CN115054059B - An anti-rollover device for compact racks - Google Patents

Abstract

The invention relates to a rollover prevention device, in particular to a rollover prevention device for a compact shelf. The invention aims to provide a rollover prevention device for a compact shelf, which can adjust the gravity center and has a supporting function. The invention provides a side-turning prevention device for a compact shelf, which comprises a first sliding rail, the compact shelf, a sealing door, an extending mechanism and the like, wherein the bottom of the compact shelf is connected with the first sliding rail in a sliding manner, the front side of the compact shelf is rotationally connected with the sealing door, the rear side of the compact shelf is rotationally connected with the sealing door for shielding files, and the bottom of the compact shelf is provided with the extending mechanism for adjusting the gravity center. According to the side-turning prevention device for the compact shelf, the motor is started, so that the wheels can move outwards, the supporting area of the compact shelf and the ground is increased, the gravity center of the side-turning prevention device for the compact shelf is adjusted, and during the movement of the compact shelf, the compact shelf can be assisted to move under the action of the wheels, and the compact shelf can be prevented from side turning.

Description

An anti-rollover device for compact racks

Technical field

The invention relates to an anti-rollover device, and in particular to an anti-rollover device for a compact rack.

Background technique

Compact racks generally refer to compact cabinets. Compact cabinets originated in Japan. Compact cabinets are a new type of equipment suitable for storing books and information, files, prices, financial documents, and goods in library reference rooms, archive rooms, sample rooms, etc. of agencies, enterprises and institutions. Compared with traditional bookshelves, shelves, and file racks, Large storage capacity, space saving and more traditional.

At present, when the compact rack is moving, the contact between the bottom slide rail and the box body is small, which easily causes the compact rack to roll over due to the unstable center of gravity. Not only does it pose a safety hazard to people, but also once a rollover occurs, It is easy to cause the documents or items in the compact rack to become confused, and when people take the objects on the upper part of the compact rack, they will hold on to the upper box, which may easily cause the upper part of the compact rack to roll over due to excessive weight.

Therefore, to address the above shortcomings, an anti-rollover device for a compact rack that can adjust the center of gravity and has a supporting function is provided.

Contents of the invention

In order to overcome the problem that the existing compact rack is prone to rollover due to the unstable center of gravity when moving, and people will hold on to the upper box when taking objects on the upper part of the compact rack, causing the upper part of the compact rack to easily roll over due to excessive weight. The object of the present invention is to provide an anti-rollover device for a compact rack that can adjust the center of gravity and has a supporting function.

The present invention is realized through the following technical approaches:

An anti-rollover device for a compact rack, including a first slide rail, a compact rack, a sealed door, an extension mechanism, a support mechanism and a trigger mechanism. The bottom of the compact rack is slidably connected to a first slide rail, and the front side of the compact rack A sealing door is rotatably connected, and a sealing door is rotatably connected to the rear side of the compact rack for covering documents. The bottom of the compact rack is equipped with an extension mechanism for adjusting the center of gravity. The lower part of the compact rack is equipped with a support mechanism for support. Through the support The mechanism is in contact with the ground so that the support mechanism supports the compact frame. The upper part of the compact frame is provided with a trigger mechanism for moving the support mechanism.

As a preferred technical solution of the present invention, the extension mechanism includes a first guide bush, a first slide rod, a fixed shaft, wheels, a rack, a fixed frame, a motor and a gear. The front and rear sides of the compact rack are symmetrically connected to the left and right. The first guide sleeve and the lower part of the first guide sleeve are both slidingly connected to a first slide rod. The front sides of the first slide rods on the front side are connected to a fixed shaft, and the rear sides of the first slide rods on the rear side are also connected to a fixed shaft. The fixed shaft has wheels rotatably connected to both sides of the fixed shaft. The bottom of the fixed shaft is connected to a rack. The bottom of the compact rack is connected to a fixed frame in the middle. The fixed frame is connected to a motor. The output shaft of the motor is connected to a gear. The bars are meshed with the gears, and the gears are driven by the motor, so that when the gears rotate, they drive the racks to move, and the racks drive the fixed shafts and wheels to move.

