CN115810503A - High-strength switch push rod and mounting structure thereof in switch - Google Patents

Abstract

The invention relates to a high-strength switch push rod and a mounting structure thereof in a switch, wherein the strength of the push rod, particularly the slide rod part of the push rod is obviously improved by arranging a reinforcing pin in the push rod, and the slide rod part is the main part of the push rod subjected to shearing force, so that the anti-bending performance of the push rod is obviously improved after the reinforcing pin is arranged, the technical problem that the traditional push rod is easy to break is solved, the service lives of the push rod and the switch are prolonged, and the quality of the switch is improved. The switch shell is also provided with the middle clamping hole and the outer clamping hole which are used for clamping the sliding ring on the sliding rod and one end of the corrugated sealing sleeve, and the corrugated sealing sleeve has elasticity and can absorb part of shearing force applied to the sliding rod, so that the risk of the sliding rod being broken is further reduced, the stability and the service life of the push rod are further improved, meanwhile, the corrugated sealing sleeve also effectively improves the dustproof performance of the switch, and the quality of the switch is improved.

Description

High-strength switch push rod and mounting structure thereof in switch

Technical Field

The invention belongs to the technical field of switches, and particularly relates to a high-strength switch push rod and a mounting structure thereof in a switch.

Background

The push rod of switch is the drive unit who commonly uses in the key switch, and the one end of push rod inserts in the switch casing, and the inside movable contact group action of drive switch casing to and the inside slip shell fragment of drive switch slide, the other end of push rod extends to the switch casing outside, supplies operating personnel application of force, pushes away the handle and can connect a button in the outside one end of switch casing usually, in order to improve the travelling comfort of pressing the push rod.

The push rod of switch has from the effect of restoring to the throne, mainly rely on the circle spring of grafting in the push rod to realize, the push rod is located the inside one end of switch housing and has seted up the spring hole, circle spring one end is pegged graft at the spring hole, the other end and switch housing's inner wall butt, the push rod is when being pushed to switch housing inside, the circle spring is compressed, when push rod outer end thrust disappears, the elasticity of circle spring outwards pushes out the push rod again, make push rod automatic re-setting, because the circle spring lacks the direction, consequently hardly realize the axial contraction when the compression, and often be crooked contraction state, the life of circle spring has been shortened to this kind of contraction state, make the push rod of switch lose good quick reset performance earlier in switch life, make the performance reduction of switch.

In addition, after the coil spring is bent, one end of the coil spring is tightly abutted to the inner wall of the spring hole, and the inner wall of the spring hole is thinned due to friction between the coil spring and the inner wall of the spring hole as long as time passes, so that the strength of the push rod is reduced, and the switch is easy to break. And the powder is generated to pollute the internal environment of the switch, so that the use safety of the switch is reduced.

Furthermore, along with the lightweight of switch and the insulating demand of push rod, the push rod all is insulating working of plastics, and in order to improve push rod speed and reliability that resets, big elasticity is usually chooseed for use to the coil spring, when making the push rod pressurized, bear very big pressure, the user is when bulldozing the push rod, thrust often can become certain angle with the push rod axial, therefore the push rod can bear certain shearing force, the elasticity when the coil spring is big more, the user exerts the thrust on the push rod big more, then the shearing force is also big more, along with time lapse, the push rod that receives the shearing force influence for a long time is broken easily, cause the unable technical problem who continues to use of switch.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: the utility model provides a high strength switch push rod and mounting structure in switch thereof to solve present switch push rod intensity not high, the technical problem of easy rupture.

In order to solve the technical problems, the invention adopts the technical scheme that: high strength switch push rod, include the slide bar with switch housing sliding fit, integrated into one piece is in the slider of slide bar one end and integrated into one piece is in the handle that pushes away of the slide bar other end, it is used for connecting shift knob to push away the handle, set up a spring hole along slide bar axial extension on the slider, the spring hole runs through and extends to the slide bar middle part behind the slider, set up a locating hole with the coaxial setting of spring hole in the slide bar, it has a metal reinforcing pin to peg graft in the locating hole, the internal diameter of locating hole is less than the internal diameter of spring hole, reinforcing pin and locating hole tight fit, the downthehole interpolation of spring has the circle spring, circle spring and reinforcing pin, the equal clearance fit in spring hole, the clearance between circle spring and the reinforcing pin is less than the clearance between circle spring and the spring hole, circle spring one end butt is on the spring hole inner step face, the other end stretches out outside the slider, be used for butt switch housing inner wall.

