Lifting mechanism with safety protection

Abstract

The lifting mechanism with the safety protection function comprises a base and a bearing table, four clamping grooves are formed in the upper side of the bearing table, anti-skid mechanisms are arranged in the clamping grooves, protection plates are hinged to the sides, away from each other, of the clamping grooves in the left side and the right side, and an installation strip is fixedly connected to the left side of the upper surface of the base. A first mounting base and a second mounting base are fixedly connected to the right side, a hydraulic cylinder is hinged to the interior of the second mounting base, a protective fixing base is fixedly connected to the left side of the lower surface of the bearing table, and the first mounting base is fixedly connected to the right side of the lower surface of the bearing table; a first lifting rod is hinged between the first mounting seat on the base and the protective fixing seat, a second lifting rod is hinged between the first mounting seat on the bearing table and the mounting strip, and the first lifting rod and the second lifting rod are hinged at the intersection. By means of the structure, the risk that an automobile is prone to slipping off in the lifting and repairing process is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile maintenance, in particular to a lifting mechanism with safety protection. Background Art

[0002] A car lift refers to an automobile maintenance equipment used for lifting cars in the automobile repair industry. The lift plays a vital role in automobile repair and maintenance. Whether it is a major overhaul of the entire vehicle or a minor repair and maintenance, it is indispensable. The nature and quality of its product directly affect the personal safety of maintenance personnel. In maintenance and repair companies of various sizes, whether it is a comprehensive repair shop that repairs multiple models of vehicles, or a street shop with a single business scope (such as a tire shop), almost all are equipped with a lift.

[0003] When applying for a patent, a Chinese patent with patent number CN206624599U was found through search: a two-column lift for automobile repair, comprising a supporting base plate, two sides of the upper surface of the supporting base plate are inlaid with slide rails, the left and right sides of the slide rails are inlaid with sliders, a base plate is installed in the middle of the slide rails, the upper surface of the base plate is inlaid with LED lights, a lithium battery is fixedly installed on the back of the base plate, and a power amplifier is also connected between the power output end of the lithium battery and the LED light; a support seat is fixedly installed on the upper surface of the slider, a first hydraulic lifting column and a second hydraulic lifting column are fixedly installed on the support seat, and the upper surfaces of the first hydraulic lifting column and the second hydraulic lifting column are inlaid with A cover plate is embedded; a control panel is also fixedly installed on the side of the supporting base plate, a liquid crystal display and control buttons are embedded on the upper surface of the control panel, a core controller is fixedly installed inside, and the core controller is connected to a data acquisition module, an electronic switch and a hydraulic driver; during the repair process, the lifting device places the vehicle on a flat plate of a single structure, and lifts the flat plate through a hydraulic cylinder to lift the car. Sometimes, after placing the vehicle on the flat plate, people tend to forget to pull the handbrake of the vehicle, and the vehicle tends to slip on the flat plate. There is a lack of protective structure around the flat plate, and during the lifting and repair process, there is a risk of slipping. Therefore, a lifting mechanism with safety protection is proposed. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a lifting mechanism with safety protection, which solves the problem of low safety.

[0005] The utility model also provides a lifting mechanism with the above-mentioned safety protection, including a base and a receiving platform, the upper side of the receiving platform is provided with four slots, the slots are provided with anti-slip mechanisms, and the sides of the left and right sides of the slots that are away from each other are hinged with protective plates, the left side of the upper surface of the base is fixedly connected with a mounting bar, and the right side is fixedly connected with a first mounting seat and a second mounting seat, a hydraulic cylinder is hinged in the second mounting seat, the left side of the lower surface of the receiving platform is fixedly connected with a protective fixing seat, and the right side is fixedly connected with the first mounting seat, a first sliding groove is provided on the inner side of the mounting bar, a first lifting rod is hinged between the first mounting seat and the protective fixing seat on the base, a second lifting rod is hinged between the first mounting seat and the mounting bar on the receiving platform, and the first lifting rod is hinged at the intersection of the second lifting rod.

[0006] According to the lifting mechanism with safety protection, a second slide groove is provided on the inner side of the protection fixing seat, and an electromagnet is fixedly connected to the inner top, a clamping strip is provided between the second slide groove and the electromagnet, the left end of the clamping strip is hinged to the protection fixing seat, and the electromagnet is located on the upper side of the right end of the clamping strip.

[0007] According to the lifting mechanism with safety protection, the anti-skid mechanism includes a sliding rod, both ends of the sliding rod are fixedly connected in the card slot, a slider is slidably connected to the sliding rod, a spring is sleeved on the sliding rod on the side where the sliders are away from each other, a lifting frame is hinged on the upper side of the slider, and a support plate is hinged on the upper end of the lifting frame.

[0008] According to the lifting mechanism with safety protection, the upper end of the first lifting rod and both sides of the lower end of the second lifting rod are fixedly connected to limit columns, and the upper end of the first lifting rod and the limit columns on both sides of the second lifting rod are slidably connected to the second sliding groove and the first sliding groove respectively.

[0009] According to the lifting mechanism with safety protection, the second lifting rods on the front and rear sides are located on the inner side of the first lifting rod, a lifting rod is fixedly connected between the second lifting rods on both sides, and the lifting rod is hinged at the output end of the hydraulic cylinder.

[0010] According to the lifting mechanism with safety protection, the first mounting seat is located on both sides of the second mounting seat.

[0011] According to the lifting mechanism with safety protection, a rack matched with the first lifting rod is provided on the clamping bar.

[0012] According to the lifting mechanism with safety protection, a control switch is fixedly connected to the front side of the receiving platform.

[0013] The utility model has the following beneficial effects:

[0014] 1. In the utility model, a protective fixing seat is fixedly connected to the lower side of the receiving platform, and the receiving platform stops after rising to a suitable height. At this time, the upper end of the first lifting rod is located in a rack on the clamping strip and is clamped and fixed, which is safer than before.

[0015] 2. In the utility model, by providing a card slot and a protective plate on the receiving platform, the tire is fixed under the action of the card slot and the protective plate to avoid sliding when the bearing platform rises, which is safer than before.

[0016] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0018] Figure 1 This is a structural diagram of a lifting mechanism with safety protection of the utility model;

[0019] Figure 2 This is a diagram of the internal structure of a protective fixing seat of a lifting mechanism with safety protection according to the utility model;

[0020] Figure 3 This is a structural diagram of an anti-skid mechanism of a lifting mechanism with safety protection of the utility model;

[0021] Figure 4 for Figure 1 A magnified view of the structure at center.

[0022] Legend:

[0023] 1. Base; 11. First mounting seat; 12. Second mounting seat; 2. Receiving platform; 21. Control switch; 3. First lifting rod; 4. Second lifting rod; 5. Hydraulic cylinder; 6. Mounting bar; 61. First slide groove; 7. Protective fixing seat; 71. Second slide groove; 72. Clip bar; 73. Electromagnet; 8. Clip groove; 81. Protective plate; 9. Anti-skid mechanism; 91. Slide bar; 92. Sliding block; 93. Spring; 94. Lifting frame; 95. Support plate. DETAILED DESCRIPTION

[0024] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0025] Reference Figure 1-4, the utility model embodiment is a lifting mechanism with safety protection, which includes a base 1 and a receiving platform 2, a control switch 21 is fixedly connected to the front side of the receiving platform 2, and the control switch 21 can control the electromagnet 73. Four card slots 8 are arranged on the upper side of the receiving platform 2, and an anti-skid mechanism 9 is arranged in the card slot 8. A protective plate 81 is hinged on the side away from the card slots 8 on the left and right sides. The anti-skid mechanism 9 includes a slide bar 91, and both ends of the slide bar 91 are fixedly connected in the card slot 8. A slider 92 is slidably connected to the slide bar 91. A spring 93 is sleeved on the slide bar 91 on the side where the sliders 92 on both sides are away from each other. A lifting frame 94 is hinged on the upper side of the slider 92, and a support plate 95 is hinged on the upper end of the lifting frame 94. An anti-skid pad is fixedly connected to the upper side of the support plate 95. When the tire of the car is located on the bearing platform 2, the tire is fixed under the action of the card slot 8 and the protective plate 81 to prevent sliding when the bearing platform 2 rises, and the safety is good;

[0026] The left side of the upper surface of the base 1 is fixedly connected with a mounting bar 6, and the right side is fixedly connected with a first mounting seat 11 and a second mounting seat 12, the first mounting seat 11 is located on both sides of the second mounting seat 12, and a hydraulic cylinder 5 is hinged in the second mounting seat 12, the left side of the lower surface of the receiving platform 2 is fixedly connected with a protective fixing seat 7, and the right side is fixedly connected with the first mounting seat 11, a first slide groove 61 is provided on the inner side of the mounting bar 6, and a first lifting rod 3 is hinged between the first mounting seat 11 and the protective fixing seat 7 on the base 1, which is located on the receiving platform 2 A second lifting rod 4 is hinged between the first mounting seat 11 and the mounting bar 6, and the first lifting rod 3 is hinged at the intersection with the second lifting rod 4; the upper end of the first lifting rod 3 and both sides of the lower end of the second lifting rod 4 are fixedly connected to limit columns, and the limit columns on both sides of the upper end of the first lifting rod 3 and the lower end of the second lifting rod 4 are slidably connected to the second slide groove 71 and the first slide groove 61 respectively, and the second lifting rods 4 on the front and rear sides are located on the inner side of the first lifting rod 3, and a lifting rod is fixedly connected between the second lifting rods 4 on both sides, and the lifting rod is hinged at the output end of the hydraulic cylinder 5;

[0027] A second slide groove 71 is provided on the inner side of the protective fixing seat 7, and an electromagnet 73 is fixedly connected to the inner top. A clamping strip 72 is provided between the second slide groove 71 and the electromagnet 73. A rack compatible with the first lifting rod 3 is provided on the clamping strip 72. The left end of the clamping strip 72 is hinged to the protective fixing seat 7, and the electromagnet 73 is located on the upper side of the right end of the clamping strip 72. When the electromagnet 73 is not working, under the action of gravity, the clamping strip 72 contacts with the upper end of the first lifting rod 3, and the upper end of the first lifting rod 3 is located in a rack on the clamping strip 72 and clamps it and fixes it. When the electromagnet 73 is working, the clamping strip 72 is adsorbed under the action of the electromagnet 73, so that the clamping strip 72 is separated from the upper end of the first lifting rod 3.

