A portable contact network detector with optical transmission device

Abstract

The present invention discloses a portable contact network detector with an optical transmission device, comprising a horizontal frame and a vertical frame, wherein the horizontal frame and the vertical frame are integrally formed into a "T"-shaped structure; a plug-in column is vertically installed in the middle of the upper end of the vertical frame, a column is plugged and installed on the outer side of the plug-in column, a head is installed on the upper end of the column, and a detector body is installed inside the head; a carrier is installed on the inner wall of the column near the head, the inner wall of the vertical frame near the horizontal frame, and the top of the horizontal frame away from the vertical frame, the three carriers are distributed at right angles, and an optical transmission device is installed on the carrier. The beneficial effect is that the optical transmission device is installed inside the instrument through the carrier, the signal transmission of the detector body is realized through the optical transmission device, and the optical transmission wireless docking is used to facilitate the disassembly of the detector, which helps to ensure the service life of the detector and improve the appearance of the detector.

Description

Technical Field

[0001] The invention relates to the technical field of optical transmission and portable contact network detectors, and in particular to a portable contact network detector with an optical transmission device. Background Art

[0002] In recent years, with the rapid development of China's economy, the construction scale and technical level of China's railways have been continuously improved. my country's railways have maintained rapid development, especially in the construction of high-speed railways, and have made significant achievements. By the end of 2017, the operating mileage of railways in China reached 127,000 kilometers, including 25,000 kilometers of high-speed railways. While the railway is developing at a high speed, safety is the primary principle, and its operation and maintenance are the top priority. Contact network detection is one of the key points of railway maintenance.

[0003] At present, domestic railway maintenance mainly relies on manpower, and there is still a gap with Germany, Japan and other countries that mainly rely on technical maintenance. Most of the detection and maintenance equipment is inefficient and not advanced. Therefore, the country strongly supports railway innovation. Many domestic contact network detection instrument manufacturers currently use external plug-in connections, which are inconvenient, easy to wear and damage, and affect the service life and appearance of the equipment. Summary of the invention

[0004] The purpose of the present invention is to provide a portable contact network detector with an optical transmission device in order to solve the above problems, so as to solve the technical problems that the contact network detection instruments in the prior art are all connected by external plug-in wires, which are inconvenient, easy to wear and crush, and affect the service life and appearance of the equipment. Among the many technical solutions provided by the present invention, the preferred technical solution is to install the optical transmission device inside the instrument through a carrier, realize the signal transmission of the detector body through the optical transmission device, and use optical transmission wireless docking to facilitate the disassembly of the detector, which helps to ensure the service life of the detector and improve the appearance of the detector. The technical effects are described in detail below.

[0005] To achieve the above object, the present invention provides the following technical solutions:

[0006] The present invention provides a portable contact network detector with an optical transmission device, comprising a horizontal frame and a vertical frame, wherein the vertical frame is distributed along the surface of the rail, the horizontal frame spans between two guide rails, the horizontal frame and the vertical frame form a "T"-shaped structure as a whole, the horizontal frame and the vertical frame are both hollow structures, and the horizontal frame is connected to the vertical frame, and the bottom ends of the horizontal frame and the vertical frame are both equipped with walking wheels;

[0007] A plug-in column is vertically installed in the middle of the upper end of the longitudinal frame, the plug-in column is a hollow structure and is connected to the longitudinal frame; a column is plugged and installed on the outer side of the plug-in column, the column is a hollow structure, a machine head is installed on the upper end of the column, and the detector body is installed inside the machine head;

[0008] A carrier is installed on the inner wall of the column near the machine head, the inner wall of the longitudinal frame near the transverse frame, and the top of the transverse frame away from the longitudinal frame. The three carriers are distributed at right angles. An optical transmission device is installed on the carrier. The optical transmission device on the carrier near the machine head is connected to the detector body with silicone and metal sheets.

[0009] The above-mentioned portable contact network detector with an optical transmission device is adopted, and the detector body is a TGGT-DT-3 contact network intelligent detector. When the device is used, the longitudinal frame and the transverse frame can be moved on the guide rail by the walking wheels, and the contact network is detected by the TGGT-DT-3 contact network intelligent detector. Since the inner wall of the column near the head, the inner wall of the longitudinal frame near the transverse frame and the top of the transverse frame away from the longitudinal frame are all equipped with carriers, the three carriers are distributed at right angles, and an optical transmission device is installed on the carrier. The optical transmission device can realize wireless connection of the detector body and optical transmission of signals, without the use of external plug-ins, thereby ensuring stable and safe information transmission, facilitating the disassembly and assembly of the detector, helping to ensure the service life of the device, and improving the appearance of the device.

