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CN218989896U - Temporary buttress for bridge construction - Google Patents

Temporary buttress for bridge construction Download PDF

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Publication number
CN218989896U
CN218989896U CN202222450508.4U CN202222450508U CN218989896U CN 218989896 U CN218989896 U CN 218989896U CN 202222450508 U CN202222450508 U CN 202222450508U CN 218989896 U CN218989896 U CN 218989896U
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China
Prior art keywords
supporting
bolts
frame
slot
bridge construction
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CN202222450508.4U
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Chinese (zh)
Inventor
李敬华
郎家胜
万毅
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Guangdong Huakun Construction Group Co ltd
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Guangdong Huakun Construction Group Co ltd
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Priority to CN202222450508.4U priority Critical patent/CN218989896U/en
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Abstract

The utility model provides a temporary buttress for bridge construction, which comprises a base, a support frame and a girder erection structure, wherein the base is arranged at the bottom end of the support frame; the base comprises a sandbox structure, the bottom end of the supporting frame stretches into the sandbox structure, the supporting height is changed according to the sand filling amount, and the bottom end of the supporting frame is reinforced at the sandbox structure through bolts; the girder erection structure comprises a supporting plate and a gland, the shape of the supporting plate is matched with the shape of the inner side of the gland, the bottom of the supporting plate is fixedly arranged at the top end of the supporting frame, a plurality of threaded holes distributed in an array form are formed in the supporting plate, supporting bolts are arranged at the positions of the threaded holes, the gland is erected at the tops of the supporting bolts, and the overall supporting height is adjusted by adjusting the heights of the supporting bolts; the structure is novel, elevation adjustment can be performed, and the bridge can be propped against the bottom of the bridge so as to be effectively supported; and the subsequent disassembly and assembly can be convenient, and the operation is convenient.

Description

Temporary buttress for bridge construction
Technical Field
The utility model relates to the field of bridge buttresses, in particular to a temporary buttress for bridge construction.
Background
In bridge construction, the steel pipe support is widely applied to a temporary support structure for bridge construction due to the advantages of convenience in construction, small occupied space, good stability and the like, and in the conventional design and installation process of the temporary support for the steel pipe column, the steel section is directly welded with the steel pipe column, and the I-shaped steel support beam body is welded at the top of the steel pipe column so as to carry out stable support; however, the buttress structure in the mode causes inflexible adjustment of the erection time scale, especially adjustment of adjacent parts, and the condition that the buttress structure cannot be tightly supported possibly occurs, so that the required supporting effect cannot be achieved; and when the construction is finished and needs to be dismantled, the top I-steel is difficult to dismantle and inconvenient to operate due to direct contact with the beam body.
Disclosure of Invention
In order to overcome the defects of the prior art, the technical problem to be solved by the utility model is to provide a temporary buttress for bridge construction, which has novel structure and can be used for carrying out elevation adjustment so as to be propped against the bottom of a bridge for effective support; and the subsequent disassembly and assembly can be convenient, and the operation is convenient.
To achieve the purpose, the utility model adopts the following technical scheme:
the utility model provides a temporary buttress for bridge construction, which comprises a base, a support frame and a girder erection structure, wherein the base is arranged at the bottom end of the support frame; the base comprises a sandbox structure, the bottom end of the supporting frame stretches into the sandbox structure, the supporting height is changed according to the sand filling amount, and the bottom end of the supporting frame is reinforced at the sandbox structure through bolts; the girder erection structure comprises a supporting plate and a gland, the shape of the supporting plate is matched with the shape of the inner side of the gland, the bottom of the supporting plate is fixedly arranged at the top end of the supporting frame, a plurality of threaded holes distributed in an array mode are formed in the supporting plate, supporting bolts are arranged at the positions of the threaded holes, the gland is erected at the tops of the supporting bolts, and the supporting heights of the supporting bolts and the whole supporting heights are adjusted through adjusting the heights of the supporting bolts.
In the preferred technical scheme of the utility model, a plurality of inserting cylinders are fixedly arranged on the bottom surface of the supporting plate, the number of the inserting cylinders is consistent with that of the supporting rods of the supporting frame, the positions of the inserting cylinders are corresponding to that of the supporting rods, and the top ends of the supporting rods correspondingly extend into the inserting cylinders and are fixed through bolts.
In the preferred technical scheme of the utility model, the top end of the supporting rod is of a solid structure, a sinking groove is concavely arranged in the middle of the top surface of the supporting rod, and the sinking groove is of a prismatic hole-shaped structure; the inside of the insertion barrel is fixedly provided with a convex block, and the shape of the convex block is matched with the shape of the sinking groove and corresponds to the position.
In the preferred technical scheme of the utility model, the bottom end of the supporting rod is of a solid structure, and the sandbox structure is distributed in two groups corresponding to the supporting rod; the sandbox structure comprises a supporting seat and a baffle plate, wherein the top surface of the supporting seat is provided with a jack corresponding to the bottom end of the supporting rod, one side of the supporting seat, which is far away from the center of the base, is provided with a slot, the bottom of the jack is downwards inclined towards one side of the slot, and the inclined bottom end is provided with a discharge hole; the bottom of the slot wall of the slot far from the jack is provided with a discharge port which extends along the length direction of the slot and is longer than the interval between two discharge holes at the end part position; the baffle is slidably inserted into the slot and used for plugging the discharge hole.
In the preferred technical scheme of the utility model, a connecting frame is fixedly arranged at the outer side of the bottom of the supporting rod, a space is reserved between the connecting part of the connecting frame and the supporting rod, and the connecting part supports against the outer wall of the supporting seat to slide; the connecting part is provided with a strip-shaped hole, the outer wall of the supporting seat is correspondingly provided with a threaded hole, and the connecting part is fixed on the supporting seat through a bolt penetrating through the strip-shaped hole.
The beneficial effects of the utility model are as follows:
the utility model provides a temporary buttress for bridge construction, which is novel in structure and comprises a base, a support frame and a girder erection structure, wherein the base comprises a sandbox structure, the bottom of the support frame is arranged at the sandbox structure, and the whole support height can be changed by filling sand; the girder erection structure comprises a supporting plate, a gland and a supporting bolt, the supporting height can be adjusted by adjusting the supporting bolt, the adjustment of the two parts can meet the adjustment requirement of the general range of the bridge pier, and the top of the gland can be propped against the bottom of the bridge so as to be effectively supported; in addition, according to the structural design, sand filling materials in the sandbox structure can be discharged, so that the overall height is reduced, the girder erecting structure is separated from a bridge, and the girder erecting structure is convenient to disassemble and assemble and convenient to operate.
Drawings
Fig. 1 is a schematic structural view of a temporary pier for bridge construction according to an embodiment of the present utility model;
FIG. 2 is a partial cross-sectional view of a temporary pier for bridge construction provided in an embodiment of the present utility model;
FIG. 3 is an enlarged view of a portion of a temporary pier for bridge construction provided in an embodiment of the present utility model;
fig. 4 is a bottom view of a pallet provided in an embodiment of the utility model.
In the figure:
100. a base; 110. a first support plate; 120. a second support plate; 121. a rod; 130. a sandbox structure; 131. a support base; 132. a baffle; 133. a jack; 134. a slot; 135. a discharge hole; 136. a discharge port; 140. a concrete foundation; 200. a support frame; 210. a support rod; 220. a connecting frame; 221. a connection part; 222. a bar-shaped hole; 300. a girder erecting structure; 310. a supporting plate; 311. a plug cylinder; 312. a bump; 320. a gland; 330. and (5) supporting the bolts.
Detailed Description
