CN223400287U - Highway bridge modulus formula expansion joint detection device - Google Patents
Highway bridge modulus formula expansion joint detection deviceInfo
- Publication number
- CN223400287U CN223400287U CN202422626175.5U CN202422626175U CN223400287U CN 223400287 U CN223400287 U CN 223400287U CN 202422626175 U CN202422626175 U CN 202422626175U CN 223400287 U CN223400287 U CN 223400287U
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- sliding rod
- clamping plate
- expansion joint
- plate
- detection device
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Abstract
本实用新型公开了一种公路桥梁模数式伸缩缝检测装置，包括装置主体、读数机构和测量机构，装置主体包括顶板，顶板的两端分别对称设置有两个侧板，顶板沿着纵向开设有滑动槽，顶板上沿横向设有刻度；读数机构包括滑动杆、刻度指针盘和锁紧组件，滑动杆贯穿滑动槽并与滑动槽滑动连接，滑动杆的顶端与刻度指针盘固定连接，滑动杆的底端与测量机构固定连接；当滑动杆移动到至预设位置，所述滑动杆通过锁紧组件与顶板的底端锁紧固定；所述测量机构包括移动夹板和固定夹板，所述移动夹板与滑动杆的底端固定连接，所述固定夹板固定于一个侧板。本实用新型操作简易，能够实现对公路桥梁伸缩缝的快速测量，提高了检测效率。
The utility model discloses a modular expansion joint detection device for highway bridges, comprising a device body, a reading mechanism, and a measuring mechanism. The device body comprises a top plate, with two side plates symmetrically disposed at each end of the top plate. The top plate has a sliding groove extending longitudinally, and a scale is provided transversely on the upper edge of the top plate. The reading mechanism comprises a sliding rod, a scale pointer, and a locking assembly. The sliding rod extends through the sliding groove and is slidably connected to the sliding groove. The top end of the sliding rod is fixedly connected to the scale pointer, and the bottom end of the sliding rod is fixedly connected to the measuring mechanism. When the sliding rod moves to a preset position, the sliding rod is locked and fixed to the bottom end of the top plate via the locking assembly. The measuring mechanism comprises a movable clamping plate and a fixed clamping plate, the movable clamping plate being fixedly connected to the bottom end of the sliding rod, and the fixed clamping plate being fixed to one of the side plates. The utility model is easy to operate, can achieve rapid measurement of expansion joints of highway bridges, and improves detection efficiency.
Description
Technical Field
The utility model belongs to the technical field of highway bridge detection, and particularly relates to a highway bridge modulus type expansion joint detection device.
Background
At present, the chinese patent with the existing publication number CN218822051U discloses an expansion joint caliber, which relates to the field of surveying tools, and specifically comprises a tripod, wherein the tripod top is provided with a measuring platform, a balancing bubble instrument is arranged on the measuring platform, a mounting hole is arranged in the middle of the measuring platform, a limit groove is arranged on the edge of the mounting hole, a measuring instrument is arranged in the mounting hole, the top of the measuring instrument is an operation panel, a shell is arranged on the outer side of the operation panel, the shell is provided with a limiting block, a lifting cylinder is arranged at the bottom of the shell, a fixed block is arranged at the bottom of the lifting cylinder, a sliding rail is arranged on the fixed block, a distance meter is sleeved on the sliding rail, a measuring gas rod is arranged on the distance meter, and one end of the measuring gas rod is provided with a measuring cylinder. The device adopts full automatic measurement to replace traditional manual measurement, greatly improves efficiency, only needs to erect an instrument, and when measuring numerical values, a measurer is in a standing state, does not need to bend down, bend down and the like, so that labor is greatly saved, but the device needs two hands to operate, so that the user needs two hands to be occupied, the user needs to help record data, and the working efficiency is low.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the highway bridge modulus type expansion joint detection device which is simple to operate, can realize rapid measurement of expansion joints and improves detection efficiency.
