CN221103582U - Heating cable special for tunnel fire-fighting pipe - Google Patents
Heating cable special for tunnel fire-fighting pipe Download PDFInfo
- Publication number
- CN221103582U CN221103582U CN202322575950.4U CN202322575950U CN221103582U CN 221103582 U CN221103582 U CN 221103582U CN 202322575950 U CN202322575950 U CN 202322575950U CN 221103582 U CN221103582 U CN 221103582U
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- Prior art keywords
- fixing
- strip
- side wall
- outer side
- sheath
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 24
- 238000009434 installation Methods 0.000 abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- 239000000463 material Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The application discloses a special heating cable for a tunnel fire tube, which comprises a sheath, wherein a plurality of mounting rings are sleeved on the outer side wall of the sheath, a flexible limiting strip and a flexible fixing strip are connected to the outer side wall of each mounting ring, the movable end of each limiting strip is connected with a connecting ring for the fixing strip to pass through, at least one fixing column is connected to the fixing strip at intervals along the length direction of the fixing strip, a fixing hole for the fixing column to pass through is formed in the movable end of the fixing strip, a mounting screw is connected to the fixing column in a threaded manner, and one end of the mounting screw is connected with a limiting plate. When the heating cable is installed, the limiting strip and the fixing strip on the installation ring encircle the outer side of the fire-fighting pipeline, then one end of the fixing strip passes through the connection ring and then bends back to be clung to the outer side wall of the fixing strip, the fixing column is inserted into the fixing hole, then the installation screw rod is screwed into the fixing column, and the fixing column is limited to be separated from the fixing hole, so that the cable is fixed on the outer side wall of the pipeline, the operation is simple, and time and labor are saved.
Description
Technical Field
The application relates to the field of heating cables, in particular to a heating cable special for a tunnel fire-fighting pipe.
Background
When the fire-fighting pipeline is installed outdoors or indoors below 5 ℃, the fire-fighting pipeline is free of water flow due to the fact that the pipe diameter is thin and is easy to generate icing, and the self-spraying system or the fire hydrant system cannot be normally used. In case the fire disaster happens, the fire-fighting water pipe can not normally discharge water, and serious life and property safety accidents can be easily caused.
At present, the patent with the publication number of CN205475457U discloses an antifreezing device for a fire-fighting water pipe, the antifreezing device structurally comprises a heat tracing cable, a temperature sensor and a temperature control box, wherein the heat tracing cable is positioned on the surface of the fire-fighting water pipe so as to provide heat energy for the fire-fighting water pipe, the temperature sensor is positioned on the surface of the fire-fighting water pipe so as to detect the surface temperature of the fire-fighting water pipe, a temperature controller is arranged in the temperature control box, the input end of the temperature controller is connected with the temperature sensor, and the output end of the temperature controller is connected with the heat tracing cable. When the external temperature is too low, the heat tracing cable can heat the fire-fighting water pipe, so that the fire-fighting water pipe is prevented from being frozen, fire-fighting hidden danger is eliminated, and normal operation of fire-fighting facilities is guaranteed when fire occurs.
With respect to the related art described above, the inventors consider that there are the following drawbacks: the heat tracing cable is usually bound on the fire fighting water pipe through a thin steel wire, which is time-consuming and labor-consuming, and therefore needs to be improved.
Disclosure of utility model
Aiming at the defects of the prior art, the application provides a special heating cable for a tunnel fire tube, which aims to solve the problems.
The utility model provides a special heating cable of tunnel fire control pipe, includes the sheath, the cover is equipped with a plurality of collar on the lateral wall of sheath, every all be connected with flexible spacing and flexible fixed strip on the lateral wall of collar, the expansion end of spacing is connected with the go-between that supplies the fixed strip to pass, be connected with at least one fixed column along self length direction interval on the fixed strip, the fixed orifices that supplies the fixed column to pass has been seted up on the expansion end of fixed strip, threaded connection has the installation screw on the fixed column, the one end of installation screw is connected with the limiting plate.
