CN112837954B

CN112837954B - Switch trigger mechanism of floor cleaning machine

Info

Publication number: CN112837954B
Application number: CN202011608807.5A
Authority: CN
Inventors: 付兴光; 惠文科
Original assignee: Country Garden Life Service Group Co ltd
Current assignee: Country Garden Life Service Group Co ltd
Priority date: 2020-12-30
Filing date: 2020-12-30
Publication date: 2023-03-07
Anticipated expiration: 2040-12-30
Also published as: CN112837954A

Abstract

The invention discloses a switch trigger mechanism of a floor washing machine, belongs to the field of trigger mechanisms, and solves the problem that the traditional floor washing machine trigger mechanism is difficult to reset due to large occupied space and uneven stress on a holding rod. The trigger mechanism comprises a holding rod and a handle, the holding rod is movably inserted in the handle, elastic components are arranged between the two ends of the holding rod and the handle, and a trigger rod corresponding to the position of the microswitch is arranged at the bottom of the holding rod between the two elastic components. The switch triggering mechanism of the floor washing machine enables the holding rod to be stressed uniformly, ensures the holding rod to return, and can be applied to products needing to trigger the micro switch by one hand or two hands.

Description

Switch trigger mechanism of floor cleaning machine

Technical Field

The present invention relates to trigger mechanisms, and more particularly, to a switch trigger mechanism for a floor washing machine.

Background

The microswitch is widely applied to floor washers as a safety protection device of machines. Most of the existing floor washing machine microswitch triggering mechanisms are that a holding rod is arranged below a grip, so that the space structure is large; and the single side of the structure is only provided with one torsion spring to complete the return of the holding rod, so that the risk that the holding rod cannot return due to uneven stress exists. Therefore, a need exists to develop a novel switch triggering mechanism for a floor washing machine.

Disclosure of Invention

The invention aims to solve the technical problem of the prior art, and provides a switch triggering mechanism of a floor washing machine, which ensures that a holding rod is uniformly stressed and the holding rod is ensured to return, and can be applied to products needing one hand or two hands to trigger a microswitch.

The technical scheme of the invention is as follows: a switch trigger mechanism of a floor washing machine comprises a holding rod and a handle, wherein the holding rod is movably inserted into the handle, elastic assemblies are arranged between two ends of the holding rod and the handle, and a trigger rod corresponding to a micro switch is arranged at the bottom of the holding rod between the two elastic assemblies.

As a further improvement, the trigger mechanism further comprises an installation seat, the installation seat is installed in the handle, a guide groove is formed in the top of the installation seat, the holding rod is movably inserted in the guide groove, and the elastic component is located in the guide groove below the holding rod.

Furthermore, the elastic assembly comprises a supporting pressure spring, a limiting column is arranged at the bottom of the holding rod, a limiting groove is formed in the mounting seat at the bottom of the guide groove, one end of the supporting pressure spring is movably sleeved on the limiting column, and the other end of the supporting pressure spring is movably inserted in the limiting groove.

Furthermore, the middle part of the holding rod is of a concave-convex structure.

Furthermore, limiting pins are arranged on the mounting seats above the two ends of the holding rod.

Furthermore, a guide hole is formed in the bottom of the mounting seat above the microswitch, the width of the cross section of the guide hole is gradually reduced from top to bottom, and the trigger rod is inserted into the guide hole in a sliding mode.

Furthermore, the movable holes are formed in two ends of the top of the handle, correspondingly, the pressing rods are arranged at two ends of the holding rod, and the pressing rods are movably inserted into the movable holes.

Furthermore, a button switch is arranged at the top of the pressing rod.

Advantageous effects

Compared with the prior art, the invention has the following advantages:

according to the switch trigger mechanism of the floor washing machine, the holding rod is arranged in the handle, so that the occupied space of the trigger mechanism is reduced, the trigger mechanism is easier to arrange and more compact in structure, the elastic components are symmetrically arranged between the two ends of the holding rod and the handle, the holding rod is uniformly stressed, and the return of the holding rod is ensured; similarly, the right hand independently presses the right end of the holding rod, the holding rod takes the elastic component at the left end as a fulcrum, the elastic component at the right end is compressed, the trigger rod moves downwards to trigger the microswitch, after the pressing force is released, the elastic component rebounds, and the holding rod resets; when the electric tool is operated by two hands, the left hand and the right hand press two ends of the holding rod simultaneously, the elastic assemblies at the left end and the right end are compressed, the trigger rod moves downwards to trigger the micro switch, after the pressing force is released, the elastic assemblies rebound, and the holding rod resets; is suitable for the holding habit of a human body, and can be applied to products which need to trigger the micro switch by one hand or two hands.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is an exploded view of a part of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 1;

fig. 4 is an enlarged schematic view of the structure at B in fig. 1.

Wherein: 1-holding rod, 2-handle, 3-microswitch, 4-trigger rod, 5-mounting seat, 6-guide groove, 7-supporting pressure spring, 8-spacing column, 9-spacing groove, 10-spacing pin, 11-guide hole, 12-movable hole, 13-pressing rod, 14-button switch and 15-fastening screw.

Detailed Description

The invention will be further described with reference to specific embodiments shown in the drawings.

Referring to fig. 1-4, the switch trigger mechanism of the floor washing machine of the present invention comprises a holding rod 1 and a handle 2, wherein the holding rod 1 is movably inserted into the handle 2, so that the holding rod 1 can move up and down in the handle 2, elastic components are respectively arranged between two ends of the holding rod 1 and the handle 2, two ends of the elastic components respectively push against the bottom of the holding rod 1 and the top of the handle 2, so that the holding rod 1 keeps an upward-pushing state, a trigger rod 4 corresponding to the position of the micro switch 3 is arranged at the bottom of the holding rod 1 between the two elastic components, and the trigger rod 4 can be driven to contact with the micro switch 3 by pressing the holding rod 1, so as to trigger the micro switch 3.

According to the switch trigger mechanism of the floor washing machine, the holding rod 1 is arranged inside the handle 2, so that the occupied space of the trigger mechanism is reduced, the trigger mechanism is easier to arrange, the structure is more compact, the elastic assemblies are symmetrically arranged between the two ends of the holding rod 1 and the handle 2, the holding rod 1 is uniformly stressed, the return of the holding rod 1 is ensured, when the floor washing machine is operated by one hand, the left end of the holding rod 1 is independently pressed by the left hand, the elastic assembly at the right end of the holding rod 1 is used as a fulcrum, the elastic assembly at the left end is compressed, the trigger rod 4 moves downwards to trigger the micro switch 3, after the pressing force is released, the elastic assembly rebounds, and the holding rod 1 resets; similarly, the right hand independently presses the right end of the holding rod 1, the holding rod 1 takes the elastic component at the left end as a fulcrum, the elastic component at the right end is compressed, the trigger rod 4 moves downwards to trigger the microswitch 3, after the pressing force is released, the elastic component rebounds, and the holding rod 1 resets; when the holding rod is operated by two hands, the left hand and the right hand press two ends of the holding rod 1 simultaneously, elastic components at the left end and the right end are compressed, the trigger rod 4 moves downwards to trigger the micro switch 3, after the pressing force is released, the elastic components rebound, and the holding rod 1 resets; is suitable for the holding habit of human body, and can be applied to products which need to trigger the micro switch by one hand or two hands.

Preferably, trigger mechanism still includes mount pad 5, and this mount pad 5 is installed in

handle

2, and 5 tops of mount pad have seted up guide slot 6, and the holding rod 1 activity is pegged graft in guide slot 6, and elastic component is located the guide slot 6 of holding rod 1 below, makes things convenient for the installation of holding rod 1. Specifically, the elastic component is including supporting pressure spring 7, and wherein, 1 bottom of holding rod is equipped with spacing post 8, has seted up spacing groove 9 on the mount pad 5 of guide slot 6 bottom, and the one end activity cover that supports pressure spring 7 is established on spacing post 8, and the other end activity is pegged graft in spacing groove 9, conveniently supports the installation of pressure spring 7. Furthermore, 5 peripheries of mount pad set up a plurality of arc brace tables, make things convenient for in mount pad 5 inserts handle 2, and mount pad 5 is connected with handle 2 through fastening screw 15, makes things convenient for the dismouting to maintain.

Preferably, the middle part of the holding rod 1 is of a concave-convex structure, so that the holding rod 1 is prevented from rotating in the guide groove 6.

Preferably, the mounting seats 5 above the two ends of the holding rod 1 are provided with limit pins 10, which play a role in limiting the bouncing of the holding rod 1.

Preferably, the bottom of the mounting seat 5 above the microswitch 3 is provided with a guide hole 11, the width of the section of the guide hole 11 is gradually reduced from top to bottom, and the trigger rod 4 is slidably inserted into the guide hole 11 to play a role in guiding the trigger rod 4, so that the trigger rod 4 is ensured to move downwards to be accurately contacted with the microswitch 3.

Preferably, the two ends of the top of the handle 2 are provided with movable holes 12, correspondingly, the two ends of the holding rod 1 are provided with pressing rods 13, and the pressing rods 13 are movably inserted in the movable holes 12, so that the peripheral operation of the handle 2 is facilitated. Further, be equipped with button switch 14 at the top of pressing the depression bar 13, button switch 14 is the concave shape button in top, with the finger laminating, can delay fatigue during the operation, button switch 14 is connected through screw and depression bar 13, makes things convenient for the dismouting, and button switch 14 salient in 2 surfaces of handle, this trigger mechanism's elastic component, trigger bar 4 all embed in handle 2, and only obvious button switch 14 exposes outside handle 2, avoids the mistake to touch and sends out micro-gap switch 3.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that those skilled in the art can make various changes and modifications without departing from the structure of the invention, which will not affect the effect of the invention and the practicability of the patent.

Claims

1. A switch trigger mechanism of a floor washing machine comprises a holding rod (1) and a handle (2), and is characterized in that the holding rod (1) is movably inserted into the handle (2) so that the holding rod (1) can move up and down in the handle (2), elastic components are arranged between two ends of the holding rod (1) and the handle (2), a trigger rod (4) corresponding to a micro switch (3) in position is arranged at the bottom of the holding rod (1) between the two elastic components, and the trigger rod (4) can be driven to contact with the micro switch (3) by pressing the holding rod (1); the trigger mechanism further comprises a mounting seat (5), the mounting seat (5) is mounted in the handle (2), a guide groove (6) is formed in the top of the mounting seat (5), the holding rod (1) is movably inserted in the guide groove (6), and the elastic assembly is located in the guide groove (6) below the holding rod (1).

2. The switch trigger mechanism of the floor washing machine as claimed in claim 1, wherein the elastic component comprises a supporting pressure spring (7), a limiting column (8) is arranged at the bottom of the holding rod (1), a limiting groove (9) is formed in the mounting seat (5) at the bottom of the guide groove (6), one end of the supporting pressure spring (7) is movably sleeved on the limiting column (8), and the other end of the supporting pressure spring is movably inserted in the limiting groove (9).

3. The switch trigger mechanism of a floor washing machine according to claim 1, characterized in that the middle of the grip lever (1) is of a concave-convex structure.

4. The switch trigger mechanism of the floor washing machine as claimed in claim 1, wherein the mounting seats (5) above the two ends of the holding rod (1) are provided with limit pins (10).

5. The switch trigger mechanism of the floor washing machine as claimed in claim 1, wherein a guide hole (11) is formed at the bottom of the mounting seat (5) above the microswitch (3), the width of the section of the guide hole (11) is gradually reduced from top to bottom, and the trigger rod (4) is slidably inserted into the guide hole (11).

6. The switch trigger mechanism of the floor washing machine as claimed in any one of claims 1 to 5, wherein the handle (2) has a movable hole (12) at both ends of the top, and correspondingly, the handle (1) has a pressing rod (13) at both ends, and the pressing rod (13) is movably inserted into the movable hole (12).

7. The switch-triggering mechanism of a floor washing machine as claimed in claim 6, characterized in that a button switch (14) is provided on the top of the pressing rod (13).