Lifting platform

Abstract

The utility model discloses a lifting platform, and relates to the technical field of lifting devices. The construction platform comprises a construction platform body, a rolling shaft is installed below the construction platform body, rolling wheel meshing grooves are formed in the two sides of the lower portion of the construction platform body, roller pattern rolling wheels are installed in the rolling wheel meshing grooves, and rolling wheel sliding grooves are formed in the two sides of the lower portion of the construction platform body. When the construction table begins to ascend, the bidirectional motor is started and drives the rotating shaft to rotate, the two ends of the rotating shaft are connected with the rolling shafts correspondingly, the rotating shaft is in threaded connection with the rotating shaft connecting hole, the rolling shafts can be driven to horizontally move from the connecting edge to the middle through rotation of the rotating shaft, the gravity center of the construction table can be kept in the middle, and stability and reliability are higher.

Description

Technical Field

[0001] The utility model belongs to the technical field of lifting devices, and in particular relates to a lifting platform. Background Art

[0002] Nowadays, many places need to operate at heights when conducting power construction. It is very inconvenient to operate while standing on the ground, so some lifting platforms have appeared, which can raise and lower the workbench to facilitate the operation. However, the construction workers standing on the lifting platform cannot control the movement of the lifting platform, which is inconvenient for the construction workers to work. Moreover, when the lifting platform is working, the center of gravity cannot be located in the middle of the construction platform, which can easily cause the lifting platform to be unstable, resulting in hidden dangers in construction operations. Utility Model Content

[0003] In view of the problems in the related technology, the utility model proposes a lifting platform to overcome the above technical problems existing in the existing related technology.

[0004] In order to solve the above technical problems, the utility model is realized by the following technical solutions:

[0005] The utility model is a lifting platform, comprising a construction platform, a roller is installed under the construction platform, roller meshing grooves are opened on both sides of the bottom of the construction platform, rollers are installed inside the roller meshing grooves, roller slide grooves are opened on both sides of the bottom of the construction platform, rollers are installed inside the roller slide grooves, a connecting round rod is provided on one side of the roller, the connecting round rod is connected to a fixing device, a support rod is connected and installed on the mounting rod, and a bidirectional motor is installed in the middle of the bottom of the construction platform, and the bidirectional motor is provided with a rotating shaft.

[0006] Preferably, a roller-embossed roller is provided on both sides of the roller shaft, a mounting rod is provided in the middle of the roller-embossed roller, a support rod is connected to the mounting rod, a roller is provided on the outer side of the roller-embossed roller, a shaft connecting hole is provided in the middle of the roller shaft, and a shaft is connected to the shaft connecting hole.

[0007] Preferably, the fixing device is composed of an outer sleeve and an inner sleeve, the outer sleeve is provided with a locking clip mounting groove, a locking clip is installed in the locking clip mounting groove, a rope connecting hole is provided on one side of the locking clip, a locking rod is provided below the rope connecting hole, a locking hole is provided below the locking rod, a spring mounting rod is provided at the lower end of one side of the locking clip, a spring is installed on the spring mounting rod, an adjustment hole is provided on the surface of the inner sleeve, and connecting mounting holes are provided at both ends of the outer sleeve and the inner sleeve respectively.

[0008] Preferably, a cylinder seat mounting hole is opened on the support rod, a cylinder mounting seat is installed in the cylinder seat mounting hole, a hydraulic cylinder is installed on the cylinder seat, a cylinder push rod is installed on the upper end of the hydraulic cylinder, and the cylinder push rod is fixedly installed on the support rod.

[0009] Preferably, a base is provided below the construction platform, and the base is provided with a structure identical to that below the construction platform, and a driving wheel is installed below the base, and the driving wheel can brake automatically.

[0010] Preferably, a rope fixing hole is provided on one side of the upper side of the construction platform, a rope is fixed in the rope fixing hole, and a ladder installation groove is provided on one side of the construction platform, a ladder is installed in the ladder installation groove.

[0011] Preferably, roller engagement grooves are provided on both sides of the bottom of the construction platform, and straight knurling that meshes with the roller is provided inside the roller engagement groove. A shaft connecting hole is provided in the middle of the roller, and a thread that matches the roller is provided in the shaft connecting hole.

[0012] Preferably, the surface of the construction platform is provided with anti-slip grooves, and opposite rotating threads are provided at both ends of the rotating shaft.