As a preferred technical solution of the present invention, the support mechanism includes a first guide rod, a slide block and a support block. The lower parts of the left and right sides of the compact rack are symmetrically connected to the first guide rods, and the first guide rods are all sliding. A slide block is connected, and a support block is connected to the outside of the bottom of the slide block. The slide block moves on the first guide rod to drive the support block to move.

As a preferred technical solution of the present invention, the trigger mechanism includes a second guide rod, a trigger rod, a second guide sleeve, a second slide rod, a first elastic member, an oblique rod, a second slide rail and a connecting seat. The upper parts of the left and right sides of the frame are symmetrically connected to the second guide rods. The second guide rods on the left are slidingly connected to the trigger rods. When the sealing door on the upper side rotates, it will come into contact with the trigger rod. The second guide rods on the right There are also trigger rods slidingly connected between the guide rods. The lower parts of the left and right sides of the compact rack are connected with second guide bushes. The second guide bushes are located above the first guide rods. The second guide bushes are slidably connected with the third guide bushes. Two sliding rods, the top of the second sliding rod is connected with an inclined rod, the inclined rod on the left is in contact with the trigger rod on the left, the inclined rod on the right is in contact with the trigger rod on the right, and the second on the left and right sides The top of the guide sleeve is connected to the inclined rods on the left and right sides respectively. A first elastic member is connected to the bottom. The bottom of the second slide rod is connected to a second slide rail. The inside of the top of the slide block is connected to a connecting seat. The upper part of the connecting seat on the left side is connected to the first elastic member. It is slidingly connected to the second slide rail on the left side, and the upper part of the connecting seat on the right side is slidingly connected to the second slide rail on the right side. When the sealing door is opened, the trigger rod is touched, so that the inclined rod, the second slide rod and the The second slide rail moves, the second slide rail squeezes the connecting seat to move, the connecting seat drives the slide block to move, and the first elastic member is used to reset the inclined rod, the second sliding rod, the second slide rail and the connecting seat.

As a preferred technical solution of the present invention, it also includes a fixing mechanism for fixing the upper sealing door. The fixing mechanism includes a third guide bush, a third slide rod, a second elastic member, a first clamping plate and a The third guide rod has a third guide bush symmetrically connected to the upper parts of the left and right sides of the compact rack. The third guide bush is located below the second guide rod. The third guide bush is slidably connected to a third slide rod. The three sliding rods are all connected with a first clamping plate. When the upper sealing door rotates, it will contact the upper part of the adjacent first clamping plate. The third sliding rods are all wound with a second elastic member. One end of the second elastic member Both are connected to the bottom of the adjacent third guide bush, and the other end of the second elastic member is connected to the adjacent first clamping plate. The left and right sides of the top of the compact rack are symmetrically connected to third guide rods, and the upper part of the first clamping plate is connected symmetrically. Both are slidingly connected to the adjacent third guide rod. When the sealing door is opened, it touches the first clamping plate to move the first clamping plate. The second elastic member is used to reset the first clamping plate so that the first clamping plate is stuck. Keep the door sealed.

As a preferred technical solution of the present invention, it also includes a foot pedal mechanism for use by people who are short in height. The foot pedal mechanism includes a fourth guide bush, a fourth slide rod, a pedal and a handle. The left and right sides of the lower part of the compact frame are A fourth guide bush is symmetrically connected front and rear, and a fourth slide rod is connected to the fourth guide bush. A pedal is connected between the fourth slide rods on the front side, and a pedal is also connected between the fourth slide rods on the rear side. The pedal There are handles connected to the outside. The movement of the handle drives the movement of the pedal, and people stand on the pedal to access files.

