CN206060011U - Switch-cabinet grounding dolly - Google Patents
Switch-cabinet grounding dolly Download PDFInfo
- Publication number
- CN206060011U CN206060011U CN201621081598.2U CN201621081598U CN206060011U CN 206060011 U CN206060011 U CN 206060011U CN 201621081598 U CN201621081598 U CN 201621081598U CN 206060011 U CN206060011 U CN 206060011U
- Authority
- CN
- China
- Prior art keywords
- trolley
- contact
- insulating base
- inverted
- conducting rod
- 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 - Fee Related
Links
Landscapes
- Handcart (AREA)
Abstract
The utility model discloses a kind of switch-cabinet drawer-type grounding trolley, including the upper insulating base combination side by side of trolley and three-phase, lower insulating base combination, conducting rod and swing arm, the upper insulating base combined horizontal of each phase is supported in the side of trolley upper end, it is each to be mutually separately fixed in the side in the middle part of trolley in inverted U-shaped lower insulating base combination, the conducting rod vertical support of each phase is in the combination of lower insulating base, the swing arm of each phase is located in the combination of lower insulating base, swing arm one end is hinged with trolley, the other end is hinged with the lateral pin outer end being vertically fixed on conducting rod lower end, support shaft one end is passed trolley and is fixedly connected with fanning strip one end of operating mechanism.This utility model is simple and compact for structure, easily manufactured, small volume, Operation and maintenance are convenient, improves the maintenance of small size box type transformer substation, maintenances, the efficiency rushed to repair.
Description
Technical field
This utility model is related to a kind of high-tension switch cabinet, more particularly to a kind of grounding trolley of high-tension switch cabinet bottom, category
In high voltage electrical apparatus technical field.
Background technology
With the growth requirement of power transmission, high, the easy to maintenance small size box type transformer substation of small volume, safety coefficient should
Transport and give birth to.But small size box type transformer substation is have certain restriction requirement to supporting high-tension switch cabinet profile, and at present, height is pressed off
Close cabinet and generally adopt SF6（Sulfur hexafluoride）Gas is preferably miniaturization case as dielectric to reach diminution product design
Formula transformer station supports the use, but SF6（Sulfur hexafluoride）Gas can be polluted to environment once leaking, it is therefore desirable to develop one
Money is entirely capable of the high-tension switch cabinet for meeting small size box type transformer substation equipment requirements.
Switch in existing high-tension switch cabinet is rotary, as shown in figure 1, switch pedestal 100 is for sheet metal bending
Into, two switch pedestal diagonal settings about 100, the side of the switch pedestal 100 on top is equipped with upper with upper static contact 10
Insulation column 101, the side of the switch pedestal 100 of bottom are equipped with the lower insulation column 201 with lower static contact 20, and upper insulation
Pillar 101 and lower insulation column 201 are towards contrary.It is supported on underframe 200 by jointed shaft 40 in the middle part of conductive casings 30.It is conductive
30 axial centre of sleeve pipe is contact rod 301, and outer peripheral face coated insulating sleeve 302 in the middle part of which, the conductive casings 30 shown in Fig. 1 are in and close
The horizontality of gate position, now, it is quiet with that the 301 two ends termination of contact rod in conductive casings 30 is respectively clamped into upper static contact 10
In contact 20, electric current is flowed into from the inlet wire copper bar being fixedly connected with 10 connecting plate of upper static contact, in 30 axial direction of conductive casings
The contact rod 301 of the heart flows to lower static contact 20, then the outlet copper bar through being fixedly connected with the connecting plate of lower static contact 20 is flowed out,
So as to realize the conducting of electric current.The axial centre of conductive casings 30 is made around supporting transverse axis center to rotate counterclockwise to heeling condition
Obtain 301 two ends of contact rod and depart from corresponding upper static contact 10 and lower static contact 20 respectively, so as to realize the cut-out of electric current.It is this to open
Close volume big, complex structure, manufacturing cost are high, the contact rod 301 in conductive casings 30 is swung up and down when switching on or off circuit,
301 two ends of contact rod are difficult with upper and lower static contact centering.
Utility model content
The purpose of this utility model is to provide a kind of simple, the easy to use switch-cabinet drawer-type grounding trolley of installation
This utility model is achieved by the following technical programs：
A kind of switch-cabinet grounding dolly, including the upper insulating base combination side by side of the trolley and three-phase of cuboid,
Lower insulating base combination, conducting rod and swing arm, the upper insulating base combined horizontal of each phase are supported in the side of trolley upper end,
The lower insulating base combination of each phase is in inverted U-shaped, and the inverted U-shaped two ends are separately fixed in the side in the middle part of trolley, each
In the upper horizontal sides that lower insulating base is combined, the swing arm of each phase is located at the combination of lower insulating base to the conducting rod vertical support of phase
Between upper horizontal sides and lower horizontal sides, swing arm one end is hinged with trolley by the support shaft for traversing trolley, is swung
The bar other end is hinged with lateral pin outer end, and the lateral pin is vertically fixed on conducting rod lower end, and described support shaft one end passes dolly
The front side board of car body, is fixedly connected with fanning strip one end of operating mechanism.
The purpose of this utility model can also be further realized by following technical measures.
Further, the upper insulating base combination includes upper insulator and upper static contact, and the upper static contact level is fixed
In upper insulator, the upper insulator rear end is fixed on the upper end of trolley side plate.
Further, the lower insulating base combination includes that inverted U-shaped lower insulator, inverted L-shaped gripper shoe, lower contact and ground connection are touched
Head, the inverted L-shaped gripper shoe are fixed in the upper horizontal sides and vertical edges of inverted U-shaped lower insulator, and described lower contact level is solid
It is scheduled in the lower horizontal sides of inverted U-shaped lower insulator, in lower contact of the conducting rod vertical support in upper horizontal sides, grounding contact water
It is flat to be fixed in the lower horizontal sides of inverted U-shaped lower insulator.
Further, the upper static contact of metal material, lower contact are identical with grounding contact structure in annular, including circle
The many elastic fingertips that annular bottom plate and being vertically distributed on form a circle in annular base plate circumference, it is described form a circle it is many
The top and the bottom of root elasticity fingertip outer circumferential are bound by annular bundle spring respectively, and upper static contact, lower contact and grounding contact are coaxial
Install；In lower contact, many fingertip upper ends are resisted against in conducting rod circumference conducting rod vertical support.
Further, coated insulating sleeve in the middle part of the swing arm, the swing arm other end is provided with portait slot bore, under conducting rod
In the embedded portait slot bore in the lateral pin outer end at end.
This utility model is by electric to realize power supply with the structures and methods that moving conductive rod is moved up and down by operating mechanism
The ground connection on road, the switching of three positions of isolation and combined floodgate.Upper static contact, lower contact and grounding contact are using many elastic fingertip shapes
Circularize one week and be resisted against on the outer peripheral face of conducting rod so that each contact can keep the good contact with conducting rod, this reality
It is convenient with simple compact, the easily manufactured, small volume of new structure, dependable performance, Operation and maintenance, solve miniaturization switch cubicle because
Small volume is to maintenance or safeguards the inconvenience that brings, improves the maintenance of small size box type transformer substation, maintenances, the efficiency rushed to repair.
Advantage of the present utility model and feature, will carry out diagram reconciliation by the non-limitative illustration of preferred embodiment below
Release, these embodiments, be only given as an example referring to the drawings.
Description of the drawings
Fig. 1 is the structure chart of existing rotary switch；
Fig. 2 is the structural representation of this utility model ground connection, isolation and three kinds of states of closing a floodgate；
Fig. 3 is Fig. 2 top views；
Fig. 4 is the left view of Fig. 3；
Fig. 5 is the mplifying structure schematic diagram of this utility model static contact；
Fig. 6 is the top view of Fig. 5.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawings and examples.
