CN218513809U

CN218513809U - Control box safety switch based on Hall principle

Info

Publication number: CN218513809U
Application number: CN202222867238.7U
Authority: CN
Inventors: 李文卫
Original assignee: Shanghai Wanli Electronic Technology Co ltd
Current assignee: Shanghai Wanli Electronic Technology Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-02-21
Anticipated expiration: 2032-10-31

Abstract

The utility model belongs to the technical field of the safety switch, especially, be a control box safety switch based on hall principle, including mounting panel and seal box, mounting panel fixed connection is at the front end of seal box, and the preceding table wall of mounting panel installs shift knob, and the bottom fixedly connected with wiring piece of seal box, the mounting hole has been seted up to the preceding table wall of mounting panel, and the inside of mounting panel is provided with fixed mounting mechanism, and the bottom of wiring piece is connected with fixed establishment, and shift knob's outside just is located the preceding table wall of mounting panel and installs the frame. The utility model discloses a set up fixed mounting mechanism, can reach the fastness after having strengthened the safety switch installation, prevented that the installation is not hard up and lead to the phenomenon that safety switch dropped, simultaneously, also solved current adoption screw revolve twist to twist fixedly cause if carelessly appear the smooth silk and lead to pulling down the problem of revolving soon again, make it reduce installation procedure, reduce installation time.

Description

Control box safety switch based on Hall principle

Technical Field

The utility model relates to a safety switch technical field specifically is a control box safety switch based on hall principle.

Background

The control box is mainly used in the occasions of controlling fire water pumps, controlling fans, controlling lighting and power distribution of power systems with 50HZ and voltage below 500V, is mainly used in factories, mines, enterprises, markets, hotels, schools, airports, ports, hospitals, high-rise buildings, living quarters and the like, has an indispensable safety switch for ensuring the normal use of the control box, is a switch which can prevent people from entering dangerous areas before all safety conditions are met, and has various types, such as a bolt switch, a safety magnetic switch, a safety door lock switch, a safety pull switch, an emergency stop button, a hinge interlocking switch, a safety enable switch, a safety limit switch, an explosion-proof switch and the like.

The prior art has the following problems:

1. in order to ensure the firmness of the installed safety switch, the existing safety switch is fixed by screwing with screws, so that if sliding occurs carelessly, the safety switch is easy to detach and re-screw, and the installation process and the installation time are increased;

2. the connector department of current safety switch does not set up stop gear, inserts connector department back at the connector of connecting wire, if carelessly pull the connecting wire, pulls the power and easily leads to the connector to extract the connector, easily leads to safety switch operation interrupt, can't guarantee safety switch's normal use, has reduced safety switch's result of use.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a control box safety switch based on hall principle has solved and has had the fastness after in order to ensure its installation now, adopts the screw to revolve wrong fixedly, causes if carelessly appearing smooth silk, easily leads to needing to pull down to revolve wrong again to and insert the connector department back at the connector of connecting wire, if carelessly pull the connecting wire, pull the power and easily lead to the connector to extract the connector, easily lead to the problem of safety switch operation interrupt.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a control box safety switch based on hall principle, includes mounting panel and seal box, mounting panel fixed connection is at the front end of seal box, and the preceding table wall of mounting panel installs shift knob, the bottom fixedly connected with terminal block of seal box, the mounting hole has been seted up to the preceding table wall of mounting panel, and the inside of mounting panel is provided with fixed mounting mechanism, the bottom of terminal block is connected with fixed establishment, shift knob's outside just is located the preceding table wall of mounting panel and installs the frame, the inside of frame just is located shift knob's preceding table wall sliding connection has transparent protection casing.

As a preferred technical scheme of the utility model, fixed mounting mechanism is including seting up at the inside caulking groove of mounting panel, the internally mounted of caulking groove has first pressure spring, the free end of first pressure spring is connected with the connecting plate, the one end that first pressure spring was kept away from to the connecting plate is connected with the fixture block, one side of first pressure spring and the one end that is located the connecting plate are connected with the body of rod, the rod groove has been seted up to the outside of the body of rod and the inner wall that is located the mounting panel, and the one end that the connecting plate was kept away from to the body of rod is connected with the arm-tie.

As a preferred technical scheme of the utility model, fixed establishment includes the draw-in groove, the inside of draw-in groove is provided with the fixed plate, the wire casing has been seted up to the lateral wall of fixed plate, the inside wall of draw-in groove is seted up flutedly, the internally mounted of recess has the second pressure spring, the free end of second pressure spring is connected with the fixed plate.

As a preferred technical scheme of the utility model, the bilateral symmetry of fixed plate is connected with the slider, the outside of slider and the inside wall that is located the draw-in groove have seted up the spout.

As a preferred technical scheme of the utility model, the exterior wall bilateral symmetry of transparent protection casing has the movable block, the inside wall that the outside of movable block just is located the frame has seted up the shifting chute, the internally mounted of shifting chute has the spring, the free end of spring is connected with the movable block.

Compared with the prior art, the utility model provides a control box safety switch based on hall principle possesses following beneficial effect:

1. this kind of control box safety switch based on hall principle, through setting up fixed mounting mechanism, after in the installation piece card of reservation goes into the mounting hole, utilize the elasticity of first pressure spring after that, make the fixture block card go into the piece inslot that the installation piece was reserved, fastness after the safety switch installation can be strengthened, prevented that the installation is not hard up and lead to the phenomenon that safety switch dropped, and simultaneously, also solved current adoption screw and twisted soon to twist fixedly and cause if carelessly appear smooth silk and lead to pulling down the problem of twisting again, make it reduce the installation procedure, reduce the installation time, in addition, hold the arm-tie and pulling, make its body of rod drive the fixture block and shift backward, can realize the dismantlement to safety switch fast, and easy operation is convenient, the convenience of this safety switch has been improved.

2. This kind of control box safety switch based on hall principle, through setting up fixed establishment, after the connecting wire is connected with the terminal block, utilize the elasticity of second pressure spring, make two fixed blocks be close to each other, can effectually play the fixed effect that stops, the problem of inadvertently dragging the connecting wire and causing the junction not hard up and lead to safety switch operation interruption has been prevented, safety switch's normal use has been guaranteed, in addition, when the fixed block removes, the slider slides in the spout, can make the fixed plate be the parallel form of straight line and remove, furthermore, the user presses down the fixed plate, make the shrink of second pressure spring atress, the interval between two fixed blocks has been increased, can pull out the connector, and the operation is simple and convenient, safety switch's result of use has been improved.

Drawings

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

FIG. 2 is an enlarged view of the fixing and mounting mechanism of the present invention;

FIG. 3 is a schematic view of the fixing mechanism of the present invention;

fig. 4 is a perspective view of the present invention.

In the figure: 1. mounting a plate; 2. a sealing box; 3. a switch button; 4. a junction block; 5. mounting holes; 6. a fixed mounting mechanism; 61. caulking grooves; 62. a first pressure spring; 63. a connecting plate; 64. a clamping block; 65. a rod body; 66. a rod groove; 67. pulling a plate; 7. a fixing mechanism; 71. a card slot; 72. a fixing plate; 73. a wire slot; 74. a groove; 75. a second pressure spring; 76. a slider; 77. a chute; 8. an outer frame; 9. a transparent protective cover; 10. a moving block; 11. a moving groove; 12. a spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, in this embodiment: the utility model provides a control box safety switch based on hall principle, including mounting panel 1 and

seal box

2, 1 fixed connection of mounting panel is at the front end of seal box 2, mounting panel 1 is used for safety switch's installation, seal box 2 is used for placing various components, and mounting panel 1's preceding table wall installs shift knob 3, when safety switch internal fault, can press shift knob and force to close, seal box 2's bottom fixedly connected with terminal block 4, mounting hole 5 has been seted up to mounting panel 1's preceding table wall, and mounting panel 1's inside is provided with fixed mounting mechanism 6, the bottom of terminal block 4 is connected with fixed establishment 7, shift knob 3's outside and the preceding table wall that is located mounting panel 1 install frame 8, the inside of frame 8 and the preceding table wall sliding connection who is located shift knob 3 have transparent protection casing 9, transparent protection casing 9 plays the effect of protection to shift knob 3.

In this embodiment, the fixed mounting mechanism 6 includes an insertion groove 61 formed in the mounting plate 1, a first pressure spring 62 is mounted in the insertion groove 61, a connection plate 63 is connected to a free end of the first pressure spring 62, a fixture block 64 is connected to an end of the connection plate 63 away from the first pressure spring 62, a rod 65 is connected to an end of the first pressure spring 62 and located at the connection plate 63, a rod groove 66 is formed in an outer portion of the rod 65 and located at an inner wall of the mounting plate 1, and a pull plate 67 is connected to an end of the rod 65 away from the connection plate 63, so that firmness of the mounted safety switch can be enhanced, a phenomenon that the safety switch falls off due to loose mounting is prevented, and meanwhile, a problem that the existing screw is screwed and fixed by screwing to cause a sliding wire to occur carelessly and to cause the safety switch to be dismounted and screwed again is solved; the fixing mechanism 7 comprises a clamping groove 71, a fixing plate 72 is arranged in the clamping groove 71, a wire groove 73 is formed in the side wall of the fixing plate 72, a groove 74 is formed in the inner side wall of the clamping groove 71, a second pressure spring 75 is arranged in the groove 74, the free end of the second pressure spring 75 is connected with the fixing plate 72, the two fixing plates 72 are close to each other by means of the elasticity of the second pressure spring 75, the fixing and blocking effects can be effectively achieved, the problem that the safety switch is interrupted due to the fact that the connecting line is loosened due to the fact that the connecting line is inadvertently pulled is solved, and normal use of the safety switch is guaranteed; the two sides of the fixed plate 72 are symmetrically connected with sliding blocks 76, sliding grooves 77 are formed in the outer portions of the sliding blocks 76 and located on the inner side walls of the clamping grooves 71, and the sliding blocks 76 slide in the sliding grooves 77 to enable the fixed plate 72 to move linearly and parallelly; the two sides of the outer surface wall of the transparent protective cover 9 are symmetrically connected with moving blocks 10, moving grooves 11 are formed in the outer portion of the moving blocks 10 and the inner side wall of the outer frame 8, springs 12 are installed inside the moving grooves 11, the free ends of the springs 12 are connected with the moving blocks 10, through the matching of the moving blocks 10 and the moving grooves 11, the transparent protective cover 9 can be moved, and then the switch button 3 can be pressed under the condition that the transparent protective cover 9 is not taken down; the magnetic element and the Hall element (not shown) are arranged in the sealing box 2, when the Hall element and the magnetic element are close to each other, the Hall element can sense through the magnetic element, and the Hall element has the advantages of no contact and long service life.

The utility model discloses a theory of operation and use flow: in use, after the reserved mounting block is clamped into the mounting hole 5, the elasticity of the first pressure spring 62 is utilized, the clamping block 64 is clamped into the block groove reserved in the mounting block, the firmness after the safety switch is mounted can be enhanced, the phenomenon that the safety switch drops due to loose mounting is prevented, meanwhile, the problem that the safety switch needs to be detached and screwed again due to the fact that sliding threads occur carelessly due to the fact that the existing screw screwing fixation is adopted is solved, in addition, after the connecting wire is connected with the wiring block 4, the two fixing plates 72 are close to each other due to the elasticity of the second pressure spring 75, the fixing and blocking effect can be effectively achieved, the problem that the connecting wire is inadvertently pulled to cause the looseness of the connecting part and the running of the safety switch is interrupted is prevented, the normal use of the safety switch is guaranteed, in addition, when the fixing plate 72 moves, the sliding block 76 slides in the sliding groove 77, the fixing plate 72 can move in a straight-line parallel mode, in addition, a user presses the fixing plate 72, the second pressure spring 75 is enabled to shrink under stress, the distance between the two fixing plates 72 is increased, and the connector can be pulled out.

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 control box safety switch based on hall principle, includes mounting panel (1) and seal box (2), its characterized in that: mounting panel (1) fixed connection is at the front end of seal box (2), and the preceding table wall of mounting panel (1) installs shift knob (3), the bottom fixedly connected with terminal block (4) of seal box (2), mounting hole (5) have been seted up to the preceding table wall of mounting panel (1), and the inside of mounting panel (1) is provided with fixed mounting mechanism (6), the bottom of terminal block (4) is connected with fixed establishment (7), frame (8) are installed to the outside of shift knob (3) and the preceding table wall that is located mounting panel (1), the inside of frame (8) just is located the preceding table wall sliding connection of shift knob (3) and has transparent protection casing (9).

2. The hall-principle-based control box safety switch of claim 1, wherein: fixed installation mechanism (6) are including offering caulking groove (61) inside mounting panel (1), the internally mounted of caulking groove (61) has first pressure spring (62), the free end of first pressure spring (62) is connected with connecting plate (63), the one end that first pressure spring (62) were kept away from in connecting plate (63) is connected with fixture block (64), the one end that one side of first pressure spring (62) just was located connecting plate (63) is connected with the body of rod (65), the rod groove (66) has been seted up to the inside wall that the outside of the body of rod (65) just was located mounting panel (1), and the one end that connecting plate (63) were kept away from in the body of rod (65) is connected with arm-tie (67).

3. The hall-principle-based control box safety switch of claim 1, wherein: the fixing mechanism (7) comprises a clamping groove (71), a fixing plate (72) is arranged inside the clamping groove (71), a wire groove (73) is formed in the side wall of the fixing plate (72), a groove (74) is formed in the inner side wall of the clamping groove (71), a second pressure spring (75) is arranged inside the groove (74), and the free end of the second pressure spring (75) is connected with the fixing plate (72).

4. The hall-principle-based control box safety switch of claim 3, wherein: the both sides symmetry of fixed plate (72) is connected with slider (76), spout (77) have been seted up to the outside of slider (76) and the inside wall that is located draw-in groove (71).

5. The hall-principle-based control box safety switch of claim 1, wherein: the transparent protective cover is characterized in that moving blocks (10) are symmetrically connected to two sides of the outer surface wall of the transparent protective cover (9), moving grooves (11) are formed in the outer portions of the moving blocks (10) and the inner side wall of the outer frame (8), springs (12) are arranged inside the moving grooves (11), and the free ends of the springs (12) are connected with the moving blocks (10).