The utility model provides a highway bridge modular expansion joint detection device, which comprises a device main body, a reading mechanism and a measuring mechanism, wherein the device main body comprises a top plate, two ends of the top plate are symmetrically provided with two side plates respectively, the top plate is provided with a sliding groove along the longitudinal direction, and scales are arranged on the top plate along the transverse direction;
The reading mechanism comprises a sliding rod, a scale pointer disc and a locking assembly, wherein the sliding rod penetrates through the sliding groove and is in sliding connection with the sliding groove, the top end of the sliding rod is fixedly connected with the scale pointer disc, and the bottom end of the sliding rod is fixedly connected with the measuring mechanism;
The measuring mechanism comprises a movable clamping plate and a fixed clamping plate, wherein the movable clamping plate is fixedly connected with the bottom end of the sliding rod, and the fixed clamping plate is fixed on one side plate.
Preferably, the measuring mechanism further comprises a threaded rod, two idle bearing seats and a spring, one end of the threaded rod is connected with the other side plate through the idle bearing seats, the movable clamping plate is provided with a through hole and is in threaded connection with the through hole, the other end of the threaded rod penetrates out of the through hole and then is connected with the fixed clamping plate through the idle bearing seats, and two ends of the spring respectively prop against the movable clamping plate and the fixed clamping plate.
Preferably, the measuring mechanism further comprises a guide slide bar and a spring, one end of the guide slide bar is fixedly connected with the other side plate, a through hole matched with the guide slide bar is formed in the movable clamping plate, and the other end of the guide slide bar penetrates out of the through hole and is fixedly connected with the fixed clamping plate.
Preferably, the locking assembly comprises a nut, and the lower end of the sliding rod is provided with threads matched with the nut.
Preferably, the sliding rod further comprises a rotating wheel, the middle end of the sliding rod is provided with a circular groove, the rotating wheel is sleeved at the circular groove of the sliding rod, the inner circumferential surface of the rotating wheel is provided with rotating beads, and the periphery of the sliding groove is provided with concave parts which are matched with the rotating wheel.
Preferably, the lower ends of the two side plates are respectively connected with a positioning plate, and the side plates and the corresponding positioning plates are L-shaped.
Preferably, the bottom of the locating plate is provided with an anti-slip pad.
Compared with the prior art, the utility model has the beneficial effects that:
(1) The utility model provides a highway bridge modular expansion joint detection device, which is characterized in that a sliding rod is pushed to move along a sliding groove to drive a movable clamping plate to approach a fixed clamping plate, and after a proper distance is reached, the sliding rod is fixed with a top plate through a locking clamping assembly. At this time, the side plate is placed on the top surface of the measurement target, the movable clamping plate and the fixed clamping plate are placed in the expansion joint to be measured, and one end of the fixed clamping plate is tightly attached to one end of the expansion joint. Then the locking assembly is loosened, the movable clamping plate is driven to move in the direction away from the fixed clamping plate by pushing the sliding rod to move along the sliding groove until the movable clamping plate abuts against the other end of the expansion joint to be tested. The sliding rod is fixed with the top plate through the locking clamping assembly again, so that the distance between the movable clamping plate and the fixed clamping plate is fixed. At this time, the distance value of the expansion joint to be measured can be read by observing the corresponding condition of the scale pointer disc and the scale. The device has simple structure and simple operation, can realize rapid and accurate measurement of the expansion joint of the highway or the bridge, and improves the testing efficiency. Compared with the prior art, the problem that the work efficiency is low because the user needs to help the user to record data because the hands of the user are occupied is solved.
(2) When the measuring mechanism is used, the movable clamping plate is pushed to move along the thread lines of the threaded rod in a direction away from the fixed clamping plate under the action of elastic force by arranging the threaded rod, the two idle bearing seats and the springs, the threaded rod rotates in a spiral mode until the movable clamping plate is attached to one end of the expansion joint, the movable clamping plate is in a tight abutting state with the expansion joint under the action of elastic force, the sliding rod is fixed through the locking assembly, and at the moment, the top end of the movable clamping plate and the movable clamping plate are fixed. This setting can improve the stability and the data accuracy of device, carries out further motion direction to the movable clamp plate through threaded rod and through-hole simultaneously, improves efficiency of software testing.
