CN217669097U

CN217669097U - Double-cap sleeve

Info

Publication number: CN217669097U
Application number: CN202221494114.2U
Authority: CN
Inventors: 方锡忠
Original assignee: Huangshan Xinghe Robot Co ltd
Current assignee: Huangshan Xinghe Robot Co ltd
Priority date: 2022-06-15
Filing date: 2022-06-15
Publication date: 2022-10-28
Anticipated expiration: 2032-06-15

Abstract

The utility model relates to a box spanner field especially relates to a two-cap sleeve, including the cover barrel body, the bayonet socket groove that is used for holding regular polygon nut is offered to the bottom of the cover barrel body, and the degree of depth in bayonet socket groove is greater than the length of two nuts, and the side in bayonet socket groove is the protruding form of arc, and the protruding middle part of arc on a plurality of limits in bayonet socket groove constitutes the spacing space to the nut, the utility model discloses a cover barrel body is convenient for carry out the dismouting to two sets of blind cards of nut through the protruding restriction nut of arc on bayonet socket groove face for work efficiency simplifies the high altitude construction degree of difficulty, improves the high altitude construction security.

Description

Double-cap sleeve

Technical Field

The utility model relates to a box spanner field especially relates to a two cap sleeve.

Background

Socket spanner is common screw assembly and disassembly tools, and collocation electric spanner realizes the quick assembly disassembly to the screw, and common socket spanner is hexagonal cavity form, and the dismouting of adaptation hexagon nut is used.

The prior patent document CN205928408U discloses a sleeve head of a socket wrench, the device comprises a first socket fixedly connected to one end of a connecting rod, and a first regular hexagon bayonet is arranged in the middle of the first socket; the outer peripheral surface of the first sleeve is in a regular hexagon shape; the sleeve head of the socket wrench also comprises a second sleeve, a second regular hexagon bayonet is arranged in the middle of the second sleeve, and the second sleeve is connected with the first sleeve in a sliding manner; be equipped with on first sleeve and the second sleeve and mutually support so that the spacing limit structure of second sleeve, this box spanner's socket head has the nut bayonet socket of two kinds of specifications size to realized that a box spanner can twist the nut of two kinds of specifications, increased box spanner's function, convenient and practical.

High altitude equipment generally adopts two nuts to fasten fixedly, and the workman carries out high altitude bolt fastening operation and uses current straight section of thick bamboo box spanner, can only fasten a nut at every turn, and two nuts are fixed to need the repeated work, increase high altitude construction intensity, have increased work danger.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the following problems existing in the prior art: high altitude equipment generally adopts two nuts to fasten fixedly, and the workman carries out high altitude bolt fastening operation and uses current straight section of thick bamboo box spanner, can only fasten a nut at every turn, and two nut are fixed and need repeated work, increase high altitude construction intensity, have increased work danger.

For solving the problem that prior art exists, the utility model provides a two-cap sleeve, including the cover barrel body, the bayonet groove that is used for holding regular polygon nut is offered to the bottom of cover barrel body, the degree of depth in bayonet groove is greater than the length of two nuts, the side in bayonet groove is the arc bulge form, the protruding middle part of arc on a plurality of limits in bayonet groove constitutes the spacing space to the nut, connect electric spanner at cover barrel body top, when carrying out high altitude construction, operating personnel can twist a nut in screw tip location, then place another nut in bayonet inslot portion bottom, the bayonet groove tip is protected to hand and not let inside nut fall out, bayonet groove and the nut of location on the screw are counterpointed during operation cover barrel body, drive cover barrel body is rotatory, fasten two nuts on the screw surface simultaneously, the side in bayonet groove sets up to the arc bulge form, make the bellied middle part of arc spacing to the nut, and side contained angle position vacancy, increase the fault-tolerant space of bayonet groove to two nuts, be convenient for two nuts block inslot simultaneously.

Preferably, the middle part of the arc-shaped convex surface of the bayonet groove is in clearance fit with the parallel side surfaces of the nuts, so that the two nuts can be clamped into the bayonet groove conveniently.

Preferably, the parallel surface apex angle position of bayonet socket is the fillet form, reduces the expansion interval of bayonet socket, is convenient for reduce the wall thickness of cover barrel, reduces the whole weight of device, makes things convenient for the high altitude construction to go on.

Preferably, the bottom edge of the bayonet groove is provided with a chamfer, so that the nut can be conveniently clamped into the bayonet groove.

Preferably, the sleeve body is internally provided with an extension cavity which penetrates through the bayonet groove, the bayonet groove is aligned with the center of the extension cavity, and the extension cavity is provided with a convex screw end part for accommodating the convex screw end part, so that the nut can be conveniently and vertically fastened on the surface of the screw.

Preferably, the square groove has been seted up at the top of the cover barrel, and the square groove is counterpointed with extending the chamber center, and the pinhole has been run through to the side in square groove, and square groove and electric wrench's axle head adaptation use the pin to pass the pinhole and realize cover barrel and electric wrench's demountable installation.

Preferably, the outer wall of the sleeve body is positioned in the extension cavity and the square groove part and is in a step type reducing shape, and the weight of the sleeve body is reduced to the maximum extent.

Compared with the prior art, the utility model provides a double cap sleeve has following beneficial effect:

the utility model discloses a cover barrel passes through the protruding restriction nut of arc of bayonet groove face, is convenient for to the blind card of two sets of nuts, realizes that two sets of nuts of simultaneous drive carry out the dismouting for work efficiency simplifies the high altitude construction degree of difficulty, improves the high altitude construction security.

Drawings

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

FIG. 2 is a schematic view of the bayonet slot structure of the present invention;

FIG. 3 is a schematic view of the bayonet groove and nut fitting surface structure of the present invention;

fig. 4 is a schematic diagram of the structure of the two sets of nuts and the bayonet slot.

The reference numbers in the figures: 1. a sleeve body; 2. a bayonet slot; 3. an extension cavity; 4. a square groove; 5. a pin hole; 6. and a nut.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

The following detailed description is provided for the specific embodiments of the present invention.

Example one

As shown in fig. 2-4, a double cap sleeve is assembled from:

assembly description: the fixed adapter sleeve barrel 1 of shaft end of electric spanner, the protruding position in middle part of six groove faces of bayonet groove 2 forms the space that holds nut 6, and the plane of nut 6 and the protruding position clearance contact of 2 groove faces in bayonet groove to bayonet groove 2 can hold two nuts 6.

The working principle is as follows: connect electric spanner with 1 top of the cover barrel, when carrying out high altitude construction, operating personnel can twist a nut and fix a position at the screw tip, then place another nut in the inside bottom of bayonet groove 2, the bayonet groove 2 tip is protected to the hand and the inside nut does not fall out, bayonet groove 2 is counterpointed with the nut of location on the screw during operation cover barrel 1, the protruding face central part of bayonet groove 2 and the plane contact of two sets of nuts, open electric spanner drive cover barrel 1 and rotate, fasten two nuts on the screw surface simultaneously under the extrusion of six protruding positions, and protruding screw tip inserts and extends in the chamber 3 gradually, the position of stepping down when realizing the rotation, when dismantling the bolt, two nuts of screw have the dislocation, can be earlier through the not hard up upper portion nut of bayonet groove 2, rotatory not hard up nut aligns with another nut again, synchronous rotation dismantlement again.

Example two

As shown in fig. 1-4, a double cap sleeve is assembled from:

assembly description: the axle head of electric spanner inserts in the square groove 4, uses the pin to pass pinhole 5 and is connected the cover barrel 1 with electric spanner, and the protruding position in middle part of six groove faces of bayonet groove 2 forms the space that holds nut 6, and the protruding position clearance contact of the plane of nut 6 and the 2 groove faces of bayonet groove to bayonet groove 2 can hold two nuts 6.

Claims

1. The utility model provides a double cap sleeve, includes the cover barrel (1), bayonet groove (2) that are used for holding regular polygon nut (6) are offered to the bottom of the cover barrel (1), its characterized in that, the degree of depth of bayonet groove (2) is greater than the length of two nuts (6), and the side of bayonet groove (2) is the protruding form of arc, and the protruding middle part of arc on a plurality of limits in bayonet groove (2) constitutes the spacing space to nut (6).

2. The double-cap sleeve according to claim 1, wherein the middle of the arc-shaped convex surface of the bayonet groove (2) is clearance-fitted with the parallel side surface of the nut (6).

3. The double cap sleeve according to claim 2, wherein the bayonet slot (2) is rounded at the corners of the parallel faces.

4. The double cap sleeve according to claim 3, wherein the bottom edge of the bayonet groove (2) is chamfered.

5. The double-cap sleeve according to claim 1, wherein an extension cavity (3) penetrating through the bayonet groove (2) is formed in the sleeve body (1), and the extension cavity (3) is aligned with the bayonet groove (2) in the center.

6. The double-cap sleeve according to claim 5, wherein a square groove (4) is formed in the top of the sleeve body (1), the square groove (4) is aligned with the center of the extension cavity (3), and a pin hole (5) is formed in the side edge of the square groove (4) in a penetrating manner.

7. The double-cap sleeve according to claim 6, wherein the outer wall of the sleeve body (1) is reduced in a stepped manner at the portions of the extension cavity (3) and the square groove (4).