CN201010373Y - High tippler - Google Patents
High tippler Download PDFInfo
- Publication number
- CN201010373Y CN201010373Y CNU2007200191324U CN200720019132U CN201010373Y CN 201010373 Y CN201010373 Y CN 201010373Y CN U2007200191324 U CNU2007200191324 U CN U2007200191324U CN 200720019132 U CN200720019132 U CN 200720019132U CN 201010373 Y CN201010373 Y CN 201010373Y
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- rope
- pivoted arm
- guide groove
- spinning
- support
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Abstract
The utility model discloses a high level car damper which comprises a supporting frame provided on a base, a pivoted arm to park a material car and a driving device; the pivoted arm is provided with a car arrestor and a material car gripping device; wherein an elevating guide groove is provided on the supporting frame; a pivot shaft is provided in and perforates through the elevating guide groove; a plurality of rope pulleys are provided on the pivot shaft; the pivoted arm is positioned on one side of the pivot shaft and is fixedly connected with the rope pulley; a driving device is connected with the pivot shaft and drives the rope pulley to move up and down and along the elevating guide groove by an operating device; a lifting and rotating rope driving the rope pulley to ascend along the elevating guide groove is provided between the supporting frame and the pivoted arm; when the rope pulleys ascend along the elevating guide groove, the rope pulley drives the pivoted arm to rotate upward and pour materials; a return rotating rope driving the rope pulley to decline along the elevating guide groove is provided between the rope pulley and the supporting frame; when the rope pulley declines along the elevating guide groove, the rope pulley drives the pivoted arm to rotate downward and return. The high level car damper in the utility model has the advantages of stable operation, lower impact force and simple structure.
Description
Technical field
The utility model relates to a kind of material unloading equipment, especially relates to a kind of high-place tippler that is used for cargo-carring material in the high some unloading materials vehicle.
Background technology
Tipper is that current people use a kind of very widely material unloading equipment in the material goods yard, and it can overturn the materials vehicle that is loaded with a large amount of loose unpacked materials so that material is loaded in the place or loading appliance of appointment.The tipper that current people use has the kick-up type tipper, hydraulic pressure high-place tippler etc., these overturning equipment are toppled over materials vehicle the work that realizes the overturning batch turning by the special tipping arrangement which is provided with, but the most structure of these overturning equipment is comparatively complicated, has certain complexity at aspects such as using maintenance, especially as the high-place tippler that carries out high some overturning discharging, it is complex structure not only, use inconvenience, and impulsive force is big when operation, not only equipment had certain infringement, but also exist certain danger, influenced the use of people to tipper.
The utility model content
Technical problem to be solved in the utility model operates steadily when having provided a kind of use, and impulsive force is little, and high-place tippler simple in structure.
For solving the problems of the technologies described above, the technical solution of the utility model is: high-place tippler, comprise the support that base is provided with, pivoted arm and the actuating device that is used to park materials vehicle, described pivoted arm is provided with stop device and materials vehicle gripping mechanism, described support is provided with the elevate a turnable ladder guide groove, pass the elevate a turnable ladder guide groove and be provided with pivot, pivot is provided with some rope sheaves, and described pivoted arm is positioned at pivot one side and captives joint with rope sheave; Described actuating device connects pivot and moves up and down along the elevate a turnable ladder guide groove to drive rope sheave under operating control control; Be provided with between described support and the pivoted arm and can make rope sheave drive the make progress act spinning rope rope of Tilting of pivoted arm when the elevate a turnable ladder guide groove rises, be provided with between described rope sheave and the support and can make the overturn multiple spinning rope rope of return of rope sheave drive pivoted arm when the elevate a turnable ladder guide groove descends downwards.
As a kind of improvement, described act spinning rope rope is riding mode on rope sheave upper semicircumference surface, and two ends are connected with pivoted arm with support respectively.
As a kind of improvement, described multiple spinning rope rope one end is connected on the support that is positioned at elevate a turnable ladder guide groove upper end, and in addition end on the rope sheave away from the pivoted arm one side circumferential surface and with rope sheave on be connected.
As a kind of improvement, described rope sheave is that two and its circumferential surface are provided with and can be respectively equipped with two act spinning rope ropes on the described rope sheave for lifting the annular groove that spinning rope rope and multiple spinning rope rope twine respectively.
As further improvement, described act spinning rope rope revolves springing by act and is connected with support, and described multiple spinning rope rope is connected with support by spacing springing.
As further improvement, it is the spring steel plate group that support is provided with that springing is revolved in described act, and the act spinning rope rope on described two rope sheaves connects the two ends of spring steel plate group respectively.
As further improvement, described spacing springing is the spring steel plate group that support is provided with, and the multiple spinning rope rope on described two rope sheaves connects the two ends of spring steel plate group respectively.
As further improvement, on the described pivoted arm away from being provided with elastic cushion block between rope sheave end and the base.
As further improvement, described pivoted arm is provided with the deflector chute and the pneumatic trusk cleaner of the material of pouring out in the bootable materials vehicle, and the elevate a turnable ladder guide groove is provided with registration device.
As further improvement, described actuating device is a fluid pressure drive device, and described support is provided with the upper limit position switch and the lower position switch of may command fluid pressure drive device operation.
The high-place tippler of technique scheme, owing to be to have adopted the support that on base, is provided with, pivoted arm and the actuating device that is used to park materials vehicle, be provided with stop device and materials vehicle gripping mechanism at pivoted arm, on support, be provided with the elevate a turnable ladder guide groove, pass the elevate a turnable ladder guide groove and be provided with pivot, pivot is provided with some rope sheaves, and pivoted arm is positioned at pivot one side and captives joint with rope sheave; Actuating device connects pivot and moves up and down along the elevate a turnable ladder guide groove to drive rope sheave under operating control control; Be provided with between support and the pivoted arm and can make rope sheave drive the make progress act spinning rope rope of Tilting of pivoted arm when the elevate a turnable ladder guide groove rises, even pivoted arm has the action of a upset when rising, thereby materials vehicle is risen under the drive of pivoted arm and overturn, the material that is loaded with is drawn off it in height point position, realize the purpose of high some discharging, and can make rope sheave drive the overturn multiple spinning rope rope of return of pivoted arm when the elevate a turnable ladder guide groove descends downwards being provided with between rope sheave and the support, promptly driving pivoted arm at rope sheave descends by the effect of multiple spinning rope rope along the elevate a turnable ladder guide groove, thereby make the rope sheave revolution drive pivoted arm upset return, adopt the traction of rope and the guiding of elevate a turnable ladder guide groove, control the path of motion of pivoted arm, not only operate steadily, and under the mutual action of lifting spinning rope rope and multiple spinning rope rope, impact when having avoided pivoted arm high some discharging and revolution to put in place, the danger when also having reduced to the infringement of equipment and the equipment of use.Lift the spinning rope rope to ride mode on rope sheave upper semicircumference surface, and two ends are connected with pivoted arm with support respectively, and multiple spinning rope rope one end is connected on the support that is positioned at elevate a turnable ladder guide groove upper end, in addition end on the rope sheave away from the pivoted arm one side circumferential surface and with rope sheave on be connected, not only simple in structure, rope twines convenient, and make when rope sheave drives pivoted arm rising upset, lift that the spinning rope rope plays draw and unwinding and multiple spinning rope Suo Ze twines from the rope sheave, so not only realized the rising upset discharging of pivoted arm, and when pivoted arm arrives the discharging of height point, multiple spinning rope rope also plays an effect to pivoted arm traction location, the impulsive force when actv. has reduced the discharging of the high point of tipper; Equally when rope sheave drives pivoted arm upset return, multiple spinning rope rope plays draw and unwinding and lift the spinning rope rope and twine from the rope sheave, so not only realized the upset return of pivoted arm, lift the spinning rope rope and also play a effect, the impulsive force when actv. has reduced the high return of tipper pivoted arm traction location.Two of rope sheave employings and its circumferential surface are provided with and can be respectively equipped with two act spinning rope ropes on each rope sheave of while for lifting the annular groove that spinning rope rope and multiple spinning rope rope twine respectively, make tipper safe and reliable to operation.Adopting act spinning rope rope to revolve springing by act is connected with support, multiple spinning rope rope is connected with support by spacing springing, and springing is revolved in act and spacing springing all adopts the spring steel plate group that is provided with on support, and the act spinning rope rope on two rope sheaves connects the two ends of spring steel plate group respectively, multiple spinning rope rope on two rope sheaves connects the two ends of spring steel plate group respectively, slowed down equipment suffered powerful impulsive force of rope when discharging startup and return stop greatly, and the vibration when having reduced the tipper upset and putting in place, make the equipment operation more stable, safe and reliable.Be provided with elastic cushion block between away from rope sheave end and base on the pivoted arm, further reducing equipment vibration when discharging startup and return stop.On pivoted arm, be provided with the deflector chute and the pneumatic trusk cleaner of the material of pouring out in the bootable materials vehicle, made things convenient for the unloading of material, and pneumatic trusk cleaner is by the vibratory impulse of pneumatic hammer to materials vehicle, to the clear material clean and convenient of materials vehicle.Actuating device employing fluid pressure drive device, and on support, be provided with upper limit position switch and the lower position switch that the may command fluid pressure drive device moves, operation is accurate, steady, safe and reliable when making tipper work.
Description of drawings
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is further described.
Fig. 1 is the structural representation of the utility model high-place tippler;
Fig. 2 is Fig. 1 left view;
Structural representation when Fig. 3 is the discharging of the high point of the utility model high-place tippler;
Fig. 4 is the utility model high-place tippler pivoted arm structural representation;
Fig. 5 is the utility model high-place tippler materials vehicle sketch when parking;
Sketch when Fig. 6 is the discharging of the utility model high-place tippler material overall height point.
The specific embodiment
As depicted in figs. 1 and 2, high-place tippler comprises a base 1 that is arranged on the ground, base 1 is provided with support 11, and pivoted arm 2 and the actuating device 5 of parking materials vehicle, on pivoted arm 2, be provided with stop device 25 and materials vehicle gripping mechanism 22, stop device 25 can adopt spring driven mode, to improve its alerting ability of holding up traffic and reliability.Materials vehicle can be parked on the track that is provided with on the pivoted arm 2 under the promotion of thruster and under the positioning baffle mutual action that is being provided with.On support 11, be provided with elevate a turnable ladder guide groove 12, pass elevate a turnable ladder guide groove 12 and be provided with pivot 41, on pivot 41, arrange and be provided with some rope sheaves 4, and pivoted arm 2 is positioned at pivot 41 1 sides and captive joint with rope sheave 4, and actuating device 5 connects pivot 41, thereby promoting pivot 41 driving rope sheaves 4 like this under operating control control moves up and down along elevate a turnable ladder guide groove 12, and by rope sheave 4 drive pivoted arms, 2 risings and decline, for the height point discharging that realizes tipper and the return after the discharging, between support 11 and pivoted arm 2, lift spinning rope rope 6, as shown in Figure 3, lifting spinning rope rope 6 can make rope sheave 4 drive the upset that makes progress when pivoted arm 2 rises when elevate a turnable ladder guide groove 12 rises, realize the height point batch turning of tipper, because pivoted arm 2 drives materials vehicle and rises to high putting when overturning discharging, because of discharging angle reason, pivot 41 these centre of grations need overturn, pivot 41 these centre of grations so its center of gravity also can be overturn, like this when actuating device 5 effects make rope sheave 4 drive pivoted arm 2 declines, for pivoted arm 2 and materials vehicle can be turned round to realize return, between rope sheave 4 and support 11, be provided with multiple spinning rope rope 7, traction by multiple spinning rope rope 7 makes rope sheave 4 in actuating device 5 effect decline revolutions simultaneously, thereby drive 2 times upsets of pivoted arm return, adopt multiple spinning rope rope 7 like this and lift the traction of spinning rope rope 6 and the guiding of elevate a turnable ladder guide groove 12, control the path of motion of pivoted arm 2, not only operate steadily, and under the mutual action of lifting spinning rope rope 6 and multiple spinning rope rope 7, impact when having avoided pivoted arm 2 high some dischargings and revolution to put in place, the danger when also having reduced to the infringement of equipment and the equipment of use.
As shown in Figure 1, lifting spinning rope rope 6 can adopt the mode of riding on rope sheave 4 upper semicircumference surfaces, and two ends are connected with pivoted arm 2 with support 11 respectively, and an end of multiple spinning rope rope 7 is connected on the support 11 that is positioned at elevate a turnable ladder guide groove 12 upper ends, in addition end then around rope sheave 4 away from being connected on the pivoted arm 2 one side circumferential surfaces and with rope sheave 4, when under actuating device 5 promotes, making rope sheave 4 drive pivoted arm 2 like this along 12 risings of elevate a turnable ladder guide groove, lift 6 draws of spinning rope rope and from the rope sheave 4 the multiple spinning rope rope 7 of unwinding then be wrapped on the rope sheave 4, like this by lifting the mutual action of spinning rope rope 6 and multiple spinning rope rope 7, the rising upset that has not only realized pivoted arm 2 is to reach the discharging purpose, and when pivoted arm 2 arrives the discharging of height point, the multiple spinning rope rope 7 that is wound on the rope sheave 4 also plays an effect to pivoted arm 2 traction location, the impulsive force when actv. has reduced the discharging of the high point of tipper; Equally when rope sheave 4 drives pivoted arm 2 decline upset returns, multiple 7 draws of spinning rope rope make rope sheave 4 revolutions drive pivoted arm 2 to returning upset, again spinning rope rope 7 unwinding and lift spinning rope rope 6 and twine from the rope sheave 4 this moment, so not only realized the upset return of pivoted arm 2, lift spinning rope rope 6 and also play a effect, the impulsive force when actv. has reduced the tipper return pivoted arm 2 traction location.In actual production is used, consider the mode of operation and the working environment of high-place tippler, rope sheave 4 can adopt two, and being provided with on its circumferential surface can be for lifting the annular groove that spinning rope rope 6 and multiple spinning rope rope 7 twine respectively, produce and in order to guarantee the normal operation of tipper, be respectively equipped with two act spinning rope ropes 6 on each rope sheave 4, to improve its unfailing performance.And in actual use, lift spinning rope rope 6 and multiple spinning rope rope 7 on rope sheave 4 the winding number of turns and the connection location of both ends can decide on working environment and elevate a turnable ladder height, as long as can guarantee the elevate a turnable ladder height that tipper is enough, lifting spinning rope rope 6 its two ends after twining on the rope sheave 4 is connected on pivoted arm 2 and the support 11 after being to be drawn respectively by rope sheave 4 upper semicircumference surfaces, and the attachment point on support 11 gets final product below the circumference level attitude on the rope sheave 4 for starting to be positioned at when rising when tipper pivoted arm 2 begins on, and lifts spinning rope rope 6 at this moment and can move on on the rope sheave 4 at the point of connection on the pivoted arm 2; Equally, guaranteeing under the enough elevate a turnable ladder height prerequisites of tipper, and guarantee that act spinning rope rope 6 multiple spinning rope rope 7 when rope sheave 4 rises the rotation unwindings twines and multiple spinning rope rope 7 act spinning rope rope 6 when unwinding is rotated in rope sheave 4 declines twines, it is opposite with multiple spinning rope rope 7 winding direction on rope sheave 4 promptly to guarantee to lift spinning rope rope 6, and multiple spinning rope rope 7 is by getting final product for be positioned at 4 times circumference level attitudes of rope sheave when tipper pivoted arm 2 elevate a turnable ladders overturn discharging more than at connection location on the support 11 away from drawing the back on the pivoted arm 2 one side circumferential surfaces on the rope sheave 4.
As shown in Figure 2, act spinning rope rope 6 can revolve springing 8 by act and be connected with support 11, when stopping, discharging startup and return lift the suffered powerful impulsive force of spinning rope rope 6 to slow down equipment, and multiple spinning rope rope 7 is connected with support 11 by spacing springing 9, vibration when putting in place to have reduced the tipper upset makes equipment operation stable, safe and reliable more.Springing 8 is revolved in act can adopt the spring steel plate group that is provided with on support 11, act spinning rope rope 6 on two rope sheaves 4 connects the two ends of spring steel plate group respectively, and the spring steel plate group that spacing springing 9 also is provided with for support 11, multiple spinning rope rope 7 on two rope sheaves 4 connects the two ends of spring steel plate group respectively, simple and reliable for structure, certainly, lift and to revolve springing 8 and spacing springing 9 and also can adopt other mode, as adopting the mode or the hydraulic efficiency gear mode of spring installation.
As shown in Figure 1, be provided with elastic cushion block 24 between away from rope sheave 4 ends and base 1 on the pivoted arm 2, can alleviating greatly between pivoted arm 2 and the base 1 by elastic cushion block 24 and impact, the safety of equipment has been protected in the especially impact when pivoted arm 2 overturns returns.And on pivoted arm 2, be provided with the deflector chute 23 of the material of pouring out in the bootable materials vehicle,, make the convenient appointed positions that is unloaded to accurately of material in the materials vehicle by deflector chute 23.As shown in Figure 4, on pivoted arm 2, be provided with pneumatic trusk cleaner 26, pneumatic hammer and materials vehicle by pneumatic trusk cleaner 26 form resonance, impel the material in the materials vehicle all to pour out, and can be respectively equipped with pneumatic trusk cleaner 26 in pivoted arm 2 both sides, with to the materials vehicle double side acting, improve clear car efficient to it.And actuating device 5 can adopt fluid pressure drive device, pass through hydraulic drive mode, to improve the steady reliability of tipper controller performance and work, and can on support 11, be provided with upper limit position switch and lower position switch, so that the operation of control fluid pressure drive device when rope sheave 4 runs to upper limit position and carries out discharging and run to lower position pivoted arm 2 returns when tipper is worked, improve the functional reliability of tipper, simultaneously can on elevate a turnable ladder guide groove 12, be provided with registration device, cooperatively interact with upper limit position switch and lower position switch, to strengthen the unfailing performance of tipper work.
As shown in Figure 5 and Figure 6, materials vehicle is pushed on pivoted arm 2 tracks of tipper by thruster, and by registration device location on the track, operating hydraulically operated actuating device work, promote rope sheave 4 and drive pivoted arm 2 along 12 risings of elevate a turnable ladder guide groove, under the traction of lifting spinning rope rope 6, pivoted arm 2 begins slowly to overturn when rising, when pivoted arm 2 lifts certain altitude a little, stop device 25 is released, with gripping mechanism 22 materials vehicle is clamped on the pivoted arm 2, fluid pressure drive device continues to promote rope sheave 4 and drives pivoted arm 2 along 12 risings of elevate a turnable ladder guide groove, simultaneously under the traction of lifting spinning rope rope 6, pivoted arm 2 also continues upset when rising, and multiple spinning rope rope 7 also is wound on the rope sheave 4 gradually, when rope sheave 4 drives pivoted arm 2 risings and is turned to discharge position, the upper limit position switch effect, the modulated pressure actuating device fails, under the effect of multiple spinning rope rope 7 and registration device, pivoted arm 2 keeps the regular hour in unloading position, pneumatic trusk cleaner 26 is started working simultaneously, and pneumatic hammer and materials vehicle formation resonance at materials vehicle two side bottoms impel the object in the materials vehicle all to pour out; The material completion of discharge, fluid pressure drive device drives rope sheave 4 and descends, under multiple spinning rope rope 7 tractions, drive rope sheave 4 drive pivoted arms 2 simultaneously and make gyroscopic movement, when dropping to former upset initial point, the lower position switch effect, fluid pressure drive device fails, pivoted arm 2 original position that falls back, stop device 25 is opened, and materials vehicle is released and finished a working cycle.In entire work process, pivoted arm 2 cooperates the time at the unloading time of unloading position with pneumatic trusk cleaner 26 work, all can the passage period relay controls and finishes.
This coordination tipper adopts hydraulic actuating cylinder and rope sheave combination mechanism to cooperatively interact, can make two actions that promote simultaneously and overturn of the pivoted arm of tipper, high efficiency, discharge height can reach more than 3.0 meters, the pivoted arm anglec of rotation is big, can reach 149 degree, and can be as requested, change design discharge height.This high position is overturned simple in structure simultaneously, operate steadily, production link is few, its control system can adopt full automatic control state and manual state of a control, do not need very dark hypogee just can to install or change the outfit, save capital expenditure, can be widely used in industries such as coal, metallurgy, chemical industry, building materials, to adopting automobile discharge refuse or more suitable with the mine and the higher area of underground level of automobile outward transport mineral.
Claims (10)
1. high-place tippler, comprise support (11), the pivoted arm (2) that is used to park materials vehicle and actuating device (5) that base (1) is provided with, described pivoted arm (2) is provided with stop device (25) and gripping mechanism (22), it is characterized in that: described support (11) is provided with elevate a turnable ladder guide groove (12), pass elevate a turnable ladder guide groove (12) and be provided with pivot (41), pivot (41) is provided with some rope sheaves (4), and described pivoted arm (2) is positioned at pivot (41) one sides and captives joint with rope sheave (4); Described actuating device (5) connects pivot (41) and moves up and down along elevate a turnable ladder guide groove (12) to drive rope sheave (4) under operating control control; Be provided with the act spinning rope rope (6) that can make rope sheave (4) when elevate a turnable ladder guide groove (12) rises, drive pivoted arm (2) Tilting between described support (11) and the pivoted arm (2), be provided with the multiple spinning rope rope (7) that can make rope sheave (4) when elevate a turnable ladder guide groove (12) descends, drive pivoted arm (2) upset return between described rope sheave (4) and the support (11).
2. high-place tippler as claimed in claim 1 is characterized in that: described act spinning rope rope (6) is riding mode on rope sheave (4) upper semicircumference surface, and two ends are connected with pivoted arm (2) with support (11) respectively.
3. high-place tippler as claimed in claim 1, it is characterized in that: described multiple spinning rope rope (7) one ends are connected on the support (11) that is positioned at elevate a turnable ladder guide groove (12) upper end, and hold around rope sheave (4) away from being connected on pivoted arm (2) the one side circumferential surfaces and with rope sheave (4) in addition.
4. high-place tippler as claimed in claim 1, it is characterized in that: described rope sheave (4) is that two and its circumferential surface are provided with and can be respectively equipped with two act spinning rope ropes (6) on the described rope sheave (4) for lifting spinning rope rope (6) and answering the annular groove that spinning rope rope (7) twines respectively.
5. high-place tippler as claimed in claim 1 is characterized in that: described act spinning rope rope (6) revolves springing (8) by act and is connected with support (11), and described multiple spinning rope rope (7) is connected with support (11) by spacing springing (9).
6. as claim 4 or 5 described high-place tipplers, it is characterized in that: the spring steel plate group that springing (8) is provided with for support (11) is revolved in described act, and the act spinning rope rope (6) on described two rope sheaves (4) connects the two ends of spring steel plate group respectively.
7. as claim 4 or 5 described high-place tipplers, it is characterized in that: the spring steel plate group that described spacing springing (9) is provided with for support (11), the multiple spinning rope rope (7) on described two rope sheaves (4) connects the two ends of spring steel plate group respectively.
8. high-place tippler as claimed in claim 1 is characterized in that: described pivoted arm (2) is away from being provided with elastic cushion block (24) between rope sheave (4) end and the base (1).
9. high-place tippler as claimed in claim 1 is characterized in that: described pivoted arm (2) is provided with the deflector chute (23) and the pneumatic trusk cleaner (26) of the material of pouring out in the bootable materials vehicle, and described elevate a turnable ladder guide groove (12) is provided with registration device.
10. as claim 1,2,3,4,5,8 or 9 described high-place tipplers, it is characterized in that: described actuating device (5) is a fluid pressure drive device, and described support (11) is provided with the upper limit position switch and the lower position switch of may command fluid pressure drive device operation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200191324U CN201010373Y (en) | 2007-03-07 | 2007-03-07 | High tippler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200191324U CN201010373Y (en) | 2007-03-07 | 2007-03-07 | High tippler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201010373Y true CN201010373Y (en) | 2008-01-23 |
Family
ID=39045313
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200191324U Expired - Fee Related CN201010373Y (en) | 2007-03-07 | 2007-03-07 | High tippler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201010373Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101020541B (en) * | 2007-03-07 | 2012-06-27 | 山东潍坊鲁煤工程机械厂 | High-place tippler |
-
2007
- 2007-03-07 CN CNU2007200191324U patent/CN201010373Y/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101020541B (en) * | 2007-03-07 | 2012-06-27 | 山东潍坊鲁煤工程机械厂 | High-place tippler |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080123 Termination date: 20100307 |