CN204144746U - Current transformer installation carriage - Google Patents
Current transformer installation carriage Download PDFInfo
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- CN204144746U CN204144746U CN201420552040.2U CN201420552040U CN204144746U CN 204144746 U CN204144746 U CN 204144746U CN 201420552040 U CN201420552040 U CN 201420552040U CN 204144746 U CN204144746 U CN 204144746U
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- current transformer
- lifting platform
- installation carriage
- vehicle frame
- installation
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Abstract
The utility model discloses a kind of current transformer installation carriage, for carrying and installation current transformer (1), described installation carriage comprises vehicle frame (10), lifting platform (20), driving mechanism (30) and stopping means (40), and wherein said vehicle frame is provided with wheel (15) and multiple guide post (14); Described lifting platform has two service positions in the vertical direction: current transformer pre-installed position summation current transformer service position, described lifting platform is provided with multiple fairlead (21), and described guide post coordinates to limit described lifting platform with described fairlead can only do vertical rising and descending motion; Driving mechanism (30) realizes rising and descending motion for driving lifting platform; Stopping means comprises the first position-limit mechanism, for realizing the spacing of lifting platform vertical direction.The installation carriage that the utility model provides, easy to operate, reliability is strong, and fail safe is high, improves the efficiency of assembling of current transformer well.
Description
Technical field
The utility model relates to electrical power distribution system, particularly relates to a kind of current transformer installation carriage.
Background technology
In switch cubicle, how to install current transformer is easily and safely the technical problem that those skilled in the art face always.Especially, in Medium Voltage Switchgear, in order to save copper bar, the installation site of current transformer can be considered to raise.As shown in Figure 1, be provided with the current transformer mounting panel 2 of certain altitude in current transformer 1 bottom, raised current transformer 1, to save the use of copper bar 3.But because current transformer 1 summation current transformer mounting panel 2 volume is larger and heavy, following series of problems can be caused in assembling process:
1, the installation site of current transformer 1 is far by cabinet door, and the installation of current transformer 1 is very inconvenient;
2, the bolt of fixed current instrument transformer 1 is limit due to space and cannot be adopted electronic installation, can only adopt manual installation, and not only labour intensity is comparatively large, and production efficiency is low;
3, in installation process, personnel's summation current transformer 1 easily comes to harm, and there is certain potential safety hazard.
Utility model content
Goal of the invention of the present utility model is to overcome defect of the prior art, provides a kind of current transformer installation carriage, and easy to operate, reliability by force, thus improves the efficiency of assembling of current transformer.
A kind of current transformer installation carriage that technical solutions of the utility model provide, for carrying and installation current transformer, described installation carriage comprises vehicle frame, lifting platform, driving mechanism and stopping means, wherein said vehicle frame is provided with wheel and multiple guide post, described wheel is moved horizontally to installation site for driving described installation carriage from initial position, to carry described current transformer; Described lifting platform has two service positions in the vertical direction: current transformer pre-installed position summation current transformer service position, described lifting platform is provided with multiple fairlead, and described guide post coordinates to limit described lifting platform with described fairlead can only do vertical rising and descending motion; Described driving mechanism realizes rising and descending motion for driving described lifting platform; Described stopping means comprises the first position-limit mechanism, and for realizing the spacing of described lifting platform vertical direction, when described lifting platform is positioned at operation of current transformers position, described stopping means is used for avoiding described current transformer to move downward due to Action of Gravity Field.
Preferably, described driving mechanism comprises driving shaft, linkage, operating grip and ring flange, and wherein said driving shaft and described operating grip link together, for by the actuating force transmission of described operating grip being the rotation of described driving shaft; Described driving shaft is arranged on described vehicle frame by positioning shaft sleeve, and described ring flange is fixedly connected with described driving shaft, and described driving shaft is linked together by described ring flange and described linkage; Described linkage one end is arranged on the subplate bearer of described vehicle frame, and the other end is arranged on the lifting platform bearing of described lifting platform, drives described connecting rod mechanism movement to realize rising and the descending motion of described lifting platform for utilizing the rotation of described driving shaft.
Preferably, described driveshaft end has multiple fin, for being engaged mutually with the multiple grooves in described operating grip end hole.
