CN219934942U - Box girder gradient measuring device - Google Patents
Box girder gradient measuring device Download PDFInfo
- Publication number
- CN219934942U CN219934942U CN202320489866.8U CN202320489866U CN219934942U CN 219934942 U CN219934942 U CN 219934942U CN 202320489866 U CN202320489866 U CN 202320489866U CN 219934942 U CN219934942 U CN 219934942U
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- China
- Prior art keywords
- connecting rod
- box girder
- limiting
- slide rail
- connecting rods
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- 238000009434 installation Methods 0.000 abstract description 7
- 238000010276 construction Methods 0.000 abstract description 6
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/23—Dune restoration or creation; Cliff stabilisation
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- Bridges Or Land Bridges (AREA)
Abstract
The utility model relates to the technical field of box girder installation, in particular to a box girder gradient measuring device, which comprises two measuring units, wherein the two measuring units are connected in a sliding way; the measuring unit comprises a first connecting rod and two second connecting rods, one ends of the two second connecting rods are simultaneously hinged with the first connecting rods, and the two first connecting rods are in sliding connection; the measuring unit further comprises a limiting device, wherein the limiting device is arranged between the first connecting rod and the second connecting rod and used for limiting the opening and closing angles of the first connecting rod and the second connecting rod. By adopting the structure, after the upper and lower measuring units are unfolded, the small box girder can be used, the second connecting rod of the lower measuring unit is aligned with the bottom of the small box girder, the second connecting rod of the upper measuring unit is aligned with the top of the small box girder, the gradient direction of the small box girder can be rapidly compared, and the small box girder is accurately installed at the side with the high side and the low side, so that unnecessary re-construction caused by installation errors is reduced.
Description
Technical Field
The utility model relates to the technical field of box girder installation, in particular to a box girder gradient measuring device.
Background
In the construction of road bridge, the use of case roof beam is widely used, and the case roof beam has general case roof beam and little case roof beam, in the construction of road bridge, can use a plurality of little case roof beams to constitute complete road surface when using little case roof beam, is different from general case roof beam, only needs one or two can accomplish.
Because the mounting position of each small box girder has certain requirements, after all small box girders are paved, the middle of the pavement is high, the two sides of the pavement are slightly lower, namely, the surface of each small box girder is not completely horizontal, has a certain gradient, is high left and low right, or is low left and high right, but when a small box Liang Fang is stored in a place, the small box girder is difficult to observe a fine gradient by naked eyes, after hoisting is finished, a small box girder with incorrect position installation or incorrect orientation can be sunken or raised between the small box girder and an adjacent small box girder, the small box girder at the correct position can be removed again, the small box girder at the correct position is put into the position, the construction progress is slowed down, and the gradient orientation of the small box girder is rapidly identified by equipment.
Disclosure of Invention
The utility model aims to provide a box girder gradient measuring device which solves the problem that small box girders are easy to install incorrectly in the prior art.
The embodiment of the utility model is realized by the following technical scheme:
the box girder gradient measuring device comprises two measuring units, wherein the two measuring units are connected in a sliding manner;
the measuring unit comprises a first connecting rod and two second connecting rods, one ends of the two second connecting rods are simultaneously hinged with the first connecting rods, and the two first connecting rods are connected in a sliding manner;
the measuring unit further comprises a limiting device, wherein the limiting device is arranged between the first connecting rod and the second connecting rod and used for limiting the opening and closing angles of the first connecting rod and the second connecting rod.
In an embodiment of the utility model, the limiting device includes a connecting sleeve and a limiting buckle, the connecting sleeve is slidably connected to the first connecting rod, two sides of the connecting sleeve are respectively hinged to the two second connecting rods through two third connecting rods, and the limiting buckle is used for limiting the sliding of the connecting sleeve.
In an embodiment of the utility model, the limiting buckle comprises a limiting post and a first spring, wherein the limiting post is connected into the first connecting rod through the first spring, and a through hole matched with the limiting post is formed in the connecting sleeve.
In an embodiment of the utility model, the pushing device further comprises a pushing device, the pushing device comprises a telescopic sliding rail and connecting columns arranged on the connecting sleeves, the telescopic sliding rail is arranged between the two first connecting rods, the two connecting columns are located in the telescopic sliding rail to move and are connected in the telescopic sliding rail through a second spring, and the two connecting columns are provided with connecting devices for connecting after the two connecting columns are close to each other.
In an embodiment of the utility model, the connecting device comprises a magnetic attraction device, and the two connecting posts are magnetically attracted and connected through the magnetic attraction device.
In an embodiment of the present utility model, the telescopic sliding rail includes a first sliding rail and a second sliding rail, and the first sliding rail moves in the second sliding rail.
In an embodiment of the present utility model, a through groove is formed at the bottom of one of the first connecting rods, a threaded hole is formed at the other of the first connecting rods and is located in the same groove for movement, a bar-shaped through hole is formed at one side of the through groove, and the two first connecting rods are detachably connected through a bolt.
The technical scheme of the embodiment of the utility model has at least the following advantages and beneficial effects:
the structure of the utility model mainly comprises two measuring units, wherein each measuring unit comprises a first connecting rod and two second connecting rods, one ends of the two second connecting rods are simultaneously hinged with the first connecting rods, and the two first connecting rods are in sliding connection. After the unfolding action is completed, the upper measuring unit and the lower measuring unit can be used after being unfolded, the second connecting rod of the lower measuring unit is aligned with the bottom of the small box girder, the second connecting rod of the upper measuring unit is aligned with the top of the small box girder, the gradient direction of the small box girder can be rapidly compared, and the side which is higher and the side which is lower can be accurately installed, so that unnecessary re-construction caused by installation errors is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic view of a telescopic rail according to the present utility model;
icon: the device comprises a first connecting rod, a second connecting rod, a third connecting rod, a first connecting sleeve, a second connecting rod, a third connecting rod, a first sliding rail, a second sliding rail, a connecting column, a first connecting column, a second spring, a first spring and a limiting column.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Referring to fig. 1-2, the present utility model provides a box girder gradient measuring device, which mainly includes two measuring units, wherein the two measuring units are arranged up and down, one measuring unit is used for comparing the upper part of a small box girder, and the other measuring unit is used for comparing the lower part of the small box girder.
The measuring unit comprises a first connecting rod 2 and two second connecting rods 1, wherein the two second connecting rods 1 are hinged to one end of the first connecting rod 2 and can rotate around the first connecting rod 2, and the other two first connecting rods 2 are connected in a sliding manner and can be used for adjusting the height.
The measuring unit further includes a limiting device, which is disposed between the first connecting rod 2 and the second connecting rod 1 and is used for limiting the opening and closing angle of the first connecting rod 2 and the second connecting rod 1, and in this embodiment, the opening and closing angle of the first connecting rod 2 and the second connecting rod 1 is mainly limited to be 90 degrees and stopped.
The structure of the utility model mainly comprises two measuring units, wherein each measuring unit comprises a first connecting rod 2 and two second connecting rods 1, one ends of the two second connecting rods 1 are simultaneously hinged with the first connecting rods 2, and the two first connecting rods 2 are in sliding connection. Under initial condition, two second connecting rods 1 all rotate to the position with first connecting rod 2 level, be in the state of folding, when using, make second connecting rod 1 start rotating through stop device, stop device restriction second connecting rod 1 rotate to when perpendicular with first connecting rod 2, accomplish the expansion action, after two sets of measuring units are all expanded from top to bottom, can use, the second connecting rod 1 with lower measuring unit aligns with the small box girder bottom, the second connecting rod 1 with upper measuring unit compares with the top of small box girder, can the slope orientation of quick comparison small box girder, what limit is high and what limit is low, carry out accurate installation, reduce unnecessary and because of the construction again that the installation error leads to.
In an exemplary embodiment of the present utility model, the limiting device includes a connecting sleeve 3 and a limiting buckle, the connecting sleeve 3 is slidably connected to the first connecting rod 2, two sides of the connecting sleeve 3 are respectively hinged to the two second connecting rods 1 through two third connecting rods 4, and the limiting buckle is used for limiting the sliding of the connecting sleeve 3. More specifically, the limiting buckle comprises a limiting column and a first spring, wherein the limiting column is connected into the first connecting rod 2 through the first spring, and a through hole matched with the limiting column is formed in the connecting sleeve 3.
When the connecting sleeve 3 is pushed in use, the connecting sleeve 3 pushes the second connecting rod 1 to start rotating around the first connecting rod 2 through the third connecting rod 4 when moving upwards, when moving to the limiting column, the limiting column is extruded by the connecting sleeve 3 and moves downwards, the first spring is compressed, and then the first spring pops out of the through hole of the connecting sleeve 3 to limit the connecting sleeve 3.
It should be noted that, in order for the connecting sleeve 3 to slide into and out of the limit post better, the top of the limit post is spherical, and the position of the limit post needs to be that the second connecting rod 1 slides to a position perpendicular to the first connecting rod 2.
For more convenient pushing the adapter sleeve 3 of both sides simultaneously, still be provided with thrust unit, thrust unit includes flexible slide rail and sets up spliced pole 7 on adapter sleeve 3, the passageway has been seted up at the middle part of flexible slide rail, can supply spliced pole 7 to carry out free slip in the passageway, the one end of spliced pole 7 then is fixed to be set up on adapter sleeve 3, the other end then slides at the middle part of flexible slide rail, flexible slide rail includes first slide rail 5 and second slide rail 6, first slide rail 5 is located second slide rail 6 and removes, the cooperation whole device is stretched or is shortened.
The connecting device is arranged on the two connecting columns 7 and used for connecting the two connecting columns 7 after approaching, the connecting device is specifically a magnetic attraction device, the two connecting columns 7 are magnetically attracted and connected through the magnetic attraction device, the connecting columns 7 are connected with the telescopic sliding rail through the second springs 8, and the connecting columns 7 are separated and then automatically spring.
After the two connecting columns 7 are separated, under the pulling of the second spring 8, the two connecting columns 7 are sprung out, so that the connecting sleeve 3 automatically moves upwards, and when the connecting sleeve needs to be folded, the two connecting columns 7 are pulled to be close to each other and are magnetically attracted and connected through the magnetic attraction device.
One of them first connecting rod 2 bottom has been seted up logical groove, and threaded hole is seted up to another first connecting rod 2 to be located and move in logical groove, logical groove one side has been seted up the bar through-hole, and two first connecting rods 2 pass through the bolt and can dismantle the connection, through dismantling the bolt, adjusts the relative position of two first connecting rods 2, and then adjusts the length of whole device.
The above is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.
Claims (7)
1. The box girder gradient measuring device is characterized by comprising two measuring units, wherein the two measuring units are connected in a sliding manner;
the measuring unit comprises a first connecting rod (2) and two second connecting rods (1), one ends of the two second connecting rods (1) are simultaneously hinged with the first connecting rods (2), and the two first connecting rods (2) are connected in a sliding mode;
the measuring unit further comprises a limiting device, wherein the limiting device is arranged between the first connecting rod (2) and the second connecting rod (1) and used for limiting the opening and closing angles of the first connecting rod (2) and the second connecting rod (1).
2. The box girder gradient measuring device according to claim 1, wherein the limiting device comprises a connecting sleeve (3) and a limiting buckle, the connecting sleeve (3) is slidably connected to the first connecting rod (2), two sides of the connecting sleeve (3) are respectively hinged to the two second connecting rods (1) through two third connecting rods (4), and the limiting buckle is used for limiting sliding of the connecting sleeve (3).
3. The box girder gradient measuring device according to claim 2, wherein the limiting buckle comprises a limiting column and a first spring, the limiting column is connected into the first connecting rod (2) through the first spring, and a through hole matched with the limiting column is formed in the connecting sleeve (3).
4. The box girder gradient measuring device according to claim 2, further comprising a pushing device, wherein the pushing device comprises a telescopic slide rail and connecting columns (7) arranged on the connecting sleeves (3), the telescopic slide rail is arranged between the two first connecting rods (2), the two connecting columns (7) are located in the telescopic slide rail and move, the connecting columns are connected in the telescopic slide rail through second springs (8), and the two connecting columns (7) are provided with connecting devices for connecting the two connecting columns (7) after being close to each other.
5. A box girder gradient measuring device according to claim 4, characterized in that the connecting means comprise magnetic attraction means by means of which the two connecting columns (7) are magnetically attracted.
6. The box girder gradient measuring device according to claim 5, characterized in that the telescopic slide rail comprises a first slide rail (5) and a second slide rail (6), the first slide rail (5) being located in the second slide rail (6) for movement.
7. The box girder gradient measuring device according to any one of claims 1 to 6, wherein a through groove is formed in the bottom of one first connecting rod (2), a threaded hole is formed in the other first connecting rod (2) and is located in the through groove, a strip-shaped through hole is formed in one side of the through groove, and the two first connecting rods (2) are detachably connected through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320489866.8U CN219934942U (en) | 2023-03-14 | 2023-03-14 | Box girder gradient measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320489866.8U CN219934942U (en) | 2023-03-14 | 2023-03-14 | Box girder gradient measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219934942U true CN219934942U (en) | 2023-10-31 |
Family
ID=88499477
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320489866.8U Active CN219934942U (en) | 2023-03-14 | 2023-03-14 | Box girder gradient measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219934942U (en) |
-
2023
- 2023-03-14 CN CN202320489866.8U patent/CN219934942U/en active Active
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