CN210296181U - Button operating mechanism of explosion-proof electrical control box - Google Patents

Abstract

The utility model discloses an explosion-proof electrical control box button operating device, including control box, base and operating button body, the base is installed at the inside top of control box, and the inside bottom of base installs electrical switch. The utility model discloses install operating button body and rotating tube, and have the mechanism that shelters from that baffle and second reset spring constitute at rotating tube internally mounted, button operating mechanism wholly receives operating button body protection, and can prevent that external dust and liquid etc. from entering into inside the rotating tube through the baffle, can protect the inside electronic component of this explosion-proof electrical control box button operating mechanism, the user is when pressing the ejector pad, the finger stretches into in the rotating tube, second reset spring's elastic action makes the baffle hug closely the user finger, press down the in-process, the inside static that produces of rotating tube can not contact with the external world, also can play good explosion-proof effect.

Description

Button operating mechanism of explosion-proof electrical control box

Technical Field

The utility model relates to an explosion-proof electrical control box technical field specifically is an explosion-proof electrical control box button operating device.

Background

The whole explosion-proof electrical control box generally adopts a composite structure formed by combining an explosion-proof shell and an increased safety shell, the components arranged in the shell can be provided with explosion-proof buttons, explosion-proof components, explosion-proof signal lamps, explosion-proof conversion switches, explosion-proof instruments and other explosion-proof components and common electrical components such as alternating current contactors, thermal relays, temperature controllers and various functional modules, the explosion-proof electrical control box is suitable for inflammable and explosive occasions (industries such as coal mines, chemical engineering, petroleum, electric power and the like), the safety coefficient is high, the operation function is strong, the performance is stable and the like, most of the existing explosion-proof electrical control boxes are simple in structure, most of the button operation parts are exposed outside, so that external dust and liquid can easily enter the control box through the button operation mechanism, when the buttons are pressed, the buttons are exposed outside and can easily generate static electricity in the pressing process, the potential safety hazard is great, meanwhile, the button operation mechanism of, the user easily causes misoperation because the button is bumped to the mistake to cause unpredictable consequence, consequently, this practicality provides an explosion-proof electrical control box button operating device is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an explosion-proof electrical control box button operating device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: an explosion-proof electric control box button operating mechanism comprises a control box, a base and an operating button body, wherein the base is installed at the top inside the control box, an electric switch is installed at the bottom inside the base, the operating button body is installed at the position, right opposite to the base, of the top of the control box, a mounting groove is formed in the top of the operating button body, a bearing is installed inside the mounting groove, a rotating pipe is installed inside the bearing, sliding grooves are formed in the bottoms of two sides inside the operating button body, a limiting block is installed on each sliding groove through a sliding block, clamping grooves are formed in the outer side of the limiting block, first reset springs are installed on two sides of the bottom inside the operating button body, one end, far away from the operating button body, of each first reset spring is connected with the limiting block, a U-shaped plate is installed at the bottom of the limiting block, and a push rod is installed, the push rod passes through the control box and extends to the inside of base, and the bottom of push rod is installed the push pedal.

Preferably, the sleeve pipe is all installed to the both sides of rotating tube bottom, third reset spring is all installed at the inside top of sleeve pipe, and the connecting rod is installed to third reset spring's bottom, the plectane is installed to the bottom of connecting rod, the intermediate position department at plectane top installs and extends to the inside dead lever of rotating tube, and the ejector pad is installed at the top of dead lever.

Preferably, the tops of the two sides in the rotating pipe are hinged with baffles, the rotating pipe below the baffles is provided with a second return spring, and one end, away from the rotating pipe, of the second return spring is connected with the baffles.

Preferably, the lantern ring is installed to the outside of rotating tube, and the outside of lantern ring evenly is provided with anti-skidding lug.

Preferably, the top of the push block is provided with a finger groove.

Preferably, an insulating layer is arranged on the outer side of the push plate.

Compared with the prior art, the beneficial effects of the utility model are that: the button operating mechanism of the explosion-proof electric control box is provided with an operating button body and a rotating pipe, a shielding mechanism consisting of a baffle and a second reset spring is arranged in the rotating pipe, the whole button operating mechanism is protected by the operating button body, and external dust, liquid and the like can be prevented from entering the rotating pipe through the baffle, electronic elements in the button operating mechanism of the explosion-proof electric control box can be protected, when a user presses a push block, a finger extends into the rotating pipe, the baffle is tightly attached to the finger of the user under the elastic action of the second reset spring, static electricity generated in the rotating pipe can not contact with the outside during the pressing process, and a good explosion-proof effect can be achieved, meanwhile, the button operating mechanism of the explosion-proof electric control box is provided with a bearing, a limiting block, a clamping block and a circular plate, and the limiting block is provided with a clamping groove which is matched with the clamping block, when the fixture block is not clamped inside the clamping groove, a user can touch the push block by mistake, the push plate can not be contacted with the electrical switch, a good anti-misoperation effect is achieved, and therefore unpredictable consequences caused by misoperation due to the fact that the user touches the button by mistake can be avoided.

