CN208903907U - A kind of earthing switch with ground connection operating mechanism - Google Patents
A kind of earthing switch with ground connection operating mechanism Download PDFInfo
- Publication number
- CN208903907U CN208903907U CN201821819902.8U CN201821819902U CN208903907U CN 208903907 U CN208903907 U CN 208903907U CN 201821819902 U CN201821819902 U CN 201821819902U CN 208903907 U CN208903907 U CN 208903907U
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- fixed
- ground connection
- connecting tube
- static contact
- operating mechanism
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Abstract
The utility model belongs to earthing or grounding means technical field, in particular a kind of earthing switch with ground connection operating mechanism, including chassis, the inner sidewall of the chassis is fixed with shaft, the front surface of the shaft is equipped with separating brake travel switch, the lateral wall of the shaft is fixed with operation connecting lever, the top of the chassis is fixed with support insulator, the top of the chassis is fixed with spiral energy-stored spring close to the front surface of the shaft, the side of the spiral energy-stored spring is fixed with earthed crank arm, and the top of the earthed crank arm is fixed with moving knife；The lateral wall top of support insulator is removably connected with rubber ring; connecting tube is fixed on the part among protrusion; to play the role of convenient for fixed rubber ring and connecting tube; played the role of by rubber ring and connecting tube convenient for fixed protection portion and support insulator; protection department can coat the upper surface of static contact, play the role of the static contact of protection electrification.
Description
Technical field
The utility model belongs to earthing or grounding means technical field, and in particular to a kind of to open with the ground connection for being grounded operating mechanism
It closes.
Background technique
Earthing switch refers to service personnel when release is leaned on by repair apparatus and the electrostatic in circuit and is guarantee interruption maintenance
A kind of mechanical grounding device of personal safety.It can (as short circuit) tolerance certain time in abnormal cases electric current, but
Obstructed overload electric current under normal circumstances.It is usually a part of disconnecting switch.
Open patent of invention number is a kind of (CN201410699627.0) earthing switch with ground connection operating mechanism, including
Earthing switch and the ground connection operating mechanism being connected with grounding switch main shaft for driving earthing switch combined floodgate or separating brake, the ground connection
Switch includes that the left side closing switch being connected in series by three switches, in the earthing switch and the right side in earthing switch are closed a floodgate
Switch shares same root main shaft respectively, and the switch includes output copper bar, intermediate insulation mounting plate, left side closing switch and right side
Output copper bar described in closing switch be connected with intermediate insulation mounting plate on the left of closing switch and right side closing switch be arranged in simultaneously
In the arranged on left and right sides of switch bracket ontology, and the left side closing switch and right side closing switch are located at intermediate insulation mounting plate
Two sides described in left side closing switch and right side closing switch include that the both ends of main shaft described in main shaft are mounted on the switch and prop up
In axis hole on frame ontology both side plate, the main shaft is driven described in rotation insulated mounting plate absolutely as the driving mechanism for being located at one end
Edge mounting plate is fixed at connecting copper bar described in connecting copper bar on switch bracket ontology and is fixed on insulated mounting plate, the
The first static contact in left side closing switch described in one static contact is fixed at institute on intermediate insulation mounting plate by screw thread pair
The first static contact stated in the closing switch of right side is fixed on insulated mounting plate, and the movable electrode group that is connected with connecting copper bar
Part, the movable electrode component in the left side closing switch is connect with the first static contact slidingtype, and movable electrode component passes through
Insulation swing arm be connected with swing axis movement it is described insulate swing arm one end be fixed on main shaft in the right side closing switch
Movable electrode component connect with the first static contact slidingtype, and movable electrode component passes through insulation swing arm and swing axis movement phase
Even one end of the insulation swing arm is fixed on main shaft, the second static contact in left side closing switch described in the second static contact
It is fixed on insulated mounting plate, and is connected with connecting copper bar, second static contact and the first static contact are oppositely arranged institute
It states on the first static contact that the second static contact in the closing switch of right side is fixed in the closing switch of left side by screw thread pair,
And second static contact with output copper bar be connected, second static contact is oppositely arranged with the first static contact, wherein the movable electricity
Pole component includes metal connector sleeve letter, is insulated the letter of metal connector sleeve and the first static contact slidingtype described in set and insulation swing arm
Be connected the metal connector sleeve letter one end by fastener and the first static contact it is closely coupled, the other end of metal connector sleeve letter
It is sleeved on the outside of metal connector sleeve letter by closely coupled described be insulated of petaloid connector and the first static contact, and with
One end that metal connector sleeve letter is fixedly connected with the insulation swing arm is fixed on main shaft, and is arranged radially the insulation along main shaft
The other end of swing arm is connected with set swing type is insulated.
