High-stability anti-falling sleeve

Abstract

The utility model discloses a high-stability anti-drop sleeve, which relates to the technical field of sleeves, and comprises a clamping part clamped with a sleeve wrench, the top of the clamping part is provided with a concave surface, the center of the concave surface is downwards provided with an insertion groove, the four corners of the insertion groove are provided with avoiding grooves, the two sides of the insertion groove are provided with anti-drop grooves, and the anti-drop grooves are connected with the concave surface. A sleeve head is further hinged to the bottom of the clamping part, a fixing shell is arranged between the clamping part and the sleeve head, and through the arrangement of the concave face, the receding groove, the anti-disengaging groove and the sleeve head hinged to the clamping part, in the actual use process, the concave face and the receding groove are beneficial for the clamping part to be more rapidly clamped to the socket spanner, and the anti-disengaging groove is beneficial for the clamping part to be more conveniently clamped to the socket spanner. By arranging the clamping part on the sleeve head, the sleeve is not prone to falling off from the sleeve wrench when the clamping part is clamped on the sleeve wrench, and finally the sleeve head is hinged to the clamping part, so that the sleeve is more comprehensive in use scene compared with a traditional sleeve.

Description

TECHNICAL FIELD

[0001] The utility model relates to sleeve technical field especially relates to a high stability anti -drop sleeve. BACKGROUND

[0002] The sleeve is a common tool in life and is also a repair tool that must be equipped in the repair industry, and is particularly suitable for screwing bolts or nuts in deep recesses.

[0003] The existing sleeve is usually an integral type, and when used, for example, in a narrow space, the combination of the traditional sleeve and the sleeve wrench cannot be used due to obstruction, causing the use of the sleeve to be limited. At the same time, the traditional sleeve and the sleeve wrench are easy to disengage after being inserted, and therefore we propose a high-stability anti-drop sleeve to solve the above problems. SUMMARY

[0004] The utility model provides a high stability anti -drop sleeve solves the current sleeve use limited and the technical problem that the sleeve is easy to disengage from the sleeve wrench.

[0005] To solve the above technical problems, the utility model provides a high stability anti -drop sleeve, which comprises a clamping part clamped with a sleeve wrench, a concave surface is formed on the top of the clamping part, a insertion slot is formed in the center of the concave surface downward, an avoidance slot is formed on the four corners of the insertion slot, and an anti -drop slot is formed on the two sides of the insertion slot, the bottom of the clamping part is also hinged with a sleeve head, and a fixed shell is arranged between the clamping part and the sleeve head.

[0006] Preferably, a positioning slot is formed on one side of the insertion slot.

[0007] The above technical scheme is adopted: when the sleeve is clamped with the sleeve wrench, the clamping can be quickly and accurately achieved.

[0008] Preferably, the positioning slot is in a trapezoidal shape.

[0009] The above technical scheme is adopted: when the sleeve is clamped on the sleeve wrench, the sleeve can be stably clamped on the sleeve wrench.

[0010] Preferably, the fixed shell is screw-connected on the clamping part.

[0011] The above technical scheme is adopted: when the sleeve is used vertically, the fixed shell is screw-connected on the clamping part, and when the sleeve head of the sleeve is used vertically, the fixed shell can be screw-disassembled.

[0012] Preferably, the bottom of the clamping part is provided with two fixed blocks, the sleeve head is movably arranged between the two fixed blocks, and a pin shaft is arranged between the two fixed blocks and penetrates the sleeve head.

[0013] The above technical scheme has the following advantages: the bottom of the clamping part is provided with two fixed blocks, the sleeve head is movably arranged between the two fixed blocks, and a pin shaft is arranged between the two fixed blocks and penetrates the sleeve head, so that the sleeve head of the sleeve can be arranged vertically or perpendicularly, thereby increasing the use scenarios of the sleeve.

[0014] Preferably, the bottom of the sleeve head is further provided with a magnetic surface.

[0015] The above technical scheme has the following advantages: the bottom of the sleeve head is further provided with a magnetic surface, so that after the fastener is twisted down, the sleeve can attract the fastener, thereby taking the fastener out of the narrow space.

[0016] Preferably, the sleeve wrench comprises a plug, the plug is inserted into the insertion slot, two sides of the plug are provided with circular grooves, springs are arranged in the circular grooves, one end of each spring is fixed in the circular groove, the other end of each spring is fixed with an anti-dropping spherical body, and a positioning block is further fixed on one side of the plug.

[0017] The above technical scheme has the following advantages: the sleeve wrench comprises a plug, the plug is inserted into the insertion slot, two sides of the plug are provided with circular grooves, springs are arranged in the circular grooves, one end of each spring is fixed in the circular groove, the other end of each spring is fixed with an anti-dropping spherical body, and a positioning block is further fixed on one side of the plug. When the plug is inserted into the insertion slot, the anti-dropping spherical body presses the spring, and the spring contracts. When the plug is completely inserted into the insertion slot, the anti-dropping spherical body is popped out into the anti-dropping groove by the elastic force of the spring, so that the clamping part can be stably clamped on the sleeve wrench, and the sleeve is not easy to be separated from the sleeve wrench.

[0018] Preferably, the size of the anti-dropping groove is matched with the size of the anti-dropping spherical body.

[0019] The above technical scheme has the following advantages: the size of the anti-dropping groove is matched with the size of the anti-dropping spherical body.

[0020] Preferably, the size of the positioning groove is matched with the size of the positioning block.

[0021] The above technical scheme has the following advantages: the size of the positioning groove is matched with the size of the positioning block.

[0022] Preferably, the cross section of the avoiding groove is arc-shaped, and the depth of the avoiding groove is the same as the depth of the insertion slot.

[0023] The above technical scheme has the following advantages: the cross section of the avoiding groove is arc-shaped, and the depth of the avoiding groove is the same as the depth of the insertion slot.

[0024] Compared with the related art, the high-stability anti-falling sleeve has the following beneficial effects:

[0025] 1、Compared with the traditional sleeve, the high-stability anti-falling sleeve is provided with a concave surface, an avoiding groove, an anti-falling groove and a sleeve head hinged to the clamping part, the top of the clamping part is provided with the concave surface, the center of the concave surface is provided with a plug-in groove downward, the plug-in groove is provided with the avoiding groove at four corners, the plug-in groove is provided with the anti-falling groove at two sides, the bottom of the clamping part is further hinged to the sleeve head, and the fixed shell is arranged between the clamping part and the sleeve head, so that the concave surface and the avoiding groove are beneficial to the clamping part being clamped on the sleeve wrench more quickly, the anti-falling groove prevents the sleeve from falling off the sleeve wrench when the clamping part is clamped on the sleeve wrench, and finally the sleeve head is hinged to the clamping part, so that the use scene of the sleeve is more comprehensive compared with the traditional sleeve. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 It is a structural schematic view of a high-stability anti-falling sleeve and a sleeve wrench.

[0027] Figure 2 It is a structural view of a sleeve wrench in a high-stability anti-falling sleeve.

[0028] Figure 3 It is a top view structure of a high-stability anti-falling sleeve.

[0029] Figure 4 It is a partial exploded view of a high-stability anti-falling sleeve.

[0030] Figure 5 It is a use schematic view of a high-stability anti-falling sleeve.

[0031] In the drawing, 1 is a sleeve wrench, 12 is a plug, 13 is a circular groove, 14 is a spring, 15 is an anti-falling spherical body, 16 is a positioning block, 2 is a clamping part, 21 is a concave surface, 22 is a plug-in groove, 23 is an avoiding groove, 24 is an anti-falling groove, 25 is a positioning groove, 27 is a fixed block, 28 is a pin shaft, 3 is a fixed shell, 4 is a sleeve head, and 5 is a fastener. DETAILED DESCRIPTION

[0032] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0033] Embodiment one

[0034] As Figures 1-5As shown, a high-stability anti-drop sleeve includes a clamping part 2 clamped with a sleeve wrench 1, a concave surface 21 is formed at the top of the clamping part 2, a insertion slot 22 is formed downwardly at the center of the concave surface 21, an avoiding slot 23 is formed at the four corners of the insertion slot 22, an anti-drop slot 24 is formed at the two sides of the insertion slot 22, a sleeve head 4 is hingedly connected at the bottom of the clamping part 2, and a fixing shell 3 is arranged between the clamping part 2 and the sleeve head 4;

[0035] A concave surface 21 is formed at the top of the clamping part 2, a insertion slot 22 is formed downwardly at the center of the concave surface 21, an avoiding slot 23 is formed at the four corners of the insertion slot 22, an anti-drop slot 24 is formed at the two sides of the insertion slot 22, a sleeve head 4 is hingedly connected at the bottom of the clamping part 2, and a fixing shell 3 is arranged between the clamping part 2 and the sleeve head 4, in actual use, the concave surface 21 and the avoiding slot 23 are beneficial to the clamping part 2 to be clamped on the sleeve wrench 1 more quickly, and the anti-drop slot 24 makes the sleeve not easy to fall off when the clamping part 2 is clamped on the sleeve wrench 1, finally, the sleeve head 4 is hingedly connected with the clamping part 2, so that the use scene of the sleeve is more comprehensive compared with the traditional sleeve.

[0036] Embodiment two

[0037] As shown, a high-stability anti-drop sleeve includes a clamping part 2 clamped with a sleeve wrench 1, a concave surface 21 is formed at the top of the clamping part 2, a insertion slot 22 is formed downwardly at the center of the concave surface 21, an avoiding slot 23 is formed at the four corners of the insertion slot 22, an anti-drop slot 24 is formed at the two sides of the insertion slot 22, a sleeve head 4 is hingedly connected at the bottom of the clamping part 2, and a fixing shell 3 is arranged between the clamping part 2 and the sleeve head 4, in actual use, the concave surface 21 and the avoiding slot 23 are beneficial to the clamping part 2 to be clamped on the sleeve wrench 1 more quickly, and the anti-drop slot 24 makes the sleeve not easy to fall off when the clamping part 2 is clamped on the sleeve wrench 1, finally, the sleeve head 4 is hingedly connected with the clamping part 2, so that the use scene of the sleeve is more comprehensive compared with the traditional sleeve. Figures 1-5 A concave surface 21 is formed at the top of the clamping part 2, a insertion slot 22 is formed downwardly at the center of the concave surface 21, an avoiding slot 23 is formed at the four corners of the insertion slot 22, an anti-drop slot 24 is formed at the two sides of the insertion slot 22, a sleeve head 4 is hingedly connected at the bottom of the clamping part 2, and a fixing shell 3 is arranged between the clamping part 2 and the sleeve head 4, in actual use, the concave surface 21 and the avoiding slot 23 are beneficial to the clamping part 2 to be clamped on the sleeve wrench 1 more quickly, and the anti-drop slot 24 makes the sleeve not easy to fall off when the clamping part 2 is clamped on the sleeve wrench 1, finally, the sleeve head 4 is hingedly connected with the clamping part 2, so that the use scene of the sleeve is more comprehensive compared with the traditional sleeve.

[0038] A concave surface 21 is formed at the top of the clamping part 2, a insertion slot 22 is formed downwardly at the center of the concave surface 21, an avoiding slot 23 is formed at the four corners of the insertion slot 22, an anti-drop slot 24 is formed at the two sides of the insertion slot 22, a sleeve head 4 is hingedly connected at the bottom of the clamping part 2, and a fixing shell 3 is arranged between the clamping part 2 and the sleeve head 4, in actual use, the concave surface 21 and the avoiding slot 23 are beneficial to the clamping part 2 to be clamped on the sleeve wrench 1 more quickly, and the anti-drop slot 24 makes the sleeve not easy to fall off when the clamping part 2 is clamped on the sleeve wrench 1, finally, the sleeve head 4 is hingedly connected with the clamping part 2, so that the use scene of the sleeve is more comprehensive compared with the traditional sleeve.

[0039] The size of the anti-disengagement groove 24 is matched with the size of the anti-disengagement sphere 15, the size of the positioning groove 25 is matched with the size of the positioning block 16, the cross section of the avoiding groove 23 is arc-shaped, and the depth of the avoiding groove 23 is the same as the depth of the insertion groove 22.

[0040] Embodiment three

[0041] As Figure 5 shown, when the fastener 55 is located in a narrow space, there are obstacles around the fastener 55, at this moment, if it is a traditional sleeve, the fastener 55 cannot be fastened or disassembled, however, the application can change the direction of the sleeve head 44 to adapt to different use scenarios.

[0042] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A high-stability anti-drop sleeve, comprising a clamping portion (2) clamped with a sleeve wrench (1), characterized in that, The top of the clamping part (2) is provided with a concave surface (21), a slot (22) is arranged in the center of the concave surface (21), the four corners of the slot (22) are provided with escape grooves (23), the two sides of the slot (22) are provided with anti-drop grooves (24), the bottom of the clamping part (2) is further hinged with a sleeve head (4), and a fixing shell (3) is arranged between the clamping part (2) and the sleeve head (4).

2. A high-stability anti-disengagement sleeve according to claim 1, characterized in that, A positioning groove (25) is arranged on one side of the slot (22).

3. A high-stability anti-disengagement sleeve according to claim 2, characterized in that, The positioning groove (25) is in a trapezoidal shape.

4. A high stability anti-drop sleeve as defined in claim 1, wherein, The fixing shell (3) is threadedly connected to the clamping part (2).

5. A high stability anti-drop sleeve as defined in claim 1, wherein, Two fixing blocks (27) are arranged at the bottom of the clamping part (2), the sleeve head (4) is movably arranged between the two fixing blocks (27), a pin shaft (28) is arranged between the two fixing blocks (27), and the pin shaft (28) penetrates the sleeve head (4).

6. A high stability anti-drop sleeve according to claim 3, wherein, The bottom of the sleeve head (4) is further provided with a magnetic surface.

7. A high stability anti-drop sleeve as defined in claim 1, wherein, The sleeve wrench (1) comprises a plug (12), the plug (12) is inserted into the slot (22), the two sides of the plug (12) are provided with circular grooves (13), the circular grooves (13) are provided with springs (14), one end of the spring (14) is fixed in the circular groove (13), the other end of the spring (14) is fixed with an anti-drop spherical body (15), and a positioning block (16) is further fixed on one side of the plug (12).

8. A high stability anti-drop sleeve according to claim 3, wherein, The size of the anti-drop groove (24) is matched with the size of the anti-drop spherical body (15).

9. A high stability anti-drop sleeve as defined in claim 3, wherein, The size of the positioning groove (25) is matched with the size of the positioning block (16).

10. A high stability anti-drop sleeve as defined in claim 3, wherein, The cross section of the escape groove (23) is in an arc shape, and the depth of the escape groove (23) is the same as the depth of the slot (22).

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