CN207684788U - Hand pulling block frame - Google Patents
Hand pulling block frame Download PDFInfo
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- CN207684788U CN207684788U CN201721439357.5U CN201721439357U CN207684788U CN 207684788 U CN207684788 U CN 207684788U CN 201721439357 U CN201721439357 U CN 201721439357U CN 207684788 U CN207684788 U CN 207684788U
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- chain block
- support leg
- block frame
- tube body
- pin
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- 238000007665 sagging Methods 0.000 claims abstract description 4
- 239000002184 metal Substances 0.000 claims description 11
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- 230000037431 insertion Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 238000010586 diagram Methods 0.000 description 16
- 239000000725 suspension Substances 0.000 description 8
- 240000009087 Crescentia cujete Species 0.000 description 4
- 235000005983 Crescentia cujete Nutrition 0.000 description 4
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 4
- 238000010276 construction Methods 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model discloses a chain block frame belongs to the mechanical tool field. The chain block frame comprises at least three supporting legs, each supporting leg comprises an upper portion and a lower portion, the upper ends of the upper portions of the three supporting legs are rotatably connected, the connecting portions are connected with the upper ends of sagging connectors, the lower ends of the connectors are connected with the chain block, the lower ends of the upper portions and the upper ends of the lower portions are detachably connected, after the height of the chain block frame is determined, the height of the chain block frame is adjusted by adjusting the length of the upper portion and the length of the upper portion, then the height of the chain block frame is finely adjusted by adjusting the distance between every two adjacent supporting legs, the chain block is hung on the connectors, the chain block is lifted or placed with heavy objects, the height of the chain block can be freely adjusted according to the actual production conditions on site, the chain block frame is flexible to adjust, and the chain block frame is convenient to use and carry.
Description
Technical field
The utility model is related to machining tools art, more particularly to a kind of chain block frame.
Background technology
Chain block is a kind of honest and clean Manual hoisting machinery of the light and small that using face is wider letter, also referred to as " ring-chain hoist " or " is fallen
Chain ", it is smaller with size, dead weight compared with light, easy to carry, bangle pulling force is small, mechanical efficiency is high, safe and reliable, easy maintenance,
The features such as easy to operate, durable.The basic structure of chain block is the fixed pulley group of a deformation, can be utilized smaller
It pulls power and lifts the huge equipment of weight or cargo, only need 450N's to pull power when being fully loaded with raising such as 10t chain blocks.Work as stopping
It drops when pulling chain, the pawl of brake seat props up ratchet, by the friction of brake seat, ratchet, bangle wheel and friction plate
Resistance has stopped the torque of lifting wheel transmission system back transfer, to make weight stop motion, therefore, it is possible to accurately adjust
Save the height of institute's suspension equipment.
It is typically to be arranged in pairs or groups using next real by chain block and A-frame that the height of chain block, which is adjusted, in the prior art
It is existing, chain block is sling using A-frame, recycles the hoisting chain of chain block to hang weight, by pulling chain pair
Weight carries out raising, decline and adjusts weight flying height.
In the process of implementing the utility model, designer has found that the existing technology has at least the following problems：
In the actual production process, it if A-frame is too low, is limited by its height, it can not be by heavy lift to higher
Highly；If three-legged support is excessively high, it will appear operating difficulties, the problems such as weight suspension is unstable, and the height of A-frame cannot
It adjusts, the different situations occurred in actual production process cannot be met.
Utility model content
In consideration of it, the utility model provides a kind of chain block frame, convenient for freely being adjusted according to the actual production situation at scene
Save the height of chain block.
A kind of chain block frame, the chain block frame include at least three support legs, wherein
Every support leg includes upper and lower part；
The upper end on the top of at least three support legs is rotationally connected, and connecting place is also associated with sagging connection
The lower end of the upper end of device, the connector is connected with chain block；
In every support leg, the upper end of the lower end on the top and the lower part is detachably connected, and when connection
The length of overlapping can be adjusted as needed.
Selectively, in every support leg, the lower end on top offers the first pin hole, and the upper end of lower part offers
The upper end of lower part or the upper end insertion top of lower part, first bolt are inserted into the lower end of second pin hole, the top
Hole includes at least two the first pin holes being located at the different length on the top and/or the second pin hole includes at least two
The second pin hole at the different length of the lower part, at least can in the first pin hole and the second pin hole of a pair of alignment
Releasably inserted with bolt.
Selectively, the quantity of second pin hole is identical as the quantity of the first pin hole, and described first inserts
The quantity of pin hole is 5~8.
Selectively, the bolt includes that axis pin, pin cap and plug, one end of the axis pin are provided with the pin cap, institute
The other end for stating axis pin offers through-hole, and the plug is adapted for insertion into the through-hole.
Selectively, the chain block frame further includes the first rope, quantity and the support leg of first rope
Quantity it is identical, one end of every first rope is fixed in the support leg, the other end of every first rope
It is connected with the plug of each bolt.
Selectively, the chain block frame further includes the second rope, quantity and the support leg of second rope
Quantity it is identical, one end of every second rope is fixed on the axis pin of each bolt, second rope
The other end be connected with the plug of each bolt.
Selectively, the quantity of the support leg is three, and is that main support leg, the first auxiliary support leg and second are auxiliary respectively
Support leg.
Selectively, the top of the main support leg includes connected the first tube body and the second tube body, the first auxiliary branch
The top of support leg includes connected third tube body and the 4th tube body, and the top of the second auxiliary support leg includes connected the 5th pipe
Body and the 6th tube body, the third tube body are suitable for being set in one end of first tube body, and the 5th tube body is suitable for being set in
The other end of first tube body.
Selectively, the connector include the first annulus, the second annulus and U-shaped metal tube, the one of the U-shaped metal tube
End is provided with first annulus, and the other end of the U-shaped metal tube is provided with second annulus, first annulus and institute
The second annulus is stated to be set on first tube body.
The advantageous effect of technical solution that the utility model embodiment provides is：
A kind of chain block frame that the utility model embodiment provides, including at least three support legs, every support leg packet
Upper and lower part is included, the upper end on the top of three support legs is rotationally connected, and the lower end on top and the upper end of lower part are detachable
Ground is connected, and after the height for determining chain block frame, first passes through the length being overlapped between the lower end and the upper end of lower part that adjust top
It spends to adjust the height of chain block frame, then by adjusting the distance between support leg adjacent two-by-two to the height of chain block frame
Degree is finely adjusted, and is finally hung on the connectors chain block, is utilized chain block raising or decentralization weight so that pull calabash
Reed can freely be adjusted according to the actual production situation at scene using height, and flexible adjustment is easy to use, easy to carry.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram for chain block frame that the utility model embodiment provides；
Fig. 2 is a kind of structural schematic diagram of the first auxiliary support leg of chain block frame that the utility model embodiment provides；
Fig. 3 is a kind of structural schematic diagram of the main support leg for chain block frame that the utility model embodiment provides；
Fig. 4 is a kind of structural schematic diagram of the second auxiliary support leg of chain block frame that the utility model embodiment provides；
Fig. 5 is that a kind of structure of the lower part of the first auxiliary support leg of chain block frame that the utility model embodiment provides is shown
It is intended to；
Fig. 6 is a kind of structural representation of the lower part of the main support leg for chain block frame that the utility model embodiment provides
Figure；
Fig. 7 is that a kind of facing structure of the lower part of the main support leg for chain block frame that the utility model embodiment provides is shown
It is intended to；
Fig. 8 is that a kind of plan structure of the lower part of the main support leg for chain block frame that the utility model embodiment provides is shown
It is intended to；
Fig. 9 is that a kind of cross-section structure of the lower part of the main support leg for chain block frame that the utility model embodiment provides shows
It is intended to；
Figure 10 is a kind of structure of the lower part of the second auxiliary support leg of chain block frame that the utility model embodiment provides
Schematic diagram；
Figure 11 is a kind of structural schematic diagram of the bolt for chain block frame that the utility model embodiment provides；
Figure 12 is a kind of structural schematic diagram of the connector for chain block frame that the utility model embodiment provides；
Figure 13 is a kind of structural schematic diagram of the chain block for chain block frame that the utility model embodiment provides.
Reference numeral in figure indicates respectively：
1, support leg；
101, top；
1011, the first pin hole；
102, lower part；
1021, the second pin hole；
103, main support leg；
1031, the first tube body；
1032, the second tube body；
1033, the 7th tube body；
1034, the first support leg；
1035, first base；
104, the first auxiliary support leg；
1041, third tube body；
1042, the 4th tube body；
1043, the 8th tube body；
1044, the second support leg；
1045, second base；
105, the second auxiliary support leg；
1051, the 5th tube body；
1052, the 6th tube body；
1053, the 9th tube body；
1054, third support leg；
1055, third pedestal；
2, connector；
201, the first annulus；
202, the second annulus；
203, U-shaped metal tube；
3, chain block；
301, suspension hook；
302, hoisting chain；
303, chain is pulled；
4, bolt；
401, axis pin；
402, cap is sold；
403, plug；
5, the first rope；
6, the second rope.
Specific implementation mode
To keep the technical solution of the utility model and advantage clearer, the utility model is implemented below in conjunction with attached drawing
Mode is described in further detail.
The utility model embodiment provides a kind of chain block frame, and structural schematic diagram is as shown in Figure 1, the chain block
Frame includes at least three support legs 1.
Every support leg 1 includes top 101 and lower part 102；
The upper end on the top 101 of at least three support legs 1 is rotationally connected, and connecting place is also associated with sagging connection
The lower end of the upper end of device 2, connector 2 is connected with chain block 3；
In every support leg 1, the lower end on top 101 and the upper end of lower part 102 are detachably connected, and be overlapped when connection
Length can be adjusted as needed.
The operation principle of chain block frame that the utility model embodiment provides is：
During actually using chain block 3, first, construction personnel by chain block frame and chain block 3 together
It is carried to scene, according to scene it needs to be determined that needing the flying height of the weight adjusted using chain block 3；
Secondly, the length being overlapped between the lower end and the upper end of lower part 102 on 1 top 101 of support leg is adjusted, determination pulls calabash
The adjusting height of reed frame；
Again, the distance between support leg 1 adjacent two-by-two is adjusted, the height of chain block frame is finely adjusted, with true
Determine optimal adjustment height；
Finally, chain block 3 is hung on connector 2, construction personnel utilizes 3 raising of chain block or decentralization weight.
Therefore, a kind of chain block frame of the utility model embodiment utilizes at least three support legs 1, and calabash is pulled in determination
After the height of reed frame, first passes through the length being overlapped between the lower end and the upper end of lower part 102 that adjust top 101 and pull calabash to adjust
The height of reed frame, then the height of chain block frame is finely adjusted by adjusting the distance between support leg 1 adjacent two-by-two, most
Chain block 3 is hung on connector 2 afterwards, utilizes 3 raising of chain block or decentralization weight so that chain block 3 can root
It is freely adjusted using height according to the actual production situation at scene, flexible adjustment is easy to use, easy to carry.
Based on above-mentioned, for the ease of the upper end removably phase of lower end and the lower part 102 on the top 101 of every support leg 1
Even, in the utility model embodiment, in every support leg 1, the lower end on top 101 offers the first pin hole 1011, lower part
102 upper end offers the second pin hole 1021, and the upper end of lower end insertion lower part 102 or the upper end of lower part 102 on top 101 are inserted
Enter 101 first pin hole 101 of top include at least two the first pin holes 1011 being located at the different length on top 101 and/
Or second pin hole 1021 include at least two the second pin holes 1021 being located at the different length of lower part 102, it is at least a pair of
It has been removably inserted into bolt 4 in the first pin hole 1011 and the second pin hole 1021 of alignment, top is fixed using bolt 4
101 and lower part 102.
Further, the quantity of the second pin hole 1021 is identical as the quantity of the first pin hole 1011, and the first pin hole
1011 quantity is 5~8, it is preferable that the quantity of the first pin hole 1011 can be 6, such as the main support leg 103 of Fig. 7
Shown in the positive structure diagram of lower part, in other embodiments, can the first pin hole be set according to the actual needs at scene
1011 and second pin hole 1021 quantity.
In the utility model embodiment, by taking the quantity of support leg 1 is three as an example, support leg 1 is main support leg respectively
103, the first auxiliary support leg 104 and the second auxiliary support leg 105, the upper end on the top of three support legs 1 are rotationally connected, three
1 collective effect of support leg has stability, and chain block frame can be made to fix on the ground.
It should be noted that by taking the quantity of support leg 1 is three as an example illustrate in the utility model embodiment
Bright, in other embodiments, the quantity of support leg 1 may be four, five or a plurality of etc., be not specifically limited herein.
Further, the top of main support leg 103 is T-type, as shown in figure 3, the first auxiliary support leg 104 and the second auxiliary support
Leg 105 is oblique T-type, as shown in Figure 2 and Figure 4 respectively, is arranged such so that the first auxiliary support leg 104 and the second auxiliary support leg
105, convenient for coordinating with main support leg 103, realize the support to ground.
Specifically, the top 101 of main support leg 103 includes connected the first tube body 1031 and the second tube body 1032, and first
The axis of tube body 1031 is vertical with the axis of the second tube body 1032；The top 101 of first auxiliary support leg 104 includes the third being connected
The top 101 of tube body 1041 and the 4th tube body 1042, the second auxiliary supporting rack 105 includes that the 5th connected tube body 1051 and the 6th is managed
Body 1052, since the caliber of third tube body 1041 and the 5th tube body 1051 is more than the caliber of the first tube body 1031 so that third pipe
Body 1041 is suitable for being set in one end of the first tube body 1031, and the 5th tube body 1051 is suitable for being set in the another of the first tube body 1031
End so that the top on the top of main support leg 103, the top of the first auxiliary support leg 104 and the second auxiliary support leg 105 passes through socket
Connect and compose overall structure.
Further, the lower part 102 of main support leg 103 includes the 7th tube body 1033, the first support leg 1034 and the first bottom
Seat 1035, one end of the 7th tube body 1033 is connected with one end of first base 1035, and the other end of first base 1035 is provided with
First support leg 1034, as shown in structural schematic diagram Fig. 6 of the lower part 102 of main support leg 103；Under first auxiliary support leg 104
Portion 102 includes the 8th tube body 1043, the second support leg 1044 and second base 1045, one end and the second bottom of the 8th tube body 1043
One end of seat 1045 is connected, and the other end of second base 1045 is provided with the second support leg 1044, such as the first auxiliary support leg 104
Shown in structural schematic diagram Fig. 5 of lower part 102；The lower part 102 of second auxiliary support leg 105 includes the 9th tube body 1053, third support
Foot 1054 and third pedestal 1055, one end of the 9th tube body 1053 are connected with one end of third pedestal 1055, third pedestal 1055
The other end be provided with third support leg 1054, as shown in structural schematic diagram Figure 10 of the lower part 102 of the second auxiliary support leg 105,
So set, lower part 102 and the connection on top 101 and the fixation on ground of every support leg 1 may be implemented.
In order to more clearly find out that the structure of the lower part 102 of support leg 1 is schemed by taking the lower part of main support leg 103 102 as an example
7, Fig. 8 and Fig. 9 is the three-view diagram of the lower part 102 of main support leg 103, and Fig. 7 is the facing structure of the lower part 102 of main support leg 103
Schematic diagram, the overlooking structure diagram for the lower part 102 that Fig. 8 is main support leg 103 and lower part 102 that Fig. 9 is main support leg 103
Cross-sectional view, the 7th tube body 1033 is cylindrical type straight tube, and the caliber of the 7th tube body 1033 is less than the second tube body 1032
Caliber.
It is arranged such so that the 7th tube body 1033 of main support leg 103 is more easy to be inserted into the second tube body 1032, and first is auxiliary
8th tube body 1043 of support leg 104 is more easy to be inserted into the 4th tube body 1042, the 9th tube body 1053 of the second auxiliary support leg 105
It is more easy to be inserted into the 6th tube body 1052, convenient for the fixing-stable between the top 101 and lower part 102 of every support leg 1.
As the connection component of the utility model embodiment, connector 2 includes the first annulus 201, the second annulus 202 and U
One end of type metal tube 203, U-shaped metal tube 203 is provided with the first annulus 201, and the other end of U-shaped metal tube 203 is provided with
Two annulus 202, the first annulus 201 and the second annulus 202 are set on the first tube body 1031, as shown in figure 12, the first annulus 201
It can be set in one end of the first tube body 1031, the second annulus 202 can be set in the other end of the first tube body 1031 so that even
The junction of three support legs 1 can be fixed on by connecing device 2, and chain block 3 is fixedly connected with convenient for passing through connector 2.
As the fixation kit of the utility model embodiment, bolt 4 includes axis pin 401, pin cap 402 and plug 403, axis pin
401 one end is provided with pin cap 402, and the other end of axis pin 401 offers through-hole, and plug 403 is adapted for insertion into through-hole, such as Figure 11 institutes
Show so that after the length being overlapped when the lower end for determining every 1 top 101 of support leg is connected with the upper end of lower part 102, axis pin
301 successively can pass through the first pin shaft hole 1011 and the second pin shaft hole 1021, plug 403 to be inserted into through-hole, pass through pin cap 402
The both ends of fixed pin shaft 401, and then the top 101 of fixed every support leg 1 and lower part 102 are distinguished with plug 403.
