CN206874720U - Spring assembly and banister - Google Patents
Spring assembly and banister Download PDFInfo
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- CN206874720U CN206874720U CN201720571276.4U CN201720571276U CN206874720U CN 206874720 U CN206874720 U CN 206874720U CN 201720571276 U CN201720571276 U CN 201720571276U CN 206874720 U CN206874720 U CN 206874720U
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- spring
- sleeve pipe
- protection sleeve
- expansion link
- compression spring
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Abstract
A kind of banister the utility model discloses spring assembly and comprising the spring assembly；The spring assembly includes spring mechanism and hollow spring protection sleeve pipe, spring mechanism are set in spring protection sleeve pipe；Spring mechanism includes compression spring and expansion link, and compression spring is set with and is limited on expansion link；Second end of expansion link and compression spring are limited in spring protection sleeve pipe, and the first end of the relative spring protection sleeve pipe of first end energy of expansion link is stretched；Spring assembly also includes being used for the first elastic adjusting mechanism that the elastic force of compression spring is adjusted；First elastic adjusting mechanism is at the first end of spring protection sleeve pipe；Or first elastic adjusting mechanism located at spring protection sleeve pipe the second end at.Spring assembly of the present utility model and the banister comprising the spring assembly, not only can make compression spring avoid scraping and collide, prevent compression spring to be broken, but also can be according to the active force using the compression spring needed in flexible modulation spring assembly.
Description
Technical field
It the utility model is related to machinery equipment field, and in particular to a kind of spring assembly and the road comprising the spring assembly
Lock.
Background technology
At present, banister spring of the prior art generally uses extension spring, and each spring is pacified as individual components
It is attached in banister control cabinet.The major function of banister spring is：When banister spring is stretched, banister is gradually reduced, last real
Now close；When spring-return original position, banister is gradually increasing, and is finally realized and is opened.
Banister spring of the prior art, its both ends are mounted directly in banister control cabinet, now, banister bullet
Spring body does not use any safeguard procedures, the hollow no any support of banister spring body.Therefore, in use, banister
Between spring body, unexpected scraping and/or collision are easily produced in banister spring body and control cabinet between miscellaneous part；This
Sample can reduce the service life of spring；And easily make spring breakage, cause banister to plunk down, injure vehicles or pedestrians by a crashing object；
Further, since banister spring itself produces error or deviation is operated in installation process, spring is being installed to
After in lock control cabinet, difference is obvious sometimes for the active force between different spring individuals, so can cause banister in use
It is unstable, harmony is poor, and influence spring service life.
Utility model content
The purpose of this utility model is to provide a kind of spring assembly and the banister comprising the spring assembly, and it can not only make
Compression spring is avoided scraping and collided, and prevents compression spring to be broken, but also flexible modulation spring can be needed to fill according to use
The active force of compression spring in putting.
To achieve the above object, a kind of spring assembly provided by the utility model, including spring mechanism and hollow bullet
Spring protection sleeve pipe, the spring mechanism are set in the spring protection sleeve pipe；
The spring mechanism includes compression spring and expansion link, and the compression spring is set with and is limited in the expansion link
On；
The spring protection sleeve pipe includes both ends, is divided into first end and the second end；The expansion link includes both ends, is divided into
One end and the second end；
Second end of the expansion link and compression spring are limited in the spring protection sleeve pipe, and the of the expansion link
One end can the first end of relatively described spring protection sleeve pipe stretched；
The spring assembly also includes being used for the first elastic adjusting mechanism that the elastic force of the compression spring is adjusted；
First elastic adjusting mechanism is at the first end of the spring protection sleeve pipe；Or
First elastic adjusting mechanism is at the second end of the spring protection sleeve pipe.
In above-mentioned spring assembly, the spring assembly also include being used for the elastic force of the compression spring is adjusted the
Two elastic adjusting mechanisms；
When first elastic adjusting mechanism is at the first end of the spring protection sleeve pipe, second elastic force is adjusted
Mechanism is saved at the second end of the spring protection sleeve pipe；
When first elastic adjusting mechanism is at the second end of the spring protection sleeve pipe, second elastic force is adjusted
Mechanism is saved at the first end of the spring protection sleeve pipe.
