CN203528321U - Touch sensing device of railway tunnel contact grid racks - Google Patents
Touch sensing device of railway tunnel contact grid racks Download PDFInfo
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- CN203528321U CN203528321U CN201320670551.XU CN201320670551U CN203528321U CN 203528321 U CN203528321 U CN 203528321U CN 201320670551 U CN201320670551 U CN 201320670551U CN 203528321 U CN203528321 U CN 203528321U
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- sensing device
- railway tunnel
- connecting rods
- touch sensing
- contact grid
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Abstract
The utility mode relates to a touch sensing device of railway tunnel contact grid racks. The touch sensing device of the railway tunnel contact grid racks comprises a fixing unit, a parallelogram buffering assembly, a power supply line guide assembly and travel switches. The fixing unit is used for mounting fixing connecting rods and support rods; the parallelogram buffering assembly is composed of six connecting rods, a round support rod and a compression spring, the six connecting rods comprise four long connecting rods, the two long connecting rods on each side are connected with an extending spring, the round support rod is mounted inside support connecting rods and provided with the compression spring, and the upper end of the round support rod is threadedly fixed onto a base; the power supply line guide assembly comprises two guide pulleys, and power supply lines are arranged inside the groove of the guide pulleys; the four travel switches are used for completing touch sensing of various types of contact grid racks. The touch sensing device of the railway tunnel contact grid racks is compact in structure, light in weight and convenient to assemble and disassemble; the parallelogram buffering assembly serves as a buffering structure, so that the touch sensing device of the railway tunnel contact grid racks can work more reliably, more table and more safely; besides, the touch sensing device of the railway tunnel contact grid racks can automatically and accurately determine the position of the contact grid racks and achieve automatic detection of linings of tunnels.
Description
Technical field
The utility model relates to a kind of railway tunnel contact rack touching sensing device.The radical function of this device is by travel switch, to touch mode railway tunnel contact rack is carried out to perception, determine the position of contact rack, and transmit corresponding switching value signal, according to signal source, judge that tunnel lining detects radar and whether approaches or leave contact rack, realize radar in testing process to automatically the dodging of contact system frame, to improve the degree of automation of whole tunnel lining detecting device.
Background technology
In constructing tunnel process, tunnel lining quality is the important leverage of safe train operation, and contact rack is the important device that hangs railway locomotive supply line, because it is arranged on railway tunnel vault, can affect the detection of tunnel vault lining cutting.Thereby the many modes by artificial hand-held detection radar of the detection of at present state's inside lining detect tunnel lining and carry out operation detection radar fast lifting the dodging of net-fault frame that achieve a butt joint by the position that visual inspection contacts rack.In electrified railway tunnels, supply line is suspended on contact rack and locomotive is powered, will be at tunnel vault installing contact net frame every a segment distance.In this case, if with the naked eye carry out the judgement that contact system chord position is put, this kind of mode of operation intensity is larger, is easy to cause erroneous judgement and has certain potential safety hazard.In order to address this problem, must touch sensing device by a kind of railway tunnel contact system of design, by this device, can reliably judge exactly the position of contact rack, judgement detects radar and whether approaches or leave contact rack, and produce corresponding on-off signal, by judgement signal source, detect radar with the mode of fast lifting automatically the dodging of net-fault frame that achieve a butt joint, thereby improve the degree of automation that railway tunnel lining detects.
Summary of the invention
The purpose of this utility model is the problem that in the past detects tunnel lining existence by the mode of artificial hand-held detection radar in order to solve, and a kind of compact conformation is provided, can accurately and reliably judges that contact system chord position puts, and the railway tunnel that can automatically detect tunnel lining contact rack touching sensing device.
In order to achieve the above object, the technical scheme that the utility model is taked is: a kind of railway tunnel contact rack touching sensing device is provided, comprise connecting element, parallelogram Buffer Unit, supply line directing assembly and travel switch, the bottom of described connecting element and top are provided with for the hole of stationary links is installed, and a side of connecting element is processed with the hole for being connected with strut bar; Described parallelogram Buffer Unit contains a stationary links, four long connecting rods and a support link, and circle strut and Compress Spring, wherein the upper end of stationary links is processed with outside thread, stationary links, through the bottom of connecting element and the hole at top, is fixed on connecting element by spring cotter B and fluted nut B; In described stationary links and support link, be all processed with two through holes, four long connecting rod two ends are fixed in stationary links and support link by bolt D and flange nut D respectively; Rear four long connecting rods are installed all can move on bolt D; On two long connecting rods of homonymy, respectively by bolt A, be connected an extension spring with flange nut A; In described support link, be set with round strut, the upper and lower end of circle strut is all processed with screw thread, and the upper end of circle strut is arranged on base by screw thread, and spring cotter A and fluted nut A are equipped with in the lower end of circle strut; On circle strut, lay Compress Spring, one end of Compress Spring contacts with base, the other end and support link top end contact; Described supply line directing assembly contains guide pulley, needle bearing, axle sleeve, connecting panel and base, described connecting panel has two, be welded on symmetrically on base, two guide pulley are installed between two connecting panels, guide pulley is enclosed within on needle bearing, axle sleeve is arranged on the both sides of needle bearing, bolt C is successively through connecting panel, axle sleeve, needle bearing and symmetrical opposite side axle sleeve, connecting panel, and fix with nut C, in guide pulley, be processed with groove, supply line is positioned at the groove of guide pulley; Described travel switch is fixed on the outside of connecting panel by bolt B and nut B.
One side of described base is provided with aviation socket, the switching value signal of travel switch by aviation socket with corresponding plug, be connected wire and provide to the external world.
Described travel switch has four, and model is identical.
The Main Function of the utility model device is that whether identification detection radar is toward or away from the contact rack on tunnel vault and sends respective switch signal in railway tunnel lining testing process, thereby detection radar carries out fast lifting according to corresponding signal completes the work of automatically dodging contact rack, guarantees carrying out smoothly of tunnel vault lining.This device is arranged on respectively while using and detects both sides, radar front and back, all keeps fixed range and will guarantee enough setting height(from bottom)s with radar.The testing process of the utility model device is: device is along the supply line walking being suspended on contact rack, the supply line being suspended on contact rack passes through guide pulley groove surfaces, and the effect of one group of guide pulley is to allow the course of whole device and supply line be consistent, in traveling process, this device can be smoothly by the obstacles such as suspension clamp on supply line, when running into contact rack, the travel switch being arranged on connecting panel touches contact rack, travel switch can produce corresponding switching value signal, switching value signal is by socket and the corresponding plug thereof installed on base, connecting wire transmits to the external world, by the Analysis and judgments of switch amount signal, can predict in advance the position of contact rack, judgement detects radar and whether approaches or leave contact rack, thereby then detecting radar just can make the action such as fast lifting and realize the function of automatically dodging contact rack, automatically complete the detection to railway tunnel lining, improved the automatization level that tunnel lining detects.
Railway tunnel contact rack touching sensing device tool of the present utility model has the following advantages:
(1) this device utilizes parallelogram Buffer Unit as its buffer structure, makes device in actual condition, and reliability is higher, and stability is better, and safety is stronger.
(2) this device is provided with 4 travel switches, can automatic accurately judge reliably that contact system chord position puts, and to realizing tunnel lining, detects automation and has very high practical value.A plurality of travel switches, can complete the touching perception to dissimilar contact rack simultaneously, applied widely.
(3) this apparatus structure compact, lightweight, facilitate installation and removal.
Accompanying drawing explanation
Fig. 1 is railway tunnel contact rack touching sensing device surface structure schematic diagram of the present utility model.
Fig. 2 railway tunnel contact of the present utility model rack touching sensing device structure master looks schematic diagram.
Fig. 3 is that schematic diagram is looked on the left side that Fig. 2 is.
Fig. 4 is the schematic top plan view of Fig. 2.
Fig. 5 is device of the present utility model and a kind of contact system shelf structure view while being used in conjunction with.
Fig. 6 is device of the present utility model and the another kind of contact system shelf structure view while being used in conjunction with.
In above-mentioned figure: 1-connecting element, 2-stationary links, 3-long connecting rod, 4-extension spring, 5-bolt A, 6-flange nut A, 7-spring cotter A, 8-fluted nut A, 9-support link, 10-circle strut, 11-Compress Spring, 12-aviation socket, 13-travel switch, 14-bolt B, 15-nut B, 16-nut C, 17-bolt C, 18-guide pulley, 19-needle bearing, 20-connecting panel, 21-axle sleeve, 22-base, 23-spring cotter B, 24-fluted nut B, 25-bolt D, 26-flange nut D, 27-supply line, 28-suspension clamp, 29-contact rack touching sensing device, 30-strut bar, 31-contact rack.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
Embodiment 1: the utility model railway tunnel contact rack touching sensing device 29, its structure as shown in Figure 1,2,3, 4, comprise connecting element 1, parallelogram Buffer Unit, supply line directing assembly and travel switch 13, the bottom of described connecting element 1 and top are provided with for the hole of stationary links 2 is installed, and a side of connecting element 1 is processed with the hole for being connected with strut bar 30; Connecting element 1 is fixed on the strut bar 30 of building according to operating mode; Strut bar 30 can be selected aluminium profile, and referring to Fig. 5, thereby the strut bar of aluminium profile 30 is connected and plays the effect that support contacts rack touching sensing device 29 with connecting element 1.
