CN213583585U - Anti-self-locking button switch - Google Patents

Abstract

The utility model provides a counter-latching button switch, including handle link assembly and counter-latching component, counter-latching component includes: the push rod is linked with a button of the handle connecting rod assembly; the locking rod is provided with a locking position matched with the push rod in a blocking mode and an unlocking position separated from the push rod, the locking rod is of a T-shaped structure, one end of the T-shaped locking rod is fixedly connected with the locking cap, and the other end of the T-shaped locking rod can penetrate through the long-strip-shaped hole in the side plate of the shell to be matched with the push rod in a locking mode. During assembly, the T-shaped lock rod penetrates through the long hole on the side plate of the shell from the outer side of the shell and then is matched with the push rod; when the T-shaped lock rod is disassembled, the T-shaped lock rod can be pulled out from the strip hole, and compared with the mode that the lock rod can be disassembled only by disassembling the shell in the prior art, the T-shaped lock rod is quick and convenient to disassemble and assemble, the working efficiency is improved, and the maintenance and replacement cost is reduced.

Description

Anti-self-locking button switch

Technical Field

The utility model relates to the technical field of switches, concretely relates to anti-auto-lock button switch.

Background

The anti-self-locking function of the anti-self-locking button switch means that the handle connecting rod assembly cannot be pressed down under the blocking of the anti-self-locking assembly, so that a power supply is in a disconnected state, after the anti-self-locking assembly and the handle connecting rod assembly are unlocked, the handle connecting rod assembly can move freely, so that the switch is switched on or off, the anti-self-locking assembly plays a role in preventing an operator from being triggered by mistake, and the personal safety and the equipment safety are guaranteed. As shown in fig. 9 and 10, the anti-auto-lock subassembly includes locking cap 01, T-shaped locking lever 02 and spring 03, because the size of 2 end stop 021 of locking lever is greater than the size of the circular through-hole 05 on the casing curb plate, during the assembly, T-shaped locking lever 02 is connected with the outside locking cap 01 buckle of casing 04 after the inside circular through-hole 05 on the casing curb plate of casing 04, when locking lever 02 needs to be changed because of wearing and tearing, must unpack casing 04 apart earlier, just can take out locking lever 02, thus waste time and energy, the maintenance replacement cost has been increased.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the locking lever among the prior art and wasting time and energy, the defect that the maintenance replacement cost is high when changing to a change swift convenient anti-auto-lock button switch is provided

Therefore, the utility model provides a counter-latching button switch, including handle link assembly and counter-latching component, counter-latching component includes: the push rod is linked with a button of the handle connecting rod assembly; the locking rod is provided with a locking position and an unlocking position, wherein the locking position is matched with the push rod in a blocking mode, the unlocking position is separated from the push rod, the locking rod is of a T-shaped structure, one end of the T-shaped locking rod is fixedly connected with the locking cap, and the other end of the T-shaped locking rod can penetrate through the long hole in the side plate of the shell and is matched with the push rod in a locking mode.

The push rod is provided with a slot for the insertion of the lock rod, a first stop block arranged above the slot and a second stop block arranged between the lock cap and the T-shaped lock rod.

The spring is sleeved on the lock rod, one end of the spring is abutted to the inner wall of the lock cap, and the other end of the spring is abutted to the outer wall of the shell.

The shell is provided with an inner installation cavity suitable for installing the contact assembly and an outer installation cavity which is separated from the inner installation cavity and suitable for installing the anti-self-locking assembly.

The casing includes base and the apron that mutual lock set up, be equipped with a plurality of card holes on the apron, be equipped with on the base can with correspond card hole adaptation connection's fixture block.

The base is provided with a groove which is arranged corresponding to the clamping block and can be used for inserting a tool to pry up the cover plate. The utility model discloses technical scheme has following advantage:

1. when the anti-self-locking button switch is assembled, the T-shaped lock rod passes through the long hole on the side plate of the shell from the outer side of the shell and then is matched with the push rod; when the T-shaped lock rod is disassembled, the T-shaped lock rod can be pulled out from the strip hole, and compared with the mode that the lock rod can be disassembled only by disassembling the shell in the prior art, the T-shaped lock rod is quick and convenient to disassemble and assemble, the working efficiency is improved, and the maintenance and replacement cost is reduced.

2. The utility model provides a counter auto-lock button switch, push rod have and supply the inserted slot of locking lever, locate the first dog of slot top to and locate the second dog between lock cap and the T shape locking lever. During assembly, the lock rod is sequentially inserted into the strip hole and the slot, the push rod moves downwards relatively, and the second stop block of the push rod is matched with the T-shaped lock rod to block, so that the lock rod is prevented from being separated from the shell.

3. The utility model provides a counter-latching button switch, casing have the interior installation cavity that is suitable for installation contact subassembly to and separate the setting with interior installation cavity, be suitable for the outer installation cavity of the anti-auto-lock subassembly of installation, compare in the mode of same installation cavity with prior art contact subassembly and anti-auto-lock subassembly, inside the dust can not enter into the casing from the gap between anti-auto-lock subassembly and the casing like this, dustproof effect is better, has prolonged contact subassembly's life.

