CN218768017U

CN218768017U - Anticollision computer housing

Info

Publication number: CN218768017U
Application number: CN202222679531.0U
Authority: CN
Inventors: 陈静
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-10-12
Filing date: 2022-10-12
Publication date: 2023-03-28
Anticipated expiration: 2032-10-12

Abstract

The utility model belongs to the technical field of the computer shell, concretely relates to anticollision computer shell, the power distribution box comprises a box body, movable window one has been seted up on the chamber door, portable mechanism has been installed to the top of box, ventilation mechanism has all been installed to the both sides of box, bounce ball one has all been installed to upper and lower both ends four corners department in the box, spring one has all been installed to the middle department of adjacent bounce ball one, spring one's one end fixed connection box's upper and lower both ends, the other end of spring one is the outside of fixed stop board one and baffle two respectively, clamping mechanism has been installed to baffle one and baffle two's inboard, clamping mechanism's outside connecting spring two, the inside both sides of spring two fixed connection box, spring two is installed in the middle of bounce ball two, bounce ball two is installed in the inside both sides four corners department of box, it is too ordinary common to solve the chassis shell who generally sees on the existing market now, can only bear the function of host computer inner member, and computer case very receives the collision easily in actual life, cause the damage problem of inner member easily.

Description

Anticollision computer housing

Technical Field

The utility model belongs to the technical field of the computer shell, concretely relates to anticollision computer shell.

Background

The case is a carrier of most parts of the computer, sometimes the case is mistakenly used as a central processing unit, a mainboard and the like, the case is a general name of internal components of the case, the case generally comprises a shell, a bracket, various switches on a panel, an indicator light and the like, the case is used as one part of computer accessories, and the case plays a main role in placing and fixing the computer accessories and plays a role in supporting and protecting.

However, the case casing commonly seen in the market is too common, and can only complete the function of bearing the internal components of the host, and the computer case is very easy to be collided in real life, which easily causes the damage of the internal components.

SUMMERY OF THE UTILITY MODEL

To above problem, the utility model aims to: the anti-collision computer shell solves the problem that the case shell commonly seen in the market is too common and can only complete the function of bearing the internal elements of a host, and the computer case is very easy to collide in actual life to easily cause the damage of the internal elements.

In order to realize the purpose, the utility model adopts the technical scheme that: the utility model provides an anticollision computer shell, includes the box, one side hinged joint chamber door of box, movable window one has been seted up on the chamber door, portable mechanism has been installed to the top of box, ventilation mechanism has all been installed to the both sides of box, bounce ball one has all been installed to upper and lower both ends four corners department in the box, and the middle department of adjacent bounce ball one has all installed spring one, the upper and lower both ends of one end fixed connection box of spring one, and the other end of spring one is the outside of fixed stop one and baffle two respectively, clamping mechanism has been installed to the inboard of baffle one and baffle two, and the inboard of baffle two has installed anti-skidding silica gel layer, clamping mechanism's outside connecting spring two, and the inside both sides of spring two fixed connection box, spring two installs in the middle of bounce ball two, bounce ball two installs at the inside both sides four corners department of box.

The utility model has the advantages that:

when the host needs to be placed in the box body, the clamping plate is pressed towards two sides, the spring II arranged on the outer side of the clamping plate contracts immediately, then the host is placed on the baffle II, the anti-slip silica gel layer on the baffle II can better enable the host to be placed on the baffle II stably, then a hand is loosened from the clamping plate, after the hand is separated from the clamping plate, the spring II connected with the hand is free of pressure and extends, so that the host placed on the inner side of the clamping plate is clamped and fixed, the sucking disc can be firmly sucked on two sides of the host to enable the host to be fixed better, then the sliding rod is adjusted according to the heat dissipation position of the host, the sliding block is firstly dragged to enable the fixed block to be separated from the limiting clamping groove, the spring III contracts immediately, then the sliding block slides up and down to enable the sliding rod to move, the heat dissipation position of the host is not shielded, after the sliding block is slid to the proper position, the sliding block is loosened to enable the sliding rod III to slide in the through groove I, the fixed block connected with the limiting block is embedded into the limiting clamping groove, so that the sliding rod is adjusted, the air bag I and the air bag II can perform elastic buffering, and the host can be protected.