By adopting the technical scheme, when the heating cable is installed, the limiting strip and the fixing strip on the installation ring are surrounded on the outer side of the fire-fighting pipeline, then one end of the fixing strip passes through the connection ring and then bends back to be clung to the outer side wall of the fixing strip, the fixing column is inserted into the fixing hole, then the installation screw is screwed into the fixing column, and the fixing column is limited to be separated from the fixing hole, so that the cable is fixed on the outer side wall of the pipeline, the operation is simple, and time and labor are saved; in addition, people can select proper fixing columns to insert into the fixing holes according to the outer diameters of the fire-fighting pipelines, so that the heating cables are convenient to install on the fire-fighting pipelines with different outer diameters.
Optionally, a fastening pad with elasticity is fixedly sleeved on the circumferential outer side wall of the fixing column.
Through adopting above-mentioned technical scheme, insert the fixed column in the fixed orifices after, the fastening pad can be with the space between fixed column and the fixed orifices filling up to preliminarily fix the one end of fixed strip on the fixed column, and then be convenient for screw the installation screw rod.
Optionally, two connecting blocks are symmetrically arranged at the edge of the limiting plate.
Through adopting above-mentioned technical scheme, the connecting block can give finger a holding power to the limiting plate is convenient for rotate.
Optionally, be connected with the locating strip along self length direction on the lateral wall of sheath, offer the hole of stepping down that supplies the locating strip to pass on the collar, threaded connection has positioning bolt on the lateral wall of the adjacent hole of stepping down of collar, the spacing constant head tank that is equipped with a plurality of confession positioning bolt's one end card income along self length direction on the locating strip.
Through adopting above-mentioned technical scheme, people can be according to the position adjustment collar of cable ligature on the sheath, rotate positioning bolt for positioning bolt's one end card is gone into in the constant head tank, thereby prevents that the collar from continuing to slide on the sheath, and then makes the collar comparatively nimble in the position on the sheath, improves the installation effectiveness of cable.
Optionally, the positioning bolt is an inner hexagon bolt.
Optionally, an elastic fastening ring is connected to the outer side wall of the mounting ring, and the inner side wall of the fastening ring is clung to the outer side wall of the nut of the positioning bolt.
By adopting the technical scheme, friction exists between the inner side wall of the fastening ring and the nut of the positioning bolt, so that the positioning bolt is limited to be loosened accidentally.
In summary, the present application includes at least one of the following beneficial technical effects:
1. When the heating cable is installed, the limiting strips and the fixing strips on the installation ring are wound on the outer side of the fire-fighting pipeline, then one end of each fixing strip penetrates through the connection ring and then bends back to be clung to the outer side wall of the fire-fighting pipeline, the fixing column is inserted into the fixing hole, then the installation screw is screwed into the fixing column, and the fixing column is limited to be separated from the fixing hole, so that the cable is fixed on the outer side wall of the fire-fighting pipeline, the operation is simple, and time and labor are saved; in addition, people can select proper fixing columns to insert into the fixing holes according to the outer diameters of the fire-fighting pipelines, so that the heating cables are convenient to install on the fire-fighting pipelines with different outer diameters.
2. People can adjust the position of collar on the sheath according to cable ligature's position, rotate positioning bolt for positioning bolt's one end card is gone into in the constant head tank, thereby prevent that the collar from continuing to slide on the sheath, and then make the position of collar on the sheath comparatively nimble, improve the installation effectiveness of cable.
3. Friction exists between the inner side wall of the fastening ring and the nut of the positioning bolt, so that the positioning bolt is limited to be loosened accidentally.
Drawings
Fig. 1 is a schematic structural view of an embodiment of the present application.
Fig. 2 is an exploded view of a mounting ring in an embodiment of the application.
