CN223412692U - Spring type T-shaped beam camber overall process measuring device - Google Patents
Spring type T-shaped beam camber overall process measuring deviceInfo
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- CN223412692U CN223412692U CN202422873989.9U CN202422873989U CN223412692U CN 223412692 U CN223412692 U CN 223412692U CN 202422873989 U CN202422873989 U CN 202422873989U CN 223412692 U CN223412692 U CN 223412692U
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- lower shell
- sliding rail
- fixedly connected
- spring
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Abstract
The whole process measuring device for camber of the spring type T-shaped beam comprises a measuring head, an optical encoder, a photoelectric sensor, a signal processing circuit board, a microcontroller, a data display screen and a support, wherein the measuring head is arranged below a sliding rail and is arranged on the sliding rail, two ends of the sliding rail are fixedly connected with a bearing platform respectively, the bearing platform is fixedly connected with the top of the support, the bottom of the support is fixedly connected with a base, a directional pulley is arranged at the lower part of the base, the measuring head comprises an upper shell and a lower shell, the upper shell is fixedly connected with the upper part of the spring, the lower shell is fixedly connected with the lower part of the spring, the directional pulley is arranged at the bottom of the lower shell, the directional pulley rolls on the top of the T-shaped beam during working, the optical encoder is fixedly connected with the plane of the lower shell of the telescopic protection shell, the photoelectric sensor is fixedly arranged at the uppermost end of the lower shell of the telescopic protection shell and penetrates through a chute of the upper shell, the signal processing circuit board and the microcontroller are simultaneously fixed on the plane of the lower shell, and the data display screen is arranged on the plane of the lower shell. The device is simple and efficient to operate, saves human resources and reduces the measurement cost.
Description
Technical Field
The utility model belongs to the technical field of civil engineering detection, and relates to a spring type T-shaped beam camber overall process measuring device which is used for measuring the camber of a prestressed concrete T-shaped beam.
Background
The camber of the T beam refers to the camber deformation of the prestressed concrete T beam caused by various factors (such as creep and shrinkage of concrete) in the long-term storage or use process. The camber is an important index for measuring the camber degree of the T beam in the use process, and has important significance for guaranteeing the stability and safety of the bridge.
The prior method for measuring the camber of the prestressed concrete T-shaped beam mainly comprises the traditional level rule method, laser range finder method, total station measuring method, digital level measuring method, inclination angle sensor method and the like. The method is limited in accuracy and long in time due to dependence on manual measurement, is complicated in measurement process and is easily influenced by environmental and temperature changes due to the fact that professional equipment and operators are needed in the total station measuring method, is relatively high in cost due to the fact that precise instruments are needed in the laser range finder method, the digital level measuring method, the dip angle sensor method and the like.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a spring type T-shaped beam camber overall process measuring device, which is simple and efficient in operation, saves human resources and reduces measuring cost by erecting a sliding rail on the upper part of a prestressed concrete T-shaped beam and then moving a spring type measuring head to measure the T-shaped beam camber.
The technical scheme adopted for solving the technical problems is as follows:
The whole process measuring device for the camber of the spring type T-shaped beam comprises a measuring head, an adjustable sliding rail, a bearing platform, a support, a base, a directional pulley and a whole process data processing system, wherein the measuring head is positioned below the sliding rail and is arranged on the sliding rail;
The measuring head comprises a telescopic protective shell, a spring and a directional small pulley, wherein the telescopic protective shell consists of an upper shell and a lower shell, the upper shell is fixedly connected with the upper part of the spring, the lower shell is fixedly connected with the lower part of the spring, the directional small pulley is arranged at the bottom of the lower shell, and the directional small pulley rolls at the top of the T beam during working;
The whole-process data processing system comprises an optical encoder, a photoelectric sensor, a signal processing circuit board, a microcontroller and a data display screen, wherein the optical encoder is fixedly connected with the plane of the lower shell of the telescopic protective shell, the photoelectric sensor is fixed with the uppermost end of the lower shell of the telescopic protective shell and penetrates through a chute of the upper shell, the signal processing circuit board and the microcontroller are simultaneously fixed on the plane of the lower shell, and the data display screen is installed on the plane of the lower shell.
Further. The optical encoder is welded with the cylindrical support body, the cylindrical support body is welded with the lower shell plane of the telescopic protection shell, the photoelectric sensor is welded with the uppermost end of the lower shell of the telescopic protection shell, the signal processing circuit board is welded on the external vertical face of the microcontroller, the microcontroller is welded on the lower shell plane, and the bottom of the data display screen is hinged on the lower shell plane.
Still further, the slide rail is adjustable slide rail, adjustable slide rail is connected through slider and spout between by main part and the adjustable part, can realize the free regulation of slide rail length during operation.
Preferably, the upper shell is welded with the upper part of the spring, the lower shell is welded with the spring, and the directional small pulley is welded with the bottom of the lower shell.
The upper part and the lower part of the bracket are respectively connected with the bearing platform and the base through a first nut and a second nut in a threaded manner.
The directional pulley is connected with the lower part of the base through a bolt in a threaded manner.
The beneficial effects of the utility model are mainly shown in the following steps:
(1) When the camber of the beam plate is evaluated by the detection personnel of the current construction unit, the supervision company and the quality inspection supervision mechanism, the spacing between the center point of the cambered surface of the pedestal surface of the beam plate and the center point of the cambered surface of the bottom surface of the T-shaped beam is measured by using a feeler gauge or a vernier caliper after the steel beam is tensioned, and the reading is used as the basis for evaluating whether the camber of the T-shaped beam is qualified. However, the method is complex in operation, low in verification efficiency and poor in accuracy of measurement results. The device can obtain the camber value of the actual concrete T-shaped beam by only moving the measuring head on the sliding rail and automatically adjusting the height of the measuring head according to the actual camber value of the T-shaped beam through the whole-process data processing system.
(2) The measuring and evaluating method is accurate in measuring result, and the distance between the center point of the arc surface of the pedestal and the center point of the arc surface of the bottom of the beam slab is mainly read, but because the actual camber of the beam slab can be obtained only when the pre-camber of the pedestal at the bottom of the T-shaped beam is set to zero, the camber is often unqualified. The measuring device of the device is mainly arranged on the horizontal sliding rail, so that interference of the pre-camber of the pedestal to a measuring result is avoided, the true camber value is obtained more accurately, and whether the real camber value meets engineering standards is further checked.
(3) The camber value is fully automatically obtained, the traditional beam plate camber assessment method relies on manual operation, the distance between the center point of the cambered surface of the beam plate pedestal and the center point of the cambered surface of the bottom surface of the T-shaped beam is measured through a feeler gauge or a vernier caliper, and the reading is required to be recorded manually. Such a method is not only complicated to operate, but also susceptible to human error. The device realizes automatic measurement and data processing of the whole-process camber value through the whole-process data processing system. In the process that the measuring head moves along the horizontal sliding rail, the device automatically completes real-time detection and data conversion of the camber, ensures the accuracy of camber measurement, and does not need manual intervention in the whole process.
(4) The adaptability is strong, but cyclic utilization, this device removes conveniently, and the camber numerical value of the concrete T type roof beam of accessible regulation slide rail length measurement different spans, and the utilization ratio is high.
Drawings
Fig. 1 is a perspective view of a spring type T-beam camber overall process measurement device.
Fig. 2 is a front view of the spring type T-beam camber overall process measurement device.
Fig. 3 is a perspective view of the measuring head of the device of fig. 1.
Fig. 4 is a side view of the measuring head of the device of fig. 1.
Fig. 5 is a rear view of the measuring head of the device of fig. 1.
Fig. 6 is a perspective view of the slide rail of the device of fig. 1.
Fig. 7 is a schematic view of the installation of the device shown in fig. 1.
The reference sign is 1 is measuring head, 101 is flexible protective housing, 102 is the spring, 103 is directional small pulley, is adjustable slide rail, 3 is the cushion cap, 4 is the support, 5 is the base, 6 is directional pulley, 7 is the nut, 701 and 702 are the nut, 8 is whole process data processing system, 801 is optical encoder, 802 is photoelectric sensor, 803 is signal processing circuit board, 804 is microcontroller, 805 is data display screen, 9 is buckle, 10 is concrete T roof beam.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
Referring to fig. 1-7, a spring type device for measuring camber of a T-shaped beam in whole process comprises a measuring head 1, an adjustable slide rail 2, a bearing platform 3, a bracket 4, a base 5, a directional pulley 6 and a whole process data processing system 8,
In the measuring head 1, 101 is a telescopic protection shell, which is composed of an upper shell and a lower shell, the upper shell is welded with the upper part of the spring 102, the lower shell is welded with the lower part of the spring 102, a small directional pulley 103 is welded with the bottom of the lower shell, and when in operation, the directional pulley 103 rolls on the top of a T beam, and the telescopic protection shell 101 can linearly move up and down along with the shrinkage of the spring
The end part of the adjustable slide rail 2 is welded with the 3 pedestal, and is connected with the adjustable part through a slide block and a slide groove, so that the free adjustment of the length of the slide rail can be realized during operation
The upper part and the lower part of the bracket 4 are respectively connected with the bearing platform 3 and the base 5 through the first nut 701 and the second nut 702 in a threaded manner
The directional pulley 6 is connected with the lower part of the base 5 by screw threads through bolts
In the whole-process data processing system 8, an optical encoder 801 is welded with a cylindrical support body, the cylindrical support body is welded with the lower shell plane of the telescopic protection shell 101, a photoelectric sensor 802 is welded with the uppermost end of the lower shell of the telescopic protection shell 101, penetrates through a chute of an upper shell, a signal processing circuit board 803 is welded on the external vertical surface of a microcontroller 804, the microcontroller 804 is welded on the lower shell plane, the bottom of a data display screen 805 is hinged on the lower shell plane, and in operation, the whole-process data processing system 8 is tightly connected with and moves together with the lower shell plane of the telescopic protection shell 101. When the photoelectric sensor 802 moves along the chute, the photoelectric sensor scans the grating stripes on the optical encoder 801 line by line, and generates a corresponding photoelectric signal. The photoelectric signal is processed by 803 signal processing circuit board to be converted into digital signal. The microcontroller 804 receives and processes the digital signal, converts it to positional information and stores the data in the microcontroller's built-in memory. The camber data to be measured is finally displayed on the data display 805.
The implementation process of the embodiment is as follows:
And 1, installing the device. As shown in fig. 7, the camber measuring device of the spring-type prestressed concrete beam with adjustable sliding rail is arranged at two sides of the concrete T-shaped beam 11 to be measured, the lower end of the measuring head 1 of the device is tightly attached to the upper part of the concrete T-shaped beam 11, the extending and contracting direction of the sliding rail is kept parallel to the front surface of the concrete T-shaped beam 11, the adjustable sliding rail 2 is adjusted to enable the length of the adjustable sliding rail to be consistent with the length of the concrete T-shaped beam 11, and then the directional pulley 6 is fixed on the ground.
And 2, camber checking. After the installation is completed, the measuring head 1 on the adjustable slide rail 2 is moved, the measuring head 1 moves up and down according to the actual arching value by means of the spring 102, and the actual arching value of the prestressed concrete T-shaped beam is displayed on the data display screen 805 through the whole-process data processing system 8. The camber value can be obtained by technicians rapidly and accurately, and engineering data can be recorded conveniently.
The embodiments described in this specification are merely illustrative of the manner in which the inventive concepts may be implemented. The scope of the present utility model should not be construed as being limited to the specific forms set forth in the embodiments, but the scope of the present utility model and the equivalents thereof as would occur to one skilled in the art based on the inventive concept.
Claims (6)
1. The device is characterized by comprising a measuring head, an adjustable sliding rail, a bearing platform, a support, a base, a directional pulley and a whole process data processing system, wherein the measuring head is positioned below the sliding rail and is arranged on the sliding rail, two ends of the sliding rail are respectively and fixedly connected with the bearing platform, the bearing platform is fixedly connected with the top of the support, the bottom of the support is fixedly connected with the base, and the directional pulley is arranged at the lower part of the base;
The measuring head comprises a telescopic protective shell, a spring and a directional small pulley, wherein the telescopic protective shell consists of an upper shell and a lower shell, the upper shell is fixedly connected with the upper part of the spring, the lower shell is fixedly connected with the lower part of the spring, the directional small pulley is arranged at the bottom of the lower shell, and the directional small pulley rolls at the top of the T beam during working;
The whole-process data processing system comprises an optical encoder, a photoelectric sensor, a signal processing circuit board, a microcontroller and a data display screen, wherein the optical encoder is fixedly connected with the plane of the lower shell of the telescopic protective shell, the photoelectric sensor is fixed with the uppermost end of the lower shell of the telescopic protective shell and penetrates through a chute of the upper shell, the signal processing circuit board and the microcontroller are simultaneously fixed on the plane of the lower shell, and the data display screen is installed on the plane of the lower shell.
2. The spring type whole process measuring device for camber of T-beam according to claim 1, wherein the optical encoder is welded with a cylindrical support body, the cylindrical support body is welded with a lower shell plane of a telescopic protection shell, the photoelectric sensor is welded with the uppermost end of the lower shell of the telescopic protection shell, the signal processing circuit board is welded on an external vertical plane of a microcontroller, the microcontroller is welded on the lower shell plane, and the bottom of the data display screen is hinged on the lower shell plane.
3. The spring type whole process measuring device for camber of T-shaped beam according to claim 1 or 2, wherein the sliding rail is an adjustable sliding rail, the adjustable sliding rail is connected with the adjustable part through a sliding block and a sliding groove, and free adjustment of the length of the sliding rail can be realized during operation.
4. A spring type T-beam camber whole process measuring device according to claim 1 or 2, wherein the upper housing is welded to the upper part of the spring, the lower housing is welded to the spring, and the directional pulley is welded to the bottom of the lower housing.
5. A spring type T-beam camber whole process measuring device according to claim 1 or 2, wherein the upper and lower parts of the bracket are screwed with the bearing platform and the base by means of a first nut, a second nut, respectively.
6. A spring type T-beam camber whole process measuring device according to claim 1 or 2, wherein the directional pulley is screwed with the lower part of the base by means of bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422873989.9U CN223412692U (en) | 2024-11-25 | 2024-11-25 | Spring type T-shaped beam camber overall process measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202422873989.9U CN223412692U (en) | 2024-11-25 | 2024-11-25 | Spring type T-shaped beam camber overall process measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223412692U true CN223412692U (en) | 2025-10-03 |
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ID=97206092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202422873989.9U Active CN223412692U (en) | 2024-11-25 | 2024-11-25 | Spring type T-shaped beam camber overall process measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223412692U (en) |
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2024
- 2024-11-25 CN CN202422873989.9U patent/CN223412692U/en active Active
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