CN115112005A - Bridge expansion joint width monitoring and early warning device - Google Patents
Bridge expansion joint width monitoring and early warning device Download PDFInfo
- Publication number
- CN115112005A CN115112005A CN202210724856.8A CN202210724856A CN115112005A CN 115112005 A CN115112005 A CN 115112005A CN 202210724856 A CN202210724856 A CN 202210724856A CN 115112005 A CN115112005 A CN 115112005A
- Authority
- CN
- China
- Prior art keywords
- fixed
- monitoring
- expansion joint
- block
- warning device
- 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.)
- Withdrawn
Links
- 238000012544 monitoring process Methods 0.000 title claims abstract description 75
- 230000007246 mechanism Effects 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims description 15
- 239000000428 dust Substances 0.000 claims description 12
- 244000309464 bull Species 0.000 claims description 5
- 230000006978 adaptation Effects 0.000 claims description 2
- 230000008034 disappearance Effects 0.000 claims description 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 230000001681 protective effect Effects 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000008602 contraction Effects 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 description 1
- 206010039203 Road traffic accident Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B3/00—Audible signalling systems; Audible personal calling systems
- G08B3/10—Audible signalling systems; Audible personal calling systems using electric transmission; using electromagnetic transmission
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Electromagnetism (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention provides a bridge expansion joint width monitoring and early warning device, which relates to the technical field of bridge expansion joint detection and comprises two connecting seats, wherein a connecting ring is fixed on one side of each of the two connecting seats, which is opposite to each other, a fixed block is arranged between the opposite sides of the two connecting seats, a monitoring mechanism is arranged on the opposite side of the two connecting seats, connecting blocks are fixed on the upper surface and the lower surface of each fixed block, and a buzzer alarm body is arranged above the connecting block on the upper side. This device can utilize the contact between the fourth feeler block of the left and right sides and the fixed second feeler block of the left and right sides through the cooperation of monitoring subassembly, and the feeler block contact circular telegram of the left and right sides makes the buzzer siren body report to the police, can implement the monitoring to the width at bridge expansion joint, utilizes the contact of the first feeler block of the left and right sides and the third feeler block of the left and right sides, makes the contact of buzzer siren body switch-on report to the police, reaches the purpose of monitoring bridge expansion joint width size.
Description
Technical Field
The invention belongs to the technical field of bridge expansion joint detection, and particularly relates to a bridge expansion joint width monitoring and early warning device.
Background
Bridge expansion joints are an indispensable part of a bridge structure, if the design is unreasonable, the construction quality cannot reach the standard or the maintenance method is unscientific, the expansion joints can cause the expansion devices of the bridge to be damaged in different degrees, so that the beam bodies on two sides of the expansion joints generate height difference, the road surface generates cracks, vehicles can generate vehicle jumping and impact when passing, additional impact load is caused to the bridge and the road surface, drivers feel uncomfortable, the traffic accidents can be seriously caused, the normal service life and operation of the highway bridge are influenced, in order to meet the requirements of deformation and longitudinal deflection of the upper structure of the bridge, the expansion joints are usually arranged between two beam ends, between the beam ends and a bridge abutment or on the hinged position of the bridge, and the concrete can generate thermal expansion and cold contraction due to the influence of temperature, the length of the beam bodies can be changed, simultaneously, under the action of vehicle load, the length of a bridge body can be changed, meanwhile, a lower structure can be settled, when the displacement of the expansion joint is overlarge, the expansion joint device can be damaged, and the phenomenon of vehicle jumping can be caused, and the width monitoring of the expansion joint is an important component in the maintenance work of the bridge.
Based on the above, the present inventors found that the following problems exist: for example, a bridge expansion joint width monitoring and early warning device disclosed in chinese invention patent CN 112523077B relates to the technical field of bridge expansion joint detection devices, and solves the problems that most of the existing detection devices cannot be conveniently adjusted in terms of expansion and contraction, and cannot be applied to monitoring different expansion gaps by being inserted into bridge connectors with different spacing widths; the square connecting rods are connected together in a rotating mode to form a rhombic main body framework of the device, and a rectangular mounting cavity is formed in the four square connecting rods in a penetrating mode. The invention can monitor the transverse expansion gap between bridges and also can monitor the vertical dislocation distance, has two functions, has various monitoring functions and better practicability, but has the problem that the width monitoring early warning device and the expansion connecting piece are difficult to disassemble and assemble.
