CN208619499U - Nut and nut mounting structure - Google Patents
Nut and nut mounting structure Download PDFInfo
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- CN208619499U CN208619499U CN201821214579.1U CN201821214579U CN208619499U CN 208619499 U CN208619499 U CN 208619499U CN 201821214579 U CN201821214579 U CN 201821214579U CN 208619499 U CN208619499 U CN 208619499U
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Abstract
The utility model provides a kind of nut and nut mounting structure.In the nut of the utility model, the outward flange section projected radially outward along the nut is equipped in one end of nut thickness direction, it is equipped with and is formed between the convex edge that the nut projects radially outward, the outward flange section and the convex edge for matching the anti-rotation locating slot for merging and limiting the nut relative to the component rotation to be installed with component to be installed in the other end of nut thickness direction.The nut and nut mounting structure of the utility model are easily installed, replace and economy is high.
Description
Technical field
The utility model relates to nut technical field more particularly to a kind of nuts and nut mounting structure.
Background technique
It is that common mode, the prior art are fastened between component that components, which are installed in mounting base, by screw bolt and nut
In usually screw bolt passes components, mounting base mounting hole after, nut is screwed in the back side of mounting base, then zero
Component side, mounting base side rotated respectively by spanner carry out bolt, nut is tightened.But when components installation space very
It is narrow, it has not been convenient to which that in the case that spanner operates, bolt, the nut of the prior art will be unable to apply.
Currently, only side can be used spanner operation in the case where, common method be limitation side bolt or
Nut rotation, the other side carries out tightening operation using spanner.By taking the rotation for limiting nut as an example, usually nut is directly welded at
Then spiral shell is tightened in components side with spanner by after screw bolt passes components, mounting base, nut in the back side of mounting base
Bolt.
In which, if nut stripped thread or there are other non-serviceable problems, bolt cannot be tightened again, due to
Nut is welded in mounting base, is generally done and is scrapped processing, even if to replace nut, installation and replacement process is also very complicated to take
When, biggish expense can be generated, the economy used is very low.
Utility model content
The utility model provides a kind of nut and nut mounting structure, is easily installed, replaces and economy is high.
In a first aspect, the utility model provides a kind of nut, one end of nut thickness direction be equipped with along nut it is radial to
The outward flange section of outer protrusion is equipped in the other end of nut thickness direction along the convex edge that nut projects radially outward, evagination
Between edge and convex edge formed for component to be installed match merges limitation nut relative to component to be installed rotate prevent
Turn locating slot.
Further, anti-rotation locating slot have the slot bottom parallel with the thickness direction of nut, slot bottom formed for wait pacify
Fill the anti-rotation face of component cooperation.
Further, outward flange section includes the first flange part and the second flange being oppositely arranged relative to the center of nut
Portion, convex edge include the third flange portion being oppositely arranged relative to the center of nut and the 4th flange part, the first flange part and
Third flange portion is respectively positioned on the same direction in opposing nut circumferential direction, and the second flange part and the 4th flange part are respectively positioned on opposite spiral shell
Same direction in female circumferential direction, so that between the first flange part and third flange portion and the second flange part and the 4th flange part
Between be respectively formed anti-rotation locating slot.
Further, outward flange section and the outer rim shape of convex edge are arc-shaped.
Further, the outer diameter of convex edge is less than the outer diameter of outward flange section, and in the first flange part and the second flange part
Between be provided with boss towards convex edge protrusion.
Further, the height of boss is less than the spacing between outward flange section and convex edge.
Second aspect, the utility model provide a kind of nut mounting structure, comprising: above-mentioned technical proposal is described in any item
Nut, the component to be installed matched with nut and the components that will be connect with component to be installed, on component to be installed
Equipped with run through component thickness direction to be installed mounting hole, mounting hole include elongated through-hole and positioned at elongated through-hole one end and with
The circular through hole of elongated through-hole connection, circular through hole diameter are greater than the full-size of the outer rim of outward flange section, and elongated through-hole is to use
It is clamped in anti-rotation locating slot in the hole wall edge at the position matched with nut, and elongated through-hole.
Further, it is greater than or equal to the full-size of the outer rim of convex edge on components for the aperture that bolt passes through;
Alternatively,
The counterbore of convex edge can be accommodated by being equipped on the surface opposite with component to be installed of components, counterbore and zero
The hole passed through on part for bolt is coaxial.
