Electromechanical automatic lifting device

Abstract

The utility model provides an electromechanical automatic lifting device, belongs to the technical field of electromechanical equipment maintenance and installation, and aims to solve the problem that in the prior art, in order to complete necessary operation, workers often need to stretch out of a guardrail at the top of a lifting platform, and large potential safety hazards exist. The operation platform is arranged on the connecting rods; the four front guardrails are dispersedly and rotationally connected to the front side and the rear side of the top of the operation platform; the two platform extension assemblies are arranged on the front side and the rear side of the operation platform correspondingly; and the limiting assembly is arranged on the operation platform. When the front guardrail is driven to be opened, the extension plate overturns upwards, the activity area of workers is enlarged, some operations needing to stretch out of the body can be carried out on the extension plate, and the safety of the workers is guaranteed.

Description

Technical Field

[0001] The utility model belongs to the technical field of maintenance and installation of electromechanical equipment, and more specifically, relates to an electromechanical automatic lifting device. Background Art

[0002] When positioning, fixing, connecting and debugging electromechanical equipment, it is often necessary to transport people or materials to a high place. The lifting platform is a commonly used automatic lifting device. The existing lifting platform generally consists of a base, multiple connecting rods that form a scissor mechanism, an operating platform on the top for moving people, and guardrails to prevent people from falling.

[0003] Existing application number: CN202120327506.9, the utility model discloses a debugging device for electromechanical installation, comprising: a base, a support rod and a standing plate, wherein the support rods are provided with four, and the four support rods are welded and fixed to the top of the base in a rectangular array, and the standing plate is arranged directly above the support rods; a lifting mechanism, wherein the lifting mechanism is arranged between the support rods and the standing plate, and the lifting mechanism is used to adjust the vertical height of the standing plate to facilitate the staff to debug and install electromechanical devices of different heights. This debugging device for electromechanical installation changes the traditional way of climbing for electromechanical installation and debugging, and utilizes the provided lifting mechanism, in conjunction with the adjustment action of the driving part and the folding mechanism, to change the vertical height of the standing plate, so that the staff can stand on the standing plate and automatically climb to the specified height, without the staff having to spend effort to climb, saving time and effort, and bringing great convenience to the overall installation and debugging work.

[0004] Based on the above, the area of ​​the operating platform for personnel movement is limited. When workers stand on the raised operating platform to work, the base is often inconvenient to move. In many cases, workers need to lean out of the guardrail to complete necessary operations. Such operation undoubtedly increases the risk of falling and poses a major safety hazard. Utility Model Content

[0005] In order to solve the above technical problems, the utility model provides an electromechanical automatic lifting device to solve the problem that the existing operating platform for personnel movement is limited in area. When the staff stand on the raised operating platform to work, the base is often inconvenient to move. In many cases, the staff need to lean out of the guardrail to complete the necessary operations. Such operation undoubtedly increases the risk of falling and poses a major safety hazard.

[0006] The purpose and effect of the electromechanical automatic lifting device of the utility model are achieved by the following specific technical means:

[0007] An electromechanical automatic lifting device comprises a base;

[0008] Connecting rods, wherein the connecting rods are provided in multiple pieces, and the multiple connecting rods are discretely hingedly connected to the base;

[0009] An operating platform, the operating platform being arranged on a plurality of connecting rods;

[0010] Front guardrails, wherein four front guardrails are provided, and the four front guardrails are rotatably connected to the front and rear sides of the top of the operating platform;

[0011] A left guardrail, the left guardrail being fixedly connected to the left side of the top of the operating platform;

[0012] A lap plate hingedly connected to the right side of the top of the operating platform;

[0013] Knobs, two of which are provided, and the two knobs are rotatably connected to the operating platform;

[0014] Connectors, wherein the connectors are provided in four groups, each group of the connectors is provided with two connectors, and the four groups of the connectors are respectively fixedly connected to the front and rear sides below the operating platform;

[0015] Platform extension components, the platform extension components are provided in two groups, and the two groups of platform extension components are respectively provided on the front and rear sides of the operating platform;

[0016] A limiting component is arranged on the operating platform.

