CN219190027U

CN219190027U - Fastening sleeve assembly for hydraulic wrench

Info

Publication number: CN219190027U
Application number: CN202320271613.3U
Authority: CN
Inventors: 李炳俊; 卢云
Original assignee: Jiangsu Hualong Machinery Manufacturing Co ltd
Current assignee: Jiangsu Hualong Machinery Manufacturing Co ltd
Priority date: 2023-02-21
Filing date: 2023-02-21
Publication date: 2023-06-16
Anticipated expiration: 2033-02-21

Abstract

The utility model discloses a fastening sleeve component for a hydraulic wrench, which comprises the following components: the main body unit comprises an outer sleeve and an inner sleeve which is arranged in the outer sleeve and is rotationally connected with the outer sleeve, a tooth surface hole is formed in the top end of the outer sleeve, an adjusting hole is formed in the side wall of the outer sleeve, and an opening matched with the tooth surface hole is formed in the top end of the inner sleeve; the adjusting unit comprises an adjusting rod which is rotationally connected with the inner sleeve and a first bevel gear which is fixedly arranged at the tail end of the adjusting rod, the adjusting rod inwards penetrates through the side wall of the inner sleeve, and a plurality of groups of second bevel gears which are meshed with the first bevel gears are symmetrically arranged in the inner sleeve. When nuts with different specifications are unscrewed or screwed, the nuts with different types can be disassembled or installed by only rotating the adjusting rod to control the spacing of the fastening sleeve, and workers do not need to carry complicated inner sleeves with different types.

Description

Fastening sleeve assembly for hydraulic wrench

Technical Field

The utility model relates to the technical field of hydraulic wrench auxiliary assemblies, in particular to a fastening sleeve assembly for a hydraulic wrench.

Background

The hydraulic wrench is a conventional hydraulic torque wrench suite, and generally consists of a hydraulic torque wrench body, a special pump station for the hydraulic torque wrench, a duplex high-pressure hose and a high-strength heavy sleeve, and the hydraulic wrench is driven by a motor, a starting or an oil cylinder when in use, so that a user does not need to spend great effort, and the hydraulic wrench has a very wide application prospect.

The fastening sleeve subassembly that hydraulic wrench used on the market at present generally includes outer sleeve and inner skleeve, and the outer sleeve is as reaction force sleeve, and the inner skleeve uses as the drive sleeve, and when in actual use, to the specification size difference of required fastening or unscrewing nut, change corresponding drive sleeve, this kind of fastening sleeve subassembly requires the staff to carry a large amount of drive sleeves when actual operation when in actual use, has increased staff's work burden, and all need spend a large amount of time when dismantling the drive sleeve at every turn, seriously influences hydraulic wrench to the efficiency that the nut was dismantled.

Disclosure of Invention

This section is intended to outline some aspects of embodiments of the utility model and to briefly introduce some preferred embodiments. Some simplifications or omissions may be made in this section as well as in the description summary and in the title of the application, to avoid obscuring the purpose of this section, the description summary and the title of the utility model, which should not be used to limit the scope of the utility model.

The present utility model has been made in view of the above-described problems with a conventional tightening sleeve assembly for a hydraulic wrench.

Therefore, the utility model aims to provide a fastening sleeve assembly for a hydraulic wrench, which is suitable for solving the problems that the corresponding driving sleeve is replaced according to different specifications and sizes of nuts to be fastened or unscrewed, a large number of driving sleeves are required to be carried by a worker in actual operation, the workload of the worker is increased, a large amount of time is required to be spent each time the driving sleeve is replaced, and the efficiency of the hydraulic wrench on the disassembly of the nuts is seriously affected.

In order to solve the technical problems, the utility model provides the following technical scheme: a fastening sleeve assembly for a hydraulic wrench, comprising:

the main body unit comprises an outer sleeve and an inner sleeve which is arranged in the outer sleeve and is rotationally connected with the outer sleeve, a tooth surface hole is formed in the top end of the outer sleeve, an adjusting hole is formed in the side wall of the outer sleeve, and an opening matched with the tooth surface hole is formed in the top end of the inner sleeve;

the adjusting unit comprises an adjusting rod which is rotationally connected with the inner sleeve and a first bevel gear which is fixedly arranged at the tail end of the adjusting rod, the adjusting rod is internally penetrated through the side wall of the inner sleeve, a plurality of groups of second bevel gears meshed with the first bevel gears are symmetrically arranged in the inner sleeve, each second bevel gear is rotationally connected with the inner wall of the inner sleeve through corresponding screw rods, movable sleeves are connected with the screw rods in a threaded manner, limit rods matched with the movable sleeves are further arranged on the inner wall of the inner sleeve, the movable sleeves are in sliding connection with the limit rods, and the lower side wall of each movable sleeve is fixedly connected with corresponding fastening sleeves through connecting posts.

As a preferable mode of the fastening sleeve assembly for a hydraulic wrench of the present utility model, wherein: the limiting rod is arranged in parallel with the screw rod, and the movable sleeve is in sliding connection with the limiting rod through the sliding block and the sliding groove.

As a preferable mode of the fastening sleeve assembly for a hydraulic wrench of the present utility model, wherein: each fastening sleeve is arranged into a triangle, and a soft sponge cushion with uniform thickness is arranged on the inner wall pad of the fastening sleeve.

As a preferable mode of the fastening sleeve assembly for a hydraulic wrench of the present utility model, wherein: one end of the adjusting rod, which is far away from the first bevel gear, is fixedly connected with a rotary knob, and a flat-mouth groove is formed in the rotary knob.

As a preferable mode of the fastening sleeve assembly for a hydraulic wrench of the present utility model, wherein: the inner sleeve is characterized in that an adjusting groove corresponding to the position of the rotating button is formed in the outer side wall of the inner sleeve, and the thickness of the rotating button is smaller than the depth of the adjusting groove.

As a preferable mode of the fastening sleeve assembly for a hydraulic wrench of the present utility model, wherein: the inner sleeve and the outer sleeve are rotationally connected through a plurality of groups of evenly distributed rotating blocks and rotating grooves, and anti-skid patterns evenly distributed are arranged on the first bevel gear and the second bevel gear.

The utility model has the beneficial effects that: when the nuts with different specifications are unscrewed or screwed, the nuts with different types can be disassembled or assembled by only rotating the adjusting rod to control the spacing between the fastening sleeves, workers do not need to carry complicated inner sleeves with different types, the work load of the workers is reduced, the waste of time spent for replacing the inner sleeves back and forth is avoided, and the efficiency of disassembling or assembling the nuts by the hydraulic wrench is further improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art. Wherein:

FIG. 1 is a schematic overall sectional view of a fastening sleeve assembly for a hydraulic wrench according to the present utility model;

FIG. 2 is a schematic view of an outer sleeve of a fastening sleeve assembly for a hydraulic wrench according to the present utility model;

fig. 3 is a schematic structural view of an inner sleeve of a fastening sleeve assembly for a hydraulic wrench according to the present utility model.

Description of the drawings: 100 main body units, 101 outer sleeves, 102 inner sleeves, 103 gear surface holes, 104 adjusting holes, 105 adjusting grooves, 200 adjusting units, 201 adjusting rods, 202 plain end grooves, 203 first bevel gears, 204 second bevel gears, 205 screw rods, 206 moving sleeves, 207 limit rods, 208 connecting columns and 209 fastening sleeves.

Detailed Description

In order that the above-recited objects, features and advantages of the present utility model will become more readily apparent, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present utility model, but the present utility model may be practiced in other ways other than those described herein, and persons skilled in the art will readily appreciate that the present utility model is not limited to the specific embodiments disclosed below.

Further, reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic can be included in at least one implementation of the utility model. The appearances of the phrase "in one embodiment" in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments.

Further, in describing the embodiments of the present utility model in detail, the cross-sectional view of the device structure is not partially enlarged to a general scale for convenience of description, and the schematic is only an example, which should not limit the scope of protection of the present utility model. In addition, the three-dimensional dimensions of length, width and depth should be included in actual fabrication.

Examples

Referring to fig. 1 to 3, for one embodiment of the present utility model, there is provided a fastening sleeve assembly for a hydraulic wrench, including a main body unit 100 and an adjusting unit 200.

The main body unit 100 comprises an outer sleeve 101 and an inner sleeve 102 which is arranged in the outer sleeve 101 and is rotationally connected with the outer sleeve 101, the inner sleeve 102 and the outer sleeve 101 are rotationally connected through a plurality of groups of uniformly distributed rotating blocks and rotating grooves, the first bevel gear 203 and the second bevel gear 204 are respectively provided with uniformly distributed anti-skid patterns, the defect that the first bevel gear 203 drives the second bevel gear 204 to easily move is effectively overcome, the top end of the outer sleeve 101 is provided with a tooth surface hole 103, the side wall of the outer sleeve 101 is provided with an adjusting hole 104, and the top end of the inner sleeve 102 is provided with an opening matched with the tooth surface hole 103;

the adjusting unit 200 comprises an adjusting rod 201 and a first bevel gear 203, wherein the adjusting rod 201 is rotationally connected with the inner sleeve 102, the first bevel gear 203 is fixedly arranged at the tail end of the adjusting rod 201, the adjusting rod 201 inwards penetrates through the side wall of the inner sleeve 102, one end, far away from the first bevel gear 203, of the adjusting rod 201 is fixedly connected with a rotary knob, a flat-mouth groove 202 is formed in the rotary knob, an adjusting groove 105 corresponding to the position of the rotary knob is formed in the outer side wall of the inner sleeve 102, the thickness of the rotary knob is smaller than the depth of the adjusting groove 105, the flat-mouth groove 202 is formed in the top end of the rotary knob, the rotary rod 201 is convenient to rotate, the distance between the fastening sleeves 209 is adjusted, and the arrangement of the adjusting groove 105 ensures that the rotary knob 102 does not touch the inner wall of the outer sleeve 101 when the inner sleeve 102 rotates in the outer sleeve 101;

and the inner sleeve 102 is internally symmetrically provided with a plurality of groups of second bevel gears 204 meshed with the first bevel gears 203, each second bevel gear 204 is rotationally connected with the inner wall of the inner sleeve 102 through a corresponding screw rod 205, a movable sleeve 206 is connected to the screw rod 205 through threads, the inner wall of the inner sleeve 102 is further provided with a limiting rod 207 matched with the movable sleeve 206, the limiting rod 207 is arranged in parallel with the screw rod 205, the movable sleeve 206 and the limiting rod 207 are in sliding connection through a sliding block and a sliding chute, the movable sleeve 206 can axially move in the screw rod 205 to limit the sliding of the limiting rod 207, the movable sleeve 206 is in sliding connection with the limiting rod 207, the lower side wall of each movable sleeve 206 is fixedly connected with a corresponding fastening sleeve 209 through a connecting column 208, each fastening sleeve 209 is arranged into a triangle, a soft sponge pad with uniform thickness is arranged on the inner wall of the fastening sleeve 209, and the soft sponge is arranged to avoid abrasion of the fastening sleeve 209 after long-term use, and the triangular fastening sleeve 209 can be better attached to a nut which needs to be screwed.

The utility model discloses a tightening sleeve subassembly in to prior art requires the staff to carry a large amount of drive sleeve when actual operation in the in-service use, has increased staff's work burden, and all need spend a large amount of time when dismantling at every turn and change drive sleeve, seriously influences hydraulic spanner to the efficiency that the nut was dismantled, the utility model discloses the device is in the use, when unscrewing or screwing up to the nut of different specifications, only need rotate the interval that adjusts pole 201 control tightening sleeve 209 alright dismantle or install to the nut of different models, the staff need not to carry complicated inner skleeve of different models, has reduced staff's work burden, also avoided the waste of the required time of changing the inner skleeve back and forth, and then improved hydraulic spanner dismantlement or installation nut's efficiency;

specifically, when the adjusting rod 201 is rotated in the forward direction, the first bevel gear 203 fixedly connected with the adjusting rod drives the screw rod 205 to rotate in the forward direction through the second bevel gear 204, the moving sleeve 206 in threaded connection with the screw rod 205 drives the two connecting columns 208 to approach under the limiting action of the limiting rod 207, the two fastening sleeves 209 approach along with the moving sleeve, and otherwise, when the adjusting rod 201 is rotated in the reverse direction, the two fastening sleeves 209 are far away along with the moving sleeve.

It should be noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solution of the present utility model may be modified or substituted without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered in the scope of the claims of the present utility model.

Claims

1. A fastening sleeve assembly for a hydraulic wrench, comprising:

the main body unit (100) comprises an outer sleeve (101) and an inner sleeve (102) which is arranged in the outer sleeve (101) and is rotationally connected with the outer sleeve (101), a tooth surface hole (103) is formed in the top end of the outer sleeve (101), an adjusting hole (104) is formed in the side wall of the outer sleeve (101), and an opening matched with the tooth surface hole (103) is formed in the top end of the inner sleeve (102);

the adjusting unit (200) comprises an adjusting rod (201) which is rotationally connected with the inner sleeve (102) and a first bevel gear (203) which is fixedly arranged at the tail end of the adjusting rod (201), the adjusting rod (201) is internally penetrated through the side wall of the inner sleeve (102), a plurality of groups of second bevel gears (204) which are meshed with the first bevel gears (203) are symmetrically arranged in the inner sleeve (102), each second bevel gear (204) is rotationally connected with the inner wall of the inner sleeve (102) through a corresponding screw rod (205), a movable sleeve (206) is connected with the screw rod (205) in a threaded manner, a limit rod (207) which is matched with the movable sleeve (206) is further arranged on the inner wall of the inner sleeve (102), the movable sleeve (206) is in sliding connection with the limit rod (207), and a corresponding fastening sleeve (209) is fixedly connected with the lower side wall of each movable sleeve (206) through a connecting column (208).

2. The fastening socket assembly for a hydraulic wrench of claim 1, wherein: the limiting rod (207) is arranged in parallel with the screw rod (205), and the movable sleeve (206) is connected with the limiting rod (207) in a sliding manner through the sliding block and the sliding groove.

3. The fastening socket assembly for a hydraulic wrench of claim 1, wherein: each fastening sleeve (209) is arranged into a triangle, and a soft sponge cushion with uniform thickness is arranged on the inner wall pad of the fastening sleeve (209).

4. The fastening socket assembly for a hydraulic wrench of claim 1, wherein: one end of the adjusting rod (201) far away from the first bevel gear (203) is fixedly connected with a rotary knob, and a flat-mouth groove (202) is formed in the rotary knob.

5. The fastening socket assembly for a hydraulic wrench of claim 4, wherein: an adjusting groove (105) corresponding to the position of the rotary button is formed in the outer side wall of the inner sleeve (102), and the thickness of the rotary button is smaller than the depth of the adjusting groove (105).

6. The fastening socket assembly for a hydraulic wrench of claim 1, wherein: the inner sleeve (102) and the outer sleeve (101) are rotationally connected through a plurality of groups of evenly distributed rotating blocks and rotating grooves, and anti-skid patterns evenly distributed are arranged on the first bevel gear (203) and the second bevel gear (204).