CN215639348U

CN215639348U - Digital contact rail detection ruler

Info

Publication number: CN215639348U
Application number: CN202121940719.5U
Authority: CN
Inventors: 马斌斌; 许可; 顾欣
Original assignee: Chengdu Hanruiwei Automation Measurement And Control Equipment Co ltd
Current assignee: Chengdu Hanruiwei Automation Measurement And Control Equipment Co ltd
Priority date: 2021-08-18
Filing date: 2021-08-18
Publication date: 2022-01-25
Anticipated expiration: 2031-08-18

Abstract

The utility model discloses a digital contact rail detection ruler, which belongs to a rail detection ruler and comprises a main cross beam, wherein an insulating pedal is movably arranged on the main cross beam, a reference side head is arranged at the lower part of the insulating pedal, a longitudinal linear guide rail is arranged at one end of the main cross beam, a longitudinal slide block is arranged on the longitudinal linear guide rail, a transverse linear guide rail is arranged on the longitudinal slide block, a measuring head is arranged on the transverse linear guide rail, and a height measuring surface and an offset measuring surface are arranged at the end part of the measuring head; and the longitudinal sliding block is also provided with a longitudinal height sensor and a transverse displacement sensor, the height sensor and the displacement sensor are both connected to the host, and the host can receive values acquired by the height sensor and the displacement sensor and output current reading values. The height and the offset of the existing running rail are measured by the aid of the detection head matched with the height sensor and the transverse displacement sensor through detection of the same coordinate system, manual reading is not needed, reading of the detection ruler is not affected by use environment, and accuracy of measurement reading is further improved.

Description

Digital contact rail detection ruler

Technical Field

The utility model relates to a track detection ruler, in particular to a digital contact rail detection ruler.

Background

When the rail transit facility is constructed, besides two parallel walking rails, a contact rail consistent with the walking rails in direction needs to be installed, and the height and the offset of the contact rail need to be measured by using a special measuring ruler. At present, the dipperstick of contact rail adopts vernier scale to carry out data measurement mostly, for example, the contact rail who discloses for CN201126352Y detects the chi, its structural design who adopts mechanical reading, chi vernier and main scale adopt simple formula clamping and fixing mode, moreover, this kind of dipperstick still needs artifical reading when measuring, because service environment's restriction, hardly accomplish the vernier scale of looking straight, consequently cause the inaccurate condition of reading easily, consequently need make further research and improvement to the structure of contact rail dipperstick.

SUMMERY OF THE UTILITY MODEL

One of the objectives of the present invention is to provide a digital contact rail measuring ruler, so as to solve the technical problems in the prior art that similar measuring rulers are limited by the use environment, are inconvenient to read, and are prone to causing inaccurate measurement.

In order to solve the technical problems, the utility model adopts the following technical scheme.

The utility model provides a digital contact rail detection ruler, which comprises a main cross beam, wherein an insulating pedal is movably arranged on the main cross beam, a reference side head is arranged at the lower part of the insulating pedal, a longitudinal linear guide rail is arranged at one end of the main cross beam, a longitudinal sliding block is arranged on the longitudinal linear guide rail, a transverse linear guide rail is arranged on the longitudinal sliding block, a measuring head is arranged on the transverse linear guide rail, and a height measuring surface and an offset measuring surface are arranged at the end part of the measuring head; the vertical sliding block is also provided with a vertical height sensor and a horizontal displacement sensor, the height sensor and the displacement sensor are both connected to a host, and the host is used for receiving values acquired by the height sensor and the displacement sensor and outputting current readings.

Preferably, the further technical scheme is as follows: the intelligent height sensor is characterized in that a main control module is arranged in the host, the height sensor and the displacement sensor are connected into the main control module, the main control module is further connected into a display screen, a lithium battery and a loudspeaker respectively, and the display screen is installed on an insulating pedal.

The further technical scheme is as follows: the measuring head is arranged on the transverse linear guide rail, the transverse sliding block is arranged on the transverse sliding block, the transverse sliding block is used for driving the measuring head to transversely reciprocate on the transverse linear guide rail, and the longitudinal sliding block is used for driving the measuring head to longitudinally reciprocate on the longitudinal linear guide rail through the transverse linear guide rail and the transverse sliding block.

