CN220253945U - Outer guide rail device - Google Patents

Abstract

The utility model discloses an outer guide rail device, which comprises a lower chassis, wherein the lower chassis is provided with a bottom surface for a handcart to move on, the front end of the lower chassis is connected with a cabinet body, and the rear end of the lower chassis is bent downwards to form an inclined surface connected with the bottom surface; still include the extension board, the extension board with underlying chassis fixed connection, the extension board has will the bottom surface links up the linking face with the top surface of the internal rail of cabinet. The utility model adopts the lower chassis to be connected with the cabinet body, provides the bottom support for the handcart when the handcart enters and exits the cabinet, ensures the stability of the entering and exits the cabinet, and simultaneously is provided with the inclined plane, so that the handcart can directly enter the cabinet along the inclined plane and the bottom surface from the bottom surface, and the operation of manual lifting, unloading and the like is not needed, thereby saving time and labor and avoiding the conditions of damage, accidents and the like.

Description

Outer guide rail device

Technical Field

The utility model belongs to the field of handcart guiding devices, and relates to an outer guiding rail device.

Background

At present, the armored movable indoor metal-enclosed switch cabinet is characterized in that the work of the access cabinet of the handcart is mostly assisted by the outer guide rail, the existing outer guide rail products are more personalized, the requirements are inconsistent, the combination stability of the existing outer guide rail products and the switch cabinet body is different, the existing problem is that the connection between the guide surface of the outer guide rail and the bottom surface of the switch cabinet, on which the handcart is arranged, is not smooth, particularly, a cabinet body, on which an inner rail for supporting handcart casters is arranged, the connection between the existing outer guide rail and the inner rail is not smooth, and a neutral gear is arranged, so that the handcart casters fall into the neutral gear in the process of the access cabinet of the handcart, and the situation that the handcart body jolts, is blocked or even tumbles is caused.

Disclosure of Invention

The utility model provides an outer guide rail device for overcoming the defects in the prior art.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the outer guide rail device comprises a lower chassis, wherein the lower chassis is provided with a bottom surface for a handcart to move on, the front end of the lower chassis is connected with a cabinet body, and the rear end of the lower chassis is bent downwards to form an inclined surface connected with the bottom surface; still include the extension board, the extension board with underlying chassis fixed connection, the extension board has will the bottom surface links up the linking face with the top surface of the internal rail of cabinet.

Further, the front end of the lower chassis is provided with a step part, and the step part is provided with a first abutting surface vertically abutted against the cabinet body and a second abutting surface vertically abutted against the cabinet body.

Further, the two sides of the bottom surface are respectively provided with a first baffle, and the two sides of the inclined surface are respectively provided with a second baffle.

Further, the device further comprises a connecting piece, wherein two ends of the connecting piece are welded to the first baffle and the second baffle respectively.

Further, the device also comprises handles, wherein the handles are arranged on two sides of the underlying chassis.

In summary, the utility model has the following advantages:

1) The utility model adopts the lower chassis to be connected with the cabinet body, provides the bottom support for the handcart when the handcart enters and exits the cabinet, ensures the stability of the entering and exits the cabinet, and simultaneously is provided with the inclined plane, so that the handcart can directly enter the cabinet along the inclined plane and the bottom surface from the bottom surface, and the operation of manual lifting, unloading and the like is not needed, thereby saving time and labor and avoiding the conditions of damage, accidents and the like.

2) The utility model is provided with the support plate, the support plate is provided with the connecting surface so as to connect the bottom surface of the lower chassis with the top surface of the guide rail in the cabinet body, and the bottom surface, the connecting surface and the top surface of the inner rail are continuous and stable surfaces, so that the casters of the handcart can be kept to stably enter and exit the cabinet, and the fluctuation, the bump, the blocking or the tilting is avoided.

3) The utility model is provided with the step part, so that the lower chassis can be stably supported on the cabinet body, and the connection between the lower chassis and the cabinet body is maintained by propping forward and backward to limit, thereby avoiding dislocation or separation when a handcart enters and exits the cabinet.

4) The baffle plates are arranged on the two sides of the bottom surface and the inclined surface so as to enhance the supporting strength and the deformation resistance of the bottom surface and the inclined surface when carrying the hand cart.

