CN204046013U - Supporting leg is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation - Google Patents
Supporting leg is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation Download PDFInfo
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- CN204046013U CN204046013U CN201420552048.9U CN201420552048U CN204046013U CN 204046013 U CN204046013 U CN 204046013U CN 201420552048 U CN201420552048 U CN 201420552048U CN 204046013 U CN204046013 U CN 204046013U
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- bearing
- ratchet
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- 230000007246 mechanism Effects 0.000 title claims abstract description 39
- 238000009434 installation Methods 0.000 title claims abstract description 12
- 238000009954 braiding Methods 0.000 claims description 9
- 230000008520 organization Effects 0.000 claims description 3
- 230000009466 transformation Effects 0.000 abstract description 6
- 230000008901 benefit Effects 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 4
- 230000008569 process Effects 0.000 abstract description 4
- 230000006978 adaptation Effects 0.000 abstract 1
- 230000008859 change Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 4
- 238000005452 bending Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000032258 transport Effects 0.000 description 2
- 241001062009 Indigofera Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000003028 elevating effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
Abstract
The utility model relates to that a kind of supporting leg is adjustable, lifting monolock only, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation, comprise column base pitch, the expansion joint that can rotate around the rotary column of mechanism base, the bucket basket as operating platform and loading is mounted with on the top of expansion joint, counterweight trolley is provided with in the bottom of column base pitch, and between counterweight trolley and expansion joint, be provided with the anti-locking mechanism of anti-dumping rope topple, counterweight trolley can rotate with column base pitch and expansion joint around the circular orbit of mechanism base, realize the revolution of 360 degree, adaptation operation is wide, rotation dexterity is light; The supporting leg of mechanism base is adjustable, is applicable to the operating location of ground injustice.The lifting mechanism of expansion joint has locking and braking function, can arbitrary height be rested on, change manpower in the past and the operation form of power transformation system is installed, eliminate the potential safety hazard in installation exercise process, not only increase economic benefit, also improve safety benefit.
Description
Technical field:
The present invention relates to that a kind of supporting leg is adjustable, lifting monolock only, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation.
Background technology:
The power transformation system configuration of electric substation is tight short, and weight of equipment is large, specification unshapeliness, and inspection and repair work normality is carried out; The electric pressure of electric substation is high, and safety clearance is little, and exposed power supply point is many.Cause for above-mentioned reasons in converting equipment maintenance, detection, renewal process, heavy duty work facility cannot use, and power failure range is large, and construction period is tight, and personnel's operation exists larger potential safety hazard.Therefore be necessary to research and develop special operating apparatus, guarantee the job platform meeting the equipment dismounting in power transformation interval, the safety guarantee of operating personnel and effective and easy setting is provided.
Summary of the invention:
For overcoming the defect of prior art, the object of the present invention is to provide that a kind of supporting leg is adjustable, lifting monolock only, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation, its structure is simple, lightweight, split combination easy, the many also convenient transports of function, operating efficiency is high.The all devices dismounting in the interval certain altitude of power transformation can be met, the High Altitude Platform of safety belt system hanging point and human users is provided, reduce power failure range, ensure the requirement of safe spacing.
Technical solution problem of the present invention adopts following technical scheme:
Supporting leg is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation:
Set up an organization base, the universal wheel that described base comprises corner adjustable for height cross supporting leg and is located at bottom described supporting leg, the circular orbit that described supporting leg is fixedly installed with base center is the center of circle, base center is provided with the longitudinal sleeve be fixedly connected with supporting leg;
Described cross supporting leg is telescopic leg, telescopic outrigger is locked by clamping screw, bolt hole is provided with at the corner location of cross supporting leg, the height of landing leg mated with described bolt hole is set and adjusts bolt, the bottom of described adjustment bolt is ball, arrange the bearing base of supporting leg, described bearing base is provided with the ball recess holding adjustment stud base ball and rotate, and described ball is limited in ball recess by the block that setting is threaded with described bearing base.
Arrange the rotary column be plugged on described sleeve, the rotary column Lower Half fixed cover being inserted in sleeve inner is connected to the taper roll bearing mated with described sleeve diameter, and the first half of described rotary column is square tube;
The square-tube type column base pitch that is plugged in the square tube of described rotary column is set and is plugged on the supracoxal expansion joint of described column, limiting platform is provided with in the external wall of upper portion integral type of described expansion joint, the sidepiece of bucket basket is installed with the transverse arm of horizontal expansion, described bucket basket is articulated in the top of expansion joint with the square casing on its transverse arm, and prevents from by the limiting platform of expansion joint is spacing;
Counterweight trolley is set, the sidepiece of described counterweight trolley is installed with the exhibition arm of horizontal expansion, counterweight trolley is articulated on described rotary column with the square casing on its exhibition arm, be provided with the roller coordinated with described circular orbit in the bottom of counterweight trolley, the wheel shaft of described roller is arranged on bottom counterweight trolley by bearing;
Anti-dumping rope is also connected with between described counterweight trolley and the upper end of described expansion joint;
The lifting mechanism of described expansion joint is set, described lifting mechanism comprises: with the capsizing moment spindle of two capstan winches, described capsizing moment spindle is located on the mounting base of counterweight trolley exhibition arm front end by bearing bracket stand, handwheel is connected with in the rear end of capsizing moment spindle, hoist braiding suspender belt one end connect firmly on the capsizing moment spindle between two capstan winches, the other end connects firmly on the braiding suspender belt fixed lever of expansion joint bottom, and the fixed pulley of Self-stabilised post base pitch outer wall top, the middle part setting of braiding suspender belt is walked around;
The lockable mechanism of described expansion joint is set: described lockable mechanism comprises: the pawl base being rigidly attached to capsizing moment spindle front end by key, described pawl base is symmetrically connected with two ratchets by bearing pin, torsion spring; The mounting base of little car exhibition arm front end has been bolted ratchet brake mount, contact with described ratchet brake mount inner chamber seating plane with the rear end face of the ratchet of described two click-fit, the ratchet platen contacted with the front end face forming surface of described ratchet is set, the centre bore of described ratchet platen is threaded with brake handle and is locked by locking nut, and the excircle of ratchet platen is threaded with described ratchet brake mount intracavity sidewall.
Limit, top four outer wall of described column base pitch is provided with deep groove ball bearing, and a part for each described deep groove ball bearing extends into the inner chamber of column base pitch, and the axle of each deep groove ball bearing is laterally fixed on the outer wall of column base pitch; Limit, bottom four inwall of described expansion joint is provided with bearing equally, and a part for each described bearing extends the outside of expansion joint, and the axle of each bearing is laterally fixed on the inwall of expansion joint.
Compared with the prior art, beneficial effect of the present invention is embodied in:
The interval working space of electric substation's power transformation is limited, needs the equipment weight of maintenance, dismounting, for meeting lifting, the service requirements of this kind of particular job place controller switching equipment, mechanism structure of the present invention is simple, lightweight, splits combination easy, the many also convenient transports of function, operating efficiency is high.The all devices dismounting in the interval certain altitude of power transformation can be met, the High Altitude Platform of safety belt system hanging point and human users is provided, reduce power failure range, ensure the requirement of safe spacing.
Use mechanism of the present invention when carrying out converting equipment and installing, greatly reduce in-site installation cooperation personnel, not only improve work efficiency, reduce interruption duration simultaneously, reduce electric quantity loss, improve power supply reliability; Eliminate the potential safety hazard in installation exercise process, not only increase economic benefit, also improve safety benefit.
Landing leg stretching length and supporting leg Height Adjustable, meet the construction requirement of complex-terrain in electric substation, elevating mechanism entirety can be rotated with rotary column, expands between operation area to a great extent.
The individual member that jacking mast is made up of the base pitch be set with and expansion joint, with support and the blue socket connection that struggles against, connects freely easy; Lightly, bending resistance is strong for the base pitch of suit and expansion joint relative motion.
