CN210366861U - Driving wheel of electric forklift - Google Patents

Abstract

The utility model discloses an electric fork-lift drive wheel, including rolling over the molding box, the top bolt of rolling over the molding box has first driving motor, first driving motor's top bolt has first transmission case, the bottom welding of first transmission case has the protective housing. The utility model discloses a roll over the type case, a driving motor, first transmission case, the protective housing, the connecting piece, first gear, the second gear, first rotary rod, the third gear, the fourth gear, the second rotary rod, the drive wheel, bearing structure, turn to structure and limit structure's setting, make the electric fork truck drive wheel have and be convenient for settle driving motor, enlarge the advantage that drive ratio and machinery turned to, output efficiency when having promoted driving motor and turning to the removal, and staff's intensity of labour has been reduced, it is inconvenient to settle driving motor to have solved current electric fork truck drive wheel simultaneously, can't enlarge the problem that drive ratio and manual work turned to.

Description

Driving wheel of electric forklift

Technical Field

The utility model relates to an electric fork truck drive wheel technical field specifically is electric fork truck drive wheel.

Background

The forklift is an industrial carrying vehicle, refers to various wheeled carrying vehicles for loading, unloading, stacking and short-distance transportation of finished pallet goods, is commonly used for transportation of large storage objects, and is usually driven by an oil-fired machine or a battery, and the technical parameters of the forklift are used for indicating the structural characteristics and the working performance of the forklift, and the main technical parameters are as follows: rated load lifting capacity, load center distance, maximum lifting height, gantry inclination angle, maximum running speed, minimum turning radius, minimum ground clearance, wheelbase and the like.

The forklift plays an important role in a logistics system of an enterprise, is a main force in material handling equipment, is widely applied to various departments in national economy such as stations, ports, airports, factories, warehouses and the like, and the electric forklift is free of pollution and low in noise, so that the electric forklift is widely applied to indoor operation and other working conditions with higher requirements on environment, such as industries of medicine, food and the like, along with the importance of people on environment protection, the electric forklift gradually replaces an internal combustion forklift, the electric forklift needs a driving wheel to move, most of the existing driving wheels of the electric forklift are directly driven by a driving motor, but the position of the driving motor is more prominent, the driving motor is not beneficial to protection, the transmission ratio between the driving motor and the equipment cannot be enlarged, the driving wheel is not beneficial to steering, and the existing driving wheel needs manpower to steer when steering, the labor intensity of workers is increased, and therefore, the electric forklift driving wheel is provided to solve the problems in the prior art.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electric fork-lift drive wheel possesses and is convenient for settle driving motor, enlarges the advantage that transmission ratio and machinery turned to, has solved that current electric fork-lift drive wheel is inconvenient to settle driving motor, can't enlarge the problem that transmission ratio and manual work turned to.

In order to achieve the above object, the utility model provides a following technical scheme: electric fork truck drive wheel, including rolling over the type case, the top of rolling over the type case is bolted and is connected with first driving motor, first driving motor's top is bolted and is connected with first transmission case, the bottom welding of first transmission case has the protective housing, the bottom of protective housing and the top welding of rolling over the type case, the top welding of first transmission case has the connecting piece, first driving motor's output shaft runs through the type case and extends to the inside of rolling over the type case, the surperficial joint of first driving motor output shaft has first gear, the left side meshing of first gear has the second gear, the internal weld of second gear has first rotary rod, the both ends of first rotary rod all are connected with the internal rotation of rolling over the type case, the surface of first rotary rod and the right side welding that is located the second gear have the third gear, the bottom meshing of third gear has the fourth gear, the inside welding of fourth gear has the second rotary rod, the left end of second rotary rod is connected with the inside rotation of a type case, the right-hand member of second rotary rod extends to the outside of a type case and bolted connection has the drive wheel, the right side welding of a type case has bearing structure, bearing structure's top is equipped with the structure that turns to that is used for adjusting the drive wheel direction, the top bolt that turns to the structure has limit structure.

Preferably, the supporting structure comprises a supporting block, the left side of the supporting block is welded with the right side of the folding box, a rotating block is rotatably connected inside the supporting block, a first rotating plate is welded at the top of the rotating block, and a second rotating plate is welded at the bottom of the rotating block.

Preferably, the bottom of the first rotating plate and the top of the second rotating plate are both smooth planes.

Preferably, the bottom of the first rotating plate and the top of the second rotating plate are both in contact with the surface of the supporting block.

Preferably, the steering structure comprises a second driving motor, the bottom of the second driving motor is bolted to the top of the first rotating plate, a second transmission case is arranged at the top of the second driving motor, an output shaft of the second driving motor penetrates through the second transmission case and extends to the inside of the second transmission case, a third rotating rod is clamped and connected to the output shaft of the second driving motor, a fifth gear is welded to the surface of the third rotating rod, a sixth gear is meshed to the left side of the fifth gear, and a fourth rotating rod is welded to the inside of the sixth gear.

Preferably, the top of the third rotating rod is rotatably connected with the inside of the second transmission box, and two ends of the fourth rotating rod are welded with the inside of the first transmission box.

Preferably, both ends of the fifth gear extend to the outside of the second transmission case, and the fifth gear extends to the inside of the first transmission case to be meshed with the sixth gear.

Preferably, a gap exists between the second transmission case and the first transmission case, and the first transmission case and the second transmission case are both circular cylinders.

Preferably, limit structure includes the hydraulic stem, the bottom of hydraulic stem and the top bolt of second transmission case, the top bolt of hydraulic stem has the stopper, stopper and the inside joint of fork truck.

Preferably, the inside of the connecting piece is provided with a controller, the output end of the controller is electrically connected with the input end of the first driving motor in a one-way mode, and the output end of the controller is electrically connected with the input end of the second driving motor in a one-way mode.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses a roll over the type case, a driving motor, first transmission case, the protective housing, the connecting piece, first gear, the second gear, first rotary rod, the third gear, the fourth gear, the second rotary rod, the drive wheel, bearing structure, turn to structure and limit structure's setting, make the electric fork truck drive wheel have and be convenient for settle driving motor, enlarge the advantage that drive ratio and machinery turned to, output efficiency when having promoted driving motor and turning to the removal, and staff's intensity of labour has been reduced, it is inconvenient to settle driving motor to have solved current electric fork truck drive wheel simultaneously, can't enlarge the problem that drive ratio and manual work turned to.

2. The utility model can movably support the second driving motor through the matching use of the supporting block, the rotating block, the first rotating plate and the second rotating plate, so that the folding box and the rotating block can rotate relatively, the first rotating plate and the second rotating plate with smooth planes can reduce the rotating friction force between the first rotating plate and the second rotating plate and the supporting block, the folding box can rotate to provide power support through the matching use of the second driving motor, the second transmission box, the third rotating rod, the fifth gear, the sixth gear and the fourth rotating rod, the fifth gear extends to the outside of the second transmission box, and can be directly meshed with the sixth gear for transmission, thereby being beneficial to steering of the driving wheel, avoiding the situation that the fifth gear is separated from the sixth gear, and the second transmission box can be conveniently limited and fixed through the matching use of the hydraulic rod and the limiting block, make the drive wheel use the second transmission case to turn to as the center, through the use of controller, can be convenient for the staff to control first driving motor and second driving motor.

Drawings

FIG. 1 is a schematic sectional view of the structure of the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

fig. 3 is a three-dimensional schematic diagram of the limiting structure of the present invention.

