CN202280001U - Railway tunnel hole wall edge ice-melting device - Google Patents
Railway tunnel hole wall edge ice-melting device Download PDFInfo
- Publication number
- CN202280001U CN202280001U CN2011203978003U CN201120397800U CN202280001U CN 202280001 U CN202280001 U CN 202280001U CN 2011203978003 U CN2011203978003 U CN 2011203978003U CN 201120397800 U CN201120397800 U CN 201120397800U CN 202280001 U CN202280001 U CN 202280001U
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- wall edge
- heating cable
- heating
- railway tunnel
- extrusion molding
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- 238000002844 melting Methods 0.000 title abstract 5
- 238000010438 heat treatment Methods 0.000 claims abstract description 98
- 238000001125 extrusion Methods 0.000 claims description 27
- 229910000838 Al alloy Inorganic materials 0.000 claims description 15
- 239000000126 substance Substances 0.000 claims description 11
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 10
- 239000011707 mineral Substances 0.000 claims description 10
- 239000002966 varnish Substances 0.000 claims description 10
- 239000004033 plastic Substances 0.000 claims description 9
- 229920003023 plastic Polymers 0.000 claims description 9
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 8
- 239000008397 galvanized steel Substances 0.000 claims description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 7
- 239000000741 silica gel Substances 0.000 claims description 7
- 229910002027 silica gel Inorganic materials 0.000 claims description 7
- 229920005372 Plexiglas® Polymers 0.000 claims description 4
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 4
- 239000000853 adhesive Substances 0.000 claims description 3
- 230000001070 adhesive effect Effects 0.000 claims description 3
- 239000004570 mortar (masonry) Substances 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 238000005507 spraying Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 3
- 230000008018 melting Effects 0.000 abstract 2
- 230000005855 radiation Effects 0.000 abstract 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 238000013461 design Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000007921 spray Substances 0.000 description 3
- 230000002528 anti-freeze Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 208000032765 Device extrusion Diseases 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000003712 anti-aging effect Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 239000000155 melt Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000005413 snowmelt Substances 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
- 230000003245 working effect Effects 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/30—Adapting or protecting infrastructure or their operation in transportation, e.g. on roads, waterways or railways
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- Surface Heating Bodies (AREA)
Abstract
The utility model aims to provide a railway tunnel hole wall edge ice-melting device, which is used for solving the problem that the railway tunnel hole wall edge is hung with ice in the cold weather in winter. The device is composed of two parts of a power distribution control cabinet and a wall edge heating circular-arc belt and is mainly used for melting snow and ice for the tunnel wall. The railway tunnel hole wall edge ice-melting device is characterized in that electric energy is directly converted into heat energy via a heating cable, the heat is evenly distributed to a frozen wall surface in a high-temperature radiation mode, and a control system is automatically powered off after the wall surface reaches a set temperature; and if the temperature is lower than the set temperature, the system automatically resumes working. The heating cable is intelligently controlled by the device. The device can realize manual heating and can be set into automatically-controlled heating. The device has the advantages of simple structure, small volume, reliable quality and the like, is convenient to set, is simple to operate and can be widely applied to the field of the electrified railway tunnel ice melting.
Description
Technical field
The utility model relates to a kind of railway tunnel mouth wall edge deicing device.
Background technology
Along with high speed development of national economy, train speed, carrying capacity etc. improve year by year, the increase year by year of passing train number quantity, and the contradiction that old device load-bearing capability that railway is along the line and freight volume increase becomes increasingly conspicuous.When the tunnel passes through the aquifer, when the location is grown in rock melt fracture crack, owing to rich groundwater, just formed in the tunnel and leaked.According to position and the size of leaking, be divided into and ooze, drop down, leak, emit several types.
