CN204117990U - With the circuit breaker of protective cover - Google Patents
With the circuit breaker of protective cover Download PDFInfo
- Publication number
- CN204117990U CN204117990U CN201420579652.0U CN201420579652U CN204117990U CN 204117990 U CN204117990 U CN 204117990U CN 201420579652 U CN201420579652 U CN 201420579652U CN 204117990 U CN204117990 U CN 204117990U
- Authority
- CN
- China
- Prior art keywords
- protective cover
- chamber
- circuit breaker
- drier
- breaker body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of circuit breaker with protective cover, comprise breaker body, protective cover is arranged with outside described breaker body, described protective cover is dismantled with breaker body and is connected, described protective cover comprises outer wall and inwall, four perisporiums of described inwall are equipped with some placed cavities, drier is placed with in described placed cavity, described protective cover is provided with changes chamber, described replacing chamber is dismantled with protective cover and is connected, the both sides in described replacing chamber are respectively arranged with the active connection part removably connected with protective cover, realize the optimization of circuit breaker in moisture-proof function, increase the active area of drier, and protective cover is detachable, protective cover offers and changes chamber, for safeguarding the circuit breaker of band protective cover, change the drier in protective cover, increase the useful life of protective cover.
Description
Technical field
The utility model relates to a kind of circuit breaker, and more particularly, it relates to a kind of circuit breaker with protective cover.
Background technology
Circuit breaker refer to the electric current that can close, carry and cut-off under normal loop condition and can close, in official hour, the blue power circuit breaker of the switching device Shanghai plum of carrying and the electric current under cut-offfing abnormal loop condition can be used to distribute electric energy; infrequently start asynchronous motor; protection is carried out to power circuit and motor etc.; can automatic shutdown circuit when serious overload or short circuit and the fault such as under-voltage occur for they, its function is equivalent to Fuse switch and the combination of crossing underheat relay etc.And generally do not need to change parts after disjunction fault current.At present, obtain a wide range of applications.
The external condition that the need of work of circuit breaker is certain coordinates, the ambient air temperature upper limit+40 DEG C; Ambient air temperature lower limit-5 DEG C; The mean value of ambient air temperature 24h is no more than+35 DEG C.The height above sea level of infield is no more than 2000m.Relative humidity of atomsphere around air themperature is no more than 50% for when+40 DEG C; Higher relative humidity can be had at compared with end temperature; The maximum relative humidity of monthly average of the wettest moon is 90%, simultaneously the mean monthly maximum temperature+25 DEG C of this month, and considers the condensation occurred in because of variations in temperature on product surface.
Application number be 201220450340.0 Chinese patent disclose a kind of moistureproof outdoor high-voltage vacuum breaker, comprise breaker body, placed cavity is provided with bottom described breaker body, described placed cavity is communicated with breaker body inside, drier is provided with in described placed cavity, be provided with isolation wire netting above described drier, below is provided with gland, is provided with sealing gasket between described gland and placed cavity.This moistureproof outdoor high-voltage vacuum breaker effectively can absorb the moisture in access mechanism, prevent the generation of the globule, improve stability and the useful life of mechanism, although this utility model mainly solves existing outdoor high-voltage vacuum breaker and is easily entered by moisture and slowly pile up, form water droplet, affect the problem in normal operation of circuit breaker and useful life, but, cavity is positioned at breaker body bottom, away from each parts of circuit breaker internal, and cavities open is less, moisture protection is limited, and uses drier long afterwards not easily to change.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is provide a kind of moisture-proof role area large and change the circuit breaker of drier easily with protective cover.
For achieving the above object; the utility model provides following technical scheme: a kind of circuit breaker with protective cover; comprise breaker body; protective cover is arranged with outside described breaker body; described protective cover is dismantled with breaker body and is connected; described protective cover comprises outer wall and inwall; four perisporiums of described inwall are equipped with some placed cavities; drier is placed with in described placed cavity; described protective cover is provided with changes chamber; described replacing chamber is dismantled with protective cover and is connected, and the both sides in described replacing chamber are respectively arranged with the active connection part removably connected with protective cover.
By adopting technique scheme, inwall evenly arranges multiple placed cavity, drier is made to be distributed on inwall, increase the sphere of action of drier in protective cover, change chamber and can open protective cover, attendant can be operated breaker body through protective cover, and observe the drier service condition of protective cover inside, bottom is provided with the active connection part removably connected with protective cover, when needing to change drier, by controlling the matching relationship of active connection part and protective cover, complete the dismounting changing chamber, be convenient to observe the drier service condition in protective cover, thus judge the timely replacing to protective cover internal desiccant.
