CN217072345U

CN217072345U - Novel maintenance chair

Info

Publication number: CN217072345U
Application number: CN202123066335.8U
Authority: CN
Inventors: 王永清; 孙传; 周永文; 周永武; 陈晓剑
Original assignee: Zhejiang Institute Of Mechanical And Electrical Technician
Current assignee: Zhejiang Institute Of Mechanical And Electrical Technician
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-07-29
Anticipated expiration: 2031-12-08

Abstract

The utility model discloses a novel maintenance chair, including the bottom frame, the footing, the backplate, two sets of activity foot rests and horizontal adjusting part and vertical adjusting part, the bottom is equipped with drive wheel and directive wheel, control the footing respectively through horizontal adjusting part, the relative position of backplate, height through vertical adjusting part control complete machine, make the user can obtain a suitable height and comfortable posture according to actual demand, the drive wheel that passes through, the directive wheel, make the user need not go out too much energy at the during operation and just can remove at will, it is fixed to have solved traditional maintenance chair operating position, the problem of removal difficulty.

Description

Novel maintenance chair

Technical Field

The utility model belongs to the technical field of the maintenance of equipment and specifically relates to a novel maintenance chair is related to.

Background

When some present large-scale machinery is maintained, need the maintainer to get into the machine bottom and maintain, because the space of machine bottom is limited, usually need the maintainer to lie the back and can get into, general maintainer can use the flatbed to send into oneself, current flatbed is the structure of a bottom plate plus four universal wheels usually, the maintainer can only adjust own health posture and go to adapt to actual demand, and the maintainer when carrying out the position removal, can only rely on oneself to remove, these actions can make the maintainer waste a lot of energy, reduce work efficiency, the prior art has the maintenance chair that provides a height-adjustable, but the position control of this maintenance chair is comparatively single, and still need the maintainer oneself to remove when removing, still can not satisfy the daily use of maintainer.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a novel maintenance chair has solved the inconvenient regulation of unscrambler and the problem that the location effect is not good.

The utility model adopts the technical proposal that: the utility model provides a novel maintenance chair, includes bottom frame, footing, backplate, power, backplate bilateral symmetry is provided with the handrail, bottom frame side symmetry is provided with two sets of movable foot rests, the fixed horizontal adjusting part that is provided with on the bottom frame bottom surface, the position of horizontal adjusting part control footing and backplate, bottom frame upper end is provided with vertical adjusting part, vertical adjusting part with the bottom frame is connected for rotating, the altitude mixture control of vertical adjusting part control complete machine, the end of activity foot rest is equipped with drive wheel and directive wheel.

Further, the activity foot rest includes slip foot, fixed foot with the bottom frame is articulated, slip foot with be equipped with sliding part between the bottom frame, be provided with crossbeam, connecting rod between two sets of activity foot rests, the crossbeam with fixed foot fixed connection, the connecting rod runs through two fixed feet and with slip foot fixed connection, fixed foot with be provided with the bearing between the connecting rod, make fixed foot can be relative the slip foot rotates.

Further, the transverse adjusting component comprises a third air cylinder, a fourth air cylinder, a foot-lapping plate rod and a back plate rod, the third air cylinder and the fourth air cylinder are located on the same axis, and the axis coincides with the transverse center line of the bottom frame.

Furthermore, No. three cylinders with the foot-standing plate pole is articulated, foot-standing plate pole with the foot-standing plate is articulated, No. four cylinders with the backplate pole is articulated, the backplate pole with the backplate is articulated.

Further, vertical adjustment part includes a cylinder, No. two cylinders, crossbeam, connecting rod, the crossbeam is located the nearly bottom frame end of fixed foot, a cylinder rear end with bottom frame is articulated, a cylinder front end also is articulated with the connecting rod, a cylinder with No. two cylinder symmetry sets up, the connected mode of No. two cylinders with a cylinder.

Furthermore, the sliding component comprises a sliding shaft and a sliding block, the sliding shaft is fixed on the bottom frame, the sliding block is fixedly connected with the sliding foot, and the sliding block can slide along the sliding shaft.

Furthermore, a joint component is arranged between the back plate and the bottom frame, so that the back plate and the bottom frame can rotate relatively.

Furthermore, the driving wheel is arranged at the tail end of the sliding foot, a motor hub is arranged in the driving wheel, and the motor hub can provide forward or backward power for the whole machine.

Furthermore, a fixed steering wheel bottom plate is arranged at the front end of the fixed foot, two steering wheels are symmetrically arranged at the front end of the steering wheel bottom plate, and a steering synchronous component is arranged between the steering wheels.

Furthermore, the synchronizing part comprises a steering knuckle and a synchronizing rod, the steering knuckle is fixedly connected with the steering wheel, the synchronizing rod is movably connected with the steering knuckle through a pin shaft, and the steering knuckle is rotatably connected with the steering wheel base plate.

Compared with the prior art, the utility model, it has following beneficial effect:

the utility model discloses can control the relative position of step board, backplate respectively through four cylinders to and the height of complete machine, make the user can select a suitable operating height, and adjust a comfortable appearance of lying, can further alleviate maintainer's fatigue, the utility model discloses an add the removal that motor drive wheel realized the complete machine, make the maintainer more laborsaving when carrying out the position removal, it is fixed to sum up the design has solved maintenance chair operating position, and the problem of inconvenient removal provides a more comfortable work platform for the maintainer.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the structure of the lateral adjustment portion of the present invention;

FIG. 3 is a schematic view of the structure of the longitudinal adjustment part of the present invention;

utility model reference number information as follows:

1. a bottom frame; 2. a foot lapping plate; 3. a back plate; 4. a handrail; 5. a movable foot rest; 6. a drive wheel; 7. a steering wheel; 8. a lateral adjustment member; 9. a longitudinal adjustment member; 10. a sliding member; 11. a steering synchronization component; 12. a joint assembly; 13. a steering wheel base plate; 14. a power source; 501. a sliding foot; 502. A fixing leg; 801. a third cylinder; 802. a cylinder number four; 803. a foot lapping plate rod; 804. a backboard bar; 901. a first cylinder; 902. a second cylinder; 903. a cross beam; 904. a connecting rod; 1001. a sliding shaft; 1002. a slider; 1101. a knuckle; 1102. a synchronization rod.

The realization, the functional characteristics and the advantages of the utility model are further explained by combining the embodiment and referring to the attached drawings.

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 efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, rear … …) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Referring to fig. 1-3, the utility model discloses a bottom frame 1, step board 2, backplate 3, power 14, 3 bilateral symmetry of backplate is provided with handrail 4, 1 side symmetry of bottom frame is provided with two sets of movable foot rests 5, the fixed horizontal adjusting part 8 that is provided with on the 1 bottom surface of bottom frame, the position of horizontal adjusting part 8 control step board 2 and backplate 3, 1 upper end of bottom frame is provided with vertical adjusting part 9, vertical adjusting part 9 with bottom frame 1 is for rotating the connection, the altitude mixture control of vertical adjusting part 9 control complete machine, the end of activity foot rest 5 is equipped with drive wheel 6 and directive wheel 7.

When in use, the power is supplied by the power supply 14 to drive the transverse adjusting component 8, and the relative positions of the foot rest and the back plate can be respectively adjusted to achieve a comfortable working posture; and then the longitudinal adjusting device 9 is driven, the height of the workbench is adjusted by adjusting the opening and closing state of the movable foot rest 5, the proper working position and posture are achieved by double adjustment, when the position is moved, the driving wheel 6 provides power, and the steering wheel 7 steers, so that the integral movement is realized.

