CN206992570U - Jacking type chassis vehicle for side dress jacking type high-pressure vacuum breaker - Google Patents
Jacking type chassis vehicle for side dress jacking type high-pressure vacuum breaker Download PDFInfo
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- CN206992570U CN206992570U CN201720960781.8U CN201720960781U CN206992570U CN 206992570 U CN206992570 U CN 206992570U CN 201720960781 U CN201720960781 U CN 201720960781U CN 206992570 U CN206992570 U CN 206992570U
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- support body
- scissor arms
- sliding seat
- jacking type
- scissor
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Abstract
A kind of jacking type chassis vehicle for side dress jacking type high-pressure vacuum breaker is provided, with support body, lifting platform, leading screw and nut, support body one end is provided with support base, middle base is provided with the middle part of support body, the support body other end slidably connects sliding seat, and leading screw both ends distinguish rotational support on support base and middle base, nut is combined with leading screw, nut both sides are connected by being driven connecting plate with sliding seat, and elastic servicing unit is provided between middle base and sliding seat；Lifting platform is supported in support body top by scissor device, scissor device includes two groups of scissors being made up of scissor arms I and scissor arms II, the one end of scissor arms II is be hinged with support body and the other end is slidably connected with lifting platform lower surface, the one end of scissor arms I is hinged with lifting platform lower surface, and the other end of scissor arms I is hinged with sliding seat both sides respectively.The hand-power that the utility model reduces when breaker rises shakes dynamics, makes the decline of breaker reliable and stable, simple in construction, small volume.
Description
Technical field
The utility model category high-pressure vacuum breaker technical field, and in particular to one kind is used for side dress jacking type high pressure vacuum
The jacking type chassis vehicle of breaker.
Background technology
Existing vacuum circuit breaker has two kinds of mounting means, and one kind is fixedly mounted, and one kind is installed for handcart-type.Handcart
Formula mounting means can be extracted out as a unit from mating switch cabinet, and existing handcart type vacuum circuit breaker is formal dress installation side
Formula, its vacuum circuit breaker body are arranged in the jacking type structure of bottom, climbing structure be mainly used in the rising of vacuum circuit breaker with
Decline, to by the connecting and disconnecting of a main conductive circuit, existing climbing structure volume is big, when rising vacuum circuit breaker
It is relatively elaborate, vacuum circuit breaker is vibrated when declining big, stability is poor.It is therefore desirable to propose to improve.
Utility model content
The technical problem that the utility model solves：A kind of jacking type for side dress jacking type high-pressure vacuum breaker is provided
Chassis vehicle, the hand-power that the utility model reduces when breaker rises shake dynamics, make the decline of breaker reliable and stable, and with
Circuit breaker internal mechanism and miniaturization withdraw-type switch cabinet cooperating using when can meet five anti-requirements in GB3906, knot
Structure is simple, small volume.
The technical solution adopted in the utility model：The jacking type chassis vehicle of jacking type high-pressure vacuum breaker is filled for side,
With support body, lifting platform, leading screw and nut, the support body corner is provided with roller, and described support body one end is fixed with support base,
Middle base is fixed with bottom surface in the middle part of the support body, sliding seat, the silk are slidably connected on the support body other end bottom surface
Distinguish rotational support and pass through on support base and middle base, being combined with nut, the nut both sides on the leading screw in thick stick both ends
Transmission connecting plate is connected with sliding seat, and being provided between the middle base and sliding seat can aid in leading screw to rotate and under breaker
Drop process enters the elastic servicing unit of row buffering；The lifting platform is supported in support body top, the scissor by scissor device
Device includes two groups of scissors being made up of scissor arms I and scissor arms II, the scissor arms I of every group of scissor and the middle part of scissor arms II
Be hinged, the one end of scissor arms II inner side corresponding with support body in two groups of scissors is hinged and its other end and lifting platform lower surface
One end is slidably connected, and one end of scissor arms I in two groups of scissors is hinged with lifting platform lower surface the other end, and described two
The other end of scissor arms I in group scissor is hinged with sliding seat both sides respectively.
Wherein, the elastic servicing unit includes secondary spring, and the middle base is provided with pin shaft II, the secondary spring
One end is connected with pin shaft II, and the secondary spring other end is connected by connecting plate with sliding seat.
The pitch that screws of the leading screw and nut is 5mm.
Further, rotational support has bearing pin I, the transmission connecting plate corresponding to described sliding seat the same side on the sliding seat
One end and the one end of scissor arms I are hinged with the corresponding end of bearing pin I.
Further, lifting platform lower surface one end is provided with the hinged seat being hinged with the one end of scissor arms I, the top
Peaceful lower surface the other end is provided with connecting seat, and the connecting seat is provided with strip hole, described one end of scissor arms II and strip
Hole is slidably connected.
