Auxiliary temporary pier column for viaduct girder erection construction

Abstract

The utility model belongs to the technical field of bridge construction, and particularly relates to an auxiliary temporary pier column for viaduct girder erection construction, which comprises a supporting main body, an auxiliary supporting body is arranged at the top of the supporting main body, and the supporting main body and the auxiliary supporting body form the auxiliary temporary pier column; the supporting body is composed of a plurality of supporting single bodies, the supporting single bodies are gradually increased from top to bottom, the top of each supporting single body is provided with a protruding part, the bottom of each supporting single body is provided with an inserting groove, and in every two adjacent supporting single bodies, the protruding part of the lower supporting single body is inserted into the inserting groove of the upper supporting single body; the auxiliary supporting body is composed of a plurality of auxiliary supporting single bodies, the bottom of the lowermost auxiliary supporting single body is provided with a clamping groove connected with the protruding part in a clamped mode, and the top of the uppermost auxiliary supporting single body is provided with a limiting groove for limiting the air cylinder. According to the pier column, the splicing height of the supporting body can be set according to actual requirements, construction is convenient, an original pier does not need to be punched, the pier column can be sequentially dismantled and recycled after construction is completed, and the pier column can be repeatedly used.

Description

TECHNICAL FIELD

[0001] The utility model belongs to bridge construction technical field, concretely relates to a kind of auxiliary temporary pier column for viaduct girder construction. BACKGROUND

[0002] Bridge, generally refers to the construction that is erected on river lake, make vehicle pedestrian etc. Pass smoothly, structure.For adapting modern high-speed development traffic industry, bridge is also extended to cross mountain, bad geology or satisfy other traffic needs and erect the building that make pass more convenient, when pushing, jack will be used, but it still has the following disadvantages in actual use:

[0003] 1, the existing bridge pushing structure mostly carries out drilling, pre-buried work in advance on pier column, fixed pushing structure in this way, which will damage pier column, and then affect subsequent maintenance work, improve cost;

[0004] 2, when using pushing structure, pier column receives greater recoil force, which can cause pier column to deviate.

[0005] For this, the authorized announcement No.CN216379188U, authorized announcement day, 2022.04.26, discloses a kind of bridge pushing temporary jack reaction seat, related to bridge construction auxiliary equipment technical field.The utility model includes pier column, the upper end of pier column is fixed with limit post, the surface side wall of limit post is equipped with top anchoring beam, the left and right side walls of pier column lower part are respectively provided with first ring-shaped I-beam and second ring-shaped I-beam, top anchoring beam is fixed with main vertical rod between second ring-shaped I-beam, the left side wall of pier column is provided with first backing piece at main vertical rod middle position, the upper end of first ring-shaped I-beam is fixed with bracing rod, the right side wall of pier column is provided with second backing piece at the position of bracing rod upper end.

[0006] Although the utility model works together through top anchoring beam, first ring-shaped I-beam and second ring-shaped I-beam, without damaging pier column, reduce the damage of cost, at the same time, first backing piece and second backing piece limit the support of pier column, so that pier column will not easily deviate.

[0007] But the utility model supports force plate through main vertical rod and bracing rod, as the weight of bridge is very large, the support force of main vertical rod and bracing rod is different, which can easily crush bracing rod, and when disassembling, first ring-shaped I-beam 2 and second ring-shaped I-beam 4 also need to be cut, which is difficult, and the height of main vertical rod and bracing rod is also difficult to adjust, which requires customization, otherwise the height is not suitable, which makes it unable to use.

[0008] Therefore, a kind of auxiliary temporary pier column for viaduct girder construction needs to be redesigned. The utility model discloses a kind of auxiliary temporary pier columns for viaduct girder construction.

[0009] The utility model aims at providing a kind of auxiliary temporary pier columns for viaduct girder construction to solve the technical problem raised in the background art.

[0010] To solve the above technical problems, the utility model provides an auxiliary temporary pier column for viaduct girder construction, which can set the support main body splicing height according to actual needs, facilitating the construction of the bridge, without punching the original pier, and after the construction is completed, the jack, auxiliary support unit and support unit can be dismantled and recycled in turn, which can be reused and has high utilization rate.

[0011] The utility model provides an auxiliary temporary pier column for viaduct girder construction, which comprises a support main body, an auxiliary support body is provided at the top of the support main body, and the support main body and the auxiliary support body form an auxiliary temporary pier column.

