CN202827203U - Tractor provided with adjustable backrest - Google Patents
Tractor provided with adjustable backrest Download PDFInfo
- Publication number
- CN202827203U CN202827203U CN 201220439794 CN201220439794U CN202827203U CN 202827203 U CN202827203 U CN 202827203U CN 201220439794 CN201220439794 CN 201220439794 CN 201220439794 U CN201220439794 U CN 201220439794U CN 202827203 U CN202827203 U CN 202827203U
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- China
- Prior art keywords
- backrest
- assembly
- groove
- riser
- tractor
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- Expired - Fee Related
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Abstract
The utility model relates to a tractor provided with an adjustable backrest. The tractor comprises a tractor body. A rear backrest vertical plate is arranged on the rear portion of the tractor body and provided with a backrest assembly. The tractor is characterized in that a backrest supporting plate assembly and a backrest adjusting plate are arranged between the backrest assembly and the rear backrest vertical plate, the backrest supporting plate assembly is fixed on the backrest assembly, and the backrest adjusting plate is fixed on the rear backrest vertical plate; a first through groove in a rectangle shape is formed in the middle of the backrest adjusting plate; a second through groove corresponding to the first through groove is arranged in the rear backrest vertical plate; and a threaded rod is arranged on the backrest supporting plate assembly, penetrates through the first through groove and the second through groove, and fixes the backrest assembly on the rear backrest vertical plate through matching with a locking screw sleeve. According to the tractor, the backrest assembly can be adjusted up and down according to needs of operating personnel, the comfort level of the comfort level is improved, and work efficiency is improved.
Description
Technical field
The utility model relates to a kind of improvement of tractor truck, refers in particular to a kind of height of backrest and can regulate, to adapt to the tractor truck that is provided with adjustable backrest of different navigating mates.
Background technology
Along with the fast development of modern logistics, the propelling of enterprise automation process, work efficiency improves step by step, and tractor truck is used in enterprises widely as a kind of handbarrow, and it is provided and delivered efficiently, satisfies enterprise's running production rapidly and efficiently fully.The position of back of the tractor truck that uses is upper and lower unadjustable at present, owing to different operating personnels also is not quite similar to the status requirement of backrest, in the process of using, can affect operating personnel's comfort level.
The utility model content
The utility model purpose is to provide a kind of height of backrest to regulate in order to overcome the deficiencies in the prior art, to adapt to the tractor truck that is provided with adjustable backrest of different navigating mates.
For achieving the above object, the technical solution adopted in the utility model is: a kind of tractor truck that is provided with adjustable backrest, comprise the tractor truck body, and the rear portion of described tractor truck body is provided with the rear backrest riser; Be provided with the backrest assembly on the described rear backrest riser; Be provided with backrest supporting plate assembly and backrest regulating plate between described backrest assembly and the rear backrest riser; Described backrest supporting plate assembly is fixed on the backrest assembly, and described backrest regulating plate is fixed on the rear backrest riser; The middle part of described backrest regulating plate has the first rectangular-shaped groove; Described rear backrest riser is provided with second groove corresponding with the first groove; Be provided with screw rod on the described backrest supporting plate assembly; Described screw rod passes the first groove, the second groove, by cooperating with the locking swivel nut backrest assembly is fixed on the rear backrest riser.
Preferably, be interval with circular groove on the edge of the first groove on the described backrest regulating plate; The top of described locking swivel nut can be inserted in the circular groove, to stablize the backrest assembly.
The afterbody of described locking swivel nut is provided with handle, with the locking effect of convenient locking swivel nut to backrest supporting plate assembly.
Because the utilization of technique scheme, the utility model compared with prior art has following advantages:
The tractor truck that is provided with adjustable backrest of the utility model scheme in use, can be used the handle effect, unscrews the locking swivel nut to the locking application force of backrest supporting plate assembly, just can come upper and lower adjusting backrest assembly according to operating personnel's demand afterwards; After being adjusted to suitable position, use again the effect of handle reversing sense locking swivel nut and the locking of backrest supporting plate assembly, to realize the location to the backrest assembly; Because the second groove is passed on the top of described locking swivel nut, agree with mutually to realize the function of locking with the circular groove of backrest regulating plate, its fastness is higher, the utility model is simple in structure, easy to use, improved operating personnel's comfort level, heightened work efficiency.
Description of drawings
Below in conjunction with accompanying drawing technical solutions of the utility model are described further:
Accompanying drawing 1 is the structural representation that is provided with the tractor truck of adjustable backrest described in the utility model;
Accompanying drawing 2 is the A section enlarged drawing of accompanying drawing 1;
Accompanying drawing 3 is the block diagram of the backrest regulating plate of the tractor truck that is provided with adjustable backrest described in the utility model;
Wherein: 1, tractor truck body; 2, rear backrest riser; 3, backrest assembly; 4, backrest supporting plate assembly; 5, backrest regulating plate; 6, the first groove; 7, circular groove; 8, locking swivel nut; 9, countersunk head socket head cap screw; 10, handle; 11, bolt.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and the specific embodiments.
