阅读说明：本技术 一种低压抽出式开关柜 (Low-voltage draw-out type switch cabinet ) 是由 郑志源 郑志明 南晓海 于 2020-04-22 设计创作，主要内容包括：本发明涉及一种低压抽出式开关柜,涉及低压开关柜技术领域,其包括柜体以及若干件设置于柜体内的抽屉结构,在柜体内设置有若干道柜腔,各件抽屉结构分别设置于各道柜腔内；其中,在各道柜腔内还设置有与滑轨组和调节杆组,各组调节杆组可活动的安装于柜腔内,各件抽屉结构安装于柜腔内时,抽屉结构与滑轨组的上侧面滑移连接,且抽屉结构悬置于调节杆组上；本发明具有便于高处抽屉结构拆装的效果。(The invention relates to a low-voltage draw-out type switch cabinet, which relates to the technical field of low-voltage switch cabinets and comprises a cabinet body and a plurality of drawer structures arranged in the cabinet body, wherein a plurality of cabinet cavities are arranged in the cabinet body, and each drawer structure is respectively arranged in each cabinet cavity; the drawer structure is connected with the upper side surface of the sliding rail group in a sliding manner, and the drawer structure is suspended on the adjusting rod group; the invention has the effect of facilitating the disassembly and assembly of the high drawer structure.)

1. The utility model provides a low pressure pull-out type cubical switchboard, includes that the cabinet body (1) and a plurality of sets up drawer structure (2) in the cabinet body (1), be provided with a plurality of cabinets chamber (11) in the cabinet body (1), each drawer structure (2) are installed respectively in each cabinet chamber (11), its characterized in that still includes:

the sliding rail set (3) is provided with a plurality of sets, each sliding rail set (3) is arranged in each cabinet cavity (11), each sliding rail set (3) comprises two sliding rails (31), and the two sliding rails (31) are arranged on the left side and the right side of each cabinet cavity (11) respectively;

the adjusting device comprises adjusting rod groups (4), wherein the adjusting rod groups (4) are provided with a plurality of groups, each adjusting rod group (4) is respectively connected with each group of slide rail groups (3), each adjusting rod group (4) comprises two adjusting rods (42) with adjustable lengths, the two adjusting rods (42) are respectively arranged on one side surface of the two opposite slide rails (31), and two ends of the two adjusting rods (42) are respectively provided with rolling wheels (41) matched with the slide rails (31);

the left side and the right side of each drawer structure (2) are respectively connected with the upper side surfaces of the two adjusting rods (42), the left side and the right side of each drawer structure (2) are also respectively connected with the upper side surfaces of the two sliding rails (31) in a sliding mode, and the adjusting rods (42) are installed in the sliding rails (31) in an inserting mode through the end portions of the sliding rails (31).

2. A low voltage draw-out switchgear as claimed in claim 1, wherein: the adjusting rods (42) are respectively provided with a rack (44) arranged along the length direction of the adjusting rods (42), the tooth parts of the racks (44) are arranged upwards, the left side and the right side of each drawer structure (2) are respectively and rotatably connected with a plurality of gears (22), and the teeth are respectively meshed with the racks (44).

3. A low voltage draw out switchgear as claimed in claim 2 wherein: each all be provided with on the left and right sides of drawer structure (2) with slide rail (31) side roll connection's pulley (21), the external diameter of pulley (21) is greater than the external diameter of gear (22), and is same the axis of each pulley (21) and gear (22) on drawer structure (2) all is located the coplanar, when drawer structure (2) is in cabinet chamber (11), drawer structure (2) suspension is in regulating lever group (4) top.

4. A low voltage draw-out switchgear as claimed in claim 1, wherein: the adjusting rod group (4) further comprises a plurality of connecting rods (43), two ends of each connecting rod (43) are respectively connected with the two adjusting rods (42), and each connecting rod (43) and the adjusting rods (42) are arranged perpendicular to each other.

5. A low voltage draw out switchgear as claimed in claim 2 wherein: adjust pole (42) and all include first connecting rod (421), second connecting rod (422) and be located spacing card (423) between two connecting rods, each gyro wheel (41) equipartition is in the both ends of each first connecting rod (421), the transversal shape of personally submitting of spacing card (423) sets up of the letter's of falling U shape, the both ends of spacing card (423) are located one of two connecting rods close settings respectively to overlap, the both ends of spacing card (423) rotate with two connecting rods respectively and are connected, and when two connecting rods were in same straight line, the upper flank of two connecting rods was contradicted with all spacing card (423).

