Nut breaking device

Abstract

The utility model discloses a nut breaking device which comprises a nesting device, an extrusion device is arranged in the middle of the nesting device, and a rotating device is arranged in front of the extrusion device. According to the nut breaking device, the supporting head pushes the sliding column backwards, so that the breaking head is inserted into a nut to be broken, the front side of the nut to be broken is broken, and the nut to be broken which is clamped and difficult to rotate can be taken down conveniently; through the design of reversely installing the sliding column, the device can be regarded as a wrench, the function comprehensiveness of the device is improved, the sliding column moving front and back can be matched with nuts of different sizes, the adaptability of the device is higher, through the design of forming the notch in the supporting head, it is prevented that the sharp breaking head and the supporting head extrude each other and become blunt, and the breaking effect of the device is affected; the service life of the device is prolonged; the limiting block limits the sliding column, so that the sliding column can only move front and back and cannot rotate, the breaking head is kept in a vertical state, the nut to be broken is conveniently extruded, the deviation possibility of the breaking head is reduced, and the use stability of the device is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of nut breaker design, in particular to a nut breaker. Background Art

[0002] A nut is a fastening element that is usually used in conjunction with a threaded rod (bolt) to tighten or loosen the connection by rotating or moving. There are many types and uses of nuts, and the most common ones are standard nuts, hexagonal nuts, square nuts, etc. They play an important role in mechanical equipment, construction engineering, automobile manufacturing and other fields, ensuring a firm and stable connection between parts.

[0003] Nuts are difficult to remove by turning due to factors such as rust. Sometimes it is necessary to break the nuts to facilitate their removal. Existing nut breakers have relatively single functions and cannot independently adapt to the complete nut removal process, requiring additional tools for assistance. Utility Model Content

[0004] The purpose of the utility model is to provide a nut breaker to solve the problems existing in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A nut breaker comprises a nesting device, a squeezing device is arranged in the middle of the nesting device, and a rotating device is arranged in front of the squeezing device; the nesting device comprises a nut collar, a support handle is fixedly arranged in front of the nut collar, a sliding path is arranged through the middle of the support handle, two limit blocks are symmetrically fixedly arranged at the back of the support handle, a first thread is arranged in front of the support handle, and a limit stopper is fixedly arranged at the back of the nut collar; the squeezing device comprises a sliding column, a breaking head is fixedly arranged at the back of the sliding column, and two limit sliding grooves are symmetrically arranged on both sides of the sliding column; the rotating device comprises a rotating column, a second thread is arranged on the rotating column, a handle is fixedly arranged at the front end of the rotating column, a support head is rotatably arranged at the rear end of the rotating column, and a notch is arranged at the back of the support head.

[0007] Furthermore: a nut to be broken is arranged in the middle of the nut collar.

[0008] Furthermore: the support handle and the nut collar are integrally formed, and the limit stop block and the nut collar are integrally formed.

[0009] Furthermore: the sliding column is cylindrical.

[0010] Furthermore: the limit block has a square cross section, and the sliding column is slidably connected to the limit block.

[0011] Furthermore: the support head is hingedly connected to the rotating column, and the cross-sectional diameters of the support head and the rotating column are the same.

[0012] Furthermore: the notch is V-shaped.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The handle can be turned to drive the support head at the rear end of the rotating column to move forward and backward. Hold the support handle, put the nut ring on the nut to be broken, and the limit block fits behind the nut to be broken. Then turn the handle to drive the rotating column to move backward, and the support head pushes the sliding column backward to insert the breaking head into the nut to be broken, so that the front side of the nut is broken, which is convenient for removing the nut to be broken that is stuck and difficult to rotate.

[0015] The design of the reverse-mounted sliding column allows the device to be regarded as a wrench, which improves the comprehensiveness of the device's functions. The sliding column that moves forward and backward can adapt to nuts of different sizes, making the device more adaptable. The design of setting a notch on the support head prevents the sharp breaking head from being squeezed and blunted by the support head, which affects the breaking effect of the device and improves the service life of the device.

[0016] The limit block limits the sliding column so that it can only move forward and backward but not rotate, so that the breaking head remains in a vertical state, which is convenient for squeezing the nut to be broken, reduces the possibility of the breaking head shifting, and improves the stability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0018] Figure 1 It is a structural schematic diagram of a nut breaker described in the utility model;

[0019] Figure 2 It is a partial cross-sectional view of a nesting device of a nut breaker described in the utility model;

[0020] Figure 3 It is a structural schematic diagram of an extrusion device of a nut breaker described in the utility model;

[0021] Figure 4 The utility model is a structural schematic diagram of a rotating device of a nut breaker.

[0022] In the accompanying drawings: 1. nesting device; 101. nut collar; 102. support handle; 103. sliding path; 104. limit block; 105. first thread; 106. limit stop block; 2. extrusion device; 201. sliding column; 202. breaking head; 203. limit slide groove; 3. rotating device; 301. rotating column; 302. second thread; 303. handle; 304. support head; 305. notch; 4. nut to be broken. DETAILED DESCRIPTION

[0023] In the description of the present utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present utility model, unless otherwise specified, "multiple" means two or more.

[0024] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood by specific circumstances.

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-Figure 4 A nut breaker comprises a nesting device 1, a squeezing device 2 is arranged in the middle of the nesting device 1, and a rotating device 3 is arranged in front of the squeezing device 2.

[0027] In this embodiment, the nesting device 1 includes a nut collar 101, a support handle 102 is fixedly arranged in front of the nut collar 101, a sliding path 103 is arranged through the middle of the support handle 102, two limit blocks 104 are symmetrically fixedly arranged behind the support handle 102, a first thread 105 is arranged in front of the support handle 102, a limit stopper 106 is fixedly arranged behind the nut collar 101, a nut 4 to be broken is arranged in the middle of the nut collar 101, and the support handle 102 is integrated with the nut collar 101 The limiting block 106 is integrally formed with the nut collar 101. When in use, the extrusion device 2 is inserted into the support handle 102 from the front of the sliding path 103. The limiting grooves 203 on both sides of the sliding column 201 are aligned with the limiting blocks 104 in the sliding path 103. The limiting blocks 104 limit the sliding column 201 so that it can only move forward and backward but cannot rotate, so that the breaking head 202 remains in a vertical state, which is convenient for extruding the nut 4 to be broken, reducing the possibility of the breaking head 202 being offset, and improving the stability of the device in use;

[0028] In this embodiment, the extrusion device 2 includes a sliding column 201, a breaking opening 202 is fixedly arranged at the back of the sliding column 201, two limiting sliding grooves 203 are symmetrically arranged on both sides of the sliding column 201, the sliding column 201 is cylindrical, and the limiting block 104 is square in cross section. The sliding column 201 is slidably connected with the limiting block 104, and the support handle 102 is held, and the nut collar 101 is sleeved on the nut 4 to be broken, and the limiting block 106 fits behind the nut 4 to be broken, and then the handle 303 is rotated to drive the rotating column 301 to move backward, and the support head 304 pushes the sliding column 201 backward so that the breaking opening 202 is inserted into the nut 4 to be broken, so that the front side of the nut 4 to be broken is broken, which is convenient for removing the stuck and difficult to rotate nut 4 to be broken, remove the rotating device 3 and the extrusion device 2, reversely load the sliding column 201 into the sliding path 103, and then reload the rotating device 3. The opening 202 is inserted into the notch 305 behind the support head 304, and the handle 303 is rotated again to drive the rotating column 301 to rotate and move backward, while the support head 304 rotatably connected to the rotating column 301 moves backward at the same time without rotating, pushing the sliding column 201 to move backward to fit the nut 4 to be broken, and cooperating with the limit stopper 106 to clamp the nut 4 to be broken. At this time, the device can be regarded as a wrench, and the nut 4 to be broken can be screwed off by rotating the support handle 102. The design of the reverse-mounted sliding column 201 allows the device to be regarded as a wrench, thereby improving the comprehensiveness of the device function, and the sliding column 201 that moves forward and backward can adapt to nuts of different sizes, and the device has stronger adaptability. The design of arranging the notch 305 on the support head 304 prevents the sharp breaking opening 202 and the support head 304 from being squeezed and blunted by each other, thereby affecting the breaking effect of the device and improving the service life of the device.

[0029] In this embodiment: the rotating device 3 includes a rotating column 301, a second thread 302 is arranged on the rotating column 301, a handle 303 is fixedly arranged at the front end of the rotating column 301, a support head 304 is rotatably arranged at the rear end of the rotating column 301, a notch 305 is arranged behind the support head 304, the support head 304 is hinged to the rotating column 301, the cross-sectional diameters of the support head 304 and the rotating column 301 are the same, the notch 305 is V-shaped, after the extrusion device 2 is installed, the rotating column 301 is screwed into the sliding channel 103, during this process, the first thread 105 and the second thread 302 cooperate with each other, and rotating the handle 303 can drive the support head 304 at the rear end of the rotating column 301 to move forward and backward.

[0030] Working principle: When in use, insert the extrusion device 2 into the support handle 102 from the front of the sliding track 103, and align the limiting slide grooves 203 on both sides of the sliding column 201 with the limiting blocks 104 in the sliding track 103. The limiting blocks 104 limit the sliding column 201 so that it can only move forward and backward but cannot rotate, so that the breaking head 202 remains in a vertical state, which is convenient for squeezing the nut 4 to be broken, reducing the possibility of the breaking head 202 being offset, and improving the stability of the device. After the extrusion device 2 is installed, the rotating column 301 is screwed into the sliding track 103. This process During the process, the first thread 105 cooperates with the second thread 302, and the handle 303 is turned to drive the support head 304 at the rear end of the rotating column 301 to move forward and backward. The support handle 102 is held, and the nut collar 101 is put on the nut 4 to be broken. The limit stopper 106 fits behind the nut 4 to be broken, and then the handle 303 is turned to drive the rotating column 301 to move backward, and the support head 304 pushes the sliding column 201 backward, so that the breaking head 202 is inserted into the nut 4 to be broken, so that the front side of the nut 4 to be broken is broken, which is convenient for removing the stuck and difficult to rotate nut to be broken. After use, the nut 4 needs to be unscrewed, and the rotating device 3 and the extruding device 2 are removed. The sliding column 201 is reversely installed into the sliding path 103, and then the rotating device 3 is reinstalled. At this time, the breaking head 202 is inserted into the notch 305 behind the supporting head 304. The handle 303 is rotated again to drive the rotating column 301 to rotate and move backward, and the supporting head 304 rotatably connected to the rotating column 301 moves backward at the same time without rotating, pushing the sliding column 201 to move backward to fit the nut 4 to be broken, and the limit stopper 106 The front and rear parts cooperate to clamp the nut 4 to be broken. At this time, the device can be regarded as a wrench. The nut 4 to be broken can be unscrewed by turning the support handle 102. The design of the reverse-mounted sliding column 201 allows the device to be regarded as a wrench, thereby improving the comprehensiveness of the device's functions. The sliding column 201 that moves back and forth can adapt to nuts of different sizes, and the device has stronger adaptability. The design of arranging a notch 305 on the support head 304 prevents the sharp breaking head 202 and the support head 304 from squeezing each other and becoming blunt, thereby affecting the breaking effect of the device and improving the service life of the device.

[0031] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A nut breaker, characterized in that: It comprises a nesting device (1), wherein a squeezing device (2) is arranged in the middle of the nesting device (1), and a rotating device (3) is arranged in front of the squeezing device (2); The nesting device (1) comprises a nut collar (101), a support handle (102) is fixedly arranged in front of the nut collar (101), a sliding path (103) is arranged through the middle of the support handle (102), two limit blocks (104) are symmetrically fixedly arranged behind the support handle (102), a first thread (105) is arranged in front of the support handle (102), and a limit stop block (106) is fixedly arranged behind the nut collar (101); The extrusion device (2) comprises a sliding column (201), a breaking opening (202) is fixedly arranged at the rear of the sliding column (201), and two limiting sliding grooves (203) are symmetrically arranged on both sides of the sliding column (201); The rotating device (3) comprises a rotating column (301), a second thread (302) is provided on the rotating column (301), a handle (303) is fixedly provided at the front end of the rotating column (301), a supporting head (304) is rotatably provided at the rear end of the rotating column (301), and a notch (305) is provided at the rear of the supporting head (304).

2. A nut breaker according to claim 1, characterized in that: A nut (4) to be broken is arranged in the middle of the nut collar (101).

3. A nut breaker according to claim 1, characterized in that: The support handle (102) and the nut collar (101) are integrally formed, and the limit stopper (106) and the nut collar (101) are integrally formed.

4. A nut breaker according to claim 1, characterized in that: The sliding column (201) is cylindrical.

5. A nut breaker according to claim 1, characterized in that: The limit block (104) has a square cross section, and the sliding column (201) is slidably connected to the limit block (104).

6. A nut breaker according to claim 1, characterized in that: The support head (304) is hingedly connected to the rotating column (301), and the cross-sectional diameters of the support head (304) and the rotating column (301) are the same.

7. A nut breaker according to claim 1, characterized in that: The notch (305) is V-shaped.

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