CN109454578A

CN109454578A - The spanner used convenient for small space

Info

Publication number: CN109454578A
Application number: CN201811620662.3A
Authority: CN
Inventors: 仲杏英
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-28
Filing date: 2018-12-28
Publication date: 2019-03-12

Abstract

The present invention relates to a kind of spanners used convenient for small space, this includes shell convenient for the spanner that small space uses, and the front of shell is provided with occlusal end, and the rear portion of shell is provided with operating side；It is linkage section between the front and rear part of shell, the linkage section is made by bent socket；Limiting slot is offered in the occlusal end, occlusion disk is removably provided in the limiting slot, offers driving cog on the external disk side of occlusion disk, offers occlusal crib in the side disk of occlusion disk；The linkage section internal messing is provided with driving wheel；The driving wheel of linkage section front end is tightly engaged with being engaged between disk；The operating side is provided with driving wheel, locks and tightly engages by lock ring between the driving wheel and the driving wheel of linkage section rear end；The spanner can be suitable for small space, can effectively sting tight in small space and efficiently twist screw, to improve the disassembly efficiency of instrument, and then the maintenance of instrument be facilitated to nurse.

Description

The spanner used convenient for small space

Technical field

The present invention relates to a kind of hardware tools, are a kind of spanners particularly.

Background technique

Spanner is a kind of common hardware tool, realizes tightening or loosening for screw by it, and then complete the group of component Assembly and disassembly；Component or instrument after being completed will be installed in fixed position, or even be enclosed in wall, due to installation site Or the limitation such as decoration style, instrument after installation is fixed may maintenance not easy to disassemble, will affect the normal fortune of instrument at this time Row；Sometimes for the beauty for guaranteeing doors structure and space, instrument is normally placed in the corner of wall or is hidden in wall, at this time Valve, the bolt of instrument can be embedded on wall, and when needing to twist, safeguard, traditional spanner is difficult to sting tight screw, even if stinging tight Screw also significantly, can not be twisted efficiently, this carrys out very big inconvenience to maintenance tourniquet.

Summary of the invention

In view of the above-mentioned problems, the present invention provides a kind of spanner used convenient for small space, which can be suitable for narrow Space can effectively sting tight in small space and efficiently twist screw, to improve the disassembly efficiency of instrument, and then convenient machine The maintenance of tool is nursed.

To solve the above problems, the technical scheme adopted by the invention is that: this includes convenient for the spanner that small space uses Shell, the front of shell are provided with occlusal end, and the rear portion of shell is provided with operating side；

The front and rear part of shell is made by hard material, is linkage section between the front and rear part of shell, the linkage section is by bent Socket is made into；

Limiting slot is offered in the occlusal end, occlusion disk is removably provided in the limiting slot, the occlusion disk exists Only along own axes alternating translational and limiting slot can be marked in translational motion；The occlusion disk can in limiting slot edge Own axes rotate freely；Driving cog is offered on the external disk side of occlusion disk, offers occlusal crib in the side disk of occlusion disk, Notch of the occlusal crib towards limiting slot；

The linkage section internal messing is provided with driving wheel, is locked between adjacent drive wheels by lock ring；The biography of linkage section front end Driving wheel is tightly engaged with being engaged between disk；

The operating side is provided with driving wheel, between the driving wheel and the driving wheel of linkage section rear end simultaneously by lock ring locking It tightly engages；The shaft of the driving wheel stretches out shell, is equipped with drive disk in the shaft of driving wheel.

The beneficial effects of the present invention are: only the occlusal end of the spanner need to be stretched in the screw for needing to twist narrow position Enter small space, and the occlusal crib being engaged on disk is made to bite the end of screw；By the drive disk outside rotation small space, i.e., Occlusion disk directional-rotation can be driven, and then realize tightening or unscrewing for screw by the transmission of driving wheel, driving wheel.

Since linkage section is in elongated strip, can easily protrude into various small spaces, or even some inferior Position, linkage section is able to maintain certain bending shape and protrudes into wherein；And the structural reduction of occlusal end, it can easily block Screw end will not occupy larger volume；Meanwhile the operating side of user is in except small space, user is twisted by orientation Occlusion disc spins can be driven, and then turn screw, the spanner it is easy to operate, easy to use, avoiding conventional spanner can not The embarrassment for protruding into small space, also avoiding conventional spanner can not be the problem of small space efficiently rotates, therefore this spanner has There is wider array of applicability, the job schedule of service worker can be effectively improved；Especially in maintenance wall corner, embedded instrument When, which can effectively reduce the destruction to wall, and to the dismounting degree of instrument, to effectively improve maintenance efficiency.

Preferably, the occlusal crib be one group of card slot being coaxially arranged, card slot from outside to inside size be gradually reduced, depth It gradually increases；The structure can satisfy the screw of common sizes, eliminate the trouble of frequently replacement occlusion disk, further Raising maintenance efficiency.

Preferably, the occlusal end is made by permanent-magnet material, the occlusion disk is made by ferrimagnet；The structure energy Enough bonding tightness for improving occlusion disk and occlusal end, while irony screw can be adsorbed, avoid screw from falling after backing out, lose It loses.

Preferably, the linkage section is made by bellows or chain barrel.

It is formed preferably, the linkage section is coaxially arranged by end to end cavity ring cylinder；The structure can guarantee to connect The flexible of section is connect, while inner driven wheel can be protected.

Detailed description of the invention

Fig. 1 is the top view cross section structural schematic diagram of this spanner one embodiment used convenient for small space.

Fig. 2 is top view cross section structural schematic diagram when embodiment illustrated in fig. 1 is bent.

Fig. 3 is to face cross section structure schematic diagram at occlusal end in embodiment illustrated in fig. 1.

Specific embodiment

Embodiment:

In Fig. 1 into embodiment shown in Fig. 3, this includes shell, the front setting of shell convenient for the spanner that small space uses There is occlusal end 1, the rear portion of shell is provided with operating side 3；The front and rear part of shell is made by hard material, between the front and rear part of shell For linkage section 2, the linkage section 2 is made by bent socket；In the present embodiment, the linkage section 2 is by end to end Cavity ring cylinder is coaxially arranged composition, can also be made by bellows or chain barrel；Limiting slot is offered in the occlusal end 1, in institute It states and is removably provided with occlusion disk 4 in limiting slot, the occlusion disk 4 only can back and forth be put down in translational motion along own axes It moves and limiting slot can be marked；The occlusion disk 4 can rotate freely in limiting slot along own axes；The occlusal end 1 by Permanent-magnet material is made into, and the occlusion disk 4 is made by ferrimagnet；Driving cog is offered on the external disk side of occlusion disk 4, is being engaged The side disk of disk 4 offers occlusal crib 41, notch of the occlusal crib 41 towards limiting slot；The occlusal crib 41 is one group same The card slot that axle sleeve is set, size is gradually reduced card slot from outside to inside, depth gradually increases；It is provided in 2 internal messing of linkage section Driving wheel 5 is locked by lock ring 6 between adjacent drive wheels 5；The driving wheel 5 of 2 front end of linkage section is closely nibbled with being engaged between disk 4 It closes；The operating side 3 is provided with driving wheel 7, passes through lock ring 6 between the driving wheel 5 of 2 rear end of the driving wheel 7 and linkage section It locks and tightly engages；The shaft of the driving wheel 7 stretches out shell, and drive disk 71 is equipped in the shaft of driving wheel 7.

In the screw for needing to twist narrow position, only the occlusal end 1 of the spanner need to be protruded into small space, and make to be engaged Occlusal crib 41 on disk 4 bites the end of screw；By rotation small space outside drive disk 71, can by driving wheel 7, The transmission of driving wheel 5 drives occlusion 4 directional-rotation of disk, and then realizes tightening or unscrewing for screw；In the present embodiment, coaxially The card slot being arranged can satisfy the screw of common sizes, eliminates the trouble of frequently replacement occlusion disk 4, further mentions High maintenance efficiency；Meanwhile the occlusal end 1 of magnetic attraction and occlusion disk 4 can be closer combination, and irony spiral shell can be adsorbed Silk, avoids screw from falling after backing out, lose.

Since linkage section 2 is in elongated strip, can easily protrude into various small spaces, or even some inferior Position, linkage section 2 is able to maintain certain bending shape and protrudes into wherein, as shown in Figure 2；And the structural reduction of occlusal end 1, energy It is enough easily to block screw end, larger volume will not be occupied；Meanwhile the operating side 3 of user is in except small space, user Being twisted by orientation can drive occlusion disk 4 to rotate, and then turn screw, the spanner it is easy to operate, easy to use, avoid Conventional spanner can not protrude into the embarrassment of small space, also avoid conventional spanner can not the problem of small space efficiently rotates, Therefore this spanner has wider array of applicability, can effectively improve the job schedule of service worker；Especially on maintenance wall side When angle, embedded instrument, which can effectively reduce the destruction to wall, and to the dismounting degree of instrument, thus effectively Improve maintenance efficiency.

The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.

Claims

1. a kind of spanner used convenient for small space, this includes shell convenient for the spanner that small space uses, and the front of shell is set It is equipped with occlusal end (1), the rear portion of shell is provided with operating side (3)；It is characterized by: the front and rear part of shell is done by hard material At being linkage section (2) between the front and rear part of shell, the linkage section (2) is made by bent socket；In the occlusal end (1) limiting slot is offered, occlusion disk (4) is removably provided in the limiting slot, the occlusion disk (4) is in translational motion In only along own axes alternating translational and can mark limiting slot；The occlusion disk (4) can be in limiting slot along itself Axis rotates freely；Driving cog is offered on the external disk side of occlusion disk (4), offers occlusion in the side disk of occlusion disk (4) Slot (41), notch of the occlusal crib (41) towards limiting slot；In the linkage section (2), internal messing is provided with driving wheel (5), phase It is locked between adjacent driving wheel (5) by lock ring (6)；The driving wheel (5) of linkage section (2) front end is closely nibbled with being engaged between disk (4) It closes；It is provided with driving wheel (7) in the operating side (3), between the driving wheel (7) and the driving wheel (5) of linkage section (2) rear end It locks and tightly engages by lock ring (6)；The shaft of the driving wheel (7) stretches out shell, installs in the shaft of driving wheel (7) There are drive disk (71).

2. the spanner according to claim 1 used convenient for small space, it is characterised in that: the occlusal crib (41) is one group The card slot being coaxially arranged, size is gradually reduced card slot from outside to inside, depth gradually increases.

3. the spanner according to claim 1 or 2 used convenient for small space, it is characterised in that: the occlusal end (1) is by forever Magnetic material is made into, and the occlusion disk (4) is made by ferrimagnet.

4. the spanner according to claim 3 used convenient for small space, it is characterised in that: the linkage section (2) is by head and the tail The cavity ring cylinder to connect is coaxially arranged composition.

5. the spanner according to claim 3 used convenient for small space, it is characterised in that: the linkage section (2) is by ripple Pipe or chain barrel are made into.