CN204375687U - A kind of outdoor fuse - Google Patents
A kind of outdoor fuse Download PDFInfo
- Publication number
- CN204375687U CN204375687U CN201520127909.3U CN201520127909U CN204375687U CN 204375687 U CN204375687 U CN 204375687U CN 201520127909 U CN201520127909 U CN 201520127909U CN 204375687 U CN204375687 U CN 204375687U
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- CN
- China
- Prior art keywords
- shell
- fuse
- hole
- extension
- renovating
- 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
Links
- 238000007789 sealing Methods 0.000 claims description 12
- 238000000926 separation method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000001012 protector Effects 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 230000007257 malfunction Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000008188 pellet Substances 0.000 description 1
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- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The utility model discloses a kind of outdoor fuse, relate to field of power, its technical essential is: include shell, be arranged at the fuse-link in shell and be arranged on the bearing be electrically connected with fuse-link in outer shell bottom wall, described shell is removably connected with and can be used for cover and establish renovating of shell, described fuse-link is fixedly installed on to be renovated towards on the side of shell, described shell is fixedly installed extension, describedly renovate the first through hole offering and be tightly connected with extension, and described extension offers the second through hole on the one end deviating from outer shell bottom wall, when flip case is located on shell, described extension passes the first through hole and is positioned at the outside of renovating, described second through hole is equipped with and is removably connected with for limiting the locking device renovated and open.The utility model is applicable to outdoor fuse.
Description
Technical field
The utility model relates to field of power, relates to a kind of outdoor fuse in particular.
Background technology
Fuse (fuse) refers to when electric current exceedes setting, with the heat that itself produces, melt is fused, a kind of electrical equipment of open circuit.Fuse is after exceeding setting a period of time according to electric current, makes Melt molten, thus circuit is disconnected with the heat that himself produces; Use a kind of current protector that this principle is made.Fuse is widely used in high and low voltage electric distribution system and control system and power consumption equipment, as the protector of short circuit and overcurrent, is apply one of the most general protection device.
Application number be 02281465.5 Chinese utility model patent disclose a kind of tape jam instruction line protector, comprise housing, fuse and jockey.Housing is made up of with renovating pedestal, and jockey comprises fixture and two plug sockets.Two plug sockets are separately fixed at two side ends of housing base, and be provided with terminal block respectively to housing extension, fixture is fixed on renovating of housing, two braces on fuse are fastened on fixture, and its technical essential is also equiped with a striker, a sensitive switch and a malfunction indicator lamp renovating of housing.Housing is equiped with zero terminal, the needle pellet of striker front end is positioned at outside sensitive switch, after sensitive switch is connected in series with malfunction indicator lamp, its one end is attempted by a copper guide brake of fuse together with the front portion of striker, its other end is electrically connected with the zero terminal on housing, and the rear portion of striker is electrically connected with another copper guide brake of fuse.
And the Chinese utility patent that another application number is 201420219267.5 discloses a kind of protected cut-out with short circuit function, comprise fuse-link and shell, described fuse-link is arranged in the enclosure, the bearing for supporting fuse-link is provided with in described shell, described bearing is electrically connected with fuse-link, shell is provided with the binding post be electrically connected with bearing, described fuse-link comprises the first fuse-link and the second fuse-link, described first fuse-link and the second fuse-link are cylindric, described first fuse-link comprises device for fusing, described second fuse-link is made up of conductor material, described shell is provided with to be renovated, described renovating removably connects with shell, describedly renovate the locking device be provided with for fixing fuse-link.
The applicant finds that above-mentioned two patented products find in the process used, renovating of first patented product is just fixed on pedestal by simple snap close mode, and second patent does not describe to renovate be how to be fixedly connected on shell, therefore, the applicant also can only think to have employed the snap close mode that first patent adopts, and renovate and be detachably connected on shell by snap close mode, this fuse service time more long afterwards, snap close will not have the effect of fixedly renovating with shell because of reasons such as useful lifes, make in this fuse use procedure, insecure owing to renovating with the connection of shell, when rainy out of doors, moisture is easy to cause short circuit from renovating to enter in fuse with the gap of shell (such as application number is 201320183389.9 disclose a kind of new type fuse formula isolating switch, just be easy to cause short circuit), the useful life of fuse is shortened, What is more, and because this fuse is mounted in open air, some undesirables, around in the situation such as unmanned or night, just can open very easily and renovate to steal fuse.
Utility model content
For the deficiency that prior art exists, the outdoor fuse that the purpose of this utility model is to provide a kind of and is connected firmly, security performance is high.
For achieving the above object, the utility model provides following technical scheme: a kind of outdoor fuse, include shell, be arranged at the fuse-link in shell and be arranged on the bearing be electrically connected with fuse-link in outer shell bottom wall, described shell is removably connected with and can be used for cover and establish renovating of shell, described fuse-link is fixedly installed on to be renovated towards on the side of shell, described shell is fixedly installed extension, described in renovate the first through hole offering and be tightly connected with extension;
And described extension offers the second through hole on the one end deviating from outer shell bottom wall;
When flip case is located on shell, described extension passes the first through hole and is positioned at the outside of renovating;
Described second through hole is equipped with and is removably connected with for limiting the locking device renovated and open.
By adopting technique scheme, shell is removably connected with and renovates, thus renovate and can overturn on shell, to realize opening or closure, the utility model by being fixedly installed extension in outer shell bottom wall, and the one end deviating from outer shell bottom wall at extension offers the second through hole, and offer the first through hole and on the first through hole, be provided with sealing device having renovated, thus after flip case is located at shell, second through hole can pass the first through hole, and the bottom of the second through hole can be formed tangent with the side of renovating; At this moment operating personnel only need locking device to be fed through the second through hole, by locking device and the inconsistent setting of renovating side, avoid the relative movement of renovating and between shell, and locking device of the present utility model can increase the bonding strength renovated and between shell, thus can effectively prevent from lawless person from easily opening renovating to steal fuse; And arranged by the first through hole and being tightly connected of extension, enable the first through hole form seamless link to arrange, thus ensure that to renovate and covered at after on shell by locking device, avoid and can cause short circuit by renovating to enter in fuse with the gap of shell or the first through hole at the moisture of housing exterior, improve the security performance of fuse.
The utility model is set to further: described locking device is padlock;
When flip case is located on shell, the lock bridge on described padlock is arranged with renovating to offset through after the second through hole.
The utility model is set to further: described in renovate and be tightly connected by sealing device with extension, described sealing device is rubber ring, and described rubber ring is arranged on the first through hole.
The utility model is set to further: the thickness of described rubber ring all renovates direction for increase gradually from outer shell bottom wall edge.
The minimum separation distances that described rubber ring is formed is less than the thickness of extension, and the largest interval distance that described rubber ring is formed is greater than the thickness of extension.
The utility model is set to further: described in renovate with shell by being articulated and connected.
The beneficial effects of the utility model are: the first, by being provided with the second through hole and locking device, operating personnel only to need locking device to be fed through after the second through hole and locked, by locking device and the inconsistent setting of renovating side, avoid the relative movement of renovating and between shell, add the bonding strength renovated and between shell; Second, by the setting at the first through hole sealing device, when flip case is located at shell, arranged by sealing device and being tightly connected of extension, enable the first through hole form seamless link to arrange, thus ensure that to renovate and covered at after on shell by locking device, avoid and can cause short circuit by renovating to enter in fuse with the gap of shell or the first through hole at the moisture of housing exterior, improve the security performance of fuse.
Accompanying drawing explanation
Fig. 1 is the workflow diagram a of a kind of outdoor fuse of the utility model;
Fig. 2 is the workflow diagram b of a kind of outdoor fuse of the utility model;
Fig. 3 is A place enlarged drawing in Fig. 2;
Fig. 4 is the workflow diagram c of a kind of outdoor fuse of the utility model.
In figure: 1, shell; 2, fuse-link; 3, bearing; 4, renovate; 5, the first through hole; 6, extension; 7, the second through hole; 8, padlock; 9, rubber ring; 10, outer shell bottom wall; 11, lock bridge.
Embodiment
Referring to figs. 1 through Fig. 4, the embodiment of a kind of outdoor fuse of the utility model is described further.
With reference to the outdoor fuse of the one shown in Fig. 1, include shell 1, be arranged at the fuse-link 2 in shell 1 and be arranged on the bearing 3 be electrically connected with fuse-link 2 in outer shell bottom wall 10, described shell 1 is removably connected with can be used for that cover establishes shell 1 renovate 4, described fuse-link 2 is fixedly installed on renovates 4 towards on the side of shell 1, described renovating on 4 offers the first through hole 5, and described first through hole 5 is provided with sealing device.
With reference to shown in Fig. 1, described outer shell bottom wall 10 is fixedly installed extension 6 described in extension 6(to be made up of metal, outer shell bottom wall 10 is arranged on or extension 6 directly passes through integrated injection molding by being welded and fixed, to strengthen the bonding strength between shell 1 and extension 6, and described extension 6 is preferably fixedly installed on the side of bearing 3), and described extension 6 offers the second through hole 7 on the one end deviating from outer shell bottom wall 10.
With reference to shown in Fig. 2 and Fig. 3, when renovating 4 and covering on shell 1, described extension 6 is arranged on through after the first through hole 5 lateral surface renovating 4, and described sealing device and extension 6 are tightly connected.
With reference to shown in Fig. 4, described second through hole 7 is equipped with the locking device removably connected, is located in locking device on the second through hole 7 and renovates 4 conflicts and arrange.
With reference to shown in Fig. 4, the utility model is set to further: described locking device is padlock 8.
With reference to shown in Fig. 3 and Fig. 4, when renovating 4 and covering on shell 1, lock bridge on described padlock 8 11 through after the second through hole 7 with renovate 4 and offset and arrange, by adopting technique scheme, will renovate 4 cover at shell 1 after, second through hole 7 meeting is through the first through hole 5, the and the bottom of two through holes can form tangent setting with the side of renovating 4; At this moment operating personnel only need the lock bridge 11 on padlock 8 to be fed through the second through hole 7, and by key, padlock 8 is pinned, by lateral wall and the inconsistent setting in side of renovating 4 of lock bridge 11, avoid the relative movement of renovating between 4 and shell 1, and pass through the setting of padlock 8, the bonding strength renovated between 4 and shell 1 can be increased again.
With reference to Fig. 2, shown in Fig. 3 and Fig. 4, the utility model is set to further: described sealing device is rubber ring 9, described rubber ring 9 is arranged on the first through hole 5(and is fixed on the first through hole 5 by bonding way), by adopting technique scheme, rubber ring 9 has good elasticity and flexibility, when renovating 4 and covering on shell 1, the rubber ring 9 with good elasticity and flexibility can increase the air-tightness of the first through hole 5 and extension 6, avoiding water outside shell 1 enters in fuse by the gap of extension 6 and the first through hole 5, ensure that the safety in utilization of fuse.
The utility model is set to further: the thickness of described rubber ring 9 all from outer shell bottom wall 10 along renovating 4 directions for increase gradually.
The minimum separation distances that described rubber ring 9 is formed is less than the thickness of extension 6, and the largest interval distance that described rubber ring 9 is formed is greater than the thickness of extension 6.
By adopting technique scheme, move to cover in the process of shell 1 towards shell 1 renovating 4, when the second through hole 7 on extension 6 be just fed through renovate 4 time, largest interval distance due to rubber ring 9 formation herein can be greater than the thickness of extension 6, thus the second through hole 7 just worn renovate 4 time, extension 6 also can not be connected with rubber ring 9 is inconsistent, renovate 4 continue move to segment distance towards shell 1 after, when the spacing distance that rubber ring 9 is formed is equal with the thickness of extension 6, extension 6 just can contact with rubber ring 9, and in the process of renovating 4 lasting movements, finally realize the second through hole 7 through the first through hole 5, and the bottom of the second through hole 7 can form tangent setting with the side of renovating 4, and in above-mentioned whole process, reduce the interaction between extension 6 and rubber ring 9, thus effectively can extend the useful life of rubber ring 9.
With reference to shown in Fig. 1, the utility model is set to further: described in renovate 4 with shell 1 by being articulated and connected, by adopting technique scheme, when fuse-link 2 will be changed, only need to renovate 4 to open, convenience very, and this articulated structure can adopt the articulated manner of similar hinge hinged, both connecting column was equipped with renovating in 4, the two ends of this connecting column are stretched out and are renovated 4, offer the through hole passed for connecting column in shell 1 and contributor hinged place simultaneously, after fuse completes, connecting column penetrates in through hole, so just effectively can reach a hinged effect.
Current outdoor fuse, be detachably connected on shell 1 by snap close mode owing to renovating 4, this fuse service time more long afterwards, snap close will not have the effect of fixedly renovating 4 and shell 1 because of reasons such as useful lifes, make in this fuse use procedure, insecure with the connection of shell 1 owing to renovating 4, when rainy out of doors, moisture causes short circuit with regard to being easy to enter in fuse from the gap of renovating 4 and shell 1, and the useful life of fuse is shortened; What is more, and because this fuse is mounted in open air, some undesirables, around in the situation such as unmanned or night, just can open very easily and renovate 4 to steal fuse; The utility model better solves the problems of the technologies described above by adopting following specific embodiment.
Shown in Fig. 4, specific embodiment of the utility model is.
With reference to shown in Fig. 1, shell 1 is removably connected with and renovates 4, thus renovate 4 and can overturn on shell 1, to realize opening or closure 1, the utility model by being fixedly installed extension 6 in outer shell bottom wall 10, and the one end deviating from outer shell bottom wall 10 at extension 6 offers the second through hole 7, and to offer the first through hole 5 on 4 and on the first through hole 5, be provided with rubber ring 9 renovating, thus will renovate 4 cover at shell 1 after, with reference to shown in Fig. 2 and Fig. 3, second through hole 7 can through the first through hole 5, and now the bottom of the second through hole 7 can form the tangent setting of level with the side of renovating 4, with reference to shown in Fig. 4, at this moment operating personnel only need lock bridge 11 to establish the second through hole 7, and by key, padlock 8 is pinned, by lateral wall and the inconsistent setting in side of renovating 4 of lock bridge 11, avoid the relative movement of renovating between 4 and shell 1, and padlock 8 of the present utility model can increase the bonding strength renovated between 4 and shell 1, thus can effectively prevent from lawless person from easily opening renovating 4 to steal fuse, and move to cover in the process of shell 1 renovating 4 towards shell 1, when the second through hole 7 on extension 6 be just fed through renovate 4 time, largest interval distance due to rubber ring 9 formation herein can be greater than the thickness of extension 6, thus the second through hole 7 just worn renovate 4 time, extension 6 also can not be connected with rubber ring 9 is inconsistent, renovate 4 continue move to segment distance towards shell 1 after, when the spacing distance that rubber ring 9 is formed is equal with the thickness of extension 6, extension 6 just can contact with rubber ring 9, and in the process of renovating 4 lasting movements, finally realize the second through hole 7 through the first through hole 5, and the bottom of the second through hole 7 can form tangent setting with the side of renovating 4, and in above-mentioned whole process, reduce the interaction between extension 6 and rubber ring 9, thus effectively can extend the useful life of rubber ring 9.
With reference to shown in Fig. 2 and Fig. 3, and by being provided with rubber ring 9 on the first through hole 5, when renovating 4 and covering on shell 1, the rubber ring 9 with good elasticity and flexibility can increase the air-tightness of the first through hole 5 and extension 6, avoiding water outside shell 1 enters in fuse by the gap of extension 6 and the first through hole 5, ensure that the safety in utilization of fuse, enable the first through hole 5 place form seamless link to arrange, thus ensure that renovating 4 is covered at after on shell 1 by locking device, avoid moisture in shell 1 outside can by renovate 4 with the gap of shell 1 or the first through hole 5 and enter in fuse and cause short circuit, improve the security performance of fuse.
Shown in Fig. 4, the beneficial effects of the utility model are: the first, by being provided with the second through hole 7 and locking device, it is rear and locked that operating personnel only need locking device to be fed through the second through hole 7, by locking device and the inconsistent setting of renovating 4 sides, avoid the relative movement of renovating between 4 and shell 1, add the bonding strength renovated between 4 and shell 1; Second, by the setting at the first through hole 5 place sealing device, when renovating 4 and covering at shell 1, arranged by sealing device and being tightly connected of extension 6, enable the first through hole 5 place form seamless link to arrange, thus ensure that renovating 4 is covered at after on shell 1 by locking device, avoid moisture in shell 1 outside can by renovate 4 with the gap of shell 1 or the first through hole 5 and enter in fuse and cause short circuit, improve the security performance of fuse.
Below be only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, 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. an outdoor fuse, include shell, be arranged at the fuse-link in shell and be arranged on the bearing be electrically connected with fuse-link in outer shell bottom wall, described shell is removably connected with and can be used for cover and establish renovating of shell, described fuse-link is fixedly installed on to be renovated towards on the side of shell, it is characterized in that: described shell is fixedly installed extension, described in renovate the first through hole offering and be tightly connected with extension;
And described extension offers the second through hole on the one end deviating from outer shell bottom wall;
When flip case is located on shell, described extension passes the first through hole and is positioned at the outside of renovating;
Described second through hole is equipped with and is removably connected with for limiting the locking device renovated and open.
2. the outdoor fuse of one according to claim 1, is characterized in that: described locking device is padlock;
When flip case is located on shell, the lock bridge on described padlock is arranged with renovating to offset through after the second through hole.
3. the outdoor fuse of one according to claim 1, is characterized in that: described in renovate and be tightly connected by sealing device with extension, described sealing device is rubber ring, and described rubber ring is arranged on the first through hole.
4. the outdoor fuse of one according to claim 3, is characterized in that: the thickness of described rubber ring all renovates direction for increase gradually from outer shell bottom wall edge;
The minimum separation distances that described rubber ring is formed is less than the thickness of extension, and the largest interval distance that described rubber ring is formed is greater than the thickness of extension.
5., according to the outdoor fuse of Claims 1-4 described in any one, it is characterized in that: described in renovate with shell by being articulated and connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127909.3U CN204375687U (en) | 2015-03-06 | 2015-03-06 | A kind of outdoor fuse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520127909.3U CN204375687U (en) | 2015-03-06 | 2015-03-06 | A kind of outdoor fuse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204375687U true CN204375687U (en) | 2015-06-03 |
Family
ID=53331883
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520127909.3U Expired - Fee Related CN204375687U (en) | 2015-03-06 | 2015-03-06 | A kind of outdoor fuse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204375687U (en) |
-
2015
- 2015-03-06 CN CN201520127909.3U patent/CN204375687U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150603 |