CN209487390U - A kind of breaker mechanism for loop-network switch cabinet - Google Patents
A kind of breaker mechanism for loop-network switch cabinet Download PDFInfo
- Publication number
- CN209487390U CN209487390U CN201920297828.6U CN201920297828U CN209487390U CN 209487390 U CN209487390 U CN 209487390U CN 201920297828 U CN201920297828 U CN 201920297828U CN 209487390 U CN209487390 U CN 209487390U
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- bar portion
- main shaft
- loop
- network switch
- switch cabinet
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Abstract
The utility model discloses a kind of breaker mechanisms for loop-network switch cabinet, including mounting base, breaker body and the operating device for being installed on mounting base, operating device includes bracket, driving structure, connect the transmission parts of driving structure, with the driven pivoted arm of connection transmission parts and transmission main shaft, transmission parts include the first bar portion, second bar portion and the axle sleeve structure that the first bar portion and the second bar portion are connected by helicitic texture, axle sleeve structure relative to the first bar portion or the second bar portion along its axial set distance slidably, using the technical program, adjustable operation is realized to the length of transmission parts, for increasing the output angle of transmission main shaft, only need opposite mobile axle sleeve structure that can adjust the connection length of transmission parts, the transmission distance setting between operating device and transmission main shaft is met well, it is disconnected suitable for difference Road device operating in loop-network switch cabinet, it is easy to operate, it is easy to adjust, improve working efficiency.
Description
Technical field
The utility model relates to breaker technical fields, and in particular to a kind of breaker mechanism for loop-network switch cabinet.
Background technique
Loop-network switch cabinet is used for division load current, short circuit current and no-load transformer electric current is cut-off, to overhead transmission line, electricity
Cable road and electrical equipment play control and protective effect, are the important switchgears of ring network power supply and terminal power supply.
Existing loop-network switch cabinet mainly includes cabinet body, and the switch unit of installation is combined by breaker and on-load switch, with
And for driving breaker and on-load switch on-off to open the operating mechanism in circuit, wherein on-load switch upper end and breaker group
It is fitted together, lower end is installed together with outgoing line device, then sulfur hexafluoride gas is injected into on-load switch, plays sealing
Insulating effect, operating mechanism are arranged separately on the inside of insulation shell, and there is longer connection distance between breaker, need to be passed through
Transmission main shaft connects the insulated pull rod of breaker upper end, and insulated pull rod is used to that breaker to be driven to realize breaking-closing operating, but in reality
In the installation of border, the actuating length of the insulated pull rod of different breakers is different, along with breaker is in the intracorporal installation site meeting of cabinet
Have deviation, thus have the following problems: operating mechanism requires height to transmission accuracy, and operating mechanism is often caused to drive transmission
The output angle of main axis not enough influences the normal breaking-closing operating of breaker, or even because shift in position also will cause operation machine
Transmission distance between structure and transmission main shaft not enough usually just needs the structure of integrated regulation operating mechanism, and operating process is cumbersome,
Working efficiency is low.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide one kind can increase the defeated of transmission main shaft
Angle out meets the transmission distance setting between operating mechanism and transmission main shaft, guarantees the normal breaking-closing operating of breaker, be not necessarily to
From the structure of integrated regulation operating mechanism, operating process is simple, breaker mechanism easy to adjust.
In order to solve the above technical problems, the utility model provides a kind of breaker mechanism for loop-network switch cabinet, comprising:
Mounting base, including installation cavity and the transmission main shaft being rotatably provided in the installation cavity；
Breaker body connects the three phase isolated pull rod of the transmission main shaft including protruding into the installation cavity；
Operating device is installed on the mounting base, including bracket and is set to the driving structure of the bracket and by institute
Driving structure driving is stated to drive the drive mechanism of the transmission main shaft rotation, the drive mechanism includes connecting the driving knot
The transmission parts of structure, and the driven pivoted arm of the connection transmission parts and the transmission main shaft, the transmission parts include first
Bar portion, the second bar portion and the axle sleeve structure that first bar portion and the second bar portion are connected by helicitic texture, so that described
One bar portion and the second bar portion axially aligning along the axle sleeve structure, the axle sleeve structure is relative to first bar portion or second
Along the axial set distance in bar portion edge slidably.
