CN108199321A - A kind of pipe busbar supports gold utensil - Google Patents
A kind of pipe busbar supports gold utensil Download PDFInfo
- Publication number
- CN108199321A CN108199321A CN201711394284.7A CN201711394284A CN108199321A CN 108199321 A CN108199321 A CN 108199321A CN 201711394284 A CN201711394284 A CN 201711394284A CN 108199321 A CN108199321 A CN 108199321A
- Authority
- CN
- China
- Prior art keywords
- pipe busbar
- gold utensil
- pipe
- support
- sliding part
- 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.)
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Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02G—INSTALLATION OF ELECTRIC CABLES OR LINES, OR OF COMBINED OPTICAL AND ELECTRIC CABLES OR LINES
- H02G5/00—Installations of bus-bars
- H02G5/02—Open installations
- H02G5/025—Supporting structures
Landscapes
- Installation Of Bus-Bars (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
The present invention relates to a kind of pipe busbares to support gold utensil, pipe busbar support gold utensil includes supporting rack, support frame as described above is equipped with the pipe busbar support base for being used to support pipe busbar, the pipe busbar support base is slidedly assemblied on supporting rack, and pipe busbar support base is parallel to the vertical plane being used on supporting rack towards pipe busbar relative to the glide direction of supporting rack.After pipe busbar support base is connect with pipe busbar; pipe busbar support base can not only play the role of guide support to pipe busbar; pipe busbar can also be enable to be adjusted when being subjected to displacement by the active force perpendicular to pipe busbar by slip of the pipe busbar support base on supporting rack; solve the relatively noticeable effort that equipment room is subjected to displacement and occurs; the interaction of equipment room can be effectively prevented from, protects equipment and the safety of power grid.
Description
Technical field
The present invention relates to a kind of pipe busbares to support gold utensil.
Background technology
Current conversion station refers in HVDC transmission system, in order to complete alternating current being changed to direct current or by direct current
The conversion of alternating current is transformed to, and the website that electric system is made to keep safety and stability and is set up.With domestic electrical demand increasingly
Increase, the capacity and current-carrying capacity of conventional current conversion station cannot gradually meet actual demand, need to use ultra-high voltage converter station, and extra-high voltage is changed
It flows the valve Room at station and is generally connected in DC fields using cast conductor as equipment, cast conductor is otherwise known as pipe busbar.It is existing
The gold utensil direction that usually can realize pipe busbar along pipe busbar center line move and the pipe busbar rotation of itself, it is impossible to along vertical
It is moved in the direction of pipe busbar center line.But equipment in the process of running by power such as power, wind pressure, earthquakes under the action of,
If pipe busbar one end is is fixedly connected with, the pipe busbar other end is required to when connecting along the direction of vertical tube busbar center line
Mobile, if gold utensil does not have enough angles and displacement adjustment, it will cause the damages of equipment.
Invention content
The purpose of the present invention is to provide a kind of pipe busbares to support gold utensil, can not achieve with solving gold utensil of the prior art
The problem of pipe busbar is along perpendicular to the direction displacement of pipe busbar center line.
To achieve the above object, the first technical solution of pipe busbar support gold utensil of the present invention is：Pipe busbar supports gold utensil
Including supporting rack, support frame as described above is equipped with the pipe busbar support base for being used to support pipe busbar, and the pipe busbar support base slides
It is assemblied on supporting rack, pipe busbar support base is parallel on supporting rack relative to the glide direction of supporting rack and is used for towards pipe busbar
Vertical plane.
Second of technical solution of pipe busbar of the present invention support gold utensil be：In the first of pipe busbar of the present invention support gold utensil
On the basis of technical solution, slidable fit has sliding part on support frame as described above, and the pipe busbar support base passes through sliding part and branch
Support is slidably matched.Make pipe busbar support base that can not only be slided on sliding part, moreover it is possible to as sliding part is together in supporting rack
Upper slip increases the moving direction of support element.
The third technical solution of pipe busbar of the present invention support gold utensil is：At second of pipe busbar of the present invention support gold utensil
On the basis of technical solution, the sliding part is slidedly assemblied on supporting rack in the horizontal direction.Make pipe busbar by strong wind etc.