The third aspect, the utility model provide a kind of nut mounting structure, comprising: above-mentioned technical proposal is described in any item
Nut, the component to be installed matched with nut and the components that will be connect with component to be installed, component to be installed include
Long slotware, the notch of long slotware have the edge of interior receipts, and nut is fixed on long slotware, and the notch edges of long slotware are clamped
In the anti-rotation locating slot of nut.
Further, it is greater than or equal to the full-size of the outer rim of convex edge on components for the aperture that bolt passes through;
Alternatively,
The counterbore of convex edge can be accommodated by being equipped on the surface opposite with component to be installed of components, counterbore and zero
The hole passed through on part for bolt is coaxial.
Nut and nut mounting structure provided by the utility model are easily installed, replace and economy is high.Specifically,
In nut, the outward flange section projected radially outward along nut is equipped in one end of nut thickness direction, in nut thickness direction
The other end is equipped with along the convex edge that nut projects radially outward, formed between outward flange section and convex edge for it is to be installed
The anti-rotation locating slot that component is rotated with merging limitation nut relative to component to be installed.In this way, when by nut be mounted on to
When on installing component, the anti-rotation locating slot and component to be installed of nut cooperate, and limitation nut is rotated relative to component to be installed;Together
When, it is stuck in a surface of component to be installed along the outward flange section that nut projects radially outward, is projected radially outward along nut
Convex edge is stuck on another surface of component to be installed, and limitation nut is relative to component to be installed in nut thickness side in this way
To movement, so achieve the effect that rotating-proof nut.Further, since nut is not weldingly fixed on as the prior art wait pacify
It fills on component, when there is nut stripped thread or other non-serviceable situations, progress can be removed from component to be installed at any time
Replacement, thus economy is higher.
Detailed description of the invention
Fig. 1 is the structural schematic diagram for the nut that the utility model embodiment one provides;
Fig. 2 is the cross-sectional view for the nut that the utility model embodiment one provides;
Fig. 3 is the structural schematic diagram for the nut mounting structure that the utility model embodiment two provides;
Fig. 4 is the structural schematic diagram of the component to be installed in the nut mounting structure that the utility model embodiment two provides;
Fig. 5 is the structural schematic diagram for another nut mounting structure that the utility model embodiment three provides.
Description of symbols:
1- nut;11- outward flange section;12- convex edge;13- anti-rotation locating slot;14- slot bottom;15- anti-rotation face;16-
One flange part;The second flange part of 17-;18- third flange portion;The 4th flange part of 19-;111- boss;2- component to be installed;21-
Mounting hole;22- elongated through-hole;23- circular through hole;24- mounting surface;The surface of 25- back side;The surface of 26- face side;27-
Mounting base;28- long slotware;29- notch edges;211- mounting surface;The surface of 212- back side;The surface of 213- face side;3-
Components;31- through-hole;4- bolt.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Based on the implementation in the utility model
Example, every other embodiment obtained by those of ordinary skill in the art without making creative efforts belong to
The range of the utility model protection.
Fig. 1 is the structural schematic diagram for the nut that the utility model embodiment one provides.Fig. 2 is the utility model embodiment one
The cross-sectional view of the nut of offer.As shown in Figure 1, 2, nut 1 is equipped with radially outward convex along nut in one end of nut thickness direction
Outward flange section 11 out is equipped in the other end of nut thickness direction along the convex edge 12 that nut projects radially outward, evagination
It is formed between edge 11 and convex edge 12 and merges limitation nut 1 relative to 2 turns of component to be installed for matching with component 2 to be installed
Dynamic anti-rotation locating slot 13, and anti-rotation locating slot 13 has the slot bottom 14 parallel with nut thickness direction, and slot bottom 14, which is formed, to be used
In the anti-rotation face 15 cooperated with component 2 to be installed.In addition, outward flange section 11 includes being oppositely arranged relative to the center of nut 1
First flange part 16 and the second flange part 17, convex edge 12 include the third flange being oppositely arranged relative to the center of nut 1
Portion 18 and the 4th flange part 19, the first flange part 16 and third flange portion 18 are respectively positioned on the same direction in opposing nut circumferential direction,
And second flange part 17 and the 4th flange part 19 be respectively positioned on the same direction in opposing nut circumferential direction so that 16 He of the first flange part
Two anti-rotation locating slots 13 are respectively formed between third flange portion 18 and between the second flange part 17 and the 4th flange part 19,
The slot bottom 14 of two anti-rotation locating slots 13 forms two anti-rotation faces 15, and the two anti-rotation faces 15 are parallel to each other.
Fig. 1, it is shown in Fig. 2 be the outer rim shape of outward flange section 11 and convex edge 12 be arc-shaped example, i.e.,
One flange part 16 and the second flange part 17 are formed as an entirety, are circular outward flange section 11 as outer rim shape, third is convex
Edge 18 and the 4th flange part 19 are formed as an entirety, are circular convex edge 12 as outer rim shape, it is of course also possible to
It is 17 split settings of the first flange part 16 and the second flange part, and outer rim shape is square or rectangular or other shapes
Shape, 19 split settings of third flange portion 18 and the 4th flange part, and outer rim shape are square or rectangular or other shapes
Shape.In addition, including here the first flange part 16 and the second flange part 17 with outward flange section 11, convex edge 12 includes third flange
It is illustrated for portion 18 and the 4th flange part 19, can also include three even more flange parts with outward flange section 11, it is interior
Flange part 12 includes three even more flange parts, as long as use can be formed between outward flange section 11 and convex edge 12 by reaching
The anti-rotation locating slot 13 that rotates relative to component 2 to be installed of nut 1 is limited in matching to merge with component 2 to be installed.It is such as above-mentioned
Such transformation all falls within the protection scope of the present utility model.
Preferably, when outward flange section 11 and the outer rim shape of convex edge 12 are round, the outer diameter of convex edge 11
Position less than the outer diameter of outward flange section 12, and in outward flange section 11, between the first flange part 16 and the second flange part 17
Install the boss 111 being equipped with towards 12 protrusion of convex edge.Also, the height of boss 111 is less than outward flange section 11 and inward flange
Spacing between portion 12.
When in use, the anti-rotation locating slot 13 of nut 1 and component 2 to be installed cooperate the nut 1 of the present embodiment, i.e., by anti-rotation
The slot bottom of locating slot 13 forms anti-rotation face 15 and the respective face of component 2 to be installed cooperates, and limits nut 1 relative to component to be installed
2 rotation;Meanwhile outward flange section 11 is stuck in a surface of component 2 to be installed, convex edge 12 is stuck in component 2 to be installed
On another surface, limitation nut 1 so can achieve relative to component 2 to be installed in the movement of nut thickness direction in this way
The effect of 1 anti-rotation of nut, thus 1 side of nut can operating space relatively narrower when, only by 4 one end of bolt carry out spanner
Operation can tighten bolt 4.Since nut 1 is not weldingly fixed on component 2 to be installed as the prior art, work as appearance
When 1 stripped thread of nut or other non-serviceable situations, it can remove replaced from component 2 to be installed at any time, thus it is economical
Property is higher.Nut 1 provided in this embodiment can efficiently solve the problem of narrow space unilateral side fastens, and use space is wide
It is wealthy, there is great market prospects and economic benefit.
In the present embodiment, outward flange section 11 includes the first flange part 16 being oppositely arranged relative to the center of nut and
Two flanges portion 17, convex edge 12 include the third flange portion 17 being oppositely arranged relative to the center of nut and the 4th flange part
18, the first flange part 16 and third flange portion 18 are respectively positioned on the same direction in 1 circumferential direction of opposing nut, and 17 He of the second flange part
4th flange part 19 is respectively positioned on the same direction in 1 circumferential direction of opposing nut, thus in the first flange part 16 and third flange portion 18
Between and the second flange part 17 and the 4th flange part 19 between be respectively formed anti-rotation locating slot 13, as shown in fig. 1, in this way
With regard to forming two anti-rotation faces 15 being parallel to each other, the corresponding face contact in the anti-rotation face 15 and component 2 to be installed plays prevention nut
The effect of 1 rotation.Wherein, the spacing between the first flange part 16 and third flange portion 18, the second flange part 17 and the 4th flange
Both spacing between portion 19 are equal, and equal with the thickness at position component 2 to be installed and that nut 2 matches.
In addition, the outer edge size of convex edge 12 is less than the size of the outer edge of outward flange section 11, correspond to outward flange
It is exactly that the outer diameter of convex edge 12 is less than outward flange that the outer rim shape of portion 11 and convex edge 12, which is for arc-shaped situation,
The outer diameter in portion 11.This is because convex edge 12 is mainly used for nut 1 installs when progress in elongated through-hole 22 or long slotware 28
Positioning, plays the role of preventing nut 1 from falling, and convex edge 12 can also play positioning component 2 to be installed, the convex
Edge 12 is not subject to fastening force, and being served only for positioning prevents from falling.And 11 outer edge size of outward flange section is larger and thickness is thicker, uses
Fastening force is born when nut 1 is fixed.
The boss 111 towards 12 protrusion of convex edge is provided between the first flange part 16 and the second flange part 17, it is convex
Platform 111 has two boss side surfaces 112 parallel with 1 thickness direction of nut, as shown in Figure 1, the boss side surfaces 112 and anti-rotation face
15 in one plane, as the extension in anti-rotation face 15, can increase the contact area in anti-rotation face 15 Yu component 2 to be installed,
When carrying out the fastening of large torque, because increasing the contact area in anti-rotation face 15, even if the phase in anti-rotation face 15 and component to be installed 2
When answering mating surface gap larger, nut 2 will not be made to rotate, which increases the reliability of the fastening of nut 1 and be applicable in
Property, installation is more convenient.
In addition, the height of boss 111 is less than the spacing between outward flange section 11 and convex edge 12.The height of boss 111
The plate thickness of the component to be installed 2 of 1 installation site of nut is depended primarily on, the height of boss 111 is set below outward flange
Spacing (plate thickness of component 2 to be installed) between portion 11 and convex edge 12 is not less than 0.5mm.To pass through bolt 4 and spiral shell
Mother 1 will introduce for Fig. 3 that components 3 are mounted on component 2 to be installed, from the point of view of Fig. 1, Fig. 3, the design master of the structure
It is used to 111 upper surface of boss and the surface by 3 side of components of component to be installed 2 will not be made flat when nut 1 is installed
Together, when preventing concordant, 111 upper surface of boss is abutted with the side surface by component 2 to be installed of components 3, and leads to evagination
The surface of 12 side of inner flange part of edge 11 is not adjacent to the surface 25 of the back side of component 2 to be installed, so as to cause nut 1
The phenomenon that cannot fastening appearance.
Fig. 3 is the structural schematic diagram for the nut mounting structure that the utility model embodiment two provides.Fig. 4 is the utility model
The structural schematic diagram for the component to be installed in nut mounting structure that embodiment two provides.Nut mounting structure in the present embodiment
It can be using nut 1 described in previous embodiment one.As shown in Figure 3,4, the nut mounting structure of the present embodiment includes nut
1, the component to be installed 2 matched with nut 1 and the components 3 that will be connect with component 2 to be installed, in component 2 to be installed
It is equipped with the mounting hole 21 through component thickness direction to be installed, the thickness of the bore edges of mounting hole 21 and the outward flange of nut 1
Portion 11 is equal with the spacing of convex edge 12 or the thickness of the bore edges of mounting hole 21 is less than 11 He of outward flange section of nut 1
The spacing of convex edge 12.Mounting hole 21 include elongated through-hole 22 and positioned at elongated through-hole 22 one end and with elongated through-hole 22 connect
Logical circular through hole 23,23 diameter of circular through hole be greater than outward flange section 11 outer rim full-size (outward flange section 11 it is straight
Diameter), elongated through-hole 22 is the position for matching with nut 1, elongated logical when nut 1 to be installed on component 2 to be installed
The hole wall edge in hole 22 is clamped in anti-rotation locating slot 13, and the elongated through-hole 22 is on 2 thickness direction of component to be installed
Two mounting surfaces 24 contact during nut 1 is installed with two anti-rotation faces 15, specifically, the two of the elongated through-hole 22
The spacing between spacing and two anti-rotation faces 15 between a mounting surface 24 is equal or two mounting surfaces 24 of elongated through-hole 22
Between spacing slightly larger than the spacing between two anti-rotation faces 15, and the spacing between two mounting surfaces 24 of elongated through-hole 22
Less than the outer diameter of outward flange section 11 and convex edge 12.In addition, being additionally provided with the through-hole passed through for bolt 4 on components 3
31, the internal diameter of the through-hole 31 is greater than the outer diameter of convex edge 12.
In the following, illustrating this by taking the outer rim shape of outward flange section 11 and convex edge 12 is arc-shaped nut 1 as an example
The installation process of nut mounting structure.
