CN214481962U

CN214481962U - Contactless controller convenient to maintenance

Info

Publication number: CN214481962U
Application number: CN202120335653.0U
Authority: CN
Inventors: 徐用刚; 王照海
Original assignee: SHANGHAI EECTRL ELECTRIC CO Ltd
Current assignee: SHANGHAI EECTRL ELECTRIC CO Ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-10-22
Anticipated expiration: 2031-02-05

Abstract

The utility model discloses a contactless controller convenient to maintenance, including box, controller body, the top of box is equipped with the case lid, and the below level in the lower part of box, controller body is equipped with the heat dissipation wind channel, be equipped with the radiator in the heat dissipation wind channel, one side in heat dissipation wind channel is equipped with the wind channel apron, and the outside of wind channel apron is equipped with the fan fixed plate, is equipped with a plurality of fans between wind channel apron and the fan fixed plate, is equipped with the apron vent on the wind channel apron, and the inboard of fan fixed plate is equipped with the fixed plate vent, all is equipped with a plurality of fixed pins around every fixed plate vent, all is equipped with the fixed orifices of a plurality of and fixed pin looks adaptations on every fan, and the both ends of fan fixed plate are equipped with the fixed plate spring leaf respectively, correspond on the lateral wall of box be equipped with the box draw-in groove with fixed plate spring leaf looks adaptation. The utility model discloses both can guarantee the effective heat dissipation of contactless controller, the maintenance of being convenient for moreover has guaranteed life and security, has obvious practical value.

Description

Contactless controller convenient to maintenance

Technical Field

The utility model relates to a contactless controller convenient to maintenance belongs to electrical control equipment technical field.

Background

The contactless controller is generally used for speed regulation control of large equipment such as a crane, and generally includes a box (also referred to as a housing) and a controller body disposed in the box. Because the controller body can produce a large amount of heats at the operation in-process, if the heat that produces can not effectively distribute away, can cause the damage to internal circuit for a long time, not only can reduce its life, but also can lead to the operational safety of large-scale equipment such as hoist. Therefore, the existing contactless controller usually has a heat sink disposed in the box, and a fan disposed on the box to dissipate heat from the controller body by using the heat sink and the fan. However, the fan in the existing contactless controller is usually fixed outside the box body by directly adopting a screw and nut mode, so that the fan is inconvenient to disassemble, assemble and maintain. In addition, the terminal flip cover and the box body in the existing contactless controller are connected in an opening and closing mode through a door lock, so that the opening and closing operation of the terminal flip cover is complex, and the maintenance of the terminal is inconvenient.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned problem that prior art exists, the utility model aims at providing a contactless controller convenient to maintenance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a contactless controller convenient to maintain comprises a box body and a controller body arranged in the box body, wherein a box cover is arranged at the top of the box body, a heat dissipation air duct communicated with the outside of the box body is horizontally arranged at the lower part of the box body and below the controller body, a radiator is arranged in the heat dissipation air duct, an air duct cover plate is arranged at one side of the heat dissipation air duct, a fan fixing plate is arranged at the outer side of the air duct cover plate and connected with the side wall of the box body, a plurality of fans are arranged between the air duct cover plate and the fan fixing plate, a plurality of cover plate ventilation openings communicated with the heat dissipation air duct and corresponding to the number of the fans are arranged on the air duct cover plate, a plurality of fixing plate ventilation openings matched with the fans and corresponding to the number of the fans are arranged at the inner side of the fan fixing plate ventilation openings, a plurality of fixing pins are arranged at the periphery of each fixing plate ventilation opening, and a plurality of fixing holes matched with the fixing pins are arranged on each fan, the fan passes through the fixed orifices and the fixed pin links to each other with the fan fixed plate, the both ends of fan fixed plate are equipped with the fixed plate spring leaf respectively, correspond on the lateral wall of box and be equipped with the box draw-in groove with fixed plate spring leaf looks adaptation, the fan fixed plate passes through fixed plate spring leaf and box draw-in groove and opens and shut continuously with the box.

In one embodiment, a baffle is disposed within the fixed plate vent.

The utility model provides an implementation scheme, the wiring end of controller body passes behind the case lid and exposes outside the case body, the outside cover of wiring end is equipped with terminal flip, one side and the case lid of terminal flip rotate to be connected, the both ends of terminal flip's opposite side are equipped with the flip spring leaf respectively, the correspondence is equipped with the case lid draw-in groove with flip spring leaf looks adaptation on the case lid, terminal flip passes through flip spring leaf and case lid draw-in groove and opens and shut continuously with the case lid.

The utility model provides an optimal scheme, the case lid is whole to be the echelonment, includes a high level portion, a low level portion and connects the vertical portion between the two, the wiring end of controller body passes the low level portion of case lid and exposes outside the case, the top of low level portion, the outside cover of wiring end are equipped with terminal flip, one side of terminal flip rotates with the outside of low level portion and is connected the both ends of terminal flip's opposite side are equipped with the flip spring leaf respectively, the corresponding case lid draw-in groove that is equipped with flip spring leaf looks adaptation in the vertical portion, when being in the closure state between terminal flip and the case lid, terminal flip's height is unanimous with the height of the high level portion of case lid.

In a preferred scheme, one side of the terminal turnover cover is rotatably connected with the box cover in a hinge mode.

According to the preferred scheme, two ends of the terminal turnover cover are provided with turnover cover gaps.

Compared with the prior art, the utility model has the advantages of:

the utility model provides a contactless controller, because the fan wherein is installed in one side of the heat dissipation wind channel through wind channel cover plate and fan fixed plate, and the fan links to each other with the fan fixed plate through fixed orifices and fixed pins, the fan fixed plate opens and shuts and links to each other with the box through fixed plate spring leaf and box draw-in groove, therefore the fan dismouting is very convenient, is convenient for maintain; in addition, the terminal flip cover is connected with the box cover in an inserting way through the flip cover spring piece and the box cover clamping groove, so that the terminal flip cover is opened and closed very conveniently and quickly, and the maintenance operation of the wiring end is facilitated; in a word, the utility model discloses both can guarantee the effective heat dissipation of contactless controller, the maintenance of being convenient for moreover has guaranteed life and security, has obvious practical value.

Drawings

Fig. 1 and fig. 2 are schematic structural diagrams of a contactless controller convenient for maintenance according to an embodiment of the present invention at different viewing angles;

fig. 3 is a cross-sectional view of a contactless controller provided by an embodiment of the present invention;

fig. 4 is a schematic structural diagram of a contactless controller provided in an embodiment of the present invention in a maintenance state;

fig. 5 is a schematic view of a connection structure between the fan and the fan fixing plate in the embodiment of the present invention;

fig. 6 is a schematic structural view of the fan fixing plate according to the embodiment of the present invention;

the numbers in the figures are as follows: 1. a box body; 11. a clamping groove of the box body; 2. a controller body; 21. a terminal; 3. a box cover; 31. A box cover clamping groove; 32. a high-level section; 33. a low-level section; 34. a vertical portion; 4. a heat sink; 5. an air duct cover plate; 51. A cover plate vent; 6. a fan fixing plate; 61. a fixed plate vent; 62. a fixing pin; 63. a fixed plate spring leaf; 64. a baffle plate; 7. a fan; 71. a fixing hole; 8. a terminal flip; 81. a flip spring leaf; 82. a flip gap; 9. and (7) a hinge.

Detailed Description

The technical solution of the present invention will be further clearly and completely described below with reference to the accompanying drawings and examples.

Examples

Please refer to fig. 1 to fig. 6: the contactless controller convenient for maintenance provided by the embodiment comprises a box body 1 and a controller body 2 arranged in the box body 1, wherein a box cover 3 is arranged at the top of the box body 1, a heat dissipation air duct communicated with the outside of the box body 1 is horizontally arranged at the lower part of the box body 1 and below the controller body 2, a radiator 4 is arranged in the heat dissipation air duct, an air duct cover plate 5 is arranged at one side of the heat dissipation air duct, a fan fixing plate 6 is arranged at the outer side of the air duct cover plate 5, the fan fixing plate 6 is connected with the side wall of the box body 1, a plurality of fans 7 are arranged between the air duct cover plate 5 and the fan fixing plate 6, a plurality of cover plate ventilation openings 51 communicated with the heat dissipation air duct and corresponding to the number of the fans 7 are arranged on the air duct cover plate 5, a plurality of fixing plate ventilation openings 61 matched with the fans 7 and corresponding to the number of the fans 7 are arranged on the inner side of the fan fixing plate 6, all be equipped with a plurality of fixed pins 62 around every fixed plate vent 61, all be equipped with a plurality of fixed orificess 71 with fixed pin 62 looks adaptation on every fan 7, fan 7 passes through fixed orificess 71 and fixed pin 62 and links to each other with fan fixed plate 6, the both ends of fan fixed plate 6 are equipped with fixed plate spring leaf 63 respectively, it is equipped with the box draw-in groove 11 with fixed plate spring leaf 63 looks adaptation to correspond on the lateral wall of box 1, fan fixed plate 6 opens and shuts continuously with box 1 through fixed plate spring leaf 63 and box draw-in groove 11.

In this embodiment, when the fan 7 is installed, the fan 7 is first placed at the vent 61 of the fixing plate on the fan fixing plate 6, so that the fixing pin 62 on the fan fixing plate 6 is just inserted into the fixing hole 71 of the fan 7, and the fan 7 is installed on the fan fixing plate 6 (as shown in fig. 5); then, the fan fixing plate 6 is pressed downwards towards the box body 1, so that the fixing plate spring piece 63 on the fan fixing plate 6 is inserted into the box body clamping groove 11 on the box body 1, and the fan 1 can be rapidly installed on the box body 1; when the fan 7 needs to be maintained and detached, the fixing plate spring piece 63 on the fan fixing plate 6 is pulled to separate the fixing plate spring piece 63 from the box body clamping groove 11, so that the fan fixing plate 6 can be opened (as shown in fig. 4), then the fan 7 is upwards taken up, the fixing pin 62 is separated from the fixing hole 71, and the fan 7 can be detached from the box body 1 and the fan fixing plate 7.

Compared with the traditional contactless controller in which the fan is fixedly arranged outside the box body directly in a screw and nut mode, the fan 7 in the embodiment is arranged between the air duct cover plate 5 and the fan fixing plate 6, so that the fan 7 can be protected, the fan 7 can be conveniently arranged, heat in the box body 1 can be favorably dissipated from the vent 61 of the fixing plate, and the controller body can be more favorably cooled; in addition, the fan 7 is connected with the fan fixing plate 6 through the fixing hole 71 and the fixing pin 62, and the fan fixing plate 6 is connected with the box body 1 through the fixing plate spring piece 63 and the box body clamping groove 11 in an opening and closing mode, so that the fan 7 is more convenient to disassemble and assemble, and the fan 7 is very convenient to maintain.

The utility model discloses in, the quantity of fan 7 can be adjusted in a flexible way according to the use needs, and in this embodiment, the quantity of fan 7 is five. Correspondingly, the number of the cover plate ventilation openings 51 on the air duct cover plate 5 and the number of the fixing plate ventilation openings 61 on the fan fixing plate 6 are also five.

As shown in fig. 6, a baffle plate 64 is arranged in the fixed plate ventilation opening 61, so that the fan 7 arranged at the fixed plate ventilation opening 61 can be further protected on the premise of ensuring the ventilation effect.

Referring to fig. 1 to 4, the terminal 21 of the controller body 2 is exposed outside the box body 1 after passing through the box cover 3, the terminal 21 is covered by the terminal flip cover 8, one side of the terminal flip cover 8 is rotatably connected with the box cover 3, two ends of the other side of the terminal flip cover 8 are respectively provided with a flip cover spring leaf 81, the box cover 3 is correspondingly provided with a box cover slot 31 matched with the flip cover spring leaf 81, and the terminal flip cover 8 is connected with the box cover 3 through the flip cover spring leaf 81 and the box cover slot 31 in an opening and closing manner. When the terminal needs to be maintained, the terminal flip 8 can be opened only by manually shifting the terminal flip 8 to separate the flip spring piece 81 from the box cover clamping groove 31, so that the terminal 21 is exposed (as shown in fig. 4), and then the terminal 21 can be maintained; when the maintenance finishes, only need to push down terminal flip 8 to case lid 3 direction, make flip spring leaf 81 insert in case lid draw-in groove 31 can, the utility model discloses can make very convenient and fast to opening and shutting of terminal flip 8, and then make also very convenient to the maintenance of wiring end 21. In this embodiment, the terminal 21 is composed of a plurality of terminals.

As a preferable scheme, in this embodiment, the case cover 3 is integrally stepped, and includes a high-level portion 32, a low-level portion 33, and a vertical portion 34 connected therebetween, the terminal 21 of the controller body 2 passes through the low-level portion 33 of the case cover 3 and is exposed outside the case body 1, the top of the low-level portion 33 and the outside of the terminal 21 are covered with the terminal flip 8, one side of the terminal flip 8 is rotatably connected to the outside of the low-level portion 33, two ends of the other side of the terminal flip 8 are respectively provided with flip spring pieces 81, the vertical portion 34 is correspondingly provided with the case cover locking groove 31 adapted to the flip spring pieces 81, and when the terminal flip 81 and the case cover 3 are in a closed state, the height of the terminal flip 81 is consistent with the height of the high-level portion 32 of the case cover 3. This design facilitates the assembly between the controller body 2 and the case 1.

In addition, in the present embodiment, one side of the terminal flip 8 is pivotally connected to the case cover 3 by a hinge 9, and more specifically, pivotally connected to the outer side of the lower horizontal portion 33 of the case cover 3 (as shown in fig. 1). In addition, the two ends of the terminal flip 8 are provided with flip notches 82, which is beneficial to heat dissipation on one hand, and on the other hand, the wires connected with the terminals 21 can be conveniently wound out from the flip notches 82.

It is finally necessary to point out here: the above description is only for the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the protection scope of the present invention.

Claims

1. A contactless controller convenient to maintain comprises a box body and a controller body arranged in the box body, wherein a box cover is arranged at the top of the box body, a heat dissipation air duct communicated with the outside of the box body is horizontally arranged at the lower part of the box body and below the controller body, and a radiator is arranged in the heat dissipation air duct; the method is characterized in that: one side of the heat dissipation air duct is provided with an air duct cover plate, the outer side of the air duct cover plate is provided with a fan fixing plate, the fan fixing plate is connected with the side wall of the box body, a plurality of fans are arranged between the air duct cover plate and the fan fixing plate, the air duct cover plate is provided with a plurality of cover plate ventilation openings which are communicated with the heat dissipation air duct and correspond to the fans in number, the inner side of the fan fixing plate is provided with a plurality of fixing plate ventilation openings which are matched with the fans and the number of which is corresponding to that of the fans, the periphery of each fixing plate ventilation opening is provided with a plurality of fixing pins, each fan is provided with a plurality of fixing holes which are matched with the fixing pins, the fan is connected with a fan fixing plate through a fixing hole and a fixing pin, two ends of the fan fixing plate are respectively provided with a fixing plate spring leaf, the side wall of the box body is correspondingly provided with a box body clamping groove matched with the fixed plate spring piece, and the fan fixed plate is connected with the box body through the fixed plate spring piece and the box body clamping groove in an opening and closing mode.

2. A contactless controller for facilitating maintenance according to claim 1, characterized in that: and a baffle is arranged in the ventilation opening of the fixed plate.

3. A contactless controller for facilitating maintenance according to claim 1, characterized in that: the wiring end of controller body passes behind the case lid and exposes outside the case body, the outside cover of wiring end is equipped with terminal flip, one side and the case lid of terminal flip rotate to be connected the both ends of terminal flip's opposite side are equipped with the flip spring leaf respectively, correspond on the case lid and be equipped with the case lid draw-in groove with flip spring leaf looks adaptation, terminal flip passes through flip spring leaf and case lid draw-in groove and opens and shut continuously with the case lid.

4. A contactless controller for facilitating maintenance according to claim 3, characterized in that: the box cover is integrally in a step shape and comprises a high-level portion, a low-level portion and a vertical portion connected between the high-level portion and the low-level portion, a wiring end of the controller body penetrates through the low-level portion of the box cover and is exposed outside the box body, the top of the low-level portion and the outer portion of the wiring end are covered with the terminal flip covers, one sides of the terminal flip covers are rotatably connected with the outer sides of the low-level portion, flip spring pieces are arranged at two ends of the other sides of the terminal flip covers respectively, box cover clamping grooves matched with the flip spring pieces are correspondingly formed in the vertical portion, and when the terminal flip covers and the box cover are in a closed state, the height of the terminal flip covers is consistent with that of the high-level portion of the box cover.

5. A contactless controller for facilitating maintenance according to claim 3, characterized in that: one side of the terminal flip cover is rotatably connected with the box cover in a hinge mode.