6. A low voltage draw-out switchgear as claimed in claim 5, wherein: the one end that spacing card (423) was kept away from in first connecting rod (421) and second connecting rod (422) utilizes the mode of magnetism to inhale to dismantle the connection for realize that first connecting rod (421) and second connecting rod (422) magnetism inhale the magnetism piece of connecting and set up on first connecting rod (421) or second connecting rod (422).

7. A low voltage draw-out switchgear as claimed in claim 5, wherein: each rack (44) is formed by combining a plurality of rack rods (441) and rack rods (441), each rack rod (441) is respectively installed on two connecting rods and a limiting clamp (423), and when the two connecting rods are positioned on the same straight line, each rack rod (441) is positioned on the upper side surface of the adjusting rod (42) and positioned on the same straight line.

8. A low voltage draw out switchgear as claimed in claim 2 wherein: each adjusting rod (42) comprises an inner tube (425) and an outer tube (424) sleeved on the inner tube (425), and each roller (41) is uniformly distributed at two ends of each outer tube (424).

9. A low voltage draw out switchgear as claimed in claim 8 wherein: each rack (44) comprises a first rack (44) piece and a second rack (44) piece which are attached to each other, the first rack (44) piece is fixed on the outer tube (424), the second rack (44) piece is fixed on the inner tube (425), the upper side of the second rack (44) piece extends out of the outer tube (424), the first rack (44) piece and the second rack (44) piece are stacked in the width direction of the cabinet cavity (11), and the thickness of the gear (22) is not less than the total thickness of the first rack (44) piece and the second rack (44) piece.

10. A low voltage draw-out switchgear as claimed in claim 1, wherein: slide rail (31) cavity sets up, the both ends opening setting of slide rail (31), slide rail (31) are provided with guide way (311) on the vertical side at cabinet chamber (11) center towards, guide way (311) and the both ends intercommunication of slide rail (31), slide rail (31) still are provided with draw-in groove (312) on the vertical side at cabinet chamber (11) center towards, draw-in groove (312) set up in slide rail (31) towards cabinet chamber (11) outer one end and upper end and guide way (311) intercommunication, the pivot of gyro wheel (41) is located guide way (311), the pivot of gyro wheel (41) can block and locate in draw-in groove (312).

Technical Field

The invention relates to the technical field of low-voltage switch cabinets, in particular to a low-voltage draw-out type switch cabinet.

Background

The low-voltage switch cabinet belongs to a product listed in a 3C certification mandatory certification product catalog. The device is suitable for industries such as power plants, petroleum, chemical industry, metallurgy, textile, high-rise buildings and the like, and is used for power transmission, distribution and electric energy conversion. The low-voltage switch cabinet can be divided into a GCS type low-voltage switch cabinet, a GCK pull-out switch cabinet, a GGD low-voltage fixed switch cabinet, an assembled low-voltage switch cabinet and the like, the low-voltage switch cabinet can be divided into a fixed switch cabinet and a pull-out switch cabinet from a structural mode, all electrical components of the fixed switch cabinet are fixedly installed in a cabinet body, the installation structure is simple, the cost is relatively low, but the maintenance difficulty is high, the pull-out switch cabinet is composed of a fixed cabinet body and a movable device part provided with main electrical components such as switches and the like, the movable device is generally a drawer, the installation stability and the installation precision of the drawer structure need to be ensured during assembly, the cost is high, all electrical component modules can be taken out along with the drawer for maintenance, the maintenance is more convenient, and therefore, the pull-out switch cabinet is more popular for users.

The prior art discloses a low-voltage draw-out type switch cabinet, such as a Chinese patent with an authorization publication number of CN108899795B, relating to an electric control cabinet, and the key points of the technical scheme are as follows: the drawer comprises a cabinet body and a drawer, wherein slide rails are arranged on two sides of the drawer, a guide rail in sliding fit with the slide rails is arranged on the cabinet body, and the drawer can completely slide out of the cabinet body; lie in the drawer below on the cabinet body and rotate and be provided with the bedplate, be provided with and order about the bedplate to cabinet body direction pivoted elastic component, be provided with the limit structure who restricts bedplate turned angle, the bedplate passes through the articulated shaft with the cabinet body and articulates, and the bedplate is including keeping away from the butt portion of articulated shaft, and when the drawer was taken out from the cabinet body, the drawer ordered about the bedplate and rotated, made the bedplate be in the state of lifting the drawer.

