CN210507124U - Straddle type PC track beam detection device - Google Patents
Straddle type PC track beam detection device Download PDFInfo
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- CN210507124U CN210507124U CN201921004471.4U CN201921004471U CN210507124U CN 210507124 U CN210507124 U CN 210507124U CN 201921004471 U CN201921004471 U CN 201921004471U CN 210507124 U CN210507124 U CN 210507124U
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Abstract
A straddle type PC track beam detection device relates to the field of PC track beam measurement and comprises a vehicle frame, a chassis; the frame comprises an upper detection beam, a left detection beam and a right detection beam, wherein at least three pulleys are arranged on the inner side surface of the upper detection beam, and the pulleys are tightly attached to the top surface of the PC track beam; the inner side surfaces of the left detection beam and the right detection beam are respectively provided with at least one pulley; the motor drives the frame to move and is connected with the frame; the measuring system comprises a data module for collecting and sending data, a plurality of displacement sensors and a plurality of inclination sensors, wherein all the displacement sensors and the inclination sensors are connected with the data module; the inclination sensor is arranged inside the three detection beams, and the displacement sensor is arranged on the inner side surface of the three detection beams. An object of the utility model is to provide a PC track roof beam detection device solves the technical problem that current measuring method precision is low and the work efficiency is low.
Description
Technical Field
The utility model relates to a PC track roof beam measurement field specifically is a straddle type PC track roof beam detection device.
Background
With the development of economy, urban rail transit is becoming more popular, and straddle-type monorail transit is also developing at a high speed as one of the main forms of urban rail transit. As a bearing carrier PC track beam of straddle type monorail transit, all size indexes of the track beam directly influence the running safety and riding comfort of a train; therefore, the PC rail beam must be strictly inspected after the production process.
The key detection indexes of the PC track beam comprise the width of the PC track beam and the perpendicularity of a running surface (namely the mutual perpendicular degree of the top surface and the side wall of the PC track beam), and reflect the sealing degree of a running system of the railway vehicle and the track beam; the working surface line shape of the track beam body (namely the top surface line shape and the side wall line shape of the beam body) reflects the smoothness, the bending degree and the twisting degree of the track beam; the inclination of the end face and the included angle of the center lines of the two end faces reflect the verticality of the vertical center line of the end face of the PC track beam and the distortion conditions of the two ends of the PC track beam; the detection precision requirement is high, the measurement difficulty is high, and the detection work is abnormal and complicated.
The traditional method for measuring the width and the perpendicularity of a walking surface of the PC track beam is to adopt a straight steel ruler, a U-shaped ruler and equal-height blocks, and to manually measure the width and the perpendicularity of the walking surface of the PC track beam discontinuously and dispersedly along the section of the PC track beam body; the traditional beam body working line shape measurement adopts a leveling instrument or a total station, a leveling rod and a straight steel ruler to carry out manual measurement; the inclination of the end face and the included angle of the center lines of the two ends are measured by adopting a plumb sphere or a total station instrument to be matched with a steel ruler. Obviously, the traditional measuring method is operated manually, the process is laggard and the work efficiency is low; the number of the cross sections and point positions of the measured beam body is small, the density is low, the measurement precision is low, and the production requirement of large-scale modern PC track beams cannot be met.
SUMMERY OF THE UTILITY MODEL
To the defect that exists among the prior art, the utility model aims to provide a PC track roof beam detection device has solved the technical problem that current measuring method precision is low and the work efficiency is low.
In order to achieve the purpose, the technical scheme adopted by the utility model is a straddle type PC track beam detection device, which comprises a frame, a chassis; the frame comprises an upper detection beam, a left detection beam and a right detection beam, wherein at least three pulleys are mounted on the inner side surface of the upper detection beam, and the pulleys are tightly attached to the top surface of the PC track beam; the inner side surfaces of the left detection beam and the right detection beam are respectively provided with at least one pulley; the motor drives the frame to move and is connected with the frame; the measuring system comprises a data module for collecting and sending data, a plurality of displacement sensors and a plurality of inclination sensors, wherein all the displacement sensors and the inclination sensors are connected with the data module; the inclination sensors are arranged inside the three detection beams, the displacement sensors are arranged on the inner side surfaces of the three detection beams, and each detection beam is provided with at least one inclination sensor and at least one displacement sensor.
