CN201532872U - Clamping protective cover and double-power-source automatic change-over switch provided with same - Google Patents
Clamping protective cover and double-power-source automatic change-over switch provided with same Download PDFInfo
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- CN201532872U CN201532872U CN2009201969479U CN200920196947U CN201532872U CN 201532872 U CN201532872 U CN 201532872U CN 2009201969479 U CN2009201969479 U CN 2009201969479U CN 200920196947 U CN200920196947 U CN 200920196947U CN 201532872 U CN201532872 U CN 201532872U
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- upper shell
- breaker
- gap
- side housing
- auxiliaries
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Abstract
A clamping protective cover and a double-power-source automatic change-over switch provided with the same are mainly used for solving the problems that the existing electronic device protective cover is inconvenient in installment and detachment, and are characterized in that edges (4) are symmetrically disposed on two sides of an upper casing (1), notches (5) are disposed on the edges (4), clamping bodies (7) corresponding to the notches (5) on the upper casing (1) are respectively disposed on a left casing (2) and a right casing (3), surfaces which are arranged on the clamping bodies (7) and correspond to the bottom surfaces of the notches (5) are formed by flat surface sections (8) and inclined surface sections (9) positioned on the end portions of the clamping bodies, the distance from the upper surface of each edge (4) to the bottom surface of each notch (5) is equal to the thickness of each clamping body (7) at the position of each flat surface section (8), and the length of each flat surface section (8) on each clamping body (7) is equal to the thickness of a lateral plate (6) of the upper casing (1). The clamping protective cover and the double-power-source automatic change-over switch provided with the same have the advantages of convenient installment and detachment and firm connection.
Description
Technical field:
The utility model relates to a kind of low-voltage electrical apparatus, and tool originally relates to a kind of low-voltage electrical apparatus card connection type protective and is equiped with the double power supply automatic transfer switch of this protective cover.
Background technology:
At present, all dispose protective casing on some low-voltage electrical apparatuses, as protective casings such as miniature circuit breaker, double power supply automatic transfer switchs, the profile of existing double power supply automatic transfer switch is not the geometry of rule, compacter in order to make between protective cover and the power supply automatic change-over, generally be that protective cover is made into split-type structural, protective cover mainly is made up of upper shell and left and right sides housing, upper shell generally adopts transparent material to make, and is convenient to observe the electrical equipment state.Adopt hinged mode to be connected by pin between upper shell and the left and right sides housing, install, very inconvenient during dismounting.
The utility model content:
In order to overcome the deficiency that existing electrical equipment protective cover is installed, dismounting is inconvenient, the utility model provides a kind of card connection type protective and is equiped with the double power supply automatic transfer switch of this protective cover, this card connection type protective has changed the connected mode between the upper shell and left and right sides housing in the background technology, installation, convenient disassembly are connected firmly; Be equiped with the double power supply automatic transfer switch compact conformation of this protective cover, safe and reliable.
Design of the present utility model is as follows: as the protective cover of electrical equipment, its purpose mainly plays protective action, generally be as first-selection with easy accessibility and compact conformation, thereby the articulated manner described in the cancellation background technology, the mode of utilizing elasticity to peg graft realizes the connection between each parts, each parts by the locking of the barb on plug connector protective cover manually can make things convenient for installation or removal.Also be improvement for double power supply automatic transfer switch, also can think the concrete application of described card connection type protective at the installation form of protective cover.
The technical solution of the utility model is: this card connection type protective comprises upper shell and left and right side housing, the bilateral symmetry of upper shell is provided with the edge, on the edge, have gap, the bottom surface of gap is on the side plate of upper shell, have respectively on the left and right side housing with upper shell on the corresponding locking member of gap, face corresponding with the gap bottom surface on the locking member is made up of planar section and bevel phase, and bevel phase is in the end of locking member; Upper surface thickness at planar section place on the distance between the bottom surface of gap and the locking member in edge equates that the length of planar section equates with the side plate thickness of upper shell on the locking member.
Edge on the described upper shell is the right angle flanging.
Edge upper surface on the described upper shell is provided with the tenon platform, and the left and right side housing is provided with and the corresponding tongue-and-groove of tenon platform.
Described tenon platform is 3.
One-sided gap is 4 on the described upper shell.
A kind of double power supply automatic transfer switch that is equiped with above-mentioned card connection type protective, comprise base plate, power circuit breaker commonly used, auxiliaries-supply circuit-breaker and power source conversion mechanism, power circuit breaker commonly used, in auxiliaries-supply circuit-breaker and power source conversion mechanism pass through, external splint is fixed on the base plate, power source conversion mechanism is positioned in the middle of power circuit breaker commonly used and the auxiliaries-supply circuit-breaker, a upper shell and a left side, the right side housing is installed in outside power circuit breaker commonly used and the auxiliaries-supply circuit-breaker, upper shell is the transparent body and corresponding with the handle side of power circuit breaker commonly used and auxiliaries-supply circuit-breaker, a left side, have on the housing of right side and power circuit breaker commonly used and the corresponding through hole of auxiliaries-supply circuit-breaker upper connecting terminal, a left side, all have the grafting grab on the housing of right side, in, have on the external splint and the corresponding draw-in groove of described grafting grab, a left side, in the right side housing is connected to, on the external splint.
The utlity model has following beneficial effect: owing to take such scheme, a left side, after locking member on the housing of right side is corresponding with gap on the upper shell, the bevel phase of locking member end contacts with the bottom surface of gap, a rotation left side, the right side housing, the end of locking member enters upper shell side plate inwall, fit in the planar section on the locking member and the bottom surface of gap, edge upper surface on the upper shell and a left side, the inwall of right side housing is fitted, because upper surface thickness at planar section place on the distance between the bottom surface of gap and the locking member in edge equates, the length of planar section equates with the side plate thickness of upper shell on the locking member, make upper shell respectively with a left side, the right side housing is connected together securely.When dismounting, reverse rotation left and right side housing, locking member skids off along its bevel phase, and the left and right side housing breaks away from upper shell respectively.The utility model has changed the connected mode between the upper shell and left and right sides housing in the background technology, installs, convenient disassembly, is connected firmly.
Description of drawings:
Accompanying drawing 1 is a structural representation of the present utility model;
Accompanying drawing 2 is structural representations of upper shell 1 among Fig. 1;
Accompanying drawing 3 is structural representations of left side housing 2 among Fig. 1;
Accompanying drawing 4 is the structural representations that are equiped with the double power supply automatic transfer switch of card connection type protective;
Accompanying drawing 5 be equiped with card connection type protective double power supply automatic transfer switch in the mounting structure schematic diagram of inside and outside clamping plate (16,17).
1-upper shell among the figure, 2-left side housing, 3-right side housing, 4-edge, the 5-gap, 6-side plate, 7-locking member, 8-planar section, the 9-bevel phase, 10-tenon platform, 11-tongue-and-groove, the 12-base plate, 13-uses power circuit breaker always, the 14-auxiliaries-supply circuit-breaker, 15-power source conversion mechanism, 16-inner splint, 17-external splint, 18-grafting grab, 19-draw-in groove, 20-through hole.
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing:
By Fig. 1 in conjunction with Fig. 2, shown in Figure 3, this card connection type protective comprises upper shell 1 and left and right side housing (2,3), the bilateral symmetry of upper shell 1 is provided with edge 4, has gap 5 on edge 4, and the bottom surface of gap 5 is on the side plate 6 of upper shell 1, left and right side housing (2,3) have respectively on upper shell 1 on gap 5 corresponding locking members 7, face corresponding with gap 5 bottom surfaces on the locking member 7 is made up of planar section 8 and bevel phase 9, bevel phase 9 is in the end of locking member 7; 4 upper surfaces thickness at planar section 8 places on the distance between the bottom surface of gap 5 and the locking member 7 in edge equates that the length of planar section 8 equates with side plate 6 thickness of upper shell 1 on the locking member 7.A left side, right side housing (2,3) after the gap 5 on the locking member 7 on and the upper shell 1 is corresponding, the bevel phase 9 of locking member 7 ends contacts with the bottom surface of gap 5, a rotation left side, right side housing (2,3), the end of locking member 7 enters side plate 6 inwalls of upper shell 1, planar section 8 on the locking member 7 is fitted with the bottom surface of gap 5, edge 4 upper surfaces on the upper shell 1 and a left side, right side housing (2,3) inwall is fitted, because 4 upper surfaces thickness at planar section 8 places on the distance between the bottom surface of gap 5 and the locking member 7 in edge equates, the length of planar section 8 equates with the side plate thickness of upper shell 1 on the locking member 7, make upper shell 1 respectively with a left side, right side housing (2,3) is connected together securely.When dismounting, reverse rotation left and right side housing (2,3), locking member 7 skids off along its bevel phase 9, and left and right side housing (2,3) breaks away from upper shell 1 respectively.The utility model has changed the connected mode between upper shell in the background technology 1 and the left and right sides housing (2,3), installs, convenient disassembly, is connected firmly.
By shown in Figure 2, the edge 4 on the described upper shell 1 is the right angle flanging.Also can become other angle according to the shaped design of electrical equipment.
By shown in Figure 3, edge 4 upper surfaces on the described upper shell 1 are provided with tenon platform 10, and left and right side housing (2,3) is provided with and tenon platform 10 corresponding tongue-and-grooves 11.After upper shell 1 and left and right side housing (2,3) clamping, tenon platform 10 enters in the tongue-and-groove 11, plays position-limiting action.
By shown in Figure 2, described tenon platform 10 is 3.Set according to the upper shell 1 and the overall dimension size of left and right side housing (2,3), to guarantee its bonding strength.
By shown in Figure 2, gap 5 one-sided on the described upper shell 1 is 4.Set according to the upper shell 1 and the overall dimension size of left and right side housing (2,3), to guarantee its bonding strength.
By Fig. 4 in conjunction with Fig. 5 and Fig. 1, Fig. 2, shown in Figure 3, a kind of double power supply automatic transfer switch that is equiped with above-mentioned card connection type protective, comprise base plate 12, power circuit breaker 13 commonly used, auxiliaries-supply circuit-breaker 14 and power source conversion mechanism 15, power circuit breaker 13 commonly used, in auxiliaries-supply circuit-breaker 14 and power source conversion mechanism 15 pass through, external splint (16,17) be fixed on the base plate 12, it is middle with auxiliaries-supply circuit-breaker 14 that power source conversion mechanism 15 is positioned at power circuit breaker 13 commonly used, a upper shell 1 and a left side, right side housing (2,3) be installed in outside power circuit breaker 13 commonly used and the auxiliaries-supply circuit-breaker 14, upper shell 1 is the transparent body, upper shell 1 is corresponding with the handle side of power circuit breaker 13 commonly used and auxiliaries-supply circuit-breaker 14, can see through upper shell 1 and see the residing position of handle, and then judge power circuit breaker 13 commonly used, in the auxiliaries-supply circuit-breaker 14 be which one in working order; Have on the left and right side housing (2,3) and power circuit breaker 13 commonly used and the corresponding through hole 20 of auxiliaries-supply circuit-breaker 14 upper connecting terminals, when inlet wire or outlet are installed, need not pull down upper shell 1 and left and right side housing (2,3).The left and right side housing all has grafting grab 18 on (2,3), has on the inside and outside clamping plate (16,17) and described grafting grab 18 corresponding draw-in grooves 19, and left and right side housing (2,3) is connected on the inside and outside clamping plate (16,17).Upper shell 1 and left and right side housing (2,3) to after connecting, get final product in the draw-in groove 19 that the grafting grab 18 on the left and right side housing (2,3) inserts on the inside and outside clamping plate (16,17) outside power circuit breaker 13 commonly used and auxiliaries-supply circuit-breaker 14.Installation, convenient disassembly, compact conformation.
