CN204077468U - A kind of railway carriage or compartment bucket lifting mechanism of tip car - Google Patents
A kind of railway carriage or compartment bucket lifting mechanism of tip car Download PDFInfo
- Publication number
- CN204077468U CN204077468U CN201420377044.1U CN201420377044U CN204077468U CN 204077468 U CN204077468 U CN 204077468U CN 201420377044 U CN201420377044 U CN 201420377044U CN 204077468 U CN204077468 U CN 204077468U
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- Prior art keywords
- railway carriage
- lifting mechanism
- compartment
- screw mandrel
- compartment bucket
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- 230000007246 mechanism Effects 0.000 title claims abstract description 35
- 230000008878 coupling Effects 0.000 claims description 41
- 238000010168 coupling process Methods 0.000 claims description 41
- 238000005859 coupling reaction Methods 0.000 claims description 41
- 230000005540 biological transmission Effects 0.000 claims description 22
- 239000012530 fluid Substances 0.000 claims description 22
- 238000012544 monitoring process Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 description 8
- 238000010304 firing Methods 0.000 description 5
- 239000003921 oil Substances 0.000 description 5
- 239000010720 hydraulic oil Substances 0.000 description 3
- 230000001447 compensatory effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
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Abstract
The utility model discloses a kind of railway carriage or compartment bucket lifting mechanism of tip car, comprise driving engine, gear unit and railway carriage or compartment bucket, described gear unit comprises a rhizoid bar and four connecting rods, four described connecting rods connect to form the connecting rod assembly of rhombus mutually from beginning to end, described connecting rod assembly comprises upper link point, lower link point, left hinge-point and right hinge-point, the bottom that described upper link point struggles against with described railway carriage or compartment is connected, described lower link point is connected with vehicle frame, described left hinge-point and described right hinge-point are arranged on left slider and right slide block respectively, described left slider and described right slide block are all set on described screw mandrel, screw mandrel described in described engine drive rotates, described left slider and described right slide block with described screw mandrel rotation near or away from.Railway carriage or compartment of the present utility model bucket lifting mechanism adopts mechanical drive to control the lifting of railway carriage or compartment bucket, avoids the danger causing fire because of leakage of oil.
Description
Technical field
The utility model relates to tip car, particularly relates to a kind of railway carriage or compartment bucket lifting mechanism of tip car.
Background technology
As shown in Figure 1, the power element of the railway carriage or compartment bucket lifting mechanism of current mining tip car is generally hydraulic efficiency pressure system, because hydraulic oil pipe is arranged near smoke-exhausting pipe of engine, so once the power element such as hydraulic oil pipe or electromagnetic valve generation oil leakage phenomenon is easy to firing accident occurs.And hydraulic efficiency pressure system in the course of the work hydraulic oil heat up higher, must radiator heat-dissipation be passed through.In addition, hydraulic efficiency pressure system also add the oil consumption of driving engine.
Current existing settling mode is: utilize asbeston to wrap up smoke-exhausting pipe of engine, prevents firing accident.But still fundamentally do not stop above-mentioned hidden danger, truck firing accident happens occasionally.
Therefore, be necessary to design a kind of more effective railway carriage or compartment bucket lifting mechanism preventing the tip car of firing accident.
Utility model content
The purpose of this utility model is to overcome the deficiencies in the prior art, provides a kind of railway carriage or compartment bucket lifting mechanism effectively preventing the tip car of firing accident.
The technical solution of the utility model provides a kind of railway carriage or compartment bucket lifting mechanism of tip car, comprise driving engine, gear unit and railway carriage or compartment bucket, described gear unit comprises a rhizoid bar and four connecting rods, four described connecting rods connect to form the connecting rod assembly of rhombus mutually from beginning to end, described connecting rod assembly comprises upper link point, lower link point, left hinge-point and right hinge-point, the bottom that described upper link point struggles against with described railway carriage or compartment is connected, described lower link point is connected with vehicle frame, described left hinge-point and described right hinge-point are arranged on left slider and right slide block respectively, described left slider and described right slide block are all set on described screw mandrel, screw mandrel described in described engine drive rotates, described left slider and described right slide block with described screw mandrel rotation near or away from.
Preferably, described gear unit also comprises fluid coupling, and the transmission of power of described driving engine is given described screw mandrel by described fluid coupling.
Preferably, described gear unit also comprises universal coupling, and the transmission of power passed over of described fluid coupling is given described screw mandrel by described universal coupling.
Preferably, described gear unit also comprises belt component, and described belt component comprises belt and belt pulley, and transmission of power is given described belt by described universal coupling, and pulley rotation described in described belt drive, described belt pulley drives described screw mandrel.
Preferably, described gear unit also comprises cone tooth assembly, and described cone tooth assembly comprises the first cone tooth and the second cone tooth, and transmission of power is given described first cone tooth by described belt pulley, and described first cone tooth drives described second cone tooth, and described second cone tooth drives described screw mandrel.
Preferably, described railway carriage or compartment bucket lifting mechanism also comprises base, and described belt component, described cone tooth assembly, described screw mandrel and described connecting rod assembly are installed on described base, and one end and the described vehicle frame of described base are hinged.
Preferably, described railway carriage or compartment bucket lifting mechanism also comprises potentiometer, and described potentiometer is for monitoring the lifting angle of described railway carriage or compartment bucket.
Preferably, described railway carriage or compartment bucket lifting mechanism also comprises limit switch, and described limit switch is for limiting described railway carriage or compartment bucket in the position of highs and lows.
Adopt after technique scheme, there is following beneficial effect: because transmission component comprises screw mandrel and connecting rod assembly, when screw mandrel rotates, the cunning back and forth on screw mandrel of the slide block on connecting rod assembly.Left and right slide block away from time, railway carriage or compartment bucket decline; Left and right slide block near time, railway carriage or compartment bucket rise.Railway carriage or compartment of the present utility model bucket lifting mechanism adopts mechanical drive to control the lifting of railway carriage or compartment bucket, avoids the danger causing fire because of leakage of oil.
Accompanying drawing explanation
Fig. 1 is the structural representation of the railway carriage or compartment bucket lifting mechanism of existing tip car;
Fig. 2 is the structural representation of the initial condition of the railway carriage or compartment bucket lifting mechanism of tip car in the utility model one embodiment;
Fig. 3 is the partial enlarged drawing of the initial condition of the railway carriage or compartment bucket lifting mechanism of tip car in the utility model one embodiment;
Fig. 4 is that the railway carriage or compartment bucket lifting mechanism of tip car in the utility model one embodiment is from the E of Fig. 3 to the structural representation of the screw mandrel observed and connecting rod assembly;
Fig. 5 is the structural representation of the lifting state of the railway carriage or compartment bucket lifting mechanism of tip car in the utility model one embodiment.
Reference numeral synopsis:
Struggle against in 1-driving engine 2-gear unit 3-railway carriage or compartment
4-vehicle frame
21-screw mandrel 22-connecting rod 23-left slider
24-right slide block 25-fluid coupling 26-universal coupling
27-belt component 28-bores tooth assembly 29-base
271-belt 272-belt pulley 281-first bores tooth
282-second bores tooth A-upper link point B-lower link point
The right hinge-point of C-left hinge-point D-
Detailed description of the invention
Detailed description of the invention of the present utility model is further illustrated below in conjunction with accompanying drawing.
As Figure 2-3, the railway carriage or compartment bucket lifting mechanism of tip car, comprises driving engine 1, gear unit 2 and railway carriage or compartment bucket 3.As shown in Figure 2, transmission unit 2 is arranged on the vehicle frame 4 below railway carriage or compartment bucket 3, and one end of railway carriage or compartment bucket 3 is connected with gear unit 2, and the other end of railway carriage or compartment bucket 3 is connected by a hinge-point 31 with vehicle frame, when one end of railway carriage or compartment bucket 3 is transmitted unit 2 lifting, the other end of railway carriage or compartment bucket 3 rotates around hinge-point 31.
As shown in Figure 3-4, gear unit comprises fluid coupling 25, universal coupling 26, belt component 27, cone tooth assembly 28, rhizoid bar 21 and four connecting rods (22a, 22b, 22c, 22d) from left to right successively.Driving engine 1 by transmission shaft by transmission of power to fluid coupling 25; Power is passed to universal coupling 26 by transmission shaft by Fluid coupling 25 again; Universal coupling 26 by transmission shaft again by transmission of power to belt component 27, belt component 27 comprises belt 271 and belt pulley 272, universal coupling 26 drives below belt pulley 272 to rotate by transmission shaft, below belt pulley 272 drives belt 271 to rotate, and belt 271 drives top belt pulley 272 to rotate again; Transmission of power is given cone tooth assembly 28 by transmission shaft by top belt pulley 272 again, cone tooth assembly 28 comprises the first cone tooth 281 and the second cone tooth 282, transmission of power is bored tooth 281 to first by transmission shaft by top belt pulley 272, first cone tooth 281 is by transmission of power to the second cone tooth 282, and now the direction of power changes 90 degree.As shown in Figure 4, Fig. 4 is the structural representation from the E of Fig. 3 to the screw mandrel observed and connecting rod assembly.Second cone tooth 282 is by transmission of power to screw mandrel 21, and screw mandrel 21 rotates.Four connecting rods (22a, 22b, 22c, 22d) connect to form the connecting rod assembly of rhombus mutually from beginning to end, connecting rod assembly comprises upper link point A, lower link point B, left hinge-point C and right hinge-point D, upper link point A and railway carriage or compartment struggle against 3 bottom be connected, lower link point B is connected with vehicle frame 4, left hinge-point C and right hinge-point D is arranged on left slider 23 and right slide block 24 respectively, left slider 23 and right slide block 24 are all set on screw mandrel 21, after screw mandrel 21 rotates, left slider 23 and right slide block 24 with screw mandrel 21 rotation near or away from.In the present embodiment, right slide block 24 is fixed, when screw mandrel 21 rotates clockwise, left slider 23 slides to the right along screw mandrel 21, distance between left slider 23 and right slide block 24 is constantly close, and the distance between upper link point A and lower link point B constantly increases, and railway carriage or compartment bucket 3 is elevated.When screw mandrel 21 rotates counterclockwise, left slider 23 slides to the left along screw mandrel 21, the distance between left slider 23 and right slide block 24 constantly away from, the distance between upper link point A and lower link point B constantly reduces, and railway carriage or compartment bucket 3 is returned to initial position.Because screw mandrel 21 has auto-lock function, after railway carriage or compartment bucket 3 gives rise to satisfactory height, screw mandrel 21 stops operating, and railway carriage or compartment bucket 3 remains on the position of lifting, can not fall.
Preferably, right slide block 24 may not be fixing, and when screw mandrel 21 rotates, right slide block 24 also slides along screw mandrel 21.Realize left and right slide block simultaneously to two Slideslips or simultaneously to central slide.
In the present embodiment, as shown in Figure 3, gear unit 2 comprises fluid coupling 25, and fluid coupling 25 take liquid as a kind of nonrigid coupling device of working medium, also known as fluid coupling.The pump impeller of fluid coupling and turbine form an airtight epitrochoidal chamber that liquid-circulating can be made to flow, and pump impeller is contained on input shaft, and turbine cartridge is on output shaft.When engine (combustion engine, electrical motor etc.) band driven input shaft rotates, liquid is centrifuged formula pump impeller and throws away.Namely this high-speed liquid promotes turbine and rotates after entering turbine, by the energy transferring that obtains from pump impeller to output shaft.Final liquid returns pump impeller, forms the flowing gone round and begun again.Fluid coupling carrys out transmitting torque by the change producing moment of momentum that interacts of the blade of liquid and pump impeller, turbine.Its output torque equals input torque and deducts friction moment, so its output torque perseverance is less than input torque.By liquid communication between fluid coupling input shaft and output shaft, between working component, there is not rigid attachment.The feature of fluid coupling is: can eliminate shock and vibration; Output speed is lower than input speed, and the speed discrepancy of diaxon increases with the increase of load; Overload protection performance and starting ability good, during load excessive and stall, input shaft is still rotatable, the unlikely damage causing engine; When load decreases, output shaft rotating speed increases until close to the rotating speed of input shaft.Although also there is liquid oil in fluid coupling 25, because fluid coupling is airtight epitrochoidal chamber, therefore liquid oil is not easy to reveal, and does not also just allow fire hazardous.With can the universal coupling of telescopic be connected between fluid coupling with belt pulley, for the size (such as: arrange during lifting fast and two velocity amplitudes at a slow speed) in the direction and speed that control Driving Torque.
Preferably, also fluid coupling can be replaced by other mechanical drive.
In the present embodiment, as shown in Figure 3, gear unit 2 comprises universal coupling 26, and the common feature of universal coupling is that angular compensatory amount is comparatively large, and different structure type universal coupling two axial lines angle is not identical, generally between 5 °-45 °.Universal coupling utilizes the feature of its mechanism, makes diaxon not at same axis, can realize the diaxon continuous rotary connected when there is axis angle, and reliably transmitting torque and motion.The maximum feature of universal coupling is that lamps structure has larger angular compensatory ability, and compact conformation, driving efficiency is high.Railway carriage or compartment bucket lifting mechanism also comprises base 29, and belt component 27, cone tooth assembly 28, screw mandrel 21 and connecting rod assembly are installed on base 29, and one end and the vehicle frame 4 of base 29 are hinged.
Because driving engine 1 and fluid coupling 25 are fixedly mounted on vehicle frame 4, and belt component 27, cone tooth assembly 28, screw mandrel 21 and connecting rod assembly be installed on base 29.As shown in Figure 5, struggle against in railway carriage or compartment in the process of 3 liftings, base 29 can find slight rotation, and belt component 27, cone tooth assembly 28, screw mandrel 21 rotate with base 29 with connecting rod assembly.Now, deflect between the diaxon of universal coupling 26.
In the present embodiment, belt component 27 comprises belt 271 and belt pulley 272.
Preferably, chain wheel can also be used, or gear-driven assembly replaces belt component.
Preferably, railway carriage or compartment bucket lifting mechanism also comprises potentiometer (not shown), and potentiometer is for monitoring the lifting angle of railway carriage or compartment bucket 3.And in the display screen display of operator's compartment, facilitate chaufeur to control the lifting angle of railway carriage or compartment bucket.
Preferably, railway carriage or compartment bucket lifting mechanism also comprises limit switch, and limit switch is for limiting railway carriage or compartment bucket 3 in the position of highs and lows, and nadir is the position of initial condition in Fig. 2.
The utility model has the following advantages:
1, owing to adopting mechanical drive to replace existing hydraulic efficiency pressure system to realize the lifting of railway carriage or compartment bucket, the disaster hidden-trouble caused due to the existence of hydraulic efficiency pressure system has fundamentally been stopped;
2, there is auto-lock function due to dumping car leading screw after the lifting of railway carriage or compartment bucket, so railway carriage or compartment bucket is not easy to fall, safer.And the lifting mechanism of hydraulic efficiency pressure system is after railway carriage or compartment bucket lifts, automatically will falls once there is Hydraulic Elements leakage phenomenon railway carriage or compartment bucket, there is larger potential safety hazard.
Above-described is only principle of the present utility model and preferred embodiment.It should be pointed out that for the person of ordinary skill of the art, on the basis of the utility model principle, other modification some can also be made, also should be considered as protection domain of the present utility model.
Claims (8)
1. the railway carriage or compartment bucket lifting mechanism of a tip car, comprise driving engine, gear unit and railway carriage or compartment bucket, it is characterized in that, described gear unit comprises a rhizoid bar and four connecting rods, four described connecting rods connect to form the connecting rod assembly of rhombus mutually from beginning to end, described connecting rod assembly comprises upper link point, lower link point, left hinge-point and right hinge-point, the bottom that described upper link point struggles against with described railway carriage or compartment is connected, described lower link point is connected with vehicle frame, described left hinge-point and described right hinge-point are arranged on left slider and right slide block respectively, described left slider and described right slide block are all set on described screw mandrel, screw mandrel described in described engine drive rotates, described left slider and described right slide block with described screw mandrel rotation near or away from.
2. the railway carriage or compartment bucket lifting mechanism of tip car according to claim 1, it is characterized in that, described gear unit also comprises fluid coupling, and the transmission of power of described driving engine is given described screw mandrel by described fluid coupling.
3. the railway carriage or compartment bucket lifting mechanism of tip car according to claim 2, it is characterized in that, described gear unit also comprises universal coupling, and the transmission of power passed over of described fluid coupling is given described screw mandrel by described universal coupling.
4. the railway carriage or compartment bucket lifting mechanism of tip car according to claim 3, it is characterized in that, described gear unit also comprises belt component, described belt component comprises belt and belt pulley, transmission of power is given described belt by described universal coupling, pulley rotation described in described belt drive, described belt pulley drives described screw mandrel.
5. the railway carriage or compartment bucket lifting mechanism of tip car according to claim 4, it is characterized in that, described gear unit also comprises cone tooth assembly, described cone tooth assembly comprises the first cone tooth and the second cone tooth, transmission of power is given described first cone tooth by described belt pulley, described first cone tooth drives described second cone tooth, and described second cone tooth drives described screw mandrel.
6. the railway carriage or compartment bucket lifting mechanism of tip car according to claim 5, it is characterized in that, described railway carriage or compartment bucket lifting mechanism also comprises base, described belt component, described cone tooth assembly, described screw mandrel and described connecting rod assembly are installed on described base, and one end and the described vehicle frame of described base are hinged.
7. the railway carriage or compartment bucket lifting mechanism of tip car according to claim 1, is characterized in that, described railway carriage or compartment bucket lifting mechanism also comprises potentiometer, and described potentiometer is for monitoring the lifting angle of described railway carriage or compartment bucket.
8. the railway carriage or compartment bucket lifting mechanism of tip car according to claim 1, is characterized in that, described railway carriage or compartment bucket lifting mechanism also comprises limit switch, and described limit switch is for limiting described railway carriage or compartment bucket in the position of highs and lows.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377044.1U CN204077468U (en) | 2014-07-09 | 2014-07-09 | A kind of railway carriage or compartment bucket lifting mechanism of tip car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420377044.1U CN204077468U (en) | 2014-07-09 | 2014-07-09 | A kind of railway carriage or compartment bucket lifting mechanism of tip car |
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| Publication Number | Publication Date |
|---|---|
| CN204077468U true CN204077468U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420377044.1U Expired - Lifetime CN204077468U (en) | 2014-07-09 | 2014-07-09 | A kind of railway carriage or compartment bucket lifting mechanism of tip car |
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| Country | Link |
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| CN (1) | CN204077468U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927269A (en) * | 2017-04-17 | 2017-07-07 | 中冶赛迪工程技术股份有限公司 | One kind is tumbled hopper and its control method |
| CN114940218A (en) * | 2022-04-29 | 2022-08-26 | 华能伊敏煤电有限责任公司 | Anti-freezing compartment hopper of mining truck |
-
2014
- 2014-07-09 CN CN201420377044.1U patent/CN204077468U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927269A (en) * | 2017-04-17 | 2017-07-07 | 中冶赛迪工程技术股份有限公司 | One kind is tumbled hopper and its control method |
| CN106927269B (en) * | 2017-04-17 | 2023-04-11 | 中冶赛迪工程技术股份有限公司 | Tipping hopper control method |
| CN114940218A (en) * | 2022-04-29 | 2022-08-26 | 华能伊敏煤电有限责任公司 | Anti-freezing compartment hopper of mining truck |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |