CN220707004U - Vibration sensor connection tool for bridge pier - Google Patents
Vibration sensor connection tool for bridge pier Download PDFInfo
- Publication number
- CN220707004U CN220707004U CN202322473563.XU CN202322473563U CN220707004U CN 220707004 U CN220707004 U CN 220707004U CN 202322473563 U CN202322473563 U CN 202322473563U CN 220707004 U CN220707004 U CN 220707004U
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- CN
- China
- Prior art keywords
- vibration sensor
- base
- bridge pier
- pressing plate
- pier
- Prior art date
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- 238000003825 pressing Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 33
- 239000010959 steel Substances 0.000 claims description 33
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000001514 detection method Methods 0.000 abstract description 2
- 238000005520 cutting process Methods 0.000 description 3
- 238000012544 monitoring process Methods 0.000 description 3
- 229910000746 Structural steel Inorganic materials 0.000 description 2
- 238000004026 adhesive bonding Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
Classifications
-
- 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
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
Landscapes
- Bridges Or Land Bridges (AREA)
Abstract
The utility model provides a vibration sensor connection tool for a bridge pier, which comprises the following components: the middle part of the base is provided with a perforation pointing to the outer wall of the pier, and the vibration sensor is axially and slidably assembled in the perforation; the clamping mechanism comprises two clamping bands, one ends of the two clamping bands are respectively connected with two sides of the base, and the other ends of the two clamping bands are fixed through tensioning bolts after the bridge pier is clamped; the pressing plate is positioned at the tail part of the vibration sensor, a plurality of studs are arranged in the circumferential direction of the perforation, and the studs correspondingly penetrate through the pressing plate and then are connected with bolts, so that the head part of the vibration sensor abuts against the outer wall of the pier through screwing nuts. The base is fixed on the bridge pier through the hooping mechanism, the base is provided with a perforation, and the pressing plate at the tail part of the vibration sensor is used for extruding, so that the vibration sensing end of the head part of the vibration sensor is tightly pressed against the outer wall of the bridge pier, vibration detection is realized, and damage to the bridge pier caused by perforation is avoided.
Description
Technical Field
The utility model belongs to the technical field of bridge vibration monitoring, and particularly relates to a vibration sensor connecting tool for a bridge pier.
Background
Bridge construction can produce the vibration under the dynamic load effect such as vehicle, crowd, wind-force and the earthquake of removal, and bridge's vibration can change along with the ageing of structure, therefore bridge construction's vibration monitoring is an important content of bridge structural analysis, generally need monitor at pier or bridge lateral part in the prior art, vibration sensor's mounting means is structural adhesive bonding or punching, but structural adhesive bonding's intensity is limited, be not applicable to the outdoor environment that the bridge was located, and punch and can cause the damage of certain degree to the bridge main part, especially bridge pier as the bearing main part of bridge, beat and establish drilling and can influence bridge life to a certain extent.
Accordingly, there is a need to provide an improved solution to the above-mentioned deficiencies of the prior art.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a vibration sensor connecting tool for a bridge pier.
In order to achieve the above object, the present utility model provides the following technical solutions:
a vibration sensor connects frock for pier includes:
the vibration sensor is axially and slidably assembled in the through hole;
the clamping mechanism comprises two clamping bands, one ends of the two clamping bands are respectively connected with two sides of the base, and the other ends of the two clamping bands are fixed through tensioning bolts after the bridge pier is clamped;
the pressing plate is positioned at the tail part of the vibration sensor, a plurality of studs are arranged in the circumferential direction of the through hole, and the studs correspondingly penetrate through the rear connecting bolts of the pressing plate so as to enable the head part of the vibration sensor to abut against the outer wall of the pier through screwing nuts.
Preferably, the tail part of the vibration sensor is provided with a data transmission line, and the middle part of the pressing plate is provided with a perforation corresponding to the data transmission line.
Preferably, a limit sleeve corresponding to the perforation is arranged on one side of the base close to the pressing plate;
and a limit groove corresponding to the vibration sensor is formed in one side, close to the base, of the pressing plate.
Preferably, the base is square, and the two tightening mechanisms are respectively positioned at two ends of the base relative to the length direction of the bridge pier.
Preferably, the strap is a steel cable, one end of the steel cable is detachably connected with the base, and the other end of the steel cable is connected with the angle steel;
the screw rod of the tensioning bolt correspondingly passes through the angle steel between the two steel cables and then is connected with the screw cap.
Preferably, a steel ball is fixed at one end of the steel cable corresponding to the base, a blind hole corresponding to the steel ball is arranged at one side of the base away from the pier, and a cutting seam corresponding to the steel cable is arranged at the side part of the blind hole.
Preferably, the inner wall of the blind hole is provided with a limit groove corresponding to the cutting joint.
Preferably, the shape of the perforation is adapted to the cross-sectional shape of the vibration sensor.