Claims (6)
1. card connection type protective, comprise upper shell (1) and left and right side housing (2,3), it is characterized in that: the bilateral symmetry of upper shell (1) is provided with edge (4), on edge (4), have gap (5), the bottom surface of gap (5) is on the side plate (6) of upper shell (1), left and right side housing (2,3) have respectively on upper shell (1) on the corresponding locking member of gap (5) (7), locking member (7) the upward face corresponding with gap (5) bottom surface is made up of planar section (8) and bevel phase (9), and bevel phase (9) is in the end of locking member (7); Edge (4) upper surface is gone up the thickness that planar section (8) locates to the distance between the bottom surface of gap (5) and locking member (7) and is equated that the length of planar section (8) equates with side plate (6) thickness of upper shell (1) on the locking member (7).
2. card connection type protective according to claim 1 is characterized in that: the edge (4) on the upper shell (1) is the right angle flanging.
3. card connection type protective according to claim 1 and 2 is characterized in that: edge (4) upper surface on the upper shell (1) is provided with tenon platform (10), and left and right side housing (2,3) is provided with and the corresponding tongue-and-groove of tenon platform (10) (11).
4. card connection type protective according to claim 3 is characterized in that: tenon platform (10) is 3.
5. card connection type protective according to claim 1 and 2 is characterized in that: it is 4 that upper shell (1) is gone up one-sided gap (5).
6. double power supply automatic transfer switch that is equiped with the described card connection type protective of claim 1, comprise base plate (12), power circuit breaker (13) commonly used, auxiliaries-supply circuit-breaker (14) and power source conversion mechanism (15), power circuit breaker (13) commonly used, in auxiliaries-supply circuit-breaker (14) and power source conversion mechanism (15) pass through, external splint (16,17) be fixed on the base plate (12), it is middle with auxiliaries-supply circuit-breaker (14) that power source conversion mechanism (15) is positioned at power circuit breaker commonly used (13), it is characterized in that: a upper shell (1) and a left side, right side housing (2,3) be installed in outside power circuit breaker commonly used (13) and the auxiliaries-supply circuit-breaker (14), upper shell (1) is the transparent body and corresponding with the handle side of power circuit breaker commonly used (13) and auxiliaries-supply circuit-breaker (14), a left side, right side housing (2,3) have on and power circuit breaker commonly used (13) and the corresponding through hole of auxiliaries-supply circuit-breaker (14) upper connecting terminal (20), a left side, right side housing (2,3) all have grafting grab (18) on, in, external splint (16,17) have on and the corresponding draw-in groove of described grafting grab (18) (19), a left side, right side housing (2,3) be connected in, on the external splint (16,17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201969479U CN201532872U (en) | 2009-09-17 | 2009-09-17 | Clamping protective cover and double-power-source automatic change-over switch provided with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201969479U CN201532872U (en) | 2009-09-17 | 2009-09-17 | Clamping protective cover and double-power-source automatic change-over switch provided with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201532872U true CN201532872U (en) | 2010-07-21 |
Family
ID=42528273
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201969479U Expired - Lifetime CN201532872U (en) | 2009-09-17 | 2009-09-17 | Clamping protective cover and double-power-source automatic change-over switch provided with same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201532872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821206A (en) * | 2021-02-07 | 2021-05-18 | 浙江世隆电气科技有限公司 | Novel closed bus structure of distribution electrical appliance |
-
2009
- 2009-09-17 CN CN2009201969479U patent/CN201532872U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112821206A (en) * | 2021-02-07 | 2021-05-18 | 浙江世隆电气科技有限公司 | Novel closed bus structure of distribution electrical appliance |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20100721 Effective date of abandoning: 20090917 |