On the basis of the technical scheme, the left detection beam and the right detection beam are arranged in an axisymmetric manner by taking the central line of the upper detection beam as an axis and are respectively and vertically fixed on the upper detection beam.
On the basis of the technical scheme, the data module is installed on the top surface of the upper detection beam, and data sent by the data module is received and processed by the control device.
On the basis of the technical scheme, a bogie for steering is further arranged between the upper detection beam and the pulley positioned on the top surface of the PC track beam.
On the basis of the technical scheme, more than two circular level bubbles used for primarily leveling the PC track beam detection device are symmetrically arranged on the top surface of the upper detection beam, and the two circular level bubbles are respectively close to the edge of the upper detection beam.
On the basis of the technical scheme, the top surface of the upper detection beam is also provided with two prisms which are used for being matched with a total station instrument to measure the advancing track of the PC track beam detection device and are respectively arranged on a group of opposite edges of the top surface of the upper detection beam.
On the basis of the technical scheme, four pulleys are installed on the inner side surface of the upper detection beam, and one pulley is installed on each of the inner side surfaces of the left detection beam and the right detection beam.
On the basis of the technical scheme, the upper detection beam is a cuboid, the left detection beam and the right detection beam are in a square column shape, and the width of the left detection beam and the width of the right detection beam are less than one third of the width of the upper detection beam.
On the basis of the technical scheme, the left end face of the upper detection beam is flush with the left end face of the left detection beam, and the right end face of the upper detection beam is flush with the right end face of the right detection beam.
On the basis of the technical scheme, the pulleys on the inner side surface of the upper detection beam are connected with the motor.
The beneficial effects of the utility model reside in that:
1. the frame of the PC track beam detection device is in a door frame shape, the frame is used as a detection reference object, a plurality of displacement sensors and a plurality of inclination sensors are adopted to detect data such as the width, the perpendicularity of a walking surface and the shape of a working surface of a beam body, the detected data are transmitted to a data module, and the data module sends the data to a control device and carries out analysis processing to obtain various indexes of the PC track beam; the whole process has the advantages of automatic and continuous data acquisition, can reflect the machining size, line shape and installation quality of the PC track beam more quickly, simply and precisely, effectively solves the technical problem of PC track beam detection, greatly improves the measurement precision and efficiency, has wide application range, is suitable for both completion measurement and erection measurement of the PC track beam.
2. The top surface of the upper detection beam 2 of the PC track beam detection device is also provided with two prisms 13, and the two prisms 13 can measure the advancing track of the PC track beam detection device by matching with a total station; and with the walking of the PC track beam detection device, the recording of the length and the bending of the PC track beam is completed quickly.
3. The top surface of the upper detection beam 2 of the PC track beam detection device is also provided with two circular leveling bubbles 14, and when the PC track beam detection device is initially installed, the PC track beam detection device can be quickly leveled by observing the positions of the bubbles in the circular leveling bubbles 14, so that the measurement efficiency is improved.
Drawings
Fig. 1 is a front view of an embodiment of the present invention.
Fig. 2 is a top view of an embodiment of the present invention.
Fig. 3 is a left side view of the embodiment of the present invention.
Reference numerals: the device comprises a frame 1, an upper detection beam 2, a left detection beam 3, a right detection beam 4, a pulley 5, a PC track beam 6, a bogie 7, a power supply 8, a motor 9, a displacement sensor 10, an inclination sensor 11, a data module 12, a prism 13 and a circular level bubble 14.
Detailed Description
The embodiments of the present invention will be described in further detail below with reference to the accompanying drawings.
