CN205932983U - Hoist button switch - Google Patents

Abstract

The utility model relates to a hoist button switch, comprises a box bod, the directional control button, power button, the box body includes the upper cover, the bottom plate of setting on the lower terminal surface of upper cover, it has a holding chamber to constitute between upper cover and the bottom plate, the holding intracavity corresponds locates to be provided with security lock arrangement between directional control button and the power button, security lock arrangement includes the lock body, the setting is at lower two micro -gap switch that serve of lock body, two micro -gap switch are connected with the power button electricity, be provided with the lockhole of dew outside the upper cover on the up end of lock body, be provided with the axle sleeve on the lock core of lock body, the axle sleeve sets up with the lock core linkage, the push rod punishment that corresponds two micro -gap switch on the axle sleeve do not is provided with the lug of a looks adaptation, and two lugs are conflicted respectively and are served at the lower of corresponding push rod, and the push rod just can promote micro -gap switch's moving contact action along with the axle sleeve action, realize two micro -gap switch's switch -on or disconnection. The utility model has the advantages of simple structure, safe and reliable, stable performance are reliable.

Description

Crane button switch

Technical field

The utility model is related to a kind of button switch and in particular to a kind of crane button switch.

Background technology

Crane button switch is used mainly as the far distance controlled of electromagnetic starter, contactor and other electrical equipment, and Electric interlock between achievable button.It is applied to outdoor, has sleet, many dust infringement environment, the such as machine in industrial and mining enterprises The remotely control of the equipment such as bed, crane, electric bicycle, electric block is used.However, on existing crane button switch all It is not provided with safety lock it is impossible to prevent the violation operation of layman, easily cause security incident；And this crane button opens Close the defect that also there are complex structure, unstable properties.

Content of the invention

The purpose of this utility model is to overcome the defect of prior art, provides that a kind of structure is simple, safe and reliable, performance Reliable and stable crane button switch.

For achieving the above object, the utility model adopts a kind of crane button switch, presses including box body, direction controlling Button, power knob, described box body includes lid, the base plate being arranged on the lower surface of lid, and structure between upper lid and base plate Cheng Youyi accommodating cavity, in this accommodating cavity, between correspondence direction control button and power knob, place is provided with security lock arrangement, peace Full locking device includes lock body, two microswitches being arranged on the lower end of lock body, and two described microswitches are pressed with power supply Button electrically connects, and the described upper surface of lock body is provided with the lockhole being exposed at outside lid, the lock core of lock body is provided with axle sleeve, axle Set and lock core linkage setting, axle sleeve is respectively arranged with a projection being adapted at the push rod of corresponding two microswitches, and Two projections are conflicted respectively on the lower end of corresponding push rod, and push rod with axle sleeve action and can promote the dynamic of microswitch to touch Head action, realizes being switched on or switched off of two microswitches.

The having the beneficial effect that of said structure：It is provided with security lock arrangement on this crane button switch, can prevent amateur The violation operation of personnel, it is to avoid the generation of security incident, in operation, professional passes through key rotation lock core, and lock core drives Axle sleeve action, axle sleeve drives the push rod of two microswitches to move up and down, and realizes being switched on or switched off of two microswitches, passes through Lock body, to control being switched on or switched off of this button switch power supply, thus the violation operation of layman can be avoided, improves this The security reliability of button switch, and this crane button switch also has the advantages that structure is simple, stable and reliable for performance.

Especially, described direction controlling button is wrapped with rubber sleeve, and direction controlling button is sealed in by this rubber sleeve In the accommodating cavity of box body.By arranging rubber sleeve on direction controlling button, dust or rainwater can be avoided to enter into this button Switch internal, thus improve the barrier propterty of this button switch, also improves the reliability of this button switch work.

Brief description

Fig. 1 is the front view of the utility model embodiment.

Fig. 2 is the left view structure chart of the utility model embodiment.

Specific embodiment

As shown in Fig. 1～2, the utility model embodiment is a kind of crane button switch, including box body 10, direction controlling Button 11, power knob 12, described box body includes the base plate 102 covering 101, being arranged on the lower surface of lid 101, and on Constituting between lid 101 and base plate 102 has an accommodating cavity 100.In this accommodating cavity 100, correspondence direction control button 11 is pressed with power supply Between button 12, place is provided with security lock arrangement 20, and security lock arrangement 20 includes lock body 21, on the lower end that is arranged on lock body 21 two Individual microswitch 22, two described microswitches 22 are electrically connected with power knob 12, and the described upper surface of lock body 21 sets It is equipped with the lockhole 211 being exposed at outside lid 101, the lock core 212 of lock body 21 is provided with axle sleeve 23, axle sleeve 23 is linked with lock core 212 Setting, axle sleeve 23 is respectively arranged with a projection being adapted 231 at the push rod 221 of corresponding two microswitches 22, and two Individual projection 231 is conflicted respectively on the lower end of corresponding push rod 221, and push rod 221 with axle sleeve 23 action and can promote fine motion Moving contact 222 action of switch 22, realizes being switched on or switched off of two microswitches 22.Described direction controlling button 11 outsourcing It is wrapped with rubber sleeve 111, direction controlling button 11 is sealed in the accommodating cavity 100 of box body 10 this rubber sleeve 111.By in direction On control button, rubber sleeve being set, dust or rainwater being avoided to enter into inside this button switch, thus improve this button The barrier propterty of switch, also improves the reliability of this button switch work.It is provided with safety lock on this crane button switch Device, can prevent the violation operation of layman, it is to avoid the generation of security incident, and in operation, professional passes through key Rotate lock core, lock core drives axle sleeve action, axle sleeve drives the push rod of two microswitches to move up and down, and realizes two microswitches Be switched on or switched off, control being switched on or switched off of this button switch power supply by lock body, thus can avoid layman's Violation operation, improves the security reliability of this button switch, and this crane button switch also has, and structure is simple, performance is steady Fixed reliable advantage.

Claims (2)

1. a kind of crane button switch, including box body, direction controlling button, power knob it is characterised in that：Described box body Including on constitute between the base plate that covers, be arranged on the lower surface of upper lid, and upper lid and base plate and have an accommodating cavity, this accommodating cavity Between interior correspondence direction control button and power knob, place is provided with security lock arrangement, and security lock arrangement includes lock body, is arranged on Two microswitches on the lower end of lock body, two described microswitches are electrically connected with power knob, described lock body upper The lockhole being exposed at outside lid is provided with end face, the lock core of lock body is provided with axle sleeve, axle sleeve and lock core linkage setting, on axle sleeve It is respectively arranged with a projection being adapted at the push rod of corresponding two microswitches, and two projections are conflicted respectively corresponding The lower end of push rod on, and push rod with axle sleeve action and can promote the moving contact action of microswitch, realizes two microswitches Be switched on or switched off.

2. crane button switch according to claim 1 it is characterised in that：Described direction controlling button is wrapped with Rubber sleeve, direction controlling button is sealed in the accommodating cavity of box body this rubber sleeve.