CN217418101U - Hand-operated hydraulic forklift - Google Patents
Hand-operated hydraulic forklift Download PDFInfo
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- CN217418101U CN217418101U CN202220290500.3U CN202220290500U CN217418101U CN 217418101 U CN217418101 U CN 217418101U CN 202220290500 U CN202220290500 U CN 202220290500U CN 217418101 U CN217418101 U CN 217418101U
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- rotating wheel
- forklift
- manual hydraulic
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Abstract
The utility model discloses a manual hydraulic pressure fork truck uses in the hydraulic equipment field, and its technical scheme main points are: a manual hydraulic forklift comprises a main body bracket and a driving transmission assembly; the driving transmission assembly comprises a protection frame, the inner side of the protection frame is rotatably provided with a rotating wheel through a bearing, the middle part of the rotating wheel is provided with a rotating handle penetrating through the bearing and the protection frame, and the rotating wheel can be driven to rotate through the rotating handle; the rotating wheel is provided with a mounting column near the outer edge, a transmission plate is rotatably arranged on the mounting column, one end, far away from the mounting column, of the transmission plate is rotatably provided with a connecting plate through a connecting lug, the end part of the connecting plate is rotatably provided with a pressing rod, and one end, far away from the connecting plate, of the pressing rod is provided with a pressing block for pressing down the oil cylinder; has the technical effects that: through adopting redesign drive transmission assembly, operating personnel only need rotate to change can realize pushing down the action of making a round trip to the depression bar, and the manual operation range reduces by a wide margin, and when rotating the round, the depression bar can make a round trip to push down the action many times, labour saving and time saving.
Description
Technical Field
The utility model relates to a field hydraulic equipment field, in particular to manual hydraulic fork truck.
Background
At present, the chinese utility model patent with publication number CN105883674B announces: a manual hydraulic forklift comprises a forklift body, a fork frame and a fork frame control oil circuit, wherein the fork frame and the fork frame control oil circuit are arranged on the forklift body; the fork frame control oil circuit comprises a lifting frame hydraulic cylinder, a fork frame extending hydraulic cylinder, a first check valve, an oil tank, a first stop valve, a second stop valve, an electromagnetic valve, a second check valve, a third check valve and a power hydraulic cylinder; a second output port of the electromagnetic valve is connected with an oil inlet of the hydraulic cylinder extending out of the fork frame, an oil outlet of the hydraulic cylinder extending out of the fork frame is connected with an oil tank, and a second stop valve is arranged on a pipeline between the hydraulic cylinder extending out of the fork frame and the oil tank; the lifting frame hydraulic cylinder is connected with the lifting frame and used for driving the lifting frame to ascend or descend; the outrigger hydraulic cylinder is connected to the outrigger for driving the outrigger to extend or retract.
This kind of traditional manual hydraulic pressure fork truck adopts manual depression bar to push down hydraulic cylinder usually to control the crane and rise or descend, this kind of manual depression bar needs the manual work to make a round trip to push down, when needs rise the crane to higher height, usually needs the manual work to carry out a lot of and makes a round trip to push down, and efficiency is lower, and needs the operating space of certain extent during manual pressure-sensitive motion.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a manual hydraulic fork-lift truck, its advantage need not the manual work and directly makes a round trip to push down the depression bar, need not extra operating space.
The above technical purpose of the present invention can be achieved by the following technical solutions: a manual hydraulic forklift comprises a main body bracket which is vertically arranged and a driving transmission assembly which is arranged on the main body bracket; the driving transmission assembly comprises a protection frame, the inner side of the protection frame is rotatably provided with a rotating wheel through a bearing, the middle part of the rotating wheel is provided with a rotating handle penetrating through the bearing and the protection frame, and the rotating wheel can be driven to rotate through the rotating handle; the runner is close to the outside edge and is provided with the erection column, it is provided with the driving plate to rotate on the erection column, the one end that the erection column was kept away from to the driving plate is rotated through the engaging lug and is provided with the connecting plate, the tip of connecting plate is rotated and is provided with the depression bar, the one end that the connecting plate was kept away from to the depression bar is provided with the briquetting that is used for pushing down the hydro-cylinder.
Through the technical scheme: when rotating to change and driving the runner and rotate, the erection column is year runner rotation simultaneously, driving plate on the erection column can drive the depression bar action when the runner rotates, when the bottom upward movement of runner is followed to the position at the erection column, driving plate upward movement simultaneously at vertical displacement, when the upper end downward movement of runner is followed to the position at the erection column, driving plate downward movement simultaneously at vertical displacement, thereby realize that driving plate drives the depression bar luffing motion, and then realize traditional hydraulic fork truck's manual depression bar and push down the action.
The utility model discloses further set up to: the main part support mounting is on the bottom support, the one end that the bottom support is close to the main part support is provided with oil pressure assembly.
Through the technical scheme: the oil pressure assembly is a power output assembly of the hydraulic forklift.
The utility model discloses further set up to: the oil pressure subassembly includes jacking cylinder, the last fixed staple bolt that is provided with of jacking cylinder, the briquetting passes through slide rail sliding connection in the end that stretches out of staple bolt.
Through the technical scheme: when the pressing plate swings up and down, the pressing block can be driven to slide up and down along the vertical sliding rail arranged in the extending end of the hoop.
The utility model discloses further set up to: and a lower pressing rod for pressing hydraulic oil into the jacking oil cylinder is arranged at the jacking oil cylinder, and the pressing block is fixedly connected with the top end of the lower pressing rod.
Through the technical scheme: when the pressing block slides up and down, the pressing rod can be pressed down and pulled up, and hydraulic oil is pressed into the jacking oil cylinder.
The utility model discloses further set up to: the oil pressure assembly further comprises an oil drain valve pedal, and the oil drain valve pedal is connected with the oil drain valve through an oil conveying pipeline.
Through the technical scheme: after the foot of the oil drain valve is stepped, the oil drain valve acts to conduct the jacking oil cylinder with the external oil storage cylinder, and hydraulic oil in the jacking oil cylinder flows back into the oil storage cylinder.
The utility model discloses further set up to: the end part of a telescopic rod of the jacking oil cylinder is provided with a connecting rod, and two ends of the connecting rod are respectively provided with a chain wheel disc.
The utility model discloses further set up to: the chain wheel disc is meshed with a chain, and two ends of the chain are fixedly connected to the main body support and the supporting plate respectively.
Through the technical scheme: when the jacking oil cylinder moves upwards, the chain wheel disc rotates, the supporting plate is pulled up through the chain, and the supporting plate slides upwards through the sliding rail on the main body support.
The utility model discloses further set up to: the four corners of the bottom support are respectively provided with wheels for pushing the forklift to move, and the two wheels at one end, close to the driving transmission assembly, of the bottom support are rotatable universal wheels.
Through the technical scheme: the wheels can push the forklift to act after being stressed, and the added universal wheels can turn at narrow corners conveniently.
To sum up, the utility model discloses following beneficial effect has:
1. by redesigning the driving transmission assembly, an operator can press the pressure rod back and forth only by rotating the rotating handle, the manual operation amplitude is greatly reduced, and the pressure rod can press down for multiple times when rotating for one circle, so that time and labor are saved;
2. because the rotating handle does not need to be moved greatly, the required space is small, and the transportation and stacking of the goods can be completed in the environment with complex positions.
Drawings
FIG. 1 is a schematic view of a drive train assembly of the present embodiment;
fig. 2 is a schematic overall side view of the present embodiment.
Reference numerals: 1. a main body support; 11. a bottom bracket; 12. a lower pressure lever; 13. a support plate; 2. a drive transmission assembly; 21. a protection frame; 22. a rotating wheel; 221. mounting a column; 23. turning a handle; 24. a drive plate; 241. a connecting plate; 25. a pressure lever; 251. briquetting; 3. an oil pressure assembly; 31. a jacking oil cylinder; 32. hooping; 33. the oil drain valve is pedaled; 34. a chain wheel disc; 341. a chain; 4. and (7) wheels.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1 and 2, a hand-operated hydraulic forklift comprises a vertically-mounted main body bracket 1 and a drive transmission assembly 2 mounted on the main body bracket 1; the driving transmission assembly 2 comprises a protection frame 21, the protection frame 21 is of a three-side closed structure, a rotating wheel 22 is arranged on the inner side of the protection frame 21, the rotating wheel 22 is rotatably connected to the inner side of the protection frame 21 through a bearing, a rotating handle 23 penetrating through the bearing and the protection frame 21 is arranged in the middle of the rotating wheel 22, and the rotating wheel 22 can be driven to rotate through the rotating handle 23; runner 22 is close to the outside edge and is provided with erection column 221, the perpendicular surface that sets up at runner 22 of erection column, can follow the rotation when runner 22 rotates, it is provided with driving plate 24 to rotate on the erection column 221, driving plate 24 is in vertical state under the action of gravity all the time, the one end that mounting column 221 was kept away from to driving plate 24 is rotated through the engaging lug and is provided with connecting plate 241, the tip of connecting plate 241 rotates and is provided with depression bar 25, the one end that connecting plate 241 was kept away from to depression bar 25 is provided with the briquetting 251 that is used for pushing down the hydro-cylinder, the depression bar can be through the connecting plate 241 transmission when the circular motion is done to erection column 221 and be luffing motion, thereby realize pushing down and lifting up of briquetting 251.
Referring to fig. 1 and 2, a main body support 1 is vertically installed on a bottom support 11, an oil pressure assembly 3 is arranged at one end of the bottom support 11 close to the main body support 1, and the oil pressure assembly 3 is matched with a driving transmission assembly 2 to achieve the effect of hydraulically lifting a heavy object; the oil pressure component 3 comprises a jacking oil cylinder 31, the lower end of the jacking oil cylinder 31 is fixedly provided with an anchor ear 32, one side of the anchor ear 32, which is close to the driving transmission component 2, is provided with an extending end, a slide rail is arranged inside the protruding end, a pressing block 251 is slidably connected into the extending end of the anchor ear 32 through the slide rail, the lower end of the jacking oil cylinder 31 is provided with a lower pressing rod 12 for pressing hydraulic oil into the jacking oil cylinder 31, the pressing block 251 is fixedly connected with the top end of the lower pressing rod 12, when the pressing block 251 presses the pressing rod 12 downwards, the lower pressing rod 12 presses the hydraulic oil into the jacking oil cylinder to jack up the telescopic rod of the jacking oil cylinder 31, when the pressing block 251 is lifted, the lower pressing rod 12 is driven to be lifted, hydraulic oil in an external hydraulic oil tank is pumped into the oil cylinder below the lower pressing rod 12, and the hydraulic oil in the oil cylinder is conveniently pressed into the jacking oil cylinder 31 next time; the oil pressure assembly 3 further comprises an oil drain valve pedal 33, and the oil drain valve pedal 33 is connected with an oil drain valve through an oil pipeline.
Referring to fig. 1 and 2, a connecting rod is horizontally arranged at the end of a telescopic rod of the jacking cylinder 31, and two ends of the connecting rod are respectively and rotatably provided with a chain wheel disc 34; sliding is provided with layer board 13 on main body support 1, layer board 13 is L type structure, including the drive end and hold up the end, the drive end passes through slide rail slidable mounting along main body support 1's direction of height, hold up the end level and set up, the meshing is provided with chain 341 on the chain rim plate 34, fixed connection is on main body support 1 and layer board 13's drive end respectively at the both ends of chain 341, when jacking cylinder 31's telescopic link stretches out, drive chain rim plate 34 rebound, it rolls along chain rim plate 34 to drive chain 341 simultaneously, and then through the chain length who shortens the drive end top of layer board 13, reach the purpose of pull-up layer board 13, and then lift up the certain height of heavy object.
Referring to fig. 2, the four corners of the bottom bracket 11 are respectively provided with wheels 4 for pushing the forklift to move, and the two wheels 4 at the end of the bottom bracket 11 close to the driving transmission assembly 2 are rotatable universal wheels, so that the forklift can turn at a narrow corner conveniently.
The working process and principle of the embodiment are as follows:
when the forklift is in operation, the supporting plate 13 is in a position, an operator pushes the forklift to penetrate the supporting plate 13 into a carrying support below a heavy object to be carried, then the operator rotates the rotating handle 23 clockwise or anticlockwise, the rotating wheel 22 drives the mounting column 221 to rotate, the transmission plate 24 on the mounting column 221 can drive the pressing rod 25 to act when the rotating wheel 22 rotates, when the position of the mounting column 221 moves upwards from the bottom arc of the rotating wheel 22, the transmission plate 24 moves upwards at the same time in a vertical direction, the transmission plate 24 drives the pressing rod 25 to lift up, the pressing block 251 lifts up and pulls up the pressing rod 12 at the same time, oil in an external hydraulic oil tank is pumped into an oil cylinder below the pressing rod 12, when the mounting column 221 moves downwards from the upper end of the rotating wheel 22 at the same time in a vertical direction, the transmission plate 24 drives the pressing rod 25 to press downwards, the pressing block 251 presses downwards and presses down the pressing rod 12 at the same time, the oil pressure in the oil cylinder below the lower pressing rod 12 is pressed into the jacking oil cylinder, so that the driving plate 24 drives the pressing rod 25 to swing up and down, the manual pressing rod 25 action of the traditional hydraulic forklift is realized, and after a heavy object is conveyed to a target height, an operator can step on the pedal 33 of the oil drain valve, and the supporting plate 13 can be placed on the bottom surface.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.