The utility model compared with prior art the advantages of：
1st, the pitch of leading screw and nut is 5mm in this programme, and turning clockwise for such leading screw drives nut motion only to need
Walk 60mm and can close chassis vehicle to cover whole stroke i.e. 195mm, making hand-power shake leading screw only needs 12 circles to complete breaker liter
Stroke drops, and operation was not only quick but also laborsaving；
2nd, this programme uses elastic servicing unit, during wherein secondary spring rises on-board the circuit breaker, can be produced to nut
Raw certain thrust, reduce the friction during nut screws with leading screw, mitigate the dynamics that hand-power reeling thick stick applies；In breaker
During decline, certain reversal interlocking relay is played in movement of the secondary spring and can to sliding seat, so as to the decline tool to breaker
There is bumper and absorbing shock, make decline reliable and stable；
3rd, this programme is mainly using waist edge invariance principles such as the isosceles triangles two of scissor structure, passes through nut and leading screw
Screw and moved along leading screw and so as to drive scissor one end to move, change the base length of isosceles triangle and reach the high line of lifting
Purpose, realize that chassis vehicle lifting platform heads on breaker and risen or fallen, simple in construction, small volume, and this chassis vehicle is with breaking
Road device internal mechanism and miniaturization withdraw-type switch cabinet cooperating using when can meet five anti-requirements in GB3906.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is Fig. 1 A-A structure sectional views.
Embodiment
1-2 describes embodiment of the present utility model below in conjunction with the accompanying drawings.
For the jacking type chassis vehicle of side dress jacking type high-pressure vacuum breaker, as illustrated in fig. 1 and 2, there is support body 1, top
Peaceful 2, leading screw 11 and nut 12,1 four jiaos of the support body are provided with roller 18, and described one end of support body 1 is fixed with support base 9,
Middle base 10 is fixed with the middle part bottom surface of support body 1, sliding seat 13 is slidably connected on the other end bottom surface of support body 1,
The both ends of leading screw 11 difference rotational support is described on support base 9 and middle base 10, being combined with nut 12 on the leading screw 11
The both sides of nut 12 are connected by being driven connecting plate 15 with sliding seat 13.
The lifting platform 2 is supported in the top of support body 1 by scissor device 3, and the scissor device 3 includes two groups by scissor
The scissor that arm I 4 and scissor arms II 5 are formed, the scissor arms I 4 of every group of scissor and the middle part of scissor arms II 5 are be hinged, described two groups
The one end of scissor arms II 5 inner side corresponding with support body 1 in scissor is be hinged and its other end slides with the lower surface one end of lifting platform 2
Connection, wherein, connecting seat 7 is provided with the lower surface one end of lifting platform 2, the connecting seat 7 is provided with and scissor arms II 5
The strip hole 8 that one end is slidably connected；Cut with scissors with the lower surface the other end of lifting platform 2 one end of scissor arms I 4 in two groups of scissors
Connect, wherein, described lower surface the other end of lifting platform 2 is provided with the hinged seat 6 being hinged with the one end of scissor arms I 4, and described two groups are cut
The other end of scissor arms I 4 in fork is hinged with the both sides of sliding seat 13 respectively.Wherein, rotational support has pin on the sliding seat 13
Axle I 14, the one end of transmission connecting plate 15 and the one end of scissor arms I 4 corresponding to described the same side of sliding seat 13 with the corresponding end of bearing pin I 14
Portion is hinged.
During utility model works, hand-power shake leading screw 11 rotate, the nut 12 screwed with leading screw 11 with leading screw 11
Screw and can be movable along leading screw 11, nut 12 drives sliding seat 13 to move by being driven connecting plate 15, the band of sliding seat 13
One end movement that scissor arms I 4 are connected with sliding seat 13 in dynamic scissor, so as to change the bottom side length of isosceles triangle in scissor
Degree, reaches the purpose for lifting high line, realizes that chassis vehicle lifting platform heads on breaker and risen or fallen.The utility model is mainly used
In 10kV sides dress jacking type high-pressure vacuum breaker rise and fall, simple in construction, small volume, and with circuit breaker internal machine
Structure and miniaturization withdraw-type switch cabinet cooperating using when can meet five anti-requirements in GB3906.
Preferably, the pitch that screws of the leading screw 11 and nut 12 is 5mm, and turning clockwise for such leading screw 11 drives spiral shell
The motion of mother 12, which only need to walk 60mm and can close chassis vehicle, covers whole stroke i.e. 195mm, and hand-power is shaken leading screw only needs 12 circles, operates
Not only it is quick but also laborsaving.
