CN212708947U - Power system of mini-tire type diesel loader - Google Patents

Power system of mini-tire type diesel loader Download PDF

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Publication number
CN212708947U
CN212708947U CN202020899576.7U CN202020899576U CN212708947U CN 212708947 U CN212708947 U CN 212708947U CN 202020899576 U CN202020899576 U CN 202020899576U CN 212708947 U CN212708947 U CN 212708947U
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transmission
drive axle
shaft
loader
power system
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CN202020899576.7U
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潘致利
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Hunan Golden ant Intelligent Equipment Co.,Ltd.
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Yongzhou Golden Ant New Energy Mechanics Co ltd
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Abstract

The utility model discloses a driving system of mini-tyre type diesel loader, concretely relates to loader technical field, including engine, rear drive axle and front drive axle, the output of engine is connected with the torque converter, the output of torque converter is connected with the derailleur through driving belt, the first gear of output fixedly connected with of derailleur, one side of derailleur is equipped with the shifter, the shifter includes the conversion case, one side of conversion incasement portion is equipped with the integral key shaft. The utility model discloses a through being equipped with engine, rear drive axle, front drive axle, torque converter, derailleur, first gear and shifter, be favorable to making the loader that sinks in the muddy ground have the ability of saving oneself, when the rear drive wheel produces and skids, will drive power transmission to the front wheel through the shifter on, let the whole car of front wheel drive to reach the purpose of saving oneself, need not be with the help of other engineering mechanisms, guaranteed production efficiency.

Description

Power system of mini-tire type diesel loader
Technical Field
The utility model relates to a loader technical field, more specifically says, the utility model relates to a driving system of mini tire formula diesel loader.
Background
With the continuous improvement of the development technology level of the times, various engineering machines are greatly improved, wherein the tire loader is greatly improved in design and application effects, has the main functions of shoveling and short-distance transportation operation on loose materials, can work on the ground with larger gradient and can be combined with an automobile, and has the advantages of good maneuverability, no damage to the road surface, convenient operation and the like compared with a crawler loader, so that the tire loader is more widely applied to places such as roads, railways, harbors, coal, mines, city construction and the like compared with the crawler loader, and plays an important role in reducing the labor intensity, accelerating the engineering construction speed and improving the engineering quality.
When the loader works, for a loader driven by a rear wheel, if the rear wheel falls into muddy ground to cause skidding, the loader is difficult to come out of the muddy ground, and other engineering machines are often needed to be used, so that the production efficiency is influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above-mentioned defects of the prior art, the embodiment of the utility model provides a driving system of mini-tire type diesel loader, the utility model aims to solve the technical problem that: rear wheel drive loaders are difficult to remove from mud when they are stuck in mud and skid.
In order to achieve the above object, the utility model provides a following technical scheme: a power system of a micro-tire type diesel loader comprises an engine, a rear drive axle and a front drive axle, wherein the output end of the engine is connected with a torque converter, the output end of the torque converter is connected with a speed changer through a transmission belt, the output end of the speed changer is fixedly connected with a first gear, one side of the speed changer is provided with a switching mechanism, the switching mechanism comprises a switching box, one side inside the switching box is provided with a spline shaft, the middle part of the spline shaft is connected with a second gear through a spline, two sides of the second gear are respectively provided with a support frame, the upper end of each support frame is movably sleeved with the outer side of the spline shaft, the bottom end of the switching box is fixedly connected with the bottom surface of the switching box, two ends of the spline shaft are respectively provided with a transmission shaft, the middle part of each transmission shaft is movably inserted, the outer sides of the two transmission shafts are sleeved with fixed combination sleeves positioned at the inner sides of the conversion boxes, the fixed combination sleeves comprise fixed combination sleeve bodies, the inner side wall of the fixed combination sleeve body is fixedly connected with the outer side wall of the transmission shaft, one side of the conversion box is integrally formed with a plurality of first combination teeth, the two ends of the spline shaft are respectively sleeved with a movable combination sleeve, the movable combination sleeve comprises a movable combination sleeve body, the movable combining sleeve body is connected with the external spline of the spline shaft in a sliding way through the internal spline, one end of the movable combining sleeve body is integrally formed with a plurality of second combining teeth, an annular groove is arranged on the outer side of the other end of the movable combining sleeve body, a vibration damping mechanism is arranged between the fixed combining sleeve and the front drive axle, a transmission shaft is in transmission connection with the vibration damping mechanism, the vibration reduction mechanism is in transmission connection with the front drive axle, and the other transmission shaft is in transmission connection with the rear drive axle.
When the loader is not sunk into muddy ground, the power generated by the engine is transmitted to the rear drive axle through the torque converter, the speed changer, the first gear, the second gear, the spline shaft, the movable combination sleeve, the fixed combination sleeve and the transmission shaft which are close to one side of the front drive axle, the whole vehicle is driven by the rear drive axle, at the moment, the movable combination sleeve and the fixed combination sleeve which are close to one side of the rear drive axle are combined, the movable combination sleeve and the fixed combination sleeve which are close to one side of the front drive axle are in a separated state, when the loader is sunk into muddy ground, the movable combination sleeve and the fixed combination sleeve which are close to one side of the rear drive axle are separated firstly, then the movable combination sleeve and the fixed combination sleeve which are close to one side of the front drive axle are combined, and the power generated by the engine is transmitted through the torque converter, the speed changer, the first gear, the second gear, the spline shaft and the movable combination sleeve which is close to one side, Fixed combination cover, transmission shaft, damping mechanism transmit the rear drive axle, make the rear drive axle drive to make the front wheel that does not sink in the mire drive, make the load wagon save oneself, after the completion of saving oneself, make again and be close to the removal combination cover and the fixed separation of combination cover of front drive axle one side, the removal combination cover that is close to rear drive axle one side combines with the fixed combination cover can.
In a preferred embodiment, the one drive shaft is in driving connection with the rear drive axle via a double-spider universal joint, which is inexpensive and has the function of transmitting rotational speeds at a constant speed.
In a preferred embodiment, round corners are formed on two sides of the first combining tooth and the second combining tooth, so that the first combining tooth and the second combining tooth can be smoothly combined, and abrasion is reduced.
In a preferred embodiment, one side of the interior of the conversion box is provided with an operating mechanism, the operating mechanism comprises a connecting shaft, the two ends of the connecting shaft are fixedly sleeved with toggle blocks, one ends of the two toggle blocks are respectively located at the inner sides of the two annular grooves, and the toggle blocks can control the combination and separation of the fixed combination sleeve and the movable combination sleeve.
In a preferred embodiment, one side of the connecting shaft is provided with an electric push rod, the middle of the electric push rod is fixedly inserted into the side wall of the conversion box, the movable end of the electric push rod is fixedly connected with one end of the connecting shaft, and the electric push rod can drive the connecting shaft and the shifting block to move.
In a preferred embodiment, the vibration damping mechanism comprises two rotating discs, one rotating disc is connected with one transmission shaft through an internal spline, the other rotating disc is in transmission connection with the front drive axle through a universal joint, and the vibration damping mechanism can buffer torsional vibration.
In a preferred embodiment, a plurality of through grooves are formed in one side of each of the two vibration reduction mechanisms, a plurality of springs are arranged between the two rotary discs, two ends of each spring are attached to two ends of each through groove respectively, and the springs play a buffering role.
In a preferred embodiment, the two ends of one side of the through groove are integrally formed with L-shaped plates, so that the spring can be prevented from being removed from the through groove.
The utility model discloses a technological effect and advantage:
1. the utility model discloses a through being equipped with engine, rear drive axle, front drive axle, torque converter, derailleur, first gear and shifter, be favorable to making the loader that sinks in the muddy ground have the ability of saving oneself, when the rear drive wheel produces and skids, transmit drive power to the front wheel through the shifter, let the whole car of front wheel drive to reach the purpose of saving oneself, need not be with the help of other engineering mechanisms, guaranteed production efficiency;
2. the utility model discloses a be equipped with damping mechanism, be favorable to making when the power transmission of transmission shaft output arrives preceding drive axle, the torsional vibration that the buffering produced through the mode that sets up the spring between two carousels, alleviateed the vibration of whole car effectively, make the loader motion more steady.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a partial enlarged view of a portion a in fig. 1 according to the present invention.
Fig. 3 is a partial enlarged view of the position B in fig. 1 according to the present invention.
Fig. 4 is a schematic structural diagram of the switching mechanism of the present invention.
Fig. 5 is an exploded view of the switching mechanism of the present invention.
Fig. 6 is a schematic structural diagram of the damping mechanism of the present invention.
Fig. 7 is an exploded view of the damping mechanism of the present invention.
The reference signs are:
the transmission comprises an engine 1, a rear drive axle 2, a front drive axle 3, a torque converter 4, a transmission 5, a first gear 6, a conversion mechanism 7, a conversion box 71, a spline shaft 72, a second gear 73, a support bracket 74, a transmission shaft 75, an external spline 76, a fixed coupling sleeve 77, a fixed coupling sleeve 771, a movable coupling sleeve 772 and a first coupling tooth 78, a movable coupling sleeve 781, a movable coupling sleeve 782, a second coupling tooth 783 annular groove, a 79 operating mechanism, a 791 connecting shaft, a 792 shifting block, a 793 electric push rod, a 9 damping mechanism, a 91 turntable, a 92 through groove, a 93 spring and a 94L-shaped plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The utility model provides a driving system of a mini-tire type diesel loader, which comprises an engine 1, a rear drive axle 2 and a front drive axle 3, wherein the output end of the engine 1 is connected with a torque converter 4, the output end of the torque converter 4 is connected with a speed changer 5 through a transmission belt, the output end of the speed changer 5 is fixedly connected with a first gear 6, one side of the speed changer 5 is provided with a switching mechanism 7, the switching mechanism 7 comprises a switching box 71, one side inside the switching box 71 is provided with a spline shaft 72, the middle part of the spline shaft 72 is connected with a second gear 73 through a spline, two sides of the second gear 73 are both provided with a support frame 74, the upper end of the support frame 74 is movably sleeved with the outer side of the spline shaft 72, the bottom end of the switching box 71 is fixedly connected with the bottom surface of the switching box 71, two ends of the, the middle part of transmission shaft 75 is movably inserted into the side wall of conversion box 71, external splines 76 are arranged at the two ends of transmission shaft 75, a fixed combination sleeve 77 positioned at the inner side of conversion box 71 is sleeved at the outer side of two transmission shafts 75, fixed combination sleeve 77 comprises a fixed combination sleeve body 771, the inner side wall of fixed combination sleeve body 771 is fixedly connected with the outer side wall of transmission shaft 75, a plurality of first combination teeth 772 are integrally formed at one side of conversion box 71, a movable combination sleeve 78 is sleeved at the two ends of spline shaft 72 and comprises a movable combination sleeve body 781, the movable combination sleeve body 781 is in sliding connection with the external splines of spline shaft 72 through internal splines, a plurality of second combination teeth 782 are integrally formed at one end of the movable combination sleeve body 781, and an annular groove 783 is arranged at the outer side of the other end of the movable combination sleeve body 781, a vibration damping mechanism 9 is arranged between the fixed combination sleeve 77 and the front drive axle 3, one transmission shaft 75 is in transmission connection with the vibration damping mechanism 9, the vibration damping mechanism 9 is in transmission connection with the front drive axle 3, and the other transmission shaft 75 is in transmission connection with the rear drive axle 2.
One drive shaft 75 is drivingly connected to the rear drive axle 2 via a double cross universal joint.
The first combining tooth 772 and the second combining tooth 782 are both provided with round corners at both sides.
Inside one side of conversion case 71 is equipped with operating mechanism 79, operating mechanism 79 includes connecting axle 791, the both ends of connecting axle 791 are all fixed the cover and are equipped with and dial piece 792, and the one end of two pieces 792 of dialling is located the inboard of two ring channels 783 respectively.
One side of the connecting shaft 791 is provided with an electric push rod 793, the middle part of the electric push rod 793 is fixedly inserted into the side wall of the conversion box 71, and the movable end of the electric push rod 793 is fixedly connected with one end of the connecting shaft 791.
As shown in fig. 1 to 5, the embodiment specifically is as follows: when the loader is not sunk in muddy ground, the power generated by the engine 1 is transmitted to the rear drive axle 2 through the torque converter 4, the transmission 5, the first gear 6, the second gear 73, the spline shaft 72, the movable coupling sleeve 78, the fixed coupling sleeve 77 and the transmission shaft 75 which are close to one side of the front drive axle 3, the whole loader is driven by the rear drive axle 2, at this time, the movable coupling sleeve 78 which is close to one side of the rear drive axle 2 is coupled with the fixed coupling sleeve 77, while the movable coupling sleeve 78 which is close to one side of the front drive axle 3 is separated from the fixed coupling sleeve 77, when the loader is sunk in muddy ground, the electric push rod 793 is started to retract the electric push rod 793, at this time, the electric push rod 793 drives the connecting shaft 791 and the shifting blocks 792 to move, so that the two movable coupling sleeve bodies 781 are respectively driven by the two shifting blocks 792, firstly, the movable coupling sleeve 78 which is close to one side of the rear drive axle 2 is separated from the fixed coupling sleeve 77, after separation, under the continuous driving of the electric push rod 793, the movable combination sleeve 78 and the fixed combination sleeve 77 close to one side of the front drive axle 3 are combined, so that the power generated by the engine 1 is transmitted to the rear drive axle 2 through the torque converter 4, the speed changer 5, the first gear 6, the second gear 73, the spline shaft 72, the movable combination sleeve 78, the fixed combination sleeve 77, the transmission shaft 75 and the vibration damping mechanism 9, so that the rear drive axle 2 is driven, the front wheels which are not sunk in mud are driven, the loading vehicle is self-rescue, after self-rescue is completed, the electric push rod 793 is extended out, the movable combination sleeve 78 and the fixed combination sleeve 77 close to one side of the front drive axle 3 are separated, the movable combination sleeve 78 and the fixed combination sleeve 77 close to one side of the rear drive axle 2 are combined, namely, the loading machine sunk in mud is favorably enabled to have self-rescue capability, when the back drive wheel produces and skids, transmit drive power to the front wheel through shifter 7 on, let the whole car of front wheel drive to reach the purpose of saving oneself, need not be with the help of other engineering mechanism, guaranteed production efficiency, solved the loader of back wheel drive if the rear wheel is absorbed in when producing and skidding in the muddy ground, the loader then is difficult to come out from the muddy ground, often need influence production efficiency's problem with the help of other engineering machine tools.
Damping mechanism 9 includes carousel 91, carousel 91 is equipped with two, and a carousel 91 is connected with a transmission shaft 75 through internal spline, and another carousel 91 is connected with the transmission of front drive axle 3 through the universal joint of cross.
A plurality of leads to groove 92 has all been seted up to one side of two damping mechanism 9, all is equipped with a plurality of spring 93 between two carousel 91, the both ends of spring 93 laminate with the both ends that lead to groove 92 respectively.
An L-shaped plate 94 is integrally formed at both ends of one side of the through groove 92;
as shown in fig. 1, 3 and fig. 6 to 7, the embodiment is specifically as follows: when the power transmission of transmission shaft 75 output is to preceding drive axle 3 on, produce torsional vibration, setting through damping mechanism 9, can eliminate this kind of torsional vibration, transmission shaft 75 drives the carousel 91 rotation of one side, and because the effect of spring 93 elasticity, two carousel 91 can rotate certain angle relatively, thereby play buffering torsional vibration's effect, be favorable to making when the power transmission of transmission shaft 75 output is to preceding drive axle 3 promptly, the torsional vibration that the buffering produced, through the mode that sets up spring 93 between two carousel 91, the vibration of whole car has been alleviateed effectively, make the loader motion more steady. Solves the problem that when power is transmitted to the front drive axle 3, namely when the movable combination sleeve 78 close to one side of the front drive axle 3 is combined with the fixed combination sleeve 77, the whole vehicle is in a static state, and torsional vibration can be generated
The utility model discloses the theory of operation:
referring to the attached drawings 1-5 of the specification, when the loader falls into a muddy ground, the electric push rod 793 is started to retract the electric push rod 793, at this time, the electric push rod 793 drives the connecting shaft 791 and the shifting block 792 to move, so that the two shifting blocks 792 respectively drive the two movable coupling sleeve bodies 781 to move, the movable coupling sleeve 78 near one side of the rear drive axle 2 is firstly separated from the fixed coupling sleeve 77, and then the movable coupling sleeve 78 near one side of the front drive axle 3 is combined with the fixed coupling sleeve 77 under the continuous driving of the electric push rod 793, so that the power generated by the engine 1 is transmitted to the rear drive axle 2 through the torque converter 4, the transmission 5, the first gear 6, the second gear 73, the spline shaft 72, the movable coupling sleeve 78 near one side of the rear drive axle 2, the fixed coupling sleeve 77, the transmission shaft 75 and the vibration damping mechanism 9 to drive the rear drive axle 2, thereby driving the front wheels which are not trapped in the muddy pool and self-rescuing the loading vehicle;
further, referring to fig. 1, 3 and fig. 6 to 7 of the specification, when the power output by the transmission shaft 75 is transmitted to the front drive axle 3, torsional vibration is generated, the torsional vibration can be eliminated by the arrangement of the vibration reduction mechanism 9, the transmission shaft 75 drives the rotary disc 91 on one side to rotate, and due to the elastic force of the spring 93, the two rotary discs 91 can rotate relatively by a certain angle, so that the function of buffering the torsional vibration is achieved.
The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;
secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the present invention, only the structures related to the disclosed embodiments are referred to, and other structures can refer to the common design, and under the condition of no conflict, the same embodiment and different embodiments of the present invention can be combined with each other;
and finally: the above description is only for the preferred embodiment of the present invention and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (8)

1. The utility model provides a driving system of mini-tyre formula diesel loader, includes engine (1), rear drive axle (2) and front drive axle (3), its characterized in that: the output end of the engine (1) is connected with a torque converter (4), the output end of the torque converter (4) is connected with a transmission (5) through a transmission belt, the output end of the transmission (5) is fixedly connected with a first gear (6), one side of the transmission (5) is provided with a switching mechanism (7), the switching mechanism (7) comprises a switching box (71), one side inside the switching box (71) is provided with a spline shaft (72), the middle part of the spline shaft (72) is connected with a second gear (73) through a spline, two sides of the second gear (73) are respectively provided with a support frame (74), the upper end of each support frame (74) is movably sleeved with the outer side of the spline shaft (72), the bottom end of the switching box (71) is fixedly connected with the bottom surface of the switching box (71), and two ends of the spline shaft (72) are respectively provided with, the middle part of transmission shaft (75) is pegged graft with the lateral wall activity of transfer box (71), external splines (76) have all been seted up at the both ends of transmission shaft (75), and the outside cover of two transmission shafts (75) is equipped with and is located the inboard fixed cover (77) that combines of transfer box (71), fixed cover (77) that combines includes fixed cover body (771), the inside wall of fixed cover body (771) and the lateral wall fixed connection of transmission shaft (75), one side integrated into one piece of transfer box (71) has a plurality of first combination tooth (772), the both ends of integral key shaft (72) are all overlapped and are equipped with removal cover (78), remove cover (78) including removing cover body (781), remove cover body (781) that combines and pass through the external splines sliding connection of internal spline and integral key shaft (72), the one end integrated into one piece that removes cover body (781) has a plurality of second combination tooth (782), annular groove (783) have been seted up in the outside of removal combination cover body (781) other end, be equipped with between fixed combination cover (77) and front drive axle (3) damping mechanism (9), a transmission shaft (75) are connected with damping mechanism (9) transmission, damping mechanism (9) are connected with front drive axle (3) transmission, and another transmission shaft (75) are connected with rear drive axle (2) transmission.
2. The power system of a micro-tired diesel loader as claimed in claim 1, wherein: one transmission shaft (75) is in transmission connection with the rear drive axle (2) through a double-cross-shaft universal joint.
3. The power system of a micro-tired diesel loader as claimed in claim 1, wherein: fillets are formed in two sides of the first combination tooth (772) and the second combination tooth (782).
4. The power system of a micro-tired diesel loader as claimed in claim 1, wherein: the inside one side of conversion case (71) is equipped with operating mechanism (79), operating mechanism (79) are including connecting axle (791), the both ends of connecting axle (791) are all fixed the cover and are equipped with and dial movable block (792), and the one end of two pieces of dialling (792) is located the inboard of two ring channels (783) respectively.
5. The power system of a micro-tired diesel loader according to claim 4, characterized in that: one side of connecting axle (791) is equipped with electric putter (793), the fixed grafting of the lateral wall of the middle part and the conversion case (71) of electric putter (793), the expansion end of electric putter (793) and the one end fixed connection of connecting axle (791).
6. The power system of a micro-tired diesel loader as claimed in claim 1, wherein: damping mechanism (9) are including carousel (91), carousel (91) are equipped with two, and a carousel (91) is connected with a transmission shaft (75) through internal spline, and another carousel (91) is connected with front drive axle (3) transmission through the universal joint of cross.
7. The power system of a micro-tired diesel loader according to claim 4, characterized in that: a plurality of through groove (92) have all been seted up to one side of two damping mechanism (9), all are equipped with a plurality of spring (93) between two carousel (91), the both ends of spring (93) are laminated with the both ends that lead to groove (92) respectively.
8. The power system of a micro-tired diesel loader as claimed in claim 7, wherein: both ends of one side of the through groove (92) are integrally formed with L-shaped plates (94).
CN202020899576.7U 2020-05-26 2020-05-26 Power system of mini-tire type diesel loader Active CN212708947U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020899576.7U CN212708947U (en) 2020-05-26 2020-05-26 Power system of mini-tire type diesel loader

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020899576.7U CN212708947U (en) 2020-05-26 2020-05-26 Power system of mini-tire type diesel loader

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Publication Number Publication Date
CN212708947U true CN212708947U (en) 2021-03-16

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111645516A (en) * 2020-05-26 2020-09-11 永州市金蚂蚁新能源机械有限公司 Power system of mini-tire type diesel loader
CN112918555A (en) * 2021-04-30 2021-06-08 许燕新 Intelligent industrial robot diversion structure

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111645516A (en) * 2020-05-26 2020-09-11 永州市金蚂蚁新能源机械有限公司 Power system of mini-tire type diesel loader
CN111645516B (en) * 2020-05-26 2024-05-24 湖南金蚂蚁智能装备股份有限公司 Power system of miniature tire type diesel loader
CN112918555A (en) * 2021-04-30 2021-06-08 许燕新 Intelligent industrial robot diversion structure
CN112918555B (en) * 2021-04-30 2022-06-21 江苏小野智能装备有限公司 Intelligent industrial robot diversion structure

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CP03 Change of name, title or address

Address after: 425500 northern part of Yao Du Avenue, Tuojiang Town, Jiang Hua Economic Development Zone, Yongzhou Yao Autonomous County, Hunan Province, Yongzhou

Patentee after: Hunan Golden ant Intelligent Equipment Co.,Ltd.

Address before: 425500 innovation and entrepreneurship base in North Yaodu Avenue, Jianghua Economic Development Zone, Yongzhou City, Hunan Province

Patentee before: YONGZHOU GOLDEN ANT NEW ENERGY MACHINERY Co.,Ltd.

PE01 Entry into force of the registration of the contract for pledge of patent right
PE01 Entry into force of the registration of the contract for pledge of patent right

Denomination of utility model: A power system of micro tire diesel loader

Effective date of registration: 20211224

Granted publication date: 20210316

Pledgee: Yongzhou branch of China Construction Bank Co.,Ltd.

Pledgor: Hunan Golden ant Intelligent Equipment Co.,Ltd.

Registration number: Y2021980016215