CN210710616U

CN210710616U - Electric forklift lifting device with high stability

Info

Publication number: CN210710616U
Application number: CN201921777986.8U
Authority: CN
Inventors: 冯凯
Original assignee: Anhui Lift Machinery Manufacturing Co Ltd
Current assignee: Anhui Lift Machinery Manufacturing Co Ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-09
Anticipated expiration: 2029-10-22

Abstract

The utility model relates to an electric fork lift technical field, and an electric fork lift elevating gear that stability is high is disclosed, including bottom plate and the vertical fixed left backup pad in the bottom plate upper end that sets up, two vertical bar holes have been seted up to bilateral symmetry around the left side wall of backup pad, the vertical slide bar of the equal fixedly connected with in inside in two bar holes, the lifter plate has been cup jointed in the pole wall downside symmetry slip of two slide bars, the left and right sides of backup pad is provided with vertical movable plate and horizontally lifter respectively with the position department of correspondence of two lifter plates, both ends all extend to the outside that corresponds the bar hole and respectively with the left side pole wall fixed connection of the right side wall of movable plate and lifter about two lifter plates, the left side wall lower extreme fixed connection of movable plate has the horizontally fork. The utility model discloses not only can prevent that elevating gear from falling and causing casualties and loss of property by accident, can cushion the fork that drops moreover, reduced the impact.

Description

Electric forklift lifting device with high stability

Technical Field

The utility model relates to an electric fork-lift truck technical field especially relates to an electric fork-lift truck elevating gear that stability is high.

Background

The electric forklift is a forklift that operates electrically, and most of them operate as a battery. The accumulator is one of the batteries, and the accumulator can store limited electric energy and be used in a proper place. The working principle of the device is to convert chemical energy into electric energy.

The existing electric forklift lifting device is not provided with a safety device, and if an accident fault occurs, the falling of a pallet fork can cause casualties and property loss, so that the electric forklift lifting device with high stability is provided.

Disclosure of Invention

The utility model aims at solving the problem that the prior art is not provided with a safety device and providing an electric forklift lifting device with high stability.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an electric forklift lifting device with high stability comprises a bottom plate and a supporting plate vertically and fixedly arranged on the left side of the upper end of the bottom plate, wherein two vertical strip-shaped holes are symmetrically formed in the front side and the rear side of the left side wall of the supporting plate, vertical slide rods are fixedly connected inside the two strip-shaped holes, lifting plates are symmetrically sleeved on the lower sides of the rod walls of the two slide rods in a sliding manner, a vertical moving plate and a horizontal lifting rod are respectively arranged on the left side and the right side of the supporting plate corresponding to the positions of the two lifting plates, the left end and the right end of each lifting plate extend to the outside of the corresponding strip-shaped hole and are respectively fixedly connected with the right side wall of the moving plate and the left side rod wall of each lifting rod, a horizontal fork is fixedly connected to the lower end of the left side wall of the moving plate, a buffer mechanism is fixedly arranged on the lower portion of the left side wall of the bottom plate, two bilateral symmetry vertically is provided with the pivot, two about the inside of fixed plate both ends are all rotated through the lateral wall of first antifriction bearing and fixed plate around the pivot and are connected, two the fixed cover of axle wall center department of pivot is equipped with the sprocket, two the sprocket passes through chain drive and connects, the pole wall center department of lifter and the left side fixed connection of chain are located the rear side the fixed motor that is equipped with of rear side wall of fixed plate, the output of motor run through the lateral wall of fixed plate and with the rear end fixed connection of the pivot that corresponds, be located the below the axle wall front side of pivot is provided with safety mechanism.

Preferably, the safety mechanism comprises a U-shaped plate, a first rectangular cylinder, a second rectangular cylinder, a clamping block, a first spring and a screw rod, the U-shaped plate is erected outside the front side shaft wall of the rotating shaft, the lower ends of two vertical parts of the U-shaped plate are fixedly connected with the upper end of the bottom plate, a first through hole is formed in the center of the upper end of the horizontal part of the U-shaped plate, the outer cylinder wall of the first rectangular cylinder is fixedly sleeved with the hole wall of the first through hole, the upper end and the lower end of the first rectangular cylinder extend to the outside of the first through hole, the outer cylinder wall of the second rectangular cylinder is slidably sleeved with the inner cylinder wall of the first rectangular cylinder, the upper end of the first rectangular cylinder is provided with a threaded hole, the rod wall of the screw rod is in threaded connection with the hole wall of the threaded hole, the upper end and the lower end of the screw rod extend to the outside of the threaded hole, and the lower end, the fixture block is connected with the inner cylinder wall of the second rectangular cylinder in a sliding mode, the lower end of the fixture block extends to the outside of the second rectangular cylinder, the upper end and the lower end of the first spring are fixedly connected with the upper inner cylinder wall of the second rectangular cylinder and the upper end of the fixture block respectively, an arc-shaped surface is arranged on the left side of the lower end of the fixture block, a plurality of clamping grooves which are evenly distributed are formed in the position corresponding to the shaft wall of the rotating shaft and the fixture block, and the groove walls of the clamping grooves are matched with the lower end of the fixture block.

Preferably, the upper ends of the left side wall and the right side wall of the clamping block are symmetrically and fixedly connected with sliding blocks, and sliding grooves matched with the two sliding blocks are formed in the inner cylinder walls of the left side and the right side of the first rectangular cylinder.

Preferably, the upper end of the screw rod is fixedly connected with a rotating wheel.

Preferably, buffer gear includes fixed block, movable rod and second spring, the left side wall fixed connection of fixed block and bottom plate, the second through-hole has been seted up to the upper end of fixed block, the pore wall fixed connection of movable rod and through-hole, and the upper and lower both ends of movable rod all extend to the outside of second through-hole and fixedly connected with roof and stopper respectively, the second spring cup joints with the pole wall of movable rod department's activity between roof and the fixed block.

Compared with the prior art, the utility model provides an electric fork-lift truck elevating gear that stability is high possesses following beneficial effect:

1. this high electric fork-lift truck elevating gear of stability through the insurance mechanism who is equipped with, can prevent that elevating gear from appearing unexpected trouble and dropping and cause casualties and loss of property.

2. This electric fork lift that stability is high, through the buffer gear who is equipped with, can cushion the fork that drops, reduced the impact.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses not only can prevent that unexpected trouble from appearing in elevating gear and dropping and cause casualties and loss of property, can cushion the fork that drops moreover, reduced the impact.

Drawings

Fig. 1 is a schematic structural view of an electric forklift lifting device with high stability provided by the utility model;

fig. 2 is a schematic side view of the electric forklift lifting device with high stability according to the present invention;

FIG. 3 is a side view of the safety mechanism.

In the figure: the automatic lifting device comprises a lifting rod 1, a fixing plate 2, a chain 3, a chain wheel 4, a rotating shaft 5, a supporting plate 6, a sliding rod 7, a lifting plate 8, a moving plate 9, a fork 10, a top plate 11, a second spring 12, a fixed block 13, a limiting block 14, a movable rod 15, a bottom plate 16, a U-shaped plate 17, a motor 18, a first rectangular cylinder 19, a screw rod 20, a first spring 21, a second rectangular cylinder 22 and a clamping block 23.

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.

Referring to fig. 1-3, an electric forklift lifting device with high stability comprises a bottom plate 16 and a support plate 6 vertically and fixedly arranged on the left side of the upper end of the bottom plate 16, two vertical strip-shaped holes are symmetrically formed in the front side and the rear side of the left side wall of the support plate 6, vertical slide rods 7 are fixedly connected inside the two strip-shaped holes, lifting plates 8 are symmetrically and slidably sleeved on the lower sides of the rod walls of the two slide rods 7, a vertical moving plate 9 and a horizontal lifting rod 1 are respectively arranged at the positions, corresponding to the two lifting plates 8, of the left side and the right side of the support plate 6, the left end and the right end of each lifting plate 8 extend to the outer part of the corresponding strip-shaped hole and are respectively and fixedly connected with the right side wall of the moving plate 9 and the left side rod wall of the lifting rod 1, a horizontal fork 10 is fixedly connected to the lower end of the left side wall, the front end edge and the rear end edge of the right side wall of the supporting plate 6 are symmetrically and fixedly connected with fixed plates 2, the upper side and the lower side of the inner parts of the two fixed plates 2 are symmetrically and longitudinally provided with rotating shafts 5, the front end and the rear end of each rotating shaft 5 are rotationally connected with the side wall of the fixed plate 2 through a first rolling bearing, the centers of the shaft walls of the two rotating shafts 5 are fixedly sleeved with chain wheels 4, the two chain wheels 4 are in transmission connection through chains 3, the center of the rod wall of the lifting rod 1 is fixedly connected with the left side of the chain 3, the rear side wall of the fixed plate 2 positioned at the rear side is fixedly provided with a motor 18, the output end of the motor 18 penetrates through the side wall of the fixed plate 2 and is fixedly connected with the rear end of the corresponding rotating shaft 5, the front side of the shaft wall of the rotating shaft 5 positioned below is provided with a safety mechanism, the safety mechanism comprises a U-shaped plate 17, the lower ends of two vertical parts of the U-shaped plate 17 are fixedly connected with the upper end of the bottom plate 16, the center of the upper end of the horizontal part of the U-shaped plate 17 is provided with a first through hole, the outer cylinder wall of the first rectangular cylinder 19 is fixedly sleeved with the hole wall of the first through hole, the upper end and the lower end of the first rectangular cylinder 19 extend to the outside of the first through hole, the outer cylinder wall of the second rectangular cylinder 22 is slidably sleeved with the inner cylinder wall of the first rectangular cylinder 19, the upper end of the first rectangular cylinder 19 is provided with a threaded hole, the rod wall of the screw rod 20 is in threaded connection with the hole wall of the threaded hole, the upper end and the lower end of the screw rod 20 extend to the outside of the threaded hole, the lower end of the screw rod 20 is rotatably connected with the upper end of the second rectangular cylinder 22 through a second rolling bearing, the fixture block 23 is in sliding connection with the inner cylinder wall of the second rectangular cylinder 22, the lower end of the fixture block 23 extends to the outside of the second rectangular cylinder 22, the, the left side of the lower end of the clamping block 23 is provided with an arc-shaped surface, the corresponding positions of the shaft wall of the rotating shaft 5 and the clamping block 23 are provided with a plurality of clamping grooves which are uniformly distributed, the groove walls of the clamping grooves are matched with the lower end of the clamping block 23, the upper ends of the left side wall and the right side wall of the clamping block 23 are symmetrically and fixedly connected with sliding blocks, the inner cylinder walls of the left side and the right side of the first rectangular cylinder 19 are provided with sliding grooves matched with the two sliding blocks, the upper end of the screw rod 20 is fixedly connected with a rotating wheel, the buffer mechanism comprises a fixed block 13, a movable rod 15 and a second spring 12, the fixed block 13 is fixedly connected with the left side wall of the bottom, and the upper and lower both ends of movable rod 15 all extend to the outside of second through-hole and fixedly connected with roof 11 and stopper 14 respectively, and second spring 12 cup joints with the pole wall of movable rod 15 is located the activity of department between roof 11 and the fixed block 13.

The utility model discloses in, during the use, rotate the runner and make the lower extreme of a second rectangle section of thick bamboo offset with the upper end of pivot, the fixture block receives the thrust and the draw-in groove joint of first spring this moment, starter motor, the motor passes through sprocket and chain drive fork and rises, pivot clockwise rotation this moment, when unexpected trouble appears, because the chucking of fixture block makes the unable anticlockwise rotation of pivot to play the effect of insurance, can prevent that elevating gear from appearing unexpected trouble and dropping and cause casualties and loss of property.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The high-stability lifting device of the electric forklift comprises a bottom plate (16) and a vertical supporting plate (6) fixedly arranged on the left side of the upper end of the bottom plate (16), and is characterized in that two vertical strip-shaped holes are symmetrically formed in the front side wall and the rear side wall of the left side wall of the supporting plate (6), two vertical sliding rods (7) are fixedly connected to the inner parts of the strip-shaped holes, lifting plates (8) are symmetrically sleeved on the lower sides of the rod walls of the two sliding rods (7) in a sliding mode, vertical moving plates (9) and horizontal lifting rods (1) are respectively arranged on the left side and the right side of the supporting plate (6) corresponding to the two lifting plates (8), the left end and the right end of each lifting plate (8) extend to the outer parts of the corresponding strip-shaped holes and are fixedly connected with the right side wall of each moving plate (9) and the left side rod wall of each lifting rod (1), and a horizontal fork (10) is fixedly connected, the left side wall of the bottom plate (16) is fixedly provided with a buffer mechanism at the position below the movable plate (9), the edges of the front end and the rear end of the right side wall of the supporting plate (6) are symmetrically and fixedly connected with the fixed plates (2), the upper side and the lower side of the inner part of the two fixed plates (2) are symmetrically and longitudinally provided with rotating shafts (5), the front end and the rear end of each rotating shaft (5) are rotatably connected with the side wall of the fixed plate (2) through first rolling bearings, the centers of the shaft walls of the two rotating shafts (5) are fixedly sleeved with chain wheels (4), the two chain wheels (4) are in transmission connection through chains (3), the center of the rod wall of the lifting rod (1) is fixedly connected with the left side of the chains (3), the rear side wall of the fixed plate (2) at the rear side is fixedly provided with a motor (18), the output end of the motor (18) penetrates through the side wall of the fixed plate (2, and a safety mechanism is arranged on the front side of the shaft wall of the rotating shaft (5) positioned below.

2. The electric forklift lifting device with high stability as claimed in claim 1, wherein the safety mechanism comprises a U-shaped plate (17), a first rectangular cylinder (19), a second rectangular cylinder (22), a clamping block (23), a first spring (21) and a screw rod (20), the U-shaped plate (17) is erected outside the front side shaft wall of the rotating shaft (5), the lower ends of two vertical parts of the U-shaped plate (17) are fixedly connected with the upper end of the base plate (16), a first through hole is formed in the center of the upper end of the horizontal part of the U-shaped plate (17), the outer cylinder wall of the first rectangular cylinder (19) is fixedly sleeved with the hole wall of the first through hole, the upper end and the lower end of the first rectangular cylinder (19) extend to the outside of the first through hole, the outer cylinder wall of the second rectangular cylinder (22) is slidably sleeved with the inner cylinder wall of the first rectangular cylinder (19), and a threaded hole is formed in the upper end of the first rectangular cylinder (19), the screw rod is characterized in that the rod wall of the screw rod (20) is in threaded connection with the hole wall of the threaded hole, the upper end and the lower end of the screw rod (20) both extend to the outside of the threaded hole, the lower end of the screw rod (20) is rotatably connected with the upper end of a second rectangular cylinder (22) through a second rolling bearing, the fixture block (23) is in sliding connection with the inner cylinder wall of the second rectangular cylinder (22), the lower end of the fixture block (23) extends to the outside of the second rectangular cylinder (22), the upper end and the lower end of the first spring (21) are fixedly connected with the upper inner cylinder wall of the second rectangular cylinder (22) and the upper end of the fixture block (23) respectively, an arc-shaped surface is formed in the left side of the lower end of the fixture block (23), a plurality of uniformly distributed clamping grooves are formed in positions, corresponding to the shaft wall of the rotating shaft (5) and the fixture block (23), and the groove.

3. The electric forklift lifting device with high stability as claimed in claim 2, wherein the upper ends of the left and right side walls of the fixture block (23) are symmetrically and fixedly connected with slide blocks, and the inner cylinder walls of the left and right sides of the first rectangular cylinder (19) are respectively provided with slide grooves matched with the two slide blocks.

4. The electric forklift lifting device with high stability according to claim 2, wherein a rotating wheel is fixedly connected to the upper end of the screw rod (20).

5. The electric forklift lifting device with high stability according to claim 1, wherein the buffering mechanism comprises a fixed block (13), a movable rod (15) and a second spring (12), the fixed block (13) is fixedly connected with the left side wall of the bottom plate (16), a second through hole is formed in the upper end of the fixed block (13), the movable rod (15) is fixedly connected with the hole wall of the through hole, the upper end and the lower end of the movable rod (15) both extend to the outside of the second through hole and are respectively fixedly connected with a top plate (11) and a limiting block (14), and the rod walls of the second spring (12) and the movable rod (15) are movably sleeved between the top plate (11) and the fixed block (13).