CN208889554U - A kind of dynamic contact mechanism of disconnecting switch - Google Patents
A kind of dynamic contact mechanism of disconnecting switch Download PDFInfo
- Publication number
- CN208889554U CN208889554U CN201821472608.4U CN201821472608U CN208889554U CN 208889554 U CN208889554 U CN 208889554U CN 201821472608 U CN201821472608 U CN 201821472608U CN 208889554 U CN208889554 U CN 208889554U
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- porose area
- installation
- mounting hole
- installation porose
- elastic pressuring
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Abstract
The utility model discloses a kind of dynamic contact mechanisms of disconnecting switch, including contact is supported and several groups moving contact；Contact is arranged at intervals with several groups mounting hole on supporting, every group of mounting hole includes two mounting holes being oppositely arranged up and down, every group of moving contact includes four copper posts and two elastic pressuring plates, copper post and an elastic pressuring plate there are two being set in each mounting hole, the both ends of elastic pressuring plate have the first tabletting and the second tabletting, each mounting hole is concave hole, it is connected and composed by the first installation porose area and two second installation porose areas, it is respectively arranged in the middle part of two copper posts in two second installation porose areas, the second installation porose area is stretched out at the both ends of each copper post, the middle part of elastic pressuring plate is set in the first installation porose area, and first tabletting and the second tabletting stretch out the first installation porose area, and it is pressed on the end of two copper posts respectively.Structure in the utility model simplifies rationally, easy to assembly, has good practicability.
Description
Technical field
The utility model relates to a kind of dynamic contact mechanisms of disconnecting switch, belong to disconnecting switch field of structural design.
Background technique
Fuse disconnecting switch (being also disconnecting switch fuse group) is a kind of the simple of manual operation and effectively protects
Electric appliance is protected, mainly plays isolation or short-circuit protection in the line.The characteristics of disconnecting switch is the dynamic/static contact at disengaged position
Between insulation distance reach certain standard, and have it is apparent disconnect mark, and normal reflow circuit can be born in closure
With exceptional condition electric current in specific time.A kind of disconnecting switch fuse group is disclosed in patent document CN102394196A,
Involved in a kind of moving contact component, which is made of the identical round copper post of four length, spring and auxiliary member, institute
It states four round copper posts to be arranged in parallel under the support of auxiliary member, the elastic direction of spring and circle copper post are perpendicular.From patent text
The Figure of description offered can be seen that the moving contact component, and structure is complicated, and amount of parts is more, inconvenience assembling.
Utility model content
In this regard, the utility model is intended to provide a kind of dynamic contact mechanism of reasonable disconnecting switch of structure relative simplicity.
Realizing the technical solution of the utility model aim is:
A kind of dynamic contact mechanism of disconnecting switch, the several groups for supporting and being arranged in the contact to support including contact are dynamic
Contact；The contact is arranged at intervals with several groups mounting hole on supporting, the group number of the mounting hole is equal with the group number of moving contact,
Every group of mounting hole includes two mounting holes being oppositely arranged up and down, and every group of moving contact includes four copper posts and two elastic pressuring plates,
It is set in each mounting hole there are two copper post and an elastic pressuring plate, the both ends of the elastic pressuring plate have the first tabletting and the second pressure
Piece, each mounting hole are concave hole, by the first installation porose area and are connected in two of first installation porose area side the
Two installation porose areas connect and compose, and are respectively arranged in two second installation porose areas in the middle part of two copper posts, and the both ends of each copper post are stretched out
The second installation porose area, the middle part of the elastic pressuring plate are set in the first installation porose area, first tabletting and described
The first installation porose area is stretched out in second tabletting, and is pressed on the end of two copper posts respectively.
In above-mentioned technical proposal, the middle part of the elastic pressuring plate is equipped with positioning groove, and described first installs the corresponding of porose area
Inner wall is equipped with the positioning protrusion matched with the positioning groove.