5) The connecting piece is filled and welded between the first baffle and the second baffle, so that the strength of the bending part between the bottom surface and the inclined surface is well enhanced.

Drawings

Fig. 1 is a schematic structural view of the outer guide rail device of the present utility model when mounted to a cabinet.

Fig. 2 is a schematic view of the outer guide rail device of fig. 1 from another perspective.

Fig. 3 is a cross-sectional view of the outer guide rail arrangement of fig. 1.

Fig. 4 is a schematic diagram illustrating the positional relationship among the bottom surface, the support plate and the inner rail in fig. 1.

The marks in the figure are as follows: 1. a bottom surface; 11. a first baffle; 12. a connecting piece; 2. an inclined plane; 21. a second baffle; 3. a step portion; 31. a first abutment surface; 32. a second abutment surface; 4. a support plate; 41. a joint surface; 5. a handle; 6. a cabinet body; 61. an inner rail.

Detailed Description

Other advantages and effects of the present utility model will become apparent to those skilled in the art from the following disclosure, which describes the embodiments of the present utility model with reference to specific examples. The utility model may be practiced or carried out in other embodiments that depart from the specific details, and the details of the present description may be modified or varied from the spirit and scope of the present utility model. It should be noted that the following embodiments and features in the embodiments may be combined with each other without conflict.

It should be noted that the illustrations provided in the following embodiments merely illustrate the basic concept of the present utility model by way of illustration, and only the components related to the present utility model are shown in the drawings and are not drawn according to the number, shape and size of the components in actual implementation, and the form, number and proportion of the components in actual implementation may be arbitrarily changed for an external guide rail device, and the layout of the components may be more complicated.

All directional indications (such as up, down, left, right, front, rear, lateral, longitudinal … …) in embodiments of the present utility model are merely used to explain the relative positional relationship, movement, etc. between the components in a particular gesture, and if the particular gesture changes, the directional indication changes accordingly; here, the front-rear direction referred to in the present embodiment refers to ab in fig. 1, and the left-right direction refers to cd in fig. 1.

For reasons of installation errors, the parallel relationship referred to in the embodiments of the present utility model may be an approximately parallel relationship, and the perpendicular relationship may be an approximately perpendicular relationship.

As shown in fig. 1 and 3, an external guide rail device comprises a lower chassis, wherein the lower chassis is connected with the bottom of an opening of a cabinet body 6 in the work of putting a handcart into the cabinet, so that the handcart can stably advance into the cabinet body 6 along the lower chassis without operations such as lifting and unloading of operators, time and labor are saved, and meanwhile, the conditions such as damage and accidents in the cabinet putting process are avoided.

Specifically, the lower chassis comprises a bottom surface 1 and an inclined surface 2, the bottom surface 1 is connected with the inclined surface 2, after the lower chassis is connected with the cabinet body 6, the bottom surface 1 is horizontal, the lower end of the inclined surface 2 is connected with the ground in a contact manner, namely, the lower chassis is a combination of a plane formed by a plane plate through a bending process and the inclined surface 2, so that the handcart can move upwards from the ground along the inclined surface 2 to the bottom surface 1, and enter the cabinet body 6 in a horizontal stable posture, so that the handcart can move stably in the whole cabinet entering process without carrying operations such as lifting, unloading and the like.

The lower chassis formed through the bending process is required to bear the requirements that deformation and fracture do not occur under the heavy weight of the handcart, in order to ensure the strength of the lower chassis, vertical baffles are arranged on two sides of the lower chassis, specifically, a first baffle 11 is arranged on two sides of the bottom surface 1, a second baffle 21 is arranged on two sides of the inclined surface 2, the first baffle 11 and the second baffle 21 are formed by bending through the bending process, deformation resistance is further improved through baffles perpendicular to the bottom surface 1 and the inclined surface 2, strength is improved, and the two baffles can also provide lateral support for the handcart when the handcart enters and exits the cabinet, so that the handcart is prevented from toppling.

Moreover, the bending part formed by the bottom surface 1 and the inclined surface 2 is a weak part of the overall strength, and is easy to bend under the stress, so that in the embodiment, the gap between the first baffle 11 and the second baffle 21 on the same side is filled by a connecting piece 12 and is fixed together by welding, and the welding strength is high by full welding, so that when the underlying chassis bears load, the first baffle 11 and the second baffle 21 are propped against each other to bear a large amount of acting force, the deformation resistance of the bending part is improved, and the strength is increased.

