CN101937798B - Drawer type breaker with in-place sound promoting function - Google Patents
Drawer type breaker with in-place sound promoting function Download PDFInfo
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- CN101937798B CN101937798B CN 201010188666 CN201010188666A CN101937798B CN 101937798 B CN101937798 B CN 101937798B CN 201010188666 CN201010188666 CN 201010188666 CN 201010188666 A CN201010188666 A CN 201010188666A CN 101937798 B CN101937798 B CN 101937798B
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Abstract
The invention relates to a drawer type breaker with an in-place sound promoting function, comprising a breaker body and a drawer seat, wherein the drawer seat comprises a shell part, a slide mechanism, an indicating device, a transmission mechanism and an in-place sound indicating device; and the in-place sound promoting device comprises a first lever, a second lever, a first baffle plate, a first shaft, a first spring and a second spring, wherein the first lever is coupled with a moving plate of the transmission mechanism. When the moving plate respectively moves to a connection position, a test operation or a separation position of the corresponding breaker body, the second lever hits the first baffle plate, thereby generating an in-place sound prompt. The drawer type breaker has simple structure and reliable operation. When entering and exiting the drawer seat, the breaker body can precisely stop in the connection position, the test operation or the separation position, and the drawer type breaker can emit in-place promoting sound in the corresponding indicating position simultaneously and indicate an operator to precisely judge the currently arrived work position of the breaker body at the moment through vision and hearing.
Description
Technical field
The invention belongs to and exchange rated operational voltage 1200V and following low-voltage distribution equipment field, relate to a kind of low pressure frame-type circuit breaker, particularly a kind of withdrawable circuit breaker with the sound prompt facility that puts in place.
Background technology
A large amount of withdrawable circuit breakers that use also are drawout breaker in the distribution apparatus, and it comprises breaker body and drawout chassis, and breaker body is installed in the drawout chassis.Drawout chassis generally comprises housing, termination, transmission mechanism and slide mechanism.Described slide mechanism is installed in the housing; comprise in the slide mechanism that is used for the sliding part that breaker body is installed in carrying; sliding part can slide by the movement locus of design, inserts in the housing of drawout chassis or releases in the housing of drawout chassis to realize breaker body.The function of described transmission mechanism is sliding part or the breaker body that the actuating force from handle is passed to slide mechanism.The termination of circuit breaker is installed on the housing, in each binding post introducing housing by termination the input that comprises main circuit that housing is outer and output, so that with each binding post in the housing and the corresponding connection of each binding post on the breaker body.Being electrically connected of the secondary circuit of multichannel main circuit and multichannel arranged between breaker body and the drawout chassis, the connection of this electrical connection is to insert in the process that is installed in the drawout chassis at breaker body automatically to finish, and the separation of this electrical connection is automatically to finish the process that breaker body is extracted out in drawout chassis.In the operating process of the insertion of breaker body or extraction, need breaker body can rest on exactly three positions of drawout chassis, these three positions are referred to as " connection ", " test " and " separation " usually, and they represent respectively the main circuit between breaker body and the drawout chassis, the connection status of secondary circuit.Specifically: in " connection " position, breaker body all is connected with the main circuit of drawout chassis, secondary circuit, and circuit breaker is in normal operating conditions, and at this moment, breaker body has been inserted into the inside of drawout chassis; In " test " position, breaker body separates with the main circuit of drawout chassis, and secondary circuit connects, and circuit breaker is in test mode, and this moment, breaker body rested on a certain centre position of drawout chassis; In " separation " position, breaker body all separates with the main circuit of drawout chassis, secondary circuit, and circuit breaker is in and can unloads state, and this moment, breaker body was extracted to the outermost of drawout chassis.In order to ensure safety, require three positions of " connection ", " test ", " separation " that breaker body stops in drawout chassis must be accurately, to guarantee that when " connection " position, described main circuit, secondary circuit all are in reliable status of electrically connecting; When " test " position, described main circuit is in completely released state, and secondary circuit is in reliable status of electrically connecting; When " separation " position, described main circuit, secondary circuit all are in completely released state.
Withdrawable circuit breaker usually passes through operating parts or claims the operation of handle to transmission mechanism, realizes that breaker body turnover drawout chassis also makes it to be in separation, test, connects three service positions.The insertion of breaker body or the course of action of draw out operation be normally: the artificial rotation is arranged on the outer handle of housing, described transmission mechanism passes to sliding part or the breaker body of slide mechanism after converting the rotation of handle to rectilinear motion mode, thereby realizes that breaker body does to insert or extract out action.It should be noted that, when the action of artificial turning handle stopped, the motion of breaker body stopped thereupon, and namely breaker body rests on a certain position, because the screw rod transmission assembly has auto-lock function in the transmission mechanism, so breaker body can free movement under the stop state.Described handle and transmission mechanism are separable, when the operating breaker body is done to insert or extracted action out, need handle is connected with transmission mechanism; Under breaker body stop state, handle can be connected with the transmission mechanism disengaging and unload from transmission mechanism.When positioning indicator indication breaker body arrived the position of " connection ", " test " or " separation ", handle stopped operating, and makes breaker body be positioned at this state.Obviously, the method of depending merely on positioning indicator indication location can not satisfy instructions for use, it mainly is inconvenient operation, namely in the insertion or extraction of operating breaker body, the operator wants turning handle on the one hand, will constantly watch on the other hand the pointer of indicating device attentively, and this brings unnecessary trouble to the operator, and breaker body can not accurately rest on desirable position, and is not high at the bottom of the positioning accurate.The reason that positioning accuracy is low: the one, the angular displacement of the pointer of indicating device is transmitted by transmission mechanism, is not directly transmitted by described sliding part, so the driving error of transmission mechanism has directly affected the angular displacement precision of pointer; The 2nd, the segmentation of the indication calibration of indicating device is placed restrictions on, thereby has affected the pointing accuracy of indicating device.
