CN218932899U

CN218932899U - Truss and arch rib integral positioning jig frame adopting few-bracket method

Info

Publication number: CN218932899U
Application number: CN202223253239.9U
Authority: CN
Inventors: 肖锐; 容敏; 陈杨; 刘锋; 曹科; 邓晓峰; 陈永光; 帅志洪
Original assignee: China Railway Guangzhou Engineering Bureau Group Testing Center Co ltd; China Railway Guangzhou Engineering Group Co Ltd CRECGZ; CRECGZ No 2 Engineering Co Ltd
Current assignee: China Railway Guangzhou Engineering Bureau Group Testing Center Co ltd; China Railway Guangzhou Engineering Group Co Ltd CRECGZ; CRECGZ No 2 Engineering Co Ltd
Priority date: 2022-12-03
Filing date: 2022-12-03
Publication date: 2023-04-28
Anticipated expiration: 2032-12-03

Abstract

The application discloses a few support method trusses and whole location bed-jig of arch rib relates to arch rib positioner field, and it includes a plurality of intervals and lays the locating component on place platform, and locating component is including setting firmly in place platform's locating plate, articulated in two sets of diagonal bracing plates of locating plate, be used for adjusting diagonal bracing plate inclination's power spare and can dismantle the arch rib bearing plate of connection in diagonal bracing plate top. The present application has the effect of ….

Description

Truss and arch rib integral positioning jig frame adopting few-bracket method

Technical Field

The utility model relates to the field of arch rib positioning devices, in particular to a truss with a few brackets and an arch rib integral positioning jig frame.

Background

When the arched girder combined section is constructed, a erection foundation is needed to be provided for the arched ribs through an arched rib erection support, and the arched rib erection support is erected in a mode of matching a floor type steel pipe support with a coupling truss.

Before the coupling truss is transported, temporary support on a placement platform is needed for the coupling truss so as to temporarily place the coupling truss; temporary support on the placement platform is also required for the arch ribs prior to transportation.

Therefore, the application provides a truss with few brackets and an arch rib integral positioning jig frame.

Disclosure of Invention

In order to facilitate temporary support before hoisting the coupling truss and the arch rib, the application provides a truss and arch rib integral positioning jig frame with a few brackets.

The application provides a few support method trusses and rib wholly fix a position bed-jig adopts following technical scheme:

the utility model provides a few support method trusses and rib whole location bed-jig, is including setting up the locating component on place platform, locating component is including setting firmly in place platform's locating plate, articulated in two sets of diagonal bracing plates of locating plate, be used for adjusting diagonal bracing plate inclination's power piece and can dismantle the rib bearing plate of connecting in the diagonal bracing plate top.

Preferably, the power member is located on a side of the diagonal strut plate facing away from the other group of diagonal strut plates.

Preferably, the power piece is a hydraulic push rod.

Preferably, the side wall of the inclined support plate facing the other group of inclined support plates is provided with a buffer piece.

Preferably, the buffer piece is a buffer pad fixedly arranged on the inclined supporting plate.

Preferably, the arch rib supporting plate is arranged in an arc shape which is matched with the radian of the arch rib.

Preferably, the arch rib supporting plate is hinged to the top end of the diagonal bracing plate through a hinge shaft.

Preferably, the bottom end of the positioning plate is provided with an adjusting plate, one end of the positioning plate is hinged with the adjusting plate, and a driving piece for driving the positioning plate to rotate is arranged on the adjusting plate.

Preferably, the driving piece is a hydraulic cylinder arranged vertically.

In summary, the present application includes at least one of the following beneficial technical effects:

1. before the coupling truss is transported, firstly removing arch rib supporting plates on the inclined supporting plates, then adjusting the positions of the inclined supporting plates through the power piece to enable the two inclined supporting plates to be abutted against the coupling truss, temporarily supporting the coupling truss, fixing the coupling truss on the positioning plate, and then transporting the coupling truss;

after the coupling truss is transported to be in place and hoisted, the arch rib supporting plate is installed at the top end of the diagonal bracing plate again, the arch rib is temporarily supported through the arch rib supporting plate, and then the arch rib is transported;

in the application, the integral positioning jig frame is arranged, so that positioning in the transportation process of the coupling truss or the arch rib is realized, and the coupling truss and the arch rib are placed in a state suitable for hoisting.

2. After the arch rib is placed on the arch rib supporting plate, the inclination angle of the arch rib in the width direction is adjusted by adjusting the inclination angle of the inclined supporting plate.

3. Through setting up regulating plate and pneumatic cylinder, can carry out further adjustment to arch rib length direction's slope gesture, adjust the arch rib to wait to hoist and mount the gesture.

Drawings

Fig. 1 is a schematic view showing a state in which the rib-integrated positioning jig is used for supporting the truss in this embodiment.

Fig. 2 is a schematic view showing a state in which the rib-integrated positioning jig is used for supporting the rib in the present embodiment.

Fig. 3 is a schematic diagram showing a connection relationship between the positioning plate and the adjusting plate in the present embodiment.

Reference numerals illustrate:

1. a coupling truss; 11. a main truss; 12. diagonal bracing truss; 2. arch ribs; 3. a positioning plate; 31. a diagonal brace plate; 4. a hydraulic push rod; 5. a cushion pad; 51. a connecting rod; 6. arch rib support plates; 61. a support lug; 62. a hinge shaft; 63. a nut; 7. an adjusting plate; 8. and a hydraulic cylinder.

Detailed Description

The present application is described in further detail below in conjunction with figures 1-3.

The embodiment of the application discloses a truss with few brackets and an arch rib integral positioning jig frame.

Referring to fig. 1 to 3, the positioning device comprises a positioning assembly fixedly arranged on a placement platform, wherein the placement platform is a barge platform, and the coupling truss 1 and the arch rib 2 are transported by a barge.

The coupling truss 1 includes a main truss 11 and two diagonal trusses 12 hinged to the bottom end of the main truss 11.

The positioning assembly comprises a positioning plate 3 arranged on the barge platform, two groups of diagonal bracing plates 31 arranged on the positioning plate 3, a power piece for driving the diagonal bracing plates 31 to rotate and a arch rib 2 supporting plate for supporting the arch rib 2.

Two groups of diagonal bracing plates 31 are arranged at intervals, and the bottom ends of the diagonal bracing plates 31 are hinged to the positioning plate 3.

The power piece is set to be the hydraulic push rod 4, and two sets of hydraulic push rods 4 corresponding to two sets of inclined strut plates 31 one by one are respectively located two sides of the two sets of inclined strut plates 31 deviating from each other. Both ends of the hydraulic push rod 4 are respectively hinged to the outer walls of the positioning plate 3 and the inclined support plate 31.

Before the coupling truss 1 is transported, the coupling truss 1 is hoisted and placed on the positioning plate 3, the angle of the diagonal brace plates 31 is adjusted through the hydraulic push rods 4, the diagonal brace plates 31 are supported on the outer sides of the two diagonal brace trusses 12, the coupling truss 1 is temporarily supported, the coupling truss 1 is fixed on the positioning plate 3, and then the coupling truss 1 is transported.

Two side walls of the two groups of diagonal stay plates 31, which are close to each other, are inner walls of the diagonal stay plates 31, a plurality of cushion pads 5 arranged at intervals are arranged on the inner walls of the diagonal stay plates 31, and the cushion pads 5 are fixedly connected with the diagonal stay plates 31 through connecting rods 51. The cushion pad 5 serves to cushion the collision between the diagonal strut plate 31 and the diagonal strut truss 12, preventing the rigid collision therebetween from causing damage to the diagonal strut plate 31 or the diagonal strut truss 12.

