CN208564142U - A kind of simple high-voltage direct-burried bar fixed frame - Google Patents

A kind of simple high-voltage direct-burried bar fixed frame Download PDF

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Publication number
CN208564142U
CN208564142U CN201820857574.4U CN201820857574U CN208564142U CN 208564142 U CN208564142 U CN 208564142U CN 201820857574 U CN201820857574 U CN 201820857574U CN 208564142 U CN208564142 U CN 208564142U
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China
Prior art keywords
pedestal
burried
bar
steel
steel plate
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Expired - Fee Related
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CN201820857574.4U
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Chinese (zh)
Inventor
刘卿
倪志红
王佐
梁鹏涛
郭维平
韦广斌
赵媛
童心
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China Sinogy Electric Engineering Co Ltd
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China Sinogy Electric Engineering Co Ltd
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Priority to CN201820857574.4U priority Critical patent/CN208564142U/en
Application granted granted Critical
Publication of CN208564142U publication Critical patent/CN208564142U/en
Expired - Fee Related legal-status Critical Current
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Abstract

A kind of simple high-voltage direct-burried bar fixed frame is related to high-voltage wire pole installation apparatus field, including pedestal, two adjusting plectanes, movable latch and the push-pull rod being detachably connected with;Pedestal includes the first pedestal, the second pedestal, first pedestal is identical as the second base construction, shape, size, first pedestal includes two sidewalls and a bottom plate, side wall is made of the channel steel and the first steel plate for being weldingly fixed between two channel steels of two horizontal distributions, there are one end of spacing to be equipped with a square hole between the first steel plate edge at it for the channel steel being located above in side wall, and bottom plate is that one second steel plate is fixed by welding between the bottom of two sidewalls;The bottom plate is welded with a semicircle adjusting plectane in the phase the same end for being equipped with square hole with channel steel, and the movable latch includes all right one way or the other fixture block being clamped in the square hole and third steel plate;The utility model proposes a kind of simple high-voltage direct-burried bar fixed frames, reduce the cost of high pressure direct-burried bar installation, improve the speed and safety of the installation of high pressure direct-burried bar.

Description

A kind of simple high-voltage direct-burried bar fixed frame
Technical field
The utility model relates to high-voltage wire poles to install apparatus field, and in particular to a kind of simple high-voltage direct-burried bar is fixed Frame.
Background technique
The design of high-voltage wire pole at present is broadly divided into direct-burried bar, angle pole, terminal pole, and direct-burried bar is located in Various Complex Location, some direct-burried bars are transplanted on the hillside, on mountain top etc., therefore a direct-burried rod base is first arranged in direct-burried bar burial place, Direct-burried rod base way is concrete pedestal at present, direct-burried rod aperture hole is reserved in concrete pedestal, using hoisting machineries such as cranes It is installed after entire direct-burried bar is sling, referring to Fig. 1,1 ' is direct-burried bar in figure, and 2 ' be direct-burried rod base, and 3 ' be hole, 4 ' It is crane for cable wind rope, 5 ', lifts to direct-burried bar to reserving hole, carries out back-grouting.Which be primarily present it is following not Foot: 1) direct-burried bar need to be reinforced after having lifted with cable wind rope, and at this time since back-grouting concrete strength is low, crane is waited for After cable wind rope is installed, the loose hook of ability is time-consuming, installs under harsh weather, and the side that cannot prevent direct-burried bar falls to occur; 2) when 14 meters of one root long of conventional mounting of direct-burried bar, direct-burried bar is first sling using 25T crane, is put into reserving hole and is inserted into wood Bits, direct-burried bar surrounding installation cable wind rope are fixed, and back-grouting, crane pine after concrete initial set hook again after fixing, and need to spend 2-3 Hour, it is low efficiency, costly, spend a large amount of mechanical one-shifts and artificial.
Utility model content
In order to solve above-mentioned defect existing in the prior art, the utility model proposes a kind of simple high-voltage direct-burried bars to fix Frame reduces the mechanical one-shift of high pressure direct-burried bar, reduces the cost of high pressure direct-burried bar installation, improves the installation of high pressure direct-burried bar Speed and safety.
