CN204760154U - Adopt thermoplastic material's insulation support - Google Patents
Adopt thermoplastic material's insulation support Download PDFInfo
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- CN204760154U CN204760154U CN201520479058.9U CN201520479058U CN204760154U CN 204760154 U CN204760154 U CN 204760154U CN 201520479058 U CN201520479058 U CN 201520479058U CN 204760154 U CN204760154 U CN 204760154U
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- China
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- insulation crust
- gauze screen
- insulating sleeve
- center conductor
- insulating casing
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Abstract
The utility model provides an adopt thermoplastic material's insulation support, includes insulating casing, center conductor and shielding net, insulating casing adopt thermoplastic material moulding by casting, the center is equipped with the through -hole along the axial, insulating casing's through -hole lateral surface and insulating casing's medial surface form insulating casing's annular inner chamber, center conductor imbed in insulating casing's through -hole, insulating casing's annular inner chamber is arranged in to the shielding net, the shielding net is surrounded by insulating casing entirely or the part is surrounded, the shielding net surrounds live in center conductor, the utility model discloses compact structure, light in weight, simple to operate uses thermoplastic material to solve gas pocket and tiny fissured problem easily as insulating casing, and plastics cooling and solidification is fast, and ability used repeatedly had good recovery nature after thermoplastic material heated once more moreover, avoided the solidification procedure, had shortened the production time greatly, improved production efficiency.
Description
Technical field
The utility model relates to a kind of insulating sleeve, refers in particular to a kind of insulating sleeve adopting thermoplastic.
Background technology
Insulating sleeve is for one or several conductor through the such as partition such as wall or casing, and play the device of insulation and supporting role, be commonly used to the equipment of alternating voltage higher than 1000V, its excellent insulating property, reliability is high, and adaptive capacity to environment is strong.
The insulation crust of current insulating sleeve all adopts epoxide resin material, by vacuum pouring or pressure gelation process shaping, this moulding process material requested is many, finished product weight, working (machining) efficiency is very low, and follow-up also need is heating and curing, and power consumption of polymer processing is large, waste product material cannot reclaim and be difficult to degraded, can damage natural environment.And adhering with epoxy resin intensity is not high, in casting process, easily there is the problem such as pore and fine cracks, very large to insulation of electrical installation performance impact.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of insulating sleeve adopting thermoplastic, has injection molding process efficiency high, energy-saving and cost-reducing, have lightweight, volume is little, insulation property and mechanical performance high, the advantage such as environmental.
In order to solve the problems of the technologies described above, the technical solution of the utility model is: a kind of insulating sleeve adopting thermoplastic, comprise insulation crust, center conductor and gauze screen, described insulation crust adopts thermoplastic moulding by casting, center is provided with through hole vertically, the through hole lateral surface of insulation crust and the medial surface of insulation crust form the annular cavity of insulation crust, center conductor is embedded in the through hole of insulation crust, gauze screen is placed in the annular cavity of insulation crust, gauze screen is surrounded entirely by insulation crust or part is surrounded, gauze screen surrounds center conductor.
Further, described gauze screen is embedded in insulation crust, wrapped up completely by insulation crust, the insulation crust thickness of gauze screen medial surface is less than the insulation crust thickness of gauze screen lateral surface, and the inner chamber of insulation crust is provided with the rib paralleled with center conductor axis.
Further, described gauze screen is surrounded by insulative housing portion, and gauze screen lateral surface and upper and lower both ends of the surface and insulation crust medial surface fit, and gauze screen medial surface is contactless with insulation crust medial surface.
Further, also comprise the end cap adopting thermoplastic moulding by casting, end cap is provided with air vent hole, end cap is combined with the end face of insulation crust by ultrasonic bonding or gluing, insulation crust end face and end cap fit, and cover the inner chamber of insulation crust, increase mechanical strength.
Further, the lumen loading of described insulation crust has the flexible material of the capacitance increasing insulating sleeve.
Further, the installed surface of described insulation crust is provided with seal groove.
Further, the thickness of the thermoplastic that described insulation crust is selected is 2-5mm.
Described gauze screen adopts metallic conductor, semiconductor or adds the nylon of carbon fibre.
Further, described gauze screen is provided with installing hole, the axis of axis being parallel in center conductor of described installing hole or the axis perpendicular to center conductor.
Adopt a production method for the insulating sleeve of thermoplastic, adopt the insulating sleeve of thermoplastic for the production of preceding claim.
Adopt a production method for the insulating sleeve of thermoplastic, the steps include:
Step 1: according to actual needs to center conductor and gauze screen preheating or not preheating;
Step 2: center conductor step 1 processed and gauze screen put into casting mold;
Step 3: pour into a mould thermoplastic in casting mold, cooling forming, obtain insulating sleeve.
Adopt a production method for the insulating sleeve of thermoplastic, the steps include:
Step 1: according to actual needs to center conductor pre-heating or not preheating;
Step 2: center conductor step 1 processed puts into casting mold;
Step 3: to the gauze screen part cast gauze screen moulding material in casting mold, direct moulding by casting gauze screen;
Step 4: to the casting insulated shell moulding material of the insulative housing portion in casting mold, moulding by casting insulation crust, obtains insulating sleeve after cooling.
Adopt a production method for the insulating sleeve of thermoplastic, the steps include:
Step 1: according to actual needs to center conductor pre-heating or not preheating;
Step 2: center conductor step 1 processed puts into casting mold;
Step 3: pour into a mould thermoplastic in casting mold, cooling forming, obtains the insulation crust of embedded center conductor;
Step 4: gauze screen is installed in type insulation crust, obtains insulating sleeve.
The utility model compact conformation, lightweight, easy for installation, compared with the insulating sleeve made with existing epoxy resin, its technical advantage is, use thermoplastic as insulation crust, thermoplastic can apply very large injection pressure and dwell pressure when injection moulding, the problem of easy solution pore and fine cracks, plastics cooling curing speed is fast, exempt the rear curing time of eight hours, and thermoplastic again heat after can reuse, there is good recyclability, save material more than 30%, shaping efficiency was reduced to one to two minute by tens minutes, processing site is neatly clean, finished product structure intensity is good, not cracky, excellent insulating property.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
Fig. 1 is the utility model first example structure schematic diagram;
Fig. 2 is the utility model second example structure schematic diagram;
Fig. 3 is the utility model the 3rd example structure schematic diagram;
Fig. 4 is the utility model the 4th example structure schematic diagram;
Fig. 5 is the utility model the 5th example structure schematic diagram;
Fig. 6 is the mounting structure schematic diagram of insulation crust in the utility model second embodiment and the 4th embodiment.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
First embodiment as shown in Figure 1, a kind of insulating sleeve adopting thermoplastic, comprise insulation crust 10, center conductor 20 and gauze screen 30, described insulation crust 10 adopts thermoplastic moulding by casting, insulation crust 10 center is provided with through hole 11 vertically, center conductor 20 is embedded in the through hole 11 of insulation crust 10, center conductor 20 two ends are provided with the installing hole be connected with cable, through hole lateral surface 12 and the insulation crust medial surface 16 of insulation crust 10 form the annular cavity 13 of insulation crust 10, gauze screen 30 is placed in the annular cavity 13 of insulation crust 10, gauze screen 30 is embedded in insulation crust 10, wrapped up completely by insulation crust 10, the insulation crust thickness at gauze screen medial surface 31 place is less than the insulation crust thickness of gauze screen lateral surface 32, the inner chamber 13 of insulation crust 10 is provided with the rib 14 paralleled with center conductor 10 axis.The installed surface of insulation crust 10 is provided with seal groove 15, ensure between installed surface and insulating sleeve air tight, make zone isolation inside and outside installation cabinet, gauze screen 30 is provided with the installing hole 33 of the central axis being parallel to center conductor 20, for being arranged on by insulating sleeve, cabinet is installed, and makes gauze screen 30 ground connection.
The second embodiment shown in Fig. 2 is relative to the difference of the first embodiment: the installing hole 33 that gauze screen 30 is provided with is perpendicular to the central axis of center conductor 20, be not used in the installation of insulating sleeve on cabinet, only for testing the whether charged interface of insulating sleeve, this kind of insulating sleeve is fixed by pressing plate locking mode and installation cabinet, as shown in Figure 6, sealing ring 70 is loaded in the seal groove 15 of insulation crust 10, fit with installation cabinet 60, the end face of flange of insulation crust 10 adds pressing plate 80 and compresses, by securing member, pressing plate 80 and installation cabinet 60 are fastened and fixed, this kind of structure, the outside dimension of insulation crust 10 can reduce, volume and weight also reduces accordingly, mounting means is more firm.