Reference numerals illustrate:
1. a sheath; 2. a mounting ring; 21. a relief hole; 3. a limit bar; 31. a connecting ring; 4. a fixing strip; 41. fixing the column; 411. a fastening pad; 42. a fixing hole; 43. installing a screw; 44. a limiting plate; 45. a connecting block; 5. a positioning strip; 51. a positioning groove; 6. positioning bolts; 7. a fastening ring.
Detailed Description
In order that the application may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. It will be understood that when an element is referred to as being "fixed" to another element, it can be directly on the other element or one or more intervening elements may be present therebetween. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or one or more intervening elements may be present therebetween. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.
The embodiment of the application discloses a heating cable special for a tunnel fire-fighting pipe. Referring to fig. 1, the cable comprises a sheath 1, and a plurality of mounting rings 2 are sleeved on the outer side wall of the sheath 1.
Referring to fig. 1 and 2, a flexible limit bar 3 and a flexible fixing bar 4 are fixedly connected to the outer side wall of each mounting ring 2, and the limit bar 3 and the fixing bar 4 are made of rubber materials. The movable end of the limiting strip 3 is fixedly connected with a connecting ring 31 for the fixing strip 4 to pass through, three fixing columns 41 with circular sections are fixedly connected to the fixing strip 4 at intervals along the length direction of the fixing strip, and fixing holes 42 for the fixing columns 41 to pass through are formed in the movable end of the fixing strip 4. Each fixing column 41 is connected with a mounting screw 43 in a threaded manner, one end of each mounting screw 43 is fixedly connected with a circular limiting plate 44, each limiting plate 44 and each mounting screw 43 are arranged on the same axis, and the diameter of each limiting plate 44 is larger than that of each fixing column 41. The peripheral outer side wall of each fixing column 41 is fixedly sleeved with an elastic fastening pad 411, and the fastening pad 411 is made of a silica gel material. When the heating cable is installed, the limiting strip 3 and the fixing strip 4 on the installation ring 2 are wound on the outer side of the fire-fighting pipeline, then one end of the fixing strip 4 passes through the connection ring 31 and then is bent back to be clung to the outer side wall of the fire-fighting pipeline, the fixing column 41 is inserted into the fixing hole 42, then the installation screw 43 is screwed into the fixing column 41, and the fixing column 41 is limited to be separated from the fixing hole 42, so that the cable is fixed on the outer side wall of the fire-fighting pipeline, the operation is simple, and time and labor are saved; in addition, one can select an appropriate fixing post 41 to be inserted into the fixing hole 42 according to the outer diameters of the fire-fighting pipes, thereby facilitating the installation of the heating cable on the fire-fighting pipes of different outer diameters.
Referring to fig. 1 and 2, two connection blocks 45 are symmetrically and fixedly connected to the edge of the limiting plate 44. The connection block 45 can give a supporting force to the finger, thereby facilitating the rotation of the limiting plate 44.
Referring to fig. 1 and 2, a positioning strip 5 is fixedly connected to the outer side wall of the sheath 1 along the length direction of the sheath, a yielding hole 21 for the positioning strip 5 to pass through is formed in the mounting ring 2, a positioning bolt 6 is connected to the outer side wall of the adjacent yielding hole 21 of the mounting ring 2 in a threaded manner, and the positioning bolt 6 is an inner hexagon bolt. The positioning strip 5 is provided with a plurality of positioning grooves 51 which are used for clamping one end of the positioning bolt 6 at intervals along the length direction. People can adjust the position of the mounting ring 2 on the sheath 1 according to the position of the cable binding, rotate the positioning bolt 6, enable one end of the positioning bolt 6 to be clamped into the positioning groove 51, further prevent the mounting ring 2 from continuing to slide on the sheath 1, further enable the position of the mounting ring 2 on the sheath 1 to be flexible, and improve the installation efficiency of the cable. The outer side wall of the mounting ring 2 is fixedly connected with an elastic fastening ring 7, the fastening ring 7 is made of rubber materials, and after one end of the positioning bolt 6 is clamped into the positioning groove 51, the inner side wall of the fastening ring 7 is clung to the outer side wall of a nut of the positioning bolt 6. Friction exists between the inner side wall of the fastening ring 7 and the nut of the positioning bolt 6, thereby limiting the positioning bolt 6 from being accidentally loosened.
