CN111351199B

CN111351199B - Central air-conditioning system

Info

Publication number: CN111351199B
Application number: CN202010166999.2A
Authority: CN
Inventors: 韦文炳
Original assignee: Shenzhen Zhongzhi Air Conditioning Equipment Co ltd
Current assignee: Shenzhen Zhongzhi Air Conditioning Equipment Co ltd
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2021-05-04
Anticipated expiration: 2040-03-11
Also published as: CN111351199A

Abstract

The invention relates to a central air-conditioning system, which comprises an air pipe and an air outlet arranged at the end part of the air pipe, wherein the air outlet comprises splicing modules which are spliced with each other, sealing edges are arranged on the splicing modules positioned at the edges, and the sealing edges are detachably connected with the end part of the air pipe; the splicing modules comprise two splicing plates, adjacent splicing modules are connected through a connecting piece, the connecting piece comprises a connecting column arranged at the end part of the splicing plate, a connecting groove matched with the connecting column is arranged on the splicing plate of the adjacent splicing modules, a transverse hole communicated with the connecting groove is arranged on the splicing plate, a pin rod is movably arranged in the transverse hole, a slot matched with the pin rod is formed in the connecting column, and a containing groove is formed in the splicing plate; the round pin pole tip is provided with the arch, and protruding tip is provided with the arc pole along the circumferencial direction, is provided with the lug in the holding tank, is provided with the arc wall that holds the arc pole in the lug. The invention has the effect of facilitating the assembly and disassembly of the air outlet at the end part of the air pipe and is convenient for heat recycling.

Description

Central air-conditioning system

Technical Field

The invention relates to the technical field of air conditioning equipment, in particular to a central air conditioning system.

Background

At present, with the development of interior decoration technology, people have higher and higher requirements on home environment, more and more families adopt central air conditioners at present, and the central air conditioners can be generally used by matching air pipes with air outlets.

The prior art is as disclosed in patent application with publication number CN206817717U, including air outlet body and air outlet face guard, air outlet face guard buckle is on the air outlet body, the air outlet body includes the frame, first air-out device and second air-out device, first air-out device includes horizontal blade and horizontal blade rotation control device, second air-out device includes at least two sets of perpendicular blades and perpendicular blade rotation control device, perpendicular blade sets up in the horizontal blade below, be provided with the through-hole on the perpendicular blade, and the through-hole figure that is located the perpendicular blade of intermediate position is less than the through-hole figure of the perpendicular blade of both sides, the through-hole includes first through-hole and second through-hole, first through-hole and second through-hole interval distribution are on perpendicular blade. The vertical blades and the through holes play a role in guiding and dispersing air flow, and the multiple groups of vertical blades can rotate towards different angles respectively, so that the air flow enters a space from different angles in a dispersing manner.

The above prior art solutions have the following drawbacks: at present, shutter air outlets of central air conditioners are all formed by cutting, assembling and processing or injection molding sectional materials (materials comprise aluminum alloy, plastic and the like). Then, the existing louver air outlet has the following defects due to the defects in design: the size and specification are multiple, mass production is inconvenient, adaptability is poor, and time and labor are wasted in manufacturing and assembling; the volume is various and large, and the transportation is very inconvenient.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a central air-conditioning system which has the effects of convenience in batch production and transportation and convenience in manufacturing and assembling.

The above object of the present invention is achieved by the following technical solutions:

a central air-conditioning system comprises an air pipe and an air outlet arranged at the end part of the air pipe, wherein the air outlet comprises splicing modules which are spliced with each other, sealing edges are arranged on the splicing modules positioned at the edges, and the sealing edges are detachably connected with the end part of the air pipe; the splicing modules comprise two splicing plates and blades rotatably installed between the splicing plates, adjacent splicing modules are connected through a connecting piece, the connecting piece comprises a connecting column arranged at the end part of the splicing plates, connecting grooves matched with the connecting columns are formed in the splicing plates of the adjacent splicing modules, transverse holes communicated with the connecting grooves are formed in the splicing plates, pin rods are movably installed in the transverse holes, inserting grooves matched with the pin rods are formed in the connecting columns, and accommodating grooves are formed in the splicing plates; the round pin pole tip is provided with the arch, and protruding tip is provided with the arc pole along the circumferencial direction, is provided with the lug in the holding tank, is provided with the arc wall that holds the arc pole in the lug.