[0010] Preferably, the optical transmission device is divided into an optical signal sending module and a photosensitive signal receiving module, and the optical signal sending module and the photosensitive signal receiving module are butt-jointed by silicone and metal sheets.

[0011] Preferably, the optical signal sending module includes an optical signal transmitting tube and an optical signal voltage stabilizing circuit.

[0012] Preferably, the photosensitive signal receiving module comprises a photosensitive receiving tube and a light signal amplifying circuit.

[0013] Preferably, the carrier includes a first carrier block and a second carrier block, the first carrier block and the second carrier block form a right-angle structure, an insulating block is embedded in the surface of the first carrier block for installing the photosensitive signal receiving module, and an installation groove is provided through the surface of the second carrier block for installing the optical signal sending module.

[0014] Preferably, a push handle is installed on the upper end of the horizontal frame.

[0015] Preferably, the inner dimension of the column is equal to the outer dimension of the plug-in column, and a clearance fit is adopted.

[0016] Preferably, a locking hole is provided on the outer side of the plug-in column, a positioning hole is provided on the outer side of the column, a locking mechanism is installed on the outer side of the column, and the locking mechanism corresponds to the positioning hole;

[0017] The locking mechanism includes a support frame, which is in a horizontal "n"-shaped structure. A mounting hole is provided on the outer side of the support frame, and a locking column is slidably installed inside the mounting hole. The locking column corresponds to the positioning hole, and a pressure plate and a locking spring are installed on the outer side of the middle part of the locking column. The pressure plate is located inside the support frame, and the locking spring is located between the pressure plate and the inner wall of the support frame.

[0018] Preferably, a pull plate is installed at the outer end of the locking column.

[0019] Preferably, the outer diameter of the locking column is equal to the inner diameter of the positioning hole and the locking hole, and a clearance fit is adopted.

[0020] The beneficial effects are: the optical transmission device is installed inside the instrument through a carrier, the signal transmission of the detector body is realized through the optical transmission device, and the optical transmission wireless docking is utilized to facilitate the disassembly of the detector, which helps to ensure the service life of the detector and improve the appearance of the detector. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0022] Figure 1 It is a three-dimensional structural schematic diagram of the present invention;

[0023] Figure 2 It is a front view of the internal structure of the present invention;

[0024] Figure 3 It is an enlarged schematic diagram of the three-dimensional structure of the carrier of the present invention;

[0025] Figure 4 It is an enlarged schematic diagram of the plug-in column structure of the present invention.

[0026] The following are the descriptions of the reference numerals:

[0027] 1. Traveling wheel; 2. Horizontal frame; 3. Push handle; 4. Vertical frame; 5. Locking mechanism; 501. Pressing plate; 502. Carrying frame; 503. Pulling plate; 504. Locking column; 505. Mounting hole; 506. Locking spring; 6. Vertical column; 601. Positioning hole; 7. Machine head; 8. Detector body; 9. Optical transmission device; 901. Photosensitive signal receiving module; 902. Optical signal sending module; 10. Carrying body; 1001. First carrying block; 1002. Insulating block; 1003. Second carrying block; 1004. Mounting slot; 11. Plug column; 1101. Locking hole. DETAILED DESCRIPTION

[0028] To make the purpose, technical solution and advantages of the present invention clearer, the technical solution of the present invention will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the present invention.

[0029] See also Figure 1-Figure 4 As shown, the present invention provides a portable contact network detector with an optical transmission device, including a horizontal frame 2 and a vertical frame 4, the vertical frame 4 is distributed along the surface of the rail, the horizontal frame 2 spans between two guide rails, the horizontal frame 2 and the vertical frame 4 form a "T"-shaped structure as a whole, the horizontal frame 2 and the vertical frame 4 are both hollow structures, and the horizontal frame 2 is connected to the vertical frame 4, and the bottom ends of the horizontal frame 2 and the vertical frame 4 are both equipped with walking wheels 1;

[0030] A plug-in column 11 is vertically installed in the middle of the upper end of the vertical frame 4. The plug-in column 11 is a hollow structure and is connected to the vertical frame 4; a column 6 is plugged and installed outside the plug-in column 11. The column 6 is a hollow structure. A head 7 is installed on the upper end of the column 6, and a detector body 8 is installed inside the head 7;

[0031] A carrier 10 is installed on the inner wall of the column 6 near the machine head 7, on the inner wall of the longitudinal frame 4 near the transverse frame 2, and on the top of the transverse frame 2 away from the longitudinal frame 4. The three carriers 10 are distributed at right angles. An optical transmission device 9 is installed on the carrier 10. Optical signals are transmitted through the two optical transmission devices 9. The optical transmission device 9 on the carrier 10 near the machine head 7 is connected to the detector body 8 by using silicone and metal sheets.

