CN215405632U

CN215405632U - Temporary pier for bridge building construction

Info

Publication number: CN215405632U
Application number: CN202121502273.8U
Authority: CN
Inventors: 申军利; 王孝坤; 王磊; 赵耿; 周耀文; 申佳鹰
Original assignee: Henan Shengde Highway Engineering Construction Co ltd
Current assignee: Henan Shengde Highway Engineering Construction Co ltd
Priority date: 2021-07-03
Filing date: 2021-07-03
Publication date: 2022-01-04
Anticipated expiration: 2031-07-03

Abstract

The utility model discloses a temporary pier for bridge building construction, which comprises a vertical supporting structure, a transverse supporting structure, an adjusting structure, a base, a screw nut and a jacking structure, wherein the vertical supporting structure is arranged on the base; the vertical supporting columns are fixedly connected with each other through the connecting columns to form a vertical supporting structure of the temporary pier, the distance between the two vertical supporting structures of each group of vertical supporting structures can be changed through rotation of the rotating columns, meanwhile, the rotating columns also play a role of transverse supporting to prevent the two vertical supporting structures from transversely displacing, the height of the upper supporting plate is adjusted through adjusting the threaded sleeves and the adjusting screws, the upper supporting plate can tightly abut against a bridge body, the jacking structures are connected with the transverse supporting structures through the jacking connecting sleeves and the limiting short shafts, the height of the jacking rubber sheet is adjusted through the jacking screws and the jacking threaded sleeves, the jacking rubber sheet tightly abuts against the bridge body, the transverse supporting columns are fixed in the vertical direction, and the rotating columns are prevented from being driven to rotate.

Description

Temporary pier for bridge building construction

Technical Field

The utility model relates to the technical field of bridge construction, in particular to a temporary pier for bridge construction.

Background

In order to adapt to the modern high-speed developed traffic industry, bridges are also extended to be constructed to span mountain stream, unfavorable geology or meet other traffic needs, so that the buildings are convenient to pass. The bridge generally comprises an upper structure, a lower structure, a support and an auxiliary structure, wherein the upper structure is also called a bridge span structure and is a main structure for spanning obstacles; the lower structure comprises a bridge abutment, a bridge pier and a foundation; the support is a force transmission device arranged at the supporting positions of the bridge span structure and the bridge pier or the bridge abutment; the auxiliary structures refer to bridge end butt straps, tapered revetments, diversion works and the like.

Need be used interim mound when bridge construction is under construction for play and reduce the bridge and erect the span, reduce the effect of erectting the degree of difficulty and risk, the stake of commonly used interim mound mainly is used for inserting and beating the bored concrete pile as the main, and its work progress is similar with permanent mound, installs and demolish a large amount of manpower and material resources of concrete interim mound need be consumed in bridge work progress, very big increase construction cost.

Disclosure of Invention

In view of the problems in the prior art, the utility model discloses a temporary pier for bridge building construction, which adopts the technical scheme that the temporary pier comprises a vertical supporting structure, a transverse supporting structure, an adjusting structure, a base, screws and nuts and a jacking structure; the vertical supporting structure comprises two vertical supporting columns, a connecting short shaft and connecting columns, the two vertical supporting columns are fixedly connected with each other through the three connecting columns from top to bottom, a cylindrical groove is formed in the lower end of each vertical supporting column inwards, the connecting short shaft is vertically and fixedly installed on the upper end of each vertical supporting column, the connecting short shaft can just stretch into the cylindrical groove in the lower end of each vertical supporting column, and circular through holes are correspondingly and transversely formed in the lower ends of the connecting short shaft and the vertical supporting columns; the two vertical supporting structures are symmetrically connected through the transverse supporting structure to form a group of vertical supporting structures, and the plurality of groups of vertical supporting structures can be vertically connected together through screws and nuts; the adjusting structure can be fixedly arranged on the vertical supporting structure through screws and nuts; the base can be fixedly arranged on the vertical supporting structure through screws and nuts; the jacking structure can be fixedly installed on the transverse supporting structure, the two vertical supporting columns are fixedly connected with each other through the connecting column, the vertical fixing connection between each group of vertical supporting structures can be realized through the screw nuts and the cylindrical grooves at the lower ends of the short shafts and the vertical supporting columns, and the vertical supporting structures of the temporary piers are formed.

