CN208861870U - A kind of microswitch - Google Patents

Abstract

The utility model discloses a kind of microswitches, including switch main body component, pressing plate, rivet, support housing, rubber tail sleeve, snap-gauge, fixation hole, top plate, circle hole groove, rotating block, protect shell and dampening assembly, the switch main body component is provided with switch housing, the switch housing interior side is screwed elastic piece, elastic force block one end has been screwed partition, the partition bottom has been screwed the first metal contact block, gradient fixed plate has been screwed at the switch housing inside center, third metal contact block has been screwed at the top of gradient fixed plate one end, the microswitch structure is simple, it is easy to use, pressing plate uses U-shaped design, encountering gravity lower platen in switch will not buckling deformation, the microswitch material uses PA material, increase its flexibility , frangible phenomenon is avoided, is conducive to economize on resources, meets user's demand.

Description

A kind of microswitch

Technical field

The utility model relates to microswitch technical field, specially a kind of microswitch.

Background technique

Microswitch is that have small contact separation and snap-action mechanism, and it is dynamic to carry out switch with defined stroke or defined power The contact mechanism of work, because its switch contact spacing is smaller, therefore named microswitch.

Traditional microswitch is complicated, and inconvenience uses, and microswitch is encountering the easy warpage of gravitational conditions lower platen and deformation, And material was frangible in the past, product position of the fulcrum and mounting hole position are all easy to break, are unfavorable for economizing on resources, and are not able to satisfy use Person's demand；It is subject to hit in microswitch use process, traditional microswitch does not have glissando, not can be well protected this Microswitch substantially reduces microswitch service life, and for these defects, it is necessary for designing a kind of microswitch.

Utility model content

The purpose of this utility model is to provide a kind of microswitches, to solve the problems mentioned in the above background technology.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of microswitch, including switch Body assembly, secondary spring, pressing plate, rivet, support housing, rubber tail sleeve, snap-gauge, fixation hole, top plate, circle hole groove, rotating block, Shell and dampening assembly are protected, the switch main body component is by switch housing, jacking block, partition, the first metal contact block, fixation Set, elastic force block, the second metal contact block, U-shaped metal clips, fixing bolt, third metal contact block, gradient fixed plate, first Screw, the second screw, third screw, top cap support rod, reset spring, pressure plare, U-shaped support plate, baffle, washer, radian gold Belong to elastic slice composition, the switch main body component is provided with switch housing, and the switch housing interior side has been screwed Elastic force block, elastic force block bottom are provided with the first screw, and elastic force block one end has been screwed partition, the partition Bottom has been screwed the first metal contact block, has been screwed gradient at the switch housing inside center and has fixed Plate, has been screwed third metal contact block at the top of gradient fixed plate one end, and third metal contact block is located at the One metal contact block lower end, the gradient fixed plate other end have been screwed the second screw, inside the switch housing The other side has been screwed baffle, and one side bottom of baffle has been screwed third screw, the baffle side It is screwed U-shaped metal clips, and U-shaped metal clips bottom center is bonded with gradient fixed plate one end, the U Second metal contact block is set at the top of type metal clips one end, and the second metal contact block is located at the first metal contact block and third Metal contact block center position, one lateral roof of baffle have been screwed U-shaped support plate, the U-shaped support plate Top has been screwed pressure plare, and crown cap support rod is screwed at the pressure plare top center, described multiple Position spring is socketed on the outside of top cap support rod, and the top cap support bar top has been screwed jacking block, and jacking block one end is worn Switch housing is crossed, one end has been screwed support housing at the top of the switch housing, and the support housing side offers Circle hole groove is socketed with rotating block outside the circle hole groove, is socketed with rivet inside the circle hole groove, and rotating block by rivet with Circle hole groove connection, the rotating block top have been screwed pressing plate, have been bonded at the top of described pressing plate one end bottom and jacking block, institute It states one end at the top of switch housing and has been screwed top plate, and be bonded at the top of top plate with pressing plate one end bottom, in the pressing plate Bottom has been screwed secondary spring at the heart, and connect at the top of secondary spring bottom and switch housing, the switch housing Two sides are equidistant at centre of surface offers fixation hole, and the switch housing bottom has been screwed wire bushing, the shield Line set side has been screwed snap-gauge, and the wire bushing other side offers top plate, and the top plate side is solid by screw Surely there is rubber tail sleeve, switch housing two sides outer wall has been screwed protection shell, protection shell two sides inner wall Several dampening assemblies are equidistantly positioned, the dampening assembly is by damping shell, the first vibration damper plate, first sleeve, the first pressure Contracting spring, the second casing, shock-absorption support, centre bore, the first hollow pipe, the second compressed spring, the second hollow pipe and second subtract Board group is shaken at protection shell two sides inner wall, which is equidistantly positioned, has been screwed several damping shells, the damping Centre bore is offered at the center of shell side, and shock-absorption support, described shock-absorption support one end are socketed with inside the centre bore It is screwed the first vibration damper plate, and the first vibration damper plate is located at damping interior of shell, the first damping board ends center Place two sides have been screwed first sleeve, and the first sleeve side is socketed with the second casing, second casing Side is fixed by screws in damping shell side inner wall, and the shock-absorption support other end has been screwed the second damping Plate, first compressed spring are socketed in first sleeve and the second outside of sleeve, two sides at the center of second vibration damper plate one end It is screwed the second hollow pipe, second hollow pipe one end is socketed with the first hollow pipe, first hollow pipe One end is fixed by screws in damping shell side outer wall, and second compressed spring is socketed in the first hollow pipe and second hollow On the outside of pipe.