As a preferred embodiment, the screw thread with helicitic texture cooperation is provided on the inner hole wall of the axle sleeve structure
Portion, one end of first bar portion connect the driving structure, are provided with the helicitic texture on the other end；Second bar portion
One end connect the driven pivoted arm, be provided with the helicitic texture on the other end.
As a preferred embodiment, it is separately provided for locking the axle sleeve knot in first bar portion and the second bar portion
Two lock nuts at structure both ends.
As a preferred embodiment, the driving structure include the drive shaft assembly that is rotatably arranged on the bracket with
And the energy accumulation spring with drive shaft assembly linkage setting, it is provided in the drive shaft assembly and first one end of the rod is cut with scissors
The joint cover connect.
As a preferred embodiment, the rectangular structure of the mounting base comprising be coupled with breaker body upper
The upper connecting base is arranged in attachment base, and the lower connecting base being coupled with the operating device, the transmission main shaft rotation
In installation cavity, protrudes on one end of the lower connecting base and be provided with the driven pivoted arm.
As a preferred embodiment, the upper connecting base is provided with three installations for being suitble to the three phase isolated pull rod to penetrate
Hole, three connecting levers for connecting the three phase isolated pull rod are provided on the transmission main shaft, and the transmission main shaft passes through when rotating
The connecting lever drives the three phase isolated backward stick action.
As a preferred embodiment, the connecting lever includes the set mouth structure being cooperatively connected with the three phase isolated pull rod.
As a preferred embodiment, the side of the lower connecting base is provided with two opposite mounting plates, two peaces
The support assorted of loading board and the operating device is installed.
The above-mentioned technical proposal of the utility model has the advantage that compared with prior art
1. in the breaker mechanism provided by the utility model for loop-network switch cabinet, driving structure by transmission parts and
Driven pivoted arm and transmission main shaft passing movement relationship, to drive insulated pull rod to act, the transmission parts are by the first bar portion, axis
Nested structure, the second bar portion composition, axle sleeve structure are connected by helicitic texture with the first bar portion and the second bar portion, and relative to first
Along the axial set distance of bar portion or the second bar portion edge slidably, design is advantageous in that in this way, realizes to the length of transmission parts
Adjustable operation makes transmission parts drive transmission main shaft rotation by driven pivoted arm to increase the initial rotation angle of transmission main shaft
Degree, and then increase the output angle of transmission main shaft, cooperate reliable transmission, is finally reached driving insulated pull rod and realizes divide-shut brake movement
Purpose, in this way, when occur being driven between operating device and transmission main shaft apart from it is inadequate when, it is only necessary to opposite shifting axle
Nested structure is the connection length of adjustable transmission parts, meets the transmission distance between operating device and transmission main shaft well
Setting also just makes without the structure from integrated regulation operating device suitable for operation of the different breakers loop-network switch cabinet
With, it is easy to operate, it is easy to adjust, improve working efficiency.
2. in the breaker mechanism provided by the utility model for loop-network switch cabinet, on the inner hole wall of the axle sleeve structure
It is provided with the threaded portion with helicitic texture cooperation, this structure setting, the axle sleeve structure and the first bar portion and the second bar
Portion realizes that displacement is adjusted using thread connecting mode, can adjust the connection length between the first bar portion and axle sleeve structure in this way
Distance, also the connection length distance between adjustable second bar portion and axle sleeve structure, can also be pre-adjusted during assembly
The connection length of transmission parts, thus increase the transmission output distance between operating device and transmission main shaft, it is easy to operate, it adjusts
It is convenient.
3. in the breaker mechanism provided by the utility model for loop-network switch cabinet, first bar portion and the second bar portion
On be separately provided for locking two lock nuts at the axle sleeve structure both ends, by the both ends of axle sleeve structure lock two
A lock nut, to limit the shift motion of axle sleeve structure, locking effect is good, prevents axle sleeve structure by random operation movement, increases
Strong structure stability.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described.