The further technical scheme is as follows: when the digital contact rail detection ruler is used, the main cross beam, the transverse linear guide rail and the displacement sensor are all overlapped with a horizontal line, and the longitudinal linear guide rail and the height sensor are all perpendicular to the horizontal line.

The further technical scheme is as follows: the two insulation pedals are arranged on the main cross beam, the positions of the two insulation pedals correspond to the two walking rails, and the insulation pedals are arranged between the main cross beam and the walking rails.

The further technical scheme is as follows: the end part of the main beam is fixed with a main vertical beam, and the longitudinal linear guide rail is embedded in the main vertical beam.

The further technical scheme is as follows: the height measuring surface of the measuring head is matched with the bottom of the contact rail, and the offset measuring surface of the measuring head is matched with the side of the contact rail.

Compared with the prior art, the utility model has the following beneficial effects: the digital contact rail detection ruler provided by the utility model has the advantages that the detection head is matched with the height sensor and the transverse displacement sensor, the height and the offset of the existing running rail are measured by using the detection of the same coordinate system, manual reading is not needed, the reading of the detection ruler is not influenced by the use environment, the accuracy of the reading is further improved, the stability of the use of the detection ruler is also favorably improved by supporting the detection ruler by the insulating pedal and the main cross beam, and meanwhile, the digital contact rail detection ruler is simple in structure, suitable for industrial production and easy to popularize.

Drawings

Fig. 1 is a schematic structural diagram for explaining an embodiment of the present invention.

Fig. 2 is a left side schematic view of fig. 1.

Fig. 3 is a schematic structural view of fig. 2 from another angle.

Fig. 4 is a usage state diagram for explaining one embodiment of the present invention.

Fig. 5 is a partially enlarged view of fig. 4.

Fig. 6 is an enlarged view of C in fig. 4.

Fig. 7 is an enlarged view of D in fig. 4.

In the figure, 1 is a main beam, 2 is an insulating pedal, 3 is a longitudinal linear guide rail, 4 is a longitudinal slider, 5 is a transverse linear guide rail, 6 is a measuring head, 61 is a height measuring surface, 62 is an offset measuring surface, 7 is a height sensor, 8 is a displacement sensor, 9 is a display screen, 10 is a transverse slider, 11 is a traveling rail, 12 is a main vertical beam, 13 is a contact rail, and 14 is a reference side head.

Detailed Description

The utility model is further elucidated with reference to the drawing.

Referring to fig. 1, an embodiment of the present invention is a digital contact rail detection ruler, including a main beam 1, an insulating pedal 2 is movably mounted on the main beam 1, the insulating pedal 2 is used for supporting the main beam 1 of the detection ruler and playing an insulating role, so as to prevent a red light band from being generated by a short circuit of a running rail. A reference side head 14 is provided at a lower portion of the insulating step panel 2, and the reference side head 14 is engaged with a side surface of the travel rail 11 and fixed as a reference. Different from the similar detection ruler, the utility model adopts the sensor to detect and automatically complete the reading, thereby avoiding the manual reading and being not influenced by the use environment. For the above purpose, as shown in the figures, in terms of structural design, the inventor sets a longitudinal linear guide 3 at one end of the main beam 1, and installs a longitudinal slider 4 on the longitudinal linear guide 3, the longitudinal slider 4 can slide freely on the longitudinal linear guide 3, but also installs a transverse linear guide 5 on the longitudinal slider 4, installs a measuring head 6 on the transverse linear guide 5, and the end of the measuring head 6 is provided with a height measuring surface 61 and an offset measuring surface 62. As described above, since the measuring rule is used to measure the height and the offset of the running rail 13, as shown in fig. 1 and 5, the height measuring surface 61 of the measuring head 6 needs to be matched with the bottom of the contact rail 13, and the offset measuring surface 62 of the measuring head 6 needs to be matched with the side of the contact rail 13. More importantly, the longitudinal height sensor 7 and the transverse displacement sensor 8 are also required to be installed on the longitudinal sliding block 4, and the height sensor 7 and the displacement sensor 8 are required to be connected to a host machine which is used for receiving values collected by the height sensor 7 and the displacement sensor 8 and outputting a current reading value. Based on the structure, the height sensor 7, the displacement sensor 8 and the measuring head 6 can be matched to complete the acquisition of the height and the offset reading value of the contact rail, and the acquisition is transmitted to the host.

