CN205452181U - AC (alternating current) contactor - Google Patents
AC (alternating current) contactor Download PDFInfo
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- CN205452181U CN205452181U CN201521129254.XU CN201521129254U CN205452181U CN 205452181 U CN205452181 U CN 205452181U CN 201521129254 U CN201521129254 U CN 201521129254U CN 205452181 U CN205452181 U CN 205452181U
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- contact plate
- pedestal
- contact
- connecting plate
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Abstract
AC (alternating current) contactor includes base and contact plate, install the contact support in the base, install linkage complex armature and moving contact in the contact support, the installation is fixed with the static contact on the contact plate, and the static contact passes through that the contact plate is fixed in the base and be corresponding with the moving contact in the base, correspond the department on the both sides wall of the contact plate mounting groove of base and be equipped with the base draw -in groove that is used for clamping contact plate both sides limit, correspond department's an organic whole on the contact plate and be equipped with the installation convex closure for contact plate and the fixed connection of base draw -in groove interference fit in order to realize contact plate and base when the contact plate clamps in the base draw -in groove. The utility model provides a AC (alternating current) contactor is equipped with installation convex closure be brought into contact board and base draw -in groove interference fit through the contact plate, realizes contact plate and base fastening connection, and the assembly process is simple and convenient, easily realizes automatic assembly, improves assembly efficiency and reliability, the simple structure of contact plate simultaneously, and handling ease production does benefit to popularization and application.
Description
Technical field
This utility model relates to Low Voltage Electrical Apparatus, is specifically related to a kind of A.C. contactor.
Background technology
The yoke assembling mode of existing catalyst, by the bottom of yoke through lateral pin, it is spacing to yoke that rubber parts is overlapped at the two ends that lateral pin is exposed at outside yoke again, and this assembling mode exists that assembling is loaded down with trivial details, be difficult to the problems such as Automated assembly.Additionally the bottom in yoke offers the through hole supplying lateral pin to pass and have impact on the magnetic circuit of yoke the most to a certain extent, reduces the reliability of product.And the pedestal of major part product is bonded to each other with the form of base engagement at present, this mode can not carry out pre-determined bit during there is the assembling of base and pedestal, and cause that efficiency of assembling is low, problem during assembling difficulty and damage of product and the assembling such as reliability is low.
Additionally, the contact plate in pedestal is used for supporting and fixing static contact, it is desirable to contact plate does not offsets under the pressure by moving contact, and therefore contact plate must be fastened on pedestal.The pedestal of major part product arranges groove at present, contact plate becomes band arch to coordinate with the groove of pedestal by design of Forming Technology, realize firm contact plate, and this by existence assembling difficulty, be unfavorable for realizing Automated assembly and the problem such as efficiency of assembling is low, the structure of contact plate is complicated simultaneously, increase processing technique difficulty, be unfavorable for popularization and application.And terminal screw need to be locked on contact plate, contact plate has screwed hole, coordinate with terminal screw for product wiring.But the domes of contact plate cause the screwed hole above contact plate on an inclined-plane, and part processing scrappage is high, assembly process is time-consumingly long and efficiency is low, and catalyst product automation difficulty is bigger simultaneously.
Utility model content
The purpose of this utility model is to overcome the defect of prior art, it is provided that the A.C. contactor that a kind of simple in construction, reliability are high.
For achieving the above object, this utility model adopts the technical scheme that
A kind of A.C. contactor, including pedestal 6 and contact plate 7, in described pedestal 6, contact support is installed, the armature being linked and moving contact are installed in contact support, being mounted with static contact 707 on described contact plate 7, it is interior and corresponding with the moving contact in pedestal 6 that static contact 707 is fixed on pedestal 6 by contact plate 7；On the two side of the contact plate mounting groove 61 of described pedestal 6, corresponding position is provided with the pedestal draw-in groove 610 for card attaching touch panel 7 dual-side, on contact plate 7, corresponding position is integrally formed with installation convex closure 701 so that when contact plate 7 is installed in pedestal draw-in groove 610, contact plate 7 is connected with the fixing of pedestal 6 to realize contact plate 7 with pedestal draw-in groove 610 interference fit.
Preferably, first connecting plate 71 of described contact plate 7 is provided with the screw hole 704 for being socketed terminal screw, surrounding vertical at the first connecting plate 71 upper bolt aperture 704 of contact plate 7 is provided with the screw thread of annular and turns edge 706, wherein the first connecting plate 71 of contact plate 7 is slab construction, screw thread turns edge 706 for circle ring column structure, described screw thread turn edge 706 and install convex closure 701 be positioned on the same side end face of the first connecting plate 71 of contact plate 7, the assembly direction realizing terminal screw is consistent with the protuberance direction installing convex closure 701, during so that terminal screw is assembled to be installed on the contact plate 7 in pedestal draw-in groove 610, terminal screw applies pressure to contact plate 7, the convex closure 701 of installing of contact plate 7 is extruded by pedestal draw-in groove 610 sidewall.
Preferably, described contact plate 7 includes the first connecting plate the 71, second connecting plate 72 and the 3rd connecting plate 73 being connected, wherein on the first connecting plate 71, the terminal screw for catalyst wiring is installed, on 3rd connecting plate 73, static contact 707 is installed, first connecting plate 71 and the 3rd connecting plate 73 are slab construction, and the second connecting plate 72 is obliquely installed so that the first connecting plate 71 of the second connecting plate 72 both sides and the 3rd connecting plate 73 upper and lower end face do not maintain an equal level；The screw hole 704 that on first connecting plate 71, vertical tapping formation coordinates with terminal screw.
Preferably, described installation convex closure 701 is arranged on the bottom surface of contact plate 7 and side junction, the sidewall of the contact plate mounting groove 61 of pedestal 6 is provided with pedestal draw-in groove 610, be provided with the first fixture block 611 of projection in the bottom of contact plate mounting groove 61 and the junction of sidewall, the end face of the first protruding fixture block 611 is concordant with the bottom surface of pedestal draw-in groove 610 to be coordinated with the installation convex closure 701 of contact plate 7 jointly.
Preferably, on the bottom surface of the first connecting plate 71 of contact plate 7, corner is provided with four and installs convex closure 701, installs four the contact plate breach 703 being formed with punching press installation convex closure 701 on the position that convex closure 701 is corresponding on the end face of contact plate 7 with four.
Preferably, described contact plate 7 includes the first connecting plate 71 being connected, second connecting plate 72 and the 3rd connecting plate 73, wherein the first both sides, connecting plate 71 bottom surface of contact plate 7 are provided with described installation convex closure 701 and make the first connecting plate 71 and pedestal draw-in groove 610 interference fit, on first connecting plate 71, the terminal screw for catalyst wiring is installed, on 3rd connecting plate 73, static contact 707 is installed, the width of the second connecting plate 72 and the 3rd connecting plate 73 is respectively less than the width of the first connecting plate 71, during assembling, 3rd connecting plate 73 of contact plate 7 is relative with the moving contact in pedestal 6 through the contact plate mounting groove 61 of pedestal 6, first connecting plate 71 realizes contact plate 7 in being installed on pedestal draw-in groove 610 and is connected with the fixing of pedestal 6.
Preferably, when the first connecting plate 71 is along assembling, the both sides, front end of direction of insertion are provided with spacing breach 702, it is provided with, with corresponding position on the flush of the first fixture block 611, the pedestal limited block 613 coordinated with spacing breach 702 at pedestal draw-in groove 610, during assembling, the first connecting plate 71 of contact plate 7 moves forward to spacing breach 702 along pedestal draw-in groove 610 and abuts with pedestal limited block 613.
Preferably, the end face of the first connecting plate 71 is provided with contact plate breach 703 along the both sides, front end of direction of insertion during assembling, on the upper side wall of pedestal draw-in groove 610, corresponding position is provided with the second fixture block 612 of projection, second fixture block 612 and the first fixture block 611 interval are oppositely arranged, second fixture block 612 and the distance being smaller than between the upper and lower sidewall of pedestal draw-in groove 610 of the first fixture block 611, form the bayonet socket at contact plate breach 703 on clamping the first connecting plate 71 between the second fixture block 612 and the first fixture block 611.
Preferably, the both sides at the first connecting plate 71 upper bolt aperture 704 are provided with contact plate projection 705.
Preferably, the upper and lower sidewall of described pedestal draw-in groove 610 opening all tilts to be provided with enlarging inclined-plane 610a so that assembling.
A.C. contactor of the present utility model, it is provided with installation convex closure by contact plate and makes contact plate and pedestal draw-in groove interference fit, realize contact plate to be fastenedly connected with pedestal, assembly process is easy, it easily is automated assembling, improves efficiency of assembling and reliability, the simple in construction of contact plate simultaneously, it is easy to processing, beneficially popularization and application.In addition by arranging the first fixture block and being positioned at the bottom surface of contact plate and the installation convex closure of side edge, installation convex closure is made to simultaneously work as the fixing and stable effect supported is installed, can not offset when realizing contact plate by the pressure of moving contact, improve stability and the fastness of assembling.The plane of contact plate offers the screw hole for locking terminal screw, reduces difficulty of processing and the scrappage of part processing, convenient for assembly, improve efficiency, it is simple to realize automated production and assembling.Screw thread turns edge and installs the setting of convex closure homonymy and makes installation convex closure simultaneously work as fixation and cushioning effect, simplifies contact plate structure, it is to avoid offset or cause damage of product after contact plate pressurized, improves product reliability.
Accompanying drawing explanation
Fig. 1 is the axonometric chart of the built-in distribution structure of base of the present utility model；
Fig. 2 is the sectional view of the built-in distribution structure of base of the present utility model；
Fig. 3 is the installation diagram of base of the present utility model and yoke；
Fig. 4 is the sectional view of base of the present utility model；
Fig. 5 is the structural representation of yoke of the present utility model；
Fig. 6 is the enlarged drawing in Fig. 2 of the present utility model at A；
Fig. 7 is the installation diagram of coil rack of the present utility model, coil and lug plate；
Fig. 8 is the structural representation of coil rack of the present utility model；
Fig. 9 is the structural representation of lug plate of the present utility model；
Figure 10 is the positive sectional view of base of the present utility model and pedestal；
Figure 11 is the side cross-sectional view of base of the present utility model and pedestal；
Figure 12 is the axonometric chart of base of the present utility model；
Figure 13 is the inversion figure of pedestal of the present utility model；
Figure 14 is the installation diagram of pedestal of the present utility model and contact chip；
Figure 15 is the Local map of pedestal of the present utility model；
Figure 16 is the axonometric chart of contact chip of the present utility model；
Figure 17 is the upward view of contact chip of the present utility model；
Figure 18 is the side view of contact chip of the present utility model；
Figure 19 is the top view of contact chip of the present utility model.
Detailed description of the invention
The embodiment be given below in conjunction with accompanying drawing 1 to 19, further illustrates the detailed description of the invention of A.C. contactor of the present utility model.A.C. contactor of the present utility model is not limited to the following description.
As shown in Fig. 1 and Figure 10, A.C. contactor of the present utility model includes base 1, yoke 2, coil rack 3, coil 4, lug plate 5, pedestal 6 and contact plate 7, yoke 2 is installed on the base plate of base 1, coil 4 is sleeved on the outer wall of coil rack 3, lug plate 5 is arranged on coil rack 3 and is connected with coil 4 wiring, is positioned at the top of yoke 2 in being arranged on base 1 equipped with the coil rack 3 of coil 4 and lug plate 5；Pedestal 6 matching cover, on base 1, is provided with contact plate 7 and the contact support being connected and armature, contact plate 7 is provided with the static contact 707 that the moving contact supported with contact is corresponding in pedestal 6；Wherein armature and yoke 2 are mounted opposite one on the other between the two ends of coil rack 3, armature with coil rack 3 and realize elastic connection by reaction spring.
As depicted in figs. 1 and 2, base of the present utility model includes base 1 and yoke 2 with the assembling structure of yoke, and yoke 2 is arranged in base 1, and coil rack 3 is arranged in yoke 2 and sinks to, in base 1, be provided with the armature being oppositely arranged with yoke 2 on coil rack 3；Being provided with yoke 2 place of cooperation at the two ends of base 1 inner yoke 2 for the limit hook 11 directly hooking yoke 2 to limit the actuating length of yoke 2, during catalyst adhesive, armature is catered in yoke 2 upwards action, and the limit hook 11 being positioned at yoke 2 two ends hooks yoke 2.By being provided with in base for the limit hook directly hooking yoke to realize limiting the actuating length of yoke, simple in construction, limit hook has spacing fixation and cushioning effect simultaneously, reduce Assembly part, simplify assembly process, improve efficiency of assembling, facilitate implementation Automated assembly, being beneficial to popularization and application, avoid having through hole in yoke affects the magnetic circuit of yoke simultaneously, improves product reliability.
As shown in Figure 2-5, yoke 2 of the present utility model is arranged on the base plate of base 1, on the two ends sidewall of yoke 2, corresponding position is provided with the limited impression 21 coordinated with limit hook 11, limit hook 11 includes the connecting portion 111 being arranged on base 1 base plate and the hook part 112 being arranged on connecting portion 111 end, wherein the hook part 112 of limit hook 11 matches with limited impression 21, during assembling, the limited impression 21 that hook part 112 coupling of limit hook 11 is installed on yoke 2 is interior to limit yoke 2 action.Wherein, base 1 base plate upper magnet yoke 2 be respectively arranged at the two ends with at least one limit hook 11, the inclined-plane that hook part 112 upper end of limit hook 11 is assembled from the top down for ease of yoke, the barb upper end making limit hook 11 is opening shape, facilitates yoke to assemble from the top down.Especially, the outer wall of coil rack 3 is installed with coil 4, is set with in the coil rack 3 of coil 4 is arranged on base 1 top being positioned at yoke 2, and coil 4 and coil rack 3 do not contact with yoke 2；In the vertical direction, the gap of the hook part 112 of limit hook 11 and the limited impression 21 of yoke 2 less than distance between yoke 2 and coil rack 3, is upwards catered to when the actuating length of armature makes yoke 2 action and is not contacted with coil 4 and coil rack 3 limiting yoke 2.Avoid causing affecting the performance of product because colliding coil rack and coil during yoke action, thus improve the reliability of product.In addition, it is provided with limit hook 11 in yoke 2 both sides, two pieces of yoke limiting plates 12 for spacing yoke 2 it are provided with at the other both sides cooperation of yoke 2, yoke limiting plate 12 is parallel with the side of yoke 2, and the spacing of two pieces of yoke limiting plates 12 is suitable with the width of yoke 2, during assembling, yoke 2 is installed between two pieces of yoke limiting plates 12.The setting of yoke limiting plate, simple in construction and reliable, without additionally increasing the structure matched with yoke limiting plate in yoke, simplification fit structure, the expansion scope of application, raising efficiency and reliability.And, yoke 2 is arranged on the base plate of base 1, be provided with the buffering convex closure 13 for buffering yoke 2 on the base plate of base 1 with yoke 2 place of cooperation, buffering convex closure 13 is and base 1 punching press integrated formed structure that it protrudes from the base plate front of base 1 and is depressed in the base plate reverse side of base 1.One-body molded setting, simple in construction is firm, it is easy to processing, strengthens buffering effect, improves efficiency and reliability.
As shown in Figure 6, limited impression 21 of the present utility model is arc groove structure, and a sidewall of limited impression 21 is provided with circular arc chamfering 21a near opening；nullHook part 112 includes the first spacing inclined-plane 112a being connected、First spacing arc surface 112b、Second spacing inclined-plane 112c and the second spacing arc surface 112d，Wherein the first spacing inclined-plane 112a is inclined upwardly and is arranged on the end of connecting portion 111，The second spacing downward-sloping setting of inclined-plane 112c，First spacing inclined-plane 112a、First spacing arc surface 112b、Second spacing inclined-plane 112c and the second spacing arc surface 112d respectively with a sidewall of limited impression 21、Concave bottom、Another sidewall and circular arc chamfering 21a corresponding matching，After assembling，First spacing inclined-plane 112a is connected on the sidewall of limited impression 21，First spacing arc surface 112b、Second spacing inclined-plane 112c and the second spacing arc surface 112d keeps at a certain distance away to leave the cushion space of yoke 2 action with the wall body of limited impression 21.The setting that second spacing inclined-plane is downward-sloping, facilitates yoke to assemble from top to bottom；The first acclivitous setting in spacing inclined-plane, convenient dismounting, improve efficiency of assembling, grab mutual with limited impression ensures the stability of assembling；Hook part and limited impression interval are arranged simultaneously, leave cushion space, it is to avoid part injury, improve the reliability of product.
As shown in Figure 2 and Figure 7, this utility model yoke of the present utility model, the assembling structure of armature and coil rack, yoke 2 and armature are E type structure, and the relative two ends being arranged on coil rack 3 one on the other of opening of yoke 2 and the E type structure of armature, coil rack 3 includes frame body 31, frame body 31 is wholely set the installation frame 32 installed for coil rack 3, the placement space being used for placing the both sides bossing of yoke 2 and armature is formed between both sides frame and the frame body 31 of installation frame 32, the skeleton through hole 33 of the axially arranged intermediate raised portion having for being socketed yoke 2 and armature of frame body 31.Assembling simple in construction is firm, rationally distributed, improves reliability.
As shown in Fig. 1-3 and Fig. 8, the assembling structure of coil rack of the present utility model and base, coil rack 3 is fixed in base 1 by installation frame 32 is spacing, installation frame 32 includes two transverse frames 321 and is vertically set on two longitudinal edge frames 322 at two transverse frame 321 two ends, the portion of medial side that wherein transverse frame 321 is connected in frame body 31 is provided with arc surface, longitudinal edge frame 322 includes locating piece 322a and support plate 322b for coil rack 3 stationary positioned, locating piece 322a is T-type structure, one end of locating piece 322a is connected to transverse frame 321, the other end both sides of locating piece 322a are provided with support plate 322b, and this end of locating piece 322a protrudes support plate 322b so that clamping positions；In base 1, corner is provided with the support column 14 for supporting installation frame 32, the cross space for installing yoke 2 and coil rack 3 is formed between four support columns 14, the two side of base 1 is provided with the base stopper slot 15 for spacing fixing longitudinal edge frame 322, the sidewall of base stopper slot 15 is provided with the base locating slot 16 for positioning longitudinal edge frame 322；During assembling, yoke 2 is arranged on cross space transversely, frame body 31 is slided along the intermediate raised portion of yoke 2 by skeleton through hole 33, until the transverse frame 321 of installation frame 32 is overlapped on support column 14, projection and longitudinal edge frame 322 correspondence respectively of locating piece 322a protrusion support plate 322b are installed in base locating slot 16 and base stopper slot 15.The assembling simple in construction of coil rack and base is firm, it is simple to guide-localization during assembling, improves efficiency of assembling, coordinates compact, improves stability and reliability.
As shown in Fig. 2 and Fig. 7-9, the assembling structure of lug plate of the present utility model, coil and coil rack, coil rack is provided with the coil 4 and lug plate 5 being connected, lug plate 5 includes the lug plate body 51 of a few font for symmetrical structure, the two ends of lug plate body 51 are provided with for the fixing fixed plate 52 of lug plate 5, the end face of lug plate body 51 is provided with for the fixing fixed lobe 54 of lug plate 5, and the sidewall of lug plate body 51 is provided with the binding post 53 for lug plate 5 wiring；Transverse frame 321 side of coil rack 3 offers the lug plate draw-in groove 321a coordinated with lug plate body 51, on transverse frame 321, corresponding position is provided with the fixing hole 321b coordinated with fixed lobe 54, and fixing hole 321b is connected with lug plate draw-in groove 321a, on support plate 322b and fixed plate 52, corresponding position all offers the hole with screw fit；During assembling, coil 4 is sleeved on the outer wall of frame body 31, lug plate 5 is installed in lug plate draw-in groove 321a, lug plate 5 realizes be connected fixing with coil rack 3 in snapping in fixing hole 321b by fixed lobe 54 thereon, be overlapped in fixed plate 52 by fixed plate 52 and by screw lock on base 1, by be exposed at the binding post 53 outside coil rack 3 and between coil 4 wiring be connected.The assembling simple in construction of lug plate and coil rack is firm, facilitates lug plate to be stably fixed on coil rack, and is conveniently connected with winding wiring, rational and compact, improves efficiency of assembling and reliability.
As shown in figures 10-13, base of the present utility model includes base 1 and pedestal 6 with the assembling structure of pedestal, pedestal 6 is arranged on base 1, yoke 2 and coil rack 3 are installed in base 1, connected contact support and armature are installed in pedestal 6, wherein armature and yoke 2 are mounted opposite one on the other between the two ends of coil rack 3, armature with coil rack 3 and realize elastic connection by reaction spring；The positioning convex 101 protruding sidewall it is provided with in base 1 or pedestal 6, the locating surface for positioning convex 101 guide and limit it is provided with at cooperation with the guide-localization realizing base 1 and time pedestal 6 assembles in pedestal 6 or base 1, during assembling, positioning convex 101 slides guide base 6 matching cover on base 1 along locating surface, is then fixed with base 1 by pedestal 6 by screw or other fixed mechanism and is connected.Realize guide-localization when base and pedestal assembling, simple in construction, convenient for assembly and location by the positioning convex and locating surface being provided with cooperation in base and pedestal, improve pedestal and cover the matching degree on base, reduce assembly difficulty, improve efficiency of assembling and reliability.
Positioning convex of the present utility model and the fit structure of locating surface, positioning convex 101 is arranged along the corner, medial wall of base 1 or pedestal 6, locating surface includes pedestal 6 or base 1 and two adjacent interior sidewall surface at positioning convex 101 cooperation during assembling, the two adjacent interior sidewall surface formed such as medial wall before and after the medial wall, left and right of side side plate and end side, during assembling, positioning convex 101 lateral surface and the one side adjacent with its lateral surface in base 1 or pedestal 6 slide guide base 6 matching cover on base 1 along two adjacent interior sidewall surface of pedestal 6 or base 1 respectively.The medial wall of the left side plate of the both sides of pedestal or base realizes the location of left and right directions, location before and after the medial wall of side plate realizes before and after end, two ends, location, left and right before and after being coordinated with the positioning convex in base or pedestal by the medial wall of pedestal or base when realizing base and pedestal assembling, simple in construction, coordinate with the positioning convex in base or pedestal without the extra position limiting structure that increases, avoid interference with other structure, simplify pedestal or the structure of base, it is easy to processing, improves efficiency and reliability.nullIn addition，In pedestal 6 or base 1, corresponding position is provided with the postive stop baffle 601 for positioning convex 101 guide and limit，Wherein postive stop baffle 601 is vertical with a medial wall of pedestal 6 or base 1 is connected，When described locating surface also includes assembling, postive stop baffle 601 coordinates the side wall surface at place with positioning convex 101，During assembling，Positioning convex 101 lateral surface in base 1 or pedestal 6 slides along pedestal 6 or base 1 interior sidewall surface connected vertically with postive stop baffle 601，And positioning convex 101 two sides adjacent with its lateral surface slide along another interior sidewall surface of pedestal 6 or base 1 and the sidewall of postive stop baffle 601 respectively，The positioning convex 101 realizing base 1 or pedestal 6 is installed between pedestal 6 or two adjacent interior sidewall surface and the postive stop baffle 601 of base 1 in the locating groove 602 formed.The locating groove 602 formed between postive stop baffle 601 in left and right sidewall, front-rear side walls or the pedestal 6 of the positioning convex 101 in base 1 or pedestal 6 and pedestal 6 or base 1 or base 1 coordinates, it is achieved that pedestal and the location fit of base.Coordinated with the positioning convex in base or pedestal together by postive stop baffle by the medial wall of pedestal or base, it is achieved location, left and right before and after when base and pedestal assembling, stability is more preferable, improves Position location accuracy and reliability.Further, positioning convex 101 is square laminated structure, positioning convex 101 in base 1 or pedestal 6 is provided with the second reinforcing plate 102 being connected with positioning convex 101 to reinforce positioning convex 101 along the direction of suffered restraint during assembling, the fastness of raising product structure.Postive stop baffle 601 is provided with the first reinforcing plate 603 being connected with postive stop baffle 601 to reinforce postive stop baffle 601 along the direction of suffered restraint during assembling, the fastness of raising product structure.Especially, positioning convex 101 in base 1 or pedestal 6 is arranged towards base 1 or pedestal 6 outer incline, and pedestal 6 or base 1 coordinate the interior sidewall surface coupling at place to be obliquely installed with positioning convex 101 when assembling, locating surface includes that pedestal 6 or base 1 coordinate the sloped inboard wall at place with positioning convex 101.Increase certain elastic space, improve the stability of location.Additionally, the corner that to be the four angular distribution positioning convex 101 being provided with in four positioning convex 101, base 1 or pedestal 6 cooperate with the medial wall of pedestal 6 or base 1, corner, medial wall along base 1 or pedestal 6 carries out round and smooth chamfered in base 1 or pedestal 6.Being easy to processing, during assembling, action is more smooth, it is to avoid mutually wear and tear, and improves reliability.
As shown in figure 14, pedestal of the present utility model includes pedestal 6 and contact plate 7 with the assembling structure of contact plate, contact support is installed in pedestal 6, the armature being linked and moving contact are installed in contact support, being mounted with static contact 707 on contact plate 7, it is interior and corresponding with the moving contact in pedestal 6 that static contact 707 is fixed on pedestal 6 by contact plate 7；On the two side of the contact plate mounting groove 61 of pedestal 6, corresponding position is provided with the pedestal draw-in groove 610 for card attaching touch panel 7, on contact plate 7, corresponding position is integrally formed with installation convex closure 701 so that when contact plate 7 is installed in pedestal draw-in groove 610, contact plate 7 is connected with the fixing of pedestal 6 to realize contact plate 7 with pedestal draw-in groove 610 interference fit.Convex closure 701 is installed be arranged on the bottom surface of contact plate 7 and side junction, the sidewall of the contact plate mounting groove 61 of pedestal 6 is provided with pedestal draw-in groove 610, be provided with the first fixture block 611 of projection in the bottom of contact plate mounting groove 61 and the junction of sidewall, the end face of the first protruding fixture block 611 is concordant with the bottom surface of pedestal draw-in groove 610 to be coordinated with the installation convex closure 701 of contact plate 7 jointly.During catalyst adhesive, armature drives moving contact to touch on static contact 707, and installing when convex closure 701 makes contact plate 7 by the pressure of moving contact of contact plate 7 can not offset.It is provided with installation convex closure by contact plate and makes contact plate and pedestal draw-in groove interference fit, it is achieved contact plate is fastenedly connected with pedestal, and assembly process is easy, easily being automated assembling, improve efficiency of assembling and reliability, the simple in construction of contact plate is firm simultaneously, it is easy to processing, beneficially popularization and application.In addition by arranging the first fixture block and being positioned at the bottom surface of contact plate and the installation convex closure of side edge, installation convex closure is made to simultaneously work as the fixing and stable effect supported is installed, can not offset when realizing contact plate by the pressure of moving contact, improve stability and the fastness of assembling.
As illustrated in figs. 16-19, contact plate 7 of the present utility model includes the first connecting plate the 71, second connecting plate 72 and the 3rd connecting plate 73 being connected, wherein on the first connecting plate 71, the terminal screw for catalyst wiring is installed, on 3rd connecting plate 73, static contact 707 is installed, first connecting plate 71 and the 3rd connecting plate 73 are slab construction, and the second connecting plate 72 is obliquely installed so that the first connecting plate 71 of the second connecting plate 72 both sides and the 3rd connecting plate 73 upper and lower end face do not maintain an equal level；On the first connecting plate 71 of contact plate 7, vertical tapping forms the screw hole 704 for being socketed terminal screw.The plane of contact plate offers the screw hole for locking terminal screw, reduces difficulty of processing and the scrappage of part processing, convenient for assembly, improve efficiency, it is simple to realize automated production and assembling.And, it is provided with contact plate projection 705 in the both sides of the first connecting plate 71 upper bolt aperture 704.In addition, surrounding vertical at the first connecting plate 71 upper bolt aperture 704 of contact plate 7 is provided with screw thread and turns edge 706, wherein screw thread turns edge 706 for circle ring column structure, screw thread turn edge 706 and install convex closure 701 be positioned on the same side end face of the first connecting plate 71 of contact plate 7, the assembly direction realizing terminal screw is consistent with the protuberance direction installing convex closure 701, during so that terminal screw is assembled to be installed on the contact plate 7 in pedestal draw-in groove 610, terminal screw applies pressure to contact plate 7, and the convex closure 701 of installing of contact plate 7 is extruded by pedestal draw-in groove 610 sidewall.Convex closure is installed and simultaneously works as fixation and cushioning effect, simplify contact plate structure, it is to avoid after contact plate pressurized, offset or cause damage of product, improve product reliability.
As shown in Figure 14-19, it is provided with installation convex closure 701 in the first both sides, connecting plate 71 bottom surface of contact plate 7 and makes the first connecting plate 71 and pedestal draw-in groove 610 interference fit, the width of the second connecting plate 72 and the 3rd connecting plate 73 is respectively less than the width of the first connecting plate 71, during assembling, 3rd connecting plate 73 of contact plate 7 is relative with the moving contact in pedestal 6 through pedestal draw-in groove 610, and the first connecting plate 71 realizes contact plate 7 in being installed on pedestal draw-in groove 610 and is connected with the fixing of pedestal 6.Specifically, on the first connecting plate 71 bottom surface of contact plate 7, corner is provided with four and installs convex closure 701, installs four the contact plate breach 703 being formed with punching press installation convex closure 701 on the position that convex closure 701 is corresponding on the end face of contact plate 7 with four.Wherein, when the first connecting plate 71 is along assembling, two contact plate breach 703 of the both sides, front end of direction of insertion cooperatively form spacing with pedestal 6, on the upper side wall of pedestal draw-in groove 610, corresponding position is provided with the second fixture block 612 of projection, second fixture block 612 and the first fixture block 611 interval are oppositely arranged, second fixture block 612 and the distance being smaller than between the upper and lower sidewall of pedestal draw-in groove 610 of the first fixture block 611, form the bayonet socket at said two contact plate breach 703 on clamping the first connecting plate 71 between the second fixture block 612 and the first fixture block 611.The setting of contact plate breach, simple in construction, punching press is one-body molded, increases position limiting structure, improves Assembly stability, and with the concavo-convex position limiting structure that installation convex closure forms contact plate, stability is more preferable.In addition, when the first connecting plate 71 is along assembling, the both sides, front end of direction of insertion are provided with spacing breach 702, it is provided with, with corresponding position on the flush of the first fixture block 611, the pedestal limited block 613 coordinated with spacing breach 702 at pedestal draw-in groove 610, during assembling, the first connecting plate 71 of contact plate 7 moves forward to spacing breach 702 along pedestal draw-in groove 610 and abuts with pedestal limited block 613.Simple in construction, convenient location, improve efficiency of assembling.And, the upper and lower sidewall of pedestal draw-in groove 610 opening all tilts to be provided with enlarging inclined-plane 610a so that assembling.
Above content is to combine concrete preferred implementation further detailed description of the utility model, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For this utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, all should be considered as belonging to protection domain of the present utility model.
Claims (10)
1. an A.C. contactor, including pedestal (6) and contact plate (7), it is characterized in that: described pedestal is provided with contact support in (6), the armature being linked and moving contact are installed in contact support, being mounted with static contact (707) on described contact plate (7), it is interior and corresponding with the moving contact in pedestal (6) that static contact (707) is fixed on pedestal (6) by contact plate (7)；On the two side of the contact plate mounting groove (61) of described pedestal (6), corresponding position is provided with the pedestal draw-in groove (610) for card attaching touch panel (7) dual-side, the upper corresponding position of contact plate (7) is integrally formed with installation convex closure (701) so that contact plate (7) be installed on pedestal draw-in groove (610) interior time contact plate (7) with pedestal draw-in groove (610) interference fit to realize fixing connection of contact plate (7) and pedestal (6).
nullA.C. contactor the most according to claim 1，It is characterized in that: first connecting plate (71) of described contact plate (7) is provided with the screw hole (704) for being socketed terminal screw，Surrounding vertical at the first connecting plate (71) upper bolt aperture (704) of contact plate (7) is provided with the screw thread of annular and turns edge (706)，Wherein first connecting plate (71) of contact plate (7) is slab construction，Screw thread turn edge (706) be circle ring column structure，Described screw thread turns edge (706) and installs convex closure (701) and is positioned on the same side end face of the first connecting plate (71) of contact plate (7)，The assembly direction realizing terminal screw is consistent with the protuberance direction installing convex closure (701)，During so that terminal screw is assembled to contact plate (7) being installed in pedestal draw-in groove (610)，Terminal screw applies pressure to contact plate (7)，The installation convex closure (701) of contact plate (7) is by the extruding of pedestal draw-in groove (610) sidewall.
A.C. contactor the most according to claim 1, it is characterized in that: described contact plate (7) includes the first connecting plate (71) being connected, second connecting plate (72) and the 3rd connecting plate (73), wherein on the first connecting plate (71), the terminal screw for catalyst wiring is installed, on 3rd connecting plate (73), static contact (707) is installed, first connecting plate (71) and the 3rd connecting plate (73) are slab construction, second connecting plate (72) is obliquely installed so that first connecting plate (71) of the second connecting plate (72) both sides and the 3rd connecting plate (73) upper and lower end face do not maintain an equal level；The screw hole (704) that the upper vertical tapping formation of first connecting plate (71) coordinates with terminal screw.
A.C. contactor the most according to claim 1, it is characterized in that: described installation convex closure (701) is arranged on the bottom surface of contact plate (7) and side junction, the sidewall of the contact plate mounting groove (61) of pedestal (6) is provided with pedestal draw-in groove (610), be provided with first fixture block (611) of projection in the bottom of contact plate mounting groove (61) and the junction of sidewall, the end face of protruding the first fixture block (611) is concordant with the bottom surface of pedestal draw-in groove (610) to be coordinated with the installation convex closure (701) of contact plate (7) jointly.
A.C. contactor the most according to claim 4, it is characterized in that: corner is provided with four and installs convex closure (701) on the bottom surface of first connecting plate (71) of contact plate (7), the end face of contact plate (7) is installed with four four the contact plate breach (703) being formed with punching press installation convex closure (701) on the position that convex closure (701) is corresponding.
nullA.C. contactor the most according to claim 4，It is characterized in that: described contact plate (7) includes the first connecting plate (71) being connected、Second connecting plate (72) and the 3rd connecting plate (73)，Wherein the first connecting plate (71) both sides, bottom surface of contact plate (7) are provided with described installation convex closure (701) and make the first connecting plate (71) and pedestal draw-in groove (610) interference fit，First connecting plate is provided with the terminal screw for catalyst wiring on (71)，On 3rd connecting plate (73), static contact (707) is installed，The width of the second connecting plate (72) and the 3rd connecting plate (73) is respectively less than the width of the first connecting plate (71)，During assembling，3rd connecting plate (73) of contact plate (7) is relative with the moving contact in pedestal (6) through the contact plate mounting groove (61) of pedestal (6)，First connecting plate (71) realizes fixing connection of contact plate (7) and pedestal (6) in being installed on pedestal draw-in groove (610).
A.C. contactor the most according to claim 6, it is characterized in that: when the first connecting plate (71) is along assembling, the both sides, front end of direction of insertion are provided with spacing breach (702), it is provided with the pedestal limited block (613) coordinated with spacing breach (702) with corresponding position on the flush of the first fixture block (611) at pedestal draw-in groove (610), during assembling, first connecting plate (71) of contact plate (7) moves forward to spacing breach (702) along pedestal draw-in groove (610) and abuts with pedestal limited block (613).
A.C. contactor the most according to claim 6, it is characterized in that: on the end face of the first connecting plate (71), be provided with contact plate breach (703) along the both sides, front end of direction of insertion during assembling, on the upper side wall of pedestal draw-in groove (610), corresponding position is provided with second fixture block (612) of projection, second fixture block (612) and the first fixture block (611) interval are oppositely arranged, being smaller than on pedestal draw-in groove (610) of second fixture block (612) and the first fixture block (611), distance between lower wall, the bayonet socket for upper contact plate breach (703) place of clamping the first connecting plate (71) is formed between second fixture block (612) and the first fixture block (611).
A.C. contactor the most according to claim 3, it is characterised in that: it is provided with contact plate projection (705) in the both sides of the first connecting plate (71) upper bolt aperture (704).
A.C. contactor the most according to claim 1, it is characterised in that: the upper and lower sidewall of described pedestal draw-in groove (610) opening all tilts to be provided with enlarging inclined-plane (610a) so that assembling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129254.XU CN205452181U (en) | 2015-12-31 | 2015-12-31 | AC (alternating current) contactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521129254.XU CN205452181U (en) | 2015-12-31 | 2015-12-31 | AC (alternating current) contactor |
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| Publication Number | Publication Date |
|---|---|
| CN205452181U true CN205452181U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521129254.XU Active CN205452181U (en) | 2015-12-31 | 2015-12-31 | AC (alternating current) contactor |
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| Country | Link |
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| CN (1) | CN205452181U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591287A (en) * | 2017-09-14 | 2018-01-16 | 浙江天正电气股份有限公司 | A kind of A.C. contactor |
| CN108321027A (en) * | 2018-03-05 | 2018-07-24 | 浙江天正电气股份有限公司 | Contactor with distortion-free normally closed contact plate |
| CN108962687A (en) * | 2018-09-17 | 2018-12-07 | 浙江天正电气股份有限公司 | A kind of A.C. contactor |
-
2015
- 2015-12-31 CN CN201521129254.XU patent/CN205452181U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107591287A (en) * | 2017-09-14 | 2018-01-16 | 浙江天正电气股份有限公司 | A kind of A.C. contactor |
| CN108321027A (en) * | 2018-03-05 | 2018-07-24 | 浙江天正电气股份有限公司 | Contactor with distortion-free normally closed contact plate |
| CN108321027B (en) * | 2018-03-05 | 2024-05-07 | 浙江天正电气股份有限公司 | Contactor with deformation-proof normally closed contact plate |
| CN108962687A (en) * | 2018-09-17 | 2018-12-07 | 浙江天正电气股份有限公司 | A kind of A.C. contactor |
| CN108962687B (en) * | 2018-09-17 | 2024-05-07 | 浙江天正电气股份有限公司 | AC contactor |
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