CN205136310U - Fast -assembled nut - Google Patents
Fast -assembled nut Download PDFInfo
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- CN205136310U CN205136310U CN201520893307.9U CN201520893307U CN205136310U CN 205136310 U CN205136310 U CN 205136310U CN 201520893307 U CN201520893307 U CN 201520893307U CN 205136310 U CN205136310 U CN 205136310U
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- nut
- hitch
- pilot hole
- nut hitch
- guide finger
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Abstract
The utility model discloses a fast -assembled nut, including first nut hitch, second nut hitch, locking axle sleeve, first uide pin, first spring, ball and second uide pin. Adopt the utility model discloses a when fast -assembled nut fastened, the operator can manually mediate first nut hitch and be in the same place with second nut hitch, can realize fast -assembled nut's locking. Press pressing the part and applying the unblock that the power that makes first nut hitch and second nut hitch alternate segregation can realize fast -assembled nut of first uide pin through manual. The utility model provides a technical problem lie in overcoming the shortcoming that current nut bolted connection operation is complicated, take time, provide one kind and simple and convenient and can realize the fast -assembled nut of nut bolt high -speed joint.
Description
Technical field
The utility model relates to Automatic manual transmission field.Be specially a kind of Fast assembling nut.
Background technique
Bolts and nuts are that mechanical field assembles indispensable component, the means of fixation of bolts and nuts than other means of fixation more firmly, more reliable, thus become the most frequently used mode be fixed together by two or more component.Bolts and nuts rely on and are threaded, when connecting, by the axis of nut and the axial alignment of bolt, the internal thread of nut is coordinated with the outside thread of the end of bolt, this action need cover operator heavy gas with all worries set aside could realize, if operator's hand slightly rocks or at the bad environment of light, the outside thread of the internal thread of nut and the end of bolt can be caused to unmatch.Rotating nut after the outside thread of the internal thread of nut and the end of bolt is worked good, makes nut rotate from the end of bolt and just can realize connecting to parts to be tightened.In some assembling field, such as high temperature or working environment under water, the operating time of operator is limited, needs attaching nut's bolt rapidly.And the connection of the existing bolts and nuts time that not only needs are longer when the outside thread of the end of the internal thread with bolt that make nut coordinates, nut is rotated a lot of circle of process need nut rotation to the position needed, this also makes the operating time long, causes working efficiency lower.Sometimes, the rotation of nut needs spanner or other instruments, and under the limited occasion of installing space, does not even operate the space of spanner.
Model utility content
The technical problem that the utility model solves is to overcome complicated, the time-consuming shortcoming of existing nut bolt attended operation, provides a kind of easy and can realize the Fast assembling nut that nut bolt connects fast.
Fast assembling nut of the present utility model, comprise the first nut hitch and the second nut hitch, be made up of the separable first nut hitch that also can be locked together and the second nut hitch, when described first nut hitch and described second nut sleeve button are locked together, the internal thread of described first nut hitch forms with the internal thread of described second nut hitch the internal thread coordinated with the outside thread of bolt jointly.
As preferably, described first nut sleeve fastener has the first pilot hole and the second pilot hole, the axis of described first pilot hole and the axis being parallel of the second pilot hole, described first pilot hole is provided with towards the first step of described second nut hitch away from one end of described second nut hitch;
Described second nut sleeve fastener has the first pilot hole and the second pilot hole, the axis of the first pilot hole of described second nut hitch and the axis being parallel of the second pilot hole, first pilot hole and second pilot hole of described second nut hitch include coaxial first portion and second portion, described first portion compared with described second portion further from described first nut hitch, the diameter of described first portion is greater than the diameter of described second portion, and is formed towards the prevent surface of described first portion in first portion and second portion junction;
Described Fast assembling nut also comprises:
Locking axle sleeve, there is inner chamber, described locking axle sleeve part is positioned at the first portion of the first pilot hole of described second nut hitch, this part of described locking axle sleeve is provided with ball hole, another part of described locking axle sleeve is through the first pilot hole of described second nut hitch and the first pilot hole of the first nut hitch and fix with described first nut hitch, and described locking axle sleeve is being provided with one end that described first nut hitch is fixed the opening communicated with described inner chamber;
First guide finger, the inner chamber being positioned at described locking axle sleeve is coaxial with described locking axle sleeve, and can relatively described locking axle sleeve moving axially along locking axle sleeve, one end of described first guide finger is limited by the first step of the first pilot hole of described first nut hitch the one end making guide finger can not be provided with described first step from described first pilot hole and shifts out, this end of described first guide finger opening be provided with by described inner chamber reaches the pressing component of described second nut hitch outside, described first guide finger is provided with ball grooves in the position near its other end, near the first side wall of the described first guide finger the other end, from bottom, the other end started to described first guide finger tilts described ball grooves, second sidewalls orthogonal relative with the first side wall of described ball grooves is in the axis of described first guide finger, part between the end of the described first guide finger the other end and the first side wall of described ball grooves forms decorative pearl on top of an official cap outer rim,
First spring, is positioned at the inner chamber of described locking axle sleeve, and between the other end and the inwall of described inner chamber of described first guide finger, described first spring can apply towards the power of described first step to described first guide finger under compression;
At least one ball, a part for described ball is positioned at the ball hole of described locking axle sleeve, in the locked condition, described ball is by the outside jack-up of decorative pearl on top of an official cap outer rim of described first guide finger, thus part is exposed to described locking axle sleeve, the prevent surface that described ball is exposed in the part of described locking axle sleeve and the first pilot hole of described second nut hitch offsets to stop described locking axle sleeve to move towards the direction of the first nut hitch, in the unlocked state, described ball part is positioned at the ball hole of described locking axle sleeve, part is positioned at the ball grooves of the first guide finger, described ball enters the second portion of described first pilot hole along with described first guide finger,
Second guide finger, described second guide finger one end is positioned at the first portion of the second pilot hole of described second nut hitch, and the other end of described second guide finger is through the second pilot hole of described second nut hitch and the second pilot hole of described first nut hitch and fix with described first nut hitch.
As preferably, one end that described locking axle sleeve is positioned at the first portion of the first pilot hole of described second nut hitch is provided with limited cap, the diameter of described limited cap is greater than the diameter of described locking axle sleeve and is greater than the diameter of the second portion of described first pilot hole, described limited cap and described locking axle sleeve joint form first fitting surface that can coordinate with the prevent surface of the first pilot hole of described second nut hitch, one end that described second guide finger is positioned at the first portion of the second pilot hole of described second nut hitch has limited cap, and the diameter of the limited cap of this second guide finger is greater than the diameter of described second guide finger and is greater than the diameter of the second portion of described second pilot hole, limited cap and the described second guide finger joint of this second guide finger form second fitting surface that can coordinate with the prevent surface of the second pilot hole of described second nut hitch.
As preferably, being provided with in the first pilot hole of described first nut hitch can to the second spring of described second hitch applied thrust, and being provided with in the first pilot hole of described first nut hitch can to the 3rd spring of described second hitch applied thrust.
As preferably, the first rectification bulb is arranged with outside described locking axle sleeve, first corrects bulb comprises bulb and sleeve pipe, described second nut hitch and described first is corrected the relative position of bulb and is provided with and divides first caving in of matching with the described first ball head correcting bulb, described second spring housing is corrected outside the sleeve pipe of bulb described first, and the second step 122 towards described second nut hitch of described second spring in the first pilot hole of described first nut hitch and the described first ball head correcting bulb divide between the first limiting convex block of formation, described second guide finger is provided with the second rectification bulb, described second corrects bulb comprises bulb and sleeve pipe, described second nut hitch and described second is corrected the relative position of bulb and is provided with and divides second caving in of matching with the described second ball head correcting bulb, described 3rd spring housing is corrected outside the sleeve pipe of bulb described second, and the step towards described second nut hitch in the second pilot hole of described first nut hitch and the described second ball head correcting bulb divide between the second limiting convex block of formation.
As preferably, described ball grooves is the annular slot around described first guide finger outer rim, the axis of described annular slot and the dead in line of described first guide finger, described ball hole is that described ball is evenly arranged in described ball hole along described ring-type around the described locking axle sleeve ring-type of a week.
As preferably, described prevent surface is inclined-plane.
As preferably, pressing component comprises the rod-like members be connected with described first guide finger and the hat shape parts be connected with one end that described rod-like members stretches out in described first nut hitch.
As preferably, be threaded connection between described locking axle sleeve and described first nut hitch, be threaded connection between described second guide finger and described first nut hitch.
As preferably, described first nut sleeve fastener has the first arc surface, and the internal thread of described first nut hitch is arranged on described first arc surface, and described first pilot hole and the second pilot hole lay respectively at the both sides of described first arc surface; Described second nut sleeve fastener has the first arc surface, first arc surface of described second nut hitch is relative with the first arc surface of described first nut hitch, the internal thread of described second nut hitch is arranged on the first arc surface of described second nut hitch, and the first pilot hole of the second nut hitch and the second pilot hole lay respectively at the both sides of the first arc surface of described second nut hitch.
As preferably, described first nut sleeve fastener has second arc surface parallel with its first arc surface, described second nut sleeve fastener has second arc surface parallel with its first arc surface, described first nut hitch and the second nut sleeve button are respectively equipped with at least one and allow shaft to insert so that rotate the blind hole of the Fast assembling nut be under locking state, on the second arc surface that the opening of described blind hole lays respectively at described first nut hitch and on the second arc surface of the second nut hitch.
As preferably, the lower end surface of described first nut hitch and the second nut hitch is inclined-plane at least partially, and described inclined-plane tilts relative to the axis of the Fast assembling nut under described locking state.
Compared to the prior art Fast assembling nut of the present utility model, has following beneficial effect:
When 1, adopting Fast assembling nut of the present utility model to carry out fastening, operator is at the position locking quick-mounting nut near fastener, only need to rotate Fast assembling nut by a small margin even not need to rotate Fast assembling nut, being threaded between Fast assembling nut with bolt can be completed.With the axis first aiming at nut and bolt, make the screw thread of nut end and the screw-thread fit of bolt end, rotating nut multi-turn just can complete nut compared with the prior art of the connection of bolt again, the Fast assembling nut of model utility is not only easy and simple to handle, also greatly can save the time of mounting nuts simultaneously, thus improve the efficiency of operation, be especially suitable for the special occasions that some are higher to installation efficiency.
When 2, adopting Fast assembling nut of the present utility model to carry out fastening, operator by hand by the first nut hitch and the second nut hitch kneaded together, can realize Fast assembling nut locking.The power that the pressing component manually pressing the first guide finger also applies the first nut hitch and the second nut hitch are separated from each other can realize the unblock of Fast assembling nut.Make Fast assembling nut more simple and efficient with the operation be threaded of bolt.
3, limited cap and the joint, one end of locking axle sleeve form first fitting surface that can coordinate with the prevent surface of the first pilot hole of the second nut hitch.In the unlocked state, first nut hitch and the second nut hitch are separated from each other, the first nut hitch and the second nut hitch distance farthest in, first fitting surface of limited cap coordinates with the first prevent surface of the first pilot hole of the second nut hitch, namely the first prevent surface blocks the movement relative to the first nut hitch of locking axle sleeve, thus prevents the first nut hitch and locking axle sleeve in the unlocked state from departing from.
4, the second spring and the 3rd spring make the operation of unblock more simple, and operator only needs the pressing component of pressing first guide finger, can realize unlocking.
5, first correct bulb the deflection that just can prevent locking axle sleeve is set.Meanwhile, the first sleeve portion correcting bulb is that the second spring provides more firmly mounting type, when can prevent the second spring from being compressed, deflection occurs.
6, prevent surface and the first fitting surface are inclined-plane, when first prevent surface and first fitting surface of the first pilot hole of the second nut hitch offset and coordinate, not only can produce and be parallel in locking axle sleeve axis, also produce the power perpendicular to locking axle sleeve axis simultaneously, make locking axle sleeve can not produce the movement of paralleling to the axis relative to the first pilot hole, relative to the first pilot hole generation perpendicular to the movement of axis, namely can not rock.
Accompanying drawing explanation
Fig. 1 is the structural representation of the Fast assembling nut of the utility model embodiment.
Fig. 2 is the sectional view of the Fast assembling nut in Fig. 1 along A-A.
Fig. 3 is the enlarged diagram of the part B in Fig. 2.
Fig. 4 is the first nut hitch of Fast assembling nut in Fig. 2 and the structural representation of the second nut hitch.
Fig. 5 is the structure for amplifying schematic diagram of the first guide finger.
Fig. 6 is the structure for amplifying schematic diagram of locking axle sleeve.
Reference character
1-first nut hitch, 11-first arc surface, 111-internal thread, 12-first pilot hole, 121-first step, 122-second step, 123-second spring, 13-second pilot hole, 131-the 3rd spring, 14-second arc surface, 141,142-assembles blind hole, 15-inclined-plane;
2-second nut hitch, 21-first arc surface, 211-internal thread, 22-first pilot hole, 221-first portion, 222-second portion, 223-first prevent surface, 23-second pilot hole, 231-second prevent surface, 232-first portion, 233-second portion, 24-second arc surface, 241,242-assembles blind hole, 25-inclined-plane, 26-first caves in, and 27-second caves in;
3-locking axle sleeve, 31-inner chamber, 32-ball hole, 33-limited cap, 331-first fitting surface, 34-vent;
4-first guide finger, 41-pressing component, 411-rod-like members, 412-hat shape parts, 42-ball grooves, 421-the first side wall, 422-second sidewall, 43-decorative pearl on top of an official cap outer rim;
5-first spring;
6-ball;
7-second guide finger, 71-limited cap, 711-second fitting surface;
8-first corrects bulb, 81-bulb, 82-sleeve pipe;
9-second corrects bulb, 91-bulb, 92-sleeve pipe.
Embodiment
Fig. 1 is the structural representation of the Fast assembling nut of the utility model embodiment, and Fig. 2 is the sectional view of the Fast assembling nut in Fig. 1 along A-A.As depicted in figs. 1 and 2, Fast assembling nut of the present utility model, comprises the first nut hitch 1, second nut hitch 2, locking axle sleeve 3, first guide finger 4, first spring 5, ball 6 and the second guide finger 7.
As shown in Figure 4, described first nut hitch 1 has the first arc surface 11 of indent, and described first arc surface 11 has internal thread 111.It is parallel with the first arc surface 11 that described first nut hitch 1 also has the second arc surface 14, second arc surface 14, and the radius of the second arc surface 14 is greater than the radius of the first arc surface 11.Described first nut hitch 1 has the first pilot hole 12 and the second pilot hole 13, described first pilot hole 12 and the second pilot hole 13 lay respectively at the both sides of described first arc surface 11, and the axis of described first pilot hole 12 and the axis being parallel of the second pilot hole 13, described first pilot hole 12 is provided with towards the first step 121 of described second nut hitch 2 away from one end of described second nut hitch 2.
Described second nut hitch 2 has the first arc surface 21, and the first arc surface 21 of described second nut hitch 2 is relative with the first arc surface 11 of described first nut hitch 1, and the diameter of the two is identical.First arc surface 21 of described second nut hitch 2 has internal thread 211, and the internal thread 111 of the first nut hitch 1 is identical with each parameter of screw thread of the internal thread 211 of the second nut hitch 2.It is parallel with the first arc surface 21 that described second nut hitch 2 also has the second arc surface 24, second arc surface 24, and the radius of the second arc surface 24 is identical with the radius of the second arc surface 14 of the first nut hitch 1.
Under the state that described first nut hitch 1 and the second nut hitch 2 are locked, first arc surface 11 of the first nut hitch 1 and the first arc surface 21 basic comprising circle of the second nut hitch 2, the second arc surface 14 of the first nut hitch 1 and the second arc surface 24 basic comprising circle of the second nut hitch 2.The internal thread 111 of the first nut hitch 1 forms the internal thread coordinated with the outside thread of bolt to be connected jointly with the internal thread 211 of the second nut hitch 2.
In the present embodiment, as shown in Figure 4, described first nut hitch 1 and the second nut hitch 2 are respectively equipped with at least one and allow shaft to insert so that rotate the assembling blind hole of the stretching nut be under locking state, and the opening of described blind hole lays respectively on the second arc surface 14 of described first nut hitch 1 and the second arc surface 24 of the second nut hitch 2.As shown in Figure 4, the first nut hitch 1 has assembling blind hole 141,142, second nut hitch 2 and has assembling blind hole 241,242.
