CN202791116U - Constant-power heat tracing hose - Google Patents
Constant-power heat tracing hose Download PDFInfo
- Publication number
- CN202791116U CN202791116U CN 201220431096 CN201220431096U CN202791116U CN 202791116 U CN202791116 U CN 202791116U CN 201220431096 CN201220431096 CN 201220431096 CN 201220431096 U CN201220431096 U CN 201220431096U CN 202791116 U CN202791116 U CN 202791116U
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- flexible pipe
- layer
- line
- heating
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Abstract
The utility model discloses a constant-power heat tracing hose which comprises a hose body. The constant-power heat tracing hose is characterized in that a heating layer is formed in the pipe wall of the hose body; at least one group of power lines are arranged along the direction of the center line of a pipe cavity of the hose body and in the middle of the heating layer or on the upper surface of the heating layer and are continuously wound according to the same winding direction and at equal intervals; and at least one group of heating wires are continuously wound along the intersection direction and at equal intervals; and the power lines are formed by zero lines and fire wires. According to the utility model, the long-distance conveying of the heat tracing hose can be implemented, the current situation of multiple specifications in the process of producing stocks is also reduced, and the production and manufacturing cost is reduced.
Description
Technical field
The utility model relates to the delivery hose technical field, is the technology that the permanent power of a kind of electric heating is accompanied hot flexible pipe specifically.
Background technique
Flexible pipe commonly used has much at present, generally all be for delivery of rock gas or water etc., these flexible pipes all are applicable to gas under the normal temperature or the conveying of liquid, but under normal temperature or low-temperature condition, early glue the effect that shape or solid-state material then often do not have conveying for some, for example: crude oil, pitch, candy, so just need to carry out heat treated to delivery pipe this time, make delivery hose inside possess certain temperature, the like this conveying of carrying out material of ability success, mode of heating commonly used has following several: the heating of steam interlayer hard tube, on flexible pipe, twine heating wire etc., but these modes all can cause a large amount of energy dissipations, reach the unstable of temperature, and can produce certain potential safety hazard, it is extremely unstable to use performance.Existing mode can not be controlled the heating power of delivery pipe exactly, in the time of will causing like this producing the hot flexible pipe of companion, the heating tape of plurality of specifications for subsequent use, with the demand of applicable various different capacity equipment.In addition, because the heater voltage of most equipment is constant, when using the heating wire heating, according to the formula P=U2/R of power, the output value of voltage is certain, and flexible pipe is longer, the resistance R of heating wire is just larger, whole like this heating power will be more and more less, so this mode is not suitable for remote the conveying.
Summary of the invention
The purpose of this utility model provides a kind of permanent power and accompanies hot flexible pipe, can realize accompanying the remote conveying of hot flexible pipe, reduces simultaneously and produces when getting the raw materials ready, and the present situation of many specifications reduces manufacturing cost.
Realize below by following technological scheme:
A kind of permanent power is accompanied hot flexible pipe, comprise the flexible pipe body, it is characterized in that: be provided with heating layer in the tube wall of described flexible pipe body, be provided with at least one group of power line along the tube chamber centerline direction of flexible pipe body and in the heating layer the inside and by same direction spacing continuous winding, also be provided with at least one group of heating wire along the tube chamber centerline direction of flexible pipe body and in the heating layer the inside and by same direction spacing continuous winding, described heating wire and power line are crossing.
Described spacing is identical span.
Described power line is made of " zero " line and " fire " line.
Described " zero " line is provided with one group with " fire " line, or two groups, perhaps more than three groups.
The structural pipe wall of described flexible pipe body is outwards to set gradually heat-resistant layer, resistance to compression layer, the first isolation layer, described heating layer, the second isolation layer and heat insulation protecting layer from tube chamber.
The utility model compared with prior art has the following advantages.
By the technical solution of the utility model, permanent power described in the utility model accompanies the structure of hot flexible pipe to be from inside to outside: heat-resistant layer, Withstand voltage layer, the first isolation layer, heating layer, the second isolation layer and heat insulation protecting layer.Permanent power described in the utility model accompanies hot flexible pipe heating layer to adopt the technology of mesh grid, namely 1 group or multi-group power line such as " zero " line and " fire " line by same winding direction, the uniform distances continuous weaving is on heating layer, in addition, with 1 group or organize more heating wire with the crossing equidistant continuous winding of direction of " zero " " fire " line on heating layer, like this after the braiding, between 1 group of " zero " " fire " line, just have the heating wire of one section connection " zero " " fire " line, by generating heat after the current lead-through, this section is called heat-generating units 10, the heating wire resistance of heat-generating units 10 can arrange, and the interval between the heat-generating units 10 on the heating layer we also can control, and it is identical that the interval is set, and so just can realize permanent power heating.Simultaneously, according to formula P=U2/R, resistance R is certain, in parallel circuit, as long as keep total current to be no more than the limit, just can realize remote fluid flow with heat tracing below low voltage U.Also can allow simultaneously the hot flexible pipe of companion stronger with the adaptability of equipment, as long as under normal working voltage, just can compatiblely use the hot flexible pipe of companion.This shows that permanent power described in the utility model is accompanied hot flexible pipe, can realize accompanying the remote conveying of hot flexible pipe, reduce simultaneously the present situation of producing many specifications when getting the raw materials ready, reduce manufacturing cost.
Description of drawings
Fig. 1 is that the permanent power of the utility model is accompanied hot flexible pipe stereogram;
Fig. 2 is that the permanent power of the utility model is accompanied hot flexible pipe side view.
Embodiment
Accompany hot flexible pipe to be described in further detail below in conjunction with accompanying drawing to the permanent power of the utility model.