In above-mentioned technical proposal, each copper post includes sequentially connected first end, interlude and second end, the first end
Diameter and the diameter of second end are greater than the diameter of the interlude, the width of the simultaneously greater than described second installation porose area, described
The junction and the second end of first end and the interlude and the junction of the interlude are respectively formed the first confined planes
With the second confined planes, the length of the length of the interlude and the second installation porose area is adapted, and the interlude is in institute
It states in the second installation porose area, and prevents the copper post out of second installation porose area by the first confined planes and the limit of the second confined planes
Abjection.
The utility model has the effect of positive: the dynamic contact mechanism structure in the utility model simplifies rationally, constitutes zero
Number of components is less, easy to assembly, has good using effect.
Detailed description of the invention
Fig. 1 is the perspective view of dynamic contact mechanism in the utility model；
Fig. 2 is the top view of dynamic contact mechanism in Fig. 1；
Fig. 3 is the cross-sectional view along Fig. 2 when line A-A cutting；
Fig. 4 is the structural schematic diagram that contact is supported in the utility model；
Fig. 5 is the structural schematic diagram of elastic pressuring plate in the utility model；
Fig. 6 is the structural schematic diagram of copper post in the utility model.
Appended drawing reference as shown in the figure are as follows: 1- contact is supported；2- mounting hole；21- first installs porose area；The second mounting hole of 22-
Area；23- positioning protrusion；3- copper post；31- first end；32- interlude；33- second end；The first confined planes of 34-；35- second is limited
Face；4- elastic pressuring plate；The first tabletting of 41-；The second tabletting of 42-；43- positioning groove.
Specific embodiment
The specific structure in the utility model is done to illustrate with reference to the accompanying drawings of the specification:
A kind of dynamic contact mechanism of disconnecting switch, as shown in Figures 1 to 5 comprising contact is supported 1 and is arranged in the touching
Head supports the several groups moving contact on 1；The contact is supported to be arranged at intervals with several groups mounting hole, the group of the mounting hole 2 on 1
Number is equal with the group number of moving contact, and every group of mounting hole includes two mounting holes 2 being oppositely arranged up and down, and every group of moving contact includes four
Root copper post 3 and two elastic pressuring plates 4, set that there are two copper post 3 and an elastic pressuring plate 4, the elastic pressuring plates in each mounting hole 2
4 both ends have the first tabletting 41 and the second tabletting 42, and each mounting hole 2 is concave hole, by the first installation 21 He of porose area
It is connected with the two second installation porose areas 22 in first installation, 21 side of porose area to connect and compose, the middle part difference of two copper posts 3
In two second installation porose areas 22, the second installation porose area 22 is stretched out at the both ends of each copper post 3, the elastic pressuring plate 4
Middle part is set in the first installation porose area 21, and first mounting hole is stretched out in first tabletting 41 and second tabletting 42
Area 21, and be pressed on the end of two copper posts 3 respectively.Dynamic contact mechanism structure in the utility model simplifies rationally, constitutes
Amount of parts is less, easy to assembly, has good using effect.In assembling, first two in same mounting hole 2 the
It is respectively charged into a copper post 3 in two installation porose areas 22, is then packed into elastic pressuring plate 4 in the first installation porose area 21, elastic pressuring plate 4 fills
After entering in place, the first tabletting 41 and the second tabletting 42 of end are pressed on respectively on the outer end of two copper posts 3, are existed with this way
All moving contacts are installed on moving contact supporter.
In the present embodiment, the middle part of the elastic pressuring plate 4 is equipped with positioning groove 43, and described first installs the corresponding of porose area 21
Inner wall is equipped with the positioning protrusion 23 matched with the positioning groove 43, and elastic pressuring plate 4 leads to after being packed into the first installation porose area 21
The cooperation of positioning protrusion 23 and positioning groove 43 is crossed to position it so that elastic pressuring plate 4 install it is solid and reliable.
Referring to shown in Fig. 6, each copper post 3 in the present embodiment includes sequentially connected first end 31, interlude 32 and second
The diameter of end 33, the diameter of the first end 31 and second end 33 is greater than the diameter of the interlude 32, and simultaneously greater than described the
The width of two installation porose areas 22, the first end 31 and the junction of the interlude 32 and the second end 33 and it is described in
Between the junction of section 32 be respectively formed the first confined planes 34 and the second confined planes 35, the length of the interlude 32 and described second
The length for installing porose area 22 is adapted, and the interlude 32 is in the second installation porose area 22, and passes through the first confined planes
34 and second confined planes 35 limit prevent the copper post 3 from second installation porose area 22 in deviate from, make copper post 3 using the above structure
Installation it is more solid and reliable, can effectively avoid copper post 3 from occurring axial displacement in the second installation porose area 22, and then be detached from second
Porose area 22 is installed.
Obviously, the above embodiments of the present invention is merely examples for clearly illustrating the present invention, and
It is not limitations of the embodiments of the present invention.For those of ordinary skill in the art, in above description
On the basis of can also make other variations or changes in different ways.There is no need and unable to give all embodiments
Exhaustion.And the obvious changes or variations that these connotations for belonging to the utility model are extended out still fall within it is practical
Novel protection scope.
Claims (3)
1. a kind of dynamic contact mechanism of disconnecting switch supports (1) and setting several in contact support (1) including contact
Group moving contact；It is characterized in that, the contact is supported to be arranged at intervals with several groups mounting hole, the group of the mounting hole (2) on (1)
Number is equal with the group number of moving contact, and every group of mounting hole includes two mounting holes (2) being oppositely arranged up and down, and every group of moving contact includes
Four copper posts (3) and two elastic pressuring plates (4), each mounting hole (2) is interior to be set there are two copper post (3) and an elastic pressuring plate (4),
The both ends of the elastic pressuring plate (4) have the first tabletting (41) and the second tabletting (42), and each mounting hole (2) is concave hole,
It is connected by the first installation porose area (21) and two second installation porose areas (22) being connected in first installation porose area (21) side
Composition is connect, is respectively arranged in the middle part of two copper posts (3) in two second installation porose areas (22), institute is stretched out at the both ends of each copper post (3)
The second installation porose area (22) is stated, the middle part of the elastic pressuring plate (4) is set in first installation porose area (21), first pressure
First installation porose area (21) is stretched out in piece (41) and second tabletting (42), and is pressed on the end of two copper posts (3) respectively
In portion.
2. the dynamic contact mechanism of disconnecting switch according to claim 1, which is characterized in that in the elastic pressuring plate (4)
Portion is equipped with positioning groove (43), and the respective inner walls of first installation porose area (21) are equipped with to match with the positioning groove (43)
The positioning protrusion (23) of conjunction.
3. the dynamic contact mechanism of disconnecting switch according to claim 1, which is characterized in that each copper post (3) includes successively connecting
First end (31), interlude (32) and the second end (33) connect, the diameter of the first end (31) and the diameter of second end (33)
Greater than the diameter of the interlude (32), the width of simultaneously greater than described second installation porose area (22), in the first end (31)
First is respectively formed with the junction of the junction of the interlude (32) and the second end (33) and the interlude (32)
Confined planes (34) and the second confined planes (35), the length phase of the length of the interlude (32) and second installation porose area (22)
It adapts to, the interlude (32) is in second installation porose area (22), and passes through the first confined planes (34) and the second limit
Face (35) limit prevents the copper post (3) abjection out of second installation porose area (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472608.4U CN208889554U (en) | 2018-09-10 | 2018-09-10 | A kind of dynamic contact mechanism of disconnecting switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821472608.4U CN208889554U (en) | 2018-09-10 | 2018-09-10 | A kind of dynamic contact mechanism of disconnecting switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208889554U true CN208889554U (en) | 2019-05-21 |
Family
ID=66511734
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821472608.4U Active CN208889554U (en) | 2018-09-10 | 2018-09-10 | A kind of dynamic contact mechanism of disconnecting switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208889554U (en) |
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2018
- 2018-09-10 CN CN201821472608.4U patent/CN208889554U/en active Active
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