013] 1、Its basic component is the detachable formed building material, and convenient processing assembly;

[0014] 2、Compared with the L-shaped guardrail structure welded into a whole provided by the manufacturer directly, the utility model does not need to assemble according to the mark alignment when assembling, the overall occupied space is smaller when transporting, and transportation cost can be effectively controlled;

[0015] 3、Its connection is reliable, and is suitable for popularization and application in the industry. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is the structure schematic diagram of the utility model device in example 1;

[0017] Figure 2 It is Figure 1 The three-dimensional structure schematic diagram of the utility model device in example 1 is separated from the positioning base and the upright rod, and the top cross rod is separated from the transverse joint;

[0018] Figure 3 It is the three-dimensional structure schematic diagram of the utility model device in example 2;

[0019] Figure 4 It is Figure 3 The schematic diagram of the first upright rod and the second upright rod of the utility model device in example 1 in the separation state;

[0020] The figure legend is explained: 1, step plate, 2, positioning base, 3, upright rod, 301, first upright rod, 302, second upright rod, 4, transverse joint, 5, cross rod. DETAILED DESCRIPTION

[0021] The utility model will be further introduced in combination with the drawings and specific examples:

[0022] Example 1:

[0023] Refer to Figure 1The embodiment provides an independent bolt pipe penetrating guardrail for a bridge erecting machine; it comprises a step plate 1 arranged on the bridge erecting machine; a plurality of positioning bases 2 are arranged at one end of the top surface of the step plate 1 and face the outside; a vertical rod 3 is arranged on the positioning base 2; at least one transverse joint 4 is arranged at different heights of the vertical rod 3; two transverse joints 4 arranged in a step-on mode and adjacent to each other are connected through a horizontal rod 5; the vertical rod 3 and the horizontal rod 5 form a guardrail structure.

[0024] The positioning base 2 is a hollow tube structure arranged in a vertical mode; the lower part of the vertical rod 3 is inserted into the inner cavity of the positioning base 2; a through hole is formed at the corresponding position of the positioning base 2 and the vertical rod 3, and the two are detachably connected through a split pin at the position of the through hole. The positioning base in the embodiment is a cylindrical structure with a tube diameter of 40 mm and a length of 100 mm.

[0025] The vertical rod 3 and the horizontal rod 5 are both made of steel pipes with a tube diameter of 30 mm; the transverse joint 4 is made of a steel pipe with a tube diameter of 40 mm, and the horizontal rod 5 can be inserted into the transverse joint 4.

[0026] The spacing between two adjacent horizontal rods 5 is equal to the spacing between the lowermost horizontal rod and the step plate 1; the positioning bases 2 are arranged in a row mode and at equal intervals.

[0027] The length of the vertical rod 3 is between 1000 mm and 1500 mm; in the embodiment, the length of the vertical rod is 1200 mm.

[0028] Two transverse joints 4 are arranged on each vertical rod 3, and the two transverse joints 4 are arranged at the upper top and the middle position of the vertical rod 3 respectively; each transverse joint 4. In the embodiment, each vertical rod and the corresponding two transverse joints are fixed by welding, and a "gan" type is formed after welding.

[0029] Embodiment 2:

[0030] Reference Figure 2The structural features in the embodiment are basically consistent with those in the structure of the embodiment 1, and will not be described herein again; the difference between the two lies in that the vertical rod 3 comprises first vertical rods 301 and second vertical rods 302 arranged alternately; two lateral joints 4 are arranged on the first vertical rod 301; one of the lateral joints 4 is arranged at the top of the first vertical rod 301, and the other lateral joint 4 is arranged at a position of one-third height of the first vertical rod 301; a cross rod 5 is arranged at a position of two-thirds height of the first vertical rod 301; two cross rods 5 are arranged on the second vertical rod 302; one of the cross rods 5 is arranged at the top of the second vertical rod 302, and the other cross rod 5 is arranged at a position of one-third height of the second vertical rod 302; a lateral joint is arranged at a position of two-thirds height of the second vertical rod 302; and the cross rods 5 on the adjacent first vertical rod 301 and second vertical rod 302 are respectively inserted into the lateral joints 4 arranged at the corresponding height positions. The embodiment further reduces the use of the lateral joints on the basis of the embodiment 1, so as to reduce the overall processing cost, and meanwhile, the length of the cross rods located at the head and tail of the guardrail can be adjusted according to actual needs in the embodiment.

Claims

1. A self-piercing pin tube-penetration guard for a bridge erecting machine, comprising a step plate (1) arranged on the bridge erecting machine; characterized in that: The step plate (1) is provided with a plurality of positioning bases (2) at one end of the top surface thereof; a vertical rod (3) is arranged on the positioning base (2); at least one transverse joint (4) is arranged at different heights of the vertical rod (3); two transverse joints (4) arranged in a height-reach manner and adjacent to each other are connected by a horizontal rod (5); and the vertical rod (3) and the horizontal rod (5) form a guardrail structure.

2. A self-piercing pin tube guide guard for a bridge machine according to claim 1, characterized in that: The positioning base (2) is a hollow tube structure arranged in a vertical direction; the lower part of the vertical rod (3) is inserted into the inner cavity of the positioning base (2); a through hole is formed in the corresponding positions of the positioning base (2) and the vertical rod (3), and the two are detachably connected by a split pin at the position of the through hole.

3. A self-piercing pin tube guide guard for a bridge machine according to claim 1, wherein: The vertical rod (3) and the horizontal rod (5) are both made of steel pipes with a pipe diameter of 30 mm; the transverse joint (4) is made of a steel pipe with a pipe diameter of 40 mm, and the horizontal rod (5) can be inserted into the transverse joint (4). ​ 4. A self-piercing pin tube guide guard for a bridge machine according to claim 1, wherein: The spacing between two adjacent horizontal rods (5) is equal to the spacing between the lowermost horizontal rod and the step plate (1); and the positioning bases (2) are arranged in a row at equal intervals.

5. A self-piercing pin tube guide guard for a bridge machine according to claim 1, wherein: The length of the vertical rod (3) is between 1000 mm and 1500 mm.

6. A self-piercing pin tube guide guard for a bridge machine according to claim 1, wherein: Two transverse joints (4) are arranged on each vertical rod (3), and the two transverse joints (4) are arranged at the upper top and the middle of the vertical rod (3), respectively; each transverse joint (4).

7. A self-piercing pin tube guide guard for a bridge machine according to claim 1, wherein: The vertical rod (3) comprises first vertical rods (301) and second vertical rods (302) arranged alternately; two transverse joints (4) are arranged on the first vertical rod (301); one of the two transverse joints (4) is arranged at the top of the first vertical rod (301), and the other is arranged at a position one third of the height of the first vertical rod (301); a horizontal rod (5) is arranged at a position two thirds of the height of the first vertical rod (301); two horizontal rods (5) are arranged on the second vertical rod (302); one of the two horizontal rods (5) is arranged at the top of the second vertical rod (302), and the other is arranged at a position one third of the height of the second vertical rod (302); a transverse joint is arranged at a position two thirds of the height of the second vertical rod (302); and the horizontal rods (5) on the adjacent first vertical rod (301) and second vertical rod (302) are respectively inserted into the corresponding height position of the transverse joint (4).

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