CN208113182U - Electrical box module mounting device - Google Patents

Abstract

The utility model provides a kind of electrical box module mounting device, is related to module mounting technique field.Electrical box module mounting device includes：Cantilever group, cantilever group include the first cantilever and the second cantilever.Support frame group, support frame group includes the first Cantilever for being used to support the first cantilever and the second Cantilever for being used to support the second cantilever, and the first Cantilever and the second Cantilever are used to be fixedly installed in the opposite two sides inner wall of electrical box respectively.Slide rail group, slide rail group include the first sliding rail and the second sliding rail, and one end of the first sliding rail and one end of the first cantilever are hinged, and one end of the second sliding rail and one end of the second cantilever are hinged.Roll wheel assembly, roll wheel assembly are used to be installed on the opposite two sides of module, and roll wheel assembly includes idler wheel.Electrical box module mounting device can reduce the time of required consuming and manpower when module installing and dismounting and maintenance repair convenient for the disassembly installation of the intracorporal module of electric box and convenient for the maintenance of module.

Description

Electrical box module mounting device

Technical field

The utility model relates to module mounting technique fields, in particular to a kind of electrical box module mounting device.

Background technique

Rationally to utilize vehicle down space, rail vehicle electric device is mostly modularized design, is fixed on vehicle lower box It is internal.In order to install with repair and maintenance needs, facilitate the propulsion and extraction of module, usually the bottom of box be laid with two it is parallel Nylon sliding rail reduces the friction of module bottom and cabinet, while to meet vibratory impulse requirement, using after module promotes cabinet Module is fixed on box crossbeam by fastening bolt.

The defect of prior art：

The box house track being laid with using nylon sliding rail is time-consuming and laborious when dismantling module and needs multiple person cooperational, mould Block must haul out module out of cabinet when overhauling, and since its weight is larger, carries and have great safety hidden in disassembly process Suffer from.Module is fixed on box house using fastening bolt, although meeting vibratory impulse requirement, disassembly is inconvenient, extensive Specific purpose tool confirmation torque and locking label are also needed when installing again, increase workload.

Summary of the invention

The purpose of this utility model is to provide a kind of electrical box module mounting devices, can be convenient in electrical box Module disassembly installation and the maintenance convenient for module, reduce module installing and dismounting and the required consuming of when maintenance repair when Between and manpower.

What the embodiments of the present invention were realized in：

The embodiments of the present invention provide a kind of electrical box module mounting device, including：

Cantilever group, the cantilever group include the first cantilever and the second cantilever；

Support frame group, support frame as described above group include being used to support the first Cantilever of first cantilever and for branch The second Cantilever of second cantilever, first Cantilever and second Cantilever are supportted for distinguishing It is fixedly installed in the opposite two sides inner wall of electrical box；

Slide rail group, the slide rail group include the first sliding rail and the second sliding rail, one end of first sliding rail and described first One end of cantilever is hinged, and one end of second sliding rail and one end of second cantilever are hinged；

Roll wheel assembly, the roll wheel assembly are used to be installed on the opposite two sides of module, and the roll wheel assembly includes idler wheel；

The electrical box module mounting device includes first state and the second state, under the first state, described One cantilever, second cantilever, first sliding rail and second sliding rail surround the installation fixed area of module, module jointly It can be set up in the cantilever group by the roll wheel assembly and be limited in the installation fixed area by the slide rail group；It is described Under second state, first sliding rail turns to conllinear with first cantilever, and second sliding rail turns to and described second Cantilever is conllinear, and module can be moved by the idler wheel along the cantilever group and the slide rail group.

In addition, the electrical box module mounting device that embodiment according to the present utility model provides, can also have as follows Additional technical characteristic：

In the alternative embodiment of the utility model, first sliding rail is compared to the rotational angle of first cantilever 0 ° -90 °, second sliding rail is 0 ° -90 °, under the first state compared to the rotational angle of second cantilever, described the Angle between one sliding rail and first cantilever is 90 °, and the angle between second sliding rail and second cantilever is 90 °, first sliding rail side by side and is bonded with second sliding rail.