On the other hand, in order to ensure the stability of the measuring head sliding on the transverse linear guide 5, a transverse slider 10 can be additionally arranged on the transverse linear guide 5, the measuring head 6 is transversely arranged on the transverse slider 10, namely, the measuring head 6 is arranged on the transverse linear guide 5 through the transverse slider 10, so that the transverse slider 10 drives the measuring head 6 to transversely reciprocate on the transverse linear guide 5, the longitudinal slider 4 drives the measuring head 6 to longitudinally reciprocate on the longitudinal linear guide 3 through the transverse linear guide 5 and the transverse slider 10, and the measuring positions of the measuring head 6 in the transverse direction and the longitudinal direction can be conveniently adjusted to adapt to contact rails with different heights and distances. Based on the same purpose and thought, the inventor also fixes a main vertical beam 12 perpendicular to the main beam at the end of the main beam 1, and embeds the longitudinal linear guide rail 3 on the main vertical beam 12, so as to ensure the stability of the measuring head when the measuring head slides longitudinally through the longitudinal slide block 4, and be more beneficial to improving the integral supporting strength of the measuring ruler when in use.

Further, in order to ensure the measurement accuracy, the mutual position relationship between the main beam 1 and the transverse linear guide 5 needs to be designed, specifically, as shown in fig. 1 to 3, when the digital contact rail measuring ruler is used, the main beam 1, the transverse linear guide 5 and the displacement sensor 8 need to coincide with a horizontal line, and the longitudinal linear guide 3 and the height sensor 7 need to be perpendicular to the horizontal line. In other words, the longitudinal linear guide 3 and the height sensor 7, which are arranged in the longitudinal direction, need to be perpendicular to the main beam 1, the transverse linear guide 5, and the like, which are arranged in the transverse direction. In order to ensure the stability of the measuring ruler in use, the insulating pedals 2 may be designed into two parts, and both the two parts are mounted on the main beam 1, so that the positions of the two insulating pedals 2 correspond to the two running rails 11, as shown in fig. 1, the insulating pedals 2 are placed between the main beam 1 and the running rails 11 when the measuring ruler is in use, thereby performing the supporting and insulating functions.

In this embodiment, through detecting head 6 cooperation height sensor 7 and horizontal displacement sensor 8, utilize the detection of same coordinate system to realize the height and the skew degree measurement of walking on rail 11, need not artifical reading for the detection chi reading no longer receives service environment's influence, further promotes the accuracy of measuring the reading, and supports through insulating footboard 2 and main beam 1, also is favorable to promoting the stability that detects the chi and use.

According to another embodiment of the present invention, in order to facilitate data acquisition, a main control module is disposed inside the host, and the height sensor 7 and the displacement sensor 8 are connected to the main control module, and in addition, the main control module is respectively connected to a display screen 9, a lithium battery and a speaker in the host, and meanwhile, in order to facilitate reading, the display screen 9 may be mounted on the insulating pedal 2, which is specifically shown in fig. 6.

Referring to fig. 4 to 7, in practical use, the above preferred embodiment of the present invention is to install the main beam 1 of the measuring tape between two running rails 11 as shown in fig. 4, and to place two insulating pedals 2 between the main beam 1 and the running rails 11; the measuring head 6 is then adjusted by means of the longitudinal slide 4 and the transverse slide 10 into the appropriate position, as shown in fig. 5, such that the height measuring surface 61 and the offset measuring surface 62 are in contact with the bottom and the side of the contact rail 13, respectively. Further, during measurement, as shown in fig. 7, the two reference probes 14 on the insulating pedal 2 are closely attached to the side surfaces of the travel rail 11 on the side of the contact rail 13 to be measured, and at this time, the measurement head 6 is closely attached to the contact rail 13 to be measured. Under the structure, the detection ruler is a rectangular coordinate system which is formed by a main vertical beam 1, a main cross beam 1, a reference measuring head 14 and an insulating pedal 2, wherein a connecting line of the top of the two walking rails 11 is used as an X axis, a connecting line which is perpendicular to the top of the two walking rails 11 and passes through the middle point of a connecting line of contact points of the two reference measuring heads 14 and the walking rails 11 is used as a Y axis, and the intersection point of the two axes is used as an original point 0. The coordinate points of the central point of the rail surface of the contact rail 13 to be measured in the coordinate system are the height value and the deviation value of the contact rail to be measured through the measuring head 6 and the linear displacement sensor with the height and the low cost, and the coordinate points are used as the basis for detecting the contact rail according to the height value and the deviation value. In the above-mentioned measuring method, the rail-overlapping surfaces of the reference measuring head 14 and the traveling rail 11 meet the requirement of 5.1 in jjjg (railway) 150-.

In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the utility model to effect such feature, structure, or characteristic in connection with other embodiments.

Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the spirit and scope of the principles of this disclosure. More specifically, various variations and modifications are possible in the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, the drawings and the appended claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will also be apparent to those skilled in the art.

Claims

1. The utility model provides a digital contact rail detection ruler, includes main beam (1), movable mounting has insulating footboard (2) on main beam (1), the lower part of insulating footboard (2) is equipped with benchmark side head (14), its characterized in that: a longitudinal linear guide rail (3) is arranged at one end of the main beam (1), a longitudinal sliding block (4) is mounted on the longitudinal linear guide rail (3), a transverse linear guide rail (5) is mounted on the longitudinal sliding block (4), a measuring head (6) is mounted on the transverse linear guide rail (5), and a height measuring surface (61) and an offset measuring surface (62) are arranged at the end part of the measuring head (6);

still install fore-and-aft altitude sensor (7) and horizontal displacement sensor (8) on vertical slider (4), altitude sensor (7) and displacement sensor (8) all insert the host computer, the host computer is used for receiving the value that altitude sensor (7) and displacement sensor (8) gathered and output current reading.

2. The digital contact rail gauge of claim 1, wherein: the inside of host computer is equipped with host system, altitude sensor (7) and displacement sensor (8) access host system, host system still inserts display screen (9), lithium cell and loudspeaker respectively, install on insulating footboard (2) display screen (9).

3. The digital contact rail detection ruler of claim 1 or 2, wherein: still install horizontal slider (10) on horizontal linear guide (5), install on horizontal slider (10) measuring head (6), horizontal slider (10) are used for driving measuring head (6) and transversely reciprocate on horizontal linear guide (5), vertical slider (4) are used for through horizontal linear guide (5) and horizontal slider (10), drive measuring head (6) vertical reciprocating motion on vertical linear guide (3).

4. The digital contact rail gauge of claim 1, wherein: when the digital contact rail detection ruler is used, the main cross beam (1), the transverse linear guide rail (5) and the displacement sensor (8) are overlapped with a horizontal line, and the longitudinal linear guide rail (3) and the height sensor (7) are perpendicular to the horizontal line.

5. The digital contact rail detection ruler of claim 1 or 4, wherein: the two insulation pedals (2) are arranged on the main beam (1), the positions of the two insulation pedals (2) correspond to the two walking rails (11), and the insulation pedals (2) are arranged between the main beam (1) and the walking rails (11).

6. The digital contact rail gauge of claim 1, wherein: the end part of the main cross beam (1) is fixed with a main vertical beam (12), and the longitudinal linear guide rail (3) is embedded in the main vertical beam (12).

7. The digital contact rail gauge of claim 1, wherein: the height measuring surface (61) of the measuring head (6) is matched with the bottom of the contact rail (13), and the offset measuring surface (62) of the measuring head (6) is matched with the side part of the contact rail (13).