CN210688614U - New trend system of low noise - Google Patents
New trend system of low noise Download PDFInfo
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- CN210688614U CN210688614U CN201921565461.8U CN201921565461U CN210688614U CN 210688614 U CN210688614 U CN 210688614U CN 201921565461 U CN201921565461 U CN 201921565461U CN 210688614 U CN210688614 U CN 210688614U
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Abstract
The utility model relates to an air purification technical field discloses a new trend system of low noise, which comprises a housin, the setting is close to return air exit tube and the new trend admission pipe on outdoor one side and sets up and keep away from new trend exit tube and return air admission pipe on outdoor one side at the casing, be equipped with installation mechanism on the casing, installation mechanism is including fixing two mounting panels on the ceiling, respectively with two mounting panel articulated connecting rods, keep away from the tip articulated fixed block of mounting panel with the connecting rod, slide the two-way lead screw of being connected jointly with two fixed blocks, rotate the guide bar of being connected jointly with two fixed blocks and respectively with two thread section threaded connection's of two-way lead screw two clamp plates, set up on the casing and connect complex square hole with the clamp. The utility model has the advantages of it is following and effect: the installation and the disassembly are more convenient.
Description
Technical Field
The utility model relates to an air purification technical field, in particular to new trend system of low noise.
Background
At present, the indoor air pollution of people living, working and the like is influenced by a plurality of factors, and the pollution of harmful gas or peculiar smell caused by over decoration and use of inferior materials is also caused by the pollution of impurities such as dust, heavy metal, inhalable particles and the like generated by rain due to the reduction of atmospheric quality. The fresh air system can replace indoor air to ensure that the indoor air is fresh and clean, so the fresh air system is more and more widely applied.
At present, a Chinese utility model with publication number of CN209116495U discloses a fan device, an electronic purifier, a fresh air high-efficiency filter screen and an air duct which are arranged in a shell; the upper part of one side of the shell is provided with a return air outlet, the lower part of the shell is provided with a fresh air inlet, the upper part of the other side of the shell is provided with a fresh air outlet, and the lower part of the other side of the shell is provided with a return air inlet; the air outlet end of the fan device is respectively communicated with the return air outlet and the fresh air outlet, the air suction end of the fan device is communicated with the air outlet of the air duct, and the air inlet of the air duct is respectively communicated with the fresh air inlet and the return air inlet; be equipped with electronic purifier and the high-efficient filter screen of new trend between the air intake in new trend entry and the wind channel in proper order, electronic purifier is close to the new trend entry.
Above-mentioned technical scheme adopts electronic purifier + high-efficient filter screen doublestage clean system, and electronic purifier (electrostatic precipitator) sets up in the place ahead of high-efficient filter screen, gets rid of the PM2.5 in the most new trend to reach better haze effect that removes. But has the following disadvantages: the installation and the disassembly of the fresh air system are inconvenient, and certain difficulty is brought to the installation work.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a new trend system of low noise, it is comparatively convenient to install and dismantle.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the utility model provides a new trend system of low noise, includes the casing, sets up the return air exit tube and the new trend admission pipe that the casing is close to on outdoor one side and sets up and keep away from new trend exit tube and return air admission pipe on outdoor one side at the casing, be equipped with installation mechanism on the casing, installation mechanism including fix on the ceiling two mounting panels, respectively with two mounting panel articulated connecting rods, keep away from the tip articulated fixed block of mounting panel with the connecting rod, slide the two-way lead screw of being connected jointly with two fixed blocks, rotate the guide bar of being connected jointly with two fixed blocks and respectively with two thread section threaded connection's of two-way lead screw two clamp plates, seted up on the casing and connect complex square hole with the clamp plate.
