CN207500297U - A kind of bolt being easily installed - Google Patents

Abstract

The utility model discloses a kind of bolts being easily installed,Including nut,Catch bar,Screw rod and rotating arm,It is characterized in that,The rotating arm stretches pivoted arm including level-one,Two level is stretched pivoted arm,Three-level stretches pivoted arm and level Four is stretched pivoted arm,Screw rod is welded with below the nut,The hollow structure of the nut,Connection catch is fixed on the outside of the nut,The side of the connection catch is fixed with sliding part,The sliding part is connected with level-one and stretches pivoted arm,The level-one, which is stretched, is fixed with connection catch on the outside of pivoted arm,The sliding part is connected with two level and stretches pivoted arm,The two level, which is stretched, is fixed with connection catch on the outside of pivoted arm,The sliding part is connected with three-level and stretches pivoted arm,The three-level, which is stretched, is fixed with connection catch on the outside of pivoted arm,This kind of utility model is by being provided with telescopic rotating arm,It is more convenient to assemble up,Volume smaller.

Description

A kind of bolt being easily installed

Technical field

The utility model is related to bolt technical field, specially a kind of bolt being easily installed.

Background technology

Bolt：Machine components, the cylindrical threaded fastener of adapted nut.External screw thread (is carried by head and screw rod Cylinder) a kind of fastener dimerous, need to coordinate with nut, for being fastenedly connected two parts with through-hole. This type of attachment claims to be bolted.As nut is screwed off, and can separate the two parts from bolt, therefore it is bolted It is to belong to be detachably connected.Previous bolt is installed in the case of no tool, very bothersome hard.

Utility model content

The purpose of this utility model is to provide a kind of bolts being easily installed, and solve the problems, such as that background technology proposes.

To achieve the above object, the utility model provides following technical solution：A kind of bolt being easily installed, including spiral shell Mother, catch bar, screw rod and rotating arm, the rotating arm including level-one stretch pivoted arm, two level stretch pivoted arm, three-level stretch pivoted arm and Level Four is stretched pivoted arm, screw rod is welded with below the nut, the hollow structure of the nut, the outside of the nut, which is fixed, to be set There is a connection catch, the side of the connection catch is fixed with sliding part, and the sliding part is connected with level-one and stretches pivoted arm, described Level-one, which is stretched, is fixed with connection catch on the outside of pivoted arm, and the sliding part is connected with two level and stretches pivoted arm, and the two level is stretched It is fixed with connection catch on the outside of pivoted arm, the sliding part is connected with three-level and stretches pivoted arm, and the three-level is stretched the outer of pivoted arm Side is fixed with connection catch, and the sliding part is connected with level Four and stretches pivoted arm.

Preferably, the level Four stretch pivoted arm inside fix dig have through-hole, screw thread, the promotion are carved with inside through-hole The outside of bar is equipped with catch bar screw thread, and the catch bar is threadedly attached in level Four and stretches pivoted arm, the catch bar up and down Both ends are fixed with hand pressing part.

Preferably, it is fixed with blocking cylinder above the screw rod.

Preferably, it is fixed with screw rod fixed thread on the outside of the screw rod.

Compared with prior art, the beneficial effects of the utility model are：This kind of utility model is by being provided with Multi-stage rotary Arm, the end of rotating arm can fix catch bar, and catch bar is conducive to people and bolt is installed in the case of no tool, And rotating arm can stretch, and the size of volume can be regulated and controled.

Description of the drawings

Fig. 1 is a kind of structure diagram for the bolt being easily installed of the utility model；

Fig. 2 is the structure diagram that catch is connected in a kind of bolt being easily installed of the utility model；

Fig. 3 is that stretch pivoted arm, level Four of three-level is stretched pivoted arm and catch bar in a kind of bolt being easily installed of the utility model Structure diagram.

In figure：1- nuts, 2- level-ones are stretched pivoted arm, and 3- two levels are stretched pivoted arm, and 4- three-levels are stretched pivoted arm, and 5- level Four, which is stretched, to be turned Arm, 6- catch bars, 7- screw rod fixed threads, 8- screw rods, 9- blocking cylinders, 10- catch bar screw threads, 11- hand pressing parts, 12- Connect catch, 13- sliding parts, 14- rotating arms.

Specific embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained shall fall within the protection scope of the present invention.

- 3 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of bolt being easily installed, including nut 1, Catch bar 6, screw rod 8 and rotating arm 14, the rotating arm 14 stretch including level-one stretch pivoted arm 3, three-level of pivoted arm 2, two level of stretching Pivoted arm 4 and level Four are stretched pivoted arm 5, and the lower section of the nut 1 is welded with screw rod 8, the hollow structure of the nut 1, the nut 1 Outside be fixed with connection catch 12, it is described connection catch 12 side be fixed with sliding part 13, the sliding part 13 connects It is connected to level-one to stretch pivoted arm 2, the stretch outside of pivoted arm 2 of the level-one is fixed with connection catch 12, and the sliding part 13 connects There is two level to stretch pivoted arm 3, the stretch outside of pivoted arm 3 of the two level is fixed with connection catch 12, and the sliding part 13 is connected with Three-level is stretched pivoted arm 4, and the stretch outside of pivoted arm 4 of the three-level is fixed with connection catch 12, and the sliding part 13 is connected with four The flexible pivoted arm 5 of grade.

The level Four stretch pivoted arm 5 inside fix dig have through-hole, screw thread is carved with inside through-hole, the catch bar 6 Outside is equipped with catch bar screw thread 10, and the catch bar 6 is threadedly attached in level Four and stretches pivoted arm 5, the catch bar 6 up and down Both ends are fixed with hand pressing part 11, and hand pressing part 11 drives rotating arm 14 to be rotated after being pressed, the screw rod 8 Top is fixed with blocking cylinder 9, and blocking cylinder 9 rotates to the end always for placing bolt, and the outside of the screw rod 8, which is fixed, to be set There is screw rod fixed thread 7, screw rod fixed thread 7 is used to combine fixed effect with other devices.

Operation principle：Screw rod 8 is injected in the object for needing combination fixed thereto, rotating arm 14 is pulled open, level-one is stretched Stretch pivoted arm 3, three-level of pivoted arm 2, two level stretches pivoted arm 4 and level Four is stretched after pivoted arm 5 pulls open respectively, and catch bar 6 is injected four In the flexible pivoted arm 5 of grade, descendant push catch bar 6 so that the object that screw rod 8 is assembled with needs is closely combined together.

It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned exemplary embodiment, and And in the case of the spirit or essential attributes without departing substantially from the utility model, it can realize that this practicality is new in other specific forms Type.Therefore, in all respects, the present embodiments are to be considered as illustrative and not restrictive, this practicality is new The range of type is indicated by the appended claims rather than the foregoing description, it is intended that by containing in the equivalent requirements of the claims is fallen All changes in justice and range are embraced therein.Any reference numeral in claim should not be considered as limitation Involved claim.

Claims (4)

1. a kind of bolt being easily installed, including nut (1), catch bar (6), screw rod (8) and rotating arm (14), feature exists In, the rotating arm (14) pivoted arm (4) is stretched including level-one stretch pivoted arm (3), three-level of pivoted arm (2), two level of stretching and level Four is stretched Contracting pivoted arm (5), is welded with screw rod (8) below the nut (1), the hollow structure of the nut (1), the nut (1) Outside is fixed with connection catch (12), and the side of the connection catch (12) is fixed with sliding part (13), the sliding part (13) it is connected with level-one to stretch pivoted arm (2), the level-one, which is stretched, is fixed with connection catch (12) on the outside of pivoted arm (2), described Sliding part (13) is connected with two level and stretches pivoted arm (3), and the two level, which is stretched, is fixed with connection catch on the outside of pivoted arm (3) (12), the sliding part (13) is connected with three-level and stretches pivoted arm (4), and the three-level is stretched the company of being fixed on the outside of pivoted arm (4) Connect catch (12), the sliding part (13) is connected with level Four and stretches pivoted arm (5).

2. a kind of bolt being easily installed according to claim 1, it is characterised in that：The level Four is stretched pivoted arm (5) Inside, which is fixed to dig, through-hole, and screw thread is carved with inside through-hole, and the outside of the catch bar (6) is equipped with catch bar screw thread (10), institute State catch bar (6) and be threadedly attached in level Four and stretch pivoted arm (5), the upper and lower ends of the catch bar (6) be fixed with hand by Laminate section (11).

3. a kind of bolt being easily installed according to claim 1, it is characterised in that：The top of the screw rod (8) is fixed Equipped with blocking cylinder (9).

4. a kind of bolt being easily installed according to claim 1, it is characterised in that：The outside of the screw rod (8) is fixed Equipped with screw rod fixed thread (7).