Preferably, the length of the reinforcing pin is equal to the sum of the axial lengths of the spring hole and the positioning hole, and one end of the reinforcing pin is flush with the outer end of the spring hole.

Preferably, the positioning hole extends into the push handle.

As a preferred scheme, a wear-resistant layer is arranged on the outer wall of the reinforcing pin in the spring hole.

Preferably, the outer circumferential wall of one end of the reinforcing pin, which is matched with the positioning hole, is provided with knurling or threads.

As a preferred scheme, a sliding ring is sleeved on the sliding rod in a sliding mode, one end, close to the sliding rod, of the push handle is provided with an annular caulking groove extending in the circumferential direction, a corrugated sealing sleeve is further sleeved on the sliding rod, one end of the corrugated sealing sleeve is sleeved outside the sliding ring, and the other end of the corrugated sealing sleeve is fixedly clamped in the caulking groove and connected with the push handle in a sealing mode.

As a preferred scheme, a convex ring protruding outwards in the radial direction is arranged on the outer circumferential wall of the sliding ring, one end, matched with the sliding ring, of the corrugated sealing sleeve is simultaneously sleeved outside the convex ring to form a radially outwards protruding clamping part, a clamping ring protruding inwards in the radial direction is arranged on the inner wall of one end, matched with the caulking groove, of the corrugated sealing sleeve, and the clamping ring is tightly matched with the caulking groove.

As a preferred scheme, the push handle is inserted with a button, the push handle is provided with a positioning ring which protrudes outwards in the radial direction, the positioning ring is close to the caulking groove and is positioned outside the corrugated sealing sleeve, the button is internally provided with a connecting blind hole matched with the push handle, the inner wall of the connecting blind hole is provided with a positioning groove matched with the positioning ring, the positioning ring is clamped in the positioning groove to realize positioning, the push handle is further provided with a pin hole, the side wall of the connecting blind hole is provided with a through hole right opposite to the pin hole, the push handle is fixedly connected with the button through a positioning pin penetrating through the hole and inserted into the pin hole, and one end of the corrugated sealing sleeve, close to the positioning ring, is inserted into the connecting blind hole.

The invention further aims to provide a mounting structure of the high-strength switch push rod in the switch, so as to solve the technical problem that the traditional switch push rod is easy to break.

In order to solve the technical problems, the invention adopts the technical scheme that: mounting structure of high strength switch push rod in switch, including switch housing and foretell high strength switch push rod, a pilot hole has been seted up on the switch housing, and this pilot hole includes coaxial setting and the interior mating holes, middle part joint hole and the outer joint hole of arranging in proper order, interior mating holes and slide bar sliding fit, middle part joint hole and outer joint hole are used for joint sliding ring and the ripple seal cover of cover outside the sliding ring, interior mating holes is located the inner of pilot hole, and outer joint hole is located the outer end of pilot hole, and the slide bar of high strength switch push rod is pegged graft in the pilot hole, and the outer ripple seal cover joint of sliding ring and sliding ring is in middle part joint hole and outer joint hole, and the mating holes including the outer slide bar sliding grafting of sliding ring, the slider is located the switch housing and with the inner wall sliding connection of switch housing, is provided with many limiting slide block sliding direction's spacing sand grip on the both sides inner wall that the switch housing is relative respectively.

As a preferred scheme, the switch casing includes the base and the lid that mutually close, the pilot hole is seted up in the butt joint department of base and lid, and half the pilot hole is seted up on the base, and half is seted up on the lid, and when base and lid were mated, the complete pilot hole of formation.

The invention has the beneficial effects that: according to the invention, the strength of the push rod, particularly the strength of the sliding rod part of the push rod is obviously improved by arranging the reinforcing pin in the push rod, and the sliding rod part is the main part of the push rod subjected to the shearing force, so that after the reinforcing pin is arranged, the bending resistance of the push rod is obviously improved, the technical problem that the traditional push rod is easy to break is solved, the service lives of the push rod and the switch are prolonged, and the quality of the switch is improved.

Simultaneously, the reinforcing pin still limits the crookedness of the coil spring, even make the coil spring also with the reinforcing pin butt of crooked, the coil spring crookedness is littleer, and the frictional force to the reinforcing pin is littleer consequently the reinforcing pin is difficult by wearing and tearing, and the setting of reinforcing pin has improved the life of coil spring, has eliminated the powder that coil spring friction push rod produced simultaneously, has improved switch internal circuit's security and stability.