(3) According to the utility model, the concave part through the sliding groove is arranged, the sliding rod is provided with the circular groove, the rotating wheel is sleeved at the circular groove, the outer side of the rotating wheel is matched with the concave part, and the inner side of the rotating wheel is matched with the circular groove, so that the sliding rod is limited in the sliding groove without vertical deflection.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a highway bridge modular expansion joint detection device according to the present utility model;
FIG. 2 is a cross-sectional view of a device body of a highway bridge modular expansion joint detection device according to the present utility model;
FIG. 3 is a cut-away view of the device body and threaded rod of a highway bridge modular expansion joint detection device of the present utility model;
FIG. 4 is a schematic structural view of a reading mechanism of a highway bridge modular expansion joint detection device according to the present utility model;
Wherein 1 is a device main body, 101 is a top plate, 1011 is a sliding groove, 1012 is a scale, 102 is a side plate, 2 is a positioning plate, 201 is an anti-skid pad, 3 is a reading mechanism, 301 is a scale pointer disc, 302 is a sliding rod, 303 is a circular ring groove, 304 is a rotating wheel, 305 is a rotating ball, 306 is a nut, 4 is a measuring mechanism, 401 is an idle bearing seat, 402 is a threaded rod, 403 is a movable clamping plate, 404 is a spring, and 405 is a fixed clamping plate.
Detailed Description
The present utility model will be further described with reference to the drawings and examples in order to make the objects, technical solutions and advantages achieved by the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Example 1
Fig. 1 is a schematic diagram of the overall structure of a highway bridge modular expansion joint detection device, which comprises a device main body, a reading mechanism and a measuring mechanism, wherein the device main body comprises a top plate, two ends of the top plate are symmetrically provided with two side plates respectively, the top plate is longitudinally provided with a sliding groove, and the top plate is transversely provided with scales;
The reading mechanism comprises a sliding rod, a scale pointer disc and a locking assembly, wherein the sliding rod penetrates through the sliding groove and is in sliding connection with the sliding groove, the top end of the sliding rod is fixedly connected with the scale pointer disc, and the bottom end of the sliding rod is fixedly connected with the measuring mechanism;
The measuring mechanism comprises a movable clamping plate and a fixed clamping plate, wherein the movable clamping plate is fixedly connected with the bottom end of the sliding rod, and the fixed clamping plate is fixed on one side plate.
Specifically, as shown in fig. 1-3, in this embodiment, the device body of the present utility model has a semi-surrounding structure, and the shape of the device body may be C-shaped, which is convenient for the single hand of the device to hold, and is convenient for the carrying and use of the device. The top surface of roof is equipped with the scale, is used as the reading observation face, and two curb plates play the supporting role. Because the bottom of movable clamp plate fixed and slide bar, the sliding tray plays the motion guide effect simultaneously to the removal of slide bar and movable clamp plate, and locking subassembly plays spacing fixed action simultaneously to slide bar and movable clamp plate. The scale pointer disc of the reading mechanism is matched with the scales, and when in measurement, the movable clamping plate and the fixed clamping plate are respectively abutted against the two ends of the expansion joint to be measured, and at the moment, the corresponding scales are displayed through the scale pointer disc fixed at the top end of the sliding groove, so that the distance between the expansion joints to be measured is represented.
Before use, the sliding rod is pushed to move along the sliding groove to drive the movable clamping plate to approach the fixed clamping plate, and after the movable clamping plate and the fixed clamping plate reach a proper distance, the sliding rod and the top plate are fixed through the locking clamping assembly. At this time, the side plate is placed on the top surface of the measurement target, the movable clamping plate and the fixed clamping plate are placed in the expansion joint to be measured, and one end of the fixed clamping plate is tightly attached to one end of the expansion joint. Then loosen locking subassembly, remove along the sliding tray through promoting the slide bar, and then drive scale pointer dish and slide and point to the scale that corresponds on the top of roof to drive movable clamp plate and remove to the direction of keeping away from fixed splint, until the movable clamp plate supports tightly the back with the other end of the expansion joint that awaits measuring, fix slide bar and roof through locking clamp assembly again, then the interval between movable clamp plate and the fixed clamp plate is fixed. At this time, the distance value of the expansion joint to be measured can be read by observing the corresponding condition of the scale pointer disc and the scale. The analog-to-digital expansion joint detection device for the highway bridge provided by the utility model has the advantages that the structure is simple, the operation is simple, the hands of a measurer are liberated after the distance is measured, the rapid and accurate measurement of the highway or bridge expansion joint is realized, and the test efficiency is improved. Compared with the prior art, the problem that the work efficiency is low because the user needs to help the user to record data because the hands of the user are occupied is solved.
The measuring mechanism further comprises a threaded rod, two idle bearing seats and a spring, one end of the threaded rod is connected with the other side plate through the idle bearing seats, the movable clamping plate is provided with a through hole and is in threaded connection with the through hole, the other end of the threaded rod penetrates out of the through hole and then is connected with the fixed clamping plate through the idle bearing seats, and two ends of the spring respectively prop against the movable clamping plate and the fixed clamping plate.
Specifically, in this embodiment, be equipped with in the through-hole with threaded rod assorted internal thread, threaded rod and through-hole realization threaded connection, through the internal thread of through-hole and the external screw thread of threaded rod, the effect of idle bearing frame is added to the external screw thread, makes the movable clamp plate reduce friction along threaded rod removal process. When the movable clamping plate is used, as shown in fig. 3, the spring is compressed to generate elastic force when the fixed clamping plate and the movable clamping plate reach a proper distance, the spring loses resistance when the locking assembly is loosened, then under the action of the elastic force, the movable clamping plate is pushed to move along the thread lines of the threaded rod in the direction away from the fixed clamping plate, the threaded rod is spirally rotated until the movable clamping plate is attached to one end of the expansion joint, the movable clamping plate and the expansion joint are in a propped state under the action of the elastic force, and meanwhile the sliding rod is fixed through the locking assembly, and at the moment, the top end of the movable clamping plate and the movable clamping plate are fixed. This setting can improve the stability and the data accuracy of device, carries out further motion direction to the movable clamp plate through threaded rod and through-hole simultaneously, improves efficiency of software testing.
The locking component comprises a nut, and threads matched with the nut are arranged at the lower end of the sliding rod.
Specifically, as shown in fig. 4, the lower end of the sliding rod, that is, the portion penetrating out of the sliding groove downwards, is of a threaded rod structure, and is set through threaded connection of a nut and the threaded rod structure, so that the loosening or locking connection state of the sliding rod and the bottom end of the top plate is realized, and the moving or fixing function of the sliding rod and the movable clamping plate is realized. This setting is simple and easy swift, is convenient for liberate measuring personnel's both hands, improves efficiency of software testing.
The sliding rod further comprises a rotating wheel, the middle end of the sliding rod is provided with a circular groove, the rotating wheel is sleeved at the circular groove of the sliding rod, the inner circumferential surface of the rotating wheel is provided with rotating beads, the periphery of the sliding groove is provided with concave parts, and the concave parts are matched with the rotating wheel.
Specifically, in the present embodiment, the upper end of the slide bar is provided in the slide groove, and can move left and right along the slide groove. As shown in figures 2-4, the sliding rod is arranged through the concave part of the sliding groove, the sliding rod is provided with the circular groove, the rotating wheel is sleeved at the circular groove, the outer side of the rotating wheel is matched with the concave part, and the inner side of the rotating wheel is matched with the circular groove, so that the sliding rod is limited in the sliding groove without vertical deflection.
The lower ends of the two side plates are respectively connected with a positioning plate, and the side plates and the corresponding positioning plates are L-shaped. The bottom of the locating plate is provided with an anti-slip pad. Specifically, the contact surface between the ground of the side plate and the surface of the object to be tested is enlarged by the arrangement of the positioning plate, and the friction force is increased through the anti-skid pad, so that the position deviation of the utility model in the test process is avoided.
