Heating and ventilation installation structure

Abstract

The utility model discloses a heating and ventilation installation structure which comprises a movable frame, a first driving motor is fixedly installed at the upper top side end of the movable frame, a transmission shaft part at the lower end of the first driving motor penetrates through the upper top side of the movable frame and is fixedly provided with a transmission lead screw, and the outer curved surface of the lower end of the transmission lead screw is in threaded connection with a lead screw nut. An L-shaped lifting table is fixedly mounted on the outer curved surface of the middle of the lead screw nut, limiting sliding rods are movably connected to the two sides of the upper end of the L-shaped lifting table in a penetrating and attaching mode, a driving mounting frame is fixedly mounted in the middle of the lower end of the L-shaped lifting table, and a second driving motor is fixedly mounted in the middle of the driving mounting frame; and a transmission shaft part at the front end of the second driving motor partially penetrates through the front side of the driving mounting frame and is fixedly provided with a first bevel gear. The indoor unit and the outdoor unit of the heating ventilation and air conditioning equipment can be conveniently close to a wall surface needing to be installed while the indoor unit and the outdoor unit of the heating ventilation and air conditioning equipment can be conveniently moved upwards linearly to be lifted.

Description

Technical Field

[0001] The utility model relates to the technical field of HVAC engineering construction, in particular to a HVAC installation structure. Background Art

[0002] HVAC engineering construction refers to the installation and commissioning of heating, ventilation, and air conditioning equipment in buildings. This process, which encompasses heating, ventilation, and air conditioning, is an integral part of construction projects, aiming to provide a comfortable indoor environment and high air quality.

[0003] Specifically, HVAC engineering construction involves several key steps. Among them, HVAC equipment installation is a crucial part of HVAC engineering construction, requiring construction personnel to possess relevant professional knowledge and skills to ensure installation quality and system operation stability.

[0004] However, when the existing technology is actually used, during the installation of the HVAC equipment, the indoor and outdoor air conditioners of the HVAC equipment are usually installed on the indoor and outdoor walls of the building in a hanging manner. However, when the indoor and outdoor air conditioners of the HVAC equipment are hung on the indoor and outdoor walls of the building, since the indoor and outdoor air conditioners have a certain weight, when installing the indoor and outdoor air conditioners, several workers are required to cooperate in lifting the indoor and outdoor air conditioners to the required installation height, which makes the installation of the air conditioners of the HVAC equipment more cumbersome, thereby affecting the installation efficiency of the air conditioners of the HVAC equipment. Utility Model Content

[0005] The purpose of the present utility model is to provide a HVAC installation structure to solve the problem raised in the above background technology that during the installation of HVAC equipment, the air-conditioning indoor and outdoor units of the HVAC equipment are usually installed on the indoor and outdoor walls of the building in a suspended manner. However, when the air-conditioning indoor and outdoor units of the HVAC equipment are suspended and installed on the indoor and outdoor walls of the building, since the air-conditioning indoor and outdoor units have a certain weight, when installing the air-conditioning indoor and outdoor units, several staff members are required to cooperate in lifting the air-conditioning indoor and outdoor units to the required installation height, which makes the installation of the air-conditioning of the HVAC equipment more cumbersome, thereby affecting the air-conditioning installation efficiency of the HVAC equipment.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solution: it includes a movable frame, wherein a first driving motor is fixedly installed on the top side end of the movable frame, a transmission shaft portion at the lower end of the first driving motor passes through a transmission screw fixedly installed on the top side of the movable frame, the outer curved surface of the lower end of the transmission screw is threadedly connected with a screw nut, and an L-shaped lifting platform is fixedly installed on the outer curved surface of the screw nut in the middle, and the upper ends of the L-shaped lifting platform pass through the limited sliding rod that is movably connected, and the middle end of the L-shaped lifting platform is fixedly installed with a driving mounting frame, and a second driving motor is fixedly installed in the middle of the driving mounting frame, and a transmission shaft portion at the front end of the second driving motor passes through a first bevel gear that is fixedly installed on the front side of the driving mounting frame, and the side end of the first bevel gear is meshed with a second bevel gear, and a transmission front shaft is fixedly installed in the middle of the second bevel gear, and a driving pulley is fixedly installed on both sides of the transmission front shaft, and the outer curved surface of the driving pulley is in contact with and transmission-connected with a conveyor belt for placing and conveying the indoor and outdoor units of the HVAC equipment and air conditioner, and the rear end of the driving mounting frame is rotatably connected to support pulleys through a rotating shaft.

[0007] Preferably, pushing rollers are fixedly installed at the four corners of the lower bottom of the mobile frame, and there are four pushing rollers, which are symmetrically distributed at the four corners of the lower bottom of the mobile frame. The pushing rollers are composed of lockable universal wheels, and push handles are fixedly installed on both sides of the front end of the mobile frame.

