CN112160971A - Fast-assembling nut - Google Patents
Fast-assembling nut Download PDFInfo
- Publication number
- CN112160971A CN112160971A CN202010941936.XA CN202010941936A CN112160971A CN 112160971 A CN112160971 A CN 112160971A CN 202010941936 A CN202010941936 A CN 202010941936A CN 112160971 A CN112160971 A CN 112160971A
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- China
- Prior art keywords
- shell
- thread
- wall
- block
- nut sleeve
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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- 238000001125 extrusion Methods 0.000 claims description 14
- 230000000903 blocking effect Effects 0.000 claims description 9
- 239000002184 metal Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
- F16B37/08—Quickly-detachable or mountable nuts, e.g. consisting of two or more parts; Nuts movable along the bolt after tilting the nut
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16B—DEVICES FOR FASTENING OR SECURING CONSTRUCTIONAL ELEMENTS OR MACHINE PARTS TOGETHER, e.g. NAILS, BOLTS, CIRCLIPS, CLAMPS, CLIPS OR WEDGES; JOINTS OR JOINTING
- F16B37/00—Nuts or like thread-engaging members
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Transmission Devices (AREA)
Abstract
The invention discloses a quick-mounting nut which comprises a shell and a nut sleeve, wherein the shell is provided with a nut sleeve; the shell is provided with an upper opening and a lower opening, and the inner wall of the shell is provided with a circle of convex edge which is convex inwards; the nut sleeve can penetrate through the shell in a vertically movable mode and comprises at least two thread blocks, each thread block is connected to form an open ring or a closed ring, and at least one pair of adjacent and connected thread blocks are connected through an elastic piece; the inner wall of each thread block is provided with a matching internal thread, the outer wall of each thread block is provided with at least one inclined guide surface which expands from top to bottom, and the inclined guide surface of each thread block is in sliding fit with the convex edge of the inner wall of the shell. The invention can realize quick installation with the screw.
Description
Technical Field
The invention relates to the field of fasteners, in particular to a quick-mounting nut.
Background
Nuts, a common fastener for connecting and securing devices, are typically used in conjunction with a threaded rod, with which a fastening member or device is connected; according to the needs of application occasions, nuts have various different structural forms, but when most of the existing nuts are connected with the screw rod, the nuts rotate from the end part of the screw rod and slowly move to a locking position for locking, a plurality of circles of rotation are needed, long locking time is spent, quick installation of the nuts and the screw rod cannot be realized, quick installation of the nuts is not facilitated, especially for scenes that the faucet needs to be installed on a wash basin in a bathroom, and if the nuts and the screw rod are matched, a lot of inconvenience is caused to the installation of the faucet.
Disclosure of Invention
The invention aims to provide a quick-mounting nut which can realize quick mounting with a screw.
In order to achieve the above purpose, the solution of the invention is:
a quick-mounting nut comprises a shell and a nut sleeve; the shell is provided with an upper opening and a lower opening, and the inner wall of the shell is provided with a circle of convex edge which is convex inwards; the nut sleeve can be sleeved in the shell in a penetrating way in a vertical moving way; the nut sleeve comprises at least two thread blocks, each thread block is connected to form an open ring or a closed ring, at least one pair of adjacent and connected thread blocks are connected through an elastic piece, the inner wall of each thread block is provided with a matched internal thread meshed with the external thread surface of the screw rod, the outer wall of each thread block is provided with an inclined guide surface, and the inclined guide surface of each thread block is in sliding fit with the convex edge of the shell.
The elastic piece is an arc-shaped piece, and two ends of the arc-shaped piece are fixedly connected with a pair of thread blocks connected through the arc-shaped piece respectively.
Two ends of the arc-shaped piece are bent inwards, and the outer side surface of the arc-shaped piece is provided with a pressing part protruding outwards; the lateral wall of shell is pressed the portion corresponding to the arc piece and is equipped with the direction logical groove that the opening is down, and the arc piece is pressed the portion and is worn out the shell and press the portion and can follow the direction logical groove and reciprocate from the direction logical groove.
