CN106352020A - Lifting device and rigid chain transmission structure thereof - Google Patents
Lifting device and rigid chain transmission structure thereof Download PDFInfo
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- CN106352020A CN106352020A CN201510418565.6A CN201510418565A CN106352020A CN 106352020 A CN106352020 A CN 106352020A CN 201510418565 A CN201510418565 A CN 201510418565A CN 106352020 A CN106352020 A CN 106352020A
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Abstract
The invention relates to a lifting device and a rigid chain transmission structure thereof. The rigid chain transmission structure comprises multiple connecting plates and multiple transmission units, every two adjacent transmission units are connected through the corresponding connecting plate to form a one-way rotation chain structure, and each transmission unit comprises a transmission plate, a transmission pillar, a connecting part, a first connecting shaft and a second connecting shaft. Every two adjacent transmission units support each other for transmission, each transmission unit is in rotary connection with the two corresponding connecting plates through the corresponding first connecting shaft and the corresponding second connecting shaft, and the first connecting shafts and the second connecting shafts are stressed parts for transmission of the transmission units; every two adjacent transmission units achieve transmission through the transmission pillars which are also stressed parts for transmission of the transmission units; the first connecting shafts and the second connecting shafts are connected to first plates, the transmission pillars are connected to second plates, and the first plates and the second plates are perpendicularly connected. In this way, stress is dispersed, the transmission units are stressed evenly as a whole, damage is not prone to occurrence, and maintaining cost is lowered.
Description
Technical field
The present invention relates to mechanically operated technical field, more particularly to a kind of lowering or hoisting gear and its rigid chain pass
Dynamic structure.
Background technology
It is required to use actuating device in industries such as multi-storied garage, logistics transmission, processing and manufacturing, escalators,
Traditional actuating device generally requires supporting deeper foundation ditch, and occupation of land space is big, manufacturing cost is high and keeps in repair
High cost.
According to rigid chain drive structure, power can be obtained by ratchet, be turned to by chute, profit
It is driven with the transmission capacity of itself it is not necessary to supporting deeper foundation ditch, floor space is little, manufacturing cost
Low.But, general rigid chain drive structure, bears the position of pressure between its two adjacent gear unit
Put and be easily damaged, maintenance cost is high.
Content of the invention
Based on this it is necessary to be easily damaged for rigid chain drive structure pressure-bearing position, high the asking of maintenance cost
Topic, provides a kind of lowering or hoisting gear and its rigid chain drive structure.
A kind of rigid chain drive structure, including multiple connecting plates and multiple gear unit；
Described connecting plate connects the chain structure that the described gear unit of adjacent two forms one-directional rotation, described
First axis hole and the second axis hole are offered on connecting plate；
Described gear unit include driver plate, take off post, connector, the first connecting shaft and the second connecting shaft；
Described driver plate includes the first plate and the second plate, and described first plate is vertical with described second plate to be connected, and described
Triaxial hole and the 4th axis hole are offered on one plate, described second plate offers transmission groove；Described transmission
Post is fixedly connected on described second plate by described connector；
Wherein, described first connecting shaft runs through described the of described Triaxial hole and one of described connecting plate
One axis hole, makes described gear unit be rotatably connected with one of described connecting plate；Described second connecting shaft
Run through described second axis hole of described 4th axis hole and another described connecting plate, make described gear unit with another
One described connecting plate is rotatably connected；Take off post described in one of described gear unit can snap in
The transmission groove of another adjacent described gear unit of described gear unit, two adjacent described transmissions are single
Unit passes through the described transmission that takes off post.
Wherein in an embodiment, the edge of described connecting plate forms the circle for avoiding described gear unit
Angle.
Wherein in an embodiment, described first plate is formed for avoiding phase near the edge of described connecting plate
The fillet of adjacent described first plate of described gear unit.
Wherein in an embodiment, described second plate offers stud bolt hole；
Described connector includes contiguous block and stud, and described contiguous block at least offers two connecting holes, institute
State stud and run through described stud bolt hole and one of connecting hole, so that described contiguous block is connected with described second plate；
Described taking off post is run through another connecting hole and is connected with described contiguous block.
Wherein in an embodiment, one of described connecting hole is waist hole.
Wherein in an embodiment, described second plate is further opened with stopper slot, partly the described position that takes off post
In described stopper slot.
Wherein in an embodiment, the shape of described transmission groove and described stopper slot is circular arc, institute
State the distance between the center of circle of transmission groove and center of circle of described stopper slot, be described first axis hole center with
1.5 times of the distance between the center of described second axis hole.
Wherein in an embodiment, between the center of the center of described first axis hole and described second axis hole
Distance is equal with the distance between the center of described Triaxial hole and center of described 4th axis hole.
Wherein in an embodiment, the quantity of the described driver plate of each described gear unit is two, two
The symmetrical configuration of individual described driver plate；
Described connecting plate includes the first connecting plate being parallel to each other and the second connecting plate, described first axle hole position in
On described first connecting plate and described second connecting plate, described second axis hole is located at described first connecting plate and institute
State on the second connecting plate, the symmetrical configuration of described first connecting plate and described second connecting plate, and described first
Connecting plate and described second connecting plate are located between two described driver plates；
Described first connecting shaft runs through the described Triaxial hole of two described driver plates, and described first connection
Described first axis hole of plate and described first axis hole of described second connecting plate；Described second connecting shaft runs through two
Described 4th axis hole of individual described driver plate, and described second axis hole and described of described first connecting plate
Described second axis hole of two connecting plates.
Wherein in an embodiment, described gear unit also includes the first connecting post and the second connecting post, institute
State and the first reinforced hole and the second reinforced hole are further opened with the first plate；
Described first connecting post runs through described first reinforced hole of two described driver plates, described first connecting post
It is connected with two described driver plates respectively；Described second connecting post runs through described the second of two described driver plates
Reinforced hole, described second connecting post is connected with two described driver plates respectively.
Wherein in an embodiment, described first connecting post takes off post near described, described first connecting post
On offer screwed hole；
Described second connecting post is near described transmission groove；
Described stating offers stud bolt hole on the second plate；
Described connector includes contiguous block and stud, and described contiguous block at least offers two connecting holes；Institute
State stud and run through described stud bolt hole and one of connecting hole, so that described contiguous block is connected with described second plate,
And the end of described stud is located in described screwed hole and is threadeded with described first connecting post；
Described taking off post is run through another connecting hole and is connected with described contiguous block.
Wherein in an embodiment, the circular in cross-section of described first connecting shaft and described second connecting shaft；
Described first connecting shaft runs through the described Triaxial hole of two described driver plates, and described second connecting shaft runs through two
Described 4th axis hole of individual described driver plate；
All it is arranged with axle sleeve in described first connecting shaft and described second connecting shaft；
The two ends of described first connecting shaft and described second connecting shaft all pass described first plate, and described first even
The two ends of spindle and described second connecting shaft are all arranged with steering roller.
Wherein in an embodiment, described first connecting shaft and described second connecting shaft are multidiameter.
A kind of lowering or hoisting gear, including device body, hoistable platform and rigid chain drive structure, described rigid chain
Drive mechanism is arranged on described device body, and described rigid chain drive structure is used for hoistable platform described in jack-up.
Above-mentioned lowering or hoisting gear and its rigid chain drive structure, mutually support between two adjacent gear units into
Row transmission, gear unit is rotatably connected with two connecting plates respectively by the first connecting shaft and the second connecting shaft,
At the stress that first connecting shaft and the second connecting shaft are driven for gear unit；Two adjacent gear units pass through
Take off post transmission, at the stress being also driven for gear unit that takes off post；First connecting shaft and the second connecting shaft are even
Connect on the first panel, take off post connection on the second plate, and the first plate and the second plate vertically connect, and are therefore subject to
Disperse at power, gear unit entirety uniform force, it is not easy to damage, reduces maintenance cost.Take off post card
Enter in transmission groove and be reliably connected with the second plate so that taking off post, and transmission groove increases and takes off post
Lifting surface area, taking off post, it is fragile not allow.Meanwhile, the part taking off post as main transmission and pressure-bearing,
Miscellaneous part is easier to damage relatively, if taking off post damage, from connector, it can be removed replacing,
Miscellaneous part does not need to dismount, and it is convenient therefore to change, and reduce further maintenance cost.
Brief description
Fig. 1 is the front view of an embodiment rigidity chain drive structure；
Fig. 2 is the right view of rigid chain drive structure shown in Fig. 1；
Fig. 3 is the left view of rigid chain drive structure shown in Fig. 1；
Fig. 4 is the top view of rigid chain drive structure shown in Fig. 1；
Fig. 5 is the a-a sectional view of rigid chain drive structure shown in Fig. 1；
Fig. 6 is the expanded view of the driver plate of rigid chain drive structure shown in Fig. 1；
Fig. 7 is the front view of the driver plate of rigid chain drive structure shown in Fig. 1；
Fig. 8 is the left view of the driver plate of rigid chain drive structure shown in Fig. 7；
Fig. 9 is the schematic diagram of the contiguous block of rigid chain drive structure shown in Fig. 1.
Specific embodiment
For the ease of understanding the present invention, below with reference to relevant drawings to lowering or hoisting gear and its rigid Chain conveyer knot
Structure is described more fully.The first-selected enforcement of lowering or hoisting gear and its rigid chain drive structure is given in accompanying drawing
Example.But, lowering or hoisting gear and its rigid chain drive structure can be realized, not in many different forms
It is limited to embodiment described herein.On the contrary, provide the purpose of these embodiments be make to lowering or hoisting gear and
The disclosure of its rigid chain drive structure is more thoroughly comprehensive.
Unless otherwise defined, all of technology used herein and scientific terminology and the technology belonging to the present invention
The implication that the technical staff in field is generally understood that is identical.Herein in lowering or hoisting gear and its rigid chain drive structure
Term used in the description be intended merely to describe the purpose of specific embodiment it is not intended that in restriction
The present invention.
As shown in Figure 1 and Figure 2, the rigid chain drive structure 10 of an embodiment includes multiple connecting plates 100
With multiple gear units 200.Connecting plate 100 connects adjacent two gear unit 200 and forms one-directional rotation
Chain structure, in one embodiment, the edge of connecting plate 100 can be formed for avoiding gear unit 200
Fillet 120.First axis hole 140 and the second axis hole (not shown) are offered on connecting plate 100.
Referring also to Fig. 3 to Fig. 5, gear unit 200 includes driver plate 220, take off post 240, connector
260th, the first connecting shaft 280 and the second connecting shaft 320.Referring also to Fig. 6 to Fig. 8, driver plate 220 wraps
Include the first plate 222 and the second plate 224, the first plate 222 and the second plate 224 vertically connect, the first plate 222
On offer Triaxial hole 2222 and the 4th axis hole 2224, in one embodiment, the first plate 222 is near even
The edge of fishplate bar 100 forms the fillet 2226 of the first plate 222 for avoiding adjacent gear unit 200.
Transmission groove 2242 is offered on second plate 224.Take off post and 240 be fixedly connected on by connector 260
On two plates 224.
Wherein, the first connecting shaft 280 runs through the first axle of Triaxial hole 2222 and one of connecting plate 100
Hole 140, makes gear unit 200 be rotatably connected with one of connecting plate 100.Second connecting shaft 320
Run through the second axis hole of the 4th axis hole 2224 and another connecting plate 100, make gear unit 200 with another
Individual connecting plate 100 is rotatably connected.Taking off post of one of gear unit 200 240 can snap in and pass
The transmission groove 2242 of another adjacent gear unit 200 of moving cell 200, adjacent two gear units
200 by 240 transmissions that take off post.
Mutually support between two adjacent gear units 200 and be driven, gear unit 200 passes through first
Connecting shaft 280 and the second connecting shaft 320 are rotatably connected with two connecting plates 100 respectively, the first connecting shaft
280 and second connecting shaft 320 be at the stress of gear unit 200 transmission.Two adjacent gear units 200
By 240 transmissions that take off post, at 240 stress being also driven for gear unit 200 that take off post.First connection
Axle 280 and the second connecting shaft 320 are connected on the first plate 222, and taking off post 240 is connected to the second plate 224
On, and the first plate 222 and the second plate 224 vertically connect, and disperses therefore at stress, gear unit 200 is whole
Body uniform force, it is not easy to damage, reduces maintenance cost.Take off post and 240 snap in transmission groove 2242,
So that take off post 240 being reliably connected with the second plate 224, and transmission groove 2242 increases and takes off post 240
Lifting surface area, take off post 240 do not allow fragile.Meanwhile, take off post and 240 as main transmission and hold
The part of pressure, relatively miscellaneous part are easier to damage, if taking off post 240 damages, can be by it from connection
Replacing is removed on part 260, miscellaneous part does not need to dismount, it is convenient therefore to change, and reduce further dimension
Accomplish this.
Wherein in an embodiment, the second plate 224 offers stud bolt hole 2244.Connector 260 includes
Contiguous block 262 and stud 264, referring also to Fig. 9, contiguous block 262 at least offers two connecting holes
2622, stud 264 runs through stud bolt hole 2244 and one of connecting hole 2622, makes contiguous block 262 and
Two plates 224 connect.Take off post and 240 run through another connecting hole 2622 and be connected with contiguous block 262.Pass through
Second plate 224 240 is connected by contiguous block 262 and stud 264 with taking off post, and the reliability of connection is high, and
And take off post and 240 can easily dismount, if 240 damages that take off post can easily be changed.Further,
In one embodiment, one of connecting hole 2622 is waist hole, and setting waist hole can easily adjust transmission
The distance between post 240 and stud 264, make to take off post 240 with transmission groove 2242 coordinate more accurate.
Further, in one embodiment, contiguous block 262 is provided with fillet further away from the edge of stud 264, prevents
Only scratching is to miscellaneous part.Stud 264 can be studs, and two ends are fixed by nut, stud 264
The upper position connecting contiguous block 262 can be finishing.
Referring back to Fig. 2, Fig. 8, further, in one embodiment, the second plate 224 is further opened with spacing
Groove 2246, section transmission post 240 is located in stopper slot 2246, takes off post 240 and second to accurately define
The position of plate 224.The shape of transmission groove 2242 and stopper slot 2246 is circular arc, transmission groove 2242
The distance between the center of circle of the center of circle and stopper slot 2246, be center and second axis hole of the first axis hole 140
1.5 times of the distance between center.If by between the center of the first axis hole 140 and the center of the second axis hole
Distance definition be pitch, the distance between center of circle of the center of circle of transmission groove 2242 and stopper slot 2246 etc.
In 1.5 times of pitch.Take off post 240 cross section can be circle, transmission groove 2242 and stopper slot
2246 shape 240 matches with taking off post respectively, on the one hand can accurately define take off post 240 position,
On the other hand can increase take off post 240 lifting surface area, reduce the probability that 240 pressure-bearings that take off post are damaged.
Wherein in an embodiment, the distance between the center of the first axis hole 140 and the center of the second axis hole,
Equal with the distance between the center of Triaxial hole 2222 and center of the 4th axis hole 2224.I.e. Triaxial hole
The distance between center of 2222 center and the 4th axis hole 2224 is equal to pitch.Due to Triaxial hole 2222
Corresponding with the position of the first axis hole 140 of one of connecting plate 100, the 4th axis hole 2224 and another
The position of the second axis hole of connecting plate 100 corresponds to, adjacent the on two therefore adjacent driver plates 220
The distance between center of the center of Triaxial hole 2222 and the 4th axis hole 2224 is also equal to pitch.Order arranges
Multiple driver plates 220 on, the distance between alternately arranged Triaxial hole 2222 and the 4th axis hole 2224
Equal, being evenly distributed of power, improve mechanical strength.
Wherein in an embodiment, the quantity of the driver plate 220 of each gear unit 200 is two, two
The symmetrical configuration of individual driver plate 220.Connecting plate 100 includes the first connecting plate 160 and second being parallel to each other
Connecting plate 180, the first axis hole 140 is located on the first connecting plate 160 and the second connecting plate 180, the second axle
Hole position on the first connecting plate 160 and the second connecting plate 180, the first connecting plate 160 and the second connecting plate 180
Symmetrical configuration, and the first connecting plate 160 and the second connecting plate 180 be located between two driver plates 220.
First connecting shaft 280 runs through the Triaxial hole 2222 of two driver plates 220, and the first connecting plate 160
First axis hole 140 and the first axis hole 140 of the second connecting plate 180.Second connecting shaft 320 runs through two biographies
4th axis hole 2224 of dynamic plate 220, and the second axis hole of the first connecting plate 160 and the second connecting plate 180
The second axis hole.Two driver plates 220 of symmetrical setting, and symmetrical setting the first connecting plate 160 and
Two connecting plates 180, can make the structure of gear unit 200 more firm, the distribution of power is more uniform.
Further, in one embodiment, gear unit 200 can also include the first connecting post 340 and
Two connecting posts 360, referring back to Fig. 7, the first plate 222 can also offer the first reinforced hole 2228 and
Two reinforced holes 2229.First connecting post 340 runs through the first reinforced hole 2228 of two driver plates 220, and first
Connecting post 340 is connected with two driver plates 220 respectively.Second connecting post 360 runs through two driver plates 220
The second reinforced hole 2229, the second connecting post 360 is connected with two driver plates 220 respectively.Setting first is even
Connect post 340 and the second connecting post 360 can reinforce the connection between two driver plates 220.First connecting post
340 near taking off post 240, and the second connecting post 360 is near transmission groove 2242.Further, real one
Apply in example, the first connecting post 340 offers screwed hole (not shown), the end of stud 264 is located at
Threaded with the first connecting post 340 in the screwed hole of the first connecting post 340, make structure more firm.
In one embodiment, the second connecting post 360 can also offer screwed hole (not shown), pass
Moving cell 200 can also include the threaded post 380 roughly the same with the structure of stud 264, and threaded post 380 is worn
Cross the second plate 224, end is stretched in the screwed hole of the second connecting post 360 and threadeded with the second connecting post 360,
Make structure more firm.
Referring back to Fig. 4, Fig. 5, wherein in an embodiment, the first connecting shaft 280 and the second connecting shaft 320
Circular in cross-section, the first connecting shaft 280 runs through the Triaxial hole 2222 of two driver plates 220, second
Connecting shaft 320 runs through the 4th axis hole 2224 of two driver plates 220.First connecting shaft 280 and the second connection
Axle sleeve 420 is all arranged with axle 320, the surface smoothness of the first connecting shaft 280 and the second connecting shaft 320 is relatively
Height, with the cooperation of axle sleeve 420 gap, axle sleeve 420 can be in the first connecting shaft 280 and the second connecting shaft 320
Upper rotation, with reduce for drive the sprocket wheel of rigid chain drive structure 10 respectively with the first connecting shaft 280 and the
Friction between two connecting shafts 320, extends the service life of rigid chain drive structure 10.In one embodiment,
The two ends of the first connecting shaft 280 and the second connecting shaft 320 all pass the first plate 222, the first connecting shaft 280 He
The two ends of the second connecting shaft 320 are all arranged with steering roller 440, are easy to guide.
In one embodiment, the first connecting shaft 280, the second connecting shaft 320, the first connecting post 340 and second
Connecting post 360 can be multidiameter.During installation, axle sleeve 420, the first plate 222 and steering roller 440
Can easily be enclosed within the first connecting shaft 280 or the second connecting shaft 320, and the first plate 222 and steering rolling
Wheel 440 can respectively with stepped locations clamping, convenient install.
The lowering or hoisting gear of one embodiment includes device body, hoistable platform and the rigidity shown in Fig. 1 to Fig. 9
Chain drive structure 10, rigid chain drive structure 10 is arranged on device body, and rigid chain drive structure 10 is used
In jack-up hoistable platform.
Device body can include sprocket wheel, the power source that sprocket wheel can move as rigid chain drive structure 10,
When sprocket wheel, several gear units 200 at sprocket wheel are gradually mutually disengaged, in the guiding of sprocket wheel
Under the collective effect of groove and gravity, adjacent two gear units 200 gradually abut cooperation it is achieved that just again
Property transmission.Turn rearward portion rigidity chain drive structure 10 and plumbness is changed into by horizontality.Transmission is single
Unit 200 between mutually support, limit reversely rotate it is ensured that rigidity.
Mutually support between two adjacent gear units 200 and be driven, gear unit 200 passes through first
Connecting shaft 280 and the second connecting shaft 320 are rotatably connected with two connecting plates 100 respectively, the first connecting shaft
280 and second connecting shaft 320 be at the stress of gear unit 200 transmission.Two adjacent gear units 200
By 240 transmissions that take off post, at 240 stress being also driven for gear unit 200 that take off post.First connection
Axle 280 and the second connecting shaft 320 are connected on the first plate 222, and taking off post 240 is connected to the second plate 224
On, and the first plate 222 and the second plate 224 vertically connect, and disperses therefore at stress, gear unit 200 is whole
Body uniform force, it is not easy to damage, reduces maintenance cost.Take off post and 240 snap in transmission groove 2242,
So that take off post 240 being reliably connected with the second plate 224, and transmission groove 2242 increases and takes off post 240
Lifting surface area, take off post 240 do not allow fragile.Meanwhile, take off post and 240 as main transmission and hold
The part of pressure, relatively miscellaneous part are easier to damage, if taking off post 240 damages, can be by it from connection
Replacing is removed on part 260, miscellaneous part does not need to dismount, it is convenient therefore to change, and reduce further dimension
Accomplish this.
Each technical characteristic of embodiment described above can arbitrarily be combined, for making description succinct, not right
The all possible combination of each technical characteristic in above-described embodiment is all described, as long as however, these skills
There is not contradiction in the combination of art feature, be all considered to be the scope of this specification record.
Embodiment described above only have expressed the several embodiments of the present invention, and its description is more concrete and detailed,
But can not therefore be construed as limiting the scope of the patent.It should be pointed out that for this area
For those of ordinary skill, without departing from the inventive concept of the premise, can also make and some deform and change
Enter, these broadly fall into protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be with appended power
Profit requires to be defined.
Claims (12)
1. a kind of rigid chain drive structure is it is characterised in that include multiple connecting plates and multiple gear unit；
Described connecting plate connects the chain structure that the described gear unit of adjacent two forms one-directional rotation, described
First axis hole and the second axis hole are offered on connecting plate；
Described gear unit include driver plate, take off post, connector, the first connecting shaft and the second connecting shaft；
Described driver plate includes the first plate and the second plate, and described first plate is vertical with described second plate to be connected, and described
Triaxial hole and the 4th axis hole are offered on one plate, described second plate offers transmission groove；Described transmission
Post is fixedly connected on described second plate by described connector；
Wherein, described first connecting shaft runs through described the of described Triaxial hole and one of described connecting plate
One axis hole, makes described gear unit be rotatably connected with one of described connecting plate；Described second connecting shaft
Run through described second axis hole of described 4th axis hole and another described connecting plate, make described gear unit with another
One described connecting plate is rotatably connected；Take off post described in one of described gear unit can snap in
The transmission groove of another adjacent described gear unit of described gear unit, two adjacent described transmissions are single
Unit passes through the described transmission that takes off post.
2. rigid chain drive structure according to claim 1 is it is characterised in that open on described second plate
It is provided with stud bolt hole；
Described connector includes contiguous block and stud, and described contiguous block at least offers two connecting holes, institute
State stud and run through described stud bolt hole and one of connecting hole, so that described contiguous block is connected with described second plate；
Described taking off post is run through another connecting hole and is connected with described contiguous block.
3. rigid chain drive structure according to claim 2 is it is characterised in that one of described company
Connecing hole is waist hole.
4. rigid chain drive structure according to claim 2 is it is characterised in that go back on described second plate
Offer stopper slot, partly described take off post in described stopper slot.
5. rigid chain drive structure according to claim 4 it is characterised in that described transmission groove and
The shape of described stopper slot is circular arc, between the center of circle of the center of circle of described transmission groove and described stopper slot
Distance, be 1.5 times of the distance between the center of center and described second axis hole of described first axis hole.
6. rigid chain drive structure according to claim 1 is it is characterised in that described first axis hole
The distance between center of center and described second axis hole, center and described 4th axle with described Triaxial hole
The distance between the center in hole is equal.
7. rigid chain drive structure according to claim 1 is it is characterised in that each described transmission is single
The quantity of the described driver plate of unit is two, the symmetrical configuration of two described driver plates；
Described connecting plate includes the first connecting plate being parallel to each other and the second connecting plate, described first axle hole position in
On described first connecting plate and described second connecting plate, described second axis hole is located at described first connecting plate and institute
State on the second connecting plate, the symmetrical configuration of described first connecting plate and described second connecting plate, and described first
Connecting plate and described second connecting plate are located between two described driver plates；
Described first connecting shaft runs through the described Triaxial hole of two described driver plates, and described first connection
Described first axis hole of plate and described first axis hole of described second connecting plate；Described second connecting shaft runs through two
Described 4th axis hole of individual described driver plate, and described second axis hole and described of described first connecting plate
Described second axis hole of two connecting plates.
8. rigid chain drive structure according to claim 7 it is characterised in that described gear unit also
Including the first connecting post and the second connecting post, described first plate is further opened with the first reinforced hole and the second reinforcing
Hole；
Described first connecting post runs through described first reinforced hole of two described driver plates, described first connecting post
It is connected with two described driver plates respectively；Described second connecting post runs through described the second of two described driver plates
Reinforced hole, described second connecting post is connected with two described driver plates respectively.
9. rigid chain drive structure according to claim 8 is it is characterised in that described first connecting post
Take off post near described, described first connecting post offers screwed hole；
Described second connecting post is near described transmission groove；
Described stating offers stud bolt hole on the second plate；
Described connector includes contiguous block and stud, and described contiguous block at least offers two connecting holes；Institute
State stud and run through described stud bolt hole and one of connecting hole, so that described contiguous block is connected with described second plate,
And the end of described stud is located in described screwed hole and is threadeded with described first connecting post；
Described taking off post is run through another connecting hole and is connected with described contiguous block.
10. rigid chain drive structure according to claim 7 is it is characterised in that described first connects
Axle and the circular in cross-section of described second connecting shaft；Described first connecting shaft runs through two described driver plates
Described Triaxial hole, described second connecting shaft runs through described 4th axis hole of two described driver plates；
All it is arranged with axle sleeve in described first connecting shaft and described second connecting shaft；
The two ends of described first connecting shaft and described second connecting shaft all pass described first plate, and described first even
The two ends of spindle and described second connecting shaft are all arranged with steering roller.
11. rigid chain drive structures according to claim 10 are it is characterised in that described first connects
Axle and described second connecting shaft are multidiameter.
A kind of 12. lowering or hoisting gears are it is characterised in that include device body, hoistable platform and as claim 1
Rigid chain drive structure described in 11 any one, described rigid chain drive structure is arranged on described device body
On, described rigid chain drive structure is used for hoistable platform described in jack-up.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418565.6A CN106352020A (en) | 2015-07-15 | 2015-07-15 | Lifting device and rigid chain transmission structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510418565.6A CN106352020A (en) | 2015-07-15 | 2015-07-15 | Lifting device and rigid chain transmission structure thereof |
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| CN106352020A true CN106352020A (en) | 2017-01-25 |
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| CN201510418565.6A Pending CN106352020A (en) | 2015-07-15 | 2015-07-15 | Lifting device and rigid chain transmission structure thereof |
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| CN1786513A (en) * | 2005-10-31 | 2006-06-14 | 台州市黄岩金塑模具厂 | Structure of chain gear |
| CN102312968A (en) * | 2010-07-06 | 2012-01-11 | 潘向群 | Flexible transmission column device |
| CN202073422U (en) * | 2011-04-15 | 2011-12-14 | 曹卫兵 | 180-degree rigid chain driving device for automatically opened and closed roof and movable dormant window |
| CN102689852A (en) * | 2012-06-20 | 2012-09-26 | 石家庄伊特机械设备制造有限公司 | Pin tooth hoisting chain |
| US20150080161A1 (en) * | 2013-09-19 | 2015-03-19 | Tsubakimoto Chain Co. | Bearing Roller Chain |
| US20150148164A1 (en) * | 2013-11-28 | 2015-05-28 | Tsubakimoto Chain Co. | Metal chain |
| CN204805432U (en) * | 2015-07-15 | 2015-11-25 | 王俊 | Elevating gear and rigid chain transmission structure thereof |
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Effective date of registration: 20171123 Address after: 518057 Beek science and Technology Building No. 9, Nanshan District Hi-tech Zone, Shenzhen City, Guangdong Province, 1101-B Applicant after: Shenzhen Jingzhi Machine Co., Ltd. Address before: 518000 Guangdong city of Shenzhen province Nanshan District science and Technology Park Keyuan Road Boxun technology building seven floor Applicant before: Wang Jun |
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Application publication date: 20170125 |
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