CN214362843U - Bridge expansion joint alarm device for road engineering - Google Patents
Bridge expansion joint alarm device for road engineering Download PDFInfo
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- CN214362843U CN214362843U CN202023097411.7U CN202023097411U CN214362843U CN 214362843 U CN214362843 U CN 214362843U CN 202023097411 U CN202023097411 U CN 202023097411U CN 214362843 U CN214362843 U CN 214362843U
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- expansion joint
- bridge
- fixedly connected
- alarm device
- road engineering
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Abstract
The utility model provides a bridge expansion joint alarm device for road engineering. Bridge expansion joint alarm device for road engineering includes: the bridge comprises a bridge body, an expansion joint and a fixed plate; the bottom of the thread block is fixed to the top of the fixing plate, and a lead screw is connected to the inner thread of the thread block. The utility model provides a bridge expansion joint alarm device for road engineering, through the starter motor, start through the motor can indirectly drive first belt pulley and rotate, when first belt pulley is rotatory, can indirectly drive the threaded rod rotation through the second belt pulley, can indirectly drive two movable box back movements through the sliding plate through the screw thread drive effect, be convenient for measure the width at expansion joint, and, when the expansion joint width is less than the standard value, the accessible is according to the touch switch of pressing the board touch, can indirectly control the warning through touch switch and rumble the lamp warning, can make things convenient for the staff in time to maintain it.
Description
Technical Field
The utility model relates to a bridge expansion joint field especially relates to a bridge expansion joint alarm device for road engineering.
Background
Bridge expansion joints: in order to meet the requirement of bridge deck deformation, expansion joints are usually arranged between two beam ends, between the beam ends and a bridge abutment or at the hinged position of a bridge, the expansion joints are required to be freely telescopic in two directions parallel to and perpendicular to the axis of the bridge, and the expansion joints are firm and reliable, so that when a vehicle runs, the expansion joints are smooth, have no sudden jump and noise, and can prevent rainwater and garbage soil from permeating and blocking; installation, inspection, maintenance, elimination filth all will be simple and easy convenient, and setting up expansion joint department, railing and bridge deck pavement all will break off.
Bridge expansion joints in the prior art are all measured manually, so that the workload is large, time and labor are wasted, and real-time detection cannot be performed, thereby bringing much inconvenience to the use of workers.
Therefore, it is necessary to provide a bridge expansion joint alarm device for road engineering to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a bridge expansion joint alarm device for road engineering has solved the bridge expansion joint among the prior art and has all measured the great problem of work load for the use manual work.
In order to solve the technical problem, the utility model provides a bridge expansion joint alarm device for road engineering, include:
the bridge comprises a bridge body, an expansion joint and a fixed plate;
the bottom of the threaded block is fixed to the top of the fixing plate, a lead screw is connected to the inside of the threaded block in a threaded manner, the bottom end of the lead screw penetrates through the fixing plate and extends to the bottom of the fixing plate, one end, extending to the bottom of the fixing plate, of the lead screw is rotatably connected with a box body through a bearing, a threaded rod is rotatably connected to the inside of the box body, and a second belt pulley is arranged on the outer surface of the threaded rod and located inside the box body;
the bottom of the motor is fixed to the top of the box body through a fixing block, a first belt pulley is fixedly connected to the outer surface of an output shaft of the motor, sliding plates are slidably connected to the outer surface of the threaded rod and located on two sides of a second belt pulley, a movable box is fixedly connected to one side of each sliding plate, one side of each movable box penetrates through the box body and extends to the outside of the box body, and a pressing plate is fixedly connected to one end, extending to the outside of the box body, of each movable box;
the number of the touch switches is two, the tops of the two touch switches are fixed to two sides of the bottom of the fixed plate through connecting plates respectively, and the two front sides of the fixed plate are fixedly connected with alarm booming lamps matched with the touch switches for use.
The motor of the device is a servo motor, and the electrifying mode of the motor is an external power supply; and, the utility model discloses a touch switch is electric connection with the connected mode of warning bombing lamp, uses through touch switch and the cooperation of warning bombing lamp, can be convenient for when the bridge expansion joint is less than the standard value, report to the police to it to can improve the holistic security of device, the staff's of being convenient for use.
Preferably, the outer surface of the first pulley is in transmission connection with the outer surface of the second pulley through a belt.
The first belt pulley is matched with the second belt pulley for use.
Preferably, one end of the threaded rod penetrates through the box body and the movable box in sequence and extends to the interior of the movable box.
Preferably, the top end of the screw rod is fixedly provided with a handle, and one side of the handle is fixedly connected with a measuring pointer.
The lead screw can be indirectly driven to rotate through the rotation of the handle.
