CN208106925U - A kind of L-type does not fall the die casting bolt of pearl - Google Patents

Abstract

The utility model discloses the die casting bolts that a kind of L-type does not fall pearl,Solves present L-type die casting bolt,Metal balls are easy to fall,It is easy to appear impression,And inconvenient problem with use,It includes metal bar,Empty slot is offered inside the metal bar side,Metal bar side top and bottom ends run through empty slot top and bottom ends and offer through-hole,Perforation through-hole is equipped with fixation kit on the inside of empty slot,Turntable is provided in the middle part of fixation kit,Arc connection sheet is uniformly fixed on the outside of turntable,Arc connection sheet is hinged with connecting rod far from turntable one end,Connecting rod is hinged with mobile column far from arc connection sheet one end,Mobile column bottom outside is fixed with spacing collar,Reset spring is socketed between being located on the inside of spacing collar top and empty slot on the outside of mobile column,Mobile column penetrates through top and is embedded with metal balls,Metal bar is socketed with handle outside the other side,Perforation metal bar and handle side are fixed with shaft in the middle part of fixation kit,Shaft is socketed with bearing outside two sides.

Description

A kind of L-type does not fall the die casting bolt of pearl

Technical field

The utility model relates to bolt technical field, specially a kind of L-type does not fall the die casting bolt of pearl.

Background technique

Bolt is an indispensable part in a kind of audio engineering, and the die casting bolt that modern L-type does not fall pearl is usually metal , bolt is generally divided into two parts, and a part has mobilizable bar, and another part is a pin hole, is also bolt " nose Youngster ", present L-type die casting bolt, when in use, metal balls are easy to fall, and are easy to appear impression and inconvenient to use.

So how to design the die casting bolt that a kind of L-type does not fall pearl, becoming us will currently be solved the problems, such as.

Utility model content

For above situation, to overcome the shortcomings of existing technologies, it is slotting that the utility model provides a kind of die casting that L-type does not fall pearl Pin, the present L-type die casting bolt of effective solution, when in use, metal balls are easy to fall, and are easy to appear impression, and Inconvenient problem with use.

To achieve the above object, the utility model provides the following technical solutions：Including metal bar, in the metal bar side Portion offers empty slot, and metal bar side top and bottom ends run through empty slot top and bottom ends and offer through-hole, penetrates through through-hole on the inside of empty slot Fixation kit is installed, turntable is provided in the middle part of fixation kit, is uniformly fixed with arc connection sheet, arc connection sheet on the outside of turntable It is hinged with connecting rod far from turntable one end, connecting rod is hinged with mobile column, mobile column bottom outside far from arc connection sheet one end It is fixed with spacing collar, is located between spacing collar top and empty slot inside on the outside of mobile column and is socketed with reset spring, mobile column perforation Top is embedded with metal balls, and handle, perforation metal bar and handle side in the middle part of fixation kit are socketed with outside the metal bar other side It is fixed with shaft, shaft is socketed with bearing outside two sides；

Shaft perforation handle one end is fixed with Rotational Cylindrical, and side is uniformly hinged with rotating bar outside Rotational Cylindrical, rotates The other side is uniformly provided with limiting slot outside column, is located at Rotational Cylindrical top position on the outside of handle and offers slideway, on the inside of slideway One end is provided with sliding block, sliding block is fixed with gag lever post far from slideway one end；

The handle perforation bottom outside is connected with metal contact wires, and metal contact wires are connected with installation far from handle one end Piece.

The utility model structure is simple, and metal balls are installed using embedded, prevents metal balls from falling, and increases gold The flexibility for belonging to ball prevents impression by fixation kit, by the use of Rotational Cylindrical, is easy to use.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings：

Fig. 1 is the utility model overall structure diagram；

Fig. 2 is the partial enlarged view of A in the utility model Fig. 1；

Fig. 3 is the utility model fixation kit structural schematic diagram.

Specific embodiment

1-3 is described in further details specific embodiment of the present utility model with reference to the accompanying drawing.

It is provided by Fig. 1-3, the utility model includes metal bar 1, and empty slot 2, metal bar 1 are offered inside 1 side of metal bar Side top and bottom ends run through 2 top and bottom ends of empty slot and offer through-hole 3, and perforation through-hole 3 is equipped with fixation kit 4 on the inside of empty slot 2, Turntable 41 is provided in the middle part of fixation kit 4,41 outside of turntable is uniformly fixed with arc connection sheet 42, and arc connection sheet 42 is separate to be turned 41 one end of disk is hinged with connecting rod 43, and connecting rod 43 is hinged with mobile column 44,44 bottom of mobile column far from 42 one end of arc connection sheet It is fixed with spacing collar 45 on the outside of portion, is located between 2 inside of 45 top of spacing collar and empty slot on the outside of mobile column 44 and is socketed with reset bullet Spring 46, mobile column 44 penetrate through top and are embedded with metal balls 47, are socketed with handle 5 outside 1 other side of metal bar, in fixation kit 4 Portion's perforation metal bar 1 and 5 side of handle are fixed with shaft 6, and shaft is socketed with bearing 7 outside 6 two sides；

Shaft 6 penetrates through 5 one end of handle and is fixed with Rotational Cylindrical 8, and 8 outside side of Rotational Cylindrical is uniformly hinged with rotating bar 9, rotation The 8 outside other side of column is uniformly provided with limiting slot 10, is located at 8 top position of Rotational Cylindrical on the outside of handle 5 and offers slideway 11, sliding One end is provided with sliding block 12 on the inside of road 11, sliding block 12 is fixed with gag lever post 13 far from 11 one end of slideway；

Handle 5 penetrates through bottom outside and is connected with metal contact wires 14, and metal contact wires 14 are connected with peace far from 5 one end of handle Load 15.

For the ease of the normal use of mobile column 44,44 top of mobile column is through 3 top of through-hole.

For the ease of the use of metal bar 1, in order to increase service life, metal bar 1 is a kind of stainless steel material component.

For the ease of the use of handle 5, handle 5 is a kind of aluminium material component, offers anti-skid chequer on the outside of handle 5.

For the ease of increasing the flexibility of metal balls 47,47 lower outside of metal balls and 44 inside top of mobile column it Between be provided with lubricating oil film.

For the ease of protecting metal contact wires 14, antirust sleeve is socketed on the outside of metal contact wires 14.

For the ease of the normal rotation of fixation kit 4, it is connect by turntable 41 with 6 other end of shaft in the middle part of fixation kit 4.

Working principle：When the utility model is used, shaft 6 is rotated backward around bearing 7, the counter-rotating belts of shaft 6 Turn disk 41 is rotated backward on the inside of empty slot 2, and turntable 41 is rotated backward through 43 band of arc connection sheet 42 and connecting rod Dynamic mobile column 44 moves down in through-hole 3, and moving down for mobile column 44 stretches reset spring 46, works as movement It when the metal balls 47 on 44 top of column are completely moved in through-hole 3, is fixed, carries out insertion bolt or bolt is extracted into work Make, after being inserted into bolt, release and fix, by the reset response of reset spring 46, drives mobile column 44 is past in through-hole 3 to move up It is dynamic, in order to drive the metal balls 47 in mobile column 44 that work is fixed, while passing through connecting rod 43 and arc connection sheet 42 are rotated forward, in order to the position before being restored to；

