CN210832447U

CN210832447U - Indoor aluminum alloy return air inlet structure

Info

Publication number: CN210832447U
Application number: CN201921790815.9U
Authority: CN
Inventors: 李承先; 高琪益
Original assignee: Guangdong Zhengtong Boya Decoration Engineering Co ltd
Current assignee: Guangdong Zhengtong Boya Decoration Engineering Co ltd
Priority date: 2019-10-22
Filing date: 2019-10-22
Publication date: 2020-06-23
Anticipated expiration: 2029-10-22

Abstract

The utility model belongs to the technical field of the return air inlet technique and specifically relates to an indoor aluminum alloy return air inlet structure is related to, the camera module comprises a bottom frame, the connecting hole that runs through it is seted up to the lateral wall of underframe, the connecting hole internal rotation is provided with the rotary rod, the rotary rod is close to its one end lateral wall and has seted up positive screw thread, the lateral wall that is close to the other end has seted up the negative screw thread, the pot head that the rotary rod is close to positive screw thread is equipped with the first tight post of supporting with positive screw thread screw-thread fit, the pot head that the rotary rod is close to the negative screw thread is equipped with and supports tight post with negative screw thread screw-thread fit's second, first support tight post, the lateral wall that the second supported tight. The utility model discloses have and need not to destroy the wall body, be convenient for install the effect of return air inlet.

Description

Indoor aluminum alloy return air inlet structure

Technical Field

The utility model belongs to the technical field of the technique of return air inlet and specifically relates to an indoor aluminum alloy return air inlet structure is related to.

Background

Aluminum alloy is a non-ferrous metal structural material which is most widely applied in industry, has low density, high strength, good thermoplastic property and excellent electrical conductivity, thermal conductivity and corrosion resistance, and has strength close to or higher than that of high-quality steel, so that a plurality of air return ports on the market are made of aluminum alloy materials, are arranged indoors and are necessary components of an air supply system in a clean room.

The existing air return opening is generally composed of two parts, one part is a bottom frame fixed on a building wallboard or a ceiling, the other part is an air return opening panel covering and positioned on the bottom frame, a filter screen is installed between the bottom frame and the air return opening panel, the bottom frame is generally installed by bolts or sulfonium nails, and the air return opening panel and the filter screen are generally hinged on the bottom frame through bolts or pins.

The above prior art solutions have the following drawbacks: when the air return port panel is installed, the air return port panel is fixedly connected to a building wall through fastening components such as bolts, and due to the fact that the air return port panel is fixed through screws, the connected wall is damaged, and a gypsum layer laid outside the wall is cracked seriously.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an indoor aluminum alloy return air inlet structure has the effect that need not to destroy the wall body, be convenient for install the return air inlet.

The utility model aims at realizing through the following technical scheme:

the utility model provides an indoor aluminum alloy return air inlet structure, includes the underframe, the connecting hole that runs through it is seted up to the lateral wall of underframe, the connecting hole internal rotation is provided with the rotary rod, the rotary rod is close to its one end lateral wall and has seted up positive screw thread, is close to the lateral wall of the other end and has seted up the reverse thread, the rotary rod is close to a pot head of positive screw thread and is equipped with the first tight post of support with positive screw thread screw-thread fit, the rotary rod is close to a pot head of reverse thread and is equipped with the second that supports tight post with reverse thread screw-thread fit, the first lateral wall that supports tight post, second and all is provided with the locating part that makes it follow connecting hole rectilinear motion, the rotation groove with.

Through adopting above-mentioned technical scheme, when the installation return air inlet, inlay the return air inlet into the installing port of seting up in advance, then rotate the rotary rod from rotating the groove, make first support tight post and second support tight post stretch out the lateral wall that supports tight installing port by the connecting hole respectively under the cooperation of positive and negative screw thread, can be fixed with the return air inlet, have the effect that need not to destroy the wall body, be convenient for install the return air inlet.

The utility model discloses further set up to: the locating part is the gag lever post, the underframe sets up the side in rotation groove and has seted up and supply the gag lever post to stretch out and gliding sliding tray, the axis of sliding tray long limit direction is parallel with the axis of connecting hole.

By adopting the technical scheme: the limiting rod is matched with the sliding groove, so that the first abutting block and the second abutting block can only move forwards along the sliding groove and cannot rotate, and the effect of conveniently rotating the rotating rod to adjust the relative position of the first abutting block and the second abutting block is achieved.

The utility model discloses further set up to: the lateral wall of gag lever post is seted up threadedly, the gag lever post is kept away from the pot head of connecting hole and is equipped with rather than screw-thread fit's the cap that supports, it sets up the side butt in rotation groove with the underframe to support the cap.

By adopting the technical scheme: when adjusting the rotary rod, make first supporting tight piece support the tight installation back with the return air inlet with the second supporting tight piece, fasten the tight cap of supporting soon, support the position of tight piece with first supporting tight piece, second and fix, make the erection joint of return air inlet more firm.

The utility model discloses further set up to: the position that the rotary rod is located between positive screw thread and the back thread and corresponds the rotation groove is provided with rotatory piece, rotatory piece stretch out with the underframe outside.

Through adopting above-mentioned technical scheme, when the installation return air inlet, rotate rotatory piece with the hand and can drive the rotary rod and rotate, the rotary rod rotates and adjusts the interval that first support tight piece and second support between the tight piece, and rotatory piece is located the rotation groove outside, and the return air inlet is fixed to the rotatory piece of the hand of the people of being convenient for.

The utility model discloses further set up to: the rotary block is a cylinder, and the end face and the side wall of the rotary block are abutted to the side wall, close to the rotary groove, of the bottom frame.

By adopting the technical scheme: rotatory piece is the cylinder, and the terminal surface and the lateral wall of rotatory piece and the lateral wall butt that the underframe is close to the rotation groove, when guaranteeing rotatory piece pivoted, many impurity can be inhaled in the return air inlet when using, and rotatory piece and underframe lateral wall butt have the effect that prevents dust impurity and get into the connecting hole by rotating the groove.

The utility model discloses further set up to: the side surfaces, far away from the rotating rod, of the first abutting column and the second abutting column are provided with a rubber layer, the side surface, far away from the abutting column, of the rubber layer is a wavy surface, and the rubber layer is located in the connecting hole.

By adopting the technical scheme: the rubber layer increases the friction force between the first abutting column and the second abutting column and the side wall of the mounting opening for mounting the return air inlet, the contact area between the wavy rubber layer and the side wall of the mounting opening is increased after the wavy rubber layer is compressed, and the effect of increasing the friction force between the first abutting column and the mounting opening and the friction force between the second abutting column and the side wall of the mounting opening are achieved.

The utility model discloses further set up to: the side surface of the bottom frame, which is provided with the rotating groove, is provided with a positioning plate which extends outwards from the edge of the bottom frame.

By adopting the technical scheme: in putting into the installation mouth that is used for installing the return air inlet with the underframe, make the lateral wall butt of locating plate and the wall body of installation return air inlet, can confirm the mounted position of return air inlet, have the effect of the return air inlet of being convenient for fix a position installation.

The utility model discloses further set up to: the outer side wall of the rotating block is provided with convex stripes, and the stripes are parallel to the axis of the rotating block.

Through adopting above-mentioned technical scheme, when the staff rotated rotatory piece, because the rotary rod supports tight piece with first support piece, second and is threaded connection, it is just rotatable to need certain power, if the lateral wall of rotatory piece is glossy, the staff skids easily, and when the stripe has increased the staff and has rotated rotatory piece, and the frictional force between the rotatory piece has the effect of being convenient for rotate rotatory piece.

To sum up, the utility model discloses a beneficial technological effect does:

the utility model discloses be provided with the connecting hole on the underframe, downthehole rotation is provided with the rotary rod, has seted up one section positive thread on the lateral wall of rotary rod, one section counter-thread, the cover is equipped with the first piece of supporting with positive threaded connection complex on the positive thread, it has the second piece of supporting to be connected with the cooperation on the counter-thread, restrict the direction of motion of first piece of supporting, second piece of supporting through the locating part, through rotating the rotary rod, make first piece of supporting and second piece of supporting produce outside the connecting hole, have the effect that need not to destroy the wall body, be convenient for install the return air inlet;

the rotary block is arranged at the position, corresponding to the rotary groove, of the rotary rod, the rotary block extends out of the rotary groove, hands do not need to extend into the rotary groove, the rotary block is driven to rotate through rotation, the effect of facilitating rotation of the rotary rod is achieved, and therefore the air outlet is convenient to install.