Fig. 1 is a kind of main view of the breaker mechanism for loop-network switch cabinet provided by the utility model；
Fig. 2 is the side view of the breaker mechanism of the utility model；
Fig. 3 is that breaker mechanism shown in Fig. 1 hides the structural schematic diagram after breaker body；
Fig. 4 is the transmission main shaft of the utility model and the mounting structure schematic diagram of mounting base；
Fig. 5 is the structural schematic diagram of the mounting base of the utility model；
Description of symbols: 1- mounting base, 11- upper connecting base, 12- lower connecting base, 13- mounting hole, 14- mounting plate, 2-
Breaker body, 3- driving structure, 31- drive shaft assembly, 32- energy accumulation spring, 4- transmission parts, the first bar portion of 41-, 42- second
Bar portion, 43- axle sleeve structure, 44- lock nut, 5- are driven pivoted arm, 6- transmission main shaft, 61- connecting lever, 62- set mouth structure.
Specific embodiment
The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described
Embodiment is the utility model a part of the embodiment, instead of all the embodiments.
It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular
Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only
For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific
Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the
One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition
The concrete meaning of language in the present invention.
Embodiment 1
The utility model provides a kind of breaker mechanism for loop-network switch cabinet as shown in Figs. 1-5, comprising:
Mounting base 1, including installation cavity and the transmission main shaft 6 being rotatably provided in the installation cavity；
Breaker body 2 connects the three phase isolated pull rod of the transmission main shaft 6 including protruding into the installation cavity；
Operating device is installed on the mounting base 1, including bracket and be set to the bracket driving structure 3 and by
Drive mechanism of the driving structure driving to drive the transmission main shaft 6 to rotate, the drive mechanism includes connecting the drive
The transmission parts 4 of dynamic structure 3, and the driven pivoted arm 5 of the connection transmission parts 4 and the transmission main shaft 6, the transmission parts
4 include the first bar portion 41, the second bar portion 42 and the axis that first bar portion 41 and the second bar portion 42 are connected by helicitic texture
Nested structure 43, so that first bar portion 41 and the second axially aligning along the axle sleeve structure 43 of bar portion 42, the axle sleeve knot
Structure 43 relative to first bar portion 41 or the second bar portion 42 along axial set distance slidably.
In above embodiment, the driving structure 3 is transported by transmission parts 4 and the transmitting of driven pivoted arm 5 and transmission main shaft 6
Dynamic relationship, to drive insulated pull rod to act, the transmission parts 4 are successively by the first bar portion 41, axle sleeve structure 43, the second bar portion
42 compositions, wherein axle sleeve structure 43 is connected by helicitic texture with the first bar portion and the second bar portion, and relative to the first bar portion 41
Or second bar portion 42 along axial set distance slidably, design is advantageous in that in this way, can to the realization of the length of transmission parts 4
Operation is adjusted, transmission parts 4 is made to drive the rotation of transmission main shaft 6 to increase the initial of transmission main shaft 6 by driven pivoted arm 5
Rotational angle, and then increase the output angle of transmission main shaft, cooperate reliable transmission, reduce driving error, it is exhausted to be finally reached driving
Edge pull rod realizes the purpose of divide-shut brake movement, in this way, when occurring transmission distance between operating device and transmission main shaft not enough
When, it is only necessary to opposite mobile axle sleeve structure 43 is the connection length of adjustable transmission parts 4, can be carried out according to transmission distance
Physical length is adjusted, and is met the transmission distance setting between operating device and transmission main shaft 6 well, is also just not necessarily to from entirety
The structure for adjusting operating device, suitable for different breakers operating with loop-network switch cabinet, easy to operate, adjusting side
Just, working efficiency is improved.
In the present embodiment, it should be noted that the initial position of the transmission main shaft 6 is driven the length tune of component 4
Section acts on and the variation that rotates, i.e. 6 initial rotation angle of transmission main shaft allow for being driven in this way compared to that can increase before adjustment
The total output angle of main shaft can be used for increasing the output angle of transmission main shaft, according to insulation compared to also changing before adjustment
The relationship that pull rod is drivingly connected by main shaft, thus actuating length needed for compensating the movement of insulated pull rod divide-shut brake, insulated pull rod one
It is provided with moving contact on end, is correspondingly arranged on static contact in breaker body, to guarantee breaker under insulated pull rod driving
Realize breaking-closing operating.
It elaborates below with reference to the specific set-up mode of Fig. 1-4 pairs of transmission parts:
The threaded portion with helicitic texture cooperation, first bar portion are provided on the inner hole wall of the axle sleeve structure 43
41 one end connects the driving structure 3, and the helicitic texture, one end connection of second bar portion 42 are provided on the other end
The driven pivoted arm 5 is provided with the helicitic texture, this structure setting, first bar portion 41 and the second bar on the other end
Portion 42 is respectively that screw-rod structure, the axle sleeve structure 43 and the first bar portion 41 and the second bar portion 42 are realized using thread connecting mode
Displacement is adjusted, and can adjust the connection length distance between the first bar portion and axle sleeve structure in this way, also adjustable second bar
Connection length distance between portion and axle sleeve structure can also be pre-adjusted the connection length of transmission parts 4 during assembly, from
And the output distance of the transmission between operating device and transmission main shaft can be increased according to actual requirement, it is easy to adjust.
Locking institute is separately provided in first bar portion 41 and the second bar portion 42 as a preferred implementation manner,
Two lock nuts 44 for stating 43 both ends of axle sleeve structure, by locking two lock nuts 44 at the both ends of axle sleeve structure 43, with
The shift motion of axle sleeve structure 43 is limited, locking effect is good, prevents axle sleeve structure by random operation movement, and enhancing structure is stablized
Property.
In conjunction with shown in Fig. 1 and Fig. 3, the driving structure 3 includes the drive shaft assembly being rotatably arranged on the bracket
31 and the energy accumulation spring 32 with the drive shaft assembly 31 linkage setting, energy accumulation spring can play the role of energy storage to operating device,
It operates more laborsaving, the joint cover hinged with described first bar portion, 41 one end is provided in the drive shaft assembly 31, with
And second one end of the rod hingedly cooperates with the driven pivoted arm, when 31 Forced rotation of drive shaft assembly, passes through linkage board
Cooperation with the first bar portion drives transmission main shaft 6 to drive insulation to drive the transmission parts 4 and driven pivoted arm 5 to act
The breaking-closing operating of pull rod realization breaker.
It elaborates below in conjunction with the specific set-up mode of Fig. 4-5 pairs of mounting bases:
The rectangular structure of the mounting base 1 comprising the upper connecting base 11 being coupled with breaker body, and with it is described
The lower connecting base 12 that operating device is coupled, the rotation of transmission main shaft 6 are arranged in the installation cavity of the upper connecting base 11,
It protrudes on one end of the lower connecting base 12 and is provided with the driven pivoted arm 5, this structure setting can meet breaker body 2
The longer connection distance setting between operating device, and installed using integral frame structure, quick and easy for installation, structure is strong
Degree is big, enhances mounting structure stability.
It is arranged as a kind of specific structure, the upper connecting base 11 is provided be suitble to the three phase isolated pull rod to penetrate three
A mounting hole 12, wherein the upper end that the breaker body 2 is equipped with three phase isolated pull rod, which also corresponds to, to be packed into mounting hole,
Three connecting levers 61 for connecting the three phase isolated pull rod are provided on the transmission main shaft 6, the connecting lever 61 includes and described three
Set mouth structure is nested into insulated pull rod and fastener fastens by the set mouth structure 62 that phase insulated pull rod is cooperatively connected, this
It is more convenient that sample installs insulated pull rod, is fixedly connected reliable, is driven when the transmission main shaft 6 rotates by the connecting lever 61 described
Three phase isolated backward stick action, to drive the moving contact in the breaker body 2 to connect with static contact by three phase isolated pull rod
Touching and separation realize that the breaking-closing operating of breaker, the breaker body 2 are preferably vacuum circuit breaker in the present embodiment.
It is further preferred that as shown in figure 5, the side of the lower connecting base 12 is provided with two opposite mounting plates 14,
Two mounting plates 14 and the support assorted of the operating device are installed, when installation by the bracket snap onto two mounting plates it
Between and fixed with fastener, it is easy for installation so that the operating device be made to keep reliably being fixedly connected with lower connecting base, cooperate
Reliably, enhance the stability of mounting structure.
Obviously, the above embodiments are merely examples for clarifying the description, and does not limit the embodiments.It is right
For those of ordinary skill in the art, can also make on the basis of the above description it is other it is various forms of variation or
It changes.There is no necessity and possibility to exhaust all the enbodiments.And it is extended from this it is obvious variation or
It changes among the protection scope created still in the utility model.
Claims (8)
1. a kind of breaker mechanism for loop-network switch cabinet characterized by comprising
Mounting base (1), including installation cavity and the transmission main shaft (6) being rotatably provided in the installation cavity；
Breaker body (2) connects the three phase isolated pull rod of the transmission main shaft (6) including protruding into the installation cavity；
Operating device is installed on the mounting base (1), including bracket and be set to the bracket driving structure (3) and by
Drive mechanism of the driving structure driving to drive the transmission main shaft (6) to rotate, the drive mechanism includes described in connection
The transmission parts (4) of driving structure (3), and the driven pivoted arm (5) of the connection transmission parts (4) and the transmission main shaft (6),
The transmission parts (4) include the first bar portion (41), the second bar portion (42) and connect first bar portion by helicitic texture
(41) and the axle sleeve structure (43) of the second bar portion (42), so that first bar portion (41) and the second bar portion (42) are along the axle sleeve
Structure (43) are axially aligned, and the axle sleeve structure (43) is relative to first bar portion (41) or the second bar portion (42) along axial direction
In set distance slidably.
2. the breaker mechanism according to claim 1 for loop-network switch cabinet, it is characterised in that: the axle sleeve structure
(43) be provided on inner hole wall with the helicitic texture cooperation threaded portion, first bar portion (41) one end connection described in
Driving structure (3) is provided with the helicitic texture on the other end；One end of second bar portion (42) connects the driven pivoted arm
(5), the helicitic texture is provided on the other end.
3. the breaker mechanism according to claim 2 for loop-network switch cabinet, it is characterised in that: first bar portion
(41) and in the second bar portion (42) it is separately provided for locking two lock nuts (44) at the axle sleeve structure (43) both ends.
4. the breaker mechanism according to any one of claim 1-3 for loop-network switch cabinet, it is characterised in that: described
Driving structure (3) include the drive shaft assembly (31) being rotatably arranged on the bracket and with the drive shaft assembly (31)
Link the energy accumulation spring (32) being arranged, and is provided with the connection hinged with described first bar portion (41) one end on the drive shaft assembly (31)
Knot tying.
5. the breaker mechanism according to claim 4 for loop-network switch cabinet, it is characterised in that: the mounting base (1)
Rectangular structure comprising the upper connecting base (11) being coupled with breaker body, and be coupled with the operating device
Lower connecting base (12), the transmission main shaft (6) rotation is arranged in the installation cavity of the upper connecting base (11), protrude into it is described under
The driven pivoted arm (5) is provided on one end of attachment base (12).
6. the breaker mechanism according to claim 5 for loop-network switch cabinet, it is characterised in that: the upper connecting base
(11) three mounting holes (13) for being suitble to the three phase isolated pull rod to penetrate, the company of being provided on the transmission main shaft (6) are provided with
Three connecting levers (61) of the three phase isolated pull rod are connect, drive institute by the connecting lever (61) when the transmission main shaft (6) rotates
State three phase isolated backward stick action.
7. the breaker mechanism according to claim 6 for loop-network switch cabinet, it is characterised in that: connecting lever (61) packet
Include the set mouth structure (62) being cooperatively connected with the three phase isolated pull rod.
8. the breaker mechanism according to claim 7 for loop-network switch cabinet, it is characterised in that: the lower connecting base
(12) side is provided with two opposite mounting plates (14), and two mounting plates (14) and the bracket of the operating device are matched
Close installation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920297828.6U CN209487390U (en) | 2019-03-08 | 2019-03-08 | A kind of breaker mechanism for loop-network switch cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920297828.6U CN209487390U (en) | 2019-03-08 | 2019-03-08 | A kind of breaker mechanism for loop-network switch cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209487390U true CN209487390U (en) | 2019-10-11 |
Family
ID=68134318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920297828.6U Active CN209487390U (en) | 2019-03-08 | 2019-03-08 | A kind of breaker mechanism for loop-network switch cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209487390U (en) |
-
2019
- 2019-03-08 CN CN201920297828.6U patent/CN209487390U/en active Active
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