CN111924757A

CN111924757A - Hydraulic forklift hoisting device

Info

Publication number: CN111924757A
Application number: CN202011087259.6A
Authority: CN
Inventors: 李培峨
Original assignee: Yantai Special Equipment Inspection Institute
Current assignee: Yantai Special Equipment Inspection Institute
Priority date: 2020-10-13
Filing date: 2020-10-13
Publication date: 2020-11-13
Anticipated expiration: 2040-10-13
Also published as: CN111924757B

Abstract

The invention discloses a hydraulic forklift lifting device which comprises a supporting table, a weight box, a first switch, a second switch, a shaft seat, a connecting shaft, a connecting seat, a supporting seat, an air cylinder, a hydraulic cylinder, a lifting seat and a guide post, wherein a storage battery is fixedly arranged at the lower end of the supporting table, a bearing sleeve is fixedly connected at the lower end of the supporting table, a bearing is fixedly arranged in the bearing sleeve, a rotating shaft is sleeved in the bearing, a wheel carrier is fixedly connected at the lower end of the rotating shaft, a wheel shaft is fixedly arranged in the wheel carrier, a wheel is rotatably connected to the outer side of the wheel shaft, and a connecting frame is fixedly connected to the wheel. According to the invention, the weight box is designed, water can be added into the weight box to realize weight balancing, the bottom of the weight box is provided with the water discharge pipe, and the water discharge pipe is provided with the valve.

Description

Hydraulic forklift hoisting device

Technical Field

The invention belongs to the technical field of hoisting devices, and particularly relates to a hydraulic forklift hoisting device.

Background

A hydraulic forklift is equipment used for a workshop and is mainly used for carrying articles. The existing hydraulic forklift is mainly driven by a power supply to lift and transfer articles and the like. The existing forklift is generally provided with a balancing weight, so that the forklift is prevented from being overturned in the working process. But current balancing weight all is fixed weight, can't change it when not needing to use very big counter weight to lead to the waste of the power energy, moreover at fork truck's inserted bar inclination unadjustable, this has just led to the bearing capacity fixed, is difficult to bear heavier goods. Generally, a forklift has a guide mechanism, but the guide mechanism lacks a heat dissipation measure, so that the service life of the guide mechanism is shortened. Accordingly, there is a need for improvements in the art.

Disclosure of Invention

The present invention has been made to solve the above problems, and an object of the present invention is to provide a hydraulic forklift lifting apparatus which solves the problems of the related art.

In order to solve the above problems, the present invention provides a technical solution:

a hydraulic forklift lifting device comprises a supporting table, a weight box, a first switch, a second switch, a shaft seat, a connecting shaft, a connecting seat, a supporting seat, a cylinder, a hydraulic cylinder, a lifting seat and a guide post, wherein a storage battery is fixedly arranged at the lower end of the supporting table, a bearing sleeve is fixedly connected at the lower end of the supporting table, a bearing is fixedly arranged in the bearing sleeve, a rotating shaft is sleeved in the bearing, a wheel carrier is fixedly connected at the lower end of the rotating shaft, a wheel shaft is fixedly arranged in the wheel carrier, a wheel is rotatably connected at the outer side of the wheel shaft, a connecting frame is fixedly connected on the wheel carrier, a locking nail is connected in the connecting frame through threads and is in contact with the wheel, the weight box is fixedly connected at the upper end of the supporting table, a connecting rod is fixedly connected at the right end of the weight box, first switch and cylinder pass through wire and battery series connection, second switch and pneumatic cylinder pass through wire and battery series connection, fixedly connected with handle on the connecting rod, the right side bottom fixedly connected with drain pipe of weight box, install the valve on the drain pipe, the case lid is installed through the bolt in the upper end of weight box, the lower extreme bonding of case lid has sealed the pad, the middle part fixedly connected with filler of case lid, there is the end cover upper end at the filler through threaded connection.