Bucket indigo plant is personnel's job platform, and be provided with removable soft fence and ground connection safety wire, safety belt system hanging point, fence height is set to 950mm, more than the blue staff's stringcourse that struggles against is the accessible scope of operation.
Driving mechanism and ratchet gear brake mechanism realize the functions such as mast jacking, ratchet lock, braking contracting bar (bringing onto load), installed, also can realize brake self-locking function by the commutation changing click.
The anti-locking mechanism that inclines is made up of the anti-dumping rope be connected between counterweight trolley and expansion joint upper end, and this is release mechanism, possesses and regulates stretchable mast angle and tensioning mast function, can prevent mast from toppling.
Supporting shoulder pole is aim at the design of 110kV isolating switch, guarantees that magnetic pillar in its disassembly process does not fracture by the effect of cross force or injured.
Counterweight trolley is actual is a blue structure of material, is sleeved on center steering rotary column, is connected transferable part base pitch root bending moment with telescopic arm base pitch bolt.Counterweight adopts 25kg bucket 8 to be only positioned in material basket, and draw materials easily, also deficiency of throwing aside is cherished.
Accompanying drawing illustrates:
Fig. 1 is general structure schematic diagram of the present invention;
Fig. 2 is the assembling schematic diagram of mechanism base and rotary column;
Fig. 2 A is the enlarged drawing of cross supporting leg corner location;
Fig. 2 B is the vertical view of mechanism base;
Fig. 3 A, 3B, 3C are respectively the left view of column base pitch, front view and right view;
Fig. 3 D is the assembling schematic diagram of limit, column base pitch top four outer wall deep groove ball bearing;
Fig. 4 A, 4B, 4C are respectively the left view of expansion joint, front view and right view;
Fig. 4 D is the F direction view of expansion joint bottom in Fig. 4 B;
Fig. 4 E is the assembling schematic diagram of limit, expansion joint bottom four inwall bearing;
Fig. 5 is the assembling schematic diagram of column base pitch and expansion joint;
Fig. 6 A, 6B are front view and the vertical view of bucket basket;
Fig. 7 A, 7B be the front view of counterweight trolley and vertical view,
Fig. 7 C is the E direction view on counterweight trolley exhibition arm top in Fig. 7 A;
Fig. 8 is the schematic diagram of expansion joint lockable mechanism;
Fig. 8 A is the assembling schematic diagram of brake handle, locking nut, ratchet platen;
Fig. 8 B is the vertical view of ratchet platen;
Fig. 9 is the assembling schematic diagram of ratchet platen, ratchet, ratchet brake mount;
Fig. 9 A, 9B are front view and the vertical view of ratchet;
Figure 10 is the assembling schematic diagram of ratchet, pawl base, ratchet;
Figure 11 is the assembling schematic diagram of pawl base, capsizing moment spindle, handwheel;
Figure 12 is the assembling schematic diagram of capsizing moment spindle, pawl base, ratchet.
Number in the figure: 1 mechanism base, 101 supporting legs, 102 universal wheels, 103 circular orbits, 104 longitudinal sleeves, 105 rotary columns, 106 taper roll bearings, 107 adjustment bolts, 108 bearing bases, 109 blocks, 2 column base pitch, 201 deep groove ball bearings, 3 expansion joints, 301 limiting platforms, 302 suspender belt fixed levers, 303 bearings, 4 bucket baskets, 401 transverse arms, 5 counterweight trolleys, 501 exhibition arms, 502 rollers, 503 anti-dumping ropes, 504 mounting bases, 601 capsizing moment spindles, 602 suspender belts, 603 handwheels, 701 pawl bases, 702 ratchets, 703 ratchet brake mounts, 704 ratchets, 705 ratchet platens, 706 brake handles, 707 locking nuts.
Below by way of embodiment, and the invention will be further described by reference to the accompanying drawings.
Embodiment:
Embodiment: see accompanying drawing, the supporting leg of the present embodiment is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation, its following structural features:
Set up an organization base 1, the universal wheel 102 that base comprises the adjustable for height cross supporting leg 101 in corner and is located at bottom supporting leg, the circular orbit 103 that supporting leg to be fixedly installed with base center be the center of circle, base center is provided with the longitudinal sleeve 104 be fixedly connected with supporting leg.
In specifically arranging, cross supporting leg 101 is telescopic leg, Retractive leg is inserted in Convenient table, Retractive leg is locked by clamping screw, bolt hole is provided with at the corner location of cross supporting leg (Retractive leg), the height of landing leg mated with bolt hole is set and adjusts bolt 107, the bottom of adjustment bolt is ball, the bearing base 108 of supporting leg is set, bearing base is provided with the ball recess holding adjustment stud base ball and rotate, and ball is limited in ball recess by the block 109 that setting is threaded with bearing base 108.
For realizing the rotation of mechanism, arrange the rotary column 105 be plugged on sleeve 104, the rotary column Lower Half fixed cover being inserted in sleeve inner is connected to the taper roll bearing 106 mated with sleeve diameter, and the first half of rotary column is square tube; The square-tube type column base pitch 2 be plugged in the square tube of rotary column and the expansion joint 3 be plugged on column base pitch 2 are set, limiting platform 301 is provided with in the external wall of upper portion integral type of expansion joint 3, the sidepiece of bucket basket 4 is installed with the transverse arm 401 of horizontal expansion, this bucket basket is articulated in the top of expansion joint with the square casing on its transverse arm, and prevents from by the limiting platform of expansion joint is spacing.
Counterweight trolley 5 is set, the sidepiece of counterweight trolley is installed with the exhibition arm 501 of horizontal expansion, counterweight trolley is articulated on rotary column 105 with the square casing on its exhibition arm, be provided with the roller 502 coordinated with circular orbit 103 in the bottom of counterweight trolley, the wheel shaft of roller is arranged on bottom counterweight trolley by bearing.Between counterweight trolley and the upper end of expansion joint, be also connected with anti-dumping rope 503, prevent whole mechanism from toppling, improve coefficient of safety.In specifically arranging, be provided with bolt slot 505 at the top of counterweight trolley exhibition arm 501, what the lower sides of column base pitch 2 was provided with protrusion puts corresponding bolt with little car exhibition arm bolt slot, by the further fixed weight dolly of this bolt.
The lifting mechanism of expansion joint 3 is set, this lifting mechanism comprises: with the capsizing moment spindle 601 of two capstan winches, capsizing moment spindle is located on the mounting base 504 of counterweight trolley exhibition arm 501 front end by bearing bracket stand, handwheel 603 is connected with in the rear end of capsizing moment spindle, hoist braiding suspender belt 602 one end connect firmly on the capsizing moment spindle 601 between two capstan winches, the other end connects firmly on the braiding suspender belt fixed lever 302 of expansion joint 3 bottom, and the fixed pulley of Self-stabilised post base pitch 2 outer wall top, the middle part setting of braiding suspender belt 602 is walked around.
The lockable mechanism of expansion joint 3 is set: this lockable mechanism comprises: the pawl base 701 being rigidly attached to capsizing moment spindle 601 front end by key, pawl base is symmetrically connected with two ratchets 702 by bearing pin, torsion spring; The mounting base of little car exhibition arm front end has been bolted ratchet brake mount 703, the rear end face of the ratchet 704 coordinated with two ratchets 702 contacts with ratchet brake mount 703 inner chamber seating plane, the ratchet platen 705 contacted with the front end face forming surface of ratchet is set, the centre bore of ratchet platen is threaded with brake handle 706 and is locked by locking nut 707, and the excircle of ratchet platen is threaded with ratchet brake mount intracavity sidewall.
Limit, top four outer wall of column base pitch 2 is provided with deep groove ball bearing 201, and a part for each deep groove ball bearing extends into the inner chamber of column base pitch, and the axle of each deep groove ball bearing is laterally fixed on the outer wall of column base pitch; Limit, bottom four inwall of expansion joint 3 is provided with bearing 303 equally, and a part for each bearing 303 extends the outside of expansion joint, and the axle of each bearing is laterally fixed on the inwall of expansion joint.
In embody rule, when needs hoist bucket basket time 4 time, rotate forward handwheel 603, handwheel drives capsizing moment spindle 601 rotate and be wound around suspender belt 602, suspender belt drives expansion joint 3 to rise in column base pitch 2, because the friction between column base pitch 2 and expansion joint 3 is rolling friction (effect of deep groove ball bearing 201 and bearing 303), do not need much so play lift, after expansion joint 3 rises to specified altitude assignment, stop operating handwheel 603, due to ratchet, the effect of ratchet, expansion joint can rest on arbitrary height, now, locked by locking nut 707 between ratchet platen 705 and brake handle 706 and be integrated, and ratchet platen 705 is screwed in ratchet brake mount 703 by its excircle, ratchet platen 705 and ratchet brake mount 703 from two end faces of ratchet 704 by locked for ratchet the inner chamber of ratchet brake mount 703, ratchet 704 controls pawl base 701 can only one-directional rotation, because pawl base 701 is rigidly attached on capsizing moment spindle 601, therefore handwheel 603 can only rotate forward, guarantee that expansion joint 3 can rest on arbitrary height when rising.When bucket falls by needs in the key, brake handle 706 can be rotated backward a little, now ratchet platen 705 also exits a bit slightly in ratchet brake mount 703, the pressure of ratchet platen 705 pairs of ratchets 704 reduces, therefore ratchet 704 can dally in ratchet brake mount 703, due to the effect of gravity, bucket basket 4 declines with expansion joint 3, capsizing moment spindle 601 is driven to reverse, capsizing moment spindle drives pawl base and ratchet, ratchet to drive ratchet idle running, when expansion joint stops by needs, only brake handle 706 need be rotated forward, by locked for ratchet in ratchet brake mount.
Claims (2)
1. supporting leg is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation, it is characterized in that:
Set up an organization base (1), described base comprises corner adjustable for height cross supporting leg (101) and is located at the universal wheel (102) bottom described supporting leg, the circular orbit (103) that described supporting leg to be fixedly installed with base center be the center of circle, base center is provided with the longitudinal sleeve (104) be fixedly connected with supporting leg;
Described cross supporting leg (101) is telescopic leg, telescopic outrigger is locked by clamping screw, bolt hole is provided with at the corner location of cross supporting leg, the height of landing leg mated with described bolt hole is set and adjusts bolt (107), the bottom of described adjustment bolt is ball, the bearing base (108) of supporting leg is set, described bearing base is provided with the ball recess holding adjustment stud base ball and rotate, and described ball is limited in ball recess by the block (109) that setting is threaded with described bearing base (108);
Setting is plugged on the rotary column (105) on described sleeve (104), the rotary column Lower Half fixed cover being inserted in sleeve inner is connected to the taper roll bearing (106) mated with described sleeve diameter, and the first half of described rotary column is square tube;
The square-tube type column base pitch (2) be plugged in the square tube of described rotary column and the expansion joint (3) be plugged on described column base pitch (2) are set, limiting platform (301) is provided with in the external wall of upper portion integral type of described expansion joint (3), the sidepiece of bucket basket (4) is installed with the transverse arm (401) of horizontal expansion, described bucket basket is articulated in the top of expansion joint with the square casing on its transverse arm, and prevents from by the limiting platform of expansion joint is spacing;
Counterweight trolley (5) is set, the sidepiece of described counterweight trolley is installed with the exhibition arm (501) of horizontal expansion, counterweight trolley is articulated on described rotary column (105) with the square casing on its exhibition arm, be provided with the roller (502) coordinated with described circular orbit (103) in the bottom of counterweight trolley, the wheel shaft of described roller is arranged on bottom counterweight trolley by bearing;
Anti-dumping rope (503) is also connected with between described counterweight trolley and the upper end of described expansion joint;
The lifting mechanism of described expansion joint (3) is set, described lifting mechanism comprises: with the capsizing moment spindle (601) of two capstan winches, described capsizing moment spindle is located on the mounting base (504) of counterweight trolley exhibition arm (501) front end by bearing bracket stand, handwheel (603) is connected with in the rear end of capsizing moment spindle, hoist braiding suspender belt (602) one end connect firmly on the capsizing moment spindle (601) between two capstan winches, the other end connects firmly on the braiding suspender belt fixed lever (302) of expansion joint (3) bottom, the fixed pulley of Self-stabilised post base pitch (2) outer wall top, the middle part setting of braiding suspender belt (602) is walked around,
The lockable mechanism of described expansion joint (3) is set: described lockable mechanism comprises: the pawl base (701) being rigidly attached to capsizing moment spindle (601) front end by key, described pawl base is symmetrically connected with two ratchets (702) by bearing pin, torsion spring; The mounting base of little car exhibition arm front end has been bolted ratchet brake mount (703), the rear end face of the ratchet (704) coordinated with described two ratchets (702) contacts with described ratchet brake mount (703) inner chamber seating plane, the ratchet platen (705) contacted with the front end face forming surface of described ratchet is set, the centre bore of described ratchet platen is threaded with brake handle (706) and is locked by locking nut (707), and the excircle of ratchet platen is threaded with described ratchet brake mount intracavity sidewall.
2. supporting leg according to claim 1 is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation, it is characterized in that: limit, top four outer wall of described column base pitch (2) is provided with deep groove ball bearing (201), a part for each described deep groove ball bearing extends into the inner chamber of column base pitch, and the axle of each deep groove ball bearing is laterally fixed on the outer wall of column base pitch; Limit, bottom four inwall of described expansion joint (3) is provided with bearing (303) equally, and a part for each described bearing (303) extends the outside of expansion joint, and the axle of each bearing is laterally fixed on the inwall of expansion joint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420552048.9U CN204046013U (en) | 2014-09-24 | 2014-09-24 | Supporting leg is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420552048.9U CN204046013U (en) | 2014-09-24 | 2014-09-24 | Supporting leg is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204046013U true CN204046013U (en) | 2014-12-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420552048.9U Withdrawn - After Issue CN204046013U (en) | 2014-09-24 | 2014-09-24 | Supporting leg is adjustable, lifting monolock stops, struggle against mechanical and electric equipment installation mechanism of basket rotation electric substation |
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| Country | Link |
|---|---|
| CN (1) | CN204046013U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201589A (en) * | 2014-09-24 | 2014-12-10 | 国家电网公司 | Hopper bucket type rotary type electromechanical device mounting mechanism, with adjustable supporting legs and capable of lifting monolocking, for electric power substation |
| CN106930520A (en) * | 2017-04-19 | 2017-07-07 | 北京理工大学 | Suitable for the self-locking job platform of railroad track |
-
2014
- 2014-09-24 CN CN201420552048.9U patent/CN204046013U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104201589A (en) * | 2014-09-24 | 2014-12-10 | 国家电网公司 | Hopper bucket type rotary type electromechanical device mounting mechanism, with adjustable supporting legs and capable of lifting monolocking, for electric power substation |
| CN104201589B (en) * | 2014-09-24 | 2016-05-11 | 国家电网公司 | Supporting leg is adjustable, lifting monolock only, mechanical and electric equipment installation mechanism of the basket rotation of struggling against electric substation |
| CN106930520A (en) * | 2017-04-19 | 2017-07-07 | 北京理工大学 | Suitable for the self-locking job platform of railroad track |
| CN106930520B (en) * | 2017-04-19 | 2019-03-01 | 北京理工大学 | Self-locking job platform suitable for railroad track |
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Granted publication date: 20141224 Effective date of abandoning: 20160511 |
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