In the figure: 1. folding the mould box; 2. a first drive motor; 3. a first transmission case; 4. a protective box; 5. a connecting member; 6. a first gear; 7. a second gear; 8. a first rotating rod; 9. a third gear; 10. a fourth gear; 11. a second rotating rod; 12. a drive wheel; 13. a support structure; 131. a support block; 132. rotating the block; 133. a first rotating plate; 134. a second rotating plate; 14. a steering structure; 141. a second drive motor; 142. a second transmission case; 143. a third rotating rod; 144. a fifth gear; 145. a sixth gear; 146. a fourth rotating rod; 15. a limiting structure; 151. a hydraulic lever; 152. a limiting block; 16. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the driving wheel of the electric forklift includes a folding box 1, a first driving motor 2 is bolted on the top of the folding box 1, a first transmission box 3 is bolted on the top of the first driving motor 2, a protection box 4 is welded on the bottom of the first transmission box 3, the bottom of the protection box 4 is welded on the top of the folding box 1, a connecting member 5 is welded on the top of the first transmission box 3, the connecting member 5 is specifically an iron plate, an output shaft of the first driving motor 2 penetrates through the folding box 1 and extends into the folding box 1, a first gear 6 is clamped on the surface of the output shaft of the first driving motor 2, a second gear 7 is meshed on the left side of the first gear 6, the diameter of the first gear 6 is larger than that of the second gear 7, the diameter of the second gear 7 is larger than that of the third gear 9, the diameter of the third gear 9 is smaller than that of a fourth gear 10, a first rotating rod 8 is welded inside the second gear 7, both ends of the first rotating rod 8 are rotatably connected with the inside of the folding type box 1, a third gear 9 is welded on the surface of the first rotating rod 8 and positioned on the right side of the second gear 7, a fourth gear 10 is meshed at the bottom of the third gear 9, a second rotating rod 11 is welded inside the fourth gear 10, the left end of the second rotating rod 11 is rotatably connected with the inside of the folding type box 1, the right end of the second rotating rod 11 extends to the outside of the folding type box 1 and is bolted with a driving wheel 12, a supporting structure 13 is welded on the right side of the folding type box 1, a steering structure 14 for adjusting the direction of the driving wheel 12 is arranged at the top of the supporting structure 13, a limiting structure 15 is bolted at the top of the steering structure 14, the supporting structure 13 comprises a supporting block 131, the left side of the supporting block 131 is welded with the right side of the folding type box 1, a rotating block 132 is rotatably connected inside the supporting block 131, a first rotating plate, the bottom of the rotating block 132 is welded with the second rotating plate 134, the bottom of the first rotating plate 133 and the top of the second rotating plate 134 are both smooth planes, the bottom of the first rotating plate 133 and the top of the second rotating plate 134 are both in contact with the surface of the supporting block 131, the steering structure 14 comprises a second driving motor 141, the bottom of the second driving motor 141 is in bolted connection with the top of the first rotating plate 133, the top of the second driving motor 141 is provided with a second transmission box 142, an output shaft of the second driving motor 141 penetrates through the second transmission box 142 and extends to the inside of the second transmission box 142 to be clamped with a third rotating rod 143, the surface of the third rotating rod 143 is welded with a fifth gear 144, the left side of the fifth gear 144 is engaged with a sixth gear 145, the inside of the sixth gear 145 is welded with a fourth rotating rod 146, the top of the third rotating rod 143 is rotatably connected with the inside of the second transmission box 142, and both ends of the fourth rotating rod 146 are welded with the inside of the first transmission box, the two ends of the fifth gear 144 extend to the outside of the second transmission case 142, the fifth gear 144 extends to the inside of the first transmission case 3 and is meshed with the sixth gear 145, a gap exists between the second transmission case 142 and the first transmission case 3, the first transmission case 3 and the second transmission case 142 are both circular cylinders, the limiting structure 15 comprises a hydraulic rod 151, the bottom of the hydraulic rod 151 is bolted with the top of the second transmission case 142, the top of the hydraulic rod 151 is bolted with a limiting block 152, the limiting block 152 is clamped with the inside of a forklift, the controller 16 is installed inside the connecting piece 5, the model of the controller 16 is MAM-220, the output end of the controller 16 is unidirectionally and electrically connected with the input end of the first driving motor 2, the output end of the controller 16 is unidirectionally and electrically connected with the input end of the second driving motor 141, and the supporting block 131, the rotating block 132, the first rotating plate 133 and the second rotating plate 134 are used in a matching manner, the second driving motor 141 can be movably supported, so that the folding box 1 and the rotating block 132 can rotate relatively, the rotating friction between the first rotating plate 133 and the second rotating plate 134 with smooth planes and the supporting block 131 can be reduced, the folding box 1 can rotate to provide power support through the matching use of the second driving motor 141, the second transmission box 142, the third rotating rod 143, the fifth gear 144, the sixth gear 145 and the fourth rotating rod 146, the fifth gear 144 extends to the outside of the second transmission box 142, so that the fifth gear can be meshed with the sixth gear 145 for transmission, the driving wheel 12 can be steered conveniently, the situation that the fifth gear 144 is separated from the sixth gear 145 cannot be generated, the second transmission box 142 can be conveniently limited and fixed through the matching use of the hydraulic rod 151 and the limiting block 152, so that the driving wheel 12 can be steered by taking the second transmission box 142 as the center, through the use of controller 16, can be convenient for the staff to control first driving motor 2 and second driving motor 141, through the type case 1 of rolling over, first driving motor 2, first transmission case 3, protective housing 4, connecting piece 5, first gear 6, second gear 7, first rotary rod 8, third gear 9, fourth gear 10, second rotary rod 11, drive wheel 12, bearing structure 13, turn to structure 14 and limit structure 15's setting, make electric fork truck drive wheel have and be convenient for settle driving motor, enlarge the advantage that transmission ratio and machinery turned to, the output efficiency when driving motor turned to the removal has been promoted, and staff's intensity of labour has been reduced, the current inconvenient settlement to driving motor of electric fork truck drive wheel has been solved simultaneously, can't enlarge the problem that transmission ratio and manual work turned to turn to.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element, and the phrase "a plurality" as used herein means two or more unless specifically limited otherwise.

When the driving wheel 12 needs to be moved, the first driving motor 2 is started through the controller 16, the first driving motor 2 rotates to drive the first gear 6 to rotate, the first gear 6 rotates to drive the second gear 7 to rotate, the first gear 6 and the second gear 7 are both conical gears, the second gear 7 rotates to drive the first rotating rod 8 and the third gear 9 to rotate, the third gear 9 rotates to drive the fourth gear 10 to rotate, then the second rotating rod 11 rotates to drive the driving wheel 12 to rotate, when the driving wheel 12 needs to be steered, the second driving motor 141 and the hydraulic rod 151 are started, the hydraulic rod 151 drives the limiting block 152 to rise to be clamped and fixed with the interior of a forklift, then the second driving motor 141 drives the fifth gear 144 to rotate, the fifth gear 144 rotates the sixth gear 145, and subsequently the first transmission case 3 and the protection case 4 rotate, so that the collapsible case 1 also rotates and drives the driving wheel 12 to turn.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. Electric fork-lift drive wheel, including book type case (1), its characterized in that: the top of the folding box (1) is bolted with a first driving motor (2), the top of the first driving motor (2) is bolted with a first transmission box (3), the bottom of the first transmission box (3) is welded with a protection box (4), the bottom of the protection box (4) is welded with the top of the folding box (1), the top of the first transmission box (3) is welded with a connecting piece (5), the output shaft of the first driving motor (2) penetrates through the folding box (1) and extends to the inside of the folding box (1), the surface of the output shaft of the first driving motor (2) is connected with a first gear (6), the left side of the first gear (6) is engaged with a second gear (7), the inside of the second gear (7) is welded with a first rotating rod (8), the two ends of the first rotating rod (8) are connected with the inside of the folding box (1) in a rotating manner, the welding of the surface of first rotary rod (8) and the right side that is located second gear (7) has third gear (9), the bottom meshing of third gear (9) has fourth gear (10), the internal weld of fourth gear (10) has second rotary rod (11), the left end of second rotary rod (11) is connected with the inside rotation of book type case (1), the right-hand member of second rotary rod (11) extends to the outside of book type case (1) and bolted connection has drive wheel (12), the right side welding of book type case (1) has bearing structure (13), the top of bearing structure (13) is equipped with turns to structure (14) that are used for adjusting drive wheel (12) direction, the top bolt that turns to structure (14) has limit structure (15).

2. The electric forklift drive wheel according to claim 1, characterized in that: the supporting structure (13) comprises a supporting block (131), the left side of the supporting block (131) is welded with the right side of the folding box (1), a rotating block (132) is connected to the supporting block (131) in a rotating mode, a first rotating plate (133) is welded to the top of the rotating block (132), and a second rotating plate (134) is welded to the bottom of the rotating block (132).

3. The electric forklift drive wheel according to claim 2, characterized in that: the bottom of the first rotating plate (133) and the top of the second rotating plate (134) are both smooth planes.

4. The electric forklift drive wheel according to claim 3, characterized in that: the bottom of the first rotating plate (133) and the top of the second rotating plate (134) are both in contact with the surface of the supporting block (131).

5. The electric forklift drive wheel according to claim 1, characterized in that: the steering structure (14) comprises a second driving motor (141), the bottom of the second driving motor (141) is bolted to the top of the first rotating plate (133), a second transmission box (142) is arranged at the top of the second driving motor (141), an output shaft of the second driving motor (141) penetrates through the second transmission box (142) and extends to the inner portion of the second transmission box (142) to be connected with a third rotating rod (143) in a clamped mode, a fifth gear (144) is welded to the surface of the third rotating rod (143), a sixth gear (145) is meshed to the left side of the fifth gear (144), and a fourth rotating rod (146) is welded to the inner portion of the sixth gear (145).

6. The electric forklift drive wheel according to claim 5, characterized in that: the top of the third rotating rod (143) is rotatably connected with the inside of the second transmission box (142), and two ends of the fourth rotating rod (146) are welded with the inside of the first transmission box (3).

7. The electric forklift drive wheel according to claim 5, characterized in that: both ends of the fifth gear (144) extend to the outside of the second transmission case (142), and the fifth gear (144) extends to the inside of the first transmission case (3) and is meshed with the sixth gear (145).

8. The electric forklift drive wheel according to claim 5, characterized in that: a gap exists between the second transmission case (142) and the first transmission case (3), and the first transmission case (3) and the second transmission case (142) are both circular cylinders.

9. The electric forklift drive wheel according to claim 1, characterized in that: limit structure (15) include hydraulic stem (151), the bottom of hydraulic stem (151) and the top bolt of second transmission case (142), the top bolt of hydraulic stem (151) has stopper (152), stopper (152) and the inside joint of fork truck.

10. The electric forklift drive wheel according to claim 1, characterized in that: the utility model discloses a motor vehicle drive device, including connecting piece (5), the internally mounted of connecting piece (5) has controller (16), the one-way electric connection of the output of controller (16) and the input of first driving motor (2), the one-way electric connection of the output of controller (16) and the input of second driving motor (141).

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