Lifting device with good supporting effect for installation and construction of heating ventilation air conditioner
By designing a lifting device that includes a support component, a limiting mechanism and a clamping mechanism, the problem that the existing device is not stable enough and the outdoor unit of the air conditioner is easily damaged is solved, achieving better support effect and safety.
Patent Information
- Application Number
- CN202421315912.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-06-11
- Publication Date
- 2025-01-17
- Estimated Expiration
- 2034-06-11
AI Technical Summary
The existing lifting devices are not stable enough when lifting, easily shake or tilt, resulting in poor support effect, posing safety hazards, and may easily cause shaking or damage to the air conditioner external unit due to shaking during the lifting process.
A lifting device including a base, a scissor lift, a lifting platform, a clamping mechanism and an electric telescopic rod is designed. By setting up support components and limiting mechanisms, the bottom support effect is improved; the outdoor unit of the air conditioner is firmly fixed through the clamping mechanism to avoid deviation.
It achieves the stability of the lifting device during the lifting function, improves safety, and enhances the fixing effect of the air conditioner outdoor unit through the clamping mechanism, avoiding deflection and damage caused by shaking.
Smart Images
Figure CN222361910U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of lifting devices, in particular to a lifting device for HVAC installation and construction with good supporting effect. Background Art
[0002] HVAC is an air conditioner with heating, ventilation and air conditioning functions. HVAC is mainly composed of cold and heat sources and air handling equipment, air and hot and cold water distribution systems, and indoor terminal devices. When installing the outdoor unit of the HVAC, a lifting device is required for auxiliary installation. There are at least the following disadvantages in the use of existing lifting devices: 1. The existing lifting device is not stable enough when performing the lifting function, which makes the lifting device easy to shake or tip over, making the support effect of the bottom of the lifting device poor, posing a safety hazard; 2. When using the existing lifting device, the outdoor unit of the air conditioner is directly placed on the lifting platform, but during the lifting process of the lifting device, it is easy to deviate due to the shaking during the lifting, which may cause damage to the outdoor unit of the air conditioner. Therefore, we have introduced a lifting device for HVAC installation construction with good support effect. Utility Model Content
[0003] The main purpose of the utility model is to provide a lifting device for HVAC installation construction with good supporting effect, which can effectively solve the problems in the background technology.
[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:
[0005] The lifting device for HVAC installation and construction with good supporting effect comprises a base, a mounting groove is provided in the middle of the upper end of the base, a scissor-type lift is arranged in the mounting groove, a lifting platform is arranged on the upper end of the scissor-type lift, a clamping mechanism is fixedly connected to the middle of the upper end of the lifting platform, a guardrail is commonly arranged between the upper end periphery of the lifting platform, a universal wheel is fixedly connected to the left and right parts of the lower end of the base, a positioning slot is provided at the four corners of the upper end and the four corners of the lower end of the base, a storage slot is provided at the middle of the front end and the middle of the rear end of the base, a movable shaft is movably connected to the four corners of the outer surface of the base, the upper and lower ends of the four movable shafts are fixedly connected to a fixing plate, the upper inner sides of the two upper fixing plates and the lower inner sides of the two lower fixing plates are fixedly connected to a limiting mechanism, an electric telescopic rod is commonly inserted and fixedly connected between the outer sides of the opposite surfaces of the two adjacent fixing plates, and the output ends of the four electric telescopic rods are fixedly connected to a supporting seat.
[0006] Preferably, the limiting mechanism includes a limiting cylinder, a limiting groove is provided at the lower portion of the right cylinder wall of the limiting cylinder, an extrusion spring is fixedly connected to the middle portion of the upper cylinder wall of the limiting cylinder, a positioning bracket is fixedly connected to the lower end of the extrusion spring, and the lower end of the limiting cylinder is fixedly connected to the upper end of the upper fixed plate.
[0007] Preferably, the positioning bracket is configured as an L-shaped structure, and the outer surface of the positioning bracket is slidably connected to the limiting groove, and the support seat is configured as a truncated cone structure.
[0008] Preferably, the middle portion of the outer surface of the electric telescopic rod is engaged with the storage slot, and the electric telescopic rod and the scissor-type lift are both electrically connected to the remote control.
[0009] Preferably, the clamping mechanism includes a fixed frame, a forward and reverse screw rod is movably connected between the middle of the left frame wall and the middle of the right frame wall of the fixed frame through a bearing, an adjustment handle is fixedly connected to the middle of the right end of the forward and reverse screw rod, a support frame is movably connected to the middle of the outer surface of the forward and reverse screw rod through a bearing, and the lower end of the support frame is fixedly connected to the lower frame wall of the fixed frame, the left and right outer surfaces of the forward and reverse screw rods are both threadedly connected to the clamping frame, and the lower end of the fixed frame is fixedly connected to the upper end of the lifting platform.
[0010] Preferably, the upper end surface of the support frame is flush with the lower frame walls of the two clamping frames, and the support frame and the two clamping frames are both configured as T-shaped structures, and a slide groove is provided in the middle of the lower end of the two clamping frames.
[0011] Compared with the prior art, the utility model has the following beneficial effects:
[0012] 1. In the utility model, by setting the support assembly and the limit mechanism, the positioning of the fixed plate can be cancelled by pulling the positioning bracket upward, and then the fixed plate is rotated to unfold it outward, and then the support seat is contacted with the ground by the extension of the electric telescopic rod, so that the support effect of the bottom of the lifting device can be strengthened, so that the lifting device can be more stable when performing the lifting function, and the safety is improved;
[0013] 2. In the utility model, by setting a clamping mechanism, the air-conditioning outdoor unit is placed on the support frame, and then the positive and negative screw rods are rotated to drive the two clamping frames to move toward the middle, so that the air-conditioning outdoor unit is clamped and fixed firmly together, thereby enhancing the fixing effect of the air-conditioning outdoor unit, improving the stability of the air-conditioning outdoor unit during the lifting process, and avoiding the air-conditioning outdoor unit from being offset, collided and damaged. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 This is a schematic diagram of the overall structure of a lifting device for HVAC installation and construction with good supporting effect according to the utility model;
[0015] Figure 2This is a schematic diagram of the overall structure of a support assembly of a lifting device for HVAC installation construction with good supporting effect according to the utility model;
[0016] Figure 3 This is a schematic diagram of the overall structure of a limiting mechanism of a lifting device for HVAC installation construction with good supporting effect according to the utility model;
[0017] Figure 4 The utility model is a schematic diagram of the overall structure of a clamping mechanism of a lifting device for HVAC installation construction with good supporting effect.
[0018] In the figure: 1. base; 2. mounting slot; 3. scissor lift; 4. lifting platform; 5. clamping mechanism; 51. fixing frame; 52. forward and reverse screw rods; 53. adjustment handle; 54. support frame; 55. clamping frame; 6. guardrail; 7. universal wheel; 8. positioning slot; 9. storage slot; 10. movable shaft; 11. fixing plate; 12. limiting mechanism; 121. limiting cylinder; 122. limiting slot; 123. extrusion spring; 124. positioning frame; 13. electric telescopic rod; 14. support seat. DETAILED DESCRIPTION
[0019] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.
[0020] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.
[0021] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.
[0022] See also Figure 1-4 , the utility model provides a technical solution:
[0023] A lifting device for HVAC installation construction with good supporting effect, comprising a base 1, a mounting groove 2 is provided in the middle of the upper end of the base 1, a scissor-type lift 3 is arranged in the mounting groove 2, a lifting platform 4 is arranged at the upper end of the scissor-type lift 3, a clamping mechanism 5 is fixedly connected to the middle of the upper end of the lifting platform 4, a guardrail 6 is commonly arranged between the upper end periphery of the lifting platform 4, a universal wheel 7 is fixedly connected to the left and right parts of the lower end of the base 1, a positioning card slot 8 is provided at the four corners of the upper end and the four corners of the lower end of the base 1, and the base 1 Receiving card slots 9 are provided in the middle of the front end and the middle of the rear end, and movable shafts 10 are inserted and movably connected at the four corners of the outer surface of the base 1. The upper and lower ends of the four movable shafts 10 are fixedly connected with fixed plates 11, and the inner sides of the upper ends of the two upper fixed plates 11 and the inner sides of the lower ends of the two lower fixed plates 11 are fixedly connected with limiting mechanisms 12. The outer sides of the opposite surfaces of two adjacent fixed plates 11 are commonly inserted and fixedly connected with electric telescopic rods 13, and the output ends of the four electric telescopic rods 13 are fixedly connected with support seats 14.
[0024] In this embodiment, the limiting mechanism 12 includes a limiting cylinder 121, a limiting groove 122 is provided at the lower part of the right cylinder wall of the limiting cylinder 121, an extrusion spring 123 is fixedly connected to the middle part of the upper cylinder wall of the limiting cylinder 121, and a positioning bracket 124 is fixedly connected to the lower end of the extrusion spring 123. The lower end of the limiting cylinder 121 is fixedly connected to the upper end of the upper fixing plate 11; the positioning bracket 124 is set to an L-shaped structure, which is convenient for pulling the positioning bracket 124, and is also conducive to the card between the positioning bracket 124 and the positioning slot 8. The outer surface of the positioning bracket 124 is slidably connected to the limiting groove 122, so that the limiting groove 122 limits the positioning bracket 124. The support seat 14 is set as a truncated cone structure, which can increase the contact area between the support seat 14 and the ground and enhance the supporting effect. The middle part of the outer surface of the electric telescopic rod 13 is connected to the storage slot 9, which is conducive to the folding and storage of the support component, and the electric telescopic rod 13 and the scissors-type lift 3 are electrically connected to the remote control, so that the construction personnel can hold the remote control to fully control the entire lifting device.
[0025] In this embodiment, the clamping mechanism 5 includes a fixed frame 51, a positive and negative screw rod 52 is interlaced and movably connected between the middle of the left frame wall and the middle of the right frame wall of the fixed frame 51 through a bearing, an adjusting handle 53 is fixedly connected to the middle of the right end of the positive and negative screw rod 52, a support frame 54 is interlaced and movably connected to the middle of the outer surface of the positive and negative screw rod 52 through a bearing, and the lower end of the support frame 54 is fixedly connected to the lower frame wall of the fixed frame 51, and the left and right outer surfaces of the positive and negative screw rods 52 are both threadedly connected to the clamping frame 55, The lower end of the fixed frame 51 is fixedly connected to the upper end of the lifting platform 4; the upper end surface of the support frame 54 is flush with the lower frame wall of the two clamping frames 55, and can support the air-conditioning outdoor unit together, and the support frame 54 and the two clamping frames 55 are all arranged as T-shaped structures, so that the clamping frames 55 can hold the bottom of the air-conditioning outdoor unit and enhance the supporting effect on the air-conditioning outdoor unit. A sliding groove is provided in the middle part of the lower end of the two clamping frames 55, and the sliding groove is slidably connected to the lower frame wall of the fixed frame 51, which can play a limiting role to improve the stability of the two clamping frames 55.
[0026] It should be noted that the utility model is a lifting device for HVAC installation construction with good supporting effect. During use, the entire lifting device is first moved to the construction position where the HVAC needs to be installed through the universal wheel 7, and the brake on the universal wheel 7 is applied. Then, the positioning bracket 124 is pulled upward to remove it from the positioning slot 8, and the positioning and fixing of the fixing plate 11 can be cancelled. Then, the fixing plate 11 is rotated to expand outward, and then the electric telescopic rod 13 is started to extend it to push the support seat 14 downward, so that the support seat 14 contacts the ground for auxiliary support, which can strengthen the supporting effect of the bottom of the lifting device, so that the lifting device can be used in operation. The lifting function is more stable, thereby preventing the lifting device from shaking or tipping over, and improving safety. At this time, the air-conditioning outdoor unit can be placed on the support frame 54, and then the adjusting handle 53 is rotated to drive the positive and negative screw rods 52 to rotate, so that the two clamping frames 55 can move stably toward the middle under the limit of the fixing frame 51, so as to clamp and fix the air-conditioning outdoor unit firmly together, and the horizontal plates on the two clamping frames 55 are inserted into the bottom of the air-conditioning outdoor unit to support it, so as to strengthen the fixing effect of the air-conditioning outdoor unit, so that the air-conditioning outdoor unit is not easily offset due to the shaking during lifting, thereby improving the stability of the air-conditioning outdoor unit during the lifting process, and avoiding the displacement of the air-conditioning outdoor unit and collision damage.
[0027] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.
Claims
1. A lifting device for HVAC installation and construction with good supporting effect, comprising a base (1), characterized in that: The base (1) is provided with a mounting groove (2) in the middle of the upper end, a scissor-type lift (3) is arranged in the mounting groove (2), a lifting platform (4) is arranged at the upper end of the scissor-type lift (3), a clamping mechanism (5) is fixedly connected to the middle of the upper end of the lifting platform (4), a guardrail (6) is commonly arranged between the upper end periphery of the lifting platform (4), a universal wheel (7) is fixedly connected to the left and right of the lower end of the base (1), positioning slots (8) are provided at the four corners of the upper end and the four corners of the lower end of the base (1), and the front middle and rear end of the base (1) are provided with a plurality of positioning slots (8). A storage card slot (9) is provided in the middle, and movable shafts (10) are inserted and movably connected at the four corners of the outer surface of the base (1), and the upper and lower ends of the four movable shafts (10) are fixedly connected to fixed plates (11), and the inner sides of the upper ends of the two upper fixed plates (11) and the inner sides of the lower ends of the two lower fixed plates (11) are fixedly connected to a limiting mechanism (12), and the outer sides of the opposite surfaces of two adjacent fixed plates (11) are commonly inserted and fixedly connected with an electric telescopic rod (13), and the output ends of the four electric telescopic rods (13) are fixedly connected to a support seat (14).
2. A lifting device for HVAC installation construction with good supporting effect according to claim 1, characterized in that: The limiting mechanism (12) comprises a limiting cylinder (121), a limiting groove (122) is provided at the lower part of the right cylinder wall of the limiting cylinder (121), a pressing spring (123) is fixedly connected to the middle part of the upper cylinder wall of the limiting cylinder (121), a positioning bracket (124) is fixedly connected to the lower end of the pressing spring (123), and the lower end of the limiting cylinder (121) is fixedly connected to the upper end of the upper fixing plate (11).
3. A lifting device for HVAC installation construction with good supporting effect according to claim 2, characterized in that: The positioning bracket (124) is configured as an L-shaped structure, and the outer surface of the positioning bracket (124) is slidably connected to the limiting groove (122), and the support seat (14) is configured as a truncated cone structure.
4. A lifting device for HVAC installation construction with good supporting effect according to claim 1, characterized in that: The middle part of the outer surface of the electric telescopic rod (13) is snap-connected with the storage slot (9), and the electric telescopic rod (13) and the scissor-type lift (3) are both electrically connected to the remote controller.
5. A lifting device for HVAC installation construction with good supporting effect according to claim 1, characterized in that: The clamping mechanism (5) comprises a fixed frame (51), a forward and reverse screw rod (52) is movably connected between the middle of the left frame wall and the middle of the right frame wall of the fixed frame (51) through a bearing, an adjusting handle (53) is fixedly connected to the middle of the right end of the forward and reverse screw rod (52), a support frame (54) is movably connected to the middle of the outer surface of the forward and reverse screw rod (52) through a bearing, and the lower end of the support frame (54) is fixedly connected to the lower frame wall of the fixed frame (51), the left and right outer surfaces of the forward and reverse screw rod (52) are both threadedly connected to the clamping frame (55), and the lower end of the fixed frame (51) is fixedly connected to the upper end of the lifting platform (4).
6. A lifting device for HVAC installation construction with good supporting effect according to claim 5, characterized in that: The upper end surface of the support frame (54) is flush with the lower frame wall of the two clamping frames (55), and the support frame (54) and the two clamping frames (55) are both arranged in a T-shaped structure, and a slide groove is provided in the middle of the lower end of the two clamping frames (55).