As shown in Fig. 2～Fig. 6, the present embodiment includes the trolley 1 and three-phase of cuboid upper insulating base side by side
Combination 2, lower insulating base combination 3, conducting rod 4 and swing arm 5,1 downside corner of trolley are respectively equipped with wheel 11, are easy to pull out
Or propelling trolley car body 1.The upper insulating base combination 2 of each phase is horizontally supported in 1 upper end side of trolley, upper insulating base group
Closing 2 includes upper insulator 21 and upper static contact 22, and upper static contact 22 is horizontally fixed in upper insulator 2, and 2 rear end of upper insulator is solid
It is scheduled on the upper end of trolley side plate 12.
The lower insulating base combination 3 of each phase in inverted U-shaped, in inverted U-shaped two ends are separately fixed in the middle part of trolley side plate 12,
4 vertical support of conducting rod of each phase is in the upper horizontal sides 311 of lower insulating base combination 3.Lower insulating base combination 3 includes inverted U-shaped
Lower insulator 31, inverted L-shaped gripper shoe 32, lower contact 33 and grounding contact 34, inverted L-shaped gripper shoe 32 are fixed on inverted U-shaped lower insulation
In the upper horizontal sides 311 and vertical edges 312 of body 31, the intensity of inverted U-shaped lower insulator 31 is improve.Lower contact 33 is horizontally fixed on
In the upper horizontal sides 311 of inverted U-shaped lower insulator 31, in lower contact 33 of 4 vertical support of conducting rod in upper horizontal sides 311, connect
Ground contact 34 is horizontally fixed in the lower horizontal sides 313 of inverted U-shaped lower insulator 31.
The swing arm 5 of each phase is located between the upper horizontal sides 31 and lower horizontal sides 32 of lower insulating base combination 3, swing arm 5
Right-hand member is hinged with trolley 1 by the support shaft 6 for traversing trolley 1, and left end is hinged with 41 outer end of lateral pin, and lateral pin 41 runs through
On 4 lower end of conducting rod.Insulation sleeve 51 is coated in the middle part of swing arm 5,5 left end of swing arm is provided with portait slot bore 52, conducting rod 4
In the embedded portait slot bore 51 in 41 outer end of lateral pin of lower end.Support shaft 6 passes the front side board 13 of trolley 1, with operating mechanism
7 one end of fanning strip be fixedly connected.
Lower insulating base combination 3 includes inverted U-shaped lower insulator 31, inverted L-shaped gripper shoe 32, lower contact 33 and grounding contact 34,
Inverted L-shaped gripper shoe 32 is fixed in the upper horizontal sides 311 and vertical edges 312 of inverted U-shaped lower insulator 31, is improve inverted U-shaped lower exhausted
The intensity of edge body 31.Lower contact 33 is horizontally fixed in the lower horizontal sides 313 of inverted U-shaped lower insulator 31,4 vertical support of conducting rod
In lower contact 33 in upper horizontal sides 311, grounding contact 34 is horizontally fixed on the lower horizontal sides 313 of inverted U-shaped lower insulator 31
In.
As shown in Figure 5 and Figure 6, it is in annulus that copper upper static contact 22, lower contact 33 are identical with 34 structure of grounding contact
Shape, including many elastic fingertips that annular base plate 221 and being vertically distributed on form a circle in 221 circumference of annular base plate
222, the top and the bottom of many 222 outer circumferentials of elasticity fingertip for forming a circle are bound by the bundle spring 223 of annular respectively, on
Static contact 22, lower contact 33 and grounding contact 34 are co-axially mounted, and are easy to 4 top and bottom of conducting rod to be separately inserted corresponding quiet
Contact 22 and grounding contact 34.In lower contact 33, many elastic 222 upper ends of fingertip are resisted against conduction to 4 vertical support of conducting rod
In 4 circumference of bar, improve conducting rod 4 and effect is electrically connected with upper static contact 22, lower contact 33 and grounding contact 34.
Switch ground connection of the present utility model, isolation and the process difference closed a floodgate are as follows：
A, earthing position
As shown in the A of Fig. 2, manually or the connecting rod 8 of electronic operating mechanism pulls fanning strip 7 to rotate, so as to drive
Swing arm 5 is rotated down around the axle center of support shaft 6, and the portait slot bore 51 of 5 left end of swing arm passes through lateral pin 41 with moving conductive rod 4
Move down, until 4 upper support of conducting rod is in lower contact 33,4 lower end of conducting rod is injected in grounding contact 34, conducting rod 4
Upper end is not contacted with upper static contact 22.
B, isolated location
As shown in the B of Fig. 2, manually or the connecting rod 8 of electronic operating mechanism pulls fanning strip 7 to rotate, so as to drive
Swing arm 5 is rotated up around the axle center of support shaft 6, and the portait slot bore 51 of 5 left end of swing arm passes through lateral pin 41 with moving conductive rod 4
Move up, until 4 midfoot support of conducting rod is in lower contact 33,4 upper and lower end of conducting rod not with corresponding upper static contact 22 and
Grounding contact 34 is contacted.
C, closing position
As shown in the C of Fig. 2, manually or the connecting rod 8 of electronic operating mechanism pulls fanning strip 7 to rotate, so as to drive
Swing arm 5 continues up rotation around the axle center of support shaft 6, and the portait slot bore 51 of 5 left end of swing arm is driven by lateral pin 41 leads
Electric pole 4 is continued to move up, until 4 upper support of conducting rod is in lower contact 33, upper static contact 22 is injected in 4 upper end of conducting rod
In, 4 lower end of conducting rod is not contacted with grounding contact 34.
In addition to the implementation, this utility model can also have other embodiment, all employing equivalents or equivalent change
The technical scheme to be formed is changed, is all fallen within the protection domain of this utility model requirement.
Claims (5)
1. a kind of switch-cabinet grounding dolly, including the trolley of cuboid, on the downside of the trolley, corner is respectively equipped with
Wheel；Characterized in that, also include three-phase upper insulating base combination side by side, the combination of lower insulating base, conducting rod and swing arm, it is each
The upper insulating base combined horizontal of phase is supported in the side of trolley upper end, and the lower insulating base combination of each phase is in inverted U-shaped, described
Inverted U-shaped two ends are separately fixed in the side in the middle part of trolley, and the conducting rod vertical support of each phase is combined in lower insulating base
Upper horizontal sides in, the swing arm of each phase is located between the upper horizontal sides and lower horizontal sides of the combination of lower insulating base, swing arm one
End is hinged with trolley by the support shaft for traversing trolley, and the swing arm other end is hinged with lateral pin outer end, the lateral pin
It is vertically fixed on conducting rod lower end, described support shaft one end passes the front side board of trolley, the fanning strip with operating mechanism
One end is fixedly connected.
2. switch-cabinet grounding dolly as claimed in claim 1, it is characterised in that the upper insulating base combination includes upper insulator
And upper static contact, the upper static contact is horizontally fixed in upper insulator, and the upper insulator rear end is fixed on trolley side
The upper end of plate.
3. switch-cabinet grounding dolly as claimed in claim 1, it is characterised in that the lower insulating base combination include it is inverted U-shaped under
Insulator, inverted L-shaped gripper shoe, lower contact and grounding contact, the inverted L-shaped gripper shoe are fixed on the upper water of inverted U-shaped lower insulator
In flat side and vertical edges, described lower contact is horizontally fixed in the lower horizontal sides of inverted U-shaped lower insulator, conducting rod vertical support
In lower contact in upper horizontal sides, grounding contact is horizontally fixed in the lower horizontal sides of inverted U-shaped lower insulator.