Elastic servicing unit is provided between the middle base 10 and sliding seat 13, specifically, the elastic servicing unit bag
Secondary spring 16 is included, the middle base 10 is provided with pin shaft II 17, and described one end of secondary spring 16 is connected with pin shaft II 17, described
The other end of secondary spring 16 is connected by connecting plate 19 with sliding seat 13.Secondary spring 16 in elastic servicing unit is on-board the circuit breaker
During rising, certain thrust can be produced to nut 12, reduces the friction during nut 12 screws with leading screw 11, mitigates hand
The dynamics applied during power reeling thick stick 11, shake leading screw lighter；During breaker decline, the and can pair of secondary spring 16
Certain reversal interlocking relay is played in the movement of sliding seat 13, so as to which the decline to breaker has the function that bumper and absorbing shock, makes decline
It is reliable and stable.
Above-described embodiment, simply preferred embodiment of the present utility model, not it is used for limiting the utility model practical range,
Therefore all equivalence changes done with content described in the utility model claims, the utility model claims model all should be included in
Within enclosing.
Claims (5)
1. the jacking type chassis vehicle for side dress jacking type high-pressure vacuum breaker, it is characterised in that：With support body (1), jacking
Platform (2), leading screw (11) and nut (12), support body (1) corner are provided with roller (18), and described support body (1) one end is fixed and set
There is support base (9), middle base (10) is fixed with the bottom surface of support body (1) middle part, is slided on support body (1) other end bottom surface
Dynamic to be connected with sliding seat (13), leading screw (11) the both ends difference rotational support is described on support base (9) and middle base (10)
Nut (12) is combined with leading screw (11), nut (12) both sides are connected by being driven connecting plate (15) with sliding seat (13),
Being provided between the middle base (10) and sliding seat (13) can aid in leading screw (11) to rotate and decline process to breaker
The elastic servicing unit of row buffering；The lifting platform (2) is supported in support body (1) top, the scissor by scissor device (3)
Device (3) includes two groups of scissors being made up of scissor arms I (4) and scissor arms II (5), the scissor arms I (4) of every group of scissor and
Be hinged in the middle part of scissor arms II (5), scissor arms II (5) one end inner side corresponding with support body (1) in two groups of scissors is hinged and it
The other end is slidably connected with lifting platform (2) lower surface one end, scissor arms I (4) one end in two groups of scissors and jacking
Platform (2) lower surface the other end is hinged, scissor arms I (4) other end in two groups of scissors respectively with sliding seat (13) two
Side is hinged.
2. the jacking type chassis vehicle according to claim 1 for side dress jacking type high-pressure vacuum breaker, its feature exists
In：The elastic servicing unit includes secondary spring (16), and the middle base (10) is provided with pin shaft II (17), the auxiliary bullet
Spring (16) one end is connected with pin shaft II (17), and secondary spring (16) other end is connected by connecting plate (19) and sliding seat (13)
Connect.
3. the jacking type chassis vehicle according to claim 1 for side dress jacking type high-pressure vacuum breaker, its feature exists
In：The pitch that screws of the leading screw (11) and nut (12) is 5mm.
4. the jacking type chassis vehicle for being used for side dress jacking type high-pressure vacuum breaker according to claim 1,2 or 3, it is special
Sign is：Rotational support has bearing pin I (14) on the sliding seat (13), and the transmission corresponding to described sliding seat (13) the same side connects
Plate (15) one end and scissor arms I (4) one end are hinged with bearing pin I (14) corresponding end.
5. the jacking type chassis vehicle according to claim 4 for side dress jacking type high-pressure vacuum breaker, its feature exists
In：Lifting platform (2) lower surface one end is provided with the hinged seat (6) being hinged with scissor arms I (4) one end, and the jacking is flat
Platform (2) lower surface the other end is provided with connecting seat (7), and the connecting seat (7) is provided with strip hole (8), the scissor arms II (5)
One end is slidably connected with strip hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960781.8U CN206992570U (en) | 2017-08-02 | 2017-08-02 | Jacking type chassis vehicle for side dress jacking type high-pressure vacuum breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720960781.8U CN206992570U (en) | 2017-08-02 | 2017-08-02 | Jacking type chassis vehicle for side dress jacking type high-pressure vacuum breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206992570U true CN206992570U (en) | 2018-02-09 |
Family
ID=61418432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720960781.8U Active CN206992570U (en) | 2017-08-02 | 2017-08-02 | Jacking type chassis vehicle for side dress jacking type high-pressure vacuum breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206992570U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114249268A (en) * | 2021-11-26 | 2022-03-29 | 上海卫星装备研究所 | Auxiliary lifting platform for space environment simulation test |
-
2017
- 2017-08-02 CN CN201720960781.8U patent/CN206992570U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114249268A (en) * | 2021-11-26 | 2022-03-29 | 上海卫星装备研究所 | Auxiliary lifting platform for space environment simulation test |
| CN114249268B (en) * | 2021-11-26 | 2024-03-29 | 上海卫星装备研究所 | Auxiliary lifting platform for space environment simulation test |
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