As shown in fig. 1 and 2, a straddle type PC track beam detection device includes a vehicle frame 1, wherein the vehicle frame 1 is shaped like a door frame with an opening at the lower end, and is sleeved on a PC track beam 6. The frame 1 comprises an upper detection beam 2, a left detection beam 3 and a right detection beam 4, wherein at least three pulleys 5 are arranged on the inner side surface of the upper detection beam 2, and the pulleys 5 are tightly attached to the top surface of a PC track beam 6; at least one pulley 5 is installed to the medial surface of left side detection roof beam 3 and right side detection roof beam 4. The inner side surfaces of the upper detection beam 2, the left detection beam 3 and the right detection beam 4 are the inner side surfaces of the doorframe-shaped vehicle frame 1.
The PC track beam detection device also comprises a motor 9 for driving the vehicle frame 1 to walk, and the motor 9 is connected with the vehicle frame 1.
The PC track beam detection device also comprises a measurement system, wherein the measurement system comprises a data module 12 for collecting and sending data, a plurality of displacement sensors 10 and a plurality of inclination sensors 11, and all the displacement sensors 10 and the inclination sensors 11 are connected with the data module 12; the inclination sensor 11 is installed inside three detection beams (namely, the upper detection beam 2, the left detection beam 3 and the right detection beam 4), the displacement sensor 10 is installed on the inner side surface of the three detection beams, and each detection beam is provided with at least one inclination sensor 11 and at least one displacement sensor 10.
Specifically, the displacement sensor 10 is used for measuring the distance between the inner side surface of the three detection beams and the top surface or the side surface of the PC track beam, and the inclination sensor 11 is used for measuring the inclination angle of the three detection beams relative to the horizontal or vertical direction; the two sensors are matched for use, so that the width, the running surface verticality and the beam body working surface line shape of the PC track beam can be measured.
In this embodiment, the center lines of the upper detection beam 2 and the lower detection beam 2 are axisymmetrically disposed and are respectively and vertically fixed to the upper detection beam 2. The three detection beams form a doorframe-shaped structure with an opening facing downwards.
As shown in fig. 3, it is preferable that the upper detection beam 2 is a rectangular parallelepiped, the left detection beam 3 and the right detection beam 4 are in a square column shape, and the width of the left detection beam 3 and the right detection beam 4 is less than one third of the width of the upper detection beam 2.
Furthermore, the left end face of the upper detection beam 2 is flush with the left end face of the left detection beam 3, and the right end face of the upper detection beam 2 is flush with the right end face of the right detection beam 4, so that the PC track beam is easy to keep balance in the driving process.
In this embodiment, the data module 12 of the measurement system is installed on the top surface of the upper detection beam (i.e. the upper surface of the upper detection beam, which is also the surface opposite to the inner side surface of the upper detection beam), and the data sent by the data module 12 is received and processed by the control device. In the actual use process, the data module 12 receives signals from the plurality of displacement sensors 10 and the inclination sensors 11 and sends the signals to the control device, and the control device receives, analyzes and processes data collected by the displacement sensors 10 and the inclination sensors 11 to obtain various indexes of the PC track beam; meanwhile, the control device can also send signals to the motor 9, and the motor 9 can carry out operations such as advancing, retreating, accelerating, turning and the like after receiving the signals.
Preferably, a bogie 7 for steering is further installed between the upper sensing beam 2 and the pulley 5 on the top surface of the PC rail beam 6. When the detection device for the PC track beam runs and meets a curved PC track beam, the detection device can also flexibly change the direction.
Preferably, more than two circular leveling air bubbles 14 for primarily leveling the PC track beam detection device are symmetrically installed on the top surface of the upper detection beam 2, and the two circular leveling air bubbles 14 are respectively adjacent to the edge of the upper detection beam 2. When the PC rail beam detection apparatus is initially installed, the PC rail beam detection apparatus can be quickly leveled by observing the position of the bubble in the circular leveling bubble 14.
In this embodiment, the top surface of the upper detection beam 2 is further provided with two prisms 13, the two prisms 13 are used for cooperating with a total station to measure the traveling track of the PC track beam detection device, and are respectively installed on a group of edges of the top surface of the upper detection beam 2; specifically, the top surface of the upper detection beam 2 is rectangular, and two prisms 13 are respectively adjacent to the short sides of the rectangle. Preferably, the two prisms 13 are symmetrically arranged along the length direction of the upper detection beam 2.
