CN210638273U - Electric heater for underground well of water supply equipment of passenger car - Google Patents
Electric heater for underground well of water supply equipment of passenger car Download PDFInfo
- Publication number
- CN210638273U CN210638273U CN201920204945.3U CN201920204945U CN210638273U CN 210638273 U CN210638273 U CN 210638273U CN 201920204945 U CN201920204945 U CN 201920204945U CN 210638273 U CN210638273 U CN 210638273U
- Authority
- CN
- China
- Prior art keywords
- underground well
- arc
- heating cable
- main frame
- electric heater
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Surface Heating Bodies (AREA)
- Resistance Heating (AREA)
- Central Heating Systems (AREA)
Abstract
The utility model discloses an electric heater for an underground well of water supply equipment of a passenger car, which comprises a main frame, wherein the main frame is vertically arranged along the inner wall of the underground well; the heating cable is arranged on the main frame along the height direction of the underground well in a snake shape and is connected with the power line through the power line connector. Has the advantages that: the electric heater is tightly attached to the inner wall of the underground well chamber, so that the underground well can be heated, and the normal water supply work of the passenger car in autumn and winter in severe cold areas is ensured.
Description
Technical Field
The utility model relates to a severe cold area passenger train water installations field, concretely relates to passenger train water installations underground shaft electric heater.
Background
After a severe cold area enters autumn and winter, water supply equipment of a railway passenger car is easy to freeze, particularly water in an underground well chamber is easy to freeze, the water supply of the passenger car is influenced, the work of the water supply equipment of the passenger car is influenced, a method that a heater is additionally arranged in the underground well chamber can be thought, but the existing heater is difficult to apply to the underground well chamber, and therefore the underground well chamber heater is designed.
Disclosure of Invention
The utility model aims at providing a passenger train water feeding equipment electric heater in order to solve above-mentioned problem, can use at the underground well, guarantee that severe cold area autumn and winter passenger train water feeding equipment normally operates.
The utility model discloses a following technical scheme realizes above-mentioned purpose:
an electric heater of an underground well of a water supply device of a passenger car comprises a main frame, a heater and a control device, wherein the main frame is vertically arranged along the inner wall of the underground well; the heating cable is arranged on the main frame along the height direction of the underground well in a snake shape and is connected with the power line through the power line connector.
Technical scheme more than adopting, with the vertical arrangement of the inner wall of main frame laminating underground shaft to utilize the screw with the inner wall fixed connection of main frame and underground shaft, open this electric heater before passenger train water feeding equipment goes up water, heating cable can rapid heating, and the design of snakelike mode of arranging can increase heating area, improves heating efficiency. Because the main frame is close to the inner wall of the underground well, the inner wall of the underground well has good heating effect during heating, so that the inner wall can keep warm for water.
Preferably, the heating cable is a mineral insulated electrical heating cable wrapped with a 304 stainless steel armor sheath.
Preferably, the thickness of the sheath is larger than 0.4mm, the diameter of the wire core of the heating cable is larger than 0.5mm, and the material of the wire core of the heating cable is a nichrome wire.
Preferably, the main frame is made of 304 stainless steel, and the thickness of the 304 stainless steel is 1.5mm, and the width of the 304 stainless steel is 20 mm;
the power connector lug is filled with high-temperature-resistant glue.
Preferably, the main frame is a rectangular frame, the rectangular frame comprises two vertical rods arranged in the vertical direction and a plurality of transverse rods arranged transversely, and the plurality of transverse rods are uniformly connected between the two vertical rods;
every horizontal pole all transversely has seted up a plurality of through-hole, heating cable is snakelike through-hole that passes every horizontal pole and correspond in proper order.
Preferably, the height of the rectangular main frame is 0-1200mm, and the width is 300 mm-well chamber width.
Preferably, the main frame is an arc-shaped frame, the arc-shaped frame comprises two arc-shaped rods and two vertical rods which are arranged in parallel, and the two vertical rods are respectively and fixedly connected between the two arc-shaped rods and are close to the end parts of the arc-shaped rods; two a plurality of through-holes have been seted up along arc direction correspondence respectively to the arc pole, heating cable snakelike a plurality of through-holes of passing in proper order.