Preferably, the upper end of the supporting table is fixedly connected with a shaft seat, a connecting shaft is rotationally connected in the shaft seat, a connecting seat is connected to the outer side of the connecting shaft through threads, a supporting seat is fixedly connected to the upper end of the connecting seat, a first hinged seat is fixedly connected to the right end of the supporting seat, a second hinged seat is fixedly connected to the upper end of the supporting table, a hinged rod is hinged to the second hinged seat, a cylinder is fixedly connected to the hinged rod, a cylinder rod of the cylinder is hinged to the first hinged seat, a hydraulic cylinder is fixedly connected to the upper end of the supporting seat, a connecting sleeve is installed at the upper end of a hydraulic rod of the hydraulic cylinder through a bolt, a lifting seat is fixedly connected to the upper end of the connecting sleeve, a vertical plate is fixedly connected to.

Preferably, the number of the inserted bars is two, and the two inserted bars are symmetrically distributed at the bottom of the left side of the vertical plate.

Preferably, the number of the connecting seats is two, and the two connecting seats are symmetrically distributed at the lower end of the supporting seat.

As preferred, the upper end fixedly connected with guide post of supporting seat, the guide way has been seted up on the surface of guide post, install the ball in the guide way, the quantity of ball is a plurality of, and is a plurality of the ball is longitudinal arrangement, the inside fixedly connected with sleeve of lift seat, the ball groove has been seted up in the sleeve, ball groove and ball contact, telescopic upper end has the cover through threaded connection, the through-hole has been seted up at the middle part of cover, through-hole and guide post sliding connection, heat conduction cover has been cup jointed in the outside of guide post, heat conduction cover's fixed surface is connected with the heat dissipation strip, the heat dissipation strip runs through the case lid on the weight box.

Preferably, the heat conduction sleeve and the heat dissipation strip are of an integrated structure and are made of a heat conduction silica gel material.

Preferably, the number of the guide grooves on the guide post is four, and the four guide grooves are uniformly distributed on the guide post.

The invention has the beneficial effects that: according to the invention, the weight box is designed, water can be added into the weight box to realize weight balancing, the bottom of the weight box is provided with the water discharge pipe, and the water discharge pipe is provided with the valve;

the axle seat, the connecting shaft, the connecting seat and the supporting seat are designed to form a rotating mechanism, and the first hinged seat, the second hinged seat, the hinged rod, the air cylinder and the air cylinder rod are designed to adjust the inclination angle of the supporting seat, so that the inclination angle of the inserted rod can be adjusted, and the inserted rod can bear heavier goods without increasing a counter weight, so that the forklift does not overturn;

through the outside installation sleeve at the guide post, installation ball in the sleeve can make guiding mechanism more smooth and easy, and the mobility can be better, and at the guide post outside installation heat conduction cover, the heat dissipation strip is drawn forth to the heat conduction cover, through introducing the heat dissipation strip in the weight box, can realize dispelling the heat fast, avoids guiding mechanism overheated reduction life.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and the accompanying drawings.

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

FIG. 2 is an enlarged view of the portion A of FIG. 1 according to the present invention;

FIG. 3 is an enlarged view of the portion B of FIG. 1 according to the present invention;

FIG. 4 is a top view of the bayonet of FIG. 1 in accordance with the present invention;

FIG. 5 is an enlarged view of the structure of the portion C of FIG. 4 according to the present invention;

FIG. 6 is a left side view of the axle seat of FIG. 1 in accordance with the present invention;

fig. 7 is a top view of the case cover of fig. 1 of the present invention.

In the figure: 1. a support table; 2. a storage battery; 3. a bearing housing; 4. a bearing; 5. a rotating shaft; 6. a wheel carrier; 7. a wheel axle; 8. a wheel; 9. a connecting frame; 10. locking nails; 13. a weight box; 14. a connecting rod; 15. a first switch; 16. a second switch; 17. a handle; 18. a drain pipe; 19. a valve; 20. a box cover; 21. a gasket; 22. a water filling port; 23. an end cap; 24. a shaft seat; 25. a connecting shaft; 26. a connecting seat; 27. a supporting seat; 28. a first hinge mount; 29. a second hinge mount; 30. a hinged lever; 31. a cylinder; 32. a cylinder rod; 33. a hydraulic cylinder; 34. a hydraulic lever; 35. connecting sleeves; 36. a lifting seat; 37. a vertical plate; 38. inserting a rod; 39. a guide post; 40. a guide groove; 41. a ball bearing; 42. a sleeve; 43. a ball groove; 44. a cylinder cover; 45. a through hole; 46. a heat conducting sleeve; 47. a heat dissipating strip.