The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 4, a temporary pier for bridge construction is disclosed in an embodiment of the present utility model, which comprises a base 100, a support frame 200, and a girder erection structure 300, wherein the base 100 is installed at the bottom end of the support frame 200, and the girder erection structure 300 is installed at the top end of the support frame 200; the base 100 comprises a sandbox structure 130, the bottom end of the supporting frame 200 extends into the sandbox structure 130, the supporting height is changed according to the sand filling amount, and the bottom end of the supporting frame 200 is reinforced at the sandbox structure 130 through bolts; the girder erection structure 300 comprises a supporting plate 310 and a pressing cover 320, wherein the shape of the supporting plate 310 is matched with the shape of the inner side of the pressing cover 320, the bottom of the supporting plate 310 is fixedly arranged at the top end of the supporting frame 200, a plurality of threaded holes distributed in an array mode are formed in the supporting plate 310, supporting bolts 330 are arranged at the positions of the threaded holes, the pressing cover 320 is arranged at the tops of the supporting bolts 330 in an erected mode, and the overall supporting height is adjusted through adjusting the heights of the supporting bolts.
The temporary buttress for bridge construction is novel in structure and comprises the base, the support frame and the girder erection structure, wherein the base comprises a sandbox structure, the bottom of the support frame is arranged at the sandbox structure, and the whole support height can be changed by filling sand; the girder erection structure comprises a supporting plate, a gland and a supporting bolt, the supporting height can be adjusted by adjusting the supporting bolt, the adjustment of the two parts can meet the adjustment requirement of the general range of the bridge pier, and the top of the gland can be propped against the bottom of the bridge so as to be effectively supported; in addition, according to the structural design, sand filling materials in the sandbox structure can be discharged, so that the overall height is reduced, the girder erecting structure is separated from a bridge, and the girder erecting structure is convenient to disassemble and assemble and convenient to operate.
Further, the base 100 includes a sandbox structure 130, a first support plate 110, and a second support plate 120, where a plurality of inserting rods 121 are fixedly arranged on the bottom surface of the second support plate 120, lines are arranged on the outer walls of the inserting rods, the inserting rods are inserted on a concrete foundation 140, and the second support plate is firmly fixed, and the concrete foundation can be buried underground and used as a base support; the sandbox structure is fixed to be established in the top surface of first backup pad, and first backup pad passes through a plurality of bolts to be fixed in the top surface of second backup pad, for detachable construction, convenient later stage demolishs to retrieve and secondary use.
Further, the supporting frame 200 comprises four supporting rods 210 distributed in a rectangular array, sleeves are sleeved on the supporting rods, and the sleeves on different supporting rods are connected through frame bars; it should be noted that, this kind of support frame is comparatively commonly used in the building field, and specific structure is not repeated.
Further, a plurality of inserting cylinders 311 are fixedly arranged on the bottom surface of the supporting plate 310, the number of the inserting cylinders 311 is consistent with that of the supporting rods 210 of the supporting frame 200, the positions of the inserting cylinders 311 are corresponding to that of the supporting rods 210, the top ends of the supporting rods 210 correspondingly extend into the inserting cylinders 311 and are fixed through bolts, so that the supporting plate is fixed at the top of the supporting frame, and a stable supporting is formed.
Further, the insert cylinder 311 and the supporting plate 310 are integrated, so that sufficient structural strength is ensured, damage is effectively prevented, and the supporting effect is enhanced.
Further, the support plate can be aerial by the inserting cylinder, so that the support bolt can be conveniently dismounted and mounted and the height can be conveniently adjusted to be at a required height, and different elevation requirements can be met.
Further, the bottom surface edge of layer board is fixed and is equipped with the holding ring, and the degree of depth of gland is greater than the interval between holding ring bottom surface to the layer board top surface, and this structural design can strengthen the cooperation between gland and the backup pad for the gland moves with the lateral wall of layer board to holding ring and layer board as far as, increases area of contact, prevents the off tracking of gland.
Further, the top end of the supporting rod 210 is of a solid structure, a sinking groove is concavely arranged in the middle of the top surface of the supporting rod 210, and the sinking groove is of a prismatic hole-shaped structure; the inside of the insertion cylinder 311 is fixedly provided with a convex block 312, and the shape of the convex block 312 is matched with the shape of the sinking groove and corresponds to the position; the structural design can further strengthen the insertion connection between the support rod and the insertion cylinder, further strengthen the connection matching relationship and prevent the loosening or the displacement.
Further, the bottom ends of the supporting rods 210 are solid structures, and the sandbox structure 130 is distributed in two groups corresponding to the supporting rods 210;
the sandbox structure 130 comprises a supporting seat 131 and a baffle 132, wherein the top surface of the supporting seat 131 is provided with a jack 133 corresponding to the bottom end of the supporting rod 210, one side of the supporting seat 131 far away from the center of the base 100 is provided with a slot 134, the bottom of the jack 133 is arranged downwards in a slanting manner towards one side of the slot 134, and the slanting bottom is provided with a discharge hole 135; the bottom of the slot wall of the slot 134 far from the jack 133 is provided with a discharge outlet 136, and the discharge outlet 136 extends along the length direction of the slot 134 and has a length longer than the interval between two discharge holes at the end positions; the baffle 132 is slidably inserted into the slot 134 to block the discharge hole 135; the baffle is limited by the slots, when the baffle is used for plugging the discharge hole, the thrust of sand received by the baffle can be transferred to the whole supporting seat through the baffle, so that the discharge hole can be effectively plugged, and a switching valve is adopted for plugging; moreover, the baffle is adopted for synchronous blocking, so that synchronous sand discharge is carried out in a plurality of areas during subsequent dismantling, inclination caused by uneven heights of the bottom of the support frame is prevented, and the danger during dismantling is reduced.
Further, the top of the baffle is fixedly provided with a bending hook part, and a grabbing part for lifting the baffle is provided, so that the baffle is convenient to pull and extract; the bottom surfaces of the discharge port, the slot, the discharge hole and the jack are all obliquely arranged and positioned at the same inclined plane; the width of the opening of the discharge port is larger than the diameter of the discharge hole, so that the discharge of sand filling materials is facilitated, and the later cleaning is facilitated.
Further, a connecting frame 220 is fixedly arranged at the outer side of the bottom of the supporting rod 210, a space is reserved between a connecting part 221 of the connecting frame 220 and the supporting rod 210, and the connecting part 221 supports against the outer wall of the supporting seat 131 to slide; the connecting portion 221 is provided with a bar-shaped hole 222, the outer wall of the supporting seat 131 is correspondingly provided with a threaded hole, the connecting portion 221 is fixed on the supporting seat 131 through a bolt penetrating through the bar-shaped hole 222, the bottom end of the supporting rod can be further reinforced and limited, and the supporting rod is prevented from being easily separated from the sandbox structure.
While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, and other embodiments are within the scope of the utility model as defined by the claims of the present application.

Claims (5)

1. The utility model provides a bridge construction is with interim buttress which characterized in that:
the device comprises a base, a support frame and a girder erection structure, wherein the base is arranged at the bottom end of the support frame;
the base comprises a sandbox structure, the bottom end of the supporting frame stretches into the sandbox structure, the supporting height is changed according to the sand filling amount, and the bottom end of the supporting frame is reinforced at the sandbox structure through bolts;
the girder erection structure comprises a supporting plate and a gland, the shape of the supporting plate is matched with the shape of the inner side of the gland, the bottom of the supporting plate is fixedly arranged at the top end of the supporting frame, a plurality of threaded holes distributed in an array mode are formed in the supporting plate, supporting bolts are arranged at the positions of the threaded holes, the gland is erected at the tops of the supporting bolts, and the supporting heights of the supporting bolts and the whole supporting heights are adjusted through adjusting the heights of the supporting bolts.
2. The temporary pier for bridge construction according to claim 1, wherein:
the bottom surface of layer board is fixed to be equipped with a plurality of cartridge, and the quantity of cartridge is unanimous with the quantity of the bracing piece of support frame, and the position corresponds, and the top of bracing piece corresponds stretches into in the cartridge, and fixes through the bolt.
3. The temporary pier for bridge construction according to claim 2, wherein:
the top end of the supporting rod is of a solid structure, a sinking groove is concavely arranged in the middle of the top surface of the supporting rod, and the sinking groove is of a prismatic hole-shaped structure;
the inside of the insertion barrel is fixedly provided with a convex block, and the shape of the convex block is matched with the shape of the sinking groove and corresponds to the position.
4. The temporary pier for bridge construction according to claim 1, wherein:
the bottom ends of the supporting rods are solid structures, and the sandboxed structures are distributed in two groups corresponding to the supporting rods;
the sandbox structure comprises a supporting seat and a baffle plate, wherein the top surface of the supporting seat is provided with a jack corresponding to the bottom end of the supporting rod, one side of the supporting seat, which is far away from the center of the base, is provided with a slot, the bottom of the jack is downwards inclined towards one side of the slot, and the inclined bottom end is provided with a discharge hole; the bottom of the slot wall of the slot far from the jack is provided with a discharge port which extends along the length direction of the slot and is longer than the interval between two discharge holes at the end part position;
the baffle is slidably inserted into the slot and used for plugging the discharge hole.
5. The temporary pier for bridge construction according to claim 1, wherein:
the outer side of the bottom of the supporting rod is fixedly provided with a connecting frame, a space is reserved between the connecting part of the connecting frame and the supporting rod, and the connecting part supports against the outer wall of the supporting seat to slide; the connecting part is provided with a strip-shaped hole, the outer wall of the supporting seat is correspondingly provided with a threaded hole, and the connecting part is fixed on the supporting seat through a bolt penetrating through the strip-shaped hole.
CN202222450508.4U 2022-09-15 2022-09-15 Temporary buttress for bridge construction Active CN218989896U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202222450508.4U CN218989896U (en) 2022-09-15 2022-09-15 Temporary buttress for bridge construction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202222450508.4U CN218989896U (en) 2022-09-15 2022-09-15 Temporary buttress for bridge construction

Publications (1)

Publication Number Publication Date
CN218989896U true CN218989896U (en) 2023-05-09

Family

ID=86224847

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202222450508.4U Active CN218989896U (en) 2022-09-15 2022-09-15 Temporary buttress for bridge construction

Country Status (1)

Country Link
CN (1) CN218989896U (en)

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