The first baffle, the first spring and the first elastic ball which are arranged on the outer side of the first baffle, and the second spring and the second elastic ball which are arranged on the outer side of the clamping plate can buffer and protect the host machine.

In order to move the host in the box body conveniently:

as a further improvement of the above technical solution: the portable mechanism comprises recess, pivot one, expansion plate, pivot two, logical groove two, the top of box is seted up flutedly, both sides all rotate through a pivot in the recess and connect the rotary drum, the one end of the inboard equal fixed connection expansion plate of rotary drum, pivot two has been installed to the other end junction of expansion plate, logical groove two has all been seted up on the expansion plate, the expansion plate comprises lagging and inner panel, inner panel sliding connection lagging.

The beneficial effect of this improvement does: when the host computer in the box needs to be removed, upwards scratch the finger and move logical groove two, the expansion plate rotates through pivot one promptly for the expansion plate in both sides upwards arches, thereby leaves the space in the expansion plate in both sides, can insert the finger from leading to the inslot two, and pivot two is held to the palm, thereby mentions the box, removes the host computer in the box.

In order not to influence the heat dissipation effect of the host computer:

as a further improvement of the above technical solution: the ventilation mechanism is composed of a heat dissipation window and three baffles, the heat dissipation window is formed in each of the two sides of the box body, the three baffles are installed in the heat dissipation window, and the three baffles are in an inclined state.

The beneficial effect of this improvement does: the third baffle is an oblique angle, so that the third baffle is not in a closed state, air can flow into the box from a gap between the third baffle, a host in the box can dissipate heat more conveniently, the third baffle can also form blocking protection for the host in the box, and the host is directly subjected to contact damage in a heat dissipation window when collision occurs.

In order to clamp the host computer and not influence the heat dissipation window of the host computer:

as a further improvement of the above technical solution: clamping mechanism comprises splint, gasbag one, sucking disc, logical groove one, sliding block, slide bar, baffle, gasbag two, stopper, spring three, fixed block, a plurality of sucking disc has all been installed at both ends about the inboard of splint, gasbag one has all been installed at splint inboard both ends, logical groove one has been seted up to the one end of splint, it has a plurality of slide bar and rather than sliding connection to run through in logical groove one, the one end fixed connection sliding block of slide bar, and the width of expansion plate > the width that leads to groove one, one side of the other end fixed connection stopper of slide bar, the opposite side fixed connection fixed block of stopper, in the fixed block embedding spacing draw-in groove, the other end at splint is seted up to spacing draw-in groove, one side of one side fixed connection baffle of slide bar, gasbag two has been installed to the opposite side of baffle, slide bar one end is cup jointed and has been installed spring three, the one end fixed connection baffle of spring three.

The beneficial effect of this improvement does: when the host needs to be placed in the box body, the clamping plate is pressed towards two sides, the spring II arranged on the outer side of the clamping plate contracts immediately, then the host is placed on the baffle II, the anti-slip silica gel layer on the baffle II can better enable the host to be placed on the baffle II stably, then a hand is loosened from the clamping plate, after the hand is separated from the clamping plate, the spring II connected with the hand is free of pressure and extends, so that the host placed on the inner side of the clamping plate is clamped and fixed, the sucking disc can be firmly sucked on two sides of the host to enable the host to be fixed better, then the sliding rod is adjusted according to the heat dissipation position of the host, the sliding block is firstly dragged to enable the fixed block to be separated from the limiting clamping groove, the spring III contracts immediately, then the sliding block slides up and down to enable the sliding rod to move, the heat dissipation position of the host is not shielded, after the sliding block is slid to the proper position, the sliding block is loosened to enable the sliding rod III to slide in the through groove I, the fixed block connected with the limiting block is embedded into the limiting clamping groove, so that the sliding rod is adjusted, the air bag I and the air bag II can perform elastic buffering, and the host can be protected.

In order not to influence the wire insertion while protecting the host:

as a further improvement of the above technical solution: and a second movable window is arranged on the rear side of the box body, and a hinge is arranged in the second movable window.

The beneficial effect of this improvement does: after moving the host computer to the assigned position in with the box, through upwards sliding the hinge, expose activity window two, can make the usb interface of the required inserted electric wire behind the host computer expose when activity window two exposes to connect the interface through penetrating activity window two with the electric wire.

