CN202159914U - Limiting structure for switch cabinet circuit breaker handcart - Google Patents
Limiting structure for switch cabinet circuit breaker handcart Download PDFInfo
- Publication number
- CN202159914U CN202159914U CN2011202763377U CN201120276337U CN202159914U CN 202159914 U CN202159914 U CN 202159914U CN 2011202763377 U CN2011202763377 U CN 2011202763377U CN 201120276337 U CN201120276337 U CN 201120276337U CN 202159914 U CN202159914 U CN 202159914U
- Authority
- CN
- China
- Prior art keywords
- circuit breaker
- side plate
- switch cubicle
- breaker cart
- limiting structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Trip Switchboards (AREA)
Abstract
The utility model relates to a limiting structure for a switch cabinet circuit breaker handcart, which belongs to the technical field of power supply and distribution equipment. The switch cabinet comprises a switch cabinet body and a circuit breaker handcart, the circuit breaker handcart comprises a left side plate, a right side plate and a movable contact, and the switch cabinet body comprises a bottom plate and a static contact matched with the movable contact. The limiting structure is characterized in that a guiding device is respectively mounted on the left side plate and the right side plate of the circuit breaker handcart, and guide rails corresponding to the positions of the guiding devices on the left side plate and the right side plate and mutually matched with the guiding devices are respectively arranged on the bottom plate of the switch cabinet body. The limiting structure has the advantages that lateral deviation of the circuit breaker handcart can be corrected, so that the switch cabinet circuit breaker handcart can smoothly reach the working position, so as to ensure the accuracy of meshing between the movable contact and the static contact; and the circuit breaker handcart can be effectively prevented from being inclined forward or backward, so that the wheels of the switch cabinet circuit breaker handcart always keep contact with the guide rails, so as to further ensure accuracy of meshing between the movable contact and the static contact.
Description
Technical field
The utility model belongs to the power supplying and distributing equipment technical field, is specifically related to a kind of position limiting structure of switch cubicle circuit breaker cart
Background technology
are in the high voltage switchgear of 40.5KV; The propelling of switch cubicle circuit breaker cart from the test position to the service position generally is by after shaking the circuit breaker propulsive mechanism, and the wheel of switch cubicle circuit breaker bottom just moves on the guide rail of switch cubicle bottom and realizes.Switch cubicle circuit breaker cart spacing in moving be lean on two flangings of guide rail limit wheel about skew, promptly wheel moves in guide rail.But the problem that exists in actual use is: at first, because the volume of switch cubicle circuit breaker cart is big, quality heavy, the distance of the guide rail of the position of the moving contact on it and switch cubicle bottom is far away again; And the screw mandrel of propulsive mechanism generally all is located at the position of the center-left side of circuit breaker, and the switch cubicle circuit breaker cart receives the traction of screw mandrel again and moves, simultaneously; In order to guarantee the mobile smooth and easy of wheel; Have certain clearance between guide rail and the wheel, so in the moving process of switch cubicle circuit breaker cart, the spacing deficiency of depending merely on guide rail is so that the switch cubicle circuit breaker cart arrives the service position smoothly; Be easy to take place skew to the right; Though the amount of skew is little, just become very big to its side-play amount of position of moving contact, dynamic and static contact can't be meshed; Secondly; When the moving contact on the switch cubicle circuit breaker cart touches the fixed contact on the switch cubicle body; Owing to have foozle, when moving contact and fixed contact decentraction, be easy to make the trailing wheel of switch cubicle circuit breaker cart to lift and getaway; Cause dynamic and static contact to mesh, perhaps damage the Mume flower contact on the moving contact arm.
In view of above-mentioned prior art, be necessary to improve, for this reason, the applicant has carried out good try, has found the way that solves the problems of the technologies described above, and the technical scheme that will introduce below produces under this background
Summary of the invention
The top priority of
the utility model will provide a kind of skew of correcting about the switch cubicle circuit breaker cart, makes the switch cubicle circuit breaker cart arrive the service position smoothly and then satisfies the accurately position limiting structure of the switch cubicle circuit breaker cart of engagement of dynamic and static contact.
Another task of
the utility model is to provide a kind of switch cubicle circuit breaker cart that can prevent to tilt forward or backward; The wheel of switch cubicle circuit breaker cart is kept in touch with guide rail all the time, further guarantee the position limiting structure of the switch cubicle circuit breaker cart that dynamic and static contact engagement is firm.
are for accomplishing top priority; The technical scheme that the utility model provided is: a kind of position limiting structure of switch cubicle circuit breaker cart; Described switch cubicle comprises switch cubicle body, circuit breaker cart; Described circuit breaker cart comprises left side plate and moving contact, and described switch cubicle body comprises base plate and the fixed contact that is used for matching with moving contact, is characterized in: on the left side plate of said circuit breaker cart, be separately installed with a guider; Corresponding ground, be respectively equipped with on the base plate of said switch cubicle body be used for left side plate on the corresponding and guide rail that cooperatively interacts in guider position.
are in a specific embodiment of the utility model; Described guider comprises crosswise fixed support, vertical fixed cylinder and roller; One end of said crosswise fixed support is fixed on the left side plate; The other end of crosswise fixed support extends to the outside of left side plate; And crosswise fixed support and left side plate are vertical setting, and described vertical fixed cylinder is positioned at the outside of left side plate and is vertically fixed on the top of crosswise fixed support height direction, and the hub setting rotationally of described roller is on vertical fixed cylinder; Described guide rail comprise guide rail body and be located on the guide rail body be used for guider on the roller interior plate that rolls and to cooperate.
in another specific embodiment of the utility model, the axial centre of described roller offers one and is used to supply the cylindrical cavity of vertical fixed cylinder inserting, expands in an end end of cylindrical cavity to be provided with circular disk cavity; Corresponding ground expands in an end end of said vertical fixed cylinder short transverse to be provided with and is used for the shirt rim that cooperates with said circular disk cavity.
in another specific embodiment of the utility model, described interior plate is the C font, and described interior plate is located at a side of guide rail body and is set in parallel with the left side plate of described circuit breaker cart.
for accomplishing another task, the technical scheme that the utility model provided is: offer open slot at the middle part of described interior plate short transverse, the profile place of described open slot is formed with trough rim; Corresponding ground is equipped with one and is used for realizing the roll sleeve that rolls and cooperate with the trough rim of said open slot in the other end end of the crosswise fixed support of said guider.
the utility model is owing to be separately installed with guider on the left side plate of said circuit breaker cart; Corresponding ground; Be respectively equipped with on the base plate of said switch cubicle body be used for left side plate on the corresponding and guide rail that cooperatively interacts in guider position; Through can correct guider and cooperating of guide rail circuit breaker cart about the skew, make the switch cubicle circuit breaker cart can arrive the service position smoothly; In addition, cooperate, can prevent effectively that circuit breaker cart from tilting forward or backward, the wheel of switch cubicle circuit breaker cart is kept in touch with guide rail all the time, further guarantee the accuracy of dynamic and static contact engagement through the rolling of roll sleeve with the open slot trough rim.
Description of drawings
Fig. 1 is the stereochemical structure sketch of the utility model one embodiment.
Fig. 2 is the planar structure sketch map of the utility model one embodiment.
Fig. 3 is the planar structure signal that the guider of the utility model cooperates with guide rail.
Fig. 4 is the end view that the guider of the utility model cooperates with guide rail.
Fig. 5 is the front view of the utility model crosswise fixed support.
Fig. 6 is the vertical view of Fig. 5.
Among
figure: 1. circuit breaker cart, 11. left side plates, 12. moving contacts; 2. guider, 21. crosswise fixed supports, 211. installing holes, 212. extensions, 2121. jump ring grooves, 213. steps, 214. fixed parts, 22. vertical fixed cylinder, 221. shirt rims, 23. rollers, 231. cylindrical cavities, 2311. circular disk cavity, 24. roll sleeves, 25. jump rings, 26. first securing members, 27. second securing members; 3. switch cubicle body, 31. fixed contacts, 32. base plates; 4. guide rail, 41. guide rail body, 42. interior plates, 421. open slots, 4211. trough rims.
Embodiment
can be expressly understood technical spirit of the present invention and beneficial effect more for the auditor that the makes Patent Office especially public; The applicant general elaborates with the mode of embodiment below; But the description to embodiment all is not the restriction to technical scheme of the present invention, any according to the present invention design done only for pro forma but not substantial equivalent transformation all should be regarded as technical scheme category of the present invention.
