CN213582001U - High-strength screw for mainboard - Google Patents
High-strength screw for mainboard Download PDFInfo
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- CN213582001U CN213582001U CN202023109550.7U CN202023109550U CN213582001U CN 213582001 U CN213582001 U CN 213582001U CN 202023109550 U CN202023109550 U CN 202023109550U CN 213582001 U CN213582001 U CN 213582001U
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- movably connected
- screw
- gasket
- fixedly connected
- mainboard
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Abstract
The utility model relates to the technical field of screws, in particular to a high-strength screw for a mainboard, which comprises an upper connecting component, wherein a nut is arranged in the upper connecting component, the lower end of the nut is movably connected with a gasket, and the lower end of the gasket is movably connected with the mainboard; the extension assembly comprises a fixed column inside, a movable column is movably connected inside the upper side of the fixed column, and a knob is movably connected to the outer surface of the upper side of the fixed column; lower coupling assembling, the inside chassis that is included of lower coupling assembling, chassis upper end fixedly connected with downside lead screw, downside the outside swing joint of lead screw upside has the spliced pole. The utility model discloses a knob can be so that the activity can be fixed after the extension, carries out the draw-in groove through the fixture block and can be decontroled, realizes the controllable flexible of activity post in the fixed column for when carrying out the installation of mainboard and dismantling, can pull up the mainboard, install fast and dismantle.
Description
Technical Field
The utility model relates to a screw technical field particularly, relates to a high strength screw for mainboard.
Background
The screw is a tool for fastening the parts of the object step by utilizing the physics and mathematical principles of the inclined circular rotation and friction of the object. Screws are a common term for fasteners, a common spoken word. The screw is indispensable industry requisite in daily life: extremely small screws used for cameras, glasses, clocks, electronics, and the like; general screws for televisions, electric appliances, musical instruments, furniture, and the like; large screws and nuts are used for engineering, buildings and bridges; transportation equipment, airplanes, electric cars, automobiles, and the like are used with screws of different sizes. The screw has an important task in industry, and as long as there is industry on earth, the function of the screw is always important. The screw is a common invention in production and life of people for thousands of years, and is the first invention of human according to the application field.
The effect of screw is mainly linked together two work pieces, plays the effect of fastening, and the mainboard needs unsettled with the mainboard with the screw for the mainboard, and one end internal fixation is on the support frame, and the mainboard is fixed to one end.
However, the above solution has the following disadvantages in use:
when carrying out the mainboard fixed, traditional screw can't extend for it is relatively more difficult when installing the mainboard.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a high strength screw for mainboard can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a high-strength screw for a mainboard comprises an upper connecting assembly, wherein a nut is arranged in the upper connecting assembly, the lower end of the nut is movably connected with a gasket, and the lower end of the gasket is movably connected with the mainboard;
the extension assembly comprises a fixed column inside, a movable column is movably connected inside the upper side of the fixed column, and a knob is movably connected to the outer surface of the upper side of the fixed column;
lower coupling assembling, the inside chassis that is included of lower coupling assembling, chassis upper end fixedly connected with downside lead screw, downside the outside swing joint of lead screw upside has the spliced pole.
Preferably, the lower end of the main board is movably connected with a gasket on the lower side, the lower end of the gasket on the lower side is movably connected with a fixed disk, and the lower end of the fixed disk is fixedly connected with a movable column.
Preferably, the screw cap is movably connected with an upper screw rod, and the upper screw rod penetrates through the upper gasket, the main board and a fixed disc fixedly connected in the lower end of the lower main board.
Preferably, a clamping groove is formed in the knob, a first clamping block is movably connected in the clamping groove, a spring is fixedly connected to the lower end of the first clamping block, the lower end of the spring penetrates through a fixed column and is fixedly connected with a movable plate, and a movable column is movably connected to the lower end of the movable plate.