Claims (8)
1. A manual hydraulic forklift comprises a main body bracket (1) which is vertically arranged and a driving transmission assembly (2) which is arranged on the main body bracket (1);
the device is characterized in that the driving transmission assembly (2) comprises a protection frame (21), a rotating wheel (22) is rotatably arranged on the inner side of the protection frame (21) through a bearing, a rotating handle (23) penetrating through the bearing and the protection frame (21) is arranged in the middle of the rotating wheel (22), and the rotating wheel (22) can be driven to rotate through the rotating handle (23);
runner (22) are close to the outside edge and are provided with erection column (221), it is provided with driving plate (24) to rotate on erection column (221), the one end that erection column (221) was kept away from in driving plate (24) is rotated through the engaging lug and is provided with connecting plate (241), the tip of connecting plate (241) is rotated and is provided with depression bar (25), the one end that connecting plate (241) was kept away from in depression bar (25) is provided with briquetting (251) that are used for pushing down the hydro-cylinder.
2. A hand-operated hydraulic lift truck according to claim 1, characterized in that the main body frame (1) is mounted on a base frame (11), and an oil pressure unit (3) is arranged at one end of the base frame (11) close to the main body frame (1).
3. The manual hydraulic forklift as recited in claim 2, wherein the hydraulic assembly (3) comprises a jacking cylinder (31), the jacking cylinder (31) is fixedly provided with a hoop (32), and the pressing block (251) is slidably connected in the extending end of the hoop (32) through a sliding rail.
4. The manual hydraulic forklift as recited in claim 3, characterized in that a lower pressure rod (12) for pressing hydraulic oil into the jacking cylinder (31) is arranged at the jacking cylinder (31), and the pressing block (251) is fixedly connected with the top end of the lower pressure rod (12).
5. The manual hydraulic lift truck according to claim 3, characterized in that, the oil pressure assembly (3) further comprises an oil drain valve pedal (33), and the oil drain valve pedal (33) is connected with an oil drain valve through an oil pipeline.
6. The manual hydraulic forklift as recited in claim 4, characterized in that the end of the telescopic rod of the jacking cylinder (31) is provided with a connecting rod, and the two ends of the connecting rod are respectively provided with a chain wheel disc (34).
7. The manual hydraulic forklift as recited in claim 6, wherein the main body bracket (1) is provided with a supporting plate (13) in a sliding manner along a height direction thereof through a sliding rail, the chain wheel disc (34) is engaged with a chain (331), and two ends of the chain (331) are fixedly connected to the main body bracket (1) and the supporting plate (13) respectively.
8. The manual hydraulic forklift as claimed in claim 2, wherein the four corners of the bottom bracket (11) are respectively provided with wheels (4) for pushing the forklift to move, and the two wheels (4) at one end of the bottom bracket (11) close to the driving transmission assembly (2) are rotatable universal wheels.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220290500.3U CN217418101U (en) | 2022-02-14 | 2022-02-14 | Hand-operated hydraulic forklift |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202220290500.3U CN217418101U (en) | 2022-02-14 | 2022-02-14 | Hand-operated hydraulic forklift |
Publications (1)
Publication Number | Publication Date |
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CN217418101U true CN217418101U (en) | 2022-09-13 |
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Application Number | Title | Priority Date | Filing Date |
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CN202220290500.3U Active CN217418101U (en) | 2022-02-14 | 2022-02-14 | Hand-operated hydraulic forklift |
Country Status (1)
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CN (1) | CN217418101U (en) |
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2022
- 2022-02-14 CN CN202220290500.3U patent/CN217418101U/en active Active
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