see also Fig. 1, Fig. 2 and combine Fig. 3, Fig. 4; A kind of position limiting structure of switch cubicle circuit breaker cart; Described switch cubicle comprises switch cubicle body 3, circuit breaker cart l; Described circuit breaker cart l comprises left side plate 11 and moving contact 12, and described switch cubicle body 3 comprises base plate 32 and the fixed contact 31 that is used for matching with moving contact 11, when circuit breaker cart 1 is in link position; After fixed contact 31 engagements on moving contact 12 and the switch cubicle body 3, major loop is able to conducting.Described left side plate 11 is positioned at the and arranged on left and right sides of circuit breaker cart 1.On the described base plate 32 guide rail 4 is installed; Guide rail 4 has a pair of; Pair of guide rails 4 is in opposite directions and is provided with, and lay respectively at circuit breaker cart 1 left side plate 11 the outside and through screw on base plate 32, simultaneously; The guide rail 4 that will be positioned at the left plate outside is called left rail, and the guide rail 4 that is positioned at the right plate outside is called right rail.Each guide rail 4 comprises guide rail body 41 and interior plate 42; Described interior plate 42 is the C font; Described interior plate 42 is located at a side of guide rail body 41 and is set in parallel with the left side plate 11 of described circuit breaker cart 1; Middle part in interior plate 42 short transverses offers open slot 421, and the opening direction of said open slot 421 is formed with trough rim 4211 towards the direction of said circuit breaker cart 1 at the profile place of said open slot 421.
please continue to consult Fig. 1, Fig. 3, Fig. 4 and combine Fig. 5, Fig. 6; The below of the left side plate 11 of said circuit breaker cart l is separately installed with a guider 2, guider 2 be used for be fixed on base plate 32 on corresponding left side or right rail 4 cooperate.Each guider 2 comprises crosswise fixed support 21, vertical fixed cylinder 22 and roller 23.Said crosswise fixed support 21 cylindrical strips; It is fixed part 214 that one end of crosswise fixed support 21 length directions has thread segment; The other end of crosswise fixed support 21 length directions is an extension 212; The medium position place of crosswise fixed support 21 length directions expands respectively and is provided with step 213 and offers installing hole 211; Described installing hole 211 is a through hole; One end of said crosswise fixed support 21 is that fixed part 214 is locked by first securing member 26 after passing through hole corresponding on the left side plate 11, thereby crosswise fixed support 21 is vertically set on the left side plate 11, and the other end of said crosswise fixed support 21 is the outside that extension 212 extends to left side plate 11; On the excircle of said extension 212, offer the jump ring groove 2121 that is used to install jump ring 25, described first securing member 26 can be screw, rivet etc.Described vertical fixed cylinder 22 is cylindric; The nested roller 23 of ability; And expand in an end end of vertical fixed cylinder 22 short transverses to be provided with and be used to the shirt rim 221 that prevents that roller 23 from coming off; When mounted; Vertical fixed cylinder 22 is positioned at the outside of left side plate 11 and is vertically fixed on the top of crosswise fixed support 21 short transverses, and specifically: the lower end of said vertical fixed cylinder 22 is inserted through installing hole 211 backs on the crosswise fixed support 21 downwards by 27 lockings of second securing member from the top of crosswise fixed support 21 short transverses, described second securing member 27 can be screw, rivet etc.Described roller 23 is a hollow cylinder; Offer one in the axial centre of roller 23 and be used to supply the cylindrical cavity 231 of vertical fixed cylinder 22 insertings; Expand in an end end of cylindrical cavity 231 and to be provided with one and to be used to hold the circular disk cavity 2311 of said shirt rim 221, roller 23 hub setting rotationally and guarantees that vertical fixed cylinder 22 is after penetrating roller 23 on vertical fixed cylinder 22; Roller 23 is positioned at the top of said crosswise fixed support 21, thereby roller 23 can be matched with the interior plate 42 of guide rail 4.
Fig. 1, Fig. 2, Fig. 3 and Fig. 4 please be continued to consult in
; The operation principle of narration the utility model: when circuit breaker cart 1 during near switch cubicle body 3; Be guider 2 with after guide rail 4 contacts, if this moment, circuit breaker cart about 1 is to there being deviation; Then can correct this kind deviation through guider 2 and closely cooperating of guide rail 4, thus the motion track of standard circuit breaker cart 1.For example; When circuit breaker cart 1 squints to the right; Then contact with the interior plate 42 of right rail 4 and produce the magnitude of interference by the right side roller 23 of the guider on the right plate of left side plate 11 2; The existence of this kind magnitude of interference causes 4 pairs of right side rollers 23 of right rail to apply power left, thereby corrects circuit breaker cart 1 skew to the right.When if circuit breaker cart squints left; Then contact with the interior plate 42 of left rail 4 and produce the magnitude of interference by the left side roller 23 of the guider on the left plate of left side plate 11 2; The existence of this kind magnitude of interference; Cause 4 pairs of left sides of left rail roller 23 to apply power to the right, thereby correct circuit breaker cart 1 skew left, make circuit breaker cart 1 can arrive the service position smoothly.
simultaneously; In order to accomplish another task of the utility model; Promptly prevent the phenomenon that circuit breaker cart 1 takes place to tilt forward or backward because of the front and back moment of torsion in motion process; For improvement of the present invention, be to add roll sleeve 24 on the extension 212 in the other end end of crosswise fixed support 21, roll sleeve 24 should be able to be restricted to trough rim 4211 position contacting with open slot 421.In order to guarantee roll sleeve 24 position stabilities, in the jump ring groove 2121 of the extension 212 of crosswise fixed support 21, add jump ring 25, be used to prevent that roll sleeve 24 from outwards moving, the inboard of roll sleeve 24 is then spacing by the step 213 that is located on the crosswise fixed support 21.After having adopted above-mentioned roll sleeve 24, cooperate, can prevent effectively that circuit breaker cart 1 from tilting forward or backward, the wheel of circuit breaker cart 1 is kept in touch with guide rail all the time, to guarantee the accuracy of dynamic and static contact engagement through the rolling of roll sleeve 24 with trough rim 4211.
In sum, the technical scheme that the utility model provides has overcome the shortcoming in the prior art, has reached the utility model purpose, has embodied the described technique effect of applicant
Claims (5)
1. the position limiting structure of a switch cubicle circuit breaker cart; Described switch cubicle comprises switch cubicle body (3), circuit breaker cart (l); Described circuit breaker cart (l) comprises left side plate (11) and moving contact (12); The fixed contact (31) that described switch cubicle body (3) comprises base plate (32) and is used for matching with moving contact (12); It is characterized in that: on the left side plate (11) of said circuit breaker cart (1), be separately installed with a guider (2), corresponding ground, be respectively equipped with on the base plate (32) of said switch cubicle body (3) be used for left side plate (11) on the corresponding and guide rail (4) that cooperatively interacts in guider (2) position.
2. the position limiting structure of switch cubicle circuit breaker cart according to claim 1; It is characterized in that described guider (2) comprises crosswise fixed support (21), vertical fixed cylinder (22) and roller (23); One end of said crosswise fixed support (21) is fixed on the left side plate (11); The other end of crosswise fixed support (21) extends to the outside of left side plate (11); And crosswise fixed support (21) is vertical setting with left side plate (11), and described vertical fixed cylinder (22) is positioned at the outside of left side plate (11) and is vertically fixed on the top of crosswise fixed support (21) short transverse, and described roller (23) hub setting rotationally is on vertical fixed cylinder (22); Described guide rail (4) comprise guide rail body (41) and be located on the guide rail body (41) be used for guider (2) on roller (23) interior plate (42) that rolls and to cooperate.
3. the position limiting structure of switch cubicle circuit breaker cart according to claim 2; The axial centre that it is characterized in that described roller (23) offers one and is used to supply the cylindrical cavity (231) of vertical fixed cylinder (22) inserting, expands in an end end of cylindrical cavity (231) to be provided with circular disk cavity (2311); Corresponding ground expands in an end end of said vertical fixed cylinder (22) short transverse to be provided with and is used for the shirt rim (221) that cooperates with said circular disk cavity (2311).
4. the position limiting structure of switch cubicle circuit breaker cart according to claim 2; It is characterized in that described interior plate (42) is the C font, described interior plate (42) is located at a side of guide rail body (41) and is set in parallel with the left side plate (11) of described circuit breaker cart (1).
