CN113085818A - Heating module for rail transit braking system - Google Patents
Heating module for rail transit braking system Download PDFInfo
- Publication number
- CN113085818A CN113085818A CN202110377817.0A CN202110377817A CN113085818A CN 113085818 A CN113085818 A CN 113085818A CN 202110377817 A CN202110377817 A CN 202110377817A CN 113085818 A CN113085818 A CN 113085818A
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- China
- Prior art keywords
- heating
- heating sheet
- braking system
- temperature sensor
- rail transit
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60T—VEHICLE BRAKE CONTROL SYSTEMS OR PARTS THEREOF; BRAKE CONTROL SYSTEMS OR PARTS THEREOF, IN GENERAL; ARRANGEMENT OF BRAKING ELEMENTS ON VEHICLES IN GENERAL; PORTABLE DEVICES FOR PREVENTING UNWANTED MOVEMENT OF VEHICLES; VEHICLE MODIFICATIONS TO FACILITATE COOLING OF BRAKES
- B60T17/00—Component parts, details, or accessories of power brake systems not covered by groups B60T8/00, B60T13/00 or B60T15/00, or presenting other characteristic features
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- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Resistance Heating (AREA)
Abstract
The invention discloses a heating module for a rail transit braking system, which comprises a heating sheet, wherein a lead is arranged on the heating sheet, a temperature sensor is arranged on the heating sheet, the temperature sensor comprises a lead, and the lead of the heating sheet and the lead of the temperature sensor are connected with an external power supply and acquisition equipment. The invention directly heats the valve products, so that the functions of the valve products can not be degraded in a low-temperature environment; the design modularization, multilayer heating plate redundancy design saves installation space, designs its structure according to the demand, long service life.
Description
Technical Field
The invention relates to the field of rail transit vehicle brake control, in particular to a heating module for a rail transit brake system.
Background
From 2005 to date, high-speed rails have developed rapidly in China. In Asia in China, the design environment adaptive temperature of the current high-speed rail is-40 ℃ to +50 ℃. The 400 km cross-country intermodal transportation project passes through extremely cold countries such as Russia and the like, and provides more rigorous requirements for high-speed rail design, and the environment adaptation temperature is-50 ℃ at the lowest and can be stored at-55 ℃.
At present, rubber parts for valve products of rail transit brake systems are hardened at the ambient temperature of 50 ℃ below zero, and the like, so that the phenomena of poor sealing and other functional degradation of the valve products are caused. Development of low-temperature rubber parts is entrusted, and related low-temperature test verification work is carried out, and the fact that the use requirement cannot be met at the temperature of 50 ℃ below zero is found.
CN201720424485.6 discloses an antifreezing device for an air brake pipeline of a tunnel battery truck, which comprises an air compressor, an air storage tank, a filtering and pressure reducing valve, a pneumatic reversing valve and a manual brake reversing valve, wherein the air compressor, the air storage tank, the filtering and pressure reducing valve, the pneumatic reversing valve and the manual brake reversing valve are communicated in sequence through pipelines; a pneumatic triple piece (a pressure reducing valve, a water filtering valve and an oil mist device) is connected in series with a pipeline at the outlet of the filtering and pressure reducing valve, and granular silica gel is filled in a water collecting cup of the water filtering valve in the pneumatic triple piece, wherein the particle size of the granular silica gel is 1-3 mm; an electric heater is arranged between the pneumatic triple piece and the air storage tank, and the electric heater is connected with a 380V alternating current power supply of the vehicle-mounted frequency converter through a 380V/220V alternating current transformer. The installation of above-mentioned device occupies very big space, and the structure of device can not design according to the demand, and life is short.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides a method for directly heating valve products, so that the functions of the valve products can not be degraded in a low-temperature environment; the heating module for the rail transit braking system is modularized in design, redundant in heating sheet design, long in service life and capable of saving installation space and designing the structure according to requirements.
The purpose of the invention is realized by the following technical scheme.
The utility model provides a heating module for track traffic braking system, includes the heating plate, contain the lead wire on the heating plate, install temperature sensor on the heating plate, temperature sensor contains the lead wire, the lead wire of heating plate and temperature sensor's lead wire are connected with external power supply and collection equipment.
The heating plate is provided with N layers, N is larger than or equal to 2, the N layers of heating plates are hot-pressed together, each layer of heating plate comprises a lead, each layer of heating plate is provided with a temperature sensor, and the lead of each layer of heating plate and the lead of the temperature sensor are connected in parallel and connected with an external power supply and a collection device.
One side of the heating sheet is hot-pressed with the aluminum alloy transition plate, and the other side of the heating sheet is hot-pressed with the foam rubber heat-insulating layer.
One outer heating plate of the N layers of heating plates and the aluminum alloy transition plate are hot-pressed together, and the other outer heating plate of the N layers of heating plates and the foamed adhesive heat-insulating layer are hot-pressed together.
The heating plate is a silica gel heating plate.
An insulating layer is arranged between each layer of heating sheets.
And an adhesive layer is arranged between the heating sheet and the foaming heat-insulating layer.
Compared with the prior art, the invention has the advantages that: the invention directly heats the valve products, so that the functions of the valve products can not be degraded in a low-temperature environment; the design is modularized, and the installation space is saved; the invention is different from the U-shaped heaters for the motor train unit and the like and has the remarkable characteristics that: can rationally design the structure of silica gel heating plate according to different demands to rationally select the heating plate material according to heating and heat dissipation condition. According to the invention, the silica gel heating sheet is heated through the external power supply, and heat conducts heat and the like to valve products through the aluminum alloy plate; the foaming silica gel heat-insulating layer has a good heat-insulating effect on the silica gel heating sheets, and ensures that heat can be efficiently conducted to one side.
Drawings
Fig. 1 is a front view of the present invention.
FIG. 2 is a schematic cross-sectional view of the present invention.
In the figure: 1. the device comprises a silica gel heating plate 2, an aluminum alloy transition plate contact surface 3, a foaming adhesive heat-insulating layer 4, an insulating layer 5, an adhesive layer 6, a lead 7 of a temperature sensor and a lead of a heating plate.
Detailed Description
The invention is described in detail below with reference to the drawings and specific examples.
Example 1
As shown in fig. 1, a heating module for a rail transit brake system is applied to rail transit vehicles with severe low temperature requirements, such as a rejuvenate number and a motor train, and performs heating control on brake equipment according to actual needs of the vehicles. Including the heating plate, be contained the lead wire on the heating plate, install PT100 temperature sensor on the heating plate, PT100 temperature sensor contains the lead wire, the lead wire of heating plate and PT100 temperature sensor's lead wire are connected with external power supply and collection equipment. The silica gel heating sheet is heated through an external power supply, and heat conducts heat and the like to valve products through the aluminum alloy plate; the foaming silica gel heat-insulating layer has a good heat-insulating effect on the silica gel heating sheet, and ensures that heat can be efficiently conducted to one side; a PT100 temperature sensor arranged on the heating sheet feeds back the temperature change condition of the heating sheet to the acquisition equipment; the heating module is provided with two layers of heating sheets, and the on-off of the silica gel sheet heating power supply is controlled according to different heating requirements.
One side of the heating sheet is hot-pressed with the contact surface of the aluminum alloy transition plate, and the other side of the heating sheet is hot-pressed with the foam rubber heat-insulating layer. The foaming silica gel heat preservation layer surface is attached to a gas circuit board of the device; the other side is contacted with the plate-connected valve products.
The heating plate is a silica gel heating plate.
An insulating layer is arranged between each layer of heating sheets.
And an adhesive layer is arranged between the heating sheet and the foaming heat-insulating layer.
Example 2
As shown in fig. 1 and 2, the heating module for the rail transit braking system comprises heating sheets, wherein the heating sheets are provided with 2 layers, the 2 layers of heating sheets are hot-pressed together, each layer of heating sheet comprises a lead, a PT100 temperature sensor is installed on each layer of heating sheet, and the lead of each layer of heating sheet and the lead of the PT100 temperature sensor are connected in parallel and connected with an external power supply and a collection device. The silica gel heating sheet is heated through an external power supply, and heat conducts heat and the like to valve products through the aluminum alloy plate; the foaming silica gel heat-insulating layer has a good heat-insulating effect on the silica gel heating sheet, and ensures that heat can be efficiently conducted to one side; a PT100 temperature sensor arranged on the heating sheet feeds back the temperature change condition of the heating sheet to the acquisition equipment; the heating module is provided with two layers of heating sheets, and the on-off of the silica gel sheet heating power supply is controlled according to different heating requirements.
One heating sheet of the 2 layers of heating sheets is hot-pressed together with the contact surface of the aluminum alloy transition plate, and the other heating sheet is hot-pressed together with the foam rubber heat-insulating layer. The foaming silica gel heat preservation layer surface is attached to a gas circuit board of the device; the other side is contacted with the plate-connected valve products.
The heating plate is a silica gel heating plate.
An insulating layer is arranged between each layer of heating sheets.
And an adhesive layer is arranged between the heating sheet and the foaming heat-insulating layer.
The heating module comprises two layers of silica gel heating sheets which are used alternately, so that the service life is greatly prolonged.
The heating module comprises two layers of silica gel heating sheets, and when one layer of heating sheet fails, the heating module can be switched to the other layer of heating sheet for heating.
Claims (7)
1. The utility model provides a heating module for track traffic braking system, includes the heating plate, its characterized in that contain the lead wire on the heating plate, install temperature sensor on the heating plate, temperature sensor contains the lead wire, the lead wire of heating plate and temperature sensor's lead wire are connected with external power supply and collection equipment.
2. The heating module for the rail transit braking system as claimed in claim 1, wherein the heating sheet is provided with N layers, N is more than or equal to 2, the N layers of heating sheets are hot-pressed together, each layer of heating sheet comprises a lead, a temperature sensor is mounted on each layer of heating sheet, and the lead of each layer of heating sheet and the lead of the temperature sensor are connected in parallel with an external power supply and a collection device.
3. The heating module for the rail transit braking system as claimed in claim 1, wherein one side of the heating sheet is hot-pressed with the aluminum alloy transition plate, and the other side of the heating sheet is hot-pressed with the foam rubber insulation layer.
4. The heating module for the rail transit braking system as claimed in claim 2, wherein one of the outer heating sheets of the N layers of heating sheets is hot-pressed with the aluminum alloy transition plate, and the other outer heating sheet of the N layers of heating sheets is hot-pressed with the foam rubber insulation layer.
5. The heating module for a rail transit braking system as set forth in any one of claims 1-4, characterized in that said heating sheet is a silicone heating sheet.
6. The heating module for a rail transit braking system as set forth in claim 2 wherein an insulating layer is provided between each layer of heating fins.
7. The heating module for the rail transit braking system according to claim 3 or 4, characterized in that an adhesive layer is arranged between the heating sheet and the foamed heat insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110377817.0A CN113085818A (en) | 2021-04-08 | 2021-04-08 | Heating module for rail transit braking system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110377817.0A CN113085818A (en) | 2021-04-08 | 2021-04-08 | Heating module for rail transit braking system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113085818A true CN113085818A (en) | 2021-07-09 |
Family
ID=76675441
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110377817.0A Pending CN113085818A (en) | 2021-04-08 | 2021-04-08 | Heating module for rail transit braking system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113085818A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206451797U (en) * | 2016-12-30 | 2017-08-29 | 苏州肯美煊实业有限公司 | A kind of silica gel heating sheet and lithium battery group for lithium battery group |
| US20180339569A1 (en) * | 2017-05-23 | 2018-11-29 | Thermon Heating Systems | Modular metal heating panel for railcar |
| CN208637557U (en) * | 2018-08-03 | 2019-03-22 | 北京长城华冠汽车科技股份有限公司 | A kind of temperature control system and electric car of electric automobile power battery |
| CN211166899U (en) * | 2019-12-09 | 2020-08-04 | 无锡市国瑞热控科技有限公司 | Novel heating plate for rail transit brake module |
-
2021
- 2021-04-08 CN CN202110377817.0A patent/CN113085818A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN206451797U (en) * | 2016-12-30 | 2017-08-29 | 苏州肯美煊实业有限公司 | A kind of silica gel heating sheet and lithium battery group for lithium battery group |
| US20180339569A1 (en) * | 2017-05-23 | 2018-11-29 | Thermon Heating Systems | Modular metal heating panel for railcar |
| CN208637557U (en) * | 2018-08-03 | 2019-03-22 | 北京长城华冠汽车科技股份有限公司 | A kind of temperature control system and electric car of electric automobile power battery |
| CN211166899U (en) * | 2019-12-09 | 2020-08-04 | 无锡市国瑞热控科技有限公司 | Novel heating plate for rail transit brake module |
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