During horizontal applied force, pipe busbar can be adjusted in the horizontal direction under the action of pipe busbar support base, effectively avoid equipment
Between interaction.
4th kind of technical solution of pipe busbar of the present invention support gold utensil be：In the third of pipe busbar of the present invention support gold utensil
On the basis of technical solution, support frame as described above, which is equipped with, applies sliding part the Self-resetting elasticity that active force resets sliding part
Part.Sliding part is slided to be horizontal, is made under the action of the horizontal applied forces such as wind-force, pipe busbar support base can drive sliding part one
Horizontal movement is played, Self-resetting elastic component can make it be restored to home position after sliding part movement, to ensure preferable connection
Effect.
5th kind of technical solution of pipe busbar of the present invention support gold utensil be：At the 4th kind of pipe busbar of the present invention support gold utensil
On the basis of technical solution, the Self-resetting elastic component includes two Self-resettings in both sides of the sliding part in glide direction
Spring.Two Self-resetting springs can ensure that sliding part can realize reset in the horizontal direction.
6th kind of technical solution of pipe busbar of the present invention support gold utensil be：At the 5th kind of pipe busbar of the present invention support gold utensil
On the basis of technical solution, the sliding part is equipped with spring conductor rod, and the Self-resetting spring is set on spring conductor rod.
Self-resetting spring is set on spring conductor rod, makes Self-resetting spring that the deformation of radial direction will not occur when being pressurized, only can be in axis
Compression upwards, ensure that the stability of Self-resetting spring.
7th kind of technical solution of pipe busbar of the present invention support gold utensil be：At the 6th kind of pipe busbar of the present invention support gold utensil
On the basis of technical solution, the spring conductor rod includes intermediate major diameter section and the path section positioned at major diameter section both ends, described
Spring conductor rod is arranged on by major diameter section on sliding part, and the Self-resetting spring is set in path section.Major diameter section can be right
Spring plays position-limiting action, reduces the length of spring.
8th kind of technical solution of pipe busbar of the present invention support gold utensil be：At the 7th kind of pipe busbar of the present invention support gold utensil
On the basis of technical solution, the major diameter section is equipped with the through-hole passed through for sliding part, and the sliding part passes through the through-hole simultaneously
Limiting is in through-hole so that spring conductor rod can be slided with sliding part.It is steady to ensure that sliding part coordinates with spring conductor rod
It is qualitative.
9th kind of technical solution of pipe busbar of the present invention support gold utensil be：At second of pipe busbar of the present invention support gold utensil
To the 8th kind of any one technical solution, the pipe busbar support base is slidably matched with sliding part guiding.
Tenth kind of technical solution of pipe busbar of the present invention support gold utensil be：At the 9th kind of pipe busbar of the present invention support gold utensil
On the basis of technical solution, the sliding part is slidedly assemblied on supporting rack in the horizontal direction, the pipe busbar support base and cunning
Moving part is oriented to is slidably matched along the vertical direction.Make pipe busbar that can adjust displacement when by active force vertically and horizontally.
A kind of tenth technical solution of pipe busbar of the present invention support gold utensil is：The 9th of pipe busbar of the present invention support gold utensil the
On the basis of kind technical solution, the pipe busbar support base includes the sliding block being slidably matched with sliding part guiding, the sliding block hinge
It is connected to for the supporting rod with the support cooperation of pipe busbar.Sliding block and supporting rod for being connect with pipe busbar are hinged, and increase
One degree of freedom easily facilitates pipe busbar support base and the displacement of pipe busbar is adjusted.
12nd kind of technical solution of pipe busbar of the present invention support gold utensil be：The tenth of pipe busbar of the present invention support gold utensil the
On the basis of a kind of technical solution, the one end of the supporting rod far from sliding block is equipped with insulation guide part.Insulation guide part can rise
To the effect of guiding, and supporting rod and pipe busbar electric insulation can be made.
13rd kind of technical solution of pipe busbar of the present invention support gold utensil be：The tenth of pipe busbar of the present invention support gold utensil the
On the basis of two kinds of technical solutions, the insulation guide part is insulation rolling fin.Insulation positioning disk can make supporting rod preferable
The sliding axially along pipe busbar in pipe busbar.
