CN106122547A - A kind of venting of dust explosion securing member - Google Patents
A kind of venting of dust explosion securing member Download PDFInfo
- Publication number
- CN106122547A CN106122547A CN201610776263.0A CN201610776263A CN106122547A CN 106122547 A CN106122547 A CN 106122547A CN 201610776263 A CN201610776263 A CN 201610776263A CN 106122547 A CN106122547 A CN 106122547A
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- China
- Prior art keywords
- venting
- dust explosion
- termination
- sleeve
- screw rod
- Prior art date
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K17/00—Safety valves; Equalising valves, e.g. pressure relief valves
- F16K17/02—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side
- F16K17/14—Safety valves; Equalising valves, e.g. pressure relief valves opening on surplus pressure on one side; closing on insufficient pressure on one side with fracturing member
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
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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
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K27/00—Construction of housing; Use of materials therefor
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Architecture (AREA)
- Mechanical Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Environmental & Geological Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Casings For Electric Apparatus (AREA)
Abstract
The invention discloses a kind of venting of dust explosion securing member, including fastener body, described fastener body includes venting of dust explosion seat and screw rod, described venting of dust explosion seat is flexibly connected with described screw rod, described venting of dust explosion seat includes venting of dust explosion seat termination, described venting of dust explosion seat termination includes termination sleeve and is positioned at the end cap of sleeve one end, described termination, described end cap and described termination sleeve are an entirety, described termination point casing jacket casing is located at outside described screw rod one end, and is fixed in the sleeve of described termination described screw rod one end by venting of dust explosion bindiny mechanism.A kind of venting of dust explosion securing member that the present invention provides, in the moment that blast occurs, impacted by explosive forces, venting of dust explosion seat is made to be rapidly separated with screw rod, so that connecting portion comes off, rapid pressure release, and owing to venting of dust explosion seat is positioned at outside sheet material, therefore during pressure release, do not destroy sheet material, keep the integrity of sheet material.
Description
Technical field
The present invention relates to venting of dust explosion connector field, particularly relate to a kind of venting of dust explosion securing member.
Background technology
Venting of dust explosion wall is generally in industrial civilian Factory Building boiler room, and the lightweight pressure release body of wall that dangerous goods store etc. is applied, in building
When the generation blast of thing indoor or burning, gas pressure steeply rises therewith within doors, and explosion releasing wall makes wall by venting of dust explosion accessory or device
Body is opened and discharges pressure, to control the generation of blast or to make destructiveness minimize.
Venting of dust explosion accessory is generally made up of venting of dust explosion bolt and traction strand cable, and wherein, venting of dust explosion bolt effect is to quantify venting pressure
Value, dynamically controls release pressure.
As Chinese patent CN201982746U discloses pressure relief bolt connecting device, including screw mandrel and nut, nut and silk
Bar is spirally connected, and one end of screw mandrel is provided with end cap, and the outer surface of screw mandrel is provided with at least one groove, and the cross section of groove is triangle or four
Limit shape or semicircle.After using the technical scheme that this patent discloses, pressure relief bolt connecting device passes through screw mandrel surface configuration groove,
When unexpected generation, internal pressure steeply rises, time extremely more than screw mandrel ability to bear, and screw mandrel fracture failure so that this bolt connects
The manhole cover etc. that device is connected automatically opens up, it is provided that the pressure relief opening release of pressure of larger area, thus avoids blast.But, this is special
The pressure relief bolt connecting device that profit discloses, it is easily broken off in installation process equally, and therefore, destructive rate is high, adds and scraps
Rate.
And for example Chinese patent CN101749463A discloses the explosion venting bolt fastener for pressure relief facility, including screw rod and
It is set in the metallic gasket of screw head, under metallic gasket, also has an elastomeric pad being set on screw rod, wherein, metallic gasket
For outwardly arcuate structure, elastomeric pad has the arc mechanism identical with metallic gasket, and is close under metallic gasket.
Wherein, arcuate structure is spherical structure, and elastomeric pad is rubber sheet gasket, and the end of screw rod has from tap holder, the material of metallic gasket
Matter is aluminum.Technical scheme disclosed in patent of the present invention, owing to metallic gasket uses arcuate structure, it is possible to play certain pretightning force
Effect, therefore, when mounted, as long as somewhat tightening, greatly reduces the destructive power to metallic gasket.When blast occurs, when
When indoor pressure reaches predetermined value, metallic gasket and cushion sector-meeting automatic warpage together.Deformation, thus cause outside pressure relief facility
Wall comes off, and forms a unlimited space, makes that the pressure of indoor is outer rapidly leads outdoor, it is to avoid interior of building material thing and building
Build the destruction of mechanism itself.But, when blast occurs, by huge shock wave, easily there is blasting phenomena, and adopt in sheet material
With the explosion venting bolt fastener of the pressure relief facility that this invention discloses, sometimes it is difficult to be rapidly reached pressure release effect.
Summary of the invention
For overcoming problems of the prior art, the invention provides one and be quick on the draw, it is possible to the one of pressure release rapidly
Plant venting of dust explosion securing member.
A kind of venting of dust explosion securing member that the present invention provides, it is characterised in that include fastener body, described fastener body bag
Including venting of dust explosion seat and screw rod, described venting of dust explosion seat is flexibly connected with described screw rod, and described venting of dust explosion seat includes venting of dust explosion seat termination, described venting of dust explosion
Seat termination includes termination sleeve and is positioned at the end cap of sleeve one end, described termination, and described end cap and described termination sleeve are one
Entirety, described termination point casing jacket casing is located at outside described screw rod one end, and is fixed on described screw rod one end by venting of dust explosion bindiny mechanism
In the sleeve of described termination.
In some embodiments, described venting of dust explosion bindiny mechanism includes: hole clipping that sleeve one end, described termination is offered and institute
Stating the annular slot that screw rod one end is offered, described annular slot is circumferentially disposed along described screw rod, and described venting of dust explosion bindiny mechanism also wraps
Including card bead, described card bead is arranged in the hole clipping of described termination sleeve and the draw-in groove of described screw rod, it is achieved described venting of dust explosion seat termination
Connection with described screw rod.
In some embodiments, described hole clipping is along described termination point casing barrel dliameter to offering, and the longitudinal section of described hole clipping becomes
" convex " shape, and less one end, described hole clipping aperture is positioned at inside the sleeve of described termination.Thus, when card bead is located in hole clipping,
It is unlikely to make card bead pass hole clipping.
In some embodiments, including hole clipping at least one described.
In some embodiments, including hole clipping described at least two, described hole clipping is along described termination sleeve circumference cyclization
Shape is uniformly distributed.Thus, make card bead to screw rod outer wall uniform force application, it is ensured that termination sleeve is parallel with screw rod, prevent skew.
In some embodiments, described hole clipping aperture is big not less than the diameter of described card bead compared with the pore size of large part
Little, the pore size of smaller part position, described hole clipping aperture is less than institute less than the diameter of described card bead, the degree of depth of described hole clipping
State the diameter of card bead.Therefore so that card bead is unlikely to pass in hole clipping；Preferred as a new step, the degree of depth of hole clipping is less than
The diameter of card bead, therefore, after card bead being arranged in hole clipping, makes a card bead part be exposed to outside termination point casing drum outer wall, another portion
Divide and be exposed to termination sleeve inner wall.
In some embodiments, the cross section camber of described annular slot.Thus, it is simple to card bead slips into card along cambered surface
In groove.
In some embodiments, described venting of dust explosion bindiny mechanism also includes outer sleeve and spring strut, and described spring strut is sheathed
Outside the sleeve of described termination, described outer sleeve is sheathed on outside described spring strut, and described outer sleeve inwall is provided with annular card division, described
The thickness H of annular card division is more than distance L between card bead and described outer sleeve inwall in described hole clipping.Hereby it is achieved that by spring strut
It is positioned compressive state.
In some embodiments, the annular card division in described outer sleeve is provided with down towards the edge of described end cap side
Angle or be arcwall face.Thus, it is simple to card bead streaks annular card division along fillet surface or arcwall face.
In some embodiments, described end cap is provided with round table-like step, institute with the side of described termination sleeve connection
State round table-like step less towards one end diameter of described outer sleeve.
Compared with prior art, a kind of venting of dust explosion securing member that the present invention provides compared with prior art, has an advantage in that: this
A kind of venting of dust explosion securing member that invention provides, in the moment that blast occurs, is impacted by explosive forces, makes venting of dust explosion seat rapid with screw rod
Separate, so that connecting portion comes off, rapid pressure release, and owing to venting of dust explosion seat is positioned at outside sheet material, therefore during pressure release
Do not destroy sheet material, keep the integrity of sheet material.
Accompanying drawing explanation
The structural representation of a kind of venting of dust explosion securing member that Fig. 1 provides for the embodiment of the present invention 1；
Fig. 2 is the structural representation of venting of dust explosion seat termination in a kind of venting of dust explosion securing member shown in Fig. 1；
Fig. 3 is the enlarged drawing of part A in Fig. 2；
Fig. 4 is the structural representation of outer sleeve in a kind of venting of dust explosion securing member shown in Fig. 1；
Fig. 5 is venting of dust explosion seat termination and the structural representation of outer sleeve in a kind of venting of dust explosion securing member shown in Fig. 1；
Fig. 6 is the enlarged drawing of part B in Fig. 5；
Fig. 7 is the structural representation of screw rod in a kind of venting of dust explosion securing member shown in Fig. 1；
The structural representation of a kind of venting of dust explosion securing member that Fig. 8 provides for the embodiment of the present invention 2.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is described in further detail.Should be appreciated that described herein
Specific embodiment only in order to explain the present invention, be not intended to limit the present invention.
Fig. 1 to Fig. 7 show schematically show a kind of venting of dust explosion securing member of present disclosure.
Embodiment 1:
A kind of venting of dust explosion securing member that the embodiment of the present invention 1 discloses, including fastener body 1, as it is shown in figure 1, securing member is originally
Body 1 includes venting of dust explosion seat 11 and screw rod 12, and venting of dust explosion seat 11 is flexibly connected with screw rod 12.
As shown in Figures 1 to 7, venting of dust explosion seat 11 includes venting of dust explosion seat termination 111 and connects venting of dust explosion seat termination 111 and screw rod 12
Venting of dust explosion bindiny mechanism 112.As depicted in figs. 1 and 2, venting of dust explosion seat termination 111 includes termination sleeve 1111 and is positioned at termination sleeve
The end cap 1112 of 1111 one end, as preferably, in this embodiment of the present invention, termination sleeve 1111 is a cylindrical drum
Body, end cap 1112 is connected to end, termination sleeve 1111 one end, and the cross section of end cap 1112 is circular or polygon, here
Do not limit, in this embodiment of the present invention, use as a example by circle and illustrate, end cap 1112 not with termination sleeve
1111 sides connected include the protuberance 1121 conveniently held, and the cross section of protuberance 1121 is circular or polygon, here
Do not limit, in this embodiment of the present invention, illustrate, as preferably, in the present invention as a example by same employing circle
This embodiment in, end cap 1112 is centrally located on the axis of termination sleeve 1111, as it is further preferred that termination
Radially be provided with through hole 1118 in cap 1112, by 1118 act as wearing haulage cable, prevent in venting of dust explosion mistake
In journey, splash away and cause secondary injury in venting of dust explosion seat termination 111.As depicted in figs. 1 and 2, as it is further preferred that end cap
1112 sides being connected with termination sleeve 1111 also include round table-like step 1117, and round table-like step 1117 is towards termination sleeve
One end diameter of 1111 is less, and round table-like step 1117 is centrally located on the axis of termination sleeve 1111.It addition, in the present invention
This embodiment, end cap 1112, round table-like step 1117 and termination sleeve 1111 are one overall.
As it is shown in figure 1, termination sleeve 1111 is sheathed on outside screw rod 12 one end, and by venting of dust explosion bindiny mechanism 112 by screw rod
12 one end are fixed in termination sleeve 1111.
As it is shown in fig. 7, the external screw thread that is provided with in screw rod 12 one end, the external smooth surface of the other end, it is not provided with screw thread, as excellent
Choosing, the length being threaded part on screw rod 12 is longer than the length being not provided with threaded portion, and is threaded outside part
Footpath is more than the external diameter being not provided with screw thread.As it is shown in figure 1, screw rod 12 be not provided with screw thread one end become polygon, and with venting of dust explosion seat 11
Connecting, screw rod 12 end becomes polygonal purpose to be that mode screw rod rotates stripped thread, in this embodiment of the present invention, screw rod 12
The one end being not provided with screw thread becomes regular hexagon.As it is further preferred that one section of end that screw rod 12 is not provided with screw thread offers
Annular slot 121, annular slot 121 is circumferentially disposed along screw rod 12, and the plane at annular slot 121 place is perpendicular to screw rod 12
Axis direction, as further preferred, the cross section camber of annular slot 121.As it is shown in figure 1, termination sleeve 1111
It is sheathed on outside one end that screw rod 12 is provided with annular slot 121, and makes the annular slot 121 of screw rod 12 be located therein in cavity body,
Screw rod 12 other end is from tap holder.
As shown in Figures 1 to 6, in this embodiment of the present invention, venting of dust explosion bindiny mechanism 112 includes: termination sleeve
The annular slot 121 offered on hole clipping 1113 that 1111 one end are offered, above-mentioned screw rod 12, card bead 1114, spring strut 1116 and outer
Sleeve 1115.
As shown in Figure 1 to Figure 3, hole clipping 1113 is opened in termination sleeve 1111 and is not connected with the end, one end of end cap 1112,
And hole clipping 1113 radially offers, through the outer wall of termination sleeve 1111 along termination sleeve 1111.The number of hole clipping 1113 is at least
One, as preferably, in this embodiment of side of the present invention, termination sleeve 1111 offers two hole clippings 1113, and two
The plane at individual hole clipping 1113 place is vertical with the axis of termination sleeve 1111, as it is further preferred that hole clipping 1113 is along termination
Sleeve 1111 circumference circularizes and is uniformly distributed, i.e. the line of two hole clippings 1113 and the axes intersect of termination sleeve 1111.Such as Fig. 2
Shown in Fig. 3, as further preferred, the longitudinal section of hole clipping 1113 becomes " convex " shape, hole clipping 1113 cross section Cheng Yuan
Shape, and as it is shown on figure 3, less one end, hole clipping 1113 aperture is positioned at inside termination sleeve 1111, i.e. it is located close to termination sleeve
The side of central cavity.
As it is shown in figure 1, one end that screw rod 12 offers annular slot 121 is located in termination sleeve 1111, and make annular snap
Groove 121 is positioned at the corresponding position of hole clipping 1113 on termination sleeve 1111.As it is shown in figure 1, card bead 1114 is from termination sleeve 1111
Outside is arranged in the hole clipping 1113 of termination sleeve 1111 and the draw-in groove 121 of screw rod 12, it is achieved venting of dust explosion seat termination 111 and screw rod 12
Connection.
As shown in Fig. 1, Fig. 5 and Fig. 6, as preferably, hole clipping 1113 aperture is not less than card compared with the pore size of large part
The diameter of pearl 1114, and the pore size of smaller part position, hole clipping 1113 aperture is less than the diameter of card bead 1114, therefore,
Card bead 1114 is unlikely in hole clipping 1113 pass；Preferred as a new step, the degree of depth of hole clipping 1113 is less than card bead
The diameter of 1114, therefore, after card bead 1114 being arranged in hole clipping 1113, makes card bead 1114 part be exposed to termination sleeve 1111
Outer exterior wall, another part is exposed to termination sleeve 1111 inner wall；As further preferred, screw rod 12 outer wall distance end
After the distance of headgear cylinder 1111 inwall is arranged in hole clipping 1113 less than card bead 1114, card bead 1114 is exposed in termination sleeve 1111
The width of wall exterior section, thus it is guaranteed that card bead can block screw rod 12, prevents screw rod 12 from slipping in termination sleeve 1111.
As shown in Figures 1 and 5, spring strut 1116 is sheathed on outside termination sleeve 1111, and as preferred, spring strut 1116
Inner circumferential is after the distance of termination sleeve 1111 outer wall is arranged in hole clipping 1113 less than card bead 1114, and card bead 1114 is exposed to termination
The width of sleeve 1111 outer wall exterior section.
As shown in Fig. 1 and Fig. 4 to Fig. 6, outer sleeve 1115 is sheathed on outside spring strut 1116, as preferably, and outer sleeve
The length of 1115 is less than the length of termination sleeve 1111.As it is further preferred that outer sleeve 1115 inwall is provided with annular card division
151, the plane at annular place, card division 151 is perpendicular to the axis direction of outer sleeve 1115, it addition, as shown in Figure 6, and annular card division
The thickness H of 151 is more than distance L between card bead 1114 and outer sleeve 1115 inwall in hole clipping 1113.As further preferred,
Annular card division 151 in outer sleeve 1115 is provided with chamfering or for arcwall face towards the edge of end cap 1112 side, as preferably
, in this embodiment of the present invention, the annular card division 151 in outer sleeve 1115 sets towards the edge of end cap 1112 side
Have chamfering, i.e. annular card division 151 in outer sleeve 1115 is provided with a slope towards the edge of end cap 1112 side.
A kind of venting of dust explosion securing member that the present invention provides, when for the connection of two boards material, first by screw rod precession first
In sheet material, fix with the first sheet material, and the part making screw rod 12 be not provided with screw thread is exposed to outside the first sheet material.Then such as Fig. 5 institute
Show, card bead 1114 be arranged in the hole clipping 1113 of termination sleeve 1111, spring strut 1116 is sheathed on outside termination sleeve 1111,
Outer sleeve 1115 is sheathed on outside spring strut 1116, the second sheet metal pack is located on screw rod 12, last as it is shown in figure 1, by venting of dust explosion
The termination sleeve 1111 of seat 111 is sheathed on screw rod 12 end, is positioned at outside the second sheet material, along the firmly pressing of screw rod 12 axis direction
End cap 1112, owing to the length of outer sleeve 1115 is less than the length of termination sleeve 1111, therefore, under pressure, overcoat
Cylinder 1115 and round table-like step 1117 extrusion spring cylinder 1116, spring strut 1116 forced compression, outer sleeve 1115 and screw rod simultaneously
12 is close to end cap 1112 direction, until the slope at card bead 1114 annularly edge, card division 151 slips over annular card division 151, position
When annular card division 151 opposite side, stopping force, in the process, the card bead 1114 in hole clipping 1113 is also simultaneously along screw rod 12
The lower arcuate surface of annular slot 121 slip in annular slot 121, now, venting of dust explosion bolt is in state as shown in Figure 1, makes
Quick-fried seat termination 111 is fastenedly connected with screw rod 12, thus connects fixing to the first sheet material and the second sheet material.And the wink occurred in blast
Between, being impacted by explosive forces, spring housing 1116 is flicked by blast impulse force vibration, makes venting of dust explosion seat 11 along bolt 12 axially and spiral shell
Bar 12 is rapidly separated, so that venting of dust explosion seat 11 comes off, reaches the purpose of rapid pressure release.
Embodiment 2:
As shown in Figure 8, a kind of venting of dust explosion securing member that the embodiment of the present invention 2 discloses is essentially identical with the structure in embodiment 1,
Including fastener body 1, fastener body 1 includes venting of dust explosion seat 11 and screw rod 12, and venting of dust explosion seat 11 is flexibly connected with screw rod 12.Venting of dust explosion
Seat 11 includes venting of dust explosion seat termination 111 and connects venting of dust explosion seat termination 111 and the venting of dust explosion bindiny mechanism 112 of screw rod 12.Venting of dust explosion seat termination
111 include termination sleeve 1111 and are positioned at the end cap 1112 of termination sleeve 1111 one end, as preferably, at this of the present invention
In embodiment, termination sleeve 1111 is a cylindrical tube, and end cap 1112 is connected to end, termination sleeve 1111 one end, termination
The cross section of cap 1112 is circular or polygon, does not limits, in this embodiment of the present invention, as a example by using circle
Illustrating, the side that end cap 1112 is not connected with termination sleeve 1111 includes the protuberance 1121 conveniently held, protuberance
The cross section of 1121 is circular or polygon, does not limits, and in this embodiment of the present invention, same uses the circle to be
Example illustrates, and as preferably, in this embodiment of the present invention, end cap 1112 is centrally located at termination sleeve 1111
Axis on.As shown in Figure 8, as it is further preferred that the side that end cap 1112 is connected with termination sleeve 1111 also includes
Having round table-like step 1117, round table-like step 1117 is less towards one end diameter of termination sleeve 1111, round table-like step 1117
It is centrally located on the axis of termination sleeve 1111.It addition, at this embodiment of the present invention, end cap 1112, round table-like
Rank 1117 and termination sleeve 1111 are an entirety.
As shown in Figure 8, termination sleeve 1111 is sheathed on outside screw rod 12 one end, and by venting of dust explosion bindiny mechanism 112 by screw rod
12 one end are fixed in termination sleeve 1111.
As shown in Figure 8, the external screw thread that is provided with in screw rod 12 one end, the external smooth surface of the other end, it is not provided with screw thread, as excellent
Choosing, the length being threaded part on screw rod 12 is longer than the length being not provided with threaded portion, and is threaded outside part
Footpath is more than the external diameter being not provided with screw thread.As shown in Figure 8, screw rod 12 is not provided with one section of screw thread and is connected with venting of dust explosion seat 11.As entering
One step is preferred, and screw rod 12 is not provided with one section of end of screw thread and offers annular slot 121, and annular slot 121 was along screw rod 12 weeks
To setting, and the plane at annular slot 121 place is perpendicular to the axis direction of screw rod 12, as further preferred, and annular
The cross section camber of draw-in groove 121.As shown in Figure 8, termination sleeve 1111 is sheathed on screw rod 12 and is provided with one end of annular slot 121
Outward, and make the annular slot 121 of screw rod 12 be located therein in cavity body.
As shown in Figure 8, in this embodiment of the present invention, venting of dust explosion bindiny mechanism 112 includes: termination sleeve 1111 one end
The annular slot 121 offered on the hole clipping 1113 offered, above-mentioned screw rod 12, card bead 1114, spring strut 1116 and outer sleeve 1115.
As shown in Figure 8, hole clipping 1113 is opened in termination sleeve 1111 and is not connected with the end, one end of end cap 1112, and hole clipping
1113 radially offer, through the outer wall of termination sleeve 1111 along termination sleeve 1111.The number of hole clipping 1113 is at least one, makees
For preferably, in this embodiment of side of the present invention, termination sleeve 1111 offers four hole clippings 1113, and four hole clippings
The plane at 1113 places is vertical with the axis of termination sleeve 1111, as it is further preferred that hole clipping 1113 is along termination sleeve
1111 circumferences circularize and are uniformly distributed, i.e. the line of two hole clippings 1113 at diagonal angle and the axes intersect of termination sleeve 1111.
As further preferred, the longitudinal section of hole clipping 1113 becomes " convex " shape, hole clipping 1113 cross section circular, and hole clipping
Less one end, 1113 apertures is positioned at inside termination sleeve 1111, is i.e. located close to the side of termination sleeve central cavity.
As shown in Figure 8, screw rod 12 offers one end of annular slot 121 and is located in termination sleeve 1111, and makes annular snap
Groove 121 is positioned at the corresponding position of hole clipping 1113 on termination sleeve 1111, and card bead 1114 is arranged in outside termination sleeve 1111
In the hole clipping 1113 of termination sleeve 1111 and the draw-in groove 121 of screw rod 12, it is achieved venting of dust explosion seat termination 111 and the connection of screw rod 12.
As shown in Figure 8, spring strut 1116 is sheathed on outside termination sleeve 1111, and as preferred, spring strut 1116 inner circumferential
After the distance of termination sleeve 1111 outer wall is arranged in hole clipping 1113 less than card bead 1114, card bead 1114 is exposed to termination sleeve
The width of 1111 outer wall exterior sections.
As shown in Figure 8, outer sleeve 1115 is sheathed on outside spring strut 1116, and as preferably, the length of outer sleeve 1115 is little
Length in termination sleeve 1111.As it is further preferred that outer sleeve 1115 inwall is provided with annular card division 151, annular card division
The plane at 151 places is perpendicular to the axis direction of outer sleeve 1115, it addition, the thickness of annular card division 151 is more than in hole clipping 1113
Distance between card bead 1114 and outer sleeve 1115 inwall.As further preferred, the annular card division 151 in outer sleeve 1115
Chamfering it is provided with or for arcwall face towards the edge of end cap 1112 side, as preferably, in this embodiment of the present invention,
Annular card division 151 in outer sleeve 1115 is arcwall face towards the edge of end cap 1112 side.
Described above illustrate and describes the preferred embodiments of the present invention, as previously mentioned, it should be understood that the present invention not office
Be limited to form disclosed herein, be not to be taken as the eliminating to other embodiments, and can be used for other combinations various, amendment and
Environment, and can be changed by above-mentioned teaching or the technology of association area or knowledge in invention contemplated scope described herein
Dynamic.And the change that those skilled in the art are carried out and change are without departing from the spirit and scope of the present invention, the most all should be appended by the present invention
In scope of the claims.
Claims (10)
1. a venting of dust explosion securing member, it is characterised in that include that fastener body (1), described fastener body (1) include venting of dust explosion seat
(11) and screw rod (12), described venting of dust explosion seat (11) is flexibly connected with described screw rod (12), and described venting of dust explosion seat (11) includes venting of dust explosion seat
Termination (111), described venting of dust explosion seat termination (111) includes termination sleeve (1111) and is positioned at sleeve (1111) one end, described termination
End cap (1112), described end cap (1112) and described termination sleeve (1111) are an entirety, described termination sleeve (1111)
It is sheathed on outside described screw rod (12) one end, and described screw rod (12) one end is fixed on described by venting of dust explosion bindiny mechanism (112)
In termination sleeve (1111).
A kind of venting of dust explosion securing member the most according to claim 1, it is characterised in that described venting of dust explosion bindiny mechanism (112) including:
Hole clipping (1113) that sleeve (1111) one end, described termination is offered and the annular slot (121) that described screw rod (12) one end is offered,
Described annular slot (121) is circumferentially disposed along described screw rod (12), and described venting of dust explosion bindiny mechanism (112) also includes card bead
(1114), described card bead (1114) is arranged in hole clipping (1113) and the draw-in groove of described screw rod (12) of described termination sleeve (1111)
(121) in, it is achieved described venting of dust explosion seat termination (111) and the connection of described screw rod (12).
A kind of venting of dust explosion securing member the most according to claim 2, it is characterised in that described hole clipping (1113) is along described termination point casing
Cylinder (1111) is radially offered, and the longitudinal section of described hole clipping (1113) becomes " convex " shape, and described hole clipping (1113) aperture less one
End is positioned at inner side, described termination sleeve (1111).
A kind of venting of dust explosion securing member the most according to claim 3, it is characterised in that include at least one described hole clipping
(1113)。
A kind of venting of dust explosion securing member the most according to claim 4, it is characterised in that include hole clipping described at least two
(1113), described hole clipping (1113) circularizes along described termination sleeve (1111) circumference and is uniformly distributed.
6. according to a kind of venting of dust explosion securing member described in claim 4 or 5, it is characterised in that described hole clipping (1113) aperture is bigger
The pore size at position is not less than the diameter of described card bead (1114), the aperture of smaller part position, described hole clipping (1113) aperture
Size is less than the diameter of described card bead (1114), and the degree of depth of described hole clipping (1113) is straight less than described card bead (1114)
Footpath.
A kind of venting of dust explosion securing member the most according to claim 6, it is characterised in that the cross section of described annular slot (121)
Camber.
A kind of venting of dust explosion securing member the most according to claim 7, it is characterised in that described venting of dust explosion bindiny mechanism (112) is also wrapped
Including outer sleeve (1115) and spring strut (1116), described spring strut (1116) is sheathed on described termination sleeve (1111) outward, described
Outer sleeve (1115) is sheathed on described spring strut (1116) outward, and described outer sleeve (1115) inwall is provided with annular card division (151), institute
State the thickness H of annular card division (151) more than between described hole clipping (1113) interior card bead (1114) and described outer sleeve (1115) inwall
Distance L.
A kind of venting of dust explosion securing member the most according to claim 8, it is characterised in that the annular snap in described outer sleeve (1115)
Portion (151) is provided with chamfering or for arcwall face towards the edge of described end cap (1112) side.
A kind of venting of dust explosion securing member the most according to claim 9, it is characterised in that described end cap (1112) and described end
The side that headgear cylinder (1111) connects is provided with round table-like step (1117), and described round table-like step (1117) is towards described outer sleeve
(1115) one end diameter is less.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776263.0A CN106122547B (en) | 2016-08-30 | 2016-08-30 | A kind of venting of dust explosion fastener |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610776263.0A CN106122547B (en) | 2016-08-30 | 2016-08-30 | A kind of venting of dust explosion fastener |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106122547A true CN106122547A (en) | 2016-11-16 |
| CN106122547B CN106122547B (en) | 2018-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610776263.0A Expired - Fee Related CN106122547B (en) | 2016-08-30 | 2016-08-30 | A kind of venting of dust explosion fastener |
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| CN (1) | CN106122547B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109022A1 (en) * | 2021-12-17 | 2023-06-22 | 阳光电源股份有限公司 | Pressure relief device and electrical equipment |
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| US4825893A (en) * | 1988-04-25 | 1989-05-02 | Tuthill Corporation | Socket assembly with fusible element |
| CN2455983Y (en) * | 2000-11-29 | 2001-10-24 | 浙江春晖集团公司 | Superhigh/low pressure cutoff valve for direct pull pressure regulator |
| CN1697945A (en) * | 2003-03-03 | 2005-11-16 | 株式会社富士金 | Safety valve |
| CN202251323U (en) * | 2011-09-13 | 2012-05-30 | 中国船舶重工集团公司第七○二研究所 | Hydraulic unlocking bolt |
| CN202580185U (en) * | 2012-05-09 | 2012-12-05 | 陈勇 | Novel pulling-cut valve |
| CN105422586A (en) * | 2015-12-03 | 2016-03-23 | 山西汾西重工有限责任公司 | Low-noise separation bolt |
| CN205978681U (en) * | 2016-08-30 | 2017-02-22 | 徐燕 | Let out and explode fastener |
-
2016
- 2016-08-30 CN CN201610776263.0A patent/CN106122547B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4825893A (en) * | 1988-04-25 | 1989-05-02 | Tuthill Corporation | Socket assembly with fusible element |
| CN2455983Y (en) * | 2000-11-29 | 2001-10-24 | 浙江春晖集团公司 | Superhigh/low pressure cutoff valve for direct pull pressure regulator |
| CN1697945A (en) * | 2003-03-03 | 2005-11-16 | 株式会社富士金 | Safety valve |
| CN202251323U (en) * | 2011-09-13 | 2012-05-30 | 中国船舶重工集团公司第七○二研究所 | Hydraulic unlocking bolt |
| CN202580185U (en) * | 2012-05-09 | 2012-12-05 | 陈勇 | Novel pulling-cut valve |
| CN105422586A (en) * | 2015-12-03 | 2016-03-23 | 山西汾西重工有限责任公司 | Low-noise separation bolt |
| CN205978681U (en) * | 2016-08-30 | 2017-02-22 | 徐燕 | Let out and explode fastener |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023109022A1 (en) * | 2021-12-17 | 2023-06-22 | 阳光电源股份有限公司 | Pressure relief device and electrical equipment |
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| Publication number | Publication date |
|---|---|
| CN106122547B (en) | 2018-08-17 |
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