5. according to the position limiting structure of claim 2 or 4 described switch cubicle circuit breaker carts, it is characterized in that offering open slot (421) at the middle part of described interior plate (42) short transverse, the profile place of described open slot (421) is formed with trough rim (4211); Corresponding ground is equipped with one and is used for realizing the roll sleeve (24) that rolls and cooperate with the trough rim (4211) of said open slot (421) in the other end end of the crosswise fixed support (21) of said guider (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763377U CN202159914U (en) | 2011-08-01 | 2011-08-01 | Limiting structure for switch cabinet circuit breaker handcart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202763377U CN202159914U (en) | 2011-08-01 | 2011-08-01 | Limiting structure for switch cabinet circuit breaker handcart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202159914U true CN202159914U (en) | 2012-03-07 |
Family
ID=45767537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202763377U Expired - Lifetime CN202159914U (en) | 2011-08-01 | 2011-08-01 | Limiting structure for switch cabinet circuit breaker handcart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202159914U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969666A (en) * | 2012-11-22 | 2013-03-13 | 安徽鑫龙电器股份有限公司 | Armored moveable high voltage switch device |
| CN106152796A (en) * | 2015-04-05 | 2016-11-23 | 南京凯盛国际工程有限公司 | The riding wheel apparatus of anti-lateral deviation |
| CN106159697A (en) * | 2016-07-28 | 2016-11-23 | 新疆特变电工自控设备有限公司 | A kind of switch cabinet chamber inner position installing mechanism |
| CN112653002A (en) * | 2020-11-25 | 2021-04-13 | 河南平高通用电气有限公司 | Switch cabinet |
| CN115140508A (en) * | 2022-05-20 | 2022-10-04 | 华能新华发电有限责任公司 | 6kV switch transfer car (buggy) convenient to counterpoint |
-
2011
- 2011-08-01 CN CN2011202763377U patent/CN202159914U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102969666A (en) * | 2012-11-22 | 2013-03-13 | 安徽鑫龙电器股份有限公司 | Armored moveable high voltage switch device |
| CN102969666B (en) * | 2012-11-22 | 2015-09-16 | 安徽鑫龙电器股份有限公司 | Armored moving-off type high-voltage switch equipment |
| CN106152796A (en) * | 2015-04-05 | 2016-11-23 | 南京凯盛国际工程有限公司 | The riding wheel apparatus of anti-lateral deviation |
| CN106152796B (en) * | 2015-04-05 | 2018-08-07 | 南京凯盛国际工程有限公司 | The riding wheel apparatus of anti-lateral deviation |
| CN106159697A (en) * | 2016-07-28 | 2016-11-23 | 新疆特变电工自控设备有限公司 | A kind of switch cabinet chamber inner position installing mechanism |
| CN106159697B (en) * | 2016-07-28 | 2018-07-13 | 新疆特变电工自控设备有限公司 | A kind of switchgear indoor positioning installing mechanism |
| CN112653002A (en) * | 2020-11-25 | 2021-04-13 | 河南平高通用电气有限公司 | Switch cabinet |
| CN112653002B (en) * | 2020-11-25 | 2023-08-18 | 河南平高通用电气有限公司 | Switch cabinet |
| CN115140508A (en) * | 2022-05-20 | 2022-10-04 | 华能新华发电有限责任公司 | 6kV switch transfer car (buggy) convenient to counterpoint |
| CN115140508B (en) * | 2022-05-20 | 2023-11-03 | 华能新华发电有限责任公司 | 6kV switch transfer car (buggy) convenient to counterpoint |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202159914U (en) | Limiting structure for switch cabinet circuit breaker handcart | |
| CN102922207B (en) | Device used for lengthening and welding barrel | |
| CN215244982U (en) | Width adjustable commodity circulation shallow | |
| CN102717868A (en) | Tail shaft assembling device for large ship | |
| CN206243227U (en) | A kind of transporter | |
| CN202111396U (en) | Limiting device for breaker handcart of switch cabinet | |
| CN205060740U (en) | General skid | |
| CN202754105U (en) | Large ship stern shaft assembling device | |
| CN204660595U (en) | With the tote cart of roller-way | |
| CN204965994U (en) | Can adjust panel of stent width wantonly | |
| CN203690772U (en) | Circuit breaker handcart propulsion guiding mechanism | |
| CN204772442U (en) | Adjustable maintenance support | |
| CN205056658U (en) | Grip -pad entry guide fittings | |
| CN103552824B (en) | A kind of extendable platform for transmitting tabular component | |
| KR101443225B1 (en) | A meat transport carrier | |
| CN202343287U (en) | Movable base for crushing device | |
| CN203150975U (en) | Floor type large handcart switch cabinet inner positioning guide device | |
| CN206278112U (en) | A kind of spacewalk four-wheel landing device | |
| CN205704114U (en) | Combination type light bracing strut | |
| CN205724578U (en) | The universal travelling bogie of circuit breaker cart | |
| CN206766995U (en) | Gathering chain rail set | |
| CN205221880U (en) | A dolly for transporting and installation coiled hair | |
| CN204216156U (en) | Cell winding device | |
| CN202817582U (en) | Guiding device for drawer seat of air breaker | |
| CN103008822A (en) | Walking guide device for furnace shell of magnetic flame cutting machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120307 |
|
| CX01 | Expiry of patent term |