14th kind of technical solution of pipe busbar of the present invention support gold utensil be：The tenth of pipe busbar of the present invention support gold utensil the
On the basis of a kind of technical solution, the supporting rod is that two U-shaped, U-shaped parallel creases are equipped with use with the hinged one end of sliding block
Coordinate in articulated shaft supporting rod to be hinged on to the hinge hole on sliding block.
15th kind of technical solution of pipe busbar of the present invention support gold utensil be：The second of pipe busbar of the present invention support gold utensil
On the basis of kind to the 8th kind of any one technical solution, the pipe busbar support base includes the link block being connect with sliding part,
The link block is hinged with for the supporting rod with the support cooperation of pipe busbar.
16th kind of technical solution of pipe busbar of the present invention support gold utensil be：The second of pipe busbar of the present invention support gold utensil
On the basis of kind to the 8th kind of any one technical solution, the sliding part is sliding bar, and support frame as described above is equipped with support plate,
On the supporting plate, the support plate is equipped with the slip being slidably matched with sliding bar guiding to the pipe busbar support base slidable fit
Bar pilot hole.Sliding bar pilot hole or sliding bar guide groove ensure that the precision of the glide direction of sliding bar.
17th kind of technical solution of pipe busbar of the present invention support gold utensil be：The tenth of pipe busbar of the present invention support gold utensil the
On the basis of six kinds of technical solutions, the sliding bar is equipped with spring conductor rod, and the sliding bar pilot hole is along glide direction
Both ends are equipped with spring conductor rod support base, and the spring conductor rod support base is equipped with the spring passed through for spring conductor rod and is oriented to
Bar pilot hole.
18th kind of technical solution of pipe busbar of the present invention support gold utensil be：The tenth of pipe busbar of the present invention support gold utensil the
On the basis of six kinds of technical solutions, the sliding bar is axis pin, and the axis pin is equipped with the cotter-pin hold being inserted into for split pin.
Axis pin is standard component, convenient for obtain and cost it is relatively low, by split pin convenient for axis pin limit on spring conductor rod.
19th kind of technical solution of pipe busbar of the present invention support gold utensil be：The first of pipe busbar of the present invention support gold utensil
On the basis of kind to the 8th kind of any one technical solution, the pipe busbar support base on support frame as described above is is arranged in pairs.Make gold
Tool can connect two pipe busbares and carry out displacement adjusting to two pipe busbares.
20th kind of technical solution of pipe busbar of the present invention support gold utensil be：The first of pipe busbar of the present invention support gold utensil
On the basis of kind to the 8th kind of any one technical solution, it is additionally provided with to connect two pipes in support gold utensil on support frame as described above
The shading ring of shielding support gold utensil during busbar.Shading ring shields gold utensil the requirement to meet high voltage position.
The beneficial effects of the invention are as follows：Slidable fit is useful for the pipe busbar support base of support tube busbar on supporting rack,
And pipe busbar support base is made to be parallel to the vertical plane being used on supporting rack towards pipe busbar relative to the glide direction of supporting rack,
After pipe busbar support base is connect with pipe busbar, pipe busbar support base can not only play the role of guide support to pipe busbar, moreover it is possible to
Enable pipe busbar when being subjected to displacement by the active force perpendicular to pipe busbar by pipe busbar support base on supporting rack
Slip is adjusted, and solves the relatively noticeable effort that equipment room is subjected to displacement and occurs, can be effectively prevented from the mutual of equipment room
Equipment and the safety of power grid are protected in effect.
Description of the drawings
The pipe busbar that Fig. 1 is the present invention supports the specific embodiment one of gold utensil to be assemblied in the main view between two pipe busbares
Figure；
The pipe busbar that Fig. 2 is the present invention supports the specific embodiment one of gold utensil to be assemblied in the vertical view between two pipe busbares；
Fig. 3 is the structure diagram that the pipe busbar of the present invention supports the specific embodiment one of gold utensil；
Fig. 4 is the structure diagram at another visual angle that the pipe busbar of the present invention supports the specific embodiment one of gold utensil；
Fig. 5 is the structure diagram that the pipe busbar of the present invention supports the specific embodiment two of gold utensil；
Fig. 6 is the structure diagram that the pipe busbar of the present invention supports the specific embodiment three of gold utensil；
Fig. 7 is the structure diagram that the pipe busbar of the present invention supports the specific embodiment four of gold utensil.
