CN111285295B - Adjustable backrest for standing forklift - Google Patents
Adjustable backrest for standing forklift Download PDFInfo
- Publication number
- CN111285295B CN111285295B CN202010165064.2A CN202010165064A CN111285295B CN 111285295 B CN111285295 B CN 111285295B CN 202010165064 A CN202010165064 A CN 202010165064A CN 111285295 B CN111285295 B CN 111285295B
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- Prior art keywords
- backrest
- pair
- mounting plate
- carriage
- frame
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- 230000007246 mechanism Effects 0.000 claims abstract description 31
- 238000009434 installation Methods 0.000 claims description 15
- 230000008093 supporting effect Effects 0.000 claims description 10
- 210000002414 leg Anatomy 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000001217 buttock Anatomy 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000003734 kidney Anatomy 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 125000006850 spacer group Chemical group 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F9/00—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes
- B66F9/06—Devices for lifting or lowering bulky or heavy goods for loading or unloading purposes movable, with their loads, on wheels or the like, e.g. fork-lift trucks
- B66F9/075—Constructional features or details
- B66F9/0759—Details of operating station, e.g. seats, levers, operator platforms, cabin suspension
Landscapes
- Engineering & Computer Science (AREA)
- Transportation (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Forklifts And Lifting Vehicles (AREA)
Abstract
The invention relates to the technical field of standing forklift trucks, in particular to an adjustable backrest for a standing forklift truck. Comprises a carriage mechanism and a backrest body with a hip support part; the sliding frame mechanism is fixedly arranged on the frame and comprises an upright backrest mounting plate; a pair of long grooves are formed in the height direction of the backrest mounting plate, a pair of sliding blocks are matched with the pair of long grooves, and each sliding block is provided with a screw hole; a pair of countersunk through holes are correspondingly formed in the backrest body, the positions of the pair of sliding blocks on the corresponding pair of long grooves are fixed through the matching locking of the bolts and the screw holes in the sliding blocks, so that the backrest body and the backrest mounting plate are in linear sliding fit, and the backrest body is mounted. The backrest body is arranged on the frame through the carriage mechanism, and can be used for adjusting the height, so that the back support requirements of drivers with different heights are met.
Description
Technical Field
The invention relates to the technical field of standing forklift trucks, in particular to an adjustable backrest for a standing forklift truck.
Background
The backrest used by the traditional standing-driving type vehicle only has a back supporting function, the height is not adjustable, the supporting effect of the backrest is greatly different for drivers with different heights, and the back supporting requirement of the used drivers cannot be covered; and for a vehicle driver in standing driving type operation for a long time, the vehicle driver is free from hip support, has large leg stress, is easy to fatigue in long-time operation. Disclosure of Invention
Aiming at the defects existing in the prior art, the invention provides the adjustable backrest for the standing forklift, which can be adjusted up and down according to the heights of drivers, so that the back support requirements of the drivers with different heights are met, the backrest is supported by buttocks, the leg stress of the drivers is reduced, and the standing fatigue is relieved. The backrest is simple and reliable in structure, the thickness of the backrest is not increased, and the specific technical scheme is as follows:
An adjustable backrest for a standing forklift comprises a sliding frame mechanism 2 and a backrest body 1 with a hip supporting part 11; the carriage mechanism 2 is fixedly arranged on the frame and comprises an upright backrest mounting plate 21;
A pair of long grooves 213 are formed in the height direction of the backrest mounting plate 21, a pair of sliding blocks 3 are matched with the pair of long grooves 213, and each sliding block is provided with a screw hole 31;
the backrest body 1 is correspondingly provided with a pair of countersunk through holes 12, and the positions of the pair of sliding blocks 3 on the corresponding pair of long grooves 213 are fixed through the matching locking of the bolts 6 and the screw holes 31 on the sliding blocks, so that the backrest body 1 and the backrest mounting plate 21 are in linear sliding fit, and the backrest body 1 is mounted.
Further, one side surface of the backrest mounting plate 21 is a mounting surface, the other side surface is a working surface, the mounting surface is fixedly mounted with the frame, and the working surface is fixedly mounted with the backrest body 1;
Limiting plates 23 are arranged on two sides of each long groove on the backrest mounting plate 21, and each limiting plate 23 is fixedly arranged on the mounting surface of the backrest mounting plate 21;
the pair of sliding blocks 3 are all in a vertical waist shape, and each sliding block is an eccentric sliding block with a screw hole 31 positioned at the upper part;
The upper end notches of the pair of long grooves 213 are all large-top small-bottom guiding conical notches, the pair of sliding blocks 3 are matched and positioned on the pair of long grooves 213, and the limiting plates 23 on two sides of each long groove limit the rotation of the corresponding sliding blocks.