By adopting the technical scheme, the air outlet is arranged to be of a splicing type structure, the splicing modules are formed by using the structures of the splicing plates and the blades, the connecting columns on the splicing plates are sent into the connecting grooves of the adjacent splicing plates during splicing, and the pin rods are sent into the transverse holes and matched with the connecting columns during position fixing; then, the pin rod is rotated, so that the arc-shaped rod on the pin rod enters the arc-shaped groove of the bump, the pin rod is further fixed, and the splicing plates are connected more stably; set up the air outlet into the structure of concatenation formula, be convenient for carry out batch production and transportation, also can cooperate through the tuber pipe that selects the quantity of concatenation module come adjustment size and unidimensional not, it is more convenient to use.

The present invention in a preferred example may be further configured to: splice plate tip and banding edge all are provided with the connecting strip, and the connecting strip is located splice plate and banding along tuber pipe length direction's both sides, and the mutual butt of connecting strip on adjacent splice plate and the banding just overlaps and be equipped with the rubber sleeve, and rubber sleeve inboard and two connecting strips all support tightly.

By adopting the technical scheme, the structure of the end part of the splicing plate and the connecting strip on the edge sealing is increased, when the edge sealing is matched with the splicing plate, the positions of the connecting strips are mutually corresponding, the rubber sleeve is sleeved outside the two connecting strips, and the connection between the edge sealing and the splicing plate is convenient to carry out.

The present invention in a preferred example may be further configured to: be provided with separation blade and arc piece in the holding tank, form curved spout between arc piece and the holding tank inner wall, slidable mounting has the slider in the spout, leaves the interval between arc piece tip and the lug, and the slider tip is provided with curved guide bar, and the guide bar passes separation blade and the outside cover of guide bar and is equipped with positioning spring, and positioning spring both ends link block and separation blade respectively, and the tip and the arc pole tip butt of separation blade are kept away from to the slider.

By adopting the technical scheme, the structure that the retaining sheet and the arc-shaped sheet are additionally arranged in the accommodating groove forms the arc-shaped sliding groove, the sliding block is positioned in the sliding groove and slides in the sliding groove, and the arc-shaped guide rod plays a further role in guiding; during sending into the splice plate with the pin rod when using, pin rod tip and arc pole are located the interval department between arc piece tip and the lug, loosen the slider and under positioning spring's effect, the tip of slider is used in making the arc pole enter into the arc wall of lug on the arc pole, has realized effective location to the pin rod for the connection between the splice plate of two departments is more stable.

The present invention in a preferred example may be further configured to: the slider is provided with a groove, and the end part of the pin rod, which is far away from the connecting column, is flush with the opening of the containing groove.

Through adopting above-mentioned technical scheme, increased the structure of recess, be convenient for carry out the slip of slider when the installation of pin rod, the tip of pin rod flushes with the opening of holding tank, and the pin rod tip does not stretch into from holding tank, the position mounting structure's of being convenient for stability.

The present invention in a preferred example may be further configured to: the end part of the air pipe is provided with an installation plate for installing an air outlet, an installation groove is formed on the installation plate, and the edge sealing is abutted against the bottom of the installation groove; a horizontal transverse groove is formed in the mounting plate, a vertical rod is movably mounted in the transverse groove, and the vertical rod horizontally slides along the transverse groove; the mounting groove is provided with two horizontally spring grooves, the activity has the spring beam in the spring groove, the spring beam tip extends to the mounting groove in, offer on the banding with spring beam tip complex draw-in groove, be provided with reset spring in the spring groove, the tip of spring beam and the tank bottom of spring groove are connected respectively to the reset spring both ends, the spring beam tip is provided with the movable rod, movable rod and mounting panel swing joint are connected with vertical rod in extending to the transverse groove, the reset spring cover is established outside the movable rod, vertical rod middle part is connected with the horizontally pull rod.