Specific embodiment
Embodiments of the present invention are described further below in conjunction with the accompanying drawings.
The specific embodiment one of the pipe busbar support gold utensil of the present invention, as depicted in figs. 1 and 2, pipe busbar support gold utensil packet
Supporting rack 19 is included, supporting rack 19 is equipped with vertical plate 12, and 12 both sides of vertical plate are equipped with the pipe busbar branch for being used to support pipe busbar
Seat is supportted, pipe busbar support base is slidedly assemblied on supporting rack 19, and pipe busbar support base is relative to the glide direction of supporting rack 19
It is parallel to the vertical plane being used on supporting rack 19 towards pipe busbar.As shown in Figure 1, pipe busbar support gold utensil is located at the first pipe busbar
1 and second mechanical connection for being used to implement the first pipe busbar 1 and the second pipe busbar 7 between pipe busbar 7, it is solid on the first pipe busbar 1
Surely first armful of folder 2 is connected with, second armful of folder 6 is fixedly connected on the second pipe busbar 7, is led between first armful of folder 2 and second armful of folder 6
It crosses flexible wire 3 to be conductively connected, in the present embodiment, flexible wire 3 is equipped in the both sides of first armful of folder 2 and second armful of folder 6, with
Ensure the stability of electrical connection, and conducting wire can also realize the relative displacement of any direction between two pipe busbares for flexibility and turn
It is dynamic, in other embodiments, can flexible wire only be set in the wherein side of first armful of folder and second armful of folder；The present embodiment
In, the first pipe busbar 1 and the second pipe busbar 7 are realized and are electrically connected by first armful of folder 2, flexible wire and second armful of folder 6.
In the present embodiment, in order to meet support gold utensil in the requirement of high voltage position, it is additionally provided on supporting rack 19
Shading ring 5, shading ring 5 are fixed on the top of support gold utensil by supporting leg 4, and shading ring 5 is shielded to meet to support gold utensil
The position of high voltage uses.
In the present embodiment, as shown in Fig. 2, support gold utensil is located between two pipe busbares, the pipe busbar branch on supporting rack 19
Support seat includes sliding block 15 and the supporting rod 10 that is hinged on sliding block 15, support gold utensil by 10 and first pipe busbar 1 of supporting rod and
Second pipe busbar 7 is mechanically connected, and supporting rod 10 penetrates inside pipe busbar and is equipped with insulation in one end far from support gold utensil and is oriented to
Disk 8, insulation positioning disk 8 constitute insulation guide part, and insulation positioning disk can play the role of insulation and play the work of guiding
With in other embodiments, supporting rod, which is penetrated inside pipe busbar and in one end far from support gold utensil, insulation to be set to lead
To claw or existing insulation guide part；In the present embodiment, the first pipe busbar 1 is fixedly connected with first armful of folder 2, supporting rod 10
The position contacted with first armful of folder 2 is equipped with insulation sleeve 9, and supporting rod 10 realizes the support to the first pipe busbar 1 by insulation sleeve 9,
Second pipe busbar 7 is fixedly connected with second armful of folder 6, and the position that supporting rod 10 is contacted with second armful of folder 6 is equipped with insulation sleeve 9, support
Bar 10 realizes the support to the second pipe busbar 7 by insulation sleeve 9, wherein, insulation sleeve and insulation positioning disk realize supporting rod jointly
With the electrical isolation of pipe busbar and armful folder.