Drawings

Fig. 1 is a schematic front sectional view of the present invention;

fig. 2 is a schematic front view of the present invention;

fig. 3 is a schematic view of a partial structure of the present invention.

In the figure: 1. a control box; 2. a base; 3. pushing the plate; 4. a first return spring; 5. a chute; 6. a bearing; 7. a limiting block; 8. a clamping block; 9. a card slot; 10. a sleeve; 11. operating the button body; 12. rotating the tube; 13. a collar; 14. a baffle plate; 15. a second return spring; 16. a push block; 17. mounting grooves; 18. fixing the rod; 19. a third return spring; 20. a connecting rod; 21. a circular plate; 22. a U-shaped plate; 23. a push rod; 24. an electrical switch.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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. 1-3, the present invention provides an embodiment: an explosion-proof electric control box button operating mechanism comprises a control box 1, a base 2 and an operating button body 11, wherein the base 2 is installed at the top inside the control box 1, an electric switch 24 is installed at the bottom inside the base 2, the operating button body 11 is installed at the position, right opposite to the base 2, of the top of the control box 1, an installation groove 17 is formed in the top of the operating button body 11, a bearing 6 is installed inside the installation groove 17, a rotating pipe 12 is installed inside the bearing 6, sliding grooves 5 are formed in the bottoms of two sides inside the operating button body 11, limiting blocks 7 are installed on the sliding grooves 5 through sliding blocks, clamping grooves 9 are formed in the outer sides of the limiting blocks 7, first reset springs 4 are installed on two sides of the bottom inside the operating button body 11, one ends, far away from the operating button body 11, of the first reset springs 4 are connected with the limiting blocks 7, and U-shaped plates, and a push rod 23 is arranged in the middle of the bottom of the U-shaped plate 22, the push rod 23 penetrates through the control box 1 and extends to the inside of the base 2, and the push plate 3 is arranged at the bottom of the push rod 23.

In this implementation;

further, sleeve pipe 10 is all installed to the both sides of rotating-tube 12 bottom, third reset spring 19 is all installed at the inside top of sleeve pipe 10, and connecting rod 20 is installed to third reset spring 19's bottom, plectane 21 is installed to the bottom of connecting rod 20, the intermediate position department at plectane 21 top installs the dead lever 18 that extends to rotating-tube 12 inside, and ejector pad 16 is installed at the top of dead lever 18, when fixture block 8 is not blocked in draw-in groove 9 inside, user's finger mistake is met ejector pad 16, also can not make push pedal 3 and electric switch 24 contact, good mistake of preventing bumps the effect, thereby can avoid the user to cause misoperation because the mistake bumps the button and causes unpredictable consequence.

Further, the top of the inside both sides of rotating tube 12 all articulates there is baffle 14, all install second reset spring 15 on the rotating tube 12 of baffle 14 below, and the one end that second reset spring 15 kept away from rotating tube 12 all is connected with baffle 14, can prevent that external dust and liquid etc. from entering into inside rotating tube 12 through baffle 14, can protect the inside electronic component of this explosion-proof electrical control box button operating mechanism, the user is when pressing ejector pad 16, the finger stretches into in rotating tube 12, the elastic action of second reset spring 15 makes baffle 14 hug closely the user finger, press the in-process, the inside static that produces of rotating tube 12 can not contact with the external world, also can play good explosion-proof effect.

Further, a lantern ring 13 is installed on the outer side of the rotating pipe 12, and anti-skid bumps are evenly arranged on the outer side of the lantern ring 13, so that a user can rotate the rotating pipe 12 through the lantern ring 13.

Furthermore, a finger groove is formed in the top of the push block 16, so that the fingers of a user can be prevented from sliding in the process of pressing the push block 16.

Furthermore, an insulating layer is arranged on the outer side of the push plate 3, so that the electric switch 24 can be prevented from electric leakage.