Accompanying drawing 1-3 is a kind of tractor truck that is provided with adjustable backrest described in the utility model, comprises tractor truck body 1, and the rear portion of described tractor truck body 1 is provided with rear backrest riser 2; Be provided with backrest assembly 3 on the described rear backrest riser 2; Be provided with backrest supporting plate assembly 4 and backrest regulating plate 5 between described backrest assembly 3 and the rear backrest riser 2; Described backrest supporting plate assembly 4 is connected with backrest assembly 3 by 3 countersunk head socket head cap screws 9, and is fixing with 2 countersunk head socket head cap screws 9 between described backrest regulating plate 5 and the rear backrest riser 2; The middle part of described backrest regulating plate 5 has the first rectangular-shaped groove 6; Be interval with circular groove 7 on the edge of the first groove 6 on the described backrest regulating plate 5; Described rear backrest riser 2 is provided with the second groove (not shown) corresponding with the first groove 6; Be provided with screw rod 11 on the described backrest supporting plate assembly 4; Described screw rod 11 passes the first groove 6, the second groove, by cooperating with locking swivel nut 8 backrest assembly 3 is fixed on the rear backrest riser 2; The second groove can be passed in the top of described locking swivel nut 8, agrees with mutually from circular groove 7 different on the backrest regulating plate 5; So that backrest assembly 3 is arranged on differing heights; The afterbody of described locking swivel nut 8 is provided with handle 10, with the locking of 8 pairs of backrest supporting plates of handled easily locking swivel nut assembly 4.
The tractor truck that is provided with adjustable backrest of the utility model scheme, in use, can unscrew the locking application force of locking 8 pairs of backrest supporting plates of swivel nut assembly 4 with handle 10 effects, just can come upper and lower adjusting backrest assembly 3 according to operating personnel's demand afterwards; After being adjusted to suitable position, use again handle 10 reversing sense effects locking swivel nut 8 and 4 lockings of backrest supporting plate assembly, to realize the location to backrest assembly 3.Because the second groove is passed on the top of described locking swivel nut 8, agree with mutually to realize the function of locking with the circular groove 7 of backrest regulating plate 5, its fastness is higher, the utility model is simple in structure, easy to use, improved operating personnel's comfort level, heightened work efficiency.
Below only be concrete exemplary applications of the present utility model, protection domain of the present utility model is not constituted any limitation.All employing equivalents or equivalence are replaced and the technical scheme of formation, all drop within the utility model rights protection scope.
Claims (3)
1. a tractor truck that is provided with adjustable backrest comprises the tractor truck body, and the rear portion of described tractor truck body is provided with the rear backrest riser; Be provided with the backrest assembly on the described rear backrest riser; It is characterized in that: be provided with backrest supporting plate assembly and backrest regulating plate between described backrest assembly and the rear backrest riser; Described backrest supporting plate assembly is fixed on the backrest assembly, and described backrest regulating plate is fixed on the rear backrest riser; The middle part of described backrest regulating plate has the first rectangular-shaped groove; Described rear backrest riser is provided with second groove corresponding with the first groove; Be provided with screw rod on the described backrest supporting plate assembly; Described screw rod passes the first groove, the second groove, by cooperating with the locking swivel nut backrest assembly is fixed on the rear backrest riser.
2. the tractor truck that is provided with adjustable backrest according to claim 1 is characterized in that: be interval with circular groove on the edge of the first groove on the described backrest regulating plate; The top of described locking swivel nut can be inserted in the circular groove, to stablize the backrest assembly.
3. the tractor truck that is provided with adjustable backrest according to claim 1 and 2, it is characterized in that: the afterbody of described locking swivel nut is provided with handle, with the locking effect of convenient locking swivel nut to backrest supporting plate assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220439794 CN202827203U (en) | 2012-08-31 | 2012-08-31 | Tractor provided with adjustable backrest |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220439794 CN202827203U (en) | 2012-08-31 | 2012-08-31 | Tractor provided with adjustable backrest |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202827203U true CN202827203U (en) | 2013-03-27 |
Family
ID=47938975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220439794 Expired - Fee Related CN202827203U (en) | 2012-08-31 | 2012-08-31 | Tractor provided with adjustable backrest |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202827203U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102975644A (en) * | 2013-01-10 | 2013-03-20 | 苏州先锋物流装备科技有限公司 | Towing tractor with adjustable seat back |
| CN103661022A (en) * | 2013-12-10 | 2014-03-26 | 苏州先锋物流装备科技有限公司 | Backrest mechanism |
| CN103661046A (en) * | 2013-11-21 | 2014-03-26 | 苏州先锋物流装备科技有限公司 | Backrest assembly |
| CN104386118A (en) * | 2014-10-28 | 2015-03-04 | 苏州先锋物流装备科技有限公司 | Electric power steering type towing vehicle |
| CN111285295A (en) * | 2020-03-11 | 2020-06-16 | 安徽合力股份有限公司 | Stand and drive formula fork truck with adjustable back |
-
2012
- 2012-08-31 CN CN 201220439794 patent/CN202827203U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102975644A (en) * | 2013-01-10 | 2013-03-20 | 苏州先锋物流装备科技有限公司 | Towing tractor with adjustable seat back |
| CN103661046A (en) * | 2013-11-21 | 2014-03-26 | 苏州先锋物流装备科技有限公司 | Backrest assembly |
| CN103661022A (en) * | 2013-12-10 | 2014-03-26 | 苏州先锋物流装备科技有限公司 | Backrest mechanism |
| CN104386118A (en) * | 2014-10-28 | 2015-03-04 | 苏州先锋物流装备科技有限公司 | Electric power steering type towing vehicle |
| CN111285295A (en) * | 2020-03-11 | 2020-06-16 | 安徽合力股份有限公司 | Stand and drive formula fork truck with adjustable back |
| CN111285295B (en) * | 2020-03-11 | 2024-06-04 | 安徽合力股份有限公司 | Adjustable backrest for standing forklift |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130327 Termination date: 20160831 |