The utility model is set to further: described placed cavity is provided with the dodge gate for preventing drier from skidding off placed cavity, described dodge gate and placed cavity hinged, described dodge gate is provided with some air-vents, and protective cover is provided with the movable opening and closing element preventing dodge gate from opening.
By adopting technique scheme; drier is limited in placed cavity; and prevent the drier be arranged in away from the placed cavity of one end, ground from skidding off by movable opening and closing element; and realize drier by air-vent drying is carried out to the air in protective cover, prevent malaria from affecting breaker body.
The utility model is set to further: described inwall is provided with water accepting layer, and described water accepting layer is evenly covered on inner wall surface.
By adopting technique scheme, strengthen further the absorbent function of protective cover, and prevent protective cover inner wall surface to congeal into the globule because of reason that temperature degenerates, globule landing, on breaker body, is infiltrated in breaker body, is caused the damage to breaker body.
The utility model is set to further: described replacing chamber outer rim is provided with sealing gasket; described replacing chamber is provided with Elastic buckle; Elastic buckle and protective cover fasten mutually, and the two ends in described replacing chamber are provided with the operating portion relatively changing bottom surface, chamber projection, and described operating portion and Elastic buckle are connected.
By adopting technique scheme; sealing gasket reduces the gap changed between chamber and protective cover; prevent malaria from entering protective cover, replacing chamber is firmly fastened on protective cover by Elastic buckle, to changing the active force setting up press seal pad between chamber and protective cover; the sealing function of further enhancing sealing gasket; enhanced protection cover humidity resistance, when needing observe or change drier, passes through press operating part; realize the disengaging of Elastic buckle and protective cover, complete the dismounting changing chamber.
The utility model is set to further: described protective cover is provided with opening, and described opening and breaker body shape, size are suitable, and described rims is provided with sealing ring.
By adopting technique scheme; protective cover is set on breaker body; be convenient to the mounting or dismounting of protective cover; sealing ring effectively can play sealing function to the part that protective cover is connected with breaker body; prevent the too much moisture in air from entering protective cover; thus the device affected in circuit breaker, increase the useful life of protective cover internal desiccant, increase maintenance period of the present utility model.
Compared with prior art; the utility model has the advantage of: realize the optimization of circuit breaker in moisture-proof function; increase the active area of drier; and protective cover is detachable; protective cover offers and changes chamber; for safeguarding the circuit breaker of band protective cover, changing the drier in protective cover, adding the useful life increasing protective cover.
Accompanying drawing explanation
Fig. 1 is the structural representation of the circuit breaker embodiment of the utility model band protective cover;
Fig. 2 is the cutaway view of Fig. 1;
Fig. 3 is the perspective view of protective cover;
Fig. 4 is the enlarged diagram in A portion in Fig. 2;
Fig. 5 is the perspective view changing chamber.
Accompanying drawing illustrates: 1, breaker body; 2, protective cover; 21, dodge gate; 22, placed cavity; 23, chamber is changed; 24, movable opening and closing element; 25, air-vent; 3, operating portion; 31, Elastic buckle.
Embodiment
Referring to figs. 1 through Fig. 5, the circuit breaker embodiment of the utility model band protective cover is described further.
A kind of circuit breaker with protective cover 2, comprise breaker body 1, protective cover 2 is arranged with outside described breaker body 1, described protective cover 2 is dismantled with breaker body 1 and is connected, described protective cover 2 comprises outer wall and inwall, four perisporiums of described inwall are equipped with some placed cavities 22, drier is placed with in described placed cavity 22, described protective cover 2 is provided with changes chamber 23, described replacing chamber 23 is dismantled with protective cover 2 and is connected, the both sides in described replacing chamber 23 are respectively arranged with the active connection part removably connected with protective cover 2, described replacing chamber 23 outer rim is provided with sealing gasket, described active connection part is Elastic buckle 31, Elastic buckle 31 and protective cover 2 fasten mutually, the two ends in described replacing chamber 23 are provided with the operating portion 3 relatively changing bottom surface, chamber 23 projection, described operating portion 3 is connected with Elastic buckle 31, operating portion 3 and elastic component buckle 31 are in being wholely set, the both sides changing chamber 23 are equipped with Elastic buckle sealing gasket and reduce the gap changed between chamber 23 and protective cover 2, prevent malaria from entering protective cover 2, replacing chamber 23 is firmly fastened on protective cover 2 by Elastic buckle 31, to changing the active force setting up press seal pad between chamber 23 and protective cover 2, the sealing function of further enhancing sealing gasket, enhanced protection cover 2 humidity resistance, when needing observe or change drier, by press operating part 3, realize the disengaging of Elastic buckle 31 and protective cover 2, complete the dismounting changing chamber 23.Inwall evenly arranges multiple placed cavity 22, drier is made to be distributed on inwall, increase the sphere of action of drier in protective cover 2, change chamber 23 and can open protective cover 2, attendant can be operated through protective cover 2 pairs of breaker bodies 1, and observe the drier service condition of protective cover 2 inside, bottom is provided with the active connection part removably connected with protective cover 2, when needing to change drier, by controlling the matching relationship of active connection part and protective cover 2, complete the dismounting changing chamber 23, be convenient to observe the drier service condition in protective cover 2, thus judge the timely replacing to protective cover 2 internal desiccant.