Also, as disclosed in chinese patent No. CN202678807U, the drawer unit includes a drawer bottom plate and a drawer body, wherein two sides of the drawer bottom plate are provided with parallel guide rails, two sides of the rear end of the drawer body are provided with first bearings, and when the drawer body is drawn out or pushed into the drawer bottom plate, the first bearings roll relatively in the guide rails; two sides of the front end of the drawer bottom plate are respectively provided with a second bearing, and when the drawer body is drawn out or pushed in relative to the drawer bottom plate, the second bearings serve as rolling supporting points and rotate relative to the bottom of the drawer body.

For another example, chinese patent No. CN204497650U discloses a low-voltage draw-out type switch cabinet. The low pressure pull-out type cubical switchboard includes bus bar district, a plurality of electrical apparatus district, cable district, access door and the cabinet body, bus bar district with the electrical apparatus district is located respectively cabinet body horizontal direction both sides are a plurality of the vertical direction in electrical apparatus district is arranged and is set up, the cable district is located cabinet body top, the access door is located the cabinet body closes on bus bar district one side, the electrical apparatus district includes drawer and slide rail, the slide rail one side is connected the cabinet body, the another side is connected the drawer, the slide rail includes pinhole and pin, the pinhole is located the slide rail is terminal, the pin is located the pinhole.

As described above, the drawer structure of low pressure pull-out type cubical switchboard generally adopts the slide rail, the pulley structure cooperation, thereby make the drawer structure can follow the internal extraction of cabinet, moreover, the steam generator is simple in structure, and easy to implement, but, in the prior art, for improving the capacity of low pressure pull-out type cubical switchboard, the low pressure pull-out type generally can set up higher so that can install more drawer structures, the drawer structure that leads to being located the eminence when taking out and installing, need the staff to utilize to drag, lift or lift mode such as to operate the drawer structure that is higher than staff's shoulder, this height is in staff's sight blind area, consequently can lead to staff's the dismouting degree of difficulty greatly increased, consequently need improve.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a low-voltage draw-out type switch cabinet which is convenient for dismounting a high drawer structure.

The above object of the present invention is achieved by the following means.

The utility model provides a low pressure pull-out type cubical switchboard, includes that the cabinet body and a plurality of sets up in the internal drawer structure of cabinet, the internal cabinet chamber that is provided with a plurality of ways of cabinet, each the drawer structure is installed respectively in each way cabinet intracavity, still includes:

the sliding rail sets are provided with a plurality of sets, each sliding rail set is arranged in each cabinet cavity respectively, each sliding rail set comprises two sliding rails, and the two sliding rails are arranged on the left side and the right side of each cabinet cavity respectively;

the adjusting rod group is provided with a plurality of groups, each adjusting rod group is respectively connected with each group of slide rail groups, each adjusting rod group comprises two adjusting rods with adjustable lengths, the two adjusting rods are respectively arranged on one side surface of the two opposite slide rails, and two ends of the two adjusting rods are respectively provided with rollers matched with the slide rails;

the left side and the right side of each drawer structure are respectively connected with the upper side faces of the two adjusting rods, the left side and the right side of each drawer structure are also respectively connected with the upper side faces of the two sliding rails in a sliding mode, and the adjusting rods are installed in the sliding rails in an inserting mode through the end portions of the sliding rails.

By adopting the above technical scheme, in the prior art, in order to facilitate the carrying of the low-voltage draw-out switch cabinet, a carrying device generally used in cooperation with the low-voltage draw-out switch cabinet, such as a multifunctional carrying vehicle disclosed in the chinese patent with the publication number CN105313935B, or a portable workbench used in the power transmission field disclosed in the chinese patent with the publication number CN106272309A, is adopted, when a high-rise drawer structure is disassembled and assembled, the carrying device is supported on the low-voltage draw-out switch cabinet, then the adjusting rods are drawn out, the lengths of the adjusting rods are adjusted, so that one end of each adjusting rod extending out of the cabinet cavity is inclined downwards and supported on the carrying device, then the drawer structure is directly drawn out of the cabinet cavity (or pushed into the cabinet cavity), so that the drawer structure can be transited from the slide rail group to the adjusting rod group, in the process, the medium voltage of the drawer structure mainly acts on the two adjusting rods, the staff only need live the drawer structure with the hand and keep away from the one end in cabinet chamber so that the drawer structure can along adjusting the pole slow slip can, in this operating condition, staff's action state is for pushing away, and the strength is more convenient, and the bottom can receive the holding power of adjusting the pole when the drawer structure falls, therefore staff's application of force need not be too big, effectively ensures the dismouting safety of drawer.

The present invention in a preferred example may be further configured to: the adjusting rod is provided with racks arranged along the length direction of the adjusting rod, the clamping teeth of the racks are arranged upwards, the left side and the right side of each drawer structure are rotatably connected with a plurality of gears, and the teeth are meshed with the racks.

Through adopting above-mentioned technical scheme, utilize rack and gear can increase the sliding resistance who adjusts between pole and the drawer structure, can reach the effect that the drawer structure of restriction slided the skew simultaneously for the drawer structure slides on adjusting the pole safer.

The present invention in a preferred example may be further configured to: the left side and the right side of each drawer structure are respectively provided with a pulley which is in rolling connection with the side face on the sliding rail, the outer diameter of each pulley is larger than the outer diameter of the gear, the same pulleys on the drawer structure and the axes of the gears are all positioned on the same plane, and when the drawer structure is in the cabinet cavity, the drawer structure is suspended above the adjusting rod group.

Through adopting above-mentioned technical scheme, the external diameter that makes the landing is greater than the external diameter of gear to make the drawer structure when the cabinet is intracavity, the drawer structure can slide with the side of going up of slide rail and be connected, thereby make the drawer structure more smooth in sliding of cabinet intracavity, simultaneously, when making the regulating lever group take out the cabinet intracavity, adjust the pole and can not take place to interfere with the drawer structure.

The present invention in a preferred example may be further configured to: the adjusting rod group further comprises a plurality of connecting rods, two ends of each connecting rod are respectively connected with the two adjusting rods, and the connecting rods are perpendicular to the adjusting rods.

Through adopting above-mentioned technical scheme, utilize the connecting rod to connect two regulation poles together for the staff can control two regulation poles simultaneously through the connecting rod and remove, and can ensure two regulation synchronization activities.

The present invention in a preferred example may be further configured to: the adjusting rod comprises a first connecting rod, a second connecting rod and a limiting clamp positioned between the two connecting rods, wherein the rollers are uniformly distributed at two ends of each first connecting rod, the cross section of the limiting clamp is in an inverted U-shaped shape, two ends of the limiting clamp are respectively sleeved at one end of the two connecting rods which are close to each other, two ends of the limiting clamp are respectively rotatably connected with the two connecting rods, and when the two connecting rods are positioned on the same straight line, the upper side surfaces of the two connecting rods are abutted against the limiting clamp.

Through adopting above-mentioned technical scheme, utilize spacing card can restrict the turned angle between first connecting rod and the second connecting rod for the connecting rod can rotate 180 degrees at most (both can keep the horizontality promptly), thereby make that drawer structure can be stable along adjusting the pole landing, set up the gyro wheel in the both ends of first connecting rod, make first connecting rod can be stably connected with the slide rail.

The present invention in a preferred example may be further configured to: the one end that spacing card was kept away from to first connecting rod and second connecting rod utilizes the mode of magnetism to inhale can dismantle the connection for realize that the magnetism piece of inhaling of first connecting rod and second connecting rod magnetism connection sets up on first connecting rod or second connecting rod.

Through adopting above-mentioned technical scheme, the mode of utilizing magnetism to inhale for the second connecting rod is when adopting the folding mode to put into the cabinet intracavity, and the one end that spacing card was kept away from to the second connecting rod can be stably connected with first connecting rod, thereby makes the second connecting rod install when the cabinet intracavity, and the second connecting rod can not contact with cabinet chamber bottom mode, avoids second connecting rod and cabinet intracavity wall waterproof friction.