Preferably, the height of the main frame is between 0 and 1200 mm; the arc diameter of the arc-shaped rod is less than or equal to 1000mm, the arc length is less than or equal to 1000 pi, the rated voltage is 220V, and the rated power is 150-500W.
The utility model provides a be applied to passenger train water feeding equipment underground electric heater's temperature control system, includes programmable controller, temperature sensor and relay, temperature sensor and the equal fixed mounting of electric heater are indoor in the underground shaft, temperature sensor and programmable controller electric connection.
By adopting the temperature control system, the temperature sensor is arranged in the underground well chamber, and the programmable controller automatically controls the electric heater to work according to the signal fed back by the temperature sensor.
To sum up, the utility model has the advantages that: the electric heater is tightly attached to the inner wall of the underground well chamber, so that the underground well can be heated, and the normal water supply work of the passenger car in autumn and winter in severe cold areas is ensured.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a front view of a first embodiment of the present invention;
FIG. 2 is a bottom view of FIG. 1;
fig. 3 is a front view of a second embodiment of the present invention;
FIG. 4 is a bottom view of FIG. 3;
fig. 5 is a block diagram of the temperature control of the present invention.
The reference numerals are explained below:
1. a main frame; 2. a heating cable; 3. a power supply connector lug; 4. and a through hole.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example one
Referring to fig. 1-2, the utility model provides a passenger train water supply equipment electric heater of underground well, including main frame 1 and heating cable 2, main frame 1 is vertical along the inner wall of underground well arranges that this arrangement can make heating cable 2 hug closely the well body inner wall to do not influence the use of water supply equipment. Heating cable 2 is snakelike along the ground well direction of height on the main frame 1, and heating cable 2's snakelike arranging can increase heating area to the heating is even. The heating cable 2 is connected with a power line through a power line connector, and is connected with an external power supply through the power line to supply power for the heating cable 2.
Technical scheme more than adopting, the inner wall with main frame 1 laminating underground well is vertical arranges to utilize the screw with the inner wall fixed connection of main frame 1 and underground well, open this electric heater before passenger train water supply equipment goes up water, heating cable 2 can the rapid heating, and the design of snakelike mode of arranging can increase heating area, improves heating efficiency. Because the main frame 1 is close to the inner wall of the underground well, the inner wall of the underground well has good heating effect during heating, so that the inner wall can keep warm for water.
In a preferred embodiment, the heating cable 2 is a mineral insulated electric heating cable 2, the heating cable 2 is wrapped by a 304 stainless steel armor sheath, and the mineral insulated heating cable 2 has the characteristics of high temperature resistance and large current-carrying capacity, has stable insulating property, is protected by the sheath, and can stably heat underground well water.
Sheath thickness is greater than 0.4mm, and heating cable 2's sinle silk diameter is greater than 0.5mm, just heating cable 2's sinle silk material is nichrome silk, and the thickness of this sheath is through experimental analysis, if the thickness of sheath is less than 0.4mm, will reduce heating cable 2's life, and the protective properties will greatly reduced, and heating cable 2's sinle silk diameter is greater than 0.5, can increase heating efficiency.
The main frame 1 is made of 304 stainless steel, the thickness of the 304 stainless steel is 1.5mm, the width of the 304 stainless steel is 20mm, and the frame is durable; the power connector lug 3 adopts high temperature resistant glue to fill, passes through the articulate with power cord and heating cable 2 to adopt high temperature resistant glue to fill can waterproof and prevent the electric leakage.
The main frame 1 is an arc-shaped frame, the arc-shaped frame comprises two arc-shaped rods and two vertical rods which are arranged in parallel, and the two vertical rods are respectively and fixedly connected between the two arc-shaped rods and are close to the end parts of the arc-shaped rods; two a plurality of through-holes 4 have been seted up along arc direction correspondence respectively to the arc pole, heating cable 2 snakelike a plurality of through-holes 4 of passing in proper order. This arc frame and the laminating of underground shaft inner wall, two montants are connected two arc poles, and heating cable 2 snakelike a plurality of through-holes 4 of passing in proper order can keep heating cable 2 fixed through-hole 4 to improve heating efficiency.
