CN218285306U - Spanner torsion transfinites warning structure - Google Patents

Abstract

The utility model discloses a spanner torsion transfinites warning structure, its technical scheme main points are: the handle is characterized by comprising a handle, wherein a connecting block is fixedly arranged on one side of the handle, and a twisting port is formed in the top surface of the connecting block; the warning subassembly, the warning subassembly sets up the inside of turning round the mouth for torsion transfinites when holding the handle to the staff and warns, through turning round the piece, the handle, the connecting block, first gear, the second gear, the third gear, the mutually supporting of rack and movable block is used, can restrict and warn staff's torsion, avoid the staff to hold the handle and transfinite to the torsion of nut, avoid causing the nut to damage, through setting up the slip post, the slip post can restrict the rack in the handle, avoid the staff when holding the handle and wrench the nut, the continuous inside slip at the handle of rack, lead to rack and third gear to take place the skew and not mesh.

Description

Spanner torsion transfinites warning structure

Technical Field

The utility model relates to a spanner technical field, concretely relates to spanner torsion transfinites warning structure.

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, is usually made of structural steel made of carbon or alloy materials, is usually provided with the opening or trepanning for clamping the bolts or the nuts at one end or two ends of a handle part, and can screw the bolts or the nuts by applying external force to the handle part along the rotation direction of the screw threads when in use.

The in-process of current spanner using, whether staff can't learn to twist the nut tightly with the spanner, makes staff twist wrench many times and fixes the nut, causes the nut to damage the fracture under the many times of twist of spanner easily.

SUMMERY OF THE UTILITY MODEL

The utility model provides a not enough to prior art, the utility model provides a spanner torsion transfinites warning structure has solved current spanner at the in-process that uses, and whether staff can't learn to twist the nut tightly with the spanner, makes staff twist wrench for a plurality of times fix the nut, causes the nut to damage cracked problem under wrench twist many times easily.

The above technical purpose of the present invention can be achieved by the following technical solutions:

a torque overrun warning structure for a wrench comprises: the handle is fixedly provided with a connecting block on one side, and the top surface of the connecting block is provided with a twisting port; the warning subassembly, the warning subassembly sets up the inside of turning round the mouth for torsion transfinites when holding the handle to the staff and warns, the warning subassembly includes: the handle comprises a twisting block, the twisting block is movably sleeved inside the twisting port, two connecting columns are fixedly mounted on the bottom surface of the twisting block, first gears are fixedly mounted on the bottom surfaces of the two connecting columns, a second gear and a third gear are arranged on the bottom surface of the inside of the handle, the first gear is meshed with the second gear and is connected with the third gear in a meshed mode, connecting holes are formed in the top surfaces of the first gear, the second gear and the third gear respectively, a first fixing column is fixedly mounted on the top surface of the inside of the connecting block, two first fixing columns are fixedly mounted on the bottom surface of the inside of the handle and are movably sleeved with the connecting holes, a gear strip is arranged on one side of the inside of the handle, a moving block is fixedly mounted on one side of the gear strip, and the gear strip is meshed with the third gear.

In order to restrict the gear rack, as the utility model discloses a spanner torsion transfinites warning structure, the preferred, two spread grooves have been seted up to one side of gear rack, the slip post has been cup jointed in the activity of the interior round wall of spread groove, there is the second fixed column inside top surface and the inside bottom surface fixed mounting respectively of handle, the slip post with second fixed column fixed mounting.

In order to facilitate the staff to twist out the screw, conduct the utility model discloses a spanner torsion transfinites warning structure, the preferred, one side fixed mounting of connecting block has the twisting to move the post, the one end fixed mounting who twists the post has cross piece.

In order to look over the connecting plate, as the utility model discloses a spanner torsion transfinites warning structure, the preferred, the viewing aperture has been seted up to the top surface of handle, the fixed cover in inside of viewing aperture has connect the transparent plate, the top surface fixed mounting of movable block has the connecting plate.

In order to twist the nut of moving other sizes, as the utility model discloses a spanner torsion transfinites warning structure, the preferred, one side fixed mounting of handle has the piece of twisting.

In order to improve the comfort level that the staff held the handle, as the utility model discloses a spanner torsion transfinites warning structure, the preferred, the outer wall of handle is fixed to be cup jointed the sponge cover.

In order to restrict first gear, second gear and third gear, conduct the utility model discloses a spanner torsion transfinites warning structure, the preferred, the fixed limit ring that has cup jointed of excircle wall of first fixed column.

To sum up, the utility model discloses mainly have following beneficial effect:

through the mutually supporting use of turning round piece, handle, connecting block, first gear, second gear, third gear, rack and movable block, can restrict and warn staff's torsion, avoid the staff to hold the handle and overrun the torsion of nut, avoid causing the nut to damage.

Through setting up the slip post, the slip post can restrict the gear rack in the handle, avoids the staff when holding the handle and wrench movement nut, and the gear rack is continuous slides in the inside of handle, leads to gear rack and third gear to take place the skew and not mesh.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic structural view of the gear rack of the present invention;

fig. 3 is a schematic view of the structure of the twisting block of the present invention;

fig. 4 is a schematic structural view of the first fixing column of the present invention.

Reference numerals: 1. a handle; 2. connecting blocks; 3. twisting the port; 4. a twisting block; 5. a first gear; 6. connecting columns; 7. connecting holes; 8. a first fixed column; 9. a confinement ring; 10. a second gear; 11. a third gear; 12. a gear rack; 13. connecting grooves; 14. a sliding post; 15. a second fixed column; 16. a moving block; 17. a connecting plate; 18. a sponge sleeve; 19. screwing the column; 20. a cross block; 21. an observation port; 22. a transparent plate; 23. and (5) screwing the block.

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, 2, 3 and 4, a wrench torque force overrun warning structure comprises a handle 1, wherein one side of the handle 1 is open, a connecting block 2 is fixedly mounted on one side of the handle 1, one side of the connecting block 2 is open, a twisting port 3 is formed in the top surface of the connecting block 2, a warning assembly is arranged inside the twisting port 3 and used for warning overrun of torque force when a worker holds the handle 1, the warning assembly comprises a twisting block 4, the twisting block 4 is movably sleeved inside the twisting port 3, two connecting columns 6 are fixedly mounted on the bottom surface of the twisting block 4, first gears 5 are fixedly mounted on the bottom surfaces of the two connecting columns 6, second gears 10 and third gears 11 are arranged on the bottom surface inside the handle 1, the first gears 5 are meshed with the second gears 10, the second gears 10 are meshed with the third gears 11, the top surfaces of the first gear 5, the second gear 10 and the third gear 11 are respectively provided with a connecting hole 7, the inner top surface of the connecting block 2 is fixedly provided with a first fixed column 8, the inner bottom surface of the handle 1 is fixedly provided with two first fixed columns 8, the first fixed columns 8 are movably sleeved with the connecting holes 7, one side of the inner part of the handle 1 is provided with a gear rack 12, one side of the gear rack 12 is fixedly provided with a moving block 16, the gear rack 12 is meshed with the third gear 11, the second gear 10 is not meshed with the gear rack 12, through the arrangement of the twisting block 4, the bolt is fixed on an object, as the area reserved on the object by the bolt is small, when the bolt is required to be fixedly limited by a nut, an operator can hold the handle 1 by hand to place the twisting block 4 on the nut to be twisted, so that the nut is limited in the twisting block 4, after the nut is limited in the twisting block 4, the staff can twist connecting block 2, make the piece 4 of twisting in the mouth 3 of twisting rotate when twisting the nut, twist first gear 5 of piece 4 below and also begin to rotate when piece 4 is rotated to twist, first gear 5 rotates and takes second gear 10 and third gear 11 in the handle 1 to also begin to rotate, gear rack 12 in the handle 1 just moves downwards through the rotation of third gear 11 when third gear 11 rotates, movable block 16 on gear rack 12 removes and supports the back on one side in the handle 1, first gear 5 just can't continue to rotate, make the firm fixing on the bolt of nut, avoid the staff to hold the torsion that handle 1 exceeded to the nut, avoid causing the nut to damage.

Referring to fig. 1, 2 and 4, one side of the gear rack 12 is provided with two connecting slots 13, the inner circular wall surface of the connecting slot 13 is movably sleeved with a sliding column 14, the inner top surface and the inner bottom surface of the handle 1 are respectively and fixedly provided with a second fixing column 15, the sliding column 14 and the second fixing column 15 are fixedly arranged, by arranging the sliding column 14, the sliding column 14 can limit the gear rack 12 in the handle 1, so that when a worker holds the handle 1 to twist the nut, the gear rack 12 slides continuously in the handle 1, so that the gear rack 12 and the third gear 11 are deviated and not meshed, one side of the connecting block 2 is fixedly provided with a screwing column 19, one end of the screwing column 19 is fixedly provided with a cross block 20, and by arranging the cross block 20, when necessary, a worker can put the cross block 20 into the screw, the screw can be screwed out through the fit between the cross block 20 and the groove on the screw, the operation is convenient and fast, the top surface of the handle 1 is provided with the observation port 21, the inside of the observation port 21 is fixedly sleeved with the transparent plate 22, the top surface of the movable block 16 is fixedly provided with the connecting plate 17, and through the arrangement of the transparent plate 22, when the connecting plate 17 is moved below the transparent plate 22 by the moving block 16, the worker can see the connecting plate 17 inside the handle 1 from the transparent plate 22, after seeing the connecting plate 17, the worker can stop twisting the nut to avoid the nut from being excessively damaged by twisting, a twisting block 23 is fixedly arranged on one side of the handle 1, a sponge sleeve 18 is fixedly sleeved on the outer wall surface of the handle 1, through setting up sponge cover 18, the comfort level when the staff holds handle 1 can be improved to sponge cover 18, presses against the hand when avoiding the staff to hold handle 1 wrench movement nut for a long time, and the fixed restriction ring 9 that has cup jointed of first fixed column 8's excircle wall.

The working principle is as follows: referring to fig. 1-4, when a bolt is fixed on an object by providing the twisting block 4, because the area of the bolt left on the object is small and the bolt needs to be fixed and limited by a nut, a worker can hold the handle 1 by hand to place the twisting block 4 on the nut to be twisted, so that the nut is limited inside the twisting block 4, after the nut is limited inside the twisting block 4, the worker can twist the connecting block 2, so that the twisting block 4 inside the twisting port 3 rotates while twisting the nut, the first gear 5 below the twisting block 4 starts to rotate while the twisting block 4 rotates, the first gear 5 rotates to drive the second gear 10 and the third gear 11 inside the handle 1 to start to rotate, the gear rack 12 inside the handle 1 moves downwards by the rotation of the third gear 11 while the third gear 11 rotates, and the moving block 16 on the gear rack 12 moves to abut against one side inside the handle 1, so that the first gear 5 cannot rotate, the bolt is firmly fixed on the handle, and damage to the nut 1 caused by the holding of the nut by the torque is avoided.

Through setting up the slip post 14, the slip post 14 can restrict the rack 12 in the handle 1, avoid the staff when holding handle 1 and wrench the nut, the rack 12 is continuous in the inside slip of handle 1, lead to rack 12 and third gear 11 to take place the skew and not mesh, through setting up cross 20, when needs, the staff can put into the inside of screw with cross 20, it can screw out the screw to coincide through cross 20 and the recess on the screw, convenient and fast, through setting up transparent plate 22, when connecting plate 17 moves the below of transparent plate 22 through movable block 16, the staff can see the inside connecting plate 17 of handle 1 from transparent plate 22, the staff can stop the wrench movement to the nut after seeing connecting plate 17, avoid the nut to be twisted excessively to damage, through setting up sponge cover 18, sponge cover 18 can improve the comfort level when the staff holds handle 1, avoid the staff to hold the hand when twisting the nut for a long time.

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 (7)

1. The utility model provides a spanner torsion transfinites warning structure which characterized in that includes:

the handle comprises a handle (1), wherein a connecting block (2) is fixedly mounted on one side of the handle (1), and a twisting port (3) is formed in the top surface of the connecting block (2);

warning assembly, warning assembly sets up the inside of turning round mouth (3) for torsion transfinites and warns when holding handle (1) to the staff, warning assembly includes: the handle comprises a twisting block (4), the twisting block (4) is movably sleeved inside the twisting port (3), two connecting columns (6) are fixedly mounted on the bottom surface of the twisting block (4), first gears (5) are fixedly mounted on the bottom surfaces of the two connecting columns (6), second gears (10) and third gears (11) are arranged on the bottom surface of the inside of the handle (1), the first gears (5) are meshed with the second gears (10), the second gears (10) are meshed with the third gears (11), connecting holes (7) are formed in the top surfaces of the first gears (5), the second gears (10) and the third gears (11) respectively, a first fixing column (8) is fixedly mounted on the top surface of the inside of the connecting block (2), two first fixing columns (8) are fixedly mounted on the bottom surface of the inside of the handle (1), the first fixing columns (8) are movably sleeved with the connecting holes (7), a gear rack (12) is arranged on one side of the inside of the handle (1), a moving rack (12) is fixedly mounted on one side of the gear rack (12), and the moving rack (16) is meshed with the third gears (11).

2. The structure of claim 1, wherein: two connecting grooves (13) are formed in one side of the gear bar (12), sliding columns (14) are movably sleeved on inner circle wall surfaces of the connecting grooves (13), second fixing columns (15) are fixedly mounted on the inner top surface and the inner bottom surface of the handle (1) respectively, and the sliding columns (14) and the second fixing columns (15) are fixedly mounted.

3. The structure of claim 1, wherein: one side of the connecting block (2) is fixedly provided with a screwing column (19), and one end of the screwing column (19) is fixedly provided with a cross block (20).

4. The structure of claim 1, wherein the wrench torque force is over-limit, and the structure comprises: an observation port (21) is formed in the top surface of the handle (1), a transparent plate (22) is fixedly sleeved inside the observation port (21), and a connecting plate (17) is fixedly mounted on the top surface of the moving block (16).

5. The structure of claim 1, wherein the wrench torque force is over-limit, and the structure comprises: one side of the handle (1) is fixedly provided with a screwing block (23).

6. The structure of claim 1, wherein: the outer wall surface of the handle (1) is fixedly sleeved with a sponge sleeve (18).

7. The structure of claim 1, wherein: and the outer circle wall surface of the first fixing column (8) is fixedly sleeved with a limiting ring (9).

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