Existing technology has the following problems:
1, existing earthing switch is mostly open type, the static contact of electrification usually it is exposed in air, greatly mention
Its high probability to peripheral conductor electric discharge, in order to guarantee the safety between electrical body, Yao Jia great earthing switch and other electrifications
The distance between body further affects the volume and making material cost of switchgear；
2, earthing switch of the ground connection with ground connection operating mechanism of existing switch contact, has the appearance of switch surface
Injustice or angle deviating can all cause to contact bad, too high in resistance, so that contact surface be made largely to generate heat, it may appear that safe thing
Therefore.
Summary of the invention
To solve the problems mentioned above in the background art.The utility model provides a kind of with ground connection operating mechanism
Earthing switch has the characteristics that protect static contact and limits switch.
To achieve the above object, the utility model provides the following technical solutions: a kind of ground connection with ground connection operating mechanism
Switch, including chassis, the inner sidewall of the chassis are fixed with shaft, and the front surface of the shaft is equipped with separating brake travel switch,
The lateral wall of the shaft is fixed with operation connecting lever, and the top of the chassis is fixed with support insulator, the top of the chassis
Front surface close to the shaft is fixed with spiral energy-stored spring, and the side of the spiral energy-stored spring is fixed with earthed crank arm,
The top of the earthed crank arm is fixed with moving knife, and the lateral wall of the moving knife is fixed with touch spring, the support insulator
Top is fixed with static contact by nut, and the lateral wall top of support insulator is removably connected with rubber ring, the rubber ring
One end be fixed with connecting tube, the other end of the connecting tube is fixed with protection department, and the lateral wall of the protection department is fixed with
Determine portion.
Preferably, the lower surface of the static contact is fixed with limited block, and the limited block two are one group, quantity three
Group.
Preferably, one end of the rubber ring is equipped with protrusion, and the protrusion is three parts, wherein intermediate portion
Divide smaller than the section diameter at both ends.
Preferably, one end of the connecting tube is fixed with sealing ring, and the connecting tube passes through the sealing ring and the rubber
Rubber ring be detachably connected.
Preferably, the lateral wall of the connecting tube is fixed with connecting band.
Preferably, the protection department is corresponded to each other with the shapes and sizes of the static contact.
Preferably, the quantity of the fixed part is multiple.
Compared with prior art, the utility model has the beneficial effects that
1, the lateral wall top of support insulator is removably connected with rubber ring, and connecting tube is fixed on the portion among protrusion
Point, to play the role of playing convenient for fixed rubber ring and connecting tube by rubber ring and connecting tube convenient for fixed protection portion
With the effect of support insulator, protection department can coat the upper surface of static contact, play the role of the static contact of protection electrification.
2, by operation operation connecting lever rotate shaft, drive earthed crank arm movement, after so that moving knife is rotated by a certain angle with
Static contact combines, and limited block is fixed to each other with static contact, and moving knife is embedded in the inner sidewall of one group of limited block, to realize to switch
Position-limiting action, avoid angle from deviateing, cause to occur contacting bad phenomenon.
Detailed description of the invention
Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this
Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the top view of the utility model；
Fig. 3 is the side view of the utility model；
Fig. 4 is the rubber ring structural schematic diagram in the utility model；
Fig. 5 is the connecting pipe structure schematic diagram in the utility model.
In figure: 1, chassis；2, shaft；3, earthed crank arm；4, touch spring；5, static contact；6, moving knife；7, post insulator
Son；8, connecting lever is operated；9, spiral energy-stored spring；10, separating brake travel switch；11, rubber ring；12, connecting tube；13, protection department；
14, fixed part.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Embodiment
Fig. 1-5 is please referred to, the utility model is the following technical schemes are provided: a kind of ground connection with ground connection operating mechanism is opened
It closes, including chassis 1, the inner sidewall of the chassis 1 are fixed with shaft 2, the front surface of the shaft 2 is equipped with separating brake travel switch
10, the lateral wall of the shaft 2 is fixed with operation connecting lever 8, and the top of the chassis 1 is fixed with support insulator 7, the chassis
1 top is fixed with spiral energy-stored spring 9 close to the front surface of the shaft 2, and the side of the spiral energy-stored spring 9 is fixed with
Earthed crank arm 3, the top of the earthed crank arm 3 are fixed with moving knife 6, and the lateral wall of the moving knife 6 is fixed with touch spring 4, institute
The top for stating support insulator 7 is fixed with static contact 5 by nut, and the lateral wall top of support insulator 7 is removably connected with
Rubber ring 11, one end of the rubber ring 11 are fixed with connecting tube 12, and the other end of the connecting tube 12 is fixed with protection department 13,
The lateral wall of the protection department 13 is fixed with fixed part 14, is played by rubber ring 11 and connecting tube 12 convenient for fixed protection portion 13
With the effect of support insulator 7, protection department 13 is capable of fixing by fixed part 14, wherein fixed part 14 is magnet, connecting tube 12
Material be rubber, protection department 13 also be rubber material, magnet can play absorption protection department 13 to realize protection electrification
The effect of static contact 5.
Specifically, the lower surface of the static contact 5 is fixed with limited block, the limited block two are one group, quantity three
Group, limited block are fixed to each other with static contact 5, and moving knife 6 is embedded in the inner sidewall of one group of limited block, to realize the limit to switch
Effect, avoids angle from deviateing, and causes to occur contacting bad phenomenon.
Specifically, one end of the rubber ring 11 is equipped with protrusion, the protrusion is three parts, wherein intermediate
Part is smaller than the section diameter at both ends, and protrusion is rubber material, by the setting of protrusion so that connecting tube 12 be fixed on it is prominent
Part among the portion of rising, to play the role of convenient for fixed rubber ring 11 and connecting tube 12.
Specifically, one end of the connecting tube 12 is fixed with sealing ring, the connecting tube 12 passes through the sealing ring and institute
It states rubber ring 11 and is detachably connected, connecting tube 12 is rubber material, and sealing ring can run through protrusion, by squeezing protrusion
The part of outer end, so that sealing ring passes through the outer end portion of protrusion, into the part among protrusion, and due to intermediate portion
It is point smaller than the section diameter at both ends, so that sealing ring is fixed on the part among protrusion.
Specifically, the lateral wall of the connecting tube 12 is fixed with connecting band, by the setting of connecting band, so that earthing switch
When unused, user of service stirs connecting band and protection department 13 is driven to correspond to each other with static contact 5 rapidly, plays to static contact 5
Protective action, connecting band can help user of service to save the time, improve efficiency.
Specifically, the protection department 13 is corresponded to each other with the shapes and sizes of the static contact 5, protection department 13 can be wrapped
The upper surface for covering static contact 5, it is fixed by fixed part 14, play the role of the static contact 5 of protection electrification, support insulator 7
Lateral wall top is removably connected with rubber ring 11, so as to rubber ring 11 easy to disassemble and protection department 13.
Specifically, the quantity of the fixed part 14 be it is multiple, fixed part 14 is fixed with by the lateral wall of protection department 13, just
In realizing being fixed to each other for protection department 13 and static contact 5, prevent protection department 13 from surprisingly falling off, wherein fixed part 14 is magnet.
The working principle and process for using of the utility model: after the utility model is moved to place to use by user of service,
When switchgear needs to overhaul, need that earthing switch electric loop is first carried out ground connection operation, operator needs to move operation
Connecting lever 8, operation connecting lever 8 make shaft 2 rotate, drive earthed crank arm 3 act, after so that moving knife 6 is rotated by a certain angle with 5 knot of static contact
It closes, limited block is fixed to each other with static contact 5, and moving knife 6 is embedded in the inner sidewall of one group of limited block, to realize the limit to switch
Effect, avoids angle from deviateing, and causes to occur contacting bad phenomenon, the lateral wall top of support insulator 7 detachably connects
It is connected to rubber ring 11, one end of the rubber ring 11 is equipped with protrusion, and the protrusion is three parts, wherein intermediate portion
It is point smaller than the section diameter at both ends, by the setting of protrusion, so that connecting tube 12 is fixed on the part among protrusion, thus
Play the role of playing convenient for fixed rubber ring 11 and connecting tube 12 by rubber ring 11 and connecting tube 12 convenient for fixed protection portion
13 and support insulator 7 effect, protection department 13 is capable of fixing by fixed part 14, wherein fixed part 14 be magnet, connecting tube
12 material is rubber, and protection department 13 is also rubber material, and magnet can play absorption protection department 13 to realize protection electrification
Static contact 5 effect.
Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this
Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art
For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic
It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of earthing switch with ground connection operating mechanism, including chassis (1), it is characterised in that: the inside of the chassis (1)
Wall is fixed with shaft (2), and the front surface of the shaft (2) is equipped with separating brake travel switch (10), the lateral wall of the shaft (2)
It is fixed with operation connecting lever (8), the top of the chassis (1) is fixed with support insulator (7), and the top of the chassis (1) is close
The front surface of the shaft (2) is fixed with spiral energy-stored spring (9), and the side of the spiral energy-stored spring (9) is fixed with ground connection
The top of connecting lever (3), the earthed crank arm (3) is fixed with moving knife (6), and the lateral wall of the moving knife (6) is fixed with touch spring
(4), the top of the support insulator (7) is fixed with static contact (5) by nut, the lateral wall top of support insulator (7)
It is removably connected with rubber ring (11), one end of the rubber ring (11) is fixed with connecting tube (12), the connecting tube (12)
The other end is fixed with protection department (13), and the lateral wall of the protection department (13) is fixed with fixed part (14).
2. a kind of earthing switch with ground connection operating mechanism according to claim 1, it is characterised in that: the static contact
(5) lower surface is fixed with limited block, and the limited block two are one group, and quantity is three groups.
3. a kind of earthing switch with ground connection operating mechanism according to claim 1, it is characterised in that: the rubber ring
(11) one end is equipped with protrusion, and the protrusion is three parts, wherein intermediate part is smaller than the section diameter at both ends.
4. a kind of earthing switch with ground connection operating mechanism according to claim 1, it is characterised in that: the connecting tube
(12) one end is fixed with sealing ring, the connecting tube (12) by the sealing ring and the rubber ring (11) with detachably connect
It connects.
5. a kind of earthing switch with ground connection operating mechanism according to claim 1, it is characterised in that: the connecting tube
(12) lateral wall is fixed with connecting band.
6. a kind of earthing switch with ground connection operating mechanism according to claim 1, it is characterised in that: the protection department
(13) corresponded to each other with the shapes and sizes of the static contact (5).
7. a kind of earthing switch with ground connection operating mechanism according to claim 1, it is characterised in that: the fixed part
(14) quantity is multiple.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821819902.8U CN208903907U (en) | 2018-11-06 | 2018-11-06 | A kind of earthing switch with ground connection operating mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821819902.8U CN208903907U (en) | 2018-11-06 | 2018-11-06 | A kind of earthing switch with ground connection operating mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208903907U true CN208903907U (en) | 2019-05-24 |
Family
ID=66577544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821819902.8U Active CN208903907U (en) | 2018-11-06 | 2018-11-06 | A kind of earthing switch with ground connection operating mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208903907U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257610A (en) * | 2021-05-13 | 2021-08-13 | 西安金叶电力科技有限公司 | High-voltage isolating switch, method for isolating power supply and application |
-
2018
- 2018-11-06 CN CN201821819902.8U patent/CN208903907U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113257610A (en) * | 2021-05-13 | 2021-08-13 | 西安金叶电力科技有限公司 | High-voltage isolating switch, method for isolating power supply and application |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190822 Address after: 238300 Wuwei Economic Development Zone Chengdong Park, Wuhu City, Anhui Province Patentee after: Angao Electric Co., Ltd. Address before: 443004 No. 100 Tan Tan Road, Point Military Area, Yichang, Hubei Patentee before: Hubei Hukai Switch Electric Co., Ltd. |