Drawings

FIG. 1 is a schematic view of the overall structure of an indoor aluminum alloy air return opening structure according to this embodiment.

Fig. 2 is a schematic structural view of the rotating rod of the present embodiment.

Fig. 3 is a schematic structural view of the bottom frame in the present embodiment.

Fig. 4 is an enlarged view of a in fig. 3.

In the figure, 1, a bottom frame; 11. connecting holes; 12. rotating the rod; 121. a positive thread; 122. reverse threads; 13. a rotating groove; 14. rotating the block; 15. positioning a plate; 16. a connecting plate; 2. a first abutment post; 21. a second abutment post; 22. a rubber layer; 3. a limiting rod; 31. abutting the cap; 32. a sliding groove; 4. a return air inlet panel; 5. and (4) stripes.

Detailed Description

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

Referring to fig. 1, for the indoor aluminum alloy return air inlet structure that this embodiment disclosed, including underframe 1, there is the return air inlet panel 4 that has the filter screen through the latch connection on the underframe 1.

Referring to fig. 2 and 3, the bottom frame 1 is a rectangular frame, the side surfaces of two opposite side frames of the bottom frame 1 are provided with connecting holes 11, the connecting holes 11 penetrate through the side frames of the bottom frame 1, a rotating rod 12 is rotatably connected in the connecting holes 11, the length of the rotating rod 12 is smaller than that of the connecting holes 11, the side surface of the bottom frame 1 adjacent to the side surface provided with the connecting holes 11 corresponds to the position of the connecting holes 11 and is provided with rotating grooves 13, and the rotating grooves 13 are communicated with the connecting holes 11.

The side of seting up rotation groove 13 on underframe 1 outwards extends and has locating plate 15, and locating plate 15 is connected with the side that underframe 1 set up the spread groove, and when being used for the installing port of installation return air inlet with underframe 1 embedding, locating plate 15 flushes with the lateral wall of the wall body of installation return air inlet with the side butt of the wall body of installation return air inlet, makes underframe 1 set up the side of spread groove and the lateral wall of installation wall body, location installation return air inlet.

Two connecting plates 16 are fixed in the connecting hole 11, the rotating rod 12 is arranged between the connecting plates 16 in a penetrating way, and the rotating rod 12 can rotate relative to the connecting plates 16.

The lateral wall that is close to its one end terminal surface on the rotary rod 12 has seted up positive screw thread 121, the lateral wall that is close to the other end has seted up anti-thread 122, the cover is equipped with first tight post 2 of supporting on the rotary rod 12 of positive screw thread 121 section, first one of them terminal surface of tight post 2 of supporting has seted up the spread groove, in the rotary rod 12 embedding spread groove, the inside wall of spread groove seted up with positive screw thread 121 complex screw thread, the second supports tight post 21 with the same reason, at first tight post 2 of supporting, the side that the rotary rod 12 was kept away from to the tight post 21 of second is stained with rubber layer 22.

The side surface of the rubber layer 22 far away from the rotating rod 12 is a wavy surface, when the first tightening column 2 is tightened, the rubber layer 22 is compressed, and the wavy surface increases the friction force between the rubber pad and the contact surface.

Referring to fig. 2 and 4, the outer side walls of the first abutting column 2 and the second abutting column 21 are connected with the limiting rod 3, the bottom frame 1 is provided with a sliding groove 32 corresponding to the limiting rod 3 and allowing the limiting rod 3 to extend and slide, and the side wall of the limiting rod 3 is abutted to the side wall of the sliding groove 32.

The outer side wall of the limiting rod 3 is provided with threads, the part of the limiting rod 3, which is located outside the sliding groove 32, is sleeved with the abutting cap 31, the abutting cap 31 is a cylinder, one end of the abutting cap is provided with a thread groove in threaded fit with the limiting rod 3, the abutting cap 31 abuts against the side surface of the bottom frame 1 (refer to fig. 3) by rotating the abutting cap 31, and the position of the first abutting column 2 or the second abutting column 21 is fixed.

Referring to fig. 2 and 3, a cylindrical rotating block 14 is connected to the position of the rotating rod 12 corresponding to the rotating slot 13, the central axis of the rotating rod 12 coincides with the central axis of the rotating block 14, the rotating rod 12 is located on one side of the central axis of the connecting hole 11 close to the notch of the rotating slot 13, after the rotating block 14 is connected with the rotating rod 12, the rotating block 14 is partially extended out of the rotating slot 13 for rotating during manual operation, the outer side wall of the rotating block 14 is uniformly provided with upward protruding stripes 5 for increasing the friction force between a human hand and the rotating block 14, and the stripes 5 are parallel to the axis of the rotating block 14, so that the human hand can rub against the stripes 5 when rotating the rotating block 14 in any direction, and the rotating block 14 can be rotated conveniently.

The side wall of the rotating block 14 abuts against the side wall of the bottom frame 1 close to the notch of the rotating groove 13, in the embodiment, since the outer side wall of the rotating block 14 is provided with the stripe 5, the side surface of the stripe 5 far away from the rotating block 14 abuts against the side wall of the bottom frame 1 close to the notch of the rotating groove 13, and dust and impurities are prevented from entering the connecting hole 11 from the rotating groove.

The implementation principle of the embodiment is as follows: when the return air inlet is installed, the return air inlet is clamped into a preset installation opening for installing the return air inlet, the positioning plate 15 is abutted to an installation wall body, then the rotating block 14 is rotated, the first abutting column 2 and the second abutting column 21 extend out of the connecting hole 11, then the first abutting column 2 and the second abutting column 21 are abutted to the side wall of the installation opening, and the first abutting column 2 and the second abutting column 21 are fixed by abutting the side face of the bottom frame 1 through the rotating abutting cap 31.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an indoor aluminum alloy return air inlet structure, includes underframe (1), its characterized in that: connecting hole (11) that run through it are seted up to the lateral wall of underframe (1), connecting hole (11) internal rotation is provided with rotary rod (12), rotary rod (12) are close to its one end lateral wall and have seted up positive screw thread (121), the lateral wall that is close to the other end has seted up anti-thread (122), rotary rod (12) be close to a pot head of positive screw thread (121) be equipped with first tight post (2) of supporting of positive screw thread (121) screw-thread fit, rotary rod (12) be close to an pot head of anti-thread (122) be equipped with anti-thread (122) screw-thread fit's second and support tight post (21), the lateral wall that first support tight post (2), second supported tight post (21) all is provided with and makes its along connecting hole (11) linear motion's locating part, the side of underframe (1) is seted up with rotating groove (13) of connecting hole.

2. The indoor aluminum alloy air return opening structure of claim 1, wherein: the locating part is gag lever post (3), underframe (1) sets up the side of rotating groove (13) and has seted up and supply gag lever post (3) to stretch out and gliding sliding tray (32), the axis of sliding tray (32) long limit direction is parallel with the axis of connecting hole (11).

3. The indoor aluminum alloy air return opening structure of claim 2, wherein: the lateral wall of gag lever post (3) is seted up threadedly, the pot head that connecting hole (11) was kept away from in gag lever post (3) is equipped with rather than screw-thread fit's tight cap (31) of supporting, support tight cap (31) and underframe (1) and set up the side butt of rotating groove (13).

4. The indoor aluminum alloy air return opening structure of claim 1, wherein: the rotating rod (12) is located between the positive thread (121) and the negative thread (122) and is provided with a rotating block (14) corresponding to the position of the rotating groove (13), and the rotating block (14) extends out of the bottom frame (1).

5. The indoor aluminum alloy air return opening structure of claim 4, wherein: the rotating block (14) is a cylinder, and the end face and the side wall of the rotating block (14) are abutted to the side wall, close to the rotating groove (13), of the bottom frame (1).

6. The indoor aluminum alloy air return opening structure of claim 1, wherein: the side surfaces, far away from the rotating rod (12), of the first abutting column (2) and the second abutting column (21) are provided with a rubber layer (22), the side surface, far away from the abutting column, of the rubber layer (22) is a wavy surface, and the rubber layer (22) is located in the connecting hole (11).

7. The indoor aluminum alloy air return opening structure of claim 1, wherein: the bottom frame (1) is provided with a positioning plate (15) which extends outwards from the edge of the side surface of the rotating groove (13).

8. The indoor aluminum alloy air return opening structure of claim 5, wherein: the outer side wall of the rotating block (14) is provided with convex stripes (5), and the stripes (5) are parallel to the axis of the rotating block (14).