CN203212295U - Self-lifting weight carrier - Google Patents
Self-lifting weight carrier Download PDFInfo
- Publication number
- CN203212295U CN203212295U CN 201320172638 CN201320172638U CN203212295U CN 203212295 U CN203212295 U CN 203212295U CN 201320172638 CN201320172638 CN 201320172638 CN 201320172638 U CN201320172638 U CN 201320172638U CN 203212295 U CN203212295 U CN 203212295U
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- rope
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- bolster
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Abstract
The utility model discloses a self-lifting weight carrier, which comprises a cambered rack with a lifting hook at the bottom, wherein a driving chain wheel is installed at the lower part of the rack, and a slotted hole which extends upwards slantwise is formed in the upper part of the rack; the rack is rotatablely connected with a floating shaft which is arranged in the slotted hole in a penetrating manner; a driven chain wheel is arranged on the floating shaft; a chain is sleeved between the driving chain wheel and the driven chain wheel; a crawling chain wheel which is engaged with the inner ring side of the chain is arranged on the inner side of the rack; a rope for crawling is tightly pressed between the chain and a cambered groove of the crawling chain wheel; two crank arms arranged correspondingly are hinged to two side faces of the upper part of the rack; one supporting arms of the crank arms are sleeved on the floating shaft, and the upper parts of the other supporting arms of the two crank arms are provided with a safety locking mechanism for the rope to pass through and for clamping the rope when the floating shaft floats upwards along the slotted hole. According to the self-lifting weight carrier, a load and the rope are kept stable relatively when the chain becomes loose and even breaks, so that the phenomenon of slippage of the load and the machine along the rope is avoided; the self-lifting weight carrier has the advantage of safety and reliability in operation.
Description
Technical field
The utility model relates to a kind of self-lifting load carrying machine.
Background technology
At present, the load carrying device with elevating function has a lot, as crane, elevator machinery, driving, gin wheel, group, etc., these lifting load carrying devices need to use in the specific occasion, limited by environmental conditions, just existing lifting load carrying device can't use.As installing an air-conditioner in family or office space at present, mostly its off-premises station is by manually with rope it being pulled out the installation site to also have at the building top solar power is installed, and also is by manually with rope it being pulled out roof, both wasted time and energy, having potential safety hazard again.The patent No. is that 200710113526.0 Chinese invention patent discloses a kind of self-lifting load carrying device, though this self-lifting load carrying device can be about to weight certainly and be risen to the specified altitude assignment position from ground; The patent No. is that 201010173088.9 Chinese invention patent discloses another kind of self-lifting load carrying device, and this device is when the carrying weight is overweight, and actv. has prevented from occurring skidding.The basic structure of above-mentioned two kinds of self-lifting load carrying devices is to adopt sprocket wheel chain mutual extrusion rope and the rotation by sprocket wheel to realize lifting, because the mode of the chain strip adoption tensioner on the sprocket wheel guarantees the lifting of this device, in case fracture or loosening phenomenon appear in chain, this device and loads can freely fall along rope, have bigger potential safety hazard.
The utility model content
The technical problems to be solved in the utility model is to provide a kind of at above-mentioned defective still can guarantee the self-lifting load carrying machine that loads and rope keep relative stability when fracture appears in chain.
In order to solve the problems of the technologies described above, the utility model provides a kind of self-lifting load carrying machine of following structure, it comprises that curved and bottom is equipped with the frame of suspension hook, the bottom of frame is equipped with by engine installation and drives the drive sprocket that rotates, the top of frame is provided with the slotted hole of stretching in the inclination, is rotatably connected to the floating axle that is installed in the slotted hole on the frame, and driven sprocket is housed on the floating axle, be socketed with chain between the driving and driven sprocket wheel, the frame installed inside have with chain in the sprocket wheel of creeping of ring side engagement; Be pressed with between the deep-slotted chip breaker of chain and the sprocket wheel of creeping for its rope of creeping, its constructional feature is: the two sides of described upper rack also are hinged with the corresponding connecting lever that arranges, one support arm of connecting lever is sleeved on the floating axle, and the safety lock locking mechanism of clamping rope when the confession rope passes and floating axle upwards floats along slotted hole is equipped with on another support arm top of two connecting levers.
Described safety lock locking mechanism comprises the bolster on the support arm top that is connected two connecting levers, be connected with bracing frame on the bolster and be rotatably connected to runner, the limiting stopper that is oppositely arranged with runner is housed on the bracing frame, form between limiting stopper and the runner for what rope passed through and pass groove, bolster also is rotatably connected to drive with the runner normal-running fit and by connecting lever and inserts the arc inserted sheet that passes in the groove.
Be rotatablely equipped with turret on the described bolster, the upper end of described arc inserted sheet is installed on the turret and arc inserted sheet thickening gradually from bottom to top, the sidepiece of turret is provided with projection, the support arm inside face of described connecting lever is provided with the fork of stirring that cooperates with projection, be set with reduction torsion spring on the bolster, one end of reduction torsion spring is connected on the bolster, and the other end is connected on the turret.
The outside face of described runner is provided with annular groove, and described arc inserted sheet is arranged in this annular groove and can rotates along this annular groove.
Also be provided with the guide groove that passes for rope on the support frame as described above.
After adopting said structure, start engine installation and drive the drive sprocket rotation, chain when operation voluntarily the tensioner floating axle be arranged in the below of slotted hole, when the carrying weight, ring side and the engagement formation between the sprocket wheel of creeping are to the curable grip of rope in the chain, along with driving drive sprocket, engine installation rotates, this machine is creeped along rope, this self-lifting load carrying machine can be easily just weight rise to the specified altitude assignment position from ground, when chain occurs loosening even ruptures, by lockable mechanism this machine and rope are locked, thereby effectively prevented this machine and gone up the free landing of loads of hanging, improved the safety factor when this machine uses greatly.
In sum, the utility model can guarantee that when chain occurs loosening even ruptures loads and rope keep relative stability, and avoids occurring weight and this machine along the phenomenon of rope landing, has safety of operation, failure-free advantageous effect.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is described in further detail:
Fig. 1 is the structural representation of a kind of embodiment of the utility model;
Fig. 2 is the back view of Fig. 1;
Fig. 3 be among Fig. 1 A to scheme drawing;
Fig. 4 is the structural representation of safety lock locking mechanism;
Fig. 5 is the scheme drawing of analysing and observe along B-B line among Fig. 4;
Fig. 6 is the scheme drawing of analysing and observe along C-C line among Fig. 5.
The specific embodiment
Self-lifting load carrying machine as depicted in figs. 1 and 2, it comprises that curved and bottom is equipped with the frame 1 of suspension hook 10, the bottom of frame 1 is equipped with by engine installation and drives the drive sprocket 3 that rotates, the top of frame 1 is provided with the slotted hole of stretching in the inclination 8, this slotted hole 8 is the arc consistent with frame 1, be rotatably connected to the floating axle 9 that is installed in the slotted hole 8 on the frame 1, driven sprocket 2 is housed on the floating axle 9, be socketed with chain 4 between the driving and driven sprocket wheel, the frame installed inside has the sprocket wheel 5 of creeping with chain 4 interior ring side engagements; Be pressed with between the deep-slotted chip breaker of chain 4 and the sprocket wheel 5 of creeping for its rope of creeping 6, above-mentioned drive sprocket 3, driven sprocket 2 and the sprocket wheel 5 of creeping all adopt the version of double-stranded wheel, engine installation can be for being installed in the motor 23 on the frame 1, and rope 6 passes from the top between the lower space of chain 4 and the sprocket wheel 5 of creeping penetrates deep-slotted chip breaker through chain 4 and the sprocket wheel 5 of creeping.
As depicted in figs. 1 and 2, the two sides on frame 1 top also are hinged with the corresponding connecting lever 7 that arranges, connecting lever 7 has two overhanging support arms, one support arm of connecting lever 7 is sleeved on the floating axle 9, and the safety lock locking mechanism of clamping rope when confession rope 6 passes and floating axle 9 upwards floats along slotted hole 8 is equipped with on another support arm top of two connecting levers 7.
As Fig. 3, Fig. 4, Fig. 5 and shown in Figure 6, the safety lock locking mechanism comprises the bolster 11 on the support arm top that is connected two connecting levers 7, be connected with bracing frame 12 on the bolster 11 and be rotatably connected to runner 13, the limiting stopper 14 that is oppositely arranged with runner 13 is housed on the bracing frame 12, form between limiting stopper 14 and the runner 13 for what rope passed through and pass groove 15, bolster 11 also is rotatably connected to drive with runner 13 normal-running fiies and by connecting lever 7 and inserts the arc inserted sheet 16 that passes in the groove 15; The outside face of runner 13 is provided with annular groove 21, limiting stopper 14 and runner 13 relative positions are provided with curved surfaces, this curved surfaces and relative annular groove 21 form the above-mentioned groove 15 that passes, arc inserted sheet 16 is arranged in this annular groove 21 and can rotates along this annular groove 21, i.e. arc inserted sheet 16 and runner 13 concentric settings.Be rotatablely equipped with turret 17 on the bolster 11, the upper end of arc inserted sheet 16 is installed on the turret 17 and arc inserted sheet 16 thickening gradually from bottom to top, the sidepiece of turret 17 is provided with projection 18, the support arm inside face of connecting lever 7 is provided with stirring of cooperating with projection 18 and pitches 19, be set with reduction torsion spring 20 on the bolster 11, one end of reduction torsion spring 20 is connected on the bolster 11, and the other end is connected on the turret 17.Also be provided with the guide groove 22 that passes for rope on the bracing frame 12, can effectively prevent rope shake, thereby this machine of being beneficial to creeped along rope.
The utility model is suspended on weight on the suspension hook 10 in use, and 3 rotations make this machine creep along rope 6 thereby starter motor 23 drives drive sprocket; When the loosening or fracture of chain occurring, under the pulling force effect of weight, driving frame 1 moves downward, thereby make floating axle 9 move to the top of slotted hole 8, this moment, connecting lever 7 rotated around its hinge, stir 17 rotations of projection 18 driving turrets by stirring fork 19, thereby arc inserted sheet 16 is turned to along annular groove 21 to be passed in the groove 15, because arc inserted sheet 16 is at insertion end thickening gradually backward, thereby make the space of passing groove 15 more and more littler, thereby with the rope jam-packed, guaranteed that this machine and weight can not fall along rope, thereby guaranteed safety of operation, to prevent safety misadventure.
The above is specific constructive form of the present utility model; the utility model is not restricted to the described embodiments; the art personnel, replace all in protection domain of the present utility model based on equivalent variations and the parts of concrete structure on the utility model.
Claims (5)
1. self-lifting load carrying machine, comprise that curved and bottom is equipped with the frame of suspension hook (10) (1), the bottom of frame (1) is equipped with by engine installation and drives the drive sprocket (3) that rotates, the top of frame (1) is provided with the slotted hole of stretching in the inclination (8), be rotatably connected to the floating axle (9) that is installed in the slotted hole (8) on the frame (1), driven sprocket (2) is housed on the floating axle, be socketed with chain (4) between the driving and driven sprocket wheel, the frame installed inside has the sprocket wheel of creeping (5) with the engagement of the interior ring of chain (4) side; Be pressed with between the deep-slotted chip breaker of chain (4) and the sprocket wheel of creeping (5) for its rope of creeping (6), it is characterized in that: the two sides on described frame (1) top also are hinged with the corresponding connecting lever (7) that arranges, one support arm of connecting lever (7) is sleeved on the floating axle (9), and the safety lock locking mechanism of clamping rope when confession rope (6) passes and floating axle (9) upwards floats along slotted hole (8) is equipped with on another support arm top of two connecting levers (7).
2. self-lifting load carrying machine as claimed in claim 1, it is characterized in that: described safety lock locking mechanism comprises the bolster (11) on the support arm top that is connected two connecting levers (7), be connected with bracing frame (12) on the bolster (11) and be rotatably connected to runner (13), the limiting stopper (14) that is oppositely arranged with runner (13) is housed on the bracing frame (12), form between limiting stopper (14) and the runner (13) for what rope passed through and pass groove (15), bolster (11) also is rotatably connected to drive with runner (13) normal-running fit and by connecting lever (7) and inserts the arc inserted sheet (16) that passes in the groove (15).
3. self-lifting load carrying machine as claimed in claim 2, it is characterized in that: be rotatablely equipped with turret (17) on the described bolster (11), the upper end of described arc inserted sheet (16) is installed in that turret (17) is gone up and arc inserted sheet (16) thickening gradually from bottom to top, the sidepiece of turret (17) is provided with projection (18), the support arm inside face of described connecting lever (7) be provided with cooperate with projection (18) stir fork (19), be set with reduction torsion spring (20) on the bolster (11), one end of reduction torsion spring (20) is connected on the bolster (11), and the other end is connected on the turret (17).
4. as claim 2 or 3 described self-lifting load carrying machines, it is characterized in that: the outside face of described runner (13) is provided with annular groove (21), and described arc inserted sheet (16) is arranged in this annular groove (21) and can rotates along this annular groove (21).
5. self-lifting load carrying machine as claimed in claim 3 is characterized in that: also be provided with the guide groove (22) that passes for rope on the support frame as described above (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320172638 CN203212295U (en) | 2013-04-09 | 2013-04-09 | Self-lifting weight carrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320172638 CN203212295U (en) | 2013-04-09 | 2013-04-09 | Self-lifting weight carrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203212295U true CN203212295U (en) | 2013-09-25 |
Family
ID=49201847
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320172638 Expired - Fee Related CN203212295U (en) | 2013-04-09 | 2013-04-09 | Self-lifting weight carrier |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203212295U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104326414A (en) * | 2014-10-09 | 2015-02-04 | 潍坊万仞机电科技有限公司 | Self slide moving weight carrier |
| CN110962954A (en) * | 2019-12-19 | 2020-04-07 | 长沙理工大学 | Self-adaptive rope climbing detection robot |
-
2013
- 2013-04-09 CN CN 201320172638 patent/CN203212295U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104326414A (en) * | 2014-10-09 | 2015-02-04 | 潍坊万仞机电科技有限公司 | Self slide moving weight carrier |
| CN104326414B (en) * | 2014-10-09 | 2016-11-23 | 潍坊万仞机电科技有限公司 | A kind of from sliding weight carrier |
| CN110962954A (en) * | 2019-12-19 | 2020-04-07 | 长沙理工大学 | Self-adaptive rope climbing detection robot |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20130925 Termination date: 20200409 |