CN201678418U - Self-elevating weight-carrying device - Google Patents
Self-elevating weight-carrying device Download PDFInfo
- Publication number
- CN201678418U CN201678418U CN201020191607XU CN201020191607U CN201678418U CN 201678418 U CN201678418 U CN 201678418U CN 201020191607X U CN201020191607X U CN 201020191607XU CN 201020191607 U CN201020191607 U CN 201020191607U CN 201678418 U CN201678418 U CN 201678418U
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- Prior art keywords
- chain wheel
- double
- self
- duplex chain
- creeping
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- Expired - Fee Related
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Abstract
The utility model discloses a self-elevating weight-carrying device, which comprises two symmetrical brackets, a double-row driven chain wheel and a double-row drive chain wheel are respectively mounted at the top and the bottom between the two brackets, and a double-row ring-shaped chains are mounted on the double-row drive chain wheel and the double-row driven chain wheel; a chain tension device is mounted on the outer side of the center lines of the double-row drive chain wheel and the double-row driven chain wheel, and a double-row creeping chain wheel in arcuate-engagement with the inner ring of the double-row loop type chains is mounted on the inner side of the center lines of the double-row drive chain wheel and the double-row driven chain wheel; and an arc groove is formed on the double-row creeping chain wheel, a hoisting device is mounted at the bottom of each bracket, a power unit for driving the double-row drive chain wheel to rotate is mounted on one side of each bracket, the double-row driven chain wheel is mounted at the upper part between the two brackets, and a rope guiding wheel is mounted at the upper part of a floating device. With skillful structure, and flexible and convenient use, safety and high efficiency, the self-elevating weight-carrying device can lift heavy objects to a specified height from the ground conveniently, has low possibility of slipping, and is not restricted by the field environment.
Description
Technical field
The utility model relates to a kind of load carrying device with elevating function.
Background technology
At present, the load carrying device with elevating function has a lot, and as crane, elevator machinery, driving, gin wheel (group) etc., but these lifting load carrying devices need limited by environmental conditions, just existing lifting load carrying device can't use in the specific occasion 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, also have at building top installation solar power, also be by manually it being pulled out roof with rope, both wasted time and energy, had potential safety hazard again, and especially outside the residential building that burglary-resisting window is installed, reached and on the gable in building, off-premises station is installed, be difficult to especially install, even can't install.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, but tensioning voluntarily during owing to the chain operation, when the carrying weight was overweight, skidding might appear.
Summary of the invention
The technical problems to be solved in the utility model provides a kind of self-lifting load carrying device that weight rises to the specified altitude assignment position and be difficult for skidding from ground of can being about to certainly.
For solving the problems of the technologies described above, the utility model comprises support, described support is made up of two of symmetry, and the top between two plate racks, bottom are separately installed with driven duplex chain wheel, duplex chain wheel initiatively, and ring-like double strand chain is installed on driving and driven duplex chain wheel; The outside at driving and driven duplex chain wheel line of centers is equipped with chain stretching device, its installed inside have with ring-like double strand chain in the ring side curved ingear duplex chain wheel of creeping, the duplex chain wheel of creeping is provided with deep-slotted chip breaker, the bottom of support is equipped with chain sling, side at support is equipped with the engine installation that drives the rotation of active duplex chain wheel, to be described driven duplex chain wheel be installed in top between two plate racks by floating installation to its constructional feature, and the top of floating installation is equipped with the rope track adjusting wheel.
Described floating installation comprises that correspondence is arranged on the slotted eye on two plate rack tops, the outside of two plate racks is hinged with connecting lever, the bottom free end of connecting lever is equipped with the floating axle that passes described slotted eye, described driven duplex chain wheel is installed on this floating axle, and described rope track adjusting wheel is installed in two tops between the connecting lever.
The lower end of described connecting lever is hinged on two plate racks on described slotted eye top.
At the top of connecting lever the rope enclasp device is installed, this enclasp device has the sliding sleeve that is connected the connecting lever top, the bottom is sleeved on the lock sleeve in the sliding sleeve, sliding sleeve top, the cooresponding boss that is provided with in lock sleeve bottom, between two boss spring is installed, the top of lock sleeve has vertical profile and shape is trapezoidal cavity, in this cavity wedge shape is installed and holds piece tightly.