The elastic piece is a spring, and two ends of the spring are respectively abutted to a pair of thread blocks connected through the spring.
The outer wall of the thread block is provided with an extruding part which protrudes outwards; the lateral wall of shell corresponds to the extrusion portion and is equipped with the guide through groove that the opening is down, and the extrusion portion is worn out the shell from the guide through groove and the extrusion portion can be followed the guide through groove and reciprocated.
The side wall of the shell is provided with a limiting hole; the outer side surface of the nut sleeve is provided with a limiting block which can move up and down and is inserted into the limiting hole.
The shell comprises a cover body and a base; the cover body is of an annular structure, an upper through hole is formed in the center of the cover body, and the convex edge is formed on the inner wall of the cover body; the cover body extends downwards to form a plurality of elastic arms, and the outer wall of each elastic arm is provided with a clamping hook; the base is provided with an upper opening and a lower opening, an annular blocking edge protruding inwards is formed at the opening at the lower end of the base, a lower through hole is formed in the center of the annular blocking edge, and a plurality of guide holes are formed in the side wall of the base corresponding to each elastic arm; each elastic arm of the cover body penetrates into the base from the opening at the upper end of the base, each elastic arm clamping hook can penetrate into each guide hole in a vertically moving mode, and each elastic arm clamping hook movably clamps the upper end of each guide hole; the upper through hole of the cover body is opposite to the lower through hole of the base; the nut sleeve can be matched between the cover body and the base in a vertically movable mode, and the lower end of each thread block of the nut sleeve abuts against the annular blocking edge of the base.
The outer wall of the thread block is also provided with an inclined pressing surface which is positioned below the inclined guiding surface and expands outwards from top to bottom, and the inclined guiding surface and the inclined pressing surface of the thread block are arranged in a vertically staggered manner; the number of the elastic arms is the same as that of the inclined pressing surfaces, sheet bodies protruding inwards are arranged on the inner walls of the elastic arms respectively, inclined pressing surfaces expanding from top to bottom are formed on the inner sides of the sheet bodies, and the inclined pressing surfaces of the sheet bodies are in sliding fit with the inclined pressing surfaces respectively.
The inner wall of the base is provided with a guide groove, and the outer side of the nut sleeve is provided with a guide block which can move up and down and is inserted into the guide groove.
The inner wall of the thread block is matched with a metal block, and the inner side of the metal block is provided with the matched internal thread.
After the scheme is adopted, in a normal state, the screw can freely pass through the nut sleeve; when the nut sleeve is connected with the screw rod, the nut sleeve is firstly sleeved on the screw rod, the screw rod penetrates through the nut sleeve, then the nut sleeve is pushed upwards, when the shell touches an obstacle, the nut sleeve is continuously pushed upwards, so that the nut sleeve moves upwards relative to the shell, the convex edge of the shell extrudes the inclined guide surface of each thread block of the nut sleeve, each thread block of the nut sleeve moves towards the screw rod, the matched internal thread of each thread block is meshed with the screw rod, and at the moment, the nut sleeve can be locked with the screw rod only by slightly rotating the nut sleeve for a plurality of circles, so that the quick installation with the screw rod is realized.
Drawings
FIG. 1 is an exploded view of a first embodiment of the present invention;
FIG. 2 is a combination diagram of a first embodiment of the present invention;
FIG. 3 is a cross-sectional view of a first embodiment of the present invention;
FIG. 4 is a schematic view of a first embodiment of a nut sleeve according to a first embodiment of the invention;
FIG. 5 is a schematic view of a second embodiment of a nut sleeve according to a first embodiment of the invention;
FIG. 6 is an exploded view of a second embodiment of the present invention;
FIG. 7 is a combination diagram of a second embodiment of the present invention;
FIG. 8 is a cross-sectional view of a second embodiment of the present invention;
fig. 9 is a schematic structural diagram of a cover according to a second embodiment of the present invention;
FIG. 10 is a schematic view of a first embodiment of a nut sleeve according to a second embodiment of the invention;
FIG. 11 is a schematic view of a second embodiment of a nut sleeve according to a second embodiment of the invention;
FIG. 12 is a schematic view of a third embodiment of a nut sleeve according to a second embodiment of the invention;
FIG. 13 is an exploded view of a third embodiment of the present invention;
FIG. 14 is a cross-sectional view of a third embodiment of the present invention;
FIG. 15 is a schematic structural view of a nut sleeve according to a third embodiment of the present invention;
description of reference numerals:
the shell 1, the cover body 101, the base 102, the convex edge 11, the inclined pushing surface 111, the guiding through groove 12, the guiding through groove 13, the limiting hole 14, the upper through hole 15, each elastic arm 16, the hook 161, the sheet body 162, the inclined squeezing surface 163, the annular blocking edge 17, the lower through hole 171, the guiding hole 18, the guiding groove 19,
the nut sleeve 2, the thread block 21, the first thread block 201, the second thread block 202, the third thread block 203, the fourth thread block 204, the matching internal thread 211, the inclined guide surface 212, the pressing part 213, the inclined pressing surface 214, the elastic element 22, the arc-shaped piece 221, the pressing part 2211, the spring 222, the connecting piece 23, the limiting block 24 and the guide block 25.
Detailed Description
As shown in fig. 1 to 15, the present invention discloses a quick-mounting nut which comprises a shell 1 and a nut sleeve 2. Wherein the shell 1 is provided with an upper opening and a lower opening, and the inner wall of the shell 1 is provided with a circle of convex edge 11 which protrudes inwards. The nut sleeve 2 can move up and down and is sleeved in the shell 1 in a penetrating way, and the nut sleeve 2 is in circumferential limit fit with the shell 1; the nut sleeve 2 comprises at least two thread blocks 21, each thread block 21 is connected to form an open ring shape or a closed ring shape, wherein at least one pair of adjacent and connected thread blocks 21 are connected through an elastic member 22, so that the nut sleeve 2 has the deformation capacity of expanding outwards and contracting inwards. The inner wall of each thread block 21 is provided with a matching inner thread 211 which is engaged with the outer thread surface of the screw; the matching internal thread 211 of the thread block 21 can directly form the inner wall of the thread block 21; the mating internal thread 211 of the screw block 21 may also be formed on an inner side surface of a metal block to ensure the strength of the mating internal thread 211, and the metal block is then fitted to the inner wall of the screw block 21; the outer wall of each screw block 21 is provided with a slant guide surface 212, and each screw block 21 slant guide surface 212 is slidably engaged with the convex edge 11 of the housing 1, so that when the nut sleeve 2 is moved up relative to the housing 1, the convex edge 11 of the housing 11 presses each screw block 21 slant guide surface 212 of the nut sleeve 2, so that each screw block 21 of the nut sleeve 2 moves toward the center. The inner side of the convex edge 11 can form an inclined pushing surface 111 expanding outwards from top to bottom, and the inclined pushing surface 111 is in sliding fit with the inclined guide surface 212 of the thread block 21.
In a normal state, the screw can freely pass through the nut sleeve 2 at the moment, when the quick-mounting nut is connected with the screw, the quick-mounting nut is firstly sleeved on the screw, so that the screw passes through the nut sleeve 2, then the quick-mounting nut is pushed up, when the shell 1 touches an obstacle, the nut sleeve 2 is continuously pushed up to enable the nut sleeve 2 to move upwards relative to the shell 1, and thus the convex edge 11 of the shell 1 extrudes the inclined guide surface 212 of each thread block 21 of the nut sleeve 2, so that each thread block 21 of the nut sleeve 2 moves towards the screw, and the matching internal thread 212 of each thread block 21 is meshed with the screw, so that the nut sleeve 2 can be locked with the screw only by slightly rotating the nut sleeve 2 for a plurality of circles, and the quick mounting with the screw is realized.
In order to further explain the technical solution of the present invention, the present invention is explained in detail by three embodiments below.
The first embodiment is as follows:
as shown in fig. 1 to 5, in the first embodiment of the present invention, the elastic member 22 is an arc-shaped piece 221, and two ends of the arc-shaped piece 221 are respectively fixedly connected to a pair of thread blocks 21 connected through the arc-shaped piece 221. As shown in fig. 1 to 5, in the first embodiment of the present invention, the number of the thread blocks 21 of the nut sleeve 2 is two, and the two thread blocks 21 can be divided into a first thread block 201 and a second thread block 202; as shown in fig. 4, the first screw block 201 and the second screw block 202 may be connected to form a closed loop, wherein two ends of the first screw block 201 may be connected to two ends of the second screw block 202 through arc-shaped pieces 221, respectively; as shown in fig. 5, the first screw block 201 and the second screw block 202 may also be connected to form an open ring, wherein one end of the first screw block 201 is connected to the second screw block 202 through the arc-shaped piece 221, and the other end of the first screw block 201 is spaced from the other end of the second screw block 202.
As shown in fig. 1 and 4, in the first embodiment of the present invention, two ends of the arc-shaped piece 221 are bent inward, and the outer side surface of the arc-shaped piece 221 may be provided with a pressing portion 2211 protruding outward; the side wall of the housing 1 is provided with a guide through groove 12 with a downward opening corresponding to the pressing part 2211 of the arc-shaped piece 221, the pressing part 2211 of the arc-shaped piece 221 penetrates out of the housing 1 from the guide through groove 12, and the pressing part 2211 can move up and down along the guide through groove 12, so that the pressing part 2211 can be pressed to open the arc-shaped piece 221, and further the nut sleeve 2 is deformed and expanded to ensure that a screw can freely pass through the nut sleeve 2; in addition, the pressing part 2211 can be convenient for a user to push the nut sleeve 2 to move up and down.
As shown in fig. 1, 3, 4 and 5, in a first embodiment of the present invention, the outer wall of the thread block 21 may be provided with an outwardly protruding pressing portion 213; the side wall of the shell 1 is provided with a guide through groove 13 with a downward opening corresponding to the extrusion part 213, the extrusion part 213 penetrates out of the shell from the guide through groove 13 and the extrusion part 213 can move up and down along the guide through groove 13, so that the nut sleeve 2 can be driven to move up and down by pushing the extrusion part 213; further, each screw block 21 can be contracted by pressing the pressing portion 213 of each screw block 21.
As shown in fig. 1, in the first embodiment of the present invention, the side wall of the housing 1 may be provided with a limiting hole 14, and the outer side surface of the nut sleeve 2 is provided with a limiting block 24 inserted in the limiting hole 14 and capable of moving up and down, so that the nut sleeve 2 can be prevented from falling off the housing 1 by the cooperation of the limiting block 24 and the limiting hole 14, and the nut sleeve 2 can be circumferentially limited and matched with the housing 1 by the cooperation of the limiting block 24 and the limiting hole 14, so that the nut sleeve 2 and the housing 1 can rotate synchronously. When the nut sleeve 2 is installed with the shell 1, the nut sleeve 2 can be pressed firstly to enable the nut sleeve 2 to shrink, then the nut sleeve 2 is placed into the shell 1 to enable the limiting block 24 to be aligned with the limiting hole 14, and finally the nut sleeve 2 is loosened to enable the limiting block 24 to be inserted into the limiting hole 23; the stopper 24 may be disposed on an outer wall of the screw block 21.
Example two:
as shown in fig. 6 to 12, in the second embodiment of the present invention, the elastic member 22 is also an arc-shaped piece 221, and two ends of the arc-shaped piece 221 are respectively fixedly connected to a pair of thread blocks 21 connected through the arc-shaped piece 221.
As shown in fig. 6 to 12, in the second embodiment of the present invention, the number of the screw blocks 21 of the nut sleeve 2 is four, and the four screw blocks 21 can be divided into a first screw block 201, a second screw block 202, a third screw block 203 and a fourth screw block 204. As shown in fig. 10 and 11, the first screw block 201, the second screw block 202, the third screw block 203 and the fourth screw block 204 may be connected to form a closed ring shape; as shown in fig. 10, two ends of the first screw block 201 may be connected to one end of the second screw block 202 and one end of the fourth screw block 204 through arc-shaped pieces 221, respectively, and two ends of the third screw block 203 may be connected to the other end of the second screw block 202 and the other end of the fourth screw block 204 through arc-shaped pieces 221, respectively; as shown in fig. 11, two ends of the first screw block 201 may be connected to one end of the second screw block 202 and one end of the fourth screw block 204 through the arc piece 221 and the connecting piece 23, respectively, and two ends of the third screw block 203 may be connected to the other end of the second screw block 202 and the other end of the fourth screw block 204 through the connecting piece 23 and the arc piece 221, respectively. As shown in fig. 12, the first screw block 201, the second screw block 202, the third screw block 203 and the fourth screw block 204 may also be connected to form an open ring, wherein two ends of the first screw block 201 may be connected to one end of the second screw block 202 and one end of the fourth screw block 204 through the arc piece 221 and the connecting piece 23, respectively, the other end of the second screw block 202 is connected to one end of the third screw block 203 through the connecting piece 23, and the other end of the third screw block 203 is spaced from the other end of the fourth screw block 204.
As shown in fig. 6 to 8, in the second embodiment of the present invention, the housing 1 includes a cover 101 and a base 102; the cover 101 is an annular structure, an upper through hole 15 is formed in the center of the cover 101, and the convex edge 11 is formed on the inner wall of the cover 101; a plurality of elastic arms 16 extend downwards from the cover 101, and a hook 161 is arranged on the outer wall of each elastic arm 16; the base 102 is opened up and down, an annular blocking edge 17 protruding inwards is formed at the opening at the lower end of the base 102, a lower through hole 171 is formed at the center of the annular blocking edge 17, and a plurality of guide holes 18 are formed on the side wall of the base 102 corresponding to each elastic arm. When the cover 101 and the base 102 are installed, each elastic arm 16 of the cover 101 penetrates into the base 102 from the upper end opening of the base 102, and each elastic arm 16 hook 161 of the cover 101 can penetrate into each guiding hole 18 in a vertically moving manner, and the elastic arm 16 hook 161 movably abuts against the upper end of the guiding hole 18 to prevent the cover 101 from falling off; the upper through hole 15 of the cover 102 is opposite to the lower through hole 171 of the base 102 so that the housing 1 formed by combining the cover 101 and the base 102 can penetrate up and down; the nut sleeve 2 is fitted between the cover 101 and the base 102 in a vertically movable manner, and the lower end of each thread block 21 of the nut sleeve 2 can abut against the annular stop edge 17 of the base 102 to prevent the nut sleeve 2 from falling.
As shown in fig. 6 and 8, in the second embodiment of the present invention, the outer wall of the screw block 21 may further have a tapered pressing surface 214 located below the tapered guiding surface 212 and extending outward from top to bottom, and the tapered guiding surface 212 and the tapered pressing surface 214 of the screw block 21 are disposed in a vertically staggered manner; the number of the elastic arms 16 of the cover body 1 is the same as the number of the inclined pressing surfaces 214, and the inner walls of the elastic arms 16 are respectively provided with the sheet bodies 162 protruding inwards, the inner sides of the sheet bodies 162 are formed with the inclined pressing surfaces 163 expanding from top to bottom, and the inclined pressing surfaces 163 of the sheet bodies 162 are respectively in sliding fit with the inclined pressing surfaces 214, so that when the nut sleeve 2 moves upwards relative to the shell 1, the inclined pressing surfaces 163 can also press the inclined pressing surfaces 214, so that the thread block 21 can be engaged with the screw more stably, and the inclined guide surfaces 212 and the inclined pressing surfaces 214 of the thread block 21 are arranged in a vertically staggered manner, thereby saving space.
As shown in fig. 6, in the second embodiment of the present invention, the inner wall of the base 102 is provided with a guide groove 19, the outer side of the nut sleeve 2 is provided with a guide block 25 which is inserted into the guide groove 19 and can move up and down, and the nut sleeve 2 and the housing 1 can rotate synchronously by the circumferential limit fit of the guide block 25 and the guide groove 19 to the nut sleeve 2 and the housing 1.
Example three:
as shown in fig. 13 to 15, in the third embodiment of the present invention, the elastic member 22 is a spring 222, and both ends of the spring 222 are respectively abutted against a pair of thread blocks 21 connected by the spring 222, so that the nut sleeve 2 has a deformation capability of expanding outward and contracting inward. As shown in fig. 13 and 15, in the third embodiment of the present invention, the number of the thread blocks 21 of the nut sleeve 2 is two, and the two thread blocks 21 can be divided into a first thread block 201 and a second thread block 202; as shown in fig. 15, the first screw block 201 and the second screw block 202 may be connected to form a closed loop, wherein both ends of the first screw block 201 may be connected to both ends of the second screw block 202 by springs 222, respectively.
As shown in fig. 13 to 15, in the third embodiment of the present invention, the outer wall of the thread block 21 may be provided with an outwardly protruding pressing portion 213; the side wall of the shell 1 is provided with a guide through groove 13 with a downward opening corresponding to the extrusion part 213, the extrusion part 213 penetrates out of the shell from the guide through groove 13 and the extrusion part 213 can move up and down along the guide through groove 13, so that the nut sleeve 2 can be driven to move up and down by pushing the extrusion part 213; further, each screw block 21 can be contracted by pressing the pressing portion 213 of each screw block 21.
As shown in fig. 13 and 15, in the third embodiment of the present invention, the side wall of the housing 1 may be provided with a limiting hole 14, and the outer side surface of the nut sleeve 2 is provided with a limiting block 24 which is inserted into the limiting hole 14 and can move up and down, so that the nut sleeve 2 can be prevented from falling off from the housing 1 by the cooperation of the limiting block 24 and the limiting hole 14, and the nut sleeve 2 can be circumferentially limited and matched with the housing 1 by the cooperation of the limiting block 24 and the limiting hole 14, so that the nut sleeve 2 and the housing 1 can rotate synchronously.
The above embodiments and drawings are not intended to limit the form and style of the present invention, and any suitable changes or modifications thereof by those skilled in the art should be considered as not departing from the scope of the present invention.
Claims (10)
1. The utility model provides a fast-assembling nut which characterized in that: comprises a shell and a nut sleeve;
the shell is provided with an upper opening and a lower opening, and the inner wall of the shell is provided with a circle of convex edge which is convex inwards;
the nut sleeve can be sleeved in the shell in a penetrating way in a vertical moving way; the nut sleeve comprises at least two thread blocks, each thread block is connected to form an open ring or a closed ring, at least one pair of adjacent and connected thread blocks are connected through an elastic piece, the inner wall of each thread block is provided with a matched internal thread meshed with the external thread surface of the screw rod, the outer wall of each thread block is provided with an inclined guide surface, and the inclined guide surface of each thread block is in sliding fit with the convex edge of the shell.
2. The quick nut as claimed in claim 1 wherein: the elastic piece is an arc-shaped piece, and two ends of the arc-shaped piece are fixedly connected with a pair of thread blocks connected through the arc-shaped piece respectively.
3. The quick nut as set forth in claim 2 further characterized by: two ends of the arc-shaped piece are bent inwards, and the outer side surface of the arc-shaped piece is provided with a pressing part protruding outwards; the lateral wall of shell is pressed the portion corresponding to the arc piece and is equipped with the direction logical groove that the opening is down, and the arc piece is pressed the portion and is worn out the shell and press the portion and can follow the direction logical groove and reciprocate from the direction logical groove.
4. The quick nut as claimed in claim 1 wherein: the elastic piece is a spring, and two ends of the spring are respectively abutted to a pair of thread blocks connected through the spring.
5. A quick nut as claimed in claim 2 or 4 wherein: the outer wall of the thread block is provided with an extruding part which protrudes outwards; the lateral wall of shell corresponds to the extrusion portion and is equipped with the guide through groove that the opening is down, and the extrusion portion is worn out the shell from the guide through groove and the extrusion portion can be followed the guide through groove and reciprocated.
6. A quick nut as claimed in claim 1, 2 or 4 wherein: the side wall of the shell is provided with a limiting hole; the outer side surface of the nut sleeve is provided with a limiting block which can move up and down and is inserted into the limiting hole.
7. A quick nut as claimed in claim 1, 2 or 4 wherein: the shell comprises a cover body and a base;
the cover body is of an annular structure, an upper through hole is formed in the center of the cover body, and the convex edge is formed on the inner wall of the cover body; the cover body extends downwards to form a plurality of elastic arms, and the outer wall of each elastic arm is provided with a clamping hook;
the base is provided with an upper opening and a lower opening, an annular blocking edge protruding inwards is formed at the opening at the lower end of the base, a lower through hole is formed in the center of the annular blocking edge, and a plurality of guide holes are formed in the side wall of the base corresponding to each elastic arm;
each elastic arm of the cover body penetrates into the base from the opening at the upper end of the base, each elastic arm clamping hook can penetrate into each guide hole in a vertically moving mode, and each elastic arm clamping hook movably clamps the upper end of each guide hole; the upper through hole of the cover body is opposite to the lower through hole of the base;
the nut sleeve can be matched between the cover body and the base in a vertically movable mode, and the lower end of each thread block of the nut sleeve abuts against the annular blocking edge of the base.
8. The quick nut as set forth in claim 7 further characterized by: the outer wall of the thread block is also provided with an inclined pressing surface which is positioned below the inclined guiding surface and expands outwards from top to bottom, and the inclined guiding surface and the inclined pressing surface of the thread block are arranged in a vertically staggered manner;
the number of the elastic arms is the same as that of the inclined pressing surfaces, sheet bodies protruding inwards are arranged on the inner walls of the elastic arms respectively, inclined pressing surfaces expanding from top to bottom are formed on the inner sides of the sheet bodies, and the inclined pressing surfaces of the sheet bodies are in sliding fit with the inclined pressing surfaces respectively.
9. The quick nut as set forth in claim 7 further characterized by: the inner wall of the base is provided with a guide groove, and the outer side of the nut sleeve is provided with a guide block which can move up and down and is inserted into the guide groove.
10. The quick nut as claimed in claim 1 wherein: the inner wall of the thread block is matched with a metal block, and the inner side of the metal block is provided with the matched internal thread.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922335432 | 2019-12-23 | ||
| CN2019223354329 | 2019-12-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112160971A true CN112160971A (en) | 2021-01-01 |
Family
ID=73858385
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021957127.XU Active CN212584101U (en) | 2019-12-23 | 2020-09-09 | Fast-assembling nut |
| CN202010941936.XA Pending CN112160971A (en) | 2019-12-23 | 2020-09-09 | Fast-assembling nut |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021957127.XU Active CN212584101U (en) | 2019-12-23 | 2020-09-09 | Fast-assembling nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (2) | CN212584101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217520A (en) * | 2021-05-17 | 2021-08-06 | 浙江安成金属制品有限公司 | Self-tightening anti-loosening cap-shaped nut assembly |
-
2020
- 2020-09-09 CN CN202021957127.XU patent/CN212584101U/en active Active
- 2020-09-09 CN CN202010941936.XA patent/CN112160971A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113217520A (en) * | 2021-05-17 | 2021-08-06 | 浙江安成金属制品有限公司 | Self-tightening anti-loosening cap-shaped nut assembly |
| CN113217520B (en) * | 2021-05-17 | 2022-04-19 | 浙江安成金属制品有限公司 | Self-tightening anti-loosening cap-shaped nut assembly |
Also Published As
| Publication number | Publication date |
|---|---|
| CN212584101U (en) | 2021-02-23 |
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