CN201817231U - Balance crane - Google Patents
Balance crane Download PDFInfo
- Publication number
- CN201817231U CN201817231U CN2010202902360U CN201020290236U CN201817231U CN 201817231 U CN201817231 U CN 201817231U CN 2010202902360 U CN2010202902360 U CN 2010202902360U CN 201020290236 U CN201020290236 U CN 201020290236U CN 201817231 U CN201817231 U CN 201817231U
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- bar
- clamping
- connecting rod
- guide rail
- arm
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- Expired - Fee Related
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- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 abstract description 6
- 239000003345 natural gas Substances 0.000 abstract description 3
- 239000007789 gas Substances 0.000 description 35
- 230000033001 locomotion Effects 0.000 description 9
- 239000000725 suspension Substances 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 4
- 230000000717 retained effect Effects 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical compound C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000262 cochlear duct Anatomy 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a balance crane, and aims at providing a balance crane which grabs compressed natural gas (CNG) high-pressure storage cylinders directly, is simple to operate, and saves time and labor. The balance crane comprises a saddle, a stand column, a rotating tank, a power unit, a driving device, a balance weight, a lifting rod and a parallel four-bar mechanism, wherein a crane jib at the front end of the parallel four-bar mechanism is provided with a grabbing device; the grabbing device comprises two clamping jaws, a connecting rod and a joint lever; the clamping jaws are arranged at two ends of the connecting rod; the joint lever is arranged on the connecting rod; the connecting rod is rotatably connected with the crane jib, each clamping jaw comprises a pull rod a, a pull rod b, a clamping rod a and a clamping rod b; one end of the pull rod a is articulated with the connecting rod, and the other end is articulated with the clamping rod b; one end of the pull rod b is articulated with the connecting rod, and the other end is articulated with the clamping rod a; and the clamping rod a is articulated with the middle of the clamping rod b. The balance crane has the advantages that the structure is simple, the operation is convenient and the time and the labor are saved. The balance crane is used for grabbing and carrying CNG high-pressure storage cylinders.
Description
Technical field
The utility model relates to a kind of weight-lifting equipment, especially relates to a kind of balance crane of the CNG of extracting high-pressure gas cylinder.
Background technology
Dual-fuel automobile is mainly done fuel with gasoline and compression natural gas at present, compression natural gas generally is stored in the CNG high-pressure gas cylinder, the CNG high-pressure gas cylinder is placed in the automobile trunk usually, generally use a dead lift in automobile trunk, but the CNG high-pressure gas cylinder is heavier, a dead lift labour intensity is bigger, so adopting a kind of better simply lifting appliance carries, reduce labor intensity, the general balance crane that adopts, balance crane is mainly used in the movement of objects in workshop lifting workpiece drawn game portion space, has characteristics such as flexible, light, that cost is low.But the existing general complex structure of balance crane when grasping some bottles class and bucket class part, also will be tightened these bottles class and bucket class part with rope usually, catches on the rope lifting with suspension hook again, and complex operation is wasted time and energy.The Chinese utility model patent specification sheets of the CN201338913Y that on November 4th, 2009 was announced discloses a kind of balance crane, this balance crane comprises column, the revolution case, motor, driving device, jacking system, balancing device, suspension hook and control circuit, parallel four-bar linkage comprises long arm swing, short swing arm, trammel beam and arm, long arm swing and short swing arm are rotationally connected, short swing arm and trammel beam are rotationally connected, trammel beam and arm are rotationally connected, long arm swing and arm are rotationally connected, lifting arm is captiveed joint with the parallel four-bar linkage long arm swing, power is delivered on the lifting arm by driving device, lifting arm drives parallel four-bar linkage long arm swing up-and-down movement, the lifting of control parallel four-bar linkage arm, short simultaneously swing arm and trammel beam adapter shaft are provided with roller, roller is arranged in the guide groove that turns round on the case, roller can roll in guide groove back and forth, the arm that can control the parallel four-bar linkage front end moves forward and backward, turning round case simultaneously is connected by bearing with column, revolution case and column can relatively rotate, the drive arm rotates, the arm front end is connected with suspension hook, suspension hook can lifting cargo, but this balance crane driving device is complicated, simultaneously when lifting CNG high-pressure gas cylinder, need earlier the CNG high-pressure gas cylinder to be placed on the rope, fixing tight with rope again the CNG high-pressure gas cylinder, hook the rope lifting with suspension hook again, after the CNG high-pressure gas cylinder is put into automobile trunk, need lift the CNG high-pressure gas cylinder equally, again rope is extracted out, cause complex operation, and very effort is lost time simultaneously.