[0032] As an optional implementation, the optical transmission device 9 is divided into an optical signal sending module 902 and a photosensitive signal receiving module 901, and the optical signal sending module 902 and the photosensitive signal receiving module 901 are electrically connected to realize the transmission of the optical signal.

[0033] The optical signal sending module 902 includes an optical signal transmitting tube and an optical signal voltage stabilizing circuit, and is used to convert an electrical signal into an optical signal and send the optical signal.

[0034] The photosensitive signal receiving module 901 includes a photosensitive receiving tube and a light signal amplifying circuit, and is used to receive light signals and convert the light signals into electrical signals.

[0035] The carrier body 10 includes a first carrier block 1001 and a second carrier block 1003. The first carrier block 1001 and the second carrier block 1003 form a right-angle structure. An insulating block 1002 is embedded in the surface of the first carrier block 1001 for installing the photosensitive signal receiving module 901. The surface of the second carrier block 1003 is penetrated by an installation groove 1004 for installing the optical signal sending module 902. This arrangement facilitates the realization of the photosensitive signal receiving module 901 and the optical signal sending module 902, thereby ensuring the accurate transmission of the optical signal.

[0036] A push handle 3 is installed at the upper end of the horizontal frame 2, so that it is convenient to push the device through the push handle 3 to achieve the movement of the device.

[0037] The inner dimension of the column 6 is equal to the outer dimension of the plug-in column 11 , and a clearance fit is adopted. This arrangement makes it easy to insert the column 6 into the outer side of the plug-in column 11 , thereby ensuring the stability of the column 6 .

[0038] A locking hole 1101 is provided on the outside of the plug-in column 11, a positioning hole 601 is provided on the outside of the column 6, a locking mechanism 5 is installed on the outside of the column 6, and the locking mechanism 5 corresponds to the positioning hole 601. The locking mechanism 5, the positioning hole 601 and the locking hole 1101 cooperate to realize the locking and fixing of the column 6 and the plug-in column 11, thereby ensuring the stability of the column 6;

[0039] The locking mechanism 5 includes a carrier frame 502, the carrier frame 502 is in a horizontal "n"-shaped structure, the outer side of the carrier frame 502 is provided with a mounting hole 505, the mounting hole 505 is slidably installed with a locking column 504, the locking column 504 corresponds to the positioning hole 601, and the outer side of the middle of the locking column 504 is installed with a pressing plate 501 and a locking spring 506, the pressing plate 501 is located inside the carrier frame 502, and the locking spring 506 is located between the pressing plate 501 and the inner wall of the carrier frame 502. When installing the column 6 , overcome the elastic force of the locking spring 506 to pull the locking column 504, so that the pressure plate 501 is away from the outside of the column 6, until the inner end of the locking column 504 completely enters the positioning hole 601, and the column 6 is inserted on the outside of the plug-in column 11, so that the positioning hole 601 is concentric with the locking hole 1101, and the locking column 504 is released. The elastic force of the locking spring 506 is used to push the pressure plate 501, so that the locking column 504 passes through the positioning hole 601 and is inserted into the locking hole 1101, thereby realizing the locking and fixation of the column 6 and the plug-in column 11.

[0040] A pull plate 503 is installed at the outer end of the locking column 504. This arrangement makes it easy to pull the locking column 504 through the pull plate 503, thereby assisting in locking and fixing the column 6 and the plug-in column 11.

[0041] The outer diameter of the locking column 504 is equal to the inner diameter of the positioning hole 601 and the locking hole 1101, and a clearance fit is adopted. This arrangement enables the locking column 504 to fully contact with the positioning hole 601 and the locking hole 1101, ensuring the stability of the locking and fixing of the column 6 and the plug-in column 11.