4. The utility model provides a counter-latching button switch is equipped with on the base and corresponds the fixture block setting, can supply the instrument to insert the recess in order to prize the apron, makes things convenient for like this to dismantle fast between apron and the base.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a perspective view of the anti-self-locking button switch of the present invention;

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is an exploded view of the housing and the counter-latching assembly;

FIG. 4 is an exploded view of the housing, button and push rod;

FIG. 5 is a schematic view of the assembly of the locking lever and the push rod;

FIG. 6 is a schematic view of the locking lever and push rod assembled at another angle;

FIG. 7 is a perspective view of the anti-latch button switch from another angle;

fig. 8 is a perspective view of the housing.

FIG. 9 is a cross-sectional view of a prior art anti-latch push-button switch;

fig. 10 is an exploded view of a prior art anti-latch push button switch.

Description of reference numerals: 01. a lock cap; 02. a lock lever; 021. a stopper; 03. a spring; 04. a housing; 05. a through hole;

1. a push rod; 10. a slot; 11. a first stopper; 12. a second stopper; 2. a lock lever; 3. a lock cap; 4. a button; 5. a housing; 50. a strip hole; 51. an outer mounting cavity; 52. a base; 53. a cover plate; 54. a clamping hole; 55. a clamping block; 56. a groove; 6. a spring.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Examples

The present embodiment provides a counter-latching push-button switch, as shown in fig. 1 and 7, comprising a housing 5, a handle link assembly and a counter-latching assembly

The housing 5 includes a base 52 and a cover plate 53 that are fastened to each other, as shown in fig. 7, the cover plate 53 is provided with a plurality of fastening holes 54, the base 52 is provided with fastening blocks 55 that are adapted to the fastening holes 54, and the base 52 is provided with grooves 56 that are provided corresponding to the fastening blocks 55 and into which a tool can be inserted to pry up the cover plate 53. As shown in fig. 2 and 8, the housing 5 has an inner mounting cavity adapted to mount the contact assembly, and an outer mounting cavity 51 spaced apart from the inner mounting cavity and adapted to mount the counter-self-locking assembly.

The anti-self-locking assembly comprises a push rod 1, a lock rod 2 and a spring 6.

And the push rod 1 is linked with a button 4 of the handle connecting rod assembly.

The locking rod 2, as shown in fig. 2 and 4, has a locking position in blocking cooperation with the push rod 1 and an unlocking position separated from the push rod 1, wherein the locking rod 2 is a T-shaped structure, one end of the T-shaped locking rod 2 is fixedly connected with the locking cap 3, and the other end of the T-shaped locking rod 2 can pass through the long hole 50 on the side plate of the housing 5 and then is in locking cooperation with the push rod 1.

As shown in fig. 5 and 6, the push rod 1 has an insertion slot 10 into which the lock rod 2 can be inserted, a first stopper 11 disposed above the insertion slot 10, and a second stopper 12 disposed between the lock cap 3 and the T-shaped lock rod 2. In this embodiment, the slot 10 is disposed in an i-shape.

And the spring 6 is sleeved on the lock rod 2, one end of the spring abuts against the inner wall of the lock cap 3, and the other end of the spring abuts against the outer wall of the shell 5.

The utility model provides a counter auto-lock button switch, during the assembly, T shape locking lever 2 inserts in slot 10 of push rod 1 after passing rectangular hole 50 on its curb plate from the casing 5 outside, at this moment, pushes down push rod 1 and makes it arrive the assembly position, and second stopper 12 of push rod 1 blocks with T shape locking lever and cooperates to prevent locking lever 2 and casing 5 separation; during the dismantlement, upward movement push rod 1, until the T-shaped locking lever removes the below to slot 10, the T-shaped locking lever can be taken out from rectangular hole 50, compares with the prior art mode that the locking lever could only be dismantled to the casing need be unpacked apart, and the dismouting is swift convenient, has improved work efficiency to reduce the maintenance replacement cost.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications can be made without departing from the scope of the invention.

Claims (6)

1. The utility model provides a counter-latching button switch, includes handle link assembly and counter-latching component, its characterized in that, counter-latching component includes:

the push rod (1) is linked with a button (4) of the handle connecting rod assembly;

locking lever (2), have with push rod (1) block the complex latched position, and with the unblock position of push rod (1) separation, wherein, locking lever (2) are T shape structure, T shape locking lever (2) one end and locking cap (3) fixed connection, the other end can be followed rectangular hole (50) on casing (5) curb plate and passed the back, with push rod (1) locking cooperation.

2. An anti-lock button switch according to claim 1, wherein the push rod (1) has a slot (10) into which the lock bar (2) can be inserted, a first stopper (11) disposed above the slot (10), and a second stopper (12) disposed between the lock cap (3) and the T-shaped lock bar (2).

3. The anti-self-locking button switch according to claim 2, further comprising a spring (6) sleeved on the lock rod (2), wherein one end of the spring (6) abuts against the inner wall of the lock cap (3), and the other end of the spring abuts against the outer wall of the housing (5).

4. A counter-latching push-button switch according to any one of claims 1-3, wherein the housing (5) has an inner mounting cavity adapted to mount a contact assembly, and an outer mounting cavity (51) spaced from the inner mounting cavity adapted to mount the counter-latching assembly.

5. An anti-self-locking button switch according to claim 4, wherein the housing (5) comprises a base (52) and a cover plate (53) which are buckled with each other, the cover plate (53) is provided with a plurality of clamping holes (54), and the base (52) is provided with clamping blocks (55) which are connected with the corresponding clamping holes (54) in a matching manner.

6. An anti-lock button switch according to claim 5, wherein the base (52) is provided with a groove (56) corresponding to the latch (55) for inserting a tool to pry up the cover (53).

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