Example 2
The difference between this embodiment 2 and embodiment 1 is that the structure of the measuring mechanism is different, in this embodiment, the measuring mechanism further includes a guide sliding rod and a spring, one end of the guide sliding rod is fixedly connected with another side plate, the movable clamping plate is provided with a through hole matched with the guide sliding rod, and the other end of the guide sliding rod penetrates out of the through hole and is fixedly connected with the fixed clamping plate. Specifically, during the use, when fixed splint and movable splint reach suitable distance, the spring is compressed and is produced elasticity, when loosening locking subassembly, the spring loses resistance, then under the elastic force effect, promotes to remove to the direction motion of keeping away from fixed splint until movable splint and expansion joint's one end laminating, and movable splint and expansion joint are in under the effect of elasticity this moment and support tight state, and the while is fixed with the slide bar through locking subassembly, and movable splint's top and movable splint itself are all fixed this moment. This setting carries out further motion direction through direction slide bar and through-hole to the movable clamp plate, improves efficiency of software testing.
The above embodiments are preferred examples of the present utility model, and the present utility model is not limited thereto, and any other modifications or equivalent substitutions made without departing from the technical aspects of the present utility model are included in the scope of the present utility model.
Claims (7)
1. The highway bridge modular expansion joint detection device is characterized by comprising a device main body, a reading mechanism and a measuring mechanism, wherein the device main body comprises a top plate, two ends of the top plate are symmetrically provided with two side plates respectively, the top plate is provided with a sliding groove along the longitudinal direction, and scales are arranged on the top plate along the transverse direction;
The reading mechanism comprises a sliding rod, a scale pointer disc and a locking assembly, wherein the sliding rod penetrates through the sliding groove and is in sliding connection with the sliding groove, the top end of the sliding rod is fixedly connected with the scale pointer disc, and the bottom end of the sliding rod is fixedly connected with the measuring mechanism;
The measuring mechanism comprises a movable clamping plate and a fixed clamping plate, wherein the movable clamping plate is fixedly connected with the bottom end of the sliding rod, and the fixed clamping plate is fixed on one side plate.
2. The highway bridge modular expansion joint detection device according to claim 1, wherein the measuring mechanism further comprises a threaded rod, two idle bearing seats and a spring, one end of the threaded rod is connected with the other side plate through the idle bearing seats, the movable clamping plate is provided with a through hole and is in threaded connection with the through hole, the other end of the threaded rod penetrates out of the through hole and is connected with the fixed clamping plate through the idle bearing seats, and two ends of the spring respectively prop against the movable clamping plate and the fixed clamping plate.
3. The highway bridge modular expansion joint detection device according to claim 1, wherein the measuring mechanism further comprises a guide sliding rod and a spring, one end of the guide sliding rod is fixedly connected with the other side plate, the movable clamping plate is provided with a through hole matched with the guide sliding rod, and the other end of the guide sliding rod penetrates out of the through hole and is fixedly connected with the fixed clamping plate.
4. A highway bridge modular expansion joint detection apparatus according to any one of claims 1-3 and wherein said locking assembly comprises a nut and said sliding rod has a thread at its lower end which mates with the nut.
5. The highway bridge modular expansion joint detection device according to any one of claims 1-3, wherein the sliding rod further comprises a rotating wheel, a circular ring groove is formed in the middle end of the sliding rod, the rotating wheel is sleeved at the circular ring groove of the sliding rod, rotating beads are arranged on the inner circumferential surface of the rotating wheel, and concave portions are formed in the periphery of the sliding groove and matched with the rotating wheel.
6. A highway bridge modular expansion joint detection device according to any one of claims 1-3 and wherein the lower ends of two side plates are respectively connected with a positioning plate, and the side plates and the corresponding positioning plates are L-shaped.
7. The highway bridge modular expansion joint detection device according to claim 6, wherein the bottom end of the positioning plate is provided with an anti-slip pad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422626175.5U CN223400287U (en) | 2024-10-29 | 2024-10-29 | Highway bridge modulus formula expansion joint detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422626175.5U CN223400287U (en) | 2024-10-29 | 2024-10-29 | Highway bridge modulus formula expansion joint detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223400287U true CN223400287U (en) | 2025-09-30 |
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ID=97152337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422626175.5U Active CN223400287U (en) | 2024-10-29 | 2024-10-29 | Highway bridge modulus formula expansion joint detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223400287U (en) |
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2024
- 2024-10-29 CN CN202422626175.5U patent/CN223400287U/en active Active
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