Described placed cavity 22 is provided with the dodge gate 21 for preventing drier from skidding off placed cavity 22, described dodge gate 21 is hinged with placed cavity 22, described dodge gate 21 is provided with some air-vents 25, protective cover 2 is provided with the movable opening and closing element 24 preventing dodge gate 21 from opening, described movable opening and closing element 24 is in convex shape structure, be rotatably connected with protective cover 2, after rotating to an angle, protruding part is conflicted with dodge gate 21 and is contacted, restraint door 21 is opened, continue to rotate, protruding part is departed from dodge gate 21, dodge gate 21 can freely be opened, drier is limited in placed cavity 22, and prevent the drier be arranged in away from the placed cavity 22 of one end, ground from skidding off by movable opening and closing element 24, and realize drier by air-vent 25 drying is carried out to the air in protective cover 2, prevent malaria from affecting breaker body 1.
Described inwall is provided with water accepting layer; described water accepting layer is made up of sponge; described water accepting layer is evenly covered on inner wall surface; the absorbent function of further enhancing protective cover 2; and prevent protective cover 2 inner wall surface to congeal into the globule because of reason that temperature degenerates; globule landing, on breaker body 1, is infiltrated in breaker body 1, is caused the damage to breaker body 1.
Described protective cover 2 is provided with opening; described opening and breaker body 1 shape, size are suitable; described rims is provided with sealing ring; protective cover 2 is set on breaker body 1; be convenient to the mounting or dismounting of protective cover 2; sealing ring effectively can play sealing function to the part that protective cover 2 is connected with breaker body 1; prevent the too much moisture in air from entering protective cover 2; thus the device affected in circuit breaker; increase the useful life of protective cover 2 internal desiccant, increase maintenance period of the present utility model.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (5)
1. the circuit breaker with protective cover, comprises breaker body, it is characterized in that:
Be arranged with protective cover outside described breaker body, described protective cover is dismantled with breaker body and is connected;
Described protective cover comprises outer wall and inwall, and four perisporiums of described inwall are equipped with some placed cavities, are placed with drier in described placed cavity;
Described protective cover is provided with changes chamber, and described replacing chamber is dismantled with protective cover and is connected, and the both sides in described replacing chamber are respectively arranged with the active connection part removably connected with protective cover.
2. the circuit breaker of band protective cover according to claim 1; it is characterized in that: described placed cavity is provided with the dodge gate for preventing drier from skidding off placed cavity; described dodge gate and placed cavity hinged; described dodge gate is provided with some air-vents, and protective cover is provided with the movable opening and closing element preventing dodge gate from opening.
3. the circuit breaker of band protective cover according to claim 1 and 2, it is characterized in that: described inwall is provided with water accepting layer, described water accepting layer is evenly covered on inner wall surface.
4. the circuit breaker of band protective cover according to claim 1 and 2; it is characterized in that: described replacing chamber outer rim is provided with sealing gasket; described replacing chamber is provided with Elastic buckle; Elastic buckle and protective cover fasten mutually; the two ends in described replacing chamber are provided with the operating portion relatively changing bottom surface, chamber projection, and described operating portion and Elastic buckle are connected.
5. the circuit breaker of band protective cover according to claim 1 and 2; it is characterized in that: described protective cover is provided with the cavity volume of band opening; described cavity volume and breaker body shape, size are suitable, and breaker body is placed in cavity volume, and described rims is provided with sealing ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420579652.0U CN204117990U (en) | 2014-10-08 | 2014-10-08 | With the circuit breaker of protective cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420579652.0U CN204117990U (en) | 2014-10-08 | 2014-10-08 | With the circuit breaker of protective cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117990U true CN204117990U (en) | 2015-01-21 |
Family
ID=52335278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420579652.0U Expired - Fee Related CN204117990U (en) | 2014-10-08 | 2014-10-08 | With the circuit breaker of protective cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204117990U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356809A (en) * | 2016-10-14 | 2017-01-25 | 无锡市海升电子科技有限公司 | Anti-touch leakage protector |
-
2014
- 2014-10-08 CN CN201420579652.0U patent/CN204117990U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106356809A (en) * | 2016-10-14 | 2017-01-25 | 无锡市海升电子科技有限公司 | Anti-touch leakage protector |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20161008 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |