CN201465922U - Terminal electrical appliance - Google Patents
Terminal electrical appliance Download PDFInfo
- Publication number
- CN201465922U CN201465922U CN2009201231313U CN200920123131U CN201465922U CN 201465922 U CN201465922 U CN 201465922U CN 2009201231313 U CN2009201231313 U CN 2009201231313U CN 200920123131 U CN200920123131 U CN 200920123131U CN 201465922 U CN201465922 U CN 201465922U
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- CN
- China
- Prior art keywords
- base
- groove
- terminal appliance
- terminal
- collar
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- 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 - Lifetime
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Abstract
The utility model discloses a terminal electrical appliance, wherein an insulating support is internally provided with a wire holder and a wiring board; the insulating support at least comprises a base and a cover and is characterized in that a convex plate or a groove is arranged on the surface in the splicing position between the base and the cover; and the convex plate or the groove is sheathed with a lantern ring. The technical scheme of the utility model is characterized in that the lantern ring which is arranged on the insulating support of the electrical appliance can lead the base and the cover of the insulating support of the electrical appliance to be matched more tightly, thus solving the problem of cracks generated during the installation of the base and the cover, avoiding unreliable wiring caused by the problem of cracks, also preventing dust and other slight substances from entering the interior of the cracks which can influence product reliability and safety, and simultaneously leading the product appearance to be more beautiful.
Description
Technical field
The utility model relates to low-voltage electrical apparatus, relates in particular to terminal appliance.
Background technology
Terminal appliance is the electrical equipment that is loaded on electrical network circuit end; be used for relevant circuit and power consumption equipment are carried out distribution, control, protection, adjusting and warning etc.; use face is extremely wide, has been widely used in fields such as family, commerce, industry, spreads all over skyscraper, dwelling house, hospital, harbour and station.Terminal appliance commonly used has miniature circuit breaker, miniature circuit breaker, residual current circuit breaker, isolating switch, shunt release, overvoltage protector, under-voltage protection device and Surge Protector etc.
Terminal appliance is when design and manufacturing, generally all from system and complete angle, the electrical equipment that all types of user requires has been done comprehensive planning consideration, and therefore, terminal appliance has characteristics such as safe in utilizationization, attachment railization, size modularization, functional diversities, plastic artsization.
Be illustrated in figure 1 as the fixture of the terminal appliance of prior art, on insulated leg, adopt the mode of rivet to realize that insulated leg is seamless.Because the restriction of rivet position is fastened to by screw in the process of insulated leg at junction block, the electrical apparatus insulation bearing is easy to generate the crack, as shown in Figure 2.The crack will cause the product wiring insecure, have potential safety hazard.Also cause trickle materials such as dust to enter product easily, influence reliability of products and fail safe.Simultaneously, the crack appears in product appearance has also influenced the attractive in appearance of product.
Summary of the invention
To be solved in the utility model is the problem of cracks that is prone to that there is insulated leg in prior art, aim to provide a kind of follow-on terminal appliance, avoid the wiring that causes because of crack problem unreliable, also can avoid trickle materials such as dust to enter product inside, influence reliability of products and fail safe.Simultaneously also make product appearance more attractive in appearance.
For addressing the above problem, the utility model is by the following technical solutions: a kind of terminal appliance, be provided with junction block, terminal block in the insulated leg, described insulated leg comprises base and lid at least, the plane that it is characterized in that described base and Gai Zaiqi splicing place is provided with boss or groove, the suit collar on described boss or groove.
The characteristics of the technical solution of the utility model are: be installed in the collar on the electrical apparatus insulation bearing, the base and the lid of electrical apparatus insulation bearing are cooperated more closely, problem of cracks appears when having solved because of base and lid installation, thereby avoid the wiring that causes because of crack problem unreliable, also can avoid trickle materials such as dust to enter product inside, influence reliability of products and fail safe.Simultaneously also make product appearance more attractive in appearance.
According to the utility model, the described boss and the collar can be the structures of Any shape, as long as both shapes are corresponding, can form cooperatively interacts just can realize the object of the invention.As, the truncated cone-shaped of annular, hollow, square annular etc., preferred cirque structure.
As further improvement of the utility model, the side of described boss or groove is provided with locking device, is provided with the step surface that forms interlocking with described locking device in the endoporus of the described collar.After the collar was inserted in boss or groove, the step surface of the collar formed interlocking after blocking locking device, made the reliable location of base and lid.
Further improve as of the present utility model, described collar side is provided with separates locked groove. during dismounting, with the locked groove of separating on the screwdriver insertion collar member, with the electrical apparatus insulation bearing is fulcrum, just the collar can be dismantled from boss or groove after pressing down screwdriver. the described locked groove of separating is 2-3, preferred 3. like this, no matter the collar is inserted in boss or groove from what angle, always have one and separate the side that locked groove is positioned at base or lid, be convenient to dismounting.
Description of drawings
The utility model is described in further detail for following structure drawings and Examples.
Fig. 1 is the structural representation of the terminal appliance of prior art.
Fig. 2 is the stereogram of an embodiment of terminal appliance of the present invention.
Fig. 3 is the cut-away view of an embodiment of terminal appliance of the present invention.
Fig. 4 is the stereogram of the insulated leg of terminal appliance of the present invention as shown in Figure 2.
Fig. 5 is the stereogram of another angle of the insulated leg of terminal appliance of the present invention as shown in Figure 2.
Fig. 6 is the stereogram of base of an embodiment of terminal appliance band fixture of the present invention.
Fig. 7 is the stereogram of lid of an embodiment of terminal appliance band fixture of the present invention.
Fig. 8 is the structural representation of collar member of the fixture of terminal appliance of the present invention as shown in Figure 2, and wherein Fig. 8 (A) is a front view, Fig. 8 (B) be the A-A of Fig. 8 (A) to cutaway view, Fig. 8 (C) is a left view.
Fig. 9 is the scheme of installation that terminal appliance fixture of the present invention as shown in Figure 2 is described.
Figure 10 is the dismounting dress schematic diagram that terminal appliance fixture of the present invention as shown in Figure 2 is described.
Embodiment
Fig. 1 is the structural representation of existing terminal appliance.Its defective front was described, did not repeat them here.
With reference to Fig. 2, an embodiment of the utility model terminal appliance, terminal appliance among this embodiment is a miniature circuit breaker, insulated leg 11 is made of base 111 and lid 112, and described base 111 and lid 112 shoulders in its splicing place have two planes 23,24, are provided with a round ring boss 21 on each plane, 22 (see figure 4)s, on described boss 21,22, be set with cylindrical collar 13,14.
With reference to Fig. 3, the miniature circuit breaker of present embodiment also comprises handle 12, operating mechanism 16, junction block 17 and 18, terminal block 19 and terminal block 20.Junction block 17 and terminal block 19, junction block 18 and terminal block 20 are used for fixing being connected of outer lead and product.
With reference to Fig. 4, Fig. 5, this described each boss structure the 21, the 22nd is separately positioned on base 111 and covers that semicircle bulge loop on 112 is spliced by two, is used for carrying out secure fit with collar member 13 and 14 (see figure 2)s.
With reference to Fig. 6, the shoulder plane, base 111 both sides on the insulated leg 11 is provided with semi-round ring shape boss structure 1111 and 1112, is provided with locking device 1113 and 1114 on the lateral surface of boss structure 1111 and 1112.Described locking device 1113 and 1114 is a convex rib structure.
With reference to Fig. 7, the shoulder plane, lid 112 both sides on the insulated leg 11 is provided with boss structure 1121 and 1122, is provided with locking device 1123 and 1124 on the lateral surface of boss structure 1121 and 1122.Described locking device 1123 and 1124 is a convex rib structure.
With reference to Fig. 8, the collar member 13 of the utility model embodiment and 14 bottom surface are provided with three and separate locked groove 31,32 and 33, convenient artificial described collar member 13 and 14 and the locking of described boss structure 21 and 22 of removing., bottom inlet at collar member 13 and 14 endoporus is provided with a rounding 35, helping described collar member 13 and 14 packs on the boss structure 21 and 22 of insulated leg 11 of described terminal appliance. in collar member 13 and 14 endoporus, also be provided with a step surface 34, be used for boss structure 21 and 22 on locking device 1113,1114,1123,1124 finish the locking action of collar member 13 and 14 on the integrally formed boss structure 21 and 22 of the electrical apparatus insulation bearing 11 of described terminal appliance jointly.
Installation, the method for dismounting of the terminal appliance of the embodiment of the invention are described below in conjunction with Fig. 9, Figure 10.
As shown in Figure 9, the method of embodiment of the invention terminal appliance fixture is: the inner surface of collar member 13 and 14 is inserted on the outer surface of the integrally formed boss structure 21 of the insulated leg 11 of terminal appliance and 22, on the collar member 13 and 14 three separate locked groove 31,32 and 33 (see figure 8) directions down.
As shown in figure 10, the method of embodiment of the invention terminal appliance dismounting fixture is: screwdriver 2 is inserted on the collar member 13 and 14 three separate wherein in any of locked groove 31,32 and 33 (see figure 4)s, with electrical apparatus insulation bearing 11 is fulcrum, screwdriver 2 presses down, and collar member 13 and 14 is dismantled from the insulated leg 11 integrally formed boss structures 21 and 22 of terminal appliance.
What should be understood that is: the foregoing description is to explanation of the present utility model, rather than to restriction of the present utility model.For example, any utility model that does not exceed in the utility model connotation scope is created, and all falls within the protection range of the present utility model.
Claims (5)
1. terminal appliance, be provided with in the insulated leg (11) junction block (17,18) and terminal block (19,20),, described insulated leg (11) comprises base (111) and lid (112) at least, it is characterized in that described base (111) and lid (112) are provided with boss (21,22) or groove, the suit collar (13,14) on described boss (21,22) or groove on the plane of its splicing place.
2. terminal appliance as claimed in claim 1 is characterized in that described boss (21,22) or groove and the collar (13,14) are annular.
3. terminal appliance as claimed in claim 1 or 2, it is characterized in that described boss (21,22) or the side of groove be provided with locking device (1113,1114,1123,1124), be provided with the step surface (34) that forms interlocking with described locking device (1113,1114,1123,1124) in the endoporus of the described collar (13,14).
4. terminal appliance as claimed in claim 3 is characterized in that the described collar (13,14) side is provided with to separate locked groove (31,32,33).
5. terminal appliance as claimed in claim 4 is characterized in that the described locked groove (31,32,33) of separating is 2-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201231313U CN201465922U (en) | 2009-06-29 | 2009-06-29 | Terminal electrical appliance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201231313U CN201465922U (en) | 2009-06-29 | 2009-06-29 | Terminal electrical appliance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201465922U true CN201465922U (en) | 2010-05-12 |
Family
ID=42393270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201231313U Expired - Lifetime CN201465922U (en) | 2009-06-29 | 2009-06-29 | Terminal electrical appliance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201465922U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185664A (en) * | 2015-08-05 | 2015-12-23 | 浙江凯发电气股份有限公司 | Connecting device of residual-current circuit breaker |
-
2009
- 2009-06-29 CN CN2009201231313U patent/CN201465922U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105185664A (en) * | 2015-08-05 | 2015-12-23 | 浙江凯发电气股份有限公司 | Connecting device of residual-current circuit breaker |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100512 |