[0013] The utility model has the following beneficial effects: when the construction platform starts to rise, the bidirectional motor starts, and the bidirectional motor drives the rotating shaft to rotate. Rollers are respectively connected to both ends of the rotating shaft, and the rotating shaft and the rotating shaft connecting hole are connected by threads. Through the rotation of the rotating shaft, the roller can be driven to move horizontally from the connecting edge to the middle, so that the center of gravity of the construction platform can be kept in the middle, which is more stable and reliable. The roller is provided with a roller pattern roller, and the roller pattern roller is provided with a straight knurling that meshes with the roller meshing groove. When the construction platform stops rising, the roller pattern roller meshes with the roller meshing groove, so that the construction platform can be stably fixed. When the construction platform starts to rise, a cylinder seat is installed on the support rod, and a hydraulic cylinder is installed on the cylinder seat. The pneumatic cylinder lifts the support rod to provide power for the construction platform to rise. After the construction platform reaches a height suitable for operation, the hydraulic cylinder stops lifting the support rod, so that the construction platform can reach a suitable working height. When the construction platform begins to rise, pull the rope connected to the fixing device and pull out the locking rod on the locking clamp. As the construction platform rises, the fixing device can be telescopically adjusted. When the construction platform is completely raised, lower the rope connected to the fixing device and fix the rope in the rope fixing hole on one side of the construction platform. At this time, the locking rod on the locking clamp will pass through the locking hole, so that the fixing device continues to be telescopic, which can fix the construction platform.

[0014] Of course, any product implementing the present invention does not necessarily need to achieve all of the advantages described above at the same time. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the utility model embodiments, the drawings required for describing the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative work.

[0016] Figure 1 It is a schematic diagram of the front three-dimensional structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the reverse three-dimensional structure of the construction platform of the utility model;

[0018] Figure 3 This is a schematic diagram of the overall structure of the fixing device of the utility model;

[0019] Figure 4 This is a schematic diagram of the structure of the cylinder mounting body of the utility model.

[0020] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0021] 1. Construction platform; 101. Roller meshing groove; 102. Roller slide groove; 2. Roller; 201. Roller roller; 202. Roller; 203. Connecting round rod; 204. Mounting rod; 205. Rotating shaft connecting hole; 3. Fixing device; 301. Outer sleeve; 302. Inner sleeve; 303. Locking clip mounting groove; 304. Locking hole; 305. Adjusting hole; 306. Connecting mounting hole; 4. Support rod; 401. Cylinder mounting hole; 5. Bidirectional motor; 501. Rotating shaft; 6. Locking clip; 601. Rope connecting hole; 602. Locking rod; 603. Spring mounting rod; 604. Spring; 7. Cylinder seat; 8. Hydraulic cylinder; 9. Cylinder top plate; 10. Base; 11. Ladder; 12. Driving wheel; 13. Rope fixing hole; 14. Ladder mounting groove. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the utility model embodiments to clearly and completely describe the technical solutions in the utility model embodiments. Obviously, the described embodiments are only part of the utility model embodiments, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present utility model, it should be understood that the terms "opening", "upper", "lower", "top", "middle", "inside" and the like indicating orientation or positional relationship are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model.

[0024] See also Figure 1-4 As shown, the utility model is a lifting platform, including a construction platform 1, a roller 2 is installed under the construction platform 1, roller meshing grooves 101 are opened on both sides of the bottom of the construction platform 1, and rollers 201 are installed inside the roller meshing grooves 101, roller slide grooves 102 are opened on both sides of the bottom of the construction platform 1, and rollers 202 are installed inside the roller slide grooves 102, a connecting round rod 203 is provided on one side of the roller 2, and the connecting round rod 203 is connected to a fixing device 3, mounting rods 204 are opened on both sides of the roller 2, and the mounting rod 204 is connected and installed with a support rod 4, a cylinder seat mounting hole 401 is opened on the support rod 4, a cylinder seat 7 is installed in the cylinder seat mounting hole 401, and a hydraulic cylinder 8 is installed on the cylinder seat 7, and a bidirectional motor 5 is installed in the middle part of the bottom of the construction platform 1, and the bidirectional motor 5 is provided with a rotating shaft 501, and the two ends of the rotating shaft 501 are respectively connected to the roller 2.

[0025] The utility model has the following beneficial effects: when in use, the bidirectional motor 5 is started, the bidirectional motor 5 drives the rotating shaft 501 to rotate, the two ends of the rotating shaft 501 are respectively connected with the rollers 2, the rotating shaft 501 is connected with the rotating shaft connecting hole 205 by threaded connection, and the rotating shaft 501 can drive the roller 2 to move horizontally from the connecting edge to the middle through the rotation of the rotating shaft 501, so that the center of gravity of the construction platform 1 can be kept in the middle, which is more stable and reliable, and the roller 2 is provided with a roller-patterned roller 201, and the roller-patterned roller 201 is provided with a groove 101 that engages with the roller The meshing straight knurling, when the bidirectional motor 5 stops working, the roller 201 meshes with the roller meshing groove 101, which can fix the construction platform 1 stably. When in use, the support rod 4 is equipped with a cylinder seat 7, and the cylinder seat 7 is equipped with a hydraulic cylinder 8. The hydraulic cylinder 8 lifts the support rod 4, which can make the construction platform 1 vertically lift and lower. After the construction platform 1 reaches a height suitable for operation, the staff can limit and fix the construction platform 1 through the provided fixing device 3, which is safer and more reliable.

[0026] In one embodiment, for the above-mentioned roller, a embossed roller 201 is provided on both sides of the roller 2, a mounting rod 204 is provided in the middle of the embossed roller 201, and the mounting rod 204 is connected and installed with a support rod 4, a roller 202 is provided on the outer side of the embossed roller 201, and a rotating shaft connecting hole 205 is provided in the middle of the roller 2, and a rotating shaft 501 is connected to the rotating shaft connecting hole 205.

[0027] In one embodiment, for the above-mentioned fixing device, the fixing device 3 is composed of an outer sleeve 301 and an inner sleeve 302, and a locking clip mounting groove 303 is provided on the outer sleeve 301, and a locking clip 6 is installed in the locking clip mounting groove 303, and a rope connecting hole 601 is provided on one side of the locking clip 6, and a locking rod 602 is provided below the rope connecting hole 601, and a locking hole 304 is provided below the locking rod 602, and a spring mounting rod 603 is provided at the lower end of one side of the locking clip 6, and a spring 604 is installed on the spring mounting rod 603, and an adjustment hole 305 is provided on the surface of the inner sleeve 302, and connecting mounting holes 306 are respectively provided at both ends of the outer sleeve 301 and the inner sleeve 302.

[0028] In one embodiment, for the above-mentioned support rod, a cylinder seat mounting hole 401 is opened on the support rod 4, a cylinder mounting seat 7 is installed in the cylinder seat mounting hole 401, a hydraulic cylinder 8 is installed on the cylinder mounting seat 7, a cylinder top rod 9 is installed on the upper end of the hydraulic cylinder 8, and the cylinder top rod 9 is fixedly installed on the support rod 4.

[0029] In one embodiment, for the above-mentioned construction platform, a base 10 is provided below the construction platform 1, and the base 10 is provided with the same structure as the bottom of the construction platform 1, and a driving wheel 12 is installed below the base 10, and the driving wheel 12 has a brake structure.

[0030] In one example, for the above-mentioned construction platform, a rope fixing hole 13 is opened on one side of the upper side of the construction platform 1, a rope is fixed in the rope fixing hole 13, and a ladder installation groove 14 is opened on one side of the construction platform 1, a ladder 11 is installed in the ladder installation groove 14.

[0031] In one embodiment, for the above-mentioned construction platform, roller engagement grooves 101 are opened on both sides of the bottom of the construction platform 1, and the interior of the roller engagement grooves 101 is provided with straight knurling that engages with the roller 201, and a rotating shaft connecting hole 205 is provided in the middle of the roller 2, and a thread matching the roller 2 is provided in the rotating shaft connecting hole 205.

[0032] In one example, for the above-mentioned construction platform, the surface of the construction platform 1 is provided with anti-slip grooves, and opposite rotating threads are provided at both ends of the rotating shaft 501.

[0033] In summary, with the aid of the above-mentioned technical scheme of the utility model, when the construction platform 1 starts to rise, the bidirectional motor 5 is started, and the bidirectional motor 5 drives the rotating shaft 501 to rotate. The two ends of the rotating shaft 501 are respectively connected with rollers 2, and the rotating shaft 501 is connected to the rotating shaft connecting hole 205 by a thread. Through the rotation of the rotating shaft 501, the roller 2 can be driven to move horizontally from the connecting edge to the middle, so that the center of gravity of the construction platform 1 can be kept in the middle, which is more stable and reliable. The roller 2 is provided with a roller-patterned roller 201, and the roller-patterned roller 201 is provided with a straight knurling that meshes with the roller meshing groove 101. When the construction platform 1 stops rising, the roller-patterned roller 201 meshes with the roller meshing groove 101, so that the construction platform 1 can be stably fixed. When the construction platform 1 starts to rise, a cylinder seat 7 is installed on the support rod 4. The cylinder seat 7 A hydraulic cylinder 8 is installed on it, and the hydraulic cylinder 8 lifts the support rod 4, which can provide power for the construction platform 1 to rise. After the construction platform 1 reaches a height suitable for the operation, the hydraulic cylinder 8 stops lifting the support rod 4, so that the construction platform 1 can reach a suitable working height. When the construction platform 1 starts to rise, the rope connected to the fixing device 3 is pulled, and the locking rod 602 provided on the locking clamp 6 is pulled out. As the construction platform 1 rises, the fixing device 3 can be telescopically adjusted. When the construction platform 1 is completely raised, the rope connected to the fixing device 3 is lowered, and the rope is fixed in the rope fixing hole 13 provided on one side of the construction platform 1. At this time, the locking rod 602 provided on the locking clamp 6 will pass through the adjustment hole 305, so that the fixing device 3 continues to be telescopic, which can fix the construction platform 1.

[0034] Through the above technical solution, 1. Through the provided fixing device, the lifting platform can be fixed after the construction platform is lifted and lowered, ensuring the safety and stability of the workers' construction operations.

[0035] 2. Through the roller pattern and roller meshing groove, the construction platform can be meshed and fixed after it stops, which is more stable and reliable.

[0036] 3. The bidirectional motor is designed with reverse threads to drive the rollers on both sides to move toward the middle, which can ensure that the center of gravity of the work is always in the middle, preventing the hidden danger of the construction platform overturning due to the shift of the center of gravity.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "example", "specific example", etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representation of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0038] The preferred embodiments of the utility model disclosed above are only used to help explain the utility model. The preferred embodiments do not describe all the details in detail, nor do they limit the utility model to the specific implementation methods described. Obviously, many modifications and changes can be made according to the content of this specification. This specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that technicians in the relevant technical field can well understand and use the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A lifting platform, characterized in that: The invention comprises a construction platform (1), wherein a roller (2) is installed at the bottom of the construction platform (1), roller meshing grooves (101) are provided at both sides of the bottom of the construction platform (1), and a roller (201) is installed inside the roller meshing grooves (101), roller slide grooves (102) are provided at both sides of the bottom of the construction platform (1), and a roller (202) is installed inside the roller slide grooves (102), a connecting round rod (203) is provided on one side of the roller (202), and the connecting round rod (203) is connected to a fixing device (3), a mounting rod (204) is provided in the middle of the roller (201), and a support rod (4) is connected and installed to the mounting rod (204), and a bidirectional motor (5) is installed in the middle of the bottom of the construction platform (1), and the bidirectional motor (5) is provided with a rotating shaft (501); The roller (201) is provided on both sides of the roller (2), the roller (202) is arranged on the outside of the roller (201), and a rotating shaft connecting hole (205) is provided in the middle of the roller (2), and the rotating shaft connecting hole (205) is connected to a rotating shaft (501); The roller meshing groove (101) is provided with a straight knurling pattern meshing with the roller (201) inside, and the rotating shaft connecting hole (205) is provided with a thread matching the roller (2); The surface of the construction platform (1) is provided with anti-slip grooves, and opposite rotating threads are provided at both ends of the rotating shaft (501).

2. A lifting platform according to claim 1, characterized in that: The fixing device (3) is composed of an outer sleeve (301) and an inner sleeve (302); a locking clip installation groove (303) is provided on the outer sleeve (301); a locking clip (6) is installed in the locking clip installation groove (303); a rope connection hole (601) is provided on one side of the locking clip (6); a locking rod (602) is provided below the rope connection hole (601); a locking hole (304) is provided below the locking rod (602); a spring installation rod (603) is provided at the lower end of one side of the locking clip (6); a spring (604) is installed on the spring installation rod (603); an adjustment hole (305) is provided on the surface of the inner sleeve (302); and connection installation holes (306) are provided at both ends of the outer sleeve (301) and the inner sleeve (302).

3. A lifting platform according to claim 2, characterized in that: The support rod (4) is provided with a cylinder seat mounting hole (401), a cylinder mounting seat (7) is mounted in the cylinder seat mounting hole (401), a hydraulic cylinder (8) is mounted on the cylinder mounting seat (7), a cylinder push rod (9) is mounted on the upper end of the hydraulic cylinder (8), and the cylinder push rod (9) is fixedly mounted on the support rod (4).

4. A lifting platform according to claim 3, characterized in that: A base (10) is arranged below the construction platform (1), and the base (10) is provided with a structure identical to that below the construction platform (1). A driving wheel (12) is installed below the base (10), and the driving wheel (12) has a brake structure.

5. A lifting platform according to claim 4, characterized in that: A rope fixing hole (13) is provided on one side of the top of the construction platform (1), a rope is fixed in the rope fixing hole (13), and a ladder installation groove (14) is provided on one side of the construction platform (1), a ladder (11) is installed in the ladder installation groove (14).

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