Heating and ventilation equipment mounting tool

Abstract

The utility model belongs to the technical field of installation tools, and particularly relates to a heating and ventilation equipment installation tool which comprises a platform, a shear fork lifting device, a bearing plate and a pedal plate. The bearing plate is arranged on the platform through a shear fork lifting device, the shear fork lifting device is used for driving the bearing plate to do lifting motion, and the bearing plate is used for bearing to-be-mounted equipment; the pedal plate is connected with the bearing plate through a telescopic connecting assembly, and the bearing plate drives the pedal plate to ascend and descend. The length of the telescopic connecting assembly is adjustable. The heating ventilation air conditioner indoor unit to be installed is placed on the bearing plate, an installation worker stands on the pedal plate, and the air conditioner indoor unit and the installation worker ascend together; and meanwhile, the telescopic connecting assembly can be limited when extending to a certain length, so that a proper distance is conveniently kept between the bearing plate and the pedal to adapt to installation of installation personnel. Through the arrangement, climbing work and bearing work of installation personnel are avoided, and installation is safer and more convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of installation tools, and in particular relates to a heating and ventilation equipment installation tool. Background Art

[0002] HVAC is an important part of a building. It includes three aspects: heating, ventilation, and air conditioning. HVAC is widely used in the equipment. During the installation of HVAC, especially for the installation of indoor hanging units, since indoor hanging units often need to be installed at a higher position, the traditional installation method is usually that the installers climb to a high place and install them by manpower, which inevitably generates a lot of climbing and manpower support work for the indoor unit, which is very time-consuming and labor-intensive, and also has certain risks.

[0003] Therefore, there is an urgent need for a time-saving, labor-saving, safe and reliable HVAC equipment installation tool to solve the problems existing in the prior art. Utility Model Content

[0004] In view of the above problems, the purpose of the utility model is to provide a HVAC equipment installation tool to avoid the inconvenience and insecurity of the installer climbing and supporting the indoor unit with his hands. The technical solution is as follows:

[0005] A heating and ventilation equipment installation tool, comprising a platform, a scissor lift device, a support plate and a foot pedal;

[0006] The support plate is arranged on the platform by a scissor lift device, the scissor lift device is used to drive the support plate to perform lifting movement, and the support plate is used to support the equipment to be installed;

[0007] The foot pedal is connected to the support plate through a telescopic connection assembly, and the support plate is used to drive the foot pedal to move up and down;

[0008] The telescopic connection assembly is arranged in a length-adjustable manner.

[0009] Preferably, the telescopic connection assembly comprises a plurality of lumens, a sliding cavity is provided inside the lumens, and the plurality of lumens are plug-connected in sequence and can slide in the sliding cavity;

[0010] A limiting block is provided at one end of the cavity tube, and a limiting plate is provided at the other end thereof, for limiting the cavity tube from sliding out of the sliding cavity.

[0011] Preferably, the platform is also equipped with universal wheels and a push rod; the universal wheels are universal wheels with brakes.

[0012] Preferably, a tool storage bin is further provided at the bottom of the support plate, and a tool storage drawer is slidably installed in the inner cavity of the tool storage bin.

[0013] Preferably, magnets are provided on the rear side of the tool storage drawer and the inner rear side wall of the tool storage compartment.

[0014] Preferably, a controller is also installed at the bottom of the supporting plate, and the controller is connected to the scissors lift device and the lift remote controller via a connecting line.

[0015] Preferably, a seat belt buckle is installed on the front side of the supporting plate, and the seat belt buckle is detachably connected to the seat belt of the installer.

[0016] Preferably, a pipeline connection auxiliary device is installed on the top of the support plate;

[0017] The pipeline connection auxiliary device comprises a base, a guide slot is provided on the top of the base, a first slider and a second slider are slidably provided in the guide slot, and a first fixing device and a second fixing device are respectively installed on the first slider and the second slider;

[0018] A screw rod can also be rotatably arranged in the guide slot, and the first slider and the second slider are respectively threadedly connected to the screw rod, so as to convert the rotation of the screw rod into the sliding of the first slider and the second slider in the guide slot;

[0019] The screw rod is also connected to the rotating shaft through a bevel gear, and the rotating shaft is also provided with a hand wheel;

[0020] The first fixing device and the second fixing device are used to fix the pipeline on the equipment to be installed.

[0021] Preferably, the first fixing device and the second fixing device both comprise a supporting base, the supporting base is hingedly connected to a top clamping seat, and the supporting base and the top clamping seat are closed to form a receiving cavity for receiving the pipe;

[0022] The top clamping seat is also provided with a screw, one end of which is located in the accommodating cavity, and a curved clamping plate is rotatably mounted on the part of the screw located in the accommodating cavity, and the screw is used to adjust the curved clamping plate to abut against the pipe;

[0023] The supporting base and the top clamping seat are also connected via locking bolts.

[0024] Compared with the prior art, the beneficial effects of the utility model are:

[0025] When the device is in use, the HVAC indoor unit to be installed is placed on the support plate, and the installer stands on the foot pedal and controls the scissor lift device to drive the support plate to rise. While the support plate rises, under the action of the installer's gravity, the telescopic connection assembly extends and limits when it extends to a certain length, so that the foot pedal rises with the rise of the support plate, so that the foot pedal is lower than the height of the support plate, and the relative positions of the two are adapted to the installer's reasonable installation posture. When the support plate rises to the installation height of the indoor unit, the scissor lift device can be controlled to stop running. This arrangement avoids a lot of climbing work and supporting installation work for the installer, saving time and effort and being safe and convenient.

[0026] Other features and advantages of the present invention will become apparent from the following detailed description of exemplary embodiments of the present invention with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 This is a structural schematic diagram of a HVAC equipment installation tool according to an embodiment of the utility model;

[0028] Figure 2 for Figure 1 A rear axonometric diagram of

[0029] Figure 3 for Figure 1 A schematic diagram of the front view structure of

[0030] Figure 4 for Figure 1 A schematic diagram of a left-side sectional structure;

[0031] Figure 5 It is a structural schematic diagram of the telescopic connection assembly in the embodiment;

[0032] Figure 6 Schematic diagram of the structure of the pipeline connection auxiliary device in the embodiment;

[0033] Figure 7 This is a schematic diagram of the internal top view of the base in the embodiment;

[0034] Figure 8 for Figure 4 A schematic diagram of the enlarged structure of the middle part A;

[0035] In the figure: 1, platform; 2, universal wheel; 3, trolley rod; 4, scissor lift device; 5, supporting plate; 6, connecting plate; 7, first cavity tube; 8, second cavity tube; 9, sliding rod; 10, foot pedal; 11, tool storage compartment; 12, tool storage drawer; 13, magnet; 14, controller; 15, lifting remote control; 16, safety belt buckle; 17, limit block; 18, limit plate; 19, base; 20, guide slide; 21, first slider; 22, second slider; 23, first fixing device; 24, second fixing device; 25, rotating shaft; 26, hand wheel; 27, first bevel gear; 28, lead screw; 29, second bevel gear; 30, supporting base; 31, top clamping seat; 32, screw; 33, arc clamping plate; 34, lever; 35, screw seat; 36, locking bolt; 37, anti-slip cap. DETAILED DESCRIPTION

[0036] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is described in detail below in conjunction with the accompanying drawings. The description in this part is only exemplary and explanatory and should not have any limiting effect on the protection scope of the present invention.

