CN215850867U

CN215850867U - Excavator with adjustable excavator seat height

Info

Publication number: CN215850867U
Application number: CN202122444840.5U
Authority: CN
Inventors: 范新怀; 谢漾舟; 易娟
Original assignee: Changsha Jierui Construction Machinery Co ltd
Current assignee: Changsha Jierui Construction Machinery Co ltd
Priority date: 2021-10-11
Filing date: 2021-10-11
Publication date: 2022-02-18
Anticipated expiration: 2031-10-11

Abstract

The utility model relates to the related field of excavators, in particular to an excavator capable of adjusting the height of an excavator seat. The device drives the worm wheel rotation through rotating the worm, it shifts up to make the internal thread pipe drive the backup pad, and shift up through the dead lever drive telescopic link, highly adjust the backup pad, easy operation is convenient, the suitability is good, the device guarantees through rotating the nut that the nut shifts up the extrusion circle cover and shifts up, make the hinge bar deflect, change the position that the hinge bar supported the backup pad, and the cooperation spring is sat the impact that produces the backup pad in the backup pad and is cushioned the user, guarantee the life of backup pad, and be convenient for reduce the possibility of the subsided damage of backup pad surface cushion through the spring.

Description

Excavator with adjustable excavator seat height

Technical Field

The utility model relates to the field of excavator related technologies, in particular to an excavator with adjustable excavator seat height.

Background

This kind of earth machinery of excavator has vital function in the construction process, and the staff uses when digging the machine and carry out work, generally need sit for a long time and carry out work in the driver's cabin, and this has certain requirement to the seat of digging the machine, guarantees that the staff can carry out long-time work.

The height of the existing partial excavator seat is fixed, so that the height of the device is inconvenient to adjust according to the requirements of users; and partial position of the bottom surface of the existing seat of the partial excavator is not supported enough, so that the position of the part of the seat of the excavator, which is not supported, is easy to dent after a user uses the seat for a long time, and the service life of the seat of the excavator is easy to influence.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a excavator with an adjustable excavator seat height, which aims to solve the problems in the prior art that: the height of the existing partial excavator seat is fixed, so that the height of the device is inconvenient to adjust according to the requirements of users; the partial position of current part excavator seat bottom surface supports inadequately, and the user uses the back for a long time, leads to easily digging the position that the machine seat part does not support and takes place to cave in, and then influences the life problem of digging the machine seat easily.

In order to achieve the purpose, the utility model provides the following technical scheme: a digging machine capable of adjusting the height of a seat of the digging machine comprises a base, wherein telescopic rods are fixedly connected to the top surface of the base, a supporting plate is fixedly connected to the top end of each telescopic rod, and a sliding groove is formed in the bottom surface of each supporting plate;

the middle of the top surface of the base is rotatably connected with a threaded rod, the side surface of the threaded rod is in threaded connection with an internal threaded pipe, the top surface of the internal threaded pipe is fixedly connected with the bottom surface of the supporting plate, the side surface of the internal threaded pipe is fixedly connected with a fixed rod, one end, far away from the internal threaded pipe, of the fixed rod is fixedly connected with an upper rod of a telescopic rod, the top surface of the fixed rod is fixedly connected with a spring, the outer side of the internal threaded pipe is in threaded connection with a nut, the top surface of the nut is lapped with a round sleeve, the round sleeve is movably sleeved on the side surface of the internal threaded pipe, the side surface of the round sleeve is hinged with a hinged rod, the side surface of the hinged rod is fixedly connected with the top surface of the round sleeve through a tension spring, and one end of the hinged rod is in sliding connection with the inner wall of the sliding chute;

the top surface of the base is rotatably connected with a worm, the side surface of the worm is meshed with a worm wheel, and the worm wheel is fixedly sleeved on the bottom of the side surface of the threaded rod.

Preferably, a backrest is fixedly connected to the rear side of the support plate.

Preferably, the side surface of the internal thread pipe is provided with threads, and the internal thread pipe is in threaded connection with the inner wall of the nut through the threads.

Preferably, the number of the hinge rods is four, and the four hinge rods are distributed annularly at equal intervals.

Preferably, the spring is in a truncated cone shape, and the top end of the spring is abutted against the bottom surface of the support plate.

Preferably, both ends of the side surface of the worm are fixedly sleeved with bearings, and the outer sides of the bearings are fixedly connected with the top surface of the base.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the worm is rotated to drive the worm wheel to rotate, so that the internal thread pipe drives the supporting plate to move upwards, and the fixing rod drives the telescopic rod to move upwards, so that the height of the supporting plate is adjusted, and the worm-gear type adjustable support is simple and convenient to operate and good in applicability.

According to the utility model, the nut is ensured to move upwards to extrude the round sleeve to move upwards by rotating the nut, the hinge rod is enabled to deflect, the position of the hinge rod for supporting the supporting plate is changed, the impact generated by a user sitting on the supporting plate is buffered by matching with the spring, the service life of the supporting plate is ensured, and the possibility of sinking and damage of the cushion on the surface of the supporting plate is conveniently reduced by the spring.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a partial perspective view of the present invention;

fig. 3 is an enlarged view of the structure a in fig. 2 according to the present invention.

In the figure: 1. a base; 2. a telescopic rod; 3. a support plate; 4. a chute; 5. a threaded rod; 6. an internally threaded tube; 7. fixing the rod; 8. a spring; 9. a nut; 10. a round sleeve; 11. a hinged lever; 12. a worm; 13. a worm gear.

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 obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a digging machine capable of adjusting the height of a seat of the digging machine comprises a base 1, telescopic rods 2 are fixedly connected to the top surface of the base 1, a supporting plate 3 is fixedly connected to the top ends of the telescopic rods 2, and a sliding groove 4 is formed in the bottom surface of the supporting plate 3;

the middle of the top surface of the base 1 is rotatably connected with a threaded rod 5, the side surface of the threaded rod 5 is in threaded connection with an internal threaded pipe 6, the top surface of the internal threaded pipe 6 is fixedly connected with the bottom surface of the supporting plate 3, the side surface of the internal threaded pipe 6 is fixedly connected with a fixed rod 7, one end, far away from the internal threaded pipe 6, of the fixed rod 7 is fixedly connected with an upper rod of the telescopic rod 2, the top surface of the fixed rod 7 is fixedly connected with a spring 8, the outer side of the internal threaded pipe 6 is in threaded connection with a nut 9, a round sleeve 10 is lapped on the top surface of the nut 9, the round sleeve 10 is movably sleeved on the side surface of the internal threaded pipe 6, the side surface of the round sleeve 10 is hinged with a hinge rod 11, the side surface of the hinge rod 11 is fixedly connected with the top surface of the round sleeve 10 through a tension spring, and one end of the hinge rod 11 is slidably connected with the inner wall of the chute 4;

the top surface of the base 1 is rotatably connected with a worm 12, the side surface of the worm 12 is meshed with a worm wheel 13, and the worm wheel 13 is fixedly sleeved on the bottom of the side surface of the threaded rod 5.

In the present embodiment, as shown in fig. 1 and 2, a backrest is fixedly connected to the rear side of the support plate 3.

In this embodiment, as shown in fig. 1, 2 and 3, the side surface of the internal thread tube 6 is threaded, and the internal thread tube 6 is in threaded connection with the inner wall of the nut 9 through the threads, so that the nut 9 is rotated to ensure that the nut 9 moves upwards to extrude the round sleeve 10 to move upwards, the hinge rod 11 is made to deflect, the position of the hinge rod 11 for supporting the support plate 3 is changed, and the possibility of deformation and damage of the support plate 3 is reduced.

In this embodiment, as shown in fig. 3, the number of the hinge rods 11 is four, and the four hinge rods 11 are distributed in a ring shape at equal intervals.

In this embodiment, as shown in fig. 1 and 2, the spring 8 is in a truncated cone shape, and the top end of the spring 8 abuts against the bottom surface of the supporting plate 3, so that the supporting plate 3 is abutted by the spring 8, and the possibility of pad sinking on the surface of the supporting plate 3 is reduced.

In this embodiment, as shown in fig. 1 and 2, bearings are fixedly sleeved at both ends of the side surface of the worm 12, and the outer sides of the bearings are fixedly connected with the top surface of the base 1, so that the smoothness of the rotation of the worm 12 is ensured by the bearings.

The use method and the advantages of the utility model are as follows: when the excavator with the adjustable excavator seat height is used, the working process is as follows:

as shown in fig. 1, 2 and 3, the worm 12 is rotated to drive the worm wheel 13 to rotate, so that the internal threaded pipe 6 drives the support plate 3 to move upwards, and the fixing rod 7 drives the telescopic rod 2 to move upwards to adjust the height of the support plate 3;

and the device guarantees through rotating nut 9 that nut 9 shifts up extrusion circle cover 10 and moves upward, makes hinge rod 11 deflect, changes the position that hinge rod 11 supported backup pad 3, and cooperates spring 8 to cushion the impact that the user sat on backup pad 3 and produced backup pad 3, guarantees backup pad 3's life, and is convenient for reduce 3 surperficial cushions of backup pad through spring 8 and sink the possibility of damage.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an adjustable machine of digging of machine seat height, includes base (1), its characterized in that: the top surfaces of the bases (1) are fixedly connected with telescopic rods (2), the top ends of the telescopic rods (2) are fixedly connected with supporting plates (3), and the bottom surfaces of the supporting plates (3) are provided with sliding grooves (4);

the middle of the top surface of the base (1) is rotatably connected with a threaded rod (5), the side surface of the threaded rod (5) is in threaded connection with an internal threaded pipe (6), the top surface of the internal threaded pipe (6) is fixedly connected with the bottom surface of the supporting plate (3), the side surface of the internal threaded pipe (6) is fixedly connected with a fixing rod (7), one end, far away from the internal threaded pipe (6), of the fixing rod (7) is fixedly connected with an upper rod of a telescopic rod (2), the top surface of the fixing rod (7) is fixedly connected with a spring (8), the outer side of the internal threaded pipe (6) is in threaded connection with a nut (9), the top surface of the nut (9) is lapped with a round sleeve (10), the round sleeve (10) is movably sleeved on the side surface of the internal threaded pipe (6), the side surface of the round sleeve (10) is hinged with a hinged rod (11), and the side surface of the hinged rod (11) is fixedly connected with the top surface of the round sleeve (10) through a tension spring, one end of the hinge rod (11) is connected with the inner wall of the sliding groove (4) in a sliding manner;

the top surface of base (1) rotates and is connected with worm (12), the side meshing of worm (12) has worm wheel (13), worm wheel (13) are fixed to be cup jointed on the bottom of threaded rod (5) side.

2. A shovel with adjustable shovel seat height according to claim 1 wherein: the back of the supporting plate (3) is fixedly connected with a backrest.

3. A shovel with adjustable shovel seat height according to claim 1 wherein: the side surface of the internal thread pipe (6) is provided with threads, and the internal thread pipe (6) is in threaded connection with the inner wall of the nut (9) through the threads.

4. A shovel with adjustable shovel seat height according to claim 1 wherein: the number of the hinged rods (11) is four, and the four hinged rods (11) are distributed annularly at equal intervals.

5. A shovel with adjustable shovel seat height according to claim 1 wherein: the spring (8) is in a round table shape, and the top end of the spring (8) is abutted against the bottom surface of the supporting plate (3).

6. A shovel with adjustable shovel seat height according to claim 1 wherein: and bearings are fixedly sleeved at two ends of the side surface of the worm (12), and the outer sides of the bearings are fixedly connected with the top surface of the base (1).