[0012] The support main body is composed of a plurality of support units, and the support units gradually increase from top to bottom. The top of each support unit is provided with a protruding part, and the bottom is provided with a slot. In adjacent support units, the protruding part of the lower support unit is inserted into the slot of the upper support unit.

[0013] The auxiliary support body is composed of a plurality of auxiliary support units. The bottom of the lowermost auxiliary support unit is provided with a clamping groove for clamping the protruding part, and the top of the uppermost auxiliary support unit is provided with a limiting groove for limiting the air cylinder.

[0014] Further, the bottom of each auxiliary support unit of the intermediate layer is provided with a positioning block, and the top is provided with a positioning slot. In adjacent auxiliary support units, the positioning block of the upper auxiliary support unit is inserted into the positioning slot of the lower auxiliary support unit.

[0015] Further, the left and right sides of the protruding part are provided with cutouts.

[0016] Further, each support unit is provided with a first handle on the left and right sides.

[0017] Further, the first handle is in the shape of a Chinese character "fang", comprising a first connecting rod, a second connecting rod and a first hand-held part. The two ends of the first hand-held part are connected with one end of the first connecting rod and the second connecting rod, respectively. The other ends of the first connecting rod and the second connecting rod are fixedly connected with the support unit.

[0018] Further, each auxiliary support unit is provided with a second handle on the left and right sides.

[0019] Further, the second handle is in the shape of a Chinese character, comprising a third connecting rod, a fourth connecting rod and a second hand holding part, two ends of the second hand holding part are connected with one end of the third connecting rod and the fourth connecting rod respectively, and the other end of the third connecting rod and the fourth connecting rod are fixedly connected with the auxiliary support unit.

[0020] Further, the surface of the first hand holding part and the second hand holding part is provided with anti-skid lines.

[0021] Further, the topmost support unit is provided with a safety fence around, and the safety fence extends upwards along the support unit.

[0022] The beneficial effects of the utility model are:

[0023] The auxiliary temporary pier column for viaduct girder construction has the advantages that the support main body splicing height can be set according to actual requirements, the bridge is conveniently constructed, the original pier does not need to be punched, the original pier is not damaged, the jack, the auxiliary support unit and the support unit can be recycled by being dismantled in sequence after construction, and the auxiliary temporary pier column can be repeatedly used; since the support units gradually increase from top to bottom, the upper part is narrow and the lower part is wide, the stability is extremely high, the side surface of the support main body is formed in a stepped shape, and workers can conveniently climb to the top of the support main body.

[0024] In order to make the above-mentioned purpose, features and advantages of the utility model more obvious and easy to understand, the following preferred embodiments are described in detail below, and the accompanying drawings are described as follows. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the specific embodiments of the utility model or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of these drawings.

[0026] Figure 1 It is a half-cut surface structure schematic view of the auxiliary temporary pier column for viaduct girder construction of the utility model;

[0027] Figure 2 It is an enlarged view of A part of Figure 1

[0028] Figure 3 It is a structure schematic view of the auxiliary temporary pier column for viaduct girder construction of the utility model;

[0029] Figure 4 It is an enlarged view of B part of Figure 3 ​​

[0030] Figure 5 It is the front view of the second embodiment of the utility model;

[0031] Figure 6 It is Figure 5 The enlarged view of C.

[0032] In the figure,

[0033] 100, support main body; 110, support single body; 111, protruding part; 112, insertion slot; 113, cutout; 121, first connecting rod; 122, second connecting rod; 123, first hand holding part; 200, auxiliary support body; 210, auxiliary support single body; 211, clamping groove; 212, third connecting rod; 213, fourth connecting rod; 214, second hand holding part; 221, positioning block; 222, positioning groove; 230, limiting groove; 240, safety fence; 2401, connecting block; 2402, bolt; 241, hinge; 242, switch door. DETAILED DESCRIPTION

[0034] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme of the utility model will be described clearly and completely below in combination with the drawings. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0035] As Figures 1 to 6 The first embodiment of the utility model is shown, which is an auxiliary temporary pier column for high bridge beam construction, comprising a support main body 100, an auxiliary support body 200 is arranged on the top of the support main body 100, and the support main body 100 and the auxiliary support body 200 form an auxiliary temporary pier column.

[0036] The support main body 100 is composed of a plurality of support single bodies 110, the support single bodies 110 gradually increase from top to bottom, the top of each support single body 110 is provided with a protruding part 111, and the bottom is provided with an insertion slot 112; in adjacent support single bodies 110, the protruding part 111 of the lower support single body 110 is inserted into the insertion slot 112 of the upper support single body 110.

[0037] The auxiliary support body 200 is composed of a plurality of auxiliary support single bodies 210, the bottom of the lowermost auxiliary support single body 210 is provided with a clamping groove 211 for clamping the protruding part 111, and the top of the uppermost auxiliary support single body 210 is provided with a limiting groove 230 for limiting the air cylinder.

[0038] According to the technical scheme, the plurality of auxiliary support units 210 are spliced and combined, the support main body 100 splicing height can be set according to actual requirements, the bottom of the jack is placed in the inside of the limiting groove 230, the limiting groove 230 is provided with at least fifteen equidistant limiting grooves, the bridge is conveniently constructed by simultaneously operating the jack to lift the bridge, the original pier does not need to be punched, the original pier is not damaged, and after construction is completed, the jack, the auxiliary support unit 210 and the support unit 110 can be sequentially removed and recycled, and can be repeatedly used; since the support units 110 gradually increase from top to bottom, the upper narrow and lower wide setting not only has high stability, but also forms a ladder shape on the side of the support main body 100, so that workers can conveniently climb to the top of the support main body 100.

[0039] In order to facilitate installation of the auxiliary support body, the bottom of the auxiliary support unit 210 of the middle layer is provided with a positioning block 221, and the top is provided with a positioning groove 222, the positioning block 221 of the upper auxiliary support unit 210 is inserted into the positioning groove 222 of the lower auxiliary support unit 210 in adjacent auxiliary support units 210, and the auxiliary support unit 210 of the bottom layer is installed in cooperation with the support main body 100, therefore, the bottom of the auxiliary support unit 210 of the bottom layer is provided with a clamping groove 211 clamped with the protruding part 111, and the top of the auxiliary support unit 210 of the uppermost layer is provided with a limiting groove 230 limiting the air cylinder.

[0040] It should be noted that the support unit 110 and the auxiliary support unit 210 need to have strong compression resistance and can be made of concrete or other compression-resistant materials, and the shape has no special requirements, and can be circular, oval or polygonal, and the present scheme adopts a cuboid.

[0041] The left and right sides of the protruding part 111 are provided with cutouts 113, which facilitate insertion of the protrusion 111 into the inside of the insertion slot 112, and facilitate clamping of the auxiliary support unit 210 on the top of the protrusion 111.

[0042] First handles are arranged on the left and right sides of each support unit 110, the first handles facilitate disassembly of the support unit 110, and holding the first handles facilitates climbing to the top of the support main body 100.

[0043] The first handle is in the shape of a Chinese character, and includes a first connecting rod 121, a second connecting rod 122 and a first hand holding part 123, both ends of the first hand holding part 123 are connected with one end of the first connecting rod 121 and the second connecting rod 122, and the other end of the first connecting rod 121 and the second connecting rod 122 are fixedly connected with the support unit 110, and the other end of the first connecting rod 121 and the second connecting rod 122 can be welded with the support unit 110.

[0044] The second handle is arranged on the left and right sides of each auxiliary support unit 210, and the second handle facilitates disassembly and assembly of the auxiliary support unit 210.

[0045] The second handle is in the shape of a Chinese character "fang", and comprises a third connecting rod 212, a fourth connecting rod 213 and a second hand holding part 214.

[0046] The first hand holding part 123 and the second hand holding part 214 are provided with anti-skid lines on surfaces thereof, and the anti-skid lines effectively prevent hands from slipping.

[0047] As shown in Figure 5 and Figure 6 the second embodiment of the utility model is different from the first embodiment in that a safety fence 240 is arranged around the uppermost support unit 110, connecting blocks 2401 at the bottom of the safety fence 240 are connected with the support unit 110 through bolts 2402, and switch doors 242 are rotatably arranged on one side of the middle part of the safety fence 240 through hinges 241. The safety fence 240 improves the safety of workers during operation.

[0048] In summary, the auxiliary temporary pier column for viaduct girder construction can set the support body splicing height according to actual needs, facilitates the construction of the bridge, does not need to punch the original pier, does not damage the original pier, and can be recycled after the jack, the auxiliary support unit and the support unit are sequentially removed, and can be repeatedly used.