The switch shell is also provided with the middle clamping hole and the outer clamping hole which are used for clamping the sliding ring on the sliding rod and one end of the corrugated sealing sleeve, and the corrugated sealing sleeve has elasticity and can absorb part of shearing force applied to the sliding rod, so that the risk of the sliding rod being broken is further reduced, the stability and the service life of the push rod are further improved, meanwhile, the corrugated sealing sleeve also effectively improves the dustproof performance of the switch, and the quality of the switch is improved.

Drawings

Embodiments of the invention will be described in further detail below with reference to the accompanying drawings, in which:

FIG. 1 is a schematic perspective view of a high-strength switch push rod according to the present invention;

FIG. 2 is a half-sectional view of the high-strength switch push rod according to the present invention;

FIG. 3 is a schematic view of a half-section of the reinforcing pin 8 of the present invention;

fig. 4 is an exploded view of the mounting structure of the high-strength switch push rod in the switch according to the present invention;

FIG. 5 is a half-sectional view of the switch housing of the present invention;

FIG. 6 is a half-sectional view of the button of the present invention;

in FIGS. 1 to 6: 1. switch housing, 1a, the base, 1b, the lid, 2, the slide bar, 3, the slider, 4, push away the handle, 5, the button, 6, the spring hole, 7, the locating hole, 8, the reinforcing pin, 9, the circle spring, 10, the sliding ring, 11, the caulking groove, 12, the ripple sealing washer, 13, the bulge loop, 14, joint portion, 15, the snap ring, 16, the pilot hole, 16a, the interior mating holes, 16b, middle part joint hole, 16c, outer joint hole, 17, spacing sand grip, 18, wearing layer, 19, the holding ring, 20, connect blind hole, 21, the constant head tank, 22, the pinhole, 23, the via hole, 24, the locating pin, 100, the push rod.

Detailed Description

Specific embodiments of the present invention will be described in detail below with reference to the accompanying drawings.

Example 1:

as shown in fig. 1 to fig. 3, a high strength switch push rod 100 includes a slide rod 2 slidably engaged with a switch housing 1, a slider 3 integrally formed at one end of the slide rod 2, and a push handle 4 integrally formed at the other end of the slide rod 2, the push handle 4 is used for connecting a switch button 5, the slider 3 is provided with a spring hole 6 extending along the axial direction of the slide rod 2, the spring hole 6 extends to the middle of the slide rod 2 after penetrating through the slider 3, the slide rod 2 is provided with a positioning hole 7 coaxially arranged with the spring hole 6, a metal reinforcing pin 8 is inserted into the positioning hole 7, the inner diameter of the positioning hole 7 is smaller than the inner diameter of the spring hole 6, the reinforcing pin 8 is tightly fitted with the positioning hole 7, a coil spring 9 is inserted into the spring hole 6, the coil spring 9 is in clearance fit with the reinforcing pin 8 and the spring hole 6, the clearance between the coil spring 9 and the reinforcing pin 8 is smaller than the clearance between the coil spring 9 and the spring hole 6, one end of the coil spring 9 abuts against the inner end surface of the spring hole 6, and the other end extends out of the slider 3 for abutting against the inner wall of the switch housing 1.

In the embodiment, the reinforcing pin 8 is arranged in the push rod, so that the strength of the push rod 100, particularly the strength of the part 2 of the push rod 100, of the slide rod is obviously improved, and the part 2 of the slide rod is the main part of the push rod 100, which is subjected to shearing force, therefore, after the reinforcing pin 8 is arranged, the bending resistance of the push rod 100 is obviously improved, the technical problem that the traditional push rod is easily broken is solved, the service lives of the push rod 100 and a switch are prolonged, and the quality of the switch is improved.

The length of the reinforcing pin 8 in the embodiment is equal to the sum of the axial lengths of the spring hole 6 and the positioning hole 7, one end of the reinforcing pin 8 is flush with the outer end of the spring hole 6 so as to avoid the influence of the reinforcing pin 8 on the sliding range of the sliding block 3, and meanwhile, the coil spring 9 is guided and limited to the maximum extent, and the service life of the coil spring 9 is prolonged to the maximum extent.

In the embodiment, the positioning hole 7 is further extended into the push handle 4, and the push handle 4 is connected with the button 5, so that the whole push rod 100 is reinforced, the push handle 4 is prevented from being broken due to pressure, the strength of the push rod 100 is further improved, and the use stability of the push rod 100 is improved.

In this embodiment, a wear-resistant layer 18 is further disposed on the outer wall of the reinforcing pin 8 located in the spring hole 6 to improve the wear-resistant performance of the reinforcing pin 8 and eliminate the risk that powder generated by friction between the reinforcing pin 8 and the coil spring 9 affects the stability of the internal circuit of the switch.

In this embodiment, knurling or threads are further disposed on the outer circumferential wall of the end of the reinforcing pin 8, which is engaged with the positioning hole 7, so as to improve the connection stability and reliability of the reinforcing pin 8 with the positioning hole 7 and prevent the reinforcing pin 8 from moving axially in the positioning hole 7.

In this embodiment, a sliding ring 10 is slidably sleeved on the sliding rod 2, an annular caulking groove 11 extending circumferentially is formed in one end of the push handle 4 close to the sliding rod 2, a corrugated sealing sleeve 12 is further sleeved on the sliding rod 2, one end of the corrugated sealing sleeve 12 is sleeved outside the sliding ring 10, and the other end of the corrugated sealing sleeve 12 is fixedly clamped in the caulking groove 11 and is in sealing connection with the push handle 4. The slip ring 10 and the end of the corrugated gland 12 sleeved on the slip ring 10 are clamped on the side wall of the switch shell 1. The sliding ring 10 and the corrugated sealing sleeve 12 sleeved on the sliding ring 10 are used for being in sealing fit with the switch shell 1 to achieve sealing connection of the push rod 100 and the switch shell 1, the sliding ring 10 enables the sliding rod 2 to axially and freely slide, and the other end of the corrugated sealing sleeve 12 is clamped in the embedded groove 11 to improve sealing connection of the corrugated sealing sleeve 12 and the push handle 4.

As a further improvement to the above technical solution, in this embodiment, a protruding ring 13 protruding radially outward is disposed on an outer circumferential wall of the sliding ring 10, one end of the corrugated sealing sleeve 12, which is matched with the sliding ring 10, is simultaneously sleeved outside the protruding ring 13 to form a radially outward protruding clamping portion 14, a clamping ring 15 protruding radially inward is disposed on an inner wall of one end of the corrugated sealing sleeve 12, which is matched with the caulking groove 11, and the clamping ring 15 is tightly fitted with the caulking groove 11. As shown in fig. 2, the engaging portion 14 has a step shape, and when it is engaged with the side wall of the switch case 1, a labyrinth effect is formed, and sealing performance is improved.

In this embodiment, the push handle 4 is further inserted with the button 5, the push handle 4 is provided with a positioning ring 19 protruding radially outward, the positioning ring 19 is close to the caulking groove 11 but located outside the corrugated sealing sleeve 12, the button 5 is internally provided with a blind connecting hole 20 matched with the push handle 4, the inner wall of the blind connecting hole 20 is provided with a positioning groove 21 matched with the positioning ring 19, the positioning ring 19 is clamped in the positioning groove 21 to realize positioning, the push handle 4 is further provided with a pin hole 22, the side wall of the blind connecting hole 20 is provided with a via hole 23 just opposite to the pin hole 22, the push handle 4 is fixedly connected with the button 5 by a positioning pin 24 inserted into the pin hole 22 through the via hole 23, one end of the corrugated sealing sleeve 12 close to the positioning ring 19 is inserted into the blind connecting hole 20 to further prevent dust from entering the corrugated sealing sleeve 12, further improve the sealing effect of the push rod 100 on the switch after being assembled with the switch housing 1, and effectively improve the dustproof grade of the switch.

Example 2:

the mounting structure of the high-strength switch push rod in a switch as shown in fig. 1 to 6 includes a switch housing 1 and the high-strength switch push rod 100 described in embodiment 1, the switch housing 1 is provided with an assembly hole 16, the assembly hole 16 includes an inner matching hole 16a, a middle clamping hole 16b and an outer clamping hole 16c which are coaxially arranged and sequentially arranged, the inner matching hole 16a is in sliding fit with a slide rod 2, the middle clamping hole 16b and the outer clamping hole 16c are used for clamping the slide ring 10 and a corrugated sealing sleeve 12 sleeved outside the slide ring 10, the inner matching hole 16a is located at the inner end of the assembly hole 16, the outer clamping hole 16c is located at the outer end of the assembly hole 16, the slide rod 2 of the high-strength switch push rod is inserted into the assembly hole 16, the slide ring 10 and the corrugated sealing sleeve 12 outside the slide ring 10 are inserted into the middle clamping hole 16b and the outer clamping hole 16c in a sliding manner, the slide rod 2 outside the slide ring 10 is inserted into the inner matching hole 16a sliding manner, the slide block 3 is located in the switch housing 1 and is in sliding connection with the inner wall of the switch housing 1, and the inner walls of the switch housing 1 are provided with a plurality of limit blocks 17 which limit blocks are respectively arranged on two opposite sides of the slide ring 3.

The inner fitting hole 16a in this embodiment has an inner diameter smaller than that of the outer engagement hole 16c, and the outer engagement hole 16c has an inner diameter smaller than that of the middle engagement hole 16 b.

In the embodiment, the switch shell 1 is provided with the middle clamping hole 16b and the outer clamping hole 16c, which are used for clamping the sliding ring 10 on the sliding rod 2 and one end of the corrugated sealing sleeve 12, and the corrugated sealing sleeve 12 has elasticity and can absorb part of shearing force received by the sliding rod 2, so that the risk of breaking the sliding rod 2 is further reduced, the stability and the service life of the push rod 100 are further improved, meanwhile, the corrugated sealing sleeve 12 effectively improves the dustproof performance of the switch, and the quality of the switch is improved.

The switch housing 1 in this embodiment includes a base 1a and a cover 1b that are mutually folded, the assembly hole 16 is formed at a butt joint seam between the base 1a and the cover 1b, half of the assembly hole 16 is formed on the base 1a, and half of the assembly hole is formed on the cover 1b, and when the base 1a and the cover 1b are folded, the complete assembly hole 16 is formed. The involution of the switch housing 1 facilitates the assembly of the push rod 100.

The working principle of the invention is as follows: according to the invention, the strength of the push rod 100, particularly the strength of the sliding rod 2 part of the push rod 100 is obviously improved by arranging the reinforcing pin 8 in the push rod 100, and the sliding rod 2 part is the main part of the push rod 100 subjected to shearing force, so that after the reinforcing pin 8 is arranged, the bending resistance of the push rod 100 is obviously improved, the technical problem that the traditional push rod is easy to break is solved, the service lives of the push rod 100 and a switch are prolonged, and the quality of the switch is improved.

The foregoing embodiments are merely illustrative of the principles and effects of the present invention, as well as some embodiments, and are not intended to limit the invention; it should be noted that various changes and modifications can be made by those skilled in the art without departing from the inventive concept, and these changes and modifications fall within the scope of the invention.

Claims (10)

1. A high-strength switch push rod (100) is characterized by comprising a slide rod (2) in sliding fit with a switch shell (1), a slide block (3) integrally formed at one end of the slide rod (2) and a push handle (4) integrally formed at the other end of the slide rod (2), wherein the push handle (4) is used for connecting a switch button (5), the slide block (3) is provided with a spring hole (6) extending along the axial direction of the slide rod (2), the spring hole (6) penetrates through the slide block (3) and then extends to the middle part of the slide rod (2), the slide rod (2) is internally provided with a positioning hole (7) coaxially arranged with the spring hole (6), a metal reinforcing pin (8) is inserted into the positioning hole (7), the inner diameter of the positioning hole (7) is smaller than that of the spring hole (6), the reinforcing pin (8) is tightly matched with the positioning hole (7), a ring spring (9) is inserted into the spring hole (6), the ring spring (9) and the reinforcing pin (8), the spring holes (6) are in clearance fit, the clearance between the coil spring (9) and the reinforcing pin (8) is smaller than the clearance between the coil spring (9) and the spring holes (6), one end of the coil spring (9) abuts against the step surface at the inner end of the spring hole (6), and the other end of the coil spring extends out of the slider (3) and is used for abutting against the inner wall of the switch shell (1).

2. The high-strength switch push rod according to claim 1, characterized in that the length of the reinforcing pin (8) is equal to the sum of the axial lengths of the spring hole (6) and the positioning hole (7), and one end of the reinforcing pin (8) is flush with the outer end of the spring hole (6).

3. High strength switch push rod according to claim 1, characterized in that the positioning hole (7) extends into the push handle (4).

4. A high strength switch push rod according to claim 1, characterized in that the outer wall of the reinforcement pin (8) located in the spring hole (6) is provided with a wear resistant layer (18).

5. The high-strength switch push rod according to claim 1, wherein the reinforcing pin (8) is provided with knurling or screw threads on the outer circumferential wall of the end thereof engaged with the positioning hole (7).

6. The high-strength switch push rod according to claim 1, wherein a sliding ring (10) is slidably sleeved on the sliding rod (2), one end of the push handle (4) close to the sliding rod (2) is provided with a circumferentially extending annular caulking groove (11), the sliding rod (2) is further sleeved with a corrugated sealing sleeve (12), one end of the corrugated sealing sleeve (12) is sleeved outside the sliding ring (10), and the other end of the corrugated sealing sleeve is fixedly clamped in the caulking groove (11) and is in sealing connection with the push handle (4).

7. The high-strength switch push rod according to claim 6, wherein a protruding ring (13) protruding radially outwards is arranged on the outer circumferential wall of the sliding ring (10), one end of the corrugated sealing sleeve (12) matched with the sliding ring (10) is sleeved outside the protruding ring (13) to form a radially protruding clamping portion (14), a clamping ring (15) protruding radially inwards is arranged on the inner wall of one end of the corrugated sealing sleeve (12) matched with the caulking groove (11), and the clamping ring (15) is tightly matched with the caulking groove (11).

8. The high-strength switch push rod according to claim 7, wherein a push button (5) is inserted into the push handle (4), a radially outward-protruding positioning ring (19) is arranged on the push handle (4), the positioning ring (19) is close to the caulking groove (11) but is located outside the corrugated sealing sleeve (12), a connecting blind hole (20) matched with the push handle (4) is arranged inside the push button (5), a positioning groove (21) matched with the positioning ring (19) is arranged on the inner wall of the connecting blind hole (20), the positioning ring (19) is clamped in the positioning groove (21) to realize positioning, a pin hole (22) is further formed in the push handle (4), a through hole (23) right opposite to the pin hole (22) is formed in the side wall of the connecting blind hole (20), the push handle (4) is fixedly connected with the push button (5) through a positioning pin (24) inserted into the pin hole (22) through the through hole (23), and one end of the corrugated sealing sleeve (12) close to the positioning ring (19) is inserted into the connecting blind hole (20).

9. Mounting structure of high-strength switch push rod in switch, characterized in that, comprising switch shell (1) and high-strength switch push rod of claim 5, the switch shell (1) is provided with an assembling hole (16), the assembly holes (16) comprise an inner matching hole (16 a), a middle clamping hole (16 b) and an outer clamping hole (16 c) which are coaxially arranged and sequentially arranged, the inner matching hole (16 a) is in sliding fit with the sliding rod (2), the middle clamping hole (16 b) and the outer clamping hole (16 c) are used for clamping the sliding ring (10) and the corrugated sealing sleeve (12) sleeved outside the sliding ring (10), the inner matching hole (16 a) is positioned at the inner end of the assembly hole (16), the outer clamping connection hole (16 c) is positioned at the outer end of the assembly hole (16), the sliding rod (2) of the high-strength switch push rod is inserted in the assembly hole (16), the slip ring (10) and the corrugated sealing sleeve (12) outside the slip ring (10) are clamped in the middle clamping hole (16 b) and the outer clamping hole (16 c), a sliding rod (2) outside the sliding ring (10) is inserted in the inner matching hole (16 a) in a sliding way, the sliding block (3) is positioned in the switch shell (1) and is in sliding connection with the inner wall of the switch shell (1), and the inner walls of two opposite sides of the switch shell (1) are respectively provided with a plurality of limiting convex strips (17) for limiting the sliding direction of the sliding block (3).

10. The mounting structure of the high-strength switch push rod in the switch according to claim 9, wherein the switch housing (1) comprises a base (1 a) and a cover (1 b) which are mutually folded, the assembly hole (16) is formed at the butt joint of the base (1 a) and the cover (1 b), half of the assembly hole (16) is formed on the base (1 a) and half of the assembly hole is formed on the cover (1 b), and when the base (1 a) and the cover (1 b) are folded, the complete assembly hole (16) is formed.

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