CN206654696U - A kind of manual lifting rod with two-way safeguarding function - Google Patents
A kind of manual lifting rod with two-way safeguarding function Download PDFInfo
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- CN206654696U CN206654696U CN201720329316.4U CN201720329316U CN206654696U CN 206654696 U CN206654696 U CN 206654696U CN 201720329316 U CN201720329316 U CN 201720329316U CN 206654696 U CN206654696 U CN 206654696U
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- sleeve pipe
- drive device
- fixed pulley
- voussoir
- lifting rod
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Abstract
It the utility model is related to a kind of manual lifting rod with two-way safeguarding function, including base, drive device, 1st, 2...N 2, N 1, N number of sleeve pipe, this N number of sleeve pipe is equidistantly nestable successively from outside to inside to be set, bottom in outermost layer casing cavity body is provided with one group of fixed pulley group, and the pull-up draught line of drive device is connected on the i-th 1 sleeve pipes and i+1 sleeve pipe around the both ends of the upper end fixed pulley of i-th of sleeve pipe；The drop-down draught line of drive device is connected around fixed pulley group with the fixing end of n-th its lower end.By the cooperation of flipping baffle and stopper slot between sleeve pipe of the present utility model, realize that sleeve pipe rises successively from outside to inside, and lifting position can be fixed when rising, so as to reduce the manpower needed for lifting elevating lever；Decline stage, realize that sleeve pipe declines successively from the inside to the outside, improve the security of elevating lever.
Description
Technical field
It the utility model is related to elevating lever field, more particularly to a kind of manual lifting rod with two-way safeguarding function.
Background technology
Existing manual hoisting device, typically using multistage bar-like support structure, each expansion link is socketed successively, and is passed through
Transmission belt between the fixed pulley group and fixed pulley group that are arranged on expansion link realizes the flexible transmission of expansion link.
Existing manual hoisting device is in uphill process, and when active steel wire rope moves, all elevating levers of inner sleeve will together
It is raised, in target location processes are risen to, steel wire rope stress is larger, causes operating process time-consuming, laborious, once and steel
Cord is broken, and inner sleeve elevating lever will be caused integrally to fall, security is not high.
And elevating lever decrease speed can not be effectively controlled in the lowering or hoisting gear decline stage, adds the general of device damage
Rate.
Utility model content
The technical problems to be solved in the utility model is：It is time-consuming, laborious in order to solve existing manual lifting rod operating process,
The problem of security is low, the utility model provide a kind of manual lifting rod with two-way safeguarding function to solve the above problems.
Technical scheme is used by the utility model solves its technical problem：
A kind of manual lifting rod with two-way safeguarding function, including base, drive device, the 1st, 2...N-2, N-1, N number of
Sleeve pipe, wherein N are natural number, and N >=3；Described 1st, 2...N-2, N-1, N number of sleeve pipe are equidistantly nestable successively from outside to inside sets
To put, the drive device is fixed on the outside tube wall of the 1st sleeve pipe, and the lower end of the 1st sleeve pipe is fixedly connected with base,
1st is provided with upper end fixed pulley, upper end voussoir and upper end limited block to the upper end of the N-1 sleeve pipe, described
Upper end voussoir and upper end limited block are fixed on sleeve pipe madial wall, and the bottom in the 1st casing cavity body is provided with one group and determined
Assembly pulley, the 2nd to the lower end of the N-1 sleeve pipe is provided with lower end fixed pulley, lower end voussoir, lower end stopper slot and upset gear
Plate；The flipping baffle is hingedly fixed on casing wall, and is clamped on by lower end voussoir in the stopper slot of lower end；N-th sleeve pipe
The lower end of inside cavity is provided with the fixing end for fixing steel wire rope；
The pull-up draught line of the drive device is connected to i-th around the both ends of the upper end fixed pulley of i-th sleeve pipe-
On 1 sleeve pipe and i+1 sleeve pipe, wherein, i is one in N number of sleeve pipe, and 2≤i≤N-1；The drop-down traction of drive device
Line is connected around fixed pulley group with the fixing end of n-th its lower end.
Further, the n-th sleeve pipe inside cavity is provided with for being used to prevent side wire cable rupture to play peace
The wirerope chuck of full guard effect.
Further, the drive device is hand winch.
Further, the pull-up draught line is one.
The beneficial effects of the utility model are, are coordinated between sleeve pipe by flipping baffle and stopper slot, realize sleeve pipe from outer
Rise successively to interior, internal surface of sleeve pipe upper end voussoir and limited block coordinate with flipping baffle, sleeve pipe is fixed successively from outside to inside
Lifting position, the manpower needed for lifting elevating lever can be reduced；Decline stage, realize that sleeve pipe declines successively from the inside to the outside, improve
The security of elevating lever.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is positive structure diagram of the present utility model.
Fig. 2 is side structure schematic view of the present utility model.
1 is first sleeve in figure, and 2 be the second sleeve pipe, and 3 be the 3rd sleeve pipe, and 4 be base, and 5 be drive device, and 6 and 10 be upper
Fixed pulley is held, 7 be fixed pulley group, and 8 be pull-up draught line, and 9 be drop-down draught line, and 11 be lower end fixed pulley, and 12 be flipping baffle,
13 be upper end voussoir, and 14 be upper end limited block, and 15 be lower end voussoir, and 16 be lower end stopper slot, and 17 be wirerope chuck, and 18 be fixation
End.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
Manual lifting rod of the present utility model with two-way safeguarding function, including base 4, drive device the 5, the 1st, 2...N-
2nd, N-1, N number of sleeve pipe, wherein N are natural number, and N >=3；1st, 2...N-2, N-1, N number of sleeve pipe are equidistant successively from outside to inside
Nestable to set, the drive device 5 is fixed on the outside tube wall of the 1st sleeve pipe.
The lower end of 1st sleeve pipe is fixedly connected with base 4, and the 1st is provided with upper end to the upper end of the N-1 sleeve pipe and determines
Pulley 6 or 10, upper end voussoir 13 and upper end limited block 14, the upper end voussoir 13 and upper end limited block 14 are fixed on the inside of sleeve pipe
On wall, the bottom in the 1st casing cavity body is provided with one group of fixed pulley group 7, and the 2nd is respectively provided with to the lower end of the N-1 sleeve pipe
There are lower end fixed pulley 11, lower end voussoir 15, lower end stopper slot 16 and flipping baffle 12.
The flipping baffle 12 is hingedly fixed on casing wall, and is clamped on lower end stopper slot 16 by lower end voussoir 15
In；The lower end of n-th sleeve pipe inside cavity is provided with the fixing end 18 for fixing steel wire rope；The pull-up of the drive device 5
Draught line 8 is connected on the i-th -1 sleeve pipe and i+1 sleeve pipe around the both ends of the upper end fixed pulley of i-th of sleeve pipe, its
In, i is one in N number of sleeve pipe, and 2≤i≤N-1；The drop-down draught line 9 of drive device 5 bypasses fixed pulley group 7 and n-th
The fixing end of its lower end is connected.
N-th sleeve pipe inside cavity is provided with the wirerope chuck 17 for preventing sleeve pipe both sides pull rope unbalance stress, this
The drive device of utility model is one using hand winch, pull-up draught line.
Below by taking the elevating lever with three section sleeve pipes as an example, to explain specific embodiment of the present utility model：
As shown in figure 1, being followed successively by first sleeve 1, the second sleeve pipe 2 and the 3rd sleeve pipe 3 from outside to inside, folded successively between sleeve pipe
Set, wherein, the bottom of first sleeve 1 is arranged on base 4.
Drive device 5, be arranged on the outer wall of first sleeve 1, by design the upper end of first sleeve 1 upper end fixed pulley 6,
Fixed pulley group 7, pull-up draught line 8 and drop-down draught line 9, traction inner sleeve rise or fall on base；
Two groups of upper end fixed pulleys 10,11 are set respectively in the upper and lower side of the second sleeve pipe 2, drawn around the pull-up of upper end fixed pulley
One end of line 8 is connected to 11 on the fixed pulley of the lower end of the 3rd sleeve pipe 3, and the other end is connected on sleeve pipe 1 through the fixed pulley of lower end
On the fixed pulley 6 at end；
Upset block mechanism 12 is set in the lower end of the second sleeve pipe 2, voussoir 13 and limited block are provided with the upper end of first sleeve 1
14, it is provided with voussoir 15 and stopper slot 16 in the lower end of the 3rd sleeve pipe 3；
In haulage cable 8 in the inside points of the 3rd sleeve pipe 3, provided with wirerope chuck 17.
In uphill process, drive device 5 tightens up the both ends of pull-up steel wire rope 8, due to the second its lower end flipping baffle machine
Structure is stuck in stopper slot 16 by the voussoir 15 of the 3rd its lower end, causes pull-up steel wire rope 8 to determine cunning by the upper end of sleeve pipe 1
Facing sleeve 1 rises together for wheel 6 and the drag spring thimble 2 of fixed pulley group 7 on base 4 and internal community, and the second sleeve pipe 2 rises to
During 1 upper end of first sleeve, the voussoir of the upper end of first sleeve 1 overturns the flipping baffle 12 of the lower end of the second sleeve pipe 2, the 3rd sleeve pipe 3
Release spacing facing sleeve 2 to rise, simultaneously as the limited block 14 of first sleeve 1 acts on, the second sleeve pipe 2 is fixed on first
The upper end of sleeve pipe 1.
The drop-down fixing end of steel wire rope 9 is provided with inside the 3rd sleeve pipe 3, drop-down steel wire rope 9 is determined by being arranged on base 4
Assembly pulley 7 turns to；
During step-down operation, drive device 5 is controlled, drop-down steel wire rope 9 is tightened up, and pull-up steel wire 8 loosens, and the 3rd sleeve pipe 3 is under
Lower relative second sleeve pipe 2 of 9 tractions of steel wire rope is drawn to decline, now because the second sleeve pipe 2 is in upset block mechanism 12 and first set
Under the limited block 14 of the upper end of pipe 1 acts on, the relative position of the second sleeve pipe 2 is set to keep constant, when the 3rd sleeve pipe 3 declines in place, its
Lower end voussoir 15 overturns the upset block mechanism 12 of the lower end of the second sleeve pipe 2, the locking unblock of the second sleeve pipe 2, the phase of the second sleeve pipe 2
First sleeve 1 is declined.
Coordinated between sleeve pipe of the present utility model by flipping baffle and stopper slot, realize sleeve pipe from outside to inside successively on
Rise, internal surface of sleeve pipe upper end voussoir and limited block coordinate with flipping baffle, make sleeve pipe from outside to inside successively by fixed lifting position, energy
Enough manpowers reduced needed for lifting elevating lever；Decline stage, realize that sleeve pipe declines successively from the inside to the outside, improve the peace of elevating lever
Quan Xing, the orderly lifting of the body of rod and locking be by built-in turning block, what the mutual cooperation of voussoir and limited block was realized.
Further, the pull-up steel wire rope 8 in the 3rd sleeve pipe 3, which is provided with, is used to prevent side wire cable rupture to play safety
The wirerope chuck 17 of protective effect, steel wire rope can be allowed to have certain play in traction, and then eliminate the pull-up of sleeve pipe both sides
Steel wire rope unbalance stress；Due to the presence of wirerope chuck 17, side steel wire rope disconnects, and opposite side steel wire rope remains to play safe hold
Load acts on.
Coordinated between sleeve pipe of the present utility model by flipping baffle and stopper slot, realize sleeve pipe from outside to inside successively on
Rising, upper end voussoir and limited block and the flipping baffle of internal surface of sleeve pipe coordinate, and sleeve pipe is fixed lifting position successively from outside to inside,
The manpower needed for lifting elevating lever can be reduced；Decline stage, realize that sleeve pipe declines successively from the inside to the outside, improve elevating lever
Security.Therefore, the utility model body of rod orderly lifting and locking be phase by built-in turning block, voussoir and limited block
Mutually coordinate what is realized.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (4)
1. a kind of manual lifting rod with two-way safeguarding function, including base, drive device, the 1st, 2...N-2, N-1, N number of set
Pipe, wherein N are natural number, and N >=3；Described 1st, 2...N-2, N-1, N number of sleeve pipe are equidistantly nestable successively from outside to inside sets
Put, the drive device is fixed on the outside tube wall of the 1st sleeve pipe, and the lower end of the 1st sleeve pipe is fixedly connected with base, and it is special
Sign is：
1st is provided with upper end fixed pulley, upper end voussoir and upper end limited block, the upper end to the upper end of the N-1 sleeve pipe
Voussoir and upper end limited block are fixed on sleeve pipe madial wall, and the bottom in the 1st casing cavity body is provided with one group of fixed pulley
Group, the 2nd is provided with lower end fixed pulley, lower end voussoir, lower end stopper slot and flipping baffle to the lower end of the N-1 sleeve pipe；
The flipping baffle is hingedly fixed on casing wall, and is clamped on by lower end voussoir in the stopper slot of lower end；N-th sleeve pipe cavity
Internal lower end is provided with the fixing end for fixing steel wire rope；
The pull-up draught line of the drive device is connected to the i-th -1 around the both ends of the upper end fixed pulley of i-th of sleeve pipe
On sleeve pipe and i+1 sleeve pipe, wherein, i is one in N number of sleeve pipe, and 2≤i≤N-1；
The drop-down draught line of drive device is connected around fixed pulley group with the fixing end of n-th its lower end.
2. there is the manual lifting rod of two-way safeguarding function as claimed in claim 1, it is characterised in that：The n-th casing cavity
Body is internally provided with for preventing side wire cable rupture to play the wirerope chuck of safeguard protection effect.
3. there is the manual lifting rod of two-way safeguarding function as claimed in claim 1, it is characterised in that：The drive device is hand
Dynamic capstan winch.
4. there is the manual lifting rod of two-way safeguarding function as claimed in claim 1, it is characterised in that：It is described pull-up draught line be
One.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329316.4U CN206654696U (en) | 2017-03-31 | 2017-03-31 | A kind of manual lifting rod with two-way safeguarding function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720329316.4U CN206654696U (en) | 2017-03-31 | 2017-03-31 | A kind of manual lifting rod with two-way safeguarding function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206654696U true CN206654696U (en) | 2017-11-21 |
Family
ID=60315664
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720329316.4U Active CN206654696U (en) | 2017-03-31 | 2017-03-31 | A kind of manual lifting rod with two-way safeguarding function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206654696U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107697833A (en) * | 2017-11-14 | 2018-02-16 | 余爱芳 | Can be born a heavy burden double rotating shaft combine rope control jack of translation |
| CN110844082A (en) * | 2019-11-21 | 2020-02-28 | 东风越野车有限公司 | Telescopic anti-overturning support airborne cargo bed |
-
2017
- 2017-03-31 CN CN201720329316.4U patent/CN206654696U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107697833A (en) * | 2017-11-14 | 2018-02-16 | 余爱芳 | Can be born a heavy burden double rotating shaft combine rope control jack of translation |
| CN110844082A (en) * | 2019-11-21 | 2020-02-28 | 东风越野车有限公司 | Telescopic anti-overturning support airborne cargo bed |
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