For the connection position of the lower chassis and the cabinet body 6, in order to form effective supporting and aligning effects, referring to fig. 2, 3 and 4, the front end of the lower chassis is bent downwards for several times to form a step part 3, so as to be matched with a bending edge on the lower side bottom plate of the opening of the cabinet body 6, so that the step part 3 and the bottom plate or the bending edge of the cabinet body 6 form vertical abutting support, and the level and stability of the bottom surface 1 are ensured; and, there is one of them face to form the face and offset with one of them face of the turn over of the edge of the cabinet body 6 on the step portion 3 too, and then to the support spacing around the chassis of putting down, avoid putting down chassis and cabinet body 6 to break away from, also make things convenient for the alignment around.

In various switch cabinet bodies 6, the inner rail 61 for supporting the casters of the handcart and allowing the casters to move back and forth is arranged in many ways, so that the cabinet is convenient for the handcart to go in and out to a certain extent, but the existing outer guide rails are in various forms, the installation matching effect of the outer guide rails and the cabinet body 6 is defective, a neutral gear is often arranged between the outer guide rails and the inner rail 61 of the cabinet body 6, and when the handcart is put in and out, the casters of the handcart easily fall into the neutral gear, so that unnecessary troubles such as vibration, clamping or tipping are caused.

Therefore, in this embodiment, a support plate 4 is further provided, where the support plate 4 is provided on each of the left and right sides of the lower chassis, and is used to connect the bottom surface 1 with the top surface of the inner rail 61, so that the casters of the handcart can pass through steadily, specifically, the support plate 4 can be fastened on the lower chassis by welding or bolting, and the support plate 4 can be preferably fastened on the plane of the step portion 3, so as to ensure vertical supporting strength, and referring to fig. 4, the top surface of the support plate 4 has a flat connection surface 41, and front and rear sides of the connection surface 41 are respectively connected with the bottom surface 1 and the top surface of the inner rail 61, so as to ensure that the casters can pass through steadily.

The support plate 4 is made by bending a plate, referring to fig. 2, a shape of is formed in this embodiment, and the engagement surface 41 is located on the top surface of the shape of , so that the flatness of the abutment surface is ensured, and the structural strength of the support plate 4 is also ensured; and according to the neutral gear size between the lower chassis and the inner rail 61, the support plates 4 with different sizes can be replaced by detachable connection modes such as bolting so as to adapt to the installation requirement.

The two sides of the lower chassis are also provided with handles 5, the handles 5 are movable handles 5, and the lower chassis has a movable range which is upwards turned from a horizontal position to a vertical position, so that the lower chassis can be better moved and adjusted in position.

It will be apparent that the described embodiments are only some, but not all, embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.

Claims (5)

1. The outer guide rail device comprises a lower chassis, wherein the lower chassis is provided with a bottom surface (1) for a handcart to move on, and is characterized in that the front end of the lower chassis is connected with a cabinet body, and the rear end of the lower chassis is bent downwards to form an inclined surface (2) connected with the bottom surface (1); the novel cabinet is characterized by further comprising a support plate (4), wherein the support plate (4) is fixedly connected with the lower chassis, and the support plate (4) is provided with a joint surface (41) for jointing the bottom surface (1) with the top surface of the inner rail of the cabinet body.

2. An outer guide rail device according to claim 1, characterized in that the front end of the lower chassis is provided with a step (3), the step (3) having a first abutment surface (31) vertically against the cabinet and a second abutment surface (32) vertically against the cabinet.

3. An outer guide rail device according to claim 1, characterized in that both sides of the bottom surface (1) are provided with a first baffle (11) and both sides of the inclined surface (2) are provided with a second baffle (21).

4. An outer guide rail device according to claim 3, further comprising a connecting member (12), both ends of the connecting member (12) being welded to the first baffle (11) and the second baffle (21), respectively.

5. An outer guide rail arrangement according to claim 1, further comprising handles (5), said handles (5) being arranged on both sides of said underlying chassis.