CN213127032U

CN213127032U - Multifunctional armrest frame

Info

Publication number: CN213127032U
Application number: CN202022086568.3U
Authority: CN
Inventors: 王军平; 唐俊伟; 王志平
Original assignee: GUILIN HIGH-TECH ZONE KEFENG MACHINERY CO LTD
Current assignee: GUILIN HIGH-TECH ZONE KEFENG MACHINERY CO LTD
Priority date: 2020-09-22
Filing date: 2020-09-22
Publication date: 2021-05-07
Anticipated expiration: 2030-09-22

Abstract

The utility model relates to the technical field of agricultural machinery, specifically disclose a multi-functional handrail frame, which comprises a fixed base, rotate seat and handrail, rotate the horizontal rotatable installation of seat on the fixing base, and rotate and install first locking mechanism between seat and the fixing base, first locking mechanism can fix rotation seat locking on the fixing base, the vertical rotatable installation of handrail is on rotating the seat, and handrail and rotation seat between have installed second locking mechanism, second locking mechanism can fix handrail locking on rotating the seat, handrail facial make-up is equipped with the first control handle and the second control handle who control first locking mechanism and second locking mechanism respectively. The utility model discloses a multifunctional armrest frame, it is convenient to adjust, can realize that the handrail rotates about and adjusts and the regulation of tilting.

Description

Multifunctional armrest frame

Technical Field

The utility model relates to the technical field of agricultural machinery, especially, relate to a multi-functional handrail frame.

Background

At present, the handrail frame on the market has single function, and is difficult to meet the requirement of matching small-sized agricultural machinery. The utility model discloses a be CN209449176U utility model discloses a plough quick-witted handrail frame steering mechanism a little, it can rotate and rotate about and the tilting control to handrail frame, in the use, only lock or open through the while of a handle control first locking mechanism and second locking mechanism, rotate and rotate about and the tilting at the handrail frame with can adjusting simultaneously, but at the in-process of adjusting, the user often only need carry out the tilting adjustment alone or rotate about, consequently often can be at the in-process of adjusting from top to bottom, owing to do not control good ascending dynamics in the horizontal direction, lead to handrail frame to adjust from side to side, perhaps adjust from side to side, because do not control good ascending dynamics in vertical direction, lead to handrail frame to adjust from top to bottom, it is very inconvenient to use.

Disclosure of Invention

The utility model discloses aim at solving one of the above-mentioned technical problem at least, provide a multi-functional handrail frame to solve present handrail frame and adjust inconvenient problem.

In order to realize the purpose, the utility model discloses a technical scheme be: the utility model provides a multifunctional armrest frame, which comprises a fixed base, rotate seat and handrail, it installs on the fixing base to rotate the horizontal rotatable of seat, and rotated and installed first locking mechanism between seat and the fixing base, first locking mechanism can fix rotating seat locking on the fixing base, the vertical rotatable installation of handrail is on rotating the seat, and handrail and rotation seat between installed second locking mechanism, second locking mechanism can fix handrail locking on rotating the seat, the handrail facial make-up is equipped with the first control handle and the second control handle who control first locking mechanism and second locking mechanism respectively.

Preferably, first locking mechanism includes first cable, first positioning bolt, first stand pipe and first reset spring, first stand pipe fixed mounting is on rotating the seat, first positioning bolt activity is installed in first stand pipe, the one end and the first control handle of first cable are connected, the other end penetrate in first stand pipe with first positioning bolt fixed connection, first reset spring's one end and first stand pipe butt, the other end and first positioning bolt butt, be provided with the connecting hole on rotating the seat, the fixing base is fitted with a contraceptive ring and is revolved the rotation axis equipartition that rotates the seat and be provided with a plurality of first positioning holes that can correspond with the connecting hole, the lower extreme of first positioning bolt can pass the connecting hole under the effect of first reset spring elasticity and peg graft the cooperation with first positioning hole.

Preferably, the both ends of first stand pipe all have the opening, and one of them one end detachable of first stand pipe installs first connecting block, and the activity of first locating pin is installed at the other end of first stand pipe, and first reset spring's one end and first connecting block butt, the other end and the butt of first locating pin.

Preferably, the bottom of the rotating seat is detachably provided with a limiting plate, a rotating groove is formed between the limiting plate and the rotating seat, and the rotating groove is rotatably connected with the fixed seat.

Preferably, second locking mechanism includes the second cable, second location bolt, second stand pipe and second reset spring, second stand pipe fixed mounting is on rotating the seat, second location bolt activity is installed in the second stand pipe, the one end and the second control handle of second cable are connected, the other end penetrate in the second stand pipe with second location bolt fixed connection, second reset spring's one end and second stand pipe butt, the other end and second location bolt butt, fixed mounting has the locating plate on the handrail, the rotation axis equipartition that encircles the handrail on the locating plate is provided with a plurality of second locating holes, the lower extreme of second location bolt can stretch out the second stand pipe outside and with the cooperation of pegging graft of second locating hole under the effect of second reset spring elasticity.

Preferably, the second stand pipe level runs through and rotates the seat, and both ends all have the opening, and wherein one end detachable of second stand pipe installs the second connecting block, and the activity of second location bolt is installed at the other end of second stand pipe, and second reset spring's one end and second connecting block butt, the other end and the butt of second location bolt.

Preferably, the top of the rotating seat is provided with a groove in running fit with the handrail, a pressing plate is detachably arranged above the groove, and an arc-shaped connecting portion in running fit with the handrail is arranged on the pressing plate so as to limit the handrail between the groove and the arc-shaped connecting portion.

Preferably, the handrails comprise two splayed straight handrails, one ends of the two straight handrails, which are closer, are connected through a connecting section, the other ends of the two straight handrails, which are farther, are fixedly connected through a transverse holding handrail, and the middle part of the connecting section is rotatably connected with the rotating seat.

Preferably, the locating plate is fixedly arranged on the connecting section, the connecting section is further provided with a check ring, and the check ring and the locating plate can be respectively contacted with two opposite side walls of the rotating seat so as to limit the horizontal movement of the handrail.

The beneficial effects are that: compared with the prior art, the multifunctional armrest frame of the utility model can realize the up-and-down rotation adjustment of the armrest through the vertical rotatable connection of the armrest and the rotating seat, can realize the left-and-right rotation adjustment of the armrest through the horizontal rotatable connection of the rotating seat and the fixed seat, can realize the independent control of the first locking mechanism and the second locking mechanism by arranging the first locking mechanism between the rotating seat and the fixed seat and the second locking mechanism between the armrest and the rotating seat for locking the armrest and the rotating seat, and can respectively control the first control handle and the second control handle when only the left-and-right rotation or the up-and-down rotation adjustment is needed, thereby avoiding the up-and-down adjustment in the process of the left-and-right adjustment or the left-and-right adjustment in the process of the up-and-down rotation adjustment, and having simple operation, the adjustment is convenient.

Drawings

The following detailed description of embodiments of the invention is provided in conjunction with the accompanying drawings, in which:

fig. 1 is a schematic structural view of a multifunctional armrest frame of the present invention;

FIG. 2 is a schematic view of the mounting structure of the first locking mechanism;

FIG. 3 is a schematic view of the mounting structure of the second locking mechanism;

fig. 4 is a schematic view of the mounting structure of the rotary base.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or there can be intervening components, and when a component is referred to as being "disposed in the middle," it is not just disposed in the middle, so long as it is not disposed at both ends, but rather is within the scope of the middle. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 to 4, a multifunctional armrest frame, including fixing base 1, rotate seat 2 and handrail 3, fixing base 1 can be last to be provided with a plurality of mounting holes, in order to can be through bolt fixed mounting in the frame of ploughing machine a little, agricultural mechanical equipment such as weeder, it installs on fixing base 1 to rotate 2 horizontal rotatoryly, and rotate and install first locking mechanism between seat 2 and the fixing base 1, first locking mechanism can fix rotating seat 2 locking on fixing base 1, the vertical rotatable installation of handrail 3 is on rotating seat 2, and handrail 3 and the rotation seat 2 between install second locking mechanism, second locking mechanism can fix handrail 3 locking on rotating seat 2, handrail 3 facial make-up is equipped with first control handle 4 and second control handle 5 that control first locking mechanism and second locking mechanism respectively.

The utility model provides a multi-functional handrail frame, when needs carry out the during operation under low crown, through with handrail 3 with rotate 2 vertical rotatable coupling of seat, make handrail 3 can realize the rotation from top to bottom and adjust, with the mounting height that reduces handrail frame, the operator is operated at agricultural mechanical equipment's lateral part, thereby make things convenient for agricultural mechanical equipment to pass below the low vegetation, when needs pack the transportation to agricultural mechanical equipment, through rotating

seat

2 and 1 horizontal rotatable coupling of fixing base, make handrail 3 can the left and right sides rotation adjust, in order to rotate handrail frame 180 to agricultural mechanical equipment's the place ahead, thereby the space that occupies, convenient packing transportation. When only need control the rotation regulation, open first locking mechanism through controlling first control handle 4, make and rotate 1 horizontal rotation of seat 2 relative fixing base, second locking mechanism is still in the locking state this moment, when only need rotate the regulation from top to bottom, open second locking mechanism through controlling second control handle 5, make handrail 3 can rotate seat 2 relative in vertical direction and rotate, first locking mechanism is still in the locking state this moment, consequently can effectually avoid the condition of adjusting from top to bottom appearing in the in-process of adjusting from top to bottom, or the condition of adjusting from top to bottom appears in the in-process of rotating the regulation from top to bottom, and the operation is simple, and the regulation is convenient.

Specifically, as shown in fig. 2, first locking mechanism can include first cable 6, first positioning bolt 7, first stand pipe 8 and first reset spring 9, vertical fixed mounting can be rotated on seat 2 through grafting or threaded connection for first stand pipe 8, first positioning bolt 7 activity is installed in first stand pipe 8, the one end and the first control handle 4 of first cable 6 are connected, the other end penetrates in first stand pipe 8 and first positioning bolt 7 fixed connection, the one end and the first stand pipe 8 butt of first reset spring 9, the other end and first positioning bolt 7 butt, be provided with connecting hole 10 on rotating seat 2, the rotation axis equipartition that the fixing base 1 went up to rotate seat 2 is provided with a plurality of first positioning holes 11 that can correspond with connecting hole 10, preferentially, 360 degrees equipartitions of rotation axis are provided with a plurality ofly around first positioning hole 11, the lower extreme of first positioning bolt 7 can pass connecting hole 10 and first reset spring 9 elasticity effect down and connecting hole 10 and first reset spring 9 effect First locating hole 11 cooperation of pegging graft, when needs rotate the regulation about handrail 3, hold first control handle 4 tightly, make 6 pulling first locating bolt 7 of first cable deviate from first locating hole 11, so that rotate seat 2 and can rotate relatively fixing base 1, rotate to required position after, loosen first control handle 4, make first locating bolt 7 insert first locating hole 11 under the effect of the 9 elasticity of first reset spring, thereby will rotate 2 locking of seat and fix on fixing base 1.

Preferably, the first guide tube 8 may be cylindrical, and both ends may have openings, one end of the first guide tube 8 is detachably mounted with a first connection block 12, specifically, the first connection block 12 may be detachably and fixedly connected with the first guide tube 8 by a threaded connection, and a through hole is penetratingly disposed on the first connection block 12, so that the first cable 6 can pass through the through hole and extend into the first guide tube 8, the first positioning pin 7 is movably mounted at the other end of the first guide tube 8, one end of the first return spring 9 abuts against the first connection block 12, and the other end abuts against the first positioning pin 7, specifically, the first positioning pin 7 is cylindrical, and the outer diameter thereof is matched with the inner diameter of the first guide tube 8, so that the first positioning pin 7 can move along the axial direction of the first guide tube 8, thereby improving the movement stability of the first positioning pin 7, in order to ensure that first locating bolt 7 can be accurate under the effect of first reset spring 9 elasticity insert first locating hole 11, for the convenience of first locating bolt 7 inserts first locating hole 11, first locating bolt 7 is provided with conical chamfer portion towards the one end of first locating hole 11.

In another preferred embodiment, a limit plate 13 is detachably mounted at the bottom of the rotating seat 2, a rotating groove 14 is formed between the limit plate 13 and the rotating seat 2, the rotating groove 14 is rotatably connected with the fixed seat 1, specifically, a flat bottom plate is arranged at the bottom of the rotating seat 2, a truncated cone-shaped mounting part is convexly arranged at the middle part of the bottom surface of the bottom plate, the limit plate 13 is fixedly mounted on the mounting part through a screw and is parallel to the bottom plate, so that the spacing plate 13 and the bottom plate form the rotating groove 14, the top of the fixed seat 1 is provided with a mounting plate, the middle part of the mounting plate is provided with a through hole which is in rotating fit with the mounting part, when the device is installed, the bottom plate is abutted against the upper surface of the mounting plate, the limiting plate 13 is fixedly installed on the lower surface of the mounting plate through a screw, and the edge of the through hole extends into the rotating groove 14 to be matched with the rotating groove 14 in a rotating mode, so that the stability of connection of the rotating seat 2 and the fixed seat 1 is improved.

As shown in fig. 3, in another preferred embodiment, the second locking mechanism may include a second cable 15, a second positioning pin 16, a second guide tube 17 and a second return spring 18, the second guide tube 17 is fixedly mounted on the rotary base 2, the second positioning pin 16 is movably mounted in the second guide tube 17, one end of the second cable 15 is connected to the second control handle 5, the other end of the second cable penetrates into the second guide tube 17 and is fixedly connected to the second positioning pin 16, one end of the second return spring 18 abuts against the second guide tube 17, the other end of the second return spring 18 abuts against the second positioning pin 16, a positioning plate 19 is fixedly mounted on the armrest 3, a plurality of second positioning holes 20 are uniformly distributed on the positioning plate 19 around the rotation axis of the armrest 3, the lower end of the second positioning pin 16 can extend out of the second guide tube 17 under the elastic force of the second return spring 18 and can be inserted into and matched with the second positioning holes 20, when the armrest 3 needs to be adjusted in a vertical rotating mode, the second control handle 5 is gripped, the second cable 15 pulls the second positioning bolt 16 to be disengaged from the second positioning hole 20, so that the armrest 3 can rotate relative to the rotating seat 2, and after the armrest is rotated to a required position, the second control handle 5 is loosened, so that the second positioning bolt 16 is inserted into the second positioning hole 20 under the action of the elastic force of the second return spring 18, and the armrest 3 is locked and fixed on the rotating seat 2.

More specifically, a mounting hole is arranged on the rotating seat 2 in a penetrating manner, the second guide tube 17 is horizontally arranged on the rotating seat 2 in a penetrating manner through the mounting hole, the second guide tube 17 is cylindrical, openings are arranged at two ends of the second guide tube, a second connecting block 21 is detachably arranged at one end of the second guide tube 17 through threaded connection, a through hole is arranged on the second connecting block 21 in a penetrating manner, so that the second cable 15 can penetrate through the through hole and extend into the second guide tube 17, the second positioning bolt 16 is movably arranged at the other end of the second guide tube 17, one end of the second reset spring 18 is abutted against the second connecting block 21, the other end of the second reset spring is abutted against the second positioning bolt 16, specifically, the second positioning bolt 16 is cylindrical, the outer diameter of the second positioning bolt is matched with the inner diameter of the second guide tube 17, so that the second positioning bolt 16 can move along the axis direction of the second guide tube 17, and the movement stability of the second positioning, to ensure that the second positioning pin 16 can be accurately inserted into the second positioning hole 20 under the action of the elastic force of the second return spring 18, in order to facilitate the insertion of the second positioning pin 16 into the second positioning hole 20, the end of the second positioning pin 16 facing the second positioning hole 20 is also provided with a tapered chamfer portion.

Preferably, as shown in fig. 4, the top of the rotating base 2 may be provided with a groove 22 rotatably engaged with the armrest 3, the cross section of the groove 22 may be semicircular, and the groove 22 penetrates to both sides of the rotating base 2, a pressing plate 23 is detachably connected to the upper side of the groove 22 via screws, an arc-shaped connecting portion 24 rotatably engaged with the armrest 3 is provided on the pressing plate 23, the connecting portion is semicircular, and can form a circular rotating hole with the groove 22, so as to limit the armrest 3 between the groove 22 and the arc-shaped connecting portion 24, thereby improving the stability of the connection between the armrest 3 and the rotating base 2.

Further, the handrail 3 can include two handrails 25 that are the setting of eight characters type, two handrails 25 are held directly to be close one end through a linkage segment 26 joint, two handrails 25 are held directly to be passed through the one end that the distance is far away and are held handrail 27 fixed connection violently, the middle part and the rotation seat 2 of linkage segment 26 rotate to be connected, through being provided with and hold handrail 27 violently, convenience of customers operates, the user is when using, stand in the rear of handrail frame, can be according to individual use habit, can hold handrail 25 and operate directly, also can hold handrail 27 and operate violently, and is very convenient to use. Specifically, the total length of the armrest 3 is 600-. The transverse holding handle 27 may be U-shaped or include two L-shaped connecting portions respectively connecting the two straight holding handles 25, and the two connecting portions are connected by a cross bar to form the transverse holding handle 25.

Furthermore, the positioning plate 19 can be fixedly welded on the connecting section 26, and the connecting section 26 can be further provided with a retainer ring 28 by welding, the retainer ring 28 is plate-shaped and parallel to the positioning plate 19, when the handrail 3 is installed, the retainer ring 28 and the positioning plate 19 can be respectively contacted with two opposite side walls of the rotating base 2, so that the horizontal movement of the handrail 3 is limited, and the installation stability of the handrail 3 is further improved.

The above embodiments are only used for illustrating the technical solutions of the present invention and are not limited thereto, and any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be covered by the scope of the technical solutions of the present invention.

Claims

1. The utility model provides a multifunctional armrest frame, a serial communication port, including fixing base (1), rotate seat (2) and handrail (3), it is rotatable to rotate seat (2) level and install on fixing base (1), and rotate and install first locking mechanism between seat (2) and fixing base (1), first locking mechanism can fix rotating seat (2) locking on fixing base (1), the vertical rotatable installation of handrail (3) is on rotating seat (2), and handrail (3) and rotate and install second locking mechanism between seat (2), second locking mechanism can fix handrail (3) locking on rotating seat (2), handrail (3) facial make-up is equipped with first control handle (4) and second control handle (5) of controlling first locking mechanism and second locking mechanism respectively.

2. The multifunctional armrest frame according to claim 1, wherein the first locking mechanism comprises a first cable (6), a first positioning bolt (7), a first guide tube (8) and a first return spring (9), the first guide tube (8) is fixedly mounted on the rotary seat (2), the first positioning bolt (7) is movably mounted in the first guide tube (8), one end of the first cable (6) is connected with the first control handle (4), the other end of the first cable penetrates into the first guide tube (8) and is fixedly connected with the first positioning bolt (7), one end of the first return spring (9) is abutted against the first guide tube (8), the other end of the first cable is abutted against the first positioning bolt (7), the rotary seat (2) is provided with a connecting hole (10), a plurality of first positioning holes (11) which can correspond to the connecting hole (10) are uniformly distributed on the fixed seat (1) around the rotary axis of the rotary seat (2), the lower end of the first positioning bolt (7) can penetrate through the connecting hole (10) to be in splicing fit with the first positioning hole (11) under the action of the elastic force of the first return spring (9).

3. The multifunctional armrest frame according to claim 2, wherein the first guide tube (8) has openings at both ends, the first connecting block (12) is detachably mounted at one end of the first guide tube (8), the first positioning pin (7) is movably mounted at the other end of the first guide tube (8), one end of the first return spring (9) abuts against the first connecting block (12), and the other end of the first return spring abuts against the first positioning pin (7).

4. The multifunctional armrest frame as claimed in claim 2, wherein the bottom of the rotating seat (2) is detachably provided with a limiting plate (13), a rotating groove (14) is formed between the limiting plate (13) and the rotating seat (2), and the rotating groove (14) is rotatably connected with the fixed seat (1).

5. The multifunctional armrest frame according to claim 1, wherein the second locking mechanism comprises a second cable (15), a second positioning pin (16), a second guide tube (17) and a second return spring (18), the second guide tube (17) is fixedly installed on the rotary seat (2), the second positioning pin (16) is movably installed in the second guide tube (17), one end of the second cable (15) is connected with the second control handle (5), the other end of the second cable penetrates into the second guide tube (17) and is fixedly connected with the second positioning pin (16), one end of the second return spring (18) is abutted against the second guide tube (17), the other end of the second cable is abutted against the second positioning pin (16), a positioning plate (19) is fixedly installed on the armrest (3), a plurality of second positioning holes (20) are uniformly distributed on the positioning plate (19) around the rotation axis of the armrest (3), the lower end of the second positioning bolt (16) can extend out of the second guide pipe (17) under the action of the elastic force of the second return spring (18) and is in inserted fit with the second positioning hole (20).

6. The multifunctional armrest frame according to claim 5, wherein the second guide tube (17) horizontally penetrates through the rotating seat (2), and both ends of the second guide tube are provided with openings, one end of the second guide tube (17) is detachably provided with a second connecting block (21), the second positioning bolt (16) is movably arranged at the other end of the second guide tube (17), one end of the second return spring (18) is abutted against the second connecting block (21), and the other end of the second return spring is abutted against the second positioning bolt (16).

7. The multifunctional armrest frame as claimed in claim 5, wherein a groove (22) rotatably engaged with the armrest (3) is formed at the top of the rotating seat (2), a pressing plate (23) is detachably disposed above the groove (22), and an arc-shaped connecting portion (24) rotatably engaged with the armrest (3) is disposed on the pressing plate (23) to limit the armrest (3) between the groove (22) and the arc-shaped connecting portion (24).

8. The multifunctional armrest frame as claimed in claim 5, wherein the armrest (3) comprises two straight-holding armrests (25) arranged in a splayed shape, the ends of the two straight-holding armrests (25) at the closer distance are connected through a connecting section (26), the ends of the two straight-holding armrests (25) at the farther distance are fixedly connected through a transverse-holding armrest (27), and the middle part of the connecting section (26) is rotatably connected with the rotating seat (2).

9. The multifunctional armrest frame as claimed in claim 8, wherein the positioning plate (19) is fixedly arranged on the connecting section (26), and a retaining ring (28) is further arranged on the connecting section (26), wherein the retaining ring (28) and the positioning plate (19) can be respectively contacted with two opposite side walls of the rotating seat (2) to limit the horizontal movement of the armrest (3).