CN209434084U - A kind of highly-safe disconnecting switch - Google Patents
A kind of highly-safe disconnecting switch Download PDFInfo
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- CN209434084U CN209434084U CN201920282699.3U CN201920282699U CN209434084U CN 209434084 U CN209434084 U CN 209434084U CN 201920282699 U CN201920282699 U CN 201920282699U CN 209434084 U CN209434084 U CN 209434084U
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- contact knife
- contact
- fixedly connected
- knife assembly
- disconnecting switch
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Abstract
The utility model, which relates to, discloses a kind of highly-safe disconnecting switch, including pedestal and insulator, central symmetry has been respectively fixedly connected with insulator at left and right sides of the pedestal upper end, the upper end of two insulators has been respectively fixedly connected with contact base, it is respectively perpendicular on the inside of two contact base upper ends and is fixedly connected with contact, contact knife assembly is connected between two contacts, the contact knife assembly includes contact knife piece, bolt, pin shaft, spring, nut and spacer, there are two the contact knife piece is set, the left and right ends of side elevation have been respectively fixedly connected with bolt in contact knife piece on rear side of the contact knife assembly, pin shaft is fixedly connected in the middle part of side elevation in contact knife piece on rear side of the contact knife assembly, activity runs through the contact knife piece on front side of contact knife assembly respectively for the bolt and pin shaft, and the bolt activity on the left of contact knife assembly is in chassis left side The contact of side.The utility model is simple and reasonable, easy to operate, and low manufacture cost is practical.
Description
Technical field
A kind of highly-safe disconnecting switch of the utility model, belongs to disconnecting switch technical field.
Background technique
Disconnecting switch is a kind of equipment often needed to use in electric system, it is established after route carries out separating brake
Reliable clearance for insulation will need the equipment overhauled or route to be separated with power supply with an obvious cut-off point, to guarantee to overhaul people
The safety of member and equipment, thus off-state of the disconnecting switch after disconnecting power supply have to it is absolute reliable and stable, otherwise
There can be security risk；Existing disconnecting switch can not lock the state that it is disconnected, and have certain risk, can send out
Raw security risk accident, needs this accordingly to improve it.
Utility model content
The utility model is in order to overcome the deficiencies in the prior art, technical problem to be solved are as follows: provide one kind
Highly-safe disconnecting switch；In order to solve the above-mentioned technical problem, a kind of the technical solution adopted in the utility model are as follows: safety
High disconnecting switch, including pedestal and insulator, pedestal upper end left and right sides central symmetry have been respectively fixedly connected with insulation
Son, the upper end of two insulators have been respectively fixedly connected with contact base, have been respectively perpendicular on the inside of two contact base upper ends solid
Surely be connected with contact, be connected with contact knife assembly between two contacts, the contact knife assembly include contact knife piece, bolt,
Pin shaft, spring, nut and spacer, there are two the contact knife piece is set, a left side for side elevation in the contact knife piece on rear side of the contact knife assembly
Right both ends have been respectively fixedly connected with bolt, are fixedly connected with pin in the middle part of side elevation in the contact knife piece on rear side of the contact knife assembly
Axis, the bolt and pin shaft contact knife piece of the activity on front side of contact knife assembly, and the bolt activity on the left of contact knife assembly respectively
Contact above chassis left side, two bolts, which are located on front side of contact knife assembly, is respectively equipped with spring on the outside of contact knife piece,
By being threaded with nut on the bolt body of rod of two spring outwards, two nuts are pressed on two springs respectively
On, the bolt on the right side of the contact knife assembly, which is located on the body of rod on the inside of two contact knife pieces, is arranged with spacer, and the contact knife assembly is right
Two contact knife pieces at end are clamped on the contact above base right side, and the upper end of insulation sub-link is flexibly connected on the pin shaft,
The lower end of the insulation sub-link is flexibly connected by shaft with one end of connecting rod, and the other end of the connecting rod is fixedly connected on rotation
In shaft, the back end activity of the rotary shaft runs through vertical plate, is fixedly connected with handle on the rear end end of the rotary shaft, described
Vertical plate bottom end is fixedly connected on pedestal, and the top of the vertical plate is fixedly connected with locked assembly, and the locked assembly includes outer
Shell, lock shaft and compressed spring, the shell bottom end are fixedly connected on vertical plate, and locking is flexibly connected in the inner hole of the shell
Axis, lock shaft bottom end activity run through vertical plate, and the positioning hole in lock shaft bottom end activity insertion rotary shaft, the lock
Compressed spring is equipped between block machine upper end in the middle part of dead axle and shell inner hole top inner wall, the upper end activity of the lock shaft runs through
Shell is to outside, and lock shaft top is fixedly connected with pulling-on piece.
On the basis of above scheme, respectively symmetrically it is fixedly connected on the facade of the pedestal front and rear sides there are two erecting bed,
It extends through on four erecting beds equipped with mounting hole.
On the basis of above scheme, extend through on the outside of the upper end of two contact bases equipped with line mounting hole.
On the basis of above scheme, the front and rear sides of two contact upper ends are respectively equipped with slope, two contact knifes
The upper and lower ends of side elevation are respectively equipped with slope in piece.
On the basis of above scheme, the thickness of the insulator small end and the length dimension of spacer are respectively smaller than
The thickness of contact.
On the basis of above scheme, there are two the location hole is set, two location holes are respectively set on the rotary shaft
Position corresponding with lock shaft, and two location holes and lock shaft cooperate and can connect contact knife assembly and two contacts
The state for connecing and disconnecting is locked.
On the basis of above scheme, rubber sleeve is fixedly connected on the outer ring of the handle.
On the basis of above scheme, the front and rear sides in the rotary shaft positioned at vertical plate have been respectively fixedly connected with baffle, and
And two baffles are slidably matched with vertical plate respectively.
What the utility model had compared with prior art has the beneficial effect that disconnecting switch setting provided by the utility model
There is locked assembly, the state that it is connected and disconnected from can be locked when disconnecting switch connects or disconnects, so as to avoid
The generation of safety accident effectively improves safety of the construction personnel when overhauling to equipment or route, the utility model knot
Structure is simple and compact, easy to operate, and low manufacture cost is practical.
Detailed description of the invention
The utility model is described further with reference to the accompanying drawing:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the left view of Fig. 1；
Fig. 3 is the top view of the utility model contact knife assembly structure；
Fig. 4 is the structural schematic diagram of the utility model locked assembly；
Fig. 5 is use state diagram when the utility model switch disconnects；
Figure label are as follows: 1- pedestal, 101- erecting bed, 102- mounting hole, 2- insulator, 3- contact base, 301- line peace
Fill hole, 4- contact, 5- contact knife assembly, 501- contact knife piece, 502- bolt, 503- pin shaft, 504- spring, 505- nut, 506- every
Set, 6- insulation sub-link, 7- shaft, 8- connecting rod, 9- rotary shaft, 901- location hole, 10- vertical plate, 11- handle, 1101- rubber
Set, 12- locked assembly, 1201- shell, 1202- lock shaft, 1203- compressed spring, 1204- block machine, 1205- pulling-on piece, 13- gear
Piece.
Specific embodiment
In the description of the present invention, it should be understood that term " longitudinal direction ", " transverse direction ", "upper", "lower", " preceding ",
The orientation or positional relationship of the instructions such as " rear ", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" be based on
Orientation or positional relationship shown in the drawings is merely for convenience of description the utility model, rather than the dress of indication or suggestion meaning
It sets or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as to the utility model
Limitation.
As shown in Figures 1 to 5, a kind of highly-safe disconnecting switch of the utility model, including pedestal 1 and insulator 2, institute
It states central symmetry at left and right sides of 1 upper end of pedestal and has been respectively fixedly connected with insulator 2, the upper end of two insulators 2 is solid respectively
Surely it is connected with contact base 3, is respectively perpendicular on the inside of two 3 upper ends of contact base and is fixedly connected with contact 4, two contacts 4
Between be connected with contact knife assembly 5, the contact knife assembly 5 includes contact knife piece 501, bolt 502, pin shaft 503, spring 504, spiral shell
Cap 505 and spacer 506, there are two the contact knife piece 501 is set, a left side for side elevation in the contact knife piece 501 of 5 rear side of contact knife assembly
Right both ends have been respectively fixedly connected with bolt 502, and the middle part of side elevation is fixed in the contact knife piece 501 of 5 rear side of contact knife assembly connects
It is connected to pin shaft 503, the bolt 502 and contact knife piece 501 of the activity on front side of contact knife assembly 5, and contact knife respectively of pin shaft 503
Contact 4 of 502 activity of bolt in 5 left side of assembly above 1 left side of pedestal, before two bolts 502 are located at contact knife assembly 5
The outside of side contact knife piece 501 is respectively equipped with spring 504, by being threadedly coupled on 502 body of rod of bolt in two 504 outsides of springs
There is nut 505, two nuts 505 are pressed on respectively on two springs 504, and 502, bolt of 5 right side of contact knife assembly
In being arranged with spacer 506 on the body of rod of two 501 insides of contact knife piece, two contact knife pieces 501 of 5 right end of contact knife assembly are clamped
On the contact 4 above 1 right side of pedestal, the upper end of insulation sub-link 6 is flexibly connected on the pin shaft 503, the insulator connects
The lower end of bar 6 is flexibly connected by shaft 7 with one end of connecting rod 8, and the other end of the connecting rod 8 is fixedly connected in rotary shaft 9,
The back end activity of the rotary shaft 9 runs through vertical plate 10, is fixedly connected with handle 11 on the rear end end of the rotary shaft 9, described
10 bottom end of vertical plate is fixedly connected on pedestal 1, and the top of the vertical plate 10 is fixedly connected with locked assembly 12, the locked assembly
12 include shell 1201, lock shaft 1202 and compressed spring 1203, and 1201 bottom end of shell is fixedly connected on vertical plate 10, institute
Flexible connection lock shaft 1202 in the inner hole of shell 1201 is stated, the 1202 bottom end activity of lock shaft runs through vertical plate 10, and locks
1202 bottom end activity of dead axle is inserted into the location hole 901 in rotary shaft 9,1204 upper end of block machine at 1202 middle part of the lock shaft with
Compressed spring 1203 is equipped between 1201 inner hole top inner wall of shell, the upper end activity of the lock shaft 1202 runs through shell 1201
To outside, and 1202 top of lock shaft is fixedly connected with pulling-on piece 1205.
Erecting bed 101 there are two being respectively symmetrically fixedly connected on the 1 front and rear sides facade of pedestal, four erecting beds
It is extended through on 101 equipped with mounting hole 102, convenient for installation is fixed to disconnecting switch；Outside the upper end of two contact bases 3
Side is extended through equipped with line mounting hole 301, convenient for connection power supply line；The front and rear sides of two 4 upper ends of contact are set respectively
There is slope, the upper and lower ends of side elevation are respectively equipped with slope in two contact knife pieces 501, convenient for two contact knifes of contact knife assembly
It can smoothly be connect with contact 4 on the right side of piece 501；The thickness of insulation 6 upper end of sub-link and the length dimension of spacer 506
It is respectively smaller than the thickness of contact 4, two contacts 4 can be clamped convenient for two contact knife pieces 501；There are two the location hole 901 is set,
Two location holes 901 are separately positioned on position corresponding with lock shaft 1202 in rotary shaft 9, and two location holes
901 can lock the state that contact knife assembly 5 is connected and disconnected from two contacts 4 with the mutual cooperation of lock shaft 1202, just
In use；It is fixedly connected with rubber sleeve 1101 on the outer ring of the handle 11, is easy to use comfortable；It is located in the rotary shaft 9
The front and rear sides of vertical plate 10 have been respectively fixedly connected with baffle 13, and two baffles 13 are slidably matched with vertical plate 10 respectively, and two
Baffle 13 can prevent rotary shaft 9 from moving on vertical plate 10.
The principles of the present invention and advantage: the highly-safe disconnecting switch of one kind passes through erecting bed 101 when in use
On mounting hole 102 entire disconnecting switch is fixed, the power supply line that is connected to will be needed to be fixedly connected on two contacts respectively
In line mounting hole 301 on seat 3, in connection, the both ends of contact knife assembly 5 are contacted with contact 4 disconnecting switch respectively, two touchings
Blade 501 clamps two contacts 4 under the action of two 504 elastic force of spring, and power supply line is allowed to be connected to, at this time in locked assembly 12
The insertion of 1202 bottom end of lock shaft be fixed in rotary shaft 9 in one of location hole 901, to the connection status of disconnecting switch into
Row is fixed, and when disconnecting switch needs to disconnect, the lock shaft 1202 in locked assembly 12 is pulled up by pulling-on piece 1205, is allowed
Location hole 901 is left in 1202 bottom end of lock shaft, then rotates rotary shaft 9 by handle 11, and rotary shaft 9 is allowed to drive connecting rod 8 upward
Rotation, connecting rod 8 push contact knife assembly 5 to rotate upwards by insulation sub-link 6, and 5 left end of contact knife assembly is around bolt 502 in contact
It is rotated upwards on 4, the right end of contact knife assembly 5 leaves contact 4, and power supply line connection status is disconnected, and rotates rotary shaft 9, Zhi Daoxuan
Another location hole 901 in shaft 9 is aligned with lock shaft 1202, and the bottom end of lock shaft 1202 can be in the bullet of compressed spring 1203
It is inserted into another location hole 901 in rotary shaft 9 under power, the state that disconnecting switch disconnects is fixed, disconnection is avoided
The disconnecting switch of state has the risk of connection under no manual operation, substantially increases safety when route or overhaul of the equipments
Property, when power supply line there are multiple groups, multiple groups insulator 2, contact knife assembly 5, insulation sub-link 6, connecting rod 8 can be set on pedestal 1
The structure connected with rotary shaft 9 is connected to multi-group power line, meets the needs used, and the utility model is simple and reasonable, operation
Easy to use, low manufacture cost is suitble to promote the use of.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (8)
1. a kind of highly-safe disconnecting switch, including pedestal (1) and insulator (2), it is characterised in that: on the pedestal (1)
End left and right sides central symmetry has been respectively fixedly connected with insulator (2), and the upper end of two insulators (2) is respectively fixedly connected with
Have contact base (3), is respectively perpendicular and is fixedly connected with contact (4) on the inside of two contact base (3) upper ends, two contacts
(4) it is connected between contact knife assembly (5), the contact knife assembly (5) includes contact knife piece (501), bolt (502), pin shaft
(503), spring (504), nut (505) and spacer (506), there are two the contact knife piece (501) sets, the contact knife assembly (5)
The left and right ends of contact knife piece (501) interior side elevation of rear side have been respectively fixedly connected with bolt (502), after the contact knife assembly (5)
It is fixedly connected with pin shaft (503) in the middle part of contact knife piece (501) interior side elevation of side, the bolt (502) and pin shaft (503) are respectively
Contact knife piece (501) of the activity on front side of contact knife assembly (5), and bolt (502) activity on the left of contact knife assembly (5) runs through bottom
The contact (4) of top on the left of seat (1), two bolts (502) are located at the outside of contact knife piece (501) on front side of contact knife assembly (5)
It is respectively equipped with spring (504), by being threaded with nut on bolt (502) body of rod on the outside of two springs (504)
(505), two nuts (505) are pressed on respectively on two springs (504), the bolt on the right side of the contact knife assembly (5)
(502) it is located on the body of rod on the inside of two contact knife pieces (501) and is arranged with spacer (506), two of contact knife assembly (5) right end
Contact knife piece (501) is clamped on the right side of pedestal (1) on the contact (4) of top, and insulation sub-link is flexibly connected on the pin shaft (503)
(6) lower end of upper end, insulation sub-link (6) is flexibly connected by shaft (7) with one end of connecting rod (8), the connecting rod
(8) the other end is fixedly connected on rotary shaft (9), and the back end activity of the rotary shaft (9) runs through vertical plate (10), the rotation
It is fixedly connected on the rear end end of axis (9) handle (11), vertical plate (10) bottom end is fixedly connected on pedestal (1), described
The top of vertical plate (10) is fixedly connected with locked assembly (12), and the locked assembly (12) includes shell (1201), lock shaft
(1202) it is fixedly connected on vertical plate (10) with compressed spring (1203), shell (1201) bottom end, the shell (1201)
Inner hole in be flexibly connected lock shaft (1202), lock shaft (1202) the bottom end activity runs through vertical plate (10), and lock shaft
(1202) in the location hole (901) in bottom end activity insertion rotary shaft (9), the block machine (1204) in the middle part of the lock shaft (1202)
Compressed spring (1203) are equipped between upper end and shell (1201) inner hole top inner wall, the upper end activity of the lock shaft (1202)
Through shell (1201) to outside, and lock shaft (1202) top is fixedly connected with pulling-on piece (1205).
2. the highly-safe disconnecting switch of one kind according to claim 1, which is characterized in that two before and after the pedestal (1)
There are two being respectively symmetrically fixedly connected on side elevation erecting bed (101), is extended through on four erecting beds (101) and be equipped with peace
It fills hole (102).
3. the highly-safe disconnecting switch of one kind according to claim 1, which is characterized in that two contact bases (3)
Upper end on the outside of extend through equipped with line mounting hole (301).
4. the highly-safe disconnecting switch of one kind according to claim 1, which is characterized in that on two contacts (4)
The front and rear sides at end are respectively equipped with slope, and the upper and lower ends of two interior side elevations of the contact knife piece (501) are respectively equipped with slope.
5. the highly-safe disconnecting switch of one kind according to claim 1, which is characterized in that the insulation sub-link (6)
The length dimension of the thickness and spacer (506) of upper end is respectively smaller than the thickness of contact (4).
6. the highly-safe disconnecting switch of one kind according to claim 1, which is characterized in that the location hole (901) sets
There are two, two location holes (901) are separately positioned on position corresponding with lock shaft (1202) on rotary shaft (9), and
And two location holes (901) cooperate with lock shaft (1202) and can contact knife assembly (5) be connect and be broken with two contacts (4)
The state opened is locked.
7. the highly-safe disconnecting switch of one kind according to claim 1, which is characterized in that the outer ring of the handle (11)
On be fixedly connected with rubber sleeve (1101).
8. the highly-safe disconnecting switch of one kind according to claim 1, which is characterized in that the rotary shaft (9) is upper
It has been respectively fixedly connected with baffle (13) in the front and rear sides of vertical plate (10), and two baffles (13) are slided with vertical plate (10) respectively
Cooperation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282699.3U CN209434084U (en) | 2019-03-06 | 2019-03-06 | A kind of highly-safe disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920282699.3U CN209434084U (en) | 2019-03-06 | 2019-03-06 | A kind of highly-safe disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209434084U true CN209434084U (en) | 2019-09-24 |
Family
ID=67978403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920282699.3U Active CN209434084U (en) | 2019-03-06 | 2019-03-06 | A kind of highly-safe disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209434084U (en) |
-
2019
- 2019-03-06 CN CN201920282699.3U patent/CN209434084U/en active Active
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