Preferably, the top of the fixing plate and one side of the thread block are fixedly connected with a measuring scale.
The measuring scale is used with the handle.
Preferably, the bottom of the fixing plate is fixedly connected with an insertion block on one side of the touch switch, and a slot matched with the insertion block for use is formed in the bridge body.
The fixing plate can be conveniently assembled and disassembled by matching the insertion block with the slot.
Preferably, a telescopic groove is formed in the inserting block, a connecting spring is fixedly connected to one side of the inner wall of the telescopic groove, the other end of the connecting spring is fixedly connected with an arc-shaped abutting block, an abutting groove matched with the arc-shaped abutting block for use is formed in the inner portion of the bridge body and in one side of the inserting groove, the arc-shaped abutting block is fixedly connected with a shifting column, and the other end of the shifting column sequentially penetrates through the inserting block and the bridge body and extends to the front of the bridge body.
Compared with the prior art, the utility model provides a bridge expansion joint alarm device for road engineering has following beneficial effect:
the utility model provides a bridge expansion joint alarm device for road engineering, which is characterized in that by starting a motor, the first belt pulley can be indirectly driven to rotate by starting the motor, the threaded rod can be indirectly driven to rotate by the second belt pulley when the first belt pulley rotates, because the threads on the outer surface of the threaded rod are two sections with opposite rotating directions, the two movable boxes can be indirectly driven to move reversely through the sliding plate under the action of thread transmission, the width of the expansion joint can be conveniently measured, moreover, when the width of the expansion joint is smaller than the standard value, the touch switch can be touched by the pressing plate, the alarm booming lamp can be indirectly controlled to alarm by the touch switch, can make things convenient for the staff in time to maintain it, replace artifical the measurement through mechanical measurement, can simplify the holistic measuring step of device, the staff's of being convenient for use, and then can improve the holistic security of device, be convenient for promote it.
Drawings
Fig. 1 is a schematic structural view of a preferred embodiment of the bridge expansion joint warning device for road engineering of the present invention;
FIG. 2 is a schematic view of the internal structure of the case shown in FIG. 1;
FIG. 3 is an enlarged view of portion A of FIG. 1;
fig. 4 is an external view of fig. 1.
Reference numbers in the figures: 1. the bridge comprises a bridge body, 2, expansion joints, 3, a fixing plate, 4, an alarm booming lamp, 5, a thread block, 6, a screw rod, 7, a box body, 8, a threaded rod, 9, a motor, 10, a first belt pulley, 11, a second belt pulley, 12, a sliding plate, 13, a movable box, 14, a pressing plate, 15, a touch switch, 16, a handle, 17, a measuring pointer, 18, a measuring scale, 19, an insertion block, 20, an insertion groove, 21, a telescopic groove, 22, a connecting spring, 23, an arc-shaped abutting block, 24, an abutting groove, 25 and a toggle column.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and embodiments.
Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a preferred embodiment of the bridge expansion joint warning device for road engineering according to the present invention; FIG. 2 is a schematic view of the internal structure of the case shown in FIG. 1; FIG. 3 is an enlarged view of portion A of FIG. 1; fig. 4 is an external view of fig. 1. Bridge expansion joint alarm device for road engineering includes:
the bridge comprises a bridge body 1, an expansion joint 2 and a fixed plate 3;
the bottom of the threaded block 5 is fixed to the top of the fixed plate 3, a lead screw 6 is connected to the interior of the threaded block 5 in a threaded manner, the bottom end of the lead screw 6 penetrates through the fixed plate 3 and extends to the bottom of the fixed plate 3, one end of the lead screw 6 extending to the bottom of the fixed plate 3 is rotatably connected with a box body 7 through a bearing, a threaded rod 8 is rotatably connected to the interior of the box body 7, and a second belt pulley 11 is arranged on the outer surface of the threaded rod 8 and located inside the box body 7;
the bottom of the motor 9 is fixed to the top of the box body 7 through a fixing block, a first belt pulley 10 is fixedly connected to the outer surface of an output shaft of the motor 9, sliding plates 12 are slidably connected to the outer surface of the threaded rod 8 and two sides of the second belt pulley 11, one side of each sliding plate 12 is fixedly connected with a movable box 13, one side of each movable box 13 penetrates through the box body 7 and extends to the outside of the box body 7, and a pressing plate 14 is fixedly connected to one end, extending to the outside of the box body 7, of each movable box 13;
the number of the touch switches 15 is two, the tops of the two touch switches 15 are respectively fixed on two sides of the bottom of the fixed plate 3 through a connecting plate, and the two sides of the front surface of the fixed plate 3 are fixedly connected with the alarm bombing lamps 4 matched with the touch switches 15 for use.
The utility model discloses a bridge body 1 comprises two bridge base faces, and through the inside with inserted block 19 inserts corresponding slot 20, through coupling spring 22's spring action, can make the arc support the inside that block 23 got into corresponding groove 24, can accomplish the installation of fixed plate 3 inside the short time fast to can improve device installation effectiveness, save the cost of labor.
The outer surface of the first belt pulley 10 is in transmission connection with the outer surface of the second belt pulley 11 through a belt.
Here, meaning; when the first belt pulley 10 rotates, the second belt pulley 11 can be driven to rotate at the same time through the belt transmission function.
One end of the threaded rod 8 penetrates through the box body 7 and the movable box 13 in sequence and extends to the interior of the movable box 13.
The thread on the outer surface of the threaded rod 8 is provided with two sections with opposite screwing directions.
The top end of the screw rod 6 is fixedly provided with a handle 16, and one side of the handle 16 is fixedly connected with a measuring pointer 17.
The measuring pointer 17 is matched with the measuring scale 18 for use, and the working reading can be facilitated through the arrangement of the measuring pointer 17.
And a measuring scale 18 is fixedly connected to the top of the fixing plate 3 and positioned on one side of the thread block 5.
Through the setting of dipperstick 18, can be convenient for measure the degree of depth at expansion joint 2 to can make things convenient for the staff to measure it.
An insert block 19 is fixedly connected to the bottom of the fixing plate 3 and located on one side of the touch switch 15, and a slot 20 matched with the insert block 19 for use is formed in the bridge body 1.
The plug 19 fits into the slot.
The telescopic groove 21 is formed in the inserting block 19, a connecting spring 22 is fixedly connected to one side of the inner wall of the telescopic groove 21, an arc-shaped abutting block 23 is fixedly connected to the other end of the connecting spring 22, an abutting groove 24 matched with the arc-shaped abutting block 23 for use is arranged on one side, located in the slot 20, of the interior of the bridge body 1, a poking column 25 is fixedly connected to the front of the arc-shaped abutting block 23, and the other end of the poking column 25 sequentially penetrates through the inserting block 19 and the bridge body 1 and extends to the front of the bridge body 1.
The front of bridge body 1 is provided with the sliding tray that uses with stirring post 25 cooperation, through the setting of sliding tray, can be convenient for carry on spacingly to stirring post 25 to can be convenient for ann tears fixed plate 3 open.
The utility model provides a bridge expansion joint alarm device for road engineering's theory of operation as follows:
when in use, one side of the fixed plate 3 is fixed, the inserting block 19 can be inserted into the corresponding slot 20 during fixing, and the arc-shaped abutting block 23 can enter the corresponding abutting groove 24 under the elastic action of the connecting spring 22, so that the fixing of one side of the fixed plate 3 can be completed;
after one side of the fixed plate 3 is fixed, the other side of the fixed plate 3 is lapped on the bridge body 1, at the moment, the motor 9 is started, the first belt pulley 10 can be indirectly driven to rotate by starting the motor 9, when the first belt pulley 10 rotates, the second belt pulley 11 can be indirectly driven to rotate by the belt transmission effect, when the second belt pulley 11 rotates, the threaded rod 8 can be driven to rotate, because the threads on the outer surface of the threaded rod 8 are two sections with opposite rotation directions, the two sliding plates 12 can be indirectly driven to move in the reverse direction by the thread transmission effect, the two movable boxes 13 can be indirectly driven to move in the reverse direction by the movement of the sliding plates 12, and when the other sides of the two movable boxes 13 are in contact with the inner wall of the expansion joint 2, the motor 9 can be closed;
if the expansion joint is smaller than the standard value, the movable box 13 can indirectly drive the pressing plate 14 to touch the touch switch 15, and the alarm boomer lamp 4 can be indirectly controlled to alarm through the touch switch 15, so that the working personnel can be timely informed, and the maintenance of the working personnel is facilitated;
when the depth of the expansion joint 2 needs to be measured, the handle 16 can be rotated, the lead screw 6 can be indirectly driven to rotate through the rotation of the handle 16, the box body 7 can be indirectly driven to move downwards through the rotation of the lead screw 6, when the box body 7 moves to the lowest part, the rotation of the handle 16 can be stopped, and the depth of the expansion joint can be measured through the reading of the measuring scale 18 through the descending height of the handle 16;
when the device is not needed, the column 25 can be shifted through moving, the arc-shaped abutting block 23 can be indirectly driven to extrude the connecting spring 22 through shifting the column 25, the connecting spring 22 is deformed, at the moment, the arc-shaped abutting block 23 can enter the inner part of the telescopic groove 21, and finally, the inserting block 19 is moved upwards, so that the inserting block 19 is separated from the slot 20, and the dismounting can be completed.
