CN201985453U - Circuit breaker lifting device for installation - Google Patents
Circuit breaker lifting device for installation Download PDFInfo
- Publication number
- CN201985453U CN201985453U CN2011200594181U CN201120059418U CN201985453U CN 201985453 U CN201985453 U CN 201985453U CN 2011200594181 U CN2011200594181 U CN 2011200594181U CN 201120059418 U CN201120059418 U CN 201120059418U CN 201985453 U CN201985453 U CN 201985453U
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- lifter plate
- circuit breaker
- pulley
- wire rope
- lifting
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- Expired - Fee Related
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Abstract
The utility model relates to a circuit breaker lifting device for installation. The lifting device comprises a traveling car main frame, a lifting mechanism is arranged on the traveling car main frame, and circuit breaker lifting legs are arranged on the lifting mechanism; and an elevating mechanism is also arranged on the traveling car main frame. In the lifting device provided by the utility model, a wire rope in the lifting mechanism is connected with the lifting mechanism through a pulley block including pulleys from No.1 to No.5; the wire rope enwinds on a wire rope mounting sleeve to realize that the wire rope can enwind on or divorce from the wire rope mounting sleeve; when the wire rope enwinds on the wire rope mounting sleeve, the lifting mechanism is driven to lift, and when the wire rope divorces from the wire rope mounting sleeve, the lifting mechanism is driven to fall; the rotation direction of the wire rope mounting sleeve and a first rotating shaft is controlled by a ratchet wheel and a ratchet pawl correspondingly matched with each other, so as to ensure the stability and the reliability of the motion of the lifting mechanism driven by the wire rope, and avoid hazards in conventional installation and maintenance; further, compact structure, lower circuit breaker installation cost, wide adaptation range, and safety and reliability are realized, and the circuit breaker can be lifted conveniently for installation.
Description
Technical field
The present invention relates to a kind of lifting device, especially a kind of circuit breaker is installed lifting device, specifically be used for guaranteeing the convenient and safe and reliable circuit breaker installation lifting device of I﹠M process of large capcity breaker, belong to the technical field that circuit breaker is installed.
Background technology
Along with the increase of power consumption, jumbo circuit breaker is used.The circuit breaker weight of general 5000A reaches 230 kilograms, during the application of large capcity breaker, because own wt is bigger, give in installation and the maintenance and bring difficulty, general power distribution room does not all have hoisting equipment, adds the place restriction, former employing people shoulders the raw mode that shoulder is lifted, danger is very big, and definite purpose circuit breaker moves and lowering or hoisting gear and also be not equipped with in the controller switching equipment enterprise that produces at present, causes the incident of hurting sb.'s feelings that occurs damage equipment and personnel when maintenance and installation.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, provide a kind of circuit breaker that lifting device, its compact conformation are installed, it is convenient to promote when circuit breaker is installed, and has reduced the circuit breaker installation cost, has improved the safe and reliable of circuit breaker installation, wide accommodation, safe and reliable.
According to technical scheme provided by the invention, described circuit breaker is installed lifting device, comprises the travelling car vehicle frame, and described travelling car vehicle frame is provided with elevating mechanism, and described elevating mechanism is provided with the circuit breaker lifting foot that is used to place circuit breaker; The travelling car vehicle frame is provided with the hoisting mechanism that makes the elevating mechanism lifting.
Described hoisting mechanism comprises promoting installs casing, and described lifting is installed in the casing and is provided with first rotation axis and second rotation axis, and described second rotation axis and first rotation axis all can rotate in promoting the installation casing; First rotation axis is provided with and is with the steel wire rope installation sleeve, and the two ends of described steel wire rope installation sleeve are respectively equipped with first baffle plate and second baffle; Second rotation axis is provided with and drives the rotating drive mechanism that first rotation axis rotates.
Described rotating drive mechanism comprises the gear wheel that is positioned on first rotation axis, and described gear wheel is meshed with pinion on second rotation axis; Second rotation axis is provided with spanner corresponding to passing the external end end of lifting install bin.
Described second baffle is provided with ratchet, and described ratchet is provided with by alignment pin ratchet with the corresponding cooperation of ratchet is installed; Ratchet is provided with handle, and described handle passes corresponding to the other end that links to each other with ratchet that to promote install bin external; Handle is provided with spring, and the other end of described spring is installed casing and fixed with putting on.
The external bearing pedestal that is provided with symmetrical distribution of described lifting install bin is provided with bearing in the described bearing pedestal, first rotation axis and second rotation axis respectively by corresponding Bearing Installation in casing promote to be installed.
Described elevating mechanism comprises the lifting support body, and described lifting support body comprises the lifting foot mounting panel, and the circuit breaker lifting foot is installed on the lifting foot mounting panel; The lifting foot mounting panel is provided with second lifter plate and the 6th lifter plate of symmetrical distribution, and the 6th lifter plate is positioned at the top of second lifter plate; Second lifter plate is hinged corresponding to the other end that links to each other with the lifting foot mounting panel and first lifter plate, and first lifter plate is hinged corresponding to the bottom of the other end that links to each other with second lifter plate and travelling car vehicle frame; The 6th lifter plate is hinged with the 3rd lifter plate and the 4th lifter plate corresponding to the other end end that links to each other with the lifting foot mounting panel, and the 6th lifter plate links to each other with second lifter plate by the 3rd lifter plate, and links to each other with the travelling car vehicle frame by the 4th lifter plate; Second lifter plate is provided with the 5th lifter plate corresponding to the joint portion with the 3rd lifter plate, and the other end of the 5th lifter plate links to each other with the travelling car vehicle frame.
Be provided with the elevating mechanism mounting panel between described second lifter plate, described elevating mechanism mounting panel is provided with second pulley and the 3rd pulley, the top of travelling car vehicle frame is provided with the 4th pulley, the 5th pulley and first pulley, and described first pulley is positioned at the top of the 4th pulley, the 5th pulley; First pulley, second pulley, the 3rd pulley, the 4th pulley and the 5th pulley link to each other by the steel wire rope in the hoisting mechanism.
Described circuit breaker lifting foot can move on the lifting foot mounting panel.The top of described travelling car vehicle frame is provided with the dolly handle.The bottom of described travelling car vehicle frame is provided with equally distributed universal wheel.
Advantage of the present invention: the travelling car vehicle frame is provided with dolly handle and universal wheel, can conveniently the travelling car vehicle frame be moved to assigned address.The travelling car vehicle frame is provided with elevating mechanism, and elevating mechanism can promote the circuit breaker on the circuit breaker lifting foot or drop to assigned address by carrying out lifting under the hoisting mechanism effect.Steel wire rope in the elevating mechanism links to each other with elevating mechanism by first pulley, second pulley, the 3rd pulley, the 4th pulley and the 5th pulley; Steel wire rope is wrapped on the steel wire rope installation sleeve, and spanner drives first rotation axis by pinion and gear wheel engagement back and rotates, and the realization steel wire rope twines or breaks away from the steel wire rope installation sleeve; When steel wire rope is wrapped on the steel wire rope installation sleeve, drives elevating mechanism and promote, when steel wire rope breaks away from the steel wire rope installation sleeve, drive elevating mechanism and descend.The rotation direction of the steel wire rope installation sleeve and first rotation axis is controlled with the corresponding cooperation of ratchet by ratchet, has guaranteed that steel wire rope drives the steadily reliable of elevating mechanism motion, the danger of having brought when having avoided existing installation or maintenance; Compact conformation, it is convenient to promote when circuit breaker is installed, and has reduced the circuit breaker installation cost, and wide accommodation is safe and reliable.
Description of drawings
Fig. 1 is the structural representation of hoisting mechanism of the present invention.
Fig. 2 is that the D-D of Fig. 1 is to schematic diagram.
Fig. 3 is a structural representation of the present invention.
Fig. 4 is the vertical view of Fig. 3.
Fig. 5 is the fundamental diagram of elevating mechanism of the present invention.
Embodiment
The invention will be further described below in conjunction with concrete drawings and Examples.
As Fig. 1 ~ shown in Figure 4: the present invention includes to promote casing 1 is installed, bearing pedestal 2, bearing 3, first rotation axis 4, steel wire rope 5, ratchet 6, ratchet 7, spring 8, handle 9, gear wheel 10, pinion 11, second rotation axis 12, spanner 13, axle sleeve 14, alignment pin 15, first baffle plate 16, steel wire rope installation sleeve 17, universal wheel 18, first pulley 19, second pulley 20, the 3rd pulley 21, the 4th pulley 22, the 5th pulley 23, travelling car vehicle frame 24, elevating mechanism 25, circuit breaker lifting foot 26, dolly handle 27, elevating mechanism mounting panel 28, second baffle 29, hoisting mechanism 30, first lifter plate 31, second lifter plate 32, the 3rd lifter plate 33, the 4th lifter plate 34, the 5th lifter plate 35, the 6th lifter plate 36 and lifting foot mounting panel 37.
As shown in Figure 3 and Figure 4: the bottom of described travelling car vehicle frame 24 is provided with equally distributed universal wheel 18, and described universal wheel 18 is four, and travelling car vehicle frame 24 can conveniently move by universal wheel 18.The top of travelling car vehicle frame 24 is provided with dolly handle 27, and travelling car vehicle frame 24 comprises that little body frame reaches the joint pin that vertically is distributed on the little body frame, and dolly handle 27 is positioned on the joint pin.For jumbo circuit breaker can conveniently be installed, travelling car vehicle frame 24 is provided with elevating mechanism 25 and is used to make elevating mechanism 25 to carry out the hoisting mechanism 30 of lifting.Described elevating mechanism 25 comprises the lifting support body, described lifting support body comprises lifting foot mounting panel 37, described lifting foot mounting panel 37 is provided with circuit breaker lifting foot 26, and described circuit breaker lifting foot 26 is two, and circuit breaker lifting foot 26 can move on lifting foot mounting panel 37.When circuit breaker lifting foot 26 after moving on the lifting foot mounting panel 37, the circuit breakers that can be suitable for different sizes are placed requirements.
Lifting foot mounting panel 37 is provided with second lifter plate 32 and the 6th lifter plate 36 of symmetrical distribution, and described the 6th lifter plate 36 is positioned at the top of second lifter plate 32, and second lifter plate 32 links to each other with lifting foot mounting panel 37 with an end end of the 6th lifter plate 36.Second lifter plate 32 links to each other with travelling car vehicle frame 24 by first lifter plate 31 corresponding to the other end end that links to each other with lifting foot mounting panel 37.One end of first lifter plate 31 and second lifter plate 32 are hinged, and the other end is hinged on the bottom of travelling car vehicle frame 24.The 6th lifter plate 36 is hinged with the 3rd lifter plate 33 and the 4th lifter plate 34 corresponding to the other end that links to each other with lifting foot mounting panel 37, the 6th lifter plate 36 links to each other with second lifter plate 32 by the 3rd lifter plate 33, and links to each other with the top of travelling car vehicle frame 24 by the 4th lifter plate 34.The joint portion of second lifter plate 32 and the 3rd lifter plate 33 is provided with the 5th lifter plate 35, and described the 5th lifter plate 35 links to each other with travelling car vehicle frame 24 corresponding to the other end that links to each other with second lifter plate 32.Lifting foot mounting panel 37, second lifter plate 32, the 3rd lifter plate 33 and 36 of the 6th lifter plates form tetragonal lifting support body; End that first lifter plate 31 links to each other with travelling car vehicle frame 24 forms a fulcrum, and the 4th lifter plate 34, the 5th lifter plate 35 form two other fulcrums with travelling car vehicle frame 24, guarantees elevating mechanism 25 safe and reliable in lifting process.32 of second lifter plates are provided with elevating mechanism mounting panel 28, and described elevating mechanism mounting panel 28 is provided with second pulley 20 and the 3rd pulley 21, the second pulleys 20 and the 3rd pulley 21 and is symmetrically distributed in 32 of second lifter plates, guarantees to be subjected to equilibrium of forces.The top of travelling car vehicle frame 24 is provided with the top that the 4th pulley 22, the 5th pulley 23 and first pulley, 19, the first pulleys 19 are positioned at the 4th pulley 22 and the 5th pulley 23.First pulley 19, second pulley 20, the 3rd pulley 21, the 4th pulley 22 and 23 on the 5th pulley are continuous by the steel wire rope in the hoisting mechanism 30 5.Steel wire rope 5 at first passes first pulley 19 after coming out in the hoisting mechanism 30, is connected to second pulley 20 then; Steel wire rope 5 is connected on the 4th pulley 22 after passing second pulley 20, and is connected in turn on the 3rd pulley 21 and the 5th pulley 23, and an end of steel wire rope 5 is fixed on the 5th pulley 23.By cooperatively interacting of 23 on first pulley, 19 to the 5th pulleys, can reduce the active force that hoisting mechanism 30 promotes elevating mechanism 25, make the circuit breaker lifting on the circuit breaker lifting foot 26 more convenient, make the lifting process of elevating mechanism 25 more steady simultaneously.
