Protective frame for protecting control box

Abstract

The utility model relates to the technical field of protective devices, and discloses a protective frame for protecting a control box, which comprises a base, a rectangular table is fixedly connected to the top of the base, a rectangular groove is formed in the top of the rectangular table, two sliding rods are fixedly connected between the two ends of the rectangular groove, and the two ends of the two sliding rods are slidably sleeved with the same rectangular plate. The two ends of each rectangular plate are provided with round holes matched with the sliding rods, holes are formed in the four corners of the rectangular groove, the two ends of the sides, away from each other, of the two rectangular plates are rotationally connected with telescopic rods, each telescopic rod penetrates through the corresponding hole, an inclined hole is formed in the middle of each telescopic rod, and a cylindrical protruding block is slidably connected into each inclined hole. According to the utility model, the periphery of the control box is protected, and when the protective vertical plate on one side is impacted, the four telescopic rods can shrink and compress the damping rods, so that the technical effects of unloading force, reducing impact of impact, ensuring stable operation of the control box and not influencing heat dissipation of the control box are achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of protective devices, in particular to a protective frame for protecting a control box. Background Art

[0002] A control box is a device used to control and protect electrical equipment. It includes one or more control panels, as well as electrical components such as power switches, circuit breakers, relays, and contactors. The main function of a control box is to receive input signals, such as switches and buttons, and control the start, stop, and other operations of electrical equipment according to preset program logic. Control boxes are widely used in industrial automation, building facilities, transportation, and other fields.

[0003] In the prior art, the control box is generally installed directly on the ground for use without any protective device. This causes the control box to be directly damaged on the outside when it is accidentally hit or collided, and causes damage to the internal electrical components, and even causes electrical accidents, resulting in reduced production efficiency. For this reason, a protective frame for protecting the control box is designed. Utility Model Content

[0004] The utility model aims to solve the shortcomings in the prior art and proposes a protective frame for protecting a control box.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A protective frame for protecting a control box, comprising a base, a rectangular platform fixedly connected to the top of the base, a rectangular groove provided on the top of the rectangular platform, two sliding rods fixedly connected between the two ends of the rectangular groove, the two ends of the two sliding rods are slidably sleeved with the same rectangular plate, the two ends of each of the rectangular plates are provided with round holes adapted to the sliding rods, holes are provided at the four corners of the rectangular groove, the two ends of the two rectangular plates away from each other are rotatably connected with a lifting rod, each of the lifting rods passes through the hole, an inclined hole is provided in the middle of each of the lifting rods, a cylindrical protrusion is slidably connected in each of the inclined holes, the bottom of each cylindrical protrusion is fixedly connected to the bottom of the rectangular groove, and the tops of the outer ends of the four lifting rods are fixedly connected with protective vertical plates.

[0007] As a further solution of the utility model, the same damping rod is fixedly connected at both ends of the two rectangular plates, a rack is fixedly connected at the middle of the side where the two rectangular plates are close to each other, a gear is rotatably connected to the middle position of the bottom of the rectangular groove, and the gear is respectively engaged with the two racks. Through the arrangement of the rack and the gear, the two rectangular plates and the four lifting and retracting rods operate synchronously, and when a protective vertical plate is hit, the lifting and retracting rod at that location shrinks, and the four lifting and retracting rods will all shrink to squeeze the damping rod to achieve impact resistance.

[0008] As a further solution of the utility model, a placing table is fixedly connected to the top of the rectangular table, and second fixing holes are opened at four corners of the top of the placing table. The control box is fixedly installed through the second fixing holes.

[0009] As a further solution of the utility model, a groove is provided at the bottom of the base, a lifting plate is arranged in the groove, limit rods are slidably sleeved at both ends of both sides of the top of the lifting plate, four circular holes matching the limit rods are provided on the lifting plate, the bottom of each limit rod is fixedly connected to a limit block, the top of each lifting plate is fixedly connected to the top of the groove, and universal wheels are fixedly connected at the four corners of the bottom of the lifting plate.

[0010] As a further scheme of the present invention, a bidirectional screw is rotatably connected between the two ends of the inner side of the groove near the top, and the threads of the bidirectional screw are symmetrically arranged, and screw blocks are screwed at both ends of the bidirectional screw, and circular holes matching the bidirectional screw are opened at both ends of the screw blocks, and connecting rods are rotatably connected at the bottom of the two screw blocks, and the other ends of the two connecting rods are rotatably connected to the middle position of the top of the lifting plate, and one end of the bidirectional screw passes through the base and is fixedly connected to a handle, and through the arrangement of the bidirectional screw, the screw blocks and the connecting rod, the lifting plate and the universal wheel can be retracted and extended, which is convenient for the movement of the device.

[0011] As a further solution of the utility model, fixing plates are fixedly connected to the bottoms of both ends of the outer side of the base, and first fixing holes are opened on the two fixing plates.