In order to increase the friction force of the box body and make the box body not easy to incline:

as a further improvement of the above technical solution: and four corners of the bottom of the box body are fixedly connected with anti-skidding blocks.

The beneficial effect of this improvement does: the anti-skid block can prevent the box body from tilting, thereby reducing the possibility of damage to the internal host after the box body tilts.

The parts of the device not involved are the same as or can be implemented using prior art.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the present invention;

FIG. 3 is a schematic sectional view of the box body of the present invention;

FIG. 4 is a schematic structural view of the clamping mechanism of the present invention;

FIG. 5 is a schematic view of the structure of the rotating rod of the present invention;

fig. 6 is a rear view of the present invention;

FIG. 7 is a schematic view of the structure of the portable device of the present invention;

in the figure: 1. a box body; 2. a box door; 3. a first active window; 4. a hand-held mechanism; 5. a heat dissipation window; 6. a first baffle plate; 7. a second baffle plate; 8. a baffle III; 9. an anti-slip silica gel layer; 10. a clamping mechanism; 11. a second elastic ball; 12. a second spring; 13. a first spring; 14. a first elastic ball; 15. a limiting clamping groove; 16. a second movable window; 17. a hinge; 18. anti-skid blocks; 19. a splint; 20. a first air bag; 21. a suction cup; 22. a first through groove; 23. a slider; 24. a slide bar; 25. a partition plate; 26. a second air bag; 27. a limiting block; 28. a third spring; 29. a fixed block; 30. a groove; 31. a first rotating shaft; 32. a retractable plate; 33. a second rotating shaft; 34. a second through groove; 35. and a ventilation mechanism.

Detailed Description

The following detailed description of the present invention is given for the purpose of better understanding technical solutions of the present invention by those skilled in the art, and the present description is only exemplary and explanatory and should not be construed as limiting the scope of the present invention in any way.

Example 1:

as shown in fig. 1, as a further optimization of the above embodiment, an anti-collision computer housing includes a box 1, one side of the box 1 is hinged to a box door 2, a movable window i 3 is disposed on the box door 2, a lifting mechanism 4 is disposed above the box 1, ventilation mechanisms 35 are disposed on both sides of the box 1, a first bouncing ball 14 is disposed at four corners of upper and lower ends in the box 1, a first spring 13 is disposed at a middle position of an adjacent first bouncing ball 14, one end of the first spring 13 is fixedly connected to upper and lower ends of the box 1, the other end of the first spring 13 is respectively fixed to outer sides of a first baffle 6 and a second baffle 7, a clamping mechanism 10 is disposed on inner sides of the first baffle 6 and the second baffle 7, an anti-slip silica gel layer 9 is disposed on an inner side of the second baffle 7, an outer side of the clamping mechanism 10 is connected to a second spring 12, and the second spring 12 is fixedly connected to both sides in the box 1, the second spring 12 is disposed in the middle of the second bouncing ball 11, and the second bouncing ball 11 is disposed at four corners of both sides in the box 1.

Example 2:

as shown in fig. 7, as a further optimization of the above embodiment, an anti-collision computer housing includes a box 1, one side of the box 1 is hinged to a box door 2, a movable window i 3 is disposed on the box door 2, a lifting mechanism 4 is disposed above the box 1, ventilation mechanisms 35 are disposed on both sides of the box 1, a first bouncing ball 14 is disposed at four corners of upper and lower ends in the box 1, a first spring 13 is disposed at a middle position of an adjacent first bouncing ball 14, one end of the first spring 13 is fixedly connected to upper and lower ends of the box 1, the other end of the first spring 13 is respectively fixed to outer sides of a first baffle 6 and a second baffle 7, a clamping mechanism 10 is disposed on inner sides of the first baffle 6 and the second baffle 7, an anti-slip silica gel layer 9 is disposed on an inner side of the second baffle 7, an outer side of the clamping mechanism 10 is connected to a second spring 12, and the second spring 12 is fixedly connected to both sides in the box 1, the second spring 12 is disposed in the middle of the second bouncing ball 11, and the second bouncing ball 11 is disposed at four corners of both sides in the box 1. Portable mechanism 4 comprises recess 30, pivot 31, expansion plate 32, two 33 of pivot, logical groove two 34, recess 30 has been seted up to the top of box 1, both sides all rotate through pivot 31 in the recess 30 and connect the rotary drum, the inboard equal fixed connection expansion plate 32's of rotary drum one end, two 33 of pivot have been installed to the other end junction of expansion plate 32, logical groove two 34 have all been seted up on the expansion plate 32, expansion plate 32 comprises lagging and inner panel, inner panel sliding connection lagging.

Example 3:

as shown in fig. 1, as a further optimization of the above embodiment, an anti-collision computer housing includes a box 1, one side of the box 1 is hinged to a box door 2, a movable window i 3 is disposed on the box door 2, a lifting mechanism 4 is disposed above the box 1, ventilation mechanisms 35 are disposed on both sides of the box 1, a first bouncing ball 14 is disposed at four corners of upper and lower ends in the box 1, a first spring 13 is disposed at a middle position of an adjacent first bouncing ball 14, one end of the first spring 13 is fixedly connected to upper and lower ends of the box 1, the other end of the first spring 13 is respectively fixed to outer sides of a first baffle 6 and a second baffle 7, a clamping mechanism 10 is disposed on inner sides of the first baffle 6 and the second baffle 7, an anti-slip silica gel layer 9 is disposed on an inner side of the second baffle 7, an outer side of the clamping mechanism 10 is connected to a second spring 12, and the second spring 12 is fixedly connected to both sides in the box 1, the second spring 12 is disposed in the middle of the second bouncing ball 11, and the second bouncing ball 11 is disposed at four corners of both sides in the box 1. The ventilation mechanism 35 is composed of a heat dissipation window 5 and three baffles 8, the heat dissipation window 5 is arranged on each of two sides of the box body 1, the three baffles 8 are arranged in the heat dissipation window 5, and the three baffles 8 are inclined.

Example 4:

as shown in fig. 2-5, as a further optimization of the above embodiment, an anti-collision computer housing includes a box body 1, one side of the box body 1 is hinged to a box door 2, a movable window one 3 is disposed on the box door 2, a lifting mechanism 4 is disposed above the box body 1, ventilation mechanisms 35 are disposed on both sides of the box body 1, a first bouncing ball 14 is disposed at four corners of upper and lower ends in the box body 1, a first spring 13 is disposed at a middle position of the adjacent first bouncing ball 14, one end of the first spring 13 is fixedly connected to upper and lower ends of the box body 1, the other end of the first spring 13 is respectively fixed to outer sides of a first baffle 6 and a second baffle 7, a clamping mechanism 10 is disposed on inner sides of the first baffle 6 and the second baffle 7, an anti-slip silica gel layer 9 is disposed on an inner side of the second baffle 7, an outer side of the clamping mechanism 10 is connected to a second spring 12, and the second spring 12 is fixedly connected to two sides inside the box body 1, the second spring 12 is disposed in a middle of the second bouncing ball 11, and the second bouncing ball 11 is disposed at four corners of two sides inside the box body 1. Clamping mechanism 10 comprises splint 19, gasbag one 20, sucking disc 21, lead to groove one 22, sliding block 23, slide bar 24, baffle 25, gasbag two 26, stopper 27, spring three 28, fixed block 29, a plurality of sucking disc 21 has all been installed at both ends about the inboard of splint 19, gasbag one 20 has all been installed at splint 19 inboard both ends, lead to groove one 22 has been seted up to splint 19's one end, it has a plurality of slide bar 24 and rather than sliding connection to run through in leading to groove one 22, the one end fixed connection sliding block 23 of slide bar 24, and the width of expansion plate 32 > the width that leads to groove one 22, one side of the other end fixed connection stopper 27 of slide bar 24, the opposite side fixed connection fixed block 29 of stopper 27, fixed block 29 imbeds in limiting clamping groove 15, limiting groove 15 sets up the other end at splint 19, one side fixed connection baffle 25 of slide bar 24 is installed, gasbag two 26 have been installed to the opposite side of baffle 25, slide bar 24 one end cup joints spring three 28, the one end fixed connection baffle 25 of spring three 28.