As depicted in figs. 1 and 2: be the structural representation of hoisting mechanism 30.Hoisting mechanism 30 comprises promoting installs casing 1, and described lifting is installed in the casing 1 and is provided with first rotation axis 4 and second rotation axis 12 that can rotate.The two ends of first rotation axis 4 and second rotation axis 12 are installed in to promote by bearing pedestal 2 and the bearing 3 that is positioned at bearing pedestal 2 installs casing 1, and bearing pedestal 2 is fixed in to promote to be installed in the casing 1.Be with steel wire rope installation sleeve 17 on first rotation axis 4, the two ends of described steel wire rope installation sleeve 17 are respectively equipped with first baffle plate 16 and second baffle 29, the first baffle plates 16 and second baffle 29 and all protrude from the steel wire rope installation sleeve 17; After the end of steel wire rope 5 is fixed on first rotation axis 4, can under the effect of first baffle plate 16 and second baffle 29, be wrapped on the steel wire rope installation sleeve 17.Second rotation axis 12 is provided with the rotating drive mechanism that drives first rotation axis 4, and rotating drive mechanism comprises the pinion 11 that is positioned on second rotation axis 12, and described pinion 11 is meshed with gear wheel 10 on first rotation axis 4.Second rotation axis 12 promote to be installed casing 1 and bearing pedestal 2 outer end ends are provided with spanner 13 corresponding to stretching out, and 2 of described spanner 13 and bearing pedestals link to each other by axle sleeve 14; After pulling spanner 13, the pinion 11 on second rotation axis 12 drives first rotation axis 4 by the 10 engagement backs of the gear wheel on first rotation axis 4 and rotates; First rotation axis 4 rotates the back and drives steel wire rope installation sleeve 17 and steel wire rope 5 rotations.
In order to make steel wire rope 5 keep a direction in making elevating mechanism 25 lifting process, second baffle 29 is provided with ratchet 6, and described ratchet 6 is provided with the ratchet 7 of corresponding cooperation.Ratchet 7 is installed on the ratchet 6 by alignment pin 15, and an end of alignment pin 15 links to each other with first rotation axis 4, and the other end links to each other with ratchet 7, and ratchet 7 is circular-arc; After ratchet 6 and ratchet 7 corresponding matching, can avoid circuit breaker under the deadweight effect, to drive elevating mechanism 25 and move down, guarantee the reliability in elevating mechanism 25 lifting process.Ratchet 7 is provided with handle 9 corresponding to the other end with ratchet 6 corresponding cooperations, and handle 9 stretches out to promote corresponding to the other end that links to each other with ratchet 7 to be installed outside the casing 1, and handle 9 can drive ratchet 7 and move in promoting installation casing 1.Handle 9 is provided with spring 8, and spring 8 fixes corresponding to the other end that links to each other with handle 9 and the inwall that promotes installation casing 1; After handle 9 drive ratchets 7 move, can under the effect of spring 8, reset.
As Fig. 1 ~ shown in Figure 5: during use, the top that casing 1 is fixed on travelling car vehicle frame 24 is installed in the lifting of hoisting mechanism 30.One end of steel wire rope 5 is wrapped on the steel wire rope installation sleeve 17 after being fixed on first rotation axis 4, and passes outside the lifting installation casing 1.Steel wire rope 5 links to each other by first pulley 19, second pulley 20, the 3rd pulley 21, the 4th pulley 22 and the 5th pulley 23 elevating mechanisms 25 back and on the travelling car vehicle frame 24 after passing and promoting installation casing 1 successively, thereby steel wire rope 5 twines under first rotation axis 4 effect of hoisting mechanism 30 or when coming off steel wire rope installation sleeve 17, can drive elevating mechanism 25 and rise or descend.During work, promote dolly handle 27, travelling car vehicle frame 24 conveniently moves to the installation or the maintenance position of circuit breaker by universal wheel 18.Circuit breaker is positioned on the circuit breaker lifting foot 26; After the circuit breaker placement is appropriate, drives second rotation axis 12 by spanner 13 and rotate.After second rotation axis 12 rotated, the steel wire rope installation sleeve 17 that the gear wheel 10 engagement backs on the pinion 11 and first rotation axis 4 drive on first rotation axis 4 rotated.After steel wire rope installation sleeve 17 rotated, steel wire rope 5 drove elevating mechanism 25 by cooperatively interacting of 23 on first pulley, 19 to the 5th pulleys and carries out lifting.Because second baffle 29 is provided with ratchet 6 and ratchet 7, when therefore spanner 13 drives 4 rotations of first rotation axis, can guarantee that the steel wire rope installation sleeve 17 on first rotation axis 4 can only rotate toward a direction, makes steel wire rope 5 drive the steady of elevating mechanism 25 liftings by assembly pulley.When first rotation axis 4 and steel wire rope installation sleeve 17 needs to rotate toward the another one direction, when needing that perhaps elevating mechanism 25 carried out step-down operation, handle 9 drives ratchet 7 and moves in promoting installation casing 1, ratchet 7 and ratchet 6 are broken away from, just can make spanner 13 drive first rotation axis 4 and the 13 past opposite directions rotations of second rotation axis; Be that steel wire rope 5 can make elevating mechanism 25 toward opposite direction motion.
As shown in Figure 5: when initial, circuit breaker lifting foot 26 and lifting foot mounting panel 37 rest on initial position 38, first lifter plate 31 forms the 3rd strong point 43 with the bottom tie point of travelling car vehicle frame 24, the tie point that the middle part tie point of the 5th lifter plate 35 and travelling car vehicle frame 24 forms second strong point, 42, the four lifter plates 34 and travelling car vehicle frame 24 forms first strong point 41.During lifting, promote on the end A2 that second lifter plate 32, the 6th lifter plate 36 link to each other corresponding to lifting foot mounting panel 37, the A1 vertical web, the end A4 that the end A5 that second lifter plate 32 links to each other with first lifter plate 31, the 6th lifter plate 36 link to each other with the 4th lifter plate 34 all moves laterally; Along with constantly moving of spanner 13, steel wire rope 5 constantly is wrapped on the steel wire rope installation sleeve 17, and elevating mechanism 25 can rise to centre position 39.At this moment, the position of A1 becomes B1, and the position of A2 becomes B2, and the position that the position of A3 becomes B3, A5 arrives B5, and the position of A4 arrives B4.In like manner, when elevating mechanism 25 constantly rises to final position 40, the position of B1 becomes C1, the position of B2 becomes C2, the position of B3 becomes C3, the position that the position of B4 becomes C4 and B5 becomes C5, and in the whole process, first strong point 41, second strong point 42 and the 3rd strong point 43 provide the support force in elevating mechanism 25 lifting process respectively.As seen from Figure 5, the face of A1 and A2 is perpendicular to ground, the face of B1 and B2 also is perpendicular to ground, the face of C1 and C2 is equally perpendicular to ground, circuit breaker lifting foot 26 is in parallel motion always in the lifting process of elevating mechanism 25, and promptly the circuit breaker on the circuit breaker lifting foot 26 can be placed always stably.
Travelling car vehicle frame 24 of the present invention is provided with dolly handle 27 and universal wheel 18, can conveniently travelling car vehicle frame 24 be moved to assigned address.Travelling car vehicle frame 24 is provided with elevating mechanism 25, and elevating mechanism 25 can promote the circuit breaker on the circuit breaker lifting foot 26 or drop to assigned address by carrying out lifting under hoisting mechanism 30 effects.Steel wire rope 5 in the elevating mechanism 30 links to each other with elevating mechanism 25 by first pulley 19, second pulley 20, the 3rd pulley 21, the 4th pulley 22 and the 5th pulley 23; Steel wire rope 5 is wrapped on the steel wire rope installation sleeve 17, drives first rotation axis 4 after spanner 13 meshes by pinion 11 and gear wheel 10 and rotates, and realizes on steel wire rope 5 windings or the disengaging steel wire rope installation sleeve 17; When steel wire rope 5 is wrapped on the steel wire rope installation sleeve 17, drives elevating mechanism 25 and promote, when steel wire rope 5 breaks away from steel wire rope installation sleeve 17, drive elevating mechanism 25 and descend.The rotation direction of the steel wire rope installation sleeve 17 and first rotation axis 4 is controlled with the corresponding cooperation of ratchet 7 by ratchet 6, has guaranteed that steel wire rope 5 drives the steadily reliable of elevating mechanism 25 motions, the danger of having brought when having avoided existing installation or maintenance; Compact conformation, it is convenient to promote when circuit breaker is installed, and has reduced the circuit breaker installation cost, and wide accommodation is safe and reliable.
Claims (10)
1. a circuit breaker is installed lifting device, it is characterized in that: comprise travelling car vehicle frame (24), described travelling car vehicle frame (24) is provided with elevating mechanism (25), and described elevating mechanism (25) is provided with the circuit breaker lifting foot (26) that is used to place circuit breaker; Travelling car vehicle frame (24) is provided with the hoisting mechanism (30) that makes elevating mechanism (25) lifting.
2. circuit breaker according to claim 1 is installed lifting device, it is characterized in that: described hoisting mechanism (30) comprises promoting installs casing (1), described lifting is installed in the casing (1) and is provided with first rotation axis (4) and second rotation axis (12), and described second rotation axis (12) all can rotate in promoting installation casing (1) with first rotation axis (4); First rotation axis (4) is provided with and is with steel wire rope installation sleeve (17), and the two ends of described steel wire rope installation sleeve (17) are respectively equipped with first baffle plate (16) and second baffle (29); Second rotation axis (12) is provided with and drives the rotating drive mechanism that first rotation axis (4) rotates.
3. circuit breaker according to claim 2 is installed lifting device, it is characterized in that: described rotating drive mechanism comprises the gear wheel (10) that is positioned on first rotation axis (4), and described gear wheel (10) is meshed with pinion (11) on second rotation axis (12); Second rotation axis (12) is provided with spanner (13) corresponding to passing an end end that promotes outside the installation casing (1).
4. circuit breaker according to claim 2 is installed lifting device, and it is characterized in that: described second baffle (29) is provided with ratchet (6), and described ratchet (6) is provided with by alignment pin (15) ratchet (7) with the corresponding cooperation of ratchet (6) is installed; Ratchet (7) is provided with handle (9), and described handle (9) passes to promote corresponding to the other end that links to each other with ratchet (7) and installs outside the casing (1); Handle (9) is provided with spring (8), the other end of described spring (8) with put on that casing (1) is installed is fixing.
5. circuit breaker according to claim 2 is installed lifting device, it is characterized in that: the outer bearing pedestal (2) that is provided with symmetrical distribution of casing (1) is installed in described lifting, be provided with bearing (3) in the described bearing pedestal (2), first rotation axis (4) and second rotation axis (12) are installed in to promote by corresponding bearing (3) respectively and install in the casing (1).
6. circuit breaker according to claim 1 is installed lifting device, it is characterized in that: described elevating mechanism (25) comprises the lifting support body, described lifting support body comprises lifting foot mounting panel (37), and circuit breaker lifting foot (26) is installed on the lifting foot mounting panel (37); Lifting foot mounting panel (37) is provided with second lifter plate (32) and the 6th lifter plate (36) of symmetrical distribution, and the 6th lifter plate (36) is positioned at the top of second lifter plate (32); Second lifter plate (32) is hinged corresponding to the other end that links to each other with lifting foot mounting panel (37) and first lifter plate (31), and first lifter plate (31) is hinged corresponding to the bottom of the other end that links to each other with second lifter plate (32) and travelling car vehicle frame (24); The 6th lifter plate (36) is hinged with the 3rd lifter plate (33) and the 4th lifter plate (34) corresponding to the other end end that links to each other with lifting foot mounting panel (37), the 6th lifter plate (36) links to each other with second lifter plate (32) by the 3rd lifter plate (33), and links to each other with travelling car vehicle frame (24) by the 4th lifter plate (34); Second lifter plate (32) is provided with the 5th lifter plate (35) corresponding to the joint portion with the 3rd lifter plate (33), and the other end of the 5th lifter plate (35) links to each other with travelling car vehicle frame (24).
7. circuit breaker according to claim 6 is installed lifting device, it is characterized in that: be provided with elevating mechanism mounting panel (28) between described second lifter plate (32), described elevating mechanism mounting panel (28) is provided with second pulley (20) and the 3rd pulley (21), the top of travelling car vehicle frame (24) is provided with the 4th pulley (22), the 5th pulley (23) and first pulley (19), and described first pulley (19) is positioned at the top of the 4th pulley (22), the 5th pulley (23); First pulley (19), second pulley (20), the 3rd pulley (21), the 4th pulley (22) and the 5th pulley (23) link to each other by the steel wire rope in the hoisting mechanism (30).
8. circuit breaker according to claim 6 is installed lifting device, it is characterized in that: described circuit breaker lifting foot (26) can be gone up at lifting foot mounting panel (37) and move.
9. circuit breaker according to claim 1 is installed lifting device, and it is characterized in that: the top of described travelling car vehicle frame (24) is provided with dolly handle (27).
10. circuit breaker according to claim 1 is installed lifting device, and it is characterized in that: the bottom of described travelling car vehicle frame (24) is provided with equally distributed universal wheel (18).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200594181U CN201985453U (en) | 2011-03-09 | 2011-03-09 | Circuit breaker lifting device for installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200594181U CN201985453U (en) | 2011-03-09 | 2011-03-09 | Circuit breaker lifting device for installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201985453U true CN201985453U (en) | 2011-09-21 |
Family
ID=44612905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200594181U Expired - Fee Related CN201985453U (en) | 2011-03-09 | 2011-03-09 | Circuit breaker lifting device for installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201985453U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358588A (en) * | 2011-09-24 | 2012-02-22 | 丁绍勇 | Portable hoister |
| CN108039305A (en) * | 2017-12-28 | 2018-05-15 | 浙江之意电气有限公司 | It is a kind of to be easy to adjust itself lv contactor with distance between the walls |
| CN113200469A (en) * | 2021-04-16 | 2021-08-03 | 国网山东省电力公司枣庄供电公司 | Transformer hoisting machine |
-
2011
- 2011-03-09 CN CN2011200594181U patent/CN201985453U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358588A (en) * | 2011-09-24 | 2012-02-22 | 丁绍勇 | Portable hoister |
| CN108039305A (en) * | 2017-12-28 | 2018-05-15 | 浙江之意电气有限公司 | It is a kind of to be easy to adjust itself lv contactor with distance between the walls |
| CN113200469A (en) * | 2021-04-16 | 2021-08-03 | 国网山东省电力公司枣庄供电公司 | Transformer hoisting machine |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110921 Termination date: 20190309 |