CN215036991U

CN215036991U - Adjustable torque wrench

Info

Publication number: CN215036991U
Application number: CN202121540353.2U
Authority: CN
Inventors: 何陆军
Original assignee: Zhuji Dahe Tools Co ltd
Current assignee: Zhuji Dahe Tools Co ltd
Priority date: 2021-07-07
Filing date: 2021-07-07
Publication date: 2021-12-07
Anticipated expiration: 2031-07-07

Abstract

The utility model discloses an adjustable torque wrench, include: a grip; one end of the pipe body extends into the handle, and the other end of the pipe body is provided with a first connector; one end of the replacement rod is provided with a second connecting port; one end of the driving unit is provided with a first connector matched with the first connector, and the other end of the driving unit is provided with a second connector matched with the second connector; the first connector is connected with the first connector, and the second connector is connected with the second connector under the condition that the pipe body is combined with the driving unit and the driving unit is combined with the replacement rod. The utility model has the advantages that: through setting up like this, only need replace pole or drive unit both can be replaced to the replacement when needs are replaced, needn't whole torque wrench replacement, both saved the fund, still be convenient for accomodate, replace, improved work efficiency.

Description

Adjustable torque wrench

Technical Field

The utility model belongs to the technical field of torque wrench, especially, relate to an adjustable torque wrench.

Background

The wrench is a common mounting and dismounting tool, in some high-precision machines, a certain program and appropriate torque operation requirements are required for dismounting each screw lock component, and if the screw lock component or a screw hole is broken or damaged by teeth carelessly operated, the operation function and precision of the machine are damaged, so that the torque wrench with a digital display function is adopted for operation.

However, there are still a lot of problems in the use of torque wrenches, and some torque wrenches on the market are difficult to store because of the problem of size, and need the staff to prepare torque wrenches of different size specifications in advance again to the screw of different specifications to operate, and the torque wrench that will prepare the adaptation different screws will consume a large amount of money, and can also produce and store the problem.

The publication number is: CN103659682A, which discloses: a combination torque wrench, comprising: the handle is provided with a hollow handle and an extension cylinder which are sleeved with each other, and the extension cylinder is provided with a first scale and a second scale; a torsion tripping mechanism is arranged in the grab handle and limited between the hollow handle and the extension cylinder; a force application rod is pivoted on the grab handle and provided with an inner end which is matched with the torsion tripping mechanism, and the force application rod is provided with an outer end corresponding to the first scale; and the combined rod is provided with a group of ends and a driving end, the group of ends are detachably connected and combined at the outer end, and the driving end drives a screw piece corresponding to the second scale.

The above patent extends or changes more than one kind of moment length of combination torque wrench through the demand, and when reaching and predetermineeing the torsion value, still has torque wrench's unique warning effect. In addition, in the operation with various torque requirements, the grab handle, the torque tripping mechanism and the force application rod only need to be matched in a group, so that the cost of the group of torque wrenches can be greatly reduced, but all the components in the torque wrenches are connected only in a simple sleeving and inserting mode, the connection mode is not firm and stable enough, and the torque wrenches are easy to drop off during use and still need to be strengthened.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an adjustable torque wrench can solve torque wrench and separate easily when using the check, connects the problem of insufficiently stable.

The utility model aims at providing an adjustable torque wrench, include: a grip; one end of the pipe body extends into the handle, and the other end of the pipe body is provided with a first connector; one end of the replacement rod is provided with a second connecting port; one end of the driving unit is provided with a first connector matched with the first connector, and the other end of the driving unit is provided with a second connector matched with the second connector; the first connector is connected with the first connector, and the second connector is connected with the second connector under the condition that the pipe body is combined with the driving unit and the driving unit is combined with the replacement rod.

By adopting the adjustable torque wrench, when torque wrenches with different specifications are needed, the purpose of replacing the torque wrench can be achieved only by separating the second connector from the second connector and connecting the replacement rod to be replaced with the driving unit again, and a new torque wrench does not need to be reused.

Furthermore, the first connector and the second connector have the same structure, and the first connector and the second connector have the same structure.

When replacing replacement rods or driving units with different sizes, all replacement rods for replacement can be matched with the driving units, and all driving units can be matched with the pipe body.

Further: the pipe body is provided with a driving unit, the first connecting head is provided with a clamping head, the first connecting head is provided with a clamping interface matched with the clamping head, and the clamping interface is clamped with the clamping head under the condition that the pipe body is combined with the driving unit.

