CN211555825U

CN211555825U - Magnetic starter convenient to installation

Info

Publication number: CN211555825U
Application number: CN202020648376.4U
Authority: CN
Inventors: 陈钞
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-25
Filing date: 2020-04-25
Publication date: 2020-09-22
Anticipated expiration: 2030-04-25

Abstract

The utility model relates to a magnetic starter convenient for installation, a contactor and a relay are arranged in a box body, the box body comprises a bottom box and a box cover, a mounting hole and a time controller are arranged on the box cover, the bottom of the time controller is embedded in the mounting hole, a button group, an indicator lamp group and a display screen are arranged at the top of the time controller, the contactor and the relay are mutually electrically connected, the time of the coil of an AC contactor being electrified or deenergized is set through the time controller, an armature drives the contact group to be closed or disconnected, further the power of an electric appliance is switched on or switched off, meanwhile, the relay is used for overload protection through auxiliary contact self-locking or unlocking, after the time controller is inserted into the mounting hole, the box cover is tightly propped through the top of an elastic clamping piece, thereby forming rapid fixed installation, a through hole is passed through a lug, meanwhile, the limiting blocks tightly push against the round holes, so that the bottom box and the box cover are quickly assembled.

Description

Magnetic starter convenient to installation

Technical Field

The utility model belongs to the technical field of the starter technique and specifically relates to a magnetic starter convenient to installation.

Background

Present magnetic starter only starts the button with stop, and the function is single, can only control and open or close, does not have the time control function, and the practicality is poor, and application scope is little, and the installation or the renewal part of being not convenient for, and packaging efficiency is low.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a magnetic starter which is convenient to install and has the time control function.

The utility model discloses the technical scheme who adopts does:

the utility model provides a magnetic starter convenient to installation, includes the box body, is equipped with contactor and relay in the box body, and the box body includes end box and lid, is equipped with mounting hole and time controller on the lid, and the bottom of time controller inlays in the mounting hole, and its top is equipped with button group, pilot lamp group and display screen, and the time controller passes through electric connection with contactor and relay respectively, and contactor and relay pass through electric connection.

Preferably, the display screen is a time display screen, the indicating lamp group comprises a power lamp, a signal lamp and an operating lamp, and the button group comprises a start button, a stop button, a confirm button and a set button.

Preferably, grooves are symmetrically formed in two sides of the time controller, elastic clamping pieces are arranged in the grooves, arc faces are arranged on the outer sides of the elastic clamping pieces, the tops of the elastic clamping pieces are arranged in a step shape, and one side, close to the arc faces, of the elastic clamping pieces faces downwards.

Preferably, the elastic clamping piece is made of plastic.

Preferably, one side of the bottom box is provided with a convex block, the other side of the bottom box is provided with a threaded hole, one side of the box cover is provided with a through hole which corresponds to the convex block, the other side of the box cover is provided with a round hole which corresponds to the threaded hole, one side of the round hole is movably connected with a threaded rod, and the threaded rod is in threaded connection with the threaded hole.

As preferred, the diameter of round hole is greater than the diameter of screw hole, and the one end of threaded rod is connected with the stopper, and the stopper is laminated with the inboard activity of round hole, and the stopper is kept away from one side of threaded rod and is connected with the turn-knob.

Preferably, the outer side of the knob is provided with anti-skid lines.

As preferred, contactor and relay all are fixed in on the end box, and the bilateral symmetry of end box is equipped with a plurality of wiring hole, and the downthehole dustproof stopper that is equipped with of wiring.

Preferably, the material of the dust plug is rubber.

Preferably, the contactor is an ac contactor and the relay is a thermal overload relay.

The beneficial effects of the utility model reside in that:

this magnetic starter convenient to installation sets for ac contactor's coil through time controller and gets the time of electricity or losing the electricity, make armature drive contact group closure or disconnection, and then switch on with electrical apparatus power or cut off with electrical apparatus power, simultaneously through auxiliary contact auto-lock or unblock, be used for overload protection through the relay, after time controller inserts the mounting hole, top through elasticity fastener tightly the lid, and then form quick fixed mounting, pass the through-hole through the lug, and the threaded rod passes behind the round hole with screw hole threaded connection, make stopper top tight round hole simultaneously, and then form the rapid Assembly of end box and lid.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the present invention.

Fig. 3 is a schematic view of the connection of a threaded rod.

Fig. 4 is a schematic connection diagram of the limiting block.

Fig. 5 is a schematic structural diagram of the elastic card element.

In the figure: 1. a box body; 2. a contactor; 3. a relay; 4. a bottom case; 5. a box cover; 6. mounting holes; 7. a time controller; 8. a button group; 9. an indicator light set; 10. a display screen; 11. a groove; 12. the elastic clamping piece; 13. a cambered surface; 14. a bump; 15. a threaded hole; 16. a through hole; 17. a circular hole; 18. a threaded rod; 19. a limiting block; 20. turning; 21. anti-skid lines; 22. a wiring hole; 23. and (4) a dust plug.

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. 1-5, the present invention provides a technical solution: the utility model provides a magnetic starter convenient to installation, includes box body 1, its characterized in that: be equipped with contactor 2 and relay 3 in the box body 1, box body 1 includes end box 4 and lid 5, is equipped with mounting hole 6 and time controller 7 on the lid 5, and the bottom of time controller 7 inlays in mounting hole 6, and its top is equipped with button group 8, pilot lamp group 9 and display screen 10, and time controller 7 passes through electric connection with contactor 2 and relay 3 respectively, and contactor 2 passes through electric connection with relay 3.

In order to facilitate observation and control of workers, in this embodiment, preferably, the display screen 10 is a time display screen, the indicator light group 9 includes a power lamp, a signal lamp and an operation lamp, and the button group 8 includes a start button, a stop button, a determination button and a setting button, so as to conveniently set time, and further realize functions such as delay control and timing control.

In order to facilitate the installation and fixation of the time controller 7 and to enable the time controller to be installed stably, in this embodiment, it is preferable that the time controller 7 is symmetrically provided with grooves 11 at both sides, elastic clips 12 are arranged in the grooves 11, an arc surface 13 is arranged at the outer side of the elastic clips 12, and the top of the elastic clips 12 is arranged in a step shape, and one side close to the arc surface 13 is downward.

In order to make the elastic clip 12 have a certain resilience and rigidity, in this embodiment, preferably, the material of the elastic clip 12 is plastic, and the elastic clip 12 may be made of polyoxymethylene plastic.

In order to facilitate the rapid assembly of the bottom case 4 and the case cover 5, in this embodiment, preferably, one side of the bottom case 4 is provided with a protrusion 14, the other side is provided with a threaded hole 15, one side of the case cover 5 is provided with a through hole 16 corresponding to the protrusion 14, the other side is provided with a round hole 17 corresponding to the threaded hole 15, one side of the round hole 17 is movably connected with a threaded rod 18, and the threaded rod 18 is in threaded connection with the threaded hole 15.

In order to make the installation of end box 4 and lid 5 more firm, in this embodiment, preferably, the diameter of round hole 17 is greater than the diameter of screw hole 15, and the one end of threaded rod 18 is connected with stopper 19, and stopper 19 is laminated with the inboard activity of round hole 17, and one side that stopper 19 kept away from threaded rod 18 is connected with knob 20.

In order to facilitate the locking of the threaded rod 18 and further improve the stability, in the present embodiment, it is preferable that the knob 20 is provided with an anti-slip thread 21 on the outer side.

In order to facilitate connection with an electrical appliance and improve the dustproof performance of the electrical appliance, in the embodiment, preferably, the contactor 2 and the relay 3 are both fixed on the bottom box 4, a plurality of wiring holes 22 are symmetrically formed in two sides of the bottom box 4, and dustproof plugs 23 are arranged in the wiring holes 22.

In order to further improve the dustproof performance and the safety, in this embodiment, the material of the dustproof plug 23 is preferably rubber.

In order to facilitate wiring and ensure reliable attraction, in the embodiment, it is preferable that the contactor 2 is an ac contactor, and the relay 3 is a thermal overload relay, so as to prevent overheating and burning of the coil due to overload of the motor current.

The utility model discloses a theory of operation and use flow: the time of the coil of the contactor 2 getting electricity or losing electricity is set through the time controller 7, so that the armature drives the contact group to be closed or opened, further switching on or switching off the power supply of the electric appliance, and simultaneously self-locking or unlocking through the auxiliary contact, the relay 3 is used for overload protection, the elastic clamping piece 12 is pressed into the groove 11 through elasticity, so that the time controller 7 can be inserted into the mounting hole 6, the cambered surface 13 can improve the insertion smoothness and prevent the locking, then the top of the elastic clamping piece 12 is tightly propped against the box cover 5 through the elastic reset of the elastic clamping piece 12, thereby forming quick fixed installation, the top of the elastic clamping piece 12 is arranged in a step shape, so that the box cover is suitable for box covers 5 with different wall thicknesses, the application range is improved, the lug 14 passes through the through hole 16, and the threaded rod 18 passes through the round hole 17 and then is in threaded connection with the threaded hole 15, meanwhile, the limiting block 19 is tightly pressed against the round hole 17, so that the bottom box 4 and the box cover 5 are quickly assembled.

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 magnetic starter convenient to installation, includes box body (1), its characterized in that: be equipped with contactor (2) and relay (3) in box body (1), box body (1) is including end box (4) and lid (5), be equipped with mounting hole (6) and time controller (7) on lid (5), the bottom of time controller (7) inlays in mounting hole (6), and its top is equipped with button group (8), pilot lamp group (9) and display screen (10), time controller (7) pass through electric connection with contactor (2) and relay (3) respectively, contactor (2) and relay (3) are through electric connection.

2. An easy to install magnetic actuator as claimed in claim 1, wherein: the display screen (10) is a time display screen, the indicator light group (9) comprises a power supply light, a signal light and an operation light, and the button group (8) comprises a start button, a stop button, a confirm button and a set button.

3. An easy to install magnetic actuator as claimed in claim 1, wherein: the time controller is characterized in that grooves (11) are symmetrically formed in two sides of the time controller (7), elastic clamping pieces (12) are arranged in the grooves (11), arc surfaces (13) are arranged on the outer sides of the elastic clamping pieces (12), the tops of the elastic clamping pieces (12) are arranged in a step shape, and one side, close to the arc surfaces (13), faces downwards.

4. A magnetic actuator for facilitating installation according to claim 3, wherein: the elastic clamping piece (12) is made of plastic.

5. An easy to install magnetic actuator as claimed in claim 1, wherein: one side of end box (4) is equipped with lug (14), and the opposite side is equipped with screw hole (15), one side of lid (5) is equipped with through-hole (16) that correspond the setting with lug (14), and the opposite side is equipped with round hole (17) that correspond the setting with screw hole (15), one side swing joint of round hole (17) has threaded rod (18), threaded rod (18) pass through threaded connection with screw hole (15).

6. An easy to install magnetic actuator as claimed in claim 5, wherein: the diameter of round hole (17) is greater than the diameter of screw hole (15), the one end of threaded rod (18) is connected with stopper (19), stopper (19) and the inboard activity laminating of round hole (17), one side that threaded rod (18) were kept away from in stopper (19) is connected with knob (20).

7. An easy to install magnetic actuator as claimed in claim 6, wherein: the outer side of the knob (20) is provided with anti-skid grains (21).

8. An easy to install magnetic actuator as claimed in claim 1, wherein: contactor (2) and relay (3) all are fixed in on end box (4), the bilateral symmetry of end box (4) is equipped with a plurality of wiring hole (22), be equipped with in wiring hole (22) dustproof stopper (23).

9. An easy to install magnetic actuator as claimed in claim 8, wherein: the dustproof plug (23) is made of rubber.

10. An easy to install magnetic actuator as claimed in claim 1, wherein: the contactor (2) is an alternating current contactor, and the relay (3) is a thermal overload relay.