CN211057632U - Stop device suitable for horizontal bridge vertical line type adjustment of turning - Google Patents
Stop device suitable for horizontal bridge vertical line type adjustment of turning Download PDFInfo
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- CN211057632U CN211057632U CN201921856371.4U CN201921856371U CN211057632U CN 211057632 U CN211057632 U CN 211057632U CN 201921856371 U CN201921856371 U CN 201921856371U CN 211057632 U CN211057632 U CN 211057632U
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Abstract
The utility model relates to a stop device suitable for the adjustment of the vertical line type of a horizontal swivel bridge, wherein, a wedge-shaped cushion block (2) is provided with an inclined plane, a wedge-shaped sliding ruler (1) is a triangle, the inclined plane of the triangle leans against the inclined plane of the wedge-shaped cushion block (2), and one side of the triangle is in a vertical state; scale marks (11) are arranged on the side surface of the wedge-shaped sliding ruler (1) in a vertical state; a sliding groove (21) which penetrates through the wedge-shaped cushion block left and right is formed in the wedge-shaped cushion block (2), a screw hole is formed in the wedge-shaped sliding ruler (1), one end of a screw rod (3) penetrates through the sliding groove (21) and is screwed into the screw hole of the wedge-shaped sliding ruler (1), and the screw rod (3) can move up and down in the sliding groove (21); the other end of the screw rod (3) is locked by a nut (4). The utility model discloses simple structure uses the utility model discloses the accurate position in-process easy operation of bridge is turned to the adjustment level has improved line type adjustment precision and efficiency of construction, has solved traditional line type adjustment in-process and has adjusted and measured problem repeatedly.
Description
Technical Field
The utility model relates to a stride across existing line level and turn bridge position adjustment construction technical field, especially relate to a stop device suitable for the vertical line type adjustment of bridge is turned to level.
Background
In recent years, the application of bridges that can be used to span existing railways, highways, rivers, canyons, urban arterial roads, etc. has become increasingly widespread, such bridges being called horizontal swivel bridges.
With the common application of horizontal swivel bridges, the swivel structure forms of the horizontal swivel bridges are more and more diversified (such as T-shaped rigid frames, cable-stayed bridges, arch bridges, continuous beam bridges and the like); the weight of the rotor is getting larger and larger (from thousands of tons to nearly forty thousand tons).
In order to reduce the influence of bridge structure construction on existing line driving safety, the construction of the bridge structure across lines is usually mainly used by adopting a horizontal turning method, namely, a horizontal turning construction technology is adopted to reduce the influence of superstructure construction on existing line driving safety. According to the construction technology, a beam body is poured on two sides of an existing line, then a main beam rotating body is in place through horizontal rotation around a central spherical hinge, then the line shape of the beam body is adjusted, an upper disc and a lower disc of a spherical hinge rotating system are sealed, and finally a closure section is poured to enable a full bridge to be communicated.
Because the system of turning is a rigid body that rotates around the ball pivot, has clearance (generally 7 ~ 30mm) under last carousel department spike, leads to turning back bridge vertical elevation and design position to have certain deviation, consequently need carry out the gesture fine tuning to the bridge after turning, guarantees that the error between vertical elevation and the design elevation satisfies the standard requirement.
The traditional posture adjustment adopts the vertical application of force of jack, lays the surveyor's level at the roof beam and measures the roof beam body elevation, and the while is measured application of force and is adjusted, has the process of relapseing, and the adjustment time is longer, and efficiency is lower. Therefore, the invention is urgently needed to invent a wedge-shaped limiting device suitable for the vertical line type fine adjustment of a horizontal rotating bridge so as to improve the adjustment efficiency and the line type adjustment precision.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming the technical problem that prior art exists, provide a stop device suitable for the vertical line type adjustment of horizontal rotation bridge, it can improve line type adjustment accuracy and efficiency of construction, has solved and has adjusted repeatedly in traditional line type adjustment process and measure and lead to the adjustment time longer, the lower technical problem of efficiency.
The purpose of the utility model is realized through the following technical scheme:
The utility model provides a stop device suitable for adjustment of the vertical line type of horizontal rotation bridge, it includes: the wedge-shaped slide rule, the wedge-shaped cushion block, the screw rod and the nut;
The wedge-shaped cushion block is provided with an inclined plane, the wedge-shaped sliding ruler is a triangular body, the inclined plane of the triangular body is close to the inclined plane of the wedge-shaped cushion block, and one side of the triangular body is vertical; scale marks are arranged on the side surface of the wedge-shaped sliding ruler in a vertical state;
A sliding groove which penetrates through the wedge-shaped cushion block from left to right is formed in the wedge-shaped cushion block, a screw hole is formed in the wedge-shaped sliding ruler, one end of a screw rod penetrates through the sliding groove and is screwed into the screw hole of the wedge-shaped sliding ruler, and the screw rod can move up and down in the sliding groove; the other end of the screw is locked by a nut.