Further, the limiting plates 23 corresponding to the two sides of the backrest mounting plate 21 are respectively fixedly connected with a carriage mounting side plate 22, and a carriage mounting plate 24 is fixedly arranged between the other two limiting plates 23;
the carriage installation side plate 22 and the carriage installation plate 24 are positioned on the same vertical plane, waist-shaped holes 221 are formed along the directions of the pair of long grooves 213, and the carriage installation side plate 22 and the carriage installation plate 24 are fixed through the matched locking of the screw 9 and the screw seat 4 fixed on the frame, so that the carriage mechanism 2 and the frame are in linear sliding fit, and the installation of the carriage mechanism 2 is realized.
Further, the backrest mounting plate 21 is provided with a large kidney-shaped hole 214 corresponding to the kidney-shaped hole on the carriage mounting plate 24, and the vertical projection area of the large kidney-shaped hole 214 is larger than the vertical projection area of the kidney-shaped hole 221 on the carriage mounting plate 24.
Further, a groove 14 is formed on the mounting surface of the backrest body 1, and when the backrest body 1 slides linearly along the pair of long grooves 213, the carriage mechanism 2 is accommodated in the groove 14 in a matched manner or extends out of the groove 14;
the lower part of the using surface of the backrest body 1 is fixedly provided with a boss-shaped hip supporting part 11, and an outer flange 13 is integrally formed on one side of the backrest body 1 corresponding to the outer side of the frame.
The beneficial technical effects of the invention are as follows:
The adjustable backrest for the standing forklift is characterized in that the backrest body is arranged on the forklift frame through the carriage mechanism, and the height of the backrest body can be adjusted, so that the back support requirements of drivers with different heights are met; specifically, a screw seat is fixed on a frame, a screw penetrates through a waist-shaped hole and the screw seat to be locked and fixed, so that a carriage mechanism is fixedly installed on the frame, a pair of countersunk through holes on a backrest body are penetrated by a screw to be connected with a pair of sliding blocks, the sliding blocks are hung on a corresponding pair of long grooves through upper end notches of the long grooves respectively, and the screw is fastened to enable the backrest body to be installed on the carriage mechanism;
When the height of the backrest body needs to be adjusted, the backrest body is lifted up after loosening the bolts, the backrest body is adjusted to a proper height, and then the bolts are screwed, so that the height adjustment can be realized, if the height of the backrest body is still insufficient, the bolts can be loosened, the carriage lifting mechanism is lifted up, and the height of the backrest body is further adjusted;
the grooves are formed in the mounting surface of the backrest body, so that the thickness of the backrest is not affected in the height adjusting process of the backrest body, the use comfort is guaranteed, and meanwhile, the boss-shaped hip supporting parts are fixedly arranged on the use surface of the backrest body, so that the leg stress of a driver is reduced, the standing fatigue is relieved, and the use comfort is provided.
Drawings
Fig. 1 is an exploded view of the structure of the adjustable backrest of the present invention.
Fig. 2 is an isometric view of the carriage mechanism of the present invention.
Fig. 3 is a rear side view of fig. 2.
Fig. 4 is an isometric view of a slider of the present invention.
Fig. 5 is an isometric view of the backrest body of the present invention.
Fig. 6 is a rear side view of fig. 5.
Fig. 7 is an installation view of the backrest body and the carriage mechanism of the present invention.
Fig. 8 is a fully retracted state of the combination of the backrest body and the carriage mechanism of the present invention.
Fig. 9 is a fully extended state of the combination of the backrest body and the carriage mechanism of the present invention.
Wherein: the device comprises a carriage mechanism 2, a backrest body 1, a hip supporting part 11, a pair of countersunk through holes 12, a groove 14, a flange 13 on the outer side, a backrest mounting plate 21, a pair of long grooves 213, a large waist-shaped hole 214, a carriage mounting side plate 22, a limiting plate 23, a carriage mounting plate 24, a waist-shaped hole 221, a pair of sliding blocks 3, a screw hole 31, a screw seat 4, a backrest fastening gasket 5, a screw bolt 6, a carriage fastening gasket 7, an elastic gasket 8 and a screw 9.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the detailed description is presented by way of example only and is not intended to limit the invention.
Examples
See fig. 1, an adjustable backrest for a standing forklift comprises a carriage mechanism 2 and a backrest body 1, wherein a boss-shaped hip supporting part 11 is fixedly arranged on the using surface of the backrest body 1, so that leg stress of a driver is reduced, and standing fatigue is relieved.
The sliding frame mechanism 2 is fixedly arranged on the frame, the sliding frame mechanism 2 comprises a vertical backrest mounting plate 21, a pair of long grooves 213 are formed in the height direction of the backrest mounting plate 21, a pair of sliding blocks 3 are matched with the pair of long grooves 213, and each sliding block is provided with a screw hole 31;
the backrest body 1 is correspondingly provided with a pair of countersunk through holes 12, and the positions of the pair of sliding blocks 3 on the corresponding pair of long grooves 213 are fixed through the matching locking of the bolts 6 and the screw holes 31 on the sliding blocks, so that the backrest body 1 and the backrest mounting plate 21 are in linear sliding fit, and the backrest body 1 is mounted.
