CN202827203U - Tractor provided with adjustable backrest - Google Patents

Tractor provided with adjustable backrest Download PDF

Info

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
Authority
CN
China
Prior art keywords
backrest
assembly
groove
riser
tractor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220439794
Other languages
Chinese (zh)
Inventor
藏灿平
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Suzhou Pioneer Material Handling Equipment and Technology Co Ltd
Original Assignee
Suzhou Pioneer Material Handling Equipment and Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Suzhou Pioneer Material Handling Equipment and Technology Co Ltd filed Critical Suzhou Pioneer Material Handling Equipment and Technology Co Ltd
Priority to CN 201220439794 priority Critical patent/CN202827203U/en
Application granted granted Critical
Publication of CN202827203U publication Critical patent/CN202827203U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

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

A kind of tractor truck that is provided with adjustable backrest
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.
CN 201220439794 2012-08-31 2012-08-31 Tractor provided with adjustable backrest Expired - Fee Related CN202827203U (en)

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 (4)

* Cited by examiner, † Cited by third party
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

Cited By (4)

* Cited by examiner, † Cited by third party
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

Similar Documents

Publication Publication Date Title
CN202827203U (en) Tractor provided with adjustable backrest
CN203097306U (en) Assembled type building wallboard installation tool
CN204844102U (en) Arc swivel work head
CN204450068U (en) A kind of Liftable type lathe case
CN102975644A (en) Towing tractor with adjustable seat back
CN204079772U (en) Force beam splitting stationary installation
CN202781718U (en) Device for rapidly locating injection molding mechanical arm fixture
CN203936636U (en) A kind of lathe pedal structure
CN203601075U (en) Backrest assembly
CN203906496U (en) Multifunctional screw convenient to use
CN203843739U (en) Auxiliary assembly clamp of sofa metal connecting piece
CN204260313U (en) A kind of chair easy to use
CN204843554U (en) Adjustment of horizontal distance of automobile parts and positioning fixture
CN202060320U (en) Chair with adjustable height
CN203460106U (en) Screwdriver for cone-point epoxy set screws
CN201924459U (en) Connecting rod mechanism used for steel structure
CN203697940U (en) Bolt mechanism for positioning storage battery bracket
CN203557115U (en) Novel portal frame
CN203792228U (en) Telescopic sleeve spanner
CN202806442U (en) Motor tractor with adjustable seat
CN204413636U (en) The position-limit mechanism of camshaft fixture angle location
CN203356631U (en) Chamfering knife
CN202073186U (en) Purline connecting mechanism for steel structure
CN203111129U (en) Water jet cutter bracket
CN203171798U (en) L-type auxiliary casting die

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