阅读说明：本技术 一种防止倾倒的便于携带式药品检测用试管架 (Prevent portable formula medicine that emptys and detect and use test-tube rack ) 是由 谭楠 于 2021-10-14 设计创作，主要内容包括：本发明公开了一种防止倾倒的便于携带式药品检测用试管架,包括第一底盘、第二底盘与两个固定盘,所述第一底盘与第二底盘底部壁体上分别设有吸附机构,所述吸附机构包括第一吸盘、第二吸盘与两个密封杆,所述第一底盘与第二底盘壁体中还开设有若干个承托槽。本发明所述的一种防止倾倒的便于携带式药品检测用试管架：通过吸附机构的设置,便于将第一底盘与第二底盘固定安装在桌面上,同时,通过密封杆的设置,便于对第一吸盘与第二吸盘进行泄压,进而便于将第一底盘与第二底盘取下。通过连接机构的设置,便于将第一底盘与第二底盘进行组装,同时,通过连接块可伸缩的设置,便于第一底盘单独使用时,保障连接块不影响第一底盘的使用。(The invention discloses a tilting-prevention portable medicine detection test tube rack which comprises a first chassis, a second chassis and two fixed disks, wherein the bottom wall bodies of the first chassis and the second chassis are respectively provided with an adsorption mechanism, the adsorption mechanism comprises a first sucker, a second sucker and two sealing rods, and the wall bodies of the first chassis and the second chassis are also provided with a plurality of supporting grooves. The invention relates to a tilting-prevention portable medicine detection test tube rack, which comprises: through the setting of adsorption equipment, be convenient for with first chassis and second chassis fixed mounting on the desktop, simultaneously, through the setting of sealing rod, be convenient for carry out the pressure release to first sucking disc and second sucking disc, and then be convenient for take off first chassis and second chassis. Through coupling mechanism's setting, be convenient for assemble first chassis and second chassis, simultaneously, through the setting of connecting block telescopic, when being convenient for first chassis used alone, the use on guarantee connecting block does not influence first chassis.)

1. The utility model provides a prevent portable formula medicine test-tube rack for detection that emptys, its characterized in that: comprises a first chassis (1), a second chassis (2) and two fixed disks (3), wherein the bottom wall bodies of the first chassis (1) and the second chassis (2) are respectively provided with an adsorption mechanism (4), the adsorption mechanism (4) comprises a first sucker (5), a second sucker (6) and two sealing rods (7), the wall bodies of the first chassis (1) and the second chassis (2) are also provided with a plurality of supporting grooves (8), the first chassis (1) and the second chassis (2) are respectively provided with a placing groove (9), the first chassis (1) and the second chassis (2) are also respectively provided with a taking groove (10), the first chassis (1) is also provided with a connecting mechanism (11), the connecting mechanism (11) comprises a connecting block (12), a compression cover (13), a first gear (14) and a second gear (15), one side of the second chassis (2) close to the connecting block (12) is provided with a connecting groove (16), two first thread groove (17) have all been seted up to fixed disk (3) bottom, two a plurality of installing port (18) have still all been seted up to fixed disk (3), be equipped with solid fixed ring (19) in installing port (18) respectively, be equipped with supporting mechanism (20) in standing groove (9), supporting mechanism (20) include bracing piece (21), ejector pin (22) and spiral shell piece (23).

2. The anti-toppling portable medicine test tube rack according to claim 1, characterized in that: first sucking disc (5) are equipped with first fixed block (53), first sucking disc (5) and first fixed block (53) are injection moulding as an organic whole, be equipped with second fixed block (54) on second sucking disc (6), second sucking disc (6) and second fixed block (54) are injection moulding as an organic whole, install respectively in first chassis (1) and second chassis (2) bottom first fixed block (53) and second fixed block (54).

3. The anti-toppling portable medicine test tube rack according to claim 2, characterized in that: first mounting grooves (24) are further formed in the first fixing block (53) and the second fixing block (54) respectively, air holes (26) are further formed in the first fixing block (53) and the second fixing block (54) respectively, first telescopic mouths (25) are formed in the first fixing block (53), second telescopic mouths (27) are formed in two sides of the second fixing block (54) respectively, air holes (28) are formed in the sealing rods (7), a stop block (29) is further arranged at one side, close to the air holes (28), of the bottom of each sealing rod (7), the stop block (29) and the sealing rods (7) are integrally formed in an injection mode, a connecting rod (30) is arranged between the two sealing rods (7), and the two sealing rods (7) are fixedly connected through the connecting rod (30).