[0012] The beneficial effects of the utility model are:

[0013] The utility model adopts technical means such as rectangular plates, lifting and retracting rods, inclined holes, cylindrical protrusions, damping rods, racks, gears and protective vertical plates. When the control box is hit, the impacting object will connect with one of the protective vertical plates, causing the protective vertical plate and the lifting and retracting rods at that location to shrink, pushing the internal rectangular plate, and through the arrangement of the racks and gears, the two rectangular plates will move synchronously, thereby achieving the shrinkage of the four lifting and retracting rods by a short distance. Under the shrinkage action of the two damping rods, the impact force is buffered and unloaded, so that the impact will not damage the control box, effectively solving the problems raised in the background technology, thereby achieving protection of the control box all around, and when the protective vertical plate on one side is hit, the four lifting and retracting rods will shrink and compress the damping rod to achieve force unloading, reduce the impact of the collision, ensure the stable operation of the control box, and do not affect the technical effect of heat dissipation of the control box.

[0014] The utility model: through the arrangement of a bidirectional screw rod, a screw block, a connecting rod, a lifting plate, a universal wheel, a limit rod and a limit block, when transferring, the handle outside the bidirectional screw rod is rotated to make the two screw blocks approach each other, and the lifting plate is pushed down through the two connecting rods, so that the lifting plate and the universal wheel are lowered relative to the base, so that the user can push the device to move through the universal wheel, which is convenient for the early transportation of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the overall structure of a protective frame for protecting a control box proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of the structure inside a rectangular platform of a protective frame for protecting a control box proposed by the utility model;

[0017] Figure 3 The utility model is a schematic cross-sectional structural diagram of a base of a protective frame for protecting a control box.

[0018] In the figure: 1, base; 101, groove; 2, fixing plate; 201, first fixing hole; 3, rectangular table; 4, placing table; 401, second fixing hole; 5, sliding rod; 6, rectangular plate; 7, lifting and retracting rod; 8, inclined hole; 9, cylindrical protrusion; 10, damping rod; 11, rack; 12, gear; 13, protective vertical plate; 14, two-way screw rod; 15, screw block; 16, connecting rod; 17, lifting plate; 18, universal wheel; 19, limit rod; 20, limit block. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] It should be noted that, in the absence of conflict, the embodiments and features in the embodiments of the present application can be combined with each other. The present utility model will be described in detail below with reference to the accompanying drawings and in combination with the embodiments.

[0021] Reference Figure 1-Figure 3A protective frame for protecting a control box comprises a base 1, a rectangular platform 3 is fixedly connected to the top of the base 1, a rectangular groove is provided on the top of the rectangular platform 3, two sliding rods 5 are fixedly connected between the two ends of the rectangular groove, both ends of the two sliding rods 5 are slidably sleeved with the same rectangular plate 6, both ends of each rectangular plate 6 are provided with round holes adapted to the sliding rod 5, holes are provided at the four corners of the rectangular groove, and both ends of the two rectangular plates 6 away from each other are rotatably connected with a lifting rod 7, each lifting rod 7 passes through the hole, an inclined hole 8 is provided in the middle of each lifting rod 7, a cylindrical protrusion 9 is slidably connected in each inclined hole 8, and the bottom of each cylindrical protrusion 9 is fixedly connected to the bottom of the rectangular groove, and the tops of the outer ends of the four lifting rods 7 are fixedly connected with protective vertical plates 13. The setting of the inclined holes 8 enables the lifting rod 7 to move along the diagonal of the rectangular platform 3 when it is retracted and extended.

[0022] In this embodiment, the same damping rod 10 is fixedly connected at both ends of the two rectangular plates 6, a rack 11 is fixedly connected at the middle of the side where the two rectangular plates 6 are close to each other, a gear 12 is rotatably connected to the middle position of the bottom of the rectangular groove, and the gear 12 is respectively engaged with the two racks 11. Through the arrangement of the rack 11 and the gear 12, no matter which side of the protective vertical plate 13 is hit, the four lifting and retracting rods 7 will shrink to achieve force unloading and reduce the impact of the collision.

[0023] In this embodiment, the top of the rectangular platform 3 is fixedly connected to the placing platform 4, and the four corners of the top of the placing platform 4 are all provided with second fixing holes 401.

[0024] In this embodiment, a groove 101 is provided at the bottom of the base 1, and a lifting plate 17 is arranged in the groove 101. Limit rods 19 are slidably sleeved at both ends of the top of the lifting plate 17. Four round holes adapted to the limit rods 19 are provided on the lifting plate 17. The bottom of each limit rod 19 is fixedly connected to a limit block 20, the top of each lifting plate 17 is fixedly connected to the top of the groove 101, and universal wheels 18 are fixedly connected to the four corners of the bottom of the lifting plate 17.

[0025] In this embodiment, a bidirectional screw rod 14 is rotatably connected between the two ends of the inner side of the groove 101 near the top, and the threads of the bidirectional screw rod 14 are symmetrically arranged, and screw blocks 15 are screwed at both ends of the bidirectional screw rod 14. Both ends of the screw blocks 15 are provided with round holes adapted to the bidirectional screw rod 14, and the bottoms of the two screw blocks 15 are rotatably connected to connecting rods 16, and the other ends of the two connecting rods 16 are rotatably connected to the middle position of the top of the lifting plate 17, and one end of the bidirectional screw rod 14 passes through the base 1 and is fixedly connected to a handle, and the rotation of the bidirectional screw rod 14 causes the universal wheel 18 to retract and extend, accompanying the movement of the device.