The utility model content
The utility model mainly is when solving the balance crane lifting CNG high-pressure gas cylinder that exists in the prior art, need lift the CNG high-pressure gas cylinder repeatedly, the complex operation that causes, the problem that wastes time and energy, a kind of balance crane is provided, and this balance crane has guaranteed the high-pressure gas cylinder at lifting CNG, does not need to lift the CNG high-pressure gas cylinder, simple to operate, time saving and energy saving.
In order to solve the problems of the technologies described above, the utility model has adopted a kind of like this balance crane, comprise vehicle seat, column, the revolution case, engine installation, driving device, balance block, lifting bar and parallel four-bar linkage, revolution case and column are rotationally connected, balance block is fixed on lifting bar one end, parallel four-bar linkage comprises long arm swing, short swing arm, trammel beam and arm, lifting bar is captiveed joint with long arm swing, the adapter shaft of short swing arm and trammel beam is provided with roller, described arm front end is provided with grabbing device, described grabbing device comprises two clamp jaws, connecting rod and pipe link, described two clamp jaws are arranged on the connecting rod two ends, the connecting rod middle part is provided with pipe link, described pipe link and arm are rotationally connected, described clamp jaw is the four-bar linkage of symmetry, comprise pull bar a, pull bar b, clamping bar a and clamping bar b, pull bar a one end and rod hinge connection, the other end and clamping bar b are hinged, pull bar b one end and rod hinge connection, the other end and clamping bar a are hinged, clamping bar a and clamping bar b are bow, and be hinged in the middle of clamping bar a and the clamping bar b.Column is the middle axle that the notch cuttype through hole is arranged, the ladder place of notch cuttype through hole is fixed with rolling bearing, the lower end of revolution case is fixed with the axle of notch cuttype, this axle cooperates with column scala media ladder type through hole, the revolution case can relatively rotate by rolling bearing and column like this, engine installation drives lifting bar and long arm swing up-and-down movement, the motion of driving parallel four-bar linkage, the lifting of the grabbing device on the control parallel four-bar linkage front end arm, the roller of parallel four-bar linkage rolls with the revolution case and is connected simultaneously, can control grabbing device moves forward and backward, grabbing device adopts two clamp jaws that are arranged on the connecting rod two ends, clamp jaw can be clamped the two ends of CNG high-pressure gas cylinder like this, guarantee CNG high-pressure gas cylinder balance, pipe link is fixed on the turning cylinder of parallel four-bar linkage arm front end, so whole grabbing device can be swung in a plane, guarantee that the CNG high-pressure gas cylinder is stable, can adjust the position of CNG high-pressure gas cylinder by rotating grabbing device simultaneously.Two clamping bars and two connecting rods of clamp jaw can relatively rotate by axle, thereby control the stretching degree of two clamping bars, two clamping bars are after clamping the CNG high-pressure gas cylinder, and the clamping bar of two clamp jaws can clamp the CNG high-pressure gas cylinder automatically under the action of gravity of CNG high-pressure gas cylinder.
As preferably, described clamping bar a and clamping bar b whole semicircular in shape under clamped condition.Described clamping bar a and clamping bar b retained part length are oversize will to cause two open openings of clamping bar not enough, the CNG high-pressure gas cylinder just can't pass through this opening, described clamping bar a and clamping bar b retained part length are too short, just can't clamp the CNG high-pressure gas cylinder, so two clamping bar retained part length is 1/4th circular arc, two clamping bars whole semicircular in shape under clamped condition.
As preferably, described revolution case upper surface is provided with the casing guide rail, and casing guide rail one end vertical fixing has position-limited lever, and roller rolls with the casing guide rail and is connected.Described roller is an antifriction-bearing box, short swing arm and trammel beam by antifriction-bearing box can be on the guide rail that turns round the case upper surface parallel motion, position-limited lever is used for carrying out spacing to antifriction-bearing box, prevent that it from skidding off guide rail, simultaneously can control short swing arm and trammel beam shift motion, thus control parallel four-bar linkage arm parallel motion distance.
As preferably, described engine installation is a cylinder, driving device comprises guide rail, slide shaft and coupler, cylinder and guide rail are fixed on the side of revolution case, lifting bar and long arm swing are fixed together by slide shaft, slide shaft and guide rail sliding block joint, the piston rod of cylinder is captiveed joint with coupler, and coupler and slide shaft are rotationally connected.It is low that cylinder and motor are compared cost, structure is simpler, slide shaft is connected with the long arm swing of lifting bar and parallel four-bar linkage, slide shaft is arranged in the guide groove of guide rail, the piston rod of cylinder promotes slide shaft by coupler and slides up and down at the guide rail guide groove, the long arm swing that drives lifting bar and parallel four-bar linkage moves, the arm lifting of control parallel four-bar linkage.
As preferably, described guide rail is provided with limiting stopper in two ends up and down, by changing the position of rail length and limiting stopper, can change the guide rail stroke, thus the range of control arm.
As preferably, described vehicle seat lower surface one end is provided with cardan wheel, and the other end is provided with rigid castors.Whole like this balance crane just can move, and carrying CNG high-pressure gas cylinder is more convenient, and cardan wheel can 360 ° of rotations of level, makes things convenient for balance crane to turn to and adjusts the position.
The beneficial effects of the utility model are that this balance crane does not need to lift the CNG high-pressure gas cylinder at lifting CNG high-pressure gas cylinder, and is simple to operate, time saving and energy saving.
Description of drawings
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is the birds-eye view of Fig. 1;
Fig. 3 is the structural representation of vehicle seat of the present utility model.
The specific embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
As shown in Figure 1, this balance crane comprises vehicle seat 1, column 2, revolution case 3, engine installation 4, driving device 5, balance block 6, lifting bar 7, parallel four-bar linkage 8 and grabbing device 9.As shown in Figure 3, vehicle seat 1 comprises two cardan wheels 11, two rigid castors 12, longeron 13, two main beam transverses 14, brace panel 15, two cant beams 16 and beam carline 17, described longeron 13, two main beam transverses 14, two cant beams 16 and beam carline 17 are hollow square steel, two cant beam 16 oblique longeron 13 left surfaces that are welded on, two cant beams 16 are a kind of open configuration, beam carline 17 is welded between two cant beams 16, two main beam transverses 14 are welded between longeron 13 and the beam carline 17, described longeron 13, two main beam transverses 14, two cant beams 16 and beam carline 17 upper surfaces are in a plane, brace panel 15 is fixed on longeron 13, two main beam transverses 14, two cant beams 16 and beam carline 17 upper surfaces, described two cardan wheels 11 are fixed on the two ends of longeron 13, and described rigid castors 12 is fixed two ends at cant beam 16.Column 2 is vertically fixed on the upper surface of brace panel 15.
As depicted in figs. 1 and 2, described revolution case 3 comprises rectangular box 31, trapezoidal cabinet 32 and S. A. 33, S. A. 33 is the axle of notch cuttype, S. A. 33 big ends are vertically welded in the bottom of rectangular box 31, trapezoidal cabinet 32 is welded on rectangular box 31 upper ends, in the middle of the described column 2 the notch cuttype through hole is arranged, the ladder place of notch cuttype through hole is fixed with rolling bearing, the S. A. 33 of revolution case 3 cooperates with column 2, hollow in the middle of the described rectangular box 31, described trapezoidal cabinet 32 is casings of the middle hollow that is welded into steel plate, an one cross section is trapezoidal, described trapezoidal cabinet 32 upper surface both sides have been horizontally disposed with two casing guide rails 34, and each casing guide rail 34 upper surfaces one end vertical welding is connected to a position-limited lever 35.
In use, balance crane is moved near the CNG high-pressure gas cylinder, press master cock with hand, control cylinder 41 piston rods protrude upward, driving slide shaft 52 by coupler 53 slides on guide rail 51, make lifting bar 7 and long arm swing 81 upward movements, by parallel four-bar linkage 8, driving arm 84 descends, when arm 84 drops to correct position, unclamp master cock, cylinder 41 stop motions, strut one by one with two clamp jaws 91 of handgrip, again two clamp jaws 91 are clipped in the two ends of CNG high-pressure gas cylinder respectively, press master cock control cylinder 41 piston rods toward being retracted into hand then, lifting bar 7 and long arm swing 81 are moved downward, by parallel four-bar linkage 8, driving arm 84 rises, two clamp jaws 91 can clamp under the action of gravity of CNG high-pressure gas cylinder automatically, when the CNG high-pressure gas cylinder rises to suitable position, again cylinder 41 is stopped, the CNG high-pressure gas cylinder hovers over this height, then balance crane is moved to the automobile back, vehicle seat 1 can reach under the automobile, arm 84 is reached in the automobile trunk, balance crane is stopped, because the short swing arm 82 of parallel four-bar linkage 8 and the adapter shaft of trammel beam 83 are provided with antifriction-bearing box, antifriction-bearing box is placed on the casing guide rail 34 that turns round on the case 3, turning round case 3 simultaneously is connected with column 2 usefulness rolling bearings, so promote the CNG high-pressure gas cylinder all around with hand, can drive parallel four-bar linkage 8 moves around at the casing guide rail 34 of revolution case 3, turning round case 3 simultaneously can rotate relative to column 2, then the CNG high-pressure gas cylinder just can move forward and backward and swing, so just can adjust to suitable position to the CNG high-pressure gas cylinder, and then control cylinder 41 puts down the CNG high-pressure gas cylinder, clamp jaw 91 unclamps, balance crane is removed, again the CNG high-pressure gas cylinder is fixed in the automobile trunk.
Claims (6)
1.
A kind of balance crane, comprise vehicle seat (1), column (2), revolution case (3), engine installation (4), driving device (5), balance block (6), lifting bar (7) and parallel four-bar linkage (8), revolution case (3) is rotationally connected with column (2), balance block (6) is fixed on lifting bar (7) one ends, parallel four-bar linkage (8) comprises long arm swing (81), short swing arm (82), trammel beam (83) and arm (84), lifting bar (7) is captiveed joint with long arm swing (81), the adapter shaft of short swing arm (82) and trammel beam (83) is provided with roller (85), it is characterized in that described arm (84) front end is provided with grabbing device (9), described grabbing device (9) comprises two clamp jaws (91), connecting rod (92) and pipe link (93), described two clamp jaws (91) are arranged on connecting rod (92) two ends, connecting rod (92) middle part is provided with pipe link (93), described pipe link (93) is rotationally connected with arm (84), described clamp jaw (91) is the four-bar linkage of symmetry, comprise pull bar a(911), pull bar b(912), clamping bar a(913) and clamping bar b(914), pull bar a(911) end and connecting rod (92) are hinged, pull bar a(911) other end and clamping bar b(914) hinged, pull bar b(912) end and connecting rod (92) are hinged, pull bar b(912) other end and clamping bar a(913) hinged, clamping bar a(913) and clamping bar b(914) be bow, clamping bar a(913) and clamping bar b(914) in the middle of hinged.
2.
Balance crane according to claim 1 is characterized in that described clamping bar a(913) and clamping bar b(914) whole semicircular in shape under clamped condition.
3. balance crane according to claim 1 and 2, it is characterized in that described revolution case (3) upper surface is provided with casing guide rail (34), casing guide rail (34) one end vertical fixing have position-limited lever (35), and roller (85) rolls with casing guide rail (34) and is connected.
4.
Balance crane according to claim 1 and 2, it is characterized in that described engine installation (4) is a cylinder (41), driving device (5) comprises guide rail (51), slide shaft (52) and coupler (53), cylinder (41) and guide rail (51) are fixed on the side of revolution case (3), lifting bar (7) is fixed together by slide shaft (52) with long arm swing (81), slide shaft (52) and guide rail (51) sliding block joint, the piston rod of cylinder (41) is captiveed joint with coupler (53), and coupler (53) is rotationally connected with slide shaft (52).
5.
Balance crane according to claim 4 is characterized in that described guide rail (51) is provided with limiting stopper (511) in two ends up and down.
6.
Balance crane according to claim 1 and 2 is characterized in that described vehicle seat (1) lower surface one end is provided with cardan wheel (11), and the other end is provided with rigid castors (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202902360U CN201817231U (en) | 2010-08-13 | 2010-08-13 | Balance crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202902360U CN201817231U (en) | 2010-08-13 | 2010-08-13 | Balance crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201817231U true CN201817231U (en) | 2011-05-04 |
Family
ID=43915195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202902360U Expired - Fee Related CN201817231U (en) | 2010-08-13 | 2010-08-13 | Balance crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201817231U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408081A (en) * | 2011-09-02 | 2012-04-11 | 河北联合大学 | Multifunctional electric small crane for indoor hoisting and carrying |
| CN102616671A (en) * | 2012-04-06 | 2012-08-01 | 魏德让 | Hydraulic balance crane |
| CN103448814A (en) * | 2013-09-16 | 2013-12-18 | 力帆实业(集团)股份有限公司 | Spare tyre picking and placing device |
| CN103523718A (en) * | 2013-10-18 | 2014-01-22 | 浙江工商大学 | Two-dimensional motion constant force hanging device |
| CN103604044A (en) * | 2013-09-27 | 2014-02-26 | 浙江吉利控股集团有限公司 | Assembly and installation device and method for automobile gas cylinders |
| CN104310219A (en) * | 2014-10-06 | 2015-01-28 | 苏州蓝王机床工具科技有限公司 | Balance crane |
| CN104803297A (en) * | 2014-01-23 | 2015-07-29 | 北大方正集团有限公司 | Tower crane apparatus and large beam ion injection equipment |
| CN105751201A (en) * | 2016-04-29 | 2016-07-13 | 三峡大学 | Carrying manipulator |
| CN107344703A (en) * | 2016-05-06 | 2017-11-14 | 江苏天泽精工机械有限公司 | A kind of portable loading-unloading vehicle |
-
2010
- 2010-08-13 CN CN2010202902360U patent/CN201817231U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102408081A (en) * | 2011-09-02 | 2012-04-11 | 河北联合大学 | Multifunctional electric small crane for indoor hoisting and carrying |
| CN102616671A (en) * | 2012-04-06 | 2012-08-01 | 魏德让 | Hydraulic balance crane |
| CN103448814A (en) * | 2013-09-16 | 2013-12-18 | 力帆实业(集团)股份有限公司 | Spare tyre picking and placing device |
| CN103604044A (en) * | 2013-09-27 | 2014-02-26 | 浙江吉利控股集团有限公司 | Assembly and installation device and method for automobile gas cylinders |
| CN103604044B (en) * | 2013-09-27 | 2015-10-14 | 浙江吉利控股集团有限公司 | Automobile gas cylinder assembling erecting device |
| CN103523718A (en) * | 2013-10-18 | 2014-01-22 | 浙江工商大学 | Two-dimensional motion constant force hanging device |
| CN103523718B (en) * | 2013-10-18 | 2015-10-28 | 浙江工商大学 | A kind of two dimensional motion constant force erecting by overhang |
| CN104803297A (en) * | 2014-01-23 | 2015-07-29 | 北大方正集团有限公司 | Tower crane apparatus and large beam ion injection equipment |
| CN104310219A (en) * | 2014-10-06 | 2015-01-28 | 苏州蓝王机床工具科技有限公司 | Balance crane |
| CN105751201A (en) * | 2016-04-29 | 2016-07-13 | 三峡大学 | Carrying manipulator |
| CN105751201B (en) * | 2016-04-29 | 2017-09-05 | 三峡大学 | Handling manipulator |
| CN107344703A (en) * | 2016-05-06 | 2017-11-14 | 江苏天泽精工机械有限公司 | A kind of portable loading-unloading vehicle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110504 Termination date: 20140813 |
|
| EXPY | Termination of patent right or utility model |