Detailed Description

As shown in fig. 1 to 7, the following technical solutions are adopted in the present embodiment:

the utility model provides a hydraulic pressure fork truck hoisting apparatus, includes brace table 1, weight box 13, first switch 15, second switch 16, axle bed 24, connecting axle 25, connecting seat 26, supporting seat 27, cylinder 31, pneumatic cylinder 33, lift seat 36, guide post 39, the lower extreme fixed mounting of brace table 1 has battery 2, brace table 1's lower extreme fixedly connected with bearing housing 3, the inside fixed mounting of bearing housing 3 has bearing 4, the pivot 5 has been cup jointed in the bearing 4, the lower extreme fixedly connected with wheel carrier 6 of pivot 5, fixed mounting has shaft 7 in the wheel carrier 6, the outside of shaft 7 is rotated and is connected with wheel 8, fixedly connected with link 9 on the wheel carrier 6, there is lock pin 10 through threaded connection in the link 9, lock pin 10 contacts with wheel 8.

Wherein, brace table 1's upper end fixedly connected with weight box 13, the splendid attire has water in the weight box 13, the right-hand member fixedly connected with connecting rod 14 of weight box 13, fixed mounting has first switch 15 and second switch 16 on the connecting rod 14, first switch 15 and cylinder 31 pass through wire and battery 2 series connection, second switch 16 and pneumatic cylinder 33 pass through wire and battery 2 series connection, fixedly connected with handle 17 on the connecting rod 14, the right side bottom fixedly connected with drain pipe 18 of weight box 13, install valve 19 on the drain pipe 18, case lid 20 is installed through the bolt in the upper end of weight box 13, the lower extreme bonding of case lid 20 has sealed the pad 21, the middle part fixedly connected with filler port 22 of case lid 20, there is end cover 23 upper end through threaded connection of filler port 22.

Wherein, the upper end of the supporting platform 1 is fixedly connected with a shaft seat 24, the shaft seat 24 is rotationally connected with a connecting shaft 25, the outer side of the connecting shaft 25 is connected with a connecting seat 26 through a thread, the upper end of the connecting seat 26 is fixedly connected with a supporting seat 27, the right end of the supporting seat 27 is fixedly connected with a first hinged seat 28, the upper end of the supporting table 1 is fixedly connected with a second hinged seat 29, the second hinge base 29 is hinged with a hinge rod 30, the hinge rod 30 is fixedly connected with an air cylinder 31, a cylinder rod 32 of the cylinder 31 is hinged with the first hinge seat 28, the upper end of the support seat 27 is fixedly connected with a hydraulic cylinder 33, a connecting sleeve 35 is installed at the upper end of a hydraulic rod 34 of the hydraulic cylinder 33 through a bolt, a lifting seat 36 is fixedly connected at the upper end of the connecting sleeve 35, the lower end of the lifting seat 36 is fixedly connected with a vertical plate 37, and the lower end of the vertical plate 37 is fixedly connected with an inserted link 38.

Wherein, the upper end fixedly connected with guide post 39 of supporting seat 27, guide way 40 has been seted up on the surface of guide post 39, install ball 41 in the guide way 40, the quantity of ball 41 is a plurality of, and is a plurality of ball 41 is longitudinal arrangement, the inside fixedly connected with sleeve 42 of lift seat 36, ball groove 43 has been seted up in the sleeve 42, ball groove 43 and ball 41 contact, there is cover 44 upper end through threaded connection, through-hole 45 has been seted up at the middle part of cover 44, through-hole 45 and guide post 39 sliding connection, heat conduction cover 46 has been cup jointed in the outside of guide post 39, the fixed surface of heat conduction cover 46 is connected with heat dissipation strip 47, heat dissipation strip 47 runs through case lid 20 on the weight box 13.

The heat conducting sleeve 46 and the heat dissipating strip 47 are of an integrated structure and are made of a heat conducting silica gel material.

The number of the inserting rods 38 is two, and the two inserting rods 38 are symmetrically distributed at the bottom of the left side of the vertical plate 37.

The number of the guide grooves 40 on the guide post 39 is four, and the four guide grooves 40 are uniformly distributed on the guide post 39.

The number of the connecting seats 26 is two, and the two connecting seats 26 are symmetrically distributed at the lower end of the supporting seat 27.

The using state of the invention is as follows: when the inserted bar 38 needs to be lifted, the second switch 16 is started, the hydraulic cylinder 33 works, the hydraulic rod 34 of the hydraulic cylinder 33 moves upwards, the hydraulic rod 34 drives the connecting sleeve 35 to move upwards, the connecting sleeve 35 drives the lifting seat 36 to move upwards, the lifting seat 36 drives the vertical plate 37 to move upwards, the vertical plate 37 drives the inserted bar 38 to move upwards, the inserted bar 38 can be lifted, when the lifting seat 36 is lifted, the sleeve 42 can be driven to move upwards, the sleeve 42 drives the ball 41 to move upwards, the guiding function is realized, the guiding column 39 is rubbed by the ball 41 to generate heat, the heat can be transferred into water in the counterweight box 13 through the heat conducting sleeve 46 and the heat dissipation strip 47, heat dissipation can be realized, and overheating of the guiding column 39 is avoided;

when the weight of the weight box 13 needs to be adjusted, the valve 19 can be opened, namely the water discharge pipe 18 can be opened, the water in the weight box 13 is discharged, and the weight of the weight box 13 is reduced, so that the energy loss can be saved when low-weight goods are transported, and when heavy goods are transported, the end cover 23 can be opened, and water is added into the weight box 13 through the water adding port 22;

when the inclination angle of the inserted rod 38 needs to be adjusted, the air cylinder 31 is started, the air cylinder rod 32 of the air cylinder 31 contracts, the air cylinder rod 32 drives the first hinge seat 28 to deflect rightwards, the first hinge seat 28 drives the supporting seat 27 to deflect rightwards, the hydraulic cylinder 33 is driven to deflect rightwards, the hydraulic cylinder 33 drives the hydraulic rod 34 to deflect rightwards, the hydraulic rod 34 drives the connecting sleeve 35 to deflect rightwards, the connecting sleeve 35 drives the lifting seat 36 to deflect rightwards, the lifting seat 36 drives the vertical plate 37 to deflect rightwards, the vertical plate 37 drives the inserted rod 38 to deflect rightwards, the angle adjustment of the inserted rod 38 can be realized, according to the mechanical principle, after the inserted rod 38 deflects rightwards for a certain angle, the inserted rod 38 can bear.

While there have been shown and described what are at present considered to be the fundamental principles of the invention and its essential features and advantages, it will be understood by those skilled in the art that the invention is not limited by the embodiments described above, which are merely illustrative of the principles of the invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the invention as defined by the appended claims and their equivalents.

Claims

1. The utility model provides a hydraulic pressure fork truck hoisting apparatus, includes brace table (1), weight box (13), first switch (15), second switch (16), axle bed (24), connecting axle (25), connecting seat (26), supporting seat (27), cylinder (31), pneumatic cylinder (33), lift seat (36), guide post (39), its characterized in that: the lower end of the supporting table (1) is fixedly provided with a storage battery (2), the lower end of the supporting table (1) is fixedly connected with a bearing sleeve (3), the inside of the bearing sleeve (3) is fixedly provided with a bearing (4), a rotating shaft (5) is sleeved in the bearing (4), the lower end of the rotating shaft (5) is fixedly connected with a wheel carrier (6), a wheel shaft (7) is fixedly arranged in the wheel carrier (6), the outer side of the wheel shaft (7) is rotatably connected with a wheel (8), the wheel carrier (6) is fixedly connected with a connecting frame (9), a locking nail (10) is connected in the connecting frame (9) through threads, the locking nail (10) is in contact with the wheel (8), the upper end of the supporting table (1) is fixedly connected with a weight box (13), the right end of the weight box (13) is fixedly connected with a connecting rod (14), the connecting rod (14) is fixedly provided with a first switch (15), the first switch (15) and the air cylinder (31) are connected with a storage battery (2) in series through a lead, the second switch (16) and the hydraulic cylinder (33) are connected with the storage battery (2) in series through a lead, a handle (17) is fixedly connected to the connecting rod (14), a drain pipe (18) is fixedly connected to the bottom of the right side of the counterweight box (13), a valve (19) is installed on the drain pipe (18), a box cover (20) is installed at the upper end of the counterweight box (13) through a bolt, a sealing gasket (21) is bonded to the lower end of the box cover (20), a water filling port (22) is fixedly connected to the middle of the box cover (20), and an end cover (23) is connected to the upper end of the water filling port (22) through threads;

the upper end of the supporting table (1) is fixedly connected with a shaft seat (24), the shaft seat (24) is rotationally connected with a connecting shaft (25), the outer side of the connecting shaft (25) is connected with a connecting seat (26) through threads, the upper end of the connecting seat (26) is fixedly connected with a supporting seat (27), the right end of the supporting seat (27) is fixedly connected with a first hinged seat (28), the upper end of the supporting table (1) is fixedly connected with a second hinged seat (29), a hinged rod (30) is hinged on the second hinged seat (29), an air cylinder (31) is fixedly connected on the hinged rod (30), an air cylinder rod (32) of the air cylinder (31) is hinged with the first hinged seat (28), the upper end of the supporting seat (27) is fixedly connected with a hydraulic cylinder (33), and a connecting sleeve (35) is installed at the upper end of a hydraulic rod (34), the upper end fixedly connected with lift seat (36) of adapter sleeve (35), the lower extreme fixedly connected with riser (37) of lift seat (36), the lower extreme fixedly connected with inserted bar (38) of riser (37).

2. The hydraulic forklift lifting device according to claim 1, wherein: the number of the inserted bars (38) is two, and the two inserted bars (38) are symmetrically distributed at the bottom of the left side of the vertical plate (37).

3. The hydraulic forklift lifting device according to claim 1, wherein: the number of the connecting seats (26) is two, and the two connecting seats (26) are symmetrically distributed at the lower end of the supporting seat (27).

4. The hydraulic forklift lifting device according to claim 1, wherein: the upper end of the supporting seat (27) is fixedly connected with a guide post (39), the surface of the guide post (39) is provided with a guide groove (40), the guide groove (40) is internally provided with a plurality of balls (41), the balls (41) are arranged in a longitudinal direction, a sleeve (42) is fixedly connected inside the lifting seat (36), a ball groove (43) is arranged in the sleeve (42), the ball groove (43) is contacted with the ball (41), the upper end of the sleeve (42) is connected with a sleeve cover (44) through screw threads, a through hole (45) is arranged in the middle of the cylinder cover (44), the through hole (45) is connected with the guide post (39) in a sliding way, the outer side of the guide post (39) is sleeved with a heat conduction sleeve (46), the surface of the heat conduction sleeve (46) is fixedly connected with a heat dissipation strip (47), the heat dissipation strip (47) penetrates through a box cover (20) on the weight box (13).

5. The hydraulic forklift lifting device according to claim 4, wherein: the heat conduction sleeve (46) and the heat dissipation strip (47) are of an integrated structure and are made of heat conduction silica gel materials.

6. The hydraulic forklift lifting device according to claim 4, wherein: the number of the guide grooves (40) on the guide columns (39) is four, and the four guide grooves (40) are uniformly distributed on the guide columns (39).