CN213765707U

CN213765707U - Electric tool torque limiting device convenient to adjust

Info

Publication number: CN213765707U
Application number: CN202022758982.4U
Authority: CN
Inventors: 徐明亮
Original assignee: Nantong Jingyi Circle Mechanical And Electrical Standard Parts Manufacturing Co ltd
Current assignee: Nantong Jingyi Circle Mechanical And Electrical Standard Parts Manufacturing Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-07-23
Anticipated expiration: 2030-11-25

Abstract

The utility model discloses a convenient electric tool limit for torsion device of adjusting, turn round main part and bearing including the limit for torsion, the limit for torsion main part surface has seted up the mounting hole, and the limit for torsion main part surface mounting has a connecting plate, spacing hole has been seted up to the connecting plate surface, and connecting plate internally mounted has a mounting groove, the mounting groove is inside to be connected with the connecting block, and the connecting block setting is at the surface of backup pad to connecting block surface mounting has the bolt, the backup pad upper end is provided with the guide bar, and the guide bar is connected with the mounting hole, the stop collar is installed to the backup pad upper end, and the stop collar surface is provided with the fastener, the bearing is from the inside running through of limit for torsion main part. This device is turned round to convenient electric tool limit of adjusting, during the use, the user can pass the bearing in the middle of turning round the main part from the limit, and secondly the user can adjust the interval between the stop collar according to the radius of bearing, when adjusting the completion, fixes between with the stop collar through the fastener.

Description

Electric tool torque limiting device convenient to adjust

Technical Field

The utility model relates to an electric tool technical field specifically is a convenient electric tool limit of adjusting turns round device.

Background

Hand-held electric tool is like percussion drill, electric drill etc. because light in weight, characteristics such as convenient to use have obtained the wide application, this kind of hand-held electric tool includes that one hand grips and both hands grip two kinds of operation modes, for guaranteeing safe in utilization, the one hand grips the hand-held electric tool of operation mode and need inject the maximum output torque according to ann rule requirement, in order to guarantee safe in utilization, consequently the limit is turned round the device and is one of the parts that are indispensable in the electric tool, along with electric tool's development, the limit that emerges on the market turns round device kind more and more, but current device still has certain defect, just for example:

when the existing device is used, because the electric tools are different in types, the radius of the bearing between the tools is different, the problem that the existing device is inconvenient to use and adjusts according to the radius of the bearing, the existing device has certain limitation when being used, and when the existing device is not used, the device is disassembled and assembled by an inconvenient user, the device is replaced and maintained by the inconvenient user, the service life of the device is shortened, the existing device is used, the inconvenient user is installed, the working efficiency of the user is influenced, and the practicability of the device is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a convenient electric tool limit of adjusting turns round device to propose the radius that current device inconvenient user adjusted according to the bearing among the above-mentioned background art of solution, and inconvenient user changes and maintains, and inconvenient user carries out the problem of installing.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a convenient electric tool limit for torsion device of adjusting, turns round main part and bearing including the limit, the limit is turned round main part surface and has been seted up the mounting hole, and the limit is turned round main part surface mounting has a connecting plate, spacing hole has been seted up to the connecting plate surface, and connecting plate internally mounted has a mounting groove, the mounting groove is inside to be connected with the connecting block, and the connecting block setting is at the surface of backup pad to connecting block surface mounting has the bolt, the backup pad upper end is provided with the guide bar, and the guide bar is connected with the mounting hole, the stop collar is installed to the backup pad upper end, and the stop collar surface is provided with the fastener, the bearing is turned round the inside running through of main part from the limit.

Preferably, the mounting holes are formed in the outer surface of the torque limiting body at equal intervals, and the mounting positions of the mounting holes correspond to the mounting positions of the guide rods.

Preferably, the limiting holes are arranged on the outer surface of the connecting plate at equal intervals, and the hole diameters between the limiting holes are equal.

Preferably, the supporting plate passes through the connecting block and constitutes block structure with the mounting groove, and the length of connecting block equals with the degree of depth of mounting groove.

Preferably, the support plate forms a clamping structure with the mounting hole through a guide rod, and the guide rod is arranged on the outer surface of the support plate at equal intervals.

Preferably, the limiting sleeves are symmetrical on two sides of the central axis of the supporting plate, and the overlooking surfaces of the limiting sleeves are of arc-shaped structures.

Compared with the prior art, the beneficial effects of the utility model are that: the conveniently-adjusted torque limiting device for the electric tool,

1. when the device is used, a user can penetrate the bearing through the middle of the torque limiting main body, then the user can adjust the distance between the limiting sleeves according to the radius of the bearing, and the user can fix the limiting sleeves through the fastening piece when the adjustment is completed, so that the problem that the conventional device is inconvenient for the user to adjust according to the radius of the bearing in the background technology is solved, and the use requirement of the user is met;

2. when the device is not used, a user can unscrew the bolt on the outer surface of the connecting block and take the connecting block out of the mounting groove, so that the supporting plate is separated from the connecting plate, the device is convenient to disassemble by the user, the device is convenient to clean and maintain by the user, the problem that the conventional device is inconvenient for the user to disassemble in the background technology is solved, the use of the user is convenient, and the service life of the user is prolonged;

3. when the device is installed, the user can insert the guide bar inside the mounting hole for adjacent limit is turned round and is closely linked to each other between the main part, and the person of facilitating the use installs, and user's accessible bolt is fixed between guide bar and the mounting hole simultaneously, thereby makes the limit turn round the stability of connecting between the main part, has solved the problem that the inconvenient user of the device that provides current carries out the installation among the above-mentioned background art, improves the device's practicality, has improved user's work efficiency simultaneously.

Drawings

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

FIG. 2 is a schematic view of the installation rear view structure of the torque limiting body and the installation hole of the present invention;

FIG. 3 is a schematic view of a cross-sectional side view of the connection plate and the limiting hole of the present invention;

fig. 4 is the utility model discloses the structural schematic diagram is looked just to backup pad and connecting block installation.

In the figure: 1. a torque limiting main body; 2. mounting holes; 3. a connecting plate; 4. a limiting hole; 5. mounting grooves; 6. connecting blocks; 7. a support plate; 8. a bolt; 9. a guide bar; 10. a limiting sleeve; 11. a fastener; 12. and a bearing.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an electric tool torque limiting device convenient to adjust comprises a torque limiting main body 1, a mounting hole 2, a connecting plate 3, a limiting hole 4, a mounting groove 5, a connecting block 6, a supporting plate 7, a bolt 8, a guide rod 9, a limiting sleeve 10, a fastener 11 and a bearing 12, wherein the mounting hole 2 is formed in the outer surface of the torque limiting main body 1, and the outer surface of the torque limiting main body 1 is provided with a connecting plate 3, the outer surface of the connecting plate 3 is provided with a limiting hole 4, and the connecting plate 3 is internally provided with an installation groove 5, the installation groove 5 is internally connected with a connecting block 6, the connecting block 6 is arranged on the outer surface of the supporting plate 7, and the outer surface of the connecting block 6 is provided with a bolt 8, the upper end of the supporting plate 7 is provided with a guide rod 9, the guide rod 9 is connected with the mounting hole 2, the upper end of the supporting plate 7 is provided with a limit sleeve 10, and the outer surface of the limiting sleeve 10 is provided with a fastener 11, and a bearing 12 penetrates through the torque limiting body 1.

Mounting hole 2 is equidistant setting at the surface of limit knob main part 1, and the mounted position of mounting hole 2 is corresponding with the mounted position of guide bar 9, and the user can insert guide bar 9 to inside the mounting hole 2 for adjacent limit knob is closely continuous between the main part 1, and the person of facilitating the use installs between the limit knob main part 1, person of facilitating the use's use.

Spacing hole 4 is equidistant to be set up in the surface of connecting plate 3, and the aperture size between the spacing hole 4 equals, and the user can select corresponding spacing hole 4 according to the radius of bearing 12, inserts bolt 8 from spacing hole 4 inside simultaneously for bearing 12 closely links to each other with connecting plate 3.

Backup pad 7 passes through connecting block 6 and mounting groove 5 constitution block structure, and the length of connecting block 6 equals with the degree of depth of mounting groove 5, and when not using, the user can unscrew the bolt 8 of 6 surfaces of connecting block, takes out connecting block 6 from mounting groove 5 is inside for backup pad 7 separates with connecting plate 3, and the person of facilitating the use dismantles the installation to the device, thereby the person of facilitating the use clears up and maintains the device.

Backup pad 7 passes through guide bar 9 and the mounting hole 2 constitutes block structure, and guide bar 9 equidistant setting in the surface of backup pad 7, and user's accessible bolt 8 is fixed guide bar 9 and mounting hole 2 for closely link to each other between the main part 1 is turned round to the limit, improves the stability of connecting between the main part 1 is turned round to the limit.

The stop collar 10 is symmetrical in the central axis bilateral symmetry of backup pad 7, and stop collar 10 overlooks and personally submits circular-arc structure, and the user can adjust the interval between the stop collar 10 according to the radius of bearing 12 to the person of facilitating the use adjusts, improves the device's practicality.

The working principle is as follows: when the conveniently-adjusted electric tool torque limiting device is used, firstly, the bearing 12 penetrates through the torque limiting main body 1, secondly, a user can adjust the spacing between the limiting sleeves 10 according to the radius of the bearing 12, the use of the user is facilitated, when the adjustment is completed, the user can fix the limiting sleeves 10 through the fastening piece 11, the fastening piece 11 is in threaded connection with the limiting sleeves 10, the threaded connection has a self-locking function, and the connection stability between the limiting sleeves 10 is guaranteed;

next, a user can insert the guide rod 9 into the mounting hole 2 to enable the two connected torque limiting main bodies 1 to be tightly connected, meanwhile, the user can fix the guide rod 9 and the mounting hole 2 through the bolt 8 to enable the torque limiting main bodies 1 to be tightly connected, the connection stability between the torque limiting main bodies 1 is improved, and finally, the user can insert the bolt 8 into the corresponding limiting hole 4 according to the radius of the bearing 12, so that the connection stability between the connecting plate 3 and the bearing 12 is improved, and the normal use of the device is guaranteed;

when not using, the user can unscrew the bolt 8 of 6 surfaces of connecting block, and secondly the user can take out connecting block 6 from mounting groove 5 is inside to make backup pad 7 and connecting plate 3 separate, the person of facilitating the use installs the device, thereby the person of facilitating the use clears up and maintains the device, has improved the device's life and has increased holistic practicality.

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 convenient electric tool limit for torsion device of adjusting, turns round main part (1) and bearing (12) including the limit, its characterized in that: the limit is turned round main part (1) surface and has been seted up mounting hole (2), and the limit is turned round main part (1) surface mounting and has connecting plate (3), spacing hole (4) have been seted up to connecting plate (3) surface, and connecting plate (3) internally mounted has mounting groove (5), mounting groove (5) are inside to be connected with connecting block (6), and connecting block (6) set up the surface in backup pad (7) to connecting block (6) surface mounting has bolt (8), backup pad (7) upper end is provided with guide bar (9), and guide bar (9) are connected with mounting hole (2), stop collar (10) are installed to backup pad (7) upper end, and stop collar (10) surface is provided with fastener (11), bearing (12) are turned round main part (1) inside from the limit and run through.

2. The conveniently adjustable torque limiter for power tools of claim 1, wherein: the installation holes (2) are arranged on the outer surface of the torque limiting main body (1) at equal intervals, and the installation positions of the installation holes (2) correspond to the installation positions of the guide rods (9).

3. The conveniently adjustable torque limiter for power tools of claim 1, wherein: the limiting holes (4) are arranged on the outer surface of the connecting plate (3) at equal intervals, and the aperture sizes between the limiting holes (4) are equal.

4. The conveniently adjustable torque limiter for power tools of claim 1, wherein: backup pad (7) constitute the block structure through connecting block (6) and mounting groove (5), and the length of connecting block (6) equals with the degree of depth of mounting groove (5).

5. The conveniently adjustable torque limiter for power tools of claim 1, wherein: the support plate (7) and the mounting hole (2) form a clamping structure through the guide rod (9), and the guide rod (9) is arranged on the outer surface of the support plate (7) at equal intervals.

6. The conveniently adjustable torque limiter for power tools of claim 1, wherein: the limiting sleeve (10) is symmetrical on two sides of the central axis of the supporting plate (7), and the overlooking surface of the limiting sleeve (10) is of an arc-shaped structure.