The arch rib 2 supporting plate is provided as an arc plate, and the radian of the arch rib 2 supporting plate is matched with the outer Zhou Hudu of the arch rib 2. The arch rib 2 support plate is provided with two lugs 61 which are arranged at intervals, a hinge shaft 62 is arranged between the two lugs 61 in a penetrating way, the diagonal bracing plate 31 is provided with a connecting hole for the hinge shaft 62 to pass through, and after the two ends of the hinge shaft 62 pass through the lugs 61 and the connecting hole on the diagonal bracing plate 31, the separation of the hinge shaft 62 and the lugs 61 is limited by arranging nuts 63 which are connected with the hinge shaft 62 in a threaded way, so that the detachable connection between the arch rib 2 support plate and the diagonal bracing plate 31 is realized.

Still be fixed with regulating plate 7 on the barge platform, regulating plate 7 is located locating plate 3 below, and the one end of locating plate 3 is articulated with the one end of regulating plate 7, and the other end of regulating plate 7 is equipped with and is used for driving locating plate 3 pivoted pneumatic cylinder 8, and pneumatic cylinder 8 vertical setting, the output butt of pneumatic cylinder 8 is in the lower surface of locating plate 3. When the angle of the positioning plate 3 is not required to be adjusted, the hydraulic cylinder 8 is removed, so that the positioning plate 3 rotates to be horizontal with the adjusting plate 7 and is fixed by the high-strength bolts.

The implementation principle of the truss and arch rib integral positioning jig frame with a few brackets method in the embodiment of the application is as follows:

before the coupling truss 1 is transported, the coupling truss 1 is hoisted and placed on the positioning plate 3, the angle of the diagonal bracing plate 31 is adjusted through the hydraulic push rod 4, the diagonal bracing plate 31 is supported on the outer sides of the two diagonal bracing trusses 12, the coupling truss 1 is temporarily supported, the coupling truss 1 is fixed on the positioning plate 3, and then the coupling truss 1 is transported;

after the coupling truss 1 is transported to be in place and lifted, the supporting plates of the arch ribs 2 are mounted on the top ends of the diagonal brace plates 31 again, the arch ribs 2 are lifted onto the supporting plates of the two arch ribs 2, the inclination angle of the width direction of the arch ribs 2 is adjusted by adjusting the inclination angle of the diagonal brace plates 31, the inclination posture of the length direction of the arch ribs 2 can be further adjusted by arranging the adjusting plates 7 and the hydraulic cylinders 8, the arch ribs 2 are adjusted to be lifted, and then the arch ribs 2 are transported.

The foregoing are all preferred embodiments of the present application, and are not intended to limit the scope of the present application in any way, therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.

Claims

1. The utility model provides a few support method trusses and rib wholly fix a position bed-jig which characterized in that: the positioning assembly comprises a positioning plate (3) fixedly arranged on the placing platform, two groups of inclined support plates (31) hinged to the positioning plate (3), a power piece for adjusting the inclination angle of the inclined support plates (31) and a arch rib (2) supporting plate detachably connected to the top end of the inclined support plates (31).

2. The truss and rib integral locating jig of claim 1, wherein: the power piece is positioned on one side of the inclined support plate (31) which is opposite to the other group of inclined support plates (31).

3. The truss and rib integral locating jig of claim 1, wherein: the power part is a hydraulic push rod (4).

4. The truss and rib integral locating jig of claim 1, wherein: the side wall of the inclined support plate (31) facing the other group of inclined support plates (31) is provided with a buffer piece.

5. The truss and rib integral locating jig of claim 4, wherein: the buffer piece is a buffer cushion (5) fixedly arranged on the inclined supporting plate (31).

6. The truss and rib integral locating jig of claim 1, wherein: the supporting plate of the arch rib (2) is in arc-shaped arrangement matched with the radian of the arch rib (2).

7. The truss and rib integral locating jig of claim 1, wherein: the supporting plate of the arch rib (2) is hinged to the top end of the diagonal bracing plate (31) through a hinge shaft (62).

8. The truss and rib integral locating jig of claim 7, wherein: the locating plate (3) bottom is equipped with regulating plate (7), the one end and the regulating plate (7) of locating plate (3) are articulated, be equipped with on regulating plate (7) and be used for driving locating plate (3) pivoted driving piece.

9. The truss and rib integral locating jig of claim 8, wherein: the driving piece is a hydraulic cylinder (8) which is vertically arranged.