Further, activity foot rest 5 is including sliding foot 501, fixed foot 502 with bottom frame 1 is articulated, sliding foot 501 with be equipped with sliding part 10 between bottom frame 1, be provided with crossbeam 903, connecting rod 904 between two sets of activity foot rests 5, crossbeam 903 with fixed foot 502 fixed connection, connecting rod 904 runs through two fixed feet 502 and with sliding foot 501 fixed connection, fixed foot 502 with be provided with bearing 905 between the connecting rod 904.

When the adjustable foot rest is used, the relative position of the fixed foot 502 is fixed, the sliding foot 501 rotates relatively through the bearing 905 when stressed, and then the opening and closing angle of the movable foot rest is adjusted, so that the effect of height adjustment is achieved.

Further, the transverse adjusting component 8 includes a third cylinder 801, a fourth cylinder 802, a foot-rest rod 803 and a back plate rod 804, the third cylinder 801 and the fourth cylinder 802 are located on the same axis, the axis coincides with the transverse center line of the bottom frame 1, and the position enables an included angle to be absent between the thrust direction of the cylinders and the moving direction of the components pushed by the cylinders, so that the thrust value is minimized, and the load of the cylinders is reduced.

Further, No. three cylinders 801 with the foot board pole 803 is articulated, foot board pole 803 with the foot board 2 is articulated, No. four cylinders 802 with the backplate pole 804 is articulated, backplate pole 804 with backplate 3 is articulated, controls the relative position of foot board and backplate through the cylinder.

Further, the longitudinal adjusting component 9 includes a first cylinder 901, a second cylinder 902, a cross beam 903, and a connecting rod 904, the cross beam 903 is located at a bottom frame end near the fixed foot 502, a rear end of the first cylinder 901 is hinged to the bottom frame 1, a front end of the first cylinder 901 is hinged to the connecting rod, the first cylinder 901 and the second cylinder 902 are symmetrically arranged, and the connecting mode of the second cylinder 902 is the same as that of the first cylinder 901.

Further, the sliding member 10 includes a sliding shaft 1001 and a slider 1002, the sliding shaft 1001 is fixed on the bottom frame 1, the slider 1002 is fixedly connected to the sliding leg 501, and the slider 1002 can slide along the sliding shaft 1001.

Further, a joint component 12 is arranged between the back plate 3 and the bottom frame, so that the back plate 3 can rotate relative to the bottom frame 1.

Further, the driving wheel 6 is arranged at the tail end of the sliding foot 501, and a motor hub is arranged in the driving wheel 6 and can provide forward or backward power for the whole machine.

Further, a fixed steering wheel base plate 13 is arranged at the front end of the fixed foot 502, two steering wheels 7 are symmetrically arranged at the front end of the steering wheel base plate 13, and a steering synchronization component 11 is arranged between the steering wheels to control the steering of the two steering wheels to be consistent.

Further, the synchronizing component 11 includes a knuckle 1101 and a synchronizing rod 1102, the knuckle 1101 is fixedly connected with the steering wheel 7, the synchronizing rod 1102 is movably connected with the knuckle 1101 through a pin, and the knuckle 1101 is rotatably connected with the steering wheel base plate 13; during steering, the steering knuckle 1101 drives the steering wheel 7 to rotate, and then the synchronizing rod 1102 ensures that the steering angles of the two steering wheels are consistent.

To sum up, can understand the utility model discloses following technological effect has been realized:

the utility model discloses a maintenance chair turns into the linear motion of backplate, step board through drive mechanism with the linear motion of cylinder, and the motion that opens and shuts of movable foot rest, and then has realized the dual position control of maintenance chair, for the user provides more position selection, the existence of drive wheel and directive wheel simultaneously can let the user also can carry out position control under the condition that four limbs do not land, make the convenient high efficiency more of use of whole maintenance chair to user's work efficiency has been improved.

The above only be the preferred embodiment of the utility model discloses a not consequently restriction the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform of what the content was done in the description and the attached drawing, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides a novel maintenance chair, includes bottom frame (1), step board (2), backplate (3), power (14), backplate (3) bilateral symmetry is provided with handrail (4), bottom frame (1) side symmetry is provided with two sets of movable foot rests (5), its characterized in that: the adjustable foot stool is characterized in that a transverse adjusting component is fixedly arranged on the bottom surface of the bottom frame (1), the transverse adjusting component (8) controls the positions of the foot-supporting plate (2) and the backboard (3), a longitudinal adjusting component (9) is arranged at the upper end of the bottom frame (1), the longitudinal adjusting component (9) is connected with the bottom frame (1) in a rotating mode, the longitudinal adjusting component (9) controls the height of the whole machine to be adjusted, and the tail end of the movable foot stool (5) is provided with a driving wheel (6) and a steering wheel (7) respectively.

2. The new service chair as claimed in claim 1, wherein: activity foot rest (5) are including sliding foot (501), fixed foot (502) with bottom frame (1) is articulated, sliding foot (501) with be equipped with sliding part (10) between bottom frame (1), be provided with crossbeam (903), connecting rod (904) between two sets of activity foot rests, crossbeam (903) with fixed foot (502) fixed connection, connecting rod (904) run through two fixed foot (502) and with sliding foot (501) fixed connection, fixed foot (502) with be provided with bearing (905) between connecting rod (904), make fixed foot (502) can be relative sliding foot (501) rotates.

3. A new service chair as claimed in claim 2, wherein: the transverse adjusting component (8) comprises a third air cylinder (801), a fourth air cylinder (802), a foot-overlapping plate rod (803) and a back plate rod (804), wherein the third air cylinder (801) and the fourth air cylinder (802) are located on the same axis, and the axis coincides with the transverse center line of the bottom frame (1).

4. A new service chair as claimed in claim 3, wherein: the third cylinder (801) is hinged to the foot-supporting plate rod (803), the foot-supporting plate rod (803) is hinged to the foot-supporting plate (2), the fourth cylinder (802) is hinged to the back plate rod (804), and the back plate rod (804) is hinged to the back plate (3).

5. The new service chair as claimed in claim 4, wherein: the longitudinal adjusting component (9) comprises a first air cylinder (901), a second air cylinder (902), a cross beam (903) and a connecting rod (904), the cross beam (903) is located at the end, close to the bottom frame, of the fixing foot (502), the rear end of the first air cylinder (901) is hinged to the bottom frame (1), the front end of the first air cylinder (901) is hinged to the connecting rod, the first air cylinder (901) and the second air cylinder (902) are symmetrically arranged, and the connecting mode of the second air cylinder (902) is the same as that of the first air cylinder (901).

6. The new service chair as claimed in claim 5, wherein: the sliding component (10) comprises a sliding shaft (1001) and a sliding block (1002), the sliding shaft (1001) is fixed on the bottom frame (1), the sliding block (1002) is fixedly connected with the sliding foot (501), and the sliding block (1002) can slide along the sliding shaft (1001).

7. The new service chair as claimed in claim 6, wherein: a joint component (12) is arranged between the back plate (3) and the bottom frame, so that the back plate (3) and the bottom frame (1) can rotate relatively.

8. The new service chair as claimed in claim 7, wherein: the driving wheel (6) is arranged at the tail end of the sliding foot (501), a motor hub is arranged in the driving wheel (6), and the motor hub can provide forward or backward power for the whole machine.

9. A new service chair as claimed in any one of claims 2 to 8, characterised in that: the front end of the fixed foot (502) is provided with a fixed steering wheel bottom plate (13), the front end of the steering wheel bottom plate (13) is symmetrically provided with two steering wheels (7), and a steering synchronous component (11) is arranged between the steering wheels.

10. A new service chair as claimed in claim 9, wherein: the synchronous component (11) comprises a steering knuckle (1101) and a synchronous rod (1102), the steering knuckle (1101) is fixedly connected with the steering wheel (7), the synchronous rod (1102) is movably connected with the steering knuckle (1101) through a pin shaft, and the steering knuckle (1101) is rotatably connected with the steering wheel base plate (13).