CN221093631U - Fork truck portal additional strengthening - Google Patents
Fork truck portal additional strengthening Download PDFInfo
- Publication number
- CN221093631U CN221093631U CN202323307025.XU CN202323307025U CN221093631U CN 221093631 U CN221093631 U CN 221093631U CN 202323307025 U CN202323307025 U CN 202323307025U CN 221093631 U CN221093631 U CN 221093631U
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- portal
- fork
- mast
- frame
- reinforcing structure
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- 238000005728 strengthening Methods 0.000 title claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 19
- 239000002356 single layer Substances 0.000 description 4
- 230000002457 bidirectional effect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Forklifts And Lifting Vehicles (AREA)
Abstract
The application relates to the field of fork frame door frames and discloses a fork frame door frame reinforcing structure. The application discloses a forklift mast reinforcing structure, which comprises an outer mast, wherein a fastening screw is connected with the inner side of the bottom of the outer mast in a threaded manner, a bottom plate is fixedly arranged at the rear end of the bottom of the outer mast, a hydraulic rod is fixedly arranged on the surface of the bottom plate, a top plate is fixedly arranged at the top end of the hydraulic rod, an inner mast is connected with the inner side of the outer mast in a sliding manner, a U-shaped chute is formed in the inner mast, threaded holes are formed in the side ends of the inner mast, bolts are connected with the inner threads of the threaded holes, and the top plate is fixedly arranged at the rear end of the top of the inner mast through the bolts. The stability of whole device can be improved through the structure of double-deck portal to this device, can share the pressure that interior portal bore at the during operation, and the portal additional strengthening of interpolation is convenient to install and dismantles.
Description
Technical Field
The application belongs to the technical field of fork frame door frames, and particularly relates to a fork frame door frame reinforcing structure.
Background
Fork truck portal frames are the main load-bearing structure of fork truck pick-up devices, also known as portal frames, which are also used widely in factories to transport goods.
The utility model discloses a forklift mast, which comprises two outer masts, wherein one sides of the two outer masts are respectively provided with a groove, a fork moving mechanism and a lifting mechanism are arranged between the two grooves, the fork moving mechanism comprises baffle plates movably connected between the two outer masts, the middle parts of one sides of the two baffle plates are respectively movably connected with two bidirectional screw rods, two ends of the outer walls of the two bidirectional screw rods are respectively in threaded connection with a movable plate, a worm is sleeved in the middle part of each bidirectional screw rod, a worm wheel is connected in meshed manner, a transmission shaft is fixedly connected to the center of the top of each worm wheel, and the bottoms of the two movable plate movable plates are respectively fixedly connected with a fork, and the lifting mechanism comprises a sliding block movably connected between the two outer masts.
However, the forklift mast has a single-layer mast structure, and the lifting structure of the fork cannot be separated from the fixed structure of the mast, so that the single-layer mast is easy to bear large pressure during working, and the mast is easy to damage.
Disclosure of utility model
The application aims at: in order to solve the problem that the forklift mast only has a single-layer mast structure, a lifting structure of a fork cannot be separated from a fixed structure of the mast, so that the single-layer mast is easy to bear large pressure during working, and the mast is easy to damage, the forklift mast reinforcing structure is provided.
The technical scheme adopted by the application is as follows: the utility model provides a fork truck portal additional strengthening, includes the outer portal, the inboard threaded connection in bottom of outer portal has fastening screw, the bottom rear end fixed mounting of outer portal has the bottom plate, the fixed surface of bottom plate installs the hydraulic stem, the top fixed mounting of hydraulic stem has the roof, the inboard sliding connection of outer portal has the inner portal, U type spout has been seted up to the inside of inner portal, threaded hole has been seted up to the side of inner portal, the internal thread connection of screw hole has the bolt, the top rear end of inner portal has the roof through bolt fixed mounting.