Referring to fig. 2 and 3, one side surface of the backrest mounting plate 21 is a mounting surface, the other side surface is a working surface, the mounting surface is fixedly mounted with the frame, and the working surface is fixedly mounted with the backrest body 1;
limiting plates 23 are arranged on two sides of each long groove on the backrest mounting plate 21, and each limiting plate 23 is fixedly arranged on the mounting surface of the backrest mounting plate 21; the upper end notches of the pair of long grooves 213 are all large-top small-bottom guiding conical notches, the pair of sliding blocks 3 are matched and positioned on the pair of long grooves 213, and the limiting plates 23 on two sides of each long groove limit the rotation of the corresponding sliding blocks.
The limiting plates 23 corresponding to the two sides of the backrest mounting plate 21 are respectively fixedly connected with a carriage mounting side plate 22, and a carriage mounting plate 24 is fixedly arranged between the other two limiting plates 23.
The carriage installation side plate 22 and the carriage installation plate 24 are positioned on the same vertical plane, waist-shaped holes 221 are formed along the directions of the pair of long grooves 213, and the carriage installation side plate 22 and the carriage installation plate 24 are fixed through the matched locking of the screw 9 and the screw seat 4 fixed on the frame, so that the carriage mechanism 2 and the frame are in linear sliding fit, and the installation of the carriage mechanism 2 is realized.
The backrest mounting plate 21 is provided with a large kidney-shaped hole 214 corresponding to the kidney-shaped hole on the carriage mounting plate 24, and the vertical projection area of the large kidney-shaped hole 214 is larger than the vertical projection area of the kidney-shaped hole 221 on the carriage mounting plate 24.
Referring to fig. 4, a pair of sliders 3 are each in a vertical kidney shape, and each slider is an eccentric slider with a screw hole 31 at the upper portion.
Referring to fig. 5 and 6, the mounting surface of the backrest body 1 is provided with a groove 14, and when the backrest body 1 slides linearly along the pair of long grooves 213, the carriage mechanism 2 is accommodated in the groove 14 or extends out of the groove 14;
the lower part of the using surface of the backrest body 1 is fixedly provided with a boss-shaped hip supporting part 11, and an outer flange 13 is integrally formed on one side of the backrest body 1 corresponding to the outer side of the frame.
Referring to fig. 7, when the adjustable backrest is installed and used, the screw seat 4 is welded and fixed on the frame, the screws 9 penetrate through the waist holes 221 to fasten and install the carriage installation side plates 22 and the carriage installation plates 24 with the corresponding screw seat 4 through the fastening gaskets 7 and the elastic washers 8, and the backrest body 1 and the carriage mechanism 2 are combined to be in a completely recovered state as shown in fig. 8.
Referring to fig. 7, a bolt 6 is connected to a pair of sliders 3 through a pair of countersunk through holes 12 by a back fastening spacer 5, and then the pair of sliders 3 are hung into a pair of elongated slots 213 through upper ports of the corresponding pair of elongated slots, respectively, and then the bolt 6 is fastened;
When the backrest height needs to be adjusted, after the bolts 6 are loosened, the backrest body 1 is lifted up, the bolts 6 are screwed down after being adjusted to a proper height, and then the secondary adjustment of the adjustable height can be achieved.
If the adjustment height of the backrest body 1 is still insufficient, the carriage mechanism 2 can be lifted up to perform the first-stage adjustment of the adjustable height by loosening the screw 9, and then the screw 9 is screwed down to a proper height, as shown in fig. 9, in an extended recovery state in which the backrest body 1 and the carriage mechanism 2 are combined.
Due to the grooves 14 arranged on the mounting surface of the backrest body 1, the thickness of the backrest is not affected in the height adjusting process of the backrest body 1, and the comfort of use is ensured.