Further, the third screw head is socketed with washer, and washer is located at baffle lower end.

Further, the elastic force block, gradient fixed plate and baffle top side have been screwed fixing sleeve, and Fixing sleeve is connect with the first screw, the second screw and third screw head.

Further, U-shaped metal clips one end bottom is socketed with fixing bolt, and the second metal contact block passes through admittedly Determine bolt to connect with U-shaped metal clips.

Further, the wire bushing two sides have been screwed snap-gauge, and snap-gauge is connect with switch housing bottom.

Compared with prior art, the utility model beneficial effect achieved is:

1. in use, line attachment inside rubber tail sleeve, manually presses pressing plate, pressing plate pushes so that jacking block moves downward, Compression reseting spring, so that pressure plare moves downward, extruding baffle is downward, and baffle drives U-shaped metal clips to move downward, U-shaped Metal clips drives the second metal contact block to move downward, and microswitch is switched to normally opened at this time, and microswitch is switched to normally closed When, U-shaped metal clips pops up, and reset spring is driven to move upwards, and flicks pressing plate, and top plate and secondary spring play limit Effect, makes pressing plate be in original state, and microswitch is switched to normally closed at this time, and the microswitch structure is simple, is easy to use, pressure Plate uses U-shaped design, switch encounter gravity lower platen will not buckling deformation, while can be shortened long stroke, be suitable for More accurate occasion reduces maloperation, and the microswitch material uses PA material, increases its flexibility, avoids frangible phenomenon, Be conducive to economize on resources, reduce cost, improve service life, meets user's demand；

2. kinetic energy passes to dampening assembly, damping group by damping shell when in the novel use process by hitting Part is internally provided with the first compressed spring and the second compressed spring, greatly reduces the transmitting of kinetic energy, and dampening assembly is arranged There are the first vibration damper plate and the second vibration damper plate, increases forced area, while first sleeve, the second casing, the first hollow pipe and second Hollow pipe can be effectively protected when the microswitch is hit and shift, this dampening assembly can greatly weaken suffered shock, And the microswitch can be avoided to shift while weakening and hitting when hitting, it can be well protected the microswitch, extend The microswitch service life.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the overall structure diagram of the utility model；

Fig. 2 is the whole positive structure diagram of the utility model；

Fig. 3 is the switch main body component structure diagram of the utility model；

Fig. 4 is the whole overlooking structure diagram of the utility model；

Fig. 5 is the dampening assembly structural schematic diagram of the utility model；