In the alternative embodiment of the utility model, the electrical box module mounting device further includes locking knob, institute Stating locking knob includes that pull rod, knob buckle, fixed block, shaft and the first positioning pin, the fixed block are fixedly connected on described Second sliding rail, the pull rod are fixedly connected with the knob buckle, and the pull rod can be turned with the fixed block by the shaft Dynamic connection, first positioning pin are arranged in the shaft from radial；

Under the first state, pull the pull rod enable to the first sliding rail described in the knob snaps with it is described Second sliding rail releases occlusion.

In the alternative embodiment of the utility model, the quantity of the locking knob is two, two locking knobs It is symmetrical as symmetric points using the central location of second sliding rail.

In the alternative embodiment of the utility model, pass through hinge component between first cantilever and first sliding rail Hingedly, the hinge component includes cantilever hinge, sliding rail hinge, hinge shaft, the second positioning pin and limited block, the cantilever Hinge is connect with first cantilever, and the sliding rail hinge is connect with first sliding rail, and the hinge shaft is through described outstanding Arm hinge and the sliding rail hinge, second positioning pin are radially being arranged in the hinge shaft, the limited block and institute State the side connection of cantilever hinge and in said second condition, the limited block and the sliding rail hinge are against described the One sliding rail can be rotated relative to first cantilever as axis using the hinge shaft and can be stopped by the limited block；

It is equally hinged by the hinge component between second cantilever and second sliding rail.

In the alternative embodiment of the utility model, the electrical box module mounting device further includes bumper and absorbing shock group Part, using the position under second state as reference, first cantilever and the respective end of the first sliding rail are equipped with one A bumper and absorbing shock component, second cantilever and the respective end of the second sliding rail are equipped with the bumper and absorbing shock Component.

In the alternative embodiment of the utility model, under the first state, multiple bumper and absorbing shock components can With module against.

In the alternative embodiment of the utility model, the number of first Cantilever and second Cantilever Amount is two, and two first Cantilevers are respectively used at be mounted on the side inner sidewall of electrical box inside and outside two And connect with the head and the tail both ends of first cantilever, two second Cantilevers are respectively used to be mounted on electrical box It is connect inside and outside the two of other side inner sidewall and with the head and the tail both ends of second cantilever.

In the alternative embodiment of the utility model, the roll wheel assembly further include rolling wheel support, wheel shaft, wheel shaft snap-gauge and Wheel shaft stiffening plate, the wheel shaft stiffening plate with module for being fixedly connected, and the rolling wheel support with module for being fixedly connected, institute Wheel shaft is stated across the idler wheel and is set up in the rolling wheel support and the wheel shaft stiffening plate, the wheel shaft snap-gauge is fixed on The rolling wheel support and the wheel shaft is blocked.

In the alternative embodiment of the utility model, the roll wheel assembly further includes idler wheel baffle, the idler wheel baffle Quantity be it is multiple, multiple idler wheel baffles are distributed in first cantilever and second cantilever, more under the first state A idler wheel baffle is located at the top of the idler wheel.

The utility model has the beneficial effects that：

Electrical box module mounting device realizes the new mounting means of electrical box internal module, using roller-coaster formula Module is passed in and out, the efficiency of module repair and maintenance is improved, it is time saving and energy saving and safe and reliable.It is locked and is shaken hands by purely manual operation, The module fixed installation mode that left and right sliding rail realizes integral type of intersecting is folded, so that disassembly and installation module is more convenient, Simplify unnecessary process.

Detailed description of the invention

It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also To obtain other relevant attached drawings according to these attached drawings.

Fig. 1 is the signal that the electrical box module mounting device that the embodiments of the present invention provide is under first state Figure；

Fig. 2 is that electrical box module mounting device is in the schematic diagram under the second state；

Fig. 3 is the schematic diagram of the elements such as the first cantilever and the first sliding rail；

Fig. 4 is the schematic diagram of the elements such as the second cantilever and the second sliding rail；

Fig. 5 is the schematic diagram under the first visual angle of locking knob；

Fig. 6 is the schematic diagram under the second visual angle of locking knob；

Fig. 7 is the schematic diagram that roll wheel assembly is installed on module；

Fig. 8 is the schematic diagram at the first visual angle of the roll wheel assembly of Fig. 7；

Fig. 9 is the schematic diagram at the second visual angle of the roll wheel assembly of Fig. 7；

Figure 10 is the schematic diagram under the first visual angle of bumper and absorbing shock component；

Figure 11 is the schematic diagram under the second visual angle of bumper and absorbing shock component；

Figure 12 is the schematic diagram under the first visual angle of hinge component；

Figure 13 is the schematic diagram under the second visual angle of hinge component.