More preferably, the scale values corresponding to the graduation lines are gradually increased from bottom to top.
By the above-mentioned the technical scheme of the utility model can see out, the utility model discloses following technological effect has:
The utility model discloses a device's screw rod removes in the spout and drives the removal of wedge slide bar to compare the size that needs were adjusted through the scale on the wedge slide bar, through nut clamping screw and wedge slide bar, guarantee bridge construction and turn back line type adjustment process's limiting position, it is visible the utility model discloses simple structure uses the utility model discloses the accurate position in-process easy operation of bridge is turned to the adjustment level has improved line type adjustment precision and efficiency of construction, has solved traditional line type adjustment in-process and has adjusted repeatedly and measured problem, has good popularization and application and worth.
Drawings
FIG. 1 is a perspective view of the structure of the present invention;
FIG. 2 is a front view of the structure of the present invention;
FIG. 3 is a schematic view of an application example of the present invention for fine adjustment of the position of a T-shaped steel bridge after rotation;
Fig. 4 is an enlarged view of a portion a in fig. 3.
Wherein:
The wedge-shaped slide rule comprises a wedge-shaped slide rule 1, a wedge-shaped cushion block 2, a screw rod 3 and a nut 4; scale lines 11; a slide groove 21.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present application, the present invention will be further described in detail with reference to the accompanying drawings.
The terms of orientation such as up, down, left, right, front, and rear in the present specification are established based on the positional relationship shown in the drawings. The corresponding positional relationship may also vary depending on the drawings, and therefore, should not be construed as limiting the scope of protection.
The utility model discloses in, belong to "installation", "link to each other", "meet", "connect", "fixed" etc. and should do the broad sense and understand, for example, can be fixed connection, also can dismantle the connection, also can connect integratively, also can be mechanical connection, also can be the electricity and connect or can intercommunicate, also can be the lug connection, also can be through intermediate medium indirect connection, can be the inside UNICOM of two components and parts, also can be the interactive relation of two components and parts. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a stop device suitable for the vertical line type adjustment of bridge is turned to the level, the device can realize spacing when turning the vertical line type fine tuning of bridge. The structure of the wedge-shaped slide rule is shown in attached figures 1 and 2 and comprises a wedge-shaped slide rule 1, a wedge-shaped cushion block 2, a screw rod 3 and a nut 4.
The wedge-shaped cushion block 2 is provided with an inclined plane, the wedge-shaped sliding ruler 1 is a triangular body, the inclined plane of the triangular body is close to the inclined plane of the wedge-shaped cushion block 2, and one side of the triangular body is in a vertical state. The side face of the wedge-shaped sliding ruler 1 in a vertical state is provided with scale marks 11, the scale value corresponding to the scale marks 11 is gradually increased from bottom to top, and the size can be measured and adjusted through the scale marks 11. A sliding groove 21 which penetrates through the wedge-shaped cushion block from left to right is formed in the wedge-shaped cushion block 2, a screw hole is formed in the wedge-shaped sliding ruler 1, one end of a screw rod 3 penetrates through the sliding groove 21 and is screwed into the screw hole of the wedge-shaped sliding ruler 1, and the other end of the screw rod 3 is locked by a nut 4.
The wedge-shaped cushion block 2 is connected with the wedge-shaped sliding ruler 1 through the screw rod 3, the screw rod 3 can move up and down in the sliding chute 21, and the relative position of the wedge-shaped sliding ruler 1 and the wedge-shaped cushion block 2 can be adjusted; the nut 4 can fix the screw rod 3 and the wedge-shaped sliding ruler 1.
The wedge-shaped sliding ruler 1 can adopt a stainless steel wedge-shaped sliding ruler with the thickness of 30 mm; the wedge-shaped cushion block 2 can adopt a stainless steel cushion block with the thickness of 60 mm; the screw 4 may be a screw having a diameter of 5 mm.
The working principle of the present invention is explained below with reference to fig. 3 to 4:
Fig. 3 and fig. 4 show the application example of utilizing the utility model discloses position to turning back T shaped steel structure bridge carries out fine tuning.
Before T shaped steel constructs bridge construction and turns back fine tuning, use promptly the utility model discloses before, the equipment is good in advance the utility model discloses: the inclined plane of the wedge-shaped sliding ruler 1 is tightly close to the inclined plane of the wedge-shaped cushion block 2, so that the side vertical plane with scales of the wedge-shaped sliding ruler 1 is kept in a vertical state, and the wedge-shaped sliding ruler 1 and the wedge-shaped cushion block 2 are locked by a screw rod 3 and a nut 4.
When the utility model is used, the following steps are implemented:
The utility model discloses a theory of operation:
determining the size (marked as △ H) to be adjusted according to the designed elevation H1 of the beam top and the actually measured elevation H2 of the horizontal swivel bridge after swiveling, wherein the △ H is (H1-H2) L2/L1, L1 is the horizontal distance from the measuring point of the beam top to the center of the bridge, and L2 is the horizontal distance from the measuring point of a supporting foot bottom plate at the turntable of the horizontal swivel bridge to the center of the bridge;
the whole limiting device is placed under a supporting foot bottom plate at a bridge turntable (the supporting foot of the bridge turntable is higher than the supporting foot which is longitudinally symmetrical, so that the adjustment is convenient by taking the supporting foot bottom plate at the bridge turntable as a reference), a wedge-shaped sliding ruler 1 is driven to move by slightly sliding the adjusting screw rod 3 in a sliding groove 3 on a wedge-shaped cushion block 2, the side vertical surface of the wedge-shaped sliding ruler 1 in a vertical state is tightly leaned against the edge of the supporting foot bottom plate of the bridge turntable, the scale mark on the edge of the supporting foot aligned with the wedge-shaped sliding ruler 1 is a size delta h to be adjusted, and the wedge-shaped sliding ruler 1 is fixed by adopting the screw rod 3 and a nut 4 after the adjustment is accurate;
The lower side of the bridge elevation is jacked up through the jack, rigid body displacement occurs to the supporting foot bottom plate at the rotary table until the supporting foot bottom plate at the rotary table of the bridge tightly jacks the inclined plane of the wedge-shaped cushion block 2, and then linear adjustment is completed.
From the above, the utility model discloses a device's screw rod removes in the spout and drives the wedge slide bar and remove to compare the size that needs were adjusted through the scale on the wedge slide bar, through nut clamping screw and wedge slide bar, guarantee bridge construction rotation back line type adjustment process's limiting position, it is visible the utility model is simple in operation, improved line type adjustment accuracy and efficiency of construction, solved traditional line type adjustment in-process and adjusted repeatedly and measured problem, have good popularization and application and worth.
Although the present invention has been described in connection with the preferred embodiments, the embodiments are not intended to limit the present invention. Any equivalent changes or modifications made without departing from the spirit and scope of the present invention also belong to the protection scope of the present invention. The scope of protection of the invention should therefore be determined with reference to the claims that follow.
Claims (2)
1. The utility model provides a stop device suitable for horizontal bridge vertical line type adjustment of turning, its characterized in that, stop device include:
The wedge-shaped slide rule comprises a wedge-shaped slide rule (1), a wedge-shaped cushion block (2), a screw rod (3) and a nut (4);
The wedge-shaped cushion block (2) is provided with an inclined plane, the wedge-shaped sliding ruler (1) is a triangular body, the inclined plane of the triangular body is close to the inclined plane of the wedge-shaped cushion block (2), and one side of the triangular body is vertical; scale marks (11) are arranged on the side surface of the wedge-shaped sliding ruler (1) in a vertical state;
A sliding groove (21) which penetrates through the wedge-shaped cushion block from left to right is formed in the wedge-shaped cushion block (2), a screw hole is formed in the wedge-shaped sliding ruler (1), one end of a screw rod (3) penetrates through the sliding groove (21) and is screwed into the screw hole of the wedge-shaped sliding ruler (1), and the screw rod (3) can move up and down in the sliding groove (21); the other end of the screw rod (3) is locked by a nut (4).
2. The limiting device suitable for the vertical line type adjustment of the horizontal swivel bridge according to claim 1,
The scale value corresponding to the scale mark (11) is gradually increased from bottom to top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856371.4U CN211057632U (en) | 2019-10-31 | 2019-10-31 | Stop device suitable for horizontal bridge vertical line type adjustment of turning |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921856371.4U CN211057632U (en) | 2019-10-31 | 2019-10-31 | Stop device suitable for horizontal bridge vertical line type adjustment of turning |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211057632U true CN211057632U (en) | 2020-07-21 |
Family
ID=71588580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921856371.4U Active CN211057632U (en) | 2019-10-31 | 2019-10-31 | Stop device suitable for horizontal bridge vertical line type adjustment of turning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211057632U (en) |
-
2019
- 2019-10-31 CN CN201921856371.4U patent/CN211057632U/en active Active
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