CN211278164U

CN211278164U - Spanner suitable for narrow and small space

Info

Publication number: CN211278164U
Application number: CN201922352188.7U
Authority: CN
Inventors: 史雷; 季宏
Original assignee: Labor Union Of Beijing Yanshenglong Automobile Maintenance Co ltd
Current assignee: Labor Union Of Beijing Yanshenglong Automobile Maintenance Co ltd
Priority date: 2019-12-24
Filing date: 2019-12-24
Publication date: 2020-08-18
Anticipated expiration: 2029-12-24

Abstract

The utility model discloses a belong to the technical field of the spanner, specifically be a spanner suitable for narrow and small space, including box spanner, connecting rod and fixed block, connecting rod lower extreme and fixed block upper end fixed connection, connecting rod upper end fixedly connected with handle, the handle constitutes "T" type structure with the connecting rod, fixed block front end downside fixedly connected with is prismatic, the screw hole is seted up at the fixed block center, first work end cup joints on prismatic, can adjust the relative position of box spanner and connecting rod through loosening the bolt, and the staff of being convenient for improves the application scope of spanner according to the adjustment of actual work condition, and when the fixed or dismantlement maintenance department bolt of second work end, the effort transmission of first work end is prismatic, prismatic and fixed block fixed connection makes the spanner have higher stability.

Description

Spanner suitable for narrow and small space

Technical Field

The utility model relates to a spanner technical field specifically is a spanner suitable for narrow and small space.

Background

The wrench is a common mounting and dismounting tool, and is a hand tool for screwing bolts, screws, nuts and other screw threads to tightly hold the opening or trepanning fasteners of the bolts or the nuts by utilizing the lever principle, the wrench is usually made of structural steel made of carbon or alloy materials, the wrench is usually provided with an opening or trepanning for clamping the bolts or the nuts at one end or two ends of a handle part, and when the wrench is used, external force is applied to the handle part along the rotation direction of the screw threads, so that the bolts or the nuts can be screwed.

The conventional spanner of selling on the existing market can not stretch into long and narrow tiny space, leads to some narrow maintenance department bolt fastening and dismantlement difficulties, needs will dismantle other parts, makes the spanner can stretch into the maintenance department bolt that will tighten or dismantle, leads to needing to consume a large amount of time, greatly reduced staff's work efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spanner suitable for narrow and small space to solve the conventional spanner of selling on the existing market that proposes in the above-mentioned background art and can't stretch into long and narrow tiny space, lead to some narrow maintenance department bolt-up and dismantle the difficulty, need will dismantle other parts, make the spanner can stretch into the maintenance department bolt that needs fastening or dismantle, lead to needing to consume a large amount of time, greatly reduced staff's work efficiency's problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a spanner suitable for narrow and small space, includes box spanner, connecting rod and fixed block, box spanner includes first work end, second work end and connecting plate, the connecting plate is located between first work end and the second work end, connecting rod lower extreme and fixed block upper end fixed connection, connecting rod upper end fixedly connected with handle, the handle constitutes "T" type structure with the connecting rod, fixed block front end downside fixedly connected with is prismatic, the screw hole is seted up at the fixed block center, first work end cup joints on prismatic, the baffle has been placed to prismatic front side, the through-hole has been seted up to the baffle, the bolt has been placed to the baffle front side, the bolt passes through-hole and spiro union in the screw hole.

Preferably, the ring spanner is a dodecagonal ring spanner.

Preferably, the first working end is snapped onto the prism.

Preferably, the diameter of the through hole is the same as the major diameter length of the bolt.

Preferably, a rubber layer is adhered to the outer side of the handle.

Compared with the prior art, the beneficial effects of the utility model are that:

1) through the structural design, the wrench can extend into a narrow position, so that a bolt at a maintenance position is fixed or detached;

2) the relative position of the double offset ring spanner and the connecting rod can be adjusted by loosening the bolt, so that the adjustment of workers is facilitated according to the actual working condition, the application range of the spanner is improved, and when the bolt at the maintenance position is fixed or disassembled at the second working end, the acting force of the first working end is transmitted to the prism which is fixedly connected with the fixing block, so that the spanner has higher stability;

3) the rubber layer is bonded on the outer side of the handle, so that the handle is convenient for a worker to hold.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic left-view structural diagram of the prism of the present invention;

fig. 3 is a schematic view of the assembly structure of the present invention.

In the figure: the handle comprises a handle 1, a connecting rod 2, a fixing block 3, a double offset ring spanner 4, a first working end 41, a connecting plate 42, a second working end 43, a threaded hole 5, a bolt 6, a baffle 7 and a prism 8.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in 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.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: a wrench suitable for narrow space comprises a double offset ring spanner 4, a connecting rod 2 and a fixing block 3, wherein the double offset ring spanner 4 comprises a first working end 41, a second working end 43 and a connecting plate 42, the connecting plate 42 is positioned between the first working end 41 and the second working end 43, the lower end of the connecting rod 2 is fixedly connected with the upper end of the fixing block 3, the upper end of the connecting rod 2 is fixedly connected with a handle 1, the handle 1 and the connecting rod 2 form a T-shaped structure, the lower side of the front end of the fixing block 3 is fixedly connected with a prism 8, the prism 8 is matched with the first working end 41, a threaded hole 5 is formed in the center of the fixing block 3, the first working end 41 is sleeved on the prism 8, a baffle 7 is arranged on the front side of the prism 8, the first working end 41 is prevented from being separated from the prism 8, a through hole is formed in the baffle 7, the through hole is positioned in, the bolt 6 passes through the through hole and is screwed in the threaded hole 5.

The double offset ring spanner 4 is a dodecagonal double offset ring spanner, can be clamped on a bolt at a maintenance position at a plurality of angles, and is convenient to use.

The first working end 41 is clamped on the prism 8, and the relative position of the ring spanner 4 and the connecting rod 2 can be changed by changing the clamping angle.

The diameter of the through hole is the same as the major diameter of the bolt 6, so that the baffle 7 cannot shake up and down when being fixed.

The rubber layer is bonded on the outer side of the handle 1, the rubber layer has large friction force, so that the hand can stably grab the handle 1, the rubber layer is soft, and the comfort level of the hand is improved.

The working principle is as follows: the worker selects the relative position of the double offset ring spanner 4 and the connecting rod 2 according to actual conditions to enable the spanner to be better used, the first working end 41 is clamped on the prism 8, the baffle 7 is fixed on the front side of the first working end 41 through the bolt 6, the double offset ring spanner 4 is stably fixed and is convenient to disassemble and adjust, when the worker disassembles or fixes the bolt at the narrow maintenance place, the lower end of the spanner extends into the narrow place, the second working end 43 is clamped on the bolt at the maintenance place, the second working end 43 is rotated through the handle 1, so that the disassembly or the fixation of the bolt at the maintenance place is completed, the working efficiency is improved, the rubber layer is bonded on the outer side of the handle 1 and has larger friction force, the hand can stably grab the handle 1 and is softer, the comfort level of the hand is improved, the acting force of the first working end 41 is transmitted to the prism 8, the prism 8 is fixedly connected with the fixed block 3, the spanner has higher stability.

Having shown and described the basic principles and principal features of the invention and advantages thereof, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a spanner suitable for narrow and small space, includes box spanner (4), connecting rod (2) and fixed block (3), box spanner (4) include first work end (41), second work end (43) and connecting plate (42), connecting plate (42) are located between first work end (41) and second work end (43), its characterized in that: connecting rod (2) lower extreme and fixed block (3) upper end fixed connection, connecting rod (2) upper end fixedly connected with handle (1), handle (1) and connecting rod (2) constitute "T" type structure, prismatic (8) of fixed block (3) front end downside fixedly connected with, threaded hole (5) have been seted up at fixed block (3) center, first work end (41) cup joint on prismatic (8), baffle (7) have been placed to prismatic (8) front side, the through-hole has been seted up in baffle (7), bolt (6) have been placed to baffle (7) front side, bolt (6) pass through-hole and spiro union in threaded hole (5).

2. The wrench for small spaces according to claim 1, wherein: the double offset ring spanner (4) is a dodecagonal double offset ring spanner.

3. The wrench for small spaces according to claim 1, wherein: the first working end (41) is clamped on the prism (8).

4. The wrench for small spaces according to claim 1, wherein: the diameter of the through hole is the same as the major diameter of the bolt (6).

5. The wrench for small spaces according to claim 1, wherein: the outer side of the handle (1) is adhered with a rubber layer.