CN202034735U - Insulation tube type power transmission bus groove with air flowing temperature reduction device - Google Patents
Insulation tube type power transmission bus groove with air flowing temperature reduction device Download PDFInfo
- Publication number
- CN202034735U CN202034735U CN2011200236105U CN201120023610U CN202034735U CN 202034735 U CN202034735 U CN 202034735U CN 2011200236105 U CN2011200236105 U CN 2011200236105U CN 201120023610 U CN201120023610 U CN 201120023610U CN 202034735 U CN202034735 U CN 202034735U
- Authority
- CN
- China
- Prior art keywords
- connecting box
- power transmission
- transmission
- tube type
- electricity bus
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Landscapes
- Installation Of Bus-Bars (AREA)
Abstract
The utility model relates to an insulation tube type power transmission bus groove with an air flowing temperature reduction device, which comprises power transmission buses, an insulation protecting sleeve and a connecting element, wherein the power transmission buses are in unidirectional pavement arrangement, the power transmission buses are inserted in the insulation protecting sleeve, and the two adjacent power transmission buses are fastened and connected through a connecting element. The insulation tube type power transmission bus groove is characterized in that the power transmission buses are in a hollow structure, a certain gap is respectively reserved between the end parts of the two connected power transmission buses, the air temperature reduction device comprises an upper opening connecting box and a lower opening connecting box, the upper opening connecting box and the lower opening connecting box are respectively arranged outside the insulation protecting sleeve and are in staggered arrangement at intervals in the pavement direction of the power transmission buses, and the inside of the hollow power transmission buses is communicated with the inside of the upper opening connecting box and the lower opening connecting box. The insulation tube type power transmission bus groove has the advantages that the structure is simple, ingenious and reasonable, the hollow type cavity is large, the structural intensity is high, the current distribution is uniform, the skin effect is low, the heat radiation insulation performance is good, the power transmission is safe and reliable, and the like.
Description
Technical field
The utility model belongs to feedback power supply facilities technical field, specifically relates to a kind of insulating tube type power transmission busbar with air flow heat sink.
Background technology
Along with emerging in large numbers of modernization project facility and equipment, the power consumption of all trades and professions increases rapidly, especially along with the appearance in numerous skyscrapers and large-sized workshop workshop, traditional cable as transmission pressure can not meet the demands in big electric current conveying system, and the parallel connection of multiway cable is used to connect to on-the-spot installation and brought inconvenience.Therefore, power transmission busbar arises at the historic moment as a kind of novel distribution lead, and power transmission busbar is compared with traditional cable, demonstrates fully its superiority when big electric current is carried, owing to adopted new technology, new technology, the production cost of power transmission busbar also reduces greatly simultaneously.Power transmission busbar commonly used now is that the pipe power transmission busbar is moulded in totally-enclosed insulation, it has compact conformation, reliable, the stable performance, easy to maintenance of transmission of electricity, arrange hidden safety, it is little to take up room, but combination in any trend, low cost and other advantages has replaced cable and box hat bus duct, becomes the main means of factory building feedback power supply.But insulation is moulded the pipe power transmission busbar and in use still had following defective: promptly junction, bus duct both ends and separated time mouth splicing position exist contact resistance and temperature rise, influence the security reliability of transmission line.Existing insulation is moulded the pipe power transmission busbar and is generally had shortcomings such as the hollow die cavity of electric conductor is little, intensity difference, conductor current skewness, heat dispersion difference.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of insulating tube type power transmission busbar with air flow heat sink is provided, this power transmission busbar is simple in structure, ingenious, reasonable, has advantages such as hollow die cavity is big, structural strength is high, CURRENT DISTRIBUTION is even, kelvin effect is low, the radiating insulating performance is good, transmission of electricity is safe and reliable.
The technical scheme that provides according to the utility model: a kind of insulating tube type power transmission busbar with air flow heat sink, described power transmission busbar comprises transmission of electricity bus, insulating sheath and connector, the unidirectional layout of laying of transmission of electricity bus, the transmission of electricity bus inserts in the insulating sheath, and two adjacent transmission of electricity buses are fastenedly connected by connector; It is characterized in that: described transmission of electricity bus is a hollow-core construction, all leaves certain interval between the end of two transmission of electricity buses that are connected; Described air cooling-down device comprises upper shed connecting box and under shed connecting box, upper shed connecting box and under shed connecting box all are contained in outside the insulating sheath, upper shed connecting box and under shed connecting box are interval-staggered along the transmission of electricity bus direction of lay, and the inside of hollow transmission of electricity bus is connected with the inside of upper shed connecting box and under shed connecting box.