For ease of circuit breaker is overhauled, isolates, changes, people have generally adopted positioning indicator to add the locking device and have obtained the information of circuit breaker service position at present.Locking device (No. 99100934.7 patents) such as a kind of circuit breaker insertion and separating mechanism, it comprises that the master lock of a desirable off-position and enable possition decides retainer, in off-position, can prevent the installation of handle, and in the enable possition, handle is installed; At least one operating parts obtains the information that represents the one or more positions of circuit breaker, when not detecting any of these positions, can prevent that master lock from deciding the movable part of retainer and moving to off-position; And mode of operation selector.A kind of locking device of drawout breaker (No. 02138306.5 patent) and for example, it comprises the second bearing that is arranged on the base plate, slide plate, the drive link 2 that is located on the second bearing and is connected with slide plate, analog indicator 3, set up the first bearing on the described base plate, be provided with square shaft between the first bearing and the second bearing, be provided with three grooves above the square shaft, slidely connect a clamp on the first bearing, has latch hook on the clamp, projection, screw hole, the outside of latch hook and square shaft is colluded and is joined, projection is positioned at screw hole, in screw hole, wear drive lead screw, the card ditch can with protruding scarf, clamp consists of by spring to be put to a lateral deviation.But it is complicated that these existing positioning indicators add the mechanism that locks device, number of spare parts is many and difficulty of processing is large, product Installation and Debugging difficulties, thus cause the production efficiency of product low, manufacturing cost is expensive, particularly can't satisfy the reliable again user demand of hommization of operation.
Summary of the invention
The object of the invention is to overcome the defective of above-mentioned prior art, a kind of withdrawable circuit breaker with the sound prompt facility that puts in place is provided, simple in structure, number of components is few, be easy to manufacture, low cost of manufacture, realize that breaker body can accurately rest on " connection " in the process of turnover drawout chassis, " test " or " separation " position, and in corresponding indicating positions, also send the voice prompt that puts in place, not only pass through vision, also by the sense of hearing, the indication operator accurately judges the current service position that has arrived of breaker body this moment, and operation is very easy in use.
To achieve these goals, the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention has adopted following technical scheme.
A kind of withdrawable circuit breaker with the sound prompt facility that puts in place, it comprises breaker body 1 and drawout chassis 2, described drawout chassis 2 comprises cabinet parts 6, slide mechanism 4, indicating device 9, termination and transmission mechanism 5, described cabinet parts 6 comprises side plate 61, base plate 62, underframe 63, described transmission mechanism 5 comprises handle 3, rotating shaft 50, movable plate 7, lead screw transmission assembly 8, and drawout chassis 2 also comprises the sound suggestion device that puts in place at least; The described sound suggestion device that puts in place comprises the first lever 10, the second lever 11, the first baffle plate 12, the first axle 13, the first spring 14, the second spring 15; The first baffle plate 12 is fixed on the base plate 62 of cabinet parts 6, the first axle 13 is fixed on the first baffle plate 12 or is fixed on the base plate 62, the first lever 10 and the second lever 11 are installed in respectively on the first axle 13 pivotally, one end of the first spring 14 is connected with the second lever 11, the other end of the first spring 14 is connected with the first baffle plate 12 or base plate 62, one end of the second spring 15 is connected with the first lever 10, the other end of the second spring 15 is connected with the second lever 11, one end of the first lever 10 is of coupled connections with the movable plate 7 of transmission mechanism 5. when described movable plate 7 moves to " connection " corresponding to breaker body 1, or " test ", or during " separation " position, described the second lever 11 bumps the first baffle plate 12 sends the prompting sound that puts in place and rings.
Described the first baffle plate 12 is provided with first and is knocked elastic force effect that face 121, the second levers 11 are provided with the first striking face 112, the first springs 14 and orders about the first striking face 112 and first and be knocked face 121 and contact; Described the second lever 11 is provided with second and is knocked elastic force effect that face 111, the first levers 10 are provided with the second striking face 101, the second springs 15 and orders about the second striking face 101 and second and be knocked face 111 and contact.Described the first lever 10 be coupled a kind of in acute angle shape, obtuse angle shape, rectangle or the arc of being shaped as of that end of being connected of movable plate 7.Described first is knocked face 121 is provided with control switch; By the first striking face 112 striking control switches, cause control switch conversion open/close state.
Described the first spring 14 or the second spring 15 are respectively a kind of in torsion spring, extension spring, the stage clip.
Withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention has also adopted following technical scheme.
A kind of withdrawable circuit breaker with the sound prompt facility that puts in place, it comprises breaker body 1 and drawout chassis 2, described drawout chassis 2 comprises cabinet parts 6, slide mechanism 4, indicating device 9, termination and transmission mechanism 5, described cabinet parts 6 comprises side plate 61, base plate 62, underframe 63, described transmission mechanism 5 comprises handle 3, rotating shaft 50, movable plate 7, lead screw transmission assembly 8, and described drawout chassis 2 also comprises the sound suggestion device that puts in place at least; The described sound suggestion device that puts in place comprises the 3rd lever (16), the 4th lever 17, the 3rd spring 18, the 4th spring 22, the second axle 19, the 3rd axle 20, second baffle 21; Second baffle 21 is fixed on the base plate 62 of cabinet parts (6), the second axle (19) is fixed on second baffle 21 or is fixed on the base plate 62, the 4th lever 17 is installed on the second axle 19 pivotally, the 3rd lever 16 pivots with the 4th lever 17 by the 3rd axle 20 and is connected, one end of the 3rd spring (18) is connected with the 4th lever 17, the other end of the 3rd spring 18 is connected with second baffle 21 or base plate 62, one end of the 4th spring 22 is connected with the 3rd lever 16, the other end of the 4th spring 22 is connected with the 4th lever 17, and an end of the 3rd lever 16 and the movable plate 7 of transmission mechanism 5 are of coupled connections; When described movable plate 7 moved to corresponding to " connection " or " test " of breaker body 1 or " separation " position, described the 4th lever 17 bump second baffles 21 sent the prompting sound that puts in place and ring.
Described second baffle 21 is provided with the 3rd and is knocked elastic force effect that face 211, the four levers 17 are provided with the 3rd striking face 171, the three springs 18 and orders about the 3rd striking face 171 and the 3rd and be knocked face 211 and contact; Described the 4th lever 17 is provided with the 4th and is knocked elastic force that face 172, the three levers 16 are provided with the 4th striking face 161, the four springs (22) and orders about the 4th striking face 161 and the 4th and be knocked face 172 and contact.Described the 3rd lever 16 be coupled a kind of in acute angle shape, obtuse angle shape, rectangle or the arc of being shaped as of that end of being connected of movable plate 7.The described the 3rd is knocked face 211 is provided with control switch; By the 3rd striking face 171 striking control switches, cause control switch conversion open/close state.
Described the 3rd spring 18 or the 4th spring 22 are respectively a kind of in torsion spring, extension spring, the stage clip.
Description of drawings
Fig. 1 is the overall schematic with withdrawable circuit breaker embodiment of the sound prompt facility that puts in place of the present invention.
Fig. 2 is the structural representation of the drawout chassis embodiment of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention.
Fig. 3 is the schematic appearance of the breaker body embodiment of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention.
Fig. 4 is the structural representation of sound suggestion device first embodiment that puts in place of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention.
Fig. 5 is the structural representation of sound suggestion device second embodiment that puts in place of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention.
Fig. 6 to Figure 10 is the position view of each movement parts under the 5 kinds of operating states of sound suggestion device first embodiment that puts in place of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention in the key diagram 4.Wherein:
Fig. 6 represents that an end of the first lever 10 and being of coupled connections of movable plate 7 are in contact condition,
Fig. 7 represents to make the first striking face 112 of the second lever 11 and first of the first baffle plate 12 to be knocked the state that face 121 separates,
Fig. 8 represent to produce put in place the prompting sound the moment, the position of movable plate 7 just in time is " test " or " connection " position of breaker body 1,
Fig. 9 represents to make second on the first striking face 101 and the second lever 11 on the first lever 10 to be knocked the state that face 111 separates,
Figure 10 represents to produce the location status of prompting sound movable plate 7 constantly of putting in place, represent breaker body 1 and withdraws from current state and enter the front ready position of NextState.
Figure 11 is the structural representation of the first lever part of sound suggestion device first embodiment that puts in place of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention.
Figure 12 is the structural representation of the second lever part of sound suggestion device first embodiment that puts in place of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention.
Figure 13 is the structural representation of the first stop features of sound suggestion device first embodiment that puts in place of the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention.
Figure 14 to Figure 16 is the status of electrically connecting schematic diagram with withdrawable circuit breaker embodiment of the sound prompt facility that puts in place of the present invention.Wherein:
Figure 14 is in " separation " state,
Figure 15 is in " test " state,
Figure 16 is in " connection " state.
Embodiment
Below in conjunction with accompanying drawing, describe the embodiment with withdrawable circuit breaker of the sound prompt facility that puts in place of the present invention in detail, advantage of the present invention and structure are by in conjunction with following accompanying drawing and describe will become more clear.Withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention is not limited to following examples.
