CN208077899U - Residual current action breaker - Google Patents
Residual current action breaker Download PDFInfo
- Publication number
- CN208077899U CN208077899U CN201820063330.9U CN201820063330U CN208077899U CN 208077899 U CN208077899 U CN 208077899U CN 201820063330 U CN201820063330 U CN 201820063330U CN 208077899 U CN208077899 U CN 208077899U
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- side wall
- upper cover
- boss
- pedestal
- residual current
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Abstract
A kind of residual current action breaker, including pedestal and upper cover, the upper cover is mounted on the base to form the shell structure of breaker, it is respectively equipped with two wire connecting portions and upper impression at the both ends of upper cover and middle part, baffle is equipped between wire connecting portion and upper impression, there are gaps between the both ends of the baffle and the upper side wall of upper cover, and positioning convex tendon is equipped on the side of upper side wall, and the positioning convex tendon is matched with the positioning groove on the side for being correspondingly arranged at base side wall.The utility model between pedestal and upper cover by being arranged matched positioning groove and positioning convex tendon, to improve installation inconsistent phenomenon, it ensure that dirt exclusion capabilities, by the way that gap is arranged between the both ends of baffle and the upper side wall of upper cover, when so as to avoid there is dimensional discrepancy because of pedestal and upper cover poor toughness, the positioning groove problem difficult with positioning convex tendon installation cooperation.
Description
Technical field
The utility model is related to Low Voltage Electrical Apparatus, especially a kind of residual current action breaker.
Background technology
Residual current action breaker is suitable for exchange 50Hz, two line of rated voltage monopole, two-stage 230V, three poles, three poles
Four lines, quadrupole 400V are remaining when the person gets an electric shock or power grid leakage current is more than specified value in the circuit of rated current to 63A
Electric current action breaker can within the extremely short time rapid disengagement failure power supply, protection the person and electrical equipment safety, simultaneously
Can be with the overload of protection circuit or short circuit, the infrequently conversion that can also be used as circuit is used.However, residual current action breaker
It is easily influenced by environment dust, product function is caused to fail, to promote product dirt exclusion capabilities, therefore set at the connecting terminal of product
Baffle is counted, but general baffle design is directly connected to side wall of outer shell, easily leads to shell poor toughness, as upper cover and base dimensions have partially
Difference, it is difficult to be installed in place.Especially in the case where being equipped with convex ribs and positioning groove on the side of pedestal and upper cover, to pedestal and
The required precision of upper cover is higher, and it is difficult to be installed in place to have deviation, convex ribs and positioning groove such as upper cover and base dimensions.
Utility model content
The purpose of the utility model is to overcome the defect of the prior art, provide that a kind of dirt exclusion capabilities are high, assembly is reliable, climb
The big residual current action breaker of electrical distance.
To achieve the above object, the utility model uses following technical solution：
A kind of residual current action breaker, including pedestal 1 and upper cover 2, the upper cover 2 be mounted on pedestal 1 on to
The shell structure for forming breaker, is respectively equipped with two wire connecting portions 21 and upper impression 22, in wiring at the both ends of upper cover 2 and middle part
Baffle 3 is equipped between portion 21 and upper impression 22, there are gaps between the both ends of the baffle 3 and the upper side wall 23 of upper cover 2, upper
The side of side wall 23 is equipped with positioning convex tendon 24, the positioning convex tendon 24 and is correspondingly arranged on the side of 1 side wall of pedestal
Positioning groove 11 matches.
Preferably, positive stop lug boss 26 is equipped between two wire connecting portions 21, the height of the positive stop lug boss 26 is more than upside
The height of wall 23, and positive stop lug boss 26 is matched with the limiting groove 12 being correspondingly arranged on pedestal 1.
Preferably, the baffle 3 includes ontology 31, and notch 32 is equipped on the entire side at 31 both ends of ontology, described
Notch 32 so that ontology 31 both ends and the upper side wall 23 of upper cover 2 between there are gaps.
Preferably, the notch 32 is vee or rectangular notch, alternatively, being equipped with wave at the both ends of ontology 31
The protrusion 35 of shape, there are gaps so as to form corrugated notch between the protrusion 35 and the upper side wall 23 of upper cover 2.
Preferably, the notch 32 is vee, and the end with ontology 31 is equipped on the side wall of upper side wall 23
The triangle boss 34 of adjacent spaces setting.
Preferably, the baffle 3 includes ontology 31, the wiring hole of the ontology 31 and wire connecting portion 21 be oppositely arranged by
Wire connecting portion 21 is arranged with the interval of upper impression 22, and is equipped with corrugated raised 35 at the both ends of ontology 31, the protrusion 35
There are gaps so as to form corrugated notch between the upper side wall 23 of upper cover 2.
Preferably, interpolar boss 25 is equipped between two wire connecting portions 21, the interpolar boss 25 is by two wire connecting portions
21 two handle hole intervals setting, and the end of interpolar boss 25 is concordant with the end of upper side wall 23, the limit convex
Platform 26 is provided projectingly on interpolar boss 25, and the pedestal being correspondingly arranged with interpolar boss 25 is equipped in the lower impressions 14 of pedestal 1
15, the pillar 16 abutted against with the side wall of interpolar boss 25 is equipped with close to the side of lower impressions 14 in pedestal 15.
Preferably, installation interval, the pillar 16 are formd between the side wall of the interpolar boss 25 of opening 33 and upper cover 2
Top and installation interval match, and the end face of pillar 16 is equipped with the mounting hole for upper cover 2 to be fixedly mounted.
Preferably, the positive stop lug boss 26 includes the first limited block 261 and the second limited block 262, the described first limit
Position block 261 is arranged in interpolar boss 25 close to the side of upper impression 22 and in circular ring shape, and second limited block 262 is rectangular
Shape, and one end of the second limited block 262 is connected with the first limited block 261, and the other end extends to the end of wire connecting portion 21, institute
The limiting groove 12 stated is arranged far from the side of lower impressions 14, and limiting groove 12 is limited including the first limiting slot 121 and second
Slot 122, first limiting slot 121 are circular groove and are matched with the first limited block 261, second limited block
262 is match square groove that two circular grooves penetrate through and with the second limited block 262.
Preferably, the positioning convex tendon 24 along upper side wall 23 end set and be in multistage cable architecture, and convex
The width of muscle 24 be less than upper side wall 23 thickness, the positioning groove 11 along lower wall 13 end set and be in multi-section-line
Structure, every section of positioning groove 11 is respectively correspondingly arranged and coordinates with every section of positioning convex tendon 24, and the width of positioning groove 11
Less than the thickness of lower wall 13, the positioning convex tendon 24 and upper side wall 23 are one of the forming setting, positioning groove 11 and downside
Wall 13 is one of the forming setting.
The residual current action breaker of the utility model is recessed by the way that matched positioning is arranged between pedestal and upper cover
Slot and positioning convex tendon, to improve shell wall problem on deformation of the shell structure of breaker in injection moulding process and pedestal with
The installation inconsistent phenomenon of upper cover, ensure that the dirt exclusion capabilities of breaker, by being arranged between the wire connecting portion and upper impression of upper cover
Baffle improves the dirt exclusion capabilities of breaker, meanwhile, by the way that gap is arranged between the both ends of baffle and the upper side wall of upper cover,
When so as to avoid there is dimensional discrepancy because of pedestal and upper cover poor toughness, positioning groove and positioning convex tendon installation cooperation difficulty
Problem.
Description of the drawings
Fig. 1 is the structural schematic diagram of the upper cover of the utility model；
Fig. 2 is the structural schematic diagram of the pedestal of the utility model；
Fig. 3 is the structural schematic diagram of the positive stop lug boss of the utility model；
Fig. 4 is the structural schematic diagram of the limiting groove of the utility model；
Fig. 5 is the partial enlarged view of one embodiment of the baffle of the utility model；
Fig. 6 is the partial enlarged view of another embodiment of the baffle of the utility model
Fig. 7 is the structural schematic diagram of the triangle boss of the utility model；
Fig. 8 is the structural schematic diagram of the protrusion of the utility model.
Specific implementation mode
The embodiments of the present invention are provided below in conjunction with attached drawing 1 to 8, further illustrate the residual current of the utility model
Action breaker specific implementation mode.The residual current action breaker of the utility model is not limited to the following description.
As illustrated in fig. 1 and 2, the residual current action breaker of the utility model includes pedestal 1 and upper cover 2, and described is upper
Lid 2 is mounted on pedestal 1 to form the shell structure of breaker, and receiving is respectively provided at the both ends of upper cover 2 and middle part
Two wire connecting portions 21 of the connecting terminal of breaker and accommodate breaker operating mechanism upper impression 22, in wire connecting portion 21 and upper
Baffle 3 is equipped between cavity 22, there are gaps between the both ends of the baffle 3 and the upper side wall 23 of upper cover 2, in upper side wall 23
Side is equipped with positioning convex tendon 24, the positioning convex tendon 24 and the positioning groove being correspondingly arranged on the side of 1 side wall of pedestal
11 match that pedestal 1 is avoided to misplace with upper cover 2.The utility model is matched by being arranged between pedestal 1 and upper cover 2
The positioning groove 11 of conjunction and positioning convex tendon 24, to improve shell wall deformation of the shell structure of breaker in injection moulding process
The installation inconsistent phenomenon of problem and pedestal 1 and upper cover 2, ensure that the dirt exclusion capabilities of breaker, pass through the wire connecting portion in upper cover 2
Baffle 3 is set between 21 and upper impression 22, improves the dirt exclusion capabilities of breaker, meanwhile, by the both ends of baffle 3 and upper cover
Gap is set between 2 upper side wall 23, so as to avoid because pedestal 1 and upper cover 2 poor toughness due to there is dimensional discrepancy when, positioning it is recessed
The problem difficult with the installation cooperation of positioning convex tendon 24 of slot 11.
Specifically, the residual current action breaker of the utility model further include handle, contact assembly, leakage tripping device and
Button, the contact assembly and leakage tripping device are mounted in the lower impressions 14 of pedestal 1, the both ends of contact assembly respectively with set
It sets the connecting terminal at 14 both ends of lower impressions to be connected, the leakage tripping device is connected with operating mechanism for leaking
Operating mechanism is set to thread off when electric, the handle, which is articulated in, to be connected with operating mechanism in upper cover 2 and controlled by operating mechanism
The contact or disconnection of contact assembly, the button are mounted in upper cover 2 and are oppositely arranged with operating mechanism for threading off
Test.
The positioning convex tendon 24 along upper side wall 23 end set and be in multistage cable architecture, and the width of positioning convex tendon 24
Degree less than upper side wall 23 thickness, the positioning groove 11 along lower wall 13 end set and be in multistage cable architecture, every section
Positioning groove 11 is respectively correspondingly arranged and coordinates with every section of positioning convex tendon 24, and the width of positioning groove 11 is less than lower wall
13 thickness.Preferably, positioning convex tendon 24 and upper side wall 23 are one of the forming setting, and positioning groove 11 is integrated with lower wall 13
Forming setting.
As shown in figs. 1 and 3, positive stop lug boss 26 is equipped between two wire connecting portions 21, the height of the positive stop lug boss 26 is big
In the height of upper side wall 23, and positive stop lug boss 26 matches to increase with the limiting groove 12 being correspondingly arranged on pedestal 1
Creepage distance between two connecting terminals.
Specifically, being equipped with interpolar boss 25 between two wire connecting portions 21, the interpolar boss 25 is by two wire connecting portions
21 two handle hole intervals setting, and the end of interpolar boss 25 is concordant with the end of upper side wall 23, the limit convex
Platform 26 is provided projectingly on interpolar boss 25, and positive stop lug boss 26 includes the first limited block 261 and the second limited block 262, described
First limited block 261 is arranged in interpolar boss 25 close to the side of upper impression 22 and in circular ring shape, second limited block
262 be rectangle, and one end of the second limited block 262 is connected with the first limited block 261, and the other end extends to wire connecting portion 21
End.
As shown in Figures 2 and 4, the pedestal 15 being correspondingly arranged with interpolar boss 25 is equipped in the lower impressions 14 of pedestal 1, in base
Seat 15 is equipped with the pillar 16 abutted against with the side wall of interpolar boss 25 close to the side of lower impressions 14, for limiting interpolar boss 25
Position, and be arranged remote equipped with the mounting hole for upper cover 2 to be fixedly mounted, the limiting groove 12 on the end face of pillar 16
Side from lower impressions 14, limiting groove 12 include the first limiting slot 121 and the second limiting slot 122, first limiting slot
121 are circular groove and are matched with the first limited block 261, and second limited block 262 is to penetrate through two circular grooves
Square groove and matched with the second limited block 262.Preferably, the first limited block 261 and the second limited block 262 are integrated
Shaped structure, the first limiting slot 121 and the second limiting slot 122 are one of the forming structure.The utility model at two by connecing
Matched positive stop lug boss 26 and limiting groove 12 are set between line portion 21, to increase between breaker the two poles of the earth climb electricity away from
From i.e. between two connecting terminals that 2 surface of upper cover measures or between shortest path, meanwhile, by upper impression 22 and under
Setting interpolar boss 25 and pedestal 15, further increase the creepage distance between two wire connecting portions 21 in cavity 14.
As described in figures 1 and 5, one embodiment of the baffle 3 of the utility model is that the baffle 3 includes ontology 31, institute
The wiring hole of the ontology 31 and wire connecting portion 21 stated is oppositely arranged wire connecting portion 21 with the setting of the interval of upper impression 22 for dust-proof, at this
The middle part of body 31 is set there are one the opening 33 that is oppositely arranged with interpolar boss 25, the side wall of the opening 33 be arranged in pedestal 1
16 side wall of pillar on sliding slot 17 match, opening 33 and the side wall of interpolar boss 25 between form installation interval, institute
It states the top of pillar 16 and installation interval matches that pedestal 1 and upper cover 2 is enable to limit cooperation, and in 31 liang of ontology
The entire side at end is equipped with notch 32, and the notch 32 between the both ends and the upper side wall 23 of upper cover 2 of ontology 31 so that deposit
In gap.Preferably, as it can be seen in figures 5 and 6, the notch 32 is vee or rectangular notch.The utility model passes through
In baffle 3 and 2 junction design triangle v notch v of upper cover or rectangular notch feature, it is solid because being connect with baffle 3 that upper cover 2 can be solved
It is fixed and appearance that inconsistent phenomenon is installed caused by 2 wall poor toughness of upper cover, and pass through and rationally design vee or rectangle
Gap between notch and baffle 2 and upper side wall 23, so as to ensure the dirt exclusion capabilities of breaker.
Preferably, it as shown in fig. 7, the notch 32 is vee, is equipped with and this on the side wall of upper side wall 23
The triangle boss 34 of the end adjacent spaces setting of body 31, the triangle boss 34 can improve upper cover 2 and be molded
The deformation of upper side wall 23 and the problem of setup error in journey, and can further promote the dirt exclusion capabilities of breaker.
As shown in figure 8, another embodiment of the baffle 3 of the utility model is, the baffle 3 includes ontology 31, institute
The wiring hole of the ontology 31 and wire connecting portion 21 stated is oppositely arranged the setting of wire connecting portion 21 and upper impression 22 interval for dust-proof,
The middle part of ontology 31 sets that there are one the openings 33 that are oppositely arranged with interpolar boss 25, and is equipped with waveform at the both ends of ontology 31
Protrusion 35, there are gaps so as to form corrugated notch between the protrusion 35 and the upper side wall 23 of upper cover 2.This
Utility model is by the notch feature in the junction of baffle 3 and upper cover 2 design ripple type, so as to solve upper cover 2 because of gear
Plate 3 is connected and fixed and what is occurred installs the phenomenon that misplacing caused by the wall poor toughness of upper cover 2, while being passed through and being rationally designed ripple
Type can increase the wall thickness toughness of upper cover 2.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, should all regard
To belong to the scope of protection of the utility model.
Claims (10)
1. a kind of residual current action breaker, including pedestal (1) and upper cover (2), the upper cover (2) is mounted on pedestal (1)
On to form the shell structure of breaker, it is characterised in that：It is respectively equipped with two wire connecting portions at the both ends of upper cover (2) and middle part
(21) and upper impression (22), be equipped with baffle (3) between wire connecting portion (21) and upper impression (22), the both ends of the baffle (3) with
There are gaps between the upper side wall (23) of upper cover (2), positioning convex tendon (24) are equipped on the side of upper side wall (23), described determines
Position convex ribs (24) are matched with the positioning groove (11) being correspondingly arranged on the side of pedestal (1) side wall.
2. residual current action breaker according to claim 1, it is characterised in that：It is set between two wire connecting portions (21)
Have a positive stop lug boss (26), the height of the positive stop lug boss (26) is more than the height of upper side wall (23), and positive stop lug boss (26) with
The limiting groove (12) being correspondingly arranged on pedestal (1) matches.
3. residual current action breaker according to claim 1, it is characterised in that：The baffle (3) includes ontology
(31), notch (32) is equipped on the entire side at ontology (31) both ends, the notch (32) makes the both ends of ontology (31)
There are gaps between the upper side wall (23) of upper cover (2).
4. residual current action breaker according to claim 3, it is characterised in that：The notch (32) is triangle
Notch or rectangular notch；Alternatively, being equipped with corrugated raised (35), the protrusion (35) and upper cover at the both ends of ontology (31)
(2) there are gaps so as to form corrugated notch between upper side wall (23).
5. residual current action breaker according to claim 3, it is characterised in that：The notch (32) is triangle
Notch is equipped with the triangle boss (34) with the end adjacent spaces setting of ontology (31) on the side wall of upper side wall (23).
6. residual current action breaker according to claim 1, it is characterised in that：The baffle (3) includes ontology
(31), it is set in the middle part of ontology (31) there are one the opening (33) that the interpolar boss (25) with upper cover (2) is oppositely arranged, it is described to open
The side wall of mouth (33) is matched with the sliding slot (17) being arranged on pillar (16) side wall of pedestal (1).
7. residual current action breaker according to claim 6, it is characterised in that：In opening (33) and upper cover (2)
Installation interval is formd between the side wall of interpolar boss (25), top and the installation interval of the pillar (16) match.
8. residual current action breaker according to claim 2, it is characterised in that：It is set between two wire connecting portions (21)
There is interpolar boss (25), two handle hole intervals of two wire connecting portions (21) are arranged the interpolar boss (25), and pole
Between boss (25) end it is concordant with the end of upper side wall (23), the positive stop lug boss (26) is provided projectingly in interpolar boss
(25) on, the pedestal (15) being correspondingly arranged with interpolar boss (25) is equipped in the lower impressions (14) of pedestal (1), in pedestal (15)
The pillar (16) abutted against with the side wall of interpolar boss (25) is equipped with close to the side of lower impressions (14).
9. residual current action breaker according to claim 8, it is characterised in that：The positive stop lug boss (26) includes
First limited block (261) and the second limited block (262), first limited block (261) setting are close in interpolar boss (25)
The side of upper impression (22) and be in circular ring shape, second limited block (262) is rectangle, and the second limited block (262)
One end be connected with the first limited block (261), the other end extends to the end of wire connecting portion (21)；
The limiting groove (12) is arranged far from the side of lower impressions (14), and limiting groove (12) includes the first limiting slot
(121) it is circular groove with the second limiting slot (122), first limiting slot (121) and matches with the first limited block (261)
It closes, second limited block (262) is the square groove for penetrating through two circular grooves and matches with the second limited block (262)
It closes.
10. residual current action breaker according to claim 1, it is characterised in that：Described positioning convex tendon (24) edge
The end set of upper side wall (23) and be in multistage cable architecture, and the width of positioning convex tendon (24) be less than upper side wall (23) thickness
Degree, the positioning groove (11) along lower wall (13) end set and be in multistage cable architecture, every section of positioning groove (11) is equal
It is correspondingly arranged and coordinates with every section of positioning convex tendon (24) respectively, and the width of positioning groove (11) is less than the thickness of lower wall (13)
Degree；
The positioning convex tendon (24) and upper side wall (23) are one of the forming setting, and positioning groove (11) is one with lower wall (13)
Body forming setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820063330.9U CN208077899U (en) | 2018-01-15 | 2018-01-15 | Residual current action breaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820063330.9U CN208077899U (en) | 2018-01-15 | 2018-01-15 | Residual current action breaker |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208077899U true CN208077899U (en) | 2018-11-09 |
Family
ID=64035118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820063330.9U Active CN208077899U (en) | 2018-01-15 | 2018-01-15 | Residual current action breaker |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208077899U (en) |
-
2018
- 2018-01-15 CN CN201820063330.9U patent/CN208077899U/en active Active
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