CN215663104U - Seat rod and engineering machinery - Google Patents

Abstract

The utility model relates to the technical field of engineering machinery, in particular to a seat rod and engineering machinery. The seat post includes: a mount adapted to be fixed to one of left and right sides of the seat; the seat body of rod rotationally sets up on the mount pad, and the axis of rotation of the seat body of rod sets up along the fore-and-aft direction of seat, and the seat body of rod has the backstop position that is located the front side of seat and is located the dodging position of one side in the left side and the right side of seat. The rotation axis of the seat rod body is arranged along the front-back direction of the seat, so that the length of the seat rod body is short, the occupied rotating space is small, and the seat rod body is arranged on the left side or the right side of the seat through the mounting seat, so that the side space of the seat can be fully utilized, the front-back space is saved, operators can conveniently sit down and leave the seat, and the comfort is improved.

Description

Seat rod and engineering machinery

Technical Field

The utility model relates to the technical field of engineering machinery, in particular to a seat rod and engineering machinery.

Background

At present, skid-steer loader all is furnished with the seat pole of taking guide's switch because special operating mode reason, and the structural style of upset about the seat pole mostly adopts, and seat pole mechanism includes seat pole, seat pole sheath, air spring, hinge, buffer block, stopper and guide's switch, and under specific operating mode, the seat pole downward sloping, the human body can be held in the seat pole, keeps the driver on the seat, prevents to be injured.

Because skid-steer loader special requirement, the size of driver's cabin can not be too big, and the rotation axis setting of integral seat pole of overturning from top to bottom is in the rear side of seat, and the rotation axis of rotation axis is along the left and right directions of seat, and the length of seat pole needs to extend to the front end of seat, leads to the length of seat pole longer, must can occupy great driver's cabin space, and the operator is when doing down or leaving the seat, easily collides with the health, and is comparatively inconvenient, and the operation travelling comfort is very poor.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a seat rod and engineering machinery, and aims to solve the problem that an integral seat rod capable of being turned up and down in the prior art occupies a large space, so that an operator can sit down or leave the seat inconveniently.

To achieve the above object, the present invention provides a seat bar comprising: a mount adapted to be fixed to one of left and right sides of the seat; the seat body of rod rotationally sets up on the mount pad, and the axis of rotation of the seat body of rod sets up along the fore-and-aft direction of seat, and the seat body of rod has the backstop position that is located the front side of seat and is located the dodging position of one side in the left side and the right side of seat.

Optionally, the seat post comprises two opposing post assemblies, each post assembly comprising a mount and a seat post, one mount being fixed to the left side of the seat, the other mount being fixed to the right side of the seat, the two seat posts being disposed opposite to each other.

Optionally, the mount includes a lower limit member, and when the seat rod body is supported on the lower limit member, the seat rod body is in the stop position, and the seat rod body is locked at the stop position by its gravity.

Optionally, the seat post further comprises a locking structure having a locked state to lock the seat post at the avoidance position and an unlocked state to rotate the seat post.

Optionally, the locking structure includes locking piece, spout and locked groove, and the locking piece sets up on the seat body of rod, and the locking piece has the locking arch, and the spout setting is on the mount pad and be the arc, and the locked groove setting on the mount pad and with the upper end intercommunication of spout, when the locking arch is located the locked groove, the seat body of rod is in the locking state, when the locking arch is located the spout, the seat body of rod is in the unblock state.

Optionally, a proximity switch is arranged on the mounting seat, a fitting piece is arranged on the seat rod body, and when the fitting piece is fitted with the proximity switch, the pilot switch is switched on.

Optionally, the seat rod further comprises a connecting seat, and the mounting seat is arranged on the connecting seat in a liftable manner so as to adjust the height of the seat rod body.

Optionally, the mounting seat is provided with a plurality of adjusting holes arranged in the vertical direction, the connecting seat is provided with a connecting hole, and the seat rod further comprises a plug-pull piece inserted into any one of the connecting hole and the adjusting holes.

Optionally, the mount further includes an upper limiting member, the upper limiting member cooperating with the seat bar body to limit the seat bar body from rotating to the outside of the seat.

The present invention also provides an engineering machine, including: the seat bar is described above.

The technical scheme of the utility model has the following advantages:

1. because the length of seat along the fore-and-aft direction is greater than its length along the left and right sides direction, sets up the axis of rotation of the seat body of rod along the fore-and-aft direction of seat for the length of the seat body of rod is shorter, and rotatory occupation space is little, and passes through the seat with the seat body of rod and set up the left side or the right side at the seat, and space around saving, make things convenient for operating personnel to sit down and leave the seat, improves the travelling comfort.

2. The seat pole is including two body of rod subassemblies that set up relatively, and every body of rod subassembly includes the mount pad and the seat body of rod, and a mount pad is fixed in the left side of seat, and another mount pad is fixed on the right side of seat, and two seat body of rod set up relatively, and the structural style that the seat pole adopted the branch side upset promptly, and the height dimension when the seat body of rod is in dodging the position is smaller, sits down and leaves the seat more convenient, also the space on the left side and the right side of make full use of seat, and the maximize utilizes the driver's cabin space.

3. The mounting seat comprises a lower limiting part, when the seat rod body is supported on the lower limiting part, the seat rod body is located at the stopping position, and the seat rod body is locked at the stopping position under the action of gravity. When the seat body of rod is in the backstop position, only support and spacing the seat body of rod through spacing piece down, and lock in backstop position department through self gravity, need not set up locking mechanical system, simple structure, reduce cost.

4. The seat rod further comprises a locking structure, and the locking structure has a locking state for locking the seat rod body at the avoiding position and an unlocking state for enabling the seat rod body to rotate. The locking structure can lock the seat rod body at the avoiding position, and the seat rod body is prevented from shaking during transportation.

5. The locking structure comprises a locking block, a sliding groove and a locking groove, the locking block is arranged on the seat rod body, the locking block is provided with a locking protrusion, the sliding groove is arranged on the mounting seat and is arc-shaped, the locking groove is arranged on the mounting seat and is communicated with the upper end of the sliding groove, when the locking protrusion is positioned in the locking groove, the seat rod body is in a locking state, and when the locking protrusion is positioned in the sliding groove, the seat rod body is in an unlocking state. The locking of the seat rod body is realized through the locking block, the sliding groove and the locking groove, the structure is simple, parts such as an air spring are omitted, and the cost is low.

6. The seat rod further comprises a connecting seat, and the mounting seat is arranged on the connecting seat in a liftable mode so as to adjust the height of the seat rod body. Through the height of adjusting the mount pad, and then adjust the height of the seat body of rod, be applicable to the operator of different statures, the operation travelling comfort is good.

Drawings

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

FIG. 1 is a perspective view of a body assembly of a seat bar in accordance with an embodiment of the present invention;

FIG. 2 illustrates a partial perspective view of the lever assembly of FIG. 1;

FIG. 3 shows an exploded view of the rod assembly of FIG. 2;

FIG. 4 is a partially exploded view of another angle of the rod assembly of FIG. 2;

FIG. 5 shows a schematic top view of the seat bar body of the seat bar of FIG. 1 in a stop position;

FIG. 6 shows a schematic rear view of the seat bar body of the seat bar of FIG. 1 in a stop position;

fig. 7 shows a schematic top view of the seat bar of fig. 1 in an escape position.

Description of reference numerals:

10. a mounting seat; 11. a first mounting plate; 111. a chute; 112. locking the groove; 113. an adjustment hole; 12. a second mounting plate; 13. a lower retainer; 14. an upper limiting member; 15. installing a shaft; 20. a seat bar body; 21. a main rod body; 22. a hinge plate; 30. a locking block; 31. a locking projection; 41. a proximity switch; 42. a mating member; 50. a connecting seat; 51. connecting holes; 60. a plug-in member; 70. a cushion pad; 80. and (7) fixing the plate.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical features involved in the different embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

As shown in fig. 1, 6 and 7, the seat lever of the present embodiment includes: a mount 10 and a seat bar body 20, the mount 10 being adapted to be fixed to one of left and right sides of a seat; the seat bar body 20 is rotatably provided on the mount 10, a rotation axis of the seat bar body 20 is provided in a front-rear direction of the seat, and the seat bar body 20 has a stopper position at a front side of the seat and an escape position at one of left and right sides of the seat.

Use the seat pole of this embodiment, because the seat is greater than its length along left right direction along the length of fore-and-aft direction, set up the axis of rotation of the seat body of rod 20 along the fore-and-aft direction of seat for the length of the seat body of rod is shorter, rotatory occupation space is little, and set up the seat body of rod 20 on the left side or the right side of seat through mount pad 10, the side space that can make full use of seat, space around saving, make things convenient for operating personnel to sit down and leave the seat, improve the travelling comfort.

When the operator is seated on the seat, the left hand of the operator is positioned on the left side, the right hand of the operator is positioned on the right side, the operator is positioned facing forward on the front side, and the operator is positioned behind the rear side.

In this embodiment, as shown in fig. 5 to 7, the seat rod includes two rod assemblies disposed oppositely, each rod assembly includes a mounting seat 10 and a seat rod 20, one mounting seat 10 is fixed on the left side of the seat, the other mounting seat 10 is fixed on the right side of the seat, the two seat rods 20 are disposed oppositely, that is, the seat rod adopts a split-side-turning structural form, the height of the seat rod in the avoiding position is smaller, the seat rod is more convenient to sit and leave, the left and right spaces of the seat are fully utilized, and the cab space is maximally utilized.

In the present embodiment, as shown in fig. 2 and 3, the mounting seat 10 includes the lower stopper 13, when the seat bar body 20 is supported on the lower stopper 13, the seat bar body 20 is in the stopping position, and the seat bar body 20 is locked at the stopping position by the gravity of the seat bar body 20. When the seat rod body 20 is located at the stopping position, the seat rod body 20 is supported and limited only through the lower limiting piece 13 and is locked at the stopping position through self gravity, a locking mechanism is not required to be arranged, the structure is simple, and the cost is reduced.

In this embodiment, the seat post further includes a locking structure having a locking state for locking the seat post 20 at the avoiding position and an unlocking state for rotating the seat post 20. The locking structure can lock the seat rod body 20 at the avoiding position, and the situation that the seat rod body 20 shakes during transportation is avoided.

In the present embodiment, as shown in fig. 2 to 4, the locking structure includes a locking block 30, a sliding slot 111 and a locking slot 112, the locking block 30 is disposed on the seat rod body 20, the locking block 30 has a locking protrusion 31, the sliding slot 111 is disposed on the mounting seat 10 and is arc-shaped, the locking slot 112 is disposed on the mounting seat 10 and is communicated with an upper end of the sliding slot 111, when the locking protrusion 31 is located in the locking slot 112, the seat rod body 20 is in a locked state, and when the locking protrusion 31 is located in the sliding slot 111, the seat rod body 20 is in an unlocked state. The seat rod body 20 is locked through the locking block 30, the sliding groove 111 and the locking groove 112, the structure is simple, parts such as a gas spring and the like are omitted, and the cost is low. Preferably, the locking groove 112 is a circular groove having an outer diameter greater than a width dimension of the sliding groove 111 and a depth greater than a depth of the sliding groove.

In this embodiment, the mounting seat 10 is provided with a proximity switch 41, the seat bar 20 is provided with an engaging piece 42, and when the engaging piece 42 engages with the proximity switch 41, the pilot switch is turned on. After the operator does the seat, the seat rod body 20 is rotated to the stop position from the avoiding position, when the matching piece 42 is close to the sensing surface of the proximity switch 41, the pilot switch is switched on, the engineering machine can be opened, and only when the operator does the seat, the engineering machine can be opened at the rear of the seat, so that the condition that the engineering machine is opened when the operator is not at the seat is avoided. Preferably, the fitting member 42 is a fitting block, which is simple in structure and easy to manufacture.

In this embodiment, the seat post further includes a connecting seat 50, and the mounting seat 10 is disposed on the connecting seat 50 in a liftable manner to adjust the height of the seat post 20. Through the height of adjusting mount pad 10, and then adjust the height of the seat body of rod 20, be applicable to the operator of different statures, the operation travelling comfort is good.

In the present embodiment, as shown in fig. 2 and 3, a plurality of adjusting holes 113 are formed in the mounting seat 10 and arranged in a vertical direction, a connecting hole 51 is formed in the connecting seat 50, and the seat post further includes a plug member 60, and the plug member 60 is inserted into any one of the connecting hole 51 and the plurality of adjusting holes 113. The height of the seat rod body is adjusted by inserting the plug-pull piece 60 into different adjusting holes 113, the structure is simple, and the adjustment is convenient. The plug member 60 comprises a plug rod and a rotating handle, the rotating handle is fixed at one end of the plug rod, the rotating handle is convenient for an operator to plug and pull, and the operation is labor-saving.

In the present embodiment, as shown in fig. 2 and 3, the mounting seat 10 further includes an upper limiting member 14, and the upper limiting member 14 cooperates with the seat bar 20 to limit the seat bar 20 from rotating toward the outside of the seat. The upper stopper 14 restricts the seat bar body 20 from rotating outward of the seat, and prevents the seat bar body from occupying a space outside the seat. Preferably, the upper limiting piece 14 is an upper limiting plate, the lower limiting piece 13 is a lower limiting plate, and the plate-shaped structure is simple and light.

In this embodiment, as shown in fig. 1 to 4, the mounting seat 10 further includes a first mounting plate 11, a second mounting plate 12 and a mounting shaft 15 that are disposed opposite to each other, the first mounting plate 11 and the second mounting plate 12 are respectively provided with a mounting hole, two ends of the mounting shaft 15 are mounted in the mounting holes, the seat rod 20 includes a main rod 21 and a hinge plate 22, the main rod 21 has a notch, the hinge plate 22 has a through hole for the mounting shaft 15 to penetrate through, the hinge plate 22 is fixed in the notch, one side surface of the hinge plate 22 is matched with the lower limiting plate, and the other side surface of the hinge plate 22 is matched with the upper limiting plate.

In the present embodiment, the main rod body 21 includes a straight rod section extending in the front-rear direction of the seat and an arc rod section curved in an arching manner toward a direction away from the seat.

In this embodiment, the locking blocks 30 are fixed on the hinge plate 22 and located outside the mounting seat, the outer surfaces of the first mounting plate 11 and the second mounting plate 12 are respectively provided with a sliding groove 111 and a locking groove 112, the number of the locking blocks 30 is two, and the locking protrusions 31 on the two locking blocks 30 are correspondingly matched with the sliding grooves 111 and the locking grooves 112 on the first mounting plate 11 and the second mounting plate 12.

In the present embodiment, the hinge plate 22 is a curved plate curved in a vault toward the upper stopper plate, and the vault surface of the curved plate toward the upper stopper plate is engaged with the upper stopper plate. First mounting panel 11, go up the limiting plate, second mounting panel 12 and lower limiting plate connect gradually and form first rectangular pipe, the top surface of last limiting plate is higher than the top surface of lower limiting plate, the top surface of first mounting panel 11 and second mounting panel 12 is including the first cambered surface that connects gradually respectively, second cambered surface and plane, first cambered surface outwards arches the bending, the second cambered surface inwards arches the bending, first cambered surface is connected with the top surface of last limiting plate, the plane is connected with the top surface of lower limiting plate, the top surface of first mounting panel 11 and second mounting panel 12 is convenient for and the cooperation of crooked board, also make things convenient for the hinge plate to rotate, make the seat body of rod rotate to the horizontality, the backstop effect is better.

In this embodiment, a cushion 70 is provided on the surface of the hinge plate 22 facing the lower limiting plate, the cushion 70 is engaged with the top surface of the lower limiting plate, and the cushion 70 plays a role of buffering.

In this embodiment, the connecting seat 50 is a second rectangular tube, and a portion of the first rectangular tube is located in the second rectangular tube, and the second rectangular tube can also play a guiding role. As an alternative embodiment, the second rectangular tube is located within the first rectangular tube.

In this embodiment, the seat rod further includes a fixing plate 80, the connecting seat is disposed on the fixing plate 80, the fixing plate 80 is fixed on the seat, and the seat rod is conveniently fixed on the seat through the fixing plate 80.

Alternatively, only one lever assembly may be provided, in which the main lever 21 of the seat lever 20 has a relatively long length in the seat left-right direction.

The present invention also provides an engineering machine, including: the seat bar is described above. The seat rod adopts the structural style of split type side upset, and make full use of side space sits down and leaves the seat more conveniently, and it is better to take the travelling comfort, and simple structure can save a great deal of annex such as air spring, stopper etc. with low costs and stability good.

In the present embodiment, the construction machine further includes a seat, as shown in fig. 1 to 7, the fixing plates 80 of the seat rod are fixed to the left and right sides of the seat, when the seat rod body 20 is in the open state, the engaging block is separated from the proximity switch 41, the pilot switch is not turned on, the hinge plate 22 contacts with the upper end of the upper limiting plate of the mounting seat 10 to limit the hinge plate 22 upwards, the locking protrusion 31 of the locking block 30 slides in the sliding slot 111 on the side surface of the mounting seat 10, and the locking protrusion 31 slides into the circular slot to lock the current state of the seat rod body 20; when the seat bar 20 is in the closed state, the engagement block approaches the proximity switch 41, the pilot switch is turned on, the cushion pad 70 is pressed on the upper end of the lower limit plate of the mounting seat 10 to limit the hinge plate 22 downward, and the current state of the seat bar 20 is locked by gravity. It should be noted that, when the seat bar body 20 is in the stop position, the seat bar body 20 may also be referred to as being in the closed state; when the seat bar 20 is in the retracted position, the seat bar 20 may also be referred to as being in the open state.

In this embodiment, the construction machine is a loader, an excavator, a rotary drilling rig, or the like.

From the above description, it can be seen that the above-described embodiments of the present invention achieve the following technical effects:

1. the seat rod adopts a structural form of split side overturning in bilateral symmetry, the space of the side face is fully utilized, the space of the front and the rear is saved, the space of a cab is utilized to the maximum extent, the seat is more convenient to sit down and leave, and the riding comfort is better.

2. The height of the seat rod body 20 can be independently adjusted, so that the seat rod is suitable for operators of different statures, and the operation comfort is good.

3. Mount pad 10 and connecting seat 50 adopt bushing type structure, set up a plurality of regulation holes 113 on mount pad 10, are equipped with connecting hole 51 on the connecting seat 50, insert the height that the seat body of rod was adjusted to different regulation holes through plug 60, realize hierarchical regulation, and is simple, and stability is good.

4. The seat pole of split type side upset comes the locking seat body of rod through gravity and locking structure, opens or closes the seat body of rod through the upset seat body of rod, and simple structure is reliable, and stability is better, and weight is little, and the stroke is short.

5. The lower limiting plate through the mounting seat 10 supports the seat rod body 20, the air spring support is not needed, the upper limiting plate and the lower limiting plate through the mounting seat 10 limit the hinged plate up and down, the limiting blocks do not need to be added, no complex limiting mechanism and supporting structure exist, and the cost is greatly reduced.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the utility model.

Claims (10)

1. A seat post, comprising:

a mounting seat (10) adapted to be fixed to one of left and right sides of the seat;

the seat body of rod (20), rotationally set up on mount pad (10), the axis of rotation of the seat body of rod (20) is followed the fore-and-aft direction of seat sets up, the seat body of rod (20) have be located the backstop position of the front side of seat and be located the position of dodging of one side in the left side and the right side of seat.

2. The seat post of claim 1, wherein the seat post comprises two opposing post assemblies, each of the post assemblies comprising the mount (10) and the seat post (20), one of the mounts (10) being fixed to the left side of the seat and the other of the mounts (10) being fixed to the right side of the seat, the two seat posts (20) being disposed opposite each other.

3. Seat post according to claim 1, characterized in that said mounting (10) comprises a lower stop (13), said seat post (20) being in said stop position when said seat post (20) is supported on said lower stop (13), said seat post (20) being locked in said stop position under the action of its weight.

4. The seat post of claim 1, further comprising a locking structure having a locked state locking the seat post (20) in the retracted position and an unlocked state rotating the seat post (20).

5. The seat post according to claim 4, wherein the locking structure comprises a locking block (30), a sliding groove (111) and a locking groove (112), the locking block (30) is disposed on the seat post (20), the locking block (30) has a locking protrusion (31), the sliding groove (111) is disposed on the mounting seat (10) and is arc-shaped, the locking groove (112) is disposed on the mounting seat (10) and is communicated with an upper end of the sliding groove (111), when the locking protrusion (31) is located in the locking groove (112), the seat post (20) is in the locking state, and when the locking protrusion (31) is located in the sliding groove (111), the seat post (20) is in the unlocking state.

6. The seat post according to any one of claims 1-5, wherein a proximity switch (41) is provided on the mounting seat (10), and a fitting member (42) is provided on the seat post body (20), wherein when the fitting member (42) is fitted with the proximity switch (41), a pilot switch is turned on.

7. The seat post according to any one of claims 1 to 5, further comprising a connecting seat (50), wherein the mounting seat (10) is liftably provided on the connecting seat (50) to adjust the height of the seat post body (20).

8. The seat post according to claim 7, wherein the mounting seat (10) is provided with a plurality of adjusting holes (113) arranged in a vertical direction, the connecting seat (50) is provided with a connecting hole (51), and the seat post further comprises a plug-in member (60), and the plug-in member (60) is inserted into any one of the connecting hole (51) and the plurality of adjusting holes (113).

9. The seat post of any of claims 1-5 wherein the mount (10) further comprises an upper stop (14), the upper stop (14) cooperating with the seat post (20) to limit rotation of the seat post (20) outward of the seat.

10. A work machine, comprising: the seat post of any one of claims 1-9.

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