CN211370965U

CN211370965U - Quick adjusting nut

Info

Publication number: CN211370965U
Application number: CN201922009096.9U
Authority: CN
Inventors: 于金汕; 姜志斌; 王伟刚; 丛军辉; 尹伟宁; 张萍
Original assignee: Weihai Maxpower Advanced Tool Co ltd
Current assignee: Weihai Maxpower Advanced Tool Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-08-28
Anticipated expiration: 2029-11-18

Abstract

The utility model discloses a quick adjusting nut, include: the nut frame is provided with an axial center hole in the center, and the inner diameter of the center hole is larger than the outer diameter of a screw rod to be penetrated; the nut frame is also provided with a transverse adjusting guide groove; the nut body is transversely and slidably arranged in the adjusting guide groove, the nut body is also provided with an axial channel, the inner wall of the central channel is provided with a semi-arc surface, and the semi-arc surface is provided with internal threads for being meshed with the screw rod; and one end of the elastic piece is propped against the outer wall of the nut body, the elastic piece and the semi-circular arc-shaped surface are positioned on the same side by taking the axis of the central hole of the nut frame as a reference, and the other end of the elastic piece is fixed on the nut frame. The utility model discloses simple structure, reasonable in design, convenient to use can realize the quick adjustment purpose.

Description

Quick adjusting nut

Technical Field

The utility model belongs to the technical field of the nut technique and specifically relates to a quick adjustment nut.

Background

When the common nut is adjusted on the stud, the common nut is screwed in or out along the threads by one screw, a useless stroke is generated, and when the useless stroke is too long or the thread pitch is too small, a lot of time is wasted, so that great manpower and time waste is caused.

Application No.: 201811096245.3, filing date: 2018-09-19 relates to a nut convenient and rapid to adjust, which belongs to the technical field of fixed components and comprises a nut body, wherein the nut body consists of a left half adjusting nut body and a right half adjusting nut body, the left half adjusting nut body and the right half adjusting nut body are both horizontally arranged, and the rear ends of the left half adjusting nut body and the right half adjusting nut body are hinged together through a hinge component; the front sides of the left half adjusting nut body and the right half adjusting nut body are provided with screw rods, and the screw rods are used for movably connecting the front ends of the left half adjusting nut body and the right half adjusting nut body; the screw rod is divided into a left half part and a right half part, wherein the left half part is fixed at the front end of the left half adjusting nut body, the right half part is fixed at the front end of the right half adjusting nut body, and the screw rod is sleeved with a nut in threaded fit with the screw rod. The nut convenient and fast to adjust has a simple structure, is convenient to adjust on the long screw rod, and saves the adjusting time between the nut and the screw rod.

Application No.: 201310056854.7, filing date: 2013-02-23 relates to a nut capable of being quickly adjusted, which is characterized by comprising an inner sleeve, wherein the periphery of the right part of the inner sleeve is provided with round holes, the round holes are distributed on a spiral line of the inner sleeve, steel balls are arranged on the round holes, the left part of the inner sleeve is provided with an annular groove, an axial groove is arranged in the annular groove, a compression spring is arranged in the annular groove, one end of the compression spring is provided with an inner bent hook, the other end of the compression spring is provided with an outer bent hook, the right side of the compression spring is provided with a right movable check ring, the left side of the compression spring is provided with a left movable check ring, the right movable check ring and the left movable check ring are arranged in the annular groove, the outer part of the inner sleeve is provided with an outer sleeve, the outer sleeve is internally provided with a step round hole, the left part of the inner wall of the outer sleeve is provided with an axial groove, the left side, the round hole in the middle of the outer sleeve is movably matched with the inner sleeve. The nut axial moving device has the advantages of reasonable design, simple structure, easiness in manufacturing, convenience in use and operation, time and labor conservation, and capability of realizing the axial movement of the nut through quick adjustment, and improving the working efficiency of an operator in use.

Application No.: 201710949724.4, filing date: 2017-10-13 relates to a quick locking nut, and belongs to the field of fasteners. The quick locking nut comprises a half nut, a compression spring, a locking sliding block, a nut body, a nut sealing cover and a shifting block; the split nut is two semi-annular split structures formed by axially cutting a truncated cone-shaped combined piece with a threaded hole in the center, a locking sliding block is sleeved outside the split nut combined piece through a truncated cone-shaped inner hole, the locking sliding block is screwed into an inner cavity of a nut body in a threaded mode, and the split nut is axially limited at the upper end of the nut body through a nut sealing cover. When the quick locking nut is tightened, the locking slide block is adjusted to move upwards relative to the nut body, and the two semi-annular sub-pieces of the split nut are outwards bounced under the action of the compression spring, so that the quick locking nut can directly slide to the part of the stud to be tightened; then the locking slide block moves downwards along the inner cavity of the nut body, the locking slide block extrudes the two sub-pieces of the half nut through the conical surface to fold inwards and compress the spring, so that the clamped half nut and the stud to be connected are quickly locked.

Technical scheme and the technical problem that will solve and the beneficial effect who produces of above disclosure technique all with the utility model discloses inequality, to the utility model discloses more technical characteristics and the technical problem and the beneficial effect that will solve all do not have the technological inspiration in the above technical document that discloses.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a quick adjustment nut, simple structure, reasonable in design, convenient to use can realize the quick adjustment purpose.

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

a quick adjustment nut, comprising:

the nut frame is provided with an axial center hole in the center, and the inner diameter of the center hole is larger than the outer diameter of a screw rod to be penetrated; the nut frame is also provided with a transverse adjusting guide groove;

the nut body is transversely and slidably arranged in the adjusting guide groove, the nut body is also provided with an axial channel, the inner wall of the central channel is provided with a semi-arc surface, and the semi-arc surface is provided with internal threads for being meshed with the screw rod;

and one end of the elastic piece is propped against the outer wall of the nut body, the elastic piece and the semi-circular arc-shaped surface are positioned on the same side by taking the axis of the central hole of the nut frame as a reference, and the other end of the elastic piece is fixed on the nut frame.

Further, the elastic member is a spring.

Furthermore, the left end of the adjusting guide groove is a blind end, the right end of the adjusting guide groove is a through end, the left end of the spring is fixed on the inner wall of the blind end, the right end of the spring abuts against the outer wall of the left side of the nut body, and the outer wall of the left side of the nut body is provided with a plane for abutting against the spring.

Further, still include:

the anti-falling part is fixed in the adjusting guide groove and used for preventing the nut body from falling off from the through end of the adjusting guide groove, and the anti-falling part is positioned on the right side of the axis of the central hole of the nut frame.

Furthermore, the anti-falling part is a fixed block, a semicircular inner arc surface is arranged on the left side of the fixed block, and the radius of the semicircular inner arc surface is the same as that of the central hole of the nut frame.

Furthermore, the fixed block is fixed in the adjusting guide groove through a fixing pin, and meanwhile, the whole fixed block is also positioned in the axial channel of the nut body.

Furthermore, a right blocking table is arranged in the central channel of the nut body, and the left side surfaces of the two end parts of the fixing block are transversely limited corresponding to the blocking table.

Compared with the prior art, the utility model following beneficial effect has:

the utility model discloses a nut frame has a through-hole from top to bottom, can pass the double-screw bolt, has half penetrating inner chamber in, nut body one side has half screw thread, and the another side is the cambered surface with the nut frame excircle is concentric, promotes this cambered surface and can make nut body slide left and right in the inner chamber of nut frame, one side is the cambered surface with the double-screw bolt is concentric on the fixed block, and this cambered surface leans on tightly the double-screw bolt and can make the nut nimble slip on the screw rod, has two pinholes on the fixed block, fixes in the inner chamber of nut frame through the round pin, when promoting nut body, makes the screw thread on the nut body and the screw thread on the double-screw bolt throw off, relies on the elasticity of spring to make the cambered surface on the double-screw bolt on, promotes the nut, makes the nut slide fast on the screw rod through this cambered surface, reaches the assigned position rapidly, loosens nut body, relies on, the nut is tightened again.

When not using fixed block and round pin, when a quick adjustment nut is needed, promote the nut body, make the screw thread on the nut body throw off with the screw thread on the double-screw bolt, the elasticity that relies on the spring makes the nut frame through two through-holes about tightly leaning on the double-screw bolt, promote the nut, make the nut pass through two through-holes about the nut frame quick slip on the screw rod, reach the assigned position rapidly, loosen the nut body, rely on the elasticity of spring to make screw thread on the nut body and the thread engagement on the double-screw bolt, lock nut once more, so can make the utility model discloses the structure is simpler, the function is the same when using the fixed block, nevertheless can make the nut more nimble smooth and easy when sliding when using fixed fast.

When a common nut is adjusted on a stud, the nut needs to be rotated on the stud by hands or tools, the nut moves to a specified position by one thread and one thread around a thread on the stud, a useless stroke often exists, when the useless stroke is too long or the thread pitch is too small, a lot of time is wasted, and great manpower and time waste is caused.

Drawings

Fig. 1 is a sectional view of a quick adjusting nut according to the present invention;

FIG. 2 is a structural diagram of the quick adjusting nut without a fixed block;

FIG. 3 is a block diagram of a nut frame;

FIG. 4 is a structural view of the nut body;

FIG. 5 is a view showing a structure of a fixing block;

fig. 6 is a state diagram of the fast adjusting nut when the fixed block is not mounted on the fast adjusting nut and the fast sliding is performed;

fig. 7 is a state diagram of the quick adjusting nut mounting block of the present invention during quick sliding.

In the figure: 1. the nut frame, 2, nut body, 3, spring, 4 fixed blocks, 5 round pins.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 7, the present invention provides a technical solution:

a quick adjustment nut, comprising:

the nut frame 1 is provided with an axial center hole in the center, and the inner diameter of the center hole is larger than the outer diameter of a screw rod to be penetrated; the nut frame is also provided with a transverse adjusting guide groove;

the nut body 2 is transversely and slidably arranged in the adjusting guide groove, an axial channel is also formed in the nut body, a semicircular arc surface is formed in the inner wall of the central channel, and internal threads are formed in the semicircular arc surface and used for being meshed with the screw;

Further, the elastic member is a spring 3.

Further, still include:

Furthermore, the anti-falling part is a fixed block 4, a semicircular inner arc surface is arranged on the left side of the fixed block, and the radius of the semicircular inner arc surface is the same as that of the central hole of the nut frame.

Further, the fixed block is fixed in the adjusting guide groove through the fixing pin 5, and meanwhile, the whole fixed block is also positioned in the axial channel of the nut body.

A quick adjusting nut consists of a nut frame 1, a nut body 2, a spring 3, a fixed block 4 and a pin 5, wherein a through hole is arranged at the upper part and the lower part of the nut frame 1 and can pass through a stud, a semi-through inner cavity is arranged in the nut frame, one side of the nut body 2 is provided with a half screw thread, the other side of the nut body is an arc surface concentric with the excircle of the nut frame 1, the nut body 2 can slide left and right in the inner cavity of the nut frame 1 by pushing the arc surface, one side of the fixed block 4 is an arc surface concentric with the stud, the nut can flexibly slide on the screw rod by the arc surface close to the stud, the fixed block 4 is provided with two pin holes, the nut body 2 is fixed in the inner cavity of the nut frame 1 by the pin 5, when the nut body 2 is pushed, the screw thread on the nut body 2 is separated from the thread on the stud, the arc surface on the fixed block 4 is close to the stud by, quickly reaches the designated position, the nut body 2 is loosened, the screw thread on the nut body 2 is meshed with the thread on the stud by the elastic force of the spring 3, and the nut is locked again.

When not using fixed block 4 and round pin 5, when a quick adjustment nut is needed, promote nut body 2, make the screw thread on the nut body 2 throw off with the screw thread on the double-screw bolt, the elasticity that relies on spring 3 makes nut frame 1 through two through-holes about tightly leaning on the double-screw bolt, push nut, make the nut pass through two through-holes about nut frame 1 and slide fast on the screw rod, reach the assigned position rapidly, loosen nut body 2, rely on spring 3's elasticity to make screw thread on the nut body 2 and the screw thread engagement on the double-screw bolt, lock nut once more, can make like this the utility model discloses the structure is simpler, the function is the same with when using fixed block 4, nevertheless can make the nut more nimble smooth and easy when sliding when using fixed block 4.

All parts and parts which are not discussed in the present application and the connection mode of all parts and parts in the present application belong to the known technology in the technical field, and are not described again. Such as welding, threaded connections, etc.

In the present application, the term "plurality" means two or more unless expressly defined otherwise. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the description of the present invention, it should be understood that the terms "upper", "lower", "left", "right", "front", "back", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or unit indicated must have a specific direction, be constructed and operated in a specific orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present specification, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A quick adjustment nut, comprising:

2. The quick adjustment nut of claim 1, wherein said resilient member is a spring.

3. The quick adjusting nut of claim 2, wherein the left end of the adjusting guide groove is a blind end, the right end of the adjusting guide groove is a through end, the left end of the spring is fixed on the inner wall of the blind end, the right end of the spring abuts against the outer wall of the left side of the nut body, and the outer wall of the left side of the nut body is provided with a plane for abutting against the spring.

4. The quick adjustment nut of claim 2, further comprising:

5. The quick adjusting nut of claim 4, wherein the anti-slip member is a fixed block, and a semicircular inner arc surface is formed on the left side of the fixed block, and the radius of the semicircular inner arc surface is the same as that of the central hole of the nut frame.

6. The quick adjusting nut of claim 5, wherein the anchor block is secured within the adjustment channel by a retaining pin, and the anchor block is also entirely disposed within the axial passage of the nut body.

7. The quick adjusting nut as claimed in claim 6, wherein the central channel of the nut body is provided with a right stop, and the left side surfaces of the two end portions of the fixing block are transversely limited corresponding to the right stop.