4. switch-cabinet grounding dolly as claimed in claim 2 or claim 3, the upper static contact of metal material, lower contact and grounding contact
It is in annular that structure is identical, including annular base plate and is vertically distributed on many form a circle in annular base plate circumference
Elastic fingertip, the top and the bottom of many elasticity fingertip outer circumferentials for forming a circle are bound by annular bundle spring respectively, upper quiet
Contact, lower contact and grounding contact are co-axially mounted；In lower contact, many elastic fingertip upper ends are resisted against conducting rod vertical support
In conducting rod circumference.
5. switch-cabinet grounding dolly as claimed in claim 1, it is characterised in that coated insulating sleeve in the middle part of the swing arm, pendulum
The lever other end is provided with portait slot bore, in the embedded portait slot bore in lateral pin outer end of conducting rod lower end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081598.2U CN206060011U (en) | 2016-09-27 | 2016-09-27 | Switch-cabinet grounding dolly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621081598.2U CN206060011U (en) | 2016-09-27 | 2016-09-27 | Switch-cabinet grounding dolly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206060011U true CN206060011U (en) | 2017-03-29 |
Family
ID=58365934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621081598.2U Expired - Fee Related CN206060011U (en) | 2016-09-27 | 2016-09-27 | Switch-cabinet grounding dolly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206060011U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300119A (en) * | 2016-09-27 | 2017-01-04 | 镇江市丹高电器有限公司 | Switch-cabinet grounding dolly and ground connection, isolation and closing switch method |
-
2016
- 2016-09-27 CN CN201621081598.2U patent/CN206060011U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300119A (en) * | 2016-09-27 | 2017-01-04 | 镇江市丹高电器有限公司 | Switch-cabinet grounding dolly and ground connection, isolation and closing switch method |
| CN106300119B (en) * | 2016-09-27 | 2019-01-29 | 镇江市丹高电器有限公司 | Switch-cabinet grounding trolley and ground connection, isolation and closing switch method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104979126B (en) | A kind of extra-high voltage direct-current earthed switch | |
| CN206060011U (en) | Switch-cabinet grounding dolly | |
| CN203933003U (en) | A kind of compact main transformer neutral point rod gap lightning arrester and ground connection complete set of protective apparatus | |
| CN205863077U (en) | A kind of tri-station isolating switch | |
| CN204441733U (en) | A kind of low pressure power transformation operation safety guard | |
| CN106300119B (en) | Switch-cabinet grounding trolley and ground connection, isolation and closing switch method | |
| CN203260936U (en) | Voltage transformer handcart with lightning arrester | |
| CN206179758U (en) | But wobbling isolation switch structure | |
| CN205304172U (en) | Room outer door type high voltage power distribution device | |
| CN209266998U (en) | A kind of indoor Cubicle Gas-Insulated Switchgear | |
| CN204424732U (en) | A kind of high voltage power distributing cabinet changing current transformer position | |
| CN203456779U (en) | A metering handcart suitable for a switch cabinet | |
| CN201821004U (en) | Open-type intelligent combined electrical appliance integrating electronic transformer and disconnector | |
| CN208111343U (en) | A kind of high-efficiency vacuum breaker | |
| CN205230796U (en) | Voltage transformer | |
| CN203911241U (en) | Compact-type substation transformer cabinet | |
| CN202758729U (en) | Single-phase voltage transformer for intelligent user switch for dividing | |
| CN2790004Y (en) | Assembling distribution protector | |
| CN219627218U (en) | Voltage transformer handcart for high-voltage switch cabinet body | |
| CN203481116U (en) | Three-station insulating switch | |
| CN204205307U (en) | A kind of plateau type armored cabinet and PT dolly supporting with it | |
| CN203859009U (en) | Switch cabinet interlocking mechanism | |
| CN211046222U (en) | Novel withdrawable switch cabinet | |
| CN203301038U (en) | Box type fixed ring network high-voltage switchgear | |
| CN106531541A (en) | Vacuum switch module for nitrogen insulated ring main unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20170329 Termination date: 20190927 |