Be detachable construction between first connector and the first interface, also be detachable construction between second connector and the second connector, also be equipped with the joint on the second connector promptly, also be equipped with the joint mouth on the second connector, under the circumstances of body and the drive unit combination, the joint mouth with the joint card block, during drive unit and replacement pole combination, the joint on the second connector with the joint card on the second connector with.

Further, the card interface includes: the interface body is arranged on the inner wall of the first connecting port; the inner wall of the limiting groove is provided with an outer limiting clamping ring; one end of the limiting rod penetrates through the limiting groove and extends into the interface body, and the other end of the limiting rod extends out of the limiting groove; the limiting plate is arranged in the limiting groove and is fixedly connected with the limiting rod; the first spring is sleeved outside the limiting rod and arranged between the limiting plate and the limiting groove; wherein, the limiting rod can reset through the limiting plate and the first spring.

Interface body semicircular in shape, when needs withdraw from the joint mouth with the joint, only need press the gag lever post that is located the spacing groove outside, the gag lever post atress moves inwards, the other end and the joint contact of gag lever post and with the joint to central direction promotion this moment, user pulling replacement pole or handle can be with first connector and first connector separation this moment, with second connector and second connector separation, loosen the finger after the separation, limiting plate on the replacement pole can receive the reaction force resilience of first spring this moment, make the replacement pole reset.

Furthermore, one end of the limiting rod extending to the limiting groove is provided with a pressing head, and the side wall of the pressing head is provided with an inner limiting clamping ring matched with the outer limiting clamping ring.

According to the press head can make the user press more convenient and comfortable when replacing the pole, can inject the position of press head between outer spacing snap ring and the interior spacing snap ring when the gag lever post resets, prevent that the press head from dropping.

Further, the card connector includes: the connector comprises a connector body, wherein a sliding block is arranged on the side wall of the connector body; the accommodating groove is formed in the outer wall of the first connecting head, and a sliding groove matched with the sliding block is formed in the accommodating groove; one end of the second spring is connected with the joint body, and the other end of the second spring is connected with the accommodating groove; wherein, the joint body can slide up and down in the chute through the sliding block.

Connect the body semicircular in shape, the shape and the joint interface adaptation of joint body, when the installation, only need press the joint body with the finger, will connect the body and impress and accomodate the groove, insert first connector or insert the second connector with the second connector again, insert the effect of back joint body at the second spring and reset, connect the body this moment with interface body card with, accomplish the installation, wherein the cooperation between spout and the slider can play the effect of injecing and connecting the body position.

Further, the method also comprises the following steps: the annular clamping groove is arranged in the first connecting port; the retaining ring is arranged in the annular clamping groove; the stopping rod is arranged on the outer wall of the first connecting port, penetrates through the inner wall of the first connecting port and is in contact with the stopping ring.

When the first connector inserts first connector, the outer wall and the stopping ring contact of first connector, and the stopping pole sets up between ring groove and interface body, and the outer wall of stopping pole is equipped with the external screw thread, is equipped with the screw hole with the stopping pole adaptation on the outer wall of first connector, is equipped with rotatory handle on the stopping pole simultaneously, just can install the stopping pole through rotating rotatory handle.

Furthermore, the retaining ring comprises a ring body and a plurality of limiting teeth annularly arranged on the ring body; the ring body and the limiting teeth are integrally formed, the limiting teeth are evenly arranged on the ring body in an annular mode, and the tooth tips of the limiting teeth are arranged in an inclined mode towards the axis direction.

When first connector inserts first connector, the outer wall and the spacing tooth contact of first connector, wherein the inner circle that spacing tooth point of tooth formed can grow gradually when first connector inserts, when first connector and first connector separation, first connector rolls back, the inner circle that spacing tooth point of tooth formed can grow gradually this moment, but spacing tooth can receive stopping of stopping pole, the inner circle that spacing tooth point of tooth group formed this moment can wrap up first connector, prevent that first connector from rolling back, can further prevent to drop.

The utility model has the advantages that:

1. the first connector is arranged at one end of the driving unit, which is connected with the tube body, the first connector matched with the first connector is arranged on the tube body, the second connector is arranged at the other end of the driving unit, the second connector matched with the second connector is arranged in the replacement rod, the first connector and the second connector are identical in structure, the replacement rod can be replaced in different sizes according to requirements, and through the arrangement, only the replacement rod or the driving unit needs to be replaced when replacement is needed, the replacement of the whole torque wrench is not needed, so that the fund is saved, the storage and the replacement are convenient, and the working efficiency is improved;

2. the first connector and the second connector are connected in a matched mode, the first connector is connected with the second connector through the first connector, the second connector is connected with the second connector through the second connector, and the second connector is connected with the second connector through the second connector;

3. when need withdraw from the joint in the joint mouth with the joint, only need press the press head that is located the spacing groove outside pressing head drives the gag lever post and moves inwards, the other end and the joint of gag lever post contact and promote the joint to central direction this moment, user's pulling replacement pole or handle can be with first connector and first connector separation this moment, with second connector and second connector separation, loosen the finger after the separation, limiting plate on the replacement pole can receive the reaction force resilience of first spring this moment, make the press head reset, thereby the efficiency of dismantlement and installation has been improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic structural diagram of the first connector and the first connector of the present invention;

fig. 3 is an enlarged view of a in fig. 2.

The reference numbers in the figures are: 10. a grip; 11. a pipe body; 12. a drive unit; 13. replacing the rod; 14. a first connector; 15. a first connection port; 16. a second connector; 17. a second connection port; 18. an annular neck; 19. a backstop rod; 191. rotating the handle; 2. a card interface; 21. an interface body; 22. a limiting groove; 221. an outer limit snap ring; 23. a limiting rod; 24. a limiting plate; 25. a first spring; 26. a pressing head; 261. an inner limit snap ring; 3. a clamping head; 31. a connector body; 32. a receiving groove; 33. a second spring; 34. a chute; 35. a slider; 4. a backstop ring; 41. a loop body; 42. and a limiting tooth.

Detailed Description

The technical solutions in the embodiments of the present application will be described clearly below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some, but not all, embodiments of the present application. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present disclosure.

The terms first, second and the like in the description and in the claims of the present application are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It will be appreciated that the data so used may be interchanged under appropriate circumstances such that embodiments of the application may be practiced in sequences other than those illustrated or described herein, and that the terms "first," "second," and the like are generally used herein in a generic sense and do not limit the number of terms, e.g., the first term can be one or more than one. In addition, "and/or" in the specification and claims means at least one of connected objects, a character "/" generally means that a preceding and succeeding related objects are in an "or" relationship.

The adjustable torque wrench provided by the embodiment of the present application is described in detail through specific embodiments and application scenarios thereof with reference to the accompanying drawings.

Example 1

As shown in fig. 1, the utility model provides an adjustable torque wrench, include: a grip 10; one end of the tube body 11 extends into the handle 10, and the other end of the tube body 11 is provided with a first connector 14; one end of the replacement rod 13 is provided with a second connecting port 17; a driving unit 12, wherein one end of the driving unit 12 is provided with a first connecting port 15 matched with the first connecting port 14, and the other end of the driving unit 12 is provided with a second connecting port 16 matched with a second connecting port 17; when the tube 11 and the driving unit 12 are combined, and the driving unit 12 and the replacing rod 13 are combined, the first connector 14 is connected to the first connection port 15, and the second connector 16 is connected to the second connection port 17. The first connector 14 and the second connector 16 have the same structure, and the first connector 15 and the second connector 17 have the same structure.

In some embodiments of the present application, as shown in fig. 1, the driving unit 12, the tube 11 and the replacing rod 13 are detachable, when torque wrenches with different specifications are required, the second connecting port 17 and the second connecting head 16 are only required to be separated, and the replacing rod 13 required to be replaced is connected to the driving unit 12 again, so that the purpose of replacing the torque wrench can be achieved without reusing a new torque wrench.

In addition, when replacing replacement rods 13 or drive units 12 of different sizes, all replacement rods 13 can be adapted to the drive units 12, and all drive units 12 can be adapted to the tubular body 11.

Example 2

The embodiment of the present application provides an adjustable torque wrench, which includes the following technical features in addition to the above technical features.

As shown in fig. 2 and 3, the first connector 14 is provided with a card connector 3, the first connector 15 is provided with a card interface 2 adapted to the card connector 3, and the card interface 2 is engaged with the card connector 3 when the tube 11 is combined with the driving unit 12. The card interface 2 includes: the interface body 21, the interface body 21 is set up on the inner wall of the first interface 15; the inner wall of the limiting groove 22 is provided with an outer limiting clamping ring 221; one end of the limiting rod 23 penetrates through the limiting groove 22 and extends into the interface body 21, and the other end of the limiting rod 23 extends out of the limiting groove 22; the limiting plate 24 is arranged in the limiting groove 22, and the limiting plate 24 is fixedly connected with the limiting rod 23; the first spring 25 is sleeved outside the limiting rod 23, and the first spring 25 is arranged between the limiting plate 24 and the limiting groove 22; the stopper rod 23 can be returned by the stopper plate 24 and the first spring 25.

In the embodiment of the present application, a detachable structure is provided between the first connector 14 and the first connector 15, and a detachable structure is provided between the second connector 16 and the second connector 17, that is, the second connector 16 is also provided with the clamping head 3, the second connector 17 is also provided with the clamping port 2, when the pipe body 11 is combined with the driving unit 12, the clamping port 2 is clamped with the clamping head 3, and when the driving unit 12 is combined with the replacement rod 13, the clamping head 3 on the second connector 16 is clamped with the clamping port 2 on the second connector 17.

Moreover, interface body 21 is semicircular in shape, when needing to withdraw from joint 3 in joint mouth 2, only need press the gag lever post 23 that is located the spacing groove 22 outside, gag lever post 23 atress moves inwards, gag lever post 23 the other end and joint 3 contact and promote joint 3 to central direction this moment, user's pulling replaces pole 13 or handle can be with first connector 15 and the separation of first connector 14 this moment, with second connector 17 and the separation of second connector 16, loosen the finger after the separation, limiting plate 24 on replacing pole 13 can receive the reaction force resilience of first spring 25 this moment, make and replace pole 13 and reset.

In some embodiments of the present application, a pressing head 26 is disposed at one end of the limiting rod 23 extending to the limiting groove 22, and an inner limiting snap ring 261 adapted to the outer limiting snap ring 221 is disposed on a side wall of the pressing head 26.

Through installing press head 26, can make the user press more convenient and comfortable when replacing pole 13, can inject the position of press head 26 between outer spacing snap ring 221 and the interior spacing snap ring 261 when gag lever post 23 resets, prevent that press head 26 from dropping.

Example 3

As shown in fig. 2 and 3, the card connector 3 includes: the connector comprises a connector body 31, wherein a sliding block 35 is arranged on the side wall of the connector body 31; the accommodating groove 32 is formed in the outer wall of the first connecting head 14, and a sliding groove 34 matched with the sliding block 35 is formed in the accommodating groove 32; a second spring 33, one end of the second spring 33 is connected with the joint body 31, and the other end of the second spring 33 is connected with the receiving groove 32; the joint body 31 can slide up and down in the slide groove 34 by the slider 35.

In this embodiment, the connector body 31 is semicircular, the shape of the connector body 31 is adapted to the card interface 2, when installing, only the finger is required to press the connector body 31, the connector body 31 is pressed into the accommodating groove 32, the first connector 14 is inserted into the first connector 15 or the second connector 16 is inserted into the second connector 17, after inserting, the connector body 31 is reset under the action of the second spring 33, at this time, the connector body 31 is engaged with the connector body 21, the installation is completed, and the matching between the sliding groove 34 and the sliding block 35 can play a role in limiting the position of the connector body 31.

Example 4

As shown in fig. 2, the present invention further includes: a ring-shaped clamping groove 18, wherein the ring-shaped clamping groove 18 is arranged in the first connecting port 15; the retaining ring 4 is arranged in the annular clamping groove 18; and the retaining rod 19 is arranged on the outer wall of the first connector 15, and the retaining rod 19 penetrates through the inner wall of the first connector and is in contact with the retaining ring 4.

In this embodiment, when the first connector 14 is inserted into the first connector 15, the outer wall of the first connector 14 contacts with the retaining ring 4, the retaining rod 19 is disposed between the ring-shaped clamping groove 18 and the connector body 21, the outer wall of the retaining rod 19 is provided with an external thread, the outer wall of the first connector 15 is provided with a threaded hole adapted to the retaining rod 19, the retaining rod 19 is provided with a rotating handle 191, and the retaining rod 19 can be installed by rotating the rotating handle 191.

Further, the retaining ring 4 comprises a ring body 41 and a plurality of limiting teeth 42 annularly arranged on the ring body 41; the ring body 41 and the limiting teeth 42 are integrally formed, the limiting teeth 42 are uniformly arranged on the ring body 41 in an annular mode, and the tooth tips of the limiting teeth 42 are arranged in an inclined mode towards the axis direction.

In some embodiments of the present application, when the first connector 14 is inserted into the first connector 15, the outer wall of the first connector 14 contacts with the limit teeth 42, wherein the inner ring formed by the tooth tips of the limit teeth 42 will become gradually larger when the first connector 14 is inserted, when the first connector 14 is separated from the first connector, the first connector 14 moves back, the inner ring formed by the tooth tips of the limit teeth 42 will become gradually larger at this time, but the limit teeth 42 will be blocked by the retaining rod 19, and the inner ring formed by the tooth tips of the limit teeth 42 will wrap the first connector 14 at this time, so as to prevent the first connector 14 from moving back, and further prevent the first connector from falling.

It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element. Further, it should be noted that the scope of the methods and apparatus of the embodiments of the present application is not limited to performing the functions in the order illustrated or discussed, but may include performing the functions in a substantially simultaneous manner or in a reverse order based on the functions involved, e.g., the methods described may be performed in an order different than that described, and various steps may be added, omitted, or combined. In addition, features described with reference to certain examples may be combined in other examples.

While the present embodiments have been described with reference to the accompanying drawings, it is to be understood that the invention is not limited to the precise embodiments described above, which are meant to be illustrative and not restrictive, and that various changes may be made therein by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.

Claims

1. An adjustable torque wrench, characterized in that: the method comprises the following steps:

a grip (10);

one end of the pipe body (11) extends into the handle (10), and the other end of the pipe body (11) is provided with a first connector (14);

one end of the replacement rod (13) is provided with a second connecting port (17);

the device comprises a driving unit (12), wherein one end of the driving unit (12) is provided with a first connecting port (15) matched with a first connecting port (14), and the other end of the driving unit (12) is provided with a second connecting port (16) matched with a second connecting port (17);

wherein, under the condition that the pipe body (11) is combined with the driving unit (12) and the driving unit (12) is combined with the replacing rod (13), the first connecting head (14) is connected with the first connecting port (15), and the second connecting head (16) is connected with the second connecting port (17).

2. An adjustable torque wrench as claimed in claim 1, wherein: the first connector (14) and the second connector (16) are identical in structure, and the first connector (15) and the second connector (17) are identical in structure.

3. An adjustable torque wrench as claimed in claim 2, wherein: be equipped with joint (3) on first connector (14), be equipped with on first connector (15) with joint (3) adaptation joint mouth (2) under the condition of body (11) and drive unit (12) combination, joint mouth (2) with joint (3) block.

4. An adjustable torque wrench as claimed in claim 3, wherein: the card interface (2) includes:

the connector comprises a connector body (21), wherein the connector body (21) is arranged on the inner wall of the first connector (15);

the inner wall of the limiting groove (22) is provided with an outer limiting clamping ring (221);

one end of the limiting rod (23) penetrates through the limiting groove (22) and extends into the interface body (21), and the other end of the limiting rod (23) extends out of the limiting groove (22);

the limiting plate (24), the limiting plate (24) is arranged in the limiting groove (22) and is fixedly connected with the limiting rod (23);

the first spring (25) is sleeved outside the limiting rod (23), and the first spring (25) is arranged between the limiting plate (24) and the limiting groove (22);

wherein the limiting rod (23) can be reset through the limiting plate (24) and the first spring (25).

5. An adjustable torque wrench as claimed in claim 4, wherein: one end that gag lever post (23) extended to spacing groove (22) is equipped with press head (26), be equipped with on the lateral wall of press head (26) with interior spacing snap ring (261) of outer spacing snap ring (221) adaptation.

6. An adjustable torque wrench as claimed in claim 3, wherein: the card connector (3) comprises:

the connector comprises a connector body (31), wherein a sliding block (35) is arranged on the side wall of the connector body (31);

the accommodating groove (32), the accommodating groove (32) is arranged on the outer wall of the first connecting head (14), and a sliding groove (34) matched with the sliding block (35) is further arranged in the accommodating groove (32);

a second spring (33), one end of the second spring (33) is connected with the joint body (31), and the other end of the second spring (33) is connected with the accommodating groove (32);

wherein the joint body (31) can slide up and down in the chute (34) through the slide block (35).

7. An adjustable torque wrench as claimed in claim 1, wherein: further comprising:

a ring-shaped clamping groove (18), wherein the ring-shaped clamping groove (18) is arranged in the first connecting port (15);

the retaining ring (4), the retaining ring (4) is arranged in the annular clamping groove (18);

the anti-return device comprises a retaining rod (19), wherein the retaining rod (19) is arranged on the outer wall of the first connector (15), and the retaining rod (19) penetrates through the inner wall of the first connector and is in contact with the retaining ring (4).

8. An adjustable torque wrench as claimed in claim 7, wherein: the retaining ring (4) comprises a ring body (41) and a plurality of limiting teeth (42) which are annularly arranged on the ring body (41); the ring body (41) and the limiting teeth (42) are integrally formed, the limiting teeth (42) are uniformly arranged on the ring body (41) in an annular mode, and the tooth tips of the limiting teeth (42) are obliquely arranged towards the axis direction.