The outward flange section 11 of nut 1 is passed through into the circular through hole 23 on component 2 to be installed first, so that component to be installed 2
It is located substantially between outward flange section 11 and convex edge 12 in its thickness direction, then in the anti-rotation locating slot 13 of nut 1
Shape of the and convex edge 12 parallel with two mounting surfaces 24 of elongated through-hole 22 towards 3 side of components respectively of anti-rotation face 15
Under state, nut 1 is pushed into certain distance along the length direction of elongated through-hole 22, such as reach in 11 length direction of elongated through-hole
Meta position postpones stopping, since the spacing of two mounting surfaces 24 of elongated through-hole 22 is less than the outer diameter of convex edge 12, thus
Nut 1 will not be fallen from component 2 to be installed.As shown in figure 3, since the thickness of the bore edges of mounting hole 21 is less than the outer of nut 1
The spacing of flange part 11 and convex edge 12, bolt 4 fasten when, part 3 close to component 2 to be installed surface can with wait pacify
The face side for filling component 2 is close to, that is, is close to the surface 26 of face side, and the convex edge 12 of nut 1 does not limit in through-hole 31, spiral shell
The outward flange section 11 of mother 1 can be connected to the back side of component 2 to be installed and be close to the surface 25 of the back side (if it is mounting hole
The thickness of the 21 bore edges situation equal with the spacing of the outward flange section 11 of nut 1 and convex edge 12, convex edge 12 is also
The face side of component 2 to be installed can be connected to and be close to the surface 26 of the face side), at this point, nut 1 is relative to component to be installed
2 movement on the thickness direction of component 2 to be installed is limited;Due to the spacing between two mounting surfaces 24 of elongated through-hole 22
Spacing between slightly larger than two anti-rotation faces 15, thus, for nut 1 after rotating by a certain angle, clamping is distinguished in two anti-rotation faces 15
Between spacing between two mounting surfaces 24 or two mounting surfaces 24 of elongated through-hole 22 is equal between two anti-rotation faces 15
Away from, when nut 1 does not rotate by a certain angle, two mounting surfaces of elongated through-hole 22 are just close in two anti-rotation faces 15 respectively, at this point,
Nut 1 is limited relative to the rotation of component 2 to be installed, and to sum up, nut 1 is relative to component 2 to be installed along component 2 to be installed
The movement of thickness direction limited, while can not be rotated relative to component 2 to be installed, thus nut 1 be temporarily fixed to
On installing component 2.At this point, components 3 are placed on component 2 to be installed, pay attention to the through-hole 31 on components 3 being directed at convex
Edge 12 is installed, i.e., so that flange part 12 can just be accommodated in through-hole 31, can make components 3 and component to be installed in this way
It is fitted closely between 2 without there are gaps.And then gasket is covered on bolt 4, and the bolt 4 for being socketed with gasket is successively worn
The screw hole that the through-hole 31 and nut 1 crossed on components 3 are equipped with, tightening bolt 4 in 3 side of components with spanner at this time can be complete
At installation.
When stripped thread or other non-serviceable situations occur for nut 1, bolt 4 is removed with spanner first, is then taken away
Components 3, at this point, nut 1 is pushed along the length direction of elongated through-hole 22, towards the one end for being equipped with circular through hole 23, to
Nut 1 reach 23 inside of circular through hole after, then along component 2 to be installed thickness direction pulling can take out nut 1, then more
The nut 1 renewed, which repeats installation steps recited above, can conveniently realize the replacement of nut 1, and in the prior art once
Nut failure must just scrap or replace difficult situation and compare, the nut mounting structure of the present embodiment be easily installed replacement and
Maintenance cost is low.
In the above-described embodiments, since specific location of the nut 1 in elongated through-hole 22 can change (not by bolt 4
Change push distance of the nut 1 in elongated through-hole 22 when tightening to realize), that is, components 3 are relative to component 2 to be installed
Relative position can change, thus in the higher situation of installation site required precision to components 3 and component to be installed 2,
The nut mounting structure of the present embodiment can adjust the relative position of components 3 and component to be installed 2 as the case may be,
Thus installation adaptability height, installation accuracy might as well.
As the improvement to above-described embodiment, when 31 diameter of through-hole of components 3 is less than the outer of the convex edge 12 of nut 1
It, can be on the surface opposite with component 2 to be installed of components 3 equipped with the counterbore that can accommodate convex edge 12, counterbore when diameter
It is coaxial with the through-hole 31.Or convex edge 12 can be accommodated in the surface setting opposite with components 3 of component 2 to be installed
The screw hole of counterbore, the counterbore and nut 1 is coaxial.Also gasket or between component 2 to be installed and components 3 is added, and makes
The thickness of gasket is greater than or equal to the thickness of the convex edge 12, and the internal diameter of gasket is greater than or equal to the convex edge 12
Outer diameter.
Fig. 5 is the structural schematic diagram for another nut mounting structure that the utility model embodiment three provides.The present embodiment
In nut mounting structure can be using nut 1 described in previous embodiment one.As shown in figure 5, the nut of the present embodiment is pacified
Assembling structure, the component to be installed 2 matched including nut 1, with nut 1 and the components that will be connect with component 2 to be installed
3, component 2 to be installed includes mounting base 27 and long slotware 28, and long slotware 28 can be fixed by welding in mounting base 27, elongated slot
The notch of part 28 has the edge 29 of interior receipts, and nut 1 is fixed on long slotware 28, and the notch edges 29 of long slotware 28 are clamped
In the anti-rotation locating slot 13 of nut 1, that is, the notch edges 29 of long slotware 28 are the positions for matching with nut 1.Its
In, the thickness of the notch edges 29 of long slotware 28 is equal with the spacing of the outward flange section 11 of nut 1 and convex edge 12, Huo Zhechang
The thickness of the notch edges 29 of slotware 28 is less than the outward flange section 11 of nut 1 and the spacing of convex edge 12;And the notch side
Edge 29 connects during nut 1 is installed with two anti-rotation faces 15 in two mounting surfaces 211 on 2 thickness direction of component to be installed
Touching, specifically, spacing of the notch edges 29 between two mounting surfaces 211 on 2 thickness direction of component to be installed and two
Two mounting surfaces 211 that spacing between anti-rotation face 15 is equal or notch edges 29 are on 2 thickness direction of component to be installed it
Between spacing slightly larger than the spacing between two anti-rotation faces 15, and notch edges 29 are on 2 thickness direction of component to be installed
Spacing between two mounting surfaces 211 is less than the outer diameter of outward flange section 11 and convex edge 12.In addition, on components 3
It is additionally provided with the through-hole 31 passed through for bolt 4, the internal diameter of the through-hole 31 is greater than the outer diameter of convex edge 12.
In the following, illustrating this by taking the outer rim shape of outward flange section 11 and convex edge 12 is arc-shaped nut 1 as an example
The installation process of nut mounting structure.
Anti-rotation face 15 first in the anti-rotation locating slot 13 of nut 1 respectively with two mounting surfaces 211 of notch edges 29
In parallel and convex edge 12 is towards in the state of 3 side of components, by nut 1 from the end of long slotware 28 along long slotware 28
Length direction push in notch, even if anti-rotation face 15 relative to notch edges 29 two mounting surfaces 211 it is opposite slide, by
Spacing between two mounting surfaces 211 is less than the outer diameter of convex edge 12, thus nut 1 does not fall out long slotware 28
Within, after nut 1 pushes certain distance along the length direction of long slotware 28, such as reach the centre of long 28 length direction of slotware
Stop behind position.As shown in figure 5, since the thickness of the notch edges 29 of long slotware 28 is less than the outward flange section 11 of nut 1 and interior
The spacing of flange part 12, when bolt 4 fastens, the surface close to long slotware 28 of part 3 is close to the face side of long slotware 28,
It is close to the surface 213 of the face side, the outward flange section 11 of nut 1 is connected to the back side of long slotware 28 and is close to the back side
Surface 212 (between the outward flange section 11 and convex edge 12 of thickness and nut 1 if it is the notch edges 29 of long slotware 28
Away from equal situation, convex edge 12 can also be connected to the face side of long slotware 28 and be close to the surface 213 of the face side), this
When, since long slotware 28 is fixed in mounting base 27, thus nut 1 relative to long slotware 28 (mounting base 27) in long slotware 28
Movement on the thickness direction of (mounting base 27) is limited;Due to notch edges 29 on 2 thickness direction of component to be installed two
Spacing between a mounting surface 211 is greater than the spacing between two anti-rotation faces 15, thus, nut 1 is after rotating by a certain angle, and two
Distinguish the spacing and two between two mounting surfaces 211 or two mounting surfaces 211 of clamping notch edges 29 in a anti-rotation face 15
Spacing between a anti-rotation face 15 is equal, and when nut 1 does not rotate by a certain angle, notch side is just close in two anti-rotation faces 15 respectively
Two mounting surfaces 211 of edge 29, at this point, nut 1 is limited relative to the rotation of long slotware 28 (mounting base 27), to sum up, nut 1
The movement of the thickness direction along long slotware 28 (mounting base 27) relative to long slotware 28 (mounting base 27) is limited, while can not
It is rotated relative to long slotware 28 (mounting base 27), thus nut 1 is temporarily fixed on long slotware 28 (mounting base 27).At this point,
Components 3 are placed on long slotware 28, notice that the through-hole 31 on components 3, which is directed at convex edge 12, to be installed, i.e., so that it is convex
Edge 12 can just be accommodated in through-hole 31, can make to fit closely between components 3 and long slotware 28 in this way without there are
Gap.And then gasket is covered on bolt 4, and the bolt 4 for being socketed with gasket is sequentially passed through to 31 He of through-hole on components 3
The screw hole that nut 1 is equipped with, tightening bolt 4 in 3 side of components with spanner at this time can be completed installation.
When stripped thread or other non-serviceable situations occur for nut 1, bolt 4 is removed with spanner first, is then taken away
Components 3, at this point, nut 1 can be taken out into nut 1 along the end that the length direction of long slotware 28 pushes to long slotware 28,
Then the nut 1 more renewed, which repeats installation steps recited above, can conveniently realize the replacement of nut 1, with the prior art
In must be scrapped once nut failure or replace difficult situation and compare, the nut and nut mounting structure of the utility model
It is easily installed replacement and maintenance cost is low.
In the above-described embodiments, (pass through bolt since specific location of the nut 1 in the notch of long slotware 28 can change
4 change push distance of the nut 1 in notch to realize when not tightening), that is, components 3 are relative to long 28 (mounting base of slotware
27) relative position can change, thus in the higher situation of installation site required precision to components 3 and mounting base 27
Under, the nut mounting structure of the present embodiment can adjust the relative position of components 3 and mounting base 27 as the case may be, because
And adaptability height, installation accuracy are installed.
As the improvement to above-described embodiment, when 31 diameter of through-hole of components is less than the diameter of 1 convex edge 12 of nut
When, it can be on the surface opposite with long slotware 28 of components 3 equipped with the counterbore that can accommodate convex edge 12, counterbore is logical with this
Hole 31 is coaxial.Or gasket is added between long slotware 28 and components 3, and the thickness of gasket is made to be greater than or equal to the convex
The thickness of edge 12, and the internal diameter of gasket is greater than or equal to the outer diameter of the convex edge 12.In addition, long slotware 28 can also lead to
It crosses other modes to be fixed in mounting base 27, such as is fixed in mounting base 27 by positioning pin or screw.Such transformation
It all falls in the protection scope of the utility model.
In the description of the present invention, it should be understood that term " on ", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom", "inner", "outside" be orientation based on the figure or
Positional relationship is merely for convenience of describing the present invention and simplifying the description, rather than the device or member of indication or suggestion meaning
Part must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.
In addition, in the present invention unless specifically defined or limited otherwise, term " connection ", " connected ", " Gu
Calmly ", " installation " etc. shall be understood in a broad sense, such as can be mechanical connection, be also possible to be electrically connected;It can be and be directly connected to,
Can the connection inside two elements or the interaction relationship of two elements be can be, removed indirectly connected through an intermediary
It is non-separately to have specific restriction, for the ordinary skill in the art, it can understand that above-mentioned term exists as the case may be
Concrete meaning in the utility model.
Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited
System;Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should
Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of
Technical characteristic is equivalently replaced;And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new
The range of each embodiment technical solution of type.
Claims (10)
1. a kind of nut, which is characterized in that outer equipped with being projected radially outward along the nut in one end of nut thickness direction
Flange part is equipped in the other end of nut thickness direction along the convex edge that the nut projects radially outward, the outward flange
It is formed between portion and the convex edge and merges the limitation nut relative to the portion to be installed for matching with component to be installed
The anti-rotation locating slot of part rotation.
2. nut according to claim 1, which is characterized in that the anti-rotation locating slot has the thickness side with the nut
To parallel slot bottom, the slot bottom is formed for the anti-rotation face with the component cooperation to be installed.
3. nut according to claim 2, which is characterized in that the outward flange section includes the center relative to the nut
The first flange part and the second flange part being oppositely arranged, the convex edge include being oppositely arranged relative to the center of the nut
Third flange portion and the 4th flange part, it is circumferential that first flange part and the third flange portion are respectively positioned on the relatively described nut
On same direction, and second flange part and the 4th flange part are respectively positioned on the same side in the relatively described nut circumferential direction
To so that between first flange part and the third flange portion and second flange part and the 4th flange part
Between be respectively formed the anti-rotation locating slot.
4. nut according to claim 3, which is characterized in that the outer rim shape of the outward flange section and the convex edge
It is arc-shaped.
5. nut according to claim 4, which is characterized in that the outer diameter of the convex edge is less than the outward flange section
Outer diameter, and it is provided between first flange part and second flange part boss towards the convex edge protrusion.
6. nut according to claim 5, which is characterized in that the height of the boss is less than the outward flange section and described
Spacing between convex edge.
7. a kind of nut mounting structure characterized by comprising nut as claimed in any one of claims 1 to 6 and the spiral shell
The component to be installed of parent phase cooperation and the components that will be connect with component to be installed, are equipped on the component to be installed and pass through
Wear the mounting hole in component thickness direction to be installed, the mounting hole include elongated through-hole and positioned at the elongated through-hole one end and
The circular through hole being connected to the elongated through-hole, the circular through hole diameter are greater than the maximum ruler of the outer rim of the outward flange section
Very little, the elongated through-hole is the position for matching with the nut, and the hole wall edge of the elongated through-hole is clamped in
In the anti-rotation locating slot.
8. nut mounting structure according to claim 7, which is characterized in that the aperture passed through on the components for bolt
More than or equal to the full-size of the outer rim of the convex edge;Alternatively,
The counterbore that can accommodate the convex edge, institute are equipped on the surface opposite with the component to be installed of the components
It states counterbore and supplies the hole that passes through of the bolt coaxial on the components.
9. a kind of nut mounting structure characterized by comprising nut as claimed in any one of claims 1 to 6 and the spiral shell
The component to be installed of parent phase cooperation and the components that will be connect with component to be installed, the component to be installed includes elongated slot
Part, the notch of the long slotware have the edge of interior receipts, and the nut is fixed on the long slotware, and the slot of the long slotware
Mouth edge is clamped in the anti-rotation locating slot of the nut.
10. nut mounting structure according to claim 9, which is characterized in that the hole passed through on the components for bolt
Diameter is greater than or equal to the full-size of the outer rim of the convex edge;Alternatively,
The counterbore that can accommodate the convex edge, institute are equipped on the surface opposite with the component to be installed of the components
It is coaxial with the hole that passes through on the components for bolt to state counterbore.
Priority Applications (1)
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CN201821214579.1U CN208619499U (en) | 2018-07-27 | 2018-07-27 | Nut and nut mounting structure |
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CN201821214579.1U CN208619499U (en) | 2018-07-27 | 2018-07-27 | Nut and nut mounting structure |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113335315A (en) * | 2021-06-25 | 2021-09-03 | 中车唐山机车车辆有限公司 | Integrated equipment cabinet and rail vehicle |
CN115575749A (en) * | 2022-10-13 | 2023-01-06 | 陈莉 | Line loss detection system and detection method for electric power meter |
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2018
- 2018-07-27 CN CN201821214579.1U patent/CN208619499U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113335315A (en) * | 2021-06-25 | 2021-09-03 | 中车唐山机车车辆有限公司 | Integrated equipment cabinet and rail vehicle |
CN115575749A (en) * | 2022-10-13 | 2023-01-06 | 陈莉 | Line loss detection system and detection method for electric power meter |
CN115575749B (en) * | 2022-10-13 | 2023-08-15 | 杭州绿掌科技有限公司 | Power ammeter line loss detection system and detection method |
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Effective date of registration: 20201130 Address after: No.1030 Xingxiu Road, Yuban village, Dongyuan Town, Quanzhou City, Fujian Province Patentee after: QUANZHOU CRRC TANGCHE RAIL VEHICLE Co.,Ltd. Patentee after: CRRC TANGSHAN Co.,Ltd. Address before: 063035 No. 3, front road, Fengrun District, Hebei, Tangshan City Patentee before: CRRC TANGSHAN Co.,Ltd. |
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