In above-mentioned spring assembly, the outer surface of the first end of the expansion link be provided with first elastic adjusting mechanism or
Second elastic adjusting mechanism cooperates, the gauge table of elastic force for measuring the compression spring.
In above-mentioned spring assembly, first elastic adjusting mechanism include the first locking member, can relatively described spring protection
Sleeve pipe carries out stretching motion and after exercise by the first regulating part of the first locking member locking；
First regulating part includes both ends, is divided into first end and the second end；The first end top pressure of first regulating part
The compression spring, the second end of first regulating part are located at outside the spring protection sleeve pipe.
In above-mentioned spring assembly, first locking member is the first nut, and first locking member is protected located at the spring
In protecting pipe；First regulating part is the first screw to match with the screw thread of first nut.
In above-mentioned spring assembly, second elastic adjusting mechanism include the second locking member, can relatively described spring protection
Sleeve pipe carries out stretching motion and after exercise by the second regulating part of the second locking member locking；
Second regulating part includes both ends, is divided into first end and the second end；The first end top pressure of second regulating part
The compression spring, the second end of second regulating part are located at outside the spring protection sleeve pipe.
In above-mentioned spring assembly, second locking member is the second nut, and second locking member is protected located at the spring
In protecting pipe；Second regulating part is the second screw to match with the screw thread of second nut.
In above-mentioned spring assembly, the spring mechanism also includes ball base, and the ball base is set on the expansion link
And it is limited in the spring protection sleeve pipe；
The outside dimension of the compression spring is more than or equal to the internal diameter size of the ball base, and the compression spring is interior
Footpath size is less than or equal to the outside dimension of the ball base；
The number of the compression spring is two, is divided into the first compression spring and the second compression spring；
Second compression spring and the first compression spring are inserted in the expansion link from the first end of the expansion link successively；
The quantity of the ball base is two, is divided into the first ball base and the second ball base；
Second ball base is limited between the end at the second end of the expansion link and second compression spring, institute
State the first ball base be limited in the expansion link first end end and first compression spring between；
The spring mechanism also includes anti-beat sheath, and the anti-beat sheath is set on the expansion link and is located at institute
State between the second compression spring and the first compression spring.
In above-mentioned spring assembly, the spring mechanism also includes adjusting screw rod, and the adjusting screw rod includes both ends, is divided into
One end and the second end；The first end of the adjusting screw rod is located at the outside of the spring protection sleeve pipe, and the of the adjusting screw rod
Two ends are connected with the end of the first end of the expansion link；
The expansion link is hollow, and the end of the first end of the expansion link is provided with the second end for connecting the adjusting screw rod
First connecting portion；The first connecting portion is in truncated cone-shaped, and the size of first connecting portion described in truncated cone-shaped is by the of the expansion link
Two ends are gradually reduced to the direction of first end；
The end at the second end of the adjusting screw rod also is provided with the second connecting portion to match with the first connecting portion, institute
It is also in truncated cone-shaped to state second connecting portion；
The first end of the adjusting screw rod enters from the second end of the hollow expansion link, and from the of the expansion link
The end of one end passes, and the second connecting portion is limited in the inside of the first connecting portion；
The spring assembly also includes fixed component, and the fixed component includes fixed hook and hook base；The fixation
Hook is fixedly mounted on one end of the hook base, and the other end of the hook base is fixedly installed in the spring protection sleeve pipe
The second end end.
In order to solve identical technical problem, the utility model additionally provides a kind of banister, and it includes any of the above-described technology
The spring assembly of scheme.
A kind of spring assembly that above-mentioned technical proposal is provided and the banister comprising the spring assembly, spring assembly is due to setting
There is spring protection sleeve pipe, every compression spring can be made to be in the separate space of opposing seal, so as to avoid compression spring sheet
Scrape and/or collide between body, prevent compression spring to be broken, so as to improve the service life of spring assembly；Again due to the spring
Device replaces extension spring of the prior art using compression spring, and to determine that it has longer for the working characteristics of compression spring
Service life and do not allow easy fracture, so, compression spring further extends the service life of the spring assembly；
It is additionally, since compression spring suit and is limited on expansion link, and the second end of expansion link and compression spring limit
In spring protection sleeve pipe, so, even if compression spring fracture is remained on and can be set on expansion link, and now, expansion link
The second end remain on and be limited in spring protection sleeve pipe, i.e. spring assembly will not lose completely because compression spring is broken
Stretch function；Therefore, in the presence of spring protection sleeve pipe and expansion link cooperate, the spring assembly can be avoided due to pressure
Contracting spring breakage and cause the banister comprising the spring assembly to pound suddenly, and cause potential safety hazard；
At the same time, due to being also provided with the first elastic adjusting mechanism on spring assembly, can according to using need and
Compression spring in flexible modulation spring assembly, thus it is possible to prevente effectively from because different spring individual active forces differ greatly
And influence the working condition of banister and the service life of compression spring.
Brief description of the drawings
Fig. 1 is the structural representation one of spring assembly of the present utility model；
Fig. 2 is the structural representation two of spring assembly of the present utility model；
Fig. 3 is the sectional view of the spring protection sleeve pipe of spring assembly of the present utility model.
Wherein, 1, spring protection sleeve pipe；11st, the first end of spring protection sleeve pipe；111st, first annular end face；12nd, spring
Second end of protection sleeve pipe；121st, the second annular end face；2nd, expansion link；21st, the first end of expansion link；22nd, the second of expansion link
End；24th, first connecting portion；31st, the first locking member；32nd, the first regulating part；41st, the second locking member；42nd, the second regulating part；51、
First compression spring；52nd, the second compression spring；61st, the first ball base；62nd, the second ball base；7th, anti-beat sheath；8th, adjust
Screw rod；81st, the first end of adjusting screw rod；9th, gauge table；10th, hook base.
Embodiment
With reference to the accompanying drawings and examples, specific embodiment of the present utility model is described in further detail.Below
Embodiment is used to illustrate the utility model, but is not limited to the scope of the utility model.
For convenience of description, Figure of description of the present utility model provide only embodiment and be set for the first elastic adjusting mechanism
Structural representation at the first end of spring protection sleeve pipe, referring specifically to Fig. 1 and Fig. 2.
With reference to shown in Fig. 1 to Fig. 3, a kind of spring assembly provided by the utility model and the road comprising the spring assembly
Lock；The spring assembly includes spring mechanism and hollow spring protection sleeve pipe 1, spring mechanism are set in spring protection sleeve pipe 1；
Spring mechanism includes compression spring and expansion link 2, and compression spring is set with and is limited on expansion link 2；
Spring protection sleeve pipe 1 includes both ends, is divided into first end and the second end；Expansion link 2 includes both ends, be divided into first end and
Second end；
Second end 22 of expansion link and compression spring are limited in spring protection sleeve pipe 1, the energy of first end 21 of expansion link
First end 11 with respect to spring protection sleeve pipe is stretched；
Spring assembly also includes being used for the first elastic adjusting mechanism that the elastic force of compression spring is adjusted；
First elastic adjusting mechanism is at the first end of spring protection sleeve pipe；Or first elastic adjusting mechanism be located at
At second end of spring protection sleeve pipe；Spring assembly is due to that provided with spring protection sleeve pipe 1, can make every compression spring be in phase
To in the separate space of sealing, so as to avoid scraping and collide between compression spring body, preventing compression spring to be broken, so as to carry
The service life of high spring assembly；Again because the spring assembly using compression spring replaces extension spring of the prior art, and
The working characteristics of compression spring determines that it has longer service life and does not allow easy fracture, so, compression spring is further prolonged
The service life of the spring assembly is grown；
It is additionally, since compression spring suit and is limited on expansion link 2, and the second end 22 of expansion link and compression spring are equal
It is limited in spring protection sleeve pipe 1, so, it can be set on expansion link 2 even if compression spring fracture remains on, and now, stretch
Second end 22 of contracting bar, which remains on, to be limited in spring protection sleeve pipe 1, i.e. spring assembly will not be complete because compression spring is broken
Lose stretch function entirely；Therefore, in the presence of spring protection sleeve pipe 1 and expansion link 2 cooperate, the spring assembly can be kept away
Exempt from due to compression spring fracture and caused by potential safety hazard；
At the same time, due to being also provided with the first elastic adjusting mechanism on spring assembly, can according to using need and
Compression spring in flexible modulation spring assembly, thus it is possible to prevente effectively from because different spring individual active forces differ greatly
And influence the working condition of banister and the service life of compression spring.
Preferably, spring assembly also includes being used for the second elastic adjusting mechanism that the elastic force of compression spring is adjusted；
When the first elastic adjusting mechanism is at the first end of spring protection sleeve pipe, the second elastic adjusting mechanism is located at bullet
At second end of spring protection sleeve pipe；
When the first elastic adjusting mechanism is at the second end of spring protection sleeve pipe, the second elastic adjusting mechanism is located at bullet
At the first end of spring protection sleeve pipe；
Wherein, elastic force fine adjustment machine can be used as by being arranged on the elastic adjusting mechanism at the second end of spring protection sleeve pipe
Structure, the main function of the elastic adjusting mechanism are：By the elastic force of fine adjustment compression spring, make between different spring individuals just
Beginning elastic force reaches unanimity, so as to ensure banister (it is of course also possible to for other any suitable devices in the spring assembly or set
It is standby) working condition coordinate and stably.
And elastic force dynamics governor motion can be used as by being arranged on the elastic adjusting mechanism at the first end of spring protection sleeve pipe,
By adjusting the governor motion so that compression spring can adapt to the requirement of various different loads；
Preferably, the outer surface of the first end of expansion link is provided with and the first elastic adjusting mechanism or the second elastic adjusting mechanism
Cooperate, the gauge table 9 of elastic force for measuring compression spring；
When the outer surface of the first end of expansion link, which is set, has plenty of the first elastic adjusting mechanism, the elastic force of gauge table 9 and first
Governor motion cooperates, and by the different scales on gauge table 9, can clearly learn the regulation of the first elastic adjusting mechanism
The force variation of compression spring in situation and spring assembly, to meet the use needs of different load；
In the same manner, when the outer surface of the first end of expansion link, which is set, has plenty of the second elastic adjusting mechanism, gauge table 9 and
Two elastic adjusting mechanisms cooperate, and its operation principle is identical, is not repeating.
Preferably, the first elastic adjusting mechanism includes the first locking member 31, can carry out flexible fortune by spring protection sleeve pipe relatively
Move and after exercise by the first regulating part 32 of the locking of the first locking member 31；
First regulating part 32 includes both ends, is divided into first end and the second end；The first end top pressure compression of first regulating part 32
Spring, the second end of the first regulating part 32 are located at outside spring protection sleeve pipe.
First locking member 31 is the first nut, and the first locking member 31 is in spring protection sleeve pipe；First regulating part 32 is
The first screw to match with the screw thread of the first nut.
Second elastic adjusting mechanism includes the second locking member 41, spring protection sleeve pipe can carry out stretching motion relatively and transport
By the second regulating part 42 of the locking of the second locking member 41 after dynamic；
Second regulating part 42 includes both ends, is divided into first end and the second end；The first end top pressure compression of second regulating part 42
Spring, the second end of the second regulating part 42 are located at outside spring protection sleeve pipe.
Second locking member 41 is the second nut, and the second locking member 41 is in spring protection sleeve pipe；Second regulating part 42 is
The second screw to match with the screw thread of the second nut.
In the case where considering and designing, manufacture, process, the condition such as use, body of rod outer wall, the spring of expansion link 2 are protected
The generally non-Precision Machining of the inwall of protecting pipe 1, therefore roughness is larger；Preferably, spring mechanism also includes ball base, ball
Cover for seat is loaded on expansion link 2 and is limited in spring protection sleeve pipe 1；On the one hand, because ball base is not easy the body of rod with expansion link 2
There is the phenomenon for scraping and colliding repeatedly in outer wall, the inwall of spring protection sleeve pipe 1, not only expansion link 2 can be avoided to damage, and
The inwall of spring protection sleeve pipe 1 can be protected；
On the other hand, when compression spring discontinuity, ball base can be adjusted by the effect autorotation of spin
The elastic force of compression spring is saved, makes the power load distributing of compression spring uniformly reasonable, prevents compression spring beat or serpentine bend occur,
So as to play a part of orientation.
The outside dimension of compression spring is more than or equal to the internal diameter size of ball base, to ensure compression spring with ball base in phase
It can stablize during mutual cooperating, precisely, securely and reliably.
Preferably, the number of compression spring is two, is divided into the first compression spring 51 and the second compression spring 52；Second pressure
The compression spring 51 of contracting spring 52 and first is inserted in expansion link 2 from the first end 21 of expansion link successively；By setting two compression bullets
Spring, on the one hand, can preferably meet the requirements such as size, the force value of spring assembly, but also can fill whole spring
It is more compact, reasonable to put；On the other hand, can make spring assembly has preferable effect in use, such as fills spring
Put has longer service life, more preferable security performance etc. in use.
Preferably, the first compression spring 51 and the specification of the second compression spring 52 are identical with model.
When the number of compression spring is two, it is preferable that the quantity of ball base is also two, is divided into the first ball base 61
With the second ball base 62；Second ball base 62 is limited between end and second compression spring 52 at the second end 22 of expansion link,
First ball base 61 is limited between the end of the first end 21 of expansion link and the first compression spring 51；By setting two balls
Seat, on the one hand, can ensure that each compression spring has a ball base to be matched therewith being operated, so as to greatest extent
Reduce the first compression spring 51, the second compression spring 52 body of rod outer wall with expansion link 2, spring protection sleeve pipe in the course of the work
Friction between 1 inwall；
On the other hand, when the number of compression spring is two, the length increase of spring, when being compressed, bullet is compressed
Spring is easier beat, the phenomenon of bending occur, sets two ball bases to reduce compression spring to greatest extent and was using
Beat and buckling phenomenon in journey, play a part of orientation.
Certainly, according to the conditions such as the different use installation environment of the spring assembly, performance requirement, the number of compression spring
Mesh can also be one, three, even more more；Such as when spring assembly is smaller using installing space, set in spring assembly
Requirement can be met by putting a compression spring；Now, it is preferable that the number of ball base according to the number of compression spring and
It is fixed.Preferably, spring mechanism also includes anti-beat sheath 7, and anti-beat sheath 7 is set on expansion link 2 and positioned at the second compression
Between the compression spring 51 of spring 52 and first；In this way, when the first compression spring 51 and the second compression spring 52 are in
During compressive state, the first compression spring 51 and the second compression spring 52 are not susceptible to beat, serpentine bend, can so avoid
Due to compression spring is bent and occur colliding and/or scrape the body of rod outer wall of expansion link 2, the inwall of spring protection sleeve pipe 1 shows
As；
Preferably, when anti-beat sheath 7 is processed in design, anti-beat sheath 7 is made to disclosure satisfy that portion in contact
Partial compression spring can be embedded in the both ends of anti-beat sheath 7 slightly.
Spring mechanism also includes adjusting screw rod 8, and adjusting screw rod 8 includes both ends, is divided into first end and the second end；Adjusting screw rod
First end 81 be located at the outside of spring protection sleeve pipe 1, the end of the second end of adjusting screw rod and the first end 21 of expansion link connects
Connect；
Preferably, expansion link 2 is hollow, and the end of the first end 21 of expansion link is provided with the of the second end of connection adjusting screw rod
One connecting portion 24；First connecting portion 24 is in truncated cone-shaped, the size of truncated cone-shaped first connecting portion 24 from the second end 22 of expansion link to
The direction of first end is gradually reduced；
The end at the second end of adjusting screw rod also is provided with the second connecting portion to match with first connecting portion 24, the second connection
Portion is also in truncated cone-shaped；
The first end 81 of adjusting screw rod enters from the second end 22 of hollow expansion link, and from the first end 21 of expansion link
End passes, and second connecting portion is limited in the inside of first connecting portion 24；
Due to adjusting screw rod 8 in use, certain deflection angle is needed sometimes, makes tune in this way
Section screw rod 8 cooperates with expansion link 2 and is attached, on the one hand, can make what first connecting portion 24 was bonded with second connecting portion
It is closer, and make the stability of both connections and security higher；
On the other hand, it can conveniently fix, the angle between adjustable telescopic rod 2 and adjusting screw rod 8, meet adjusting screw rod 8
The requirement with certain deflection angle is needed in use.
As shown in figure 1, the spring assembly also includes fixed component, fixed component includes fixed hook and hook base 10；Gu
Fixed hook is fixedly mounted on one end of hook base 10, and the other end of hook base 10 is fixedly installed in the second of spring protection sleeve pipe
The end at end 12.
As depicted in figs. 1 and 2, the internal diameter size of spring protection sleeve pipe 1 everywhere is in the same size.But in order to ensure to stretch
When the first end 21 of bar carries out stretching motion with respect to the first end 11 of spring protection sleeve pipe, the first ball base 61 is always positioned at spring
In protection sleeve pipe 1, and then ensure the second compression spring 52 between the second end 22 of expansion link and the first ball base 61, prevent
Beat sheath 7, the first compression spring 51 are also always positioned in the spring protection sleeve pipe 1, the first end of spring protection sleeve pipe
11 end needs to carry out " closing in " operation；It is i.e. with decompressor that the tube wall of the first end 11 of spring protection sleeve pipe is inwardly curved
Song, first annular end face 111 is stamped and formed out, to spacing first ball base 61；
Preferably, after the completion of the end " closing in " of the first end 11 of spring protection sleeve pipe, an annular gasket is put into bullet
The inside of spring protection sleeve pipe 1；Concrete operations are as follows：Annular gasket is put into from the second end 12 of spring protection sleeve pipe, and to spring
The first end 11 of protection sleeve pipe moves, until clinging on first annular end face 111；The external diameter of annular gasket should be greater than the first ring
The internal diameter of shape end face 111, the internal diameter of annular gasket are more than the external diameter of expansion link 2.
Meanwhile when spring mechanism be completed and cover be attached to spring protecting jacket pipe 1 after, the second end 12 of spring protection sleeve pipe
End be also required to operation of " closing up "；The tube wall at the second end 12 of spring protection sleeve pipe is curved inwardly with decompressor, rushed
Swaging is into the second annular end face 121, to limit spring mechanism；The second annular end face 121 for being stamped and formed out type should be with hook holder
10 fittings, and ensure that the internal diameter of the second annular end face 121 is less than the external diameter of hook holder 10.
When the first end 21 of expansion link flexes outward with respect to the first end 11 of spring protection sleeve pipe, do away from spring protecting jacket
During the second end 12 motion of pipe, expansion link 2 can be compressed to the first compression spring 51 and the second compression spring 52, now be compressed
Spring store compression elasticity；
, to contract, do and protected close to spring with respect to the first end 11 of spring protection sleeve pipe when needing the first end 21 of expansion link
During the second end 12 motion of protecting pipe, effect of the expansion link 2 in the first compression spring 51 and the compression elasticity of the second compression spring 52
Lower inwardly to retract, the first compression spring 51 and the second compression spring 52 reset.
To sum up, spring assembly of the present utility model is due to that provided with spring protection sleeve pipe 1, can be in every compression spring
In the separate space of opposing seal, so as to avoid scraping and collide between compression spring body, compression spring is prevented to be broken, so as to
Improve the service life of spring assembly；Again because the spring assembly using compression spring replaces extension spring of the prior art,
And the working characteristics of compression spring determines that it has longer service life and does not allow easy fracture, so, compression spring is further
Extend the service life of the spring assembly；
It is additionally, since compression spring suit and is limited on expansion link 2, and the second end 22 of expansion link and compression spring are equal
It is limited in spring protection sleeve pipe 1, so, it can be set on expansion link 2 even if compression spring fracture remains on, and now, stretch
Second end 22 of contracting bar, which remains on, to be limited in spring protection sleeve pipe 1, i.e. spring assembly will not be complete because compression spring is broken
Lose stretch function entirely；Therefore, in the presence of spring protection sleeve pipe 1 and expansion link 2 cooperate, the spring assembly can be kept away
Exempt to cause the banister comprising the spring assembly to pound suddenly due to compression spring fracture, and cause potential safety hazard；
At the same time, due to being also provided with the first elastic adjusting mechanism on spring assembly, can according to using need and
Compression spring in flexible modulation spring assembly, thus it is possible to prevente effectively from because different spring individual active forces differ greatly
And influence the working condition of banister and the service life of compression spring.
Spring assembly provided by the utility model may apply in banister, and the banister comprising the spring assembly has such as
Lower beneficial effect：
(1) working environment of banister inner spring, is improved：By setting up spring protection sleeve pipe 1, compression spring is set to be in phase
To in the separate space of sealing, avoiding exposed compression spring body and unexpected scraping and/or collision.
(2) service life of spring, is greatly improved：The utility model replaces stretching of the prior art with compression spring
Spring, overcomes that extension spring service life is short, the defects of being easily broken off.
Learnt by result of the test：The service life of compression spring in spring assembly makes for extension spring in the prior art
With more than 10 times of the life-span.
(3), eliminate makes banister pound down the potential safety hazard brought suddenly because extension spring is broken in the prior art：Comprising
The banister of above-mentioned spring assembly, even if compression spring fracture is remained on and can be set on expansion link 2, and now, the of expansion link
Two ends 22, which remain on, to be limited in spring protection sleeve pipe 1, i.e. spring assembly will not lose drawing completely because compression spring is broken
Function is stretched, spring assembly can ensure that banister will not be pounded suddenly because compression spring is broken；Therefore, in the He of spring protection sleeve pipe 1
In the presence of expansion link 2 cooperates, the banister can avoid causing comprising the spring assembly because compression spring is broken
Banister is pounded suddenly, and causes potential safety hazard；
At the same time, due to being also provided with the first elastic adjusting mechanism on spring assembly, can according to using need and
Compression spring in flexible modulation spring assembly, thus it is possible to prevente effectively from because different spring individual active forces differ greatly
And influence the working condition of banister and the service life of compression spring.
The course of work and principle of above-mentioned banister be：
First, fixed hook and adjusting screw rod 8 are fixed to the opening position being matched therewith；
Adjusting screw rod 8 is pulled, the first end 21 of expansion link is flexed outward with respect to the first end 11 of spring protection sleeve pipe, does
When the second end 12 away from spring protection sleeve pipe is moved, expansion link 2 is compressed to compression spring, and banister declines；
When unclamping adjusting screw rod 8, the first end 11 of the relative spring protection sleeve pipe of first end 21 of expansion link is done to contract
During close to the motion of the second end 12 of spring protection sleeve pipe, the compression spring on expansion link 2 resets, and banister rises.
It the above is only preferred embodiment of the present utility model, it is noted that for the ordinary skill people of the art
Member for, on the premise of the utility model technical principle is not departed from, some improvement and replacement can also be made, these improve and
Replacement also should be regarded as the scope of protection of the utility model.
Claims (10)
- A kind of 1. spring assembly, it is characterised in that including spring mechanism and hollow spring protection sleeve pipe, the spring mechanism set Loaded in the spring protection sleeve pipe；The spring mechanism includes compression spring and expansion link, and the compression spring is set with and is limited on the expansion link；The spring protection sleeve pipe includes both ends, is divided into first end and the second end；The expansion link includes both ends, is divided into first end With the second end；Second end of the expansion link and compression spring are limited in the spring protection sleeve pipe, the first end of the expansion link Can the first end of relatively described spring protection sleeve pipe stretched；The spring assembly also includes being used for the first elastic adjusting mechanism that the elastic force of the compression spring is adjusted；First elastic adjusting mechanism is at the first end of the spring protection sleeve pipe；Or the first elastic force regulation Mechanism is at the second end of the spring protection sleeve pipe.
- 2. spring assembly as claimed in claim 1, it is characterised in that the spring assembly also includes being used for the compression bullet The second elastic adjusting mechanism that the elastic force of spring is adjusted；When first elastic adjusting mechanism is at the first end of the spring protection sleeve pipe, second elastic force adjusts machine Structure is at the second end of the spring protection sleeve pipe；When first elastic adjusting mechanism is at the second end of the spring protection sleeve pipe, second elastic force adjusts machine Structure is at the first end of the spring protection sleeve pipe.
- 3. spring assembly as claimed in claim 2, it is characterised in that the outer surface of the first end of the expansion link is provided with and institute State the first elastic adjusting mechanism or second elastic adjusting mechanism cooperate, elastic force for measuring the compression spring Gauge table.
- 4. spring assembly as claimed in claim 1 or 2, it is characterised in that first elastic adjusting mechanism includes the first lock Tight part, can relatively described spring protection sleeve pipe carry out stretching motion and after exercise by the first tune of the first locking member locking Save part；First regulating part includes both ends, is divided into first end and the second end；Described in the first end top pressure of first regulating part Compression spring, the second end of first regulating part are located at outside the spring protection sleeve pipe.
- 5. spring assembly as claimed in claim 4, it is characterised in that first locking member is the first nut, described first Locking member is in the spring protection sleeve pipe；First regulating part is first to match with the screw thread of first nut Screw.
- 6. spring assembly as claimed in claim 2, it is characterised in that second elastic adjusting mechanism includes the second locking Part, the spring protection sleeve pipe it can carry out stretching motion relatively and be adjusted after exercise by the second of the second locking member locking Part；Second regulating part includes both ends, is divided into first end and the second end；Described in the first end top pressure of second regulating part Compression spring, the second end of second regulating part are located at outside the spring protection sleeve pipe.
- 7. spring assembly as claimed in claim 6, it is characterised in that second locking member is the second nut, described second Locking member is in the spring protection sleeve pipe；Second regulating part is second to match with the screw thread of second nut Screw.
- 8. spring assembly as claimed in claim 1, it is characterised in that the spring mechanism also includes ball base, the ball Cover for seat is loaded on the expansion link and is limited in the spring protection sleeve pipe；The outside dimension of the compression spring is more than or equal to the internal diameter size of the ball base, and the internal diameter chi of the compression spring The very little outside dimension less than or equal to the ball base；The number of the compression spring is two, is divided into the first compression spring and the second compression spring；Second compression spring and the first compression spring are inserted in the expansion link from the first end of the expansion link successively；The quantity of the ball base is two, is divided into the first ball base and the second ball base；Second ball base is limited in institute State between the end at the second end of expansion link and second compression spring, first ball base is limited in the expansion link Between the end of first end and first compression spring；The spring mechanism also includes anti-beat sheath, and the anti-beat sheath is set on the expansion link and positioned at described the Between two compression springs and the first compression spring.
- 9. spring assembly as claimed in claim 8, it is characterised in that the spring mechanism also includes adjusting screw rod, the tune Section screw rod includes both ends, is divided into first end and the second end；The first end of the adjusting screw rod is located at the spring protection sleeve pipe Outside, the second end of the adjusting screw rod are connected with the end of the first end of the expansion link；The expansion link is hollow, and the end of the first end of the expansion link is provided with the first of the second end for connecting the adjusting screw rod Connecting portion；The first connecting portion is in truncated cone-shaped, the size of first connecting portion described in truncated cone-shaped by the expansion link the second end It is gradually reduced to the direction of first end；The end at the second end of the adjusting screw rod also is provided with the second connecting portion to match with the first connecting portion, and described Two connecting portions are also in truncated cone-shaped；The first end of the adjusting screw rod enters from the second end of the hollow expansion link, and from the first end of the expansion link End pass, and the second connecting portion is limited in the inside of the first connecting portion；The spring assembly also includes fixed component, and the fixed component includes fixed hook and hook base；The fixed hook It is fixedly mounted on one end of the hook base, the other end of the hook base is fixedly installed in the of the spring protection sleeve pipe The end at two ends.
- 10. a kind of banister, it is characterised in that including the spring assembly as described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571276.4U CN206874720U (en) | 2017-05-22 | 2017-05-22 | Spring assembly and banister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720571276.4U CN206874720U (en) | 2017-05-22 | 2017-05-22 | Spring assembly and banister |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206874720U true CN206874720U (en) | 2018-01-12 |
Family
ID=61339156
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720571276.4U Active CN206874720U (en) | 2017-05-22 | 2017-05-22 | Spring assembly and banister |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206874720U (en) |
-
2017
- 2017-05-22 CN CN201720571276.4U patent/CN206874720U/en active Active
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