Open type torque wrench sleeve

Abstract

The utility model discloses an open type torque wrench socket, which relates to the technical field of wrench sockets and comprises a slotted socket body and a connecting rod, the slotted socket body is connected with the connecting rod, a spring chamber is arranged in the connecting rod, and an avoiding groove is arranged in the middle of the slotted socket body. A spring and a ball are arranged in the spring chamber, the ball is arranged above the spring, an opening is formed in the top end of the spring chamber, and the width of the opening of the spring chamber is smaller than the diameter of the ball. The spring chamber ensures that the slotted sleeve body is tightly combined with the inner wall of the insertion hole of the torque wrench, the screwdriver bit is simpler and more convenient to replace in a plug-in connection mode, a connecting piece fastened in the middle can be locked, the slotted position of the sleeve can effectively avoid a wire harness and a pipeline between locking pieces, locking is achieved, and the using effect is better.

Description

Technical Field

[0001] The utility model relates to the technical field of wrench sockets, in particular to an open-type torque wrench socket. Background Art

[0002] Torque wrenches are commonly used tools that can easily tighten nuts. However, for some wiring harness terminals with nuts, since the wiring harness usually passes through the nuts, the sockets of conventional torque wrenches cannot operate the nuts. Existing devices still have some defects; for example;

[0003] For example, a special socket for a torque wrench with a publication number of CN203510059U, when used, comprises a connecting portion, a first sleeve portion and a second sleeve portion connected as one body, the first sleeve portion is hollow and forms a slot, a spring chamber is provided in the second sleeve, a spring and a ball are provided in the spring chamber, the ball is arranged above the spring, and an opening is provided at the top of the spring chamber;

[0004] The above device has some problems. The device is cumbersome to use and the sleeve is used directly during use. When used for a long time or with excessive force, the sleeve may be deformed, resulting in poor effect.

[0005] Therefore we propose an open-ended torque wrench socket to solve the above-mentioned problems. Utility Model Content

[0006] The utility model aims to provide an open-end torque wrench socket to solve the problem that the open-end torque wrench sockets on the market are inconvenient to use and may cause deformation of the slotted sockets after long-term use.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an open-end torque wrench socket, comprising a slotted socket body and a connecting rod;

[0008] The slotted sleeve body is connected to the connecting rod, and a spring chamber is arranged inside the connecting rod, and an avoidance groove is arranged in the middle position of the slotted sleeve body, a spring and a ball are arranged inside the spring chamber, and the ball is arranged above the spring, and an opening is arranged at the top of the spring chamber, and the opening width of the spring chamber is smaller than the diameter of the ball.

[0009] As a preferred technical solution of the present utility model, the connecting rod is square, the slotted sleeve body is made of alloy carbon steel metal, and the slotted sleeve body is connected to the connecting rod by a plug-in connection.

[0010] As a preferred technical solution of the utility model, a moving block is arranged below the connecting rod, and a first spring is fixedly connected inside the moving block, and the front of the first spring is connected to a clamping block.

[0011] As a preferred technical solution of the utility model, the locking block and the stopper are engaged, and the stopper is connected to the fixed rod through a sliding connection, and the lower part of the fixed rod is fixedly connected to the inside of the fixed block, the inside of the fixed block is connected to the second spring through a fixed connection, and the upper part of the second spring is connected to the movable plate.

[0012] As a preferred technical solution of the utility model, the fixing rods are symmetrically arranged about the center of the fixing block, and the fixing rods are provided with stoppers, and the upper ends of the fixing rods are arc-shaped protrusions.

[0013] As a preferred technical solution of the utility model, the fixing block is connected to a connecting block, a rotating shaft is arranged inside the connecting block, and the lower part of the rotating shaft is connected to a stepping motor.

[0014] As a preferred technical solution of the utility model, the rotating shaft and the outer fixing ring are connected to the inner part of the outer fixing ring with a third spring, and the third springs are arranged in an array on the surface of the outer fixing ring, and the inner fixing ring is connected in front of the third springs.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The device is provided with a convenient structure. When in use, the connecting rod is inserted into the socket of the torque wrench, and the ball of the spring chamber clamps the torque wrench socket to position it. The spring chamber ensures the close combination of the slotted sleeve body and the inner wall of the torque wrench socket. The plug-in connection method makes it easier and more convenient to replace the bit, and can realize the locking of the fastened connector in the middle. The slotted position of the sleeve can effectively avoid the wiring harness and pipeline between the locking accessories to achieve locking, so that the use effect is better;

[0017] 2. The device is provided with a protective structure. When in use, the fixing rod and the connecting rod are connected by a snap-fit ​​connection mechanism. At this time, the stepper motor can be started to drive the multiple rotating shafts inside the connecting block to rotate, so that the rotating shaft drives the outer fixing ring in the front to rotate, so that the inner fixing ring inside the outer fixing ring contacts the avoidance groove, and the third spring contracts at the same time of contact, so that the fixing effect of the inner fixing ring is better, which can prevent the slotted sleeve body and the avoidance groove from being deformed after long-term use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the main cross-sectional structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the top view structure of the utility model;

[0020] Figure 3 For the utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 4 This is a schematic diagram of the top view of the connecting block of the utility model;

[0022] Figure 5 It is a schematic diagram of the three-dimensional structure of the slotted sleeve body of the utility model.

[0023] In the figure: 1. slotted sleeve body; 2. connecting rod; 3. spring chamber; 4. avoidance groove; 5. moving block; 6. first spring; 7. clamping block; 8. stopper; 9. fixing rod; 10. moving plate; 11. second spring; 12. fixing block; 13. stepping motor; 14. rotating shaft; 15. connecting block; 16. outer fixing ring; 17. third spring; 18. inner fixing ring. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0025] See also Figure 1-5 The utility model provides a technical solution: an open-type torque wrench sleeve, comprising a slotted sleeve body 1 and a connecting rod 2, a moving block 5 is arranged below the connecting rod 2, and a first spring 6 is fixedly connected inside the moving block 5, and the front of the first spring 6 is connected to a clamping block 7, the clamping block 7 is engaged with a stopper 8, and the stopper 8 is connected to a fixed rod 9 through a sliding connection, and the lower part of the fixed rod 9 is fixedly connected to the inside of a fixed block 12, the inside of the fixed block 12 is fixedly connected to a second spring 11, and the upper part of the second spring 11 is connected to a moving plate 10 is connected, the fixing rod 9 is symmetrically arranged about the center of the fixing block 12, and the fixing rod 9 is provided with a stopper 8, and the upper end of the fixing rod 9 is an arc-shaped protrusion, the fixing block 12 is connected with a connecting block 15, and a rotating shaft 14 is arranged inside the connecting block 15, and the lower part of the rotating shaft 14 is connected to the stepping motor 13, the rotating shaft 14 and the outer fixing ring 16, and the outer fixing ring 16 is connected with a third spring 17, and the third spring 17 is arranged in an array on the surface of the outer fixing ring 16, and the front of the third spring 17 is connected with an inner fixing ring 18;

[0026] At the same time, when in use, the slot above the fixed block 12 can be aligned with the moving block 5 below the connecting rod 2 and pressed in, so that the block 7 connected by the first spring 6 inside the moving block 5 and the stopper 8 on the fixed rod 9 inside the fixed block 12 can be engaged, and the fixing rod 9 and the connecting rod 2 can be connected. At this time, the stepping motor 13 can be started to drive the multiple rotating shafts 14 inside the connecting block 15 to rotate, so that the rotating shaft 14 drives the outer fixing ring 16 in the front to rotate, so that the inner fixing ring 18 inside the outer fixing ring 16 contacts the avoidance groove 4, and the third spring 17 contracts at the same time of contact, so that the fixing effect of the inner fixing ring 18 is better, which can prevent the slotted sleeve body 1 and the avoidance groove 4 from being deformed after long-term use. When it is to be used in a narrow locked environment, the stepper motor 13 is started to drive the rotating shaft 14 to reverse, so that the rotating shaft 14 drives the inner fixing ring 18 to loosen the fixation of the avoidance groove 4. At this time, the fixing block 12 is pushed upward, so that the card blocks 7 on both sides of the moving block 5 slide under the stop block 8. At the same time, the moving block 5 presses down the moving plate 10 below, so that the second spring 11 under the moving plate 10 contracts. At this time, the fixing block 12 is released, and the moving plate 10 is driven to reset by the second spring 11 and the moving block 5 is pushed upward at the same time. At this time, the card blocks 7 on both sides of the moving block 5 move upward, so that the card blocks 7 drive the stop block 8 to slide on the fixing rod 9 to the top arc-shaped protrusion, and the moving block 5 and the fixed block 12 are disengaged and removed;

[0027] The slotted sleeve body 1 is connected to the connecting rod 2, the connecting rod 2 is square, the slotted sleeve body 1 is made of alloy carbon steel metal, and the slotted sleeve body 1 is connected to the connecting rod 2 by a plug-in connection, and a spring chamber 3 is arranged inside the connecting rod 2, and an avoidance groove 4 is arranged in the middle position of the slotted sleeve body 1, a spring and a ball are arranged inside the spring chamber 3, and the ball is arranged above the spring, and an opening is arranged at the top of the spring chamber 3, and the opening width of the spring chamber 3 is smaller than the diameter of the ball;

[0028] First, when using, insert the connecting rod 2 into the socket of the torque wrench, and the ball of the spring chamber 3 clamps the torque wrench socket to position it. The spring chamber 3 ensures that the slotted sleeve body 1 is tightly combined with the inner wall of the torque wrench socket. The plug-in connection method makes it easier and more convenient to replace the bit, and can lock the fastened connector in the middle. The slotted position of the sleeve can effectively avoid the wiring harness and pipes between the locking accessories to achieve locking, making the use effect better.

[0029] Working principle: When using an open-end torque wrench socket, first insert the connecting rod 2 into the socket of the torque wrench, and the ball of the spring chamber 3 clamps the torque wrench socket to position it. The spring chamber 3 ensures that the slotted sleeve body 1 is tightly combined with the inner wall of the torque wrench socket. The plug-in connection method makes it easier and more convenient to replace the bit, and can lock the fastened connector in the middle. The slotted position of the sleeve can effectively avoid the wiring harness and pipeline between the lock accessories to achieve locking, making the use effect better. At the same time, when in use, the slot above the fixed block 12 can be aligned with the moving block 5 below the connecting rod 2 and pressed in, so that the block 7 connected to the inside of the moving block 5 by the first spring 6 and the stopper 8 on the fixed rod 9 inside the fixed block 12 are engaged, and the fixed rod 9 and the connecting rod 2 can be connected. At this time, the stepper motor 13 can be started to drive the multiple rotating shafts 14 inside the connecting block 15 to rotate, so that the rotating shaft 14 drives the outer fixing ring 16 in the front to rotate, so that the outer fixing ring 1 6, the inner fixing ring 18 inside contacts with the avoidance groove 4, and the third spring 17 contracts at the same time, so that the fixing effect of the inner fixing ring 18 is better, and the slotted sleeve body 1 and the avoidance groove 4 can be prevented from being deformed after long-term use. When it is needed to be used in a narrow locking environment, the stepping motor 13 is started to drive the rotating shaft 14 to reverse, so that the rotating shaft 14 drives the inner fixing ring 18 to loosen the fixation of the avoidance groove 4. At this time, the fixing block 12 is pushed upward, so that the blocks 7 on both sides of the moving block 5 slide under the stopper 8, and at the same time, the moving block 5 presses the moving plate 10 below, so that the second spring 11 under the moving plate 10 contracts, and at this time, the fixing block 12 is released, and the moving plate 10 is driven by the second spring 11 to reset and the moving block 5 is pushed upward at the same time. At this time, the blocks 7 on both sides of the moving block 5 move upward, so that the blocks 7 drive the stopper 8 to slide on the fixing rod 9 to the top arc-shaped protrusion, and the moving block 5 and the fixed block 12 are disengaged and removed.

[0030] Thereby completing a series of tasks, the contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An open-end torque wrench socket, comprising a slotted socket body (1) and a connecting rod (2); Features: The slotted sleeve body (1) is connected to the connecting rod (2), and a spring chamber (3) is arranged inside the connecting rod (2), and an avoidance groove (4) is arranged in the middle of the slotted sleeve body (1), a spring and a ball are arranged inside the spring chamber (3), and the ball is arranged above the spring, and an opening is arranged at the top of the spring chamber (3), and the opening width of the spring chamber (3) is smaller than the diameter of the ball.

2. The open-end torque wrench socket according to claim 1, characterized in that: The connecting rod (2) is square, the slotted sleeve body (1) is made of alloy carbon steel metal, and the slotted sleeve body (1) is connected to the connecting rod (2) via a plug-in connection.

3. The open-end torque wrench socket according to claim 1, characterized in that: A moving block (5) is arranged below the connecting rod (2), and a first spring (6) is fixedly connected inside the moving block (5), and the front of the first spring (6) is connected to a clamping block (7).

4. The open-end torque wrench socket according to claim 3, characterized in that: The clamping block (7) and the stopper (8) are engaged with each other, and the stopper (8) is connected to the fixed rod (9) through a sliding connection, and the lower part of the fixed rod (9) is fixedly connected to the inside of the fixed block (12), the inside of the fixed block (12) is connected to the second spring (11) through a fixed connection, and the upper part of the second spring (11) is connected to the movable plate (10).

5. The open-end torque wrench socket according to claim 4, characterized in that: The fixing rod (9) is symmetrically arranged about the center of the fixing block (12), a stopper (8) is arranged on the fixing rod (9), and the upper end of the fixing rod (9) is an arc-shaped protrusion.

6. The open-end torque wrench socket according to claim 5, characterized in that: The fixing block (12) is connected to a connecting block (15), a rotating shaft (14) is arranged inside the connecting block (15), and the lower part of the rotating shaft (14) is connected to a stepping motor (13).

7. The open-end torque wrench socket according to claim 6, characterized in that: The rotating shaft (14) and the outer fixing ring (16) are connected to a third spring (17) inside the outer fixing ring (16), and the third springs (17) are arranged in an array on the surface of the outer fixing ring (16), and the front of the third springs (17) are connected to an inner fixing ring (18).

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