Example two
Referring to fig. 3 and 4, the utility model provides a passenger train water supply equipment electric heater of underground well, including main frame 1 and heating cable 2, main frame 1 is vertical along the inner wall of underground well arranges that this arrangement can make heating cable 2 hug closely the well body inner wall to do not influence the use of water supply equipment. Heating cable 2 is snakelike along the ground well direction of height on the main frame 1, and heating cable 2's snakelike arranging can increase heating area to the heating is even. The heating cable 2 is connected with a power line through a power line connector, and is connected with an external power supply through the power line to supply power for the heating cable 2.
Technical scheme more than adopting, the inner wall with main frame 1 laminating underground well is vertical arranges to utilize the screw with the inner wall fixed connection of main frame 1 and underground well, open this electric heater before passenger train water supply equipment goes up water, heating cable 2 can the rapid heating, and the design of snakelike mode of arranging can increase heating area, improves heating efficiency. Because the main frame 1 is close to the inner wall of the underground well, the inner wall of the underground well has good heating effect during heating, so that the inner wall can keep warm for water.
As an optional embodiment, the heating cable 2 is a mineral insulated electric heating cable 2, the heating cable 2 is wrapped by a 304 stainless steel armor sheath, and the mineral insulated heating cable 2 has the characteristics of high temperature resistance and large current-carrying capacity, has stable insulating property, has the protection of the sheath, and can stably heat underground well water.
Sheath thickness is greater than 0.4mm, and heating cable 2's sinle silk diameter is greater than 0.5mm, just heating cable 2's sinle silk material is nichrome silk, and the thickness of this sheath is through experimental analysis, if the thickness of sheath is less than 0.4mm, will reduce heating cable 2's life, and the protective properties will greatly reduced, and heating cable 2's sinle silk diameter is greater than 0.5, can increase heating efficiency.
The main frame 1 is made of 304 stainless steel, and the thickness of the 304 stainless steel is 1.5mm, and the width of the 304 stainless steel is 20 mm; the power connector lug 3 is filled with high-temperature-resistant glue. The power connector lug 3 adopts high temperature resistant glue to fill, passes through the articulate with power cord and heating cable 2 to adopt high temperature resistant glue to fill can waterproof and prevent the electric leakage.
The main frame 1 is in a rectangular frame shape, the rectangular frame comprises two vertical rods arranged in the vertical direction and a plurality of transverse rods arranged transversely, and the plurality of transverse rods are uniformly connected between the two vertical rods; every horizontal pole has all transversely seted up a plurality of through-hole 4, heating cable 2 is snakelike through-hole 4 that passes every horizontal pole and correspond in proper order. Through many horizontal poles and set up the design of through-hole 4 on the horizontal pole, can be with the stable fixed of heating cable 2, this rectangle frame highly is applicable to the deep underground well.
The height of the rectangular main frame 1 is between 0 and 1200mm, and the width is between 300mm and the width of a well chamber. The height of the main frame 1 is 0-1200 mm; the arc diameter of the arc-shaped rod is less than or equal to 1000mm, the arc length is less than or equal to 1000 pi, the rated voltage is 220V, and the rated power is 150-500W.
Further, as shown in fig. 5, the temperature control system applied to the underground electric heater of the water supply equipment of the passenger car comprises a programmable controller, a temperature sensor and a relay, wherein the temperature sensor and the electric heater are both fixedly installed in an underground well chamber, and the temperature sensor is electrically connected with the programmable controller. And the temperature control system adopts a closed-loop automatic control technology to realize heating, has wide application in the field of industrial control and is very suitable for heating a working space.