Through adopting above-mentioned technical scheme, the inside slidable mounting of outer portal has the inner portal, and the U type spout of seting up in the inside of inner portal is used for installing fork and its elevation structure. The fastening screw rod of outer portal bottom installation is used for strengthening the stability of the structure at outer portal both ends, and the bottom plate is located the bottom rear end of outer portal, can conveniently install the hydraulic stem, starts the roof that the hydraulic stem can drive the top and reciprocates, and then drives the inner portal of roof side and reciprocate, and the U type spout similar with the inner portal has also been seted up to the inside of outer portal, and the inner portal reciprocates through roof and hydraulic stem and can reciprocate in the inside spout of outer portal. The top plate is fixedly connected with the inner door frame through bolts, so that the installation and the disassembly are convenient.
In a preferred embodiment, the rear end of the outer door frame is fixedly connected with a second connecting plate, and the rear end of the inner door frame is fixedly connected with a first connecting plate.
Through adopting above-mentioned technical scheme, the second connecting plate is used for the left and right sides both ends of fixed outer portal, and first connecting plate is used for the left and right sides both ends of fixed inner portal for strengthen the stability of device.
In a preferred embodiment, a sliding block is slidably connected to the inside of the U-shaped chute, and a lifting frame is fixedly arranged at the side end of the sliding block.
Through adopting above-mentioned technical scheme, the side of lifting frame is used for installing fork partial structure of fork truck, and the slider of lifting frame side installation can reciprocate in the inside U type spout department of portal, and the upper and lower high position of convenient adjustment fork frame.
In a preferred embodiment, a chain guide wheel is fixedly arranged at the top end of the top plate and close to one side of the U-shaped chute, a chain is sleeved on the surface of the chain guide wheel, a chain installation block is fixedly arranged at the top of the sliding block and positioned at the inner side of the U-shaped chute, and a chain is fixedly arranged in the chain installation block.
By adopting the technical scheme, the chain guide wheel is used for adjusting the direction of the chain, and the chain installation block with the surface installed on the sliding block is used for installing the tail end of the chain. One end of the chain is connected with the lifting frame, and the other end of the chain is connected with a rear end retraction device of the outer door frame through a chain guide wheel. The up-down height of the lifting frame can be adjusted through the retraction of the chain.
In a preferred embodiment, the front end of the lifting frame is fixedly connected with a fork frame seat, and the front side end of the fork frame seat is rotatably connected with a rotating shaft.
Through adopting above-mentioned technical scheme, the axis of rotation of side installation of fork frame seat can be used for adjusting the left and right sides position of fork frame.
In a preferred embodiment, the surface of the rotating shaft is slidably connected with a fork.
Through adopting above-mentioned technical scheme, the fork frame is used for forking the freight, can slide about the surface of axis of rotation, adjusts the width of fork frame.
In a preferred embodiment, a hinge is fixedly arranged at the side end of the fork frame seat, and a U-shaped limiting plate is rotatably connected to the side end of the fork frame seat through the hinge.
Through adopting above-mentioned technical scheme, U type limiting plate can rotate at the side of fork frame seat through the hinge, and the inside of U type limiting plate can be used for spacing fork frame.
In a preferred embodiment, a bolt is fixedly installed at the front end of the fork frame seat and below the rotating shaft, and a U-shaped limiting plate is fixedly installed at the side end of the bolt.
Through adopting above-mentioned technical scheme, the bolt is used for fixing the other end of U type limiting plate, when needs are spacing to the fork frame, can be through rotating U type limiting plate, is fixed in the side of fork frame seat through the bolt with the other end of U type limiting plate, locates the fork frame cover in the inside of U type limiting plate and accomplishes spacingly.