The beneficial effects are that: the base is fixed on the bridge pier through the hooping mechanism, the base is provided with a perforation, and the pressing plate at the tail part of the vibration sensor is used for extruding, so that the vibration sensing end of the head part of the vibration sensor is tightly pressed against the outer wall of the bridge pier, vibration detection is realized, and damage to the bridge pier caused by perforation is avoided.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Wherein:
FIG. 1 is a schematic diagram of a connection tool in an embodiment of the present utility model;
fig. 2 is an enlarged schematic view at a in fig. 1.
In the figure: 1. a base; 2. a wire rope; 3. a blind hole; 4. angle iron; 5. tensioning a bolt; 6. a pressing plate; 7. a stud; 8. a vibration sensor; 9. a limit sleeve; 10. a data transmission line; 11. cutting; 12. and (5) steel balls.
Detailed Description
The following description of the technical solutions in the embodiments of the present utility model will be clear and complete, and it is obvious that the described embodiments are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.
In the description of the present utility model, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", etc. refer to the orientation or positional relationship based on that shown in the drawings, merely for convenience of description of the present utility model and do not require that the present utility model must be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. The terms "coupled" and "connected" as used herein are to be construed broadly and may be, for example, fixedly coupled or detachably coupled; either directly or indirectly through intermediate components, the specific meaning of the terms being understood by those of ordinary skill in the art as the case may be.
The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
As shown in fig. 1-2, the utility model provides a sensor connection tool for a bridge pier, which does not need structural adhesive and perforation, and avoids damage to the bridge pier caused by perforation, and specifically comprises a base 1, a tightening mechanism and a pressing plate 6, wherein the base 1 is in a direction plate shape, and one side of the base 1 corresponding to the bridge pier is an arc-shaped surface for a round bridge pier; to square pier, one side that base 1 corresponds the pier is the plane, and this application needle is introduced with square pier as the example below.
The middle part of the base 1 is provided with a perforation pointing to the outer wall of the pier, the vibration sensor 8 is of a commercially available conventional cylindrical structure, the perforation is matched with the vibration sensor 8, the head part of the vibration sensor 8 is a vibration sensing end, the tail part of the vibration sensor 8 is correspondingly connected with a data line and used for transmitting vibration data, the vibration sensor 8 can be axially and slidably assembled in the perforation, and the head part of the vibration sensor 8 is abutted against the outer wall of the pier to acquire the vibration data.
The tightening mechanism comprises two hoops, one ends of the two hoops are respectively connected with two sides of the base 1, the other ends of the two hoops are fixed through tensioning bolts 5 after the bridge pier is embraced, the vibration sensor 8 is connected onto the bridge pier along with the base 1 through the fixation of the tensioning bolts 5, the tail of the vibration sensor 8 is provided with a pressing plate 6, the circumference of the perforation is provided with a plurality of studs 7, the studs 7 correspondingly penetrate through the pressing plate 6 and then are connected with bolts, the nuts are screwed to enable the pressing plate 6 to apply pressure to the tail of the vibration sensor 8, and the head of the vibration sensor 8 abuts against the outer wall of the bridge pier, so that the accuracy of data acquisition is guaranteed.
In this embodiment, the base 1 or the pressing plate 6 may be made of metal or plastic. The number of studs 7 is 4, four bolts are uniformly distributed in the circumferential direction of the through hole, and the bolts are perpendicular to the base 1 and fixed on the base 1 in a welding mode.
In an alternative embodiment, the tail of the vibration sensor 8 is provided with a data transmission line 10, the data transmission line 10 is correspondingly connected to the data acquisition instrument and is used for counting and collecting vibration data of each monitoring point, in order to ensure normal use of the data transmission line 10, a perforation corresponding to the data transmission line 10 is arranged in the middle of the pressing plate 6, and the data transmission line 10 extends to the data acquisition instrument after passing through the perforation.
In an alternative embodiment, a corresponding perforated limit sleeve 9 is arranged on one side of the base 1, which is close to the pressing plate 6, and the inner wall of the limit sleeve 9 and the perforations are concentrically distributed, and the diameters of the limit sleeve 9 and the perforations are the same, so that the vibration sensor 8 can be guided through the limit sleeve 9, and unbalanced load of the vibration sensor 8 in the pressing process of the pressing plate 6 is avoided.
The clamp plate 6 corresponds the spacing groove that is close to base 1 one side and is equipped with corresponding vibration sensor 8, and the spacing groove can be by corresponding vibration sensor 8 afterbody annular protruding group to this cooperation stop collar 9 carries out spacingly to vibration sensor 8's both ends, guarantees vibration sensor 8's stability.
In an alternative embodiment, the base 1 is square, has a certain thickness, in order to guarantee the connection stability of the base 1 and the bridge pier, sets up two sets of tightening mechanisms and fixes the base 1, guarantees that the base 1 can paste tight bridge pier outer wall, and two tightening mechanisms are located the both ends of base 1 about bridge pier length direction respectively to this assurance atress is balanced.
In this embodiment, the strap is cable 2, and a structure is simple, the processing of being convenient for draw materials, base 1 is connected with detachable mode to the one end of cable 2, be convenient for dismantle the storage, can also change cable 2 of different length according to the pier cross-section, angle steel is connected to the other end of cable 2, when installing, make one side of angle bar 4 paste tight pier outer wall, the other end of two angle bars 4 are parallel to each other, connect the nut after the screw rod correspondence of this tensioning bolt 5 passes the angle steel between two cable 2, tighten the interval between two angle bars 4, thereby make base 1 paste tight pier outer wall, make clamp plate 6 can exert sufficient pressure, guarantee that vibration sensor 8 supports tight pier outer wall.
The steel cable 2 is connected to the side of the angle iron 4 away from the pier by welding or bolting.
In this embodiment, a steel ball 12 is fixed at one end of the steel cable 2 corresponding to the base 1, the steel ball 12 is fixed in a welded manner, a blind hole 3 corresponding to the steel ball 12 is arranged at one side of the base 1 away from the bridge pier, the diameters of the blind holes 3 are matched with those of the steel ball 12, a slit 11 corresponding to the steel cable 2 is arranged at the side part of the blind hole 3, the slit 11 points to the outer side of the base 1, and after the steel ball 12 is placed in the blind hole 3, the steel cable 2 is placed in the slit 11, so that a stop fit is formed, and the steel cable 2 is limited at the side part of the base 1.
The inner wall of the blind hole 3 is provided with a limit groove corresponding to the kerf 11, and the diameter of the limit groove is matched with the steel ball 12, so that after the steel cable 2 is tightened, the steel ball 12 can be limited in the circumferential direction of the blind hole 3, and the stability of connection is further ensured.
In an alternative embodiment, the shape of the perforation is adapted to the cross-sectional shape of the vibration sensor 8, preferably a commercially available cylindrical vibration sensor 8 is used, and of course, when a non-cylindrical vibration sensor 8 is used, the shape of the perforation is adjusted so that the vibration sensor 8 can be slidably assembled.
The foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the particular embodiments disclosed, but on the contrary, the intention is to cover all modifications, equivalents, and alternatives falling within the spirit and scope of the utility model as defined by the appended claims.
Claims (8)
1. A frock is connected to vibration sensor for pier, a serial communication port includes:
the vibration sensor is axially and slidably assembled in the through hole;
the clamping mechanism comprises two clamping bands, one ends of the two clamping bands are respectively connected with two sides of the base, and the other ends of the two clamping bands are fixed through tensioning bolts after the bridge pier is clamped;
the pressing plate is positioned at the tail part of the vibration sensor, a plurality of studs are arranged in the circumferential direction of the through hole, and the studs correspondingly penetrate through the rear connecting bolts of the pressing plate so as to enable the head part of the vibration sensor to abut against the outer wall of the pier through screwing nuts.
2. The vibration sensor connection tool for the bridge pier according to claim 1, wherein a data transmission line is arranged at the tail of the vibration sensor, and a perforation corresponding to the data transmission line is arranged in the middle of the pressing plate.
3. The vibration sensor connection tool for the bridge pier according to claim 1, wherein a limit sleeve corresponding to the through hole is arranged on one side of the base close to the pressing plate;
and a limit groove corresponding to the vibration sensor is formed in one side, close to the base, of the pressing plate.
4. The vibration sensor connection tool for piers according to claim 1, wherein the base is square, and the two tightening mechanisms are respectively located at two ends of the base with respect to the length direction of the piers.
5. The vibration sensor connection tool for piers according to claim 4, wherein the strap is a wire rope, one end of which is detachably connected to the base, and the other end of which is connected to an angle steel;
the screw rod of the tensioning bolt correspondingly passes through the angle steel between the two steel cables and then is connected with the screw cap.
6. The vibration sensor connection tool for piers according to claim 5, wherein a steel ball is fixed at one end of the steel cable corresponding to the base, a blind hole corresponding to the steel ball is arranged at one side of the base away from the piers, and a slit corresponding to the steel cable is arranged at the side of the blind hole.
7. The vibration sensor connection tool for piers according to claim 6, wherein the inner wall of the blind hole is provided with a limit groove corresponding to the slit.
8. The vibration sensor connection tool for piers according to claim 1, wherein the shape of the through hole is adapted to the cross-sectional shape of the vibration sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322473563.XU CN220707004U (en) | 2023-09-12 | 2023-09-12 | Vibration sensor connection tool for bridge pier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322473563.XU CN220707004U (en) | 2023-09-12 | 2023-09-12 | Vibration sensor connection tool for bridge pier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220707004U true CN220707004U (en) | 2024-04-02 |
Family
ID=90451437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322473563.XU Active CN220707004U (en) | 2023-09-12 | 2023-09-12 | Vibration sensor connection tool for bridge pier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220707004U (en) |
-
2023
- 2023-09-12 CN CN202322473563.XU patent/CN220707004U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |