CN207597334U - A kind of railway switch idle space defroster - Google Patents

Abstract

The invention relates to an antifreeze device for a harmful space of a railway turnout, which belongs to the technical field of automatic detection and rapid ice melting equipment. A quarter of one end of the cross bar of the mechanical arm is installed on the support column, the other end of the mechanical arm is welded with a heating plate, and the top of one end of the mechanical arm is connected with the middle part of the support column by a steel rope. The support column A first vertical rod is installed on the top, a first radar is installed on the front of the top of the first vertical rod, a second radar is installed on the back of the top of the first vertical rod, a motor is installed inside the support column, Gears are installed on the rotating shaft of the motor, and relays and control circuit boards are installed inside the support column, which can detect and eliminate the harmful space of the turnout in real time around the clock, and the icing between the left and right wing rails and the frog center without manual labor. Real-time on-site survey effectively improves the safety of turnout driving.

Description

Antifreeze device for harmful space of railway turnout

technical field

The utility model relates to an antifreeze device for harmful spaces of railway turnouts, which belongs to the technical field of automatic detection and rapid ice melting equipment.

Background technique

The turnout is an important part of the railway track. It is an indispensable important equipment for the railway vehicles to transfer from one track to another. It has an indispensable position in the railway transportation business. With the development of the railway, the train's The speed is getting faster and faster. To ensure that the high-speed train passes through the turnout to change lanes smoothly, it is necessary to ensure that the turnout does not have any accidents. However, when entering winter, most areas of our country are affected by the hydrological climate, causing ice to appear in the harmful section of the railway turnout, especially in the plateau area, the thickness of the ice in the harmful section of the railway turnout will exceed the rail, and in the harmful section of the railway turnout, the ice thickness will exceed the rail. When there are foreign objects in the interval, it will cause a track-climbing accident of the high-speed train and cause unnecessary losses.

In the prior art, the workers check whether there is ice or snow on the turnout along the line. When the turnout is found to be icy, the worker uses a blowtorch to remove the ice and snow, that is, takes a small gas tank and burns it with fire to evaporate the ice and snow to dryness. The operating efficiency of this method is also relatively low, and the required personnel are many, and the burden is heavy, and employees need to go to survey along the line from time to time, resulting in missed inspections and false inspections, and cannot completely check the frozen turnouts.

Utility model content

In view of the above problems, the technical problem to be solved by the utility model is to provide an antifreeze device for harmful spaces of railway turnouts.

The antifreeze device for harmful spaces of railway turnouts of the utility model includes a mechanical arm, a first radar, a second radar, a first vertical rod, a gear, a steel rope, a motor, a relay, a control circuit board, a support column, and a first icing sensor , the second icing sensor, the third icing sensor, heating plate, fan, temperature sensor, rain and snow sensor, plastic box, heating wire, metal aluminum box, heat-conducting silica gel, second vertical rod, inner ring gear, horizontal bar, The first relay, the second relay and the third relay, a quarter of one end of the cross bar of the mechanical arm is installed on the support column, the other end of the mechanical arm is welded with a heating plate, and the top of one end of the mechanical arm is passed through a steel The rope is connected to the middle part of the support column, the first vertical bar is installed on the support column, the first radar is installed on the front of the top of the first vertical bar, and the second radar is installed on the back of the top of the first vertical bar. For the radar, a motor is installed inside the support column, a gear is installed on the rotating shaft of the motor, and a relay and a control circuit board are installed inside the support column.

The mechanical arm is composed of a second vertical bar, an internal ring gear and a cross bar, the horizontal bar is placed horizontally on the supporting column, and a quarter of one end of the horizontal bar is internally provided with an internal ring gear, The second vertical rod is made of a hollow square steel pipe, a fan is installed inside the second vertical rod, and the upper half of one side of the second vertical rod is set as a shutter, and the windows are all downward , one end of the second vertical bar is welded to the cross bar, and the other end is welded to the top of the heating plate.

The first icing sensor is installed on the track bed between the right wing rail and the frog core, the second icing sensor is installed on the track bed between the left wing rail and the frog core, and the third node The ice sensor is installed on the ballast bed under the harmful space of the turnout. The first icing sensor, the second icing sensor and the third icing sensor have the same structure and are all composed of a plastic box, a temperature sensor and a rain and snow sensor. The rain and snow sensor and the temperature sensor are inlaid on the upper surface of the plastic box, and the first icing sensor, the second icing sensor and the third icing sensor are electrically connected with the control circuit board.

The heating plate is composed of a heating wire, a metal aluminum box and a heat-conducting silica gel. The heating wires are evenly arranged in the metal aluminum box, and the heating wire is separated from each surface inside the metal aluminum box by the heat-conducting silica gel. A louver window is opened on the bottom surface of the heating plate, and the louver window is downward, and an air inlet hole having the same size as the aperture of the second vertical rod is opened on the top surface of the heating plate.

The relay is composed of a first relay, a second relay and a third relay, and the first relay, the second relay and the third relay all adopt 220V AC small intermediate relays, and the control circuit board is connected with the first relay respectively. A relay, a second relay and a third relay control the connection.

The beneficial effects of the utility model: the antifreeze device for the harmful space of the railway turnout detects the freezing of the harmful space of the turnout, the left and right wing rails and the frog center by installing the same icing sensor between the harmful space of the turnout, the left and right wing rails and the frog center In the icing state, when the harmful space of the turnout is detected or there is ice between the left and right wing rails and the frog center, the motor will move the heating plate on the mechanical arm to the turnout harmful space or the ice is formed between the left and right wing rails and the frog center When the icing sensor does not detect the harmful space of the turnout or there is icing between the left and right wing rails and the frog center, the motor will move the heating plate on the mechanical arm to the edge of the roadbed surface. At the same time, when When the radar detects a train coming 300 meters ahead, the motor immediately moves the heating plate on the robotic arm to the edge of the roadbed surface to prevent the train from colliding with the robotic arm. It can detect and eliminate the harmful space of the turnout and the left and right wing rails in real time around the clock. There is no need for manual real-time on-site surveys for the icing between frog centers, which effectively improves the safety of turnout driving.

Description of drawings

Fig. 1 is the installation diagram of the utility model.

Fig. 2 is a structural diagram of the mechanical arm of the present invention.

Fig. 3 is a structural diagram of the heating plate of the present invention.

Fig. 4 is a schematic diagram of the bottom surface of the heating plate of the present invention.

Fig. 5 is a schematic diagram of the top surface of the heating plate of the present invention.

Fig. 6 is a structural diagram of the first icing sensor of the present invention.

Fig. 7 is a structural diagram of the relay of the present invention.

Fig. 8 is a working principle diagram of the utility model.

Reference signs: mechanical arm 1, first radar 2, second radar 3, first vertical rod 4, gear 5, steel rope 6, motor 7, relay 8, control circuit board 9, support column 10, first icing Sensor 11, second icing sensor 12, third icing sensor 13, heating plate 14, fan 15, temperature sensor 16, rain and snow sensor 17, plastic box 18, heating wire 19, metal aluminum box 20, heat-conducting silica gel 21, The second vertical bar 22, the inner ring gear 23, the cross bar 24, the first relay 25, the second relay 26, the third relay 27, the right wing rail a, the left wing rail b, the frog center c, the turnout harmful space d, A stock Track e, B share track f, C share track g.

Detailed ways

The utility model will be described in detail through the following specific embodiments in conjunction with the accompanying drawings.

As shown in Figures 1 to 8, this embodiment adopts the following technical solutions: it includes a mechanical arm 1, a first radar 2, a second radar 3, a first vertical rod 4, a gear 5, a steel rope 6, a motor 7, Relay 8, control circuit board 9, support column 10, first icing sensor 11, second icing sensor 12, third icing sensor 13, heating plate 14, fan 15, temperature sensor 16, rain and snow sensor 17, plastic Box 18, heating wire 19, metal aluminum box 20, heat-conducting silica gel 21, second vertical bar 22, inner ring gear 23, cross bar 24, first relay 25, second relay 26 and third relay 27, the mechanical A quarter of one end of the cross bar 24 of the arm 1 is installed on the support column 10, the other end of the mechanical arm 1 is welded with a heating plate 14, and the top of one end of the mechanical arm 1 is connected with the middle part of the support column 10 by a steel rope 6. Balance the mechanical arm 1 on the support column 10, the first vertical bar 4 is installed on the support column 10, the first radar 2 is installed on the front of the top of the first vertical bar 4, the first vertical bar 4 A second radar 3 is installed behind the top of the rod 4, a motor 7 is installed inside the support column 10, a gear 5 is installed on the rotating shaft of the motor 7, and a relay 8 and a control system are installed inside the support column 10. Circuit board 9, described first radar 2 is used for detecting the incoming vehicle information of A stock track e, and the second radar 3 is used for detecting the incoming vehicle information on B stock track f, C stock track g, first radar 2 and The incoming vehicle information collected by the second radar 3 is all sent to the control circuit board 9 .

The mechanical arm 1 is composed of a second vertical bar 22, an inner ring gear 23 and a cross bar 24. The cross bar 24 is placed horizontally on the support column 10 to drive the heating plate 14 to rotate. The said cross bar A quarter of one end of 24 is internally provided with an internal ring gear 23, which is used to drive the cross bar 24 to rotate with the gear 5 on the rotating shaft of the motor 7, thereby driving the heating plate 14 to rotate, and the second vertical bar 22 It is made of a hollow square steel pipe, and a fan 15 is installed inside the second vertical bar 22 to blow the heat in the heating plate 14 to the harmful space of the turnout or the place where ice is formed between the left and right wing rails and the frog center d. Heating, the upper half of one side of the second vertical rod 22 is set as a louver, and the windows are all downward, so as to provide air for the fan 15, and one end of the second vertical rod 22 is welded to the cross bar 24, The other end is welded to the top of the heating plate 14 .

The first icing sensor 11 is installed on the track bed between the right wing rail a and the frog center c, and the second icing sensor 12 is installed on the track bed between the left wing rail b and the frog center c, The third icing sensor 13 is installed on the ballast bed under the harmful space d of the turnout. The first icing sensor 11, the second icing sensor 12 and the third icing sensor 13 have the same structure and are all made of plastic boxes. 18. It consists of a temperature sensor 16 and a rain and snow sensor 17. The rain and snow sensor 17 and the temperature sensor 16 are inlaid on the upper surface of the plastic box 18. The first icing sensor 11 is used to detect the difference between the right wing rail a and the frog center c. The second icing sensor 12 is used to detect the icing state between the left wing rail b and the frog center c, and the third icing sensor 13 is used to detect the icing state of the harmful space d of the switch. The first icing sensor 11, the second icing sensor 12 and the third icing sensor 13 are electrically connected to the control circuit board 9, and the first icing sensor 11, the second icing sensor 12 and the third icing sensor 13 will The collected icing information is sent to the control circuit board 9 .

The heating plate 14 is composed of a heating wire 19, a metal aluminum box 20 and a heat-conducting silica gel 21. The heating wire 19 is evenly arranged in the metal aluminum box 20, and the heating wire 19 and the metal aluminum box are connected by the heat-conducting silica gel 21. Each surface inside 20 is isolated to prevent the heating wire 19 from transferring electricity to the metal aluminum box 20. The bottom surface of the heating plate 14 has a louver window 14-1, and the louver window 14-1 is downward, so that the fan 15 will The heat of the heating wire 19 is transported out, and the top surface of the heating plate 14 is opened with an air inlet 14-2 of the same size as the aperture of the second vertical rod 22, so that the fan 15 in the second vertical rod 22 can blow the wind to On the heating wire 19.

Described relay 8 is made up of first relay 25, second relay 26 and the 3rd relay 27, and described first relay 25, second relay 26 and the 3rd relay 27 all adopt 220V alternating current small intermediate relay, described The control circuit board 9 is connected with the first relay 25, the second relay 26 and the third relay 27 respectively, and the control circuit board 9 controls the first relay 25 to supply the 220V city power to the motor 7, and controls the second relay 26 to supply the 220V city power to the motor 7. Electricity is supplied to the heating plate 14 , and the third relay 27 is controlled to supply the 220V commercial power to the fan 15 .

The control circuit board 9 adopts STM32F103 as the core, and is used to process the icing information transmitted by the first icing sensor 11, the second icing sensor 12, and the third icing sensor 13 and the first radar 2 and the second radar 3. Detect the incoming vehicle information, and control the steering of the motor 7.

The working principle is: when the first icing sensor 11 detects that there is ice between the right wing rail a and the frog center c, the control circuit board 9 controls the motor 7 to move the heating plate 14 on the mechanical arm 1 to the right wing rail a and the frog center c. Heating between the center c; when the second icing sensor 12 detects ice between the left wing rail b and the frog core c, the control circuit board 9 controls the motor 7 to move the heating plate 14 on the mechanical arm 1 to the left wing rail b Heating between frog center c; when the third icing sensor 13 detects ice in the harmful space d of the switch, the control circuit board 9 controls the motor 7 to move the heating plate 14 on the mechanical arm 1 to the harmful space d of the switch for heating .

The first icing sensor 11 did not detect the icing between the right wing rail a and the frog center c, and the second icing sensor 12 did not detect the icing between the left wing rail b and the frog center c, and the third icing When the sensor 13 does not detect that the harmful space d of the turnout is icing, or the first radar 2 detects that there is an incoming vehicle information at 300 meters ahead of the A-share track e, or the second radar 3 detects that there is an incoming vehicle at the 300-meter place ahead of the B-share track f. car information, or when the second radar 3 detects the incoming car information at 300 meters ahead of the C stock track g, the control circuit board 9 controls the motor 7 to move the heating plate 14 on the mechanical arm 1 to the roadbed surface limit at once to prevent the train Collision with the mechanical arm 1, wherein, the first radar 2 and the second radar 3 detect incoming vehicle information by the control circuit board 9 with priority.

The basic principles and main features of the present utility model and the advantages of the present utility model have been shown and described above. Those skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions only illustrate the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model The new model also has various changes and improvements, and these changes and improvements all fall within the scope of the claimed utility model. The scope of protection required by the utility model is defined by the appended claims and their equivalents.

Claims (5)

1. a kind of railway switch idle space defroster, it is characterised in that：It includes mechanical arm（1）, the first radar（2）, Two radars（3）, the first montant（4）, gear（5）, steel cable（6）, motor（7）, relay（8）, control circuit board（9）, support column （10）, the first freezing sensor（11）, the second freezing sensor（12）, third freezing sensor（13）, heating plate（14）, fan （15）, temperature sensor（16）, sleet sensor（17）, plastic casing（18）, heating wire（19）, metallic aluminium box（20）, thermal conductive silicon Glue（21）, the second montant（22）, ring gear（23）, cross bar（24）, the first relay（25）, the second relay（26）With third after Electric appliance（27）, the mechanical arm（1）Cross bar（24）Support column is mounted at a quarter of one（10）On, mechanical arm （1）Other end be welded with heating plate（14）, mechanical arm（1）The top of one passes through steel cable（6）With support column（10）Middle part connects It connects, the support column（10）On the first montant is installed（4）, first montant（4）First is equipped with before top Radar（2）, first montant（4）Second radar is installed behind top（3）, the support column（10）Inside installation There is motor（7）, the motor（7）Shaft on gear is installed（5）, the support column（10）Inside is equipped with relay （8）And control circuit board（9）.

2. a kind of railway switch idle space defroster according to claim 1, it is characterised in that：The mechanical arm （1）By the second montant（22）, ring gear（23）And cross bar（24）Composition, the cross bar（24）Traverse is in support column（10）On, The cross bar（24）Ring gear is internally provided at a quarter of one（23）, second montant（22）Using hollow Rectangular steel tube be made, second montant（22）Inside is equipped with fan（15）, second montant（22）Side Top half be set as shutter, and window is all downward, second montant（22）One and cross bar（24）Welding, separately One and heating plate（14）Top welding.

3. a kind of railway switch idle space defroster according to claim 1, it is characterised in that：First knot Ice sensor（11）Mounted on right flank rail（a）With frog centre（c）Between railway roadbed on, second freezing sensor（12）Peace Mounted in left wing's rail（b）With frog centre（c）Between railway roadbed on, the third freezing sensor（13）Sky is harmful to mounted on track switch Between（d）Under railway roadbed on, first freezing sensor（11）, the second freezing sensor（12）With third freezing sensor （13）Structure is identical, by plastic casing（18）, temperature sensor（16）With sleet sensor（17）Composition, sleet sensing Device（17）And temperature sensor（16）It is embedded in plastic casing（18）Upper surface, first freezing sensor（11）, second Freezing sensor（12）With third freezing sensor（13）With control circuit board（9）Electrical connection.

4. a kind of railway switch idle space defroster according to claim 1, it is characterised in that：The heating plate （14）It is by heating wire（19）, metallic aluminium box（20）And heat conductive silica gel（21）Composition, the heating wire（19）It is evenly spaced in Metallic aluminium box（20）It is interior, by heat conductive silica gel（21）By heating wire（19）With metallic aluminium box（20）Internal each face keeps apart, institute The heating plate stated（14）Bottom surface open shutter（14-1）, and shutter window（14-1）Downwards, the heating plate（14） Top surface open one and the second montant（22）An equal amount of air inlet hole in aperture（14-2）.

5. a kind of railway switch idle space defroster according to claim 1, it is characterised in that：The relay （8）It is by the first relay（25）, the second relay（26）With third relay（27）Composition, first relay （25）, the second relay（26）With third relay（27）Using 220V AC small intermediate relays, control electricity Road plate（9）Respectively with the first relay（25）, the second relay（26）With third relay（27）Control connection.