In order to realize that above-mentioned technical effect, the specific technical solution of the utility model are as follows:
A kind of simple high-voltage direct-burried bar fixed frame plectane, movable latch and is pushed away including the pedestal that is detachably connected with, two adjustings Pull rod;
The pedestal includes the first pedestal, the second pedestal, first pedestal and the second base construction, shape, size phase Together, push-pull rod is fixed on first pedestal;
First pedestal includes two sidewalls and a bottom plate, the side wall by two horizontal distributions channel steel and be weldingly fixed on The first steel plate composition between two channel steels, the bottom plate lower section is fixed there are four universal wheel, and two channel steels are located at same perpendicular The upper and lower and its channel steel opening of straight plane are opposite, and first steel plate one end is aligned with channel steel edge, the other end and channel steel side There are spacing between edge, there are one end of spacing to set between the first steel plate edge at it for the channel steel being located above in the side wall There is a square hole, the bottom plate is that one second steel plate is fixed by welding between the bottom of two sidewalls;The bottom plate with channel steel Phase the same end equipped with square hole is welded with a semicircle adjusting plectane, and the other end of the bottom plate is welded with push-pull rod, described It adjusts plectane and is equipped with several adjusting bolts, when the semicircle adjusting plectane on first pedestal, the second pedestal is in contact Form a circular configuration;
The push-pull rod includes a upright bar fixed vertically and horizontally disposed cross bar, and the upright bar and bottom plate welding are solid Fixed, the cross bar is weldingly fixed on rod end;
The movable latch includes all right one way or the other fixture block being clamped in the square hole and third steel plate, and the fixture block is by six The cuboid that the small steel plate of block is welded into, two fixture blocks are welded as a whole by third steel plate.
Further, the channel steel is No. 8 channel steels, the steel plate that first, second and third steel plate and small steel plate are plate thickness 2mm. The steel plate of No. 8 channel steels and plate thickness 2mm is very common components in industrial activity, is easily obtained, and in high pressure direct-burried bar Practice of construction in, and be frequently necessary to the material used, some corner materials can be often had more in construction, these corner materials just may be used It is utilized to that this fixed frame is made, turns waste into wealth, there is huge commercial value.
Further, first pedestal, the second pedestal three-dimensional dimension be 600 × 700 × 1000mm.
Further, the circular cylindrical structure for adjusting the circular configuration that plectane is formed and being outer diameter 320mm of two halves.
Further, the upright bar and cross bar use φ 30mm coating steel pipe, the long 1.5m of upright bar, and the cross bar is long 0.4m.φ 30mm coating steel pipe is very common components in industrial activity, is easily obtained, and in the reality of high pressure direct-burried bar In the construction of border, and it is frequently necessary to the material used, some corner materials can be often had more in construction, these corner materials just can be sharp For this fixed frame is made, turns waste into wealth, there is huge commercial value.
Further, it is set on the adjusting plectane there are four bolt is adjusted, four adjusting bolts are fixed side by side two-by-two Adjusting plectane top and the bottom.The adjusting bolt being distributed side by side two-by-two by four reaches and is realized with minimal number of adjusting bolt The fixation of direct-burried bar, economical and efficient.
Further, a payingoff mechanism is also equipped on second pedestal, the payingoff mechanism includes two vertical fixed Locating rod on bottom plate, the locating rod top are fixed with a rotatable idler wheel, are fixedly connected with one between two idler wheels Fixing axle is arranged with a unwrapping wire roller in the fixing axle.High-voltage line can be mounted on unwrapping wire roller, it is removable to be carried out continuously unwrapping wire Operation.
Further, the positioning pole length is 1800mm, and the unwrapping wire roller is the galvanized steel of pipe range 600mm, φ 48mm Pipe, the fixing axle are the reinforcing bar of φ 32mm.The reinforcing bar of 48 coating steel pipe of Φ and φ 32mm be in industrial activity it is non-usually The components seen, are easily obtained, and in the practice of construction of high pressure direct-burried bar, and are frequently necessary to the material used, and often exist Some corner materials can be had more in construction, these corner materials can just be utilized to that this fixed frame is made, and turn waste into wealth, and have huge quotient Industry value.
Further, the universal wheel touches on the brake mechanism with foot.
Further, weight is additionally provided on the bottom plate.According to the practical climatic condition in scene, it can increase in pedestal and add Pouring weight, discarded concrete block or stone may be selected in weight, to aggravate the stability of entire fixed frame, places direct-burried bar Run-off the straight when construction.
A kind of working principle of simple high-voltage direct-burried bar fixed frame:
First fixed frame is transported to by direct-burried bar installation site, the first, second pedestal is displaced to the direct-burried constructed It is at rod base, the first, second pedestal of 2 pieces of 600mm long is assembled, it is mutual that semicircle one end for adjusting plectane is welded with when assembled It draws close and finally fits together, be at this time clamped on two fixture blocks in movable latch in square hole respectively, and step on foot to die and step on brake Mechanism of car locked and fixed frame, the circle and hole aligning that two adjusting plectanes surround at this time;After the completion of assembly, crane lifts by crane direct-burried The insertion of direct-burried bar has been adjusted in plectane with the pedestal of hole aligning, has slowly been put into hole by bar;Root after the completion of direct-burried bar is in place The fixed direct-burried bar of the 4 adjusting bolts adjusted in plectane is adjusted according to direct-burried shank diameter, at this time crane pine hook, then carry out next group Direct-burried bar lifting construction;After the back-grouting final set of direct-burried rod aperture hole, package unit is removed.
According to above-mentioned technical proposal, the utility model compared with prior art, is had the advantage that
1, economy: the cores such as " detachable pedestal ", " channel steel ", " unwrapping wire roller ", " push-pull rod ", " movable latch " in this programme Center portion part belongs to construction site common used material, and acquisition modes are easy, cheap, easy to assembly, has very high market price Value and commercial value;
2, the movable connection method of the movable latch in the utility model and the first pedestal, the second pedestal, is utilized channel steel The architectural characteristic of itself, connection type are flexibly convenient;
3, high efficiency: when this programme installs the direct-burried bar of 14 meters of a root long, reduce the mechanical one-shift of direct-burried bar, reduce The cost of direct-burried bar installation, improves the speed of direct-burried bar installation, is repeatedly practised comparison, from piece direct-burried bar flower of conventional mounting Take 2~3 hours, is needed 30 minutes to the device is used only, the duration is greatly saved;
4, convenience: easy to carry since package unit takes up little area;
5, safety: installing direct-burried bar method relative to conventional, and this programme reduces high altitude operation, instead of manually climbing to straight Bury the risk that cable wind rope is installed on bar, it is therefore prevented that install under harsh weather, prevented the generation that the side of electric pole is fallen;
6, environmentally protective: to use this direct-burried bar fixed framing device, fall trees, break when avoiding direct-burried bar installation cable wind rope Bad the Nature meets " environmentally protective " theory.
Detailed description of the invention
Below by specific embodiment combination attached drawing to being originally described in further detail.
Fig. 1 is high pressure direct-burried bar in the prior art construction schematic diagram;
Fig. 2 is the structural schematic diagram of embodiment one;
Fig. 3 is the first base construction schematic diagram in Fig. 2;
Fig. 4 is the second base construction schematic diagram in Fig. 2;
Fig. 5 is the movable latch structural schematic diagram in embodiment one;
Fig. 6 is the channel steel structural schematic diagram in embodiment one;
Fig. 7 is the structural schematic diagram of embodiment two;
Fig. 8 is the payingoff mechanism structural schematic diagram in Fig. 7;
Wherein, 1 ', direct-burried bar;2 ', direct-burried rod base;3 ', hole;4 ', cable wind rope;5 ', crane;1, the first pedestal;11, Channel steel;111, channel steel is open;12, the first steel plate;13, the second steel plate;2, the second pedestal;3, push-pull rod;31, upright bar;32, horizontal Bar;4, universal wheel;5, square hole;6, plectane is adjusted;7, bolt is adjusted;8, movable latch;81, fixture block;811, small steel plate;82, Third steel plate;9, payingoff mechanism;91, locating rod;92, idler wheel;93, fixing axle;94, unwrapping wire roller.
Specific embodiment
To keep the purposes, technical schemes and advantages of present embodiment clearer, below in conjunction in present embodiment The technical solution in present embodiment is clearly and completely described in attached drawing, it is clear that described embodiment is sheet one Some embodiments, rather than whole embodiments.Based on the embodiment in sheet, those of ordinary skill in the art are not having Every other embodiment obtained under the premise of creative work is made, the range of this protection is belonged to.
In this description, it is to be understood that the orientation or position of the instructions such as term " bottom end ", " lower end ", " upper and lower " Relationship be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description this and simplify description, rather than indicate or It implies that signified equipment or element must have a particular orientation, is constructed and operated in a specific orientation, therefore should not be understood as Limitation to this.
In addition, term " first ", " second ", " small " etc. are used for description purposes only, it is not understood to indicate or imply phase To importance or implicitly indicate the quantity of indicated technical characteristic." first ", " second ", " small " etc. are defined as a result, Feature can explicitly or implicitly include one or more of the features.
In sheet unless specifically defined or limited otherwise, the terms such as term " installation ", " connection ", " fixation " should be done extensively Reason and good sense solution may be a detachable connection for example, it may be being fixedly connected, or integral;It can be mechanical connection, it can also be with It is electrical connection;Can be directly connected, can also indirectly connected through an intermediary, can be connection inside two elements or The interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be above-mentioned Concrete meaning of the term in sheet.
Embodiment one
As shown in Fig. 2, a kind of simple high-voltage direct-burried bar fixed frame, including be detachably connected with pedestal, two adjust plectanes 6, Movable latch 8 and push-pull rod 3;
As shown in Figure 3, Figure 4, the pedestal includes the first pedestal 1, the second pedestal 2, first pedestal 1 and the second pedestal 2 structures, shape, size are identical, are fixed with push-pull rod 3 on first pedestal 1;
As shown in Figure 3, Figure 4, first pedestal 1 includes two sidewalls and a bottom plate, and the side wall is by two horizontal distributions Channel steel 11 and the first steel plate 12 being weldingly fixed between two channel steels 11 composition, the bottom plate lower section are fixed there are four universal wheel 4, The bottom plate is equipped with weight (not shown), and the universal wheel 4 touches on the brake mechanism (not shown) with foot, and wherein foot is stepped on Braking mechanism uses existing device, such as in Authorization Notice No. is 201768328U, a kind of entitled foot touches on the brake mechanism Mechanism, this will not be detailed here, as shown in fig. 6, two channel steels 11 are located at the upper and lower of the same perpendicular and its channel steel is opened Mouthfuls 111 opposite, described first steel plate, 12 one end is aligned with 11 edge of channel steel, between 11 edge of the other end and channel steel there are spacing, There are one end of spacing to be equipped with a square hole between 12 edge of the first steel plate at it for the channel steel 11 being located above in the side wall 5, the bottom plate is that one second steel plate 13 is fixed by welding between the bottom of two sidewalls;The bottom plate is being equipped with side with channel steel 11 The phase the same end in shape hole 5 is welded with a semicircle adjusting plectane 6, and the other end of the bottom plate is welded with push-pull rod 3, the adjusting It is set on plectane 6 there are four bolt 7 is adjusted, four adjusting bolts 7 are fixed on side by side two-by-two adjusts 6 top and the bottom of plectane, described Semicircle adjusting plectane 6 on first pedestal 1, the second pedestal 2 forms the cylindrical structure of an outer diameter 320mm when being in contact, adjust Saving bolt 7 can be along the radial expansion of the cylindrical structure, to withstand direct-burried bar from side.
The push-pull rod 3 includes a upright bar 31 fixed vertically and horizontally disposed cross bar 32, the upright bar 31 and second Steel plate 13 is welded and fixed, and the cross bar 32 is weldingly fixed on 31 top of upright bar, the upright bar 31 and cross bar 32 and is plated using φ 30mm Zinc steel pipe, the upright bar 31 is 1.5m long, and the cross bar 32 is 0.4m long.
As shown in figure 5, the movable latch 8 includes all right one way or the other fixture block 81 and third steel plate being clamped in the square hole 5 82, the fixture block 81 is the cuboid being welded by six pieces small steel plate 811, and two fixture blocks 81 are welded as by third steel plate 82 One.
The channel steel 11 is No. 8 channel steels, and first, second and third steel plate (12,13,82) and small steel plate 811 are plate thickness 2mm Steel plate.
First pedestal 1, the second pedestal 2 three-dimensional dimension be 600 × 700 × 1000mm.
Embodiment two
As shown in fig. 7, a kind of simple high-voltage direct-burried bar fixed frame, including be detachably connected with pedestal, two adjust plectanes 6, Movable latch 8, push-pull rod 3 and payingoff mechanism 9;
As shown in Figure 3, Figure 4, the pedestal includes the first pedestal 1, the second pedestal 2, first pedestal 1 and the second pedestal 2 structures, shape, size are identical, are fixed with push-pull rod 3 on first pedestal 1;
First pedestal 1 includes two sidewalls and a bottom plate, and the side wall is solid by the channel steel 11 of two horizontal distributions and welding The first steel plate 12 composition being scheduled between two channel steels 11, the bottom plate lower section is fixed there are four universal wheel 4, and the bottom plate is equipped with Weight (not shown), the universal wheel 4 touch on the brake mechanism (not shown) with foot, and wherein foot touches on the brake mechanism using existing Mechanism in some devices, such as Authorization Notice No. is 201768328U, a kind of entitled foot touches on the brake mechanism, herein no longer in detail It states, two channel steels 11 are located at the upper and lower of the same perpendicular and its channel steel opening 111 is opposite, first steel plate 12 1 End is aligned with 11 edge of channel steel, between 11 edge of the other end and channel steel there are spacing, the channel steel 11 that is located above in the side wall At it, there are one end of spacing to be equipped with a square hole 5 between 12 edge of the first steel plate, and the bottom plate is logical for one second steel plate 13 It crosses and is weldingly fixed between the bottom of two sidewalls;The bottom plate is welded with half in the phase the same end for being equipped with square hole 5 with channel steel 11 Circle adjusts plectane 6, and the other end of the bottom plate is welded with push-pull rod 3, is set on the adjusting plectane 6 there are four adjusting bolt 7, Four adjusting bolts 7 are fixed on side by side two-by-two adjusts 6 top and the bottom of plectane, and half on first pedestal 1, the second pedestal 2 Circle adjusts the cylindrical structure that an outer diameter 320mm is formed when plectane 6 is in contact, and adjusting bolt 7 can be along the cylindrical structure Radial expansion, to withstand direct-burried bar from side.
The push-pull rod 3 includes a upright bar 31 fixed vertically and horizontally disposed cross bar 32, the upright bar 31 and second Steel plate 13 is welded and fixed, and the cross bar 32 is weldingly fixed on 31 top of upright bar, the upright bar 31 and cross bar 32 and is plated using φ 30mm Zinc steel pipe, the upright bar 31 is 1.5m long, and the cross bar 32 is 0.4m long.
The movable latch 8 includes all right one way or the other fixture block 81 and third steel plate 82 being clamped in the square hole 5, the fixture block 81 be the cuboid being welded by six pieces small steel plate 811, and two fixture blocks 81 are welded as a whole by third steel plate 82.
As shown in figure 8, being also equipped with a payingoff mechanism 9 on second pedestal 2, the payingoff mechanism 9 includes two vertical The locating rod 91 being fixed on the second steel plate 13,91 top of locating rod are fixed with a rotatable idler wheel 92, idler wheel 92 Rotational installation mode be the prior art, and its rotational installation mode is not the innovative point of the utility model, and idler wheel 92 can be The idler wheel of DYN dynamic idler wheel or hand is the prior art, will herein be described in detail, and is fixedly connected with one between two idler wheels 92 Fixing axle 93, a unwrapping wire roller 94 is arranged in the fixing axle 93, and 91 length of locating rod is 1800mm, the unwrapping wire roller 94 For the coating steel pipe of pipe range 600mm, φ 48mm, the fixing axle 93 is the reinforcing bar of φ 32mm.
The channel steel 11 is No. 8 channel steels, and first, second and third steel plate (12,13,82) and small steel plate 811 are plate thickness 2mm Steel plate.
First pedestal 1, the second pedestal 2 three-dimensional dimension be 600 × 700 × 1000mm.
The present embodiment is compared with embodiment one, and in addition to payingoff mechanism 9, other parts are the same as example 1, and passes through setting High-voltage line can be mounted on unwrapping wire roller 94 by payingoff mechanism 9, removable to be carried out continuously line laying work.
Use above specific case is merely used to help understand this to being originally illustrated, not to limit this.For This person of ordinary skill in the field can also make several simple deductions, deformation or replacement according to this thought.

