CN208185187U - Fast nut - Google Patents
Fast nut Download PDFInfo
- Publication number
- CN208185187U CN208185187U CN201820548448.0U CN201820548448U CN208185187U CN 208185187 U CN208185187 U CN 208185187U CN 201820548448 U CN201820548448 U CN 201820548448U CN 208185187 U CN208185187 U CN 208185187U
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- Prior art keywords
- nut
- extension
- fast
- separation structure
- clamping portion
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- 238000000926 separation method Methods 0.000 claims abstract description 88
- 230000003068 static effect Effects 0.000 claims abstract description 5
- 238000003825 pressing Methods 0.000 claims description 24
- 238000009434 installation Methods 0.000 claims description 8
- 230000004308 accommodation Effects 0.000 claims description 6
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000000227 grinding Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000013016 damping Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000008774 maternal effect Effects 0.000 description 1
- 238000009527 percussion Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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Abstract
The utility model provides a kind of fast nut.Fast nut includes: nut assembly, has internal screw thread；Screw component, screwing component includes being arranged structure and separation structure, separation structure and be arranged structure be detachably connected and be located at be arranged in structure, separation structure is connect with nut assembly rotation stop, so as to screw component with the rotation stop state static relative to nut assembly, when screwing component and being in rotation stop state, screws component and be able to drive nut assembly and rotate together.The utility model efficiently solves complex, cumbersome for the disassembly of locking nut in the prior art, increases the labor intensity of staff and the problem that disassembly is time-consuming.
Description
Technical field
The utility model relates to technical field of fastening, in particular to a kind of fast nut.
Background technique
Currently, nut is applied in each middle occasion of machinery field, it can achieve the purpose that connection, tighten.However, being directed to
The saw blade locking nut of cast-cutting saw and the locking nut of angle grinder grinding wheel, since saw blade and grinding wheel need and master in the process of running
Machine is fastenedly connected, then the more fastening that locking nut screws, and needs to dismantle down locking nut using special tool
Come, cause the disassembly of locking nut complex, cumbersome, labor intensity and the disassembly for increasing staff are time-consuming, influence work
Make the working efficiency of personnel.
Utility model content
The main purpose of the utility model is to provide a kind of fast nuts, to solve to be directed to locking nut in the prior art
Disassembly it is complex, cumbersome, increase the labor intensity of staff and the problem that disassembly is time-consuming.
To achieve the goals above, the utility model provides a kind of fast nut, comprising: nut assembly has interior spiral shell
Line；Screw component, screwing component includes being arranged structure and separation structure, separation structure be arranged structure and be detachably connected and be located at
Be arranged in structure, separation structure is connect with nut assembly rotation stop so that screw component have relative to nut assembly it is static only
Turn state, when screwing component and being in rotation stop state, screws component and be able to drive nut assembly and rotate together.
Further, it is arranged structure and is clamped or is fastenedly connected with separation structure.
Further, separation structure has the first clamping portion, is arranged structure with the second clamping portion, the first clamping portion and the
Two clamping portions clamping, to realize the connection for being arranged structure and separation structure.
Further, the first clamping portion is one or more, when the first clamping portion is multiple, multiple first clamping portions edge
Separation structure is provided at circumferentially spaced；Second clamping portion is one or more, when the second clamping portion is multiple, multiple second cards
Socket part edge is arranged being provided at circumferentially spaced for structure, and multiple second clamping portions are correspondingly arranged with multiple first clamping portions.
Further, the first clamping portion is the first extension radially extended along separation structure, and the second clamping portion is edge
It is arranged the groove of structure being axially arranged, and the groove depth of groove is less than the thickness for being arranged structure, the first extension of part stretches to
It is abutted in groove and with the slot bottom of groove.
Further, separation structure includes separated body and the first extension radially extended along separated body, is separated
Installation gap is formed between the outer edge of ontology and the inner wall for being arranged structure.
Further, the outer edge of separated body has at least one notch.
Further, the first extension is multiple, and notch is consistent with the number of the first extension, multiple notches and multiple the
One extension corresponds and is located at the same side of the first extension.
Further, nut assembly includes: nut body, has internal screw thread and at least one through-hole；Nut frame, with nut
Ontology coaxial arrangement, nut frame have at least one second extension, and the second extension stretches in through-hole, so that nut body
It links together with nut frame；Retainer is arranged in nut frame and abuts with nut body, and retainer has to be set along its circumferential direction
The multiple roller holes set, retainer far from nut body side have at least one third extension, third extension from lack
Mouth stretches out, and retainer has first position and the second position relative to component is screwed, when third extension and the first extension stop
When gear limit, retainer is in first position；Multiple rollers are correspondingly disposed in multiple roller holes, and separation structure direction is protected
The side for holding frame has multiple roller slots, during rotation is arranged structure, when at least one roller enters to separation structure
On at least one roller slot in when, retainer is in the second position.
Further, nut frame, retainer and whole rollers are between nut body and separation structure, nut frame direction
The side of separation structure has at least one the 4th extension, and the 4th extension stretches in installation gap, so that at least one
Accommodation space is formed between 4th extension and corresponding first extension, fast nut further include: at least one return unit, if
It sets in accommodation space, return unit is provided to the first extension to the reset force moved far from the 4th extension side, and/or multiple
Position part is provided to the 4th extension to the reset force moved far from the first extension side.
Further, fast nut further include: pressing plate is pressed on separation structure, and there is pressing plate at least one the 5th to prolong
Extending portion, the 5th extension of part are stretched in groove and are abutted with separation structure.
Further, fast nut further include: the first locking member is pressed on pressing plate and is interference fitted with structure is arranged,
To prevent pressing plate and separation structure from being arranged in structure.
Further, nut assembly has the rotation stop section being axially arranged along it, and rotation stop section has card slot, and fast nut also wraps
Include: cover board is set in outside rotation stop section and cooperates with rotation stop section rotation stop, and cover plate lid is located on pressing plate；Second locking member is arranged in card
In slot, and the second locking member and pressing plate are located at the two sides of cover board.
Further, the first locking member is circlip.
Further, the second locking member is circlip.
Using the technical solution of the utility model, fast nut includes nut assembly and screws component.Wherein, nut assembly
With internal screw thread.Screwing component includes being arranged structure and separation structure, separation structure be arranged structure and be detachably connected and be located at
Be arranged in structure, separation structure is connect with nut assembly rotation stop so that screw component have relative to nut assembly it is static only
Turn state, when screwing component and being in rotation stop state, screws component and be able to drive nut assembly and rotate together.In this way, screwing group
The separation structure of part is connect with nut assembly rotation stop, and separation structure removably connects with the structure that is arranged for being set in its outside
It connects.When needing to disassemble fast nut, operation, which screws component and to screw component, is in rotation stop state, screws component
It is able to drive nut assembly to rotate together, then staff can both dismantle nut assembly by screwing component.
Compared with needing specialist tools to dismantle fast nut in the prior art, the fast nut in the application is not necessarily to
Tool can be both disassembled, and then solve complex, cumbersome for the disassembly of locking nut in the prior art, increase work people
The labor intensity of member and the problem of disassembly time-consuming are easy so that staff is simpler to the disassembly of fast nut.
Detailed description of the invention
The accompanying drawings constituting a part of this application is used to provide a further understanding of the present invention, this is practical
Novel illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.
In the accompanying drawings:
Fig. 1 shows the decomposition texture schematic diagram of the embodiment of fast nut according to the present utility model；
Fig. 2 shows the cross-sectional views of the fast nut in Fig. 1；
Fig. 3 shows the schematic perspective view for screwing component of the fast nut in Fig. 1；
Fig. 4 shows the schematic perspective view of another angle for screwing component in Fig. 3；
Fig. 5 shows the schematic perspective view of the separation structure for screwing component in Fig. 3；
Fig. 6 shows the schematic perspective view for being arranged structure for screwing component in Fig. 3；
Fig. 7 shows the schematic perspective view of the pressing plate of the fast nut in Fig. 1；
Fig. 8 shows the schematic perspective view after the removal cover board of the fast nut in Fig. 1；
Stereochemical structure after Fig. 9 shows the nut assembly of the fast nut in Fig. 1, screws component and return unit assembly is shown
It is intended to；
The nut assembly and the schematic perspective view after separation structure assembly that Figure 10 shows the fast nut in Fig. 1；
Figure 11 shows the schematic perspective view of the nut assembly of the fast nut in Fig. 1；
The retainer and the schematic perspective view after roller assembly that Figure 12 shows the nut assembly in Figure 11；
Figure 13 show the nut body of the nut assembly in Figure 11 with nut is rack-mounted match after schematic perspective view；
Figure 14 shows the schematic perspective view of the nut frame of the nut assembly in Figure 13；And
Figure 15 shows the schematic perspective view of the nut body of the nut assembly in Figure 13.
