CN206886567U - A kind of crane with protective effect - Google Patents
A kind of crane with protective effect Download PDFInfo
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- CN206886567U CN206886567U CN201720740365.7U CN201720740365U CN206886567U CN 206886567 U CN206886567 U CN 206886567U CN 201720740365 U CN201720740365 U CN 201720740365U CN 206886567 U CN206886567 U CN 206886567U
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- gear
- lifting platform
- protective effect
- runner
- arm
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Abstract
The utility model discloses a kind of crane with protective effect, including pedestal, weightening seat, support frame and arm；On pedestal, one end of the arm is hingedly coupled on support frame support frame as described above；One end of the weightening seat is fixedly connected with one end of pedestal, weightening seat is provided with the first take-up, first take-up is provided with the first bearer cable, and one end of the first bearer cable is fixed on the first take-up, and the other end of the first bearer cable is fixed on arm on one end away from support frame.Its is simple in construction, and stability is good, and structural strength is high, and anti-seismic performance is good, and stability against overturning is more preferable.
Description
Technical field
The utility model belongs to crane technical field, and in particular to a kind of crane with protective effect.
Background technology
Existing crane mainly includes panoramic table, support frame and arm, and arm is generally telescopic arm, i.e., including it is multiple can phase
To flexible arm joint, panoramic table is installed in the main body of crane, and support frame is installed on panoramic table, and arm is installed on support frame
On, support frame and arm can be rotated with panoramic table in Plane of rotation.Because crane will be whole in side operation need
Individual support frame and arm revolution, the revolution inertia of complete machine is big, and now the stability against overturning of crane is deteriorated, and works as windage
When the stability against overturning of crane can be made further to deteriorate, crane rollover possibility increase.
Utility model content
Based on this, in view of the above-mentioned problems, the utility model proposes a kind of crane with protective effect, the letter of its structure
Single, stability is good, and structural strength is high, and anti-seismic performance is good, and stability against overturning is more preferable.
The technical solution of the utility model is：A kind of crane with protective effect, including pedestal, weightening seat, support
Frame and arm；On pedestal, one end of the arm is hingedly coupled on support frame support frame as described above；The one of the weightening seat
End is fixedly connected with one end of pedestal, and weightening seat is provided with the first take-up, and the first take-up is provided with the first bearer cable,
One end of first bearer cable is fixed on the first take-up, and the other end of the first bearer cable is fixed on arm away from support frame
One end on.
During work, arm is rotated around the junction of arm and support frame by the bearer cable of folding and unfolding first, hung with adjustment
Arm position, the setting for the seat that increases weight, the center of gravity of stable whole device, reduce rollover risk.
As further improvement of the utility model, the arm includes suspension rod, mutually ratcheting first gear and second
Gear and the first expansion link being sequentially connected, the second expansion link and the 3rd expansion link；First expansion link is provided with first
Fixing axle and the second fixing axle, the first fixing axle and the second fixing axle are vertical with the first expansion link；The first gear can turn
Dynamicly in first fixing axle, the suspension rod is fixed in first gear；The second gear is rotatably arranged in institute
State in the second fixing axle, the second fixing axle is provided with the first runner being fixedly connected with second gear；The weightening seat is provided with
Second take-up, the second take-up are provided with tricing line, and one end of tricing line is fixed on the second take-up, tricing line
The other end be fixed on the first runner.
By pulling tricing line to drive the first runner to rotate, and then second gear is driven to rotate, second gear drives first
Pinion rotation, and then drive suspension rod to rotate, side operation can be completed without rotating whole support and arm, avoids entirely supporting
Frame and arm rotate and then trigger the risk of rollover.
As further improvement of the utility model, the 3rd expansion link is provided with second turn corresponding with the first runner
Wheel, the tricing line bypass the second runner.
As further improvement of the utility model, the thickness of the first gear is 4cm-6cm, the tooth in first gear
A length of 3cm-5cm.
As further improvement of the utility model, the thickness of the second gear and the thickness phase of the first gear
Together, the tooth length in second gear is identical with the tooth length in first gear.
As further improvement of the utility model, it should also include protection device with the crane of protective effect, it is described
Protection device includes mutually ratcheting the 3rd gear and the 4th gear；3rd gear is rotatably arranged in described second and fixed
On axle, and the 3rd gear is fixedly connected with second gear；First expansion link is provided with groove corresponding with the 3rd gear, institute
State the 4th gear to hang in the tricing line, and the 4th gear is located at the surface of the groove, sets in the bottom sidewall of groove
The internal tooth of the 4th gear can be blocked by having.
When tricing line breaks down relaxation or fracture, then the 4th gear is fallen into the groove immediately below it, the 4th tooth
Wheel is blocked by the internal tooth in groove and can not rotated, while the 4th gear blocks the 3rd gear with the 3rd gear mesh, the 3rd tooth
Wheel is fixedly connected with second gear, and second gear, which is also stuck, to be rotated, and most first gear is blocked and is unable to slow-roll stabilization at last
Firmly suspension rod, avoid tricing line break down relaxation or fracture when cause suspension rod uncontrollably to rotate to cause security incident.
As further improvement of the utility model, support frame as described above includes the first lifting being sequentially connected from bottom to up
Platform, the second lifting platform, the 3rd lifting platform, the 4th lifting platform and the 5th lifting platform；First lifting platform, the second lifting platform and
The central shaft of three lifting platforms on the same line, the central shaft of the 4th lifting platform and the 5th lifting platform on the same line, the 4th
Angle between the central shaft of the central shaft of lifting platform and the 3rd lifting platform is 165 degree of -175 degree.
As further improvement of the utility model, it should also include the second bearer cable with the crane of protective effect, the
The top of the 3rd lifting platform is fixed in one end of two bearer cables, and the other end of the second bearer cable is fixed on the weightening seat.It is logical
Cross the second bearer cable, reinforcement structure stability.
As further improvement of the utility model, the 3rd lifting platform is provided with the 3rd runner, the tricing line around
Cross the 3rd runner.
As further improvement of the utility model, the 5th lifting platform is provided with the 4th runner, first stress
Rope bypasses the 4th runner.
The beneficial effects of the utility model are：
(1) crane provided by the utility model with protective effect, its is simple in construction, and stability is good, structural strength
Height, anti-seismic performance is good, and stability against overturning is more preferable；
(2) arm is rotated around the junction of arm and support frame by the bearer cable of folding and unfolding first, can easily adjust
Whole boom position, the setting for the seat that increases weight, the center of gravity of stable whole device, reduce rollover risk；
(3) by pulling tricing line to drive the first runner to rotate, and then second gear is driven to rotate, second gear drives the
One pinion rotation, and then drive suspension rod to rotate, side operation can be completed without rotating whole support and arm, avoids entirely propping up
Support and arm rotate and then trigger the risk of rollover；
(4) when tricing line breaks down relaxation or fracture, then the 4th gear is fallen into the groove immediately below it, and the 4th
Gear is blocked by the internal tooth in groove and can not rotated, while the 4th gear blocks the 3rd gear with the 3rd gear mesh, and the 3rd
Gear is fixedly connected with second gear, and second gear, which is also stuck, to be rotated, most at last first gear block can not rotate it is steady
Surely live suspension rod, avoid tricing line break down relaxation or fracture when cause suspension rod uncontrollably to rotate to cause security incident.
Brief description of the drawings
Fig. 1 is the structural representation of the crane with protective effect described in embodiment；
Fig. 2 is the top view of arm；
Fig. 3 is the side view of arm；
Fig. 4 is the top view of first gear and second gear；
Fig. 5 is that the 4th gear falls into groove schematic diagram when the 3rd gear is blocked；
Fig. 6 is the top view of groove and internal tooth；
Description of reference numerals：
10 pedestals, 20 weightening seats, 21 first take-ups, 22 second take-ups, 30 support frames, 31 first lifting platforms,
32 second lifting platforms, 33 the 3rd lifting platforms, 34 the 4th lifting platforms, 35 the 5th lifting platforms, 36 the 3rd runners, 37 the 4th runners, 40
Arm, 401 suspension rods, 402 first expansion links, 403 second expansion links, 404 the 3rd expansion links, 405 first gears, 406 second teeth
Wheel, 407 first fixing axles, 408 first runners, 409 second runners, 411 second fixing axles, 412 the 3rd gears, 413 the 4th teeth
Wheel, 414 grooves, 415 internal tooths, 51 first bearer cables, 52 second bearer cables, 53 tricing lines, L teeth length.
Embodiment
Embodiment of the present utility model is described in detail below in conjunction with the accompanying drawings.
Embodiment：
As shown in figure 1, a kind of crane with protective effect, including pedestal 10, weightening seat 20, support frame 30 and arm
40；On pedestal 10, one end of the arm 40 is hingedly coupled on support frame 30 support frame as described above 40；The weightening seat 20
One end be fixedly connected with one end of pedestal 10, weightening seat 20 be provided with the first take-up 21, set on the first take-up 21
There is the first bearer cable 51, one end of the first bearer cable 51 is fixed on the first take-up 21, the other end of the first bearer cable 51
It is fixed on arm 40 on one end away from support frame 30.
During work, arm 40 is set to be rotated around the junction of arm and support frame 30 by the first bearer cable of folding and unfolding 51, with
The position of arm 40 is adjusted, the setting for the seat 20 that increases weight, the center of gravity of stable whole device, reduces rollover risk.
In another embodiment, the arm 40 includes suspension rod 401, the mutually ratcheting tooth of first gear 405 and second
Wheel 406 and the first expansion link 402, the second expansion link 403 and the 3rd expansion link 404 being sequentially connected；First expansion link
402 are provided with the first fixing axle 407 and the second fixing axle 411, and the first fixing axle 407 and the second fixing axle 411 are stretched with first
Contracting bar 402 is vertical；The first gear 405 is rotatably arranged in first fixing axle 407, and the suspension rod 401 is fixed on
In first gear 405；The second gear 406 is rotatably arranged in second fixing axle 411, in the second fixing axle 411
Provided with the first runner 408 being fixedly connected with second gear 406；The weightening seat 20 is provided with the second take-up 22, and second
Take-up 22 is provided with tricing line 53, and one end of tricing line 53 is fixed on the second take-up 22, tricing line 53 it is another
End is fixed on the first runner 408.
By pulling tricing line 53 to drive the first runner 408 to rotate, and then second gear 406 is driven to rotate, second gear
406 drive first gears 405 are rotated, and then drive suspension rod 401 to rotate, and side can be completed without rotating whole support and arm
Operation, avoid whole support frame and arm from rotating and then trigger the risk of rollover.
In another embodiment, the 3rd expansion link 404 is provided with and 408 corresponding second runner of the first runner
409, the tricing line 53 bypasses the second runner 409.Increase the friction of tricing line 53 by the second runner 409, it is stable to lift it
Property.
In another embodiment, the thickness of the first gear 405 is 5cm, or 4cm or 6cm, first gear
The a length of 4cm of tooth on 405, or 3cm or 5cm.
In another embodiment, the thickness of the second gear 406 is identical with the thickness of the first gear 405, the
Tooth length on two gears 406 is identical with the tooth length in first gear 405.
On suspension rod 401 on carry after weight, the ratcheting part stress between first gear 405 and second gear 406 is larger,
Unstable to skid when tooth length is shorter, tooth length is longer then to reduce tooth intensity, and tine length is that 3cm-5cm is preferable, while transverse tooth thickness degree
It is identical with the thickness of whole gear.
In another embodiment, protection device, the protection device bag should also be included with the crane of protective effect
Include mutually ratcheting the 3rd gear 412 and the 4th gear 413；3rd gear 412 is rotatably arranged in described second and fixed
On axle 411, and the 3rd gear 412 is fixedly connected with second gear 406；First expansion link 402 is provided with and the 3rd gear
Groove 414 corresponding to 412, the 4th gear 413 is hung in the tricing line 53, and the 4th gear 413 is located at the groove
414 surface, the bottom sidewall of groove 414 are provided with the internal tooth 415 that can block the 4th gear 413.
When tricing line 53 breaks down relaxation or fracture, then the 4th gear 413 is fallen into immediately below it groove 414
Interior, the 4th gear 413 is blocked and can not rotated by the internal tooth 415 in groove 414, while the 4th gear 413 and the tooth of the 3rd gear 412
The 3rd gear 412 is blocked in conjunction, and the 3rd gear 412 is fixedly connected with second gear 406, and second gear 406 is also stuck can not
Rotate, most first gear 405 is blocked and is unable to slow-roll stabilization and lives suspension rod 401 at last, avoid tricing line 53 break down relaxation or
Cause suspension rod 401 uncontrollably to rotate during fracture and cause security incident.
In another embodiment, support frame as described above 30 includes the first lifting platform 31, second being sequentially connected from bottom to up
Lifting platform 32, the 3rd lifting platform 33, the 4th lifting platform 34 and the 5th lifting platform 35；First lifting platform 31, the second lifting platform
32 and the 3rd lifting platform 33 central shaft on the same line, the central shaft of the 4th lifting platform 34 and the 5th lifting platform 35 is same
On straight line, the angle between the central shaft of the 4th lifting platform 34 and the central shaft of the 3rd lifting platform 33 is 170 degree, or 165
Degree or 175 degree.
In another embodiment, the second bearer cable 52, the second bearer cable should also be included with the crane of protective effect
The top of the 3rd lifting platform 33 is fixed in 52 one end, and the other end of the second bearer cable 52 is fixed on the weightening seat 20.It is logical
Cross the second bearer cable 52, reinforcement structure stability.
In another embodiment, the 3rd lifting platform 33 is provided with the 3rd runner 36, and the tricing line 53 is around the
Three runners 36.The trend of tricing line 53 is controlled by the 3rd runner 36, and increases the frictional force of tricing line 53, reinforcement structure is stable
Property.
In another embodiment, the 5th lifting platform 35 is provided with the 4th runner 37, first bearer cable 51 around
Cross the 4th runner 37.Control the first bearer cable 51 to turn to by the 4th runner 37, and increase the frictional force of the first bearer cable 51, add
Strong structure stability.
Embodiment described above only expresses specific embodiment of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to the utility model patent scope.It should be pointed out that for the common of this area
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the scope of protection of the utility model.
Claims (10)
- A kind of 1. crane with protective effect, it is characterised in that：Including pedestal, weightening seat, support frame and arm；The branch On pedestal, one end of the arm is hingedly coupled on support frame support；One end of the weightening seat and one end of pedestal It is fixedly connected, weightening seat is provided with the first take-up, and the first take-up is provided with the first bearer cable, and the one of the first bearer cable End is fixed on the first take-up, and the other end of the first bearer cable is fixed on arm on one end away from support frame.
- 2. the crane according to claim 1 with protective effect, it is characterised in that：The arm includes suspension rod, phase Mutually ratcheting first gear and second gear and the first expansion link, the second expansion link and the 3rd expansion link that are sequentially connected；Institute State the first expansion link and be provided with the first fixing axle and the second fixing axle, the first fixing axle and the second fixing axle with the first expansion link Vertically；The first gear is rotatably arranged in first fixing axle, and the suspension rod is fixed in first gear；Described Two gears are rotatably arranged in second fixing axle, and the second fixing axle is provided with first turn be fixedly connected with second gear Wheel；The weightening seat is provided with the second take-up, and the second take-up is provided with tricing line, and one end of tricing line is fixed on On two take-ups, the other end of tricing line is fixed on the first runner.
- 3. the crane according to claim 2 with protective effect, it is characterised in that：3rd expansion link is provided with The second runner corresponding with the first runner, the tricing line bypass the second runner.
- 4. the crane according to claim 2 with protective effect, it is characterised in that：The thickness of the first gear is 4cm-6cm, a length of 3cm-5cm of tooth in first gear.
- 5. the crane according to claim 4 with protective effect, it is characterised in that：The thickness of the second gear with The thickness of the first gear is identical, and the tooth length in second gear is identical with the tooth length in first gear.
- 6. the crane according to claim 2 with protective effect, it is characterised in that：This has the lifting of protective effect Machine also includes protection device, and the protection device includes mutually ratcheting the 3rd gear and the 4th gear；3rd gear can It is rotatably arranged in second fixing axle, and the 3rd gear is fixedly connected with second gear；First expansion link is provided with Groove corresponding with the 3rd gear, the 4th gear is hung in the tricing line, and the 4th gear is being located at the groove just Top, the bottom sidewall of groove are provided with the internal tooth that can block the 4th gear.
- 7. the crane according to claim 2 with protective effect, it is characterised in that：Support frame as described above include from it is lower to On the first lifting platform, the second lifting platform, the 3rd lifting platform, the 4th lifting platform and the 5th lifting platform that are sequentially connected；Described first The central shaft of lifting platform, the second lifting platform and the 3rd lifting platform on the same line, in the 4th lifting platform and the 5th lifting platform On the same line, the angle between the central shaft of the 4th lifting platform and the central shaft of the 3rd lifting platform is 165 degree -175 to mandrel Degree.
- 8. the crane according to claim 7 with protective effect, it is characterised in that：This has the lifting of protective effect Machine also includes the second bearer cable, and the top of the 3rd lifting platform, the other end of the second bearer cable are fixed in one end of the second bearer cable It is fixed on the weightening seat.
- 9. the crane according to claim 7 with protective effect, it is characterised in that：3rd lifting platform is provided with 3rd runner, the tricing line bypass the 3rd runner.
- 10. the crane according to claim 7 with protective effect, it is characterised in that：Set on 5th lifting platform There is the 4th runner, first bearer cable bypasses the 4th runner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720740365.7U CN206886567U (en) | 2017-06-23 | 2017-06-23 | A kind of crane with protective effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720740365.7U CN206886567U (en) | 2017-06-23 | 2017-06-23 | A kind of crane with protective effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206886567U true CN206886567U (en) | 2018-01-16 |
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ID=61315278
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720740365.7U Active CN206886567U (en) | 2017-06-23 | 2017-06-23 | A kind of crane with protective effect |
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| Country | Link |
|---|---|
| CN (1) | CN206886567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188050A (en) * | 2017-06-23 | 2017-09-22 | 四川庞源机械工程有限公司 | A kind of crane with protective effect |
-
2017
- 2017-06-23 CN CN201720740365.7U patent/CN206886567U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107188050A (en) * | 2017-06-23 | 2017-09-22 | 四川庞源机械工程有限公司 | A kind of crane with protective effect |
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