In the present embodiment, as shown in Figure 3 and Figure 4, the two sides of vertical plate 12, which constitute, is respectively facing two pipe busbares
Vertical plane, the lower end both sides of vertical plate 12 are equipped with floor 21, and floor 21 can strengthen the intensity of vertical plate 12 to meet two pipes
The bonding strength demand of busbar；The upper end both sides of vertical plate 12 are respectively equipped with support plate 11, and sliding block 15 is equipped between support plate 11,
Sliding block 15 is mechanically connected with hinged realize of supporting rod 10, and sliding block 15 and supporting rod 10 together constitute the support of pipe busbar
Seat, wherein, supporting rod 10 is that two U-shaped, U-shaped parallel edges are equipped with hinge hole with the hinged one end of sliding block 15, and supporting rod 10 is logical
Hinge hole is crossed with articulated shaft coordination hinge on sliding block 15, sliding block and the supporting rod for being connect with pipe busbar are hinged, and are increased
One degree of freedom easily facilitates pipe busbar support base to the displacement adjusting of pipe busbar, it can be achieved that pipe busbar is around link supports point
Any direction rotates, and in the present embodiment, sliding block 15 is cylinder, and in other embodiments, sliding block 15 can be cube；Support
Plate 11 is equipped with slide-and-guide hole 20, is coated with axis pin 14 in slide-and-guide hole 20, axis pin 14 constitutes sliding bar, and sliding block 15 is slided
Dynamic to be assemblied on axis pin 14, axis pin 14 is slidedly assemblied in slide-and-guide hole 20, and sliding block is made to drive pipe busbar can not only be in pin
The axis of axis moves up, and can be moved in the axial direction perpendicular to axis pin, ensures band of the pipe busbar in pipe busbar sliding block
It can adjust in the direction of the center line perpendicular to pipe busbar under dynamic, in other embodiments, can also be set in support plate
Slide-and-guide slot, the both ends of supporting rod are slidedly assemblied in slide-and-guide slot, make sliding block that can not only be slided on supporting rod,
It can be slided in slide-and-guide slot.
In the present embodiment, axis pin 14 is equipped with spring conductor rod 18, and sliding bar pilot hole 20 is set along the both ends of glide direction
There is spring conductor rod support base 17, spring conductor rod support base 17 is equipped with the spring conductor rod passed through for spring conductor rod 18 and leads
Xiang Kong, spring conductor rod 18 include major diameter section and the path section positioned at major diameter section both ends, and major diameter section is equipped with pin shaft hole, axis pin 14
Across major diameter section pin shaft hole and pass through split pin 13 and limit axis pin 14 in major diameter section, major diameter section and spring conductor rod support
Path section between seat 17 is equipped with Self-resetting spring 16, it can be achieved that axis pin drives connecting rod in the horizontal plane along perpendicular to pipe busbar
Centerline direction movement, and after stress, can make axis pin that connecting rod be driven to be returned to balance position by tension force of spring
It puts, in other embodiments, Self-resetting spring and spring conductor rod can not also be set, only allow axis pin in sliding bar pilot hole 20
Interior slip only sets Self-resetting spring in the side of major diameter section.
The specific embodiment two of the pipe busbar support gold utensil of the present invention：As shown in figure 5, it is different from specific embodiment one it
It is in being not provided with spring conductor rod on axis pin 14, axis pin 14 is slidedly assemblied in slide-and-guide hole 20.
The specific embodiment three of the pipe busbar support gold utensil of the present invention：As shown in fig. 6, it is different from specific embodiment one it
It is in only in the side of vertical plate 12 setting sliding block 15 and axis pin 14, the other end is is fixedly connected with.
The specific embodiment four of the pipe busbar support gold utensil of the present invention：As shown in fig. 7, it is different from specific embodiment one it
It is in spring conductor rod 18 is axis, and the centre position of axis is equipped with through-hole, and axis pin 14 passes through through-hole and limits in through-hole
It is moved together with spring conductor rod 18, Self-resetting spring 16 is set in spring conductor rod 18 and is in axis pin 14 in glide direction
Both sides, and pass through axis pin 14 and limit.
In other embodiments, slideway is provided on supporting rack, pipe busbar support base is slidedly assemblied on slideway；At other
In embodiment, sliding part can also be vertically slidedly assemblied on supporting rack；In other embodiments, two have angle
Pipe busbar can also use the movement of this support gold utensil realization horizontal direction.
In other embodiments, sliding block can also set spring along the both ends of axis pin axial direction；In other embodiments, it supports
Bar is screw rod, and supporting rod is threaded in the major diameter section of guide rod；In other embodiments, slidable fit has cunning on supporting rack
Moving part, pipe busbar support base are slidably matched with sliding part guiding, and the sliding part is female relative to the glide direction and pipe of supporting rack
Line support base is mutually perpendicular to relative to the glide direction of supporting rack；In other embodiments, sliding block is to be fixedly connected with supporting rod；
In other embodiments, pilot hole can be not provided in the support plate of supporting rack, sliding block only moves on sliding bar；In other realities
It applies in example, guide groove can be set on the supporting plate, Self-resetting spring is mounted in guide groove and is connected to the end of sliding bar.
In other embodiments, the one end of connecting rod far from sliding block can be insulated slide pawl disk；In other embodiments, it props up
Shading ring being not provided on support, shading ring being fixed on two by insulating part when being assembled together two pipe busbares
On pipe busbar.
Claims (10)
1. a kind of pipe busbar supports gold utensil, it is characterised in that：Including supporting rack, support frame as described above is equipped with and is used to support pipe busbar
Pipe busbar support base, the pipe busbar support base is slidedly assemblied on supporting rack, and pipe busbar support base is relative to supporting rack
Glide direction is parallel to the vertical plane being used on supporting rack towards pipe busbar.
2. pipe busbar according to claim 1 supports gold utensil, it is characterised in that：Slidable fit has slip on support frame as described above
Part, the pipe busbar support base are slidably matched by sliding part and supporting rack.
3. pipe busbar according to claim 2 supports gold utensil, it is characterised in that：The sliding part slides dress in the horizontal direction
It fits on supporting rack.
4. pipe busbar according to claim 3 supports gold utensil, it is characterised in that：Support frame as described above is equipped with and sliding part is applied
The Self-resetting elastic component that active force is added to reset sliding part.
5. pipe busbar according to claim 4 supports gold utensil, it is characterised in that：The Self-resetting elastic component is included in cunning
Two Self-resetting springs of both sides of the moving part in glide direction.
6. pipe busbar according to claim 5 supports gold utensil, it is characterised in that：The sliding part is oriented to equipped with spring
Bar, the Self-resetting spring are set on spring conductor rod.
7. pipe busbar according to claim 6 supports gold utensil, it is characterised in that：The spring conductor rod includes the big of centre
Diameter section and the path section positioned at major diameter section both ends, the spring conductor rod are arranged on by major diameter section on sliding part, the runback
Position spring is set in path section.
8. pipe busbar according to claim 7 supports gold utensil, it is characterised in that：The major diameter section is equipped with and is worn for sliding part
The through-hole crossed, the sliding part pass through the through-hole and limit in through-hole so that spring conductor rod can be slided with sliding part
It is dynamic.
9. the pipe busbar support gold utensil according to claim 2-8 any one, it is characterised in that：The pipe busbar support base
It is slidably matched with sliding part guiding.
10. pipe busbar according to claim 9 supports gold utensil, it is characterised in that：The sliding part slides in the horizontal direction
It is assemblied on supporting rack, the pipe busbar support base is oriented to along the vertical direction with sliding part to be slidably matched.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394284.7A CN108199321B (en) | 2017-12-21 | 2017-12-21 | Tubular bus supporting hardware fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711394284.7A CN108199321B (en) | 2017-12-21 | 2017-12-21 | Tubular bus supporting hardware fitting |
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| Publication Number | Publication Date |
|---|---|
| CN108199321A true CN108199321A (en) | 2018-06-22 |
| CN108199321B CN108199321B (en) | 2021-08-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711394284.7A Active CN108199321B (en) | 2017-12-21 | 2017-12-21 | Tubular bus supporting hardware fitting |
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| Country | Link |
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| CN (1) | CN108199321B (en) |
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| CN109599812A (en) * | 2018-12-03 | 2019-04-09 | 平高集团有限公司 | A kind of tube busbar suspension fitting |
| CN109936098A (en) * | 2019-04-03 | 2019-06-25 | 浙江工业大学之江学院 | A kind of bus bar fixing hardware applied to power line construction |
| CN110829322A (en) * | 2019-10-10 | 2020-02-21 | 国家电网有限公司 | Tubular bus T-connection fitting and tubular bus T-connection structure |
| CN113922306A (en) * | 2021-09-02 | 2022-01-11 | 山东鲁能光大电力器材有限公司 | Adjustable tubular bus flat-end telescopic wire clamp |
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