As a preferred technical solution of the present invention, it also includes a limiting mechanism for fixing the pedal. The limiting mechanism includes a fourth guide rod, a second clamping plate, a third elastic member and a lower pressure plate. The lower parts are both left and right symmetrically connected with fourth guide rods. The fourth guide rods on the front side are slidingly connected with a second clamping plate. The fourth guide rods on the rear side are also slidingly connected with a second clamping plate. The second clamping plates on the side respectively clamp the pedals on the front and rear sides. There are third elastic members connected between the left and right sides of the bottom of the second clamping plate and the compact rack. The third elastic members are wound around the adjacent fourth guide rod. On the top, the left and right sides of the top of the second clamping plate are connected with lower pressure plates. The movement of the lower pressing plate drives the movement of the second clamping plate and releases the fixation of the pedal. The third elastic member is used to reset the second clamping plate and the lower pressure plate. Fixed to pedal.

As a preferred technical solution of the present invention, the pedals are evenly spaced with clamping slots, the second clamping plate on the front side is clamped in the front clamping slot of the front side pedal, and the second clamping plate on the rear side is clamped on the rear side pedal. in the rear card slot.

The invention provides an anti-rollover device for a compact rack, which has the following advantages:

1. The present invention can make the wheels move outward by turning on the motor, thereby increasing the support area between the compact rack and the ground, and thereby adjusting the center of gravity of the anti-rollover device for the compact rack. During the movement of the compact rack, the wheels are moved outward. Under the action of the function, it can not only assist the compact rack to move, but also prevent the compact rack from rolling over.

2. The present invention allows the upper sealing door to contact the trigger rod, so that the support block can move outward, so that the support block contacts the ground, and the support block supports the compact rack, thereby preventing the upper part of the compact rack from being too heavy. A rollover occurred.

3. In the present invention, under the action of the first clamping plate, the upper sealing door is clamped by the first clamping plate, and the upper sealing door can be fixed, thereby preventing the upper sealing door from being reversed and reset.

4. In the present invention, under the action of the pedal, people can access files or items by standing on the pedal, thereby making it convenient for people with short height to access files or items.

Description of drawings

Figure 1 is a schematic three-dimensional structural diagram of the present invention.

Figure 2 is a partial three-dimensional structural schematic diagram of the present invention.

Figure 3 is a schematic diagram of the first three-dimensional structure of the stretching mechanism of the present invention.

Figure 4 is a schematic diagram of the second three-dimensional structure of the stretching mechanism of the present invention.

Figure 5 is a schematic three-dimensional structural diagram of the support mechanism of the present invention.

Figure 6 is a schematic three-dimensional structural diagram of the trigger mechanism of the present invention.

Figure 7 is a schematic three-dimensional structural diagram of the fixing mechanism of the present invention.

Figure 8 is a schematic diagram of the first three-dimensional structure of the pedal mechanism of the present invention.

Figure 9 is a schematic diagram of the second three-dimensional structure of the foot pedal mechanism of the present invention.

Figure 10 is a schematic diagram of the third three-dimensional structure of the foot pedal mechanism of the present invention.

Figure 11 is a schematic three-dimensional structural diagram of the limiting mechanism of the present invention.

The marks in the figure are: 1-first slide rail, 2-compact rack, 3-sealing door, 4-extension mechanism, 401-first guide bush, 402-first slide rod, 403-fixed shaft, 404-wheel, 405-rack, 406-fixed frame, 407-motor, 408-gear, 5-support mechanism, 501-first guide rod, 502-slider, 503-support block, 6-trigger mechanism, 601-second guide Rod, 602-trigger rod, 603-second guide sleeve, 604-second slide rod, 605-first elastic member, 606-oblique rod, 607-second slide rail, 608-connecting seat, 7-fixing mechanism , 701-The third guide bush, 702-The third slide rod, 703-The second elastic member, 704-The first clamping plate, 705-The third guide rod, 8-Foot mechanism, 801-The fourth guide bush, 802 -The fourth slide rod, 803-pedal, 804-handle, 9-limiting mechanism, 901-fourth guide rod, 902-second clamping plate, 903-third elastic member, 904-lower plate, 905-clamping slot .

Detailed ways

The present invention will be further described below in conjunction with the accompanying drawings, and embodiments of the present invention will be given in conjunction with the accompanying drawings.

Example 1

An anti-rollover device for a compact rack, including a first slide rail 1, a compact rack 2, a sealing door 3, an extension mechanism 4, a support mechanism 5 and a trigger mechanism 6. See Figures 1-6. The first slide rail 1 is slidably connected to the left and right sides of the bottom of the rack 2. The upper and lower sides of the front side of the compact rack 2 are symmetrically connected to the left and right rotationally connected to the sealing door 3. By reversing and closing the sealing door 3, the stored items can be stored. Covered, the upper and lower sides of the rear side of the compact rack 2 are symmetrically connected to the left and right and are rotatably connected with a sealed door 3. The bottom of the compact rack 2 is provided with an extension mechanism 4, the lower part of the compact rack 2 is provided with a support mechanism 5, and the upper part of the compact rack 2 is provided with Trigger mechanism 6.

The extension mechanism 4 includes a first guide bush 401, a first sliding rod 402, a fixed shaft 403, a wheel 404, a rack 405, a fixed frame 406, a motor 407 and a gear 408. Refer to Figures 3 and 4, Compact Rack 2 The first guide sleeves 401 are symmetrically welded to the front and rear sides of the bottom. The lower parts of the four first guide sleeves 401 are slidingly connected to first slide rods 402. The two first slide rods 402 on the front side are connected to each other. The fixed shaft 403 is also connected between the two first sliding rods 402 on the rear side. The left and right sides of the two fixed shafts 403 are rotatably connected with wheels 404. The wheels 404 move outward, which can increase the The support area between the compact rack 2 and the ground is large, thereby adjusting the center of gravity of the anti-rollover device for the compact rack. The bottoms of the two fixed shafts 403 are connected with racks 405, and the bottom of the compact rack 2 is connected with a fixed frame 406 in the middle. A motor 407 is bolted to the frame 406, and a gear 408 is connected to the output shaft of the motor 407. Both racks 405 are meshed with the gear 408.

The support mechanism 5 includes a first guide rod 501, a slider 502 and a support block 503. As shown in Figure 5, the lower parts of the left and right sides of the compact rack 2 are symmetrically welded with first guide rods 501 and four first guide rods. Slide blocks 502 are slidingly connected to 501, and support blocks 503 are connected to the outer sides of the bottoms of the four slide blocks 502. By moving the support blocks 503 outward to contact the ground, the compact rack 2 can be supported.

The triggering mechanism 6 includes a second guide rod 601, a trigger rod 602, a second guide sleeve 603, a second sliding rod 604, a first elastic member 605, an inclined rod 606, a second slide rail 607 and a connecting seat 608. See Figure As shown in 6, the upper parts of the left and right sides of the compact rack 2 are symmetrically connected with second guide rods 601, and a trigger rod 602 is slidingly connected between the two second guide rods 601 on the left side. The sealing door 3 and the trigger rod 602 contacts, the support block 503 can move outward. When the four sealing doors 3 on the upper side rotate, they will contact the trigger rod 602. The two second guide rods 601 on the right side are also slidingly connected with the trigger rod 602. Second guide bushes 603 are welded to the lower parts of the left and right sides of the compact rack 2. The second guide bushes 603 are located above the first guide rod 501. The two second guide bushes 603 are both slidably connected to second slide rods 604. The tops of the two second sliding rods 604 are connected with inclined rods 606. The left inclined rod 606 is in contact with the left trigger rod 602, the right inclined rod 606 is in contact with the right trigger rod 602, and the left and right inclined rods 606 are in contact with the left trigger rod 602. A first elastic member 605 is connected between the top of the second guide bush 603 on the side and the oblique rods 606 on the left and right sides respectively. The bottoms of the two second slide rods 604 are connected with second slide rails 607. The four slide blocks 502 There are connecting seats 608 connected to the inside of the top. The upper parts of the two connecting seats 608 on the left are slidingly connected to the second slide rail 607 on the left. The upper parts of the two connecting seats 608 on the right are slidingly connected to the second sliding rail 607 on the right. type connection.

When people need to use the anti-rollover device for compact racks, they first turn on the motor 407 and control the output shaft of the motor 407 to rotate forward, thereby driving the gear 408 to rotate forward, so that the gear 408 drives the rack 405 to move outward, thereby driving the The fixed shaft 403, the first sliding rod 402 and the wheels 404 move outward, thereby increasing the support area between the compact rack 2 and the ground. Then turn off the motor 407, and then people can pull the compact rack 2 to move forward. During this period, the wheels 404 rotate Under the action, it can assist the compact rack 2 to move, and at the same time prevent the compact rack 2 from turning over. When the compact rack 2 moves to the appropriate position, release the compact rack 2, and then pull the sealing door 3 to rotate and open. When the upper side When the sealing door 3 is in contact with the trigger rod 602, the upper sealing door 3 will squeeze the trigger rod 602 and move outward, causing the trigger rod 602 to squeeze the inclined rod 606 and move downward, and the first elastic member 605 will be compressed, thereby driving the second elastic member 605 to move downward. The second slide rod 604 and the second slide rail 607 move downward, causing the second slide rail 607 to squeeze the connection seat 608 and move outward, thus driving the slide block 502 to move outward on the first guide rod 501, thereby driving the support block 503 Move outward to make the support block 503 contact the ground, so that the support block 503 supports the compact rack 2 to prevent it from turning over due to the excessive weight of the upper part of the compact rack 2. Then people can store documents or items in the compact rack 2 , and then push the sealing door 3 to reverse and close. When the upper sealing door 3 is separated from the trigger rod 602, the first elastic member 605 returns to its original state, and the first elastic member 605 drives the inclined rod 606, the second sliding rod 604 and The second slide rail 607 moves upward to reset, causing the oblique rod 606 to squeeze the trigger rod 602 and move inward to reset, so that the second slide rail 607 pulls the connecting seat 608 to move inward and reset, thereby causing the slide block 502 to move inward on the first guide rod. 501 moves inward to reset, thereby driving the support block 503 to move inward and reset, separating the support block 503 from the ground, and then pushes the compact rack 2 to move backward and reset, then turns on the motor 407, and controls the output shaft of the motor 407 to reverse, thereby Drive the gear 408 to reverse, so that the gear 408 drives the rack 405 to move inward and reset, thereby driving the fixed shaft 403, the first slide bar 402 and the wheel 404 to move inward and reset, and then turn off the motor 407. When people need to move the compact rack When taking out the documents or items stored in 2, just repeat the above operation.

Example 2

On the basis of Embodiment 1, a fixing mechanism 7 is also included. The fixing mechanism 7 includes a third guide sleeve 701, a third sliding rod 702, a second elastic member 703, a first clamping plate 704 and a third guide rod 705. , as shown in Figures 1 and 7, the upper parts of the left and right sides of the compact rack 2 are symmetrically welded with third guide bushes 701. The third guide bushes 701 are located below the second guide rod 601. Four third guide bushes 701 A third sliding rod 702 is slidably connected to the upper part of the upper part of the upper part. The upper part of the four third sliding rods 702 is connected to a first clamping plate 704 . The sealing door 3 is clamped by the first clamping plate 704 to fix the sealing door 3 . When the four sealing doors 3 on the side rotate, they will contact the upper part of the adjacent first clamping plate 704. The four third sliding rods 702 are all wrapped with second elastic members 703, and one end of the four second elastic members 703 is in contact with the upper part of the adjacent first clamping plate 704. The adjacent third guide sleeves 701 are connected at the bottom, the other ends of the four second elastic members 703 are connected to the adjacent first clamping plate 704, and the left and right sides of the top of the compact rack 2 are symmetrically connected to third guide rods 705. The upper parts of the first clamping plates 704 are slidingly connected to the adjacent third guide rods 705 .

When the upper sealing door 3 is rotated and opened, the upper sealing door 3 will contact the first clamping plate 704. At this time, the sealing door 3 will squeeze the first clamping plate 704 and move upward, and the second elastic member 703 will be compressed. After the upper sealing door 3 crosses the first clamping plate 704, the second elastic member 703 returns to its original state, and the second elastic member 703 drives the first clamping plate 704 to move downward and reset, so that the first clamping plate 704 blocks the upper sealing plate 704. Door 3, thereby fixing the upper sealing door 3 to prevent the upper sealing door 3 from reversing and resetting. When people need to push the upper sealing door 3 to reverse and close, first pull the first clamping plate 704 to move upward. , the second elastic member 703 is compressed to separate the first clamping plate 704 from the upper sealing door 3, so that the first clamping plate 704 releases the upper sealing door 3, and then people can push the upper sealing door 3 Turn it over to close, then release the first clamping plate 704, the second elastic member 703 returns to its original state, and the second elastic member 703 drives the first clamping plate 704 to move downward and reset.

It also includes a foot pedal mechanism 8. The foot pedal mechanism 8 includes a fourth guide bush 801, a fourth slide rod 802, a pedal 803 and a handle 804. Refer to Figures 1, 8, 9 and 10. The compact rack 2 Fourth guide sleeves 801 are symmetrically welded to the left and right sides of the lower part. The four fourth guide sleeves 801 are connected to fourth slide rods 802. A pedal 803 is connected between the two fourth slide rods 802 on the front side. The pedal 803 is moved to the outside, allowing people with short height to stand on the pedal 803 to access files or items. A pedal 803 is also connected between the two fourth slide bars 802 on the rear side, and the outsides of the two pedals 803 are connected with Handle 804.

When people access files or items in the compact rack 2 because the height is not high enough, they can pull the handle 804 to move outward, thereby driving the pedal 803 to move outward. Then people can stand on the pedal 803 to access files or items, which is convenient. People who are short in height access files or items. After the people access the files or items, they push the handle 804 to move inward and reset, thereby driving the pedal 803 to move inward and reset.

It also includes a limiting mechanism 9. The limiting mechanism 9 includes a fourth guide rod 901, a second clamping plate 902, a third elastic member 903 and a lower pressure plate 904. Refer to Figures 1 and 11, the front and rear sides of the compact rack 2 The fourth guide rods 901 are symmetrically welded to the lower part of the front side. The two fourth guide rods 901 on the front side are slidably connected with a second clamping plate 902. The two fourth guide rods 901 on the rear side are also slidably connected. A second clamping plate 902 is connected, and the pedal 803 can be fixed by clamping the second clamping plate 902. The second clamping plates 902 on the front and rear sides respectively clamp the pedals 803 on the front and rear sides. Third elastic members 903 are connected between the left and right sides of the bottom of the board 902 and the compact rack 2. The four third elastic members 903 are all wound around the adjacent fourth guide rods 901. The two second clamping plates 902 are on the left and right sides. Lower pressure plates 904 are connected to both sides, and the two pedals 803 are spaced with slots 905. The second clamping plate 902 on the front side is clamped in the two slots 905 on the front side of the front pedal 803. The two clamping plates 902 are clamped in the two clamping slots 905 on the rear side of the rear side pedal 803.

When people need to pull the handle 804 to move outward, they first press the lower pressure plate 904 to move downward, thereby driving the second clamping plate 902 to move downward, and the third elastic member 903 is compressed to cause the second clamping plate 902 to leave the slot 905 , so that the second clamping plate 902 releases the pedal 803, and then people can pull the handle 804 to move outward, thereby driving the pedal 803 to move outward, and then release the lower pressure plate 904. Under the elastic force of the third elastic member 903, The second clamping plate 902 and the lower pressing plate 904 are moved upward, so that the second clamping plate 902 contacts the pedal 803. When the second clamping plate 902 is aligned with the clamping groove 905, the third elastic member 903 returns to its original state, and the third elastic member 903 drives the second clamping plate 902 and the lower pressure plate 904 to move upward and reset, so that the second clamping plate 902 blocks the pedal 803, thereby fixing the pedal 803. When people need to push the handle 804 to move inward and reset, press the lower pressure plate 904 again. Move downward to make the second clamping plate 902 release the pedal 803, and then people can push the handle 804 inward to move and reset, thereby driving the pedal 803 to move inward and reset, and release the lower pressure plate 904 again. When the second clamping plate 902 and When the slots 905 are aligned again, the third elastic member 903 returns to its original state, and the third elastic member 903 drives the second clamping plate 902 and the lower pressure plate 904 to move upward and reset, so that the second clamping plate 902 blocks the pedal 803.

Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art will understand that various changes, modifications, and substitutions can be made to these embodiments without departing from the principles and spirit of the invention. and variants.

Claims (5)

1. An anti-rollover device for a compact rack, including a first slide rail (1), a compact rack (2) and a sealed door (3). The bottom of the compact rack (2) is slidingly connected to the first slide rail (1), the front side of the compact rack (2) is rotatably connected to a sealing door (3), and the rear side of the compact rack (2) is also rotatably connected to a sealing door (3) for covering documents. It is characterized by that it also includes There is an extension mechanism (4), a support mechanism (5) and a trigger mechanism (6). The bottom of the compact rack (2) is provided with an extension mechanism (4) for adjusting the center of gravity. The lower part of the compact rack (2) is provided with a support for supporting the function. The mechanism (5) contacts the ground through the support mechanism (5), so that the support mechanism (5) supports the compact frame (2). The upper part of the compact frame (2) is provided with a triggering mechanism (5) for moving the support mechanism (5). 6); The extension mechanism (4) includes a first guide bush (401), a first slide rod (402), a fixed shaft (403), a wheel (404), a rack (405), a fixed frame (406), and a motor (407). and gear (408), the front and rear sides of the bottom of the compact frame (2) are symmetrically connected to first guide bushes (401), and the lower parts of the first guide bushes (401) are slidingly connected to first slide rods (402). A fixed shaft (403) is connected to the front side of the first sliding rod (402) on the side, and a fixed shaft (403) is also connected to the rear side of the first sliding rod (402) on the rear side. The fixed shaft (403) is connected to the left and right sides. Wheels (404) are rotatably connected to both sides, a rack (405) is connected to the bottom of the fixed shaft (403), a fixed frame (406) is connected to the middle of the bottom of the compact rack (2), and a fixed frame (406) is connected to Motor (407), a gear (408) is connected to the output shaft of the motor (407), the rack (405) is meshed with the gear (408), and the gear (408) is driven by the motor (407) to rotate the gear (408) When the rack (405) is driven, the rack (405) drives the fixed shaft (403) and the wheel (404) to move; The support mechanism (5) includes a first guide rod (501), a slider (502) and a support block (503). The lower parts of the left and right sides of the compact rack (2) are symmetrically connected to the first guide rod (501). Slide blocks (502) are slidingly connected to the first guide rod (501), and support blocks (503) are connected to the outside of the bottom of the slide blocks (502). The slide blocks (502) are mounted on the first guide rod (501). Movement drives the support block (503) to move; The triggering mechanism (6) includes a second guide rod (601), a trigger rod (602), a second guide sleeve (603), a second sliding rod (604), a first elastic member (605), and an inclined rod (606). ), the second slide rail (607) and the connecting seat (608), the upper parts of the left and right sides of the compact rack (2) are symmetrically connected to the second guide rod (601), and the second guide rod (601) on the left There is a trigger rod (602) slidingly connected between them. When the upper sealing door (3) rotates, it will contact the trigger rod (602). The second guide rod (601) on the right side is also slidingly connected with a trigger rod (602). 602), the lower parts of the left and right sides of the compact rack (2) are connected with second guide bushes (603), the second guide bushes (603) are located above the first guide rod (501), and on the second guide bushes (603) They are all slidingly connected with a second slide rod (604), and the top of the second slide rod (604) is connected with an oblique rod (606). The left oblique rod (606) is in contact with the left trigger rod (602). , the inclined rod (606) on the right side is in contact with the trigger rod (602) on the right side, and the top of the second guide sleeve (603) on the left and right sides is connected to the inclined rod (606) on the left and right sides respectively. An elastic member (605), the bottom of the second slide rod (604) are connected to the second slide rail (607), the inside of the top of the slide block (502) is connected to a connecting seat (608), and the connecting seat (608) on the left The upper part is slidingly connected to the second slide rail (607) on the left side, and the upper part of the connecting seat (608) on the right side is slidingly connected to the second slide rail (607) on the right side, and is touched when the sealed door (3) is opened. The trigger rod (602) moves the inclined rod (606), the second slide rod (604) and the second slide rail (607). The second slide rail (607) squeezes the connecting seat (608) to move, and the connecting seat (608) moves. 608) drives the slider (502) to move, and the first elastic member (605) is used to reset the inclined rod (606), the second slider (604), the second slide rail and the connecting seat (608). 2. An anti-rollover device for compact racks according to claim 1, characterized in that it also includes a fixing mechanism (7) for fixing the upper sealing door (3). The fixing mechanism (7) 7) It includes the third guide bush (701), the third sliding rod (702), the second elastic member (703), the first clamping plate (704) and the third guide rod (705), and the left and right sides of the compact rack (2) The upper parts of both sides are symmetrically connected with a third guide bush (701). The third guide bush (701) is located below the second guide rod (601). The third guide bush (701) is slidably connected with a third guide bush (701). The sliding rod (702) and the third sliding rod (702) are both connected with the first clamping plate (704). When the upper sealing door (3) rotates, it will contact the upper part of the adjacent first clamping plate (704). The third slide rods (702) are all wound with second elastic members (703). One end of the second elastic members (703) is connected to the bottom of the adjacent third guide bush (701). The second elastic members (703) The other end of the compact rack (2) is connected to the adjacent first clamping plate (704). The left and right sides of the top of the compact rack (2) are symmetrically connected to the third guide rod (705). The upper part of the first clamping plate (704) is connected to the adjacent first clamping plate (704). The third guide rod (705) is slidingly connected, and when the sealing door (3) is opened, it touches the first clamping plate (704), causing the first clamping plate (704) to move, and the second elastic member (703) is used for the first clamping plate (704). The first clamping plate (704) is reset, so that the first clamping plate (704) blocks the sealing door (3). 3. An anti-rollover device for a compact rack according to claim 2, characterized in that it also includes a foot pedal mechanism (8) for use by people with insufficient height, and the foot pedal mechanism (8) includes a The fourth guide bush (801), the fourth slide rod (802), the pedal (803) and the handle (804). The left and right sides of the lower part of the compact rack (2) are symmetrically connected to the fourth guide bush (801). The guide bushes (801) are connected with fourth slide rods (802), the fourth slide rods (802) on the front side are connected with pedals (803), and the fourth slide rods (802) on the rear side are also connected with each other. There is a pedal (803), and a handle (804) is connected to the outside of the pedal (803). The movement of the handle (804) drives the movement of the pedal (803), and a person stands on the pedal (803) to access files. 4. An anti-rollover device for a compact rack according to claim 3, characterized in that it also includes a limiting mechanism (9) for fixing the pedal (803), and the limiting mechanism (9) includes The fourth guide rod (901), the second clamping plate (902), the third elastic member (903) and the lower pressure plate (904), the lower parts of the front and rear sides of the compact rack (2) are symmetrically connected to the left and right fourth guide rods ( 901), a second clamping plate (902) is slidably connected between the fourth guide rods (901) on the front side, and a second clamping plate (902) is also slidably connected between the fourth guide rods (901) on the rear side. ), the second clamping plates (902) on the front and rear sides respectively clamp the pedals (803) on the front and rear sides, and third elastics are connected between the left and right sides of the bottom of the second clamping plate (902) and the compact rack (2) (903), the third elastic member (903) is wound around the adjacent fourth guide rod (901), and the left and right sides of the top of the second clamping plate (902) are connected with lower pressure plates (904). (904) moves, driving the second clamping plate (902) to move, releasing the fixation of the pedal (803), and the third elastic member (903) is used to reset the second clamping plate (902) and the lower pressure plate (904), and re-align the pedal (803). The pedal (803) is fixed. 5. An anti-rollover device for compact racks according to claim 4, characterized in that the pedals (803) are evenly spaced with clamping slots (905), and the second clamping plate (902) on the front side It is stuck in the front slot (905) of the front pedal (803), and the second clamping plate (902) on the rear side is stuck in the rear slot (905) of the rear pedal (803).