CN218837585U

CN218837585U - Torque wrench

Info

Publication number: CN218837585U
Application number: CN202223167538.0U
Authority: CN
Inventors: 邵君; 薛林伟; 华良; 徐其亮
Original assignee: Hangzhou Ruimai Tools Co ltd
Current assignee: Hangzhou Ruimai Tools Co ltd
Priority date: 2022-11-29
Filing date: 2022-11-29
Publication date: 2023-04-11
Anticipated expiration: 2032-11-29

Abstract

The utility model discloses a torque wrench relates to wrench tool technical field, including straight-bar and the pole of shaking hands, the one end symmetry of straight-bar is provided with guide sleeve, department is provided with support column and baffle in the middle of the one end of straight-bar, the inside of the pole of shaking hands is provided with drive assembly and the drive assembly of mutually supporting, the pole of shaking hands is provided with the tightening wheel through the drive assembly symmetry. The utility model discloses when using, directly utilize the effect of tightening up the subassembly, shrink locking to wire rope to the multiunit clamp splice can slide on wire rope, and the effect of cooperation support column and baffle, can dismantle the nut in the certain limit, at the flexible characteristics of cooperation wire rope self steel, at cooperation guide sleeve, make it form the multi-angle with between wire rope and the straight-bar, so that be suitable for and different positions, thereby improve the application range of this product, make it not single.

Description

Torque wrench

Technical Field

The utility model relates to a spanner instrument technical field specifically is a torque wrench.

Background

In industrial production, workpieces are mostly connected by bolts and nuts, the acting force between the bolts and the nuts has a certain limit value, when the torque for rotating the bolts (nuts) exceeds a set value, the phenomenon of 'thread slipping' is very easy to occur, and a torque wrench is derived for protecting the structures of the bolts and the nuts.

The wrench in the prior art is simple in structure and can only be matched with nuts of one size, namely, the wrench can only be used for screwing or unscrewing the nuts of one size, and the application range is single.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at providing a torque wrench to solve among the prior art spanner structure comparatively simple, and only can match with the nut of a size model, also promptly, only can screw or loosen the nut of a size, application range comparatively single technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a torque wrench, includes the straight-bar and holds the pole, the one end symmetry of straight-bar is provided with guide sleeve, department is provided with support column and baffle in the middle of the one end of straight-bar, the inside of holding the pole is provided with drive assembly and the drive assembly who mutually supports, it is provided with the tightening wheel through the drive assembly symmetry to hold the pole, the inside of straight-bar is provided with and extends to its outside annular wire rope, wire rope's both ends are connected with the tightening wheel that corresponds respectively, wire rope's the even sliding connection in outside has the clamp splice.

Through adopting above-mentioned technical scheme, the effect that the subassembly was tightened up in the utilization is carried out shrink locking to wire rope to the multiunit clamp splice can slide on wire rope, and the effect of cooperation support column and baffle, can dismantle the nut in the certain limit, at the flexible characteristics of cooperation wire rope self steel, at cooperation uide bushing, makes it form the multi-angle with between wire rope and the straight-bar, so that be suitable for with different positions, thereby improve the application scope of this product, make it not single.

The utility model discloses further set up to, interconnect between straight-bar and the pole of shaking hands.

Through adopting above-mentioned technical scheme, utilize the effect of grip lever, be convenient for handheld to cooperate follow-up work.

The utility model discloses further set up to, the inside of straight-bar evenly is provided with multiunit and wire rope and leads the leading wheel mutually, and corresponds the leading wheel and be the symmetric design.

Through adopting above-mentioned technical scheme, utilize the effect of leading wheel, the wire rope of being convenient for leads to accomplish work, and the symmetrical design of leading wheel, so that cooperate wire rope to remove, so that guarantee the normal operating of equipment.

The utility model discloses further set up as, drive assembly includes the motor, the internally mounted of holding the hand pole has the motor.

Through adopting above-mentioned technical scheme, utilize the effect of motor, for equipment improvement power to the follow-up work of cooperation.

The utility model discloses it further sets up to, drive assembly includes drive gear and driven gear, the output of motor is provided with drive gear, and is two sets of tighten up the outside one end of wheel and all be provided with the driven gear with drive gear engaged with.

By adopting the technical scheme, the tightening task of the steel wire rope is completed by utilizing the action of the driving gear and the driven gear.

The utility model discloses further set up to, the direction is connected between guide sleeve and the wire rope.

By adopting the technical scheme, the steel wire rope is convenient to guide, and the stability of the steel wire rope during movement is convenient to guarantee.

The utility model discloses further set up to, the end of holding the hand lever is provided with shift knob, and mutually supports between shift knob and the motor.

By adopting the technical scheme, the motor is convenient to control and complete.

To sum up, the utility model discloses mainly have following beneficial effect: the utility model discloses when using, directly utilize the effect of tightening up the subassembly, shrink locking to wire rope to the multiunit clamp splice can slide on wire rope, and the effect of cooperation support column and baffle, can dismantle the nut in the certain limit, at the flexible characteristics of cooperation wire rope self steel, at cooperation guide sleeve, make it form the multi-angle with between wire rope and the straight-bar, so that be suitable for and different positions, thereby improve the application range of this product, make it not single.

Drawings

FIG. 1 is a schematic view of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1 according to the present invention;

FIG. 3 is a schematic sectional view of the present invention;

fig. 4 is an enlarged view of fig. 3B according to the present invention.

In the figure: 1. a straight rod; 2. a grip lever; 3. a guide sleeve; 4. a support pillar; 5. a baffle plate; 6. a wire rope; 7. a clamping block; 8. a switch button; 9. a guide wheel; 10. a motor; 11. a drive gear; 12. a tightening wheel; 13. a driven gear.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

The following describes an embodiment of the present invention according to its overall structure.

A torque wrench is disclosed, as shown in fig. 1-4, comprising a straight rod 1 and a holding rod 2, wherein one end of the straight rod 1 is symmetrically provided with a guide sleeve 3, a support column 4 and a baffle 5 are arranged in the middle of one end of the straight rod 1, nuts within a certain range can be disassembled by matching the action of the support column 4 and the baffle 5, the holding rod 2 is internally provided with a driving component and a transmission component which are matched with each other, the holding rod 2 is symmetrically provided with tightening wheels 12 through the transmission component, the straight rod 1 is internally provided with a steel wire rope 6 which extends to the outside in an annular manner, the steel wire rope 6 is matched with the steel flexibility of the steel wire rope 6, the guide sleeve 3 is matched with the steel wire rope 6 to form multiple angles between the steel wire rope 6 and the straight rod 1 so as to be suitable for different positions, thereby the application range of the product is improved, the two ends of the steel wire rope 6 are respectively connected with the corresponding tightening wheels 12, the outer side of the steel wire rope 6 is evenly and slidably connected with clamping blocks 7, the steel wire rope 6 is shrunk and locked by the action of the tightening components, and the clamping blocks 7 can slide on the steel wire rope 6.

Referring to fig. 1, the straight rod 1 and the holding rod 2 are connected to each other, and the holding rod 2 is used for facilitating holding so as to cooperate with subsequent work.

Referring to fig. 4, a plurality of sets of guide wheels 9 are uniformly arranged inside the straight bar 1 and are symmetrically designed with respect to the guide wheels 9, so that the guide wheels 9 are used for guiding the steel wire rope 6 to complete the work, and the guide wheels 9 are symmetrically designed to move in cooperation with the steel wire rope 6 to ensure the normal operation of the equipment.

Referring to fig. 4, the driving assembly includes a motor 10, the motor 10 is installed inside the grip lever 2, and the motor 10 is used to increase power for the device so as to cooperate with subsequent operations.

Referring to fig. 4, the transmission assembly includes a driving gear 11 and a driven gear 13, the driving gear 11 is disposed at the output end of the motor 10, the driven gears 13 engaged with the driving gear 11 are disposed at the outer ends of the two sets of tightening wheels 12, and the tightening task of the steel wire rope 6 is completed by the action of the driving gear 11 and the driven gears 13.

Referring to fig. 3, the guide sleeve 3 is connected with the steel wire rope 6 in a guiding manner, so that the steel wire rope 6 can be guided conveniently, and the stability of the steel wire rope 6 during movement can be ensured conveniently.

Referring to fig. 3, the end of the grip lever 2 is provided with a switch button 8, and the switch button 8 and the motor 10 are matched with each other, so as to control the motor 10 and complete the work.

The utility model discloses a theory of operation does: when the nut is used, the steel wire rope 6 is contracted to a proper size in advance only according to the size of the nut, specifically, the motor 10 is started through the switch button 8 to drive the driving gear 11 to rotate, the two groups of symmetrical driven gears 13 are matched to rotate, the two groups of symmetrical tightening wheels 12 are respectively driven to work, and the rotation directions of the two groups of tightening wheels 12 are opposite, so that the steel wire rope 6 is tightened;

then the nut is sleeved, and as the plurality of groups of clamping blocks 7 can slide on the steel wire rope 6 and are matched with the action of the supporting columns 4 and the baffle 5, the steel wire rope 6 is contracted, the nut is locked, and the nut is rotationally disassembled;

and because can receive and release wire rope 6, make it can dismantle the nut within a certain range, at the flexible characteristics of cooperation wire rope 6 self steel, at cooperation guide sleeve 3, make it form the multi-angle between wire rope 6 and straight-bar 1 to be suitable for with different positions, thereby improve the application scope of this product, make it not in singleness.

Although embodiments of the present invention have been shown and described, it is intended that the present embodiments be illustrative only and not limiting to the invention, and that the particular features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples, and that modifications, substitutions, variations, and the like, which are not inventive in light of the above teachings, may be made to the embodiments by those skilled in the art without departing from the principles and spirit of the present invention, but are to be construed as broadly as the following claims.

Claims

1. The utility model provides a torque wrench, includes straight-bar (1) and handshakes pole (2), its characterized in that: the one end symmetry of straight-bar (1) is provided with guide sleeve (3), department is provided with support column (4) and baffle (5) in the middle of the one end of straight-bar (1), the inside of holding pole (2) is provided with drive assembly and the drive assembly of mutually supporting, holding pole (2) is provided with through the drive assembly symmetry and tightens up wheel (12), the inside of straight-bar (1) is provided with and extends to its outside annular wire rope (6), the both ends of wire rope (6) are connected with the tightening up wheel (12) that corresponds respectively, the even sliding connection in outside of wire rope (6) has clamp splice (7).

2. The torque wrench of claim 1, wherein: the straight rod (1) and the shaking rod (2) are connected with each other.

3. The torque wrench of claim 1, wherein: a plurality of groups of guide wheels (9) which are mutually conducted with the steel wire ropes (6) are uniformly arranged in the straight rod (1), and the guide wheels (9) are symmetrically designed.

4. The torque wrench of claim 1, wherein: the driving assembly comprises a motor (10), and the motor (10) is installed inside the handle rod (2).

5. The torque wrench of claim 4, wherein: the transmission assembly comprises a driving gear (11) and a driven gear (13), the output end of the motor (10) is provided with the driving gear (11), and the two sets of driven gears (13) meshed with the driving gear (11) are arranged at one end of the outer side of the tightening wheel (12).

6. The torque wrench of claim 1, wherein: the guide sleeve (3) is connected with the steel wire rope (6) in a guide mode.

7. The torque wrench of claim 4, wherein: the tail end of the handle rod (2) is provided with a switch button (8), and the switch button (8) is matched with the motor (10).