CN213209416U - Bridge amount of deflection detection device - Google Patents
Bridge amount of deflection detection device Download PDFInfo
- Publication number
- CN213209416U CN213209416U CN202021318494.5U CN202021318494U CN213209416U CN 213209416 U CN213209416 U CN 213209416U CN 202021318494 U CN202021318494 U CN 202021318494U CN 213209416 U CN213209416 U CN 213209416U
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- tripod
- wire rope
- detection device
- steel wire
- hanging hammer
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- 238000001514 detection method Methods 0.000 title claims abstract description 16
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 19
- 239000010959 steel Substances 0.000 claims abstract description 19
- 230000006978 adaptation Effects 0.000 claims description 3
- 241000251131 Sphyrna Species 0.000 abstract description 4
- 238000005259 measurement Methods 0.000 abstract description 4
- 230000003044 adaptive effect Effects 0.000 abstract description 3
- 239000011435 rock Substances 0.000 abstract description 2
- 238000012360 testing method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
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Abstract
A bridge deflection detection device comprises a dial indicator, a magnetic gauge stand, a tripod, a hook member, a steel wire rope and a hanging hammer, wherein the hook member is fixedly connected with a detected component, the tripod is arranged vertically below the hook member, the hanging hammer is connected with the hook member through the steel wire rope and is hung vertically above the tripod, the dial indicator is fixedly connected with the tripod through the magnetic gauge stand, and the dial indicator is abutted against the hanging hammer; the detection device further comprises a wind shield, the wind shield surrounds the steel wire rope and the hanging hammer, and two ends of the wind shield are respectively movably connected with the hook piece and the tripod in a detachable mode. The steel wire rope and the hanging hammer are hung by adhering and fixing the hook piece and the measured object. The height of the magnetic force gauge stand is adjusted through the tripod, and the magnetic force gauge stand is adaptive to uneven ground so as to support the magnetic force gauge stand and the dial indicator. Through the windshield who sets up, encircle wire rope and hammerhead, block wind-force, avoid hammerhead to rock to improve measurement accuracy.
Description
Technical Field
The utility model relates to a municipal works detects technical field, concretely relates to hammer type bridge amount of deflection detection device hangs.
Background
When a bridge is subjected to a load test, the deflection of the bridge is an index which needs to be tested, for a bridge with a small span, the deflection of the bridge is usually very small, and the requirement of testing precision can be met by adopting a dial indicator with the precision of 0.01 mm. In the conventional test, in order to set a horizontal dial indicator placing platform, a steel pipe scaffold needs to be erected from the ground, the cost is high, and the erection of the steel pipe scaffold takes time.
In addition, the commonly adopted hammer-type method utilizes a steel wire rope to be connected with a measured surface and naturally drops, and then utilizes a dial indicator to measure the change amplitude of the hammer. The mode is very easy to be influenced by wind power, and when the steel wire rope is blown by outdoor wind, the hanging hammer can swing randomly to influence the measurement precision.
Disclosure of Invention
The utility model discloses a solve the not enough of above-mentioned technique, provide a bridge amount of deflection detection device that can anti-wind.
The technical scheme of the utility model: a bridge deflection detection device comprises a dial indicator, a magnetic gauge stand, a tripod, a hook member, a steel wire rope and a hanging hammer, wherein the hook member is fixedly connected with a detected component, the tripod is arranged vertically below the hook member, the hanging hammer is connected with the hook member through the steel wire rope and is hung vertically above the tripod, the dial indicator is fixedly connected with the tripod through the magnetic gauge stand, and the dial indicator is abutted against the hanging hammer; the detection device further comprises a wind shield, the wind shield surrounds the steel wire rope and the hanging hammer, and two ends of the wind shield are respectively movably connected with the hook piece and the tripod in a detachable mode.
By adopting the technical scheme, the hook piece is fixedly adhered to the measured object so as to hang the steel wire rope and the hanging hammer. The height of the magnetic force gauge stand is adjusted through the tripod, and the magnetic force gauge stand is adaptive to uneven ground so as to support the magnetic force gauge stand and the dial indicator. Through the windshield who sets up, encircle wire rope and hammerhead, block wind-force, avoid hammerhead to rock to improve measurement accuracy.
The utility model discloses a further setting: the windproof cover is in a telescopic corrugated pipe shape, hooks are arranged at two ends of the windproof cover, and hanging rings are arranged on the hook members and the tripod.
By adopting the technical scheme, the windshield can stretch out and draw back, and can be disassembled and assembled through the hook and the hanging ring, so that the windshield is more free and convenient.
The utility model discloses a further setting: and a level gauge is arranged on the tripod.
By adopting the technical scheme, the leveling instrument penetrates through the tripod to be placed smoothly, and the detection precision is improved.
The utility model discloses a further setting: the tripod includes mount table and a plurality of and mount table articulated supporting legs, and this supporting legs includes slide rail spare and telescopic link, be equipped with guide way and bar tooth on the telescopic link, be equipped with on the slide rail spare with the sliding tray of telescopic link shape adaptation, correspond the guide way position in this sliding tray and be equipped with the guide block, correspond bar tooth position and be equipped with the gear, gear and slide rail spare rotary assembly and with bar tooth meshing, be equipped with the hand wheel on this gear.
Adopt above-mentioned technical scheme, through hand wheel rotary gear to with the meshing drive telescopic link of bar tooth, stretch out or retract along the relative slide rail spare of sliding tray, utilize rack and pinion meshing's precision, finely adjust the length difference between each supporting leg of tripod, in order to reach the balanced requirement of spirit level. The setting of metallic channel and guide block standardizes the moving direction of telescopic link.
Drawings
FIG. 1 is a block diagram of an embodiment of the present invention, FIG. 1;
FIG. 2 is an enlarged view of FIG. 1 at A;
FIG. 3 is a block diagram of an embodiment of the present invention, FIG. 2;
fig. 4 is an exploded view of an embodiment of the present invention.
Detailed Description
The utility model discloses an inlet wire is introduced in detail below with the help of the attached drawings, as shown in fig. 1-4, a bridge deflection detection device, including a dial indicator 1, a magnetometer stand 2, a tripod 3, a hook member 4, a steel wire rope 5 and a hanging hammer 6, wherein the hook member 4 is fixedly connected with a measured part 7, the tripod 3 is arranged vertically below the hook member 4, the hanging hammer 6 is connected with the hook member 4 through the steel wire rope 5 and is suspended vertically above the tripod 3, the dial indicator 1 is fixedly connected with the tripod 3 through the magnetometer stand 2, and the dial indicator 1 is abutted against the hanging hammer 6; the detection device further comprises a windproof cover 8, the windproof cover 8 surrounds the steel wire rope 5 and the hanging hammer 6, and two ends of the windproof cover are respectively detachably and movably connected with the hook piece 4 and the tripod 3.
The steel wire rope 5 and the hanging hammer 6 are hung by adhering and fixing the hook piece 4 and the measured object. The height of the magnetic force meter base 2 is adjusted through the tripod 3, the magnetic force meter base is adaptive to uneven ground, and the magnetic force meter base 1 and the dial indicator are supported. Wind power is blocked by the wind cap 8 arranged around the steel wire rope 5 and the hanging hammer 6, and the hanging hammer 6 is prevented from shaking, so that the measurement precision is improved.
The windshield 8 is telescopic bellows form, and this windshield 8 both ends all are equipped with couple 81, all be equipped with link 82 on hook member 4, the tripod 3.
The windshield 8 can stretch out and draw back, can be more freely convenient through the dismouting of couple 81 with link 82.
A level 9 is arranged on the tripod 3.
Whether run through tripod 3 through spirit level 9 and place levelly and smoothly improves and detects the precision.
Tripod 3 includes mount table 31 and a plurality of and mount table 31 articulated supporting legs 32, and this supporting legs 32 includes slide rail spare 321 and telescopic link 322, be equipped with guide way 323 and bar tooth 324 on the telescopic link 322, be equipped with the sliding tray 325 with telescopic link 322 shape adaptation on the slide rail spare 321, correspond the guide way 323 position in this sliding tray 325 and be equipped with guide block 326, correspond bar tooth 324 position and be equipped with gear 327, gear 327 and slide rail spare 321 rotary fit and with the meshing of bar tooth 324, be equipped with hand wheel 328 on this gear 327.
The gear 327 is rotated by the hand wheel 328 to be meshed with the strip-shaped teeth 324 to drive the telescopic rod 322 to extend or retract relative to the sliding rail part 321 along the sliding groove 325, and the length difference between supporting legs of the tripod 3 is finely adjusted by using the meshing precision of the gear 327 and the rack, so as to achieve the balance requirement of the level 9. The arrangement of the wire guide slots and the guide blocks 326 regulates the moving direction of the telescopic rod 322.
Claims (4)
1. The utility model provides a bridge amount of deflection detection device, includes percentage table, magnetic gauge stand, tripod, hook spare, wire rope and sash weight, its characterized in that: the hook piece is fixedly connected with the measured component, the tripod is arranged vertically below the hook piece, the hanging hammer is connected with the hook piece through a steel wire rope and is suspended vertically above the tripod, the dial indicator is fixedly connected with the tripod through a magnetic indicator seat, and the dial indicator is abutted against the hanging hammer; the detection device further comprises a wind shield, the wind shield surrounds the steel wire rope and the hanging hammer, and two ends of the wind shield are respectively movably connected with the hook piece and the tripod in a detachable mode.
2. The bridge deflection detection device of claim 1, wherein: the windproof cover is in a telescopic corrugated pipe shape, hooks are arranged at two ends of the windproof cover, and hanging rings are arranged on the hook members and the tripod.
3. The bridge deflection detection device of claim 2, wherein: and a level gauge is arranged on the tripod.
4. A bridge deflection detection device according to claim 3, wherein: the tripod includes mount table and a plurality of and mount table articulated supporting legs, and this supporting legs includes slide rail spare and telescopic link, be equipped with guide way and bar tooth on the telescopic link, be equipped with on the slide rail spare with the sliding tray of telescopic link shape adaptation, correspond the guide way position in this sliding tray and be equipped with the guide block, correspond bar tooth position and be equipped with the gear, gear and slide rail spare rotary assembly and with bar tooth meshing, be equipped with the hand wheel on this gear.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021318494.5U CN213209416U (en) | 2020-07-07 | 2020-07-07 | Bridge amount of deflection detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021318494.5U CN213209416U (en) | 2020-07-07 | 2020-07-07 | Bridge amount of deflection detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213209416U true CN213209416U (en) | 2021-05-14 |
Family
ID=75832532
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021318494.5U Active CN213209416U (en) | 2020-07-07 | 2020-07-07 | Bridge amount of deflection detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213209416U (en) |
-
2020
- 2020-07-07 CN CN202021318494.5U patent/CN213209416U/en active Active
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