CN105810524B

CN105810524B - Switching device and the switching device with fuse

Info

Publication number: CN105810524B
Application number: CN201410855775.7A
Authority: CN
Inventors: 弗朗茨·奈斯; 于永站; 王芳清; 陈松林; 陆春香
Original assignee: Siemens AG
Current assignee: Siemens AG
Priority date: 2014-12-31
Filing date: 2014-12-31
Publication date: 2018-06-26
Anticipated expiration: 2034-12-31
Also published as: FR3031235B1; DE102015122751A1; CN105810524A; FR3031235A1

Abstract

The present invention relates to a kind of switching device and the switching device with fuse, switching device include ontology and drive shaft, and ontology has the accommodation space that can accommodate a fuse, and there are one open position and a closed positions for drive shaft tool；And side cover and movable locking part, locking part have there are one forced section and a force section, drive shaft can exert a force to forced section, and locking part is pushed to move during being moved from open position to closed position；Side cover is rotatably arranged on ontology, and in drive shaft during being moved from open position to closed position, side cover rotates under the promotion of force section from its initial position along the direction for expanding accommodation space.Switching device at work, is just provided with the space of a larger receiving fuse, even if fuse generates heat, it is excessively high will not so that temperature rises, it is ensured that safety when switching device works.

Description

Switching device and the switching device with fuse

Technical field

The present invention relates to a kind of switching devices, further relate to a kind of switching device with fuse.

Background technology

In switching device, switched between open position and closed position by operating drive shaft, transmission shaft is driven to make activity Contact is contacted with fixed contact with detaching, so as to which switching device be controlled to be closed or disconnected, to realize the power on/off to supply line Control.

For carrying the switching device of fuse, since fuse can generate a large amount of heat at work, need rationally Ground reduces resulting problem of temperature rise.

Invention content

An object of the present invention is to provide a kind of switching device, which includes：

One ontology, the ontology have the accommodation space that can accommodate a fuse,

One drive shaft, there are one open position and a closed positions for the drive shaft tool；

It further includes：

One movable locking part, locking part tool there are one forced section and a force section, the drive shaft from Open position can exert a force to the forced section during being moved to closed position, and the locking part is pushed to move；

One side cover, the side cover are rotatably arranged on the ontology, the drive shaft from open position to During closed position moves, the side cover is empty from its initial position along the receiving is expanded under the promotion of the force section Between direction rotation.

In this way, switching device is at work, the space of a larger receiving fuse is just provided with, even if switching device Inside generates heat, it is excessively high will not so that temperature rises, it is ensured that safety when switching device works；Meanwhile larger receiving is empty Between also for install large-size fuse provide possibility.

In one embodiment, the side cover for a pair and is oppositely arranged, and the force section is also a pair, the driving For axis during being moved from open position to closed position, respectively promotion lower edge of the side cover in the force section expands institute State the direction rotation of accommodation space.It designs in this way, the side cover of both sides can be carried out the opening of certain amplitude, can be from two-way most Possibly expand accommodation space, further drop low-temperature-rise.

In one embodiment, the side cover has in its side far from the drive shaft there are one being open, even if driving Moving axis is located at open position, and when switching device is off, fuse can enter accommodation space by the opening, and It will not be obstructed outside by side cover due to its width.

In a kind of embodiment, the side cover has one piece of solid area and the radiating part to connect therewith, such as in reality Heart district domain both sides are both provided with radiating part.Since switching device can have front and two kinds of side mounting means, when use When mounting means causes the hot-air in accommodation space to flow in side cover, solid area can stop hot-air, and be drawn It is directed on the radiating part of both sides, is discharged by heat emission hole etc. so that the temperature in side cover is more uniform, if by the reality Heart district domain is also designed to radiating part, and hot-air will be discharged directly from the region, and heat concentrates on the region so that the region Temperature drift.

Further, the solid area has been provided projectingly the heat-insulated muscle of plural item in the one side away from the fuse, Since heat-insulated muscle is protruded from surface, so the temperature on heat-insulated muscle is compared with lower on surface, especially, heat-insulated muscle it Between according to meet IP20 requirement be arranged at intervals, even if operating personnel are touched in side cover accidentally, also only can directly contact every It on hot muscle, will not touch on surface, avoid being burned easily.

As a kind of embodiment, there are one rotation sections for the side cover tool, and there are one the first block, institutes for the rotation section tool Stating side cover can be rotatably arranged in by the rotation section on the ontology, during being pushed by the force section, be led to It crosses first block to be resisted against on the ontology, so as to limit the motion range of the side cover, avoids side cover from ontology The risk of landing.When first block is resisted against on ontology, maximum accommodation space is also just defined.

Further, the rotation section also has there are one the second block, and the side cover is in its initial position, and described second Block is against on the body, defining minimum accommodation space.

As another embodiment, an elastic component is further included, in the drive shaft from open position to closure position During putting movement, the elastic component is turned by side cover described in its resilient force along the direction for expanding the accommodation space It is dynamic, it can be pushed together with locking part, so as to further reduced external motivating force, the dynamics of outside need can be compared with during operation It is small, increase the convenience of operation.

Further, on the closed position of the drive shaft, the elastic component can stop the side cover to its initial bit The trend of movement is put, side cover will not be restored to initial position due to its own gravity easily, only using the external force such as manual Under promotion, the elastic force of elastic component is overcome, side cover could be pushed back to initial position.

As a kind of embodiment, side cover tool there are one bayonet, the bayonet can engage on the body so as to The fixed side cover, facilitates operating personnel's wiring, and can allow switching device maintain one it is relatively stable State so that the space occupied is smaller, and it is convenient to be provided in links such as logistics.

In one embodiment, the ontology includes a shell, and the drive shaft is at least partially through described outer Shell, the bayonet can engage on the housing.

The present invention also provides a kind of switching device with fuse, the switching including a such as any of the above one fills It puts and a fuse being arranged in the switching device accommodation space.In this way, switching device at work, just has The space of one larger receiving fuse even if fuse generates heat, it is excessively high will not so that temperature rises, it is ensured that switching Safety when device works.

Description of the drawings

Hereafter by a manner of clearly understandable by description of a preferred embodiment and with reference to attached drawing come above-mentioned to the present invention Characteristic, technical characteristic, advantage and its realization method are further described, wherein：

Fig. 1 is a kind of schematic diagram of switching device embodiment provided by the invention；

Fig. 2 is a kind of decomposition diagram of switching device embodiment provided by the invention；

Fig. 3 is a kind of side cover of switching device embodiment provided by the invention and the schematic diagram of locking part；

Fig. 4 and Fig. 5 is signal when a kind of drive shaft of switching device embodiment provided by the invention is in open position Figure；

Fig. 6 and Fig. 7 is signal when a kind of drive shaft of switching device embodiment provided by the invention is in the close position Figure.

Label declaration：

10 ontologies；

11 accommodation spaces

12 shells

121 protrusions

122 holes

13 switches

14 head covers

20 drive shafts

30 locking parts

31 forced sections

32 force sections

40 side covers

41 openings

42 solid areas

43 radiating parts

44 rotation sections

441 first blocks

442 second blocks

45 bayonets

50 elastic components

60 fuses

100 switching devices

Specific embodiment

In order to which the technical features, objects and effects to invention are more clearly understood, now control description of the drawings is of the invention Specific embodiment, in the various figures identical label represent identical part.

Each figure discussed below and be used to describe the disclosure in the patent file principle various embodiments Only it should not be construed as limiting by way of illustration and anyway the scope of the present disclosure.Those skilled in the art will manage Solution can implement the principle of the disclosure in any equipment suitably arranged.Reference example non-limiting embodiments are described The various innovative teachings of the application.

If Fig. 1 is the present invention provides a kind of switching device 100, including an ontology 10 and a drive shaft 20, Ke Yihe Problem of temperature rise inside the reduction of reason ground.