Described parallelogram Buffer Unit contains a stationary links 2, four long connecting rods 3 and support link 9, and round strut 10 and Compress Spring 11, wherein the upper end of stationary links 2 is processed with outside thread, locking effect is fixed and played to stationary links 2, through the bottom of connecting element 1 and the hole at top, by spring cotter B23 and fluted nut B24.Four long connecting rod 3 two ends are separately fixed in stationary links 2 and support link 9, in described stationary links 2 and support link 9, be all processed with two through holes, the both sides of stationary links 2, support link 9 are respectively provided with two long connecting rods 3 by bolt D25 and flange nut D26, will guarantee that four long connecting rods 3 can move on bolt D25 during installation; On two long connecting rods 3 of homonymy, by bolt A5, be connected an extension spring 4 with flange nut A6; In described support link 9, be set with round strut 10, the upper and lower end of circle strut 10 is all processed with screw thread, the mode that the upper end of circle strut 10 is threaded connection is arranged on base 22, the lower end of circle strut 10 is provided with spring cotter A7 and fluted nut A8, prevent that support link 9 from skidding off, and plays position-limiting action to support link 9; On circle strut 10, lay Compress Spring 11, one end of Compress Spring 11 contacts with base 22, and the other end and support link 9 top end contacts, play buffer action.
Described supply line directing assembly contains guide pulley 18, needle bearing 19, axle sleeve 21, connecting panel 20 and base 22, described connecting panel 20 has two, be welded on symmetrically on base 22, two guide pulley 18 are installed between two connecting panels 20, guide pulley 18 is enclosed within on needle bearing 19, axle sleeve 21 is arranged on the both sides of needle bearing 19, bolt C17 is successively through connecting panel 20, axle sleeve 21, needle bearing 19 and symmetrical opposite side axle sleeve 21, connecting panel 20, and fix with nut C16, in guide pulley 18, be processed with groove, supply line 27 is positioned at the groove of guide pulley 18, in Fig. 2 and Fig. 3, guide pulley 18 dotted portion is above supply line 27 and suspension clamp 28.A described base plate 22 wherein side is provided with aviation socket 12, facilitates the connection of signal wire (SW).
Described travel switch 13 is fixed on the outside of connecting panel 20 by bolt B 14 and nut B15.Be provided with the travel switch 13 of four same model.When travel switch 13 touches the contact rack 31 in railway tunnel, just produce corresponding switching value signal, by judgement signal, originate, make to detect radar with the mode of fast lifting automatically the dodging of net-fault frame 31 that achieve a butt joint.
Embodiment 2: state when the utility model railway tunnel contact rack touching sensing device 29 is used, as shown in Figure 5,6, two 18 pairs of guide pulley are suspended on the supply line 27 contacting on rack 31 and have fixing and guiding function.Its applicable supply line minimum diameter is 10.8mm, and maximum gauge is 14.4mm, substantially meets supply line specification requirement in railway transportation.Because the structure of the contact rack 31 in tunnel is different; respectively as shown in Figure 5 and Figure 6; in order to ensure its safety; four travel switches 13 are installed on two connecting panels 20; two travel switches 13 are installed on every side connecting plate 20; when a travel switch 13 lost efficacy, another travel switch 13 plays a protective role.In addition, in real work, use two contact rack touching sensing devices 29, be arranged on respectively and detect radar front and back and keep certain distance with detection radar, and guarantee enough setting height(from bottom)s.Former and later two contact racks touching sensing devices 29 all can produce corresponding switching value signal when touching contact rack 31, thereby are originated and can accurately and reliably be judged that detection radar is to be toward or away to contact rack 31 automatically the dodging of net-fault frame that achieve a butt joint by judgement signal.
Claims (3)
1. a railway tunnel contact rack is touched sensing device, comprise connecting element, parallelogram Buffer Unit, supply line directing assembly and travel switch, it is characterized in that: the bottom of described connecting element and top are provided with for the hole of stationary links is installed, and a side of connecting element is processed with the hole for being connected with strut bar; Described parallelogram Buffer Unit contains a stationary links, four long connecting rods and a support link, and circle strut and Compress Spring, wherein the upper end of stationary links is processed with outside thread, stationary links, through the bottom of connecting element and the hole at top, is fixed on connecting element by spring cotter B and fluted nut B; In described stationary links and support link, be all processed with two through holes, four long connecting rod two ends are fixed in stationary links and support link by bolt D and flange nut D respectively; Rear four long connecting rods are installed all can move on bolt D; On two long connecting rods of homonymy, respectively by bolt A, be connected an extension spring with flange nut A; In described support link, be set with round strut, the upper and lower end of circle strut is all processed with screw thread, and the upper end of circle strut is arranged on base by screw thread, and spring cotter A and fluted nut A are equipped with in the lower end of circle strut; On circle strut, lay Compress Spring, one end of Compress Spring contacts with base, the other end and support link top end contact; Described supply line directing assembly contains guide pulley, needle bearing, axle sleeve, connecting panel and base, described connecting panel has two, be welded on symmetrically on base, two guide pulley are installed between two connecting panels, guide pulley is enclosed within on needle bearing, axle sleeve is arranged on the both sides of needle bearing, bolt C is successively through connecting panel, axle sleeve, needle bearing and symmetrical opposite side axle sleeve, connecting panel, and fix with nut C, in guide pulley, be processed with groove, supply line is positioned at the groove of guide pulley; Described travel switch is fixed on the outside of connecting panel by bolt B and nut B.
2. a kind of railway tunnel contact rack according to claim 1 is touched sensing device, it is characterized in that: a side of described base is provided with aviation socket, the switching value signal of travel switch by aviation socket with corresponding plug, be connected wire and provide to the external world.
3. a kind of railway tunnel contact rack touching sensing device according to claim 1, is characterized in that: described travel switch has four, and model is identical.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670551.XU CN203528321U (en) | 2013-10-28 | 2013-10-28 | Touch sensing device of railway tunnel contact grid racks |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320670551.XU CN203528321U (en) | 2013-10-28 | 2013-10-28 | Touch sensing device of railway tunnel contact grid racks |
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| Publication Number | Publication Date |
|---|---|
| CN203528321U true CN203528321U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320670551.XU Expired - Fee Related CN203528321U (en) | 2013-10-28 | 2013-10-28 | Touch sensing device of railway tunnel contact grid racks |
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| CN (1) | CN203528321U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021527A (en) * | 2015-08-10 | 2015-11-04 | 苏州优谱德精密仪器科技有限公司 | Novel oil product detection device |
| CN107234985A (en) * | 2017-06-19 | 2017-10-10 | 西南交通大学 | A kind of railway tunnel automatic deicer and its de-icing method |
| CN108680495A (en) * | 2018-05-03 | 2018-10-19 | 广西交通工程检测有限公司 | A kind of highway and Tunnel testing auxiliary device |
| CN109057382A (en) * | 2018-08-13 | 2018-12-21 | 宁波华众和创工业设计有限公司 | A kind of interior decoration metope ash-shoveling device |
| US10272929B2 (en) | 2016-05-11 | 2019-04-30 | Progress Rail Locomotive Inc. | System and apparatus to maintain minimum clearance between train and railway infrastructure |
| CN110820440A (en) * | 2019-12-09 | 2020-02-21 | 河南伯淼水处理有限公司 | Hydraulic breaking device for wide seam of track |
| CN110872793A (en) * | 2019-08-08 | 2020-03-10 | 河南伯淼水处理有限公司 | Hydraulic device for breaking high-speed rail base plate |
-
2013
- 2013-10-28 CN CN201320670551.XU patent/CN203528321U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105021527A (en) * | 2015-08-10 | 2015-11-04 | 苏州优谱德精密仪器科技有限公司 | Novel oil product detection device |
| CN105021527B (en) * | 2015-08-10 | 2018-04-27 | 苏州优谱德精密仪器科技有限公司 | A kind of Novel oil product detection device |
| US10272929B2 (en) | 2016-05-11 | 2019-04-30 | Progress Rail Locomotive Inc. | System and apparatus to maintain minimum clearance between train and railway infrastructure |
| CN107234985A (en) * | 2017-06-19 | 2017-10-10 | 西南交通大学 | A kind of railway tunnel automatic deicer and its de-icing method |
| CN107234985B (en) * | 2017-06-19 | 2023-03-21 | 西南交通大学 | Automatic deicing device and deicing method for railway tunnel |
| CN108680495A (en) * | 2018-05-03 | 2018-10-19 | 广西交通工程检测有限公司 | A kind of highway and Tunnel testing auxiliary device |
| CN109057382A (en) * | 2018-08-13 | 2018-12-21 | 宁波华众和创工业设计有限公司 | A kind of interior decoration metope ash-shoveling device |
| CN110872793A (en) * | 2019-08-08 | 2020-03-10 | 河南伯淼水处理有限公司 | Hydraulic device for breaking high-speed rail base plate |
| CN110820440A (en) * | 2019-12-09 | 2020-02-21 | 河南伯淼水处理有限公司 | Hydraulic breaking device for wide seam of track |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140409 Termination date: 20161028 |
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| CF01 | Termination of patent right due to non-payment of annual fee |