Preferably, spliced pole left side upper end is equipped with spacing hole, downside the inside swing joint of lead screw upside has the connecting rod, the inside swing joint of connecting rod has the gag lever post, the gag lever post passes spacing outside swing joint of hole and has spliced pole and lead screw, connecting rod upper end fixedly connected with activity post.
Compared with the prior art, the utility model discloses following beneficial effect has:
can be so that the activity can be fixed after the extension through the knob, carry out the draw-in groove through the fixture block and can be released, realize the controllable flexible of movable rod in the dead lever for when carrying out the installation and the dismantlement of mainboard, can pull up the mainboard, install fast and dismantle, make work efficiency to improve.
Drawings
Fig. 1 is a schematic view of an overall structure of a high-strength screw for a motherboard according to the present invention;
fig. 2 is a schematic view of a front view internal structure of a high-strength screw for a motherboard according to the present invention;
fig. 3 is a schematic view of the internal structure of the lower connecting component of the high-strength screw for the motherboard according to the present invention;
fig. 4 is the internal structure diagram of the knob of the high-strength screw for the motherboard of the present invention.
In figure 1, an upper connecting assembly; 101. a gasket; 102. a nut; 103. a main board; 2. an extension assembly; 201. A movable post; 202. a knob; 203. fixing a column; 204. a connecting rod; 205. a clamping block; 206. a card slot; 207. a screw rod; 208. fixing the disc; 209. a movable plate; 3. a lower connecting assembly; 301. a chassis; 302. A spring; 303. connecting columns; 304. a limiting hole; 305. a limiting rod.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Examples
As shown in fig. 1-4, a high-strength screw for a motherboard 103 includes an upper connection assembly 1, a nut 102 is included in the upper connection assembly 1, a gasket 101 is movably connected to the lower end of the nut 102, and the motherboard 103 is movably connected to the lower end of the gasket 101;
the extension assembly 2 comprises a fixed column 203 inside the extension assembly 2, a movable column 201 is movably connected inside the upper side of the fixed column 203, and a knob 202 is movably connected on the outer surface of the upper side of the fixed column 203;
lower coupling assembling 3, lower coupling assembling 3 is inside including chassis 301, and chassis 301 upper end fixedly connected with downside lead screw 207, downside lead screw 207 upside outside swing joint has spliced pole 303.
Through the technical scheme, the screw cap 102 in the upper connecting assembly 1 can rotate on the screw rod 207 on the upper side and is fixed through the main board 103 with the height of 101 degrees by the gasket. Swing joint has movable post 201 through the fixed column 203 among the extension subassembly 2, can go up the utility model discloses stretch out and draw back, adapt to different operational environment. The main board 103 may be supported on the bracket by fixing the chassis 301 of the lower connection assembly 3 to the fixing bracket.
In this embodiment, the lower end of the main plate 103 is movably connected with a lower gasket 101, the lower end of the lower gasket 101 is movably connected with a fixed disc 208, and the lower end of the fixed disc 208 is fixedly connected with a movable column 201. The main board 103 can be fixed by fixing the disk 208 and the spacer 101.
In this embodiment, the screw cap 102 is movably connected with an upper screw 207 inside, and the upper screw 207 penetrates through the upper gasket 101, the main plate 103, and a fixing plate 208 is fixedly connected inside the lower end of the lower main plate 103. The nut 102 can be rotated on the upper spindle 207 by means of the upper spindle 207, so that the main plate 103 can be clamped.
In this embodiment, a locking groove 206 is disposed inside the knob 202, a first locking block 205 is movably connected inside the locking groove 206, a spring 302 is fixedly connected to the lower end of the first locking block 205, a movable plate 209 is fixedly connected to the lower end of the spring 302 through the fixed column 203, and a movable column 201 is movably connected to the lower end of the movable plate 209. The knob 202 can fix the activity after extending, and the clamping groove 206 can be released through the clamping block 205, so that the controllable extension and retraction of the movable rod in the fixed rod can be realized.
In this embodiment, the upper end of the left side of the connecting pole 303 is provided with a limiting hole 304, the inside of the upper side of the screw rod 207 on the lower side is movably connected with the connecting pole 204, the inside of the connecting pole 204 is movably connected with a limiting rod 305, the limiting rod 305 passes through the limiting hole 304 and is movably connected with the connecting pole 303 and the screw rod 207, and the upper end of the connecting pole 204 is fixedly connected with the movable pole 201. The lead screw 207 through the downside can carry out swing joint with upside activity post 201, makes the utility model discloses fix on the support frame, pass spacing hole 304 through gag lever post 305 for lead screw 207 can not rotate, prevents that mainboard 103 from falling from the support frame.
This mainboard 103 is with theory of operation of high strength screw: during the use at first can carry out swing joint with upside movable post 201 through lead screw 207 of downside, make the utility model discloses fix on the support frame, pass spacing hole 304 through gag lever post 305 for lead screw 207 can not rotate, prevent that mainboard 103 from falling down from the support frame, lead screw 207 through the upside, nut 102 can rotate on the lead screw 207 of upside, make mainboard 103 can be pressed from both sides tightly, can make the activity can be fixed after the extension through knob 202 at last, carry out draw-in groove 206 through fixture block 205 and can be released, realize the controllable flexible of movable post 201 in fixed column 203.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. A high-strength screw for a motherboard is characterized by comprising
The upper connecting assembly (1), a nut (102) is arranged in the upper connecting assembly (1), a gasket (101) is movably connected to the lower end of the nut (102), and a main board (103) is movably connected to the lower end of the gasket (101);
the extension assembly (2), a fixed column (203) is arranged in the extension assembly (2), a movable column (201) is movably connected to the inner side of the upper side of the fixed column (203), and a knob (202) is movably connected to the outer surface of the upper side of the fixed column (203);
lower coupling assembling (3), lower coupling assembling (3) inside including chassis (301), lead screw (207) of chassis (301) upper end fixedly connected with downside, downside lead screw (207) upside outside swing joint has spliced pole (303).
2. The high-strength screw for a main board according to claim 1, wherein: mainboard (103) lower extreme swing joint has gasket (101) of downside, downside gasket (101) lower extreme swing joint have fixed disk (208), fixed disk (208) lower extreme fixedly connected with activity post (201).
3. The high-strength screw for a main board according to claim 1, wherein: the screw cap (102) is movably connected with a lead screw (207) on the upper side, and the lead screw (207) on the upper side penetrates through the gasket (101) on the upper side, the main board (103) and a fixed disc (208) fixedly connected in the lower end of the main board (103) on the lower side.
4. The high-strength screw for a main board according to claim 1, wherein: the improved structure is characterized in that a clamping groove (206) is formed in the knob (202), a first clamping block (205) is movably connected in the clamping groove (206), a spring (302) is fixedly connected to the lower end of the first clamping block (205), a fixed column (203) is fixedly connected to the lower end of the spring (302), a movable plate (209) is fixedly connected to the lower end of the movable plate (209), and a movable column (201) is movably connected to the lower end of the movable plate (209).
5. The high-strength screw for a main board according to claim 1, wherein: spliced pole (303) left side upper end is equipped with spacing hole (304), the downside the inside swing joint of lead screw (207) upside has connecting rod (204), the inside swing joint of connecting rod (204) has gag lever post (305), gag lever post (305) pass spacing hole (304) outside swing joint have spliced pole (303) and lead screw (207), connecting rod (204) upper end fixedly connected with activity post (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023109550.7U CN213582001U (en) | 2020-12-22 | 2020-12-22 | High-strength screw for mainboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023109550.7U CN213582001U (en) | 2020-12-22 | 2020-12-22 | High-strength screw for mainboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213582001U true CN213582001U (en) | 2021-06-29 |
Family
ID=76549641
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023109550.7U Active CN213582001U (en) | 2020-12-22 | 2020-12-22 | High-strength screw for mainboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213582001U (en) |
-
2020
- 2020-12-22 CN CN202023109550.7U patent/CN213582001U/en active Active
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