The closed-loop heating control system is used for controlling the temperature of a temperature control area in the underground well to be kept at a constant temperature set value. The system obtains the deviation value of the real-time temperature and the set temperature through the real-time temperature signal fed back by the temperature sensor, and controls the heating power of the heating cable 2 in the electric heater. That is to say when severe cold district outdoor temperature descends by a wide margin, temperature control zone temperature decline then real-time temperature signal in the underground well descends, at this moment, temperature sensor's resistance will descend, and the electric current signal that spreads through it will increase thereupon, after converting into temperature signal, PLC can programming controller is through gathering the temperature value, then the heating time of output heating cable 2 in the electric heater is adjusted through the relay to the operation back according to the settlement temperature, reach the control output power that generates heat, through the regulatory action of feedback, will make the temperature rise to the temperature range that accords with operating condition fast.
The temperature control automatic electric heater is arranged in the underground well of the water supply equipment, the temperature in the underground well is effectively adjusted, the heating is guaranteed to be stopped when the temperature in the underground well is lower than about 10 ℃ in winter and higher than 15 ℃, the temperature can be set, meanwhile, the heat preservation treatment is carried out in the underground well, the normal running of water supply of a passenger car bolt is guaranteed, the heating power is reduced, the energy conservation and consumption reduction are really realized, the safety and the reliability are realized, and the normal railway transportation needs are guaranteed.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (7)
1. The utility model provides a passenger train water supply installation underground shaft electric heater which characterized in that: the underground well comprises a main frame which is vertically arranged along the inner wall of the underground well; a heating cable is arranged on the main frame in a snake shape along the height direction of the underground well, and the heating cable is connected with a power line through a power line connector;
the main frame is an arc-shaped frame, the arc-shaped frame comprises two arc-shaped rods and two vertical rods which are arranged in parallel, and the two vertical rods are respectively and fixedly connected between the two arc-shaped rods and are close to the end parts of the arc-shaped rods; two a plurality of through-holes have been seted up along arc direction correspondence respectively to the arc pole, heating cable snakelike a plurality of through-holes of passing in proper order.
2. The electric heater for the underground well of the water supply equipment of the passenger car as claimed in claim 1, wherein: the heating cable is a mineral insulated electrical heating cable wrapped with a 304 stainless steel armor sheath.
3. The electric heater for the underground well of the water supply equipment of the passenger car as claimed in claim 2, wherein: the sheath thickness is greater than 0.4mm, and heating cable's sinle silk diameter is greater than 0.5mm, just heating cable's sinle silk material is nichrome silk.
4. The electric heater of the underground well of the water supply equipment of the passenger car according to any one of claims 1 to 3, characterized in that: the main frame is made of 304 stainless steel, and the thickness of the 304 stainless steel is 1.5mm, and the width of the 304 stainless steel is 20 mm;
the power line connector is filled with high-temperature-resistant glue.
5. The electric heater for the underground well of the water supply equipment of the passenger car as claimed in claim 4, wherein: the main frame is in a rectangular frame shape and comprises two vertical rods arranged in the vertical direction and a plurality of transverse rods arranged transversely, and the transverse rods are uniformly connected between the two vertical rods;
every horizontal pole all transversely has seted up a plurality of through-hole, heating cable is snakelike through-hole that passes every horizontal pole and correspond in proper order.
6. The electric heater for the underground well of the water supply equipment of the passenger car as claimed in claim 5, wherein: the height of the rectangular main frame is 0-1200mm, and the width is 300 mm-well chamber width.
7. The electric heater for the underground well of the water supply equipment of the passenger car as claimed in claim 4, wherein: the height of the main frame is 0-1200 mm; the arc diameter of the arc-shaped rod is less than or equal to 1000mm, the arc length is less than or equal to 1000 pi, the rated voltage is 220V, and the rated power is 150-500W.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920204945.3U CN210638273U8 (en) | 2019-02-18 | 2019-02-18 | Electric heater for underground well of water supply equipment of passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920204945.3U CN210638273U8 (en) | 2019-02-18 | 2019-02-18 | Electric heater for underground well of water supply equipment of passenger car |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN210638273U true CN210638273U (en) | 2020-05-29 |
| CN210638273U8 CN210638273U8 (en) | 2020-08-07 |
Family
ID=70794055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920204945.3U Active CN210638273U8 (en) | 2019-02-18 | 2019-02-18 | Electric heater for underground well of water supply equipment of passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210638273U8 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109668306A (en) * | 2019-02-18 | 2019-04-23 | 中国铁路沈阳局集团有限公司科学技术研究所 | Wetting system missile silo electric heater and its temperature control system on a kind of car |
-
2019
- 2019-02-18 CN CN201920204945.3U patent/CN210638273U8/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109668306A (en) * | 2019-02-18 | 2019-04-23 | 中国铁路沈阳局集团有限公司科学技术研究所 | Wetting system missile silo electric heater and its temperature control system on a kind of car |
Also Published As
| Publication number | Publication date |
|---|---|
| CN210638273U8 (en) | 2020-08-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101718070B (en) | Method and system for heating and melting snow and ice on road surface under current surface effect | |
| CN203442776U (en) | Medium-high-voltage electrode boiler | |
| CN210638273U (en) | Electric heater for underground well of water supply equipment of passenger car | |
| KR20120135315A (en) | Water heater | |
| CN102915806A (en) | Self-cooling power cable | |
| CN104033953A (en) | Low-voltage heating floor heating device and control method | |
| CN210685937U (en) | Mineral insulation electric heating wax-melting prevention system for high-wax-content oil well and gas well | |
| CN210687437U (en) | Antifreezing composite water supply pipeline | |
| CN205724749U (en) | The wall bushing that a kind of dirt exclusion capabilities is strong | |
| CN110700793A (en) | Electric heating wax-melting prevention system for high-wax-content oil well and gas well and control method | |
| CN201708037U (en) | Structure of dry aluminum housing capacitor with insulating sheath | |
| CN203931758U (en) | A kind of oil-filled transformer laminar winding oil duct stay curtain | |
| CN208707980U (en) | Electrical heating antifreezing water receiver | |
| CN105297558B (en) | Railway tunnel deicing device | |
| CN203691669U (en) | Explosion-proof type electromagnetic heating rod for tank | |
| CN202181575U (en) | Auxiliary heating unit for non-tower water feeder | |
| CN109668306A (en) | Wetting system missile silo electric heater and its temperature control system on a kind of car | |
| CN107331480A (en) | Indicating fault type composite column-type wire-break prevention insulator | |
| CN203691659U (en) | Mine downhole electrical device moistureproof heater | |
| CN201875877U (en) | Dry-heating prevention tap-water heating structure | |
| CN204792322U (en) | Transformer tank with anticreep function of preventing fires | |
| CN103971906A (en) | Oil duct supporting bar curtain of oil-immersed transformer layer-type winding | |
| CN210806333U (en) | Waterproof device for terminal box of gas insulated switchgear | |
| CN219775988U (en) | Automatic heating water pipe for cold weather | |
| CN211128249U (en) | High-voltage-resistant electric heating tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CU01 | Correction of utility model patent | ||
| CU01 | Correction of utility model patent |
Correction item: Patentee Correct: Science and Technology Institute of China Railway Shenyang Bureau Group Co.,Ltd. False: Research Institute of science and technology of China Railway Shenyang Bureau Group Co.,Ltd. Number: 22-02 Volume: 36 Correction item: Patentee Correct: Science and Technology Institute of China Railway Shenyang Bureau Group Co.,Ltd. False: Research Institute of science and technology of China Railway Shenyang Bureau Group Co.,Ltd. Number: 22-02 Page: The title page Volume: 36 |
|
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200909 Address after: 110013 4-3, Jing bin street, Shenhe District, Shenyang City, Liaoning province (1-7 level) Patentee after: Shenyang Railway Science and Technology Research Institute Co.,Ltd. Address before: No.4-3 Jingbin street, Shenhe District, Shenyang City, Liaoning Province Patentee before: Science and Technology Institute of China Railway Shenyang Bureau Group Co.,Ltd. |