CN214328525U

CN214328525U - Lifting type supporting device for bridge construction

Info

Publication number: CN214328525U
Application number: CN201921717574.5U
Authority: CN
Inventors: 陈娟
Original assignee: Zhonghe North Construction Group Co ltd
Current assignee: Zhonghe North Construction Group Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2021-10-01
Anticipated expiration: 2029-10-14

Abstract

A lifting support device for bridge construction relates to the technical field of bridge construction equipment; the four guide posts are vertically arrayed, the lower support plate is fixed at the lower parts of the four guide posts, guide sleeves are fixed on the upper platen, the upper parts of the four guide posts are respectively inserted into the four guide sleeves, support piles are fixed on the upper platen, bridge support seats are arranged on the outer sides of the support piles, the bottoms of the bridge support seats are fixed with the upper platen, and the upper ends of the bridge support seats are respectively fixedly connected with the four corners of the upper platen through support ribs; two parallel lifting brackets are arranged between the lower supporting plate and the upper bedplate; the two lifting supports are connected through a first connecting plate and a second connecting plate, one end of the screw rod is connected with the second connecting plate through a bearing in an installing mode, and the screw rod is connected with the first connecting plate in a threaded screwing mode. A over-and-under type strutting arrangement for bridge construction, can go up and down wantonly and reach required high position, need not the location measure and just can fix a position high position, it is easy and simple to handle.

Description

Lifting type supporting device for bridge construction

Technical Field

The utility model relates to a bridge construction equipment technical field, concretely relates to an over-and-under type strutting arrangement for bridge construction.

Background

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.

Support in the bridge construction and generally adopt the temporary pile, use overall structure to fix, and the high often needs the adjustment of temporary pile, and traditional construction adopts the height that the welding increases temporary pile, or cuts the height that a lesson reduced temporary pile, and the operation is very inconvenient, among the prior art, adopts atmospheric pressure or hydraulic pressure to go up and down, because the stroke of cylinder or pneumatic cylinder is unchangeable, therefore, adopts cylinder or pneumatic cylinder to go up and down to be difficult to reach the altitude requirement of needs.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to prior art's defect and not enough, provide a simple structure, reasonable in design, convenient to use's an over-and-under type strutting arrangement for bridge construction.

In order to achieve the above object, the utility model adopts the following technical scheme: the bridge support comprises guide pillars, lower supporting plates, guide sleeves, upper table plates, support piles, bridge supporting seats, bearing supports and support ribs; the four guide posts are vertically arrayed, the lower support plate is fixed at the lower parts of the four guide posts, guide sleeves are fixed on the upper platen, the upper parts of the four guide posts are respectively inserted into the four guide sleeves, support piles are fixed on the upper platen, bridge support seats are arranged on the outer sides of the support piles, the bottoms of the bridge support seats are fixed with the upper platen, and the upper ends of the bridge support seats are respectively fixedly connected with the four corners of the upper platen through support ribs; two parallel lifting brackets are arranged between the lower supporting plate and the upper bedplate; the lifting support comprises a first lifting arm, a second lifting arm, a hinge, a chute, a third lifting arm, a fourth lifting arm, a first connecting plate, a second connecting plate and a screw rod; the lifting mechanism is characterized in that the first lifting arm and the second lifting arm are crossed and connected through a hinge, the bottom of the first lifting arm is connected with the lower supporting plate through a hinge, the bottom of the second lifting arm is connected with the lower supporting plate through a sliding groove in a sliding mode, the upper ends of the first lifting arm and the second lifting arm are respectively connected with the fourth lifting arm and the third lifting arm through hinges, the two hinges are respectively installed at the end portions of the second connecting plate and the first connecting plate, the two lifting supports are connected through the first connecting plate and the second connecting plate, the upper end of the fourth lifting arm is hinged to the upper bedplate, the upper end of the first connecting plate is connected with the upper bedplate through the sliding groove in a sliding mode, one end of the screw rod is connected with the second connecting plate through a bearing in an installing mode, and the screw rod is in threaded connection with the first connecting plate.

Furthermore, the end of the screw rod is connected with a hand wheel.

Further, the end of the screw is connected with a motor through a belt wheel.

Further, the motor is installed on the motor cabinet, and the motor cabinet is fixed with first connecting plate.

Furthermore, a limiting block is fixed at the upper end of the guide sleeve.

The utility model discloses a theory of operation does: the hand wheel or the motor is rotated to drive the screw rod to rotate after being decelerated by the belt wheel, so that the first connecting plate is driven to move left and right on the screw rod, the right ends of the second lifting arm and the third lifting arm move left and right and rotate for a certain angle, the left end moves along the chute, the lifting action of the lifting support is realized, the upper platen ascends and descends along the guide sleeve and the guide pillar, the purpose that the upper supporting pile of the upper platen ascends and descends together with the bridge supporting seat is achieved, the supporting pile is supported by the upper platen through the supporting support and the supporting ribs, the structure is more stable, and the supporting pile can support the bridge supporting seat more firmly; the required height position is reached by rotating a hand wheel or a motor for certain number of turns, and when the rotation is stopped, the upper bedplate is immediately positioned.

After the structure is adopted, the utility model discloses the beneficial effect who produces does: a over-and-under type strutting arrangement for bridge construction, can go up and down wantonly and reach required high position, need not the location measure and just can fix a position high position, easy and simple to handle, the utility model has the advantages of simple structure, set up reasonable, the cost of manufacture low.

Drawings

FIG. 1 is a structural diagram of the present invention using a hand wheel as power;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a structural diagram of the present invention using a motor as power;

FIG. 4 is an enlarged view of portion A of FIG. 3;

fig. 5 is a side view of fig. 3.

Description of reference numerals:

the device comprises a guide pillar 1, a lower supporting plate 2, a guide sleeve 3, an upper bedplate 4, a supporting pile 5, a bridge supporting seat 6, a bearing support 7, a supporting rib 8, a first lifting arm 9, a second lifting arm 10, a hinge 11, a sliding groove 12, a third lifting arm 13, a fourth lifting arm 14, a first connecting plate 15, a second connecting plate 16, a screw 17, a hand wheel 18, a motor 19, a motor base 20 and a limiting block 21.

Detailed Description

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

Referring to fig. 1 to 5, the following technical solutions are adopted in the present embodiment: the device comprises a guide pillar 1, a lower support plate 2, a guide sleeve 3, an upper bedplate 4, a support pile 5, a bridge support seat 6, a bearing support 7 and a support rib 8; four vertical arrays of guide pillar 1 are arranged, lower support plate 2 is fixed in the lower part of four guide pillar 1, be fixed with guide pin bushing 3 on the upper platen 4, four guide pillar 1's upper portion is inserted respectively and is located four guide pin bushings 3, be fixed with support stake 5 on the upper platen 4, the outside of support stake 5 is provided with bridge beam supports 6, bridge beam supports 6's bottom and upper platen 4 are fixed, the upper end is respectively through the four corners fixed connection of brace rod 8 with upper platen 4, support stake 5 supports with bearing support 7 and brace rod 8 and upper platen 4, the structure is more stable, support stake 5 is more firm to bridge beam supports 6's support.

Two parallel lifting brackets are arranged between the lower supporting plate 2 and the upper bedplate 4; the lifting support comprises a first lifting arm 9, a second lifting arm 10, a hinge 11, a chute 12, a third lifting arm 13, a fourth lifting arm 14, a first connecting plate 15, a second connecting plate 16 and a screw 17; the first lifting arm 9 is crossed with the second lifting arm 10 and is connected with the lower supporting plate 2 through a hinge 11, the bottom of the first lifting arm 9 is connected with the lower supporting plate 2 through a hinge 11, the bottom of the second lifting arm 10 is connected with the lower supporting plate 2 through a sliding chute 12 in a sliding manner, the upper ends of the first lifting arm 9 and the second lifting arm 10 are respectively connected with the fourth lifting arm 14 and the third lifting arm 13 through a hinge 11, the two hinges are respectively arranged at the end parts of a second connecting plate 16 and a first connecting plate 15, the two lifting supports are connected through a first connecting plate 15 and a second connecting plate 16, the upper end of the fourth lifting arm 14 is hinged with the upper bedplate 4, the upper end of the first connecting plate 15 is connected with the upper bedplate 4 in a sliding manner through the sliding chute 12, one end of a screw rod 17 is connected with the second connecting plate 16 through a bearing, the screw rod 17 is connected with the first connecting plate 15 in a threaded manner, the screw rod 17 rotates, the first connecting plate 15 moves left and right on the screw rod 17, the upper end of the second lifting arm 10 and the lower end of the third lifting arm 13 move left and right and rotate for a certain angle, and the lower end of the second lifting arm 10 and the upper end of the third lifting arm 13 move along the sliding groove 12, so that the lifting action of the lifting support is realized, the upper bedplate 4 is lifted up and down along the guide sleeve 3 and the guide pillar 1, and the purpose that the upper support pile 5 of the upper bedplate 4 and the bridge support seat 6 are lifted together is achieved.

The end of the screw 17 is connected with a hand wheel 18, and the hand wheel 18 drives the screw 17 to rotate.

The end of the screw 17 is connected with the motor 19 through a belt wheel, the motor 19 is installed on the motor base 20, the motor base 20 is fixed with the first connecting plate 15, the motor 19 drives the screw 17 to rotate after being decelerated by the belt wheel, and the motor 19 moves along with the movement of the first connecting plate 15.

In the embodiment, the hand wheel 18 or the motor 19 rotates for a certain number of turns to reach the required height position, and when the rotation is stopped, the upper bedplate 4 is immediately positioned.

And a limiting block 21 is fixed at the upper end of the guide sleeve 3 to limit the upper end of the guide pillar 1.

After adopting above-mentioned structure, this embodiment produces beneficial effect does: the lifting type supporting device for bridge construction can be lifted at will to reach the required height position, the height position can be positioned without positioning measures, and the lifting type supporting device is simple and convenient to operate and has the advantages of simple structure, reasonable arrangement, low manufacturing cost and the like.

The basic principles and main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a over-and-under type strutting arrangement for bridge construction which characterized in that: the bridge support comprises guide pillars, lower supporting plates, guide sleeves, upper table plates, support piles, bridge supporting seats, bearing supports and support ribs; the four guide posts are vertically arrayed, the lower support plate is fixed at the lower parts of the four guide posts, guide sleeves are fixed on the upper platen, the upper parts of the four guide posts are respectively inserted into the four guide sleeves, support piles are fixed on the upper platen, bridge support seats are arranged on the outer sides of the support piles, the bottoms of the bridge support seats are fixed with the upper platen, and the upper ends of the bridge support seats are respectively fixedly connected with the four corners of the upper platen through support ribs; two parallel lifting brackets are arranged between the lower supporting plate and the upper bedplate; the lifting support comprises a first lifting arm, a second lifting arm, a hinge, a chute, a third lifting arm, a fourth lifting arm, a first connecting plate, a second connecting plate and a screw rod; the lifting mechanism is characterized in that the first lifting arm and the second lifting arm are crossed and connected through a hinge, the bottom of the first lifting arm is connected with the lower supporting plate through a hinge, the bottom of the second lifting arm is connected with the lower supporting plate through a sliding groove in a sliding mode, the upper ends of the first lifting arm and the second lifting arm are respectively connected with the fourth lifting arm and the third lifting arm through hinges, the two hinges are respectively installed at the end portions of the second connecting plate and the first connecting plate, the two lifting supports are connected through the first connecting plate and the second connecting plate, the upper end of the fourth lifting arm is hinged to the upper bedplate, the upper end of the first connecting plate is connected with the upper bedplate through the sliding groove in a sliding mode, one end of the screw rod is connected with the second connecting plate through a bearing in an installing mode, and the screw rod is in threaded connection with the first connecting plate.

2. The elevating support device for bridge construction as set forth in claim 1, wherein: the end of the screw rod is connected with a hand wheel.

3. The elevating support device for bridge construction as set forth in claim 1, wherein: the end part of the screw rod is connected with the motor through a belt wheel.

4. The elevating support device for bridge construction as set forth in claim 3, wherein: the motor is installed on the motor cabinet, and the motor cabinet is fixed with first connecting plate.

5. The elevating support device for bridge construction as set forth in claim 1, wherein: and a limiting block is fixed at the upper end of the guide sleeve.