Therefore, in view of the above, research and improvement are performed on the existing structure and defects, and a bridge expansion joint width monitoring and early warning device is provided, so as to achieve the purpose of having more practical value.
Disclosure of Invention
In order to solve the technical problem, the invention provides a bridge expansion joint width monitoring and early warning device, which aims to solve the problem that the existing bridge expansion joint width monitoring and early warning device is used for maintaining an alarm.
The invention relates to a bridge expansion joint width monitoring and early warning device, which is achieved by the following specific technical means:
a bridge expansion joint width monitoring and early warning device comprises two connecting seats, wherein a connecting ring is fixed on one side of each of the two connecting seats, a fixed block is arranged between the opposite sides of the two connecting seats, monitoring mechanisms are arranged on the opposite sides of the two connecting seats, connecting blocks are fixed on the upper surface and the lower surface of each of the fixed blocks, a buzzer alarm body is arranged above each of the connecting blocks, and a fixing mechanism is arranged on the front surface of each of the fixed blocks;
the monitoring mechanism comprises a monitoring assembly and an installation assembly, wherein the monitoring assembly comprises a spring fixed on the left side of a fixed block, a telescopic rod is vertically fixed on the left side of the fixed block, a moving block is fixed on the left side of the telescopic rod, two fixed rods are vertically fixed on the right side of the moving block, a first contact block is fixed on one side of each of the two fixed rods opposite to each other, two second contact blocks are fixed on the left side of the fixed block, installation rods are vertically fixed on the left sides of the two connecting blocks, a connecting plate is fixed on the upper surface of the connecting block on the upper side, a protection box is arranged on the upper surface of the connecting plate, a dust screen is fixed on the upper surface of the protection box, a first screw is connected with the left side of the protection box in a threaded manner, and a connecting rod is vertically fixed on the left side of the moving block;
the installation component includes the box of vertical fixation at the left of connecting rod, the back of the body wall of box inner chamber rotates through the bearing and is connected with the bull stick, the outside of bull stick is fixed with first gear, the upper and lower both sides of first gear all mesh has the second gear, two the inside of second gear all is fixed with the threaded rod, two the equal threaded connection in the outside of threaded rod has the movable sleeve, the equal vertical fixation in upper and lower both sides of box has two slide bars, two one side that the installation pole is relative all is fixed with the third touch multitouch, two the right-hand member of dead lever is fixed with the fourth touch multitouch.
Further, fixed establishment includes the positive mounting panel of vertical fixation at the fixed block, the inside threaded connection of mounting panel has one end to run through and extend to the outside second screw rod of mounting panel, the bottom mounting of second screw rod has the dwang.
Furthermore, the telescopic link comprises fixed cover and movable rod, movable rod sliding connection is in the inside of fixed cover, the spring suit is in the outside of telescopic link.
Furthermore, the upper surface of guard box has seted up the dust guard, the dust screen is fixed in the inside of dust guard, the left side of first screw rod is fixed with the first in command.
Furthermore, the two second contact blocks and the two fourth contact blocks are located on the same horizontal plane respectively, and the spring is fixed to the right side of the moving block.
Furthermore, the left side and the right side of the two movable sleeves are both vertically fixed with sliding blocks which are respectively connected with the sliding rods at the left side and the right side in a sliding manner.
Further, two the shape of connecting seat is inside hollow and relative one side and the equal cuboid of disappearance of front and back both sides, two the draw-in groove with the movable sleeve looks adaptation is all seted up to the roof and the diapire of connecting seat.
Furthermore, a second handle is fixed on the front side of the rotating rod, the thread directions of the two threaded rods are the same, and one ends of the two threaded rods, which are opposite to each other, penetrate through the box body respectively and are located in movable holes formed in the upper side and the lower side of the box body.
Furthermore, the number of the monitoring mechanisms is two, the monitoring mechanisms are symmetrical left and right by taking the central axis of the fixing block as a symmetrical line, and a third handle is fixed at the top end of the second screw rod.
Compared with the prior art, the invention has the following beneficial effects:
1. according to the bridge expansion joint width monitoring and early warning device, through the matching of the monitoring components in the monitoring mechanism, the contact between the fourth contact blocks on the left side and the right side and the second contact blocks fixed on the left side and the right side can be utilized, the contact between the contact blocks on the left side and the right side is electrified, so that the buzzer alarm body is connected for warning, the monitoring on the too narrow bridge expansion joint can be implemented, the contact between the first contact blocks on the left side and the right side and the third contact blocks on the left side and the right side are utilized, the buzzer alarm body is connected for warning, and the purpose of monitoring the width of the bridge expansion joint is achieved.
2. According to the bridge expansion joint width monitoring and early warning device, due to the matching of the installation components in the monitoring mechanism, the movable sleeves on the left side and the right side can be clamped into the clamping grooves on the left side and the right side respectively by rotating the second handles on the left side and the right side, the monitoring and early warning device is clamped with the connecting seats on the left side and the right side, meanwhile, the second screw rod is rotated to drive the fixing head at the bottom end of the rotating rod to drill into the ground by rotating the third handle, the monitoring and early warning device is fixed, and the monitoring and early warning device and the connecting seats on the left side and the right side are prevented from moving left and right together.
Drawings
FIG. 1 is a schematic diagram of the present invention.
FIG. 2 is a schematic view of a monitoring assembly of the monitoring mechanism of the present invention.
FIG. 3 is a schematic view of the mounting assembly of the monitoring mechanism of the present invention.
Fig. 4 is an enlarged view of the structure at a in fig. 3 according to the present invention.
Fig. 5 is a schematic view of the securing mechanism of the present invention.
In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:
1. a connecting seat; 2. a connecting ring; 3. a fixed block; 4. a monitoring mechanism; 401. a spring; 402. a telescopic rod; 403. a moving block; 404. fixing the rod; 405. a first contact block; 406. a second contact block; 407. mounting a rod; 408. a connecting plate; 409. a protection box; 410. a dust screen; 411. a first screw; 412. a connecting rod; 413. a box body; 414. a rotating rod; 415. a second gear; 416. a threaded rod; 417. a movable sleeve; 418. a slide bar; 419. a third contact block; 420. a fourth contact block; 421. a first gear; 5. connecting blocks; 6. a buzzer alarm body; 7. a fixing mechanism; 701. mounting a plate; 702. a second screw; 703. rotating the rod.
Detailed Description
The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in figures 1 to 5:
referring to fig. 1, the monitoring and early warning device for the width of a bridge expansion joint in this embodiment includes two connecting seats 1, a connecting ring 2 is fixed on each opposite side of the two connecting seats 1, a fixing block 3 is disposed between each opposite side of the two connecting seats 1, a monitoring mechanism 4 is disposed on each opposite side of the two connecting seats 1, a connecting block 5 is fixed on each of the upper surface and the lower surface of the fixing block 3, a buzzer alarm body 6 is disposed above the upper connecting block 5, when the width of the bridge expansion joint is abnormal, the contact blocks on the left and right sides are in contact with each other and powered on, so that the buzzer alarm body 6 is powered on to alarm, the width of the bridge expansion joint can be monitored, a fixing mechanism 7 is disposed on the front side of the fixing block 3, the two connecting seats 1 are hollow and rectangular bodies with the opposite sides and the front and rear sides missing, the buzzer alarm body 6 and the four contact blocks are all found in the prior art, this application is not described more.
Referring to fig. 2, in order to monitor the width of the bridge expansion joint, the monitoring mechanism 4 in this embodiment comprises a monitoring component and a mounting component, wherein the monitoring component comprises a spring 401 fixed on the left side of a fixing block 3, which can make the connecting seats 1 on the left and right sides normally extend and retract, a telescopic rod 402 is vertically fixed on the left side of the fixing block 3, when the connecting seats 1 on the left and right sides approach to the opposite side, a box 413 on the left and right sides can drive a connecting rod 412 and a moving block 403 on the left and right sides to move towards the opposite side, and squeeze the two springs 401, a moving block 403 is fixed on the left side of the telescopic rod 402, two fixing rods 404 are vertically fixed on the right side of the moving block 403, a first contact block 405 is fixed on the opposite side of the two fixing rods 404, two second contact blocks 406 are fixed on the left side of the fixing block 3, when the connecting seats 1 on the left and right sides move towards the opposite side, the springs 401 at the left and right sides can be stretched, the first contact blocks 405 fixed at the opposite sides of the fixed rods 404 at the upper and lower sides can move in the opposite side direction by taking the vertical central axis of the fixed block 3 as a symmetry line, when the first contact blocks 405 at the left and right sides respectively contact with the third contact blocks 419 at the left and right sides, the first contact blocks 405 at the left and right sides and the third contact blocks 419 are in contact and electrified, so that the buzzer alarm body 6 is connected for alarming, and the purpose of monitoring the width of the bridge expansion joint is achieved, the mounting rods 407 are vertically fixed at the left sides of the two connecting blocks 5, the connecting plate 408 is fixed on the upper surface of the upper connecting block 5, the upper surface of the connecting plate 408 is provided with a protective box 409, the buzzer alarm body 6 can be protected by the protective box 409, a dustproof net 410 is fixed on the upper surface of the protective box 409, the dustproof net 410 can prevent dust from contacting with the buzzer alarm body 6, so that the buzzer alarm body 6 fails, the left side threaded connection of guard box 409 has first screw rod 411, when needing to dismantle guard box 409, through the first handle of rotating the left and right sides, make the first screw rod 411 of the left and right sides respectively through the threaded connection with between the guard box 409, make the first screw rod 411 of the left and right sides rotate out the inside of guard box 409, do not have the spacing of first screw rod 411 this moment, can take off guard box 409, maintain buzzer siren body 6, the left side vertical fixation of movable block 403 has connecting rod 412.
In this embodiment, the telescopic rod 402 is composed of a fixed sleeve and a movable rod, the movable rod is slidably connected inside the fixed sleeve, the spring 401 is sleeved outside the telescopic rod 402, the upper surface of the protection box 409 is provided with a dustproof opening, the dustproof net 410 is fixed inside the dustproof opening to prevent dust from contacting with the buzzer alarm body 6, the left side of the first screw 411 is fixed with a first handle, the two second contact blocks 406 are respectively positioned on the same horizontal plane with the two fourth contact blocks 420, when the fourth contact blocks 420 on the left and right sides are respectively brought into contact with the second contact blocks 406 fixed on the left and right sides of the fixed block 3, the fourth contact blocks 420 on the left side and the right side are in contact with the second contact blocks 406 for electrification, so that the buzzer alarm body 6 is connected for alarming, the width of the expansion joint of the bridge can be monitored, the four contact blocks on the left side and the right side are electrically controlled and connected with the buzzer alarm body 6, and the spring 401 is fixed on the right side of the moving block 403.
It should be noted that, through the cooperation of the monitoring components in the monitoring mechanism 4, the fourth contact blocks 420 on the left and right sides can be used to contact with the second contact blocks 406 fixed on the left and right sides, and the contact blocks on the left and right sides are electrified to make the buzzer alarm body 6 turn on to alarm, so that the bridge expansion joint is too narrow to be monitored, and the first contact blocks 405 on the left and right sides are used to contact with the third contact blocks 419 on the left and right sides to make the buzzer alarm body 6 turn on to alarm, so as to achieve the purpose of monitoring the width of the bridge expansion joint.
Referring to fig. 3-4, in order to install the monitoring and warning device, the installation assembly in this embodiment includes a box 413 vertically fixed to the left side of the connection rod 412, the box 413 is hollow, and the upper and lower surfaces of the box 413 are both provided with through holes slidably connected to the threaded rods 416 and the movable sleeves 417, the back wall of the inner cavity of the box 413 is rotatably connected to a rotating rod 414 through a bearing, a first gear 421 is fixed to the outer side of the rotating rod 414, the upper and lower sides of the first gear 421 are both engaged with second gears 415, the outer diameter of the first gear 421 is larger than the outer diameters of the two second gears 415, therefore, when the first gear 421 rotates, the rotating speeds of the two second gears 415 are both larger than the rotating speed of the first gear 421, when the two threaded rods 416 rotate, the moving speeds of the movable sleeves 417 on the upper and lower sides are increased, the threaded rods 416 are fixed inside the two second gears 415, the outer sides of the two threaded rods 416 are both threadedly connected to the movable sleeves 417, two sliding rods 418 are vertically fixed on the upper side and the lower side of the box 413, a third contact block 419 is fixed on one side opposite to the two mounting rods 407, and a fourth contact block 420 is fixed on the right end of the two fixing rods 404.
In this embodiment, the left and right sides of the two movable sleeves 417 are vertically fixed with sliders respectively slidably connected to the left and right side sliding rods 418, the left and right sides of the movable sleeves 417 are vertically fixed with sliders respectively slidably connected to the sliding rods 418, so that the movable sleeves 417 can slide up and down on the outer sides of the sliding rods 418 by means of the sliders to limit the movable sleeves 417, and thus the two movable sleeves 417 can only slide up and down horizontally, the top wall and the bottom wall of the two connecting bases 1 are respectively provided with a clamping groove adapted to the movable sleeves 417, the clamping grooves can clamp the movable sleeves 417 on the left and right sides, and the purpose of installing the monitoring and warning device is achieved, the front of the rotating rod 414 is fixed with a second handle, the thread directions of the two threaded rods 416 are the same, the opposite ends of the two threaded rods 416 respectively penetrate through the box 413 and are located in the movable holes provided on the upper and lower sides of the box 413, and the thread directions of the two threaded rods 416 are opposite, the two second gears 415 rotate in opposite directions, so that the two movable sleeves 417 can only move horizontally toward the opposite side or the opposite side, the number of the monitoring mechanisms 4 is two, and the two monitoring mechanisms 4 are symmetrical to each other left and right by taking the central axis of the fixed block 3 as a symmetrical line.
It should be noted that the clamping grooves formed in the left and right connecting seats 1 can clamp the movable sleeves 417 on the left and right sides, so that the monitoring and early warning device is connected to the left and right connecting seats 1, and the width change between the left and right connecting seats 1 can be used to monitor the bridge expansion joint.
Referring to fig. 5, in order to fix the monitoring and warning device, the fixing mechanism 7 in this embodiment includes an installation plate 701 vertically fixed on the front surface of the fixed block 3, a second screw 702 having one end penetrating and extending to the outside of the installation plate 701 is connected to the internal thread of the installation plate 701, a rotating rod 703 is fixed at the bottom end of the second screw 702, a fixed head is fixed at the bottom end of the rotating rod 703, a third handle is fixed at the top end of the second screw 702, the second screw 702 rotates inside the installation plate 701 by rotating the third handle located on the front surface of the fixed block 3, and due to the threaded connection between the second screw 702 and the installation plate 701, when the third handle rotates, the second screw 702 rotates and moves downward, so that the rotating rod 703 and the fixed head at the bottom end of the rotating rod are driven to penetrate into the ground, and the monitoring and warning device is fixed.
It should be noted that, by rotating the third handle, the second screw 702 rotates to drive the fixing head at the bottom end of the rotating rod 703 to drill into the ground, so that the monitoring and early warning device is fixed, and the monitoring and early warning device is prevented from moving left and right together with the connecting seats 1 on the left and right sides.
The working principle of the above embodiment is as follows:
(1) when the width of the bridge expansion joint needs to be monitored, the monitoring and early warning device is horizontally placed on one side opposite to the left and right connecting seats 1, the monitoring and early warning device is moved forwards, the left and right box bodies 413 are respectively positioned in the two connecting seats 1, when the movable sleeves 417 on the left and right sides are respectively arranged below the clamping grooves formed in the top wall and the bottom wall of the left and right connecting seats 1, the left second handle is rotated to drive the first gear 421 to start rotating, the second gears 415 meshed with the upper side and the lower side of the first gear 421 are driven to rotate at the moment, the two threaded rods 416 on the left side start rotating, because the outer diameter of the first gear 421 is larger than the outer diameter of the two second gears 415, when the first gear 421 rotates, the rotating speeds of the two second gears 415 are larger than that of the first gear 421, and when the two threaded rods 416 rotate, the moving speeds of the movable sleeves 417 on the upper side and the lower side can be increased, because the left side and the right side of the movable sleeve 417 are vertically fixed with the sliding blocks in sliding connection with the sliding rod 418, the movable sleeve 417 can slide up and down on the outer side of the sliding rod 418 by means of the sliding blocks, and the movable sleeve 417 is limited, so that the two movable sleeves 417 can only horizontally slide up and down, because the thread directions of the two threaded rods 416 are opposite, and the rotation directions of the two second gears 415 are opposite, so that the two movable sleeves 417 can only horizontally move towards the opposite side or the opposite side, the two movable sleeves 417 are respectively clamped into the inner parts of the two clamping grooves, and at the moment, the right second handle is rotated to respectively clamp the two movable sleeves 417 on the right side into the inner parts of the two clamping grooves, so that the monitoring and early warning device is completely installed.
(2) The second screw 702 is rotated in the mounting plate 701 by rotating the third handle positioned on the front side of the fixed block 3, and due to the threaded connection between the second screw 702 and the mounting plate 701, when the third handle is rotated, the second screw 702 is rotated and moved downwards to drive the rotating rod 703 and the fixed head at the bottom end of the rotating rod 703 to drill into the ground, so as to fix the monitoring and early warning device, after the fixing is finished, when the connecting bases 1 on the left and right sides approach to opposite sides, the boxes 413 on the left and right sides can drive the connecting rod 412 and the moving block 403 on the left and right sides to move towards opposite sides and extrude the two springs 401, when the fourth contact blocks 420 on the left and right sides are respectively contacted with the second contact blocks 406 fixed on the left and right sides of the fixed block 3, the fourth contact blocks 420 on the left and right sides are contacted with the second contact blocks 406, so that the alarm body 6 is connected for alarming, the width of the expansion joint of the bridge can be monitored, when the connecting seats 1 on the left side and the right side move towards the opposite side, the springs 401 on the left side and the right side can be stretched, the first contact blocks 405 fixed on the opposite sides of the fixing rods 404 on the upper side and the lower side can start to move towards the opposite side by taking the vertical central axis of the fixing block 3 as a symmetrical line, when the first contact blocks 405 on the left side and the right side respectively contact with the third contact blocks 419 on the left side and the right side, the first contact blocks 405 on the left side and the right side are in contact with the third contact blocks 419, the first contact blocks 405 on the left side and the right side are communicated with the third contact blocks 419, the buzzer alarm body 6 is communicated for alarming, the width of the expansion joint of the bridge can be monitored, the buzzer alarm body 6 can be protected by the protection box 409, dust can be prevented from contacting with the buzzer alarm body 6 by the dust screen 410, meanwhile, when the protection box 409 needs to be disassembled, by rotating the first handles on the left side and the right side, the first screws 411 on the left side and the right side are respectively connected with the protection box 409 through threads, so that the first screws 411 on the left side and the right side rotate out of the protection box 409, the limitation of the first screws 411 is not available, the protection box 409 can be taken down, and the buzzer alarm body 6 can be maintained.
The embodiments of the present invention have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the invention in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiment was chosen and described in order to best explain the principles of the invention and the practical application, and to enable others of ordinary skill in the art to understand the invention for various embodiments with various modifications as are suited to the particular use contemplated.
Claims (9)
1. The utility model provides a bridge expansion joint width monitoring early warning device which characterized in that: the alarm device comprises two connecting seats (1), wherein connecting rings (2) are fixed on the opposite sides of the two connecting seats (1), a fixing block (3) is arranged between the opposite sides of the two connecting seats (1), monitoring mechanisms (4) are arranged on the opposite sides of the two connecting seats (1), connecting blocks (5) are fixed on the upper surface and the lower surface of each fixing block (3), a buzzer alarm body (6) is arranged above the upper connecting block (5), and a fixing mechanism (7) is arranged on the front surface of each fixing block (3);
the monitoring mechanism (4) comprises a monitoring component and an installation component, wherein the monitoring component comprises a spring (401) fixed on the left side of a fixed block (3), a telescopic rod (402) is vertically fixed on the left side of the fixed block (3), a moving block (403) is fixed on the left side of the telescopic rod (402), two fixed rods (404) are vertically fixed on the right side of the moving block (403), a first contact block (405) is fixed on one side of each of the two fixed rods (404) opposite to each other, two second contact blocks (406) are fixed on the left side of the fixed block (3), installation rods (407) are vertically fixed on the left sides of the two connecting blocks (5), a connecting plate (408) is fixed on the upper surface of the connecting block (5), a protection box (409) is arranged on the upper surface of the connecting plate (408), and a dustproof net (410) is fixed on the upper surface of the protection box (409), a first screw rod (411) is connected to the left side of the protection box (409) in a threaded manner, and a connecting rod (412) is vertically fixed to the left side of the moving block (403);
the installation component includes vertical fixation at left box (413) of connecting rod (412), the back wall of box (413) inner chamber is connected with bull stick (414) through the bearing rotation, the outside of bull stick (414) is fixed with first gear (421), the upper and lower both sides of first gear (421) all mesh have second gear (415), two threaded rod (416) all are fixed with in the inside of second gear (415), two the equal threaded connection in outside of threaded rod (416) has movable sleeve (417), the upper and lower both sides of box (413) all vertical fixation has two slide bars (418), two one side that installation pole (407) is relative all is fixed with third touch multitouch (419), two the right-hand member of dead lever (404) is fixed with fourth touch multitouch (420).
2. The bridge expansion joint width monitoring and early warning device of claim 1, wherein: fixed establishment (7) are including vertical fixation at the positive mounting panel (701) of fixed block (3), the internal thread connection of mounting panel (701) has one end to run through and extend to mounting panel (701) outside second screw rod (702), the bottom mounting of second screw rod (702) has dwang (703).
3. The bridge expansion joint width monitoring and early warning device of claim 1, wherein: the telescopic rod (402) consists of a fixed sleeve and a movable rod, the movable rod is connected inside the fixed sleeve in a sliding mode, and the spring (401) is sleeved on the outer side of the telescopic rod (402).
4. The bridge expansion joint width monitoring and early warning device of claim 1, wherein: the upper surface of guard box (409) has seted up the dust guard, dust screen (410) are fixed in the inside of dust guard, the left side of first screw rod (411) is fixed with the first in command.
5. The bridge expansion joint width monitoring and early warning device of claim 1, wherein: the two second contact blocks (406) and the two fourth contact blocks (420) are located on the same horizontal plane respectively, and the spring (401) is fixed to the right side of the moving block (403).
6. The bridge expansion joint width monitoring and early warning device of claim 1, wherein: the left side and the right side of the two movable sleeves (417) are vertically fixed with sliding blocks which are respectively in sliding connection with the sliding rods (418) at the left side and the right side.
7. The bridge expansion joint width monitoring and early warning device of claim 1, wherein: two the shape of connecting seat (1) is the cuboid of inside hollow and relative one side and the equal disappearance of front and back both sides, two the draw-in groove with movable sleeve (417) looks adaptation is all seted up to the roof and the diapire of connecting seat (1).
8. The bridge expansion joint width monitoring and early warning device of claim 1, wherein: the front of bull stick (414) is fixed with the second handle, two the screw thread direction of threaded rod (416) is the same, two threaded rod (416) one end that backs on the back runs through box (413) respectively and is located the movable hole that the both sides was seted up about box (413).
9. The bridge expansion joint width monitoring and early warning device of claim 2, characterized in that: the number of the monitoring mechanisms (4) is two, the monitoring mechanisms (4) are symmetrical left and right by taking the central axis of the fixing block (3) as a symmetrical line, and a third handle is fixed at the top end of the second screw (702).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210724856.8A CN115112005A (en) | 2022-06-24 | 2022-06-24 | Bridge expansion joint width monitoring and early warning device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202210724856.8A CN115112005A (en) | 2022-06-24 | 2022-06-24 | Bridge expansion joint width monitoring and early warning device |
Publications (1)
Publication Number | Publication Date |
---|---|
CN115112005A true CN115112005A (en) | 2022-09-27 |
Family
ID=83327528
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202210724856.8A Withdrawn CN115112005A (en) | 2022-06-24 | 2022-06-24 | Bridge expansion joint width monitoring and early warning device |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN115112005A (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115597542A (en) * | 2022-11-28 | 2023-01-13 | 安徽源信技术有限公司(Cn) | Monitoring device for measuring offset distance of bridge connecting joint |
CN115821737A (en) * | 2022-11-11 | 2023-03-21 | 灌南畅安交通工程有限公司 | Highway bridge engineering expansion joint detection device and use method thereof |
CN117516461A (en) * | 2024-01-05 | 2024-02-06 | 湖北省高创公路工程咨询监理有限公司 | Device and method suitable for monitoring expansion joint of seamless bridge |
-
2022
- 2022-06-24 CN CN202210724856.8A patent/CN115112005A/en not_active Withdrawn
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN115821737A (en) * | 2022-11-11 | 2023-03-21 | 灌南畅安交通工程有限公司 | Highway bridge engineering expansion joint detection device and use method thereof |
CN115821737B (en) * | 2022-11-11 | 2023-09-15 | 灌南畅安交通工程有限公司 | Highway bridge engineering expansion joint detection device and use method thereof |
CN115597542A (en) * | 2022-11-28 | 2023-01-13 | 安徽源信技术有限公司(Cn) | Monitoring device for measuring offset distance of bridge connecting joint |
CN115597542B (en) * | 2022-11-28 | 2023-06-23 | 安徽源信技术有限公司 | Monitoring device for measuring offset distance of bridge connecting joint |
CN117516461A (en) * | 2024-01-05 | 2024-02-06 | 湖北省高创公路工程咨询监理有限公司 | Device and method suitable for monitoring expansion joint of seamless bridge |
CN117516461B (en) * | 2024-01-05 | 2024-03-26 | 湖北省高创公路工程咨询监理有限公司 | Device and method suitable for monitoring expansion joint of seamless bridge |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN115112005A (en) | Bridge expansion joint width monitoring and early warning device | |
CA2469145C (en) | Modular point detector for railroad track switch | |
CN111827104A (en) | Bridge expansion joint alarm device for road engineering | |
CN114319865B (en) | Building templates convenient to dismouting | |
CN107747711B (en) | Double-lamp-cap street lamp with adjustable irradiation angle | |
CN209669756U (en) | A kind of municipal guardrail with warning function | |
CN212865592U (en) | Municipal bridge engineering construction platform | |
CN112523077B (en) | Bridge expansion joint width monitoring and early warning device | |
CN219200328U (en) | Bridge expansion joint horizontal deformation monitoring device | |
CN215889569U (en) | Highway engineering is with protection rail | |
KR20140060041A (en) | Traffic lane separator | |
CN212077743U (en) | Road rail guard for municipal works | |
CN210968648U (en) | Bridge sleeper bolt fixing device | |
CN220767712U (en) | Expansion assembled road and bridge guardrail | |
CN217151510U (en) | Building site rail guard convenient to adjust | |
CN220266657U (en) | Alarm mechanism of concrete pouring elevation detection device | |
CN220626382U (en) | Road and bridge concrete monitoring device | |
CN220729603U (en) | Bridge anti-seismic monitoring device | |
CN210887033U (en) | Safety barrier for highway | |
CN220183876U (en) | Traffic safety height limiting device | |
CN118208089B (en) | Railing connection structure convenient to install | |
CN220108357U (en) | Electric automatization switch board | |
CN213502117U (en) | Vehicle video monitoring equipment | |
CN220889757U (en) | Electrical construction safety device | |
CN217168310U (en) | Special torque wrench for railway turnout guard rail bolt |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
WW01 | Invention patent application withdrawn after publication | ||
WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220927 |