As shown in Figures 1 to 3, the withdrawable circuit breaker with the sound prompt facility that puts in place of the present invention comprises breaker body 1 and drawout chassis 2.Fig. 1 represents that breaker body 1 is contained in the drawout chassis 2, and breaker body 1 is provided with the arrangements of electric connection of the bus 27 of the plug 25 that comprises secondary circuit and main circuit.Fig. 2 has shown the structural representation of drawout chassis embodiment, and drawout chassis 2 comprises cabinet parts 6, slide mechanism 4, indicating device 9, termination, transmission mechanism 5.Described cabinet parts 6 comprises side plate 61, base plate 62, underframe 63 (as shown in Figure 14).Described slide mechanism 4 comprises that two slide plates 41 and two pairs are separately fixed at the guide rail on two side plates 61 of cabinet parts 6, every secondary guide rail comprises upper rail 42 and lower guideway 43, two slide plates 41 are slidably mounted on respectively between the upper rail 42 and lower guideway 43 of two secondary guide rails, thereby make slide plate 41 can only make linear slide under the constraint of guide rail, the direction of this linear slide is exactly the insertion/extraction direction of breaker body 1.Described termination comprises the bridge type contact 28 (seeing Figure 14) of the main circuit on the underframe 63 that is installed in cabinet parts 6 and is installed in the socket 26 of the secondary circuit on cabinet parts 6 tops, socket 26 cooperates with plug 25 on the breaker body 1 to be realized being electrically connected, and bridge type contact 28 cooperates the realization electrical connection with bus 27 on the breaker body 1.
Shown in Fig. 2 and 4, described transmission mechanism 5 comprises rotating shaft 50, movable plate 7, lead screw assembly 8, handle 3 (seeing Fig. 1).Described rotating shaft 50 is installed on the base plate 62 of cabinet parts 6 pivotally by axle bed 52.The two ends of rotating shaft 50 are provided with two cams 23, and cam 23 is fixedly connected with rotating shaft 50.The middle part of rotating shaft 50 is provided with two gears 51, and gear 51 is fixedly connected with rotating shaft 50.Described movable plate 7 is installed in by guiding mechanism on the base plate 62 of cabinet parts 6, and under the constraint of described guiding mechanism, movable plate 7 can only be made traveling priority.Movable plate 7 is provided with two toothrow holes 71, and perforation 71 and rotating shaft 50 51 engagements that cog when movable plate 7 is made traveling priority, rotate rotating shaft 50 by perforation 71 driven wheels 51.Described lead screw assembly 8 comprises leading screw 81 and nut 82.Leading screw 81 is installed on the base plate 62 of cabinet parts 6 pivotally, and it only has a degree of freedom of rotating around self axis, and it is fixing by nut 82, forms a covering device with base plate 7, when leading screw 81 rotates, drives movable plate 7 and makes traveling priority.Described handle 3 (seeing Fig. 1) removably is connected with leading screw 81.When handle 3 was connected with leading screw 81, handle 3 can drive leading screw 81 and rotate; After the insertion of breaker body 1 (seeing Fig. 1)/draw out operation finished, handle 3 can be unloaded down from leading screw 81.Described indicating device 9 comprises guide rod 91.The outer end of guide rod 91 is provided with pointer 92, and the shaft of guide rod 91 is provided with guide groove, and this guide groove cooperates with guide hole 72 on the movable plate 7.Guide rod 91 is installed in the base plate 62 of cabinet parts 6 pivotally, and it only has a degree of freedom of rotating around self axis.When movable plate 7 moved, the guide groove on guide hole 72 drive leaders 91 on the movable plate 7 rotated guide rod 91, and the rotation of guide rod 91 drives pointer 92 and rotates.Outside at base plate 62, be carved with " connection ", " test " and " separation " mark on the circular arc that corresponding pointer 92 rotates, when movable plate 7 moved to " connection ", " test " or " separation " position of corresponding circuit breaker body (seeing Fig. 1), pointer 92 was followed the position that movable plate 7 forwards " connection ", " test " or " separation " mark to.
Further describe the installation process of breaker body 1 and drawout chassis 2 below in conjunction with Fig. 2 to 4.The both sides of breaker body 1 are respectively equipped with 4 the first rollers 30 and 2 the second rollers 31.The slide plate 41 of the first roller 30 and slide mechanism 4 is installed and is cooperated, and cooperates with the installation of slide plate 41 by the first roller 30 breaker body 1 is installed on the slide plate 41 of slide mechanism 4 of drawout chassis 2.The cam 23 of the second roller 31 and transmission mechanism 5 is installed and is cooperated, cooperates with the installation of cam 23 by the second roller 31, and the actuating force of transmission mechanism 5 is passed to breaker body 1, makes breaker body 1 do insertion/extractions with slide plate 41 and moves.When the pointer 92 of indicating device 9 pointed to " separations " position, breaker body 1 was installed on two slide plates 41 of slide mechanism 4 by the first roller 30, then promoted slide plate 41 and the second roller 31 was cooperated with cam 23 installations put in place.
Below in conjunction with accompanying drawing 1,2,3,4,14,15,16, further describe " separation ", " test ", " connection " operating process of withdrawable circuit breaker of the present invention.
" separation "-" test " operating process: breaker body 1 is installed on the drawout chassis 2 by aforesaid installation process, pointer 92 at indicating device 9 points under " separation " state, breaker body 1 all separates with electrical connection between the drawout chassis 2, and namely the bus 27 of main circuit separates with bridge type contact 28, the plug 25 of secondary circuit also separates (as shown in figure 14) with socket 26; Rocking-turn handle 3 orders about leading screw 81 and rotates, leading screw 81 rotates, ordering about movable plate 7 moves towards the A direction, perforation 71 driven wheels 51 on the movable plate 7 rotate, gear 51 drives rotating shaft 50 and cam 23 rotates, cam 23 promotes the second roller 31 makes breaker body 1 move to " test " position, movable plate 7 promotes guide rod 91 and rotates in mobile, make the pointer 92 on the guide rod 91 forward " test " state to, under " test " state, main circuit separates between breaker body 1 and the drawout chassis, secondary circuit keeps connecting, and namely as shown in figure 15, the bus 27 of main circuit separates with bridge type contact 28, the plug 25 of secondary circuit is connected with socket 26.If reverse rocking-turn handle 3 makes movable plate 7 towards the reverse movement of A direction under this " test " state, then can finish the operation of being got back to " separation " state by " test " state.
" test "-" connection " operating process: under " test " state, continue rocking-turn handle 3, movable plate 7 is moved towards the A direction, perforation 71 driven wheels 51 rotate on the movable plate 7, gear 51 band moving axis 50 and cam 23 rotate, cam 23 promotes the second roller 31, makes breaker body 1 move to " connection " position; Meanwhile, the pointer 92 of indicating device 9 forwards " connection " state to.Under this " connection " state, breaker body 1 all keeps being connected with electrical connection between the drawout chassis, and namely as shown in figure 16, the bus 27 of main circuit is connected with bridge type contact 28, the plug 25 of secondary circuit is connected with socket 26.If reverse rocking-turn handle 3 makes movable plate 7 towards the reverse movement of A direction under this " connection " state, then can finish the operation of being got back to " test " state by " connection " state.
Can find out from upper operating process, " connection ", " test " or " separation " state that pointer 92 is indicated, although represented the present position of breaker body 1, but because the angular displacement that has just converted pointer 92 behind the Multi-stage transmission to has been passed through in the straight-line displacement of breaker body 1, the transmission accuracy of this Multi-stage transmission generally can not reach desirable requirement because being subject to the restriction of manufacturing process and cost, thereby causes pointer 92 to have the possibility of mistake indication.So-called mistake indication, refer under a certain state of pointer 92 indication " connection "/" test "/" separation ", and the actual electrical connection status between breaker body 1 and the drawout chassis 2 does not conform to the state of pointer 92 indications, the actual connection that perhaps is electrically connected or separate unreliable.Obviously, the indication of this mistake can cause serious potential safety hazard, and the withdrawable circuit breaker with the sound deixis that puts in place of the present invention can be eliminated this hidden danger reliably.
Withdrawable circuit breaker of the present invention shown in Fig. 4,6,10,11,12,13 also comprises the sound suggestion device that puts in place.The following describes concrete mechanism and the operation principle thereof of this device.
The sound suggestion device that puts in place of the present invention comprises the first lever 10, the second lever 11, the first baffle plate 12, the first axle 13, the first spring 14, the second spring 15.The first baffle plate 12 is fixed on the base plate 62 of cabinet parts 6.The first axle 13 is fixed on the first baffle plate 12.The first lever 10 and the second lever 11 are installed in respectively on the first axle 13 pivotally.One end of the first spring 14 is connected with the second lever 11, and the other end is connected with the first baffle plate 12.One end of the second spring 15 is connected with the first lever 10, and the other end is connected with the second lever 11.One end of the first lever 10 and the movable plate 7 of transmission mechanism 5 are of coupled connections, what is called is of coupled connections, refer to be connected according to following form between movable plate 7 and the first lever 10: when movable plate 7 near to the first lever 10 time, movable plate 7 can with an end in contact of the first lever 10; When movable plate 7 had certain distance away from the first lever 10 and with the first lever 10, movable plate 7 separated with an end of the first lever 10.The first baffle plate 12 is provided with first and is knocked elastic force effect that face 121, the second levers 11 are provided with the first striking face 112, the first springs 14 and orders about the first striking face 112 and first and be knocked face 121 and contact.The second lever 11 is provided with second and is knocked elastic force effect that face 111, the first levers 10 are provided with the second striking face 101, the second springs 15 and orders about the second striking face 101 and second and be knocked face 111 and contact.When movable plate 7 moves along the A direction under the driving of handle 3, be breaker body 1 by " test " state to " connection " state or by " separation " state during to " test " state of operation, movable plate 7 is behind a mobile segment distance (namely by the position movement of Figure 10 position to Fig. 6) and an end in contact of the first lever 10, namely being of coupled connections of an end of the first lever 10 and movable plate 7 is in contact condition, and the position of each movement parts as shown in Figure 6 at this moment.Continued to move along the A direction by position shown in Figure 6 with movable plate 7, it is for counterclockwise rotation around the first axle 13 that movable plate 7 promotes the first lever 10, the first lever 10 promotes the second lever 11, making the first striking face 112 (seeing Figure 12) of the second lever 11 be knocked face 121 (seeing Figure 13) with first of the first baffle plate 12 separates, the first spring 14 energy storage this moment, the position of each movement parts as shown in Figure 7.When movable plate 7 moves along the A direction again, movable plate 7 so separates with a distal process of the first lever 10, namely being of coupled connections of an end of the first lever 10 and movable plate 7 is converted to suddenly separated position, this moment, the first spring 14 released energy, order about the second lever 11 and do the clockwise direction revolution, make first on the first striking face 112 bumps the first baffle plate 12 on the second lever 11 be knocked face 121, thereby produce the prompting sound that puts in place, in the moment of this prompting sound that puts in place, the position of movable plate 7 just in time is breaker body 1 " test " or " connection " or " separation " position, and the position of each movement parts under this state as shown in Figure 8.When movable plate 7 under the driving of handle 3 during along A direction reverse mobile, be breaker body 1 by " connection " state to " test " state or by " test " state during to " separation " state of operation, movable plate 7 by position movement one end shown in Figure 8 distance after, one end in contact of elder generation and the first lever 10, namely an end of the first lever 10 and being of coupled connections of movable plate 7 convert contact condition to by separated position, when movable plate 7 continues along A direction reverse mobile, movable plate 7 promotes the first lever 10 and does the clockwise direction rotation around the first axle 13, making second on the second striking face 101 (seeing Figure 11) and the second lever 11 on the first lever 10 be knocked face 111 (seeing Figure 12) separates, the second spring 15 energy storage this moment, the position of each movement parts as shown in Figure 9.When movable plate 7 by position shown in Figure 9 during again along A direction reverse mobile, movable plate 7 so separates with a distal process of the first lever 10, namely being of coupled connections of an end of the first lever 10 and movable plate 7 is converted to suddenly separated position, this moment, the second spring 15 released energy, order about the first lever 10 and do counterclockwise revolution, thereby realize being reset to next ready for operation, the position of each movement parts as shown in figure 10.The present invention rotates by the mobile lever that drives of movable plate, and the ineffective power of lever can automatically reset when moving to certain position, and the sound that the active force that produces when utilization resets sends has been realized sound prompting automatically.
The quantity of the sound suggestion device that puts in place of withdrawable circuit breaker of the present invention is at least one.Preferred scheme is: when using 1 to put sound suggestion device in place, can be used for the prompting of a kind of state in " connection " or " test " state; When using 2 to put sound suggestion device in place, can be respectively applied to the prompting of " connection " and " test " state; When using 3 to put sound suggestion device in place, can be respectively applied to the prompting of " connection ", " test " and " separation " state.
That shown in Figure 4 is the first embodiment of the sound suggestion device that puts in place of the present invention.The first axle 13 of above-mentioned the first embodiment is fixed on the first baffle plate 12, and another kind of alternative scheme is that the first axle 13 is fixed on the base plate 62 of cabinet parts 6.One end of the first spring 14 of above-mentioned the first embodiment is connected with the second lever 11, the other end is connected with the first baffle plate 12, and another kind of alternative scheme is: an end of the first spring 14 is connected with the second lever 11, and the other end is connected with the base plate 62 of cabinet parts 6.The first spring 14 and the second spring 15 of above-mentioned the first embodiment are torsion spring, alternative scheme is that the first spring 14 or the second spring 15 are respectively a kind of in extension spring, the stage clip, that is to say that the first spring 14 and the second spring 15 can be selected respectively a kind of in torsion spring, extension spring, the stage clip.The acute angle shape that is shaped as of the first lever 10 of above-mentioned the first embodiment and ends movable plate 7 coupling, another kind of alternative scheme be, this end be shaped as obtuse angle shape, rectangle or arc.
That shown in Figure 5 is the second embodiment of the sound suggestion device that puts in place of withdrawable circuit breaker of the present invention.As shown in Figure 5, the described sound suggestion device that puts in place comprises the 3rd lever 16, the 4th lever 17, the 3rd spring 18, the 4th spring 22, the second axle 19, the 3rd axle 20, second baffle 21.Second baffle 21 is fixed on the base plate 62 of cabinet parts 6.The second axle 19 is fixed on the second baffle 21.The 4th lever 17 is installed on the second axle 19 pivotally.The 3rd lever 16 pivots with the 4th lever 17 by the 3rd axle 20 and is connected.One end of the 3rd spring 18 is connected with the 4th lever 17, and the other end is connected with second baffle 21.One end of the 4th spring 22 is connected with the 3rd lever 16, and the other end is connected with the 4th lever 17.Second baffle 21 is provided with the 3rd and is knocked elastic force effect that face 211, the four levers 17 are provided with the 3rd striking face 171, the three springs 18 and orders about the 3rd striking face 171 and the 3rd and be knocked face 211 and contact.The 4th lever 17 is provided with the 4th and is knocked elastic force effect that face 172, the three levers 16 are provided with the 4th striking face 161, the four springs 22 and orders about the 4th striking face 161 and the 4th and be knocked face 172 and contact.One end of the 3rd lever 16 and the movable plate 7 of transmission mechanism are of coupled connections.The 3rd lever 16 of the second embodiment, the 4th lever 17, the 3rd striking face 171, the 3rd are knocked that the first lever 10, the second lever 11, the first striking face 112, first that effect that face 211, the 4th striking face 161, the 4th be knocked face 172, second baffle 21, the 3rd spring 18, the 4th spring 22 is equivalent to respectively the first embodiment is knocked face 121, the second striking face 101, second is knocked face 111, the first baffle plate 12, the first spring 14, the second spring 15.The operation principle of the second above-mentioned embodiment is identical with the first embodiment, does not repeat them here.
The second axle 19 of above-mentioned the second embodiment is fixed on the second baffle 21, and another kind of alternative scheme is that the second axle 19 is fixed on the base plate 62 of cabinet parts 6.The other end of the 3rd spring 18 of above-mentioned the second embodiment is connected with second baffle 21, and alternative scheme is that the other end of the 3rd spring 18 is connected with the base plate 62 of cabinet parts 6.The 3rd spring 18 and the 4th spring 22 of above-mentioned the second embodiment are torsion spring, and another kind of alternative scheme is a kind of in extension spring or the stage clip.The rectangle that is shaped as of the 3rd lever 16 of above-mentioned the second embodiment and ends movable plate 7 coupling, another kind of alternative scheme be, this end be shaped as acute angle shape, obtuse angle shape or arc.
Be not difficult to obtain following inspiration from two embodiment of the sound suggestion device that puts in place of the withdrawable circuit breaker of the invention described above, if being knocked face or second described first is knocked face or the 3rd and is knocked face or the 4th and is knocked face control switch is installed, make the first striking face or the second striking face or the 3rd striking face or the 4th striking face striking control switch, then can control described control switch conversion open/close state, convert mechanical impact to the signal of telecommunication, be used for the ON/OFF conversion of the auxiliary acousto-optic hint warning device of control or remote control.
Claims (8)
1. withdrawable circuit breaker with the sound prompt facility that puts in place, it comprises breaker body (1) and drawout chassis (2), described drawout chassis (2) comprises cabinet parts (6), slide mechanism (4), indicating device (9), termination and transmission mechanism (5), described cabinet parts (6) comprises side plate (61), base plate (62), underframe (63), described transmission mechanism (5) comprises handle (3), rotating shaft (50), movable plate (7), lead screw transmission assembly (8), it is characterized in that:
Drawout chassis (2) also comprises the sound suggestion device that puts in place at least;
The described sound suggestion device that puts in place comprises the first lever (10), the second lever (11), the first baffle plate (12), the first axle (13), the first spring (14), the second spring (15);
The first baffle plate (12) is fixed on the base plate (62) of cabinet parts (6), the first axle (13) is fixed on the first baffle plate (12) or is fixed on the base plate (62), the first lever (10) and the second lever (11) are installed in respectively on the first axle (13) pivotally, one end of the first spring (14) is connected with the second lever (11), the other end of the first spring (14) is connected with the first baffle plate (12) or base plate (62), one end of the second spring (15) is connected with the first lever (10), the other end of the second spring (15) is connected with the second lever (11), and the movable plate (7) of an end of the first lever (10) and transmission mechanism (5) is of coupled connections; When described movable plate (7) moved to corresponding to " connection " or " test " of breaker body (1) or " separation " position, described the second lever (11) bump the first baffle plate (12) sent the prompting sound that puts in place and rings;
Described the first baffle plate (12) is provided with first and is knocked face (121), and the second lever (11) is provided with the first striking face (112), and the elastic force effect of the first spring (14) is ordered about the first striking face (112) and first and is knocked face (121) and contacts;
Described the second lever (11) is provided with second and is knocked face (111), and the first lever (10) is provided with the second striking face (101), and the elastic force effect of the second spring (15) is ordered about the second striking face (101) and second and is knocked face (111) and contacts.
2. the withdrawable circuit breaker with the sound prompt facility that puts in place according to claim 1 is characterized in that: described the first spring (14) or the second spring (15) are respectively a kind of in torsion spring, extension spring, the stage clip.
3. the withdrawable circuit breaker with the sound prompt facility that puts in place according to claim 1 is characterized in that: described the first lever (10) be coupled a kind of in acute angle shape, obtuse angle shape, rectangle or the arc of being shaped as of that end of being connected of movable plate (7).
4. the withdrawable circuit breaker with the sound prompt facility that puts in place according to claim 1, it is characterized in that: described first is knocked face (121) is provided with control switch; By the first striking face (112) striking control switch, cause control switch conversion open/close state.
5. withdrawable circuit breaker with the sound prompt facility that puts in place, it comprises breaker body (1) and drawout chassis (2), described drawout chassis (2) comprises cabinet parts (6), slide mechanism (4), indicating device (9), termination and transmission mechanism (5), described cabinet parts (6) comprises side plate (61), base plate (62), underframe (63), described transmission mechanism (5) comprises handle (3), rotating shaft (50), movable plate (7), lead screw transmission assembly (8), it is characterized in that:
Described drawout chassis (2) also comprises the sound suggestion device that puts in place at least;
The described sound suggestion device that puts in place comprises the 3rd lever (16), the 4th lever (17), the 3rd spring (18), the 4th spring (22), the second axle (19), the 3rd axle (20), second baffle (21);
Second baffle (21) is fixed on the base plate (62) of cabinet parts (6), the second axle (19) is fixed on second baffle (21) or is fixed on the base plate (62), the 4th lever (17) is installed on the second axle (19) pivotally, the 3rd lever (16) pivots with the 4th lever (17) by the 3rd axle (20) and is connected, one end of the 3rd spring (18) is connected with the 4th lever (17), the other end of the 3rd spring (18) is connected with second baffle (21) or base plate (62), one end of the 4th spring (22) is connected with the 3rd lever (16), the other end of the 4th spring (22) is connected with the 4th lever (17), and the movable plate (7) of an end of the 3rd lever (16) and transmission mechanism (5) is of coupled connections;
When described movable plate (7) moved to corresponding to " connection " or " test " of breaker body (1) or " separation " position, described the 4th lever (17) bump second baffle (21) sent the prompting sound that puts in place and rings;
Described second baffle (21) is provided with the 3rd and is knocked face (211), and the 4th lever (17) is provided with the 3rd striking face (171), and the elastic force effect of the 3rd spring (18) is ordered about the 3rd striking face (171) and the 3rd and is knocked face (211) and contacts;
Described the 4th lever (17) is provided with the 4th and is knocked face (172), and the 3rd lever (16) is provided with the 4th striking face (161), and the elastic force of the 4th spring (22) orders about the 4th striking face (161) and the 4th and is knocked face (172) and contacts.
6. the withdrawable circuit breaker with the sound prompt facility that puts in place according to claim 5 is characterized in that: described the 3rd spring (18) or the 4th spring (22) are respectively a kind of in torsion spring, extension spring, the stage clip.
7. the withdrawable circuit breaker with the sound prompt facility that puts in place according to claim 5 is characterized in that: described the 3rd lever (16) be coupled a kind of in acute angle shape, obtuse angle shape, rectangle or the arc of being shaped as of that end of being connected of movable plate (7).
8. the withdrawable circuit breaker with the sound prompt facility that puts in place according to claim 6, it is characterized in that: the described the 3rd is knocked face (211) is provided with control switch; By the 3rd striking face (171) striking control switch, cause control switch conversion open/close state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010188666 CN101937798B (en) | 2010-06-02 | 2010-06-02 | Drawer type breaker with in-place sound promoting function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010188666 CN101937798B (en) | 2010-06-02 | 2010-06-02 | Drawer type breaker with in-place sound promoting function |
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| Publication Number | Publication Date |
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| CN101937798A CN101937798A (en) | 2011-01-05 |
| CN101937798B true CN101937798B (en) | 2013-01-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010188666 Active CN101937798B (en) | 2010-06-02 | 2010-06-02 | Drawer type breaker with in-place sound promoting function |
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| CN (1) | CN101937798B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102412101A (en) * | 2011-07-27 | 2012-04-11 | 杭州之江开关股份有限公司 | Output device for three-position electric signal in breaker |
| CN102347170A (en) * | 2011-07-27 | 2012-02-08 | 杭州之江开关股份有限公司 | Triolocation electrical signal output device for circuit breaker |
| CN102545086B (en) * | 2012-02-07 | 2014-12-10 | 上海诺雅克电气有限公司 | Automatic triolocation locking and indicating device of drawer type circuit breaker |
| CN105243800B (en) * | 2015-10-09 | 2018-03-16 | 顺德工业(江苏)有限公司 | A kind of sound prompting device of mechanism operation in place |
| CN109713604B (en) * | 2017-10-25 | 2020-04-17 | 常熟开关制造有限公司(原常熟开关厂） | Circuit breaker drawer seat |
| CN110350436A (en) * | 2018-04-08 | 2019-10-18 | 大全集团有限公司 | Drawer is alternately propelled mechanism |
| CN108962645A (en) * | 2018-09-28 | 2018-12-07 | 无锡韩光电器股份有限公司 | Bypass automatic transfer switching electric appliance position of the switch display device |
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| CN1585063A (en) * | 2004-06-09 | 2005-02-23 | 浙江正泰电器股份有限公司 | Breaker drawer seat with self-locking function |
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| JP2000341811A (en) * | 1999-05-26 | 2000-12-08 | Terasaki Electric Co Ltd | Drawer type circuit breaker |
| JP2002017007A (en) * | 2000-06-30 | 2002-01-18 | Terasaki Electric Co Ltd | Position notifying device for drawer type circuit breaker |
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| CN2559087Y (en) * | 2002-03-26 | 2003-07-02 | 上海电器股份有限公司人民电器厂 | Drawer air-blast circuit breaker position locking and trip device |
| CN1585063A (en) * | 2004-06-09 | 2005-02-23 | 浙江正泰电器股份有限公司 | Breaker drawer seat with self-locking function |
| CN201741642U (en) * | 2010-06-02 | 2011-02-09 | 上海诺雅克电气有限公司 | Drawer type circuit breaker with in-place sounding prompt function |
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| CN101937798A (en) | 2011-01-05 |
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Application publication date: 20110105 Assignee: Zhejiang Chint Electrics Co.,Ltd. Assignor: NOARK ELECTRICS (SHANGHAI) Co.,Ltd. Contract record no.: X2020310000003 Denomination of invention: Drawer type breaker with in-place sound promoting function Granted publication date: 20130116 License type: Common License Record date: 20200518 |
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Application publication date: 20110105 Assignee: ZHEJIANG CHINT ELECTRICS Co.,Ltd. Assignor: SHANGHAI NOARK ELECTRIC Co.,Ltd. Contract record no.: X2021330000593 Denomination of invention: A drawer type circuit breaker with sound prompt function in place Granted publication date: 20130116 License type: Common License Record date: 20211025 |
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