As further improvement of the utility model, described connector comprises interior lining panel, connecting plate and bolt, the end of described transmission of electricity bus has the open slot that is used for receive bolts, interior lining panel places in the transmission of electricity bus, connecting plate covers outside the transmission of electricity bus, the shape of interior lining panel and connecting plate is suitable mutually with the shape of transmission of electricity bus surfaces externally and internally, and interior lining panel utilizes bolted to be connected with connecting plate.
As further improvement of the utility model, described under shed connecting box is identical with upper shed connecting box structure, they all are box bodys, be provided with knock down hole and following knock down hole respectively in the top and the bottom of box body, be the under shed connecting box after following knock down hole runs through, the following knock down hole after running through is as air inlet; Be the upper shed connecting box after last knock down hole runs through, the last knock down hole after running through is as the gas outlet.
As further improvement of the utility model, described transmission of electricity bus is hollow rectangle pipe or hollow round tube.
As further improvement of the utility model, described upper shed connecting box and under shed connecting box all adopt ABS resin machine-shaping, all dust cover can be installed at the opening part of upper shed connecting box and under shed connecting box.
As further improvement of the utility model, described transmission of electricity bus is provided with reinforcement.
As further improvement of the utility model, described insulating sheath adopts moulds pipe.
As further improvement of the utility model, the air inlet place of place, the gas outlet of described upper shed connecting box and under shed connecting box adds the small blast fan that is used to strengthen the cross-ventilation exchange at interval.
The utility model compared with prior art, advantage is:
(1), simple in structure, ingenious, reasonable, have the advantage that hollow die cavity is big, structural strength is high, the transmission of electricity bus is a hollow-core construction, can make CURRENT DISTRIBUTION even, reduces kelvin effect;
(2) because the transmission of electricity bus is a hollow-core construction, the hot-air that transmission of electricity bus energising back is produced is at the inner cross-ventilation that easily forms naturally of transmission of electricity bus, help reducing the temperature rise of power transmission busbar, delay and insulating material aging, the radiating insulating performance is good, transmission of electricity is safe and reliable;
(3) itself there are factors such as room temperature height, environmental condition be abominable at some industry, the place, gas outlet of described upper shed connecting box and the air inlet place of under shed connecting box can install small blast fan at interval additional, be used to strengthen the cross-ventilation exchange, reduce unfavorable factors such as transmission of electricity bus thermal expansion.
Description of drawings
Fig. 1 is structure of the present utility model and air flow cooling schematic diagram.
Fig. 2 is the connection situation perspective exploded view of hollow round tube transmission of electricity bus.
Fig. 3 loads onto/descends the perspective view of outlet connecting box for hollow round tube power transmission busbar adds.
Fig. 4 be among Fig. 3 A-A to the cross section structure schematic diagram.
Fig. 5 is the cross section structure schematic diagram of hollow rectangle pipe power transmission busbar.
Description of reference numerals: 1-transmission of electricity bus, 1a-open slot, 1b-reinforcement, 2-under shed connecting box, 3-upper shed connecting box, 4-connecting plate, 5-interior lining panel, 6-insulating sheath, 7-box body, 7a-last knock down hole, 7b-following knock down hole.
Embodiment
The utility model is described in further detail below in conjunction with concrete drawings and Examples.
As shown in the figure, the utility model provides a kind of insulating tube type power transmission busbar with air flow heat sink.Described power transmission busbar comprises transmission of electricity bus 1, insulating sheath 6 and connector, the transmission of electricity bus 1 unidirectional layout of laying, and transmission of electricity bus 1 inserts in the insulating sheath 6, and adjacent two transmission of electricity buses 1 are fastenedly connected by connector; Described transmission of electricity bus 1 is a hollow-core construction, all leaves certain interval between the end of two transmission of electricity buses 1 that are connected, so that air can shed from the gap; Described air cooling-down device comprises upper shed connecting box 3 and under shed connecting box 2, upper shed connecting box 3 and under shed connecting box 2 all are contained in outside the insulating sheath 6, upper shed connecting box 3 and under shed connecting box 2 are interval-staggered along transmission of electricity bus 1 direction of lay, and the inside of hollow transmission of electricity bus 1 is connected with the inside of upper shed connecting box 3 and under shed connecting box 2.
As shown in Figure 2, described connector mainly is made up of interior lining panel 5, connecting plate 4 and bolt, the end of described transmission of electricity bus 1 has the open slot 1a that is used for receive bolts, interior lining panel 5 places in the transmission of electricity bus 1, connecting plate 4 covers outside transmission of electricity bus 1, the shape of interior lining panel 5 and connecting plate 4 is suitable mutually with the shape of transmission of electricity bus 1 surfaces externally and internally, and interior lining panel 5 utilizes bolted to be connected with connecting plate 4.
Under shed connecting box 2 in the utility model can adopt identical structure with upper shed connecting box 3, as shown in Figure 3, Figure 4, they all are box bodys 7, be provided with knock down hole 7a and following knock down hole 7b respectively in the top and the bottom of box body 7, be under shed connecting box 2 after following knock down hole 7b runs through, the following knock down hole 7b after running through is as air inlet; Be upper shed connecting box 3 after last knock down hole 7a runs through, the last knock down hole 7a after running through is as the gas outlet.
As Fig. 1 ~ shown in Figure 5, the transmission of electricity bus 1 in the utility model can be hollow rectangle pipe or hollow round tube.It is shown in Figure 5 to be provided with the reinforcement 1b(that is used to strengthen transmission of electricity bus 1 intensity on the bus 1 in transmission of electricity).
Upper shed connecting box 3 and under shed connecting box 2 in the utility model all can adopt ABS resin machine-shaping, opening part at upper shed connecting box 3 and under shed connecting box 2 all can be installed dust cover, to improve the filtering function of the utility model to dust, it is inner and accumulate to prevent that dust from entering transmission of electricity bus 1, hinder the convection current of air, thereby influence heat dispersion.Described insulating sheath 6 is preferred adopt good insulating, easily machine-shaping and cost low mould pipe.
Operation principle of the present utility model is as follows: as shown in Figure 1, because transmission of electricity bus 1 can produce heat after energising, make the air heating of transmission of electricity bus 1 inside, and hot-air has to the trend that rises, when hot-air when the gas outlet of upper shed connecting box 3 sheds, can make negative pressure state of transmission of electricity bus 1 inner generation, and then with the air inlet suction of the air in the external environment under shed connecting box 2, so circulation, be that nature has formed cross-ventilation, help reducing the temperature rise of power transmission busbar, delay and insulating material aging, make that whole transmission line is safe and reliable.
In addition, itself there are factors such as room temperature height, environmental condition be abominable at some industry, the place, gas outlet of upper shed connecting box 3 of the present utility model and the air inlet place of under shed connecting box 2 can also install small blast fan at interval additional, small blast fan can be strengthened the cross-ventilation exchange, reduces unfavorable factors such as transmission of electricity bus 1 thermal expansion.
It is 160A～4000A that the utility model goes for ampacity, and room temperature is under-10 ℃～+ 50 ℃ the environment, to have wide range of applications.
Claims (8)
1. insulating tube type power transmission busbar with air flow heat sink, described power transmission busbar comprises transmission of electricity bus (1), insulating sheath (6) and connector, the unidirectional layout of laying of transmission of electricity bus (1), transmission of electricity bus (1) inserts in the insulating sheath (6), and adjacent two transmission of electricity buses (1) are fastenedly connected by connector; It is characterized in that: described transmission of electricity bus (1) is hollow-core construction, all leaves certain interval between the end of two of being connected transmission of electricity buses (1); Described air cooling-down device comprises upper shed connecting box (3) and under shed connecting box (2), upper shed connecting box (3) and under shed connecting box (2) all are contained in outside the insulating sheath (6), upper shed connecting box (3) and under shed connecting box (2) are interval-staggered along transmission of electricity bus (1) direction of lay, and the inside of hollow transmission of electricity bus (1) is connected with the inside of upper shed connecting box (3) and under shed connecting box (2).
2. the insulating tube type power transmission busbar with air flow heat sink as claimed in claim 1, it is characterized in that: described connector comprises interior lining panel (5), connecting plate (4) and bolt, the end of described transmission of electricity bus (1) has the open slot (1a) that is used for receive bolts, interior lining panel (5) places in the transmission of electricity bus (1), connecting plate (4) covers outside transmission of electricity bus (1), the shape of interior lining panel (5) and connecting plate (4) is suitable mutually with the shape of transmission of electricity bus (1) surfaces externally and internally, and interior lining panel (5) utilizes bolted to be connected with connecting plate (4).
3. the insulating tube type power transmission busbar with air flow heat sink as claimed in claim 1, it is characterized in that: described under shed connecting box (2) is identical with upper shed connecting box (3) structure, they all are box bodys (7), be provided with knock down hole (7a) and following knock down hole (7b) respectively in the top and the bottom of box body (7), be under shed connecting box (2) after following knock down hole (7b) runs through, the following knock down hole (7b) after running through is as air inlet; Be upper shed connecting box (3) after last knock down hole (7a) runs through, the last knock down hole (7a) after running through is as the gas outlet.
4. the insulating tube type power transmission busbar with air flow heat sink as claimed in claim 1 is characterized in that: described transmission of electricity bus (1) is hollow rectangle pipe or hollow round tube.
5. the insulating tube type power transmission busbar with air flow heat sink as claimed in claim 1, it is characterized in that: described upper shed connecting box (3) and under shed connecting box (2) all adopt ABS resin machine-shaping, all dust cover can be installed at the opening part of upper shed connecting box (3) and under shed connecting box (2).
6. the insulating tube type power transmission busbar with air flow heat sink as claimed in claim 1 is characterized in that: described transmission of electricity bus (1) is provided with reinforcement (1b).
7. the insulating tube type power transmission busbar with air flow heat sink as claimed in claim 1 is characterized in that: described insulating sheath (6) adopts moulds pipe.
8. the insulating tube type power transmission busbar with air flow heat sink as claimed in claim 1 is characterized in that: the place, gas outlet of described upper shed connecting box (3) and the air inlet place of under shed connecting box (2) add the small blast fan that is used to strengthen the cross-ventilation exchange at interval.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200236105U CN202034735U (en) | 2011-01-25 | 2011-01-25 | Insulation tube type power transmission bus groove with air flowing temperature reduction device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200236105U CN202034735U (en) | 2011-01-25 | 2011-01-25 | Insulation tube type power transmission bus groove with air flowing temperature reduction device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202034735U true CN202034735U (en) | 2011-11-09 |
Family
ID=44897021
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200236105U Expired - Fee Related CN202034735U (en) | 2011-01-25 | 2011-01-25 | Insulation tube type power transmission bus groove with air flowing temperature reduction device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202034735U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531269A (en) * | 2013-08-01 | 2014-01-22 | 何排枝 | Conducting tube for large-current transmission |
| CN106684789A (en) * | 2017-02-07 | 2017-05-17 | 河南省水利勘测设计研究有限公司 | Rectangular hollow copper busbar system |
-
2011
- 2011-01-25 CN CN2011200236105U patent/CN202034735U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103531269A (en) * | 2013-08-01 | 2014-01-22 | 何排枝 | Conducting tube for large-current transmission |
| CN103531269B (en) * | 2013-08-01 | 2016-06-01 | 何排枝 | A kind of contact tube for big current transmission |
| CN106684789A (en) * | 2017-02-07 | 2017-05-17 | 河南省水利勘测设计研究有限公司 | Rectangular hollow copper busbar system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102386597A (en) | Heat dissipation type bus duct | |
| CN202260333U (en) | Low-voltage bus way with aluminum alloy shell | |
| CN202034735U (en) | Insulation tube type power transmission bus groove with air flowing temperature reduction device | |
| CN201307738Y (en) | Connector connecting device for heat radiation-type bus duct | |
| CN201307739Y (en) | Novel connector connecting device for bus duct | |
| CN202353052U (en) | Vehicle-mounted intensive substation | |
| CN202616712U (en) | Heat dissipation type bus duct | |
| CN105932564B (en) | A kind of multifunctional all photovoltaic case becomes | |
| CN105649267A (en) | Air conditioner type internal partition wall board | |
| CN206628283U (en) | A kind of cooling system for the short net multicore water-cooled cable of mineral hot furnace | |
| CN201829887U (en) | High-voltage wall-penetrating sleeve | |
| CN2691129Y (en) | Cummon box seal bus | |
| CN204068143U (en) | A kind of bus-bar slot connecting apparatus | |
| WO2018019279A1 (en) | Cab roof wiring box | |
| CN208001130U (en) | A kind of heat dissipation bus duct certainly | |
| CN204464904U (en) | Insulating tube type power transmission busbar | |
| CN203522072U (en) | Bus duct | |
| CN102810832A (en) | Busway connector | |
| CN202978001U (en) | Complete switch cabinet assembly type bus bridge stand | |
| CN201307740Y (en) | Lateral plate of bus-duct joint connector | |
| CN221900531U (en) | Color separation power distribution bus duct | |
| CN202997445U (en) | Power distribution system with low-voltage tube bus duct | |
| CN201396116Y (en) | Petroleum drilling machine air passage freezing preventing device | |
| CN204118677U (en) | A kind of single core glass steel cable joint liner | |
| CN201774791U (en) | Locomotive assisting system electric control cabinet air cooling device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20120125 |