[0008] Preferably, the upper and lower ends of the transmission screw are rotatably connected to the middle part of the outer side of the mobile frame through a rotating shaft. There are two limiting slide rods, which are symmetrically distributed on both sides of the upper end of the L-shaped lifting platform. The upper and lower ends of the limiting slide rods are fixedly installed at the front and rear ends of the outer side of the mobile frame.

[0009] Preferably, the outer curved surfaces on both sides of the transmission front shaft are rotatably connected to both sides of the front end of the drive mounting frame through a rotating shaft, and there are two driving pulleys, which are symmetrically distributed on both sides of the transmission front shaft.

[0010] Preferably, the outer curved surface of the conveyor belt is provided with anti-slip stripes, and there are four support pulleys, with each two support pulleys forming a group. The two groups of support pulleys are symmetrically distributed on both sides of the rear end of the driving mounting frame, and the support pulleys are tightly connected to the inner side of the rear end of the conveyor belt.

[0011] Preferably, a power control cabinet is fixedly installed at the bottom of the mobile frame, and a mobile power supply is fixedly installed inside the power control cabinet, and the mobile power supply is electrically connected to the first drive motor and the second drive motor through wires.

[0012] Preferably, an upper limit press switch is fixedly installed on the inner side of the upper end of the L-shaped lifting platform, and the upper end of the upper limit press switch is on the same vertical line as the top of the moving frame. Lower limit press switches are fixedly installed on both sides of the bottom of the moving frame, and the upper end of the lower limit press switch is on the same vertical line as the bottom of the L-shaped lifting platform.

[0013] Compared with the prior art, the beneficial effects of the present invention are:

[0014] When the indoor and outdoor units of the heating and air conditioning equipment are placed on the upper end of the conveyor belt, the first drive motor is controlled to be turned on. When the first drive motor is turned on, the transmission screw is driven to rotate. When the transmission screw rotates, the screw nut is driven to move up and down due to the force generated by the threaded connection with the outer curved surface of the lower end of the transmission screw. When the screw nut moves up and down, it drives the L-shaped lifting platform to move up and down along the outer curved surface of the limiting slide bar. When the L-shaped lifting platform moves upward linearly, it drives the indoor and outdoor units of the heating and air conditioning equipment placed on the upper end of the conveyor belt to move upward linearly synchronously, thereby facilitating the upward linear movement and height lifting of the indoor and outdoor units of the heating and air conditioning equipment.

[0015] The utility model also controls the second drive motor to start when the indoor and outdoor units of the HVAC equipment and air conditioner placed on the upper end of the conveyor belt move straight upward and are lifted to the required installation height. When the second drive motor is turned on, it will drive the driving pulley to rotate in turn. When the driving pulley rotates, it will cooperate with the supporting pulley to drive the conveyor belt to rotate and convey. When the conveyor belt rotates and conveys, it will drive the indoor and outdoor units of the HVAC equipment and air conditioner to move straight backward close to the required installation wall, so that the indoor and outdoor units of the HVAC equipment and air conditioner are installed in conjunction with the mounting bracket installed in advance on the required installation wall, thereby facilitating the upward linear movement and height improvement of the indoor and outdoor units of the HVAC equipment, and facilitating the close proximity of the indoor and outdoor units of the HVAC equipment to the required installation wall. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the overall structure of a HVAC installation structure of this utility model Figure 1 ;

[0017] Figure 2 This is a schematic diagram of the overall structure of a HVAC installation structure of this utility model Figure 2 ;

[0018] Figure 3 This is a schematic diagram of the overall structure of a HVAC installation structure of this utility model Figure 3 .

[0019] In the figure: 1. Moving frame; 2. Push roller; 3. First drive motor; 4. Transmission screw; 5. Screw nut; 6. L-shaped lifting platform; 7. Limit slide; 8. Drive mounting frame; 9. Second drive motor; 10. First bevel gear; 11. Second bevel gear; 12. Transmission front axle; 13. Drive pulley; 14. Conveyor belt; 15. Support pulley; 16. Power control cabinet; 17. Upper limit push switch; 18. Lower limit push switch. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figure 1-3 The utility model provides a technical solution for a heating and ventilation installation structure: it includes a mobile frame 1, and the four corners of the lower bottom of the mobile frame 1 are fixedly installed with pushing rollers 2, and the number of the pushing rollers 2 is four, and they are symmetrically distributed at the four corners of the lower bottom of the mobile frame 1. The pushing rollers 2 are composed of lockable universal wheels. Push handles are fixedly installed on both sides of the front end of the mobile frame 1, so that the pushing rollers 2 cooperate with the pushing handles to facilitate the pushing and moving of the mobile frame 1 while keeping it locked and fixed;

[0022] The upper and lower ends of the driving mechanism 3 are fixedly installed on the top side of the moving frame 1, and the transmission shaft part of the lower end of the first driving motor 3 passes through the upper and lower ends of the driving mechanism 3 and is fixedly installed. The upper and lower ends of the transmission screw 4 are respectively rotatably connected to the middle of the outer side of the moving frame 1 through a rotating shaft, and the outer curved surface of the lower end of the transmission screw 4 is threadedly connected with a screw nut 5. The outer curved surface of the screw nut 5 is fixedly installed with an L-shaped lifting platform 6. Both sides of the upper end of the L-shaped lifting platform 6 pass through the limited sliding rod 7 for movably connection, and there are two limited sliding rods 7, which are symmetrically distributed on both sides of the upper end of the L-shaped lifting platform 6, and the upper and lower ends of the limited sliding rod 7 are respectively fixedly installed on the front and rear ends of the outer side of the moving frame 1, and a driving mounting frame 8 is fixedly installed in the middle of the lower end of the L-shaped lifting platform 6. A second driving motor 9 is fixedly installed in the middle of the driving mounting frame 8. The transmission shaft part at the front end of the second driving motor 9 passes through the front side of the driving mounting frame 8 and is fixedly installed with a first bevel gear 10. The side end of the first bevel gear 10 is meshed and connected with the second The second bevel gear 11 is fixedly installed with a transmission front shaft 12 in the middle, and the outer curved surfaces on both sides of the transmission front shaft 12 are rotatably connected to the front ends of the driving mounting frame 8 through a rotating shaft. A driving pulley 13 is fixedly installed on both sides of the transmission front shaft 12, and there are two driving pulleys 13, respectively symmetrically distributed on both sides of the transmission front shaft 12. The outer curved surface of the driving pulley 13 is fitted with a transmission connection for placing and transporting the indoor and outdoor units of the HVAC equipment and the air conditioner, and the outer curved surface of the conveying belt 14 is provided with anti-slip stripes. The rear ends of the driving mounting frame 8 are rotatably connected with support pulleys 15 on both sides through a rotating shaft, and the number of support pulleys 15 is four, and every two support pulleys 15 form a group. The two groups of support pulleys 15 are symmetrically distributed on both sides of the rear end of the driving mounting frame 8, and the support pulleys 15 are fitted with the transmission connection to the inner side of the rear end of the conveying belt 14, so that the conveying belt 14 is driven to rotate and transport through the driving pulley 13 and the support pulley 15;

[0023] A power control cabinet 16 is fixedly installed at the bottom of the mobile frame 1, and a mobile power supply is fixedly installed inside the power control cabinet 16. The mobile power supply is electrically connected to the first drive motor 3 and the second drive motor 9 through wires, so that the mobile power supply provides working power to the first drive motor 3 and the second drive motor 9 respectively. An upper limit press switch 17 is fixedly installed on the inner side of the upper end of the L-shaped lifting platform 6, and the upper end of the upper limit press switch 17 is on the same vertical line as the top of the mobile frame 1. Lower limit press switches 18 are fixedly installed on both sides of the bottom of the mobile frame 1, and the upper end of the lower limit press switch 18 is on the same vertical line as the bottom of the L-shaped lifting platform 6, so that the upper and lower movement limit distances of the L-shaped lifting platform 6 are limited by the upper limit press switch 17 and the lower limit press switch 18 respectively.

[0024] Working principle: During use, when it is necessary to lift and install the indoor and outdoor units of the HVAC equipment and air conditioner, the indoor and outdoor units of the HVAC equipment and air conditioner are placed on the upper end of the conveyor belt 14. When the indoor and outdoor units of the HVAC equipment and air conditioner are placed on the upper end of the conveyor belt 14, the first drive motor 3 is turned on by control. When the first drive motor 3 is turned on, it will drive the transmission screw 4 to rotate. When the transmission screw 4 rotates, it will drive the screw nut 5 to move up and down due to the force generated by the threaded connection with the outer curved surface of the lower end of the transmission screw 4. When the screw nut 5 moves up and down, it will drive the L-shaped lifting platform 6 to move up and down along the outer curved surface of the limiting slide bar 7. When the L-shaped lifting platform 6 moves upward in a straight line, it will drive the indoor and outdoor units of the HVAC equipment and air conditioner placed on the upper end of the conveyor belt 14 to move upward in a straight line synchronously, thereby facilitating the upward straight line movement and height lifting of the indoor and outdoor units of the HVAC equipment.

[0025] At the same time, when the HVAC equipment and air-conditioning indoor and outdoor units placed on the upper end of the conveyor belt 14 move upward in a straight line and are lifted to the required installation height, the second drive motor 9 is turned on by control. When the second drive motor 9 is turned on, it will drive the first bevel gear 10 to rotate. When the first bevel gear 10 rotates, it will mesh and drive the second bevel gear 11 to rotate. When the second bevel gear 11 rotates, it will drive the transmission front shaft 12 to rotate. When the transmission front shaft 12 rotates, it will drive the driving pulley 13 to rotate. When the driving pulley 13 rotates, it will cooperate with the supporting pulley 15 to drive the conveyor belt 14 to rotate and transport. When the conveyor belt 14 rotates and transports, it will drive the HVAC equipment and air-conditioning indoor and outdoor units to move backward in a straight line close to the required installation wall, so that the HVAC equipment and air-conditioning indoor and outdoor units can be installed in conjunction with the mounting bracket installed in advance on the required installation wall, thereby facilitating the upward linear movement height of the HVAC equipment and air-conditioning indoor and outdoor units, and facilitating the HVAC equipment and air-conditioning indoor and outdoor units to approach the required installation wall.

[0026] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0027] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A HVAC installation structure, characterized by: The invention comprises a moving frame (1), wherein a first driving motor (3) is fixedly installed on the top side of the moving frame (1), a transmission shaft portion of the lower end of the first driving motor (3) passes through the top side of the moving frame (1) and is fixedly installed with a transmission screw (4), the outer curved surface of the lower end of the transmission screw (4) is threadedly connected with a screw nut (5), an L-shaped lifting platform (6) is fixedly installed on the outer curved surface of the middle part of the screw nut (5), both sides of the upper end of the L-shaped lifting platform (6) pass through the limited position sliding rod (7) that is movably connected, a driving mounting frame (8) is fixedly installed in the middle of the lower end of the L-shaped lifting platform (6), and a second driving mounting frame (8) is fixedly installed in the middle part of the driving mounting frame (8). A driving motor (9) is provided, and a front transmission shaft portion of the second driving motor (9) passes through the front side of the driving mounting frame (8) and is fixedly mounted with a first bevel gear (10), a side end of the first bevel gear (10) is meshedly connected with a second bevel gear (11), a middle portion of the second bevel gear (11) is fixedly mounted with a transmission front shaft (12), and driving pulleys (13) are fixedly mounted on both sides of the transmission front shaft (12), and an outer curved surface of the driving pulley (13) is in contact with a conveying belt (14) for placing and conveying the indoor and outdoor units of the heating and ventilation equipment air conditioner, and both sides of the rear end of the driving mounting frame (8) are rotatably connected with support pulleys (15) through a rotating shaft.

2. A HVAC installation structure according to claim 1, characterized in that: Push rollers (2) are fixedly installed at the four corners of the lower end of the mobile frame (1), and there are four push rollers (2), which are symmetrically distributed at the four corners of the lower end of the mobile frame (1). The push rollers (2) are composed of lockable universal wheels. Push handles are fixedly installed on both sides of the front end of the mobile frame (1).

3. The HVAC installation structure according to claim 2, characterized in that: The upper and lower ends of the transmission screw rod (4) are respectively rotatably connected to the middle part of the outer side of the mobile frame (1) through a rotating shaft. There are two limit slide rods (7), which are symmetrically distributed on both sides of the upper end of the L-shaped lifting platform (6). The upper and lower ends of the limit slide rods (7) are respectively fixedly installed at the front and rear ends of the outer side of the mobile frame (1).

4. The HVAC installation structure according to claim 3, characterized in that: The outer curved surfaces on both sides of the transmission front shaft (12) are rotatably connected to both sides of the front end of the driving mounting frame (8) through a rotating shaft. There are two driving pulleys (13) which are symmetrically distributed on both sides of the transmission front shaft (12).

5. The HVAC installation structure according to claim 4, characterized in that: The outer curved surface of the conveyor belt (14) is provided with anti-slip stripes. There are four support pulleys (15), and each two support pulleys (15) form a group. The two groups of support pulleys (15) are symmetrically distributed on both sides of the rear end of the drive mounting frame (8). The support pulleys (15) are connected to the inner side of the rear end of the conveyor belt (14) in a close-fitting transmission manner.

6. The HVAC installation structure according to claim 5, characterized in that: A power control cabinet (16) is fixedly installed at the bottom of the mobile frame (1), and a mobile power supply is fixedly installed inside the power control cabinet (16). The mobile power supply is electrically connected to the first drive motor (3) and the second drive motor (9) through wires.

7. The HVAC installation structure according to claim 6, characterized in that: An upper limit press switch (17) is fixedly installed on the inner side of the upper end of the L-shaped lifting platform (6), and the upper end of the upper limit press switch (17) is on the same vertical line as the top of the movable frame (1). Lower limit press switches (18) are fixedly installed on both sides of the bottom of the movable frame (1), and the upper end of the lower limit press switch (18) is on the same vertical line as the bottom of the L-shaped lifting platform (6).

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