[0017] Furthermore, the platform extension assembly includes:

[0018] A transmission worm, the transmission worm being coaxially fixedly connected to the bottom of the knob;

[0019] a first transmission shaft, the first transmission shaft being rotatably connected to the interior of the operating platform;

[0020] A transmission worm wheel is coaxially fixedly connected to the outside of the first transmission shaft, and the transmission worm wheel is meshed with the transmission worm.

[0021] Furthermore, the platform extension assembly also includes:

[0022] A first driving bevel gear, wherein two first driving bevel gears are provided, and the two first driving bevel gears are coaxially fixedly connected to the outer bottoms of the two front guardrails;

[0023] The first driven bevel gear is provided with two pieces, and the two pieces of the first driven bevel gear are coaxially fixedly connected to the left and right ends of the first transmission shaft, and the two pieces of the first driven bevel gear are respectively meshed with the two pieces of the first driving bevel gear.

[0024] Furthermore, the platform extension assembly also includes:

[0025] A second transmission shaft, wherein two second transmission shafts are provided, and the two second transmission shafts are coaxially fixedly connected to the outer bottoms of the two front guardrails;

[0026] A second driving bevel gear, wherein two second driving bevel gears are provided, and the two second driving bevel gears are coaxially fixedly connected to the lower ends of the two second driving bevel gears;

[0027] A connecting shaft, wherein two connecting shafts are provided, and the two connecting shafts are rotatably connected to the inside of the two groups of connecting parts in front respectively;

[0028] The second driven bevel gear is provided with two pieces, the two second driven bevel gears are respectively coaxially fixedly connected to the outer ends of the two connecting shafts, and the two second driven bevel gears are respectively meshed with the two second driving bevel gears.

[0029] Furthermore, the platform extension assembly also includes:

[0030] The extension plate is an "L"-shaped structure. Two extension plates are provided, and the tops of the two extension plates are respectively fixedly connected to the outsides of the two connecting shafts.

[0031] Furthermore, the limiting component includes:

[0032] Front limit plates, two of which are fixedly connected to the front and rear sides of the operating platform respectively;

[0033] Side limit plates, the side limit plates are provided in two groups, each group of the side limit plates is provided with two pieces, and the two groups of the side limit plates are respectively fixedly connected to the front and rear sides of the operating platform.

[0034] Compared with the prior art, the present invention has the following beneficial effects:

[0035] First, turn the knob, and while the front guardrail opens, the extension board flips upward, and the staff can stand on the extension board to work. When it is stored without taking up too much volume, the staff's activity area can be increased at any time according to usage needs. Many operations that require staff to lean out their bodies can be performed on the extension board, which is safer.

[0036] Secondly, the side limit plate can prevent the front guardrail from opening too far and failing to provide good side protection for the workers. The front limit plate can ensure that the two front guardrails in front or behind can be retracted into a straight line, avoiding the front guardrail from being retracted incompletely or too far, affecting the workers' activities on the operating platform, thereby increasing the safety of operation.

[0037] The utility model drives the front guardrail to open and the extension plate flips upward at the same time, thereby increasing the activity area of ​​the staff. Some operations that require leaning out of the body can be performed on the extension plate, ensuring the safety of the staff. By arranging the front limit plate and the side limit plate, the accuracy of the position of the front guardrail when opening and retracting is guaranteed, and the operating accuracy is guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0039] Figure 2 It is a structural schematic diagram of the extension plate of the present utility model.

[0040] Figure 3 It is a schematic structural diagram of the front guardrail of the present utility model.

[0041] Figure 4 This is a schematic structural diagram of the first transmission shaft of the present utility model.

[0042] Figure 5 It is a structural schematic diagram of the operating platform of the present utility model.

[0043] In the figure, the corresponding relationship between the component names and the drawing numbers is as follows:

[0044] 1. Base; 2. Connecting rod; 3. Operating platform; 4. Front guardrail; 5. Left guardrail; 6. Overlap plate; 7. Knob; 701. Drive worm; 8. First transmission shaft; 801. Drive worm gear; 802. First driving bevel gear; 9. First driven bevel gear; 10. Second transmission shaft; 1001. Second driving bevel gear; 11. Connecting piece; 12. Connecting shaft; 1201. Second driven bevel gear; 1202. Extension plate; 13. Front limit plate; 14. Side limit plate. DETAILED DESCRIPTION

[0045] The following embodiments of the present invention are described in further detail with reference to the accompanying drawings and examples. The following examples are used to illustrate the present invention, but are not intended to limit the scope of the present invention.

[0046] Example 1:

[0047] As attached Figure 1 To the attached Figure 5 As shown:

[0048] The utility model provides an electromechanical automatic lifting device, comprising a base 1;

[0049] Connecting rod 2, the connecting rod 2 is provided with multiple pieces, and the multiple connecting rods 2 are discretely hingedly connected to the base 1;

[0050] An operating platform 3 is provided on the plurality of connecting rods 2;

[0051] Front guardrail 4, the front guardrail 4 is provided with four pieces, and the four front guardrails 4 are rotatably connected to the front and rear sides of the top of the operating platform 3;

[0052] Left guardrail 5, which is fixedly connected to the left side of the top of the operating platform 3;

[0053] Lap plate 6, which is hinged to the top right side of the operating platform 3;

[0054] Knob 7, there are two knobs 7, and the two knobs 7 are rotatably connected to the operating platform 3;

[0055] Connectors 11 are provided in four groups, each group of connectors 11 has two connectors, and the four groups of connectors 11 are fixedly connected to the front and rear sides of the operating platform 3 respectively;

[0056] The platform extension components are provided in two groups, and the two groups of platform extension components are respectively provided on the front and rear sides of the operating platform 3 .

[0057] Among them, the platform extension components include:

[0058] A transmission worm 701 is coaxially fixedly connected to the bottom of the knob 7;

[0059] A first transmission shaft 8, the first transmission shaft 8 is rotatably connected to the inside of the operating platform 3;

[0060] The transmission worm gear 801 is coaxially fixedly connected to the outside of the first transmission shaft 8, and the transmission worm gear 801 is engaged with the transmission worm 701. The effect is that when the knob 7 is turned, the worm gear transmission mechanism formed by the engagement of the transmission worm gear 801 and the transmission worm 701 drives the first transmission shaft 8 to rotate.

[0061] Among them, the platform extension components also include:

[0062] A first driving bevel gear 802, which is provided in two pieces. The two first driving bevel gears 802 are coaxially fixedly connected to the outer bottoms of the two front guardrails 4 in front;

[0063] The first driven bevel gear 9, the first driven bevel gear 9 is provided with two pieces, the two first driven bevel gears 9 are respectively coaxially fixedly connected to the left and right ends of the first transmission shaft 8, the two first driven bevel gears 9 are respectively engaged with the two first driving bevel gears 802, which has the effect that the first transmission shaft 8 drives the two front guardrails 4 in front to open outwards at the same time through the two sets of bevel gear transmission mechanisms formed by the two first driven bevel gears 9 and the two first driving bevel gears 802 respectively meshing.

[0064] Among them, the platform extension components also include:

[0065] The second transmission shaft 10 is provided with two pieces, and the two second transmission shafts 10 are coaxially fixedly connected to the outer bottom of the two front guardrails 4 in front;

[0066] The second driving bevel gear 1001 is provided with two pieces, and the two second driving bevel gears 1001 are coaxially fixedly connected to the lower ends of the two second driving bevel gears 1001;

[0067] The connecting shaft 12 is provided with two pieces, and the two connecting shafts 12 are rotatably connected to the inside of the two groups of connecting members 11 in front respectively;

[0068] The second driven bevel gear 1201, the second driven bevel gear 1201 is provided with two pieces, the two second driven bevel gears 1201 are respectively coaxially fixedly connected to the outer end parts of the two connecting shafts 12, and the two second driven bevel gears 1201 are respectively engaged with the two second driving bevel gears 1001, which has the effect that when the two front guardrails 4 are opened outward at the same time, the two connecting shafts 12 will be driven to rotate at the same time, and the two connecting shafts 12 are driven to rotate by the two sets of bevel gear transmission mechanisms formed by the two second driven bevel gears 1201 and the two second driving bevel gears 1001 respectively engaging with each other.

[0069] Among them, the platform extension components also include:

[0070] Extension plate 1202 is an "L"-shaped structure. Two extension plates 1202 are provided. The tops of the two extension plates 1202 are respectively fixedly connected to the outsides of the two connecting shafts 12. The effect is that the rotation of the two connecting shafts 12 will respectively drive the two extension plates 1202 to flip upwards. The bottom of the extension plate 1202 becomes a vertical state after flipping ninety degrees, preventing the staff from flipping out and falling off the extension plate 1202 when walking forward with too large a amplitude.

[0071] The specific usage and function of this embodiment are as follows:

[0072] When the electromechanical equipment to be installed or repaired by the staff is located at the front and rear sides of the operating platform 3, the knob 7 is turned, and the worm gear transmission mechanism composed of the transmission worm wheel 801 and the transmission worm 701 meshing together drives the first transmission shaft 8 to rotate. The first transmission shaft 8 drives the two front guardrails 4 to open outwards at the same time through the two first driven bevel gears 9 and the two first driving bevel gears 802 respectively meshing with each other. The two front guardrails 4 are opened outwards at the same time, and the two connecting shafts 12 are rotated at the same time. The two connecting shafts 12 are meshed with the two second driven bevel gears 1201 and the two second driving bevel gears 1001 respectively to form two sets of bevel gear transmission mechanisms. The wheel transmission mechanism drives the two connecting shafts 12 to rotate respectively, and the rotation of the two connecting shafts 12 will drive the two extension plates 1202 to flip upward respectively; then the staff can stand on the opened extension plate 1202 to operate, and the two front guardrails 4 can be opened outward to protect the staff from the side to prevent the staff from falling from the side. The bottom of the extension plate 1202 becomes a vertical state after flipping ninety degrees to prevent the staff from falling from the front of the opened extension plate 1202; after use, turn the knob 7 in the opposite direction, the front guardrail 4 is retracted, and the extension plate 1202 is lowered. After the operating platform 3 falls, the bottom plane of the extension plate 1202 after it is lowered can also be used as a platform for placing electromechanical equipment.

[0073] Example 2:

[0074] Based on the first embodiment, as shown in the attached Figure 1 To the attached Figure 5 As shown, it also includes a limit component, which is arranged on the operating platform 3.

[0075] Among them, the limit components include:

[0076] Front limit plates 13, two front limit plates 13 are provided, and the two front limit plates 13 are fixedly connected to the front and rear sides of the operating platform 3 respectively;

[0077] The side limiting plates 14 are provided in two groups, each group of side limiting plates 14 is provided with two pieces, and the two groups of side limiting plates 14 are fixedly connected to the front and rear sides of the operating platform 3 respectively.

[0078] The specific usage and function of this embodiment are as follows:

[0079] When the knob 7 is rotated to control the front guardrail 4 to open outward, the front guardrail 4 will be blocked by the side limit plate 14 after opening ninety degrees, preventing the front guardrail 4 from opening too much and thus failing to provide good side protection for the staff; when the front guardrail 4 is retracted, the front limit plate 13 can also ensure that the two front guardrails 4 in front or behind can be retracted into a straight line, preventing the front guardrail 4 from being not retracted in place or being retracted too much and affecting the activities of the staff on the operating platform 3.

[0080] In this article, there are several points to note:

[0081] 1. The drawings of the embodiments of the present disclosure only relate to the structures related to the embodiments of the present disclosure. Other structures may refer to conventional designs.

[0082] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to form new embodiments.

[0083] The above are only specific embodiments of the present disclosure, but the scope of protection of the present disclosure is not limited thereto. Any changes or substitutions that can be easily conceived by a person skilled in the art within the technical scope disclosed in this disclosure should be included in the scope of protection of the present disclosure. Therefore, the scope of protection of the present disclosure should be based on the scope of protection of the claims.

Claims

1. An electromechanical automatic lifting device, comprising a base, a connecting rod, an operating platform, a front guardrail, a left guardrail, a lap plate, a knob, a connector, a platform extension assembly, and a limit assembly; the connecting rod is provided in multiple pieces, and the multiple connecting rods are discretely hinged to the base; and characterized in that: The operating platform is arranged on a plurality of connecting rods; the front guardrails are provided with four pieces, and the four front guardrails are rotatably connected to the front and rear sides of the top of the operating platform; the left guardrail is fixedly connected to the left side of the top of the operating platform; the lap plate is hingedly connected to the right side of the top of the operating platform; the knobs are provided with two pieces, and the two knobs are rotatably connected to the operating platform; the connecting parts are provided with four groups, each group of the connecting parts is provided with two pieces, and the four groups of the connecting parts are respectively fixedly connected to the front and rear sides under the operating platform; the platform extension components are provided with two groups, and the two groups of platform extension components are respectively arranged on the front and rear sides of the operating platform; the limit component is provided on the operating platform.

2. An electromechanical automatic lifting device according to claim 1, characterized in that: The platform extension assembly includes: a transmission worm, a first transmission shaft and a transmission worm wheel; the transmission worm is coaxially fixedly connected under the knob; the first transmission shaft is rotatably connected to the inside of the operating platform; the transmission worm wheel is coaxially fixedly connected to the outside of the first transmission shaft, and the transmission worm wheel is engaged with the transmission worm.

3. The electromechanical automatic lifting device according to claim 2, characterized in that: The platform extension assembly also includes: a first driving bevel gear and a first driven bevel gear; two first driving bevel gears are provided, and the two first driving bevel gears are coaxially fixedly connected to the outer bottom of the two front guardrails in front; two first driven bevel gears are provided, and the two first driven bevel gears are coaxially fixedly connected to the left and right ends of the first transmission shaft, and the two first driven bevel gears are respectively meshed with the two first driving bevel gears.

4. An electromechanical automatic lifting device according to claim 3, characterized in that: The platform extension assembly also includes: a second transmission shaft, a second driving bevel gear, a connecting shaft and a second driven bevel gear; the second transmission shaft is provided in two pieces, and the two second transmission shafts are coaxially fixedly connected to the outer bottom of the two front guardrails in front; the second driving bevel gear is provided in two pieces, and the two second driving bevel gears are coaxially fixedly connected to the lower end parts of the two second driving bevel gears; the connecting shaft is provided in two pieces, and the two connecting shafts are rotatably connected to the inside of the two groups of connecting parts in front; the second driven bevel gear is provided in two pieces, and the two second driven bevel gears are coaxially fixedly connected to the outer ends of the two connecting shafts, and the two second driven bevel gears are respectively meshed with the two second driving bevel gears.

5. The electromechanical automatic lifting device according to claim 4, characterized in that: The platform extension assembly also includes: an extension plate; the extension plate is an "L"-shaped mechanism, and two extension plates are provided, and the tops of the two extension plates are respectively fixedly connected to the outsides of the two connecting shafts.

6. The electromechanical automatic lifting device according to claim 1, characterized in that: The limit assembly includes: a front limit plate and a side limit plate; the front limit plates are provided in two pieces, and the two front limit plates are respectively fixedly connected to the front and rear sides of the operating platform; the side limit plates are provided in two groups, and each group of side limit plates is provided with two pieces, and the two groups of side limit plates are respectively fixedly connected to the front and rear sides of the operating platform.

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