About 50000 of the existing railway tunnel of China, wherein occur in the operation in various degree water burst, leak, emit water, drip, seep water, phenomenon such as wet water account for about 1/3 of total the number in system-wide tunnel.When temperature dropped to 0 ℃ of left and right sides in the winter tunnel, icing phenomenon mostly occurred in the location that leaks.Have freeze after sealed the eye that leaks, freeze and continue development, invading influences traffic safety in the safety clearance of track; Serious meeting causes contact net load-bearing overload and contact net to connect phenomenons such as electricity; Cause to ice and cover rail and cause overturning, damage rail and accessory, bring great harm to traffic safety.So research tunnel deicing device is most important.
Summary of the invention
For solving above technical problem, the purpose of the utility model provides a kind of railway tunnel mouth wall edge deicing device, is beneficial to solve because of tunnel face wall edge freeze influence that circuit along the line is caused and the extension ice problem of eliminating tunnel face wall edge.
For realizing above-mentioned purpose, the technical scheme that the utility model adopts provides railway tunnel mouth wall edge deicing device, and wherein: this device includes distribution control cabinet, wall edge heating circular arc band.Said distribution control cabinet includes casing, panel, door-plate, grounding rack, through screw panel is arranged in the said casing, on panel, through screw grounding rack is arranged; Said door-plate is fixed on the casing through hinge; Said panel is provided with temperature controller, temperature and humidity controller, heating cable lead-in wire, external sensor, line breaker, fuse, auxiliary reclay, the wiring terminal of mutual electrical connection and heat block and the Temperature Humidity Sensor that adopts screw;
Said wall edge heating circular arc band comprises the true mineral varnish layer of aluminium alloy plate, extrusion molding heat-conducting plate, galvanized steel wire netting, metope, flexible adhesion screed, plastic expansion bar for line, chemical anchor bolts, the heating cable of weather-proof silica gel, band guiding gutter;
Said heating cable is guided on the wall edge of tunnel face from casing through the heating cable lead-in wire; On the facade of tunnel face wall edge, be fixed with the aluminium alloy plate of being with guiding gutter through chemical anchor bolts; Evenly spray the flexible adhesion screed on the aluminium alloy plate of guiding gutter; On the flexible adhesion screed, be set up in parallel polylith extrusion molding heat-conducting plate, be provided with heating cable in the wavy groove of extrusion molding heat-conducting plate, after described temperature controller is drawn through heating cable; The heating cable lead-in wire is connected through the special-purpose water-proof joint with heating cable, and the extrusion molding heat-conducting plate is fixed on the wall edge facade of tunnel face through the plastic expansion bar for line.
Said heating cable is two independently heating cables; Wherein a heating cable is located in the wavy groove of extruded sheet; Another root is coated in it in guiding gutter of the aluminium alloy plate of being with guiding gutter through weather-proof silica gel; Heating cable in the groove buried protected, these two heating cables all with the distribution control cabinet on the heating cable lead-in wire be connected through the special-purpose water-proof joint.
The effect of the utility model is: this deicing device uses on the wall edge of railway tunnel mouth; The wall edge is circular-arc layout along the tunnel face with polylith extrusion molding heat-conducting plate; And with heating cable with on the wavy extrusion molding heat-conducting plate that is laid in, with true mineral varnish extrusion molding heat-conducting plate spray coated is got up again, form a heating circular arc metope; Buried another root heating cable underground in the guiding gutter of the aluminium alloy plate of band guiding gutter, it is icing once more to prevent that the frozen water that melts from flowing in the guiding gutter.When the frozen water on the wall edge facade of tunnel face flow to this heating metope, owing to have high temperature on the metope, frozen water had lost the condition of freezing, and will can not form ice slush again.Heating cable is connected with the distribution control cabinet through lead, and the distribution control cabinet adopts chemical anchor bolts to be fixed on the tunnel wall, and whether heating cable is controlled through temperature controller in the power supply back needs heating.This device solves the difficult problem of railway tunnel mouth ice-melt, realize railway tunnel ice-melt automation.
That this deicing device has is reliable, quick heating, advantage such as easy to operate, specious.Because the economy on this product breakthrough and price has technically determined that this product must produce good social benefit, specifically may be embodied in following some:
1, compared with need adopt the deicing device of a plurality of independent heater elements in the past, the core heat generating member that this device adopts is the special-purpose heating cable of snow melt ice-melt, and this is initiative in railway tunnel opens ice technology.Its characteristics are that the thermal efficiency is high, and easy for installation, fault rate is low, and the life-span is long, and cost is low.
2,, improve and open ice efficient and reduce system's operation cost because the reliability of properties of product can significantly reduce site operation workload and maintenance load.
3, after the product formation scale, generally promote market, can be railroad and save great amount of manpower and material resources.
Description of drawings
Fig. 1 is the interior layout figure of the control cabinet of the utility model deicing device;
Fig. 2 is the outside drawing of the control cabinet of the utility model deicing device;
Fig. 3 is the utility model deicing device is laid heating cable on the wall edge of tunnel face a sectional view;
Fig. 4 electrically connects partial sectional view for the utility model deicing device on the wall edge of tunnel face;
Fig. 5 is a wavy solidus groove sketch map in the utility model deicing device extrusion molding heat-conducting plate;
Fig. 6 is the deicing device operation logic figure of the utility model.
Among the figure:
1, casing 2, panel 3, temperature controller
4, temperature and humidity controller 5, door-plate 6, heating cable lead-in wire
7, external sensor 8, line breaker 9, fuse
10, auxiliary reclay 11, wiring terminal 12, heat block
13, Temperature Humidity Sensor 14, grounding rack 15, status indicator lamp
16, case lock 17, plexiglas window 18, weather-proof silica gel
19, aluminium alloy plate 20, extrusion molding heat-conducting plate 21, the galvanized steel wire netting of band guiding gutter
22, the true mineral varnish layer of metope 23, flexible adhesion screed 24, plastic expansion bar for line
25, chemical anchor bolts 26, heating cable
The specific embodiment
The structure and the method for operation that specify the railway tunnel mouth wall edge deicing device of the utility model in conjunction with accompanying drawing and instance are explained.
Railway tunnel mouth wall edge deicing device, this device include distribution control cabinet and wall edge heating circular arc band; Said distribution control cabinet includes casing 1, panel 2, door-plate 5, grounding rack 14, through screw panel 2 is arranged in the said casing 1, on panel 2, through screw grounding rack 14 is arranged; Said door-plate 5 is fixed on the casing 1 through hinge; Said panel 2 is provided with temperature controller 3, temperature and humidity controller 4, heating cable lead-in wire 6, external sensor 7, line breaker 8, fuse 9, auxiliary reclay 10, the wiring terminal 11 of mutual electrical connection and heat block 12 and the Temperature Humidity Sensor 13 that adopts screw; On said temperature controller 3, have LCDs, on said door-plate 5, be provided with status indicator lamp 15, case lock 16 and plexiglas window 17.
Said wall edge heating circular arc band includes the true mineral varnish layer of aluminium alloy plate 19, extrusion molding heat-conducting plate 20, galvanized steel wire netting 21, the metope of weather-proof silica gel 18, band guiding gutter 22, flexible adhesion screed 23, plastic expansion bar for line 24, chemical anchor bolts 25, heating cable 26;
Said heating cable 26 is guided on the wall edge of tunnel face from casing 1 through heating cable lead-in wire 6; On the facade of tunnel face wall edge, be fixed with the aluminium alloy plate 19 of being with guiding gutter through chemical anchor bolts 25; Evenly spray flexible adhesion screed 23 on the aluminium alloy plate 19 of guiding gutter; The thickness of the adhesive mortar layer 23 of said flexibility is 8mm, the stainless steel chemistry crab-bolt that said chemical anchor bolts 25 specifications are M8 * 110mm.
On flexible adhesion screed 23, be set up in parallel polylith extrusion molding heat-conducting plate 20; Be provided with heating cable 26 in the wavy groove of extrusion molding heat-conducting plate 20; After described temperature controller 3 is drawn through heating cable lead-in wire 6; Heating cable lead-in wire 6 is connected through the special-purpose water-proof joint with heating cable 26, and extrusion molding heat-conducting plate 20 is fixed on the wall edge facade of tunnel face through plastic expansion bar for line 24.
Said heating cable 26 is two independently heating cables; Wherein a heating cable 26 is located in the wavy groove of extrusion molding heat-conducting plate 20; Another root heating cable 26 buries through weather-proof silica gel 18 and protects in the guiding gutter of aluminium alloy plate 19 that is located at the band guiding gutter, and said two heating cables 26 all go between with heating cable and 6 are connected through the special-purpose water-proof joint.
Galvanized steel wire netting 21 is posted through plastic expansion bar for line 24 extensions in the outside at said extrusion molding heat-conducting plate 20, on galvanized steel wire netting 21, is provided with the true mineral varnish layer 22 of metope, is coated the extrusion molding heat-conducting plate 20 that gets up by the true mineral varnish layer 22 of metope and forms a heating circular arc band.
The core parts of the railway tunnel mouth wall edge deicing device of the utility model are heating cables; With heating cable as thermal source, with the extrusion molding heat-conducting plate as carrier, with the distribution control cabinet as power supply; A kind of railway tunnel mouth wall edge deicing device is provided, realizes the tunnel face is hung the solution of ice problem.
Like Fig. 1,2, shown in 3, the railway tunnel mouth wall edge deicing device of the utility model includes: casing 1, panel 2, temperature controller 3, temperature and humidity controller 4, door-plate 5, heating cable lead 6, external sensor 7, line breaker 8, fuse 9, auxiliary reclay 10, wiring terminal 11, heat block 12, Temperature Humidity Sensor 13, grounding rack 14, status indicator lamp 15, case lock 16, plexiglas window 17, heating cable 26.Temperature controller 3 directly is connected with heating cable 26, and through the high low-temperature signal that extraneous sensor 7 provides control heating cable 26 whether need the power supply.Temperature and humidity controller 4, line breaker 8, fuse 9, auxiliary reclay 10, heat block 12, Temperature Humidity Sensor 13 play the safeguards system operate as normal and avoid short circuit in the The whole control loop.
Device parameter is following:
A. input voltage: AC 220V
B. every square meter device uses power: P >=400W (open air)
C. heater capacity: 1800VA (can according to tunnel face actual conditions increase and decrease)
D. rated current: 8.2A (can according to tunnel face actual conditions increase and decrease)
E. wall edge heating circular arc zone face is long-pending: 4.0m
2(can increase and decrease) according to the tunnel face actual conditions
F. wall edge heating circular arc band arc length: 13m (can according to the increase and decrease of tunnel face actual conditions)
Applicable environmental requirement:
A. height above sea level: general≤1000m; Plateau type≤2500m;
B. environment temperature: the upper limit+40 ℃, lower limit-25 ℃, limit minimum temperature-40 ℃;
C. relative humidity: 95%RH;
D. earthquake intensity: can satisfy the requirement of 8 degree;
E. degree of protection: IP54;
F. be not suitable for combustible material is arranged, explosion danger, chemical attack and high vibration place.
The method of operation:
Like the railway tunnel mouth wall edge deicing device of Fig. 1, the utility model shown in 2, be installed in the tunnel after, the energising, the shutdown device, the magnetic core adhesive of auxiliary reclay, Chang Kaiguan closes, normally closed opening, the run indicator green light is bright.On temperature controller 3, set the temperature control parameter of heating cable artificially.When the temperature of the metope that is heated was lower than the low temperature setting value, low-temperature signal of temperature pick up 3 feedbacks after temperature controller 3 receives this signal through lead, was heating cable 26 power supplies, and heating cable 26 begins heating; When the temperature of the metope that is heated is increased to the high temperature setting value; High temperature signal of temperature pick up 3 feedbacks is to temperature controller 4, and temperature controller 4 control heating cables 26 cut off the power supply, and the metope that is heated that has high temperature this moment begins cooling again; After being cooled to the low temperature setting value; Temperature controller is opened cable heating 26 again, and circulation realizes the heating of heating cable and stops successively, has realized energy-conserving action simultaneously.If occur short circuit or open circuit conditions in the system, line breaker can be opened, and the malfunction indicator lamp amber light is charged, shows fault.
As shown in Figure 3, wherein heating cable 26 is wavy distribution in extrusion molding heat-conducting plate 20, has improved wiring density, has increased the heating power of unit area.The high temperature of this device through heating cable 26 generates heat and heats the circular arc metope that is formed by the true mineral varnish layer 22 of metope.When the frozen water on the wall edge facade of tunnel face flow to this heating circular arc metope, owing to have high temperature on the metope, frozen water had lost the condition of thawing, and will can not form ice slush again, has reached the antifreeze effect of ice-melt.Frozen water after being heated flows in the U type groove of aluminium alloy plate 19 of band guiding gutter and to both sides and flows away, and has avoided frozen water to flow directly on the rail and forms the secondary phenomenon that freezes.
The Facad structure of extrusion molding heat-conducting plate 20 such as Fig. 4, shown in Figure 5: need fixing side by side a plurality of extrusion molding heat-conducting plates 20 on the arc surface of whole tunnel face, can confirm according to the actual conditions of tunnel face wall edge.
Operation logic is as shown in Figure 6, after the energising of this deicing device system, and 26 heatings of temperature controller 3 control heating cables, after the temperature at heating cable 26 places reaches set temperature value, temperature controller 3 power supply on the heating cable 26 that can break automatically; When the temperature at heating cable 26 places low behind the design temperature, this deicing device system resumes work automatically.Through this kind circulation, realize control to heating cable 26, realized the ice-melt function of tunnel face wall edge with this.
Electric railway deicing device design feature:
1, the special-purpose heating cable 26 that adopts multiply alloy skein silk to close, stability is strong, pliable and tough, arbitrarily bending, maintenance-free in 5 years, free of replacement.Wherein insulating layer adopts the insulation of anti-flammability all-silicon rubber, and high temperature resistant 180 ℃, silicon rubber has good high temperature resistant, thermal conductivity, weatherability and very high resistivity; Crust adopts high temperature resistant 105 ℃ anti-flammability environment-friendly PVC to add distinctive antiultraviolet raw material, strengthens the anti-aging of cable, waterproof, antiultraviolet.The copper mesh screen layer band creepage protection function that this cable is inner, absolutely safe after the ground connection.
2, through accurately calculating and optimal design, can under less power, realize ice-melt, thereby avoid the investment loss of user's increase-volume transformer, replacing power circuit.
3, the core control element in this deicing device system is special-purpose temperature controller 3, has LCDs on the temperature controller 3.After manual work is provided with, control heating cable 26 low-temperature workings, high temperature stops.Simple to operate, reliable in quality and safety.
4, have creepage protection function and fault prompt facility in the whole system, safe and reliable to operation.
The railway tunnel mouth wall edge deicing device of the utility model has guaranteed the reliability service of ice-melt function and device.The temperature controller of selecting for use according to technical requirements; Can guarantee heating cable heating automatically in range of set temperature; Prevent that through the heating circular arc metope that is heated tunnel face wall edge from forming ice slush; Save great amount of manpower and material resources for railroad, solved the antifreeze technical barrier of railway tunnel mouth wall edge ice-melt.
Claims (6)
1. railway tunnel mouth wall edge deicing device is characterized in that: this device includes distribution control cabinet and wall edge heating circular arc band; Said distribution control cabinet includes casing (1), panel (2), door-plate (5), grounding rack (14), through screw panel (2) is arranged in the said casing (1), and going up at panel (2) has grounding rack (14) through screw; Said door-plate (5) is fixed on the casing (1) through hinge; Said panel (2) is provided with temperature controller (3), temperature and humidity controller (4), heating cable lead-in wire (6), external sensor (7), line breaker (8), fuse (9), auxiliary reclay (10), the wiring terminal (11) of mutual electrical connection and heat block (12) and the Temperature Humidity Sensor (13) that adopts screw;
Said wall edge heating circular arc band includes aluminium alloy plate (19), extrusion molding heat-conducting plate (20), galvanized steel wire netting (21), the true mineral varnish layer of metope (22), flexible adhesion screed (23), plastic expansion bar for line (24), chemical anchor bolts (25), the heating cable (26) of weather-proof silica gel (18), band guiding gutter; Said heating cable (26) is guided on the wall edge of tunnel face from casing (1) through heating cable lead-in wire (6); On the facade of tunnel face wall edge, be fixed with the aluminium alloy plate (19) of being with guiding gutter through chemical anchor bolts (25); The aluminium alloy plate of guiding gutter (19) is gone up evenly spraying flexible adhesion screed (23); On flexible adhesion screed (23), be set up in parallel polylith extrusion molding heat-conducting plate (20); Be provided with heating cable (26) in the wavy groove of extrusion molding heat-conducting plate (20); After described temperature controller (3) was drawn through heating cable lead-in wire (6), heating cable lead-in wire (6) was connected through the special-purpose water-proof joint with heating cable (26), and extrusion molding heat-conducting plate (20) is fixed on the wall edge facade of tunnel face through plastic expansion bar for line (24);
Said heating cable (26) is two independently heating cables; Wherein a heating cable (26) is located in the wavy groove of extrusion molding heat-conducting plate (20); Another root heating cable (26) buries through weather-proof silica gel (18) in the guiding gutter that protects the aluminium alloy plate (19) that is located at the band guiding gutter, and said two heating cables (26) all are connected through the special-purpose water-proof joint with heating cable lead-in wire (6).
2. railway tunnel mouth wall edge deicing device according to claim 1 is characterized in that: on said door-plate (5), be provided with status indicator lamp (15), case lock (16) and plexiglas window (17).
3. railway tunnel mouth wall edge deicing device according to claim 1; It is characterized in that: hang through plastic expansion bar for line (24) in the outside of said extrusion molding heat-conducting plate (20) and post galvanized steel wire netting (21); On galvanized steel wire netting (21), be provided with the true mineral varnish layer of metope (22), coated the extrusion molding heat-conducting plate (20) that gets up by the true mineral varnish layer of metope (22) and form a heating circular arc band.
4. railway tunnel mouth wall edge deicing device according to claim 1, it is characterized in that: the thickness of the adhesive mortar layer (23) of said flexibility is 8mm.
5. railway tunnel mouth wall edge deicing device according to claim 1 is characterized in that: said chemical anchor bolts (25) specification is the stainless steel chemistry crab-bolt of M8 * 110mm.
6. railway tunnel mouth wall edge deicing device according to claim 1 is characterized in that: on said temperature controller (3), have LCDs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203978003U CN202280001U (en) | 2011-10-19 | 2011-10-19 | Railway tunnel hole wall edge ice-melting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203978003U CN202280001U (en) | 2011-10-19 | 2011-10-19 | Railway tunnel hole wall edge ice-melting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202280001U true CN202280001U (en) | 2012-06-20 |
Family
ID=46226175
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203978003U Expired - Fee Related CN202280001U (en) | 2011-10-19 | 2011-10-19 | Railway tunnel hole wall edge ice-melting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202280001U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046440A (en) * | 2012-12-19 | 2013-04-17 | 川铁电气（天津）集团有限公司 | Intelligent railway tunnel ice melting device |
| CN113958364A (en) * | 2021-09-27 | 2022-01-21 | 中铁二十二局集团有限公司 | Tunnel disaster early warning method |
-
2011
- 2011-10-19 CN CN2011203978003U patent/CN202280001U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103046440A (en) * | 2012-12-19 | 2013-04-17 | 川铁电气（天津）集团有限公司 | Intelligent railway tunnel ice melting device |
| CN113958364A (en) * | 2021-09-27 | 2022-01-21 | 中铁二十二局集团有限公司 | Tunnel disaster early warning method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Railway tunnel hole wall edge ice-melting device Effective date of registration: 20140324 Granted publication date: 20120620 Pledgee: Tianjin Dongfang Haixin SME Company limited by guarantee Pledgor: Chuantie Electric (Tianjin) Group Co., Ltd. Registration number: 2014120000017 |
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