CN216731647U - Nut dismounting device - Google Patents

Abstract

The utility model relates to the technical field of disassembling tools and discloses a nut disassembling device which comprises a supporting assembly, a clamping assembly and a cutting assembly. The supporting component is annular; the clamping assembly comprises a plurality of clamping pieces arranged along the whole circumferential direction of the supporting assembly, the adjacent clamping pieces are movably connected, the clamping pieces are spliced to form a clamping space for clamping the nut, and the clamping pieces can slide along the supporting assembly simultaneously so as to expand or reduce the clamping space; the cutting assembly is connected with the supporting assembly and can cut the nut. Constructors can sleeve the nut dismounting device outside the nut and clamp the nut through the clamping space, so that the position of the nut is fixed. Every holder homoenergetic is followed the supporting component simultaneously and is slided to make above-mentioned centre gripping space expansion or reduce, and then make this nut dismounting device can be applicable to not unidimensional nut, easy operation is favorable to saving engineering time, improves work efficiency.

Description

Nut dismounting device

Technical Field

The utility model relates to the technical field of disassembling tools, in particular to a nut disassembling device.

Background

As a novel bridge construction process, a large number of fasteners such as screws and nuts are applied to a section beam template of a prefabricated section beam, and after vibration of a high-power motor in the existing vibrating device, the fasteners such as the screws and the nuts on the template often need to be replaced. However, when the constructors replace the nuts, the constructors find that a large number of screws and nuts are solidified together with concrete and are corroded by the environment, phenomena of wire slipping, wire breaking, wire rusting and the like occur, and the difficulty of field disassembly is very high.

The existing nut dismounting device is mainly divided into the following types: the traditional wrench needs to be operated manually by constructors, so that the efficiency is low, and a disassembling tool and a nut to be disassembled can be damaged when excessive force is applied; the second is an electric wrench which needs to be driven by hydraulic pressure or a motor, but has high requirements on the quality of a nut, and the machine is easily damaged if the phenomena of wire breakage and the like occur. Moreover, when the constructor uses the two nut dismounting devices to dismount the nuts with different models and sizes, the opening size of the wrench is required to be continuously adjusted or the sleeves with different sizes are required to be replaced, and the operation efficiency of the constructor is greatly influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a nut dismounting device which can be used for quickly dismounting nuts of different types and sizes, has good compatibility, is simple to operate, saves time and labor and effectively improves the working efficiency of constructors.

In order to achieve the purpose, the utility model adopts the following technical scheme:

a nut remover comprising:

the supporting component is annular;

the clamping assembly comprises a plurality of clamping pieces arranged along the whole circumferential direction of the supporting assembly, the adjacent clamping pieces are movably connected, the clamping pieces are spliced to form a clamping space for clamping a nut, and the clamping pieces can slide along the supporting assembly simultaneously so as to expand or reduce the clamping space;

a cutting assembly connected with the support assembly, the cutting assembly capable of cutting the nut.

Optionally, one of the two adjacent clamping pieces is provided with a guide groove, and the other clamping piece is provided with a protrusion matched with the guide groove.

Optionally, the supporting assembly includes a holding part and a supporting part, the supporting part is annular, the holding part is connected to the radial direction of the supporting part, and the clamping assembly is disposed on the supporting part.

Optionally, the inner peripheral wall of the supporting member is concavely provided with a mounting groove, and each clamping member is slidably inserted into the mounting groove.

Optionally, the clamping assembly further includes an operating element, the holding element is provided with a first through hole, the axial direction of the first through hole is parallel to the length direction of the holding element, one of the plurality of clamping elements is a driving clamping element, the rest of the plurality of clamping elements are driven clamping elements, and the operating element is movably disposed through the first through hole and connected with the driving clamping element.

Optionally, a sliding connection portion is disposed on the holding member, and a sliding portion is disposed on the operating member, and the sliding portion is in sliding fit with the sliding connection portion.

Optionally, the cutting assembly comprises a cutting piece, a second through hole is formed in the operating piece, the cutting piece is movably arranged in the second through hole in a penetrating mode, one end of the cutting piece can stretch into the clamping space, and the other end of the cutting piece stretches out of the second through hole.

Optionally, a handle member is connected to an end of the cutting member extending out of the second through hole.

Optionally, a connecting rod is connected to the handle member, and a nut is connected to an end of the connecting rod away from the handle member, and the nut is configured to be capable of being matched with a wrench.

Optionally, the cutting device further comprises a driving assembly connected with one end of the cutting member extending out of the second through hole, and the driving assembly is used for driving the cutting member to slide.

The utility model has the beneficial effects that:

according to the nut dismounting device provided by the utility model, the supporting component is annular, the plurality of clamping pieces are arranged along the circumferential direction of the supporting component, the adjacent clamping pieces are movably connected, and the plurality of clamping pieces are spliced to form the clamping space for clamping the nut, namely, a constructor can sleeve the nut dismounting device outside the nut and clamp the nut through the clamping space, so that the position of the nut is fixed. A plurality of holders can slide along the supporting component simultaneously to make above-mentioned centre gripping space expansion or reduce, and then make this nut dismounting device can be applicable to not unidimensional nut, improve the compatibility, and easy operation is favorable to saving the engineering time. When a constructor prepares to disassemble a nut, firstly, the clamping assembly is sleeved outside the nut to be disassembled; then the clamping pieces are controlled to slide along the supporting component, so that the nuts are clamped in the middle by the plurality of clamping pieces, and the nuts cannot move in the dismounting process; and finally, cutting the nut through the cutting assembly, and further detaching the nut from the mounting position. The nut dismounting device provided by the utility model has the advantages of simple structure, convenience in operation, capability of quickly dismounting nuts of different models and sizes, good compatibility, time and labor conservation, and effective improvement on working efficiency.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments of the present invention will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the contents of the embodiments of the present invention and the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a nut dismounting device provided in an embodiment of the present invention at a first viewing angle;

FIG. 2 is a top view of a nut remover according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a nut dismounting device provided in the embodiment of the present invention at a second viewing angle;

fig. 4 is a schematic view of a partial structure of a nut dismounting device provided in the embodiment of the present invention.

In the figure:

100. a nut;

1. a support assembly; 11. a grip; 111. a sliding connection portion; 112. a first through hole; 12. a support member;

2. a clamping assembly; 21. an active clamp; 22. a driven clamp; 23. an operating member; 231. a second through hole;

3. a cutting assembly; 31. cutting the piece; 32. a handle member.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions 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, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element to which the description refers must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another, and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

The nut is screwed together with a bolt, a screw rod or a screw, plays a role in connecting and fastening, and is widely applied in real life. However, after the nut is used for a period of time, phenomena such as slipping, breaking and rusting often occur, and great difficulty is brought to the replacement work of the nut. The embodiment provides a nut dismounting device, can be used to dismantle the nut on the segmental beam template to can realize quick dismantlement, easy operation, labour saving and time saving has effectively improved constructor's work efficiency. Specifically, as shown in fig. 1, the nut dismounting device includes a support assembly 1, a clamping assembly 2, and a cutting assembly 3.

Wherein, the supporting component 1 is ring-shaped. Be provided with a plurality of holders along the whole circumference of supporting component 1, swing joint between the adjacent holder, and a plurality of holders concatenation forms the centre gripping space that is used for centre gripping nut 100. That is, the constructor can sleeve the nut dismounting device on the outside of the nut 100 and clamp the nut 100 through the clamping space, thereby fixing the position of the nut 100. The plurality of clamping pieces can slide along the supporting component 1 at the same time, so that the clamping space is expanded or reduced, the nut dismounting device can be suitable for nuts 100 of different sizes, the compatibility is good, the operation is simple, and the construction time is saved. A cutting assembly 3 is connected to the support assembly 1, the cutting assembly 3 being capable of cutting the nut 100. Illustratively, the six clamping pieces are arranged and spliced to form a clamping space with a hexagonal cross section, and the cross section of the clamping space is the same as that of the nut 100, so that the clamping space can clamp and fix the nut 100 better, and the nut 100 is effectively prevented from moving in the cutting process.

When a constructor prepares to disassemble the nut 100, firstly, the clamping assembly 2 is sleeved outside the nut 100 to be disassembled; then, the clamping pieces are controlled to slide along the support assembly 1, so that the plurality of clamping pieces clamp the nut 100 in the clamping space, and the nut 100 is guaranteed not to move in the dismounting process; finally, the nut 100 is cut by the cutting assembly 3, and the nut 100 is removed from the installation site. The nut dismounting device provided by the utility model has the advantages of simple structure, convenience in operation, capability of quickly dismounting nuts 100 of different models and sizes, good compatibility, time and labor conservation, and effective improvement on working efficiency.

Optionally, in this embodiment, one of the two adjacent clamping members is provided with a guide groove, and the other clamping member is provided with a protrusion matching with the guide groove. Due to the sliding connection between the two adjacent clamping pieces, the matching of the protrusions and the guide grooves can prevent the two adjacent clamping pieces from deviating from the direction in the sliding process, so that the clamping pieces cannot clamp the nut 100. Meanwhile, the protrusions are clamped into the guide grooves, so that the connecting area between every two adjacent clamping pieces is increased, the clamping pieces are not prone to being separated from each other in the sliding process, and the service life of the nut dismounting device is prolonged.

Alternatively, as shown in fig. 1 and 2, the support assembly 1 comprises a grip 11 and a support 12. In the embodiment, the supporting member 12 is annular, and the clamping assembly 2 is disposed on the supporting member 12. That is to say, the constructor can control the clamping member to slide along the supporting component 1 by sleeving the supporting component 1 outside the nut 100, and then adjust the size of the clamping space, so that the clamping space clamps the nut 100. The holding piece 11 is connected in the radial of support piece 12, and the constructor of being convenient for grips, accords with constructor's daily use custom, and the design is humanized, has improved constructor's use satisfaction, and then helps accelerating the operation speed. Of course, in other embodiments, the supporting component 1 may also be designed in other shapes, such as a square ring shape or an elliptical ring shape, and is not limited herein.

Alternatively, as shown in fig. 1 and 3, the inner circumferential wall of the supporting member 12 is concavely provided with a mounting groove, and each clamping member is slidably inserted into the mounting groove. Illustratively, the support member 12 has two U-shaped structures with opposite openings in axial cross-section, and a plurality of clamping members are slidably inserted into the openings of the U-shaped structures. That is to say, a plurality of holders all set up in support piece 12's ring, and whole device compact structure is small, and light in weight is convenient for constructor to grip the operation, and is difficult tired, is favorable to improving constructor's work efficiency.

Optionally, as shown in fig. 1 and 4, the clamping assembly 2 further comprises an operating member 23. The holding member 11 is provided with a first through hole 112, and an axial direction of the first through hole 112 is parallel to a length direction of the holding member 11. One of the plurality of grippers is a driving gripper 21 and the remaining grippers are driven grippers 22. The operation member 23 movably penetrates through the first through hole 112 and is connected with the active clamping member 21. Constructor can drive the initiative holder 21 and slide through the axial slip of control operation spare 23 along first through-hole 112, and then drives all the other a plurality of driven holders 22 and slides to adjust the size in centre gripping space, be convenient for carry out the centre gripping to the nut 100 of different model sizes. Meanwhile, the first through hole 112 is formed in the holding part 11, and the operating part 23 movably penetrates through the first through hole 112, so that the overall weight of the device is effectively reduced, the structure is compact, and the carrying and the use of constructors are convenient.

Alternatively, as shown in fig. 3 and 4, the grip 11 is provided with a sliding connection portion 111, and the operating element 23 is provided with a sliding portion, and the sliding portion is in sliding fit with the sliding connection portion 111, which is beneficial to improve the smoothness of sliding. In this embodiment, the sliding connection portion 111 is a slide rail disposed on the inner wall of the first through hole 112, four corners of the operation member 23 are in sliding fit with the slide rail, and the operation member 23 can slide along the slide rail without being separated from the slide rail, so that the smoothness of the sliding operation of the operation member 23 is ensured, additional parts are not required to be added, and the overall weight of the device is further reduced. In other embodiments, the sliding connection portion 111 may be a guide groove recessed in the inner wall of the first through hole 112, and the sliding portion is a guide block provided on the operation member 23. The guide block slides along the guide groove, so that the smoothness of sliding can be improved.

Optionally, as shown in fig. 1-4, the cutting assembly 3 includes a cutting member 31. The operating part 23 is provided with a second through hole 231, the cutting part 31 is movably arranged in the second through hole 231 in a penetrating manner, one end of the cutting part 31 can extend into the clamping space, and the other end of the cutting part 31 extends out of the second through hole 231. That is, the cutting member 31 can slide along the axial direction of the second through hole 231, and when the cutting member 31 is inserted into the clamping space and moved in a direction to approach the nut 100, the nut 100 to be disassembled can be cut. Set up second through-hole 231 on operating parts 23, cutting member 31 activity is worn to establish second through-hole 231, has effectively alleviateed the whole weight of device, and compact structure, and the constructor of being convenient for carries the use.

Alternatively, as shown in fig. 1 and 2, a handle member 32 is attached to an end of the cutting member 31 protruding out of the second through hole 231, and may also be held by the operator.

Alternatively, as shown in fig. 1 and 2, a connecting rod is connected to the handle member 32, and an operating nut is connected to an end of the connecting rod away from the handle member 32, and is configured to be engaged with a wrench. Screwing the operating nut through the wrench can drive the cutting piece 31 to slide along the axial direction of the second through hole 231, so that the nut 100 to be disassembled is cut, and the operation is simple and convenient.

Optionally, the nut remover further comprises a drive assembly. The driving assembly is connected to one end of the cutting member 31 extending out of the second through hole 231, and the driving assembly is used for driving the cutting member 31 to slide. Illustratively, the driving component can be a motor, and the driving component has the advantages of high output power, high speed, convenient control and contribution to improving the working efficiency.

It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.

Claims (10)

1. A nut removal device, comprising:

the supporting component (1), the supporting component (1) is annular;

the clamping assembly (2) comprises a plurality of clamping pieces arranged along the whole circumferential direction of the supporting assembly (1), the adjacent clamping pieces are movably connected, the clamping pieces are spliced to form a clamping space for clamping a nut (100), and the clamping pieces can slide along the supporting assembly (1) simultaneously to expand or reduce the clamping space;

a cutting assembly (3) connected with the support assembly (1), the cutting assembly (3) being capable of cutting the nut (100).

2. The nut remover according to claim 1, wherein a guide groove is formed on one of adjacent two of said holding members, and a projection engaged with said guide groove is formed on the other.

3. Nut dismounting device according to claim 1, characterized in that said support assembly (1) comprises a grip (11) and a support (12), said support (12) being annular, said grip (11) being connected to said support (12) in a radial direction, said clamping assembly (2) being arranged on said support (12).

4. A nut dismounting device according to claim 3, characterized in that the inner peripheral wall of said support member (12) is recessed with an installation groove, and each of said clamping members is slidably inserted in said installation groove.

5. The nut dismounting device according to claim 3, characterized in that the clamping assembly (2) further comprises an operating member (23), the holding member (11) is provided with a first through hole (112), the axial direction of the first through hole (112) is parallel to the length direction of the holding member (11), one of the clamping members is a driving clamping member (21), the other clamping members are driven clamping members (22), and the operating member (23) is movably arranged through the first through hole (112) and connected with the driving clamping member (21).

6. Nut dismounting device according to claim 5, characterized in that a sliding connection (111) is provided on said grip (11) and a sliding portion is provided on said operating member (23), said sliding portion being in sliding engagement with said sliding connection (111).

7. The nut dismounting device according to claim 5, characterized in that the cutting assembly (3) comprises a cutting member (31), a second through hole (231) is formed in the operating member (23), the cutting member (31) is movably arranged in the second through hole (231), one end of the cutting member (31) can extend into the clamping space, and the other end of the cutting member (31) extends out of the second through hole (231).

8. Nut dismounting device according to claim 7, characterized in that a handle member (32) is attached to the end of said cutting member (31) protruding through said second through hole (231).

9. Nut dismounting device according to claim 8, characterized in that a connecting rod is connected to the grip member (32), and that an operating nut is connected to an end of the connecting rod remote from the grip member (32), the operating nut being configured to be able to cooperate with a wrench.

10. Nut dismounting device according to any one of claims 7-9, further comprising a driving assembly connected to an end of said cutting member (31) protruding through said second through hole (231), said driving assembly being adapted to drive said cutting member (31) in sliding motion.

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