In this embodiment, four pulleys 5 are mounted on the inner side of the upper detection beam 2, and one pulley 5 is mounted on each of the inner sides of the left detection beam 3 and the right detection beam 4.
Preferably, the pulleys 5 on the inner side surfaces of the left detection beam 3 and the right detection beam 4 are pulleys 5 with springs, and the wheels of the pulleys 5 can stretch along with the stretching of the springs; in the running process, when the width of the PC track beam 6 is increased, the spring space of the pulley 5 is reduced and compressed; when the width of the PC rail beam 6 becomes smaller, the spring of the pulley 5 is extended by the recovery deformation.
Further, the pulleys 5 on the inner side surface of the upper detection beam 2 are connected with a motor 9. The motor 9 is mounted on the top surface of the upper detection beam 2.
In the present embodiment, three detecting beams are each internally provided with one inclination sensor 11, and three detecting beams are each internally provided with two displacement sensors 10.
Preferably, the top surface of the upper detection beam 2 is also provided with a power supply 8, and the power supply 8 supplies power to the PC track beam detection device.
Preferably, the tilt sensor 11 and the displacement sensor 10 are both laser sensors.
The embodiment of the utility model provides a theory of operation as follows:
before the detection is carried out by using the PC track beam detection device, the PC track beam detection device is firstly sleeved on the PC track beam 6, and the PC track beam detection device is primarily leveled by using the two circular leveling bubbles 14 on the top surface of the upper detection beam 2.
The power supply 8 is turned on, the control device sends a signal to the motor 9 according to the curve track of the PC track beam, the motor 9 drives the four pulleys 5 on the inner side surface of the upper detection beam 2, the four pulleys 5 are tightly attached to the top surface of the PC track beam 6 to slide, the pulleys on the inner side surfaces of the left detection beam 3 and the right detection beam 4 are used as driven wheels and respectively attached to the two side surfaces of the PC track beam 6 to slide, and the plurality of pulleys 5 drive the PC track beam detection device; when the PC track beam 6 is bent, the bogie 7 drives the PC track beam detection device to steer.
In the sliding process of the PC track beam detection device, the displacement sensors 10 on the inner side surfaces of the left detection beam 3 and the right detection beam 4 continuously measure the distances from the inner side surfaces of the left detection beam 3 and the right detection beam 4 to the two side surfaces of the PC track beam respectively. The inclination sensors 11 arranged in the left detection beam 3 and the right detection beam 4 are used for continuously measuring the inclination of the left detection beam 3 and the right detection beam 4. The two sensors of the left detection beam 3 and the right detection beam 4 are matched for use, so that the width of the PC track beam 6 and the flatness of two side faces of the PC track beam 6 can be obtained.
And go up the displacement sensor 10 that detects 2 medial surfaces of roof beam, the uninterrupted measurement goes up the distance that detects 2 medial surfaces of roof beam and 6 top surfaces of PC track roof beam, goes up the uninterrupted measurement of slope sensor 11 that detects 2 inside of roof beam and goes up the gradient that detects 2 of roof beam, goes up two kinds of sensors that detect 2 roof beams and uses in coordination each other, can obtain the roughness of 6 top surfaces of PC track roof beam.
Meanwhile, the sensor of the upper detection beam 2 is matched with the sensors of the left detection beam 3 and the right detection beam 4, so that the perpendicularity between the top surface and the two side surfaces of the PC track beam 6, namely the perpendicularity of the running surface of the PC track beam 6 can be obtained.
In the sliding process of the PC track beam detection device, the prism 13 arranged on the top surface of the upper detection beam 2 is matched with a total station to measure the advancing track of the PC track beam detection device.
In the measuring process, all the data are sent to the control device by the data module 12, and the control device receives and processes the data to obtain various indexes of the PC track beam.
The present invention is not limited to the above preferred embodiments, and any person can obtain other products in various forms without departing from the scope of the present invention, but any change in shape or structure is within the scope of protection.
