CN212475894U - Two-section type portable sling cart - Google Patents
Two-section type portable sling cart Download PDFInfo
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- CN212475894U CN212475894U CN201922121434.8U CN201922121434U CN212475894U CN 212475894 U CN212475894 U CN 212475894U CN 201922121434 U CN201922121434 U CN 201922121434U CN 212475894 U CN212475894 U CN 212475894U
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- suspension arm
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Abstract
The utility model relates to a lifting device field, specific portable sling cart of two segmentations that says so, the device includes: the lifting device comprises a frame, a supporting arm, a lifting arm and a lifting arm lifting mechanism, wherein the frame is positioned at the bottom of the lifting car and used for stabilizing the lifting car; the suspension arm is positioned above the frame and comprises a transverse suspension arm and a vertical suspension arm, and the transverse suspension arm is fixedly connected with the vertical suspension arm, is L-shaped as a whole and is used for lifting heavy objects; the supporting arm is connected with the frame and the suspension arm to support the suspension arm to move; the lifting arm lifting mechanism is fixed on the supporting arm and the vertical lifting arm and used for lifting the lifting arm, the lifting arm is driven by the device through the pulley block to slide along the supporting arm to lift, the problems that the lifting space utilization rate is low in the prior art, the gravity center of the device is large in transverse displacement in the lifting process are solved, and the stability of the sling cart is improved.
Description
Technical Field
The utility model relates to a lifting device field, specific portable sling cart of two segmentations that says so.
Background
The cost is saved for the equipment room of current mill, and the maximize utilizes the place, equip lifting device very seldom, and because the equipment room pipeline of mill, crisscross such as circuit, to the higher heavy equipment of some sizes, large-scale lifting device can't use, often need many people to carry, extravagant manpower, also there is very big potential safety hazard simultaneously, especially some mills have the equipment that needs to take turns to watch on day night, when the equipment great problem emergence is change or is repaired urgently, because the personnel of watching on duty at night are less, often can't guarantee equipment replacement, cause great loss, for solving above-mentioned problem, the design has many small-size lifting device among the prior art, an equipment for among the lifting mill, it is more nimble light when handling for making these small-size equipment, its structural universal design is comparatively small and exquisite, the biggest lifting height is lower.
The patent document with publication number CN109132911A in the prior art discloses a mechanical equipment hoisting frame, which comprises a lifting angle adjusting device, a fixed block, a hook device, a telescopic arm, a support rotating arm, an angle adjusting block, an auxiliary support plate, a main support column, a support frame, side plates, clamping plates and rollers.
Patent document No. CN205328509U discloses a novel lifting truck among the prior art, and the device includes wheel, chassis, stand, lifting mechanism, connecting bolt, promotion support and lifting hook, through the lifting motion of lifting mechanism, the drive promotes the support and accomplishes elevating movement, and the device promotes the in-process focus and does not have lateral displacement, nevertheless is low to the utilization ratio in space of lifting by crane, and the lifting distance is restricted by the lifting mechanism.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the above-mentioned prior art, the utility model discloses a portable sling cart of two segmentations, the device is through utilizing assembly pulley drive davit to slide along the support arm and go up and down, has solved among the prior art and has lifted by crane space utilization low, the great problem of device hoist and mount in-process focus lateral displacement.
The utility model discloses a specific technical scheme as follows: a two-segment portable sling cart comprising: the lifting device comprises a frame, a supporting arm, a lifting arm and a lifting arm lifting mechanism, wherein the frame is positioned at the bottom of the lifting car and used for stabilizing the lifting car; the suspension arm is positioned above the frame and comprises a transverse suspension arm and a vertical suspension arm, and the transverse suspension arm is fixedly connected with the vertical suspension arm, is L-shaped as a whole and is used for lifting heavy objects; the supporting arm is connected with the frame and the suspension arm to support the suspension arm to move; the suspension arm lifting mechanism is fixed on the supporting arm and the vertical suspension arm and used for lifting the suspension arm.
The lifting arm lifting mechanism comprises a positioning wheel, a first pulley, a second pulley, a hand winch and a cable, wherein the positioning wheel and the first pulley are relatively fixed at the upper end of the supporting arm, so that on one hand, no shaking, small lifting resistance and smooth work are ensured in the lifting process of the lifting arm, and on the other hand, a supporting force is provided for the lifting of the lifting arm; the second pulley is fixed at the lower end of the vertical suspension arm, and transmits lifting force generated by the displacement of the pulley and the hoist cable to the suspension arm to drive the suspension arm to lift; the hand winch is fixed in the middle of the supporting arm, one end of the cable is fixed at the upper end of the vertical suspension arm, the other end of the cable sequentially bypasses the lower portion of the second pulley and the upper portion of the first pulley, the cable is wound in the hand winch, and driving force is provided for lifting the suspension arm by rotating the hand winch.
The lifting mechanism of the lifting arm adopts a pulley block structure, and drives the second pulley to lift through displacement of the hoist cable, so that the lifting arm is driven to lift, and the maximum lifting height of the sling cart is adjusted.
Furthermore, the frame comprises beams and beams, the beams are arranged in parallel, the beams are vertically connected with the beams into a whole, universal wheels are fixed at the bottom of the front end of the frame side by side, a bearing shaft is fixedly connected at the rear end of the frame, and bearing wheels are rotatably fixed at two ends of the bearing shaft.
Furthermore, the support arm is hollow inside, the lower end of the support arm is fixedly connected with the cross beam or the bearing shaft, the support arm is located on the symmetrical axis of the frame, and an included angle between the support arm and the frame is an acute angle, so that the gravity center of the sling is located at the end part of the transverse suspension arm as far as possible, and the sling is guaranteed to be supported stably in the hoisting process.
Furthermore, the vertical suspension arm can be slidably inserted into the supporting arm along the length direction of the supporting arm, and an open slot is formed in the lower part of the vertical suspension arm and used for avoiding a hoist cable; and the tail end of the transverse suspension arm is provided with a hoisting ring.
Furthermore, in order to ensure the strength of the bearing shaft and improve the maximum hoisting weight, the bearing shaft is made of solid round steel.
Furthermore, the hoisting ring is connected with a chain block and can also be connected with other hoisting mechanisms with the same function.
Furthermore, the frame, the supporting arm and the suspension arm are all made of channel steel, so that the overall weight of the device can be reduced, the device is convenient to move, the material cost is low, and the material strength is good.
Furthermore, the support arm with set up the diagonal draw bar between the frame to improve support arm intensity.
Furthermore, the two sides of the supporting arm are provided with handrails for operating the sling cart and stabilizing the supporting arm.
Furthermore, the arm length of the vertical suspension arm is slightly smaller than that of the support arm, and the cross-sectional area of the vertical suspension arm is smaller than that of the support arm, so that the sliding effect of the suspension arm and the support arm is met.
The utility model discloses the beneficial effect who has does:
1. the lifting mechanism of the device drives the lifting arm to lift by the pulley block, so that the lifting height can be adjusted, and the manpower resource is saved.
2. The device is provided with the frame of integral type, can guarantee that the sling cart is firm at the hoist and mount in-process, and the support arm leans forward slightly simultaneously, makes automobile body focus and hoist and mount route coincidence, reduces hoist and mount in-process lateral displacement, has further guaranteed that the automobile body is firm.
3. The suspension arm and the supporting arm form a sliding structure, so that the maximum hoisting height is not limited by the suspension arm lifting mechanism, the hoisting space can be utilized to the maximum extent, and the space utilization rate is improved.
4. The integral structure of the device is formed by using the channel steel, so that the integral weight of the device is reduced, and the device is convenient to carry and move.
Drawings
Figure 1 is a side view of a two-section portable sling cart of the present invention;
fig. 2 is a top view of a frame of a two-section portable sling cart according to the present invention;
figure 3 is a side view of the boom of a two-section portable sling cart of the present invention;
figure 4 is the utility model discloses in a two portable sling cart's davit elevating system sketch map
The specific meanings of the symbols in the drawings are as follows:
the device comprises a frame 1, a beam 2, a beam 3, a bearing shaft 4, a universal wheel 5, a bearing wheel 6, a supporting arm 7, a suspension arm 8, a hoisting ring 9, a suspension arm lifting mechanism 10, a positioning wheel 11, a first pulley 12, a hand winch 13, a winch 14, a winch 15, a handrail 15, a diagonal brace 16, a vertical suspension arm 17, a transverse suspension arm 18, a second pulley 19 and a limiting block 20.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that the embodiments described herein are merely illustrative and explanatory of the present invention, and are not restrictive of the invention.
As shown in fig. 1, fig. 3 and fig. 4, the technical solution of the disclosed embodiment of the present invention is as follows: the utility model provides a portable sling cart of two segmentations, includes: the lifting device comprises a frame 1, a supporting arm 7, a lifting arm 8 and a lifting arm lifting mechanism 10, wherein the frame 1 is positioned at the bottom of the lifting car and used for stabilizing the lifting car; the suspension arm 8 is positioned above the frame 1 and comprises a transverse suspension arm 18 and a vertical suspension arm 17, the transverse suspension arm 18 is fixedly connected with the vertical suspension arm 17, and the whole suspension arm is L-shaped and used for lifting heavy objects; the supporting arm 7 is connected with the frame 1 and the suspension arm 8 to support the suspension arm 8 to move; the boom lifting mechanism 10 is fixed on the support arm 7 and the vertical boom 17 and used for lifting the boom 8.
As shown in fig. 2, the frame 1 comprises beams 2 and beams 3, the beams 2 are arranged in parallel, the beams 3 are vertically connected with the beams 2 into a whole, universal wheels 5 are fixed at the bottom of the front end of the frame 1 side by side, a bearing shaft 4 is fixedly connected at the rear end, bearing wheels 6 are rotatably fixed at the two ends of the bearing shaft 4, and the frame is made of solid round steel for ensuring the strength of the bearing shaft.
The inside of the supporting arm 7 is hollow, the lower end of the supporting arm is fixedly connected with the cross beam 3 or the bearing shaft 4, the supporting arm 7 is positioned on the symmetrical axis of the frame 1, the included angle between the supporting arm 7 and the frame 1 is an acute angle, the preferable angle range is 85-90 degrees, the gravity center of the sling is positioned at the end part of the transverse suspension arm 18 as far as possible, and the sling is ensured to be supported stably in the hoisting process.
The vertical suspension arm 17 is slidably inserted into the supporting arm 7 along the arm length direction of the supporting arm 7, and an open slot is formed in the lower part of the vertical suspension arm 17; the tail end of the transverse suspension arm 18 is provided with a hoisting ring 9, and the hoisting ring 9 can be connected with a chain block and can also be replaced by other devices with the same function.
Meanwhile, the front part of the frame 1 is of a hollow structure, the hoisting ring of the transverse hoisting arm 18 is positioned right above the hollow structure of the frame 1, and when the equipment is hoisted, the gravity centers of the sling cart and the equipment are positioned at the center of the vehicle body, so that the stability of the vehicle body is further ensured, and the transportation is convenient.
The frame 1, the supporting arm 7 and the suspension arm 8 are all made of a pair of channel steel, and the channel steel is spliced and welded to form a square column with a hollow interior.
In order to further stabilize the vehicle body and facilitate carrying, the supporting arm 7 and the vehicle frame 1 are provided with a diagonal brace 16 and handrails 15 on two sides of the supporting arm 7.
In order to meet the good sliding effect between the suspension arm 8 and the supporting arm 7, the arm length of the vertical suspension arm 17 is slightly smaller than that of the supporting arm 7, and the cross-sectional area of the vertical suspension arm 17 is smaller than that of the supporting arm 7.
In order to further stabilize the sliding effect between the suspension arm 8 and the supporting arm 7, the lower part of the vertical suspension arm 17 can be provided with a limiting block 20 or other limiting structures to be matched with a positioning wheel, so that the suspension arm 8 can be prevented from sliding out of the supporting arm 7, and the hoisting safety is ensured.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention is included in the protection scope of the present invention.
Claims (10)
1. A two-segment portable sling cart comprising: the lifting device comprises a frame, a supporting arm, a lifting arm and a lifting arm lifting mechanism, wherein the frame is positioned at the bottom of the lifting car and used for stabilizing the lifting car; the suspension arm is positioned above the frame and comprises a transverse suspension arm and a vertical suspension arm, and the transverse suspension arm is fixedly connected with the vertical suspension arm, is L-shaped as a whole and is used for lifting heavy objects; the supporting arm is connected with the frame and the suspension arm to support the suspension arm to move; the davit elevating system is fixed in the support arm with on the vertical davit for lift davit, characterized by:
the suspension arm lifting mechanism comprises a positioning wheel, a first pulley, a second pulley, a hand winch and a cable, wherein the positioning wheel and the first pulley are relatively fixed at the upper end of the supporting arm, the second pulley is fixed at the lower end of the vertical suspension arm, the hand winch is fixed at the middle part of the supporting arm, one end of the cable is fixed at the upper end of the vertical suspension arm, and the other end of the cable is sequentially wound around the lower part of the second pulley and the upper part of the first pulley and is wound in the hand winch.
2. A two-part portable sling cart according to claim 1, characterised in that: the frame comprises two thills and two beams which are arranged in parallel, the beams are vertically connected with the thills into a whole, universal wheels are fixed at the bottom of the front end of the frame side by side, a bearing shaft is fixedly connected at the rear end of the frame, and bearing wheels are rotatably fixed at two ends of the bearing shaft.
3. A two-part portable sling cart according to claim 2, characterised in that: the support arm is hollow, the lower end of the support arm is fixedly connected with the cross beam or the bearing shaft, the support arm is located on a symmetrical axis of the frame, and an included angle between the support arm and the frame is an acute angle.
4. A two-part portable sling cart according to claim 3, characterised in that: the vertical suspension arm can be slidably inserted into the supporting arm along the length direction of the supporting arm, and an open slot is formed in the lower part of the vertical suspension arm; and the tail end of the transverse suspension arm is provided with a hoisting ring.
5. A two-part portable sling cart according to claim 3, characterised in that: the bearing shaft is made of solid round steel.
6. A two-part portable sling cart according to claim 4, characterised in that: the hoisting ring is connected with the chain block.
7. A two-part portable sling cart according to claim 4, characterised in that: the frame, the supporting arm and the suspension arm are all made of channel steel.
8. A two-part portable sling cart according to claim 4, characterised in that: and a diagonal draw bar is arranged between the supporting arm and the frame.
9. A two-part portable sling cart according to claim 4, characterised in that: handrails are arranged on two sides of the supporting arm.
10. A two-part portable sling cart according to claim 4, characterised in that: the arm length of the vertical suspension arm is slightly smaller than that of the support arm, and the cross-sectional area of the vertical suspension arm is smaller than that of the support arm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922121434.8U CN212475894U (en) | 2019-12-03 | 2019-12-03 | Two-section type portable sling cart |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922121434.8U CN212475894U (en) | 2019-12-03 | 2019-12-03 | Two-section type portable sling cart |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212475894U true CN212475894U (en) | 2021-02-05 |
Family
ID=74414215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922121434.8U Active CN212475894U (en) | 2019-12-03 | 2019-12-03 | Two-section type portable sling cart |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212475894U (en) |
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2019
- 2019-12-03 CN CN201922121434.8U patent/CN212475894U/en active Active
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