[0037] like Figure 1-4 As shown, a HVAC equipment installation tool comprises a platform 1, a universal wheel 2 is installed at the bottom of the platform 1, a trolley rod 3 and a scissor lift 4 are installed at the top of the platform 1, a support plate 5 is installed at the top of the scissor lift 4, a connecting plate 6 is screwed at the bottom of the support plate 5, and a telescopic connecting assembly is connected to the bottom of the connecting plate 6, see Figure 5The telescopic connection assembly in this embodiment includes a first cavity tube 7, a second cavity tube 8 and a slide rod 9. The second cavity tube 8 is inserted into the inner cavity of the first cavity tube 7, and the slide rod 9 is inserted into the inner cavity of the second cavity tube 8. A foot pedal 10 is installed at the bottom of the slide rod 9. A tool storage bin 11 is installed at the bottom of the support plate 5. A tool storage drawer 12 is slidably installed in the inner cavity of the tool storage bin 11. The rear side of the tool storage drawer 12 and the inner rear side wall of the tool storage bin 11 are both provided with magnets 13. A controller is installed at the bottom of the support plate 5. 14, the controller 14 is connected to the lifting remote control 15 through a connecting line, a safety belt buckle 16 is installed on the front of the support plate 5, and a pipeline connection auxiliary device is installed on the top of the support plate 5. When the device is used, the HVAC indoor unit to be installed is placed on the support plate 5, and the trolley rod 3 is used to push the device to move to the installation position through the universal wheel 2, and the universal wheel 2 can be braked by the brake on the universal wheel 2. The installer stands on the foot pedal 10 and can choose to wear a safety belt and connect the safety buckle on the safety belt with the safety belt buckle 16, and then the lift can be used. The remote controller 15 issues a command to the controller 14 to control the scissor lift device 4 to drive the support plate 5 to rise. When the support plate 5 rises, under the action of the gravity of the installer, the first cavity tube 7 and the second cavity tube 8, and the second cavity tube 8 and the slide bar 9 are unfolded. When the limit block 17 in the first cavity tube 7 abuts against the limit plate 18 at the top of the second cavity tube 8, and the limit block 17 in the second cavity tube 8 abuts against the limit plate 18 at the top of the slide bar 9, the foot pedal 10 rises with the rise of the support plate 5, and the fully unfolded first cavity tube 7, second cavity tube 8 and slide bar 9 are unfolded. The rod 9 makes the foot pedal 10 lower than the height of the support plate 5, and the relative position of the two is adapted to the reasonable installation posture of the installer. When the support plate 5 rises to the installation height of the indoor unit, the scissor lift device 4 can be controlled to stop running. At this time, the tool storage drawer 12 can be opened to take out tools for installation operations, which not only saves the installer from the inconvenience and insecurity of climbing and supporting the indoor unit with hands, but also facilitates the use and storage of tools. The wide support plate can also provide a workbench for some manual operations during the installation process, greatly facilitating the installation of the HVAC indoor unit. Figure 6-8The pipeline connection auxiliary device includes a base 19, a guide slot 20 is provided on the top of the base 19, and the guide slot 20 is slidably connected with the first slider 21 and the second slider 22. The first slider 21 and the second slider 22 are respectively installed with a first fixing device 23 and a second fixing device 24 on their tops. A rotating shaft 25 is rotatably installed inside the base 19, and the front end of the rotating shaft 25 is connected to a hand wheel 26, and the rear end of the rotating shaft 25 is connected to a first bevel gear 27. A screw rod 28 is rotatably installed in the guide slot 20, and a second bevel gear 29 is sleeved on the outer side of the screw rod 28. The first bevel gear 27 and the second bevel gear 29 are meshed, and the screw rod 28 passes through the first slider. The block 21 and the second slider 22, when it is necessary to adjust the position of the pipeline or close the pipeline, only need to rotate the hand wheel 26 to drive the rotating shaft 25 together with the first bevel gear 27 to rotate, and use the first bevel gear 27 to drive the second bevel gear 29 together with the screw 28 to rotate, and the first fixing device 23 and the second fixing device 24 can be driven by spiral transmission to adjust the position respectively, the first fixing device 23 and the second fixing device 24 both include a supporting base 30, the top of the supporting base 30 is pinned with a top clamping seat 31, the top clamping seat 31 is threadedly connected with a screw rod 32, the bottom of the screw rod 32 is rotatably installed with an arc clamping plate 33, the top of the screw rod 32 is installed with a lever 34, the supporting base A screw seat 35 is provided on the front side of each of the upper and lower screw seats 35, and a locking bolt 36 is connected between the upper and lower screw seats 35. A non-slip cap 37 is provided on the top of the locking bolt 36. When connecting the inner and outer pipes, it is only necessary to unscrew the locking bolt 36 through the non-slip cap 37 to rotate and open the top seat 31, and place the ends of the two pipe sections connected above the supporting bases of the first fixing device 23 and the second fixing device 24 respectively, and close the top seat 31, and re-screw the locking bolt 36 to fix the supporting base 30 and the top seat 31, and move the lever 34 to drive the screw rod 32 to rotate, and use the spiral transmission between the screw rod 32 and the top seat 31 to drive the arc-shaped card plate 33 to descend. , and cooperate with the supporting base 30 to clamp the pipeline, so that it is convenient to perform operations such as filing, stripping, and connecting the pipeline, avoiding the situation where one or both hands hold the pipeline and it is inconvenient to perform other operations. The inner cavities of the first cavity tube 7 and the second cavity tube 8 are both provided with limit blocks 17, and the tops of the second cavity tube 8 and the slide bar 9 are both provided with limit plates 18. Through the setting of the limit blocks 17 and the limit plates 18, a limit effect can be played between the first cavity tube 7 and the second cavity tube 8, and between the second cavity tube 8 and the slide bar 9, so that the foot pedal 10 can be driven to rise. The universal wheel 2 adopts a universal wheel with a brake. Through the universal wheel with a brake, the device can be stopped after the device is moved into place to prevent the device from moving by itself.

[0038] The working principle and use process of the utility model are as follows: when the device is used, the HVAC indoor unit to be installed is placed on the supporting plate 5, and the trolley rod 3 is used to push the device to move to the installation position through the universal wheel 2, and the universal wheel 2 can be braked by the brake on the universal wheel 2. The installer stands on the foot pedal 10, and can choose to wear a safety belt, and connect the safety buckle on the safety belt with the safety belt buckle 16, and then use the lifting remote control 15 to issue instructions to the controller 14 to control the operation of the scissor lift device 4 to drive the supporting plate 5 to rise. When the supporting plate 5 rises, under the gravity of the installer, the first cavity tube 7 and the second cavity tube 8, and the second cavity tube 8 and the slide bar 9 are all moved. When the limit block 17 in the first cavity tube 7 abuts against the limit plate 18 at the top of the second cavity tube 8, and the limit block 17 in the second cavity tube 8 abuts against the limit plate 18 at the top of the slide bar 9, the foot pedal 10 rises with the rise of the supporting plate 5. The fully expanded first cavity tube 7, the second cavity tube 8 and the slide bar 9 make the foot pedal 10 lower than the height of the supporting plate 5, so that the relative positions of the two are adapted to the reasonable installation posture of the installer. When the supporting plate 5 rises to the installation height of the indoor unit, the scissor lift device 4 can be controlled to stop running. At this time, the tool storage drawer 12 can be opened to take tools for installation operations, which saves the installer from climbing and supporting the indoor unit with hands. The utility model is convenient and unsafe, and it is convenient to take and store tools. The wide support plate can also provide a workbench for some manual operations during the installation process, which greatly facilitates the installation of the indoor unit of the HVAC. When connecting the indoor unit and the outdoor unit pipes, it is only necessary to unscrew the locking bolt 36 through the anti-slip cap 37 to rotate and open the top clamping seat 31, place the ends of the two pipe sections connected above the supporting bases of the first fixing device 23 and the second fixing device 24 respectively, close the top clamping seat 31, re-screw the locking bolt 36 to fix the supporting base 30 and the top clamping seat 31, and turn the lever 34 to drive the screw 32 to rotate, and use the screw 32 and the top clamping seat 31 to fix the supporting base 30 and the top clamping seat 31. The spiral transmission between them drives the arc clamping plate 33 to descend, and cooperates with the supporting base 30 to clamp the pipeline, so that the pipeline can be filed, peeled, connected and other operations can be performed conveniently, avoiding the situation where the pipeline is held with one or both hands and it is inconvenient to perform other operations. When the pipeline position needs to be adjusted or the pipeline needs to be closed, it is only necessary to turn the hand wheel 26 to drive the rotating shaft 25 together with the first bevel gear 27 to rotate, and the first bevel gear 27 drives the second bevel gear 29 together with the screw rod 28 to rotate, and the spiral transmission can be used to drive the first fixing device 23 and the second fixing device 24 to adjust the position respectively, which greatly facilitates the connection work of the pipeline, thereby further improving the installation efficiency of the HVAC indoor unit.

Claims

1. A HVAC equipment installation tool, characterized in that: It comprises a platform (1), a scissor lift device (4), a support plate (5), a foot pedal (10) and a telescopic connection assembly; The support plate (5) is arranged on the platform (1) via a scissor lift device (4), the scissor lift device (4) is used to drive the support plate (5) to perform lifting movement, and the support plate (5) is used to support the equipment to be installed; The foot pedal (10) is connected to the support plate (5) via a telescopic connection assembly, so that the support plate (5) drives the foot pedal (10) to rise and fall; The telescopic connection assembly is arranged in a length-adjustable manner.

2. A HVAC equipment installation tool according to claim 1, characterized in that: The telescopic connection assembly comprises a plurality of lumens, wherein a sliding cavity is provided inside the lumens, and the plurality of lumens are plug-connected in sequence and can slide in the sliding cavity; A limiting block is provided at one end of the cavity tube, and a limiting plate is provided at the other end thereof, for limiting the cavity tube from sliding out of the sliding cavity.

3. A HVAC equipment installation tool according to claim 1, characterized in that: The platform (1) is also provided with a universal wheel (2) and a cart push rod (3); the universal wheel (2) is a universal wheel with a brake.

4. A HVAC equipment installation tool according to claim 1, characterized in that: A tool storage compartment (11) is also provided at the bottom of the support plate (5), and a tool storage drawer (12) is slidably mounted in the inner cavity of the tool storage compartment (11).

5. A HVAC equipment installation tool according to claim 4, characterized in that: Magnets (13) are provided on the rear side of the tool storage drawer (12) and the inner rear side wall of the tool storage compartment (11).

6. A HVAC equipment installation tool according to claim 1, characterized in that: A controller (14) is also installed at the bottom of the supporting plate (5), and the controller (14) is connected to the scissor lift device (4) and the lift remote controller (15) via a connecting line.

7. A HVAC equipment installation tool according to claim 1, characterized in that: A safety belt buckle (16) is installed on the front of the supporting plate (5), and the safety belt buckle (16) is detachably connected to the safety belt on the installer.

8. A HVAC equipment installation tool according to claim 1, characterized in that: A pipeline connection auxiliary device is installed on the top of the support plate (5); The pipeline connection auxiliary device comprises a base (19), a guide slide groove (20) is provided on the top of the base (19), a first slider (21) and a second slider (22) are slidably arranged in the guide slide groove (20), and a first fixing device (23) and a second fixing device (24) are respectively installed on the first slider (21) and the second slider (22); A screw rod (28) is rotatably provided in the guide slot (20), and the first slider (21) and the second slider (22) are respectively threadedly connected to the screw rod (28) for converting the rotation of the screw rod (28) into the sliding of the first slider (21) and the second slider (22) in the guide slot (20); The screw rod (28) is also connected to the rotating shaft (25) by a bevel gear, and a hand wheel is also provided on the rotating shaft; The first fixing device (23) and the second fixing device (24) are used to fix the pipeline on the equipment to be installed.

9. A HVAC equipment installation tool according to claim 8, characterized in that: The first fixing device (23) and the second fixing device (24) both comprise a supporting base (30), a top clamping seat (31) being hingedly connected to the supporting base (30), and a receiving cavity for receiving the pipeline is formed when the supporting base (30) and the top clamping seat (31) are closed; The top clamping seat (31) is also provided with a screw rod (32), one end of which is located in the accommodating cavity, and a curved clamping plate (33) is rotatably mounted on the portion of the screw rod (32) located in the accommodating cavity, and the screw rod (32) is used to adjust the curved clamping plate (33) to abut against the pipe; The supporting base (30) and the top clamping base (31) are also connected via a locking bolt (36).

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