The working principle is as follows: when the device is used, the baffle plate 14 is shielded at the position of the pipe orifice of the rotating pipe 12, so that external dust and liquid can be prevented from entering the rotating pipe 12, when a user needs to start the electric switch 24, the rotating pipe 12 can be rotated clockwise through the lantern ring 13, the rotating pipe 12 rotates at the inner side of the bearing 6 and drives the circular plate 21 at the bottom of the rotating pipe to rotate, when the fixture block 8 on the circular plate 21 rotates to the inside of the clamping groove 9 and is attached to the inner side of the clamping groove 9, the fixture block 8 cannot rotate continuously, at the moment, the user can push the push block 16, the user can determine whether the push block 16 needs to be pressed in the process of rotating the rotating pipe 12, so that reconfirmation is facilitated, misoperation is reduced, when the push block 16 is pressed, the user stretches fingers into the rotating pipe 12 and pushes the baffle plate 14, the baffle plate 14 is forced to rotate inwards by taking the hinged position of the baffle plate 14, the elastic action of the second return spring 15 makes the baffle 14 cling to the outer side of the finger of the user, so that the inside of the rotating tube 12 keeps sealed as much as possible, and the static electricity generated in the pressing process is prevented from contacting the outside, the user pushes the push block 16 downwards, the push block 16 pushes the circular plate 21 downwards through the fixing rod 18, the circular plate 21 pushes the limit block 7 downwards through the fixture block 8, so that the limit block 7 is forced to slide downwards on the chute 5, at this time, the connecting rod 20 stretches the third return spring 19, the limit block 7 compresses the first return spring 4 downwards, the limit block 7 drives the push rod 23 to move downwards through the U-shaped plate 22 at the bottom of the limit block 7 while sliding downwards, when the push plate 3 at the bottom of the push rod 23 contacts the electrical switch 24, the process of starting the electrical switch 24 can be completed, the user finishes the process of pressing the button, takes out the finger from the rotating tube 12, the elastic action of the second return, at this moment, the elastic action of first reset spring 4 makes it promote stopper 7 and slide on spout 5 and reset, the elastic action of third reset spring 19 makes it restore to the throne through connecting rod 20 pulling plectane 21, the user can rotate lantern ring 13 counterclockwise, drive rotating tube 12 anticlockwise rotation through lantern ring 13, rotate fixture block 8 from draw-in groove 9 is inside, make this explosion-proof electrical control box button operating device when not using, even user's finger mistake is pressed ejector pad 16, plectane 21 also does not contact and promotes U template 22, thereby can prevent that push pedal 3 from contacting with electrical switch 24, avoid the mistake to start electrical switch 24, have good mistake and bump the effect.

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 or portions thereof without departing from the spirit and scope of the invention.

Claims (6)

1. The utility model provides an explosion-proof electrical control box button operating device, includes control box (1), base (2) and operating button body (11), its characterized in that: the control box is characterized in that a base (2) is installed at the top inside the control box (1), an electric switch (24) is installed at the bottom inside the base (2), an operating button body (11) is installed at the position of the base (2) just at the top of the control box (1), a mounting groove (17) is formed in the top of the operating button body (11), a bearing (6) is installed inside the mounting groove (17), a rotating pipe (12) is installed inside the bearing (6), sliding grooves (5) are formed in the bottoms of two sides inside the operating button body (11), limiting blocks (7) are installed on the sliding grooves (5) through sliding blocks, clamping grooves (9) are formed in the outer sides of the limiting blocks (7), first reset springs (4) are installed on two sides of the bottom inside the operating button body (11), and one ends of the operating button body (11) are far away from the first reset springs (4), all be connected with stopper (7), U template (22) are installed to the bottom of stopper (7), and the intermediate position department of U template (22) bottom installs push rod (23), push rod (23) pass control box (1) and extend to the inside of base (2), and push pedal (3) are installed to the bottom of push rod (23).

2. The button operating mechanism of an explosion-proof electrical control box according to claim 1, characterized in that: sleeve pipe (10) are all installed to the both sides of rotating tube (12) bottom, third reset spring (19) are all installed at the inside top of sleeve pipe (10), and connecting rod (20) are installed to the bottom of third reset spring (19), plectane (21) are installed to the bottom of connecting rod (20), the intermediate position department at plectane (21) top installs and extends to rotating tube (12) inside dead lever (18), and ejector pad (16) are installed at the top of dead lever (18).

3. The button operating mechanism of an explosion-proof electrical control box according to claim 1, characterized in that: the top of the inside both sides of rotating tube (12) all articulates there is baffle (14), all install second reset spring (15) on rotating tube (12) of baffle (14) below, and second reset spring (15) keep away from the one end of rotating tube (12) and all are connected with baffle (14).

4. The button operating mechanism of an explosion-proof electrical control box according to claim 1, characterized in that: the outer side of the rotating pipe (12) is provided with a lantern ring (13), and the outer side of the lantern ring (13) is uniformly provided with anti-skid lugs.

5. An explosion-proof electrical control box button operating mechanism as defined in claim 2, wherein: the top of the push block (16) is provided with a finger groove.

6. The button operating mechanism of an explosion-proof electrical control box according to claim 1, characterized in that: and an insulating layer is arranged on the outer side of the push plate (3).

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