Wherein, the above drawings include the following reference numerals:
10, nut assembly；11, internal screw thread；12, nut body；121, rotation stop section；122, through-hole；13, nut frame；131,
Second extension；132, the 4th extension；14, retainer；141, roller holes；142, third extension；15, roller；20, it screws
Component；21, it is arranged structure；211, the second clamping portion；22, separation structure；221, the first clamping portion；222, roller slot；223, it lacks
Mouthful；30, return unit；40, pressing plate；41, the 5th extension；50, the first locking member；60, cover board；70, the second locking member；80, axis
It holds；90, sealing ring.
Specific embodiment
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
It should be pointed out that unless otherwise specified, all technical and scientific terms used in this application have and the application
The normally understood identical meanings of person of an ordinary skill in the technical field.
In the present invention, in the absence of explanation to the contrary, the noun of locality used such as " upper and lower " is usually to be directed to
For direction shown in the drawings, or on vertical, vertical or gravity direction；Similarly, for ease of understanding
And description, " left and right " is usually for shown in the drawings left and right；" inside and outside " refers to the profile relative to each component itself
It is inside and outside, but the above-mentioned noun of locality is not intended to limit the utility model.
It is complex, cumbersome for the disassembly of locking nut in the prior art in order to solve, increase the labour of staff
The problem of intensity and disassembly time-consuming, this application provides a kind of fast nuts.
As shown in Figures 1 to 6, fast nut includes nut assembly 10 and screws component 20.Wherein, nut assembly 10 has
Internal screw thread 11.Screwing component 20 includes being arranged structure 21 and separation structure 22, and separation structure 22 detachably connects with structure 21 is arranged
Connect and be located at be arranged in structure 21, separation structure 22 is connect with 10 rotation stop of nut assembly so that screw component 20 with relative to
The static rotation stop state of nut assembly 10 screws component 20 and is able to drive nut group when screwing component 20 and being in rotation stop state
Part 10 rotates together.
Using the technical solution of the present embodiment, the separation structure 22 for screwing component 20 is connect with 10 rotation stop of nut assembly, and
External to be arranged structure 21 detachably connected with it is set in for separation structure 22.When needing to disassemble fast nut,
Operation, which screws component 20 and to screw component 20, is in rotation stop state, screws component 20 and is able to drive nut assembly 10 and turns together
Dynamic, then staff can both be dismantled nut assembly 10 by screwing component 20.
Compared with needing specialist tools to dismantle fast nut in the prior art, fast nut in the present embodiment without
It needs tool that can both be disassembled, and then solves complex, cumbersome for the disassembly of locking nut in the prior art, increase work
The labor intensity of personnel and the problem of disassembly time-consuming are easy so that staff is simpler to the disassembly of fast nut.
In the present embodiment, screw component 20 by be detachably connected be arranged structure 21 and separation structure 22 forms, in turn
So that screw the processing of component 20, manufacture is more easier, is easy, reduce the processing cost for screwing component 20.Meanwhile seperated knot
Structure increases the impact resistance for screwing component 20, improves the structural strength for screwing component 20, prolongs its service life.
In the present embodiment, fast nut is mainly used in the angle grinder that grinding wheel diameter is 115~240mm.
In the present embodiment, it is arranged structure 21 and separation structure 22 is clamped.In this way, above-mentioned connection type can not only prevent
It is arranged structure 21 and relative motion occurs for separation structure 22, but also the installation or disassembly of the two are more easier, simply, reduce
The labor intensity of staff.
In the other embodiments being not shown in the accompanying drawings, it is arranged structure and is fastenedly connected with separation structure.Specifically, it is arranged
Structure and separation structure are connected by screw to together, so that the installation or disassembly of the two are more easier, are easy, are reduced
The labor intensity of staff.
As shown in Figure 5 and Figure 6, separation structure 22 has the first clamping portion 221, is arranged structure 21 with the second clamping portion
211, the first clamping portion 221 and the second clamping portion 211 are clamped, to realize the connection for being arranged structure 21 Yu separation structure 22.In this way,
By the way that the first clamping portion 221 and the second clamping portion 211 are clamped so that separation structure 22 and be arranged structure 21 link together with
Formation screws component 20.The structure of above structure is simple, is easily worked, realizes.
Optionally, the first clamping portion 221 is one or more, when the first clamping portion 221 is multiple, multiple first clampings
Portion 221 is provided at circumferentially spaced along separation structure 22；Second clamping portion 211 is one or more, when the second clamping portion 211 is more
When a, multiple second clamping portions 211 are along being arranged being provided at circumferentially spaced for structure 21, and multiple second clamping portions 211 and multiple the
One clamping portion 221 is correspondingly arranged.As shown in Figures 3 to 6, the first clamping portion 221 is three, and three the first clamping portions, 221 edge
Separation structure 22 is provided at circumferentially spaced.Second clamping portion 211 is three, and three the second clamping portions 211 are along being arranged structure 21
Be provided at circumferentially spaced, three the second clamping portions 211 are correspondingly arranged with three the first clamping portions 221.The structure letter of above structure
It is single, it is easily worked.
Specifically, separation structure 22 be circular plate structure, be arranged structure 21 be circular ring structure, three of separation structure 22
First clamping portion 221 clamping corresponding with three the second clamping portions 211 of structure 21 are arranged, to realize separation structure 22 and be arranged knot
The connection of structure 21.
It should be noted that the number of the first clamping portion 221 and the second clamping portion 211 is without being limited thereto, and the number of the two
It can also be different.Optionally, the first clamping portion 221 is three, and the second clamping portion 211 is six.In this way, above-mentioned setting makes score
It is more flexible with the link position that is arranged structure 21 every structure 22, reduce the labor intensity of staff.
As shown in Figures 3 to 6, the first clamping portion 221 be along separation structure 22 the first extension radially extended, second
Clamping portion 211 is the groove being axially arranged that edge is arranged structure 21, and the groove depth of groove is less than the thickness for being arranged structure 21, part
First extension is stretched in groove and is abutted with the slot bottom of groove.Specifically, groove is not connectivity slot, by the first clamping portion
After 221 stretch in groove, the first clamping portion 221 is abutted with the slot bottom of groove, and separation structure 22 is connected to and is arranged structure
In 21.
As shown in Figure 3 and Figure 4, separation structure 22 includes separated body and extends along first radially extended of separated body
Portion forms installation gap between the outer edge of separated body and the inner wall for being arranged structure 21.In this way, above-mentioned setting guarantees to separate this
There is gap between body and the inner wall for being arranged structure 21, other structures can be accommodated in the gap, so that fast nut
Internal structure is more compact, and occupancy volume is smaller, is convenient for carrying.
Optionally, the outer edge of separated body has at least one notch 223.In this way, above-mentioned setting guarantees to separate this
Body will not interfere with 10 recurring structure of nut assembly, guarantee that fast nut being capable of normal use.
Optionally, the first extension is multiple, and notch 223 is consistent with the number of the first extension, multiple notches 223 and more
A first extension corresponds and is located at the same side of the first extension.As shown in figure 5, the first extension is three, notch
223 is consistent with the number of the first extension, and three notches 223 and three the first extensions correspond and are located at the first extension
The same side.The structure of above structure is simple, is easily worked, realizes.
As shown in Fig. 2, Figure 11 to Figure 15, nut assembly 10 includes nut body 12, nut frame 13, retainer 14 and multiple
Roller 15.Wherein, nut body 12 has internal screw thread 11 and at least one through-hole 122.Nut frame 13 and nut body 12 are coaxial
Setting, nut frame 13 have at least one second extension 131, and the second extension 131 stretches in through-hole 122, so that nut
Ontology 12 links together with nut frame 13.Retainer 14 is arranged in nut frame 13 and abuts with nut body 12, retainer
14 have a multiple roller holes 141 being circumferentially arranged along it, retainer 14 far from the side of nut body 12 have at least one the
Three extensions 142, third extension 142 are stretched out from notch 223, retainer 14 relative to screw component 20 with first position and
The second position, when third extension 142 and the limit of the first extension backstop, retainer 14 is in first position.Multiple rollers
15 are correspondingly disposed in multiple roller holes 141, and separation structure 22 has multiple roller slots 222 towards the side of retainer 14,
During rotation is arranged structure 21, when at least one roller 15 enters at least one roller slot on separation structure 22
When in 222, retainer 14 is in the second position.The structure of above structure is simple, is easily worked.
Specifically, the fast nut in the present embodiment is mainly used on the main shaft of the host of angle grinder grinding wheel.Wherein, spiral shell
Maternal body 12 is rotated synchronously with nut frame 13, and retainer 14 can be rotated relative to nut body 12 and nut frame 13, and with two
There is stop dog position, i.e. the rotational angle of retainer 14 is limited between person.Multiple rollers 15 are arranged on retainer 14 corresponding
In multiple roller holes 141, and it can be rotated in roller holes 141.When needing to screw in fast nut on main shaft, revolve counterclockwise
Pivoted housing sets structure 21, and separation structure 22 is rotated together with being arranged structure 21, so as to the first extension of separation structure 22 and protect
142 counter stopper of third extension of frame 14 is held, then retainer 14 is in first position and is able to drive nut frame 13 and nut
Ontology 12 carries out equidirectional rotation, and nut assembly 10 is locked on the main shaft of host；When needing fast nut from host
Main shaft on when screwing out, rotate clockwise and be arranged structure 21, since the active force at this time between nut assembly 10 and main shaft is larger,
Nut assembly 10 can not realize rotation, be arranged structure 21 drive separation structure 22 rotated clockwise, until roller 15 into
Enter to the roller slot 222 on separation structure 22, retainer 14 is in the second position, then the power on fast nut axis direction disappears
It loses, the frictional force between nut assembly 10 and main shaft also disappears immediately.Later, continue rotation and be arranged structure 21, so as to be arranged knot
Structure 21 drives nut assembly 10 to be rotated, until screwing out from main shaft.
In the present embodiment, there are three pore structures for setting on nut body 12, for preventing fast nut under fortuitous event
It can not manually be dismantled.
As shown in Figures 9 to 11, nut frame 13, retainer 14 and whole rollers 15 are located at nut body 12 and separation structure
Between 22, nut frame 13 has at least one the 4th extension 132 towards the side of separation structure 22, and the 4th extension 132 is stretched
Enter to installation gap, so as to form accommodation space between at least one the 4th extension 132 and corresponding first extension, fastly
Fast nut further includes at least one return unit 30.Wherein, return unit 30 is arranged in accommodation space, and return unit 30 extends to first
Portion provides that (or return unit 30 is provided to the 4th extension 132 to remote to reset force move far from 132 side of the 4th extension
Reset force from the movement of the first extension side).In this way, by return unit 30 to nut assembly 10 with screw the opposite of component 20
Position is resetted, and guarantees that fast nut can quickly be screwed in the main shaft of host when reusing fast nut by staff
On, it is time-consuming to shorten assembly.Meanwhile the above-mentioned setting of return unit 30 is so that nut assembly 10 and screw the active force between component 20
It is more gentle, prevent nut assembly 10 from rotating the service life that moment generates biggish impact force and influence fast nut.
Specifically, return unit 30 is located at the first extension of separation structure 22 and 132 shape of the 4th extension of nut frame 13
At accommodation space in, one end is connected on the first extension of separation structure 22, and the other end is connected to the of nut frame 13
On four extensions 132.In the original state of fast nut, under the reset force effect of return unit 30, the first of separation structure 22
142 backstop of third extension of extension and retainer 14 limits, and staff, which only needs to rotate counterclockwise, is arranged structure 21
Fast nut is screwed on main shaft；When needing to screw out fast nut from main shaft, rotates clockwise and be arranged structure 21, be arranged
Structure 21 drives separation structure 22 to be rotated clockwise, and return unit 30 is gradually compressed, until roller 15 enters to separation knot
In roller slot 222 on structure 22.Later, continue rotation and be arranged structure 21, be arranged between structure 21 and nut frame 13 and exist centainly
Reset force reduce the rotation impact of nut assembly 10 so that the rotation of nut frame 13 and nut body 12 is gentler
And vibration and noise due to percussion generation.
Optionally, return unit 30 is spring.
As shown in Figure 7 and Figure 8, fast nut further includes pressing plate 40.Wherein, pressing plate 40 is pressed on separation structure 22, pressure
Plate 40 has at least one the 5th extension 41, and the 5th extension 41 of part is stretched in groove and abutted with separation structure 22.
In this way, separation structure 22 between pressing plate 40 and retainer 14, on the one hand can protect separation structure 22, prevent point
Every structure 22 from being arranged in structure 21；On the other hand the active force being capable of increasing between separation structure 22 and retainer 14,
Ensure that the first extension of separation structure 22 can be with 142 counter stopper of third extension of retainer 14.
As shown in figure 8, fast nut further includes the first locking member 50.Wherein, the first locking member 50 is pressed on pressing plate 40
And be interference fitted with structure 21 is arranged, to prevent pressing plate 40 and separation structure 22 from being arranged in structure 21.In this way, above-mentioned set
Setting can prevent pressing plate 40 from being arranged in structure 21, and promote the structural stability of fast nut.
As shown in Fig. 2, the nut body 12 of nut assembly 10 has rotation stop section 121, rotation stop section 121 has card slot, quickly
Nut further includes cover board 60 and the second locking member 70.Wherein, cover board 60 be set in rotation stop section 121 it is outer and with 121 rotation stop of rotation stop section
Cooperation, the lid of cover board 60 are located on pressing plate 40.Second locking member 70 is arranged in card slot, and the second locking member 70 is distinguished with pressing plate 40
Positioned at the two sides of cover board 60.In this way, being fastenedly connected cover board 60 and nut assembly 10 by the second locking member 70, prevent from covering
Plate 60 is deviate from from nut assembly 10, improves the structural stability of fast nut.
Specifically, cover board 60 is in contact with by the surface of fastening structure (such as grinding wheel), in angle grinder operational process, cover board
Frictional force between 60 and grinding wheel is gradually increased, and has biggish axial force therebetween.When needing to revolve fast nut
It when out, rotates clockwise and is arranged structure 21, so that the axial force inside fast nut between each part disappears, so that cover board
Frictional force between 60 and grinding wheel becomes zero, and staff manually can revolve fast nut from the host main shaft of angle grinder
Out.
Optionally, cover board 60 is made up of powder metallurgy.
Optionally, it is arranged structure 21 to be made of carbon structure Steel material, and is heat-treated.In this way, above-mentioned setting
It is able to ascend the structural strength for being arranged structure 21.
In the present embodiment, the first locking member 50 and the second locking member 70 are circlip.
It should be noted that the type of the first locking member 50 and the second locking member 70 is without being limited thereto.Optionally, the first locking
Part 50 is elastomeric pad, and the second locking member 70 is circlip.
As shown in Figure 2 and Figure 8, fast nut further includes bearing 80.Wherein, bearing 80 is arranged in cover board 60 and separation structure
Between 22.In this way, above-mentioned setting is so that screw the feelings that component 20 applies biggish axial force inside fast nut to cover board 60
Under condition, two sides need to only overcome force of rolling friction, so that staff is more time saving and energy saving for the disassembly of fast nut.
In the present embodiment, separation structure 22 and pressing plate 40 are fixed on by the first locking member 50 and are arranged in structure 21,
The non-separate structure of component 20 is screwed, the difficulty of processing for screwing component 20 is thereby reduced.As depicted in figs. 1 and 2, fast nut is also
Including the sealing ring 90 being arranged between pressing plate 40 and cover board 60.Sealing ring 90 is applied not only to sealing clamp, additionally it is possible to nut
Component 10 plays the role of damping, buffering.
In the present embodiment, the application method of fast nut is as follows:
Grinding wheel is mounted on the backing plate of angle grinder main shaft, the cover board 60 of fast nut rotates counterclockwise towards grinding wheel
Fast nut is arranged structure 21, compresses grinding wheel, and angle grinder is worked well preparation.When work terminates or need replacing grinding wheel
When piece, spindle lock button is pressed, grasp fast nut is arranged structure 21, rotates clockwise, can unclamp and select
Lower fast nut.
It can be seen from the above description that the above embodiments of the utility model achieve the following technical effects:
The separation structure for screwing component is connect with nut assembly rotation stop, and separation structure be set in it and external be arranged knot
Structure is detachably connected.When needing to disassemble fast nut, operation, which screws component and to screw component, is in rotation stop
State, screws component and is able to drive nut assembly and rotate together, then staff both can be by nut group by screwing component
Part is dismantled.
Compared with needing specialist tools to dismantle fast nut in the prior art, the fast nut in the application is not necessarily to
Tool can be both disassembled, and then solve complex, cumbersome for the disassembly of locking nut in the prior art, increase work people
The labor intensity of member and the problem of disassembly time-consuming are easy so that staff is simpler to the disassembly of fast nut.
Obviously, above-mentioned described embodiment is only the embodiment of the utility model a part, rather than whole realities
Apply example.Based on the embodiments of the present invention, those of ordinary skill in the art institute without making creative work
The range of the utility model protection all should belong in the every other embodiment obtained.
It should be noted that term used herein above is merely to describe specific embodiment, and be not intended to restricted root
According to the illustrative embodiments of the application.As used herein, unless the context clearly indicates otherwise, otherwise singular
Also it is intended to include plural form, additionally, it should be understood that, when in the present specification using term "comprising" and/or " packet
Include " when, indicate existing characteristics, step, work, device, component and/or their combination.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so that presently filed embodiment described herein can be in addition to illustrating herein
Or the sequence other than those of description is implemented.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (15)
1. a kind of fast nut characterized by comprising
Nut assembly (10) has internal screw thread (11)；
It screws component (20), described screw component (20) include being arranged structure (21) and separation structure (22), the separation structure
(22) it is detachably connected and is arranged in structure (21) positioned at described, the separation structure (22) and institute with the structure (21) that is arranged
State nut assembly (10) rotation stop connection so that it is described screw component (20) have relative to the nut assembly (10) it is static only
Turn state, when it is described screw component (20) and be in the rotation stop state when, the component (20) that screws is able to drive the nut
Component (10) rotates together.
2. fast nut according to claim 1, which is characterized in that described to be arranged structure (21) and the separation structure
(22) it is clamped or is fastenedly connected.
3. fast nut according to claim 2, which is characterized in that the separation structure (22) has the first clamping portion
(221), described be arranged structure (21) are with the second clamping portion (211), first clamping portion (221) and second clamping portion
(211) it is clamped, to be arranged the connection of structure (21) Yu the separation structure (22) described in realization.
4. fast nut according to claim 3, which is characterized in that
First clamping portion (221) is one or more, when first clamping portion (221) is multiple, multiple described the
One clamping portion (221) being provided at circumferentially spaced along the separation structure (22)；
Second clamping portion (211) is one or more, when second clamping portion (211) is multiple, multiple described the
Two clamping portions (211) are arranged being provided at circumferentially spaced for structure (21) along described, and multiple second clamping portions (211) with it is multiple
First clamping portion (221) is correspondingly arranged.
5. fast nut according to claim 3, which is characterized in that first clamping portion (221) is along the separation
The first extension of structure (22) radially extended, second clamping portion (211) are along the axial direction for being arranged structure (21)
The groove of setting, and the groove depth of the groove is less than the thickness for being arranged structure (21), part first extension protrudes into
It is abutted in the groove and with the slot bottom of the groove.
6. fast nut according to claim 5, which is characterized in that the separation structure (22) includes separated body and edge
First extension of the separated body radially extended, the outer edge of the separated body are arranged structure (21) with described
Inner wall between formed installation gap.
7. fast nut according to claim 6, which is characterized in that the outer edge of the separated body has at least one
A notch (223).
8. fast nut according to claim 7, which is characterized in that first extension is multiple, the notch
(223) consistent with the number of first extension, multiple notches (223) and multiple first extensions correspond
And it is located at the same side of first extension.