4. The anti-toppling portable medicine test tube rack according to claim 1, characterized in that: a second mounting groove (31) is formed in the first chassis (1), and a second screw groove (32) is formed in one side of the connecting groove (16).

5. The anti-toppling portable medicine test tube rack according to claim 4, wherein: the connecting block (12) is installed in a second installation groove (31) on one side of a first chassis (1) in an inserting mode, an installation block (33) is further arranged on the connecting block (12), the connecting block (12) and the installation block (33) are integrally formed, sliding grooves (34) are symmetrically formed in the top and the bottom of the installation block (33), two sliding blocks (35) are arranged on a compression cover (13), the sliding blocks (35) and the compression cover (13) are integrally formed, the compression cover (13) is installed in the sliding grooves (34) on the installation block (33) in an inserting mode through the sliding blocks (35), first fixing grooves (36) are formed in one side, opposite to the compression cover (13), of the installation block (33), a compression spring (37) is fixedly installed between the two first fixing grooves (36), a magnetic paste (38) is fixedly installed on the other side of the connecting block (12), and two third installation grooves (39) are further formed in the connecting block (12), the connecting block (12) is provided with a fixing hole (40) on one side of a third mounting groove (39) above, a screw rod (41) is fixedly mounted on one side of the first gear (14), the first gear (14) is installed in the third mounting groove (39) above in a penetrating mode, the second gear (15) is installed in the third mounting groove (39), and the first gear (14) is meshed with the second gear (15) and connected with the third mounting groove.

6. The anti-toppling portable medicine test tube rack according to claim 1, characterized in that: bracing piece (21) below both ends respectively fixed mounting have first fixed axle (42), bracing piece (21) top fixed mounting has dead lever (43), dead lever (43) fixed mounting has first spacing ball (44), flexible groove (45) have been seted up in ejector pin (22), ejector pin (22) alternate through flexible groove (45) and install on dead lever (43), fourth mounting groove (46) have been seted up in spiral shell piece (23), first rotary groove (47) have been seted up in fourth mounting groove (46), spiral shell piece (23) alternate through fourth mounting groove (46) and install on ejector pin (22), first rotary groove (47) in fourth mounting groove (46) alternate and install on ejector pin (22).

7. The anti-toppling portable medicine test tube rack according to claim 1, characterized in that: second fixed slot (48) have been seted up respectively in both sides wall body in fixed disk (3) installing port (18) that correspond, second trough (49) have still been seted up in second fixed slot (48) one side wall body, seted up in second trough (49) inboard wall body a plurality of spacing groove (50), fixed ring (19) both sides fixed mounting respectively has second fixed axle (51) on the wall body, respectively fixed mounting has a plurality of second spacing ball (52) on second fixed axle (51) one side front and back end wall body, and fixed ring (19) are installed in corresponding second fixed slot (48) through two second fixed axles (51) interlude.

Technical Field

The invention relates to the technical field of test tube racks, in particular to a convenient and portable test tube rack for medicine detection, which can prevent toppling.

Background

The test-tube rack is used for placing (also can place the test tube on the test-tube rack sometimes, observe the phenomenon of certain experiment), dry the most basic laboratory glassware in the chemistry laboratory that the test tube was used, however, most test-tube racks all are integrative, be not convenient for carry it when the outward appearance is examined, and simultaneously, traditional test-tube rack does not have fixed establishment when putting, lead to the test-tube rack to slide or empty from the desktop easily, and the fixed disk of most test-tube rack top can not carry out angle modulation, be unfavorable for classifying the not test tube of co-altitude and put.

Disclosure of Invention

The invention aims to provide a portable medicine detection test tube rack capable of preventing toppling, which can effectively solve the problems in the background art.

In order to achieve the purpose, the invention adopts the technical scheme that: a portable medicine detection test tube rack capable of preventing toppling comprises a first chassis, a second chassis and two fixed disks, wherein adsorption mechanisms are arranged on wall bodies at the bottoms of the first chassis and the second chassis respectively, each adsorption mechanism comprises a first sucker, a second sucker and two sealing rods, a plurality of supporting grooves are further formed in wall bodies of the first chassis and the second chassis, placing grooves are formed in the front ends and the rear end wall bodies above the first chassis and the second chassis respectively, picking grooves are further formed in the front ends and the rear end wall bodies of the first chassis and the second chassis respectively, a connecting mechanism is further arranged in a wall body on one side of the first chassis and comprises a connecting block, a compression cover, a first gear and a second gear, a connecting groove is further formed in a wall body close to one side of the connecting block on the second chassis, and first screw grooves are formed in wall bodies around the bottoms of the two fixed disks respectively, two still seted up a plurality of installing port in the fixed disk wall body, be equipped with solid fixed ring in the installing port respectively, first chassis still is equipped with supporting mechanism respectively with the second chassis in the standing groove that corresponds, supporting mechanism includes bracing piece, ejector pin and spiral shell piece.

As a preferred embodiment: the first sucking disc top wall body is provided with a first fixed block, the first sucking disc and the first fixed block are integrally formed through injection molding, the second sucking disc top wall body is provided with a second fixed block, the second sucking disc and the second fixed block are integrally formed through injection molding, and the first fixed block and the second fixed block top wall body are respectively installed on the first chassis and the second chassis bottom wall body through glue adhesion.

As a preferred embodiment: the sealing device is characterized in that first mounting grooves are formed in wall bodies of the first fixing block and the second fixing block respectively, vent holes are formed in wall bodies around the first fixing block and the second fixing block respectively, a first expansion port is formed in a wall body on one side of the first fixing block, second expansion ports are formed in wall bodies on two sides of the second fixing block respectively, two sealing rods penetrate through the second expansion ports on the second fixing block on the top of the corresponding second sucker and are installed in the first expansion ports on one side of the first fixing block in an inserting mode, two sealing rods are respectively clamped and provided with the vent ports in the wall body on the other side of the sealing rods, a stop block is further arranged at the bottom of each sealing rod on the wall body close to one side of the vent port, the stop block and the sealing rods are integrally formed in an injection molding mode, and the wall bodies on one sides of the two sealing rods are fixedly connected through connecting rods.

As a preferred embodiment: the connecting mechanism is characterized in that a second mounting groove is formed in a wall body on one side of the first chassis, and a second spiral groove is formed in a wall body, located on one side of the connecting groove, of the second chassis.

As a preferred embodiment: the connecting block is inserted and installed in a second installation groove on one side of the first chassis through limiting blocks on the front end wall body and the rear end wall body, installation blocks are further arranged on the front end wall body and the rear end wall body on one side of the connecting block, the connecting block and the installation blocks are integrally formed, two sliding grooves are further symmetrically formed in the top wall body and the bottom wall body of the two installation blocks, two sliding blocks are symmetrically arranged on the wall body on one side of the top part and the bottom part in the compression cover, the sliding blocks and the compression cover are integrally formed, the compression cover is inserted and installed in the sliding grooves in the installation blocks through the sliding blocks, first fixing grooves are further respectively formed in the wall body on one side of the installation block, which is opposite to the compression cover, a compression spring is fixedly installed between the two first fixing grooves, a magnetic paste is further fixedly installed on the wall body on the middle position of the other side of the connecting block, and two third installation grooves are further formed in the wall body on the middle position of the connecting block, the connecting block is further provided with a fixing hole in a wall body located on one side of a third mounting groove above the connecting block, a screw rod is fixedly mounted on one side wall body of the first gear, the first gear is installed in the third mounting groove above the connecting block in an inserting mode, the second gear is installed in the third mounting groove below the connecting block in an inserting mode through connecting shafts on two sides, the first gear is connected with the second gear in a meshing mode, the second gear can be driven to rotate through the first gear, and then the screw rod is driven to connect the first chassis and the second chassis together.

As a preferred embodiment: the front end and the rear end wall body below the supporting rod are respectively and fixedly provided with a first fixed shaft, the supporting rod is inserted and arranged in corresponding embedded grooves in corresponding placing grooves on the first chassis and the second chassis through the first fixed shaft, a fixed rod is also fixedly arranged on the top wall body of the supporting rod, a first limit ball is fixedly arranged on the top wall body of the fixed rod, a telescopic groove is arranged in the wall body below the ejector rod, the top rod is inserted and installed on the fixed rod through a telescopic groove, a fourth installation groove is arranged in the wall body below the screw block, a first rotary groove is arranged in the upper wall body in the fourth mounting groove, the screw block is arranged on the top rod in an inserting way through the fourth mounting groove, and the first rotary groove in the fourth mounting groove is inserted and arranged on the rotary block at the top of the ejector rod, and the ejector rod is convenient to perform height adjustment and angle rotation on the fixed rod through the telescopic groove through the arrangement of the first limiting ball.

