CN215621541U - Seat turning device for mini excavator - Google Patents
Seat turning device for mini excavator Download PDFInfo
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- CN215621541U CN215621541U CN202121927752.4U CN202121927752U CN215621541U CN 215621541 U CN215621541 U CN 215621541U CN 202121927752 U CN202121927752 U CN 202121927752U CN 215621541 U CN215621541 U CN 215621541U
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Abstract
The utility model discloses a seat overturning device for a mini excavator, which comprises a seat assembly and an installation plate assembly arranged below the seat assembly, wherein an overturning device is hinged on the installation plate assembly, the overturning device is arranged on a bottom plate assembly, and an engine system is arranged below the bottom plate assembly; the bottom plate assembly comprises a lower flat plate, and a square cover plate is detachably connected to the lower flat plate; a bent seat with a hole is fixed on the square cover plate, and a wedge-shaped structure is arranged above the bent seat; the turnover device is fixed on the lower flat plate far away from the bent seat and is connected with the turnover mounting plate assembly through a rotating shaft; the mounting plate assembly comprises a mounting plate body. The problem of current miniature excavator be because inner space is less for engine, seat, electrical system and hydraulic system arrange very compactly, need demolish the seat of engine top and just can maintain, waste time and energy is solved.
Description
Technical Field
The utility model relates to the technical field of engineering mechanical equipment, in particular to a seat turning device for a mini excavator.
Background
The small excavator is also called as a small excavating machine, the definition of the small excavator is different, and the small excavator is beneficial to small body posture and mainly becomes ideal equipment for the earthwork engineering in urban areas; the mini excavator has the advantages of small turning radius, small operation space, flexibility and the like, and is widely applied to the fields of garden construction, urban transformation and the like; the engine of the excavator needs to be filled with engine oil and antifreeze and equipment needs to be maintained at regular intervals, but the arrangement of the engine, a seat, an electrical system and a hydraulic system is very compact due to the small internal space of the miniature excavator, and the maintenance can be carried out only by removing the seat above the engine, which wastes time and labor;
in Chinese utility model CN203974744U, a 'turnover type automobile seat with a safety belt guiding retractor' is proposed, the device has simple structure, convenient use and low modification cost; in the driving process, the safety hidden danger caused by the shaking of the safety belt is avoided while the driver and the passenger are protected from colliding with the vehicle body, the defect that the reversible seat is free of the safety belt is overcome, the riding comfort of the driver and the passenger is improved, and the safety seat has a wide application range and has a great market prospect;
although the device has a certain overturning effect, the overturning amplitude is small, the operation flow is complex, the seat cannot be quickly overturned, and operations such as oiling and the like can be carried out on the interior of the engine;
therefore, the seat overturning device for the mini excavator is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a seat turning device for a mini excavator, which aims to solve the technical problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
a seat overturning device for a mini excavator comprises a seat assembly and a mounting plate assembly arranged below the seat assembly, wherein an overturning device is hinged to the mounting plate assembly, the overturning device is mounted on a bottom plate assembly, and an engine system is arranged below the bottom plate assembly; the bottom plate assembly comprises a lower flat plate, and a square cover plate is detachably connected to the lower flat plate; a bent seat with a hole is fixed on the square cover plate, and a wedge-shaped structure is arranged above the bent seat; the turnover device is fixed on the lower flat plate far away from the bent seat and is connected with the turnover mounting plate assembly through a rotating shaft; the mounting plate assembly comprises a mounting plate body, and a clamping mechanism matched with the bent seat is arranged on the lower end face of the mounting plate body; the upper end surface of the mounting plate body is connected with the seat assembly, and the seat assembly comprises a seat body which is connected to the upper end surface of the mounting plate body in a sliding manner.
The device will set up to reversible structure at the seat under the condition that does not change excavator inner space, can effectively add machine oil or antifreeze inside the engine, and the later stage breaks down the back simultaneously, also makes things convenient for the staff to carry out in time the maintenance to it.
Preferably, the clamping mechanism comprises a pull rod, a first bent plate and a second bent plate, wherein the first bent plate and the second bent plate are used for limiting the pull rod and are connected to the mounting plate body; a lock pin is arranged on the outer side of the pull rod, a gasket is connected to the lock pin, and a spring is arranged between the gasket and the second bent plate; one end of the pull rod extends to the interior of the bent seat.
The middle region of mounting panel body is bent and is had two bent plates, be bent plate one and bent plate two respectively, be used for spacing to the pull rod, the welding has spacing bent plate on the pull rod, open the right side of pull rod has the through-hole, be used for installing the lockpin, the packing ring is installed in the lockpin left side, install the spring in the middle of packing ring and the bent plate two, spacing bent plate can restrict the direction of rotation of pull rod on the one hand, on the other hand and two cooperations of bent plate, the flexible position around the restriction pull rod, the setting up of chucking mechanism makes the turning device operation more accurate, reliable.
Preferably, the mounting plate body is provided with a plurality of slide rails, and the slide rails are connected with the seat body in a sliding manner; a limiting block is fixed at one end of the sliding rail; the lower terminal surface of mounting panel body is equipped with a plurality of fixing bolt.
The slide rail passes through fixing bolt to be fixed on the mounting panel body, and the seat body can slide around on the slide rail, sets up the stopper on the mounting panel body, and the stopper is located the slide rail rear, can play limiting displacement when the adjustment of sliding around the seat body.
Preferably, the square cover plate is connected with a round cover plate through nuts, and a plurality of shock absorption blocks are arranged on two sides of the round cover plate and on the square cover plate.
The square cover plate is arranged above the lower flat plate and fixed on the lower flat plate through four bolts and gaskets, the round cover plate is arranged on the square cover plate and fixed through two bolts and nuts, two damping blocks are arranged on the square cover plate, the mounting plate assembly falls on the two damping blocks, the damping blocks are made of rubber materials and can damp the seat mounting plate assembly and the seat assembly above the seat mounting plate assembly, a bent seat is welded above the square cover plate, the upper part of the bent seat is of a wedge-shaped structure, a limiting through hole is formed in the middle of the bent seat, and the seat overturning device can be limited.
Preferably, the lower end face of the lower flat plate is welded with a second plate body, the second plate body is connected with a front baffle through a bolt, and a sponge layer is bonded on one face, facing the engine system, of the front baffle.
The seat bottom plate assembly is provided with a front baffle which is fixed on the second plate body through four bolts and gaskets, and the lower flat plate is connected with the second plate body through welding. The electric system (relay, safety device and the like) and the engine system of excavator are equipped to preceding baffle rear, and during routine maintenance, the maintenance is maintained to electric system's in the back relay, safety device and the like before the baffle can be dismantled, and in addition, the sponge has been pasted in preceding baffle rear, plays the guard action on the one hand, avoids making electric system and preceding baffle take place to interfere because of the vibration, and on the other hand accessible sponge absorbs the noise that the engine produced, falls for the excavator.
Preferably, the turnover device comprises a fixing plate connected to the lower flat plate, the fixing plate is symmetrically connected with a first plate body, a rotating shaft is arranged between the first plate body in a rotating mode, and the rotating shaft is connected with a mounting plate body.
A fixing plate in the seat turnover device is fixed on a lower flat plate through two bolts and a gasket, a first plate body is connected with the fixing plate through a rotating shaft, and a lock pin is installed on the left side of the rotating shaft for limiting and fixing.
Preferably, the engine system comprises an engine body, and an engine oil cover and a liquid inlet are respectively arranged on the engine body; the engine oil cover and the liquid inlet are both located below the square cover plate.
The oil cover and the liquid inlet of the engine are positioned above an engine system, the oil cover is positioned under the round cover plate, the liquid inlet is positioned under the square cover plate, the filling frequency of the engine oil is far higher than that of the anti-freezing solution, the engine oil is replaced every 250 hours under the general working condition, the filling frequency of the anti-freezing solution is less, compared with the square cover plate, the round cover plate is more convenient and quicker to open, when the engine oil with higher maintenance frequency is filled, the engine oil can be filled from the oil cover only by opening the round cover plate, if the anti-freezing solution needs to be filled or parts above the engine need to be maintained, the square cover plate can be opened, the anti-freezing solution is filled from the liquid inlet or the parts above the engine can be maintained, in addition, sponges are adhered to the lower parts of the round cover plate and the square cover plate and are used for absorbing noise generated by the engine.
Preferably, the square cover plate is connected to the lower flat plate through a plurality of second bolts.
Compared with the prior art, the utility model has the following beneficial effects:
1. compared with the prior art, the engine oil filling device can quickly fill engine oil without removing a seat, and improve the maintenance efficiency; 2. compared with the prior art, the utility model can realize the maintenance of parts above the engine without dismantling the seat, and when the seat is reset, the seat is pressed downwards with little force, and the position limitation and the fixation of the seat can be automatically completed through the wedge-shaped structure; the arrangement of the clamping mechanism enables the turnover device to operate more accurately and reliably; 3. compared with the prior art, when the electric system needs to be maintained, only the front baffle needs to be disassembled, so that the operation is simpler and more efficient.
Drawings
FIG. 1 is a schematic view of the overall assembly of the present invention;
FIG. 2 is an assembly view of the seat body and mounting plate of the present invention;
FIG. 3 is a schematic view of a seat pan assembly according to the present invention;
FIG. 4 is a schematic view of the assembly of the lower seat pan and the engine system of the present invention;
FIG. 5 is a schematic view of the structure of the lower plate of the seat of the present invention;
FIG. 6 is a schematic view of the seat body being inverted in accordance with the present invention;
FIG. 7 is a schematic view of the assembly of the tie rod, the shoe and the shoe of the present invention;
FIG. 8 is a partial schematic view of the tie rod, curved seat and curved plate of the present invention.
In the figure: 1. a seat assembly; 1-1, a seat body; 1-2, a slide rail; 2. a turning device; 2-1, fixing plates; 2-2, a rotating shaft; 2-3, a first plate body; 2-4, a pull rod; 2-5, limiting the bent plate; 2-6, a spring; 2-7, a gasket; 2-8, a lock pin; 3. a floor assembly; 3-1, a front baffle; 3-2, a second plate body; 3-3, bolt one; 3-4, a damping block; 3-5, a nut; 3-6, a round cover plate; 3-7, a square cover plate; 3-8, bending seat; 3-9, bolt II; 3-10, lower flat plate; 4. an engine system; 4-1, an engine oil cover; 4-2, a liquid inlet; 5. a mounting plate assembly; 5-1, a limiting block; 5-2, mounting the plate body; 5-3, fixing bolts; 5-4, bending the first plate; 5-5 and a second bending plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 1 to 8, a seat turning device for a mini excavator includes a seat assembly 1 and an installation plate assembly 5 disposed below the seat assembly 1, the installation plate assembly 5 is hinged with a turning device 2, the turning device 2 is mounted on a floor assembly 3, and an engine system 4 is disposed below the floor assembly 3; the bottom plate assembly 3 comprises a lower flat plate 3-10, and a square cover plate 3-7 is detachably connected to the lower flat plate 3-10; a bent seat 3-8 with a hole is fixed on the square cover plate 3-7, and a wedge-shaped structure is arranged above the bent seat 3-8; a turnover device 2 is fixed on the lower flat plate 3-10 far away from the curved seat 3-8, and the turnover device 2 is connected with a turnover mounting plate assembly 5 through a rotating shaft 2-2; the mounting plate assembly 5 comprises a mounting plate body 5-2, and a clamping mechanism matched with the bent seat 3-8 is arranged on the lower end face of the mounting plate body 5-2; the upper end surface of the mounting plate body 5-2 is connected with a seat assembly 1, and the seat assembly 1 comprises a seat body 1-1 which is connected to the upper end surface of the mounting plate body 5-2 in a sliding manner.
When the seat is turned over, the pull rod 2-4 is pulled forwards to enable the seat to be separated from the limit of the bent seat 3-8 in the seat bottom plate assembly 3, the seat assembly 1 is lifted upwards, the seat assembly 1, the seat mounting plate assembly 5 and the seat turning device 2 rotate around the rotating shaft 2-2, and the seat bottom plate assembly 3 is fixed at the original position.
When the excavator is used for maintenance operations such as filling engine oil or overhauling upper parts of an engine, the pull rod 2-4 is pulled forwards to enable the seat to be separated from the limit of a bent seat 3-8 in the seat bottom plate assembly 3, after the seat is turned over, the nut 3-5 is manually unscrewed to open the round cover plate 3-6, and then the engine is filled from the engine oil cover 4-1; the lower cover plate 3-7 is taken down by a wrench, antifreeze is filled into the engine and the radiator from the liquid inlet 4-2, parts such as a vibration exciter above the engine can be maintained, the round cover plate 3-6 can be manually unscrewed from the bolt and the nut 3-5, and the square cover plate 3-7 needs to be unscrewed from the bolt II 3-9 by the wrench.
After maintenance, the seat body 1-1 is pressed downwards to turn the seat back to the original position; as shown in fig. 7, when the seat is not completely restored, the front end of the pull rod 2-4 contacts with the wedge structure of the curved seat 3-8, because the seat assembly 1 and the seat mounting plate assembly 5 have certain gravity, the front ends of the pull rods 2-4 can slide downwards along the wedge-shaped structures of the curved seats 3-8 only by slightly pressing the seat downwards with force, meanwhile, the springs 2-6 are compressed, when the front ends of the pull rods 2-4 move to the outside of the round holes of the curved seats 3-8, the springs 2-6 in compression are reset, the elastic force of the springs 2-6 drives the pull rods 2-4 to enter the round holes of the curved seats 3-8, the seat limiting and fixing are realized, in addition, a front baffle 3-1 is arranged on the side surface of the seat bottom plate assembly 3, and the maintenance can be carried out on electrical systems such as a relay and a safety device at the back.
Preferably, the clamping mechanism comprises a pull rod 2-4, a first bent plate 5-4 and a second bent plate 5-5, wherein the first bent plate 5-4 and the second bent plate 5-5 limit the pull rod 2-4 and are connected to the mounting plate body 5-2, and the limit bent plates 2-5 are welded on the pull rod 2-4; a lock pin 2-8 is arranged on the outer side of the pull rod 2-4, a gasket 2-7 is connected to the lock pin 2-8, and a spring 2-6 is arranged between the gasket 2-7 and the bent plate II 5-5; one end of the pull rod 2-4 extends to the inside of the curved seat 3-8.
The middle area of the mounting plate body 5-2 is bent with two bent plates, namely a bent plate I5-4 and a bent plate II 5-5, which are used for limiting the pull rod 2-4, the pull rod 2-4 is welded with the limiting bent plate 2-5, the right side of the pull rod 2-4 is provided with a through hole for mounting a lock pin 2-8, the left side of the lock pin 2-8 is provided with a gasket 2-7, a spring 2-6 is mounted between the gasket 2-7 and the bent plate II 5-5, the limiting bent plate 2-5-4 can limit the rotation direction of the pull rod 2-4, and the limiting bent plate 2-5 is matched with the bent plate II 5-5 to limit the front and back stretching position of the pull rod 2-4, and the arrangement of a clamping mechanism enables the turnover device 2 to run more accurately and reliably.
Preferably, the mounting plate body 5-2 is provided with a plurality of slide rails 1-2, and the slide rails 1-2 are connected with the seat body 1-1 in a sliding manner; one end of the sliding rail 1-2 is fixed with a limiting block 5-1; the lower end face of the mounting plate body 5-2 is provided with a plurality of fixing bolts 5-3.
The sliding rail 1-2 is fixed on the mounting plate body 5-2 through the fixing bolt 5-3, the seat body 1-1 can slide back and forth on the sliding rail 1-2, the mounting plate body 5-2 is provided with the limiting block 5-1, and the limiting block 5-1 is positioned behind the sliding rail 1-2 and can play a limiting role in the front and back sliding adjustment of the seat body 1-1.
Preferably, the square cover plate 3-7 is connected with a round cover plate 3-6 through a nut 3-5, and a plurality of shock absorption blocks 3-4 are arranged on the square cover plate 3-7 and positioned at two sides of the round cover plate 3-6.
A square cover plate 3-7 is arranged above the lower flat plate 3-10, the square cover plate 3-7 is fixed on the lower flat plate 3-10 through four bolts and washers 2-7, and a round cover plate 3-6 is arranged on the square cover plate 3-7 and is fixed through two bolts and nuts 3-5. The square cover plate 3-7 is provided with two shock absorption blocks 3-4, the mounting plate assembly 5 falls on the two shock absorption blocks 3-4, and the shock absorption blocks 3-4 are made of rubber materials and can absorb shock of the seat mounting plate assembly 5 and the seat assembly 1 above the seat mounting plate assembly. The upper part of the square cover plate 3-7 is welded with a curved seat 3-8, the upper part of the curved seat 3-8 is of a wedge-shaped structure, and the middle part of the curved seat is provided with a limiting through hole which can limit the seat turnover device 2.
Preferably, the turnover device 2 comprises a fixing plate 2-1 connected to the lower flat plate 3-10, the fixing plate 2-1 is symmetrically connected with plate bodies one 2-3, a rotating shaft 2-2 is rotatably arranged between the two plate bodies one 2-3, and the rotating shaft 2-2 is connected with a mounting plate body 5-2.
A fixing plate 2-1 in a seat turning device 2 is fixed on a lower flat plate 3-10 through two bolts and gaskets 2-7, two plate bodies I2-3 are connected with the fixing plate 2-1 through a rotating shaft 2-2, and a locking pin piece is arranged on the left side of the rotating shaft 2-2 for limiting and fixing.
Preferably, the square cover plate 3-7 is connected to the lower plate 3-10 by a plurality of bolts two 3-9.
Example two
In the embodiment, on the basis of the first embodiment, preferably, a plate body II 3-2 is welded on the lower end surface of a lower flat plate 3-10, the plate body II 3-2 is connected with a front baffle plate 3-1 through a bolt I3-3, and a sponge layer is bonded on one surface, facing the engine system 4, of the front baffle plate 3-1; the seat bottom plate assembly 3 is provided with a front baffle plate 3-1, the front baffle plate 3-1 is fixed on a second plate body 3-2 through four bolts and gaskets 2-7, a lower flat plate 3-10 is connected with the second plate body 3-2 through welding, an electrical system (a relay, a safety device and the like) and an engine system 4 of the excavator are arranged behind the front baffle plate 3-1, the front baffle plate 3-1 can be detached to maintain the relay, the safety device and the like of the electrical system behind during daily maintenance, in addition, sponge is adhered behind the front baffle plate 3-1, on one hand, the sponge plays a role in protection, the interference between the electrical system and the front baffle plate 3-1 caused by vibration is avoided, on the other hand, the sponge can absorb noise generated by the engine, and the noise of the excavator is reduced.
EXAMPLE III
In this embodiment, on the basis of the first embodiment, preferably, the engine system 4 includes an engine body, and the engine body is provided with an engine oil cover 4-1 and a liquid inlet 4-2, respectively; the engine oil cover 4-1 and the liquid inlet 4-2 are both positioned below the square cover plate 3-7; an engine oil cover 4-1 and a liquid inlet 4-2 of the engine are positioned above an engine system 4, the engine oil cover 4-1 is positioned right below a round cover plate 3-6, and the liquid inlet 4-2 is positioned right below a square cover plate 3-7; the filling frequency of the engine oil is far higher than that of the anti-freezing solution, the engine oil is replaced every 250 hours under the common working condition, the filling frequency of the anti-freezing solution is less, compared with the square cover plate 3-7, the opening of the round cover plate 3-6 is more convenient and quicker, when the engine oil with higher maintenance frequency is filled, the engine oil can be filled from the oil cover 4-1 by only opening the round cover plate 3-6, if the anti-freezing solution is required to be filled or the upper part of the engine is maintained, the square cover plate 3-7 can be opened, the anti-freezing solution is filled from the liquid inlet 4-2 or the upper part of the engine is maintained, and in addition, sponges are adhered to the lower parts of the round cover plate 3-6 and the square cover plate 3-7 and are used for absorbing the noise generated by the engine.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A seat overturning device for a mini excavator comprises a seat assembly and a mounting plate assembly arranged below the seat assembly, wherein an overturning device is hinged to the mounting plate assembly, the overturning device is mounted on a bottom plate assembly, and an engine system is arranged below the bottom plate assembly; the method is characterized in that: the bottom plate assembly comprises a lower flat plate, and a square cover plate is detachably connected to the lower flat plate; a bent seat with a hole is fixed on the square cover plate, and a wedge-shaped structure is arranged above the bent seat; the turnover device is fixed on the lower flat plate far away from the bent seat and is connected with the turnover mounting plate assembly through a rotating shaft; the mounting plate assembly comprises a mounting plate body, and a clamping mechanism matched with the bent seat is arranged on the lower end face of the mounting plate body; the upper end surface of the mounting plate body is connected with the seat assembly, and the seat assembly comprises a seat body which is connected to the upper end surface of the mounting plate body in a sliding manner.
2. The seat turning device for the mini-excavator according to claim 1, wherein: the clamping mechanism comprises a pull rod, a first bent plate and a second bent plate, wherein the first bent plate and the second bent plate are used for limiting the pull rod and are connected to the mounting plate body; a lock pin is arranged on the outer side of the pull rod, a gasket is connected to the lock pin, and a spring is arranged between the gasket and the second bent plate; one end of the pull rod extends to the interior of the bent seat.
3. The seat turning device for the mini-excavator according to claim 1, wherein: the mounting plate body is provided with a plurality of slide rails, and the slide rails are connected with the seat body in a sliding manner; a limiting block is fixed at one end of the sliding rail; the lower terminal surface of mounting panel body is equipped with a plurality of fixing bolt.
4. The seat turning device for the mini-excavator according to claim 1, wherein: the square cover plate is connected with a round cover plate through nuts, and a plurality of shock absorption blocks are arranged on the two sides of the round cover plate and on the square cover plate.
5. The seat turning device for the mini-excavator according to claim 1, wherein: the engine system is characterized in that a second plate body is welded on the lower end face of the lower flat plate, a front baffle is connected to the second plate body through a bolt, and a sponge layer is bonded to one face, facing the engine system, of the front baffle.
6. The seat turning device for the mini-excavator according to claim 1, wherein: the turnover device comprises a fixing plate connected to the lower flat plate, wherein first plate bodies are symmetrically connected to the fixing plate, a rotating shaft is arranged between the first plate bodies in a rotating mode, and a mounting plate body is connected to the rotating shaft.
7. The seat turning device for the mini-excavator according to claim 1, wherein: the engine system comprises an engine body, wherein an engine oil cover and a liquid inlet are respectively arranged on the engine body; the engine oil cover and the liquid inlet are both located below the square cover plate.
8. The seat turning device for the mini-excavator according to claim 1, wherein: the square cover plate is connected to the lower flat plate through a plurality of second bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121927752.4U CN215621541U (en) | 2021-08-17 | 2021-08-17 | Seat turning device for mini excavator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121927752.4U CN215621541U (en) | 2021-08-17 | 2021-08-17 | Seat turning device for mini excavator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215621541U true CN215621541U (en) | 2022-01-25 |
Family
ID=79898728
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121927752.4U Active CN215621541U (en) | 2021-08-17 | 2021-08-17 | Seat turning device for mini excavator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215621541U (en) |
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2021
- 2021-08-17 CN CN202121927752.4U patent/CN215621541U/en active Active
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