For the ease of carrying bolt 4, on the one hand, chain block frame further includes the first rope 5, the quantity of the first rope 5 with
The quantity of support leg 1 is identical, and one end of every first rope 5 is fixed in support leg 1, and is connected with the plug of bolt 4 403,
As shown in figure 11.Specifically, first rope 5 is fixed on the top of main support leg 103, as shown in Figure 3；One first rope
5 are fixed on the top of the first auxiliary support leg 104, as shown in Figure 2；One first rope 5 is fixed in the second auxiliary support leg 105,
As shown in Figure 4 so that every first rope 5 can be hung in fixed corresponding every support leg 1, be convenient for the carrying of bolt 4.
On the other hand, chain block frame further includes the second rope 6, the quantity of the second rope 6 and the quantity phase of support leg 1
Together, one end of every second rope 6 is fixed on the axis pin 401 of bolt 4, the plug of the other end and bolt 4 of the second rope 6
403 are connected, as shown in figure 11.Specifically, with the first rope 5, every second rope 6 is accordingly fixed on the pin of each bolt 4
On axis 401 so that plug 403, which can be hung, to be fixed on axis pin 401, and the carrying of bolt 4 is convenient for.
As the force application structure of chain block 3, chain block 3 includes suspension hook 301, hoisting chain 302 and pulls chain
303, it is suspended on U-shaped metal tube 203 by suspension hook 301, hoisting chain 302 and pulls chain 303 and be suspended on suspension hook 301,
Realize the effect of chain block 3 so that operating personnel may be implemented to lift big weight using the smaller power that pulls using chain block 3
Equipment or the function of cargo are measured, the chain block 3 in the utility model example can sustain the dead load of 5 times of rated load weights.
It should be noted that chain block frame in the utility model embodiment be suitable for construction site, harbour, dock,
In the industries such as mine, factory, warehouse, communications and transportation and agriculture, forestry, water conservancy, can be used as lifting cargo and mini-plant, capital construction,
Machine, carrying weight, the flying height for precisely adjusting weight are installed；Simultaneously as the material selected is light, in carrying and mobile hand
It is very convenient during drawing cucurbit frame.
In the actual use process, it after the suspension height for determining the weight for needing to adjust using chain block 3, will lead
7th tube body 1033 of support leg 103 is inserted into the second tube body 1032, and the 8th tube body 1043 of the first auxiliary support leg 104 is inserted into
Into the 4th tube body 1042, the 9th tube body 1053 of the second auxiliary support leg 105 is inserted into the 6th tube body 1052, adjusts every branch
The length being overlapped between the lower end and the upper end of lower part 102 on 1 top 101 of support leg, determines the optimal adjustment height of chain block frame.
When being adjusted near optimal adjustment height, each pair of 1011 and second pin hole 1021 of corresponding first pin hole
The bolt 4 being arranged in main support leg 103, the first auxiliary support leg 104 and the second auxiliary support leg 105, is successively inserted by connection respectively
Into the first pin hole 1011 and the second pin hole 1021, the top 101 and lower part 102 of fixed main support leg 103, the first auxiliary branch
The top 101 and lower part 102 of support leg 104, the top 101 and lower part 102 of the second auxiliary support leg 105, every support leg 1 of realization
The position of top 101 and lower part 102 is fixed.
It is auxiliary by adjusting main support leg 103, first in order to make the fixed position of chain block 3 be optimal adjusting position
Angular relationship between support leg 104 and the second auxiliary support leg 105 carrys out the accurate adjustment to chain block frame height, and precision is up to
1mm。
Finally, after the height for adjusting chain block frame, chain block 3 is hung on suspension hook 301, hoisting-chain is passed through
Item 302 connect weight, by pull chain 303 hand pulling force to weight carry out raising, decentralization and flying height adjusting.
The above is merely for convenience of it will be understood by those skilled in the art that the technical solution of the utility model, not to
Limit the utility model.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on,
It should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of chain block frame, which is characterized in that the chain block frame includes at least three support legs (1), wherein
Every support leg (1) includes top (101) and lower part (102)；
The upper end on the top (101) of at least three support legs (1) is rotationally connected, and connecting place be also associated with it is sagging
The lower end of the upper end of connector (2), the connector (2) is connected with chain block (3)；
In every support leg (1), the lower end of the top (101) and the upper end of the lower part (102) are detachably connected,
And the length being overlapped when connecting can be adjusted as needed.
2. chain block frame according to claim 1, which is characterized in that in every support leg (1), top (101)
Lower end offer the first pin hole (1011), the upper end of lower part (102) offers the second pin hole (1021), the top
(101) top (101), first bolt are inserted into the upper end for the upper end or lower part (102) that lower part (102) are inserted into lower end
Hole (1011) includes at least two the first pin holes (1011) and/or second being located at the different length of the top (101)
Pin hole (1021) includes at least two the second pin holes (1021) being located at the different length of the lower part (102), at least
It is removably inserted into bolt (4) in the first pin hole (1011) and the second pin hole (1021) of a pair of alignment.
3. chain block frame according to claim 2, which is characterized in that the quantity of second pin hole (1021) and institute
The quantity for stating the first pin hole (1011) is identical, and the quantity of first pin hole (1011) is 5~8.
4. chain block frame according to claim 2, which is characterized in that the bolt (4) includes axis pin (401), pin cap
(402) and plug (403), one end of the axis pin (401) are provided with the pin cap (402), the other end of the axis pin (401)
Through-hole is offered, the plug (403) is adapted for insertion into the through-hole.
5. chain block frame according to claim 4, which is characterized in that the chain block frame further includes the first rope
(5), the quantity of first rope (5) is identical as the quantity of the support leg (1), one end of every first rope (5)
It is fixed in the support leg (1), and is connected with the plug (403) of the bolt (4).
6. chain block frame according to claim 5, which is characterized in that the chain block frame further includes the second rope
(6), the quantity of second rope (6) is identical as the quantity of the support leg (1), one end of every second rope (6)
It is fixed on the axis pin (401) of the bolt (4), the other end of second rope (6) is described with the bolt (4)
Plug (403) is connected.
7. chain block frame according to claim 1, which is characterized in that the quantity of the support leg (1) is three, and point
It Wei not main support leg (103), the first auxiliary support leg (104) and the second auxiliary support leg (105).
8. chain block frame according to claim 7, which is characterized in that wrap on the top (101) of the main support leg (103)
Connected the first tube body (1031) and the second tube body (1032) are included, the top (101) of the first auxiliary support leg (104) includes phase
Third tube body (1041) and the 4th tube body (1042) even, the top (101) of the second auxiliary support leg (105) includes connected
5th tube body (1051) and the 6th tube body (1052), the third tube body (1041) are suitable for being set in first tube body (1031)
One end, the 5th tube body (1051) is suitable for being set in the other end of first tube body (1031).
9. chain block frame according to claim 8, which is characterized in that the connector (2) includes the first annulus
(201), one end of the second annulus (202) and U-shaped metal tube (203), the U-shaped metal tube (203) is provided with first circle
Ring (201), the other end of the U-shaped metal tube (203) are provided with second annulus (202), first annulus (201) and
Second annulus (202) is set on first tube body (1031).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721439357.5U CN207684788U (en) | 2017-11-01 | 2017-11-01 | Hand pulling block frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721439357.5U CN207684788U (en) | 2017-11-01 | 2017-11-01 | Hand pulling block frame |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207684788U true CN207684788U (en) | 2018-08-03 |
Family
ID=62989398
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721439357.5U Active CN207684788U (en) | 2017-11-01 | 2017-11-01 | Hand pulling block frame |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207684788U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111022858A (en) * | 2019-12-27 | 2020-04-17 | 天津中安视通科技有限公司 | Novel cloud platform camera installation device |
| CN111056466A (en) * | 2019-10-16 | 2020-04-24 | 重庆大学 | Rapid hoisting construction method based on portable assembled multifunctional derrick mast system |
| CN111585039A (en) * | 2020-05-18 | 2020-08-25 | 柳州欧维姆工程有限公司 | Replacement method for FAST reflecting surface unit self-adaptive connecting mechanism |
| CN113840561A (en) * | 2018-12-04 | 2021-12-24 | 伯奇巴雷尔公司 | Modular grill and firebox |
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2017
- 2017-11-01 CN CN201721439357.5U patent/CN207684788U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113840561A (en) * | 2018-12-04 | 2021-12-24 | 伯奇巴雷尔公司 | Modular grill and firebox |
| CN111056466A (en) * | 2019-10-16 | 2020-04-24 | 重庆大学 | Rapid hoisting construction method based on portable assembled multifunctional derrick mast system |
| CN111022858A (en) * | 2019-12-27 | 2020-04-17 | 天津中安视通科技有限公司 | Novel cloud platform camera installation device |
| CN111585039A (en) * | 2020-05-18 | 2020-08-25 | 柳州欧维姆工程有限公司 | Replacement method for FAST reflecting surface unit self-adaptive connecting mechanism |
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