CN208902074U - A kind of bridge hinge seam displacement measuring device - Google Patents
A kind of bridge hinge seam displacement measuring device Download PDFInfo
- Publication number
- CN208902074U CN208902074U CN201821754231.1U CN201821754231U CN208902074U CN 208902074 U CN208902074 U CN 208902074U CN 201821754231 U CN201821754231 U CN 201821754231U CN 208902074 U CN208902074 U CN 208902074U
- Authority
- CN
- China
- Prior art keywords
- sliding block
- tension
- pedestal
- compression sensor
- slide bar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
A kind of bridge hinge seam displacement measuring device, tension-compression sensor pedestal are fixedly installed in the beam body of side, and sliding block pedestal is fixedly installed on beam piece hinge and sews on；Tension-compression sensor device is fixedly installed on tension-compression sensor pedestal, and sliding block is fixedly installed on sliding block pedestal；Through hole is offered on sliding block, sliding block is sheathed on one end of slide bar by through hole；The other end of slide bar is fixedly connected with tension-compression sensor device；Sliding slot is offered in the range of sliding block slides on slide bar；Spring be set to the inside of slide bar and can free extension, one end of spring connect with the signal input part of tension-compression sensor device, and the other end of spring is connect at the sliding slot with sliding block；The signal output end of tension-compression sensor device is connect with computer.The present apparatus is easy to detect, simple possible, can exempt scene reading bring error, and measurement error is small, and accuracy is high, cuts with scissors seam displacement for measurement and is of great significance.
Description
Technical field
The utility model relates to bridges to measure, early warning field, and in particular to a kind of bridge hinge seam displacement measuring device.
Background technique
The assembling type girder bridge construction quality short, secure with its construction period and labor productivity it is high and by engineering people
Member's favor, in China, field of traffic facilities is widely applied, but is guaranteed the seam of packaged type bridges globality and be not affected by weight
Depending on, and the construction quality of seam construction stage and the management service of operation stage will all directly influence bed rearrangement packaged type bridges
Service life.
In bridge ordinary maintenance detection, between the assembled beam piece as locating for seam, spatial position is usually higher, adopts
It takes conventional method to be often difficult to read or cannot accurately measure when seam displacement is cut with scissors in measurement, and can not generally be cut with scissors with real-time measurement
Seam is displaced and occurs to carry out early warning when big displacement causes bridge to damage in hinge seam.
Summary of the invention
The utility model provides a kind of bridge hinge seam displacement measurement dress primarily directed to deficiency present in background technique
It sets, which is a kind of utility of measurement beam body hinge seam lateral displacement simple and reliable for structure, without scene reading.
The utility model uses following technical scheme:
A kind of bridge hinge seam displacement measuring device, including tension-compression sensor pedestal, tension-compression sensor device, slide bar, spring,
Sliding block and sliding block pedestal, the tension-compression sensor pedestal are fixedly installed in the beam body of side, and sliding block pedestal is fixedly installed on beam piece
Hinge is sewed on；Tension-compression sensor device is fixedly installed on tension-compression sensor pedestal, and sliding block is fixedly installed on sliding block pedestal；Sliding block
On offer through hole, sliding block is sheathed on one end of slide bar by through hole；The other end and tension-compression sensor device of slide bar are solid
Fixed connection；Sliding slot is offered in the range of sliding block slides on slide bar；Spring be set to the inside of slide bar and can free extension,
One end of spring is connect with the signal input part of tension-compression sensor device, and the other end of spring connects at the sliding slot with sliding block
It connects.
Glide direction on sliding block pedestal along sliding block offers sliding slot, and sliding block is equipped with the sliding block being adapted to the sliding slot,
Threaded hole is offered on sliding block, is connected in threaded hole for by the bolt of sliding block and relatively fixed sliding block pedestal.
The sliding slot uses T-slot or dovetail groove.
Tension-compression sensor device is connect by the fixed device of triangle with tension-compression sensor pedestal in the side opposite with slide bar.
The fixed device of the triangle is support rod, and one end of support rod and tension-compression sensor device are hinged, the other end and drawing
Pressure sensor pedestal is hinged.
The end of slide bar one end adjacent with sliding block is equipped with the limit baffle that anti-limited slip block and slide bar disengage.
Spring outer diameter is 0.1~0.2mm smaller than slide bar internal diameter.
It is to be bolted between tension-compression sensor pedestal and beam body and between sliding block pedestal and beam piece hinge seam.
Further include computer, is connected between tension-compression sensor device and computer by electric wire connecting junction.
Tension-compression sensor pedestal, slide bar, spring, sliding block and sliding block pedestal are steels.
Compared with prior art, the utility model has the following beneficial effects:
The bridge hinge seam displacement measuring device of the utility model when in use, only need to be by sliding block pedestal and tension-compression sensor bottom
Seat is individually fixed in beam piece hinge seam and side beam body, and one end of spring is connected to sliding block in slide bar, by spring and sliding block
Between carry out zeroing adjustment, so that spring is in initial length value, i.e., without active force in tension-compression sensor, cut with scissors seam when beam body and position occurs
When shifting, it is connected to sliding block and hinge at hinge seam and stitches synchronizing moving, the spring in the mobile dragging slide bar of sliding block, spring generates immediately
For active force in tension-compression sensor, tension-compression sensor makes shift value be converted into the electric signal of power, remembers when measuring beam body hinge seam displacement
Record tension-compression sensor data, it will be able to learn amount of force and direction, later compared with the elastic coefficient numerical value, can obtain
Know shift value size and hinge seam direction of displacement at beam body hinge seam.The bridge hinge seam displacement measuring device of the utility model is without scene
When reading conventional scale etc. and be difficult to the continuous data read at the scene, therefore preferably solving hinge seam displacement between measurement beam body
Measure narrow space, height is higher, and survey measurements is inconvenient, scene can not accurate reading the problem of.
Detailed description of the invention
Fig. 1 is the utility model side structure schematic diagram；
Fig. 2 is the utility model sliding block and slide bar connection schematic diagram.
In figure: 1- tension-compression sensor pedestal, 2- support rod, 3- tension-compression sensor device, 4- electric wire connecting junction, 5- connection baffle,
6- fixed chute, 7- slide bar, 8- spring, 9- sliding block, 10- limit baffle, 11- sliding block pedestal.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and examples.
Referring to Fig.1, the bridge hinge seam displacement measuring device of the utility model, including tension-compression sensor pedestal 1, tension and compression sensing
Device device 3, slide bar 7, spring 8, sliding block 9 and sliding block pedestal 11, the tension-compression sensor pedestal 1 are fixedly installed on side beam body
On, sliding block pedestal 11 is fixedly installed on beam piece hinge and sews on, between tension-compression sensor pedestal 1 and beam body and sliding block pedestal 11 and beam
It is to be connected with bolt or cementitious material between piece hinge seam.Tension-compression sensor device 3 is fixedly installed on tension-compression sensor pedestal 1,
Sliding block 9 is fixedly installed on sliding block pedestal 11；Through hole is offered on sliding block 9, sliding block 9 is sheathed on slide bar 7 by through hole
One end；The other end of slide bar 7 is fixedly connected with tension-compression sensor device 3；It is offered in the range of sliding block 9 slides on slide bar 7
Sliding slot；Referring to Fig. 2, spring 8 is set to the inside of slide bar 7 and being capable of free extension, one end of spring 8 and tension-compression sensor device
3 signal input part connection, the other end of spring 8 are connect at the sliding slot with sliding block 9.Tension-compression sensor pedestal 1, slide bar 7,
Spring 8, sliding block 9 and sliding block pedestal 11 are steels.
As the utility model preferred embodiment, the glide direction on sliding block pedestal 11 along sliding block 9 offers sliding slot,
Sliding block 9 is equipped with the sliding block being adapted to the sliding slot, offers threaded hole on sliding block 9, is connected in threaded hole for inciting somebody to action
The bolt of sliding block 9 and relatively fixed sliding block pedestal 11.Sliding slot uses T-slot or dovetail groove.As shown in Figure 1, tension-compression sensor fills
3 are set to connect by the fixed device of triangle with tension-compression sensor pedestal 1 in the side opposite with slide bar 7.Specifically, triangle is fixed
Device is support rod 2, and one end of support rod 2 and tension-compression sensor device 3 are hinged, and the other end and tension-compression sensor pedestal 1 are hinged.
Referring to Fig. 2, the end of the one end adjacent with sliding block 9 of slide bar 7 is equipped with the limit baffle 10 that anti-limited slip block 9 is disengaged with slide bar 7.
Embodiment
As depicted in figs. 1 and 2, the bridge hinge seam displacement measuring device of the present embodiment, specific mainly includes tension-compression sensor
Pedestal 1, tension-compression sensor device 3, slide bar 7, electric wire connecting junction 4, spring 8, support rod 2, sliding block 9, sliding block pedestal 11 and limit baffle
10, tension-compression sensor device 3 is connect with sliding block 9 by the slide bar with spring, and the slide bar with spring is that spring 8 is set to slide bar
Structure in 7, the outer diameter of slide bar 7 are 2.5cm, internal diameter 2cm；The outer diameter of spring 8 is 1.8cm；Tension-compression sensor pedestal 1 is
20 × 20cm, with a thickness of the sheet metal of 1cm, sliding block pedestal 11 is the sheet metal of a 13 × 13cm, and sheet metal is equipped with bolt
Hole；Sliding block 9 is that a height is 15cm, and the metal block that width and length are 10cm, 8 interior side internal openings of sliding block can be nested
In on slide bar；The outer diameter of support rod 2 is 2cm；
Tension-compression sensor pedestal 1, slide bar 7, spring 8, support rod 2, sliding block 9, sliding block pedestal 11 and limit baffle 10 are adopted
It is made of steel；
Tension-compression sensor device 3 is fixed on tension-compression sensor pedestal 1, and tension-compression sensor pedestal 1 is bolted to
Side beam body；One end of support rod 2 and tension-compression sensor pedestal 1 are hinged, on the other end and tension-compression sensor device 3 with slide bar 7
Opposite side is hinged, and support rod 2 is one or two power bars, therefore can guarantee tension-compression sensor device 3 when by 7 thrust of slide bar
Stable structure is unlikely to deform, and slide bar 7 is threadedly coupled by screw thread with tension-compression sensor device 3, and sliding block 9 passes through sliding block pedestal 11
It is fixed at beam body hinge seam, tension-compression sensor device 3 and sliding block 9 can be adjusted by tension-compression sensor pedestal 1 and sliding block 11 respectively
Whole height is simultaneously connected with slide bar 7；8 side of spring is connected with the connection baffle 5 in 31 type high-precision small size pull pressure sensor,
Connection baffle 5 is connect with the signal input part of tension-compression sensor device 3, and 8 other side of spring is fixedly connected with sliding block 9, sliding block bottom
Glide direction on seat 11 along sliding block 9 offers T-slot, and sliding block 9 is equipped with the T-shaped slider being adapted to T-slot, opens on sliding block 9
Equipped with threaded hole, it is connected in threaded hole for by the fixing bolt of sliding block 9 and relatively fixed sliding block pedestal 11；It is installing
When, first fixing bolt is unclamped, when spring 8 does not stress or reaches default stress, using fixing bolt by sliding block 9
It is fixed with sliding block pedestal 11.
After being installed all devices, tension-compression sensor is adjusted separately by tension-compression sensor support 1 and slider bearing 11
The height of device 3 and sliding block 9 makes slide bar 7 in slide bar 7 after the completion of height adjusts by the position of sliding block 9 in horizontal line
Spring 8 can be inserted into electric wire connecting junction 4 with external connection and be read by computer without starting force, starting force.
When beam body hinge seam is subjected to displacement, fixed sliding block 9 can be subjected to displacement simultaneously with hinge seam with hinge seam, and sliding block 9 can be taken
The band equidirectional displacement of spring 8, thus the electric signal for making tension-compression sensor 3 be made displacement be converted into power by external force, then by connecing
Line device 4 be connected with external computer read tension-compression sensor device 3 in numerical value, can obtained compared with the elasticity modulus of spring 8
Displacement at beam body hinge seam, and the direction being displaced can pass through the positive negative judgement of 3 power of tension-compression sensor.
Claims (10)
1. a kind of bridge hinge seam displacement measuring device, which is characterized in that filled including tension-compression sensor pedestal (1), tension-compression sensor
(3), slide bar (7), spring (8), sliding block (9) and sliding block pedestal (11) are set, the tension-compression sensor pedestal (1) is fixedly installed on one
On curb girder body, sliding block pedestal (11) is fixedly installed on beam piece hinge and sews on；Tension-compression sensor device (3) is fixedly installed on tension and compression sensing
On device pedestal (1), sliding block (9) is fixedly installed on sliding block pedestal (11)；Through hole is offered on sliding block (9), sliding block (9) passes through
Through hole is sheathed on one end of slide bar (7)；The other end of slide bar (7) is connect with tension-compression sensor device (3)；On slide bar (7)
Sliding slot is offered in the range of sliding block (9) sliding；Spring (8) be set to the inside of slide bar (7) and can free extension, spring
(8) one end is connect with the signal input part of tension-compression sensor device (3), and the other end of spring (8) is at the sliding slot and cunning
Block (9) connection.
2. a kind of bridge hinge seam displacement measuring device according to claim 1, which is characterized in that edge on sliding block pedestal (11)
The glide direction of sliding block (9) offers sliding slot, and sliding block (9) is equipped with the sliding block being adapted to the sliding slot, and sliding block offers on (9)
Threaded hole is connected in threaded hole for by the bolt of sliding block (9) and relatively fixed sliding block pedestal (11).
3. a kind of bridge hinge seam displacement measuring device according to claim 2, which is characterized in that the sliding slot uses T shape
Slot or dovetail groove.
4. a kind of bridge hinge seam displacement measuring device according to claim 1, which is characterized in that tension-compression sensor device
(3) it is connect by the fixed device of triangle with tension-compression sensor pedestal (1) in the side opposite with slide bar (7).
5. a kind of bridge hinge seam displacement measuring device according to claim 4, which is characterized in that the fixed device of the triangle
For support rod (2), one end and tension-compression sensor device (3) of support rod (2) hingedly, the other end and tension-compression sensor pedestal (1)
Hingedly.
6. a kind of bridge hinge seam displacement measuring device according to claim 1, which is characterized in that slide bar (7) and sliding block (9)
The end of adjacent one end is equipped with the limit baffle (10) that anti-limited slip block (9) and slide bar (7) disengage.
7. a kind of bridge hinge seam displacement measuring device according to claim 1, which is characterized in that spring (8) outer diameter is than sliding
Bar (7) small 0.1~0.2mm of internal diameter.
8. a kind of bridge hinge seam displacement measuring device according to claim 1, which is characterized in that tension-compression sensor pedestal
It (1) is to be bolted between beam body and between sliding block pedestal (11) and beam piece hinge seam.
9. a kind of bridge hinge seam displacement measuring device according to claim 1, which is characterized in that further include computer, tension and compression
It is connect between sensor device (3) and computer by electric wire connecting junction (4).
10. a kind of bridge hinge seam displacement measuring device according to claim 1, which is characterized in that tension-compression sensor pedestal
(1), slide bar (7), spring (8), sliding block (9) and sliding block pedestal (11) are steels.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821754231.1U CN208902074U (en) | 2018-10-26 | 2018-10-26 | A kind of bridge hinge seam displacement measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821754231.1U CN208902074U (en) | 2018-10-26 | 2018-10-26 | A kind of bridge hinge seam displacement measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208902074U true CN208902074U (en) | 2019-05-24 |
Family
ID=66576975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821754231.1U Expired - Fee Related CN208902074U (en) | 2018-10-26 | 2018-10-26 | A kind of bridge hinge seam displacement measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208902074U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827104A (en) * | 2020-07-10 | 2020-10-27 | 谢国弟 | Bridge expansion joint alarm device for road engineering |
| CN112857993A (en) * | 2021-01-05 | 2021-05-28 | 浙江省建筑科学设计研究院有限公司 | Method and device for evaluating damage of large hinge joint between precast slab beams |
-
2018
- 2018-10-26 CN CN201821754231.1U patent/CN208902074U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827104A (en) * | 2020-07-10 | 2020-10-27 | 谢国弟 | Bridge expansion joint alarm device for road engineering |
| CN112857993A (en) * | 2021-01-05 | 2021-05-28 | 浙江省建筑科学设计研究院有限公司 | Method and device for evaluating damage of large hinge joint between precast slab beams |
| CN112857993B (en) * | 2021-01-05 | 2024-03-19 | 浙江省建筑科学设计研究院有限公司 | Method and device for evaluating damage of large hinge joints between prefabricated plate beams |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208902074U (en) | A kind of bridge hinge seam displacement measuring device | |
| CN103149024B (en) | The measurement apparatus of three-point bending mechanical property and method | |
| CN208140011U (en) | A kind of building flatness detecting device | |
| CN209230453U (en) | A kind of geology crack measuring device with height adjusting function | |
| CN208620957U (en) | A kind of axis products length diameter jump measuring device | |
| CN202793261U (en) | Measurement clamp for battery thickness | |
| CN203178014U (en) | Automatic door small-distance anti-squash dynamometer | |
| CN209181760U (en) | A kind of parallelism measuring apparatus based on double non-parallel face linear guides | |
| CN102889841A (en) | Gear M-value rapid diameter measuring jaw linkage mechanism | |
| CN202947927U (en) | Automatic data collection device of direct shear apparatus | |
| CN206740053U (en) | Bearing outer ring ditch curvature, ditch position deviation measuring apparatus | |
| CN210426372U (en) | Road and bridge engineering is managed and is measured pincers with reinforcing bar diameter | |
| CN111256904B (en) | Online calibration device and method for tensiometer | |
| CN203732061U (en) | Portable combination type high-precision leveling ruler | |
| CN109975105A (en) | A kind of plate thickness detected automatically is to resistance of deformation test mould | |
| CN202126256U (en) | Contactless displacement measurement device | |
| CN104075945A (en) | Anchoring structure rheological testing machine and method for simulating rheological properties of geologic structure body by utilizing machine | |
| CN205102967U (en) | Can reduce sucker rod load transducer of unbalance loading error | |
| CN205138434U (en) | Spliced carpet's thickness test device | |
| CN210922475U (en) | Belt wheel parallelism detection device | |
| RU198393U1 (en) | Stangenreismas with automatic recording of measurement results | |
| CN203894047U (en) | Rapid detection apparatus of spring stiffness coefficient | |
| CN208833482U (en) | A kind of detection device of slot and glass slides resistance | |
| CN106123844A (en) | A kind of steel beam column deformation detection instrument and using method | |
| CN203593834U (en) | Parallelism testing device for top poles of flat knitting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190524 Termination date: 20191026 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |