CN215748879U

CN215748879U - Thickness readable solid wrench

Info

Publication number: CN215748879U
Application number: CN202122191887.5U
Authority: CN
Inventors: 杨刚; 邓利舟; 常占锋; 刘松柏
Original assignee: China Yangtze Power Co Ltd
Current assignee: China Yangtze Power Co Ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-02-08
Anticipated expiration: 2031-09-10

Abstract

The thickness-readable solid wrench comprises wrenches with various thickness sizes, wherein each wrench is provided with a thickness indication corresponding to the wrench, the tail parts of the wrenches are connected through a pin shaft or a bolt to form an expandable wrench assembly, and two or more wrenches in the expandable wrench assembly are fixed through a locking device. The wrench is a single-head thin-sheet solid wrench. The thickness of the wrench is convenient, adjustable and readable, and the angle of the wrench can be adjusted according to application scenes.

Description

Thickness readable solid wrench

Technical Field

The utility model belongs to the field of wrenches, and particularly relates to a thickness-readable solid wrench.

Background

The opening size of one end or two ends of the existing solid wrench is fixed, and the solid wrench is manufactured according to relevant standard size, and is widely applied to the fields of machinery overhaul, equipment installation, automobile repair and the like. However, in the process of actually using the solid wrench, the thickness of the solid wrench is affected by factors such as the structure of the equipment assembly, the installation space and the thickness of the nut, and sometimes the thickness of the conventional solid wrench and the conventional tool is too large and the angle is not adjustable, so that the nut cannot be operated, and the progress and the efficiency of field operation are affected. For example, a certain sensor installation space is narrow and small, the thickness of the locking nut is 3mm, the locking nut is only 5mm away from the sensor body, various conventional solid wrenches and tools cannot stretch into the sensor body to fasten the locking nut, the sensor is installed with loosening risks, and the sensor is not in line with the requirements of field maintenance operation.

The existing 'wrench with adjustable thickness' disclosed in patent document CN 208880587U connects solid wrenches with different thicknesses through bolts, and when the total thickness of the wrench needs to be adjusted, all the bolts on the wrench need to be removed and then assembled, so that the adjusting process is complex and is not beneficial to saving working time.

Disclosure of Invention

In view of the technical problems in the background art, the thickness-readable solid wrench provided by the utility model realizes that the thickness of the wrench is convenient, adjustable and readable, and the angle of the wrench can be adjusted according to the application scene.

In order to solve the technical problems, the utility model adopts the following technical scheme to realize:

the thickness-readable solid wrench comprises wrenches with various thickness sizes, wherein each wrench is provided with a thickness indication corresponding to the wrench, the tail parts of the wrenches are connected through a pin shaft or a bolt to form an expandable wrench assembly, and two or more wrenches in the expandable wrench assembly are fixed through a locking device.

In a preferred scheme, the wrench is a single-head thin-sheet type solid wrench.

In a preferable scheme, the tail parts of the plurality of thin-sheet solid wrenches are connected through fastening bolts and fastening nuts.

In a preferable scheme, the locking device comprises a U-shaped support, a locking bolt is arranged on the U-shaped support, and a pressing plate is arranged at the bottom of the locking bolt.

In the preferred scheme, locking device include solid fixed ring, gu be connected with the bandage on the fixed ring, all be equipped with the magic subsides on bandage and the solid fixed ring.

In the preferred scheme, fixed ring be used for installing on the first spanner of deployable spanner subassembly, first spanner on be equipped with the ring channel, the ring channel is used for installing fixed ring, and fixed ring's thickness is not more than the degree of depth of ring channel.

In a preferred scheme, the locking device comprises an upper L-shaped frame and a lower L-shaped frame, the upper L-shaped frame and the lower L-shaped frame are connected through an elastic piece, and the upper L-shaped frame and the lower L-shaped frame form a U-shaped frame structure.

In a preferable scheme, a wedge-shaped limiting block is arranged at the opening end part of the upper L-shaped frame.

This patent can reach following beneficial effect:

1. the front and back surfaces of the thin-sheet type solid wrench are provided with thickness indications, and an operator can quickly and conveniently combine the thin-sheet type solid wrench according to the requirements of field operation. The thickness indication preferably adopts a superposition type reading form, and the combined wrench for use has readable thickness, so that the thin sheet type solid wrench is more convenient to increase or decrease, and the efficiency of field operation is improved.