When in use, rotating bar 9 is rotated, is mutually perpendicular to rotating bar 9 with Rotational Cylindrical 8, then by rotation Rotational Cylindrical 8 Rotating bar 9 rotated, rotate Rotational Cylindrical 8 in order to easily pass through rotating bar 9, Rotational Cylindrical 8 easily passes through shaft 6 with turn Disk 41 is rotated, and in order to complete the rotation work of forward and reverse, when turning to suitable position, stop operating rotating bar 9, move down sliding block 12, moves sliding block 12 in slideway 11, so that gag lever post 13 be driven to move down, makes gag lever post 13 enter in limiting slot 10, in order to fixation, finally rotate rotating bar 9, at the front position for turning to rotating bar 9, pass through Sliding block 12 is moved, up in order to release fixed work；

By being provided with metal contact wires 14, it is easy to use and places, by being provided with installation sheet 15, be conducive to entirely insert The installation of pin, in order to use.

The utility model has following benefit compared with prior art：1) metal balls are installed using embedded, are prevented Only metal balls are fallen, and increase the flexibility of metal balls；2) by fixation kit, metal balls are moved on into inside, prevent with External contact generates impression to outside；3) convenient to rotate easily by the use of Rotational Cylindrical, in order to use.

Finally it should be noted that：The above descriptions are merely preferred embodiments of the present invention, is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (7)

1. a kind of L-type does not fall the die casting bolt of pearl, including metal bar (1), it is characterised in that：Inside metal bar (1) side It offers empty slot (2), metal bar (1) side top and bottom ends run through empty slot (2) top and bottom ends and offer through-hole (3), empty slot (2) Inside perforation through-hole (3) is equipped with fixation kit (4), is provided with turntable (41) in the middle part of fixation kit (4), on the outside of turntable (41) Even to be fixed with arc connection sheet (42), arc connection sheet (42) is hinged with connecting rod (43), connecting rod far from turntable (41) one end (43) it is hinged with mobile column (44) far from arc connection sheet (42) one end, mobile column (44) bottom outside is fixed with spacing collar (45), it is socketed with reset spring (46) between being located on the outside of mobile column (44) on the inside of spacing collar (45) top and empty slot (2), it is mobile Column (44) penetrates through top and is embedded with metal balls (47), is socketed with handle (5) outside metal bar (1) other side, in fixation kit (4) Portion perforation metal bar (1) and handle (5) side is fixed with shaft (6), is socketed with bearing (7) outside shaft (6) two sides；

Shaft (6) perforation handle (5) one end is fixed with Rotational Cylindrical (8), and the external side of Rotational Cylindrical (8) is uniformly hinged with rotation Bar (9), the external other side of Rotational Cylindrical (8) are uniformly provided with limiting slot (10), and Rotational Cylindrical (8) upper position is located on the outside of handle (5) The place of setting offers slideway (11), is provided with sliding block (12) on the inside of slideway (11) through one end, and sliding block (12) is far from slideway (11) one End is fixed with gag lever post (13)；

Handle (5) the perforation bottom outside is connected with metal contact wires (14), and metal contact wires (14) are far from handle (5) one end It is connected with installation sheet (15).

2. the die casting bolt that a kind of L-type according to claim 1 does not fall pearl, it is characterised in that：Mobile column (44) top End is at the top of through-hole (3).

3. the die casting bolt that a kind of L-type according to claim 1 does not fall pearl, it is characterised in that：The metal bar (1) is one Kind stainless steel material component.

4. the die casting bolt that a kind of L-type according to claim 1 does not fall pearl, it is characterised in that：The handle (5) is one kind Aluminium material component, handle (5) outside offer anti-skid chequer.

5. the die casting bolt that a kind of L-type according to claim 1 does not fall pearl, it is characterised in that：The metal balls (47) Lubricating oil film is provided between lower outside and mobile column (44) inside top.

6. the die casting bolt that a kind of L-type according to claim 1 does not fall pearl, it is characterised in that：The metal contact wires (14) outside is socketed with antirust sleeve.

7. the die casting bolt that a kind of L-type according to claim 1 does not fall pearl, it is characterised in that：In the fixation kit (4) Portion is connect by turntable (41) with shaft (6) other end.