In summary, due to the adoption of the technical scheme, the beneficial effects of the application are as follows:
In the application, an inner door frame is slidably arranged in an outer door frame, and a U-shaped chute arranged in the inner door frame is used for installing a fork frame and a lifting structure thereof. The fastening screw rod of outer portal bottom installation is used for strengthening the stability of the structure at outer portal both ends, and the bottom plate is located the bottom rear end of outer portal, can conveniently install the hydraulic stem, starts the roof that the hydraulic stem can drive the top and reciprocates, and then drives the inner portal of roof side and reciprocate, and the U type spout similar with the inner portal has also been seted up to the inside of outer portal, and the inner portal reciprocates through roof and hydraulic stem and can reciprocate in the inside spout of outer portal. The top plate is fixedly connected with the inner door frame through bolts, so that the installation and the disassembly are convenient. When the fork frame is used for taking goods, the lifting frame can be pulled by the retraction chain to move up and down at the U-shaped chute in the inner door frame, and meanwhile, the hydraulic rod can be started to drive the top plate, so that the inner door frame is driven to move up and down in the outer door frame. When fork gets goods, the outer portal can share the pressure that the goods brought to fastening screw for fastening screw, and the outer portal is the higher metal material of intensity, can strengthen the intensity at both ends about the outer portal through the inboard end installation fastening screw of outer portal and second connecting plate, can strengthen the stability at inner portal effect both ends to the first connecting plate of inner portal side installation. The pressure borne by the fastening screw can be shared by the hydraulic rod and the top plate. Through the structure of double-deck portal, with the elevation structure of fork and the fixed knot of portal structure, can let the better protection device of outer portal wholly. The stability of whole device can be improved through the structure of double-deck portal to this device, can share the pressure that interior portal bore at the during operation, and the portal additional strengthening of interpolation is convenient to install and dismantles.
Drawings
FIG. 1 is a schematic view of the overall structure of a forklift mast reinforcement structure in the present application;
FIG. 2 is a schematic view of the connection structure of the inner and outer door frames in the present application;
FIG. 3 is a schematic view of the structure of the inner door frame of the present application;
Fig. 4 is a schematic view of a fork and a part of an adjacent structure thereof in the present application.
The marks in the figure: 1. an outer door frame; 2. fastening a screw; 3. a bottom plate; 4. a hydraulic rod; 5. a top plate; 6. an inner door frame; 7. a bolt; 8. a U-shaped chute; 9. a first connection plate; 10. a threaded hole; 11. a lifting frame; 12. a slide block; 13. a chain mounting block; 14. a fork mount; 15. a rotating shaft; 16. a fork; 17. a U-shaped limiting plate; 18. a chain guide wheel; 19. a plug pin; 20. a hinge; 21. and a second connecting plate.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present application more apparent, the technical solutions in the embodiments of the present application will be clearly and completely described in the following in conjunction with the embodiments of the present application, and it is apparent that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Examples:
Referring to fig. 1-3, a forklift mast reinforcing structure comprises an outer mast 1, wherein a fastening screw 2 is connected with the inner side of the bottom of the outer mast 1 in a threaded manner, a bottom plate 3 is fixedly arranged at the rear end of the bottom of the outer mast 1, a hydraulic rod 4 is fixedly arranged on the surface of the bottom plate 3, a top plate 5 is fixedly arranged at the top end of the hydraulic rod 4, an inner mast 6 is connected with the inner side of the outer mast 1 in a sliding manner, a U-shaped chute 8 is formed in the inner mast 6, a threaded hole 10 is formed in the side end of the inner mast 6, a bolt 7 is connected with the inner thread of the threaded hole 10, and the top plate 5 is fixedly arranged at the rear end of the top of the inner mast 6 through the bolt 7. The inner part of the outer door frame 1 is slidably provided with an inner door frame 6, and a U-shaped chute 8 formed in the inner part of the inner door frame 6 is used for installing a fork 16 and a lifting structure thereof. The fastening screw 2 of outer portal 1 bottom installation is used for strengthening the stability of the structure at outer portal 1 both ends, and bottom plate 3 is located the bottom rear end of outer portal 1, can conveniently install hydraulic stem 4, and the roof 5 that starts hydraulic stem 4 and can drive the top reciprocates, and then drives the interior portal 6 of roof 5 side and reciprocate, and U type spout 8 similar with interior portal 6 has also been seted up to the inside of outer portal 1, and interior portal 6 reciprocates in the inside spout of outer portal 1 through roof 5 and hydraulic stem 4. The top plate 5 is fixedly connected with the inner door frame 6 through bolts 7, so that the installation and the disassembly are convenient.
Referring to fig. 2, the rear end of the outer door frame 1 is fixedly connected with a second connection plate 21, and the rear end of the inner door frame 6 is fixedly connected with a first connection plate 9. The second connecting plate 21 is used for fixing the left and right ends of the outer door frame 1, and the first connecting plate 9 is used for fixing the left and right ends of the inner door frame 6, so as to strengthen the stability of the device.
Referring to fig. 1 and 4,U, a slider 12 is slidably connected to the inside of the chute 8, and a lifting frame 11 is fixedly installed at the side end of the slider 12. The side end of the lifting frame 11 is used for installing a fork part structure of a forklift, and the sliding block 12 arranged at the side end of the lifting frame 11 can move up and down at the position of the U-shaped sliding groove 8in the inner door frame 6, so that the upper and lower height positions of the fork frame 16 can be conveniently adjusted.
Referring to fig. 1, a chain guide 18 is fixedly mounted on the top end of the top plate 5 and on one side close to the U-shaped chute 8, a chain is sleeved on the surface of the chain guide 18, a chain mounting block 13 is fixedly mounted on the top of the sliding block 12 and on the inner side of the U-shaped chute 8, and a chain is fixedly mounted in the chain mounting block 13. The chain guide 18 is used to adjust the direction of the chain and the surface mounted chain mounting blocks 13 of the slider 12 are used to mount the ends of the chain. One end of the chain is connected with the lifting frame 11, and the other end is connected with a rear end retraction device of the outer portal 1 through a chain guide wheel 18. The vertical height of the lifting frame 11 can be adjusted by the retraction of the chain.
Referring to fig. 4, a fork frame 14 is fixedly coupled to a front end of the lifting frame 11, and a rotation shaft 15 is rotatably coupled to a front end of the fork frame 14. The rotation shafts 15 mounted at the side ends of the fork mount 14 can be used to adjust the left and right positions of the fork 16.
Referring to fig. 4, a fork 16 is slidably coupled to a surface of the rotation shaft 15. The fork 16 is used for fork-transporting objects, and can slide left and right on the surface of the rotating shaft 15 to adjust the width of the fork 16.
Referring to fig. 4, a hinge 20 is fixedly installed at a side end of the fork frame 14, and a U-shaped limiting plate 17 is rotatably connected to the side end of the fork frame 14 through the hinge 20. The U-shaped limiting plate 17 may be rotated at a side end of the fork mount 14 by a hinge 20, and the inside of the U-shaped limiting plate 17 may be used to limit the fork 16.
Referring to fig. 4, a pin 19 is fixedly installed at the front end of the fork frame 14 below the rotation shaft 15, and a U-shaped limiting plate 17 is fixedly installed at the side end of the pin 19. The bolt 19 is used for fixing the other end of the U-shaped limiting plate 17, when the fork 16 is required to be limited, the other end of the U-shaped limiting plate 17 can be fixed at the side end of the fork frame seat 14 through the bolt 19 by rotating the U-shaped limiting plate 17, and the fork 16 is sleeved in the U-shaped limiting plate 17 to complete limiting.
The implementation principle of the embodiment of the forklift mast reinforcing structure is as follows: the inner part of the outer door frame 1 is slidably provided with an inner door frame 6, and a U-shaped chute 8 formed in the inner part of the inner door frame 6 is used for installing a fork 16 and a lifting structure thereof. The fastening screw 2 of outer portal 1 bottom installation is used for strengthening the stability of the structure at outer portal 1 both ends, and bottom plate 3 is located the bottom rear end of outer portal 1, can conveniently install hydraulic stem 4, and the roof 5 that starts hydraulic stem 4 and can drive the top reciprocates, and then drives the interior portal 6 of roof 5 side and reciprocate, and U type spout 8 similar with interior portal 6 has also been seted up to the inside of outer portal 1, and interior portal 6 reciprocates in the inside spout of outer portal 1 through roof 5 and hydraulic stem 4. The top plate 5 is fixedly connected with the inner door frame 6 through bolts 7, so that the installation and the disassembly are convenient. When the fork 16 is used for fork taking of goods, the lifting frame 11 can be pulled by the retraction chain to move up and down at the position of the U-shaped chute 8 in the inner door frame 6, and meanwhile, the hydraulic rod 4 can be started to drive the top plate 5, so that the inner door frame 6 is driven to move up and down in the outer door frame 1. When fork gets goods, the outer portal 1 can share the pressure that the goods brought to fastening screw 2 for fastening screw 2, and outer portal 1 is the higher metal material of intensity, through the inboard end installation fastening screw 2 and the second connecting plate 21 of outer portal 1 can strengthen the intensity at both ends about outer portal 1, can strengthen the stability at inner portal 6 effect both ends to inner portal 6 side installation first connecting plate 9. The pressure borne by the fastening screw 2 can be shared by the hydraulic rod 4 and the top plate 5. Through the structure of double-deck portal, with the elevation structure of fork and the fixed knot of portal structure, can let the better protection device of outer portal 1 wholly. The stability of whole device can be improved through the structure of double-deck portal to this device, can share the pressure that interior portal bore at the during operation, and the portal additional strengthening of interpolation is convenient to install and dismantles.
The above embodiments are only for illustrating the technical solution of the present application, and are not limiting; although the application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present application.
Claims (8)
1. The utility model provides a fork truck portal additional strengthening, includes outer portal (1), its characterized in that: the utility model discloses a door frame, including outer portal (1), screw bolt (6), screw bolt (10) are offered to the inside threaded connection in bottom of outer portal (1), the bottom rear end fixed mounting of outer portal (1) has bottom plate (3), the fixed surface of bottom plate (3) installs hydraulic stem (4), the top fixed mounting of hydraulic stem (4) has roof (5), the inside sliding connection of outer portal (1) has interior portal (6), U type spout (8) are offered to the inside of interior portal (6), threaded hole (10) are offered to the side of interior portal (6), the inside threaded connection of threaded hole (10) has bolt (7), the top rear end of interior portal (6) has roof (5) through bolt (7) fixed mounting.
2. A forklift mast reinforcing structure as claimed in claim 1, wherein: the rear side end of the outer portal frame (1) is fixedly connected with a second connecting plate (21), and the rear side end of the inner portal frame (6) is fixedly connected with a first connecting plate (9).
3. A forklift mast reinforcing structure as claimed in claim 1, wherein: the inside sliding connection of U type spout (8) has slider (12), the side of slider (12) is fixed with lifting frame (11).
4. A forklift mast reinforcing structure as claimed in claim 3, wherein: the top of roof (5) and be close to one side fixed mounting of U type spout (8) have chain guide pulley (18), chain guide pulley (18) surface cover is equipped with the chain, the top of slider (12) just is located the inboard fixed mounting of U type spout (8) and has chain installation piece (13), the inside fixed mounting of chain installation piece (13) has the chain.
5. A forklift mast reinforcing structure as claimed in claim 3, wherein: the front end of the lifting frame (11) is fixedly connected with a fork frame seat (14), and the front side end of the fork frame seat (14) is rotatably connected with a rotating shaft (15).
6. A forklift mast reinforcing structure as defined in claim 5, wherein: the surface of the rotating shaft (15) is connected with a fork frame (16) in a sliding way.
7. A forklift mast reinforcing structure as defined in claim 5, wherein: the side end of the fork frame seat (14) is fixedly provided with a hinge (20), and the side end of the fork frame seat (14) is rotationally connected with a U-shaped limiting plate (17) through the hinge (20).
8. A forklift mast reinforcing structure as defined in claim 5, wherein: the fork frame is characterized in that a plug pin (19) is fixedly arranged at the front end of the fork frame seat (14) and below the rotating shaft (15), and a U-shaped limiting plate (17) is fixedly arranged at the side end of the plug pin (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323307025.XU CN221093631U (en) | 2023-12-06 | 2023-12-06 | Fork truck portal additional strengthening |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323307025.XU CN221093631U (en) | 2023-12-06 | 2023-12-06 | Fork truck portal additional strengthening |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221093631U true CN221093631U (en) | 2024-06-07 |
Family
ID=91319490
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323307025.XU Active CN221093631U (en) | 2023-12-06 | 2023-12-06 | Fork truck portal additional strengthening |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221093631U (en) |
-
2023
- 2023-12-06 CN CN202323307025.XU patent/CN221093631U/en active Active
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| Date | Code | Title | Description |
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