CN218769266U

CN218769266U - Novel anti-toppling switch

Info

Publication number: CN218769266U
Application number: CN202223005151.5U
Authority: CN
Inventors: 何磊
Original assignee: Shenzhen Yilei Industrial Co ltd
Current assignee: Shenzhen Yilei Industrial Co ltd
Priority date: 2022-11-11
Filing date: 2022-11-11
Publication date: 2023-03-28
Anticipated expiration: 2032-11-11

Abstract

The utility model discloses a novel prevent empting switch, including shell, terminal, the heavy ball that rolls, compression leg and movable contact spring, the one end of shell is provided with the terminal, and the inside of shell is provided with the heavy ball that rolls, and the bottom of the heavy ball that rolls is provided with the contact plate, and the bottom of contact plate is provided with the hinge bar. The utility model discloses a flexible arm that multiunit hank rod is constituteed, the hank rod becomes elastic flexible arm through the screw that the outside was provided with torsion spring, the hank rod is being pushed down the back, push down through bottom activity post and push down the compression leg, the compression leg pushes down the movable contact spring, the spring of movable contact spring center department is pushed down simultaneously, the structure and the spring of hank rod replace current single spring structure, reduce the condition that elasticity disappears, and service life is prolonged, constitute by left casing and right casing through the shell, pop out the spliced pole through the spring and pop out in the spliced pole and block the connecting hole of going into right casing, be connected left casing and right casing, the dismouting and the maintenance of the shell of being convenient for, the practicality is better.

Description

Novel anti-toppling switch

Technical Field

The utility model relates to a prevent empting switch technical field, in particular to novel prevent empting switch.

Background

The anti-toppling switch is a switch which is installed on a bottom foot and stops working when the vertical electric appliance is inclined, the anti-toppling switch is designed for safely using the electric appliance, and in the prior art, the anti-toppling switch is often used for various household electric appliances such as a fan heater, an electric fan, an electric oil heater and the like, and needs to be automatically turned off when various household electric appliances such as the fan heater, the electric fan, the electric oil heater and the like and other electric appliances are toppled. The existing anti-toppling switch has the defects of poor reasonability and poor working reliability of arrangement, and cannot ensure the snap performance of the switch action and the safe reliability of use.

Through retrieval, application number cn201120165859.X discloses a novel anti-toppling switch, which comprises a shell, a switch device and a push rod mechanism, wherein the switch device and the push rod mechanism are arranged in the shell; the inner part of the shell is divided into an upper closed cavity and a lower closed cavity by a partition plate, a through cavity channel is arranged between the upper cavity and the lower cavity, and balls are arranged in the upper cavity of the shell and can roll in the upper cavity; the switch device is arranged in the lower cavity of the shell; the push rod mechanism is arranged below the ball in the cavity of the shell. The utility model provides a current like product exist set up the rationality poor, the operational reliability poor, can not ensure the transient nature of switch action and the fail safe nature's of use problem.

In view of the above-mentioned patent, there is the following defect, only control the removal of movable contact spring indirectly through single reset spring, but reset spring has the risk that elasticity disappears, leads to the anti-overturning switch inefficacy, for this reason, provides a long service life's novel anti-overturning switch.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a novel anti-overturning switch.

In order to solve the technical problem, the utility model provides a following technical scheme:

the utility model relates to a novel prevent empting switch, including shell, terminal, roll heavy ball, compression leg and movable contact spring, the one end of shell is provided with the terminal, the inside of shell is provided with roll heavy ball, the bottom of roll heavy ball is provided with the contact plate, the bottom of contact plate is provided with the hinge pin, the tip of hinge pin is provided with the screw, one side of screw is provided with the activity post, the bottom both sides of activity post are provided with the fixture block, the bottom of activity post is provided with the compression leg, open the upper end of compression leg has the draw-in groove, the both sides of compression leg are provided with the fixed plate, the below of compression leg is provided with the movable contact spring, the bottom both ends of movable contact spring are provided with the movable contact, the bottom center department of movable contact spring is provided with the spring.

As a preferred technical scheme of the utility model, the shell comprises left casing and right casing, and one side of left casing is provided with the spring, the one end of spring is provided with the spliced pole, and one side of right casing is provided with the connecting hole that corresponds with the spliced pole, the inside of connecting hole is provided with the stopper.

As a preferred technical scheme of the utility model, the spring respectively with spliced pole and left casing threaded connection, the spliced pole passes through spring and left casing swing joint, pegs graft through spliced pole and connecting hole between right side casing and the left casing, the stopper is L shape or J shape, and open one side of spliced pole has the spacing groove that corresponds with the stopper.

As an optimal technical scheme of the utility model, roll heavy ball respectively with shell and contact plate swing joint, the bottom of contact plate is provided with the multiunit hinge arm, through screw swing joint between the multiunit hinge arm, flexible arm is constituteed to the multiunit hinge arm, the screw connection of being connected is located with the hinge arm center of bottommost to the activity post, the screw run through the activity post, and with activity post threaded connection.

As a preferred technical scheme of the utility model, the upper end of draw-in groove is L shape design, and the fixture block is fixed in the both sides of activity toe end, through fixture block and draw-in groove swing joint between activity post and the compression leg.

As an optimal technical scheme of the utility model, the compression leg runs through fixed plate and movable contact spring swing joint, and the movable contact spring passes through movable contact and terminal swing joint, the both ends of spring all are provided with the spring and press the cap, the spring pass through the spring and press the cap respectively with shell and movable contact spring threaded connection.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a flexible arm that multiunit peg, peg become elastic flexible arm through the screw that the outside was provided with torsion spring, the peg is being pushed down the back, pushes down through bottom activity post and promotes the compression leg and push down, and the compression leg pushes down the movable contact spring, and the movable contact spring passes through movable contact and terminal contact, and the spring of movable contact spring center department is pushed down simultaneously, and the structure and the spring of peg replace current single spring structure, reduce the condition that elasticity disappears, improve life.

2. The utility model discloses a shell comprises left casing and right casing, pops out the spliced pole through the spring and goes into the spliced eye of right casing, is connected left casing and right casing, the dismouting and the maintenance of the shell of being convenient for can set up the shell of different shapes and use, and the practicality is better.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic cross-sectional structure of the present invention;

FIG. 3 is a partial schematic view of a hinge rod;

FIG. 4 is a schematic structural view of a section A of the present invention;

FIG. 5 is a partial structural schematic view of the housing;

in the figure: 1. a housing; 2. a binding post; 3. rolling the heavy ball; 4. a contact plate; 5. a twisting rod; 6. a screw; 7. a movable post; 8. a clamping block; 9. pressing the column; 10. a card slot; 11. a fixing plate; 12. a movable contact spring; 13. a movable contact; 14. a spring; 15. connecting columns; 16. connecting holes; 17. and a limiting block.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Wherein like reference numerals refer to like parts throughout.

Example 1

As shown in fig. 1-5, the utility model provides a novel anti-toppling switch, including shell 1, terminal 2, roll heavy ball 3, compression leg 9 and movable contact spring 12, the one end of shell 1 is provided with terminal 2, the inside of shell 1 is provided with roll heavy ball 3, the bottom of roll heavy ball 3 is provided with contact plate 4, the bottom of contact plate 4 is provided with hinge arm 5, the tip of hinge arm 5 is provided with screw 6, one side of screw 6 is provided with movable post 7, the bottom both sides of movable post 7 are provided with fixture block 8, the bottom of movable post 7 is provided with compression leg 9, open the upper end of compression leg 9 has draw-in groove 10, the both sides of compression leg 9 are provided with fixed plate 11, the below of compression leg 9 is provided with movable contact spring 12, the bottom both ends of movable contact spring 12 are provided with movable contact 13, the bottom center department of movable contact spring 12 is provided with spring 14.

Further, the shell 1 is composed of a left shell and a right shell, a spring 14 is arranged on one side of the left shell, a connecting column 15 is arranged at one end of the spring 14, a connecting hole 16 corresponding to the connecting column 15 is arranged on one side of the right shell, and a limiting block 17 is arranged inside the connecting hole 16.

Spring 14 respectively with spliced pole 15 and left casing threaded connection, make spliced pole 15 can carry out elastic stretch out and draw back under spring 14's effect, spliced pole 15 passes through spring 14 and left casing swing joint, peg graft through spliced pole 15 and connecting hole 16 between right side casing and the left casing, pop out spliced pole 15 through spring 14, go into the connecting hole 16 of right side casing, be connected left casing and right casing, stopper 17 is L shape or J shape, open one side of spliced pole 15 has the spacing groove that corresponds with stopper 17, improve the fastness of spliced pole 15 and right casing connection through stopper 17 and spacing groove.

The rolling heavy ball 3 is respectively movably connected with the shell 1 and the contact plate 4, the rolling heavy ball 3 rolls in the shell 1, the bottom of the contact plate 4 is provided with a plurality of groups of hinge rods 5, the groups of hinge rods 5 are movably connected through screws 6, the hinge rods 5 are connected through the screws 6, a torsion spring is arranged on the outer side of each screw 6, two ends of each torsion spring are respectively connected with the hinge rods 5 in an inserting mode, so that the hinge rods 5 are connected elastically, the groups of hinge rods 5 form an elastic telescopic arm, the contact plate 4 can elastically stretch under the action of the groups of hinge rods 5, the movable column 7 is connected with the screw 6 connected with the center of the hinge rod 5 at the bottommost, the screws 6 penetrate through the movable column 7 and are in threaded connection with the movable column 7, the upper end of the movable column 7 is connected with the hinge rods 5 through the screws 6, and the movable column 7 can move along with the movement of the hinge rods 5.

The upper end of draw-in groove 10 is the L design that appears, and fixture block 8 is fixed in the both sides of activity post 7 bottom, through fixture block 8 and draw-in groove 10 swing joint between activity post 7 and the compression leg 9, prescribes a limit to the home range of fixture block 8 through draw-in groove 10, stabilizes being connected of activity post 7 and compression leg 9 for the removal of activity post 7 can drive the compression leg 9 and remove.

The compression leg 9 runs through the fixed plate 11 and is movably connected with the movable contact spring 12, the compression leg 9 runs through the fixed plate 11, the movable contact spring 12 is moved in the fixed plate 11 and is in contact with the movable contact spring, the movable contact spring 12 is movably connected with the wiring terminal 2 through the movable contact 13, the movable contact spring 12 is in contact with the wiring terminal 2 through the movable contact 13, spring 14 is provided with spring pressure caps at two ends, the spring 14 is respectively in threaded connection with the shell 1 and the movable contact spring 12 through the spring pressure caps, and the bottom of the movable contact spring 12 is also elastically telescopic through the spring 14.

Specifically, in the using process, when the shell 1 is normal, the rolling heavy ball 3 is balanced on the contact plate 4, the contact plate 4 presses down the telescopic arm formed by the multiple groups of hinge rods 5, the hinge rods 5 are connected through the screws 6 of which the outer sides are provided with the torsion springs, so that the hinge rods 5 become elastic telescopic arms, after the hinge rods 5 are pressed down, the movable column 7 is connected with the movable column 7 through the screws 6 connected at the center of the hinge rod 5 at the bottommost part, so that the movable column 7 can be pressed down along with the hinge rods 5, the movable column 7 is connected with the clamping groove 10 at the upper end of the pressing column 9 through the clamping block 8, so that the movable column 7 is pressed down to push the pressing column 9 to be pressed down, the pressing column 9 penetrates through the fixing plate 11 to be in contact with the movable contact piece 12, the pressing column 9 penetrates through the fixing plate 11 to be pressed down to be in contact with the movable contact piece 12, the movable contact piece 12 is in contact with the binding post 2 through the movable contact point 13, and the spring 14 at the center of the movable contact piece 12 is pressed down, so that the anti-falling switch is instantly connected with the power supply and the circuit; when the shell 1 inclines or falls down, the rolling heavy ball 3 tilts and displaces along with the shell 1 under the action of gravity, the hinge rod 5 restores to the original position under the action of the torsion spring and the spring 14 due to the separation of the rolling heavy ball 3, and the movable contact 12 pops up and is disconnected instantly, so that the aim of cutting off a power supply or a circuit is fulfilled.

Shell 1 comprises left casing and right casing, makes spliced pole 15 can carry out elastic expansion under spring 14's effect, pops out spliced pole 15 through spring 14, goes into the connecting hole 16 of right casing, is connected left casing and right casing, improves the fastness of spliced pole 15 and right casing connection through stopper 17 and spacing groove, the dismouting of the shell 1 of being convenient for can set up shell 1 of different shapes and use, the practicality is better.

In summary, the present invention is an improved novel anti-tip switch based on the prior art, and therefore, the disclosed structure and function of the novel anti-tip switch of the prior art are not described.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a novel prevent empting switch, includes shell (1), terminal (2), rolling heavy ball (3), compression leg (9) and movable contact spring (12), its characterized in that, the one end of shell (1) is provided with terminal (2), the inside of shell (1) is provided with rolling heavy ball (3), the bottom of rolling heavy ball (3) is provided with contact plate (4), the bottom of contact plate (4) is provided with hinge bar (5), the tip of hinge bar (5) is provided with screw (6), one side of screw (6) is provided with movable post (7), the bottom both sides of activity post (7) are provided with fixture block (8), the bottom of activity post (7) is provided with compression leg (9), open the upper end of compression leg (9) has draw-in groove (10), the both sides of compression leg (9) are provided with fixed plate (11), the below of compression leg (9) is provided with movable contact spring (12), the bottom both ends of movable contact spring (12) are provided with contact (13), the center department of movable contact spring (12) is provided with spring (14).

2. The novel anti-toppling switch of claim 1, wherein the outer shell (1) is composed of a left shell and a right shell, a spring (14) is arranged on one side of the left shell, a connecting column (15) is arranged at one end of the spring (14), a connecting hole (16) corresponding to the connecting column (15) is arranged on one side of the right shell, and a limiting block (17) is arranged inside the connecting hole (16).

3. The novel anti-toppling switch according to claim 2, wherein the spring (14) is in threaded connection with the connecting column (15) and the left shell respectively, the connecting column (15) is movably connected with the left shell through the spring (14), the right shell and the left shell are connected through the connecting column (15) and the connecting hole (16) in an inserting mode, the limiting block (17) is L-shaped or J-shaped, and a limiting groove corresponding to the limiting block (17) is formed in one side of the connecting column (15).

4. The novel anti-toppling switch according to claim 1, wherein the rolling heavy ball (3) is movably connected with the housing (1) and the contact plate (4) respectively, a plurality of groups of hinge rods (5) are arranged at the bottom of the contact plate (4), the plurality of groups of hinge rods (5) are movably connected through screws (6), the plurality of groups of hinge rods (5) form a telescopic arm, the movable column (7) is connected with the screw (6) connected with the center of the bottommost hinge rod (5), and the screw (6) penetrates through the movable column (7) and is in threaded connection with the movable column (7).

5. The novel anti-toppling switch according to claim 1, wherein the upper end of the clamping groove (10) is designed in an L shape, the clamping block (8) is fixed on two sides of the bottom end of the movable column (7), and the movable column (7) is movably connected with the pressure column (9) through the clamping block (8) and the clamping groove (10).

6. The novel anti-toppling switch is characterized in that the compression leg (9) penetrates through the fixed plate (11) and is movably connected with the movable contact spring (12), the movable contact spring (12) is movably connected with the wiring terminal (2) through the movable contact (13), spring pressing caps are arranged at two ends of the spring (14), and the spring (14) is in threaded connection with the shell (1) and the movable contact spring (12) through the spring pressing caps respectively.