In figure: 1, switch main body component；2, secondary spring；3, pressing plate；4, rivet；5, wire bushing；6, rubber tail sleeve； 7, Snap-gauge；8, fixation hole；9, switch housing；10, top plate；11, circle hole groove；12, rotating block；13, support housing；14, jacking block；15, Partition；16, the first metal contact block；17, fixing sleeve；18, elastic force block；19, the second metal contact block；20, U-shaped metal clips； 21, fixing bolt；22, third metal contact block；23, gradient fixed plate；24, the first screw；25, the second screw；26, third spiral shell Nail；27, top cap support rod；28, reset spring；29, pressure plare；30, U-shaped support plate；31, baffle；32, washer；33, radian Metal clips；34, shell is protected；35, dampening assembly；36, damping shell；37, the first vibration damper plate；38, first sleeve；39, One compressed spring；40, the second casing；41, shock-absorption support；42, centre bore；43, the first hollow pipe；44, the second compressed spring； 45, the second hollow pipe；46, the second vibration damper plate.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of microswitch, including switch main body component 1, secondary spring 2, pressing plate 3, rivet 4, wire bushing 5, rubber tail sleeve 6, snap-gauge 7, fixation hole 8, top plate 10, circle hole groove 11, rotation Block 12, support housing 13, protection shell 34 and dampening assembly 35, switch main body component 1 is by switch housing 9, jacking block 14, partition 15, the first metal contact block 16, fixing sleeve 17, elastic force block 18, the second metal contact block 19, U-shaped metal clips 20, fixing bolt 21, third metal contact block 22, gradient fixed plate 23, the first screw 24, the second screw 25, third screw 26, top cap support rod 27, reset spring 28, pressure plare 29, U-shaped support plate 30, baffle 31, washer 32, radian metal clips 33 form, switch main body Component 1 is provided with switch housing 9, and 9 interior side of switch housing is screwed elastic piece 18, the setting of 18 bottom of elastic force block There is the first screw 24,18 one end of elastic force block has been screwed partition 15, and 15 bottom of partition has been screwed the first gold medal Belong to contact block 16, gradient fixed plate 23,23 one end of gradient fixed plate top have been screwed at 9 inside center of switch housing It is screwed third metal contact block 22, and third metal contact block 22 is located at 16 lower end of the first metal contact block, ladder Degree 23 other end of fixed plate has been screwed the second screw 25, and the 9 inside other side of switch housing has been screwed gear Plate 31, elastic force block 18, gradient fixed plate 23 and 31 top side of baffle have been screwed fixing sleeve 17, and fixing sleeve 17 It is connected at the top of the first screw 24, the second screw 25 and third screw 26, is conducive to fix, 31 1 side bottom of baffle passes through screw It is fixed with third screw 26, washer 32 is socketed at the top of third screw 26, and washer 32 is located at 31 lower end of baffle, is conducive to third Screw 26 is fixed, and 31 side of baffle has been screwed U-shaped metal clips 20, and U-shaped 20 one end bottom of metal clips is socketed with Fixing bolt 21, and the second metal contact block 19 is connect by fixing bolt 21 with U-shaped metal clips 20, and U-shaped metal is conducive to Elastic slice 20 is fixed, and 20 bottom center of U-shaped metal clips is bonded with 23 one end of gradient fixed plate, U-shaped 20 one end of metal clips The second metal contact block 19 is arranged in top, and the second metal contact block 19 is located at the first metal contact block 16 and contacts with third metal 22 center position of block, 31 1 lateral roof of baffle have been screwed U-shaped support plate 30, have passed through at the top of U-shaped support plate 30 Screw is fixed with pressure plare 29, is screwed crown cap support rod 27 at 29 top center of pressure plare, and 28 sets of reset spring It connects and has been screwed jacking block 14 at the top of 27 outside of top cap support rod, top cap support rod 27, and 14 one end of jacking block passes through and opens Shell 9 outside the Pass, 9 top one end of switch housing have been screwed support housing 13, and 13 side of support housing offers circle hole groove 11, rotating block 12 is socketed with outside circle hole groove 11, rivet 4 is socketed with inside circle hole groove 11, and rotating block 12 passes through rivet 4 and circle Hole slot 11 connects, and has been screwed pressing plate 3 at the top of rotating block 12, has been bonded at the top of 3 one end bottom of pressing plate and jacking block 14, described 9 top one end of switch housing has been screwed top plate 10, and 10 top of top plate is bonded with 3 one end bottom of pressing plate, pressing plate 3 Bottom has been screwed secondary spring 2 at center, and connects at the top of 2 bottom of secondary spring and switch housing 9, switch housing Two sides are equidistant at 9 centre of surfaces offers fixation hole 8, and 9 bottom of switch housing has been screwed wire bushing 5, institute It states 5 side of wire bushing and has been screwed snap-gauge 7,5 other side of wire bushing offers top plate 10,10 side of top plate It is screwed rubber tail sleeve 6,9 two sides outer wall of switch housing