[0049] The various devices selected in the application are all general standard parts or components known by those skilled in the art, and their structures and principles can be known by those skilled in the art through technical manuals or through conventional experimental methods.

[0050] In the description of the embodiments of the utility model, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense, for example, can be fixed connection, can be detachable connection, or integrally connected, can be mechanical connection, can be electrical connection, can be directly connected, can be indirectly connected through an intermediate medium, and can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0051] In the description of the utility model, it needs to explain, the term "center", "upper", "lower", "left", "right", "vertical", "horizontal", "internal", "external" and so on indicate the orientation or position relation is based on the orientation or position relation shown in the drawing, only for the convenience of describing the utility model and simplifying the description, and is not indicating or implying that the indicated device or element must have a particular orientation, a particular orientation structure and operation, therefore cannot be understood as the limitation of the utility model. In addition, the term "first", "second", "third" is only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0052] The above is the inspiration of the ideal embodiment according to the utility model, and the related staff can make various changes and modifications without deviating from the technical idea of the utility model according to the above description. The technical scope of the utility model is not limited to the content in the specification, and the technical scope must be determined according to the scope of claims.

Claims

1. An auxiliary temporary pier column for bridge girder construction, characterized by: The application relates to a temporary support column, which comprises a support body (100) provided with an auxiliary support body (200) at the top, and the support body (100) and the auxiliary support body (200) constitute an auxiliary temporary support column. The support body (100) is composed of a plurality of support units (110), the support units (110) gradually increase from top to bottom, the top of each support unit (110) is provided with a protruding part (111), the bottom of each support unit (110) is provided with a slot (112), in adjacent support units (110), the protruding part (111) of the lower support unit (110) is inserted into the slot (112) of the upper support unit (110). The auxiliary support body (200) is composed of a plurality of auxiliary support units (210), the bottom of the lowermost auxiliary support unit (210) is provided with a clamping groove (211) matched with the protruding part (111), and the top of the uppermost auxiliary support unit (210) is provided with a limiting groove (230) for limiting a gas cylinder.

2. The auxiliary temporary pier column for high-level bridge beam construction according to claim 1, characterized in that: The bottom of each auxiliary support unit (210) of the intermediate layer is provided with a positioning block (221), and the top of each auxiliary support unit (210) is provided with a positioning groove (222), in adjacent auxiliary support units (210), the positioning block (221) of the upper auxiliary support unit (210) is inserted into the positioning groove (222) of the lower auxiliary support unit (210).

3. The auxiliary temporary pier column for high-level bridge construction of claim 1, wherein: The left and right sides of the protruding part (111) are provided with cutouts (113).

4. The auxiliary temporary pier column for high-level bridge construction of claim 1, wherein: The left and right sides of each support unit (110) are respectively provided with first handles.

5. The auxiliary temporary pier column for high bridge beam construction according to claim 4, characterized in that: The first handle is in the shape of a Chinese character 'fang', and comprises a first connecting rod (121), a second connecting rod (122) and a first hand holding part (123), the two ends of the first hand holding part (123) are connected with one end of the first connecting rod (121) and the second connecting rod (122) respectively, and the other end of the first connecting rod (121) and the second connecting rod (122) is fixedly connected with the support unit (110).

6. The auxiliary temporary pier column for high bridge beam construction according to claim 5, characterized in that: The left and right sides of each auxiliary support unit (210) are respectively provided with second handles.

7. The auxiliary temporary pier column for high bridge beam construction according to claim 6, characterized in that: The second handle is in the shape of a Chinese character 'fang', and comprises a third connecting rod (212), a fourth connecting rod (213) and a second hand holding part (214), the two ends of the second hand holding part (214) are connected with one end of the third connecting rod (212) and the fourth connecting rod (213) respectively, and the other end of the third connecting rod (212) and the fourth connecting rod (213) is fixedly connected with the auxiliary support unit (210).

8. The auxiliary temporary pier column for high bridge beam construction according to claim 7, characterized in that: The surface of the first hand holding part (123) and the second hand holding part (214) is provided with anti-skid lines.

9. The auxiliary temporary pier column for high bridge beam construction according to claim 1, characterized in that: The periphery of the topmost support unit (110) is respectively provided with safety fences (240), and the safety fences (240) extend upwards along the support unit (110).

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