[0026] In this embodiment, the bottoms of both ends of the outer side of the base 1 are fixedly connected with fixing plates 2, and the two fixing plates 2 are provided with first fixing holes 201, through which the device is easy to fix.

[0027] Working principle: A protective frame for protecting the control box. When transferring, turn the handle outside the bidirectional screw rod 14 to make the two screw blocks 15 approach each other, and push the lifting plate 17 down through the two connecting rods 16, so that the lifting plate 17 and the universal wheel 18 are lowered relative to the base 1, so that the user can push the device to move through the universal wheel 18. When the installation position is reached, reverse the handle to reset the universal wheel 18. At this time, the device is fixed to the ground through the first fixing hole 201, and then the control box is placed on the placement table 4 and fixed through the second fixing hole 401, realize the fixed installation of the control box, the four protective vertical plates 13 realize the protection of the control box, and do not affect the heat dissipation of the control box. When the control box is hit, the impact object will contact one of the protective vertical plates 13, so that the protective vertical plate 13 and the telescopic rod 7 at that place will shrink, and push the internal rectangular plate 6. Through the setting of the rack 11 and the gear 12, the two rectangular plates 6 will move synchronously, and then the four telescopic rods 7 will shrink a short distance. Under the contraction action of the two damping rods 10, the impact force is buffered and unloaded, so that the impact will not damage the control box.

[0028] For ease of description, spatially relative terms such as "above", "above", "on the upper surface of", "above", etc. may be used here to describe the spatial positional relationship between a device or feature and other devices or features as shown in the figure. It should be understood that spatially relative terms are intended to include different orientations of the device in use or operation in addition to the orientation described in the figure. For example, if the device in the accompanying drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Thus, the exemplary term "above" can include both "above" and "below". The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatially relative descriptions used here are interpreted accordingly.

[0029] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0030] The above description is only the preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, the utility model can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A protective frame for protecting a control box, comprising a base (1), characterized in that: A rectangular platform (3) is fixedly connected to the top of the base (1), a rectangular groove is provided on the top of the rectangular platform (3), two sliding rods (5) are fixedly connected between the two ends of the rectangular groove, the two ends of the two sliding rods (5) are slidably sleeved with the same rectangular plate (6), the two ends of each rectangular plate (6) are provided with round holes matched with the sliding rod (5), the four corners of the rectangular groove are provided with holes, the two ends of the two rectangular plates (6) away from each other are rotatably connected with a telescopic rod (7), each of the telescopic rods (7) passes through the hole, the middle of each telescopic rod (7) is provided with an inclined hole (8), each of the inclined holes (8) is slidably connected with a cylindrical protrusion (9), the bottom of each cylindrical protrusion (9) is fixedly connected to the bottom of the rectangular groove, and the top of the outer ends of the four telescopic rods (7) are fixedly connected with a protective vertical plate (13).

2. The protective frame for protecting the control box according to claim 1, characterized in that: A damping rod (10) is fixedly connected at both ends of the two rectangular plates (6), a rack (11) is fixedly connected at the middle of one side of the two rectangular plates (6) close to each other, a gear (12) is rotatably connected at the middle position of the bottom of the rectangular groove, and the gear (12) is respectively meshed with the two racks (11).

3. The protective frame for protecting the control box according to claim 1, characterized in that: The top of the rectangular platform (3) is fixedly connected to a placement platform (4), and second fixing holes (401) are provided at four corners of the top of the placement platform (4).

4. The protective frame for protecting the control box according to claim 1, characterized in that: The base (1) has a groove (101) at the bottom, a lifting plate (17) is arranged in the groove (101), limiting rods (19) are slidably sleeved at both ends of the top of the lifting plate (17), four round holes matching the limiting rods (19) are arranged on the lifting plate (17), the bottom of each limiting rod (19) is fixedly connected to a limiting block (20), the top of each lifting plate (17) is fixedly connected to the top of the groove (101), and universal wheels (18) are fixedly connected at the four corners of the bottom of the lifting plate (17).

5. The protective frame for protecting the control box according to claim 4, characterized in that: A bidirectional screw rod (14) is rotatably connected between the two inner ends of the groove (101) near the top, and the threads of the bidirectional screw rod (14) are symmetrically arranged. Screw blocks (15) are screwed at both ends of the bidirectional screw rod (14). Round holes matching the bidirectional screw rod (14) are provided at both ends of the screw blocks (15). Connecting rods (16) are rotatably connected at the bottom of the two screw blocks (15). The other ends of the two connecting rods (16) are rotatably connected to the middle position of the top of the lifting plate (17). One end of the bidirectional screw rod (14) passes through the base (1) and is fixedly connected to a handle.

6. The protective frame for protecting the control box according to claim 1, characterized in that: The bottoms of both ends of the outer side of the base (1) are fixedly connected to fixing plates (2), and the two fixing plates (2) are each provided with a first fixing hole (201).

Images