Described chain stretching device is the arc regulating plate that can regulate inside and outside two plate racks, be provided with on the extrados of arc regulating plate two with ring-like double strand chain on the cooresponding convex tendon in axle sleeve position.Or described chain stretching device is that be installed between two plate racks can the inside and outside double idler sprocket of regulating.
On the deep-slotted chip breaker of duplex chain wheel of creeping, be provided with the rope rope strand around to identical groove.
Described support is curved or arc.
The described duplex chain wheel of creeping is by creeping the duplex chain wheel axle mounting between two plate racks, end at the duplex chain wheel shaft of creeping is equipped with handle, the support of the other end outside is provided with lock sleeve relatively, be provided with flat hole in the lock sleeve, the duplex chain wheel shaft of creeping of this end is provided with and the cooresponding locking head of described flat hole shape.
During use, at first self-lifting load carrying device is placed ground, and its rope top is fixed on a certain position of building eminence (more than the object installation site), to be mounted object then is articulated on the chain sling, start engine installation, under the driving of engine installation, initiatively duplex chain wheel is made backward rotation with the duplex chain wheel of creeping under the drive of double strand chain, under the extruding of double strand chain and active duplex chain wheel, this load carrying device drives object and rises or descend along rope, will be mounted object and take the designated mounting position to.
From the above mentioned, this self-lifting load carrying device can be easily just weight rise to the specified altitude assignment position from ground, because driven duplex chain wheel is installed in top between two plate racks by floating installation, in chain when operation, is by floating installation tensioning voluntarily, when the carrying weight, the engagement force that encircles side in the ring-like double strand chain and creep between the duplex chain wheel increases, double strand chain and the curable grip of active duplex chain wheel have been increased to rope, be not prone to skidding, its structure is ingenious, flexible and convenient to use, and be not subjected to the place environmental restraint, safe and efficient.And on the arc groove of the duplex chain wheel of creeping, be provided with the rope rope strand around to identical groove, can increase double strand chain the curable grip of rope to be avoided occurring skidding with duplex chain wheel initiatively; At the top of support the rope enclasp device is installed, further increases its safety factor; Described support is curved or arc, can alleviate the overall weight of this self-lifting load carrying device, is easy to carry, moves.This self-lifting load carrying device can also be applied to transportation, the conveying of mine underground ore.
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 a structural representation of the present utility model;
Fig. 2 is the structural representation of Fig. 1 backsight;
Fig. 3 is the structural representation of Fig. 1 medium-height trestle;
The structural representation that Fig. 4 looks for Fig. 3 left side;
Fig. 5 is the structural representation of the duplex chain wheel of creeping among Fig. 1;
Fig. 6 is the structural representation of chain stretching device among Fig. 1;
Fig. 7 is transmission principle figure of the present utility model.
The specific embodiment
With reference to accompanying drawing, this self-lifting load carrying device has support 1, and this support 1 is made up of two of symmetry, is expendable weight, and two plate racks 1 are all curved or arc.Top between two plate racks 1, the bottom is separately installed with driven duplex chain wheel 2, active duplex chain wheel 7, leading, ring-like double strand chain 3 is installed on the driven duplex chain wheel, leading, the outside of driven duplex chain wheel line of centers is equipped with chain stretching device 4, its installed inside have with ring-like double strand chain 3 in the curved ingear of the ring sides duplex chain wheel 9 of creeping, be that ring-like double strand chain 3 is done circumduction around driven duplex chain wheel 2 under the driving of active duplex chain wheel 7, make ring-like double strand chain 3 with respect to the outside double strand chain at duplex chain wheel 9 centers of creeping to this center outside tensioning by chain stretching device 4, forming gusseted or arc supports, and the duplex chain wheel 9 of creeping makes ring-like double strand chain 3 with respect to the double strand chain of duplex chain wheel 9 center inside of creeping to this center outside tensioning, and curved and duplex chain wheel 9 engagement of creeping, 3 pairs of this inboard double strand chains duplex chain wheel 9 of creeping forms the cornerite of 60-180 degree.The duplex chain wheel 9 of creeping is installed between two plate racks 1 by the duplex chain wheel shaft 19 of creeping, end at the duplex chain wheel shaft 19 of creeping is equipped with handle 20, support 1 outside of the other end is provided with lock sleeve 27 relatively, be provided with flat hole near support 1 one sides in the lock sleeve 27, the duplex chain wheel shaft 19 of creeping of this end is provided with and the cooresponding locking head 26 of described flat hole shape, by the duplex chain wheel shaft 19 of creeping, handle 20, lock sleeve 27 and the locking head 26 common quick disassembly mechanisms of forming the duplex chain wheel 9 of creeping are to be convenient for changing ring-like double strand chain 3 and to install and change for its rope of creeping 8.Chain stretching device 4 is one can be along the inside and outside arc regulating plate of regulating of two plate racks 1, be provided with on the extrados of arc regulating plate two with ring-like double strand chain 3 on the cooresponding convex tendon 23 in axle sleeve position; Chain stretching device 4 also can the inside and outside double idler sprocket of regulating for being installed between two plate racks 1.On the duplex chain wheel 9 of creeping, be provided with deep-slotted chip breaker, between the deep-slotted chip breaker of the double strand chain 3 and the duplex chain wheel 9 of creeping, be pressed with for its rope of creeping 8, rope 8 is compressed by connecting panel and the deep-slotted chip breaker in the middle of on the double strand chain, deep-slotted chip breaker be provided with rope 8 rope strands around to identical groove 16, to increase the double strand chain and the friction force of duplex chain wheel of creeping, avoid occurring skidding to rope.In the bottom of support 1 chain sling 6 is installed, this chain sling 6 can be to be installed in suspension hook in two plate racks, the 1 base pins axis hole by bearing pin 25, also can other known configurations.Side at support 1 is equipped with the engine installation 17 that drives 7 rotations of active duplex chain wheel, this engine installation 17 is an electrical motor, pass through worm gear, worm gearing drives initiatively, and duplex chain wheel 7 rotates, and the control of electrical motor both can have been adopted manually by key control (as adopting the manual control mode of driving), also can adopt the remote control mode, by worm gear, the speed reduction gearing that worm screw is formed is arranged in the reducer shell, be provided with line guide 21 down on the support 1 of active duplex chain wheel 7 both sides, this time line guide 21 can be into a single integrated structure with reducer shell.Aforesaid driven duplex chain wheel 2 is installed in top between two plate racks 1 by floating installation, this floating installation comprises that correspondence is arranged on the slotted eye 22 on two plate racks, 1 top, slotted eye 22 is along the oblique setting of ring-like double strand chain 3 center line connecting directions, the outside of two plate racks 1 is hinged with connecting lever 5, be provided with articulated column 24 in two plate racks, 1 top outer correspondence, this articulated column 24 generally is positioned at top, slotted eye 22 centers, and the lower end of connecting lever 5 is hinged on the articulated column 24; Certainly, articulated column 24 also can be that correspondence is arranged on the axis hole on two plate racks 1, the lower end of connecting lever 5 is hinged in the axis hole by adapter shaft, the bottom free end of connecting lever 5 is equipped with the floating axle 18 that passes slotted eye 22, driven duplex chain wheel 2 is installed on this floating axle 18, and the top between two connecting levers 5 is equipped with rope track adjusting wheel 10.In the present embodiment, connecting lever 5 roughly is the L type, and floating axle 18 is installed on the galianconism of L type connecting lever, and rope track adjusting wheel 10 is installed in the top of two L type connecting levers, and the corner of L type connecting lever is the hinge-point between connecting lever 5 and the support 1.Driven duplex chain wheel 2 of the present utility model is installed in top between two plate racks 1 by floating installation, driving driven duplex chain wheel 2 by connecting lever 5 by floating axle 18 during the chain operation upwards slides along slotted eye 22, the tensioning voluntarily of ring-like double strand chain 3, when the carrying weight, the engagement force that encircles side in the ring-like double strand chain and creep between the duplex chain wheel increases, increased double strand chain and the curable grip of active duplex chain wheel, be not prone to skidding rope.Top at connecting lever 5 also is equipped with rope enclasp device 15, this enclasp device 15 has the sliding sleeve 11 that is connected connecting lever 5 tops, the bottom is sleeved on the lock sleeve 13 in the sliding sleeve 11, sliding sleeve 11 tops, the cooresponding boss that is provided with in lock sleeve 13 bottoms, spring 12 is installed between two boss, and the top of lock sleeve 13 has the elevation profile shape and is trapezoidal cavity, wedge shape is installed in this cavity holds piece 14 tightly, further increase its safety factor, wedge shape is held tightly between piece 14 and the rope 8 has certain friction force.
Claims (10)
1. self-lifting load carrying device, comprise support (1), described support (1) is made up of two of symmetry, top, bottom between two plate racks (1) is separately installed with driven duplex chain wheel (2), active duplex chain wheel (7), and ring-like double strand chain (3) is installed on driving and driven duplex chain wheel; Leading, the outside of driven duplex chain wheel line of centers is equipped with chain stretching device (4), its installed inside have with ring-like double strand chain (3) in the ring side curved ingear duplex chain wheel (9) of creeping, the duplex chain wheel (9) of creeping is provided with deep-slotted chip breaker, the bottom of support (1) is equipped with chain sling (6), side at support (1) is equipped with the engine installation (17) that drives active duplex chain wheel (7) rotation, it is characterized in that described driven duplex chain wheel (2) is installed in top between two plate racks (1) by floating installation, the top of floating installation is equipped with rope track adjusting wheel (10).
2. self-lifting load carrying device according to claim 1, it is characterized in that described floating installation comprises that correspondence is arranged on the slotted eye (22) on two plate racks (1) top, the outside of two plate racks (1) is hinged with connecting lever (5), the bottom free end of connecting lever (5) is equipped with the floating axle (18) that passes described slotted eye (22), described driven duplex chain wheel (2) is installed on this floating axle (18), and described rope track adjusting wheel (10) is installed in the top between two connecting levers (5).
3. self-lifting load carrying device according to claim 2 is characterized in that the lower end of described connecting lever (5) is hinged on two plate racks (1) on described slotted eye (22) top.
4. self-lifting load carrying device according to claim 1, it is characterized in that the rope enclasp device being installed at the top of connecting lever (5), this enclasp device has the sliding sleeve (11) that is connected connecting lever (5) top, the bottom is sleeved on the lock sleeve (13) in the sliding sleeve (11), sliding sleeve (11) top, the cooresponding boss that is provided with in lock sleeve (13) bottom, spring (12) is installed between two boss, the top of lock sleeve (13) has the elevation profile shape and is trapezoidal cavity, wedge shape is installed in this cavity holds piece (14) tightly.
5. self-lifting load carrying device according to claim 1, it is characterized in that described chain stretching device (4) is one can be along the inside and outside arc regulating plate of regulating of two plate racks (1), be provided with on the extrados of arc regulating plate two with ring-like double strand chain (3) on the cooresponding convex tendon in axle sleeve position (23).
6. self-lifting load carrying device according to claim 1 is characterized in that described chain stretching device (4) can the inside and outside double idler sprocket of regulating between two plate racks (1) for being installed in.
7. self-lifting load carrying device according to claim 1, it is characterized in that on the deep-slotted chip breaker of the duplex chain wheel of creeping (9), being provided with rope (8) rope strand around to identical groove (16).
8. self-lifting load carrying device according to claim 1 is characterized in that described support (1) is curved.
9. self-lifting load carrying device according to claim 1 is characterized in that described support (1) is arc.
10. self-lifting load carrying device according to claim 1, it is characterized in that the described duplex chain wheel of creeping (9) is installed between two plate racks (1) by the duplex chain wheel shaft (19) of creeping, end at the duplex chain wheel shaft (19) of creeping is equipped with handle (20), the support (1) of the other end outside is provided with lock sleeve (27) relatively, lock sleeve is provided with flat hole in (27), and the duplex chain wheel shaft (19) of creeping of this end is provided with and the cooresponding locking head of described flat hole shape (26).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020191607XU CN201678418U (en) | 2010-05-17 | 2010-05-17 | Self-elevating weight-carrying device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020191607XU CN201678418U (en) | 2010-05-17 | 2010-05-17 | Self-elevating weight-carrying device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201678418U true CN201678418U (en) | 2010-12-22 |
Family
ID=43343471
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020191607XU Expired - Fee Related CN201678418U (en) | 2010-05-17 | 2010-05-17 | Self-elevating weight-carrying device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201678418U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823677A (en) * | 2010-05-17 | 2010-09-08 | 潍坊万仞机电科技有限公司 | Self-lifting load carrying device |
-
2010
- 2010-05-17 CN CN201020191607XU patent/CN201678418U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101823677A (en) * | 2010-05-17 | 2010-09-08 | 潍坊万仞机电科技有限公司 | Self-lifting load carrying device |
| CN101823677B (en) * | 2010-05-17 | 2012-04-25 | 潍坊万仞机电科技有限公司 | Self-lifting load carrying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101222 Termination date: 20120517 |