Compared with the prior art, the utility model provides a bridge expansion joint alarm device for road engineering has following beneficial effect:
the utility model provides a bridge expansion joint alarm device for road engineering, through starting motor 9, can indirectly drive first belt pulley 10 to rotate through the start-up of motor 9, when first belt pulley 10 is rotatory, can indirectly drive threaded rod 8 to rotate through second belt pulley 11, because the screw thread of the external surface of threaded rod 8 is two sections with opposite direction of rotation, can indirectly drive two movable boxes 13 to move backward through sliding plate 12 through the screw transmission effect, be convenient for measure the width of expansion joint 2, and, when the width of expansion joint 2 is less than the standard value, can touch switch 15 through pressing plate 144, can indirectly control alarm bombing lamp 4 to alarm through touch switch 15, can make things convenient for the staff to maintain it in time, replace manual measurement through mechanical measurement, can simplify the holistic measuring step of device, be convenient for staff's use, thereby improving the overall safety of the device and facilitating the popularization of the device.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a bridge expansion joint alarm device for road engineering which characterized in that includes:
the bridge comprises a bridge body, an expansion joint and a fixed plate;
the bottom of the threaded block is fixed to the top of the fixing plate, a lead screw is connected to the inside of the threaded block in a threaded manner, the bottom end of the lead screw penetrates through the fixing plate and extends to the bottom of the fixing plate, one end, extending to the bottom of the fixing plate, of the lead screw is rotatably connected with a box body through a bearing, a threaded rod is rotatably connected to the inside of the box body, and a second belt pulley is arranged on the outer surface of the threaded rod and located inside the box body;
the bottom of the motor is fixed to the top of the box body through a fixing block, a first belt pulley is fixedly connected to the outer surface of an output shaft of the motor, sliding plates are slidably connected to the outer surface of the threaded rod and located on two sides of a second belt pulley, a movable box is fixedly connected to one side of each sliding plate, one side of each movable box penetrates through the box body and extends to the outside of the box body, and a pressing plate is fixedly connected to one end, extending to the outside of the box body, of each movable box;
the number of the touch switches is two, the tops of the two touch switches are fixed to two sides of the bottom of the fixed plate through connecting plates respectively, and the two front sides of the fixed plate are fixedly connected with alarm booming lamps matched with the touch switches for use.
2. The bridge expansion joint alarm device for road engineering of claim 1, wherein the outer surface of the first pulley is in transmission connection with the outer surface of the second pulley through a belt.
3. The bridge expansion joint alarm device for road engineering of claim 1, wherein one end of the threaded rod penetrates through the box body and the movable box in sequence and extends to the inside of the movable box.
4. The bridge expansion joint alarm device for road engineering of claim 1, wherein a handle is fixedly mounted at the top end of the screw rod, and a measuring pointer is fixedly connected to one side of the handle.
5. The bridge expansion joint alarm device for road engineering of claim 1, wherein a measuring ruler is fixedly connected to the top of the fixing plate and located on one side of the thread block.
6. The bridge expansion joint alarm device for road engineering as claimed in claim 1, wherein the bottom of the fixing plate and located at one side of the touch switch are fixedly connected with an insertion block, and a slot matched with the insertion block is formed in the bridge body.
7. The bridge expansion joint alarm device for road engineering of claim 6, wherein a telescopic groove is formed in the insertion block, a connecting spring is fixedly connected to one side of the inner wall of the telescopic groove, an arc abutting block is fixedly connected to the other end of the connecting spring, an abutting groove matched with the arc abutting block is formed in the bridge body and located on one side of the insertion groove, a toggle column is fixedly connected to the front of the arc abutting block, and the other end of the toggle column penetrates through the insertion block and the bridge body in sequence and extends to the front of the bridge body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023097411.7U CN214362843U (en) | 2020-12-21 | 2020-12-21 | Bridge expansion joint alarm device for road engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023097411.7U CN214362843U (en) | 2020-12-21 | 2020-12-21 | Bridge expansion joint alarm device for road engineering |
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| Publication Number | Publication Date |
|---|---|
| CN214362843U true CN214362843U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023097411.7U Active CN214362843U (en) | 2020-12-21 | 2020-12-21 | Bridge expansion joint alarm device for road engineering |
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| CN (1) | CN214362843U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639609A (en) * | 2021-10-14 | 2021-11-12 | 湖南东润智能仪表有限公司 | Measuring device for bridge expansion 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 |
-
2020
- 2020-12-21 CN CN202023097411.7U patent/CN214362843U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113639609A (en) * | 2021-10-14 | 2021-11-12 | 湖南东润智能仪表有限公司 | Measuring device for bridge expansion 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 |
| 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 |
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