Example 5:

as shown in fig. 6, as a further optimization of the above embodiment, an anti-collision computer housing includes a box 1, one side of the box 1 is hinged to a box door 2, a movable window i 3 is disposed on the box door 2, a lifting mechanism 4 is disposed above the box 1, ventilation mechanisms 35 are disposed on both sides of the box 1, a first bouncing ball 14 is disposed at four corners of upper and lower ends in the box 1, a first spring 13 is disposed at a middle position of an adjacent first bouncing ball 14, one end of the first spring 13 is fixedly connected to upper and lower ends of the box 1, the other end of the first spring 13 is respectively fixed to outer sides of a first baffle 6 and a second baffle 7, a clamping mechanism 10 is disposed on inner sides of the first baffle 6 and the second baffle 7, an anti-slip silica gel layer 9 is disposed on an inner side of the second baffle 7, an outer side of the clamping mechanism 10 is connected to a second spring 12, and the second spring 12 is fixedly connected to both sides in the box 1, the second spring 12 is disposed in the middle of the second bouncing ball 11, and the second bouncing ball 11 is disposed at four corners of both sides in the box 1. A second movable window 16 is arranged on the rear side of the box body 1, and a hinge 17 is arranged in the second movable window 16.

Example 6:

as shown in fig. 6, as a further optimization of the above embodiment, an anti-collision computer housing includes a box 1, one side of the box 1 is hinged to a box door 2, a movable window i 3 is disposed on the box door 2, a lifting mechanism 4 is disposed above the box 1, ventilation mechanisms 35 are disposed on both sides of the box 1, a first bouncing ball 14 is disposed at four corners of upper and lower ends in the box 1, a first spring 13 is disposed at a middle position of an adjacent first bouncing ball 14, one end of the first spring 13 is fixedly connected to upper and lower ends of the box 1, the other end of the first spring 13 is respectively fixed to outer sides of a first baffle 6 and a second baffle 7, a clamping mechanism 10 is disposed on inner sides of the first baffle 6 and the second baffle 7, an anti-slip silica gel layer 9 is disposed on an inner side of the second baffle 7, an outer side of the clamping mechanism 10 is connected to a second spring 12, and the second spring 12 is fixedly connected to both sides in the box 1, the second spring 12 is disposed in the middle of the second bouncing ball 11, and the second bouncing ball 11 is disposed at four corners of both sides in the box 1. The four corners of the bottom of the box body 1 are fixedly connected with anti-skid blocks 18.

The utility model discloses a theory of operation and use flow: when the device is used, the box door 2 is pulled firstly, when a host needs to be placed in the box body 1, the clamping plates 19 are pressed towards two sides, the spring II 12 arranged on the outer sides of the clamping plates 19 contracts immediately, then the host is placed on the baffle II 7, the anti-skidding silica gel layer 9 on the baffle II 7 can better enable the host to be stably placed on the baffle II 7, then the hand is loosened from the clamping plates 19, after the hand is separated from the clamping plates 19, the spring II 12 connected with the hand does not have pressure and extends, so that the host placed on the inner sides of the clamping plates 19 is clamped and fixed, the suction cups 21 can firmly suck the two sides of the host to better fix the host, then the sliding rods 24 are adjusted according to the heat dissipation position of the host, the sliding blocks 23 are pulled firstly to enable the fixing blocks 29 to be separated from the limiting clamping grooves 15, the spring III 28 contracts immediately, then the sliding blocks 23 slide up and down to drive the sliding rods 24 to move, the heat dissipation position of the host is not blocked, after the host slides to a proper position, the sliding block 23 is loosened to enable the spring III 28 to immediately extend, the sliding rod 24 slides in the through groove I22, the fixing block 29 connected with the limiting block 27 is embedded into the proper limiting clamping groove 15, so that the sliding rod 24 is adjusted, the air bag I20 and the air bag II 26 can be elastically buffered, the host is protected, when the host in the box body 1 needs to move, the through groove II 34 is upwards scratched by fingers, the expansion plates 32 rotate through the rotating shaft I31, the expansion plates 32 on two sides are upwards arched, so that gaps are reserved in the expansion plates 32 on two sides, the fingers can be inserted from the through groove II 34, the rotating shaft II 33 is held by a palm, the box body 1 is lifted, the host in the box body 1 is moved, and the spring I13 arranged outside the baffle I6 and the baffle II 7 in the moving process, the first elastic ball 14 and the second elastic ball 12 and the second elastic ball 11 arranged outside the clamping plate 19 can buffer and protect a host, after the first elastic ball 14 and the second elastic ball are moved to a designated position, the hinge 17 slides upwards to expose the second movable window 16, when the second movable window 16 is exposed, a usb interface of an electric wire required to be inserted behind the host can be exposed, so that the electric wire is connected with the interface by penetrating the second movable window 16, the first movable window 3 arranged on the box door 2 can also be inserted into the electric wire to be connected with the host, the anti-skidding block 18 arranged at the bottom of the box body 1 can prevent the box body 1 from being inclined, the possibility of damage to the internal host caused by the inclined box body 1 is reduced, when the host runs, heat can be emitted, the angles of the baffle plates three 8 of the ventilation mechanisms on the two sides of the box body 1 are oblique angles, so that the adjacent baffle plates three 8 are not in a closed state, so that air can flow into the box body 1 from gaps between the baffle plates three 8, the host in the box body 1 can radiate heat more conveniently, and the host can also form blocking protection from being directly damaged in the heat radiation window 5 when collision occurs.

Claims

1. An anti-collision computer housing, characterized by: including box (1), one side hinged joint chamber door (2) of box (1), movable window one (3) have been seted up on chamber door (2), portable mechanism (4) have been installed to the top of box (1), ventilation mechanism (35) have all been installed to the both sides of box (1), bounce ball one (14) have all been installed to both ends four corners department about in box (1), and the middle department of adjacent bounce ball one (14) has all installed spring one (13), the upper and lower both ends of the one end fixed connection box (1) of spring one (13), and the other end difference fixed stop one (6) of spring one (13) and the outside of baffle two (7), clamping mechanism (10) have been installed to the inboard of baffle one (6) and baffle two (7), and the inboard of baffle two (7) has installed silica gel layer (9), the outside of clamping mechanism (10) connects spring two (12), and spring two (12) fixed connection inside both sides of box (1), spring two (12) are in the middle of bounce ball two (11), two bounce balls (11) install inside both sides of box (11).

2. The anti-collision computer housing of claim 1, wherein: portable mechanism (4) are by recess (30), pivot one (31), expansion plate (32), pivot two (33), lead to groove two (34) and constitute, recess (30) have been seted up to the top of box (1), both sides all rotate through pivot one (31) in recess (30) and connect the rotary drum, the one end of the equal fixed connection expansion plate (32) of rotary drum inboard, pivot two (33) have been installed to the other end junction of expansion plate (32), lead to groove two (34) have all been seted up on expansion plate (32), expansion plate (32) comprise lagging and inner panel, inner panel sliding connection lagging.

3. The anti-collision computer housing of claim 1, wherein: ventilation mechanism (35) comprise heat dissipation window (5), three (8) baffles, heat dissipation window (5) have all been seted up to the both sides of box (1), installed three (8) of a plurality of baffle in heat dissipation window (5), and three (8) baffles states is the tilt state.

4. The anti-collision computer housing of claim 1, wherein: the clamping mechanism (10) is composed of a clamping plate (19), a first air bag (20), suckers (21), a first through groove (22), sliding blocks (23), sliding rods (24), a partition plate (25), a second air bag (26), limiting blocks (27), a third spring (28) and a fixing block (29), wherein the suckers (21) are arranged at the upper end and the lower end of the inner side of the clamping plate (19), the first air bag (20) is arranged at the two ends of the inner side of the clamping plate (19), the first through groove (22) is formed in one end of the clamping plate (19), the sliding rods (24) penetrate through the first through groove (22) and are in sliding connection with the first through groove, the sliding blocks (23) are fixedly connected at one end of the sliding rods (24), the width of a telescopic plate (32) is larger than that of the first through groove (22), the limiting blocks (27) are fixedly connected at the other end of the sliding rods (24), the fixing block (29) is fixedly connected at the other end of the limiting clamping groove (15), the partition plate (24) is connected with the second air bag (25), and the spring (28) is arranged at one end of the partition plate (25), one end of the spring III (28) is fixedly connected with the partition plate (25).

5. The anti-collision computer housing of claim 1, wherein: a movable window II (16) is arranged on the rear side of the box body (1), and a hinge (17) is installed in the movable window II (16).

6. The anti-collision computer housing of claim 1, wherein: the four corners of the bottom of the box body (1) are fixedly connected with anti-skidding blocks (18).