By adopting the technical scheme, the mounting plate structure at the end part of the air pipe is added, the structure of the transverse groove is formed in the mounting plate and used for positioning the air outlet and the sealing edge, the structures of the vertical rod and the pull rod are added, and the vertical rod can be driven by the pull rod to horizontally move in the transverse groove; vertical pole is connected with the movable rod, and the spring beam in the spring groove is connected to the movable rod, makes the tip of spring beam extend to the spring groove outside and mutually support with the draw-in groove on the banding under reset spring's effect, has realized the location to the banding, has realized the installation of air outlet, when needs are dismantled, outwards stimulates the pull rod and drives vertical pole and movable rod horizontal migration, and the dismantlement of air outlet can be carried out in spring beam and draw-in groove separation.

The present invention in a preferred example may be further configured to: the end part of the pull rod is provided with a rotating sheet and is rotationally connected with the vertical rod through the rotating sheet, and the rotating center of the pull rod is the axis of the pull rod; two limiting rods are symmetrically arranged at the end part of the pull rod, and the length of each limiting rod is larger than the thickness of the transverse groove.

Through adopting above-mentioned technical scheme, the structure that uses the rotor blade carries out the rotation between vertical pole and the pull rod and is connected, has increased the structure of gag lever post on the pull rod, when dismantling, outwards pulls out the pull rod and rotates, and the gag lever post effect is spacing in the outside realization of mounting panel, is convenient for carry out the dismantlement of opposite side.

The present invention in a preferred example may be further configured to: the end part of the spring rod is provided with an inclined plane, and the inclined direction of the inclined plane is gradually far away from the groove bottom of the spring groove and inclines towards the interior of the wind pipe.

Through adopting above-mentioned technical scheme, increased the structure on inclined plane on the spring beam, the banding can be extruded on the inclined plane of spring beam tip when installing for the spring beam removes to the spring inslot, is convenient for carry out the installation of banding and air outlet.

The present invention in a preferred example may be further configured to: the blade rotates through pivot and splice plate and connects, offers the bar groove along its length direction on the splice plate, is provided with articulated piece and articulated piece in the pivot and is located the bar groove, is provided with the hinge bar on the articulated piece, and the hinge bar tip is provided with the synchronizing bar, and synchronizing bar and hinge bar tip are articulated, and the synchronizing bar on the adjacent splice plate is connected through the splice.

Through adopting above-mentioned technical scheme, increased the structure of bar groove and synchronizing bar, establish the connection between synchronizing bar and the articulated piece, can drive pivot and articulated piece and rotate when carrying out the rotation of blade, articulated piece drives the synchronizing bar and takes place the activity, and the synchronizing bar drives other blades and rotates, has realized the synchronous rotation of blade in same concatenation module.

The present invention in a preferred example may be further configured to: the splice includes the splice, splice both ends be provided with splice vertically connecting block, the tip of synchronizing bar be provided with the connecting rod of connecting block butt, it has two connection pieces to articulate on the connecting block, be connected with the torsional spring between connection piece and the connecting block, one side that the connection piece is close to each other is provided with spacing piece, spacing piece perpendicular to connection piece setting, the shaping has a spacing groove on the connecting rod, the tank bottom looks butt of spacing piece and spacing groove.

Through adopting the above-mentioned technical scheme, the structure that has used the splice is as the splice, make the tip of splice and the connecting rod of both sides align when using, will rotate connection piece and spacing piece to both sides when using, make connecting block and connecting rod butt each other, later loosen the connection piece, make connection piece and spacing piece reset under the effect of torsional spring, spacing piece is used in the spacing groove, connection between the connection piece connecting block has been realized, synchronizing bar and splice link together, connection between the synchronizing bar has been realized, the synchronizing bar of being convenient for carries out synchronous motion.

The present invention in a preferred example may be further configured to: an exhaust fan is arranged in the air pipe, and the air outlet end of the exhaust fan is arranged towards the air outlet.

Through adopting above-mentioned technical scheme, increased the structure of air discharge fan, still there are more steam or air conditioning in the tuber pipe after central air conditioning closes, use the structure of air discharge fan, can send remaining heat or air conditioning into indoor in the tuber pipe, use the energy to obtain more reasonable utilization.

In summary, the invention includes at least one of the following beneficial technical effects:

the air outlet is arranged in a splicing type structure, splicing modules are formed by using the structures of the splicing plates and the blades, and splicing connection between adjacent splicing plate modules can be carried out by using the structures of the connecting columns and the pin rods; the spliced air outlets are convenient for batch production and transportation, and the size of the spliced air outlets can be adjusted by selecting the number of the spliced modules to be matched with air pipes with different sizes, so that the spliced air outlets are more convenient to use;

the structure of the mounting plate is added, the structure of the transverse groove, the vertical rod and the spring groove and the spring rod are used in the mounting plate, the end part of the spring rod is matched with the clamping groove on the sealing edge, the mounting and fixing of the whole structure of the air outlet are realized, the vertical rod and the spring rod can be pulled to drive the spring rod to move, and the air outlet structure can be conveniently detached;

the blades are rotatably installed between the splicing plates through the rotating shaft, the synchronous rods can be driven to move when one blade rotates, the movement between all the synchronous rods is realized, the synchronous rods drive other rotating shafts and the blades to rotate, and the synchronous rotation of the blades is realized.

Drawings

FIG. 1 is a schematic diagram of the main structure of the present invention;

FIG. 2 is a schematic view of the splice plate assembly of the present invention;

FIG. 3 is a schematic view of the joint structure of the splice plate and the edge seal of the present invention;

FIG. 4 is a schematic view of an air outlet installation structure according to the present invention;

FIG. 5 is a schematic view of the back of the main structure of the present invention;

FIG. 6 is a schematic view of a synchronization rod according to the present invention;

fig. 7 is a schematic view of the synchronization rod connection in the present invention.

Reference numerals: 1. an air duct; 11. an exhaust fan; 2. mounting a plate; 20. mounting grooves; 21. a transverse slot; 22. a vertical rod; 23. a spring slot; 24. a spring lever; 25. a movable rod; 26. a return spring; 27. a pull rod; 28. a limiting rod; 3. sealing edges; 31. a connecting strip; 32. a rubber sleeve; 33. a card slot; 4. a splicing module; 40. a rotating shaft; 41. splicing plates; 42. a blade; 43. connecting columns; 44. a pin rod; 45. accommodating grooves; 46. a bump; 47. an arcuate bar; 48. an arc-shaped sheet; 49. a slider; 5. a guide bar; 6. a positioning spring; 7. a synchronization lever; 71. a connecting rod; 72. a limiting groove; 8. a strip-shaped groove; 81. a hinged lever; 82. a guide rod; 9. splicing blocks; 91. connecting blocks; 92. connecting sheets; 93. a torsion spring; 94. a limiting sheet.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, the central air conditioning system disclosed by the invention comprises an air pipe 1 and an air outlet arranged at the end part of the air pipe 1, wherein the air outlet comprises splicing modules 4 which are spliced with each other, and sealing edges 3 are detachably connected on the splicing modules 4 positioned at the edges. And mounting plates 2 are fixed on two sides of the end part of the air pipe 1 and used for mounting and fixing the air outlet.

Referring to fig. 1, fig. 2, splicing module 4 includes two splice plates 41 and rotates the blade 42 of installing between splice plate 41, be connected through the connecting piece between the adjacent splicing module 4, the connecting piece is including setting up the spliced pole 43 at splice plate 41 tip, be provided with on splice plate 41 of adjacent splicing module 4 with spliced pole 43 complex spread groove, splice plate 41 is last to offer with the horizontal hole of spread groove intercommunication, movable mounting has pin 44 in the horizontal hole, seted up on the spliced pole 43 with pin 44 complex slot, be provided with holding tank 45 on splice plate 41. The end of the pin rod 44 is provided with a protrusion, the end of the protrusion is provided with an arc rod 47 along the circumferential direction, the accommodating groove 45 is internally provided with a convex block 46, and the convex block 46 is internally provided with an arc groove for accommodating the arc rod 47. The structure of the projection 46 and the arc-shaped rod 47 on the pin rod 44 are used for matching, so that the position of the pin rod 44 can be limited, the structure of the pin rod 44 is more stable, and the splicing between the splicing plates 41 is more stable.

Referring to fig. 1 and 2, a blocking piece and an arc piece 48 are formed in the accommodating groove 45, an arc-shaped sliding groove is formed between the inner walls of the arc piece 48 and the accommodating groove 45, a sliding block 49 is arranged in the sliding groove in a sliding mode, an interval is reserved between the end portion of the arc piece 48 and the convex block 46, an arc-shaped guide rod 5 is fixed at the end portion of the sliding block 49, the guide rod 5 penetrates through the blocking piece and the outer portion of the guide rod 5 and is sleeved with a positioning spring 6, the two ends of the positioning spring 6 are respectively connected with the blocking piece 49, and the end portion of the. During the use, send into the interval department between arc piece 48 and the lug 46 with arch and the arc pole 47 on the pin 44, curved spout and guide bar 5 have played the guide effect to slider 49, make slider 49's tip act on arc pole 47 under the effect of positioning spring 6, have played the positioning effect to arc pole 47, and arc pole 47 is difficult for deviating from in the lug 46 for the structure of pin 44 is more stable. The sliding block 49 is provided with a groove, so that the sliding block 49 can slide conveniently in use, and the end part of one side of the pin rod 44, which is far away from the connecting column 43, is flush with the opening of the accommodating groove 45.

Referring to fig. 3, the edge sealing plate 41 and the edge sealing plate 3 are connected as follows, the end of the edge sealing plate 41 and the edge of the edge sealing plate 3 are all formed with the connecting strip 31, the connecting strip 31 is located on the two sides of the edge sealing plate 41 and the edge sealing plate 3 along the length direction of the air pipe 1, the connecting strips 31 on the adjacent edge sealing plate 41 and the edge sealing plate 3 are mutually abutted and sleeved with the rubber sleeve 32, and the inner side of the rubber sleeve 32 and the two connecting strips 31 are all abutted tightly. When the sealing strip is used, the positions of the connecting strips 31 correspond to each other, and the rubber sleeve 32 is sleeved outside the two connecting strips 31, so that the sealing edge 3 and the splicing plate 41 are connected conveniently.

Referring to fig. 4, the connection between the air duct 1 and the outlet is as follows: be formed with mounting groove 20 between mounting panel 2 and the tuber pipe 1, the tank bottom looks butt of banding 3 and mounting groove 20 carries out spacing once to going out the air outlet. The primary sides of the mounting plates 2 which are far away from each other are formed with horizontal transverse grooves 21, vertical rods 22 are movably mounted in the transverse grooves 21, and the vertical rods 22 horizontally slide along the transverse grooves 21. The shaping has two horizontally spring groove 23 in mounting groove 20, the activity has spring beam 24 in the

spring groove

23, 24 tip of spring beam extends to in the mounting groove 20, offer on the banding 3 with 24 tip complex draw-in grooves 33 of spring beam, be provided with reset spring 26 in the spring groove 23, the tip of spring beam 24 and the tank bottom of spring groove 23 are connected respectively to reset spring 26 both ends, 24 tip fixedly connected with movable rod 25 of spring beam,

movable rod

25 and 2 swing joint of mounting panel are connected with vertical rod 22 in extending to transverse groove 21, reset spring 26 cover is established in the movable rod 25 outside, vertical rod 22 middle part is connected with horizontally pull rod 27. Vertical pole 22 passes through the spring beam 24 interconnect in movable rod 25 and the spring groove 23, and pulling pull rod 27 can drive the horizontal migration of spring beam 24 when using, makes the tip of spring beam 24 and the draw-in groove 33 on the banding 3 mutually support when the installation, can realize that spring beam 24 is fixed to the position of banding 3 and air outlet, has realized the installation of air outlet. The end of the spring rod 24 is formed with an inclined slope, and the inclined slope is inclined from the bottom of the groove gradually far away from the spring groove 23 to the inside of the air duct 1. By using the structure of the inclined plane, the end part of the spring rod 24 is extruded by the edge sealing 3 when the spring rod 24 is installed, so that the spring rod 24 moves in the spring groove 23, the spring rod 24 can enter the clamping groove 33 after the positions of the spring rod 24 and the clamping groove 33 correspond, the pull rod 27 does not need to be pulled outwards, and the installation is more convenient.

Referring to fig. 4, considering that the mounting plates 2 on both sides fix the air outlet, the vertical rods 22 on both sides need to move outward to detach the air outlet. In order to facilitate the disassembly of the air outlet, a rotating sheet is formed at the end part of the pull rod 27 and is rotationally connected with the vertical rod 22 through the rotating sheet, and the rotating center of the pull rod 27 is the axis of the pull rod. Two position-limiting rods 28 are symmetrically arranged at the end part of the pull rod 27, and the length of the position-limiting rods 28 is larger than the thickness of the transverse groove 21. When the air outlet is disassembled, the pull rod 27 is pulled outwards and drives the vertical rod 22 and the spring rod 24 to move horizontally, so that the end part of the spring rod 24 is separated from the clamping groove 33. After the tip of pull rod 27 extends to the transverse groove 21 outside, rotate pull rod 27 and gag lever post 28 to ninety degrees, under reset spring 26's in spring groove 23 effect, make pull rod 27 and gag lever post 28 remove that resets, but the mounting panel 2 outside under the gag lever post 28 effect, vertical pole 22 and spring beam 24 can not reset, played the spacing effect to spring beam 24, all carry out this operation to the mounting panel 2 of both sides, be convenient for banding 3 and the smooth follow tuber pipe 1 tip of air outlet dismantles.

Referring to fig. 5, an exhaust fan 11 is arranged in the air duct 1, and an air outlet end of the exhaust fan 11 is arranged towards an air outlet. After the central air conditioner is closed, more hot air or cold air still exists in the air duct 1, and residual heat or cold air in the air duct 1 can be sent into a room by using the structure of the exhaust fan 11, so that the used energy can be more reasonably utilized.

Referring to fig. 5 and 6, the blades 42 in the splicing module 4 are independent from each other, and the following structure is adopted to facilitate the synchronous rotation of the blades 42 and the adjustment of the air outlet angle. Blade 42 rotates through pivot 40 and splice plate 41 and is connected, and splice plate 41 is gone up and is seted up bar groove 8 along its length direction, is fixed with articulated piece and be located bar groove 8 in the pivot 40, and articulated on the articulated piece have articulated rod 81, and the end of articulated rod 81 is provided with synchronizing bar 7, and synchronizing bar 7 and the end of articulated rod 81 are articulated, and synchronizing bar 7 on the adjacent splice plate 41 is connected through the splice. Vertical guide rod 82 is arranged in strip-shaped groove 8, a hole is formed in hinge rod 81 along the length direction of hinge rod, guide rod 82 penetrates through the hole to achieve the effect of guiding hinge rod 81, and when blade 42 drives rotating shaft 40 to rotate, synchronous rod 7 can move in the horizontal direction.

Referring to fig. 7, the splicing piece includes the splicing block 9, the splicing block 9 is provided with connecting block 91 perpendicular to the splicing block 9 at both ends, the end of the synchronizing rod 7 is provided with a connecting rod 71 abutting against the connecting block 91, the connecting block 91 is hinged with two connecting pieces 92, a torsion spring 93 is connected between the connecting piece 92 and the connecting block 91, one side of the connecting piece 92 close to each other is provided with a limiting piece 94, and the limiting piece 94 is perpendicular to the connecting piece 92. Spacing piece 94 perpendicular to connection piece 92 sets up, the last direction shaping that is close to connecting block 91 of connecting rod 71 has spacing groove 72, spacing piece 94 enters into spacing groove 72 and with connecting rod 71 looks butt under the effect of torsional spring 93, the spacing to connecting rod 71 has been played, connection between synchronizing rod 7 has been realized, when single blade 42 takes place to rotate, can drive all synchronizing rod 7 and take place the ascending removal of horizontal direction, same synchronizing rod 7 also can be used in other pivot 40, make so blade 42 all take place to rotate, it is comparatively convenient when adjusting the air-out angle.

The implementation principle of the embodiment is as follows: set up the air outlet into the structure of concatenation formula, used splice plate 41 and blade 42's structure to constitute concatenation module 4, send into spliced pole 43 on splice plate 41 the spread groove of adjacent splice plate 41 when splicing, when carrying out the position fixed, send into horizontal hole and cooperate with spliced pole 43 with pin 44. Then, the pin rod 44 is rotated, so that the arc rod 47 on the pin rod 44 enters the arc groove of the projection 46, further fixing of the pin rod 44 is realized, and the connection between the splice plates 41 is more stable. Set up the air outlet into the structure of concatenation formula, be convenient for carry out batch production and transportation, also can cooperate through the tuber pipe 1 that selects concatenation module 4 quantity to come the adjustment size and not unidimensional, it is more convenient to use.

The embodiments of the present invention are preferred embodiments of the present invention, and the scope of the present invention is not limited by these embodiments, so: all equivalent changes made according to the structure, shape and principle of the invention are covered by the protection scope of the invention.

Claims

1. The utility model provides a central air conditioning system, includes tuber pipe (1) and sets up the air outlet at tuber pipe (1) tip, its characterized in that: the air outlet comprises splicing modules (4) which are spliced with each other, the edge sealing (3) is arranged on the splicing module (4) positioned at the edge, and the edge sealing (3) is detachably connected with the end part of the air pipe (1); the splicing modules (4) comprise two splicing plates (41) and blades (42) rotatably installed between the splicing plates (41), adjacent splicing modules (4) are connected through connecting pieces, each connecting piece comprises a connecting column (43) arranged at the end part of each splicing plate (41), connecting grooves matched with the connecting columns (43) are formed in the splicing plates (41) of the adjacent splicing modules (4), transverse holes communicated with the connecting grooves are formed in the splicing plates (41), pin rods (44) are movably installed in the transverse holes, inserting grooves matched with the pin rods (44) are formed in the connecting columns (43), and accommodating grooves (45) are formed in the splicing plates (41); the end part of the pin rod (44) is provided with a bulge, the end part of the bulge is provided with an arc-shaped rod (47) along the circumferential direction, the accommodating groove (45) is internally provided with a convex block (46), and the convex block (46) is internally provided with an arc-shaped groove for accommodating the arc-shaped rod (47); connecting strips (31) are arranged at the end parts of the splicing plates (41) and the edges of the sealing edges (3), the connecting strips (31) are positioned at two sides of the splicing plates (41) and the sealing edges (3) along the length direction of the air pipe (1), the connecting strips (31) on the adjacent splicing plates (41) and the sealing edges (3) are mutually abutted and sleeved with rubber sleeves (32), and the inner sides of the rubber sleeves (32) and the two connecting strips (31) are abutted tightly; be provided with separation blade and arc piece (48) in holding tank (45), form curved spout between arc piece (48) and holding tank (45) inner wall, slidable mounting has slider (49) in the spout, leave the interval between arc piece (48) tip and lug (46), slider (49) tip is provided with curved guide bar (5), guide bar (5) pass separation blade and guide bar (5) outside cover and are equipped with positioning spring (6), positioning spring (6) both ends are connecting block (49) and separation blade respectively, the tip and arc pole (47) tip butt of separation blade are kept away from in slider (49).

2. A central air conditioning system according to claim 1, characterized in that: the sliding block (49) is provided with a groove, and the end part of the pin rod (44) far away from the connecting column (43) is flush with the opening of the accommodating groove (45).

3. A central air conditioning system according to claim 1, characterized in that: the end part of the air pipe (1) is provided with an installation plate (2) for installing an air outlet, an installation groove (20) is formed on the installation plate (2), and the sealing edge (3) is abutted against the bottom of the installation groove (20); a horizontal transverse groove (21) is formed in the mounting plate (2), a vertical rod (22) is movably mounted in the transverse groove (21), and the vertical rod (22) horizontally slides along the transverse groove (21); mounting groove (20) are provided with two horizontally spring groove (23), the activity has spring beam (24) in spring groove (23), spring beam (24) tip extends to in mounting groove (20), offer on banding (3) with spring beam (24) tip complex draw-in groove (33), be provided with reset spring (26) in spring groove (23), the tip of spring beam (24) and the tank bottom of spring groove (23) are connected respectively to reset spring (26) both ends, spring beam (24) tip is provided with movable rod (25), movable rod (25) and mounting panel (2) swing joint are connected with vertical rod (22) in extending to horizontal groove (21), reset spring (26) cover is established in movable rod (25) outside, vertical rod (22) middle part is connected with horizontally pull rod (27).

4. A central air conditioning system according to claim 3, characterized in that: the end part of the pull rod (27) is provided with a rotating sheet and is rotationally connected with the vertical rod (22) through the rotating sheet, and the rotating center of the pull rod (27) is the axis of the pull rod; two limiting rods (28) are symmetrically arranged at the end part of the pull rod (27), and the length of each limiting rod (28) is larger than the thickness of the transverse groove (21).

5. The central air conditioning system according to claim 4, wherein: the end part of the spring rod (24) is provided with an inclined plane, and the inclined direction of the inclined plane is gradually far away from the groove bottom of the spring groove (23) and inclines towards the interior of the air pipe (1).

6. A central air conditioning system according to claim 1, characterized in that: the blade (42) is rotatably connected with the splicing plate (41) through the rotating shaft (40), the splicing plate (41) is provided with a strip-shaped groove (8) along the length direction of the splicing plate, the rotating shaft (40) is provided with a hinged block and the hinged block is positioned in the strip-shaped groove (8), the hinged block is provided with a hinged rod (81), the end part of the hinged rod (81) is provided with a synchronous rod (7), the end parts of the synchronous rod (7) and the hinged rod (81) are hinged, and the synchronous rods (7) on the adjacent splicing plates (41) are connected through a splicing piece.

7. A central air conditioning system according to claim 6, characterized in that: the splicing piece comprises splicing blocks (9), connecting blocks (91) which are perpendicular to the splicing blocks (9) are arranged at two ends of each splicing block (9), a connecting rod (71) which is abutted to the connecting blocks (91) is arranged at the end part of a synchronizing rod (7), two connecting pieces (92) are hinged to the connecting blocks (91), a torsion spring (93) is connected between each connecting piece (92) and each connecting block (91), a limiting piece (94) is arranged on one side, close to each other, of each connecting piece (92), the limiting piece (94) is perpendicular to the connecting pieces (92), a limiting groove (72) is formed in each connecting rod (71), and the limiting pieces (94) are abutted to the groove bottoms of the limiting grooves (72).

8. A central air conditioning system according to claim 1, characterized in that: an exhaust fan (11) is arranged in the air pipe (1), and the air outlet end of the exhaust fan (11) faces the air outlet.