Preferably, described linkage comprise pull bar, two groups in many connecting rods of hexagonal arrangement with back shaft, wherein said pull bar one end is arranged on described ring flange, and the other end is arranged on the middle part of described back shaft; One end of upper and lower two connecting rods is hinged, and the other end is arranged on described lifting platform bearing and described subplate bearer respectively; Every one end of described back shaft all connects a connecting rod hinge point, and described back shaft is parallel with described driving shaft.
Preferably, described lifting platform is for placing described current transformer or having pre-installed the current transformer mounting panel of current transformer.
Preferably, described vehicle frame also comprises vehicle frame front panel, vehicle frame side plate and frame panel.
Preferably, described first position-limit mechanism comprises the spacing mating surface of guide vane end stop and operating grip, and wherein said guide vane end stop is fixed on described vehicle frame, and it has the hole of matching with described spacing mating surface; When described lifting platform is positioned at operation of current transformers position, by promoting described operating grip, spacing mating surface can snap in realize in described guide vane end stop spacing.
Preferably, described spacing mating surface is two planes that described operating grip cylinder-shaped end mills out, and the hole of described guide vane end stop also has two corresponding planes, for realizing spacing by the cooperation between plane.
Preferably, described stopping means also comprises the second position-limit mechanism, wherein said second position-limit mechanism comprises multiple spacer pin, described spacer pin lays respectively at the both sides of described installation carriage, for coordinating with the hole of bottom plate of switch cabinet, installation carriage is enable to be fixed on described initial position, can not slide anteroposterior.
Preferably, described stopping means also comprises the 3rd position-limit mechanism, wherein said 3rd position-limit mechanism comprises the fore-and-aft direction confined planes be positioned on described vehicle frame front panel and the left and right directions confined planes be positioned on described vehicle frame side plate, described fore-and-aft direction confined planes and described left and right directions confined planes are used for the reinforcement of current transformer mounting panel or directly match with described current transformer, realize described current transformer all around direction spacing when pre-installed position.
Preferably, described current transformer is 12-40.5kV current transformer.
Thus, the current transformer installation carriage that the utility model provides, easy to operate, efficiency improves, reliability is strong, overcomes prior art shortcoming, the needs effectively meeting the carrying of switch cubicle on-site current transformer and install.
Accompanying drawing explanation
Fig. 1 is current transformer and copper bar schematic diagram in the switch cubicle of prior art;
The perspective view of the current transformer installation carriage that Fig. 2 provides for the utility model;
The internal drive feature schematic diagram of the current transformer installation carriage that Fig. 3 provides for the utility model;
The operating grip of the current transformer installation carriage that Fig. 4 provides for the utility model and driving shaft coordinate schematic diagram;
The schematic diagram of one position-limit mechanism of the current transformer installation carriage that Fig. 5 provides for the utility model;
The schematic diagram of another position-limit mechanism of the current transformer installation carriage that Fig. 6 provides for the utility model.
The Reference numeral table of comparisons:
1-current transformer; 2-current transformer mounting panel; 3-copper bar;
10-vehicle frame; 11-vehicle frame front panel; 12-vehicle frame side plate;
13-frame panel; 14-guide post; 15-wheel;
16-subplate bearer; 20-lifting platform; 21-fairlead;
22-lifting platform bearing; 30-driving mechanism; 31-driving shaft;
32-linkage; 33-operating grip; 34-ring flange;
35-pull bar; 36-connecting rod; 37-back shaft;
38-fin; 39-groove; 40-stopping means;
41-guide vane end stop; The spacing mating surface of 42-; 43-spacer pin;
44-fore-and-aft direction confined planes; 45-left and right directions confined planes; 46-handle;
47-positioning shaft sleeve.
Embodiment
Embodiment of the present utility model is further illustrated below in conjunction with accompanying drawing.
The current transformer installation carriage that the utility model provides, may be used for carrying and installs current transformer, thus meeting the assembled in situ needs of switch cubicle.
Current transformer is such as 40.5kV current transformer, also can be 12-40.5 kV current transformer, and volume is comparatively large, heavier-weight.
As shown in figures 2-6, the installation carriage that the utility model provides, mainly comprises vehicle frame 10, lifting platform 20, driving mechanism 30 and stopping means 40.
As shown in Figure 2, vehicle frame 10 is provided with wheel 15 to the stereochemical structure of installation carriage, and wheel 15 is moved horizontally to installation site for driving installation carriage from initial position, to carry current transformer.Lifting platform 20 according to actual needs, directly can place current transformer 1, or places the current transformer mounting panel 2 having pre-installed current transformer 1.Lifting platform 20 has two service positions in the vertical direction: current transformer pre-installed position summation current transformer service position.Driving mechanism 30 realizes rising and descending motion for driving lifting platform 20.Stopping means 40 comprises the first position-limit mechanism, and for realizing the spacing of lifting platform 20, when lifting platform 20 is positioned at operation of current transformers position, stopping means 40 moves downward due to Action of Gravity Field for avoiding current transformer 1.
As shown in Figure 3, vehicle frame 10 is provided with multiple guide post 14, and lifting platform 20 is provided with multiple fairlead 21, and guide post 14 coordinates to limit lifting platform 20 with fairlead 21 can only do vertical rising and descending motion.
Therefore, the utility model, by arranging wheel 15 on vehicle frame 10, can realize the carrying of current transformer easily; By arranging driving mechanism 20, the adjustment of current transformer upper-lower position can be realized when assembling; By arranging the first position-limit mechanism, after current transformer operation puts in place, current transformer can be avoided to move downward due to Action of Gravity Field; By arranging guide frame, lifting platform can only be moved in vertical direction relative to vehicle frame.
Preferably, stopping means 40 can also comprise the second position-limit mechanism and the 3rd position-limit mechanism, second position-limit mechanism comprises multiple spacer pin 43, spacer pin 43 lays respectively at the both sides of installation carriage, for coordinating with the hole of bottom plate of switch cabinet, installation carriage is enable to be fixed on initial position, can not slide anteroposterior.
Preferably, vehicle frame 10 can also arrange handle 46, convenient operation of transporting.
As shown in Figure 3, driving mechanism 30 comprises driving shaft 31, linkage 32, operating grip 33 and ring flange 34 to the internal drive feature of current transformer installation carriage of the present utility model.Ring flange 34 is fixedly connected with driving shaft 31.Driving shaft 31 is arranged on vehicle frame 10 by positioning shaft sleeve 47, is linked together by ring flange 34 and linkage 32.Operating grip 33 and driving shaft 31 link together.Linkage 32 one end is arranged on the subplate bearer 16 of frame panel 13, and the other end is arranged on the lifting platform bearing 22 of lifting platform 20, utilizes the rotation of driving shaft 31 to drive linkage 32 motion to realize rising and the descending motion of lifting platform 20.
Therefore, the utility model, by arranging linkage 32, achieves moving both vertically of lifting platform 20 easily.
Preferably, as shown in Figure 3, linkage 32 comprises the many connecting rods 36 and 2 back shafts 37 that 35, two groups, 2 pull bars are hexagonal arrangement.Pull bar 35 one end is arranged on ring flange 34, and the other end is arranged on the middle part of back shaft 37.One end of upper and lower two connecting rods 36 is hinged, and the other end is arranged on lifting platform bearing 22 and subplate bearer 16 respectively.Every one end of back shaft 37 all connects a connecting rod hinge point, and back shaft 37 is parallel with driving shaft 31.
Further, as shown in Figure 4, driving shaft 31 end has multiple fin 38, and the multiple grooves 39 in operating grip 33 end hole match, and realize synchronous axial system, thus can transmit the actuating force of operating grip.
Thus, driving shaft 31 transmits the actuating force from operating grip 33, gives two pull bars 35, pull back shaft 37 to move horizontally by the rotation of ring flange 34 by power transmission, change the angle between upper and lower two connecting rods 36, thus achieve moving both vertically of lifting platform 20.
Fig. 5 shows a specific embodiment of the first position-limit mechanism.First position-limit mechanism comprises the spacing mating surface 42 of guide vane end stop 41 and operating grip 33.Guide vane end stop 41 is fixed on vehicle frame front panel 11, has the hole of matching with spacing mating surface 42.
Further, spacing mating surface 42 is two planes that operating grip 33 cylinder-shaped end mills out, and the hole of guide vane end stop 41 also has two corresponding planes, can realize spacing by the cooperation between plane.
Thus, when lifting platform 20 is positioned at operation of current transformers position, by promoting operating grip 33, spacing mating surface 42 can snap in and realize spacing in guide vane end stop 41, thus avoids current transformer 1 to move downward due to Action of Gravity Field.