has been screwed protection shell 34, has protected shell 34 Two sides inner wall has been equidistantly positioned several dampening assemblies 35, and dampening assembly 35 is by damping shell 36, the first vibration damper plate 37, first Casing 38, the first compressed spring 39, the second casing 40, shock-absorption support 41, centre bore 42, the compression of the first hollow pipe 43, second Spring 44, the second hollow pipe 45 and the second vibration damper plate 46 composition, protection 34 two sides inner wall of shell are equidistantly positioned solid by screw Surely there are several damping shells 36, damping shell offers centre bore 42 at 36 side center, is socketed with and subtracts inside centre bore 42 Support rod 41 is shaken, 41 one end of shock-absorption support has been screwed the first vibration damper plate 37, and the first vibration damper plate 37 is located at damping Inside shell 36, two sides have been screwed first sleeve 38, first sleeve 38 at 37 both ends center of the first vibration damper plate Side is socketed with the second casing 40, and 40 side of the second casing is fixed by screws in 36 side inner wall of damping shell, shock-absorbing support 41 other end of bar has been screwed the second vibration damper plate 46, and the first compressed spring 39 is socketed in first sleeve 38 and the second casing On the outside of 40, two sides have been screwed the second hollow pipe 45, the second hollow pipe 45 1 at 46 one end center of the second vibration damper plate End cap is connected to the first hollow pipe 43, and 43 one end of the first hollow pipe is fixed by screws in 36 side outer wall of damping shell, the second pressure Contracting spring 44 is socketed in 45 outside of the first hollow pipe 43 and the second hollow pipe；When novel using this, 6 inside tie-in line of rubber tail sleeve Road, artificial to press pressing plate 3, pressing plate 3 pushes so that jacking block 14 moves downward, compression reseting spring 28, so that pressure plare 29 is downward Movement squeezes baffle 31 downwards, and baffle 31 drives U-shaped metal clips 20 to move downward, and U-shaped metal clips 20 drives the second gold medal Belonging to contact block 19 to move downward, microswitch is switched to normally opened at this time, when microswitch is switched to normally closed, U-shaped metal clips 20 It pops up, reset spring 28 is driven to move upwards, flick pressing plate 3, top plate and secondary spring play position-limiting action, make pressing plate 3 In original state, microswitch is switched to normally closed at this time, and the microswitch structure is simple, is easy to use, and pressing plate 3 is using U-shaped Design, switch encounter gravity lower platen 3 will not buckling deformation, while can be shortened long stroke, suitable for more accurate Occasion reduces maloperation, and the microswitch material uses PA material, increases its flexibility, avoids frangible phenomenon, is conducive to save About resource reduces cost, improves service life, and meets user's demand；When in the novel use process by hitting, kinetic energy Dampening assembly 35 is passed to by damping shell 36, dampening assembly 35 is internally provided with the first compressed spring 39 and the second compression Spring 44 greatly reduces the transmitting of kinetic energy, and dampening assembly 35 is provided with the first vibration damper plate 37 and the second vibration damper plate 46, Increase forced area, while first sleeve 38, the second casing 40, the first hollow pipe 43 can be effectively protected with the second hollow pipe 45 The microswitch shifts when hitting, this dampening assembly can greatly weaken suffered shock, and can weaken the same of shock When avoid the microswitch hit when shift, can be well protected the microswitch, extend the microswitch service life.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of microswitch, including switch main body component (1), secondary spring (2), pressing plate (3), rivet (4), wire bushing (5), Rubber tail sleeve (6), fixation hole (8), top plate (10), circle hole groove (11), rotating block (12), support housing (13), is protected snap-gauge (7) Protect shell (34) and dampening assembly (35), it is characterised in that: the switch main body component (1) is by switch housing (9), jacking block (14), partition (15), the first metal contact block (16), fixing sleeve (17), elastic force block (18), the second metal contact block (19), U-shaped Metal clips (20), fixing bolt (21), third metal contact block (22), gradient fixed plate (23), the first screw (24), second Screw (25), third screw (26), top cap support rod (27), reset spring (28), pressure plare (29), U-shaped support plate (30), gear Plate (31), washer (32), radian metal clips (33) composition, the switch main body component (1) are provided with switch housing (9), institute It states switch housing (9) interior side to be screwed elastic piece (18), elastic force block (18) bottom is provided with the first spiral shell It follows closely (24), described elastic force block (18) one end has been screwed partition (15), and partition (15) bottom is screwed There is the first metal contact block (16), has been screwed gradient fixed plate (23), institute at switch housing (9) inside center It states and has been screwed third metal contact block (22), and third metal contact block (22) at the top of gradient fixed plate (23) one end Positioned at first metal contact block (16) lower end, gradient fixed plate (23) other end has been screwed the second screw (25), the internal other side of the switch housing (9) has been screwed baffle (31), and (31) one side bottom of baffle passes through Screw is fixed with third screw (26), and baffle (31) side has been screwed U-shaped metal clips (20), and U-shaped gold Belong to elastic slice (20) bottom center to be bonded with gradient fixed plate (23) one end, setting at the top of described U-shaped metal clips (20) one end Second metal contact block (19), and the second metal contact block (19) is located at the first metal contact block (16) and third metal contact block (22) center position, (31) one lateral roof of baffle have been screwed U-shaped support plate (30), the U-shaped support plate (30) top has been screwed pressure plare (29), is screwed crown cap branch at pressure plare (29) top center Strut (27), the reset spring (28) are socketed on the outside of top cap support rod (27), pass through at the top of the top cap support rod (27) Screw is fixed with jacking block (14), and jacking block (14) one end passes through switch housing (9), and one end passes through at the top of the switch housing (9) Screw is fixed with support housing (13), and support housing (13) side offers circle hole groove (11), and the circle hole groove (11) is outside Portion is socketed with rotating block (12), is socketed with rivet (4) inside the circle hole groove (11), and rotating block (12) by rivet (4) with Circle hole groove (11) connection has been screwed pressing plate (3) at the top of the rotating block (12), pressing plate (3) one end bottom with Fitting at the top of jacking block (14), switch housing (9) top one end have been screwed top plate (10), and at the top of top plate (10) It is bonded with pressing plate (3) one end bottom, bottom has been screwed secondary spring (2) at pressing plate (3) center, and assists bullet It is connect at the top of spring (2) bottom and switch housing (9), two sides are equidistant at switch housing (9) centre of surface offers fixation Hole (8), switch housing (9) bottom have been screwed wire bushing (5), and wire bushing (5) side is solid by screw Surely have rubber tail sleeve (6), switch housing (9) two sides outer wall has been screwed protection shell (34), outside the protection Shell (34) two sides inner wall has been equidistantly positioned several dampening assemblies (35), the dampening assembly (35) by damping shell (36), First vibration damper plate (37), first sleeve (38), the first compressed spring (39), the second casing (40), shock-absorption support (41), center Hole (42), the first hollow pipe (43), the second compressed spring (44), the second hollow pipe (45) and the second vibration damper plate (46) composition, institute Protection shell (34) two sides inner wall is stated to be equidistantly positioned and be screwed several damping shells (36), the damping shell (36) it offers at the center of side centre bore (42), is socketed with shock-absorption support (41) inside the centre bore (42), it is described to subtract Shake support rod (41) one end has been screwed the first vibration damper plate (37), and the first vibration damper plate (37) is located at damping shell (36) Inside, the first vibration damper plate (37) both ends have been screwed several first sleeves (38), the first sleeve (38) side is socketed with the second casing (40), and the second casing (40) side is fixed by screws in damping shell (36) side Inner wall, shock-absorption support (41) other end have been screwed the second vibration damper plate (46), first compressed spring (39) it is socketed on the outside of first sleeve (38) and the second casing (40), two sides are logical at the second vibration damper plate (46) one end center Screw to be crossed to be fixed with the second hollow pipe (45), described second hollow pipe (45) one end is socketed with the first hollow pipe (43), and described One hollow pipe (43) one end is fixed by screws in damping shell (36) side outer wall, and second compressed spring (44) is socketed in On the outside of first hollow pipe (43) and the second hollow pipe (45).

2. a kind of microswitch according to claim 1, it is characterised in that: be socketed with pad at the top of the third screw (26) It encloses (32), and washer (32) is located at baffle (31) lower end.

3. a kind of microswitch according to claim 1, it is characterised in that: the elastic force block (18), gradient fixed plate (23) it has been screwed fixing sleeve (17) with baffle (31) top side, and fixing sleeve (17) and the first screw (24), Connection at the top of second screw (25) and third screw (26).

4. a kind of microswitch according to claim 1, it is characterised in that: U-shaped metal clips (20) one end bottom It is socketed with fixing bolt (21), and the second metal contact block (19) is connect by fixing bolt (21) with U-shaped metal clips (20).

5. a kind of microswitch according to claim 1, it is characterised in that: wire bushing (5) two sides pass through screw It is fixed with snap-gauge (7), and snap-gauge (7) is connect with switch housing (9) bottom.