Claims (10)

1. a kind of simple high-voltage direct-burried bar fixed frame, which is characterized in that including pedestal, the two adjusting plectanes, work being detachably connected with Dynamic bolt and push-pull rod;
The pedestal includes the first pedestal, the second pedestal, and first pedestal is identical as the second base construction, shape, size, institute It states and is fixed with push-pull rod on the first pedestal;
First pedestal includes two sidewalls and a bottom plate, the side wall by two horizontal distributions channel steel and be weldingly fixed on two slots The first steel plate between steel forms, and fixed there are four universal wheel below the bottom plate, two channel steels are located at same flat vertically The upper and lower in face and its channel steel opening is opposite, first steel plate one end is aligned with channel steel edge, the other end and channel steel edge it Between there are spacing, there are one end of spacing to be equipped with one between the first steel plate edge at it for the channel steel being located above in the side wall Square hole, the bottom plate are that one second steel plate is fixed by welding between the bottom of two sidewalls;The bottom plate is equipped with channel steel Phase the same end of square hole is welded with a semicircle adjusting plectane, and the other end of the bottom plate is welded with push-pull rod, the adjusting Plectane is equipped with several and adjusts bolt, and semicircle adjust when plectane is in contact on first pedestal, the second pedestal is formed One circular configuration;
The push-pull rod includes a upright bar fixed vertically and horizontally disposed cross bar, and the upright bar is welded and fixed with bottom plate, institute It states cross bar and is weldingly fixed on rod end;
The movable latch includes all right one way or the other fixture block being clamped in the square hole and third steel plate, and the fixture block is small by six pieces The cuboid that steel plate is welded into, two fixture blocks are welded as a whole by third steel plate.
2. a kind of simple high-voltage direct-burried bar fixed frame as described in claim 1, which is characterized in that the channel steel is No. 8 channel steels, The steel plate that first, second and third steel plate and small steel plate are plate thickness 2mm.
3. a kind of simple high-voltage direct-burried bar fixed frame as claimed in claim 2, which is characterized in that first pedestal, second The three-dimensional dimension of pedestal is 600 × 700 × 1000mm.
4. a kind of simple high-voltage direct-burried bar fixed frame as claimed in claim 3, which is characterized in that the circular adjusting of two halves The circular configuration that plectane is formed is the cylindrical structure of outer diameter 320mm.
5. a kind of simple high-voltage direct-burried bar fixed frame as claimed in claim 4, which is characterized in that the upright bar and cross bar use φ 30mm coating steel pipe, the long 1.5m of upright bar, the long 0.4m of cross bar.
6. a kind of simple high-voltage direct-burried bar fixed frame as described in any one of claims 1 to 5, which is characterized in that the tune It is set on pitch circle plate there are four bolt is adjusted, four adjusting bolts are fixed on side by side two-by-two adjusts plectane top and the bottom.
7. a kind of simple high-voltage direct-burried bar fixed frame as claimed in claim 6, which is characterized in that also pacify on second pedestal Equipped with a payingoff mechanism, the payingoff mechanism includes two locating rods being fixed on bottom plate vertically, and the locating rod top is solid Surely there is a rotatable idler wheel, a fixing axle is fixedly connected between two idler wheels, a unwrapping wire roller is arranged in the fixing axle.
8. a kind of simple high-voltage direct-burried bar fixed frame as claimed in claim 7, which is characterized in that the positioning pole length is 1800mm, the unwrapping wire roller are the coating steel pipe of pipe range 600mm, φ 48mm, and the fixing axle is the reinforcing bar of φ 32mm.
9. a kind of simple high-voltage direct-burried bar fixed frame as claimed in claim 1 or 8, which is characterized in that the universal wheel has Foot touches on the brake mechanism.
10. a kind of simple high-voltage direct-burried bar fixed frame as claimed in claim 9, which is characterized in that be additionally provided on the bottom plate Weight.
CN201820857574.4U 2018-06-05 2018-06-05 A kind of simple high-voltage direct-burried bar fixed frame Expired - Fee Related CN208564142U (en)

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Application Number Priority Date Filing Date Title
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108729734A (en) * 2018-06-05 2018-11-02 中机国能电力工程有限公司 A kind of simple high-voltage direct-burried bar fixed frame

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108729734A (en) * 2018-06-05 2018-11-02 中机国能电力工程有限公司 A kind of simple high-voltage direct-burried bar fixed frame

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