Described second nut hitch 2 has the first pilot hole 22 and the second pilot hole 23, first pilot hole 22 of the second nut hitch 2 and the second pilot hole 23 lay respectively at the both sides of described first arc surface 21, and the axis of the first pilot hole 22 of the second nut hitch 2 and the axis being parallel of the second pilot hole 23.Described first pilot hole 22 and the second pilot hole 23 include coaxial first portion and second portion, described first portion compared with described second portion further from described first nut hitch 1.The diameter of described first portion is greater than the diameter of described second portion, and is formed towards the prevent surface of described first portion in first portion and second portion junction.Namely the first pilot hole 22 and the second pilot hole 23 are shoulder hole, and ladder forms prevent surface towards the face of the large part of first portion and aperture.
Specific in the present embodiment, as shown in Figure 4, the first pilot hole 22 of the second nut hitch 2 has first portion 221 and second portion 222, and first portion 221 and second portion 222 junction are formed towards the first prevent surface 223 of described first portion 221.Second pilot hole 23 of the second nut hitch 2 has first portion 232 and second portion 233, and first portion 232 and second portion 233 junction are formed towards the second prevent surface 231 of described first portion 232.
As shown in Figure 3 and Figure 6, locking axle sleeve 3 has inner chamber 31, the part of described locking axle sleeve 3 is positioned at the first portion 221 of the first pilot hole 22 of described second nut hitch 2, and this part of described locking axle sleeve 3 is provided with ball hole 32, for holding the part of ball 6.In the present embodiment, locking axle sleeve 3 is also provided with vent 34, and vent 34 is between ball hole 32 and the termination of this part.
Another part of described locking axle sleeve 3 is through the first pilot hole 22 of described second nut hitch 2 and the first pilot hole 12 of the first nut hitch 1 and fix with described first nut hitch 1, the dead in line of the axis of locking axle sleeve 3 and the axis of the first nut hitch 1 and the second nut hitch 2.One end that the inner chamber 31 of described locking axle sleeve 3 is fixing with the first nut hitch 1 is provided with the opening communicated with described inner chamber 31, and the opening of inner chamber 31 communicates with the outside of the first nut axle sleeve, and the axis of the opening of inner chamber 31 overlaps with the axis of locking axle sleeve 3.
As shown in Figure 3, the inner chamber 31 that the first guide finger 4 is positioned at described locking axle sleeve 3 is coaxial with locking axle sleeve 3, and can relatively described locking axle sleeve 3 moving axially along locking axle sleeve 3.As shown in Figure 5, one end of described first guide finger 4 opening be provided with by described inner chamber 31 reaches the pressing component 41 of described second nut hitch 2 outside, and pressing component 41 can promote the first guide finger 4 and move to the left in Fig. 3 relative to locking axle sleeve 3.One end that described first guide finger 4 is provided with pressing component 41 is limited in this first pilot hole 12 by the first step 121 of the first pilot hole 12 of described first nut hitch 1, described first step 121 is positioned at the first pilot hole one end away from the second nut hitch 2 of the first nut hitch 1, the step surface of first step 121, towards the second nut hitch 2, makes the first guide finger 4 can not shift out from this end of the first pilot hole.
As shown in Figure 5, described first guide finger 4 is provided with ball grooves 42 in the position near its other end, and the opening of ball grooves 42 is positioned on the cylinder of the first guide finger 4, is namely parallel on the face of the axis of the first guide finger 4, instead of on the end face of the first guide finger 4.Near the first side wall 421 of described first guide finger 4 the other end, from bottom, the other end started to described first guide finger 4 tilts described ball grooves 42, and second sidewall 422 relative with the first side wall 421 of described ball grooves 42 is perpendicular to the axis of described first guide finger 4.Part between the end of described first guide finger 4 the other end and the first side wall 421 of described ball grooves 42 forms decorative pearl on top of an official cap outer rim 43.When the first guide finger 4 moves to the right side in Fig. 3 relative to locking axle sleeve 3, make ball 6 can be moved to the decorative pearl on top of an official cap outer rim 43 of the first guide finger 4 along the first side wall 421 tilted in described ball grooves 42, by decorative pearl on top of an official cap outer rim 43 outwards jack-up.
First spring 5 is positioned at the inner chamber 31 of described locking axle sleeve 3, and between the other end and the inwall of described inner chamber 31 of described first guide finger 4, when the first spring 5 is in compressive state, can apply towards the power of first step 121 described first guide finger 4.
Ball 6 is at least one, and a part for described ball 6 is positioned at the ball hole 32 of described locking axle sleeve 3.In the locked condition, ball 6 is by the decorative pearl on top of an official cap outer rim 43 of the first guide finger 4 outwards jack-up, thus part is exposed to described locking axle sleeve 3.The first prevent surface 223 that ball 6 is exposed in the part of described locking axle sleeve 3 and the first pilot hole 22 of the second nut hitch 2 offsets, and moves towards the direction of the first nut hitch 1 to stop described locking axle sleeve 3.In the unlocked state, described ball 6 part is positioned at the ball hole 32 of described locking axle sleeve 3, and part is positioned at the ball grooves 42 of the first guide finger 4, and enters the second portion 222 of described first pilot hole 22 along with described first guide finger 4.
Described second guide finger 7 one end is positioned at the first portion 232 of the second pilot hole 23 of described second nut hitch 2, and the other end of described second guide finger 7 is through the second pilot hole 23 of described second nut hitch 2 and the second pilot hole 13 of described first nut hitch 1 and fix with described first nut hitch 1.In the process of locking and unlock, the second guide finger 7 serves the effect of guiding, makes the two ends of the two ends of the first nut hitch 1 and the second nut hitch 2 reach stress balance respectively.
The operation unlocked Fast assembling nut is as follows: pressed inwards by the pressing component 41 of the first guide finger 4, namely the direction towards the second nut hitch 2 is pressed, the thrust that first guide finger 4 overcomes the first spring 5 moves to the direction near the second nut hitch 2, simultaneously, locking axle sleeve 3, owing to fixing with the first nut hitch 1, therefore can not move.When the first guide finger 4 move to its ball grooves 42 relative with the ball hole 32 of locking axle sleeve 3 time, the part of ball 6 enters ball grooves 42 along the first side wall 421 of ball grooves 42, ball 6 submerge in ball hole 32 to outer end, depart from and the coordinating of the first prevent surface 223 of the second nut hitch 2.Now, first nut hitch 1 or the second nut hitch 2 are applied to the power making mutually to leave both it, first guide finger 4, axle sleeve move relative to the second nut hitch 2 together with ball 6, and ball 6 enters in the second portion of the first pilot hole 22 of the second nut hitch 2.Because the diameter of second portion 222 is less than the diameter of first portion 221, ball 6 is limited in ball grooves 42 and ball hole 32 by the inwall of second portion 222 and can not outwards movement.Now, unclamp pressing component 41, because ball 6 can not outwards movement, outward namely away from the direction of the axis of the first guide finger 4, the first guide finger 4 just can not move towards the first nut hitch 1 under the thrust of the first spring 5, and the first spring 5 is limited at compressive state.Now just achieve unblock.
When locking in the unlocked state, the end of bolt is made to stretch between the first nut hitch 1 and the second nut hitch 2, in the unlocked state, first nut hitch 1 is separated with the second nut hitch 2, therebetween there is larger distance, therefore, aforesaid operations can be easy to realize, and does not need the operation making the internal thread of nut coordinate with the outside thread of the end of bolt in prior art.Then, make the first nut hitch 1 and the second nut hitch 2 close to each other, guide finger, locking axle sleeve 3 move relative to the second nut hitch 2 together with ball 6, when ball 6 enters into the first portion 221 of the first pilot hole 22 of the second nut hitch 2, because the inwall without second portion 222 limits, under the promotion of the first spring 5, guide finger moves to the direction near the first nut hitch 1 relative to locking axle sleeve 3, ball 6 is ejected along the sidewall of ball grooves 42, until the inner terminal of ball 6 is by decorative pearl on top of an official cap outer rim 43 jack-up, as shown in Figure 3.Now, cancel and make the first nut hitch 1 and the second nut hitch 2 external force close to each other, this external force can be the kneading power of hand, and ball 6 coordinates with the first prevent surface 223, achieves locking.In addition, during locking quick-mounting nut, Fast assembling nut can be made to be positioned as close to parts to be tightened, like this, after Fast assembling nut locking, only need the rotation done very by a small margin even not need rotation to reach fastening requirements.
When adopting Fast assembling nut of the present utility model to carry out fastening, operator manually by the first nut hitch 1 and the second nut hitch 2 kneaded together, the locking of Fast assembling nut can be realized.After completing locking, only needing to rotate Fast assembling nut by a small margin does not even need to rotate Fast assembling nut.The power that the pressing component manually pressing the first guide finger 4 also applies the first nut hitch 1 and the second nut hitch 2 are separated from each other can realize the unblock of Fast assembling nut.Compared with the operation of nut of the prior art is installed, Fast assembling nut of the present utility model is not only easy and simple to handle, also greatly can save the time of mounting nuts simultaneously, thus improve the efficiency of operation, be especially suitable for the special occasions that some are higher to installation efficiency.
As preferably, as shown in Figure 3, one end that described locking axle sleeve 3 is positioned at the first portion 221 of the first pilot hole 22 of described second nut hitch 2 is provided with limited cap 33, limited cap 33 and locking axle sleeve 3 can be one-body molded, also can be fixed together, in the present embodiment, limited cap 33 and locking axle sleeve 3 are integrated.The diameter of described limited cap 33 is greater than the diameter of described locking axle sleeve 3 and is greater than the diameter of the second portion of described first pilot hole 22.Described limited cap 33 and the joint, one end of described locking axle sleeve 3 form first fitting surface 331 that can coordinate with the first prevent surface 223 of the first pilot hole 22 of described second nut hitch 2.In the unlocked state, first nut hitch 1 and the second nut hitch 2 are separated from each other, at the first nut hitch 1 and the second nut hitch 2 apart from farthest, first fitting surface 331 of limited cap 33 coordinates with the first prevent surface 223 of the first pilot hole 22 of the second nut hitch 2, namely the first prevent surface 223 blocks the movement relative to the first nut hitch 1 of locking axle sleeve 3, thus prevents the first nut hitch 1 in the unlocked state from departing from locking axle sleeve 3.
In like manner, one end that described second guide finger 7 is positioned at the first portion 232 of the second pilot hole 23 of described second nut hitch 2 is provided with limited cap 71, and the diameter of the limited cap 71 of this second guide finger 7 is greater than the diameter of described second guide finger 7 and is greater than the diameter of the second portion 233 of described second pilot hole 23.The limited cap 71 of this second guide finger 7 forms second fitting surface 711 that can coordinate with the second prevent surface 231 of the second pilot hole of described second nut hitch 2 with described second guide finger 7 joint, prevents the first nut hitch 1 and the second guide finger 7 in the unlocked state from departing from.
As preferably, as shown in Figure 3, being provided with in first pilot hole 12 of described first nut hitch 1 can to the second spring 123 of described second hitch applied thrust, and being provided with in the second pilot hole 13 of described first nut hitch 1 can to the 3rd spring 131 of described second nut hitch 2 applied thrust.Under the state of locking, the second spring 123 and the 3rd spring 131 are in by the state compressed.When unlocking, by pressure pressing component 41, when ball grooves 42 aligns with ball hole 32, ball 6 enters ball grooves 42, and the first spring 5 is in by the state compressed.Now, second spring 123 and the 3rd spring 131 promote the second nut hitch 2 and leave the first nut hitch 1, namely ball 6 moves into the second portion of the first pilot hole 22 of the second nut hitch 2 to the right in Fig. 3 relative to the first nut hitch 1, namely achieves unblock.Second spring 123 and the 3rd spring 131 make the operation of unblock more simple, and operator only needs the pressing component 41 of pressing first guide finger 4, can realize unlocking.
As preferably, as shown in Figure 3, be arranged with the first rectification bulb 8, first rectification bulb 8 outside described locking axle sleeve 3 and comprise bulb 81 and sleeve pipe 82.What described second nut hitch 2 and described first corrected that the relative position of bulb 8 is provided with that bulb 81 part of correcting bulb 8 with described first matches first caves in 26.Described second spring 123 is enclosed within described first and corrects outside the sleeve pipe 82 of bulb 8, and between the first limiting convex block of being formed of bulb 81 part that the second step 122 and described first towards described second nut hitch 2 of described second spring 123 in the first pilot hole 12 of described first nut hitch 1 corrects bulb 8.
Described second guide finger 7 is provided with the second rectification bulb 9, described second corrects bulb 9 comprises bulb 91 and sleeve pipe 92, what described second nut hitch 2 and described second corrected that the relative position of bulb 9 is provided with that bulb 91 part of correcting bulb 9 with described second matches second caves in 27, described 3rd spring 131 is enclosed within described second and corrects outside the sleeve pipe 92 of bulb 9, and between the second limiting convex block of being formed of bulb 91 part that bulb 9 corrected by the step and described second towards described second nut hitch 2 in the second pilot hole 13 of described first nut hitch 1.
Because locking axle sleeve 3 length is all far longer than its diameter, and locking axle sleeve 3 relative sliding in the first pilot hole 12 of the first nut hitch 1 and the first pilot hole 22 of the second nut hitch 2, therefore be not drive fit with coordinating of pilot hole, therefore easily there is deflection in locking axle sleeve 3 in pilot hole.When under the state that Fast assembling nut is in unblock, the first nut hitch 1 is separated with the second nut hitch 2, and the middle part of locking axle sleeve 3 does not coordinate with the first pilot hole 12 of the first nut hitch 1 and the first pilot hole 22 of the second nut hitch 2, more easily deflection occurs.And first correct bulb 8 the deflection that just can prevent locking axle sleeve 3 is set.Meanwhile, the first sleeve pipe 82 part of correcting bulb 8 is that the second spring 123 provides more firmly mounting type, can prevent the second spring 123 from by during compression, deflection being occurred.The first limiting convex block that first bulb 81 correcting bulb 8 is formed is the point of application of force that the second spring 123 provides the force to the second nut hitch 2.The effect that bulb 8 is corrected in second effect and first of correcting bulb 9 is similar, repeats no more herein.
In the present embodiment, described ball grooves 42 is the annular slot around described first guide finger 4 outer rim, the axis of described annular slot and the dead in line of described first guide finger 4, described ball hole 32 is that described ball 6 is evenly arranged in described ball hole 32 along described ring-type around the described locking axle sleeve ring-type of 3 one weeks.In other examples, also multiple independently ball grooves can be set along the excircle of the first guide finger, locking axle sleeve arranges multiple independently ball hole, the position one_to_one corresponding of ball grooves and ball hole.Now, the structure preventing the first guide finger from rotating relative to locking axle sleeve is preferably set, such as, projection can be set on the excircle of the first guide finger, the inwall of locking axle sleeve arranges the track with its axis being parallel, like this, the first guide finger all can not rotate relative to locking axle sleeve when being static relative to locking axle sleeve or when moving, thus ensures the position one_to_one corresponding of ball grooves and ball hole.
As preferably, the first prevent surface 223 of the first pilot hole 22 of the second nut hitch 22 and the second prevent surface 231 of the second pilot hole are inclined-plane, and namely prevent surface tilts relative to the axis of pilot hole.When prevent surface is inclined-plane, the first fitting surface 331 of the limited cap 33 of locking axle sleeve 3 and the second fitting surface 711 of the second guide finger 7 are also inclined-plane.When first prevent surface 223 and first fitting surface 331 of the first pilot hole 22 of the second nut hitch 2 offset and coordinate, not only can produce and be parallel in locking axle sleeve 3 axis, also produce the power perpendicular to locking axle sleeve 3 axis simultaneously, make locking axle sleeve 3 can not produce the movement of paralleling to the axis relative to the first pilot hole 22, movement perpendicular to axis can not be produced relative to the first pilot hole 22, namely rock.The offseting to coordinate of second prevent surface 231 of the second pilot hole of the second nut hitch 2 and the second fitting surface 711 also makes the second guide finger 7 can not produce the movement of paralleling to the axis relative to the second pilot hole, can not be equivalent to the second pilot hole and produce rocking perpendicular to axis.
Certainly in other examples, prevent surface also can perpendicular to the axis of pilot hole.The each parts described in this section are the parts of the second nut hitch.
Pressing component 41 comprises the rod-like members 411 be connected with described first guide finger 4 and the hat shape parts 412 be connected with one end that described rod-like members 411 stretches out in described first nut hitch 1, hat shape parts 412 area is larger, be convenient to apply pressing force, rod-like members 411 is for transmitting pressing force.Certainly, in other examples, hat shape parts 412 also can be set to limit stoper simultaneously, and when hat shape parts 412 and the first nut hitch 1 offset, ball grooves 42 just in time aligns with ball hole 32.
Be threaded connection between described locking axle sleeve 3 and described first nut hitch 1, be specially, the part of the first pilot hole 12 between its first step 121 and second step 122 of the first nut hitch 1 is provided with internal thread, and locking axle sleeve 3 is connected with internal thread by its outside thread.Be threaded connection between described second guide finger 7 and described first nut hitch 1.In the present embodiment, the first pilot hole 12 of the first nut hitch 1 is through hole, and the second pilot hole 13 is blind hole.
When Fast assembling nut of the present utility model is as the specific nut of one--when the stretching nut of extender uses, the lower end surface of the first nut hitch 1 and the second nut hitch 2 is inclined-plane at least partially, as shown in Figure 1, the first nut hitch 1 has inclined-plane 15, and the second nut hitch 2 has inclined-plane 25.Described inclined-plane tilts relative to the axis of the Fast assembling nut under described locking state, and the vertical axis in Fig. 1 is depicted as the axis of Fast assembling nut.When after Fast assembling nut locking, the bevelled piston (not shown) of available tool promotes Fast assembling nut and moves along its axis, and Fast assembling nut drives the elongation strain of bolt (not shown).In the process, piston also can to the power of the inclined-plane applying of Fast assembling nut perpendicular to the axis of Fast assembling nut.After bolt elongate distortion, then rotate the nut coordinated with bolt, make nut and to be tightened (not shown) offset tight as much as possible, thus complete fastening.Then make piston reset, and Fast assembling nut is unlocked, take off Fast assembling nut.
Above embodiment is only exemplary embodiment of the present utility model, is not used in restriction the utility model, and protection domain of the present utility model is defined by the claims.Those skilled in the art are in essence of the present utility model and protection domain, and the various amendment make the utility model or equivalent replacement also drop in protection domain of the present utility model.
Claims (12)
1. a Fast assembling nut, it is characterized in that, comprise the first nut hitch and the second nut hitch, be made up of the separable first nut hitch that also can be locked together and the second nut hitch, when described first nut hitch and described second nut sleeve button are locked together, the internal thread of described first nut hitch forms with the internal thread of described second nut hitch the internal thread coordinated with the outside thread of bolt jointly.
2. Fast assembling nut according to claim 1, is characterized in that:
Described first nut sleeve fastener has the first pilot hole and the second pilot hole, the axis of described first pilot hole and the axis being parallel of the second pilot hole, described first pilot hole is provided with towards the first step of described second nut hitch away from one end of described second nut hitch;
Described second nut sleeve fastener has the first pilot hole and the second pilot hole, the axis of the first pilot hole of described second nut hitch and the axis being parallel of the second pilot hole, first pilot hole and second pilot hole of described second nut hitch include coaxial first portion and second portion, described first portion compared with described second portion further from described first nut hitch, the diameter of described first portion is greater than the diameter of described second portion, and is formed towards the prevent surface of described first portion in first portion and second portion junction;
Described Fast assembling nut also comprises:
Locking axle sleeve, there is inner chamber, described locking axle sleeve part is positioned at the first portion of the first pilot hole of described second nut hitch, this part of described locking axle sleeve is provided with ball hole, another part of described locking axle sleeve is through the first pilot hole of described second nut hitch and the first pilot hole of the first nut hitch and fix with described first nut hitch, and described locking axle sleeve is being provided with one end that described first nut hitch is fixed the opening communicated with described inner chamber;
First guide finger, the inner chamber being positioned at described locking axle sleeve is coaxial with described locking axle sleeve, and can relatively described locking axle sleeve moving axially along locking axle sleeve, one end of described first guide finger is limited by the first step of the first pilot hole of described first nut hitch the one end making guide finger can not be provided with described first step from described first pilot hole and shifts out, this end of described first guide finger opening be provided with by described inner chamber reaches the pressing component of described second nut hitch outside, described first guide finger is provided with ball grooves in the position near its other end, near the first side wall of the described first guide finger the other end, from bottom, the other end started to described first guide finger tilts described ball grooves, second sidewalls orthogonal relative with the first side wall of described ball grooves is in the axis of described first guide finger, part between the end of the described first guide finger the other end and the first side wall of described ball grooves forms decorative pearl on top of an official cap outer rim,
First spring, is positioned at the inner chamber of described locking axle sleeve, and between the other end and the inwall of described inner chamber of described first guide finger, described first spring can apply towards the power of described first step to described first guide finger under compression;
At least one ball, a part for described ball is positioned at the ball hole of described locking axle sleeve, in the locked condition, described ball is by the outside jack-up of decorative pearl on top of an official cap outer rim of described first guide finger, thus part is exposed to described locking axle sleeve, the prevent surface that described ball is exposed in the part of described locking axle sleeve and the first pilot hole of described second nut hitch offsets to stop described locking axle sleeve to move towards the direction of the first nut hitch, in the unlocked state, described ball part is positioned at the ball hole of described locking axle sleeve, part is positioned at the ball grooves of the first guide finger, described ball enters the second portion of described first pilot hole along with described first guide finger,
Second guide finger, described second guide finger one end is positioned at the first portion of the second pilot hole of described second nut hitch, and the other end of described second guide finger is through the second pilot hole of described second nut hitch and the second pilot hole of described first nut hitch and fix with described first nut hitch.
3. Fast assembling nut according to claim 2, it is characterized in that: one end that described locking axle sleeve is positioned at the first portion of the first pilot hole of described second nut hitch is provided with limited cap, the diameter of described limited cap is greater than the diameter of described locking axle sleeve and is greater than the diameter of the second portion of described first pilot hole, described limited cap and described locking axle sleeve joint form first fitting surface that can coordinate with the prevent surface of the first pilot hole of described second nut hitch, one end that described second guide finger is positioned at the first portion of the second pilot hole of described second nut hitch has limited cap, and the diameter of the limited cap of this second guide finger is greater than the diameter of described second guide finger and is greater than the diameter of the second portion of described second pilot hole, limited cap and the described second guide finger joint of this second guide finger form second fitting surface that can coordinate with the prevent surface of the second pilot hole of described second nut hitch.
4. Fast assembling nut according to claim 3, it is characterized in that: being provided with in the first pilot hole of described first nut hitch can to the second spring of described second nut hitch applied thrust, and being provided with in the first pilot hole of described first nut hitch can to the 3rd spring of described second nut hitch applied thrust.
5. Fast assembling nut according to claim 4, it is characterized in that: outside described locking axle sleeve, be arranged with the first rectification bulb, first corrects bulb comprises bulb and sleeve pipe, described second nut hitch and described first is corrected the relative position of bulb and is provided with and divides first caving in of matching with the described first ball head correcting bulb, described second spring housing is corrected outside the sleeve pipe of bulb described first, and the second step 122 towards described second nut hitch of described second spring in the first pilot hole of described first nut hitch and the described first ball head correcting bulb divide between the first limiting convex block of formation, described second guide finger is provided with the second rectification bulb, described second corrects bulb comprises bulb and sleeve pipe, described second nut hitch and described second is corrected the relative position of bulb and is provided with and divides second caving in of matching with the described second ball head correcting bulb, described 3rd spring housing is corrected outside the sleeve pipe of bulb described second, and the step towards described second nut hitch in the second pilot hole of described first nut hitch and the described second ball head correcting bulb divide between the second limiting convex block of formation.
6. the Fast assembling nut according to any one of claim 2-5, it is characterized in that: described ball grooves is the annular slot around described first guide finger outer rim, the axis of described annular slot and the dead in line of described first guide finger, described ball hole is that described ball is evenly arranged in described ball hole along described ring-type around the described locking axle sleeve ring-type of a week.
7. the Fast assembling nut according to any one of claim 2-5, is characterized in that: described prevent surface is inclined-plane.
8. the Fast assembling nut according to any one of claim 2-5, is characterized in that: pressing component comprises the rod-like members be connected with described first guide finger and the hat shape parts be connected with one end that described rod-like members stretches out in described first nut hitch.
9. the Fast assembling nut according to any one of claim 2-5, is characterized in that: be threaded connection between described locking axle sleeve and described first nut hitch, is threaded connection between described second guide finger and described first nut hitch.
10. the Fast assembling nut according to any one of claim 2-5, it is characterized in that: described first nut sleeve fastener has the first arc surface, the internal thread of described first nut hitch is arranged on described first arc surface, and described first pilot hole and the second pilot hole lay respectively at the both sides of described first arc surface; Described second nut sleeve fastener has the first arc surface, first arc surface of described second nut hitch is relative with the first arc surface of described first nut hitch, the internal thread of described second nut hitch is arranged on the first arc surface of described second nut hitch, and the first pilot hole of the second nut hitch and the second pilot hole lay respectively at the both sides of the first arc surface of described second nut hitch.
11. Fast assembling nuts according to claim 10, it is characterized in that: described first nut sleeve fastener has second arc surface parallel with its first arc surface, described second nut sleeve fastener has second arc surface parallel with its first arc surface, described first nut hitch and the second nut sleeve button are respectively equipped with at least one and allow shaft to insert so that rotate the blind hole of the Fast assembling nut be under locking state, on the second arc surface that the opening of described blind hole lays respectively at described first nut hitch and on the second arc surface of the second nut hitch.
12. Fast assembling nuts according to any one of claim 2-5, is characterized in that: the lower end surface of described first nut hitch and the second nut hitch is inclined-plane at least partially, and described inclined-plane tilts relative to the axis of the Fast assembling nut under described locking state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520893307.9U CN205136310U (en) | 2015-11-10 | 2015-11-10 | Fast -assembled nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520893307.9U CN205136310U (en) | 2015-11-10 | 2015-11-10 | Fast -assembled nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205136310U true CN205136310U (en) | 2016-04-06 |
Family
ID=55622108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520893307.9U Withdrawn - After Issue CN205136310U (en) | 2015-11-10 | 2015-11-10 | Fast -assembled nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205136310U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351334A (en) * | 2015-11-10 | 2016-02-24 | 北京科路工业装备股份有限公司 | Quickly-assembled nut |
| CN108176783A (en) * | 2018-02-05 | 2018-06-19 | 中国重型机械研究院股份公司 | A kind of minor-diameter steel-tube expanding machine and its application process |
-
2015
- 2015-11-10 CN CN201520893307.9U patent/CN205136310U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105351334A (en) * | 2015-11-10 | 2016-02-24 | 北京科路工业装备股份有限公司 | Quickly-assembled nut |
| CN108176783A (en) * | 2018-02-05 | 2018-06-19 | 中国重型机械研究院股份公司 | A kind of minor-diameter steel-tube expanding machine and its application process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20160406 Effective date of abandoning: 20180302 |
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| AV01 | Patent right actively abandoned |