CN201206095Y - Single-cylinder hydraulic drive forklift lifting device - Google Patents
Single-cylinder hydraulic drive forklift lifting device Download PDFInfo
- Publication number
- CN201206095Y CN201206095Y CNU2008200825095U CN200820082509U CN201206095Y CN 201206095 Y CN201206095 Y CN 201206095Y CN U2008200825095 U CNU2008200825095 U CN U2008200825095U CN 200820082509 U CN200820082509 U CN 200820082509U CN 201206095 Y CN201206095 Y CN 201206095Y
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- Prior art keywords
- fork truck
- fork
- crane
- chain
- drives
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- Expired - Lifetime
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- 230000003028 elevating effect Effects 0.000 abstract 7
- 239000002828 fuel tank Substances 0.000 abstract 3
- 101100328887 Caenorhabditis elegans col-34 gene Proteins 0.000 description 7
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The utility model relates to an elevating device of elevating machinery, in particularly to an elevating device of a fork-lift truck hydraulically driven by a single cylinder. The elevating device of the fork-lift truck hydraulically driven by the single cylinder comprises a fork-lift truck base, a hydraulic fuel tank and a fork frame, wherein guide rails are respectively and fixedly arranged on two sides of the fork-lift truck base; chutes are respectively arranged on the inner sides of the two guide rails; elevators are moveably mounted on the chutes; the hydraulic fuel tank is fixedly arranged at the middle part of the fork-lift truck base; an ejector rod of the hydraulic fuel tank is butted against the upper parts of the elevators for elevating the elevators; guide rail grooves are arranged on the inner sides of the elevators; sprocket wheels are arranged at the upper ends of the elevators; the fork frame is moveably arranged on the guide rail grooves; a chain is fixedly arranged on the fork frame; the chain passes through the sprocket wheels on the elevators; and the other end of the chain is fixedly connected with the fork-lift truck base. The elevating device has the advantages of simple structure, good stability and greatly increased elevating height.
Description
Technical field
The utility model relates to the jacking system of lifting machinery, relates in particular to the fork truck jacking system that a kind of single-cylinder hydraulic drives.
Background technology
Existing fork truck comprises fork truck vehicle body and crotch, generally adopts hydraulic ram directly to withstand on the crane of fork truck, and the crotch of fork truck is directly installed on crane, drives crotch by hydraulic ram top crane and rises or descend.The jacking system of this fork truck adopts oil cylinder direct drive crane, crotch can only be risen and the same height of oil cylinder stroke, has so just limited the height that the fork truck crotch promotes.
Simultaneously, the crotch device of existing fork truck comprises frame and two fork pin that are fixedly installed on the frame, and two distances of pitching between the pin cannot be adjusted.Therefore, when the distance between distance of being pitched 2 jacks on the object and fork truck fork pin was unmatched, fork truck just can't so also limit the use of fork truck with being forked by the fork object.
Summary of the invention
In order to solve the technical matters of above-mentioned fork truck crotch hoisting depth, the purpose of this utility model provides the fork truck jacking system that a kind of single-cylinder hydraulic drives, and it has simple in structure, stable good characteristics, can promote the height of twice oil cylinder stroke.
In order to realize above-mentioned technical purpose, the utility model has adopted following technical scheme:
The fork truck jacking system that single-cylinder hydraulic drives, comprise fork truck base, hydraulic ram and crotch, the dual-side of fork truck base is fixed with guide rail respectively, the inboard of two guide rails is respectively equipped with chute, be movably installed with crane on the chute, described hydraulic ram is fixedly installed on fork truck base middle part, and the push rod of hydraulic ram and the top of crane offset, and are used to promote crane; The inboard of described crane is provided with guide-track groove, the upper end of crane is provided with sprocket wheel, and described crotch is movably arranged on the guide-track groove, and is fixed with chain on crotch, chain passes the sprocket wheel on the crane, and an other end and the fork truck base of chain are fixedly connected.
As preferably, the top of above-mentioned crane is provided with top board, and the middle part is fixed with the sprocket wheel erecting frame below top board, and described sprocket wheel is arranged in the sprocket wheel erecting frame, and the push rod of described hydraulic ram is against the below of sprocket wheel erecting frame.Above-mentioned scheme directly offsets the oil cylinder push rod with the sprocket wheel erecting frame, give crane with transmission of power again, simplifies the structure, convenient enforcement.
As preferably, the upper end of above-mentioned crane is provided with two sprocket wheels, and is fixed with two chains on crotch, and two chains pass two sprocket wheels on the crane respectively, and an other end of two chains is fixedly connected with the fork truck base respectively.Above-mentioned scheme adopts two chain drive, makes lift work mechanism stressed evenly, stable.
As preferably, above-mentioned chain is captiveed joint with the fork truck base by take-up, and take-up comprises screw rod, and screw rod is located on the fork truck base, and its top connects chain, and screw rod is provided with setting nut below the fork truck base.Take-up can be regulated the elasticity of chain, has characteristic of simple structure.
As preferably, be provided with cross bar between two guide rails of above-mentioned fork truck base, the arranged outside of described hydraulic ram has clamp clip, and clamp clip is fixed on hydraulic ram on the cross bar by screw.By hydraulic ram is fixed on the cross bar, make the hydraulic ram working stability.The point of connection of captiveing joint with the fork truck base as preferred again, above-mentioned chain is arranged on the cross bar.
As preferably, above-mentioned crane is connected by roller with chute, and is provided with the adapter plate of two protrusions in the rear end of crotch, and the outside of two adapter plates is respectively equipped with roller, and described roller is contained in the guide-track groove.By roller is set, make the operation of crane and crotch more convenient, stable.
As preferably, above-mentioned crotch comprises frame and is arranged on two fork pin on the frame, and frame is provided with slide shaft, is respectively equipped with sliding sleeve on described two fork pin, and two fork pin are arranged side by side on slide shaft by sliding sleeve respectively.As preferred again, above-mentioned is provided with the contiguous block that is connected with chain at central rack, is provided with in the bottom of frame to be used for fixing the tightening screw of pitching pin.As preferred again, the frame in the middle of two above-mentioned fork pin is provided with stay bearing plate and is used for fixing slide shaft.Above-mentioned two fork pin can be on slide shaft random adjusting travel, so the Applicable scope of fork truck improves greatly.
The utility model has been owing to adopted above-mentioned technical scheme, and the hydraulic ram by base makes crane stressed evenly, stable; Drive crotch again by sprocket wheel on the crane and chain and on crane, move, the height that crotch promotes can be brought up to the twice of oil cylinder stroke.The utlity model has simple in structure, stablize, advantage that hoisting depth improves greatly.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the right elevation of Fig. 1.
Fig. 3 is the mounting structure scheme drawing between the utility model hydraulic ram, chain, the sprocket wheel.
Fig. 4 is the mounting structure scheme drawing between the utility model hydraulic ram, chain, the sprocket wheel.
Fig. 5 is the structural representation of the utility model crotch.
Fig. 6 is the birds-eye view of Fig. 5.
The specific embodiment
Below in conjunction with accompanying drawing the specific embodiment of the present utility model is made a detailed explanation.
The fork truck jacking system that single-cylinder hydraulic as shown in Figure 1 and Figure 2 drives, comprise fork truck base 1, hydraulic ram 4 and crotch 11, the dual-side of fork truck base 1 is fixed with guide rail 2 respectively, the inboard of two guide rails 2 is respectively equipped with chute, be movably installed with crane 3 on the chute, crane 3 is connected by roller with chute, and is respectively equipped with guide-track groove in the inboard of the dual-side of crane 3.As shown in Figure 3, Figure 4, be provided with top board 20 on the top of crane 3, the middle part is fixed with sprocket wheel erecting frame 6 by screw 12 below top board 20, installs in the sprocket wheel erecting frame 6 and is provided with two sprocket wheels 5.Hydraulic ram 4 is fixedly installed on fork truck base 1 middle part, and the push rod 7 of hydraulic ram 4 is against the below of sprocket wheel erecting frame 6 by bolt, when the push rod 7 of hydraulic ram 4 rises, power is passed to crane 3 by sprocket wheel erecting frame 6, drives crane 3 and promotes.
As Fig. 5, shown in Figure 6, crotch 11 comprises frame 14 and two fork pin 13 that are arranged on the frame 14, and the outside that is provided with 15, two adapter plates 15 of adapter plate of two protrusions in the rear end of frame 14 is respectively equipped with roller 16, roller 16 is contained in the guide-track groove, and crotch 11 is movably arranged on the guide-track groove.The front end of frame 14 is provided with slide shaft 18, and is provided with stay bearing plate 19 is used for fixing slide shaft 18 on the frame 14 in the middle of two fork pin 13.As shown in Figure 6, two forks are respectively equipped with 21, two forks of sliding sleeve pin 13 on the pin 13 and are arranged side by side on slide shaft 17 by sliding sleeve 21 respectively.And be provided with contiguous block 19 at frame 14 middle parts, be provided with in the bottom of frame 14 and be used for fixing the tightening screw 22 of pitching pin.
As shown in Figure 3, Figure 4, the upper end of contiguous block 19 is fixed with 10, two chains 10 of two sprocket wheels and passes two sprocket wheels 5 in the sprocket wheel erecting frame 6.As shown in Figure 1, be provided with cross bar 8 between two guide rails 2 of fork truck base 1, the arranged outside of described hydraulic ram 4 has clamp clip 9, and clamp clip 9 is fixed on hydraulic ram 4 on the cross bar 8 by screw.As shown in Figure 4, be respectively equipped with two take-ups on cross bar 8, two take-ups comprise screw rod 23 respectively, and screw rod 23 is located on the fork truck base 1, and its top connects chain 10, and screw rod 23 is provided with setting nut 24 below cross bar 8.The other end of two above-mentioned chains 10 is connected with the screw rod 23 of two take-ups respectively.
Shown in 4, in the time of work, the push rod 7 of hydraulic ram 4 rises, and drives crane 3 and sprocket wheel 5 risings, because an end and the fork truck base 1 of chain 10 are relative fixed bonded assemblys, the other end of chain 10 just drives crotch 11 lifting in the guide-track groove of crane 3.
Claims (10)
1. the fork truck jacking system that drives of single-cylinder hydraulic, comprise fork truck base (1), hydraulic ram (4) and crotch (11), it is characterized in that: the dual-side of fork truck base (1) is fixed with guide rail (2) respectively, the inboard of two guide rails (2) is respectively equipped with chute, be movably installed with crane (3) on the chute, hydraulic ram (4) is fixedly installed on fork truck base (1) middle part, and the push rod (7) of hydraulic ram (4) offsets with the top of crane (3), is used to promote crane (3); The inboard of described crane (3) is provided with guide-track groove, the upper end of crane (3) is provided with sprocket wheel (5), described crotch (11) is movably arranged on the guide-track groove, and on crotch (11), be fixed with chain (10), chain (10) passes the sprocket wheel (5) on the crane (3), and an other end and the fork truck base (1) of chain (10) are fixedly connected.
2. the fork truck jacking system that single-cylinder hydraulic according to claim 1 drives, it is characterized in that: the top of crane (3) is provided with top board (20), middle part, below at top board (20) is fixed with sprocket wheel erecting frame (6), described sprocket wheel (5) is arranged in the sprocket wheel erecting frame (6), and the push rod (7) of described hydraulic ram (4) is against the below of sprocket wheel erecting frame (6).
3. the fork truck jacking system that single-cylinder hydraulic according to claim 1 and 2 drives, it is characterized in that: the upper end of crane (3) is provided with two sprocket wheels (5), and on crotch (11), be fixed with two chains (10), article two, chain (10) passes two sprocket wheels (5) on the crane (3) respectively, and an other end of two chains (10) is fixedly connected with fork truck base (1) respectively.
4. the fork truck jacking system that single-cylinder hydraulic according to claim 1 and 2 drives, it is characterized in that: chain (10) is captiveed joint with fork truck base (1) by take-up, take-up comprises screw rod (23), screw rod (23) is located on the fork truck base (1), its top connects chain (10), and screw rod (23) is provided with setting nut (24) in fork truck base (1) below.
5. the fork truck jacking system that single-cylinder hydraulic according to claim 4 drives, it is characterized in that: be provided with cross bar (8) between two guide rails (2) of fork truck base (1), the arranged outside of described hydraulic ram (4) has clamp clip (9), and clamp clip (9) is fixed on hydraulic ram (4) on the cross bar (8) by screw.
6. the fork truck jacking system that single-cylinder hydraulic according to claim 5 drives, it is characterized in that: the point of connection that chain (10) is captiveed joint with fork truck base (1) is arranged on the cross bar (8).
7. the fork truck jacking system that single-cylinder hydraulic according to claim 1 drives, it is characterized in that: crane (3) is connected by roller with chute, and be provided with the adapter plate (15) of two protrusions in the rear end of crotch (11), the outside of two adapter plates (15) is respectively equipped with roller (16), and described roller (16) is contained in the guide-track groove.
8. the fork truck jacking system that drives according to claim 1 or 7 described single-cylinder hydraulics, it is characterized in that: crotch (11) comprises frame (14) and is arranged on the frame (14) two fork pin (13), frame (14) is provided with slide shaft (17), be respectively equipped with sliding sleeve (21) on described two fork pin (13), two fork pin (13) are arranged side by side on slide shaft (17) by sliding sleeve (21) respectively.
9. the fork truck jacking system that single-cylinder hydraulic according to claim 8 drives, it is characterized in that: be provided with the contiguous block (19) that is connected with chain (10) at frame (14) middle part, be provided with the tightening screw that is used for fixing fork pin (13) in the bottom of frame (14).
10. the fork truck jacking system that single-cylinder hydraulic according to claim 8 drives is characterized in that: be provided with stay bearing plate (18) and be used for fixing slide shaft (17) on the frame (14) in the middle of two fork pin (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200825095U CN201206095Y (en) | 2008-01-23 | 2008-01-23 | Single-cylinder hydraulic drive forklift lifting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200825095U CN201206095Y (en) | 2008-01-23 | 2008-01-23 | Single-cylinder hydraulic drive forklift lifting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201206095Y true CN201206095Y (en) | 2009-03-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200825095U Expired - Lifetime CN201206095Y (en) | 2008-01-23 | 2008-01-23 | Single-cylinder hydraulic drive forklift lifting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201206095Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102730602A (en) * | 2012-06-29 | 2012-10-17 | 安徽德摩新能源叉车股份有限公司 | Lighterage forklift structure |
| CN102861906A (en) * | 2012-10-24 | 2013-01-09 | 无锡蠡湖叶轮制造有限公司 | Mould switching car for casting machine |
| CN103043357A (en) * | 2012-12-30 | 2013-04-17 | 广西三威林产工业有限公司 | Adjusting device for storage transporter lifting mechanisms |
| CN104255551A (en) * | 2014-09-16 | 2015-01-07 | 李裕民 | Sheep medicated bath cleaning apparatus |
| CN107399619A (en) * | 2017-07-28 | 2017-11-28 | 桐乡市绿康净菜配送有限公司 | A kind of vegetables and fruits truck-loading facilities |
| CN108910773A (en) * | 2018-08-01 | 2018-11-30 | 肥东万安工程机械有限公司 | A kind of forklift door frame lifting device |
-
2008
- 2008-01-23 CN CNU2008200825095U patent/CN201206095Y/en not_active Expired - Lifetime
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102730602A (en) * | 2012-06-29 | 2012-10-17 | 安徽德摩新能源叉车股份有限公司 | Lighterage forklift structure |
| CN102861906A (en) * | 2012-10-24 | 2013-01-09 | 无锡蠡湖叶轮制造有限公司 | Mould switching car for casting machine |
| CN103043357A (en) * | 2012-12-30 | 2013-04-17 | 广西三威林产工业有限公司 | Adjusting device for storage transporter lifting mechanisms |
| CN104255551A (en) * | 2014-09-16 | 2015-01-07 | 李裕民 | Sheep medicated bath cleaning apparatus |
| CN107399619A (en) * | 2017-07-28 | 2017-11-28 | 桐乡市绿康净菜配送有限公司 | A kind of vegetables and fruits truck-loading facilities |
| CN108910773A (en) * | 2018-08-01 | 2018-11-30 | 肥东万安工程机械有限公司 | A kind of forklift door frame lifting device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Langfang Exploitation District Sincep Oilog Equipment Co., Ltd. Assignor: Xu Shugen Contract fulfillment period: 2009.8.5 to 2014.8.4 Contract record no.: 2009990000913 Denomination of utility model: Single-cylinder hydraulic drive forklift lifting device Granted publication date: 20090311 License type: Exclusive license Record date: 20090813 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2009.8.5 TO 2014.8.4; CHANGE OF CONTRACT Name of requester: LANGFANG DEVELOPMENT ZONE XINSAIPU OIL EQUIPMENT C Effective date: 20090813 |
|
| ASS | Succession or assignment of patent right |
Owner name: LANGFANG XINSAIPU PETROLEUM EQUIPMENT CO., LTD. Free format text: FORMER OWNER: XU SHUGEN Effective date: 20120620 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 313219 HUZHOU, ZHEJIANG PROVINCE TO: 065001 LANGFANG, HEBEI PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120620 Address after: 065001 No. 32 Garden Road, Langfang economic and Technological Development Zone, Hebei Patentee after: Langfang Exploitation District Sincep Oilog Equipment Co., Ltd. Address before: 313219 Zhejiang province Deqing County leidian town of Baiyun Road No. 1255 Patentee before: Xu Shugen |
|
| EC01 | Cancellation of recordation of patent licensing contract |
Assignee: Langfang Exploitation District Sincep Oilog Equipment Co., Ltd. Assignor: Xu Shugen Contract record no.: 2009990000913 Date of cancellation: 20120530 |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20090311 |