It will be readily appreciated by those skilled in the art that the foregoing description is merely a preferred embodiment of the invention and is not intended to limit the invention, but any modifications, equivalents, improvements or alternatives falling within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (5)
1. The utility model provides a stand formula forklift is with adjustable back which characterized in that: comprises a carriage mechanism (2) and a backrest body (1) with a hip support part (11); the sliding frame mechanism (2) is fixedly arranged on the frame and comprises an upright backrest mounting plate (21);
A pair of long grooves (213) are formed in the height direction of the backrest mounting plate (21), a pair of sliding blocks (3) are matched with the pair of long grooves (213), and each sliding block is provided with a screw hole (31);
One side surface of the backrest mounting plate (21) is a mounting surface, the other side surface is a working surface, the mounting surface is fixedly mounted with the frame, and the working surface is fixedly mounted with the backrest body (1); limiting plates (23) are arranged on two sides of each long groove on the backrest mounting plate (21), and each limiting plate (23) is fixedly mounted on the mounting surface of the backrest mounting plate (21);
the limiting plates (23) corresponding to the two sides of the backrest mounting plate (21) are fixedly connected with a sliding frame mounting side plate (22) respectively, and a sliding frame mounting plate (24) is fixedly arranged between the other two limiting plates (23);
A large waist-shaped hole (214) is formed in the backrest mounting plate (21) corresponding to the waist-shaped hole in the carriage mounting plate (24);
The carriage installation side plate (22) and the carriage installation plate (24) are fixed through the matching locking of the screw (9) and the thread seat (4) fixed on the frame, so that the carriage mechanism (2) and the frame are in linear sliding fit, and the carriage mechanism (2) is installed;
a pair of countersunk through holes (12) are correspondingly formed in the backrest body (1), the positions of the pair of sliding blocks (3) on the corresponding pair of long grooves (213) are fixed through the matching locking of the bolts (6) and screw holes (31) on the sliding blocks, so that the backrest body (1) and the backrest mounting plate (21) are in linear sliding fit, and the backrest body (1) is mounted;
The lower part of the using surface of the backrest body (1) is fixedly provided with a boss-shaped hip supporting part (11), and an outer flange (13) is integrally formed on one side of the backrest body (1) corresponding to the outer side of the frame.
2. The adjustable backrest for a standing forklift as claimed in claim 1, wherein: the pair of sliding blocks (3) are all in a vertical waist shape, and each sliding block is an eccentric sliding block with a screw hole (31) positioned at the upper part; the upper end notches of the pair of long grooves (213) are large-top and small-bottom guiding conical notches, the pair of sliding blocks (3) are matched and positioned on the pair of long grooves (213), and the limiting plates (23) on two sides of each long groove limit the rotation of the corresponding sliding blocks.
3. The adjustable backrest for a standing forklift as claimed in claim 1, wherein: the carriage mounting side plate (22) and the carriage mounting plate (24) are positioned on the same vertical plane, and waist-shaped holes (221) are formed along the directions of the pair of long grooves (213).
4. The adjustable backrest for a standing forklift as claimed in claim 1, wherein: the vertical projection area of the large kidney-shaped hole (214) is larger than the vertical projection area of the kidney-shaped hole (221) on the carriage mounting plate (24).
5. The adjustable backrest for a standing forklift as claimed in claim 1, wherein: the mounting surface of the backrest body (1) is provided with a groove (14), and when the backrest body (1) slides along the pair of long grooves (213) in a straight line, the sliding frame mechanism (2) is accommodated in the groove (14) in a matched mode or extends out of the groove (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010165064.2A CN111285295B (en) | 2020-03-11 | 2020-03-11 | Adjustable backrest for standing forklift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010165064.2A CN111285295B (en) | 2020-03-11 | 2020-03-11 | Adjustable backrest for standing forklift |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111285295A CN111285295A (en) | 2020-06-16 |
| CN111285295B true CN111285295B (en) | 2024-06-04 |
Family
ID=71030195
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010165064.2A Active CN111285295B (en) | 2020-03-11 | 2020-03-11 | Adjustable backrest for standing forklift |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111285295B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1270558A (en) * | 1997-08-21 | 2000-10-18 | 协和儿童汽车座椅和儿童家具及用品制造有限公司 | Child seat for motor vehicles |
| CN202827203U (en) * | 2012-08-31 | 2013-03-27 | 苏州先锋物流装备科技有限公司 | Tractor provided with adjustable backrest |
| CN206634085U (en) * | 2017-03-14 | 2017-11-14 | 杭叉集团股份有限公司 | A kind of height adjustable backrest |
| CN212151503U (en) * | 2020-03-11 | 2020-12-15 | 安徽合力股份有限公司 | Stand and drive formula fork truck with adjustable back |
-
2020
- 2020-03-11 CN CN202010165064.2A patent/CN111285295B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1270558A (en) * | 1997-08-21 | 2000-10-18 | 协和儿童汽车座椅和儿童家具及用品制造有限公司 | Child seat for motor vehicles |
| CN202827203U (en) * | 2012-08-31 | 2013-03-27 | 苏州先锋物流装备科技有限公司 | Tractor provided with adjustable backrest |
| CN206634085U (en) * | 2017-03-14 | 2017-11-14 | 杭叉集团股份有限公司 | A kind of height adjustable backrest |
| CN212151503U (en) * | 2020-03-11 | 2020-12-15 | 安徽合力股份有限公司 | Stand and drive formula fork truck with adjustable back |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111285295A (en) | 2020-06-16 |
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