[0042] The above structure is adopted, and the detector body 8 is a TGGT-DT-3 contact network intelligent detector. When the device is used, the longitudinal frame 4 and the transverse frame 2 can be moved on the guide rail through the walking wheel 1, and the contact network is detected by the TGGT-DT-3 contact network intelligent detector. Since the inner wall of the column 6 is close to the machine head 7, the inner wall of the longitudinal frame 4 is close to the transverse frame 2, and the top of the transverse frame 2 is far from the longitudinal frame 4, a carrier 10 is installed. The three carriers 10 are distributed at right angles, and an optical transmission device 9 is installed on the carrier 10. The optical transmission device 9 can realize wireless connection and signal light transmission of the detector body 8 without the use of external plug-in cables, which facilitates the disassembly and assembly of the detector, ensures stable and safe signal transmission, helps to ensure the service life of the device, and improves the appearance of the device.

[0043] The above is only a specific embodiment of the present invention, but the protection scope of the present invention is not limited thereto. Any person skilled in the art can easily think of changes or substitutions within the technical scope disclosed by the present invention, which should be included in the protection scope of the present invention. Therefore, the protection scope of the present invention should be based on the protection scope of the claims.

Claims

1. A portable contact network detector with an optical transmission device, characterized in that: The invention comprises a transverse frame (2) and a longitudinal frame (4), wherein the longitudinal frame (4) is distributed along the surface of the rail, the transverse frame (2) spans between two guide rails, the transverse frame (2) and the longitudinal frame (4) form a "T"-shaped structure as a whole, the transverse frame (2) and the longitudinal frame (4) are both hollow structures, and the transverse frame (2) is connected to the longitudinal frame (4), the bottom ends of the transverse frame (2) and the longitudinal frame (4) are both equipped with walking wheels (1), and the upper end of the transverse frame (2) is equipped with a push handle (3); A plug-in column (11) is vertically installed in the middle of the upper end of the longitudinal frame (4); the plug-in column (11) is a hollow structure and is connected to the longitudinal frame (4); a column (6) is plugged and installed on the outer side of the plug-in column (11); the column (6) is a hollow structure; a head (7) is installed on the upper end of the column (6); and a detector body (8) is installed inside the head (7); The inner dimension of the upright post (6) is equal to the outer dimension of the plug-in post (11), and a clearance fit is adopted; The plug-in column (11) is provided with a locking hole (1101) on its outer side, the column (6) is provided with a positioning hole (601) on its outer side, and a locking mechanism (5) is installed on the outer side of the column (6), the locking mechanism (5) corresponding to the positioning hole (601); The locking mechanism (5) comprises a support frame (502), the support frame (502) is in a horizontal "n"-shaped structure, a mounting hole (505) is provided through the outside of the support frame (502), a locking column (504) is slidably installed inside the mounting hole (505), the locking column (504) corresponds to the positioning hole (601), a pressure plate (501) and a locking spring (506) are installed on the outside of the middle part of the locking column (504), the pressure plate (501) is located inside the support frame (502), and the locking spring (506) is located between the pressure plate (501) and the inner wall of the support frame (502); A pull plate (503) is installed at the outer end of the locking column (504); the outer diameter of the locking column (504) is equal to the inner diameter of the positioning hole (601) and the locking hole (1101), and a clearance fit is adopted; A carrier (10) is installed on the inner wall of the column (6) near the machine head (7), the inner wall of the longitudinal frame (4) near the transverse frame (2), and the top of the transverse frame (2) away from the longitudinal frame (4). The three carriers (10) are arranged at right angles. An optical transmission device (9) is installed on the carrier (10). The optical transmission device (9) on the carrier (10) near the machine head (7) is connected to the detector body (8). The optical transmission device (9) is divided into an optical signal sending module (902) and a photosensitive signal receiving module (901), the optical signal sending module (902) and the photosensitive signal receiving module (901) are connected to each other, the optical signal sending module (902) comprises an optical signal transmitting tube and an optical signal voltage stabilizing circuit, and the photosensitive signal receiving module (901) comprises a photosensitive receiving tube and an optical signal amplifying circuit; The carrier (10) comprises a first carrier block (1001) and a second carrier block (1003), wherein the first carrier block (1001) and the second carrier block (1003) form a right-angle structure, an insulating block (1002) is embedded in the surface of the first carrier block (1001) for mounting the photosensitive signal receiving module (901), and a mounting groove (1004) is provided through the surface of the second carrier block (1003) for mounting the optical signal sending module (902).

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