Shown in Fig. 3, the 3rd embodiment is relative to the difference of the first embodiment: gauze screen 30 is surrounded by insulation crust 10 part, gauze screen lateral surface 32 and upper and lower both ends of the surface and insulation crust medial surface 16 fit, gauze screen medial surface 31 is contactless with insulation crust medial surface 16, and namely gauze screen medial surface 31 is without plastic layer.Also add the end cap 40 comprising and adopt thermoplastic moulding by casting, end cap is provided with air vent hole 41, be communicated with inner for insulating sleeve with gas in installation cabinet, end cap 40 is combined with the end face of insulation crust 10 by ultrasonic bonding or gluing, cover the inner chamber 13 of insulation crust 10, in this embodiment, if wall thickness is enough thick, mechanical strength reaches test request, also can not add end cap.
Shown in Fig. 4, the 4th embodiment is relative to the first embodiment difference: gauze screen 30 is surrounded by insulation crust 10 part, gauze screen lateral surface 32 and upper and lower both ends of the surface and insulation crust medial surface 16 fit, gauze screen medial surface 31 is contactless with insulation crust medial surface 16, and namely gauze screen medial surface 31 is without plastic layer.Also add the end cap 40 comprising and adopt thermoplastic moulding by casting, end cap is provided with air vent hole 41, be communicated with inner for insulating sleeve with gas in installation cabinet, end cap 40 is combined with the end face of insulation crust 10 by ultrasonic bonding or gluing, cover the inner chamber 13 of insulation crust 10, in this embodiment, if wall thickness is enough thick, mechanical strength reaches test request, also can not add end cap.The installing hole 33 that gauze screen 30 is provided with is perpendicular to the central axis of center conductor 20, be not used in the installation of insulating sleeve on cabinet, only for testing the whether charged interface of insulating sleeve, this kind of insulating sleeve is fixed by pressing plate locking mode and installation cabinet, as shown in Figure 6, sealing ring 70 is loaded in the seal groove 15 of insulation crust 10, fit with installation cabinet 60, the end face of flange of insulation crust 10 adds pressing plate 80 and compresses, by securing member, pressing plate 80 and installation cabinet 60 are fastened and fixed, the outside dimension of this kind of structural insulation shell 10 can reduce, volume and weight also reduces accordingly, mounting means is more firm.This kind of structure, the outside dimension of insulation crust 10 can reduce, and volume and weight also reduces accordingly, and mounting means is more firm.
5th embodiment shown in Fig. 5, the inner chamber 13 of insulation crust 10 is filled with the flexible material 50 of the capacitance increasing insulating sleeve, thus under the prerequisite reaching capacitance requirements, shorten the height of gauze screen 30 as far as possible.
In above embodiment, the thickness of the thermoplastic that insulation crust 10 is selected is 2-5mm, described gauze screen 30 adopts metallic conductor, semiconductor or adds the nylon wire of carbon fibre, center conductor 20 adopts copper material, aluminium or other electric conducting materials, and end cap 40 can adopt the material identical with insulation crust 10.
The production method of producing the insulating sleeve of above-mentioned employing thermoplastic has three kinds:
The step of the first is as follows:
Step 1: according to actual needs to center conductor and gauze screen preheating or not preheating;
Step 2: center conductor step 1 processed and gauze screen put into casting mold;
Step 3: pour into a mould thermoplastic in casting mold, cooling forming, obtain insulating sleeve.
The step of the second is as follows:
Step 1: according to actual needs to center conductor pre-heating or not preheating;
Step 2: center conductor step 1 processed puts into casting mold;
Step 3: to the gauze screen part cast gauze screen moulding material in casting mold, direct moulding by casting gauze screen;
Step 4: to the casting insulated shell moulding material of the insulative housing portion in casting mold, moulding by casting insulation crust, obtains insulating sleeve after cooling.
The third step is as follows:
Step 1: according to actual needs to center conductor pre-heating or not preheating;
Step 2: center conductor step 1 processed puts into casting mold;
Step 3: pour into a mould thermoplastic in casting mold, cooling forming, obtains the insulation crust of embedded center conductor;
Step 4: gauze screen is installed in type insulation crust, obtains insulating sleeve.
Use thermoplastic as insulation crust, thermoplastic can apply very large injection pressure and dwell pressure when injection moulding, the problem of easy solution pore and fine cracks, plastics cooling curing speed is fast, exempt the rear curing time of eight hours, and thermoplastic again heat after can reuse, there is good recyclability, save material more than 30%, shaping efficiency was reduced to one or two minute by tens minutes, and processing site is neatly clean, and finished product structure intensity is good, not cracky, excellent insulating property.
Although specifically show in conjunction with preferred embodiment and describe the utility model; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; in the form and details the utility model is made a variety of changes, be protection range of the present utility model.
Claims (8)
1. one kind adopts the insulating sleeve of thermoplastic, it is characterized in that: comprise insulation crust, center conductor and gauze screen, described insulation crust adopts thermoplastic moulding by casting, center is provided with through hole vertically, the through hole lateral surface of insulation crust and the medial surface of insulation crust form the annular cavity of insulation crust, center conductor is embedded in the through hole of insulation crust, gauze screen is placed in the annular cavity of insulation crust, gauze screen is surrounded entirely by insulation crust or part is surrounded, and gauze screen surrounds center conductor.
2. a kind of insulating sleeve adopting thermoplastic according to claim 1, it is characterized in that: described gauze screen is embedded in insulation crust, wrapped up completely by insulation crust, the insulation crust thickness at gauze screen medial surface place is less than the insulation crust thickness at gauze screen lateral surface place, and the inner chamber of insulation crust is provided with the rib paralleled with center conductor axis.
3. a kind of insulating sleeve adopting thermoplastic according to claim 1, it is characterized in that: described gauze screen is surrounded by insulative housing portion, gauze screen lateral surface and upper and lower both ends of the surface and insulation crust medial surface fit, and gauze screen medial surface is contactless with insulation crust medial surface.
4. according to described a kind of insulating sleeve adopting thermoplastic arbitrary in claims 1 to 3, it is characterized in that: also comprise the end cap adopting thermoplastic moulding by casting, end cap is provided with air vent hole, end cap is combined with the end face of insulation crust by ultrasonic bonding or gluing, insulation crust end face and end cap fit, cover the inner chamber of insulation crust, increase mechanical strength.
5. a kind of insulating sleeve adopting thermoplastic according to claim 4, is characterized in that: the lumen loading of described insulation crust has the flexible material of the capacitance increasing insulating sleeve.
6. a kind of insulating sleeve adopting thermoplastic according to claim 5, is characterized in that: the installed surface of described insulation crust is provided with seal groove.
7. a kind of insulating sleeve adopting thermoplastic according to claim 6, is characterized in that: the axis of axis being parallel in center conductor of described installing hole or the axis perpendicular to center conductor.
8. a kind of insulating sleeve adopting thermoplastic according to claim 1, it is characterized in that: the thickness of the thermoplastic that described insulation crust is selected is 2-5mm, described gauze screen is provided with installing hole, and described gauze screen adopts metallic conductor, semiconductor or adds the nylon of carbon fibre.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520479058.9U CN204760154U (en) | 2015-07-06 | 2015-07-06 | Adopt thermoplastic material's insulation support |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520479058.9U CN204760154U (en) | 2015-07-06 | 2015-07-06 | Adopt thermoplastic material's insulation support |
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| Publication Number | Publication Date |
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| CN204760154U true CN204760154U (en) | 2015-11-11 |
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| CN201520479058.9U Active CN204760154U (en) | 2015-07-06 | 2015-07-06 | Adopt thermoplastic material's insulation support |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916377A (en) * | 2015-07-06 | 2015-09-16 | 麦克奥迪（厦门）电气股份有限公司 | Insulating bush made of thermoplastic material and production method thereof |
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2015
- 2015-07-06 CN CN201520479058.9U patent/CN204760154U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104916377A (en) * | 2015-07-06 | 2015-09-16 | 麦克奥迪（厦门）电气股份有限公司 | Insulating bush made of thermoplastic material and production method thereof |
| WO2017004957A1 (en) * | 2015-07-06 | 2017-01-12 | 麦克奥迪（厦门）电气股份有限公司 | Insulating bush made of thermoplastic material and production method therefor |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201111 Address after: No.4a-5, No.810 Fangshan South Road, torch high tech Zone (Xiang'an) Industrial Zone, Xiamen City, Fujian Province Patentee after: Macaudi (Xiamen) Intelligent Electric Co.,Ltd. Address before: 361102 Fujian Province, Xiamen city Xiangan District torch hi tech Zone (Xiangan) Industrial Zone Fang Mountain Road No. 808 Patentee before: MOTIC (XIAMEN) ELECTRIC GROUP Co.,Ltd. |