CN208694079U - A kind of anti-falling overhead buffer unit - Google Patents
A kind of anti-falling overhead buffer unit Download PDFInfo
- Publication number
- CN208694079U CN208694079U CN201821281028.7U CN201821281028U CN208694079U CN 208694079 U CN208694079 U CN 208694079U CN 201821281028 U CN201821281028 U CN 201821281028U CN 208694079 U CN208694079 U CN 208694079U
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- China
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- hollow tube
- fixedly installed
- movable block
- pull rod
- outside
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Abstract
The utility model relates to anti-falling overheads to delay technical field, and disclose a kind of anti-falling overhead buffer unit, including hollow tube, connecting rope is fixedly installed at the top of the hollow tube, the inner roof wall of the hollow tube is fixedly installed with tension spring, the bottom of the tension spring and inside for being located at hollow tube is fixedly installed with movable block.The anti-falling overhead buffer unit, when link is by the pulling force linked up with high altitude operation personnel, pull rod will extend downwardly the inside of hollow tube, movable block also can follower move down, four rolling on the outside of movable block will scroll down through in the internal reservation slot of bar shaped groove seat, wherein idler wheel be squeezed power can be using mounting base as radius, shaft is that the center of circle is drawn close into mounting groove, mounting base is drawn close power by the reaction force of the torsional spring on the outside of shaft to offset this simultaneously, to alleviate the impulse force of tenesmus, which alleviates the tenesmus cushion effect of high altitude operation person, it ensure that the body of high altitude operation person preserves from.
Description
Technical field
The utility model relates to anti-falling overhead buffer technology field, specially a kind of anti-falling overhead buffer unit.
Background technique
With the development of society, rock climbing, mountaineering, construction etc. must be in the environment of lifting, it all must be by
Fall arrest buffer unit ensures the safety of personnel.
In well known technical field, in field of aerial work, commonly using arriving rope, between connection generally pass through it is solid
Determine pull ring realization, generally require cooperation safety belt or safety rope together, tie up to waist, human body is risen when its role is to fall
To protective effect, prevent staff when falling because gravity falling speed is too fast to generate in powerful shaking force causes
Internal organs official shakes wound, and under some urgent or fortuitous events, rope will receive the load promptly to drop, is easy to come to cable tie very big
Negative effect, be easy to cause cord break, the safety problems such as lapse rate is too fast, so it is slow to provide a kind of anti-falling overhead
Flushing device solves the problems, such as above-mentioned be previously mentioned.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of anti-falling overhead buffer unit, and having safety can
It leans on, the advantage that cushion performance is good, because gravity falling speed is too fast powerful to generate when solving staff whereabouts
Shaking force leads to internal organs shake wound, and under some urgent or fortuitous events, rope will receive the load promptly to drop, be easy to
The safety problems such as cable tie greatly negatively affects, and is easy to cause cord break, and lapse rate is too fast.
(2) technical solution
To realize above-mentioned purpose safe and reliable, cushion performance is good, the utility model is provided the following technical solutions: Yi Zhonggao
Air defence is fallen buffer unit, including hollow tube, and connecting rope, the interior top of the hollow tube are fixedly installed at the top of the hollow tube
Wall is fixedly installed with tension spring, the bottom of the tension spring and inside for being located at hollow tube is fixedly installed with movable block, the activity
The bottom of block is fixedly installed with the pull rod being through on the outside of hollow tube, and the bottom of the pull rod is fixedly installed with link, the drawing
The outside of the bar and bottom for being located at movable block is arranged with buffer spring, opens up on the outside of the movable block there are four being evenly distributed
Mounting groove, be fixedly installed with shaft between the inner wall of the mounting groove, mounting base, institute be movably installed on the outside of the shaft
It states the outside of shaft and is arranged with torsional spring, inside of the mounting base far from movable block one end between the inside of mounting base
It is rotatably connected to idler wheel by shaft, strip groove corresponding with four rolling is fixedly installed on the inner wall of the hollow tube
Seat, the bottom of the hollow tube and be located at pull rod on the outside of be fixedly installed with fixed ring, the inside of the fixed ring offers
Four inner cavities being evenly distributed, the internal activity of the inner cavity are interspersed with inserted link, and front, the back side and the two sides of the pull rod are opened
Equipped with slot corresponding with inserted link, the one end of the inserted link far from slot and be located at inner cavity inside be fixedly installed with limit
Block, side of the limited block far from inserted link and the inside for being located at inner cavity are fixedly installed with reset spring.
Preferably, the knot of the bottom of fixed ring, the hollow tube and its inside is run through and extended in the bottom of the pull rod
Structure is distributed by symmetry axis bilateral symmetry of pull rod.
Preferably, one end of the torsional spring is fixedly connected with mounting base, the other end of the torsional spring and the slot bottom of mounting groove
Wall is fixedly connected.
Preferably, the mounting base is rolled by the inner wall of idler wheel and bar shaped groove seat and hollow tube and is connected, the mounting base
Both ends open up fluted, the corresponding slot rolling of idler wheel is offered on the outside of the bar shaped groove seat, the idler wheel extends to rolling
The inside of slot.
Preferably, the top of the buffer spring is fixedly connected with the bottom of movable block, the bottom of the buffer spring with
The inner bottom wall of hollow tube is fixedly connected.
Preferably, the inserted link runs through far from one end of limited block and extends to the inside of slot, and the inserted link is far from limit
The trapezoidal shape in cross section of one end and slot of position block.
Preferably, the inner wall of the hollow tube is oblique, and inclined angle is between five to 15 degree.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of anti-falling overhead buffer unit, has following beneficial to effect
Fruit:
1, the anti-falling overhead buffer unit is drawn when link is by the pulling force linked up with high altitude operation personnel
Bar will extend downwardly the inside of hollow tube, movable block also can follower move down, the four rolling on the outside of movable block will be in item
Scrolled down through in the internal reservation slot of shape groove seat, wherein idler wheel be squeezed power can using mounting base as radius, shaft be the center of circle to
It is drawn close in mounting groove, while mounting base is drawn close power by the reaction force of the torsional spring on the outside of shaft to offset this, to alleviate
The impulse force of tenesmus, while being used cooperatively again with the buffer spring of tension spring and bottom at the top of movable block, alleviate tenesmus again
Impulse force, which alleviate the tenesmus cushion effect of high altitude operation person, ensure that the body of high altitude operation person preserves from.
2, the anti-falling overhead buffer unit, when bearing down reach certain value when, inserted link by pull rod extruding force and contract
The inside of inner cavity is gone back to, pull rod will be pulled out in hollow tube by bearing down, so that the structure of hollow tube is alleviated under these
Power is fallen, when bearing down is stablized, inserted link pushing tow is inserted in corresponding slot on the outside of pull rod by jacking force of the inserted link by reset spring
Inside increases the stability of pull rod to guarantee that pull rod no longer pulls out.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Structure overhead sectional view of the Fig. 2 between the utility model movable block, mounting base and idler wheel；
Fig. 3 is the structure cutaway view Amplified image of the utility model fixed ring.
In figure: 1 hollow tube, 2 connecting ropes, 3 tension springs, 4 movable blocks, 5 pull rods, 6 links, 7 buffer springs, 8 mounting grooves, 9 turns
Axis, 10 mounting bases, 11 torsional springs, 12 idler wheels, 13 bar shaped groove seats, 14 fixed rings, 15 inner cavities, 16 inserted links, 17 slots, 18 limited blocks,
19 reset springs.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3, a kind of anti-falling overhead buffer unit, including hollow tube 1 are please referred to, hollow tube 1 uses pressure resistance high-strength
The stainless steel of degree is made, and the inner wall of hollow tube 1 is oblique, and for inclined angle between five to 15 degree, inner wall is inclined
Shape function, it may be possible to guarantee movable block 4 during the decline, on the outside of being squeezed slowly of four rolling 12, make
It obtains idler wheel 12 to draw close into mounting groove 8, the top of hollow tube 1 is fixedly installed with connecting rope 2, and connecting rope 2 is using high-intensitive Buddhist nun
Dragon rope is made, and the inner roof wall of hollow tube 1 is fixedly installed with tension spring 3, the bottom of the tension spring 3 and inside for being located at hollow tube 1 is fixed
Movable block 4 is installed, the bottom of movable block 4 is fixedly installed with the pull rod 5 for being through to 1 outside of hollow tube, hollow tube 1 and its inside
Structure be that symmetry axis bilateral symmetry is distributed with pull rod 5, the bottom of pull rod 5 is fixedly installed with link 6, and the effect of link 6 is
Hook is hung over above convenient for high altitude operation person, under normal condition, when the tension balanced of link 6 and high altitude operation person's hook,
Movable block is pulled down two to three centimetres by pull rod 5 by its link 6, while the structure inside hollow tube 1 can also be followed by displacement two
To three centimetres, in the case where falling, personnel are influenced by acceleration of gravity, and link 6 will be by pull rod 5 rapidly by movable block
The distance of 4 drop-downs, the drop-down displacement of movable block 4 is greater than the displacement under normal condition, and movable block 4 is specifically displaced how many distance,
Is influenced again by the weight and operation height of personnel, the outside of pull rod 5 and is arranged with buffer spring positioned at the bottom of movable block 4
7, the top of buffer spring 7 is fixedly connected with the bottom of movable block 4, and the bottom of buffer spring 7 and the inner bottom wall of hollow tube 1 are fixed
Connection, the outside of movable block 4 are opened up there are four the mounting groove 8 that is evenly distributed, are fixedly installed with shaft between the inner wall of mounting groove 8
9, the outside of shaft 9 is movably installed with mounting base 10, the outside of shaft 9 and is located between the inside of mounting base 10 and is arranged with torsion
One end of spring 11, torsional spring 11 is fixedly connected with mounting base 10, and the other end of torsional spring 11 is fixedly connected with the groove bottom wall of mounting groove 8,
Inside of the mounting base 10 far from 4 one end of movable block is rotatably connected to idler wheel 12 by shaft 9, and idler wheel 12 is by 1 inner wall of hollow tube
Inclined surface extruding force can be radius with mounting base 10, shaft 9 is that the center of circle is drawn close into mounting groove 8, while mounting base 10 by
The reaction force of the torsional spring 11 in 9 outside of shaft draws close power to offset this, thus alleviate the impulse force of tenesmus, the inner wall of hollow tube 1
On be fixedly installed with bar shaped groove seat 13 corresponding with four rolling 12, mounting base 10 is by idler wheel 12 and bar shaped groove seat 13 in
The inner wall of blank pipe 1 rolls connection, and the both ends of mounting base 10 open up fluted, and the outside of bar shaped groove seat 13 offers 12 phase of idler wheel
Corresponding slot rolling, idler wheel 12 extend to the inside of slot rolling, the bottom of the hollow tube 1 and outside for being located at pull rod 5 is fixedly installed with
The bottom of fixed ring 14 is run through and extended in the bottom of fixed ring 14, pull rod 5, and the inside of fixed ring 14 opens up equal there are four being distributed
Even inner cavity 15, the internal activity of inner cavity 15 are interspersed with inserted link 16, and when bearing down reaches certain value, inserted link 16 is by pull rod 5
Extruding force and retract the inside of inner cavity 15, pull rod 5 will be pulled out in hollow tube 1 by bearing down, thus inside hollow tube 1
Structure alleviates these bearing downs, when bearing down is stablized, jacking force of the inserted link 16 by reset spring 19, by 16 pushing tow of inserted link
It is inserted in inside the corresponding slot 17 in 5 outside of pull rod, to guarantee that pull rod 5 is not pulling out, increases the stability of pull rod 5, pull rod 5
Front, the back side and two sides offer slot 17 corresponding with inserted link 16, inserted link 16 runs through far from one end of limited block 18
And the inside of slot 17 is extended to, and the trapezoidal shape in cross section of the one end of inserted link 16 far from limited block 18 and slot 17, inserted link 16
One end far from the slot 17 and inside for being located at inner cavity 15 is fixedly installed with limited block 18, limited block 18 far from inserted link 16 one
The side and inside for being located at inner cavity 15 is fixedly installed with reset spring 19, when link 6 is by the extension with the high altitude operation personnel
When the pulling force of hook, pull rod 5 will extend downwardly the inside of hollow tube 1, movable block 4 also can follower move down, 4 outside of movable block
Four rolling 12 will scroll down through in the internal reservation slot of bar shaped groove seat 13, wherein idler wheel 12 be squeezed power can with installation
Seat 10 be radius, shaft 9 is that the center of circle is drawn close into mounting groove 8, while anti-work of the mounting base 10 by the torsional spring 11 on the outside of shaft 9
It exerts oneself to offset this and draw close power, to alleviate the impulse force of tenesmus, and meanwhile it is slow with the tension spring 3 at 4 top of movable block and bottom again
Being used cooperatively for spring 7 is rushed, alleviates the impulse force of tenesmus again, which alleviates the tenesmus cushion effect of high altitude operation person, guarantees
The body of high altitude operation person preserves from.
In conclusion the anti-falling overhead buffer unit, when link 6 is by the drawing linked up with high altitude operation personnel
When power, pull rod 5 will extend downwardly the inside of hollow tube 1, movable block 4 also can follower move down, four rollings in 4 outside of movable block
Wheel 12 will scroll down through in the internal reservation slot of bar shaped groove seat 13, and wherein idler wheel 12, which is squeezed power, to be with mounting base 10
Radius, shaft 9 are that the center of circle is drawn close into mounting groove 8, while mounting base 10 is come by the reaction force of the torsional spring 11 in 9 outside of shaft
It offsets this and draws close power, to alleviate the impulse force of tenesmus, while the buffer spring 7 with the tension spring 3 at 4 top of movable block and bottom again
Be used cooperatively, alleviate the impulse force of tenesmus again, which alleviates the tenesmus cushion effect of high altitude operation person, ensure that high-altitude make
The body of dealer preserves from.
Also, the anti-falling overhead buffer unit, when bearing down reaches certain value, extruding of the inserted link 16 by pull rod 5
Power and the inside for retracting inner cavity 15, pull rod 5 will be pulled out the inner cavity of hollow tube 1 by bearing down, thus the structure inside hollow tube 1
Alleviate these bearing downs, when bearing down is stablized, 16 pushing tow of inserted link is inserted in by jacking force of the inserted link 16 by reset spring 19
Inside the corresponding slot 17 in 5 outside of pull rod, to guarantee that pull rod 5 is not pulling out, increase the stability of pull rod 5.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that
There is also other identical elements in process, method, article or equipment including the element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (7)
1. a kind of anti-falling overhead buffer unit, including hollow tube (1), it is characterised in that: the top of the hollow tube (1) is fixed
Be equipped with connecting rope (2), the inner roof wall of the hollow tube (1) is fixedly installed with tension spring (3), the bottom of the tension spring (3) and
It is fixedly installed with movable block (4) positioned at the inside of hollow tube (1), the bottom of the movable block (4), which is fixedly installed with, to be through to
The bottom of pull rod (5) on the outside of blank pipe (1), the pull rod (5) is fixedly installed with link (6), the outside of the pull rod (5) and
It is arranged with buffer spring (7) positioned at the bottom of movable block (4), opens up that there are four be evenly distributed on the outside of the movable block (4)
Mounting groove (8) is fixedly installed with shaft (9) between the inner wall of the mounting groove (8), the outside activity installation of the shaft (9)
Have mounting base (10), the outside of the shaft (9) and be located at mounting base (10) inside between be arranged with torsional spring (11), it is described
Inside of the mounting base (10) far from movable block (4) one end is rotatably connected to idler wheel (12) by shaft (9), the hollow tube (1)
Inner wall on be fixedly installed with bar shaped groove seat (13) corresponding with four rolling (12), the bottom of the hollow tube (1) and
It is fixedly installed on the outside of pull rod (5) fixed ring (14), the inside of the fixed ring (14) is opened up there are four being evenly distributed
Inner cavity (15), the internal activity of the inner cavity (15) is interspersed with inserted link (16), front, the back side and the two sides of the pull rod (5)
It offers slot (17) corresponding with inserted link (16), the one end of the inserted link (16) far from slot (17) and is located at inner cavity
(15) inside is fixedly installed with limited block (18), the limited block (18) far from inserted link (16) side and be located at inner cavity
(15) inside is fixedly installed with reset spring (19).
2. a kind of anti-falling overhead buffer unit according to claim 1, it is characterised in that: the bottom of the pull rod (5)
Run through and extend to the bottom of fixed ring (14), the hollow tube (1) and its internal structure are that symmetry axis is left with pull rod (5)
It is right symmetrical.
3. a kind of anti-falling overhead buffer unit according to claim 1, it is characterised in that: one end of the torsional spring (11)
It is fixedly connected with mounting base (10), the other end of the torsional spring (11) is fixedly connected with the groove bottom wall of mounting groove (8).
4. a kind of anti-falling overhead buffer unit according to claim 1, it is characterised in that: the mounting base (10) passes through
The inner wall of idler wheel (12) and bar shaped groove seat (13) and hollow tube (1), which rolls, to be connected, and the both ends of the mounting base (10) offer
Groove offers the corresponding slot rolling of idler wheel (12) on the outside of the bar shaped groove seat (13), and the idler wheel (12) extends to slot rolling
Inside.
5. a kind of anti-falling overhead buffer unit according to claim 1, it is characterised in that: the buffer spring (7)
Top is fixedly connected with the bottom of movable block (4), the bottom of the buffer spring (7) and the fixed company of the inner bottom wall of hollow tube (1)
It connects.
6. a kind of anti-falling overhead buffer unit according to claim 1, it is characterised in that: the inserted link (16) is far from limit
The inside of slot (17) is run through and extended in one end of position block (18), one end far from limited block (18) of the inserted link (16) and inserts
The trapezoidal shape in cross section of slot (17).
7. a kind of anti-falling overhead buffer unit according to claim 1, it is characterised in that: the hollow tube (1) it is interior
Wall is oblique, and inclined angle is between five to 15 degree.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821281028.7U CN208694079U (en) | 2018-08-09 | 2018-08-09 | A kind of anti-falling overhead buffer unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821281028.7U CN208694079U (en) | 2018-08-09 | 2018-08-09 | A kind of anti-falling overhead buffer unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208694079U true CN208694079U (en) | 2019-04-05 |
Family
ID=65941914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821281028.7U Expired - Fee Related CN208694079U (en) | 2018-08-09 | 2018-08-09 | A kind of anti-falling overhead buffer unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208694079U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730889A (en) * | 2021-07-08 | 2021-12-03 | 广东欲丰电器制造有限公司 | Guide rail for rock climbing anti-falling device |
-
2018
- 2018-08-09 CN CN201821281028.7U patent/CN208694079U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113730889A (en) * | 2021-07-08 | 2021-12-03 | 广东欲丰电器制造有限公司 | Guide rail for rock climbing anti-falling device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20190405 Termination date: 20190809 |