By adopting the technical scheme, when the fresh air system is installed, an operator firstly fixes the two installation plates on a ceiling through bolts, and then rotates the two-way screw rod to enable the two clamping plates to be away from each other under the action of the guide rod; another operator holds the housing between the two clamping plates; the two-way screw rod is rotated again to enable the two clamping plates to be close to each other until the clamping plates are clamped with the square hole in the shell, so that the installation of the fresh air system is completed; when the new trend system need be dismantled to the same reason, through rotating two-way lead screw, make two clamp plates and square hole separation to can dismantle the casing from installation mechanism, it is more convenient with this installation dismantlement that makes the new trend system.
The utility model discloses further set up to, common fixedly connected with cardboard on two fixed blocks, fixedly connected with protection pad on the cardboard.
By adopting the technical scheme, when the shell is lifted, the upper surface of the shell is tightly attached to the lower surface of the clamping plate, and the height of the square hole corresponds to the bottom of the clamping plate, so that the clamping plate is just clamped and matched with the square hole when the position of the clamping plate is adjusted; meanwhile, the arrangement of the protective pad can reduce the acting force generated when the shell is attached to the clamping plate, so that the effect of protecting the shell is achieved.
The utility model discloses further set up to, be equipped with on the cardboard and be used for restricting two-way lead screw pivoted spacing subassembly.
Through adopting above-mentioned technical scheme, be equipped with spacing subassembly and can carry on spacingly to two-way lead screw to reducible two-way lead screw rotation probably causes the problem that the casing dropped, improved the stability of casing installation.
The utility model discloses further set up to, spacing subassembly including fix riser on the cardboard, fix at the diaphragm at riser top, fix two relative short slabs on the diaphragm lower surface, with two short slab common articulated pawls, with pawl and the common fixed connection's of diaphragm spacing spring and fix on two-way lead screw and with the ratchet of pawl joint.
By adopting the technical scheme, when the bidirectional screw rod rotates towards the direction away from the two clamping plates, the pawl is clamped with the ratchet wheel, so that the rotation of the bidirectional screw rod is limited, the clamping plates clamp the shell all the time, the stability of the shell is improved, and the problem that the shell possibly falls off is reduced; when the bidirectional screw rod rotates towards the direction that the two clamping plates are close to each other, the pawl can slide along the tooth back of the ratchet wheel, so that the bidirectional screw rod can normally enable the two clamping plates to be close to each other, and the normal work of the mounting mechanism is guaranteed.
The utility model discloses further set up to, the tip fixedly connected with hand wheel of two-way lead screw, another tip fixedly connected with stopper of two-way lead screw.
By adopting the technical scheme, the bidirectional screw rod is more convenient and faster to rotate due to the arrangement of the hand wheel; the limiting block can prevent the fixing block from being separated from the bidirectional screw rod, so that the stability of the installation of the shell is further improved.
The utility model discloses further set up to, all be fixed with the manger plate edge on the air-out end top of return air exit tube and the air inlet end top of new trend income pipe.
Through adopting above-mentioned technical scheme, be equipped with the possibility that reducible rainwater was followed in the casing by return air exit tube and new trend admission pipe entering to it causes the problem of new trend system trouble to intake in the reduction casing.
The utility model discloses further set up to, the air-out end of return air exit tube and the air inlet of new trend income pipe are served and all can be dismantled and are fixed with protection against insects board.
Through adopting above-mentioned technical scheme, be equipped with the reducible external winged insect of protection against insects board etc. and go into the pipe through the indoor possibility of casing entering by return air exit tube and new trend to improve the travelling comfort of indoor environment.
The utility model discloses further set up to, the draw-in groove has all been seted up on the air-out end inner wall of return air exit tube and the air inlet end inner wall that the new trend was gone into the pipe, fixedly connected with tensioning spring in the draw-in groove, the tip fixedly connected with joint piece of tensioning spring, set up on the protection against insects board with joint piece joint complex joint groove.
By adopting the technical scheme, when the insect-proof plate needs to be replaced or cleaned after being used for a long time, a worker can pull the insect-proof plate to enable the tensioning spring to be stressed to generate compression deformation, so that the clamping block can be driven to retract into the clamping groove, the clamping block is separated from the clamping groove, and the disassembly work of the insect-proof plate is completed; when the protection against insects board needs to be installed in the same reason, push the protection against insects board in return air exit tube or the new trend admission pipe, because the contact of protection against insects board lateral wall and joint piece makes the tensioning spring be in compression state, and then makes the joint piece retract to the draw-in groove in, when joint groove and draw-in groove are in same straight line, the tensioning spring kick-backs and drives joint piece joint in the joint groove with this to this installation of having accomplished protection against insects board, mounting means convenient and fast.
The utility model discloses further set up to, the outside of return air exit tube, new trend income pipe, new trend exit tube and return air income pipe is all fixed the cover and is equipped with the hush pipe.
Through adopting above-mentioned technical scheme, be equipped with the noise that the reducible new trend system during operation of hush pipe produced, give indoor comparatively quiet environment, further improved the comfort level of indoor environment.
To sum up, the utility model discloses a beneficial technological effect does:
1. in the scheme, the fresh air system is more convenient to mount and dismount through the mounting mechanism;
2. the clamping plate is arranged in the scheme, when the shell is lifted, the upper surface of the shell and the lower surface clinging to the clamping plate are enabled, and the height of the square hole corresponds to the bottom of the clamping plate, so that the clamping plate is just clamped and matched with the square hole when the position of the clamping plate is adjusted;
3. spacing subassembly makes the clamp plate press from both sides the casing tightly all the time in this scheme to improve the stability of casing, reduced the problem that the casing probably dropped.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment, mainly highlighting the fresh air inlet pipe;
FIG. 2 is a schematic diagram of the overall structure of the embodiment, mainly highlighting the fresh air outlet pipe;
FIG. 3 is a schematic structural view of the mounting mechanism in the embodiment;
FIG. 4 is an enlarged schematic view of A in FIG. 3;
FIG. 5 is a schematic sectional view showing the insect-repellent plate.
Reference numerals: 1. a housing; 11. an air return outlet pipe; 12. introducing fresh air into the pipe; 121. a water retaining edge; 122. an insect-proof plate; 123. a card slot; 124. tensioning the spring; 125. a clamping block; 126. a clamping groove; 13. an air return inlet pipe; 14. a fresh air outlet pipe; 15. a sound-deadening tube; 16. a square hole; 2. an installation mechanism; 21. mounting a plate; 22. a connecting rod; 23. a fixed block; 231. clamping a plate; 232. a protective pad; 24. a bidirectional screw rod; 241. a limiting block; 242. a hand wheel; 25. a guide bar; 26. a clamping plate; 3. a limiting component; 31. a vertical plate; 32. a transverse plate; 33. a short plate; 34. a pawl; 35. a limiting spring; 36. and (4) ratchet wheels.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1 and 2, a low-noise fresh air system includes a housing 1, a return air outlet pipe 11, a fresh air inlet pipe 12, a return air inlet pipe 13, and a fresh air outlet pipe 14. Casing 1 is fixed on indoor ceiling, and return air exit tube 11 and new trend are gone into pipe 12 and are fixed on casing 1's the side that is close to outdoors, and return air is gone into pipe 13 and is fixed on casing 1 keeps away from outdoor side with new trend exit tube 14, and return air exit tube 11 and air-out are gone into the pipe intercommunication, and new trend is gone into pipe 12 and new trend exit tube 14 intercommunication. Outdoor fresh air enters the shell 1 through a fresh air inlet pipe 12, is treated and is finally discharged into a room through a fresh air outlet pipe 14; indoor dirty wind gets into in the casing 1 through return air inlet pipe 13, finally discharges to outdoor through return air outlet pipe 11 after handling to this has realized indoor and outdoor atmosphere exchange, thereby has improved indoor air quality.
As shown in fig. 2 and 3, the housing 1 is provided with an attachment mechanism 2, and the attachment mechanism 2 includes an attachment plate 21, a connecting rod 22, a fixing block 23, a bidirectional screw 24, a guide rod 25, and a clamping plate 26. The mounting plates 21 are rectangular plate-shaped structures, the number of the mounting plates 21 is two, and the two mounting plates 21 are fixed on a ceiling through bolts. The connecting rods 22 are of a cuboid structure, the number of the connecting rods 22 is two, the top ends of the two connecting rods 22 are respectively hinged to the lower surfaces of the two mounting plates 21, and the bottom ends of the two connecting rods 22 are inclined towards the position close to the middle of the shell 1. The fixing blocks 23 are of a cuboid structure, the number of the fixing blocks 23 is two, the two fixing blocks 23 are respectively hinged to the bottom ends of the two connecting rods 22, the length direction of the bidirectional screw rod 24 is consistent with the width direction of the shell 1, the bidirectional screw rod 24 is connected with the two fixing blocks 23 in a rotating mode, the length of the bidirectional screw rod 24 is larger than the distance between the two fixing blocks 23, one end portion of the bidirectional screw rod 24 is fixedly connected with a limiting block 241, the other end portion of the bidirectional screw rod 24 is fixedly connected with a hand wheel 242, and the bidirectional screw rod 24 can be conveniently rotated through the hand. The length direction of the guide rod 25 is consistent with that of the bidirectional screw rod 24, the guide rod 25 is connected with the two fixing blocks 23 in a sliding mode, and the guide rod 25 is located right above the bidirectional screw rod 24. The clamping plates 26 are of an L-shaped plate structure, the horizontal parts of the clamping plates 26 face the direction of the shell 1, the number of the clamping plates 26 is two, the two clamping plates 26 are symmetrically distributed along the central axis of the shell 1, and the vertical parts of the two clamping plates 26 are respectively in threaded connection with the two threaded sections of the bidirectional screw rod 24.
The shell 1 is provided with a square hole 16, the depth direction of the square hole 16 is consistent with the thickness direction of the shell 1, and the square hole 16 is in clamping fit with the end part of the horizontal part of the clamping plate 26. When installing the fresh air system, an operator firstly fixes the two mounting plates 21 on the ceiling through bolts, and then rotates the two-way screw rod 24 to enable the two clamping plates 26 to be away from each other under the action of the guide rod 25; another operator holds the housing 1 in position between the two clamping plates 26; the two-way screw rod 24 is rotated again to enable the two clamping plates 26 to be close to each other until the clamping plates 26 are clamped with the square holes 16 on the shell 1, so that the installation of the fresh air system is completed; similarly, when the fresh air system needs to be disassembled, the two clamping plates 26 are separated from the square hole 16 by rotating the two-way screw rod 24, so that the shell 1 can be disassembled from the mounting mechanism 2, and the fresh air system is more convenient to mount and disassemble. The clamping plates 231 are fixedly connected to the lower surfaces of the two fixing blocks 23 together, the clamping plates 231 are of inverted U-shaped structures, the horizontal portions of the clamping plates 231 are longer than the width of the shell 1, when the upper surface of the shell 1 is attached to the lower surface of the horizontal portion of the clamping plates 231, the horizontal portions of the square holes 16 and the clamping plates 26 are located on the same straight line, so that when the shell 1 is lifted, the upper surface of the shell 1 and the lower surface of the clamping plates 231 are attached to each other, the heights of the square holes 16 and the horizontal portions of the clamping plates 26 are located on the same straight line, and therefore when the positions of the clamping plates 26 are adjusted, the clamping plates 26 are just in clamping fit with the square holes 16. Cardboard 231 bonds on being close to casing 1's the side and has protected pad 232, and protection pad 232 is made by rubber materials to this when casing 1 and cardboard 231 laminate, protection pad 232 can play the effort that buffering casing 1 and cardboard 231 laminate and produce, with this effect of having played protection casing 1.
As shown in fig. 3 and 4, the locking plate 231 is provided with a limiting assembly 3, and the limiting assembly 3 includes a vertical plate 31, a horizontal plate 32, a short plate 33, a pawl 34, a limiting spring 35 and a ratchet 36. The vertical plate 31 is a rectangular plate-shaped structure, the vertical plate 31 is vertically arranged, the vertical plate 31 is fixed on the upper surface of the horizontal part of the clamping plate 231, and the vertical plate 31 is located on the end part of the clamping plate 231 close to the hand wheel 242. The transverse plate 32 is of a rectangular plate-shaped structure, and the lower surface edge of the transverse plate 32 is fixedly connected with the upper surface of the vertical plate 31. The short plates 33 are in a cuboid structure, the length direction of the short plates 33 is the same as that of the vertical plate 31, the number of the short plates 33 is two, the bottom surfaces with smaller areas of the two short plates 33 are fixed on the lower surface of the transverse plate 32, the pawls 34 are rotationally fixed between the two short plates 33, and the limit spring 35 is vertically arranged, two ends of the limit spring 35 are respectively and fixedly connected with the lower surface of the transverse plate 32 and the upper surface of the pawl 34, the ratchet wheel 36 and the bidirectional screw rod 24 are coaxial, the ratchet wheel 36 is fixed on the bidirectional screw rod 24, the ratchet wheel 36 is positioned right below the pawl 34, the pawl 34 is in clamping fit with the tooth groove of the ratchet wheel 36, when the bidirectional screw rod 24 rotates towards the direction that the two clamping plates 26 are far away, the pawl 34 is clamped with the ratchet wheel 36, thereby limiting the rotation of the bidirectional screw rod 24, so that the clamping plate 26 always clamps the shell 1, thereby improving the stability of the shell 1 and reducing the problem that the shell 1 may fall; when the bidirectional screw rod 24 rotates towards the direction that the two clamping plates 26 approach each other, the pawl 34 can slide along the tooth backs of the ratchet wheels 36, so that the bidirectional screw rod 24 can normally enable the two clamping plates 26 to approach each other, and the normal work of the mounting mechanism 2 is ensured; similarly, when it is desired to remove the housing 1, the operator manually pulls the pawl 34 away from the ratchet wheel 36, thereby rotating the two-way screw 24 in a direction away from the two clamping plates 26 to ensure proper removal of the mounting mechanism 2.
As shown in fig. 1 and fig. 2, the return air outlet pipe 11, the new trend is gone into pipe 12, the equal fixedly connected with hush pipe 15 in the outside of return air inlet pipe 13 and new trend outlet pipe 14, hush pipe 15 is the rectangle tubular structure, hush pipe 15's quantity is four, the inner wall of four hush pipes 15 respectively with return air outlet pipe 11, the new trend is gone into pipe 12, the outer wall fixed connection of return air inlet pipe 13 and new trend outlet pipe 14, the noise that the reducible new trend system of hush pipe produced during operation, give indoor comparatively quiet environment, the comfort level of indoor environment has further been improved. The equal fixedly connected with manger plate in top of return air exit tube 11 and new trend income pipe 12 is followed 121, manger plate is followed 121 and all is located return air exit tube 11 and new trend income pipe 12 and is kept away from on the tip of casing 1, and the top along 121 of manger plate is the arc, the rainwater falls and can follow its top cambered surface on 121 and fall subaerial in the effect of gravity, thereby reduced the rainwater and got into the possibility in the casing 1 by return air exit tube 11 and new trend income pipe 12, thereby reduce the problem that the interior intaking of casing 1 caused the new trend system trouble.
As shown in fig. 1 and 5, the air outlet end of the return air outlet pipe 11 and the air inlet end of the fresh air inlet pipe 12 are detachably fixed with insect-proof boards 122, each insect-proof board 122 is of a rectangular structure, insect-proof nets are fixedly connected to the insect-proof boards 122, external flying insects and the like are easily intercepted by the insect-proof nets when passing through the insect-proof boards 122 and are difficult to enter the return air outlet pipe 11 and the fresh air inlet pipe 12, so that the possibility that the external flying insects and the like enter the room from the shell 1 through the return air outlet pipe 11 and the fresh air inlet pipe 12 can be reduced, and the comfort of the indoor environment is improved. All seted up draw-in groove 123 on the air-out end inner wall of return air exit tube 11 and the air inlet end inner wall of new trend income pipe 12, draw-in groove 123 is cylindrical, all correspond on return air exit tube 11 and the new trend income pipe 12 and seted up four draw-in grooves 123, and divide equally on four inside walls of return air exit tube 11 or new trend income pipe 12 four draw-in grooves 123, the depth direction of draw-in groove 123 is unanimous with the inside wall thickness direction of return air exit tube 11 or new trend income pipe 12. All fixedly connected with tensioning spring 124 in each draw-in groove 123, the flexible direction of tensioning spring 124 is unanimous with the degree of depth direction of draw-in groove 123, and the tip fixedly connected with joint piece 125 of tensioning spring 124, joint piece 125 are cylindrical structure, and the tip that tensioning spring 124 was kept away from to joint piece 125 is the hemisphere, and the length direction of joint piece 125 is unanimous with the length direction of tensioning spring 124. Four clamping grooves 126 are formed in each insect-proof plate 122, the four clamping grooves 126 are uniformly distributed on four side walls of the insect-proof plate 122, and the clamping grooves 126 are matched with the clamping blocks 125 in a clamping mode, so that the insect-proof plate 122 is detachably connected with the return air outlet pipe 11 and the fresh air inlet pipe 12.
When the insect-proof plate 122 needs to be replaced or cleaned after long-term use, a worker can pull the insect-proof plate 122 to enable the tensioning spring 124 to be stressed to generate compression deformation, so that the clamping block 125 can be driven to retract into the clamping groove 123, the clamping block 125 is separated from the clamping groove 126, and the disassembling work of the insect-proof plate 122 is completed; in the same way, when the insect-proof plate 122 needs to be installed, the insect-proof plate 122 is pushed into the air return outlet pipe 11 or the fresh air inlet pipe 12, the tension spring 124 is in a compression state due to the contact between the side wall of the insect-proof plate 122 and the clamping block 125, and then the clamping block 125 retracts into the clamping groove 123, when the clamping groove 126 and the clamping groove 123 are in the same straight line, the tension spring 124 rebounds to drive the clamping block 125 to be clamped in the clamping groove 126, so that the installation of the insect-proof plate 122 is completed, and the installation mode is convenient and fast.
When the fresh air system is installed, an operator firstly fixes the two installation plates 21 on a ceiling through bolts, and then rotates the two-way screw rod 24 to enable the two clamping plates 26 to be away from each other under the action of the guide rod 25 and the guide rod 25; another operator holds the housing 1 in position between the two clamping plates 26; the two-way screw rod 24 is rotated again to enable the two clamping plates 26 to be close to each other until the clamping plates 26 are clamped with the square holes 16 on the shell 1, so that the installation of the fresh air system is completed; similarly, when the fresh air system needs to be disassembled, the two clamping plates 26 are separated from the square hole 16 by rotating the two-way screw rod 24, so that the shell 1 can be disassembled from the mounting mechanism 2, and the fresh air system is more convenient to mount and disassemble.
It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (9)
1. The utility model provides a new trend system of low noise, includes casing (1), sets up return air exit tube (11) and new trend income pipe (12) and set up in casing (1) keep away from new trend exit tube (14) and return air income pipe (13) on outdoor one side in casing (1) being close to outdoor one side, characterized by: be equipped with installation mechanism (2) on casing (1), installation mechanism (2) including fix two mounting panel (21) on the ceiling, respectively with two mounting panel (21) articulated connecting rod (22), keep away from tip articulated fixed block (23) of mounting panel (21) with connecting rod (22), with two fixed block (23) two-way lead screw (24) of sliding connection jointly, with two fixed block (23) rotate guide bar (25) of being connected jointly and respectively with two thread section threaded connection's of two-way lead screw (24) two clamp plate (26), seted up on casing (1) with clamp plate (26) joint complex square hole (16).
2. A low noise fresh air system according to claim 1, wherein: the two fixing blocks (23) are fixedly connected with a clamping plate (231) together, and the clamping plate (231) is fixedly connected with a protective pad (232).
3. A low noise fresh air system according to claim 2, wherein: and the clamping plate (231) is provided with a limiting component (3) for limiting the rotation of the bidirectional screw rod (24).
4. A low noise fresh air system according to claim 3, wherein: the limiting assembly (3) comprises a vertical plate (31) fixed on the clamping plate (231), a transverse plate (32) fixed at the top of the vertical plate (31), two opposite short plates (33) fixed on the lower surface of the transverse plate (32), a pawl (34) hinged with the two short plates (33) together, a limiting spring (35) fixedly connected with the pawl (34) and the transverse plate (32) together, and a ratchet wheel (36) fixed on the bidirectional screw rod (24) and clamped with the pawl (34).
5. A low noise fresh air system according to claim 1, wherein: the end part of the bidirectional screw rod (24) is fixedly connected with a hand wheel (242), and the other end part of the bidirectional screw rod (24) is fixedly connected with a limiting block (241).
6. A low noise fresh air system according to claim 1, wherein: and the top of the air outlet end of the return air outlet pipe (11) and the top of the air inlet end of the fresh air inlet pipe (12) are both fixed with water retaining edges (121).
7. A low noise fresh air system according to claim 1, wherein: the air outlet end of the return air outlet pipe (11) and the air inlet end of the fresh air inlet pipe (12) are detachably fixed with insect-proof plates (122).
8. A low noise fresh air system according to claim 7, wherein: draw-in groove (123) have all been seted up on the air-out end inner wall of return air exit tube (11) and the air inlet end inner wall of new trend inlet tube (12), fixedly connected with tensioning spring (124) in draw-in groove (123), the tip fixedly connected with joint piece (125) of tensioning spring (124), seted up on protection against insects board (122) with joint piece (125) joint complex joint groove (126).
9. A low noise fresh air system according to claim 1, wherein: the outside of return air exit tube (11), new trend play pipe (12), new trend exit tube (14) and return air income pipe (13) all is fixed the cover and is equipped with hush pipe (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921565461.8U CN210688614U (en) | 2019-09-19 | 2019-09-19 | New trend system of low noise |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921565461.8U CN210688614U (en) | 2019-09-19 | 2019-09-19 | New trend system of low noise |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210688614U true CN210688614U (en) | 2020-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921565461.8U Active CN210688614U (en) | 2019-09-19 | 2019-09-19 | New trend system of low noise |
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| Country | Link |
|---|---|
| CN (1) | CN210688614U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112282391A (en) * | 2020-10-24 | 2021-01-29 | 北京弘洁建设集团有限公司 | Row junction box positioning die and construction method |
-
2019
- 2019-09-19 CN CN201921565461.8U patent/CN210688614U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112282391A (en) * | 2020-10-24 | 2021-01-29 | 北京弘洁建设集团有限公司 | Row junction box positioning die and construction method |
| CN112282391B (en) * | 2020-10-24 | 2022-06-28 | 北京弘洁建设集团有限公司 | Row junction box positioning die and construction method |
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| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 215000 Room 203, building 15, area a, headquarters economic and Technological Innovation Park, 160 Taiyang Road, Huangqiao street, Xiangcheng District, Suzhou City, Jiangsu Province Patentee after: Suzhou beirun Architectural Design Co.,Ltd. Address before: 215000 building 11, Tsinghua Science Park, 1666 Zuchongzhi South Road, Kunshan City, Suzhou City, Jiangsu Province Patentee before: KUNSHAN ARCHITECTURAL DESIGNING INSTITUTE Co.,Ltd. |