CN206754591U - The adjustable rod sub-assembly and shock-resistant slant bar assembly of a kind of both ends screw thread - Google Patents
The adjustable rod sub-assembly and shock-resistant slant bar assembly of a kind of both ends screw thread Download PDFInfo
- Publication number
- CN206754591U CN206754591U CN201720342280.3U CN201720342280U CN206754591U CN 206754591 U CN206754591 U CN 206754591U CN 201720342280 U CN201720342280 U CN 201720342280U CN 206754591 U CN206754591 U CN 206754591U
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- hand thread
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- bar
- rod
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Abstract
The utility model discloses a kind of adjustable rod sub-assembly of both ends screw thread and shock-resistant slant bar assembly.The adjustable rod sub-assembly includes adjusting rod and the right-hand thread connection component and left and right screwed assembly that are connected respectively with the threaded one end of adjusting rod；The adjusting rod includes tubular body, right-hand thread flange nut and left-hand thread flange nut, right-hand thread connection component includes full right-hand thread bar and right-hand thread locking nut, left and right screwed assembly includes left and right threaded rod and left-hand thread locking nut, and left and right threaded rod includes right-hand thread portion, withdrawing groove portion and left-hand thread portion；Full right-hand thread bar is fixedly connected by right-hand thread locking nut with adjusting rod；Left and right threaded rod is fixedly connected by left-hand thread locking nut with adjusting rod, and the right-hand thread portion of left and right screwed assembly is fixedly connected by right-hand thread with outer threaded portions.Adjustable rod assembling unit structure of the present utility model is simple, is suitable for a variety of mounting locations, has excellent anti-seismic performance.
Description
Technical field
Building and seismic resistance field are the utility model is related to, more particularly to the seismic support for building electromechanical engineering facility
Universal component, relate more specifically to adjustable rod sub-assembly and shock-resistant slant bar assembly.
Background technology
In order to defend and earthquake disaster mitigation, people's life and property safety are protected, promotes the sustainable development of economic society
Exhibition,《People's Republic of China's protection against and mitigation of earthquake disasters method》Regulation：Protection against and mitigation of earthquake disasters work, effect prevention based on, defence be combined with relief
Policy；Designing unit should carry out Aseismic Design according to requirements for fortification against earthquake and engineering construction mandatory standard, and to antidetonation
The accuracy of the quality of design and the Shop Drawing Design Document IT Application provided is responsible for.
《Build electromechanical engineering earthquake resistant design code》Middle regulation seismic fortification intensity is the building in 6 degree and more than 6 degree areas
Electromechanical engineering (including water supply and drainage, heating, ventilation, air-conditioning, combustion gas, heating power, electric power, communication, fire-fighting etc.) must carry out antidetonation
Design.
At present, there are considerable part pipeline, air channel and cable testing bridge system in domestic industry, architectural engineering some do not have antidetonation
Facility.Although employing antidetonation suspension and support in some engineerings, many weak points are still suffered from, including：Modular construction compared with
Complexity, installation are inconvenient；The intensity of antidetonation suspension and support (or being antidetonation suspension bracket) some parts is relatively low；The structure of antidetonation suspension and support
It is unreasonable, cause anti-seismic performance unsatisfactory etc..
By taking adjustable rod sub-assembly as an example, the current general adjustable rod sub-assembly being connected with connector is often due to be connected
The activity of part causes junction to distort, therefore causes the mechanical strength at twist part or distortion relatively low, in addition the intensity of connecting portion
It is relatively low, it is difficult to reach gratifying anti seismic efficiency.
In summary, there is an urgent need to develop a kind of use simple in construction, easy for installation and with excellent shock resistance for this area
In the adjustable rod sub-assembly of antidetonation suspension bracket.
Utility model content
The purpose of this utility model is to provide a kind of adjustable rod combination simple in construction, easy for installation and anti seismic efficiency is good
Part.
Of the present utility model in a first aspect, the utility model provides a kind of adjustable rod sub-assembly of both ends screw thread.Institute
Stating sub-assembly includes adjusting rod, right-hand thread connection component and left and right screwed assembly；Right-hand thread connection component and left and right screw thread
Connection component is connected with the threaded one end of adjusting rod respectively；
The adjusting rod includes tubular body, right-hand thread flange nut and left-hand thread flange nut, the right-hand thread flange
Nut and the left-hand thread flange nut weld with the tubular body respectively, the right-hand thread flange nut and the left-hand thread method
The protuberance of blue nut is embedded in inside the adjusting rod, and the right-hand thread flange nut and the left-hand thread flange nut are equipped with
Internal thread；
The right-hand thread connection component includes full right-hand thread bar and right-hand thread locking nut, and the full right-hand thread bar is provided with the right side
Screw thread is revolved, the full right-hand thread bar first end is screwed into the protuberance of the right-hand thread flange nut and stretches into the adjusting rod
In tubular body, the full right-hand thread bar is fixedly connected by the right-hand thread locking nut with the adjusting rod；The complete right spiral shell
The second end of rasp bar is fixedly connected by screw thread with outer threaded portions；
The left and right screwed assembly includes left and right threaded rod and left-hand thread locking nut；The left and right threaded rod includes
Right-hand thread portion, withdrawing groove portion and left-hand thread portion, the right-hand thread portion, withdrawing groove portion and left-hand thread portion are integrally formed, the right side
Threaded portion is provided with right-handed thread, and the left-hand thread portion is provided with left hand thread；
The left-hand thread portion is screwed into the protuberance of the left-hand thread flange nut and stretched into adjusting rod tubular body, the left side
Right-hand thread bar is fixedly connected by the left-hand thread locking nut with the adjusting rod；The right-hand thread portion of left and right screwed assembly
It is fixedly connected by right-hand thread with outer threaded portions.
The tubular body both ends are respectively provided with one and spy on through hole, for observing the mesh degree of threaded connection, it is ensured that connection peace
It is complete reliable.The a diameter of d for spying on through hole1, d1Meet：2mm≤d1≤8mm。
The tubular body can be steel pipe.
In another preference, the tubular body is the smooth hollow cylinder component in surface.
In another preference, the tubular body is to be pressed into polygon with rounded corners in the middle part of hollow cylinder
Component, it is easy to spanner rotation adjusting lever.
The polygon is quadrangle or hexagon.
A diameter of d of the withdrawing groove portiono, the major diameter of thread of the left and right threaded rod is d, the spiral shell of the left and right threaded rod
Line pitch is p, and is met：do=d- (1.36~1.60) p.
The width of the withdrawing groove portion is L, and the thread pitch of the left and right threaded rod is p, the spiral shell of the left and right threaded rod
The minimum diameter (path of the screw thread of i.e. described left and right threaded rod) of line is dmin, and meet 2.5p≤L≤dmin。
The length in the right-hand thread portion meets the needs being fixedly connected with outer threaded portions, and the length in left-hand thread portion expires
The needs of the sufficient due regulated quantity of adjustable rod sub-assembly.
In second aspect of the present utility model, the utility model provides a kind of shock-resistant slant bar assembly, the antidetonation brace group
Part includes the adjustable rod sub-assembly (a) as described in the utility model first aspect, and (b) shock-resistant slant joint element for bar, described anti-
Shake brace connector is provided with bolt assembly, and the bolt assembly may connect to or be connected to the full right side of the adjustable rod sub-assembly
Threaded rod and/or left and right threaded rod.
It should be understood that in the scope of the utility model, above-mentioned each technical characteristic of the present utility model and below (such as implementation
Example) in specifically describe each technical characteristic between can be combined with each other, so as to form new or preferable technical scheme.It is limited to
Length, no longer tire out one by one state herein.
Brief description of the drawings
Fig. 1 is the front view of the embodiment of the utility model adjustable rod sub-assembly one；
Fig. 2 is the top view of Fig. 1 adjustable rod sub-assembly；
Fig. 3 is the part explosive view of Fig. 1 adjustable rod sub-assembly；
Fig. 4 is the cutting enlarged drawing of adjusting rod at A in Fig. 1；
Fig. 5 is the cutting front view of right-hand thread flange nut of the present utility model；
Fig. 6 is the structural representation of left and right threaded rod of the present utility model；
Fig. 7 is the structural representation of full right-hand thread bar of the present utility model；
Fig. 8 is the front view of another embodiment of the utility model adjustable rod sub-assembly；
Fig. 9 is the top view of the adjustable rod sub-assembly shown in Fig. 8；
Figure 10 is the sectional view at the adjusting rod B-B shown in Fig. 8；
Figure 11 is shock-resistant slant bar assembly of the present utility model and a kind of typical connection diagram of adjustable rod sub-assembly.
Each mark is as follows in accompanying drawing：
1- adjusting rods；2- right-hand thread connection components；3- or so screwed assemblies；4- tubular bodies；5- right-hand thread flange spiral shells
It is female；6- left-hand thread flange nuts；The full right-hand thread bars of 7-；8- right-hand thread locking nuts；9- or so threaded rods；10- left-hand threads are locked
Nut；11- right-hand threads portion；12- withdrawing groove portions；13- left-hand threads portion；14- spies on through hole；
The adjustable rod sub-assembly of G001- both ends screw thread；C002- shock-resistant slant joint element for bar；S001- bolt assemblies；C800-U
Type boatswain chair；C901- suspension brackets.
Embodiment
The present inventor, by largely screening and optimizing, it is new to develop a nested structure first by in-depth study extensively
The part and component of antidetonation suspension bracket clever, suitable for building electromechanical engineering facility and every profession and trade process pipe, and using institute
State the antidetonation hanger structure of part and/or component.Part and/or component of the present utility model for antidetonation suspension bracket includes structure
Unique connector, Liang Jia, pipe clamp, adjustable rod sub-assembly etc..By the part of the present utility model for antidetonation suspension bracket and/or
Component, can be easily assembled into shock strength significantly improve, light structure, safe and reliable all kinds of antidetonation suspension brackets.In this base
The utility model is completed on plinth.
Specifically, so that it may which for adjusting bar sub-assembly, adjustable rod sub-assembly of the present utility model includes (but being not limited to)：Two
Hold the adjustable rod sub-assembly of screw thread, the adjustable rod sub-assembly of both ends pin-and-hole, adjustable rod sub-assembly, the threaded one end one of both ends bearing pin
Hold the adjustable rod sub-assembly of pin-and-hole, the adjustable rod sub-assembly of threaded one end one end bearing pin, the adjustable rod of one end bearing pin one end pin-and-hole
Sub-assembly etc..
Term
As used herein, term " left-hand thread " is used interchangeably with " left hand thread ", refers to the spiral shell screwed in during rotate counterclockwise
Line；
As used herein, term " right-hand thread " is used interchangeably with " right-handed thread ", refers to the spiral shell screwed in when turning clockwise
Line.
Major advantage of the present utility model includes：
(a) adjustable rod sub-assembly of the present utility model, it is simple in construction, it is easy for installation,
(b) adjustable rod sub-assembly of the present utility model than the rod member conventionally used for antidetonation diagonal brace not only intensity improve 30% with
On, and production cost is low；
(c) adjustable rod sub-assembly of the present utility model, can be applied to as a kind of basic universal component of antidetonation suspension and support
The anti-seismic structure of the pipeline of a variety of industry and building, air channel and cable testing bridge.
Adjustable rod sub-assembly
A kind of adjustable rod sub-assembly of both ends screw thread, including adjusting rod, right-hand thread connection component and left and right threaded connection group
Part；Right-hand thread connection component and left and right screwed assembly are connected with the threaded one end of adjusting rod respectively；The adjusting rod includes
Tubular body, right-hand thread flange nut and left-hand thread flange nut, the right-hand thread flange nut and the left-hand thread flange spiral shell
Mother stock does not weld with the tubular body, described in the protuberance insertion of the right-hand thread flange nut and the left-hand thread flange nut
Inside adjusting rod, the right-hand thread flange nut and the left-hand thread flange nut are equipped with internal thread；The right-hand thread connection
Component includes full right-hand thread bar and right-hand thread locking nut, and the full right-hand thread bar is provided with right-handed thread, the full right-hand thread bar
First end is screwed into the protuberance of the right-hand thread flange nut and stretched into the tubular body of the adjusting rod, the full right-hand thread
Bar is fixedly connected by the right-hand thread locking nut with the adjusting rod；The second end of the full right-hand thread bar passes through screw thread
It is fixedly connected with outer threaded portions；The left and right screwed assembly includes left and right threaded rod and left-hand thread locking nut；Institute
Stating left and right threaded rod includes right-hand thread portion, withdrawing groove portion and left-hand thread portion, the right-hand thread portion, withdrawing groove portion and left-hand thread portion
It is integrally formed, the right-hand thread portion is provided with right-handed thread, and the left-hand thread portion is provided with left hand thread；The left-hand thread portion is screwed into institute
State the protuberance of left-hand thread flange nut and stretch into adjusting rod tubular body, the left and right threaded rod is locked by the left-hand thread
Nut is fixedly connected with the adjusting rod；The right-hand thread portion of left and right screwed assembly is consolidated by right-hand thread and outer threaded portions
Fixed connection.
The hand of spiral at the adjustable rod both ends is opposite.That is, in another preference, the adjustable rod combination of the both ends screw thread
Part includes adjusting rod, and the left-hand thread connection component and left and right threaded connection group being connected respectively with the threaded one end of adjusting rod
Part.The adjusting rod includes tubular body and respectively the left-hand thread flange nut and right-hand thread method with tubular body welding
The protuberance of blue nut, the right-hand thread flange nut and the left-hand thread flange nut is embedded in inside the adjusting rod, described
Right-hand thread flange nut and the left-hand thread flange nut are equipped with internal thread.The left-hand thread connection component is included provided with left-handed
Full the left-hand thread bar and left-hand thread locking nut of screw thread, the full left-hand thread bar first end are screwed into the left-hand thread flange nut
Protuberance and stretch into the tubular body of the adjusting rod, the full left-hand thread bar by the left-hand thread locking nut with it is described
Adjusting rod is fixedly connected；The second end of the full left-hand thread bar is fixedly connected by screw thread with outer threaded portions.The left side
Right-hand thread connection component includes left and right threaded rod and right-hand thread locking nut；The left and right threaded rod includes integrally formed left spiral shell
Line portion, withdrawing groove portion and right-hand thread portion, the left-hand thread portion are provided with left hand thread, and the right-hand thread portion is provided with right-handed thread；Institute
State right-hand thread portion to be screwed into the protuberance of the right-hand thread flange nut and stretch into adjusting rod tubular body, the left and right threaded rod leads to
The right-hand thread locking nut is crossed to be fixedly connected with the adjusting rod；The left-hand thread portion of left and right screwed assembly passes through left-hand thread
It is fixedly connected with outer threaded portions.
The tubular body is the smooth hollow cylinder component in surface or is pressed into band in the middle part of hollow cylinder
The component of the polygon of fillet, it is easy to spanner rotation adjusting lever.The polygon is quadrangle or hexagon；Preferably four sides
Shape.The tubular body both ends are respectively provided with one and spy on through hole, for observing the mesh degree of threaded connection, it is ensured that connection is safe and reliable.
The a diameter of d for spying on through hole1, d1Meet：2mm≤d1≤8mm。
A diameter of d of the withdrawing groove portiono, the major diameter of thread of the left and right threaded rod is d, the spiral shell of the left and right threaded rod
It is p that line pitch is (invisible in diagram), and the width of the withdrawing groove portion is L, the minimum diameter of the screw thread of the left and right threaded rod
(path of the screw thread of i.e. described left and right threaded rod) is dmin, and meet：do=d- (1.36~1.60) p；2.5p≤L≤dmin。
The length in the right-hand thread portion meets the needs being fixedly connected with outer threaded portions, and the length in left-hand thread portion expires
The needs of the sufficient due regulated quantity of adjustable rod sub-assembly.
Shock-resistant slant bar assembly
A kind of shock-resistant slant bar assembly, including (a) adjustable rod sub-assembly as described above, and (b) shock-resistant slant joint element for bar,
The shock-resistant slant joint element for bar is provided with bolt assembly, and the bolt assembly may connect to or be connected to the adjustable rod sub-assembly
Full right-hand thread bar and/or left and right threaded rod.Wherein, the adjustable rod sub-assembly can make tension member to be compression rod.It is anti-
Shake brace component can be connected with the connector located at top of building, side, can also be connected with the suspension bracket of pipeline, pipe clamp etc..
With reference to specific embodiment, the utility model is expanded on further.It should be understood that these embodiments are merely to illustrate this
Utility model rather than limitation the scope of the utility model.The experimental method of unreceipted actual conditions in the following example, lead to
Often according to normal condition, or according to the condition proposed by manufacturer.Unless otherwise indicated, otherwise percentage and number are weight
Percentage and parts by weight.
It should be noted that in the claim and specification of this patent, such as first and second or the like relation
Term is used merely to make a distinction an entity or operation with another entity or operation, and not necessarily requires or imply
Any this actual relation or order be present between these entities or operation.Moreover, term " comprising ", "comprising" or its
Any other variant is intended to including for nonexcludability so that process, method, article including a series of elements or
Equipment not only includes those key elements, but also the other element including being not expressly set out, or also include for this process,
Method, article or the intrinsic key element of equipment.In the absence of more restrictions, wanted by what sentence " including one " limited
Element, it is not excluded that other identical element in the process including the key element, method, article or equipment also be present.
Embodiment 1
As shown in Fig. 1 to Fig. 7, a kind of typical adjustable rod sub-assembly and its component of the present utility model.The sub-assembly bag
Include adjusting rod 1, right-hand thread connection component 2 and left and right screwed assembly 3；Right-hand thread connection component 2 and left and right threaded connection group
Threaded one end of the part 3 respectively with adjusting rod 1 is connected.Adjusting rod 1 includes tubular body 4, right-hand thread flange nut 5 and left-hand thread method
Blue nut 6, right-hand thread flange nut 5 and left-hand thread flange nut 6 weld with tubular body 4 respectively, right-hand thread flange nut 5 and a left side
Inside the protuberance insertion adjusting rod 1 of screwed flange nut 6, in right-hand thread flange nut 5 and left-hand thread flange nut 6 are equipped with
Screw thread, as shown in Figure 5.
Right-hand thread connection component 2 includes full right-hand thread bar 7 and right-hand thread locking nut 8, and full right-hand thread bar 7 is provided with dextrorotation spiral shell
Line, the first end of full right-hand thread bar 7 are screwed into the protuberance of right-hand thread flange nut 5 and stretched into the tubular body 4 of adjusting rod 1,
Full right-hand thread bar 7 is fixedly connected by right-hand thread locking nut 8 with adjusting rod 1；The second end of full right-hand thread bar 7 passes through screw thread
It is fixedly connected with outer threaded portions.
Left and right screwed assembly 3 includes left and right threaded rod 9 and left-hand thread locking nut 10；Left and right threaded rod 9 includes the right side
Threaded portion 11, withdrawing groove portion 12 and left-hand thread portion 13, the right-hand thread portion 11, withdrawing groove portion 12 and the one of left-hand thread portion 13 into
Type, right-hand thread portion 11 are provided with right-handed thread, and left-hand thread portion 13 is provided with left hand thread；Wherein, left-hand thread portion 13 is screwed into left-hand thread method
The protuberance of blue nut 6 and stretch into the tubular body 4 of adjusting rod 1, left and right threaded rod 9 pass through left-hand thread locking nut 10 with regulation
Bar 1 is fixedly connected；The right-hand thread portion 11 of left and right screwed assembly 3 is fixedly connected by right-hand thread with outer threaded portions.
Tubular body 4 is the smooth cylindrical member in surface.The both ends of tubular body 4 are respectively provided with one and spy on through hole 14, spy on through hole
14 a diameter of 4mm.The length in the left-hand thread portion 13 of the left and right threaded rod 9 is more than the length in right-hand thread portion 11.Withdrawing groove portion 12
A diameter of doFor 14mm.
Embodiment 2
As shown in Fig. 5 to Figure 10, another embodiment of adjustable rod sub-assembly and its component of the present utility model.The sub-assembly
Including adjusting rod 1, right-hand thread connection component 2 and left and right screwed assembly 3；Right-hand thread connection component 2 and left and right are threadedly coupled
Threaded one end of the component 3 respectively with adjusting rod 1 is connected.Adjusting rod 1 includes tubular body 4, right-hand thread flange nut 5 and left-hand thread
Flange nut 6, right-hand thread flange nut 5 and left-hand thread flange nut 6 weld with tubular body 4 respectively, the He of right-hand thread flange nut 5
Inside the protuberance insertion adjusting rod 1 of left-hand thread flange nut 6, right-hand thread flange nut 5 and left-hand thread flange nut 6 are equipped with
Internal thread.
Right-hand thread connection component 2 includes full right-hand thread bar 7 and right-hand thread locking nut 8, and full right-hand thread bar 7 is provided with dextrorotation spiral shell
Line, the first end of full right-hand thread bar 7 are screwed into the protuberance of right-hand thread flange nut 5 and stretched into the tubular body 4 of adjusting rod 1,
Full right-hand thread bar 7 is fixedly connected by right-hand thread locking nut 8 with adjusting rod 1；The second end of full right-hand thread bar 7 passes through screw thread
It is fixedly connected with outer threaded portions.
Left and right screwed assembly 3 includes left and right threaded rod 9 and left-hand thread locking nut 10；Left and right threaded rod 9 includes the right side
Threaded portion 11, withdrawing groove portion 12 and left-hand thread portion 13, the right-hand thread portion 11, withdrawing groove portion 12 and the one of left-hand thread portion 13 into
Type, right-hand thread portion 11 are provided with right-handed thread, and left-hand thread portion 13 is provided with left hand thread；Wherein, left-hand thread portion 13 is screwed into left-hand thread method
The protuberance of blue nut 6 and stretch into the tubular body 4 of adjusting rod 1, left and right threaded rod 9 pass through left-hand thread locking nut 10 with regulation
Bar 1 is fixedly connected；The right-hand thread portion 11 of left and right screwed assembly 3 is fixedly connected by right-hand thread with outer threaded portions.
Tubular body 4 is to be pressed into the component of polygon with rounded corners in the middle part of hollow cylinder.The section of tubular body 4
Figure is as shown in Figure 10, and in the present embodiment, the tubular body is pressed into quadrangle with rounded corners for the middle part of hollow cylinder
Component.The both ends of tubular body 4 are respectively provided with one and spy on through hole 14, spy on a diameter of 4mm of through hole 14.The left spiral shell of the left and right threaded rod 9
The length in line portion 13 is more than the length in right-hand thread portion 11.A diameter of d of withdrawing groove portion 12oFor 14mm.
Embodiment 3
As shown in figure 11, a kind of typical shock-resistant slant bar assembly of the present utility model.The shock-resistant slant bar assembly includes both ends
The adjustable rod sub-assembly G001 and shock-resistant slant joint element for bar C002 of screw thread, shock-resistant slant joint element for bar C002 are provided with bolt assembly
S001, bolt assembly S001 are connected with adjustable rod sub-assembly G001 full right-hand thread bar and left and right threaded rod respectively.The antidetonation
Brace component one end and the U-shaped boatswain chair C800 connections of top of building, the suspension bracket C901 connections of the other end and pipeline.
Adjustable rod assembling unit structure of the present utility model is simple, is suitable for a variety of mounting locations, has excellent shock resistance
Energy.
Adjustable rod sub-assembly of the present utility model is fixedly connected with the shock-resistant slant joint element for bar provided with bolt assembly, and composition is anti-
Shake brace component, it is light structure, safe and reliable, it can be applied in polytype antidetonation suspension bracket.
All it is incorporated as referring in this application in all documents that the utility model refers to, just as each document quilt
It is individually recited as with reference to such.In addition, it is to be understood that after above-mentioned instruction content of the present utility model has been read, this area skill
Art personnel can make various changes or modifications to the utility model, and these equivalent form of values equally fall within the application appended claims
Book limited range.
Claims (10)
1. a kind of adjustable rod sub-assembly of both ends screw thread, it is characterised in that the sub-assembly includes adjusting rod, right-hand thread connection group
Part and left and right screwed assembly；The threaded one end of right-hand thread connection component and left and right screwed assembly respectively with adjusting rod connects
Connect；
The adjusting rod includes tubular body, right-hand thread flange nut and left-hand thread flange nut, the right-hand thread flange nut
Welded respectively with the tubular body with the left-hand thread flange nut, the right-hand thread flange nut and the left-hand thread flange spiral shell
Female protuberance is embedded in inside the adjusting rod, and the right-hand thread flange nut and the left-hand thread flange nut are equipped with interior spiral shell
Line；
The right-hand thread connection component includes full right-hand thread bar and right-hand thread locking nut, and the full right-hand thread bar is provided with dextrorotation spiral shell
Line, the full right-hand thread bar first end are screwed into the protuberance of the right-hand thread flange nut and stretch into the tubulose of the adjusting rod
In vivo, the full right-hand thread bar is fixedly connected by the right-hand thread locking nut with the adjusting rod；The full right-hand thread bar
Second end be fixedly connected by screw thread with outer threaded portions；
The left and right screwed assembly includes left and right threaded rod and left-hand thread locking nut；The left and right threaded rod includes right spiral shell
Line portion, withdrawing groove portion and left-hand thread portion, the right-hand thread portion, withdrawing groove portion and left-hand thread portion are integrally formed, the right-hand thread
Portion is provided with right-handed thread, and the left-hand thread portion is provided with left hand thread；
The left-hand thread portion is screwed into the protuberance of the left-hand thread flange nut and stretched into adjusting rod tubular body, the left and right spiral shell
Rasp bar is fixedly connected by the left-hand thread locking nut with the adjusting rod；The right-hand thread portion of left and right screwed assembly passes through
Right-hand thread is fixedly connected with outer threaded portions.
2. sub-assembly as claimed in claim 1, it is characterised in that the tubular body both ends are respectively provided with one and spy on through hole.
3. sub-assembly as claimed in claim 1, it is characterised in that described tubular body is the smooth hollow cylinder structure in surface
Part.
4. sub-assembly as claimed in claim 1, it is characterised in that described tubular body is in the middle part of hollow cylinder pressure
The component of polygon with rounded corners is made.
5. sub-assembly as claimed in claim 4, it is characterised in that the polygon is quadrangle or hexagon.
6. sub-assembly as claimed in claim 1, it is characterised in that a diameter of d of the withdrawing groove portiono, the left and right threaded rod
Major diameter of thread be d, the thread pitch of the left and right threaded rod is dp, and meet：do=d- (1.36~1.60) dp。
7. sub-assembly as claimed in claim 1, it is characterised in that the width of the withdrawing groove portion is L, the left and right threaded rod
Thread pitch be p, the minimum diameter of the screw thread of the left and right threaded rod is dmin, and meet 2.5p≤L≤dmin。
8. sub-assembly as claimed in claim 1, it is characterised in that the length in the right-hand thread portion meets and outer threaded portions
The needs being fixedly connected, and the length in left-hand thread portion meets the needs of the due regulated quantity of adjustable rod sub-assembly.
9. sub-assembly as claimed in claim 2, it is characterised in that a diameter of d for spying on through hole1, d1Meet：2mm≤d1
≤8mm。
10. a kind of shock-resistant slant bar assembly, it is characterised in that the shock-resistant slant bar assembly includes any in (a) such as claim 1-9
Described adjustable rod sub-assembly, and (b) shock-resistant slant joint element for bar, the shock-resistant slant joint element for bar is provided with bolt assembly, described
Bolt assembly may connect to or be connected to full the right-hand thread bar and/or left and right threaded rod of the adjustable rod sub-assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720342280.3U CN206754591U (en) | 2017-04-01 | 2017-04-01 | The adjustable rod sub-assembly and shock-resistant slant bar assembly of a kind of both ends screw thread |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720342280.3U CN206754591U (en) | 2017-04-01 | 2017-04-01 | The adjustable rod sub-assembly and shock-resistant slant bar assembly of a kind of both ends screw thread |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206754591U true CN206754591U (en) | 2017-12-15 |
Family
ID=60611485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720342280.3U Expired - Fee Related CN206754591U (en) | 2017-04-01 | 2017-04-01 | The adjustable rod sub-assembly and shock-resistant slant bar assembly of a kind of both ends screw thread |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206754591U (en) |
-
2017
- 2017-04-01 CN CN201720342280.3U patent/CN206754591U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171215 |