CN107134753B - A kind of single-phase self-recovering type overvoltage-undervoltage protector - Google Patents
A kind of single-phase self-recovering type overvoltage-undervoltage protector Download PDFInfo
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- CN107134753B CN107134753B CN201710372693.0A CN201710372693A CN107134753B CN 107134753 B CN107134753 B CN 107134753B CN 201710372693 A CN201710372693 A CN 201710372693A CN 107134753 B CN107134753 B CN 107134753B
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- Prior art keywords
- relay
- installation region
- circuit board
- upper cover
- groove
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
- H02H3/20—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage
- H02H3/207—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to excess voltage also responsive to under-voltage
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Abstract
A kind of single-phase self-recovering type overvoltage-undervoltage protector, the circuit board installation region of mounting circuit boards is used for by being arranged in lower case, for installing the relay installation region of relay, the first groove of mountable limit film is formed on enclosing in relay installation region, upper lid is equipped with the second groove of mountable limit film, when control circuit board and relay are using the structure being independently installed separately, good limit can be carried out to relay, it will not cannot get good fixed installation because of the difference such as relay outer dimension and mounting structure, it can be vibrated because of transportational process so as to cause product, fall and more badly occurs using defect with use environment.
Description
Technical field
Present invention relates particularly to appliance applications technical fields, and in particular to a kind of single-phase self-recovering type overvoltage-undervoltage protector.
Background technique
Existing self-recovering type overvoltage-undervoltage protector hereinafter referred to as overvoltage-undervoltage protector is by upper cover, shell, the pole N component, relay
Device assembly, control circuit board and two groups are formed into and out of line terminals etc..Generally existing currently on the market: one is relay assemblies
Be welded as a whole hereinafter referred to as integral type with control circuit board, another kind be control circuit board independently separated with relay assembly with
Lower abbreviation split, passes through leading conductive signal.Component under the conditions of rated operational current, in integral type control circuit board
Fever when bearing largely with pcb board from relay assembly work.Under low current operating condition, to control circuit board entirety
Performance not will cause big influence;When operating current is bigger, the fever that control circuit board is born is very big, to control circuit board
The influence of middle component, pcb board etc. is bigger.Because of the factor of above-mentioned point and cost etc., so universal small currently on the market
Integral structure is used when electric current, and split structure is used when larger current.However it to be applicable in integral type in a kind of cavity and divides
Open type various structures cannot effectively install limit to wherein certain structure with being always difficult to avoid that, but by all component parts cages
System ground is placed in the inner cavity that shell and upper cover are formed, some even between each component it is mutual closely.It in this way cannot be to each
Components carry out effective limit control, cannot be effectively isolated between each charging member.
Summary of the invention
In order to solve the deficiencies in the prior art, of the invention provides a kind of single-phase self-recovering type overvoltage-undervoltage protector, packet
Lower case and upper cover are included, is detachably connected between the lower case and upper cover, circuit board and relay are equipped in the lower case
Device, the lower case is interior to be equipped with the circuit board installation region for mounting circuit boards, the relay installation for installing relay
Region, the circuit board are mounted in circuit board installation region, and the relay installation region is installed by isolation circuit plate
The baffle of the enclosing and disconnecting relay pin of region and relay installation region forms, and is formed on the enclosing mountable
First groove of relay limit film, the upper lid are equipped with the second groove of mountable relay limit film.
The relay installation region includes the first installation region, and the relay is mounted on the first installation region
Interior, first groove is located at the junction of the first installation region and enclosing, and second groove is located at and the first installation
At the upper cover of region corresponding position.
The Horizontal limiting piece of limit relay horizontal direction and overturning is equipped in first groove, described second is recessed
It is equipped with the longitudinal spacing piece of limit relay vertical direction, the Horizontal limiting piece and longitudinal spacing piece in slot and relay limits
Position cooperation.
The relay installation region further includes the second installation region having on enclosing, and the relay is located at
Second installation region, the relay are connect with welding circuit board.
The relay installation region includes the first installation region, and the relay is mounted on the first installation region
Interior, the enclosing and relay limit cooperate, and the side of first groove is additionally provided with boss, the boss and relay
Device limit cooperation.
Fixed block is additionally provided on the corresponding position in upper Gai Shangyu circuit board installation region, among the fixed block
Equipped with mounting groove, the upper end of the circuit board is connected in mounting groove to be cooperated with fixed block limit.
The lower case is equipped with hook, and the upper lid is equipped with the card slot that be adapted to hook, the upper cover with
Lower case is connect by hook with card slot.
Side in the lower case and upper lid is equipped with several gear shapings, and slot is formed between adjacent gear shaping, described
Lower case and upper lid on gear shaping it is interlaced mating.
The beneficial effects of the present invention are: the present invention provides a kind of single-phase self-recovering type overvoltage-undervoltage protectors, by under
Setting is used for circuit board installation region, the relay installation region for installing relay of mounting circuit boards, relay in shell
The first groove of mountable limit film is formed on enclosing in device installation region, upper lid is equipped with the second of mountable limit film
Groove can carry out good limit to relay, no when control circuit board and relay are using the structure being independently installed separately
It can cannot get good fixed installation because of the difference such as relay outer dimension and mounting structure, it can be because of transport so as to cause product
Process vibrations fall with use environment more badly and occur using defect.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention.
Fig. 2 is split overvoltage-undervoltage protector schematic diagram of internal structure of the present invention.
Fig. 3 is lower case schematic diagram of internal structure of the present invention.
Fig. 4 is upper cover schematic diagram of internal structure of the present invention.
Fig. 5 is integral type overvoltage-undervoltage protector schematic diagram of internal structure of the present invention.
Fig. 6 is another split overvoltage-undervoltage protector schematic diagram of internal structure of the present invention.
1- lower case in figure, 2- upper cover, 3- circuit board, 4- relay, 5- circuit board installation region, 6- enclosing, 7- baffle,
The first installation region 8-, the second installation region 9-, 11- hook, 12- gear shaping, 21- fixed block, 22- mounting groove, 23- card slot, 61-
First groove, the second groove of 62-, 63- Horizontal limiting piece, 64- longitudinal spacing piece, 65- boss.
Specific embodiment
Now in conjunction with Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, invention is further explained,
Split overvoltage-undervoltage protector schematic diagram of internal structure: a kind of single-phase self-recovering type overvoltage-undervoltage protector of split,
It including lower case 1 and upper cover 2, is detachably connected between the lower case 1 and upper cover 2, circuit board is equipped in the lower case 1
3 are used for the circuit board installation region 5 of mounting circuit boards 3, for installing relay 4 with relay 4, interior be equipped with of the lower case 1
Relay installation region, the circuit board 3 is mounted in circuit board installation region 5, the relay installation region by
The baffle 7 of 4 pin of enclosing 6 and disconnecting relay of isolation circuit plate installation region 5 and relay installation region forms, described
The first groove 61 of mountable limit film is formed on enclosing 6, the upper cover 2 is equipped with the second groove of mountable limit film
62。
The relay installation region includes the first installation region 8, and the relay 4 is mounted on the first installing zone
In domain 8, first groove 61 is located at the junction of the first installation region 8 with enclosing 6, second groove 62 be located at
At the upper cover 2 of first installation region, 8 corresponding position.4 horizontal direction of limit relay is equipped in first groove 61 and is turned over
The Horizontal limiting piece 63 turned, the interior longitudinal spacing piece 64 for being equipped with 4 vertical direction of limit relay of the second groove 62 are described
Horizontal limiting piece 63 and longitudinal spacing piece 64 and relay 4 limit cooperate.In the upper cover 2 with circuit board installation region 5
It is additionally provided with fixed block 21 on corresponding position, is equipped with mounting groove 22, the upper end of the circuit board 3 among the fixed block 21
It is connected in mounting groove 22 and cooperates with the limit of fixed block 21.The present invention is used for the electricity of mounting circuit boards by being arranged in lower case
Road plate installation region, the relay installation region for installing relay, being formed on the enclosing in relay installation region can
First groove of limit film is installed, upper lid is equipped with the second groove of mountable limit film, in control circuit board and relay point
It opens under independently installed structure, good position-limiting action can be carried out to relay position, it will not be because of relay outer dimension and peace
Assembling structure is different and cannot get good fixed installation, ill effect occurs during use, transport etc. so as to cause product.
The lower case 1 is equipped with hook 11, and the upper cover 2 is equipped with the card slot 23 being adapted to hook 11, described
Upper cover 2 and lower case 1 connect with card slot 23 by hook 11.
Side in the lower case 1 and upper cover 2 is equipped with several gear shapings 12, is formed between adjacent gear shaping 12 slotting
Slot, the gear shaping 12 in the lower case 1 and upper cover 2 are interlaced mating.
A kind of single-phase self-recovering type overvoltage-undervoltage protector of integral type, including lower case 1 and upper cover 2, the lower case 1 with
It is detachably connected between upper cover 2, circuit board 3 and relay 4 is equipped in the lower case 1, is equipped in the lower case 1 for pacifying
The circuit board installation region 5 of device, circuit board 3, the relay installation region for installing relay 4, the circuit board 3 are installed
In circuit board installation region 5, the relay installation region is by isolation circuit plate installation region 5 and relay installation region
The baffle 7 of 4 pin of enclosing 6 and disconnecting relay form, the first groove of mountable limit film is formed on the enclosing 6
61, the upper cover 2 is equipped with the second groove 62 of mountable limit film.The relay installation region further includes having to be located at
The second installation region 9 on enclosing 6, the relay 4 are located at the second installation region 9, the relay 4 and circuit board 3
It is welded to connect.Fixed block 21, the fixation are additionally provided in the upper cover 2 on position corresponding with circuit board installation region 5
Mounting groove 22 is equipped among block 21, the upper end of the circuit board 3 is connected in mounting groove 22 to be cooperated with the limit of fixed block 21.
The lower case 1 is equipped with hook 11, and the upper cover 2 is equipped with the card slot 23 being adapted to hook 11, described
Upper cover 2 and lower case 1 connect with card slot 23 by hook 11.
Side in the lower case 1 and upper cover 2 is equipped with several gear shapings 12, is formed between adjacent gear shaping 12 slotting
Slot, the gear shaping 12 in the lower case 1 and upper cover 2 are interlaced mating.
Another single-phase self-recovering type overvoltage-undervoltage protector of split, including lower case 1 and upper cover 2, the lower case 1
It is detachably connected between upper cover 2, circuit board 3 and relay 4 is equipped in the lower case 1, is equipped with and is used in the lower case 1
The circuit board installation region 5 of mounting circuit boards 3, the relay installation region for installing relay 4, the circuit board 3 are pacified
In circuit board installation region 5, the relay installation region is by isolation circuit plate installation region 5 and relay installing zone
The baffle 7 of 4 pin of enclosing 6 and disconnecting relay in domain forms, and first that mountable limit film is formed on the enclosing 6 is recessed
Slot 61, the upper cover 2 are equipped with the second groove 62 of mountable limit film.The relay installation region includes first
Installation region 8, the relay 4 are mounted in the first installation region 8, and the enclosing 6 and the limit of relay 4 cooperate, institute
The side for the first groove 61 stated is additionally provided with boss 65, and the boss 65 and the limit of relay 4 cooperate.
Fixed block 21, the fixed block are additionally provided in the upper cover 2 on position corresponding with circuit board installation region 5
Mounting groove 22 is equipped among 21, the upper end of the circuit board 3 is connected in mounting groove 22 to be cooperated with the limit of fixed block 21.
The lower case 1 is equipped with hook 11, and the upper cover 2 is equipped with the card slot 23 being adapted to hook 11, described
Upper cover 2 and lower case 1 connect with card slot 23 by hook 11.
Side in the lower case 1 and upper cover 2 is equipped with several gear shapings 12, is formed between adjacent gear shaping 12 slotting
Slot, the gear shaping 12 in the lower case 1 and upper cover 2 are interlaced mating.
The above is only a preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-mentioned implementation
Example, all technical solutions belonged under thinking of the present invention all belong to the scope of protection of the present invention.It should be pointed out that for the art
Those of ordinary skill for, several improvements and modifications without departing from the principles of the present invention, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (7)
1. a kind of single-phase self-recovering type overvoltage-undervoltage protector, including lower case (1) and upper cover (2), the lower case (1) with it is upper
It is detachably connected, is equipped in the lower case (1) circuit board (3) and relay (4), which is characterized in that under described between lid (2)
The circuit board installation region (5) for mounting circuit boards (3) is equipped in shell (1), the relay for installing relay (4) is pacified
Region is filled, the circuit board (3) is mounted in circuit board installation region (5), and the relay installation region is by isolation electricity
The baffle (7) of the enclosing (6) and disconnecting relay (4) pin of road plate installation region (5) and relay installation region forms, described
Enclosing (6) on be formed with the first groove (61) of mountable relay limit film, the upper cover (2) be equipped with it is mountable after
The second groove (62) of electric appliance limit film, the relay installation region include the first installation region (8), the relay
Device (4) is mounted in the first installation region (8), and first groove (61) is located at the first installation region (8) and enclosing (6)
Junction, second groove (62) be located at at the upper cover (2) of the first installation region (8) corresponding position.
2. a kind of single-phase self-recovering type overvoltage-undervoltage protector according to claim 1, which is characterized in that described first is recessed
The Horizontal limiting piece (63) of limit relay (4) horizontal direction and overturning is equipped in slot (61), second groove (62) is interior
Longitudinal spacing piece (64) equipped with limit relay (4) vertical direction, the Horizontal limiting piece (63) and longitudinal spacing piece
(64) cooperate with relay (4) limit.
3. a kind of single-phase self-recovering type overvoltage-undervoltage protector according to claim 1, which is characterized in that the relay
Installation region further includes the second installation region (9) having on enclosing (6), and the relay (4) is located at the second installing zone
Domain (9), the relay (4) and circuit board (3) are welded to connect.
4. a kind of single-phase self-recovering type overvoltage-undervoltage protector according to claim 1, which is characterized in that the relay
Installation region includes the first installation region (8), and the relay (4) is mounted in the first installation region (8), and described encloses
It keeps off (6) and relay (4) limit to cooperate, the side of first groove (61) is additionally provided with boss (65), the boss
(65) cooperate with relay (4) limit.
5. a kind of single-phase self-recovering type overvoltage-undervoltage protector according to claim 1, which is characterized in that the upper cover
(2) it is additionally provided with fixed block (21) on position corresponding with circuit board installation region (5) on, is equipped among the fixed block (21)
Mounting groove (22), the upper end of the circuit board (3) is connected in mounting groove (22) to be cooperated with fixed block (21) limit.
6. a kind of single-phase self-recovering type overvoltage-undervoltage protector according to claim 1, which is characterized in that the lower case
(1) hook (11) are equipped with, the upper cover (2) is equipped with the card slot (23) that is adapted to hook (11), the upper cover (2) and
Lower case (1) is connect by hook (11) with card slot (23).
7. a kind of single-phase self-recovering type overvoltage-undervoltage protector according to claim 1, which is characterized in that the lower case
(1) it is equipped with several gear shapings (12) with the side in upper cover (2), slot, the lower casing is formed between adjacent gear shaping (12)
Gear shaping (12) on body (1) and upper cover (2) is interlaced mating.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710372693.0A CN107134753B (en) | 2017-05-24 | 2017-05-24 | A kind of single-phase self-recovering type overvoltage-undervoltage protector |
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CN201710372693.0A CN107134753B (en) | 2017-05-24 | 2017-05-24 | A kind of single-phase self-recovering type overvoltage-undervoltage protector |
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Publication Number | Publication Date |
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CN107134753A CN107134753A (en) | 2017-09-05 |
CN107134753B true CN107134753B (en) | 2019-11-05 |
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CN201710372693.0A Active CN107134753B (en) | 2017-05-24 | 2017-05-24 | A kind of single-phase self-recovering type overvoltage-undervoltage protector |
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Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN108493065A (en) * | 2018-05-21 | 2018-09-04 | 乐清市锦电子有限公司 | A kind of self-recovering type overvoltage-undervoltage protector |
CN113517479B (en) * | 2021-06-07 | 2022-07-26 | 安徽千航新能源科技有限公司 | Emergency battery under-voltage protection circuit device |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106058799A (en) * | 2016-07-04 | 2016-10-26 | 厦门宏发开关设备有限公司 | Single-phase self-recovery type overvoltage/undervoltage protector |
CN206727635U (en) * | 2017-05-24 | 2017-12-08 | 浙江天正电气股份有限公司 | A kind of single-phase self-recovering type overvoltage-undervoltage protector |
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2017
- 2017-05-24 CN CN201710372693.0A patent/CN107134753B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106058799A (en) * | 2016-07-04 | 2016-10-26 | 厦门宏发开关设备有限公司 | Single-phase self-recovery type overvoltage/undervoltage protector |
CN206727635U (en) * | 2017-05-24 | 2017-12-08 | 浙江天正电气股份有限公司 | A kind of single-phase self-recovering type overvoltage-undervoltage protector |
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