2. After the slice type solid wrench is combined, the angles of the two parts of wrenches can be adjusted, so that the slice type solid wrench is more suitable for the requirements of different application scenes, and is convenient for operators to operate and use.

3. Through the combination of the thin plate type solid wrench, the thickness of the wrench can be adjusted between 2mm and 20mm, the thickness adjustment speed is high, the precision is high, and the range is large.

Drawings

The utility model is further illustrated by the following examples in conjunction with the accompanying drawings:

FIG. 1 is a first diagram illustrating the effect of the present invention in example 1;

FIG. 2 is a second diagram illustrating the effect of the present invention in example 1;

FIG. 3 is a view showing the expansion effect of the expandable wrench assembly of embodiment 1;

FIG. 4 is a structural view of a single sheet type solid wrench according to the present invention in embodiment 1;

FIG. 5 is a structural view of a lock device of the present invention in embodiment 1;

FIG. 6 is a first diagram illustrating the effect of the present invention in example 2;

FIG. 7 is a view showing the structure of a locking apparatus of the present invention in example 2;

FIG. 8 is a structural view of a lock device of the present invention in embodiment 2;

FIG. 9 is a view showing the structure of an annular groove of the present invention in embodiment 2;

fig. 10 is a structural view of a lock device of the present invention in embodiment 3.

In the figure: the sheet type solid wrench comprises a sheet type solid wrench 1, a locking device 2, a fastening nut 3, a fastening bolt 4, a working wrench opening 5, a mounting hole 6, a fixing ring 7, a binding band 8, a locking bolt 9, a pressing plate 10, a U-shaped support 11, a magic tape 12, an annular groove 13, an upper L-shaped frame 14, a lower L-shaped frame 15, an elastic piece 16 and a wedge-shaped limiting block 17.

Detailed Description

Example 1:

a preferred embodiment is shown in fig. 1 to 5, which is a thickness-readable solid wrench, comprising a plurality of thickness-size wrenches, each wrench having a thickness indicator corresponding thereto, the tail portions of the plurality of wrenches being connected by a pin or a bolt to form an extendable wrench assembly, two or more wrenches of the extendable wrench assembly being fixed by a locking device 2. The wrench is a single-head thin-sheet solid wrench 1 with different thickness of 2-6 mm. As shown in fig. 1, the tail portions of a plurality of sheet-type solid wrenches 1 are connected by fastening bolts 4 and fastening nuts 3. As shown in fig. 4, the tail of each thin plate type solid wrench 1 is provided with a mounting hole 6.

The locking device 2 comprises a U-shaped support 11, a locking bolt 9 is arranged on the U-shaped support 11, and a pressing plate 10 is arranged at the bottom of the locking bolt 9. A plurality of sheet-type solid wrenches 1 are selected according to the operation space and fixed by a locking device 2, the sheet-type solid wrenches 1 are pressed tightly by a pressing plate, and one end needing to be used is a working wrench opening 5.

The working principle of the utility model is as follows:

when the device is used, firstly, the required wrench thickness is visually observed according to an application scene, the pressing plate 10 is separated from the upper plane of the sheet type solid wrench 1 by rotating the locking bolt 9 anticlockwise, the sheet type solid wrench 1 can move flexibly by rotating the fastening nut 3 anticlockwise, then the sheet type solid wrench 1 with the thickness of 2 mm-6 mm is freely combined according to the required wrench thickness for visual observation, the locking bolt 9 is rotated clockwise to drive the pressing plate 10 to lock the middle part of the sheet type solid wrench 1 together, the fastening nut 3 is rotated clockwise to lock the tail part of the sheet type solid wrench 1 together, finally, an operator holds the solid wrench by hand, and the bolt nut is screwed or disassembled by using the working wrench opening 5.

The freely combined thin-sheet type solid wrench 1 is divided into two parts, the angle of the two parts is preferably 180 degrees, so that the working torque of the wrench can be increased, and the fastening nut 3 can be tightened or loosened according to the requirement to adjust the angle of the two parts of the thin-sheet type solid wrench 1.

If the thickness of the wrench needs to be adjusted, the locking bolt 9 and the fastening nut 3 are unscrewed counterclockwise, and then the thin plate type solid wrench 1 is increased or decreased.

If the number of the thin plate type solid wrench 1 is more than 5 pieces, the length of the fastening bolt 4 needs to be adjusted to adapt to the thickness of the thin plate type solid wrench 1 stacked together.

Example 2:

on the basis of embodiment 1, the locking device 2 is modified:

as shown in fig. 6-9, the locking device 2 preferably includes a fixing ring 7, a strap 8 is connected to the fixing ring 7, and hook and loop fasteners 12 are disposed on both the strap 8 and the fixing ring 7. The fixing ring 7 is used for being installed on a first wrench of the expandable wrench assembly, the first wrench is provided with an annular groove 13, the annular groove 13 is used for installing the fixing ring 7, and the thickness of the fixing ring 7 is not more than the depth of the annular groove 13.

According to the embodiment, the bolt locking mode is changed into the binding locking mode, and the locking mode is more convenient and faster. The thickness of the fixing ring 7 is not larger than that of the annular groove 13, and a gap between the first wrench and the adjacent wrench is avoided.

Example 3:

on the basis of embodiment 1, the locking device 2 is modified:

preferably, as shown in fig. 10, the locking device 2 comprises an upper L-shaped frame 14 and a lower L-shaped frame 15, the upper L-shaped frame 14 and the lower L-shaped frame 15 are connected by an elastic member 16, and the upper L-shaped frame 14 and the lower L-shaped frame 15 form a U-shaped frame structure. The opening end of the upper L-shaped frame 14 is provided with a wedge-shaped limiting block 17.

In this embodiment, the locking of spanner has saved the mode of manual rotatory bolt, utilizes the elasticity of elastic component 16 to press from both sides tightly, and it is more convenient to adjust. In addition, the wedge-shaped limiting block 17 can prevent the locking device from falling off and is beneficial to increasing the number of the thin-sheet type solid wrench 1.

The above-described embodiments are merely preferred embodiments of the present invention, and should not be construed as limiting the present invention, and the scope of the present invention is defined by the claims, and equivalents including technical features described in the claims. I.e., equivalent alterations and modifications within the scope hereof, are also intended to be within the scope of the utility model.

Claims

1. The utility model provides a readable formula solid wrench of thickness, includes the spanner of multiple thickness size, its characterized in that: each wrench is provided with a thickness indication corresponding to the wrench, the tail parts of the plurality of wrenches are connected through a pin shaft or a bolt to form an expandable wrench assembly, and two or more wrenches in the expandable wrench assembly are fixed through a locking device (2).

2. The thickness-readable solid wrench of claim 1, wherein: the wrench is a single-head thin-sheet solid wrench (1).

3. The thickness-readable solid wrench of claim 2, wherein: the tail parts of the slice solid wrenches (1) are connected with the fastening nuts (3) through fastening bolts (4).

4. The thickness-readable solid wrench of claim 1, wherein: the locking device (2) comprises a U-shaped support (11), a locking bolt (9) is arranged on the U-shaped support (11), and a pressing plate (10) is arranged at the bottom of the locking bolt (9).

5. The thickness-readable solid wrench of claim 1, wherein: the locking device (2) comprises a fixing ring (7), a binding band (8) is connected to the fixing ring (7), and magic tapes (12) are arranged on the binding band (8) and the fixing ring (7).

6. The thickness-readable solid wrench of claim 5, wherein: but fixed ring (7) are used for installing on the first spanner of expansion spanner subassembly, first spanner on be equipped with ring channel (13), ring channel (13) are used for installing fixed ring (7), and the thickness of fixed ring (7) is not more than the degree of depth of ring channel (13).

7. The thickness-readable solid wrench of claim 1, wherein: the locking device (2) comprises an upper L-shaped frame (14) and a lower L-shaped frame (15), the upper L-shaped frame (14) and the lower L-shaped frame (15) are connected through an elastic piece (16), and the upper L-shaped frame (14) and the lower L-shaped frame (15) form a U-shaped frame structure.

8. The thickness readable solid wrench of claim 7, wherein: the opening end part of the upper L-shaped frame (14) is provided with a wedge-shaped limiting block (17).