CN209199794U - A kind of automatic transfer switching electric appliance - Google Patents

Abstract

A kind of automatic transfer switching electric appliance, including first switch module, second switch module, for connecting a pair of side plates of first switch module and second switch module, the secondary contact group being fixed at the top of automatic transfer switching electric appliance, for controlling the controller and the first power supply sampling line of first switch module and second switch module action, the first switch module is disposed with the first bus one and the first bus two along short transverse, the second switch module is disposed with the second bus one and the second bus two along short transverse, feature: the automatic transfer switching electric appliance further includes the external bus of the first power supply, the external bus of first power supply and first bus one fix the first power end for constituting automatic transfer switching electric appliance by screw, the first power supply sampling line is fixed by screws in first power end On.The installation of its voltage sample harness is simple, without carrying out the improvement in structure to original switch module, convenient for manufacture, reduces assembly cost.

Description

A kind of automatic transfer switching electric appliance

Technical field

The utility model belongs to device for switching technical field, and in particular to a kind of automatic transfer switching electric appliance.

Background technique

With the development of society, requirement of the people to power supply continuity, safety, reliability is continuously improved, automatic conversion Device for switching (dual power supply) using more and more extensive.By the development of many years, domestic automatic transfer switching electric appliance development is very fast, Especially the product technology of low current grade is more and more mature, reliable, is made that very big contribution to Chinese society doctrine cause. But current class is higher, and (automatic transfer switching electric appliance product development of the current class in 1600A or more) relatively lags behind, and often adopts With the automatic transfer switching electric appliance of two disconnecting switch or breaker composition derivation type.This kind of derivation type small product size is big, weight Weight, therefore its occupied space is big, is unfavorable for single cabinet installation, and need to install additional mechanical interlocking at the scene, to the electric appliance of user Higher requirements are also raised for mounting technique.

Automatic transfer switching electric appliance is a kind of switching device switched over according to supply voltage situation, therefore need to be to inlet wire End voltage measures, and the disconnecting switch or breaker itself in the automatic transfer switching electric appliance of above-mentioned this kind of derivation type are without electricity Pressure sampling harness, generally directly carries out line with the bus in cabinet by user, thus departing from the technology scope of product itself, it can It cannot be effectively ensured by property, be unfavorable for the promotion and application of product.

Summary of the invention

The task of the utility model is to provide for a kind of automatic transfer switching electric appliance, and the installation of voltage sample harness is simple, Without carrying out the improvement in structure to original switch module, convenient for manufacture, assembly cost is reduced.

What the task of the utility model was performed by, a kind of automatic transfer switching electric appliance, including first switch module, Second switch module, is fixed on automatic change-over at a pair of side plates for connecting first switch module and second switch module Secondary contact group at the top of electric appliance, the controller for controlling first switch module and second switch module action and for the The first power supply that one power supply is sampled samples line, and the first switch module is disposed with the first bus along short transverse One and first bus two, the second switch module be disposed with the second bus one and the second bus two along short transverse, It is characterized by: the automatic transfer switching electric appliance further includes the external bus of the first power supply, the external bus of the first power supply with First bus one fixes the first power end for constituting automatic transfer switching electric appliance by screw, and first power supply is adopted Line-transect is fixed by screws on first power end.

In a specific embodiment of the utility model, screw is offered on the external bus of the first power supply Hole, screw hole is offered on first bus one, and the end of the first power supply sampling line has "O"-ring, the screw The first bus is screwed into after sequentially passing through the "O"-ring on the first power supply sampling line, the screw hole on the external bus of the first power supply The screw hole opened up on one, so that the first power supply sampling line is fixed on first power end.

In another specific embodiment of the utility model, the first switch module and second switch module are in It is stacked up and down；The automatic transfer switching electric appliance further includes loading external bus, the external bus of the load and first switch mould First bus two of block and the second bus one of second switch module connect and constitute the load end of automatic transfer switching electric appliance.

In another specific embodiment of the utility model, the automatic transfer switching electric appliance further include for pair The second source that second source is sampled samples line, and the second source sampling line is fixed on the second of second switch module On bus two.

In another specific embodiment of the utility model, the first power supply sampling line and second source sampling Line is connected to secondary contact group in first switch module, second switch inside modules cabling, is connected to via secondary contact group Controller.

The utility model is due to after adopting the above structure, having the advantages that the installation of its voltage sample harness simply, nothing The improvement that need to be carried out to original switch module in structure reduces assembly cost convenient for manufacture.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of an embodiment of the present invention.

Fig. 2 is the schematic rear view of Fig. 1 embodiment.

Fig. 3 is the side sectional view of Fig. 1 embodiment.

Fig. 4 is that the second source samples line and schematic diagram is completed in the second bus two assembly of second switch module.

Fig. 5 is two assembling process schematic diagram of the second bus that the second source samples line and second switch module.

Fig. 6 is that the automatic transfer switching electric appliance of the utility model installs phase partition schematic diagram.

In figure: 1. first switch modules, 11. first buses one, 12. first buses two, 13. bulkhead brackets, 14. are separately Plate, 15. another external buses；2. second switch module, 21. second buses one, 22. second buses two；3. side plate, 31. overhead guards, 32. mask；4. two contact groups；5. the first power supply samples line；6. screw；7. the external bus of the first power supply；8. loading external mother Line；9. second source samples line.

Specific embodiment

Specific embodiment of the present utility model is described in detail with reference to the accompanying drawing, but is not to the description of embodiment Limitation to technical solution, it is any to change in the form rather than substance that all to should be considered as this practical new according to the utility model design The protection scope of type.

Fig. 1 to Fig. 5 is please referred to, the utility model relates to a kind of automatic transfer switching electric appliance, including first switch module 1, Second switch module 2, is fixed on automatic conversion at a pair of side plates 3 for connecting first switch module 1 and second switch module 2 Secondary contact group 4 at the top of device for switching, the controller (control for controlling first switch module 1 and the movement of second switch module 2 Device processed is electrically connected with secondary contact group 4, and the automatic change-over electricity constituted with first switch module 1 and second switch module 2 Device ontology partial installation, the controller is mountable in cabinet door, and controller is being not shown in the figure), positioned at the front of a pair of side plates 3 Mask 32 and the overhead guard of top 31 and the first power supply for being sampled to the first power supply sample line 5.

The first switch module 1 is disposed with the first bus 1 and the first bus 2 12 along short transverse, First bus 1 described in the present embodiment is the first power source bus, and first bus 2 12 is the first load bus. The second switch module 2 is disposed with the second bus 1 and the second bus 2 22 along short transverse, in the present embodiment In, second bus 1 is second source bus, and second bus 2 22 is the second load bus.

The automatic transfer switching electric appliance further includes the external bus 7 of the first power supply, the external bus 7 of first power supply and institute The first bus 1 for stating first switch module 1 is fixed and constitutes the first power end of automatic transfer switching electric appliance, and described the One power supply sampling line 5 is fixed on first power end.Specifically, it is offered on the external bus 7 of first power supply Screw hole offers screw hole on the first bus 1 of the first switch module 1, the first power supply sampling line 5 End uses "O"-ring, and a screw 6 is sequentially passing through the "O"-ring on the first power supply sampling line 5, the external bus 7 of the first power supply On screw hole after be screwed into the screw hole opened up on the first bus 1, to the first power supply sampling line 5 is fixed on described On first power end.One end of voltage sample line is "O"-ring, by screw by "O"-ring, external 7 and of bus of the first power supply What one 11 three of the first bus compressed is fixedly connected and forms conductive connection.

The first switch module 1 and second switch module 2 is in stacked up and down；The automatic transfer switching electric appliance is also Including loading external bus 8, the first bus 2 12 and second switch module 2 of the load external bus 8 and first switch module 1 The connection of the second bus 1 and constitute the load end of automatic transfer switching electric appliance, form unique external load bus.

The automatic transfer switching electric appliance further includes the second source sampling line 9 sampled to second source, described Second source sampling line 9 be fixed on the second bus 2 22 of second switch module 2.

When automatic transfer switching electric appliance is four-pole switch, A, B, C, N voltage sample harness with the first power supply, and A, B, C, N voltage sample harness of second source, the first power supply sample line 5 and second source sampling line 9 in first switch module 1,2 inside cabling of second switch module, eight voltage sample harness are connected to secondary contact group 4 after summarizing, and through secondary contact Group 4 is connected to external controller.

When automatic transfer switching electric appliance is three step switch, A, B, C voltage sampling harness and the with the first power supply A, B of two power supplys, C voltage sample harness, and the first power supply samples line 5 and second source sampling line 9 in first switch module 1, the Two switch modules, 2 inside cabling, six roots of sensation voltage sample harness is connected to secondary contact group 4 after summarizing, and connects through secondary contact group 4 It is connected to external controller.

In addition, the external bus 7 of the first power supply of each pole of the automatic transfer switching electric appliance of the application, the external bus of load 8 and another external bus 15 and another pole that are connect with the second bus 2 22 of second switch module 2 the first power supply it is external It is provided with phase partition 14 between bus 7, the external bus 8 of load and another external bus 15, the phase partition 14 passes through The bulkhead bracket 13 being fixed on automatic transfer switching electric appliance is fixed.

Claims (5)

1. a kind of automatic transfer switching electric appliance, including first switch module (1), second switch module (2), open for connecting first The a pair of side plates (3) for closing module (1) and second switch module (2), the secondary contact being fixed at the top of automatic transfer switching electric appliance Group (4), for control first switch module (1) and second switch module (2) movement controller and for the first power supply into First power supply of row sampling samples line (5), and the first switch module (1) is disposed with the first bus one along short transverse (11) and the first bus two (12), the second switch module (2) are disposed with the second bus one (21) along short transverse With the second bus two (22), it is characterised in that: the automatic transfer switching electric appliance further includes the external bus of the first power supply (7), The external bus of first power supply (7) and first bus one (11) are fixed by screw (6) constitutes automatic change-over electricity First power end of device, the first power supply sampling line (5) are fixed on first power end by screw (6).

2. a kind of automatic transfer switching electric appliance according to claim 1, it is characterised in that the external mother of the first power supply Screw hole is offered on line (7), and screw hole is offered on first bus one (11), the first power supply sampling line (5) End has "O"-ring, and the screw (6) is sequentially passing through the "O"-ring in the first power supply sampling line (5), outside the first power supply It is screwed into the screw hole opened up on the first bus one (11) after connecing the screw hole on bus (7), so that the first power supply is sampled line (5) It is fixed on first power end.

3. a kind of automatic transfer switching electric appliance according to claim 1, it is characterised in that the first switch module (1) With second switch module (2) in stacked up and down；The automatic transfer switching electric appliance further includes loading external bus (8), this is negative Carry the first bus two (12) of external bus (8) and first switch module (1) and the second bus one of second switch module (2) (21) connect and constitute the load end of automatic transfer switching electric appliance.

4. a kind of automatic transfer switching electric appliance according to claim 1, it is characterised in that the automatic change-over electricity Device further includes second source sampling line (9) for being sampled to second source, and second source sampling line (9) is fixed On the second bus two (22) of second switch module (2).

5. a kind of automatic transfer switching electric appliance according to claim 4, it is characterised in that first power supply samples line (5) and second source sampling line (9) is in first switch module (1), the internal cabling of second switch module (2), and is connected to secondary Contact group (4) is connected to controller via secondary contact group (4).