[0028] Working principle: when in use, place the car on the receiving platform 2 so that its four tires are respectively located in the slots 8, at this time, the support plate 95 moves downward, the slider 92 squeezes the spring 93 to both sides to buffer the car, and then the protective plate 81 is flipped outward, and the tires are fixed under the action of the slots 8 and the protective plate 81 to prevent sliding when the bearing platform 2 rises, which is safe. When lifting, the hydraulic cylinder 5 is started, and the lifting rod is pushed under the action of the hydraulic cylinder 5, so that the first lifting rod 3 and the second lifting rod 4 slide in the second slide groove 71 and the first slide groove 61 respectively, and stop when they rise to a suitable height. At this time, the upper end of the first lifting rod 3 is located in a rack on the card strip 72, and it is stuck and fixed, which is safe. When it needs to be lowered, the electromagnet 73 is started by the control switch 21, so that the electromagnet 73 is energized, the card strip 72 is adsorbed, and the card strip 72 is separated from the upper end of the first lifting rod 3, and then the receiving platform 2 can be lowered, which is simple to operate.

[0029] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A lifting mechanism with safety protection, characterized in that: include: A base (1) and a receiving platform (2), wherein the receiving platform (2) is provided with four slots (8) on the upper side, wherein the slots (8) are provided with anti-slip mechanisms (9), and the left and right sides of the slots (8) are hinged with protective plates (81) on the sides away from each other, wherein the upper surface of the base (1) is fixedly connected with a mounting strip (6) on the left side, and a first mounting seat (11) and a second mounting seat (12) are fixedly connected with the right side, wherein the second mounting seat (12) is hinged with a hydraulic cylinder (5), and the lower surface of the receiving platform (2) is A protective fixing seat (7) is fixedly connected on the left side, and a first mounting seat (11) is fixedly connected on the right side. A first sliding groove (61) is provided on the inner side of the mounting strip (6). A first lifting rod (3) is hinged between the first mounting seat (11) on the base (1) and the protective fixing seat (7). A second lifting rod (4) is hinged between the first mounting seat (11) on the receiving platform (2) and the mounting strip (6). The first lifting rod (3) and the second lifting rod (4) are hinged at their intersection.

2. A lifting mechanism with safety protection according to claim 1, characterized in that: A second slide groove (71) is provided on the inner side of the protection fixing seat (7), and an electromagnet (73) is fixedly connected to the inner top; a clamping strip (72) is provided between the second slide groove (71) and the electromagnet (73); the left end of the clamping strip (72) is hinged to the protection fixing seat (7), and the electromagnet (73) is located on the upper side of the right end of the clamping strip (72).

3. A lifting mechanism with safety protection according to claim 2, characterized in that: The anti-slip mechanism (9) comprises a slide bar (91), both ends of the slide bar (91) are fixedly connected in the card slot (8), a slider (92) is slidably connected to the slide bar (91), a spring (93) is sleeved on the slide bar (91) on the side where the sliders (92) are away from each other, a lifting frame (94) is hinged on the upper side of the slider (92), and a support plate (95) is hinged on the upper end of the lifting frame (94).

4. A lifting mechanism with safety protection according to claim 3, characterized in that: The upper end of the first lifting rod (3) and the lower end of the second lifting rod (4) are fixedly connected to limit columns on both sides, and the upper end of the first lifting rod (3) and the limit columns on both sides of the second lifting rod (4) are slidably connected to the second sliding groove (71) and the first sliding groove (61) respectively.

5. A lifting mechanism with safety protection according to claim 4, characterized in that: The second lifting rods (4) on the front and rear sides are located inside the first lifting rod (3), a lifting rod is fixedly connected between the second lifting rods (4) on the two sides, and the lifting rod is hinged at the output end of the hydraulic cylinder (5).

6. A lifting mechanism with safety protection according to claim 5, characterized in that: The first mounting seat (11) is located on both sides of the second mounting seat (12).

7. A lifting mechanism with safety protection according to claim 6, characterized in that: The clamping strip (72) is provided with a rack matched with the first lifting rod (3).

8. A lifting mechanism with safety protection according to claim 7, characterized in that: A control switch (21) is fixedly connected to the front side of the receiving platform (2).

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