Fig. 6 shows a specific embodiment of the 3rd position-limit mechanism.Vehicle frame 10 can comprise vehicle frame front panel 11, vehicle frame side plate 12 and frame panel 13.3rd position-limit mechanism comprises the fore-and-aft direction confined planes 44 be positioned on vehicle frame front panel 11 and the left and right directions confined planes 45 be positioned on vehicle frame side plate 12, the reinforcement of fore-and-aft direction confined planes 44 and left and right directions confined planes 45 and current transformer mounting panel 2 or directly match with current transformer 1, realizes current transformer 1 all around direction spacing when pre-installed position.
With reference to following steps, the fitting operation of current transformer of the present utility model can be realized.
One, installation carriage is fixed on the operating process of initial position:
1, installation carriage is moved near rear door of switch cabinet;
2, utilize the second position-limit mechanism that installation carriage is fixed on initial position.
Two, current transformer 1 is arranged on the operating process on installation carriage:
1, current transformer mounting panel 2 is placed on the lifting platform 20 of installation carriage;
2, the 3rd position-limit mechanism is utilized to be fixed by current transformer mounting panel 2;
3, current transformer 1 is contained on current transformer mounting panel 2 in advance.
Three, by operating process that current transformer 1 is connected with copper bar 3:
1, installation carriage is shifted onto installation site;
2, utilize driving mechanism 30 that lifting platform 20 is risen to operation of current transformers position;
3, after rising puts in place, the first position-limit mechanism is utilized to be fixed by the height of lifting platform 20;
4, cushion block is put in the gap between current transformer mounting panel 2 and bottom plate of switch cabinet;
5, current transformer 1 and current transformer mounting panel 2 are connected and fixed with major loop copper bar 3 and switch cabinet.
Four, installation carriage is pulled out.
Those skilled in the art also can according to practical set needs, the installation steps of adjustment or additions and deletions current transformer.
As required, above-mentioned each technical scheme can be combined, to reach best-of-breed technology effect.
Above-described is only principle of the present utility model and preferred embodiment.Should be understood that, although for illustrating that the purpose of this utility model discloses preferred embodiment of the present utility model and accompanying drawing, but person skilled in the art, in the spirit and scope not departing from the utility model and appended claim, can do various replacement, change and retouching.Therefore, on the basis of the utility model principle, other modification some made, also should be considered as protection range of the present utility model.
Claims (11)
1. a current transformer installation carriage, for carrying and installation current transformer (1), it is characterized in that, described installation carriage comprises vehicle frame (10), lifting platform (20), driving mechanism (30) and stopping means (40), wherein
Described vehicle frame (10) is provided with wheel (15) and multiple guide post (14), described wheel (15) is moved horizontally to installation site for driving described installation carriage from initial position, to carry described current transformer (1);
Described lifting platform (20) has two service positions in the vertical direction: current transformer pre-installed position summation current transformer service position, described lifting platform (20) is provided with multiple fairlead (21), and described guide post (14) coordinates to limit described lifting platform (20) with described fairlead (21) can only do vertical rising and descending motion;
Described driving mechanism (30) realizes rising and descending motion for driving described lifting platform (20);
Described stopping means (40) comprises the first position-limit mechanism, for realizing the spacing of described lifting platform (20) vertical direction, when described lifting platform (20) is positioned at operation of current transformers position, described stopping means (40) moves downward due to Action of Gravity Field for avoiding described current transformer (1).
2. installation carriage according to claim 1, it is characterized in that, described driving mechanism (30) comprises driving shaft (31), linkage (32), operating grip (33) and ring flange (34), wherein
Described driving shaft (31) and described operating grip (33) link together, for by the actuating force transmission of described operating grip (33) being the rotation of described driving shaft (31);
Described driving shaft (31) is arranged on described vehicle frame (10) by positioning shaft sleeve (47), described ring flange (34) is fixedly connected with described driving shaft (31), and described driving shaft (31) is linked together by described ring flange (34) and described linkage (32);
Described linkage (32) one end is arranged on the subplate bearer (16) of described vehicle frame (10), the other end is arranged on the lifting platform bearing (22) of described lifting platform (20), drives described linkage (32) to move realize rising and the descending motion of described lifting platform (20) for utilizing the rotation of described driving shaft (31).