The embodiment of the application provides a heating cable special for a tunnel fire tube, which is implemented by the following principle: when the heating cable is installed, the limiting strip 3 and the fixing strip 4 on the installation ring 2 are wound on the outer side of the fire-fighting pipeline, then one end of the fixing strip 4 passes through the connection ring 31 and then is bent back to be clung to the outer side wall of the fire-fighting pipeline, the fixing column 41 is inserted into the fixing hole 42, then the installation screw 43 is screwed into the fixing column 41, and the fixing column 41 is limited to be separated from the fixing hole 42, so that the cable is fixed on the outer side wall of the fire-fighting pipeline, the operation is simple, and time and labor are saved; in addition, one can select an appropriate fixing post 41 to be inserted into the fixing hole 42 according to the outer diameters of the fire-fighting pipes, thereby facilitating the installation of the heating cable on the fire-fighting pipes of different outer diameters.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. The utility model provides a special heating cable of tunnel fire control pipe, includes sheath (1), its characterized in that: the utility model discloses a fixing device for the cable, including sheath (1) and fixed screw, the cover is equipped with a plurality of collar (2) on the lateral wall of sheath (1), every all be connected with spacing (3) and flexible fixed strip (4) of flexibility on the lateral wall of collar (2), the expansion end of spacing (3) is connected with go-between (31) that supply fixed strip (4) to pass, be connected with at least one fixed column (41) along self length direction interval on fixed strip (4), set up fixed orifices (42) that supply fixed column (41) to pass on the expansion end of fixed strip (4), threaded connection has mounting screw (43) on fixed column (41), the one end of mounting screw (43) is connected with limiting plate (44).
2. The heating cable special for tunnel fire tubes according to claim 1, wherein: the circumferential outer side wall of the fixing column (41) is fixedly sleeved with an elastic fastening pad (411).
3. The heating cable special for tunnel fire tubes according to claim 1, wherein: two connecting blocks (45) are symmetrically arranged at the edge of the limiting plate (44).
4. The heating cable special for tunnel fire tubes according to claim 1, wherein: the novel cable sheath is characterized in that a positioning strip (5) is connected to the outer side wall of the sheath (1) along the length direction of the sheath, a yielding hole (21) for the positioning strip (5) to pass through is formed in the mounting ring (2), positioning bolts (6) are connected to the outer side wall of the adjacent yielding hole (21) of the mounting ring (2) in a threaded mode, and a plurality of positioning grooves (51) for clamping one end of each positioning bolt (6) are formed in the positioning strip (5) at intervals along the length direction of the sheath.
5. The heating cable special for tunnel fire tubes as claimed in claim 4, wherein: the positioning bolt (6) is an inner hexagon bolt.
6. The heating cable special for tunnel fire tubes according to claim 5, wherein: the outer side wall of the mounting ring (2) is connected with an elastic fastening ring (7), and the inner side wall of the fastening ring (7) is clung to the outer side wall of a nut of the positioning bolt (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575950.4U CN221103582U (en) | 2023-09-21 | 2023-09-21 | Heating cable special for tunnel fire-fighting pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575950.4U CN221103582U (en) | 2023-09-21 | 2023-09-21 | Heating cable special for tunnel fire-fighting pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221103582U true CN221103582U (en) | 2024-06-07 |
Family
ID=91317409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322575950.4U Active CN221103582U (en) | 2023-09-21 | 2023-09-21 | Heating cable special for tunnel fire-fighting pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221103582U (en) |
-
2023
- 2023-09-21 CN CN202322575950.4U patent/CN221103582U/en active Active
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