Icon：Left cantilever（1）, the first Cantilever（2）, left sliding rail（3）, right cantilever（4）, the second Cantilever （5）, right sliding rail（6）, sliding rail rack（7）, locking knob（8）, pull rod（8-1）, knob buckle（8-2）, fixed block（8-3）, turn Axis（8-4）, the first positioning pin（8-5）, bumper and absorbing shock component（9）, bumper and absorbing shock pad（9-1）, sliding rail positive stop（9-2）, sliding rail Backstop（9-3）, hinge component（10）, cantilever hinge（10-1）, sliding rail hinge（10-2）, hinge shaft（10-3）, it is second fixed Position pin（10-4）, limited block（10-5）, roll wheel assembly（11）, idler wheel（11-1）, rolling wheel support（11-2）, idler wheel baffle（11- 3）, wheel shaft（11-4）, wheel shaft snap-gauge（11-5）, wheel shaft stiffening plate（11-6）.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term "inner", "outside" For be based on the orientation or positional relationship shown in the drawings or the utility model product using when the orientation or position usually put Relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or element of indication or suggestion meaning must There must be specific orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.This Outside, term " first ", " second " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition Concrete meaning in utility model.

Embodiment

Fig. 1 to Figure 13 is please referred to, a kind of electrical box module mounting device is present embodiments provided, including：

Cantilever group, cantilever group include the first cantilever and the second cantilever；

Support frame group, support frame group include the first Cantilever for being used to support the first cantilever（2）Be used to support Second Cantilever of two cantilevers（5）, the first Cantilever（2）With the second Cantilever（5）For fixed peace respectively Opposite two sides inner wall loaded on electrical box；

Slide rail group, slide rail group include the first sliding rail and the second sliding rail, one end hinge of one end of the first sliding rail and the first cantilever It connects, one end of the second sliding rail and one end of the second cantilever are hinged；

Roll wheel assembly（11）, roll wheel assembly（11）For being installed on the opposite two sides of module, roll wheel assembly（11）Including Idler wheel（11-1）；

Electrical box module mounting device includes first state and the second state, the first cantilever, second outstanding under first state Arm, the first sliding rail and the second sliding rail surround the installation fixed area of module jointly, and module can pass through roll wheel assembly（11）It sets up It is limited in installation fixed area in cantilever group and by slide rail group；Under second state, the first sliding rail turn to it is conllinear with the first cantilever, Second sliding rail turns to conllinear with the second cantilever, and module can pass through idler wheel（11-1）It is moved along cantilever group and slide rail group.

Wherein, the first Cantilever（2）With the second Cantilever（5）Quantity be two, two the first cantilevers Support frame（2）It is respectively used to be mounted on the head and the tail both ends inside and outside the two of the side inner sidewall of electrical box and with the first cantilever to connect It connects, two the second Cantilevers（5）Be respectively used to be mounted on inside and outside the two of the other side inner sidewall of electrical box and with The head and the tail both ends of second cantilever connect.

Wherein, the first sliding rail is 0 ° -90 ° compared to the rotational angle of the first cantilever, and the second sliding rail is compared to the second cantilever Rotational angle be 0 ° -90 °, under first state, the angle between the first sliding rail and the first cantilever is 90 °, the second sliding rail and the Angle between two cantilevers is 90 °, and the first sliding rail side by side and is bonded with the second sliding rail.

It wherein, in the present embodiment, is respectively left cantilever with the first cantilever and the second cantilever for convenience of describing（1）The right side and Cantilever（4）, it is respectively left sliding rail with the first sliding rail and the second sliding rail（3）With right sliding rail（6）, the inner space of electrical box is interior Portion, exterior space are outside, are hereafter repeated no more.

Wherein, sliding rail rack（7）It is angled to be welded on left cantilever（1）Support plate bottom and left sliding rail（3）On, play reinforcing The effect of sliding rail increases the load-bearing of sliding rail.Meanwhile sliding rail rack（7）It is angled to be welded on right cantilever（4）Support plate bottom and the right side Sliding rail（6）On, play the role of reinforcing sliding rail, increases the load-bearing of sliding rail.

Referring to figure 2., Fig. 4, Fig. 5 and Fig. 6, specifically, electrical box module mounting device further includes locking knob（8）, Locking knob（8）Including pull rod（8-1）, knob buckle（8-2）, fixed block（8-3）, shaft（8-4）With the first positioning pin（8- 5）, fixed block（8-3）It is fixedly connected on the second sliding rail, pull rod（8-1）With knob buckle（8-2）It is fixedly connected, pull rod（8-1）With Fixed block（8-3）Pass through shaft（8-4）It is rotatably connected, the first positioning pin（8-5）Shaft is arranged in from radial（8-4）；

Under first state, pull rod is pulled（8-1）Enable to knob buckle（8-2）Be engaged the first sliding rail and the second sliding rail or Person releases occlusion.In the present embodiment, fixed block（8-3）It is welded on right sliding rail（6）On, pull rod（8-1）With knob buckle（8-2） Welding combination, shaft（8-4）Connection fixing block（8-3）And pull rod（8-1）, the first positioning pin（8-5）Fixed rotating shaft（8-4）.When Pull rod is manually operated when needing fixed in module cartonning（8-1）, pass through buckle of shaking hands（8-2）It is engaged left sliding rail（3）With right sliding rail（6） , otherwise manual operation pull rod（8-1）It opens.

It is detailed, locking knob（8）Quantity be two, two lockings are shaken hands（8）Central location with the second sliding rail is Symmetric points are symmetrical.

Referring to figure 2., Figure 12 and Figure 13, specifically, passing through hinge component between the first cantilever and the first sliding rail（10）Hinge It connects, hinge component（10）Including cantilever hinge（10-1）, sliding rail hinge（10-2）, hinge shaft（10-3）, the second positioning pin （10-4）And limited block（10-5）.

Cantilever hinge（10-1）It is connect with the first cantilever, sliding rail hinge（10-2）It is connect with the first sliding rail, hinge shaft （10-3）Through cantilever hinge（10-1）With sliding rail hinge（10-2）, the second positioning pin（10-4）Radially it is being arranged in hinge shaft （10-3）And prevent hinge shaft（10-3）It falls off.Limited block（10-5）With cantilever hinge（10-1）Side connection and the Under two-state, limited block（10-5）With sliding rail hinge（10-2）Against the first sliding rail can be with hinge shaft（10-3）For axis It is rotated relative to the first cantilever and block can be limited（10-5）Stop, to realize left sliding rail（3）With right sliding rail（6）Turn Dynamic range is limited between 0 ° -90 °.

Likewise, equally passing through hinge component between the second cantilever and the second sliding rail（10）Hingedly.And articulated manner Identical, only the rotation direction when the second sliding rail is rotated relative to the second cantilever is with the first sliding rail above relative to first The rotation direction of cantilever is different.

Referring to figure 3., Figure 10 and Figure 11, specifically, electrical box module mounting device further includes bumper and absorbing shock component （9）, using the position under the second state as reference, the first cantilever and the respective end of the first sliding rail are equipped with a bumper and absorbing shock group Part（9）, the second cantilever and the respective end of the second sliding rail are equipped with a bumper and absorbing shock component（9）.

Under first state, multiple bumper and absorbing shock components（9）Can with module against.

More specifically, bumper and absorbing shock component（9）Including bumper and absorbing shock pad（9-1）, sliding rail positive stop（9-2）After sliding rail Block（9-3）, sliding rail positive stop（9-2）It is mounted on left and right sliding rail front end, cut-off positioning is played when needing to haul out module Effect.Sliding rail backstop（9-3）It is mounted on left and right cantilevered distal end, the work of buffering and cut-off positioning is played when module is pushed into cabinet With.Sliding rail positive stop（9-2）With sliding rail backstop（9-3）When being applied in combination, cooperate bumper and absorbing shock pad（9-1）Front and back clamping die Block, vibratory impulse of the cabinet to module when mitigating in train operation and laying down vehicle operation.That is, in the present embodiment, it is multiple Bumper and absorbing shock component（9）It can be with module against being primarily referred to as multiple bumper and absorbing shock pads（9-1）Can with module against and mention For damping, buffering function.First cantilever and the respective end of the first sliding rail are equipped with a bumper and absorbing shock component（9）, the second cantilever A bumper and absorbing shock component is equipped with the respective end of the second sliding rail（9）, also it is primarily referred to as being provided with bumper and absorbing shock component（9） In bumper and absorbing shock pad（9-1）, bumper and absorbing shock component（9）The quantity of other assemblies can be according to demand as schemed general left and right respectively It is set to a sliding rail positive stop（9-2）With sliding rail backstop（9-3）.

Incorporated by reference to Fig. 7 to Fig. 9, specifically, roll wheel assembly（11）It further include rolling wheel support（11-2）, wheel shaft（11-4）, wheel Axis snap-gauge（11-5）With wheel shaft stiffening plate（11-6）, wheel shaft stiffening plate（11-6）For being fixedly connected with module, rolling wheel support （11-2）For being fixedly connected with module, wheel shaft（11-4）Across idler wheel（11-1）And it is set up in rolling wheel support（11-2）With wheel shaft Stiffening plate（11-6）Between, wheel shaft snap-gauge（11-5）It is fixed on rolling wheel support（11-2）And by wheel shaft（11-4）It blocks.

Further, incorporated by reference to Fig. 1, roll wheel assembly（11）It further include idler wheel baffle（11-3）, idler wheel baffle（11-3）'s Quantity is multiple, multiple idler wheel baffles（11-3）It is distributed in the first cantilever and the second cantilever, under first state, multiple idler wheel baffles （11-3）It is located at idler wheel（11-1）Top.

The principle of the present embodiment is：

Electrical box module mounting device is assembled as described above, and of different size according to module can the left cunning of appropriate adjustment Rail（3）With right sliding rail（6）Length, it is ensured that the idler wheel being mounted at left and right sides of module（11-1）Left and right cantilever can be blocked completely With left and right sliding rail to easily slide；

It can the left cantilever of appropriate adjustment according to block length difference（1）With right cantilever（4）Length, it is ensured that can be completely pulled out With push-in module.By roll wheel assembly（11）It is mounted on top at left and right sides of module, by the first Cantilever（2）With the second cantilever Support frame（5）Electrical box inner wall two sides are separately fixed at, module is placed on left and right sliding rail top belay front and rear rolling wheel（11- 1）Sliding rail is blocked completely, has completed the installation of the present apparatus at this time.

When needing to install fixed module, module is dragged in cabinet and passes through idler wheel（11-1）Friction with left and right sliding rail to Easily realize that module is mobile, when module touches the bumper and absorbing shock pad of left and right cantilevered distal end（9-1）When completely into cabinet, By left sliding rail（3）With right sliding rail（6）Turn to the inside to mutually close to it is parallel when, move locking knob（8）Pull rod（8-1）Make Knob buckle（8-2）Left sliding rail is bitten completely（3）With right sliding rail（6）Complete the locking and fixation of module；

When needing to haul out module, pull rod can be manually rotated（8-1）Make buckle of shaking hands（8-2）It releases to the tight of left and right sliding rail Gu successively opening left and right sliding rail to go to and the linear position of left and right cantilever, at this time left sliding rail（3）With right sliding rail（6）It is parallel to each other, Gently pull module that can slide to outside cabinet completely outward.

The electrical box module mounting device of the utility model realizes the new mounting means of electrical box internal module, uses Idler wheel（11-1）The disengaging module of slidingtype improves the efficiency of module repair and maintenance, time saving and energy saving and safe and reliable.By pure Manual operation locking knob（8）, the module fixed installation mode that left and right sliding rail realizes integral type of intersecting is folded, so that disassembly and peace Die-filling piece more convenient, simplifies unnecessary process.

The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.

Claims (10)

1. a kind of electrical box module mounting device, which is characterized in that including：

Cantilever group, the cantilever group include the first cantilever and the second cantilever；

Support frame group, support frame as described above group include being used to support the first Cantilever of first cantilever and being used to support institute The second Cantilever of the second cantilever, first Cantilever and second Cantilever are stated for fixing respectively It is installed on the opposite two sides inner wall of electrical box；

Slide rail group, the slide rail group include the first sliding rail and the second sliding rail, one end of first sliding rail and first cantilever One end it is hinged, one end of second sliding rail and one end of second cantilever are hinged；

Roll wheel assembly, the roll wheel assembly are used to be installed on the opposite two sides of module, and the roll wheel assembly includes idler wheel；

The electrical box module mounting device includes first state and the second state, and under the first state, described first is outstanding Arm, second cantilever, first sliding rail and second sliding rail surround the installation fixed area of module jointly, and module can The cantilever group is set up in by the roll wheel assembly and is limited in the installation fixed area by the slide rail group；Described second Under state, first sliding rail turns to conllinear with first cantilever, and second sliding rail turns to and second cantilever Collinearly, module can be moved by the idler wheel along the cantilever group and the slide rail group.

2. electrical box module mounting device according to claim 1, which is characterized in that first sliding rail is compared to institute State the first cantilever rotational angle be 0 ° -90 °, second sliding rail compared to second cantilever rotational angle be 0 ° - 90 °, under the first state, the angle between first sliding rail and first cantilever is 90 °, second sliding rail and institute Stating the angle between the second cantilever is 90 °, and first sliding rail side by side and is bonded with second sliding rail.

3. electrical box module mounting device according to claim 2, which is characterized in that the electrical box module installation Device further includes locking knob, and the locking knob includes pull rod, knob buckle, fixed block, shaft and the first positioning pin, described Fixed block is fixedly connected on second sliding rail, and the pull rod is fixedly connected with the knob buckle, the pull rod with it is described solid Determine block to be rotatably connected by the shaft, first positioning pin is arranged in the shaft from radial；

Under the first state, pulls the pull rod and enable to the first sliding rail and described second described in the knob snaps Sliding rail releases occlusion.

4. electrical box module mounting device according to claim 3, which is characterized in that it is described locking knob quantity be Two, two locking knobs are symmetrical as symmetric points using the central location of second sliding rail.

5. electrical box module mounting device according to claim 2, which is characterized in that first cantilever and described the Hinged by hinge component between one sliding rail, the hinge component includes cantilever hinge, sliding rail hinge, hinge shaft, second fixed Position pin and limited block, the cantilever hinge are connect with first cantilever, and the sliding rail hinge is connect with first sliding rail, The hinge shaft runs through the cantilever hinge and the sliding rail hinge, and second positioning pin is radially being arranged in the hinge Shaft, the limited block are connect and in said second condition with the side of the cantilever hinge, the limited block and institute Sliding rail hinge is stated against first sliding rail can be rotated relative to first cantilever as axis using the hinge shaft and can Stopped by the limited block；

It is equally hinged by the hinge component between second cantilever and second sliding rail.

6. electrical box module mounting device according to claim 1, which is characterized in that the electrical box module installation Device further includes bumper and absorbing shock component, and using the position under second state as reference, first cantilever and described first is slided The respective end of rail is equipped with the bumper and absorbing shock component, and second cantilever and the respective end of the second sliding rail are equal Equipped with a bumper and absorbing shock component.

7. electrical box module mounting device according to claim 6, which is characterized in that multiple under the first state The bumper and absorbing shock component can with module against.

8. electrical box module mounting device according to claim 1, which is characterized in that first Cantilever and The quantity of second Cantilever is two, and two first Cantilevers are respectively used to be mounted on electrical box Side inner sidewall inside and outside two at and connect with the head and the tail both ends of first cantilever, two second Cantilevers point It Yong Yu not be mounted on inside and outside the two of the other side inner sidewall of electrical box and be connect with the head and the tail both ends of second cantilever.

9. electrical box module mounting device according to claim 1, which is characterized in that the roll wheel assembly further includes rolling Wheel support, wheel shaft, wheel shaft snap-gauge and wheel shaft stiffening plate, the wheel shaft stiffening plate with module for being fixedly connected, the idler wheel branch For being fixedly connected with module, the wheel shaft passes through the idler wheel and is set up in the rolling wheel support and the wheel shaft stiffening plate frame Between, the wheel shaft snap-gauge is fixed on the rolling wheel support and blocks the wheel shaft.

10. electrical box module mounting device according to claim 9, which is characterized in that the roll wheel assembly further includes Idler wheel baffle, the quantity of the idler wheel baffle be it is multiple, multiple idler wheel baffles are distributed in first cantilever and described the Two cantilevers, under the first state, multiple idler wheel baffles are located at the top of the idler wheel.