Claims (10)
1. A straddle type PC track beam detection device is characterized by comprising:
the frame (1) is in a door frame shape with an opening at the lower end and is sleeved on the PC track beam (6); the frame (1) comprises an upper detection beam (2), a left detection beam (3) and a right detection beam (4), wherein at least three pulleys (5) are mounted on the inner side surface of the upper detection beam (2), and the pulleys (5) are tightly attached to the top surface of a PC track beam (6); the inner side surfaces of the left detection beam (3) and the right detection beam (4) are respectively provided with at least one pulley (5);
the motor (9) drives the frame (1) to move, and is connected with the frame (1);
a measuring system comprising a data module (12) for collecting and transmitting data, a plurality of displacement sensors (10) and a plurality of tilt sensors (11), all displacement sensors (10) and tilt sensors (11) being connected to the data module (12); the inclination sensor (11) is arranged inside the three detection beams, the displacement sensor (10) is arranged on the inner side surface of the three detection beams, and each detection beam is provided with at least one inclination sensor (11) and at least one displacement sensor (10).
2. The straddle type PC track beam detector of claim 1, wherein: the left detection beam (3) and the right detection beam (4) are arranged in an axisymmetric manner by taking the central line of the upper detection beam (2) as an axis and are respectively and vertically fixed on the upper detection beam (2).
3. The straddle type PC track beam detector of claim 1, wherein: the data module (12) is installed on the top surface of the upper detection beam, and data sent by the data module (12) is received and processed by the control device.
4. The straddle type PC track beam detector of claim 1, wherein: and a bogie (7) for steering is also arranged between the upper detection beam (2) and the pulley (5) positioned on the top surface of the PC track beam (6).
5. The straddle type PC track beam detector of claim 1, wherein: go up detection roof beam (2) top surface symmetry installation more than two be used for just leveling PC track roof beam detection device's circle level bubble (14), two circle level bubbles (14) are close to respectively and detect roof beam (2) border.
6. The straddle type PC track beam detector of claim 1, wherein: two prisms (13) used for being matched with a total station instrument to measure the advancing track of the PC track beam detection device are further mounted on the top surface of the upper detection beam (2) and are respectively mounted on a group of opposite edges of the top surface of the upper detection beam (2).
7. The straddle type PC track beam detector of claim 1, wherein: go up detection roof beam (2) medial surface and install four pulley (5), a pulley (5) are respectively installed to left side detection roof beam (3) and right side detection roof beam (4) medial surface.
8. The straddle type PC track beam detector of claim 1, wherein: go up and detect roof beam (2) and be the cuboid, a left side detects roof beam (3) and right side and detects roof beam (4) and be square column, and the width that detects roof beam (3) and right side on a left side detects roof beam (4) is below the third of the width that detects roof beam (2) on.
9. The straddle type PC rail beam detector of claim 8, wherein: go up the left end face that detects roof beam (2) and the left end face parallel and level that detects roof beam (3) on a left side, the right-hand member face that goes up to detect roof beam (2) and the right-hand member face parallel and level that detects roof beam (4) on the right side.
10. A straddle type PC track beam detection device according to any one of claims 1 to 9, wherein: and the pulleys (5) on the inner side surface of the upper detection beam (2) are connected with a motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921004471.4U CN210507124U (en) | 2019-06-28 | 2019-06-28 | Straddle type PC track beam detection device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921004471.4U CN210507124U (en) | 2019-06-28 | 2019-06-28 | Straddle type PC track beam detection device |
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| CN210507124U true CN210507124U (en) | 2020-05-12 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112406946A (en) * | 2020-11-23 | 2021-02-26 | 中铁第四勘察设计院集团有限公司 | Rail detection device and method for straddle type monorail |
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2019
- 2019-06-28 CN CN201921004471.4U patent/CN210507124U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112406946A (en) * | 2020-11-23 | 2021-02-26 | 中铁第四勘察设计院集团有限公司 | Rail detection device and method for straddle type monorail |
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