As a preferred embodiment: the fixed disk has been seted up the second fixed slot respectively in the interior both sides wall body of installing port that corresponds, the second turn trough has still been seted up in a lateral wall body in the second fixed slot, seted up a plurality of spacing groove in the second turn trough medial wall body, fixed mounting has the second fixed axle on the solid fixed ring both sides wall body respectively, fixed mounting has a plurality of second spacing ball on the wall body of second fixed axle one side front and back end respectively, and gu fixed ring alternates through two second fixed axles and install in the second fixed slot that corresponds, through solid fixed ring's setting, the adjustable supporting mechanism of cooperation of being convenient for is adjusted the angle of fixed disk.

Compared with the prior art, the invention has the following beneficial effects:

the invention relates to a tilting-prevention portable medicine detection test tube rack, which comprises:

one, through the setting of adsorption apparatus structure, be convenient for with first chassis and second chassis fixed mounting on the desktop, simultaneously, through the setting of sealing rod, be convenient for carry out the pressure release to first sucking disc and second sucking disc, and then be convenient for take off first chassis and second chassis.

Two, through coupling mechanism's setting, be convenient for assemble first chassis and second chassis, simultaneously, through the setting of connecting block telescopic, when being convenient for first chassis used alone, the use on guarantee connecting block does not influence first chassis.

And thirdly, through the arrangement of the supporting mechanism capable of being accommodated, the fixed disk and the first chassis or the second chassis are conveniently fixedly installed, and meanwhile, through the arrangement of the rotatable fixing ring, the supporting mechanism is conveniently matched to carry out angle adjustment on the fixed disk.

Drawings

FIG. 1 is a schematic exploded view of the main body structure of the present invention;

FIG. 2 is a schematic structural view of a fixing plate according to the present invention;

FIG. 3 is an exploded view of the adsorption mechanism of the present invention;

FIG. 4 is a schematic view of the first and second chucks of the present invention;

FIG. 5 is an exploded view of the coupling mechanism of the present invention;

FIG. 6 is an enlarged view taken at A in FIG. 5;

FIG. 7 is an enlarged view at B in FIG. 5;

FIG. 8 is an exploded view of the support mechanism of the present invention;

FIG. 9 is an exploded view of the screw block structure of the present invention;

fig. 10 is a partially disassembled view of the fixing plate of the present invention.

In the figure: 1. a first chassis; 2. a second chassis; 3. fixing the disc; 4. an adsorption mechanism; 5. a first suction cup; 6. a second suction cup; 7. a sealing rod; 8. a bearing groove; 9. a placement groove; 10. taking the groove; 11. a connecting mechanism; 12. connecting blocks; 13. a compression cap; 14. a first gear; 15. a second gear; 16. connecting grooves; 17. a first screw groove; 18. an installation port; 19. a fixing ring; 20. a support mechanism; 21. a support bar; 22. a top rod; 23. a screw block; 24. a first mounting groove; 25. a first flexible opening; 26. air holes are formed; 27. a second flexible opening; 28. a ventilation opening; 29. a stopper; 30. a connecting rod; 31. a second mounting groove; 32. a second screw groove; 33. mounting blocks; 34. a chute; 35. a slider; 36. a first fixing groove; 37. a compression spring; 38. magnetic pasting; 39. a third mounting groove; 40. a fixing hole; 41. a screw; 42. a first fixed shaft; 43. fixing the rod; 44. a first limit ball; 45. a telescopic groove; 46. a fourth mounting groove; 47. a first rotary groove; 48. a second fixing groove; 49. a second rotary groove; 50. a limiting groove; 51. a second fixed shaft; 52. a second limit ball; 53. a first fixed block; 54. and a second fixed block.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

Example (b): as shown in fig. 1 to 10, a portable medicine inspection tube rack for preventing toppling: be equipped with adsorption apparatus 4 on first chassis 1 and the 2 bottom wall bodies on the second chassis respectively, adsorption apparatus 4 includes first sucking disc 5, second sucking disc 6 and two sealing rod 7, is equipped with first fixed block 53 on the 5 top wall bodies of first sucking disc to first sucking disc 5 and first fixed block 53 are injection moulding as an organic whole, are equipped with second fixed block 54 on the 6 top wall bodies of second sucking disc.

The second suction cup 6 and the second fixing block 54 are integrally injection molded, the top wall bodies of the first fixing block 53 and the second fixing block 54 are respectively adhered and installed on the bottom wall bodies of the first chassis 1 and the second chassis 2 through glue, the wall bodies of the first fixing block 53 and the second fixing block 54 are respectively provided with a first installation groove 24, the peripheral wall bodies of the first fixing block 53 and the second fixing block 54 are respectively provided with a vent hole 26, one side wall body of the first fixing block 53 is provided with a first expansion port 25, the two side wall bodies of the second fixing block 54 are respectively provided with a second expansion port 27, two sealing rods 7 respectively penetrate through the corresponding second expansion ports 27 on the second fixing block 54 on the top of the second suction cup 6 and are inserted and installed in the first expansion ports 25 on one side of the first fixing block 53, the other side wall bodies of the two sealing rods 7 are respectively provided with a vent hole 28, and the bottom parts of the two sealing rods 7 are also provided with a stop block 29 on the wall body close to one side of the vent hole 28.

Dog 29 and sealing rod 7 are injection moulding as an organic whole, still through connecting rod 30 fixed connection between two sealing rod 7 lateral wall bodies, when needs fix first chassis 1 and second chassis 2 on desktop or other platforms, only need to adsorb first chassis 1 and second chassis 2 respectively through two first sucking discs 5 and two second sucking discs 6 on the wall body of bottom both sides and fix on the desktop, can fix first chassis 1 and second chassis 2 on the desktop.

In addition, when the first chassis 1 and the second chassis 2 need to be taken down, the connecting rod 30 on one side of the first chassis 1 and the second chassis 2 is pulled to one side respectively, so that the connecting rod 30 drives the two sealing rods 7 on one side to move to one side respectively, so that the two sealing rods 7 move to one side in the second telescopic openings 27 in the wall bodies of the corresponding second suckers 6 and the first telescopic openings 25 on one sides of the two first suckers 5 respectively, so that the ventilation openings 28 on the sealing rods 7 are positioned in the first mounting grooves 24 in the second fixing blocks 54, meanwhile, the wall body on the other side of the sealing rods 7 moves to one side from the first mounting groove 24 in the first fixing block 53, so that the inner cavity bodies of the first suckers 5 and the second suckers 6 are communicated with the first mounting grooves 24 in the first fixing block 53 and the second fixing block 54 respectively and go through the ventilation holes 26 in the first fixing block 53 and the second fixing block 54, thereby being convenient for taking the first chassis 1 and the second chassis 2 off the table top.

Coupling mechanism 11 includes connecting block 12, compression lid 13, first gear 14 and second gear 15, connecting groove 16 has still been seted up in the wall body that is close to connecting block 12 one side to second chassis 2, coupling mechanism 11 has still seted up second mounting groove 31 in first chassis 1 one side wall body, coupling mechanism 11 has still seted up second spiral shell groove 32 in the wall body that second chassis 2 is located connecting groove 16 one side, connecting block 12 passes through the stopper interlude of front end on the wall body with the back end and installs in the second mounting groove 31 of first chassis 1 one side.

Still be equipped with installation piece 33 on connecting block 12 one side front end and the rear end wall body, connecting block 12 is integrated into one piece with installation piece 33, two spouts 34 have been seted up to the symmetry in two installation piece 33 tops and the bottom wall body, the symmetry is equipped with two sliders 35 on top and the bottom side wall body in the compression lid 13, slider 35 and compression lid 13 are integrated into one piece, and in compression lid 13 installed spout 34 on installation piece 33 through the slider 35 interlude, first fixed slot 36 has still been seted up respectively in the wall body of installation piece 33 and the relative one side of compression lid 13, fixed mounting has compression spring 37 between two first fixed slots 36.

Still fixed mounting has magnet 38 on the wall body of connecting block 12 opposite side intermediate position, still seted up two third mounting grooves 39 in the connecting block 12 intermediate position wall body, connecting block 12 has still seted up fixed orifices 40 in the wall body that lies in top third mounting groove 39 one side, fixed mounting has screw rod 41 on the wall body of first gear 14 one side, and first gear 14 alternates and installs in the third mounting groove 39 of top, second gear 15 then alternates through the connecting axle of both sides and installs in the third mounting groove 39 of below, and first gear 14 links with the meshing of second gear 15.