With reference to Fig. 2, Fig. 3 and a kind of embodiment shown in Fig. 4, which includes：

One ontology 10, for the tool of ontology 10 there are one accommodation space 11, fuse 60 can be placed on the accommodation space 11 It is interior, in one embodiment, such ontology 10 can include switch 13, positioned at switch 13 both sides shell 12 and be located at The head cover 14 at 13 top of switch, there are certain space between head cover 14 and switch 13, while the space is also limited by shell 12, this A space is exactly the accommodation space 11 that can accommodate fuse 60.

One drive shaft 20, there are one open position (Fig. 4) and a closed positions (Fig. 6) for the tool of drive shaft 20, work as driving When axis 20 is in open position, switching device 100 is off, and fuse 60 will not work, when drive shaft 20 is in During closed position, switching device is in closed state, and fuse 60 works, and hot-air can be gradually gathered in accommodation space 11, It is further included to reduce therefore caused Wen Sheng, switching device 100：

One movable locking part 30, locking part 30 can be arranged on ontology 10, and there are one forced sections for the tool of locking part 30 31 and a force section 32, drive shaft 20 can exert a force during being moved from open position to closed position to forced section 31, And locking part 30 is pushed to move；

One side cover 40, side cover 40 can be made of plastics, and be rotatably arranged on ontology 10, drive shaft 20 from During open position is moved to closed position, side cover 40 is under the promotion of 30 force section 32 of locking part from its initial position edge Expand the direction rotation of accommodation space 11.So-called " initial position " refers to be in open position (i.e. switching dress in drive shaft 20 Put and be off) when the location of side cover 40 (referring to Fig. 4)

Due to the promotion of locking part 30, side cover 40 can certain amplitude ground " opening " so that the receiving of switching device 100 Space 11 becomes larger, in this way, switching device is at work, is just provided with the space of a larger receiving fuse 60, correspondingly Tool, even if fuse 60 generates heat, it is excessively high will not so that temperature rises there are one the space of larger receiving hot-air, it is ensured that Safety when switching device works.Moreover, because space increases, the usage scenario of switching device is also improved, for size For larger fuse, can also relatively easily it be placed in the switching device.

In one embodiment, a pair of of side cover 40 can be set, the two is oppositely disposed in main body, correspondingly, connection The force section 32 of latch fitting 30 or a pair, in drive shaft 20 during being moved from open position to closed position, one A force section 32 pushes a side cover 40, another force section 32 pushes an other side cover 40, it is made to hold along expansion respectively Receive space 11 direction rotation.It designs in this way, accommodation space 11 can be expanded as much as possible, further drop low-temperature-rise.

In one embodiment, there are one openings 41 in its tool of side far from drive shaft 20 for side cover 40, and opening 41 can With only wide 8 millimeters or so, even if drive shaft 20 is located at open position, and when switching device is off, fuse 60 can To enter accommodation space 11 (as shown in Figure 4) by the opening 41.

In a kind of embodiment, side cover 40 has one piece of solid area 42 and the radiating part 43 that connects therewith, for example, in reality 42 both sides of heart district domain are respectively provided with radiating part (can certainly only be set in side), since switching device 100 can have front With two kinds of side mounting means, when the mounting means of use causes the hot-air in accommodation space 11 to flow in side cover 40, Solid area 42 can stop hot-air, and direct it on the radiating part 43 of both sides, be discharged by heat emission hole etc., So that the temperature in side cover 40 is more uniform, if the solid area 42 is also designed to radiating part 43, hot-air will be direct It is discharged from the region, heat is more concentrated.

Further, solid area 42 has been provided projectingly the heat-insulated muscle 421 of plural item in the one side away from fuse 60, by It is protruded from surface in heat-insulated muscle 421, so the temperature on heat-insulated muscle 421 is compared with lower on surface, it is especially, heat-insulated It is arranged at intervals between muscle 421 according to the requirement for meeting IP20, it, also only can be direct even if operating personnel are touched accidentally in side cover 40 It touches on heat-insulated muscle 421, will not scald easily.

As a kind of embodiment, there are one rotation section 44, rotation section 44 has there are one the first block 441 tool of side cover 40, Side cover 40 can be rotatably arranged in by rotation section 44 on ontology 10, during being pushed by force section 32, pass through first Block 441 is resisted against on ontology 10, so as to limit the motion range of side cover 40, avoids the wind that side cover 40 slides from ontology 10 Danger.

Rotation section 44 can have there are one turn trough, one raised shaft of setting, rotation section on the switch 13 of ontology 10 44 rely on the cooperation of turn trough and shaft, can carry out a certain range of rotations relative to switch 13.Certainly, those skilled in the art It is recognised that other settings can also be taken, for example rotation section 44 is arranged to tool there are one shaft, and is set on switch 13 One turn trough.

Further, the rotation section 44 also has there are one the second block 442, and side cover 40 is in its initial position, and second Block 442 is resisted against on ontology 10, defines the minimum value of accommodation space 11.

As another embodiment, switching device further includes an elastic component 50, such as torsional spring etc., exists in drive shaft 20 During being moved from open position to closed position, elastic component 50 by its resilient force side cover 40 along expand accommodation space 11 direction rotation, in this way, except the thrust of 30 force section 32 of locking part, can also be pushed by the elasticity of elastic component 50 It is dynamic, so as to further reduced the requirement to external motivating force, increase the convenience of operation.

Further, on the closed position of drive shaft 20, elastic component 50 can stop that side cover 40 is moved to its initial position Trend, when the installation site of switching device causes a side cover 40 to be in plumbness, though when the side cover 40 be open to Current location will not be restored to initial position easily under the action of side cover gravity itself, only using the external force such as manual Promotion under, overcome the elastic force of elastic component 50, side cover 40 could be pushed back to initial position.

As a kind of embodiment, there are one bayonet 45, bayonet 45 can be fastened on ontology 10 so as to fixed the tool of side cover 40 Side cover 40 facilitates operating personnel's wiring, and switching device can be caused to maintain a relatively stable state so that accounts for Space is smaller, and it is convenient to be provided in links such as logistics.

As an embodiment, ontology 10 can include a shell 12, and drive shaft 20 is at least partially through shell Hole 122 on 12, different on switch 13 from side cover 40 is rotatably arranged at, side cover 40 can also be rotatably arranged at shell 12 On, it is of course also possible to which bayonet 45 is fastened in the protrusion 121 on shell 12.Presently in connection with Fig. 4-7 and with a kind of switching device Embodiment introduce its motion process.

As shown in Figures 4 and 5, when switching device is off, side cover 40 is in its initial position, switching device institute The space occupied is minimum, and correspondingly, the accommodation space 11 where fuse 60 is also minimum, and the second block 442 is resisted against ontology 10 On, side cover 40 can not further rotate inwardly, moreover, side cover 40 is stuck in by its bayonet 45 in main body, but also side cover 40 Position be relatively fixed.

When fuse 60 is needed to work, drive shaft 20 can be rotated counterclockwise from its open position to closed position, accordingly Ground, drive shaft 20 can drive the forced section 31 on locking part 30, and and then push side cover by the force section 32 on locking part 30 40 are turned out, elastic component 50 (such as torsional spring) and meanwhile also can by its accumulation resilient force side cover 40 be turned out, side Cover 40 bayonet 45 can be gradually backed out before fixed position, and outward along expand accommodation space 11 trend rotate.

As shown in Figures 6 and 7, when drive shaft 20 reaches its closed position, the first block 441 in side cover 40 is resisted against this On body 10, stop the further rotation of side cover 40, side cover 40 is in the maximum position after opening, correspondingly, accommodation space 11 In maximum rating, elastic component 50 is remained on there are certain elastic force, at this time, i.e., side cover 40 is pushed to attempt using external force extensive Its multiple initial position, since drive shaft 20 is still in closed position, mechanism can also generate enough resistances, prevent locking part 30 Movement, and then the rotation for preventing side cover 40 inside.

If necessary to which side cover 40 is restored to initial position, need that drive shaft 20 is switched to its open position, side first Cover 40 just loses the resistance of locking part 30, it is only necessary to inwardly push side cover 40, overcome the elastic force of elastic component 50, make its pressure Contracting, and the bayonet 45 of side cover 40 is fixed on ontology 10, at this moment, the second block 442 in side cover 40 is resisted against on ontology 10, Even if exerting oneself again, side cover 40 further will not inwardly rotate, and at this moment, switching device is off, and side cover 40 is again extensive Again to initial position.

The present invention also provides a kind of switching devices with fuse 60, include the switching of a such as any of the above one Device and a fuse 60 being arranged in switching device accommodation space 11.In this way, switching device at work, just has There is the space of a larger receiving fuse 60, even if fuse 60 generates heat, it is excessively high will not so that temperature rises, it is ensured that Safety during switching device work, moreover, larger accommodation space can also facilitate the fuse of large-size to be put into.

Herein, " schematic " expression " serving as example, example or explanation " should not will be described herein as " showing Any diagram, the embodiment of meaning property " are construed to a kind of preferred or more advantageous technical solution.

Those listed above is a series of to be described in detail illustrating only for possible embodiments of the invention, They are not to limit the scope of the invention, all equivalent embodiments made without departing from skill spirit of the present invention or change It should all be included in the protection scope of the present invention.

Claims

1. switching device, including：

One ontology (10), the ontology (10) have the accommodation space (11) that can accommodate a fuse (60),

One drive shaft (20), there are one open position and a closed positions for drive shaft (20) tool；

It is characterized in that, it further includes：

One movable locking part (30), there are one forced section (31) and a force section (32), institutes for locking part (30) tool Stating drive shaft (20) can exert a force to the forced section (31), and push institute during being moved from open position to closed position State locking part (30) movement；

One side cover (40), the side cover (40) are rotatably arranged on the ontology (10), exist in the drive shaft (20) During being moved from open position to closed position, the side cover (40) is initial from it under the promotion of the force section (32) Position is rotated along the direction for expanding the accommodation space (11).

2. switching device as described in claim 1, which is characterized in that the side cover (40) is a pair and is oppositely arranged, described Force section (32) is also a pair, during the drive shaft (20) is moved from open position to closed position, the side cover (40) lower edge of promotion respectively in the force section (32) expands the direction rotation of the accommodation space (11).

3. switching device as described in claim 1, which is characterized in that the side cover (40) is at it far from the drive shaft (20) Side tool there are one opening (41).

4. switching device as described in claim 1, which is characterized in that the side cover (40) have one piece of solid area (42) with And the radiating part (43) to connect therewith.

5. switching device as claimed in claim 4, which is characterized in that the solid area (42) is away from the fuse (60) the heat-insulated muscle of plural item (421) has been provided projectingly in one side.

6. switching device as described in claim 1, which is characterized in that there are one rotation section (44), institutes for side cover (40) tool Rotation section (44) tool is stated there are one the first block (441), the side cover (40) can rotationally be set by the rotation section (44) It puts on the ontology (10), during being pushed by the force section (32), is resisted against by first block (441) On the ontology (10), so as to limit the motion range of the side cover (40).

7. switching device as claimed in claim 6, which is characterized in that the rotation section (44) also has there are one the second block (442), in its initial position, second block (442) is resisted against on the ontology (10) side cover (40).

8. switching device as described in claim 1 a, which is characterized in that elastic component (50) is further included, in the drive shaft (20) during being moved from open position to closed position, the elastic component (50) passes through side cover described in its resilient force (40) along the direction rotation for expanding the accommodation space (11).

9. switching device as claimed in claim 8, which is characterized in that described on the closed position of the drive shaft (20) Elastic component (50) can stop the trend that the side cover (40) is moved to its initial position.

10. switching device as described in claim 1, which is characterized in that there are one bayonets (45) for side cover (40) tool, described Bayonet (45) can be fastened on the ontology (10) so as to the fixed side cover (40).

11. switching device as claimed in claim 10, which is characterized in that the ontology (10) includes a shell (12), institute Drive shaft (20) is stated at least partially through the shell (12), the bayonet (45) can be fastened on the shell (12).

12. the switching device with fuse, which is characterized in that including cutting as described in one claim of any of the above Changing device and a fuse (60) being arranged in the switching device accommodation space (11).