The present invention in a preferred example may be further configured to: each the rack is formed by a plurality of rack bar combinations, and each rack bar is installed respectively on two connecting rods and spacing card, and when two connecting rods were in same straight line, each rack bar all was located the side of going up of adjusting the pole and was in same straight line.

Through adopting above-mentioned technical scheme, utilize each rack bar can make up and form complete rack to when having made two connecting rods and spacing screens in same straight line, the rack can keep incessant in succession, and the drawer structure of being convenient for is along adjusting the landing of pole.

The present invention in a preferred example may be further configured to: each adjusting rod comprises an inner tube and an outer tube sleeved on the inner tube, and the rollers are uniformly distributed at two ends of each outer tube.

Through adopting above-mentioned technical scheme, utilize the grafting cooperation between outer tube and the inner tube for adjust the pole and can utilize flexible mode adjustment actual length, application scope is wider, sets up the gyro wheel and makes the outer tube can be stably connected with the slide rail in the both ends of outer tube.

The present invention in a preferred example may be further configured to: each the rack all includes first rack piece and the second rack piece of laminating each other, first rack piece is fixed in on the outer tube, the second rack piece is fixed in on the inner tube, outside the upside of second rack piece stretched out the outer tube, first rack piece and second rack piece were arranged along the width direction row in cabinet chamber and are folded, the thickness of gear is not less than the gross thickness of first rack piece and second rack piece.

Through adopting above-mentioned technical scheme, when taking out the inner tube, the second rack piece can be driven by the inner tube and remove to make the cooperation length of first rack piece and second rack piece change, make the rack can carry out length adjustment along with the regulating lever.

The present invention in a preferred example may be further configured to: the utility model discloses a slide rail, including slide rail, slide rail cavity, slide rail, guide way and draw-in groove, the slide rail sets up, the both ends opening of slide rail sets up, the slide rail is provided with the guide way on the vertical side at cabinet chamber center towards, the guide way communicates with the both ends of slide rail, the slide rail still is provided with the draw-in groove on the vertical side at cabinet chamber center towards, and the draw-in groove sets up in the slide rail towards cabinet intracavity outside one end and upper end and guide way intercommunication, the pivot of gyro wheel is located the guide way, the pivot of.

Through adopting above-mentioned technical scheme, utilize the guide way to make the landing can wear to establish the slide rail and with slide rail inside cooperation, utilize the draw-in groove to make the rotation of gyro wheel can block and establish the location on the slide rail to make the regulation pole when stretching out the slide rail or cooperating with the slide rail completely, adjust the pole homoenergetic and play the effect of location.

In summary, the invention includes at least one of the following beneficial technical effects:

when the drawer structure is disassembled and assembled, workers can support the drawer structure only by using a pushing mode, so that the force is more conveniently applied by the workers, and the personal safety of the workers is effectively improved;

the operation limit of workers is small, and even if the drawer structure is completely pulled out of the cabinet cavity due to overlarge force, the adjusting rod group can also play a supporting effect on the drawer structure, so that the drawer structure cannot fall off due to untimely assistance of the workers;

simple structure, the implementation of being convenient for, the cost-push is less, and safe in utilization can not cause the potential safety hazard.

Drawings

FIG. 1 is a schematic structural diagram of the first embodiment;

FIG. 2 is a schematic view of an adjustment lever assembly of the present embodiment;

FIG. 3 is a schematic end structure view of a slide rail according to the present embodiment;

FIG. 4 is a schematic structural diagram of an adjusting lever set according to the present embodiment;

FIG. 5 is a schematic structural diagram of an adjusting lever according to the present embodiment;

fig. 6 is a schematic structural diagram of an adjusting lever set according to the present embodiment.

Reference numerals: 1. a cabinet body; 11. a cabinet cavity; 2. a drawer structure; 21. a pulley; 22. a gear; 3. a slide rail set; 31. a slide rail; 311. a guide groove; 312. a card slot; 313. a notch; 4. an adjusting rod group; 41. a roller; 42. adjusting a rod; 421. a first link; 422. a second link; 423. a limiting card; 424. an outer tube; 425. an inner tube; 43. a connecting rod; 44. a rack; 441. a rack bar; 442. a first rack piece; 443. a second rack plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.