When the first chassis 1 and the second chassis 2 need to be assembled for use, the connecting block 12 is shifted to one side in the second mounting groove 31 on one side of the first chassis 1 only through the shifting block at the bottom of the connecting block 12, so that one side wall body of the connecting block 12 is shifted out to one side from the second mounting groove 31, then the shifting block at the bottom of the connecting block 12 is pressed, the connecting block 12 and the compression cover 13 on one side of the connecting block are inserted into the connecting groove 16 on one side of the second chassis 2, the second chassis 2 is gradually extruded to one side of the connecting block 12, and then the two compression covers 13 are respectively moved to the mounting block 33 corresponding to one side of the connecting block 12 by the inner wall of the connecting groove 16, and the compression spring 37 between the two compression covers is compressed.

Subsequently, the second gear 15 in the groove at the bottom of the connecting block 12 is shifted, so that the second gear 15 rotates in the third mounting groove 39 at the lower part in the connecting block 12 through the connecting shafts on the two wall bodies, and then the second gear 15 drives the first gear 14 in the third mounting groove 39 at the upper part in the connecting block 12 to rotate, so that the first gear 14 drives the screw rod 41 to rotate, and the screw rod 41 is screwed into the second spiral groove 32 in the connecting groove 16, and then the first chassis 1 is fixedly connected with the second chassis 2.

First chassis 1 still is equipped with supporting mechanism 20 respectively with second chassis 2 in the standing groove 9 that corresponds, and supporting mechanism 20 includes bracing piece 21, ejector pin 22 and spiral shell piece 23, and fixed mounting has first fixed axle 42 respectively on bracing piece 21 below front end and the rear end wall body to bracing piece 21 passes through first fixed axle 42 and alternates to be installed in the embedded groove that corresponds in the standing groove 9 that corresponds on first chassis 1 and second chassis 2, still fixed mounting has dead lever 43 on the wall body of bracing piece 21 top.

Fixed mounting has first spacing ball 44 on the wall body of dead lever 43 top, has seted up flexible groove 45 in the wall body of ejector pin 22 below to ejector pin 22 passes through flexible groove 45 to alternate and installs on dead lever 43, has seted up fourth mounting groove 46 in the wall body of spiral shell piece 23 below, has seted up first groove 47 in the upper portion wall body in fourth mounting groove 46, spiral shell piece 23 alternates through fourth mounting groove 46 and installs on ejector pin 22, and the first groove 47 in fourth mounting groove 46 alternates and installs the commentaries on classics piece at ejector pin 22 top.

When the fixed disk 3 is installed on the first chassis 1 and the second chassis 2, only the support rods 21 in the front and rear end placing grooves 9 of the first chassis 1 and the second chassis 2 need to be opened to one side respectively, so that the support rods 21 rotate by taking the first fixing shaft 42 on the wall body below the support rods 21 as an axis, and further the support rods 21 and the placing grooves 9 are in a vertical state, then, the ejector rod 22 is subjected to height adjustment on the fixing rod 43 through the telescopic groove 45 in the wall body, meanwhile, the rubber material characteristic of the first limiting ball 44 and the inner wall of the telescopic groove 45 are subjected to friction fixation, and then, the screw block 23 is rotated on the rotating block at the top of the ejector rod 22 through the first rotating groove 47 in the fourth installing groove 46 in the wall body, and the screw block 23 is screwed into the first screw groove 17 corresponding to the bottom of the fixed disk 3.

Still seted up a plurality of installing port 18 in two fixed disk 3 wall bodies, be equipped with solid fixed ring 19 in the installing port 18 respectively, second fixed slot 48 has been seted up respectively in the both sides wall body in the installing port 18 that corresponds to fixed disk 3, second turn trough 49 has still been seted up in the interior lateral wall body of second fixed slot 48, a plurality of spacing groove 50 has been seted up in the interior lateral wall body of second turn trough 49, fixed ring 19 fixed mounting has second fixed axle 51 on the wall body of both sides respectively, fixed mounting has a plurality of second spacing ball 52 on the front and back end wall body of second fixed axle 51 one side respectively, and gu fixed ring 19 alternates through two second fixed axles 51 and install in the second fixed slot 48 that corresponds.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.