9. fast nut according to claim 7, which is characterized in that the nut assembly (10) includes:
Nut body (12) has the internal screw thread (11) and at least one through-hole (122)；
Nut frame (13) is coaxially disposed with the nut body (12), and the nut frame (13) has at least one second extension
Portion (131), second extension (131) stretch in the through-hole (122), so that the nut body (12) and the spiral shell
Female frame (13) links together；
Retainer (14), setting abut in the nut frame (13) and with the nut body (12), the retainer (14)
With the multiple roller holes (141) being circumferentially arranged along it, the retainer (14) has far from the side of the nut body (12)
There is at least one third extension (142), the third extension (142) is stretched out from the notch (223), the retainer
(14) relative to described screw component (20) with first position and the second position, when the third extension (142) with it is described
When first extension backstop limits, the retainer (14) is in the first position；
Multiple rollers (15) are correspondingly disposed in multiple roller holes (141), and the separation structure (22) is towards the guarantor
The side for holding frame (14) has multiple roller slots (222), during being arranged structure (21) described in the rotation, when at least one rolling
Sub (15) enter at least one roller slot (222) on the separation structure (22) it is interior when, the retainer (14) is in institute
State the second position.
10. fast nut according to claim 9, which is characterized in that the nut frame (13), the retainer (14) and
All the roller (15) is between the nut body (12) and the separation structure (22), nut frame (13) direction
The side of the separation structure (22) has at least one the 4th extension (132), and the 4th extension (132) stretches to institute
It states in installation gap, holds so as to be formed between at least one described 4th extension (132) and corresponding first extension
Receive space, the fast nut further include:
At least one return unit (30) is arranged in the accommodation space, and the return unit (30) mentions to first extension
Reset force and/or the return unit (30) far from the movement of the 4th extension (132) side is fed to extend to the described 4th
Portion (132) is provided to the reset force moved far from first extension side.
11. fast nut according to claim 5, which is characterized in that the fast nut further include:
Pressing plate (40) is pressed on the separation structure (22), and the pressing plate (40) has at least one the 5th extension (41),
Part the 5th extension (41) stretches in the groove and abuts with the separation structure (22).
12. fast nut according to claim 11, which is characterized in that the fast nut further include:
First locking member (50) is pressed on the pressing plate (40) and is arranged structure (21) interference fit with described, to prevent
It states pressing plate (40) and the separation structure (22) and is arranged abjection in structure (21) from described.
13. fast nut according to claim 11, which is characterized in that the nut assembly (10) has to be set along its axial direction
The rotation stop section (121) set, the rotation stop section (121) have card slot, the fast nut further include:
Cover board (60) is set in the rotation stop section (121) outside and cooperates with rotation stop section (121) rotation stop, the cover board (60)
Lid is located on the pressing plate (40)；
Second locking member (70) is arranged in the card slot, and second locking member (70) and the pressing plate (40) difference position
In the two sides of the cover board (60).
14. fast nut according to claim 12, which is characterized in that first locking member (50) is circlip.
15. fast nut according to claim 13, which is characterized in that second locking member (70) is circlip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548448.0U CN208185187U (en) | 2018-04-17 | 2018-04-17 | Fast nut |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820548448.0U CN208185187U (en) | 2018-04-17 | 2018-04-17 | Fast nut |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208185187U true CN208185187U (en) | 2018-12-04 |
Family
ID=64433445
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820548448.0U Withdrawn - After Issue CN208185187U (en) | 2018-04-17 | 2018-04-17 | Fast nut |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208185187U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506318A (en) * | 2018-04-17 | 2018-09-07 | 山东威达机械股份有限公司 | Fast nut |
-
2018
- 2018-04-17 CN CN201820548448.0U patent/CN208185187U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108506318A (en) * | 2018-04-17 | 2018-09-07 | 山东威达机械股份有限公司 | Fast nut |
| CN108506318B (en) * | 2018-04-17 | 2024-08-13 | 山东威达机械股份有限公司 | Quick nut |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181204 Effective date of abandoning: 20240813 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20181204 Effective date of abandoning: 20240813 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |