CN218001794U

CN218001794U - Adjustable air supply device for heating ventilation air conditioner

Info

Publication number: CN218001794U
Application number: CN202221655679.4U
Authority: CN
Inventors: 陈淑静; 闫秀宝; 种纪森; 吴仁通; 靳宗笑
Original assignee: Shandong Rail Transit Survey And Design Institute Co ltd; Jinan Rail Transit Group Co Ltd
Current assignee: Shandong Rail Transit Survey And Design Institute Co ltd; Jinan Rail Transit Group Co Ltd
Priority date: 2022-06-29
Filing date: 2022-06-29
Publication date: 2022-12-09
Anticipated expiration: 2032-06-29

Abstract

The utility model provides an adjustable air supply device for heating, ventilating and air conditioning; the heating ventilating and air conditioning system comprises ventilation pipes, baffles and a driving assembly, wherein the baffles are arranged in the ventilation pipes and are respectively and rotatably connected with the ventilation pipes; the driving assembly comprises a reciprocating driving mechanism and a gear rack mechanism, the gear rack mechanisms are connected with the baffles in a one-to-one correspondence mode, the baffles penetrate through the side wall of the ventilation pipe and are connected with gears of the gear rack mechanisms, and a connecting plate is mounted at the output end of the reciprocating driving mechanism; aiming at the problem that the air supply device of the conventional heating ventilation air conditioner is inconvenient to adjust, a plurality of baffles are respectively matched with a structure of a rack-and-pinion mechanism, and a connecting plate at the tail end of a reciprocating motion mechanism drives a rack to move synchronously, so that all the baffles are driven to rotate synchronously to adjust the posture, the positions of the baffles are stably driven and stably kept by meshing of the rack-and-pinion mechanism, and the requirements of accurately adjusting the baffles and adjusting the position stability of the rear baffle are met.

Description

Adjustable air supply device for heating ventilation air conditioner

Technical Field

The utility model relates to a heating and ventilation air conditioner technical field, in particular to heating and ventilation air conditioner is with adjustable air supply arrangement.

Background

The main functions of the heating ventilation air conditioner comprise heating, ventilation and air conditioning, a host of the heating ventilation air conditioner conveys cold air or warm air to each region in a building facility through a pipeline, the tail end of the pipeline is provided with a ventilation pipe, a baffle used for adjusting the opening degree and the orientation is arranged on the ventilation pipe, the baffle is used for adjusting the tail end air outlet, and different requirements in different regions are met.

The chinese patent discloses an adjustable air supply device (publication number: CN 211823057U) for heating, ventilating and air conditioning systems, which is provided with a rotating rod to drive a third rotating shaft, a second rotating shaft and a wind deflector to rotate, so that the wind deflector can be conveniently adjusted to a proper inclination angle, thereby adjusting the air supply angle; adopt the belt pulley to transmit the mode of drive power step by step, but it is in the in-service use in-process, can cause the driving resistance too big if the belt pulley mechanism tension, the deep bead that is located away from the driving piece is difficult to open and shut in step, if the belt pulley mechanism crosses the pine and causes deep bead driving resistance less, the deep bead stability is relatively poor in the use, the angle of opening and shutting of difficult keeping deep bead is difficult to satisfy the demand of ventilation pipe position control amount of wind and air current orientation.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the defect that prior art exists, provide an adjustable air supply arrangement for warm logical idle call, adopt a plurality of baffles to cooperate rack and pinion mechanism's structure respectively, through reciprocating motion mechanism end-to-end connection board movable rack synchronous motion to drive all baffles and rotate the regulation gesture in step, utilize rack and pinion's meshing steady drive and stably keep the baffle position, satisfy accurate adjusting the baffle and adjust the demand that the backplate rigidity is stable.

In order to realize the purpose, the following technical scheme is adopted:

an adjustable air supply device for a heating ventilation air conditioner comprises a ventilation pipe, baffles and a driving assembly, wherein the baffles are arranged in the ventilation pipe and are respectively and rotatably connected with the ventilation pipe; the driving assembly comprises a reciprocating driving mechanism and a gear rack mechanism, the gear rack mechanism is connected with the baffles in a one-to-one correspondence mode, the baffles penetrate through the side wall of the ventilation pipe and are connected with gears of the gear rack mechanism, the connecting plate is installed at the output end of the reciprocating driving mechanism, and racks of all the gear rack mechanisms are installed on the connecting plate to drive all the baffles to synchronously swing.

Furthermore, the driving assembly is installed on the shell, a cavity is formed in the shell, and the gear rack mechanism and the connecting plate are both arranged in the cavity of the shell.

Furthermore, a sliding groove is formed in the shell, sliding grooves are respectively in sliding fit with two ends of the connecting plate, and the connecting plate is parallel to the moving track of the output end of the reciprocating driving mechanism along the sliding track of the sliding grooves.

Furthermore, the two ends of the connecting plate are respectively provided with a sliding block, a limiting rod is arranged in the sliding rail, and the limiting rod is in sliding fit with a through hole preset in the sliding block.

Furthermore, the shell is connected with one side of the axis of the ventilating pipe, and one end of the baffle plate penetrates through the side wall of the ventilating pipe and extends into the cavity.

Furthermore, the reciprocating driving mechanism comprises a driving piece and a lead screw sliding block mechanism, the output end of the driving piece is connected with a lead screw, the sliding block is arranged on the connecting plate, the lead screw is matched with the sliding block, and the driving piece drives the connecting plate and the rack to axially reciprocate along the lead screw through the lead screw sliding block mechanism.

Furthermore, the two ends of the baffle are respectively matched with a rotating rod, and the rotating rods are rotatably connected with the ventilation pipe to install the baffle in the ventilation pipe.

Furthermore, the rotating rod at one end of the baffle is connected with the ventilating pipe through a bearing, and the rotating rod at the other end of the baffle penetrates through the side wall of the ventilating pipe and then is matched with a gear.

Furthermore, the rotating axes of the baffles in the ventilation pipe are parallel and are positioned in the same plane, and the shielding range of the baffles on the ventilation pipe is adjusted through the rotation of the baffles.

Furthermore, all baffles in the ventilation pipe are arranged at equal intervals, and the included angle between the baffle and the axis of the ventilation pipe is changed through rotation of the baffles.

Compared with the prior art, the utility model has the advantages and positive effect be:

(1) Aiming at the problem that the air supply device of the existing heating ventilation air conditioner is inconvenient to adjust, the structure that a plurality of baffles are respectively matched with a rack and pinion mechanism is adopted, and a connecting plate at the tail end of a reciprocating motion mechanism drives a rack to move synchronously, so that all the baffles are driven to rotate synchronously to adjust the posture, the positions of the baffles are stably driven and stably kept by the meshing of the rack and pinion, and the requirements of accurately adjusting the baffles and adjusting the position stability of the rear baffle are met.

(2) The plurality of gears can be driven to rotate simultaneously through the movement of the plurality of racks, the plurality of baffles can be driven to rotate through the rotation of the plurality of gears, so that the baffles rotate by taking the second rotating rod and the first rotating rod as rotating shafts, thereby the angle of opening and shutting of baffle has been adjusted, and then the amount of wind to air outlet department is adjusted, and the meshing of rack and pinion can lock the baffle behind the angle of adjustment after connecting plate rigidity for the angle of opening and shutting of adjusting the baffle is more stable.

(3) The sliding block is arranged in the sliding groove in a sliding mode, the two limiting rods respectively penetrate through the sliding block in a movable mode, the limiting effect is achieved on the connecting plate, and the connecting plate can move more stably.

Drawings

The accompanying drawings, which form a part of the specification, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention and not to constitute a limitation on the invention.

Fig. 1 is a schematic structural view of an adjustable air supply device for heating, ventilating and air conditioning in embodiment 1 of the present invention.

Fig. 2 is a schematic view of the baffle arrangement in embodiment 1 of the present invention.

Fig. 3 is a schematic view of the rack mounted on the connecting plate in embodiment 1 of the present invention.

Fig. 4 is a schematic structural diagram of the connecting plate cooperating with the slider in embodiment 1 of the present invention.

In the figure, 1, vent; 2. a baffle plate; 21. a first rotating rod; 22. a bearing; 23. a second rotating rod; 24. a gear; 3. a housing; 31. a chute; 4. a motor; 5. a rack; 6. a threaded rod; 7. a connecting plate; 71. connecting blocks; 72. a slider; 8. a limiting rod.

Detailed Description

Example 1

In a typical embodiment of the present invention, as shown in fig. 1 to 4, an adjustable air supply device for heating, ventilating and air conditioning is provided.

As shown in fig. 1, the adjustable air supply device for the heating ventilation air conditioner mainly comprises a ventilation pipe 1, a shell 3, a baffle 2 and a driving assembly, wherein the baffle 2 is arranged in the ventilation pipe 1, the ventilation pipe 1 can be shielded or opened through rotation of the baffle 2, and the inclination angle of the baffle 2 can be adjusted through adjusting the rotation angle, so that the orientation and the flow of the output air flow of the ventilation pipe 1 can be adjusted. The drive assembly is arranged outside the ventilation pipe 1 and can penetrate through the side wall of the ventilation pipe 1 to drive the baffle 2 to rotate, and meanwhile, the shell 3 covers the outside of the drive assembly to protect the drive assembly and install the drive assembly on the ventilation pipe 1.

With reference to fig. 1 and 2, a plurality of baffle plates 2 are mounted in the ventilation pipe 1 at equal intervals, in this embodiment, taking the number of the baffle plates 2 configured as four as an example, two side ends of each baffle plate 2 are respectively and fixedly connected with a first rotating rod 21 and a second rotating rod 23, and each first rotating rod 21 is movably inserted in the ventilation pipe 1 to form a rotating connection; each second rotating rod 23 movably penetrates through the ventilation pipe 1 and forms rotating connection, and a gear 24 is fixedly mounted on each second rotating rod 23 and is used for meshing the rack 5 to drive the baffle 2 to rotate.

Each rotating rod 21 is provided with a bearing 22, the rotating rod 21 is arranged on the side wall of the ventilation pipe 1 through the bearing 22, the rotating rod 21 is fixedly connected with the inner ring of the bearing 22, the outer ring of the bearing 22 is connected with the side wall of the ventilation pipe 1, and the relative rotation of the baffle 2 and the ventilation pipe 1 is realized by the relative rotation of the inner ring and the outer ring of the bearing 22, so that the angle adjustment of the baffle 2 relative to the ventilation pipe 1 is realized.

An adjusting structure is arranged on the ventilation pipe 1 and comprises a shell 3, a motor 4, a rack 5, a threaded rod 6, a connecting plate 7 and a limiting rod 8, gears are meshed with the racks to form a gear rack mechanism, the threaded rod is used as a lead screw to be matched with a connecting block 71 on the connecting plate, the connecting block 71 is used as a sliding block to be matched with the threaded rod to form a lead screw sliding block mechanism, and the motor 4 is used as a driving piece to drive the lead screw sliding block mechanism to move so as to drive the connecting plate to move; the gear rack mechanism, the lead screw slider mechanism and the driving piece jointly form a driving assembly.

Referring to fig. 1 and 3, a plurality of gear rack mechanisms are connected with a plurality of baffles 2 in a one-to-one correspondence manner, the baffles 2 penetrate through the side wall of the ventilation pipe 1 and are connected with gears 24 of the gear rack mechanisms, a connecting plate 7 is installed at the output end of the reciprocating driving mechanism, and racks 5 of all the gear rack mechanisms are installed on the connecting plate so as to drive all the baffles 2 to synchronously swing.

As shown in fig. 3, in order to restrain the movement of the connecting plate 7 and ensure the stability of the connecting plate 7 during the movement process, a sliding slot 31 is provided in the housing 3, the two ends of the connecting plate 7 are respectively in sliding fit with the sliding slot 31, and the sliding track of the connecting plate 7 along the sliding slot 31 is parallel to the movement track of the output end of the reciprocating driving mechanism.

In this embodiment, a cavity is formed in the housing 3, both the rack-and-pinion mechanism and the connecting plate 7 are disposed in the cavity of the housing 3, the housing 3 is fixedly mounted at the side end of the ventilation pipe 1, three sliding grooves 31 are formed in the side wall surface of the housing 3, the connecting block 71 is matched with the middle sliding groove 31, and the upper end and the lower end of the connecting plate 7 are respectively matched with the sliding grooves 31.

The motor 4 is fixedly installed at the side end of the shell 3, the number of the racks 5 is consistent with that of the baffle plates 2, each gear 24 is meshed with the rack 5, the threaded rod 6 is rotatably installed in the shell 3, an output shaft of the motor 4 is fixedly connected with the threaded rod 6, and the four racks 5 are fixedly connected through the connecting plates 7.

The middle part fixedly connected with connecting block 71 of 7 sides of connecting plate, the equal fixedly connected with slider 72 in upper and lower both sides of 7 sides of connecting plate, connecting block 71 and two sliders 72 slide respectively and set up in spout 31, threaded rod 6 through connection block 71 to with connecting block 71 threaded connection, the quantity of gag lever post 8 is two, two gag lever posts 8 are fixed mounting respectively in the upper and lower both sides of casing 3 inner wall, two gag lever posts 8 activity through sliding block 72 respectively.

When the angle that opens and shuts that needs adjustable baffle 2, starter motor 4, make threaded rod 6 rotate, because threaded rod 6 and connecting block 71 threaded connection, threaded rod 6 rotates and can drive connecting block 71 and remove, the removal through connecting block 71 can drive connecting plate 7 and remove, the removal through connecting plate 7 can drive four racks 5 and remove simultaneously, the removal through four racks 5 can drive four gears 24 simultaneously and rotate, rotation through four gears 24 can drive four baffles 2 and rotate, make baffle 2 use bull stick two 23 and bull stick one 21 to rotate as the pivot, thereby the angle that opens and shuts of baffle 2 has been adjusted, and then adjust the amount of wind of air outlet department.

Rotate through motor 4 and control connecting plate 7 and remove, remove through the mobile control rack 5 of connecting plate 7, and then control baffle 2 rotates, can lock baffle 2 behind the angle regulation, can not take place the condition of rotation for the angle of opening and shutting of adjusting baffle 2 is more stable, has guaranteed this air supply arrangement with adjustable warm logical air conditioning system's practicality.

Simultaneously, slide block 72 and slide and set up in spout 31, two gag lever post 8 activity respectively run through slider 72, have played limiting displacement to connecting plate 7 for connecting plate 7 removes more stably, thereby makes four racks 5 remove more stably, has guaranteed rack 5 and gear 24 meshing more stably, thereby makes adjusting the baffle 2 rotate more stably, has guaranteed the steady operation of warm idle call adjustable air supply arrangement.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. An adjustable air supply device for a heating ventilation air conditioner is characterized by comprising a ventilation pipe, baffles and a driving assembly, wherein the baffles are arranged in the ventilation pipe and are respectively and rotatably connected with the ventilation pipe; the driving assembly comprises a reciprocating driving mechanism and gear rack mechanisms, the gear rack mechanisms are connected with the baffles in a one-to-one correspondence mode, the baffles penetrate through the side wall of the ventilation pipe and are connected with gears of the gear rack mechanisms, a connecting plate is installed at the output end of the reciprocating driving mechanism, and racks of all the gear rack mechanisms are installed on the connecting plate to drive all the baffles to synchronously swing.

2. The adjustable air supply apparatus for an hvac as recited in claim 1, wherein the drive assembly is mounted to a housing, a cavity is provided in the housing, and the rack and pinion mechanism and the connecting plate are both disposed in the cavity of the housing.

3. An adjustable blowing apparatus for an hvac as set forth in claim 2, wherein a chute is provided in the casing, a chute is slidably fitted to each of both ends of the connecting plate, and a sliding track of the connecting plate along the chute is parallel to a moving track of the output end of the reciprocating drive mechanism.

4. The adjustable blowing device for heating, ventilating and air conditioning as claimed in claim 3, wherein the connecting plate is provided at both ends thereof with sliders, respectively, and a stopper rod is provided in the slide rail, the stopper rod being slidably fitted to a through hole provided in the slider.

5. The adjustable air supply unit for an hvac as set forth in claim 2 wherein the housing is connected to one side of the axis of the duct and the baffle plate has one end extending through the side wall of the duct into the cavity.

6. The adjustable air supply device for heating, ventilating and air conditioning as claimed in claim 1, wherein the reciprocating drive mechanism comprises a driving member and a lead screw slider mechanism, the output end of the driving member is connected with a lead screw, the slider is arranged on the connecting plate, the lead screw is matched with the slider, and the driving member drives the connecting plate and the rack to reciprocate along the axial direction of the lead screw through the lead screw slider mechanism.

7. The adjustable blowing device for heating, ventilating and air conditioning as claimed in claim 1, wherein rotation levers are respectively fitted to both ends of the baffle plate, and the rotation levers are rotatably connected to the ventilation duct to mount the baffle plate in the ventilation duct.

8. An adjustable air supply device for heating ventilation air conditioner as claimed in claim 7, wherein the rotary rod at one end of the baffle is connected with the ventilation pipe through a bearing, and the rotary rod at the other end is matched with the gear after passing through the side wall of the ventilation pipe.

9. An adjustable air supply device for heating ventilation as claimed in claim 1, wherein the rotation axes of the baffle plates in the ventilation pipe are parallel and located in the same plane, and the shielding range of the ventilation pipe is adjusted by the rotation of the baffle plates.

10. The adjustable air supply device for heating, ventilating and air conditioning as claimed in claim 9, wherein all of the baffles in the ventilation duct are arranged at equal intervals, and the included angle between the baffles and the axis of the ventilation duct is changed by rotating the baffles.