3. installation carriage according to claim 2, it is characterized in that, described driving shaft (31) end has multiple fin (38), for being engaged mutually with the multiple grooves (39) in described operating grip (33) end hole.
4. installation carriage according to claim 2, is characterized in that, described linkage (32) comprise pull bar (35), two groups in the many connecting rods (36) of hexagonal arrangement with back shaft (37), wherein
Described pull bar (35) one end is arranged on described ring flange (34), and the other end is arranged on the middle part of described back shaft (37);
One end of upper and lower two connecting rods (36) is hinged, and the other end is arranged on described lifting platform bearing (22) and described subplate bearer (16) respectively;
Every one end of described back shaft (37) all connects a connecting rod hinge point, and described back shaft (37) is parallel with described driving shaft (31).
5. installation carriage according to claim 1, it is characterized in that, described lifting platform (20) is for placing described current transformer (1) or having pre-installed the current transformer mounting panel (2) of current transformer (1).
6. installation carriage according to claim 1, is characterized in that, described vehicle frame (10) also comprises vehicle frame front panel (11), vehicle frame side plate (12) and frame panel (13).
7. installation carriage according to claim 1, is characterized in that, described first position-limit mechanism comprises the spacing mating surface (42) of guide vane end stop (41) and operating grip (33), wherein
Described guide vane end stop (41) is fixed on described vehicle frame (10), and it has the hole of matching with described spacing mating surface (42);
When described lifting platform (20) is positioned at operation of current transformers position, by promoting described operating grip (33), spacing mating surface (42) can snap in realize in described guide vane end stop (41) spacing.
8. installation carriage according to claim 7, it is characterized in that, two planes that described spacing mating surface (42) mills out for described operating grip (33) cylinder-shaped end, the hole of described guide vane end stop (41) also has two corresponding planes, for realizing spacing by the cooperation between plane.
9. installation carriage according to claim 1, is characterized in that, described stopping means (40) also comprises the second position-limit mechanism, wherein
Described second position-limit mechanism comprises multiple spacer pin (43), described spacer pin (43) lays respectively at the both sides of described installation carriage, for coordinating with the hole of bottom plate of switch cabinet, installation carriage is enable to be fixed on described initial position, can not slide anteroposterior.
10. installation carriage according to claim 6, is characterized in that, described stopping means (40) also comprises the 3rd position-limit mechanism, wherein
Described 3rd position-limit mechanism comprises the fore-and-aft direction confined planes (44) be positioned on described vehicle frame front panel (11) and the left and right directions confined planes (45) be positioned on described vehicle frame side plate (12), described fore-and-aft direction confined planes (44) and described left and right directions confined planes (45) for the reinforcement of current transformer mounting panel (2) or directly match with described current transformer (1), realize described current transformer (1) all around direction spacing when pre-installed position.
11. installation carriages according to any one of claim 1-10, it is characterized in that, described current transformer (1) is 12-40.5kV current transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420552040.2U CN204144746U (en) | 2014-09-24 | 2014-09-24 | Current transformer installation carriage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420552040.2U CN204144746U (en) | 2014-09-24 | 2014-09-24 | Current transformer installation carriage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204144746U true CN204144746U (en) | 2015-02-04 |
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ID=52421411
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420552040.2U Active CN204144746U (en) | 2014-09-24 | 2014-09-24 | Current transformer installation carriage |
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| Country | Link |
|---|---|
| CN (1) | CN204144746U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117080910A (en) * | 2023-09-01 | 2023-11-17 | 常熟市亚邦船舶电气有限公司 | Electric control cabinet with dampproof structure and dampproof method for boat bridge control cabinet |
-
2014
- 2014-09-24 CN CN201420552040.2U patent/CN204144746U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117080910A (en) * | 2023-09-01 | 2023-11-17 | 常熟市亚邦船舶电气有限公司 | Electric control cabinet with dampproof structure and dampproof method for boat bridge control cabinet |
| CN117080910B (en) * | 2023-09-01 | 2024-02-02 | 常熟市亚邦船舶电气有限公司 | Electric control cabinet with dampproof structure and dampproof method for boat bridge control cabinet |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180604 Address after: Baden, Switzerland Patentee after: ABB TECHNOLOGY LTD. Address before: Zurich Patentee before: ABB T & D Technology Ltd. |