According to the optimal technical scheme of the temporary pier for bridge building construction, the transverse supporting structure comprises a transverse supporting column, limiting short shafts and rotating columns, the transverse supporting column is located in the center between the two vertical supporting structures, the two vertical supporting structures are symmetrically located on the left side and the right side of the transverse supporting column respectively, cylindrical grooves are formed in the lower end of the transverse supporting column inwards, the limiting short shafts are fixedly installed at the upper ends of the transverse supporting column, grooves are formed in the center of the limiting short shafts from top to bottom, the limiting short shafts can just stretch into the cylindrical grooves in the lower end of the transverse supporting column, the number of the rotating columns is six, one ends of the six rotating columns are evenly and symmetrically installed on the left side face and the right side of the transverse supporting column from top to bottom respectively, the other ends of the six rotating columns are rotatably installed on corresponding connecting columns respectively, and the two transverse supporting structures can be enabled to be located between the two transverse supporting structures through the limiting short shafts and the cylindrical grooves in the lower ends of the transverse supporting columns Vertical connection, the rotation through rotating the post can make the distance change each other between two vertical bearing structures of every vertical bearing structure of group, rotates the effect that the post also played horizontal support simultaneously, prevents to transversely take place the displacement between two vertical bearing structures.

As a preferred technical scheme of the temporary pier for bridge building construction, the adjusting structure comprises an adjusting connecting sleeve, an adjusting screw rod, an adjusting threaded sleeve and an upper supporting plate, the adjusting connecting sleeve can be just sleeved on the connecting short shaft, a circular through hole corresponding to the connecting short shaft is transversely formed in the adjusting connecting sleeve, the lower end of the adjusting screw rod is fixedly installed at the upper end of the adjusting connecting sleeve, the adjusting threaded sleeve is sleeved on the adjusting screw rod in a downward threaded mode, the upper supporting plate is fixedly installed at the upper end of the adjusting threaded sleeve, the height of the upper supporting plate is adjusted through the adjusting threaded sleeve and the adjusting screw rod, the upper supporting plate can abut against a tightly-tightened bridge body to support the bridge body, and the vertical supporting structure is connected with the adjusting structure through the adjusting connecting sleeve, a screw nut and the connecting short shaft.

According to the optimal technical scheme of the temporary pier for bridge building construction, the base comprises a base connecting short shaft and a lower supporting plate, the lower supporting plate is in a circular sheet shape, the connecting short shaft is vertically and fixedly installed at the center of the upper surface of the lower supporting plate, a circular through hole corresponding to the lower end of the vertical supporting column is transversely formed in the connecting short shaft, the contact area of the lower supporting plate and the ground is enlarged through the lower supporting plate, the pressure of the temporary pier supporting bridge is dispersed, and the base is connected with the vertical supporting structure through a screw nut and a cylindrical groove connecting the short shaft and the lower end of the vertical supporting column.

According to the optimal technical scheme of the temporary pier for bridge building construction, the jacking structure comprises a jacking threaded sleeve, a jacking rubber sheet, a jacking lead screw and a jacking connecting sleeve, wherein a clamping block corresponding to a groove on the limit short shaft is arranged in the jacking connecting sleeve, the lower end of the jacking lead screw is fixedly arranged at the upper end of the jacking connecting sleeve, the jacking threaded sleeve is downwards in threaded sleeve connection with the jacking lead screw, the jacking rubber sheet is fixedly arranged at the upper end of the jacking threaded sleeve, the jacking connecting sleeve is connected with the limit short shaft to connect the jacking structure with the transverse supporting structure, the height of the jacking rubber sheet is adjusted through the jacking lead screw and the jacking threaded sleeve, the jacking rubber sheet tightly abuts against a bridge body, the transverse supporting column is fixed vertically, and the rotary column is prevented from being driven to rotate.

The utility model has the beneficial effects that: the utility model enables two vertical supporting columns to be fixedly connected with each other through a connecting column, enables each group of vertical supporting structures to be vertically and fixedly connected through a screw nut, a connecting short shaft and a cylindrical groove at the lower end of the vertical supporting column to form a vertical supporting structure of a temporary pier, enables two transverse supporting structures to be vertically connected through a limiting short shaft and a cylindrical groove at the lower end of the transverse supporting column, enables the distance between the two vertical supporting structures of each group of vertical supporting structures to be mutually changed through the rotation of the rotating column, simultaneously enables the rotating column to play a role of transverse supporting to prevent the two vertical supporting structures from being transversely displaced, adjusts the height of the upper supporting plate through adjusting a threaded sleeve and an adjusting screw rod, enables the upper supporting plate to tightly abut against a bridge body to support the bridge body, and enables the vertical supporting structures to be connected with the adjusting structures through adjusting the connecting sleeve, the screw nut and the connecting short shaft, through the area of contact of bottom suspension fagging increase with ground, the pressure of the interim mound support pontic of dispersion, through screw nut, connect the cylindrical recess of minor axis and vertical support column lower extreme and make base and vertical bearing structure be connected, it is connected with spacing minor axis to found the adapter sleeve through the top and makes the top stand the structure and be connected with horizontal bearing structure, stand the lead screw and the height that the top found the sheet rubber is adjusted to the top through the top, it tightly supports the pontic to make the top stand the sheet rubber, make horizontal support column fixed position from top to bottom, prevent that it from driving the rotation post and rotate.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of a lateral support structure and adjustment structure of the present invention;

FIG. 3 is an elevation view of the lateral support structure and adjustment structure of the present invention;

FIG. 4 is a schematic view of an adjustment mechanism of the present invention;

FIG. 5 is a schematic view of a base of the present invention;

fig. 6 is a schematic view of the top-standing structure of the present invention.

In the figure: 1-vertical supporting structure, 11-vertical supporting column, 12-connecting short shaft, 13-connecting column, 2-horizontal supporting structure, 21-horizontal supporting column, 22-limiting short shaft, 23-rotating column, 3-adjusting structure, 31-adjusting connecting sleeve, 32-adjusting screw rod, 33-adjusting threaded sleeve, 34-upper supporting plate, 4-base, 41-base connecting short shaft, 42-lower supporting plate, 5-screw nut, 6-top vertical structure, 61-top vertical threaded sleeve, 62-top vertical rubber sheet, 63-top vertical screw rod and 64-top vertical connecting sleeve.

Detailed Description

Example 1

As shown in fig. 1 to 6, the utility model discloses a temporary pier for bridge building construction, which adopts the technical scheme that the temporary pier comprises a vertical supporting structure 1, a transverse supporting structure 2, an adjusting structure 3, a base 4, a screw nut 5 and a top vertical structure 6; the vertical supporting structure 1 comprises two vertical supporting columns 11, connecting short shafts 12 and connecting columns 13, the two vertical supporting columns 11 are fixedly connected with each other through the three connecting columns 13 from top to bottom, the lower ends of the vertical supporting columns 11 are inwards provided with cylindrical grooves, the connecting short shafts 12 are vertically and fixedly installed on the upper ends of the vertical supporting columns 11, the connecting short shafts 12 can just stretch into the cylindrical grooves in the lower ends of the vertical supporting columns 11, and the lower ends of the connecting short shafts 12 and the vertical supporting columns 11 are correspondingly and transversely provided with circular through holes; the two vertical supporting structures 1 are symmetrically connected through the transverse supporting structure 2 to form a group of vertical supporting structures 1, and the groups of vertical supporting structures 1 can be vertically connected together through screw nuts 5; the adjusting structure 3 can be fixedly arranged on the vertical supporting structure 1 through a screw nut 5; the base 4 can be fixedly arranged on the vertical supporting structure 1 through a screw nut 5; the structure 6 is erected on top fixed mounting is on horizontal bearing structure 2, make mutual fixed connection between two vertical support post 11 through spliced pole 13, through screw nut 5, connect the cylindrical recess of minor axis 12 and the 11 lower extreme of vertical support post and can make vertical fixed connection between every vertical support structure 1 of group, form the vertical support structure of interim mound, use the vertical support structure 1 of a plurality of groups according to required bearing height, to be located on a set of vertical support post 11 of top corresponds and inserts the connection minor axis 12 of a set of vertical support structure 1 of below, then pass circular through-hole on it through screw nut 5 and fix, install in proper order and accomplish.

As a preferred technical scheme of the temporary pier for bridge construction, the transverse supporting structure 2 comprises a transverse supporting column 21, a limiting short shaft 22 and rotating columns 23, the transverse supporting column 21 is located at the center between the two vertical supporting structures 1, the two vertical supporting structures 1 are respectively symmetrically located at the left side and the right side of the transverse supporting column 21, a cylindrical groove is formed in the lower end of the transverse supporting column 21 inwards, the limiting short shaft 22 is fixedly installed at the upper end of the transverse supporting column 21, a groove is formed in the center of the limiting short shaft 22 from top to bottom, the limiting short shaft 22 can just extend into the cylindrical groove in the lower end of the transverse supporting column 21, the number of the rotating columns 23 is six, one ends of the six rotating columns 23 are respectively and uniformly and symmetrically installed on the left side surface and the right side surface of the transverse supporting column 21 from top to bottom in a rotating manner, the other ends of the six rotating columns 23 are respectively and rotatably installed on the corresponding connecting columns 13, can make vertical connection between two horizontal bearing structure 2 through the cylindrical recess of spacing minor axis 22 and horizontal support column 21 lower extreme, the rotation through rotating post 23 can make the distance change each other between two vertical bearing structure 1 of every vertical bearing structure 1 of group, it also plays the effect of horizontal support to rotate post 23 simultaneously, prevent transversely to take place the displacement between two vertical bearing structure 1, the horizontal support column 21 that will be located a set of vertical bearing structure 1 in the top inserts the spacing minor axis 22 that is located a set of vertical bearing structure 1 in the below, accomplish the installation in proper order.

As a preferable technical scheme of the temporary pier for bridge construction, the adjusting structure 3 comprises an adjusting connecting sleeve 31, an adjusting screw rod 32, an adjusting threaded sleeve 33 and an upper support plate 34, the adjusting connecting sleeve 31 can be just sleeved on the connecting short shaft 12, a circular through hole corresponding to the connecting short shaft 12 is transversely formed in the adjusting connecting sleeve 31, the lower end of the adjusting screw rod 32 is fixedly arranged at the upper end of the adjusting connecting sleeve 31, the adjusting threaded sleeve 33 is sleeved on the adjusting screw rod 32 in a downward threaded manner, the upper support plate 34 is fixedly arranged at the upper end of the adjusting threaded sleeve 33, the height of the upper support plate 34 is adjusted through the adjusting threaded sleeve 33 and the adjusting screw rod 32, the upper support plate 34 can tightly abut against the bridge body to support the bridge body, the vertical support structure 1 is connected with the adjusting structure 3 through the adjusting connecting sleeve 31, the screw nut 5 and the connecting short shaft 12, the adjusting connecting sleeve 31 is sleeved in the connecting short shaft 12 of the group of the vertical supporting structures 1 at the top, then the adjusting connecting sleeve passes through the round through hole on the adjusting connecting sleeve for fixing through the screw nut 5, and the adjusting threaded sleeve 33 is rotated to enable the adjusting threaded sleeve to drive the upper supporting plate 34 to be lifted on the adjusting screw rod 32 and tightly abut against the bridge body.

As a preferable technical scheme of the temporary pier for bridge construction, the base 4 comprises a base connecting short shaft 41 and a lower supporting plate 42, the lower supporting plate 42 is in a disc shape, the connecting short shaft 41 is vertically and fixedly arranged at the center of the upper surface of the lower supporting plate 42, a circular through hole corresponding to the lower end of the vertical supporting column 11 is transversely arranged on the connecting short shaft 41, the contact area with the ground is increased through the lower supporting plate 42, the pressure of the temporary pier supporting bridge body is dispersed, the base 4 is connected with the vertical support structures 1 by means of the screw nuts 5, the connecting stub shafts 41 and the cylindrical grooves at the lower ends of the vertical support columns 11, the connecting stub shafts 41 are inserted into the vertical support structures 1 of the lowermost group of vertical support structures 1, then the lower support plate 42 is attached to the horizontal ground by passing the screw nut 5 through the circular through hole.

As a preferable technical scheme of the temporary pier for bridge construction of the utility model, the upright structure 6 comprises an upright threaded sleeve 61, an upright rubber sheet 62, an upright screw 63 and an upright connecting sleeve 64, a fixture block corresponding to a groove on the limit short shaft 22 is installed inside the upright connecting sleeve 64, the lower end of the upright screw 63 is fixedly installed on the upper end of the upright connecting sleeve 64, the upright threaded sleeve 61 is downwards screwed and sleeved on the upright screw 63, the upright rubber sheet 62 is fixedly installed on the upper end of the upright threaded sleeve 61, the upright structure 6 is connected with the transverse supporting structure 2 by connecting the upright connecting sleeve 64 with the limit short shaft 22, the height of the upright rubber sheet 62 is adjusted by the upright screw 63 and the upright threaded sleeve 61, the upright rubber sheet 62 is abutted against the bridge body tightly, and the transverse supporting column 21 is fixed up and down, prevent that it from driving and rotating post 23 and rotate, will push up to found in connecting sleeve 64 inserts the spacing minor axis 22 of a set of the top, it makes it drive on the top founds lead screw 63 and pushes up the rubber sheet 62 and rise to rotate the top and found connecting sleeve 64, tightly support on the pontic, can support with the object in the horizontal support column 21 below of below as required, make the height of horizontal support column 21 change and lead to rotating post 23 and carry out the angle change, thereby make two vertical bearing structure 1 of every vertical bearing structure of group between the distance change.

The working principle of the utility model is as follows: using a plurality of groups of vertical supporting structures 1 according to the required supporting height, inserting the connecting short shaft 41 into the vertical supporting structure 1 of the group of vertical supporting structures 1 positioned at the lowest part, then fixing the connecting short shaft by penetrating the screw nut 5 through the circular through hole on the connecting short shaft, attaching the lower supporting plate 42 to the horizontal ground, correspondingly inserting the vertical supporting columns 11 of the group positioned at the upper part into the connecting short shaft 12 of the group of vertical supporting structures 1 positioned at the lower part, then fixing the connecting short shaft by penetrating the screw nut 5 through the circular through hole on the connecting short shaft, completing the installation in sequence, inserting the transverse supporting columns 21 of the group of vertical supporting structures 1 positioned at the upper part into the limiting short shafts 22 of the group of vertical supporting structures 1 positioned at the lower part, completing the installation in sequence, inserting the top vertical connecting sleeve 64 into the limiting short shaft 22 of the group positioned at the uppermost part, rotating the top vertical connecting sleeve 64 to drive the top vertical screw 63 to lift the top vertical rubber sheet 62, tightly support on the pontic, can support with the object in the horizontal support column 21 below of below as required, make the height of horizontal support column 21 change and lead to rotating post 23 and carry out the angle change, thereby make between two vertical supporting structure 1 of every vertical supporting structure 1 the distance change, will adjust connecting sleeve 31 and cup joint in the connection minor axis 12 that is located the top a set of vertical supporting structure 1, then pass circular through-hole above it through screw nut 5 and fix, rotate and adjust threaded sleeve 33, make it drive on adjusting lead screw 32 and go up backup pad 34 and rise, tight support on the pontic, the completion installation.

Components not described in detail herein are prior art.

Although the present invention has been described in detail with reference to the specific embodiments, the present invention is not limited to the above embodiments, and various changes and modifications without inventive changes may be made within the knowledge of those skilled in the art without departing from the spirit of the present invention.

Claims

1. A temporary pier for bridge building construction is characterized by comprising a vertical supporting structure (1), a transverse supporting structure (2), an adjusting structure (3), a base (4), a screw nut (5) and a jacking structure (6); the vertical supporting structure (1) comprises two vertical supporting columns (11), connecting short shafts (12) and connecting columns (13), the two vertical supporting columns (11) are fixedly connected with each other through the three connecting columns (13) from top to bottom, the lower ends of the vertical supporting columns (11) are inwards provided with cylindrical grooves, the connecting short shafts (12) are vertically and fixedly installed on the upper ends of the vertical supporting columns (11), the connecting short shafts (12) can just stretch into the cylindrical grooves in the lower ends of the vertical supporting columns (11), and the lower ends of the connecting short shafts (12) and the vertical supporting columns (11) are correspondingly and transversely provided with circular through holes; the two vertical supporting structures (1) are symmetrically connected through the transverse supporting structure (2) to form a group of vertical supporting structures (1), and the plurality of groups of vertical supporting structures (1) can be vertically connected together through screw nuts (5); the adjusting structure (3) can be fixedly arranged on the vertical supporting structure (1) through a screw nut (5); the base (4) can be fixedly arranged on the vertical supporting structure (1) through a screw nut (5); the vertical jacking structure (6) can be fixedly arranged on the transverse supporting structure (2).

2. The temporary pier for bridge construction according to claim 1, wherein: horizontal bearing structure (2) is including horizontal support column (21), spacing minor axis (22) and rotation post (23), horizontal support column (21) is located the center between two vertical bearing structure (1) and locates, and two vertical bearing structure (1) symmetry respectively lie in horizontal support column (21) both sides about, the lower extreme of horizontal support column (21) is inwards seted up cylindrical recess, spacing minor axis (22) fixed mounting is on the upper end of horizontal support column (21), the center department of spacing minor axis (22) is from last to set up flutedly down, spacing minor axis (22) can just in time stretch into in the cylindrical recess of horizontal support column (21) lower extreme, it has six to rotate post (23) from last to even symmetry rotation install on the left and right sides face of horizontal support column (21) respectively to six one end of rotating post (23), the other ends of the six rotating columns (23) are respectively and rotatably arranged on the corresponding connecting columns (13).

3. The temporary pier for bridge construction according to claim 1, wherein: adjust structure (3) and contain regulation connecting sleeve (31), adjust lead screw (32), adjust threaded sleeve (33) and go up backup pad (34), it can just in time cup joint on connecting minor axis (12) to adjust connecting sleeve (31), and adjust connecting sleeve (31) and go up transversely set up with connecting the corresponding circular through-hole of minor axis (12), the lower extreme fixed mounting who adjusts lead screw (32) is on adjusting the upper end of connecting sleeve (31), adjust threaded sleeve (33) and cup joint on adjusting lead screw (32) to the lower screw thread, go up backup pad (34) fixed mounting on the upper end of adjusting threaded sleeve (33).

4. The temporary pier for bridge construction according to claim 1, wherein: the base (4) comprises a base connecting short shaft (41) and a lower supporting plate (42), the lower supporting plate (42) is in a wafer shape, the base connecting short shaft (41) is vertically and fixedly installed at the center of the upper surface of the lower supporting plate (42), and a circular through hole corresponding to the lower end of the vertical supporting column (11) is transversely formed in the base connecting short shaft (41).

5. The temporary pier for bridge construction according to claim 2, wherein: the jacking structure (6) comprises a jacking threaded sleeve (61), a jacking rubber sheet (62), a jacking lead screw (63) and a jacking connecting sleeve (64), the internally mounted jacking connecting sleeve (64) is provided with a clamping block corresponding to an upper groove of a limit short shaft (22), the lower end of the jacking lead screw (63) is fixedly mounted on the upper end of the jacking connecting sleeve (64), the jacking threaded sleeve (61) is sleeved with a downward thread on the jacking lead screw (63), and the jacking rubber sheet (62) is fixedly mounted on the upper end of the jacking threaded sleeve (61).