CN110094405A - A kind of buckle-type bolt and its application method - Google Patents
A kind of buckle-type bolt and its application method Download PDFInfo
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- CN110094405A CN110094405A CN201910222809.1A CN201910222809A CN110094405A CN 110094405 A CN110094405 A CN 110094405A CN 201910222809 A CN201910222809 A CN 201910222809A CN 110094405 A CN110094405 A CN 110094405A
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- 238000009434 installation Methods 0.000 claims abstract description 11
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- 208000035126 Facies Diseases 0.000 claims description 16
- 210000002421 cell wall Anatomy 0.000 claims description 7
- 229910000838 Al alloy Inorganic materials 0.000 claims description 5
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 5
- 239000003365 glass fiber Substances 0.000 claims description 5
- 239000004033 plastic Substances 0.000 claims description 4
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- 239000004677 Nylon Substances 0.000 description 1
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- 229920001778 nylon Polymers 0.000 description 1
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Classifications
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- 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
- F16B35/00—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws
- F16B35/04—Screw-bolts; Stay-bolts; Screw-threaded studs; Screws; Set screws with specially-shaped head or shaft in order to fix the bolt on or in an object
- F16B35/06—Specially-shaped heads
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Clamps And Clips (AREA)
Abstract
A kind of buckle-type bolt and its application method, belong to fastener areas, the buckle-type bolt is by clamping part (1), connecting rod (2) and bolt shank (3) composition, the top of the clamping part (1) is the cone of tip upward, the lower part of the clamping part (1) is cylinder, the top cone and lower part cylinder of the clamping part (1) constitute umbellate form on axial cross section, the step surface at the umbellate form edge is buckle stopper (11), deformation slot (12) are axially and symmetrically offered on the clamping part (1), plane (13) are cut in clamping part (1) two sides perpendicular to deformation slot (12).Installation method is that connector and buckle-type will be bolted under first becoming, then upper connector is bolted with buckle-type in use, and method for dismounting is that the taking-up of buckle-type bolt is i.e. detachable.Mount and dismount it is time saving, it is laborsaving, it is light.
Description
Technical field
The present invention relates to fastener areas, and in particular to a kind of buckle-type bolt and its application method.
Background technique
Bolt is generally by head and screw rod a kind of fastener dimerous, for being fastenedly connected two parts.Wherein
Expansion bolt is a kind of special bolts, and expansion bolt is made of components such as screw rod and expansion tubes, and screw rod tail is coniform, circle
The major diameter of cone is greater than expansion bore, and when nut is tightened, screw rod is displaced outwardly, and makes to justify by the axial movement of screw thread
Wimble fraction is mobile, and due to having the gap on expansion tube wall, screw rod tail extrusion expansion pipe expands it outward, in addition the angle of circular cone
Very little is spent, to make to form friction self-locking between wall, expansion tube and circular cone, and then reaches fixed function.But the knot of expansion bolt
Structure is complicated, and attachment is more, and quality weight, using complexity, disassembly is not easy.
Summary of the invention
The purpose of the present invention is overcoming existing expansion bolt structure, structure is complicated, and attachment is more, and quality weight is torn open using complexity
The problem of being not easy is unloaded, a kind of buckle-type bolt is provided, structure is simple, light weight, is easily installed and dismantles.
In order to achieve the above object, technical scheme is as follows:
A kind of buckle-type bolt, the buckle-type bolt are made of clamping part, connecting rod and bolt shank, the card
The top of buckle is the cone of tip upward, and the lower part of the clamping part is cylinder, the lower part of the clamping part and connecting rod
Upper surface connects, and the lower end surface of the connecting rod connects with bolt shank upper surface, the top cone and buckle of the clamping part
Subordinate portion cylinder coaxial vertical connects, and the top cone of the clamping part and lower part cylinder is made to constitute umbrella on axial cross section
Type, the step surface at the umbellate form edge are buckle stopper, axially and symmetrically offer deformation slot, the shape on the clamping part
Become slot and clamping part is divided into two parts, cuts with plane in the clamping part two sides perpendicular to deformation slot, so that the clamping part
Two parts are less than or equal to the diameter of connecting rod to the maximum radial dimension after drawing close among deformation slot.
The plane is less than or equal to the maximum distance distance perpendicular to deformation slot radial centre linesIts
In:
R is connecting rod radius, and a is from deformation slot side cell wall to the maximum distance of buckle stopper in the plane.
The ratio of the axial depth of deformation slot is equal to 1:1 in the buckle stopper maximum radial dimension and clamping part lower part cylinder
~4:3.
Clamping part lower part cylinder has opened up the inverted round stage of deformation slot by centre and cylindrical body forms, the inverted round stage
Upper bottom surface connects with clamping part top facies basialis pyramidis, and the bottom surface of the inverted round stage connects with cylindrical body upper bottom surface, the cylinder
Body bottom surface connects with the upper surface of connecting rod, and the diameter of the inverted round stage upper bottom surface is less than clamping part top facies basialis pyramidis
Smallest radial size, greater than the diameter of cylindrical body, the diameter of the inverted round stage bottom surface is equal to the diameter of cylindrical body, the circle
The diameter of cylinder is equal to the diameter of connecting rod；
Or clamping part lower part cylinder by centre opened up deformation slot the terrace with edge of falling positive even numbers and with the rib of falling positive even numbers
The corresponding regular prism composition of platform rib number, the upper bottom surface of the terrace with edge of falling positive even numbers connect with clamping part top facies basialis pyramidis, institute
The bottom surface for stating the terrace with edge of falling positive even numbers connects with regular prism upper bottom surface, the upper surface phase of the regular prism bottom surface and connecting rod
It connects, the radial dimension of the terrace with edge of the falling positive even numbers upper bottom surface is less than the smallest radial size of clamping part top facies basialis pyramidis, is greater than
The radial dimension of regular prism, the radial dimension phase of the radial dimension and regular prism upper bottom surface of the terrace with edge of the falling positive even numbers bottom surface
Together, the maximum radial dimension of the regular prism is equal to the diameter of connecting rod.
Clamping part top cone is circular cone or positive even numbers pyramid.
Maximum prominent distance and deformation slot slot of the buckle stopper on perpendicular to deformation slot direction relative to connecting rod
Wide ratio is equal to 1:5~2:5.
At least provided with a pair of clamping face for being used for spanner clamping on the side of the connecting rod.
The buckle-type bolt is made of the plastics or aluminium alloy or copper alloy for being added to glass fibre.
Installation steps in the application method: the spiral shell being first directed at the bolt shank in buckle-type bolt in lower connector
Keyhole tightens bolt shank and lower connector, the lower end surface for making connecting rod and the bolt hole appearance face paste in lower connector
It closes, after tightening, by the tip of bolt mounting holes alignment clamping part top cone on upper connector, firmly presses upper connector, to
Stopper is buckled on clamping part to pass through on upper connector after bolt mounting holes, without the bolt mounting holes on upper connector
It squeezes, clamping part restores to the original state, and buckle stopper is pressed in the plane of upper connector bolt mounting holes outside, is installed.
Demounting procedure in the application method: pinning upper connector, is inserted into deformation slot with straight screwdriver, then
Buckle-type bolt reversely is turned, buckle-type bolt is taken out from the bolt mounting holes on upper connector, then the company of removing again
Fitting, disassembly are completed.
In the installation steps, if lower connector and upper connector have offseted, and the top cone of clamping part is not worn yet
The bolt mounting holes for crossing upper connector, then first remove upper connector, then buckle-type bolt is unscrewed upwards, makes under connecting rod
There are gaps for bolt hole outer surface in end face and gear-box top cover, and bolt mounting holes on upper connector are so directed at clamping part
The tip of top cone, firmly presses upper connector, passes through bolt mounting holes on upper connector to buckle stopper on clamping part,
Without the extruding of the bolt mounting holes on upper connector, clamping part restores to the original state, and buckle stopper falls in upper connector bolt
In mounting hole circumferential surface, then buckle-type bolt tightened, then completes to install.
Compared with prior art, the invention has the benefit that
1, after bolt shank and lower connector are tightened in buckle-type bolt in the present invention, by bolt mounting holes on upper connector
It is directed at the tip of clamping part, firmly presses upper connector, due to there is deformation slot among clamping part, two parts of clamping part can be to
It is drawn close among deformation slot, so that clamping part can enter in the bolt mounting holes on upper connector, clamping part passes through bolt hole
When, plane is cut in the clamping part two sides perpendicular to deformation slot, so that two parts of the clamping part are leaned on to deformation slot centre
After holding together, the maximum radial dimension of clamping part is less than the diameter of bolt mounting holes on the upper connector.When clamping part top cone
It after bolt mounting holes, is squeezed without from bolt mounting holes, clamping part deformation is released and restores to the original state, and buckles
Stopper is fallen on the outer surface around upper connector bolt mounting holes, and upper connector and lower connector are linked together.It uses
Simply, two connectors can be made to be connected with lesser power.
2, heretofore described plane is less than or equal to the maximum distance distance perpendicular to deformation slot radial centre linesWherein r is connecting rod radius, a be in the plane from deformation slot side cell wall to buckle stopper it is maximum away from
From.Ensure the clamping part to after deforming behind deformation slot centre, the maximum radial dimension for buckling stopper is less than or equal to connecting rod
Diameter.
3, the ratio of heretofore described buckle stopper maximum radial dimension and the axial depth of deformation slot in clamping part lower part
Equal to 1:1~4:3.On the one hand, make to buckle the position near stopper and be formed by arm of force long enough to deformation slot slot bottom, it can
Make clamping part two parts to deformation among deformation slot using lesser power, is easily installed, on the other hand, when deformation slot groove width one
Periodically, allow thickness of the clamping part on deformation direction small as far as possible, using lesser power can deformation occurs.
4, heretofore described clamping part lower part cylinder has opened up the inverted round stage of deformation slot by centre and cylindrical body forms, institute
The upper bottom surface for stating inverted round stage connects with clamping part top facies basialis pyramidis, bottom surface and the cylindrical body upper bottom surface phase of the inverted round stage
It connects, the cylindrical body bottom surface connects with the upper surface of connecting rod, and the diameter of the inverted round stage upper bottom surface is less than clamping part top
The smallest radial size of facies basialis pyramidis, greater than the diameter of cylindrical body, the diameter of the inverted round stage bottom surface is equal to the straight of cylindrical body
Diameter, the diameter of the cylindrical body are equal to the diameter of connecting rod；
Or clamping part lower part cylinder by centre opened up deformation slot the terrace with edge of falling positive even numbers and with the rib of falling positive even numbers
The corresponding regular prism composition of platform rib number, the upper bottom surface of the terrace with edge of falling positive even numbers connect with clamping part top facies basialis pyramidis, institute
The bottom surface for stating the terrace with edge of falling positive even numbers connects with regular prism upper bottom surface, the upper surface phase of the regular prism bottom surface and connecting rod
It connects, the radial dimension of the terrace with edge of the falling positive even numbers upper bottom surface is less than the smallest radial size of clamping part top facies basialis pyramidis, is greater than
The radial dimension of regular prism, the radial dimension phase of the radial dimension and regular prism upper bottom surface of the terrace with edge of the falling positive even numbers bottom surface
Together, the maximum radial dimension of the regular prism is equal to the diameter of connecting rod.
After clamping part top cone passes through bolt mounting holes, squeezed without from bolt mounting holes, clamping part deformation
It is released and restores to the original state, the side wall in the cylinder of clamping part lower part close to clamping part top conical section can be installed with bolt
Hole inner wall is in close contact, and plays snap action, and after upper connector is by power radially, upper connector will not pacify because of bolt
The gap filled between hole and bolt generates shaking.
5, heretofore described clamping part top cone is circular cone or positive even numbers pyramid.When top cone is axially symmetric,
Buckle could be mended the two parts for being divided into mirror symmetry by deformation slot, and bolt mounting holes act on the two-part power of clamping part can phase
Together, buckle-type bolt pass through bolt mounting holes will not occur because active force it is different caused by clamping part remitted its fury.
6, maximum prominent distance of the heretofore described buckle stopper on perpendicular to deformation slot direction relative to connecting rod
And ratio=1:5~2:5 of deformation slot groove width.Deformation slot groove width is perpendicular to deformation slot separation on deformation slot direction.One side
Face guarantees that deformed clamping part can pass through bolt mounting holes, and on the other hand, after passing through bolt mounting holes, buckle stopper is fallen in
The area on surface around bolt mounting holes, which can guarantee, plays snap effect.
7, at least provided with a pair of clamping face for being used for spanner clamping on the side of heretofore described connecting rod.Convenient for spanner
A kind of auxiliary tool clamps bolt, conveniently tightens buckle-type bolt.
8, heretofore described buckle-type bolt is made of the plastics or aluminium alloy or copper alloy for being added to glass fibre.
Material is light and easily-deformable, clamping part can be made to deform with lesser power.
9, application method of the present invention is simple, and convenient for operation, time-consuming is few.
10, the present invention, which considers clamping part in use, can not pass completely through the bolt mounting holes situation of upper connector, make
Its operability is stronger.
Detailed description of the invention
Fig. 1 is main view of the invention；
Fig. 2 is left view of the invention；
Fig. 3 is the left view of second of structure of the invention；
Fig. 4 is perspective view of the invention；
Fig. 5 is top view of the invention；
Fig. 6 be the present invention in cone be positive rectangular pyramid when top view；
Fig. 7 uses schematic diagram for of the invention；
In figure: clamping part 1, connecting rod 2, bolt shank 3, buckle stopper 11, deformation slot 12, plane 13, clamp face 21,
Upper connector 4, lower connector 5, in plane 13 from 12 side cell wall of deformation slot to the maximum distance a of buckle stopper 11, plane 13
To perpendicular to 12 radial centre lines of deformation slot maximum distance b, buckle stopper 11 perpendicular to 12 direction of deformation slot relative to even
The prominent distance d of the maximum of extension bar 2.
Specific embodiment
The present invention is described in further detail with specific embodiment for explanation with reference to the accompanying drawing.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6 and Fig. 7, a kind of buckle-type bolt, the buckle-type bolt is by card
Buckle 1, connecting rod 2 and bolt shank 3 form, and the top of the clamping part 1 is the cone of tip upward, the clamping part 1
Lower part is cylinder, and the lower part of the clamping part 1 connects with the upper surface of connecting rod 2, the lower end surface of the connecting rod 2 and bolt
3 upper surface of bar portion connects, and the top cone of the clamping part 1 connects with 1 lower part cylinder coaxial vertical of clamping part, and makes described
The top cone and lower part cylinder of clamping part 1 constitute umbellate form on axial cross section, and the step surface at the umbellate form edge is buckle gear
Portion 11, axially and symmetrically offers deformation slot 12 on the clamping part 1, and the deformation slot 12 divides clamping part 1 for two parts,
Plane 13 is cut in 1 two sides of clamping part perpendicular to deformation slot 12, so that two parts of the clamping part 1 are to deformation slot 12
Centre draw close after maximum radial dimension be less than or equal to connecting rod 2 diameter.
The plane 13 is less than or equal to the maximum distance distance b perpendicular to 12 radial centre lines of deformation slotWherein:
R is 2 radius of connecting rod, and a is from 12 side cell wall of deformation slot to the maximum of buckle stopper 11 in the plane 13
Distance.
The ratio of the axial depth of deformation slot 12 in buckle 11 maximum radial dimension of stopper and 1 lower part cylinder of clamping part
Equal to 1:1~4:3.
The 1 lower part cylinder of clamping part has opened up the inverted round stage of deformation slot 12 by centre and cylindrical body forms, the rounding
The upper bottom surface of platform connects with 1 top facies basialis pyramidis of clamping part, and the bottom surface of the inverted round stage connects with cylindrical body upper bottom surface, institute
It states cylindrical body bottom surface to connect with the upper surface of connecting rod 2, the diameter of the inverted round stage upper bottom surface is less than 1 upper cone of clamping part
The smallest radial size of body bottom surface, greater than the diameter of cylindrical body, the diameter of the inverted round stage bottom surface is equal to the straight of cylindrical body
Diameter, the diameter of the cylindrical body are equal to the diameter of connecting rod 2；
Or the 1 lower part cylinder of clamping part by centre opened up deformation slot 12 the terrace with edge of falling positive even numbers and with positive idol
The corresponding regular prism composition of number terrace with edge rib number, upper bottom surface and the 1 top facies basialis pyramidis phase of clamping part of the terrace with edge of falling positive even numbers
It connects, the bottom surface of the terrace with edge of falling positive even numbers connects with regular prism upper bottom surface, and the regular prism bottom surface is upper with connecting rod 2
End face connects, and the radial dimension of the terrace with edge of the falling positive even numbers upper bottom surface is less than the smallest radial ruler of 1 top facies basialis pyramidis of clamping part
It is very little, greater than the radial dimension of regular prism, the radial dimension of the terrace with edge of the falling positive even numbers bottom surface and the radial direction of regular prism upper bottom surface
Size is identical, and the maximum radial dimension of the regular prism is equal to the diameter of connecting rod 2.
The 1 top cone of clamping part is circular cone or positive even numbers pyramid.
Maximum prominent distance d and shape of the buckle stopper 11 on perpendicular to 12 direction of deformation slot relative to connecting rod 2
The ratio for becoming 12 groove width of slot is equal to 1:5~2:5.
At least provided with a pair of clamping face 21 for being used for spanner clamping on the side of the connecting rod 2.
The buckle-type bolt is made of the plastics or aluminium alloy or copper alloy for being added to glass fibre.
Installation steps in the application method: first the bolt shank 3 in buckle-type bolt is aligned in lower connector 5
Bolt hole, bolt shank 3 and lower connector 5 are tightened, make connecting rod 2 lower end surface and lower connector 5 in bolt hole outside
Surface fitting, after tightening, by the tip of bolt mounting holes alignment 1 top cone of clamping part on upper connector 4, firmly in pressing
Connector 4 passes through on upper connector 4 after bolt mounting holes after buckle stopper 11 on clamping part 1, without from upper connector 4
The extruding of upper bolt mounting holes, clamping part 1 restore to the original state, and it is flat that buckle stopper 11 is pressed in 4 bolt mounting holes outside of upper connector
On face, it is installed.
Demounting procedure in the application method: pinning upper connector 4, is inserted into deformation slot 13 with straight screwdriver, so
Buckle-type bolt is reversely turned afterwards, and buckle-type bolt is taken out from the bolt mounting holes on upper connector 4, is then removed again
Upper connector 4, disassembly are completed.
In the installation steps, if lower connector 5 and upper connector 4 have offseted, and the top cone of clamping part 1 is still
The bolt mounting holes of upper connector 4 are not passed through, then are first removed upper connector 4, then buckle-type bolt is unscrewed upwards, make to connect
There are gaps for bolt hole outer surface in 2 lower end surface of extension bar and gear-box top cover 3, so by bolt mounting holes pair on upper connector 4
The tip of quasi- 1 top cone of clamping part firmly presses upper connector 4, passes through upper connector 4 to buckle stopper 11 on clamping part 1
Upper bolt mounting holes, without the extruding of the bolt mounting holes on upper connector 4, clamping part 1 restores to the original state, and buckles stopper
11 fall in 4 bolt mounting holes circumferential surface of upper connector, then buckle-type bolt is tightened, then complete to install.
Embodiment 1
Referring to Fig. 1, Fig. 2, Fig. 4 and Fig. 5, a kind of buckle-type bolt, the buckle-type bolt is by clamping part 1, connecting rod
2 and bolt shank 3 form, the top of the clamping part 1 is the cone of tip upward, and the lower part of the clamping part 1 is cylinder,
The lower part of the clamping part 1 connects with the upper surface of connecting rod 2, the lower end surface and 3 upper surface of bolt shank of the connecting rod 2
Connect, the top cone of the clamping part 1 connects with 1 lower part cylinder coaxial vertical of clamping part, and makes the upper of the clamping part 1
Portion's cone and lower part cylinder constitute umbellate form on axial cross section, and the step surface at the umbellate form edge is buckle stopper 11, the card
Axially and symmetrically offer deformation slot 12 on buckle 1, the deformation slot 12 divides clamping part 1 for two parts, perpendicular to deformation
1 two sides of clamping part of slot 12 cut with plane 13, so that two parts of the clamping part 1 are to after drawing close among deformation slot 12
Maximum radial dimension is less than or equal to the diameter of connecting rod 2.
The plane 13 is less than or equal to the maximum distance distance b perpendicular to 12 radial centre lines of deformation slotWherein:
R is 2 radius of connecting rod, and a is from 12 side cell wall of deformation slot to the maximum of buckle stopper 11 in the plane 13
Distance.
The ratio of the axial depth of deformation slot 12 in buckle 11 maximum radial dimension of stopper and 1 lower part cylinder of clamping part
Equal to 1:1~4:3.
Stopper 11 is buckled in the prominent distance d of maximum and deformation slot 12 perpendicular to 12 direction of deformation slot relative to connecting rod 2
Groove width ratio=3:14.
A pair of clamping face 21 for being used for spanner clamping is symmetrically arranged on the side of the connecting rod 2.
The buckle-type bolt is made of nylon and glass fibre.
Referring to Fig. 7, installation steps in the application method: connect under being first directed at the bolt shank 3 in buckle-type bolt
Bolt hole in fitting 5 tightens bolt shank 3 and lower connector 5, makes in lower end surface and the lower connector 5 of connecting rod 2
After tightening, the tip of bolt mounting holes alignment 1 top cone of clamping part on upper connector 4 is used for the fitting of bolt hole outer surface
Power presses upper connector 4, passes through on upper connector 4 after bolt mounting holes after buckle stopper 11 on clamping part 1, without coming from
The extruding of bolt mounting holes on upper connector 4, clamping part 1 restore to the original state, and buckle stopper 11 is pressed in the installation of 4 bolt of upper connector
In the plane of hole outside, it is installed.
Demounting procedure in the application method: pinning upper connector 4, is inserted into deformation slot 13 with straight screwdriver, so
Buckle-type bolt is reversely turned afterwards, and buckle-type bolt is taken out from the bolt mounting holes on upper connector 4, is then removed again
Upper connector 4, disassembly are completed.
Embodiment 2
Referring to Fig. 1, Fig. 3, Fig. 4 and Fig. 5, embodiment 2 is substantially the same manner as Example 1, the difference is that:
The plane 13 is less than to the maximum distance distance b perpendicular to 12 radial centre lines of deformation slotWherein
R is 2 radius of connecting rod, and a is from 12 side cell wall of deformation slot to the maximum distance of buckle stopper 11 in the plane 3.
The 1 lower part cylinder of clamping part has opened up the inverted round stage of deformation slot 12 by centre and cylindrical body forms, the rounding
The upper bottom surface of platform connects with 1 top facies basialis pyramidis of clamping part, and the bottom surface of the inverted round stage connects with cylindrical body upper bottom surface, institute
It states cylindrical body bottom surface to connect with the upper surface of connecting rod 2, the diameter of the inverted round stage upper bottom surface is less than 1 upper cone of clamping part
The smallest radial size of body bottom surface, greater than the diameter of cylindrical body, the diameter of the inverted round stage bottom surface is equal to the straight of cylindrical body
Diameter, the diameter of the cylindrical body are equal to the diameter of connecting rod 2；The buckle-type bolt is made of aluminium alloy.
Embodiment 3
Referring to Fig. 6, embodiment 3 is substantially the same manner as Example 1, the difference is that:
The 1 top cone of clamping part is positive rectangular pyramid.Along the positive rectangular pyramid bottom in 1 top of clamping part on the clamping part 1
The middle line on the side in face axially offers deformation slot 12.Further 1 top cone of clamping part can be positive hexagonal pyramid, positive eight pyramid,
Diagonal axis on the clamping part 1 along 1 top facies basialis pyramidis of clamping part is to offering deformation slot 12.
Embodiment 4
Embodiment 4 is substantially the same manner as Example 1, the difference is that:
The 1 lower part cylinder of clamping part has opened up the positive truncated rectangular pyramids and square prism of deformation slot 12 by centre, it is described fall
The upper bottom surface of positive truncated rectangular pyramids connects with 1 upper cone body bottom surface of clamping part, the bottom surface and square prism of the positive truncated rectangular pyramids
Upper bottom surface connects, and the square prism bottom surface connects with the upper surface of connecting rod 2, the diameter of the positive truncated rectangular pyramids upper bottom surface
It is less than the diameter of 1 upper cone body bottom surface of clamping part to size, the radial dimension of the positive truncated rectangular pyramids upper bottom surface is greater than positive four
The radial dimension of the radial dimension of prism, the positive truncated rectangular pyramids bottom surface is identical as the radial dimension of square prism upper bottom surface,
The maximum radial dimension of the square prism is equal to the diameter of connecting rod 2；The buckle-type bolt is made of copper alloy.
Installation method in the application method: first the bolt shank 3 in buckle-type bolt is aligned in lower connector 5
Bolt hole, with spanner clamp face 21 at clamp buckle-type bolt, bolt shank 3 and lower connector 5 are tightened, make to connect
The lower end surface of bar 2 is bonded with the bolt hole outer surface in lower connector 5, after tightening, by bolt mounting holes pair on upper connector 4
The tip of quasi- 1 top cone of clamping part firmly presses upper connector 4, and lower connector 5 and upper connector 4 have offseted, and buckle
The top cone in portion 1 does not pass through the bolt mounting holes of upper connector 4 yet, then first removes upper connector 4, then by buckle-type spiral shell
Bolt is unscrewed upwards, and making 2 lower end surface of connecting rod with the bolt hole outer surface in gear-box top cover 3, there are gaps, so by upper connector
The tip of bolt mounting holes alignment 1 top cone of clamping part, firmly presses upper connector 4, to buckle stopper on clamping part 1 on 4
11 pass through bolt mounting holes on upper connector 4, and without the extruding of the bolt mounting holes on upper connector 4, clamping part 1 is extensive
Shape is restored, buckle stopper 11 is fallen in 4 bolt mounting holes circumferential surface of upper connector, then buckle-type bolt is tightened, then is completed
Installation.
Method for dismounting in the application method: pinning upper connector 4, is directed at deformation slot 13 with straight screwdriver, then
Back-out buckle-type bolt 1, then remove upper connector 4 again, disassembly is completed.
Claims (10)
1. a kind of buckle-type bolt, it is characterised in that: the buckle-type bolt is by clamping part (1), connecting rod (2) and shank of bolt
Portion (3) composition, the top of the clamping part (1) are the cone of tip upward, and the lower part of the clamping part (1) is cylinder, described
The lower part of clamping part (1) connects with the upper surface of connecting rod (2), the lower end surface and bolt shank (3) upper end of the connecting rod (2)
Face connects, and the top cone of the clamping part (1) connects with clamping part (1) lower part cylinder coaxial vertical, and makes the clamping part
(1) top cone and lower part cylinder constitutes umbellate form on axial cross section, and the step surface at the umbellate form edge is buckle stopper
(11), it is axially and symmetrically offered deformation slot (12) on the clamping part (1), clamping part (1) is divided by the deformation slot (12)
Two parts cut with plane (13) in clamping part (1) two sides perpendicular to deformation slot (12), so that the two of the clamping part (1)
Maximum radial dimension after partially drawing close to deformation slot (12) centre is less than or equal to the diameter of connecting rod (2).
2. a kind of buckle-type bolt according to claim 1, it is characterised in that: the plane (13) is arrived perpendicular to deformation slot
(12) the maximum distance distance (b) of radial centre lines is less than or equal toWherein:
R is connecting rod (2) radius, and a is in the plane (13) from deformation slot (12) side cell wall to buckle stopper (11)
Maximum distance.
3. a kind of buckle-type bolt according to claim 1, it is characterised in that: buckle stopper (11) the maximum radial ruler
The very little ratio with the axial depth of deformation slot (12) on the cylinder of clamping part (1) lower part is equal to 1:1~4:3.
4. a kind of buckle-type bolt according to claim 1, it is characterised in that: clamping part (1) lower part cylinder is in
Between opened up the inverted round stage and cylindrical body composition, the upper bottom surface of the inverted round stage and clamping part (1) top cone of deformation slot (12)
Bottom surface connects, and the bottom surface of the inverted round stage connects with cylindrical body upper bottom surface, and the cylindrical body bottom surface is upper with connecting rod (2)
End face connects, and the diameter of the inverted round stage upper bottom surface is less than the smallest radial size of clamping part (1) top facies basialis pyramidis, is greater than circle
The diameter of cylinder, the diameter of the inverted round stage bottom surface are equal to the diameter of cylindrical body, and the diameter of the cylindrical body is equal to connecting rod
(2) diameter；
Or clamping part (1) the lower part cylinder by centre opened up deformation slot (12) the terrace with edge of falling positive even numbers and with positive even numbers
The corresponding regular prism composition of terrace with edge rib number, upper bottom surface and clamping part (1) top facies basialis pyramidis phase of the terrace with edge of falling positive even numbers
It connects, the bottom surface of the terrace with edge of falling positive even numbers connects with regular prism upper bottom surface, and the regular prism bottom surface is upper with connecting rod (2)
End face connects, and the radial dimension of the terrace with edge of the falling positive even numbers upper bottom surface is less than the smallest radial of clamping part (1) top facies basialis pyramidis
Size, greater than the radial dimension of regular prism, the radial dimension of the terrace with edge of the falling positive even numbers bottom surface and the diameter of regular prism upper bottom surface
Identical to size, the maximum radial dimension of the regular prism is equal to the diameter of connecting rod (2).
5. a kind of buckle-type bolt according to claim 1, it is characterised in that: clamping part (1) the top cone is circle
Cone or positive even numbers pyramid.
6. a kind of buckle-type bolt according to claim 1, it is characterised in that: the buckle stopper (11) is perpendicular to shape
The ratio for becoming prominent distance (d) and deformation slot (12) groove width of the maximum on slot (12) direction relative to connecting rod (2) is equal to 1:5~2:
5。
7. a kind of buckle-type bolt according to claim 1, it is characterised in that: on the side of the connecting rod (2) at least
Equipped with a pair of clamping face (21) for being used for spanner clamping.
8. a kind of buckle-type bolt according to claim 1, it is characterised in that: the buckle-type bolt is by being added to glass
The plastics or aluminium alloy or copper alloy of glass fiber are made.
9. a kind of application method of buckle-type bolt according to claim 1 to 8, it is characterised in that: described to make
With the installation steps in method: the bolt shank (3) in buckle-type bolt is first directed at the bolt hole in lower connector (5), it will
Bolt shank (3) is tightened with lower connector (5), the lower end surface and the bolt hole outer surface in lower connector (5) for making connecting rod (2)
After tightening, the tip of bolt mounting holes alignment clamping part (1) top cone on upper connector (4) firmly connects in pressing for fitting
Fitting (4) passes through on upper connector (4) after bolt mounting holes after buckle stopper (11) on clamping part (1), without from upper company
The extruding of bolt mounting holes on fitting (4), clamping part (1) restore to the original state, and buckle stopper (11) is pressed in upper connector (4) bolt peace
It fills in the plane of hole outside, is installed.
Demounting procedure in the application method: pinning upper connector (4), is inserted into deformation slot (13) with straight screwdriver, so
Buckle-type bolt is reversely turned afterwards, and buckle-type bolt is taken out from the bolt mounting holes on upper connector (4), is then removed again
Upper connector (4), disassembly are completed.
10. a kind of application method of buckle-type bolt according to claim 9, it is characterised in that: the installation steps
In, if lower connector (5) and upper connector (4) have offseted, and the top cone of clamping part (1) does not pass through upper connector (4) yet
Bolt mounting holes, then first upper connector (4) is removed, then buckle-type bolt is unscrewed upwards, make connecting rod (2) lower end surface with
There are gaps for bolt hole outer surface in gear-box top cover (3), and bolt mounting holes on upper connector (4) are so directed at clamping part
(1) tip of top cone firmly presses upper connector (4), passes through upper connector to buckle stopper (11) on clamping part (1)
(4) bolt mounting holes on, without the extruding from bolt mounting holes on upper connector (4), clamping part (1) restores to the original state, card
Button stopper (11) is fallen in upper connector (4) bolt mounting holes circumferential surface, then buckle-type bolt is tightened, then completes to install.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910222809.1A CN110094405B (en) | 2019-03-22 | 2019-03-22 | Buckle type bolt and using method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910222809.1A CN110094405B (en) | 2019-03-22 | 2019-03-22 | Buckle type bolt and using method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110094405A true CN110094405A (en) | 2019-08-06 |
| CN110094405B CN110094405B (en) | 2024-03-12 |
Family
ID=67443281
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910222809.1A Active CN110094405B (en) | 2019-03-22 | 2019-03-22 | Buckle type bolt and using method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110094405B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483464A (en) * | 2020-10-27 | 2021-03-12 | 中国船舶重工集团公司第七0三研究所 | Novel circumferential groove type gas turbine compressor blade locking device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112483464A (en) * | 2020-10-27 | 2021-03-12 | 中国船舶重工集团公司第七0三研究所 | Novel circumferential groove type gas turbine compressor blade locking device |
| CN112483464B (en) * | 2020-10-27 | 2023-03-14 | 中国船舶重工集团公司第七0三研究所 | Circumferential groove type gas turbine compressor blade locking device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110094405B (en) | 2024-03-12 |
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