CN211604798U - BTTZ mineral matter cable magnesia powder is carried and copper pole multicore positioner - Google Patents
BTTZ mineral matter cable magnesia powder is carried and copper pole multicore positioner Download PDFInfo
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- CN211604798U CN211604798U CN202020585343.XU CN202020585343U CN211604798U CN 211604798 U CN211604798 U CN 211604798U CN 202020585343 U CN202020585343 U CN 202020585343U CN 211604798 U CN211604798 U CN 211604798U
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Abstract
The utility model discloses a BTTZ mineral matter cable magnesia powder is carried and copper pole multicore positioner mainly solves current fireproof cable insulating material and fills inconveniently, easily makes many cable cores separate the inequality at copper pipe center, leads to the relatively poor problem of many cable cores fireproof cable quality. The filling device comprises an outer pipe, an outer pipe fixing sleeve, an outer pipe supporting seat, a connecting sleeve, a funnel supporting plate, a core pipe fixing sleeve, a supporting plate and a core pipe supporting piece. When specifically assembling, utilize sinle silk pipe support piece with sinle silk pipe fixed and all with the distribution, through making the clearance between sinle silk pipe and outer tube, the copper pipe sheath of fire prevention cable, the sinle silk pipe support piece as the insulating material passageway, when specifically filling, make the sinle silk pass the line core pipe and just enable multi-thread core evenly distributed in copper pipe sheath. The design enables the insulating material of the multi-core fireproof cable to be better in filling effect, and is beneficial to improving the quality of the fireproof cable. Therefore, the method is suitable for popularization and application.
Description
Technical Field
The utility model belongs to the technical field of the fireproof cable technique and specifically relates to a BTTZ mineral substance cable magnesia powder is carried and copper pole multicore positioner is related to.
Background
Electricity is a main energy source of the modern society, electric power transmission cannot be carried out without cables, the application of heavy-load and ultrahigh-voltage power supply technology is gradually increased along with the continuous development of the industry of China, and meanwhile, the fire hazard of electric wires and cables is increasingly prominent. The cable fire disaster has extremely high spreading speed, fierce fire behavior and difficult extinguishment, seriously harms the life and property safety of people, so the fireproof cable is produced in large quantity and put in different occasions such as nuclear power stations, chemical engineering, airports, indoor places and the like, and the loss caused by the fire disaster is reduced.
The fireproof cable is a cable with an outer layer made of a copper pipe sheath and a middle filled with an insulating material, and a cable core electrified conductor is positioned in the center of the copper pipe sheath, and has the characteristics of fire resistance, high temperature resistance and long service life. In actual production, the electrified conductor of the cable core often deviates when being filled with insulating materials, so that the quality of the fireproof cable is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a BTTZ mineral matter cable magnesia powder is carried and copper pole multicore positioner, it is inconvenient mainly to solve current fireproof cable insulating material packing, easily makes many cable cores separate inequality at the copper pipe center, leads to the relatively poor problem of many cable cores fireproof cable quality.
In order to achieve the above object, the utility model adopts the following technical scheme:
a BTTZ mineral matter cable magnesia powder conveying and copper rod multicore positioning device comprises an outer tube with a hollow inner part, an outer tube fixing sleeve sleeved on the outer wall of the outer tube, an outer tube supporting seat used for supporting the outer tube fixing sleeve, a connecting sleeve sleeved on the upper end face of the outer tube, a funnel with the lower end sleeved with the other end of the connecting sleeve, a funnel supporting plate used for placing the funnel, a plurality of core tubes penetrating through the cavity of the outer tube and extending upwards to form the connecting sleeve and the funnel, a core tube supporting member which is higher than the lower end face of the core tubes and provided with through holes which are matched with the number of the core tubes and are uniformly distributed, a plurality of bulges arranged on the outer wall of the core tube supporting member, a core tube fixing sleeve fixedly connected with the upper parts of the plurality of core tubes, and a supporting plate; gaps formed by the wire core pipe, the outer pipe, the copper pipe sheath of the fireproof cable and the wire core pipe supporting piece are used as insulating material channels; the outer edge of the wire core pipe is welded with the end face of the inner edge of the outer pipe; the diameter of an excircle formed by the outer end faces of the plurality of bulges is consistent with the inner diameter of a copper pipe sheath of the fireproof cable.
Preferably, the upper end surface and the lower end surface of the outer tube fixing sleeve are fixed with the outer tube in a welding mode.
Preferably, the connecting sleeve is a rubber connecting sleeve, and the joints of the rubber connecting sleeve, the lower end of the funnel and the upper end face of the outer pipe are reinforced through hoops.
Preferably, the core tube and the core tube support are fixed together by welding.
Compared with the prior art, the utility model discloses following beneficial effect has:
the utility model discloses an outer tube supporting seat, the funnel extension board is used for fixing the cover with the outer tube, the funnel is fixed, the outer tube is in the same place with the fixed cover welded fastening of outer tube, and through setting up evenly distributed has the sinle silk pipe support piece of via hole, when the sinle silk pipe passes the outer tube inner chamber, the via hole on the sinle silk pipe support piece that passes of passing of sinle silk pipe break-out end, and with the sinle silk pipe support piece welding together, therefore, realize evenly arranging of sinle silk pipe, and simultaneously, with the outer diameter design of sinle silk pipe support piece become to match with the internal diameter of copper pipe sheath, when insulating material loads, cup joint copper pipe sheath and sinle silk pipe support piece, the even arrangement in copper pipe sheath of sinle silk pipe has just so been realized, when concrete filling, make the sinle. The design enables the insulating material of the multi-core fireproof cable to be better in filling effect, and is beneficial to improving the quality of the fireproof cable.
Drawings
Fig. 1 is a schematic view of the overall cross-sectional structure of the present invention.
Fig. 2 is a schematic sectional view in the direction of a-a in fig. 1.
Fig. 3 is a schematic cross-sectional view taken along the direction B-B in fig. 1.
Fig. 4 is a schematic cross-sectional view taken along the direction C-C in fig. 1.
Wherein, the names corresponding to the reference numbers are:
1-outer tube, 2-outer tube fixing sleeve, 3-outer tube supporting seat, 4-connecting sleeve, 5-funnel, 6-funnel supporting plate, 7-core tube, 8-core tube supporting piece, 9-bulge, 10-core tube fixing sleeve, 11-supporting plate, 12-insulating material channel, 13-hoop, 14-copper tube sheath, 15-insulating material and 16-core.
Detailed Description
The present invention will be further described with reference to the following description and examples, which include but are not limited to the following examples.
Examples
As shown in fig. 1-4, the utility model discloses a BTTZ mineral cable magnesia powder conveying and copper rod multi-core positioning device, which comprises an outer tube 1 with a hollow inner part, an outer tube fixing sleeve 2 sleeved on the outer wall of the outer tube 1 and with an upper end surface lower than the upper end surface of the outer tube 1, an outer tube supporting seat 3 for supporting the outer tube fixing sleeve 2, a connecting sleeve 4 sleeved on the upper end surface of the outer tube 1, a funnel 5 with a lower end sleeved on the other end of the connecting sleeve 4, a funnel support plate 6 for placing the funnel 5, a plurality of wire core tubes 7 penetrating through the cavity of the outer tube 1 and extending upwards out of the connecting sleeve 4 and the funnel 5, a wire core tube support member 8 which is higher than the lower end surface of the wire core tube 7 and is provided with through holes with the same number as the wire core tubes 7, a plurality of bulges 9 arranged on the outer wall of the wire core tube support member, and a support plate 11 for supporting the core tube fixing sleeve 10; wherein, the gap formed by the core tube 7, the outer tube 1, the copper tube sheath of the fireproof cable and the core tube support member 8 is used as an insulating material channel 12; the outer edge of the wire core pipe 7 is welded with the end face of the inner edge of the outer pipe 1; the diameter of an excircle formed by the outer end faces of the bulges 9 is consistent with the inner diameter of a copper pipe sheath of the fireproof cable.
The upper end face and the lower end face of the outer tube fixing sleeve 2 are fixed with the outer tube 1 in a welding mode. The connecting sleeve 4 is a rubber connecting sleeve, and the joints of the rubber connecting sleeve, the lower end of the funnel and the upper end face of the outer pipe 1 are reinforced by the hoops 13. The wire core tube 7 and the wire core tube supporting piece 8 are fixed together by welding to form an integrated structure.
In this embodiment, the number of the core tubes is set to 4, and in actual production, a plurality of via holes are uniformly distributed on the core tube supporting member 8 according to production requirements, and a plurality of core tubes 7 are correspondingly arranged.
In actual use, an outer tube 1 made of stainless steel penetrates through and is concentric with an outer tube fixing sleeve 2, an inner hole of the outer tube fixing sleeve 2 is matched with the outer diameter of the outer tube 1, the upper end face of the outer tube fixing sleeve 2 is 30-50mm so as to be conveniently connected with a rubber connecting sleeve, and the upper end face and the lower end face of the outer tube fixing sleeve 2 are welded with the outer tube 1 to form a whole; the wire core pipes 7 penetrate through the inner hole of the outer pipe 1, and the upper parts of the wire core pipes 7 penetrate through the rubber connecting sleeve, the funnel 5 and the wire core pipe fixing sleeve 10 respectively. The lower end of the wire core tube 7 penetrates through the lower end of the outer tube 1 by 100-150mm, a wire core tube supporting piece 8 is arranged at the position of 5-10mm of the lower end surface of the wire core tube 7, the wire core tube supporting piece 8 is provided with a plurality of through holes matched with the wire core tube 7, a plurality of bulges 9 are arranged on the outer edge of the through holes of the wire core tube supporting piece 8, the diameter of an excircle formed by the outer end surface is consistent with the inner diameter of a copper tube sheath 14 of the fireproof cable, the center of the wire core tube supporting piece 8 is concentric with the center of the copper tube sheath 14, and two ends of the wire core tube supporting piece 8 are welded; the outer edge of the wire core tube 7 and the inner edge of the outer tube 1 are welded at the position with the minimum distance at the upper end face and the lower end face of the outer tube 1, so that the wire core tube 7 and the outer tube 1 are integrated. The upper part of the wire core tube 7 is welded with the wire core tube fixing sleeve 10 to form a whole.
When the device works, the outer tube fixing sleeve 2 is fixed on the outer tube supporting seat 3, the funnel 5 is fixed on the funnel supporting plate 6, the wire core tube fixing sleeve 10 is fixed on the supporting plate 11, and the wire core 16 penetrates through the wire core tube 7; the gap formed by the wire core tube 7, the outer tube 1, the copper tube sheath 14 and the wire core tube support piece 8 is used as a powdery insulating material channel 12; the upper part of the outer pipe 1 is connected with the lower part of a rubber connecting sleeve, the rubber connecting sleeve is sleeved on the outer pipe 1 and clamped by a hoop 13, the upper part of the rubber connecting sleeve is connected with the funnel 5, and the rubber connecting sleeve is sleeved on a lower pipe of the funnel 5 and clamped by the hoop 13; the wire core 16 enters from the upper part of the wire core tube 7 and passes out from the lower part; the insulation material 15 flows out from the bottom of the outer tube through the insulation material channel 12 to be combined with the wire core into a required multi-core product.
Through the design, the utility model discloses make even arranging of core pipe in copper pipe sheath, when concrete filling, make the sinle silk pass the core pipe and just enable multi-thread core evenly distributed in copper pipe sheath. The design enables the insulating material of the multi-core fireproof cable to be better in filling effect, and is beneficial to improving the quality of the fireproof cable. Therefore, compared with the prior art, the utility model has the substantive characteristics and progress.
The above embodiment is only one of the preferred embodiments of the present invention, and should not be used to limit the protection scope of the present invention, but all the insubstantial changes or modifications made in the spirit and the idea of the main design of the present invention, the technical problems solved by the embodiment are still consistent with the present invention, and all should be included in the protection scope of the present invention.
Claims (4)
1. A BTTZ mineral matter cable magnesia powder conveying and copper pole multicore positioning device is characterized by comprising an outer tube (1) with a hollow inner part, an outer tube fixing sleeve (2) sleeved on the outer wall of the outer tube (1) and with an upper end face lower than the upper end face of the outer tube (1), an outer tube supporting seat (3) used for supporting the outer tube fixing sleeve (2), a connecting sleeve (4) sleeved on the upper end face of the outer tube (1), a funnel (5) with a lower end sleeved with the other end of the connecting sleeve (4), a funnel support plate (6) used for placing the funnel (5), a plurality of wire core tubes (7) penetrating through a cavity of the outer tube (1) and upwards extending out of the connecting sleeve (4) and the funnel (5), a wire core tube support member (8) which is higher than the lower end face of the wire core tube (7) and is provided with via holes which are uniformly distributed and matched with the number of the wire core tubes (7), and, the wire core tube fixing sleeve (10) is fixedly connected with the upper parts of the wire core tubes (7), and the support plate (11) is used for supporting the wire core tube fixing sleeve (10); wherein, the clearance formed by the wire core tube (7), the outer tube (1), the copper tube sheath of the fireproof cable and the wire core tube support piece (8) is used as an insulating material channel (12); the outer edge of the wire core pipe (7) is welded with the end face of the inner edge of the outer pipe (1); the diameter of an excircle formed by the outer end faces of the bulges (9) is consistent with the inner diameter of a copper pipe sheath of the fireproof cable.
2. The BTTZ mineral cable magnesia powder conveying and copper rod multicore positioning device of claim 1, wherein the upper end surface and the lower end surface of the outer tube fixing sleeve (2) are fixed with the outer tube (1) by welding.
3. The BTTZ mineral matter cable magnesia powder conveying and copper rod multi-core positioning device as claimed in claim 2, wherein the connecting sleeve (4) is a rubber connecting sleeve, and the joint of the rubber connecting sleeve and the lower end of the funnel and the upper end face of the outer tube (1) is reinforced by a hoop (13).
4. The BTTZ mineral cable magnesia powder conveying and copper rod multicore positioning device of claim 3, wherein the core tube (7) and the core tube support (8) are fixed together by welding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020585343.XU CN211604798U (en) | 2020-04-17 | 2020-04-17 | BTTZ mineral matter cable magnesia powder is carried and copper pole multicore positioner |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020585343.XU CN211604798U (en) | 2020-04-17 | 2020-04-17 | BTTZ mineral matter cable magnesia powder is carried and copper pole multicore positioner |
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| CN211604798U true CN211604798U (en) | 2020-09-29 |
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| CN202020585343.XU Active CN211604798U (en) | 2020-04-17 | 2020-04-17 | BTTZ mineral matter cable magnesia powder is carried and copper pole multicore positioner |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366043A (en) * | 2021-01-13 | 2021-02-12 | 江西太平洋电缆集团有限公司 | Magnesium oxide fireproof cable, filling method and filling line |
| CN113241214A (en) * | 2021-05-10 | 2021-08-10 | 广州广缆电缆科技有限公司 | Mineral insulated cable and preparation method thereof |
| CN114038629A (en) * | 2021-11-23 | 2022-02-11 | 浙江元通线缆制造有限公司 | Production equipment for continuously producing rigid mineral cables |
-
2020
- 2020-04-17 CN CN202020585343.XU patent/CN211604798U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112366043A (en) * | 2021-01-13 | 2021-02-12 | 江西太平洋电缆集团有限公司 | Magnesium oxide fireproof cable, filling method and filling line |
| CN113241214A (en) * | 2021-05-10 | 2021-08-10 | 广州广缆电缆科技有限公司 | Mineral insulated cable and preparation method thereof |
| CN114038629A (en) * | 2021-11-23 | 2022-02-11 | 浙江元通线缆制造有限公司 | Production equipment for continuously producing rigid mineral cables |
| CN114038629B (en) * | 2021-11-23 | 2023-11-10 | 浙江元通线缆制造有限公司 | Production equipment for continuously producing rigid mineral cables |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210423 Address after: 611230 Chuangye Road, Chongzhou intelligent application industry functional zone, Chengdu City, Sichuan Province Patentee after: Chengdu Xuanyan Intelligent Equipment Co.,Ltd. Address before: 611730 No. 198 Zhenggang Road, South Area of Chengdu Modern Industrial Port, Pidu District, Chengdu City, Sichuan Province Patentee before: Chengdu Lianshi Technology Co.,Ltd. |
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| TR01 | Transfer of patent right |