Such as Fig. 1, Fig. 2, the permanent power of the utility model is accompanied hot flexible pipe, comprise the flexible pipe body, in the tube wall of flexible pipe body, be provided with heating layer 4, along the tube chamber centerline direction of flexible pipe body and above heating layer, be provided with at least one group of power line and by same winding direction, and uniform distances continuous winding, also apart from continuous winding at least one group of heating wire 9 arranged with equally spaced along intersecting direction, heating wire 9 intersects with power line, makes heating wire 9 apply electric current and conductive exothermal by power line.Power line is made of " zero " line 7 and " fire " line 8.Power line i.e. " zero " line is provided with one group with " fire " line, or two groups, perhaps more than three groups.The structural pipe wall of flexible pipe body is: outwards namely set gradually from inside to outside from tube chamber and be heat-resistant layer 1, Withstand voltage layer 2, the first isolation layer 3, heating layer 4, the second isolation layer 5 and heat insulation protecting layer 6.
Following more detailed description is as follows:
It is the technology of employing textile web in the centre of heating layer 4 or above the heating layer 4 that permanent power described in the utility model is accompanied hot flexible pipe, namely 1 group or multi-group power " zero " " fire " line by same winding direction, the uniform distances continuous winding is on heating layer, in addition, with 1 group or organize more heating wire with the crossing equidistant continuous winding of direction of " zero " " fire " line on heating layer, like this after the braiding, between 1 group of " zero " " fire " line, just have the heating wire of one section connection " zero " " fire " line, by generating heat after the current lead-through, this section is called heat-generating units 10, the heating wire resistance of heat-generating units 10 can arrange, and the interval between the heat-generating units 10 on the heating layer we also can control, and it is identical that the interval is set, and so just can realize permanent power heating.Simultaneously, according to formula P=U2/R, resistance R is certain, in parallel circuit, as long as keep electric current to be no more than the limit, just can realize remote fluid flow with heat tracing below low voltage U.Also can allow simultaneously the hot flexible pipe of companion stronger with the adaptability of equipment, as long as under normal working voltage, just can compatiblely use the hot flexible pipe of companion.This shows that permanent power described in the utility model is accompanied hot flexible pipe, can realize accompanying the remote conveying of hot flexible pipe, reduce simultaneously the present situation of producing many specifications when getting the raw materials ready, reduce manufacturing cost.
Claims (5)
1. a permanent power is accompanied hot flexible pipe, comprise the flexible pipe body, it is characterized in that: be provided with heating layer in the tube wall of described flexible pipe body, be provided with at least one group of power line along the tube chamber centerline direction of flexible pipe body and in the heating layer the inside and by same direction spacing continuous winding, also be provided with at least one group of heating wire along the tube chamber centerline direction of flexible pipe body and in the heating layer the inside and by same direction spacing continuous winding, described heating wire and power line are crossing.
2. permanent power according to claim 1 is accompanied hot flexible pipe, it is characterized in that: described spacing is identical span.
3. permanent power according to claim 2 is accompanied hot flexible pipe, it is characterized in that: described power line is made of " zero " line and " fire " line.
4. permanent power according to claim 3 is accompanied hot flexible pipe, it is characterized in that: described " zero " line is provided with one group with " fire " line, or two groups, perhaps more than three groups.
According to claim 1 and 2 or 3 or 4 described permanent power accompany hot flexible pipe, it is characterized in that: the structural pipe wall of described flexible pipe body is outwards to set gradually heat-resistant layer, Withstand voltage layer, the first isolation layer, described heating layer, the second isolation layer and heat insulation protecting layer from tube chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220431096 CN202791116U (en) | 2012-08-28 | 2012-08-28 | Constant-power heat tracing hose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220431096 CN202791116U (en) | 2012-08-28 | 2012-08-28 | Constant-power heat tracing hose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202791116U true CN202791116U (en) | 2013-03-13 |
Family
ID=47818379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220431096 Expired - Fee Related CN202791116U (en) | 2012-08-28 | 2012-08-28 | Constant-power heat tracing hose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202791116U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105636257A (en) * | 2016-03-16 | 2016-06-01 | 华能无锡电热器材有限公司 | Electric tracing pipe with uniform thermal field |
| CN108799649A (en) * | 2018-08-22 | 2018-11-13 | 河北泽邦塑胶科技有限公司 | From heating floating oil hose and its invariable power heating tape preparation method |
-
2012
- 2012-08-28 CN CN 201220431096 patent/CN202791116U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105636257A (en) * | 2016-03-16 | 2016-06-01 | 华能无锡电热器材有限公司 | Electric tracing pipe with uniform thermal field |
| CN108799649A (en) * | 2018-08-22 | 2018-11-13 | 河北泽邦塑胶科技有限公司 | From heating floating oil hose and its invariable power heating tape preparation method |
| CN108799649B (en) * | 2018-08-22 | 2023-08-22 | 河北泽邦塑胶科技有限公司 | Self-heating floating oil delivery hose and preparation method of constant-power heating belt thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Shenzhen Jingcheng Hi Tech Co., Ltd. Assignor: Li Junchuan Contract record no.: 2014440000142 Denomination of utility model: Constant-power heat tracing hose Granted publication date: 20130313 License type: Exclusive License Record date: 20140409 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20160421 Address after: 528400 workshop No. 15, Daling industrial area, Daling village, Torch Development Zone, Guangdong, Zhongshan Patentee after: Zhongshan Jingcheng Mechanical and Electrical Equipment Co., Ltd. Address before: Xiamen City, Fujian province 361004 Wo Road, Siming District Building Room 503 No. 1120-3 Patentee before: Li Junchuan |
|
| DD01 | Delivery of document by public notice |
Addressee: Li Junchuan Document name: Notification of Passing Examination on Formalities |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20180828 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |