CN209295384U - An air duct for the air inlet and outlet of the outer wall that is convenient to install - Google Patents

Abstract

The utility model discloses a conveniently installed air inlet and outlet air duct on the outer wall, which comprises a housing box, the upper surface of the housing box is provided with a through hole, and an air duct body is placed above the housing box. The bottom surface of the pipe body is fixedly connected with a positioning column, the bottom of which is through the through hole and extends to the inside of the housing box, the left and right sides of the positioning column are provided with limiting holes, and the middle part of the left and right sides of the housing box are equally spaced. A connecting hole is provided. The easy-to-install air inlet and outlet air duct of the outer wall is provided with a pull ring and used in conjunction with a handle to make the pulling of the connecting rod more convenient, avoiding the problem of hand slipping when the staff pulls, and through the setting of the connecting rod and the compression spring, The use of positioning columns, limit blocks and limit holes can make the air duct body more convenient to fix, avoiding the need for multiple professionals to install during installation, wasting human resources, and reducing installation efficiency. convenient.

Description

An air duct for the air inlet and outlet of the outer wall that is convenient to install

technical field

The utility model relates to the technical field of air ducts, in particular to an air duct for an air inlet and outlet of an outer wall which is convenient to install.

Background technique

The air duct is a piping system used for air transportation and distribution. There are two types of composite air ducts and inorganic air ducts, which can be classified according to the cross-sectional shape and material. Apply sealant to the gaps such as the four corners of the flanging. Before applying the sealant, the dust and oil on the surface should be removed. According to the cross-sectional shape, the air duct can be divided into round air duct, rectangular air duct and oblate air duct.

During the use of the air inlet and outlet ducts on the outer wall, there is often the problem of inconvenient installation, which requires multiple professionals to install, which wastes human resources, reduces installation efficiency, and makes it inconvenient to use.

Utility model content

(1) Solved technical problems

Aiming at the deficiencies of the prior art, the utility model provides an air duct for the air inlet and outlet of the outer wall which is easy to install, which solves the problem of inconvenient installation of the air duct for the air inlet and outlet of the outer wall.

(2) Technical solutions

In order to achieve the above purpose, the utility model provides the following technical solutions: an air duct for the air inlet and outlet of the outer wall that is convenient to install, including a housing box, the upper surface of the housing box is provided with a through hole, and the housing box An air duct body is placed above the body, and the bottom surface of the air duct body is fixedly connected with a positioning column. The bottom end of the positioning column passes through the through hole and extends to the inside of the housing box. Both have limited holes, and the middle parts of the left and right sides of the storage box are provided with connecting holes, and the left and right sides of the storage box are equipped with connecting rods, and the two ends of the connecting rods that are close to each other are respectively Through the two connecting holes and extending to the inside of the housing box, the ends of the two connecting rods that are close to each other are fixedly connected with limit blocks that match the limit holes, and the two limit blocks are respectively located at the two limit holes. Inside the bit hole, the outer surface of each of the connecting rods is fixedly connected with a push-pull plate, and the sides of the two push-pull plates away from each other are fixedly connected with a compression spring, and the ends of the two compression springs far away from each other are connected to each other. It is fixedly connected with the inner side wall of the housing box, and the two compression springs are respectively socketed with the two connecting rods.

Preferably, two symmetrical slip rings are fixedly inlaid on the right side of each push-pull plate, and two sets of symmetrical sliding rods are fixedly connected to the inner wall of the housing box, and the two sets of sliding rods are connected to each other. The close ends respectively pass through the two slip rings and extend to the sides where the two push-pull plates are close to each other, and the slip rings are socketed with the slide rods.

Preferably, a mounting plate is placed on the left side of the accommodating box, and two symmetrical support columns are fixedly connected to the right side of the mounting plate, and the right sides of the two supporting columns are connected to the accommodating box The left side of the body is fixedly connected, and two symmetrical mounting holes are opened on the left side of the mounting plate.

Preferably, the inner bottom wall and the inner bottom wall of the accommodating box are provided with chute, and the upper surface and the bottom surface of each of the push-pull plates are fixedly connected with a slider matching the chute, and the sliding The block snaps onto the inside of the chute.

Preferably, a baffle is fixedly connected to one end of the two groups of sliding rods close to each other, and the vertical length of the baffle is greater than the vertical length of the slip ring.

Preferably, the ends of the two connecting rods far away from each other are fixedly connected with handles, and the sides of the two handles far away from each other are fixedly connected with pull rings.

Preferably, the two limiting blocks are triangular in shape, and the left and right sides of the bottom end of the positioning column are arc-shaped.

Preferably, the bottom surface of the positioning column is provided with a card slot, and the inner bottom wall of the accommodating box is fixedly connected with a card block matching the card slot, and the card block is locked inside the card slot.

Preferably, the horizontal length of the through hole is greater than the horizontal length of the positioning post, and the vertical length of the connecting hole is greater than the vertical length of the connecting rod.

(3) Beneficial effects

The utility model provides a conveniently installed air duct for the air inlet and outlet of the outer wall, which has the following beneficial effects:

(1) The easy-to-install air inlet and outlet ducts on the outer wall are equipped with support columns and installation holes, and are used in conjunction with the installation plate to make the fixing of the storage box more convenient and avoid the shaking of the storage box in a stable state. The problem is that by installing a baffle, the problem of the slip ring slipping off the sliding rod can be effectively avoided, and the sliding of the push-pull plate is more convenient. By setting a chute and using a slider, it is possible to make the sliding of the push-pull plate more convenient and prevent the sliding of the push-pull plate. If there is a problem of jamming, the positioning column can be made more stable by providing a card slot and using a card block, and avoiding the problem of shaking of the positioning column in a stable state.

(2) The easy-to-install external wall air inlet and outlet air duct is equipped with a pull ring and used with the handle to make the pulling of the connecting rod more convenient, avoiding the problem of hand slipping when the staff pulls. The compression spring, combined with the use of positioning columns, limit blocks and limit holes, can make the air duct body more convenient to fix, avoiding the need for multiple professionals to install it during installation, wasting human resources and reducing installation efficiency. Make it easy to use.

Description of drawings

Fig. 1 is the sectional view of the front view of the accommodating box of the utility model;

Fig. 2 is the enlarged schematic diagram of the structure at A place in Fig. 1 of the utility model;

Fig. 3 is an enlarged schematic diagram of the structure at B in Fig. 1 of the present utility model.

In the figure: 1 air duct body, 2 push-pull plate, 3 support column, 4 compression spring, 5 baffle plate, 6 connecting rod, 7 slip ring, 8 chute, 9 installation hole, 10 storage box, 11 sliding rod, 12 Slider, 13 through holes, 14 positioning columns, 15 limit blocks, 16 card slots, 17 card blocks, 18 limit holes, 19 connecting holes, 20 pull rings, 21 handles, 22 mounting plates.

Detailed ways

The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of them. example. Based on the embodiments of the present utility model, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

Please refer to Figures 1-3, the utility model provides a technical solution: a conveniently installed external wall air inlet and outlet air duct, including a housing box 10, a mounting plate 22 is placed on the left side of the housing box 10, and the installation The right side of the plate 22 is fixedly connected with two symmetrical support columns 3, and the right sides of the two support columns 3 are fixedly connected with the left side of the housing box 10, and the left side of the mounting plate 22 is opened There are two symmetrical installation holes 9, which can make the fixing of the housing box 10 more convenient, and avoid the problem of shaking of the housing box 10 in a stable state. The inner bottom wall and inner bottom wall of the housing box 10 are uniform A chute 8 is provided, and the upper surface and the bottom surface of each push-pull plate 2 are fixedly connected with a slider 12 adapted to the chute 8, and the slider 12 is clamped in the inside of the chute 8, so that the push-pull plate 2 Sliding is more convenient, avoiding the problem of jamming when the push-pull plate 2 slides, the upper surface of the housing box 10 is provided with a through hole 13, the horizontal length value of the through hole 13 is greater than the horizontal length value of the positioning column 14, and the connecting hole 19 The vertical length value of the connecting rod 6 is greater than the vertical length value of the connecting rod 6, so that the positioning column 14 is inserted conveniently, and the connecting rod 6 is more convenient to slide left and right. The air duct body 1 and the air duct body 1 The bottom surface of the positioning column 14 is fixedly connected with a positioning column 14, and the bottom surface of the positioning column 14 is provided with a card slot 16, and the inner bottom wall of the accommodating box 10 is fixedly connected with a card block 17 that is compatible with the card slot 16, and the card block 17 is clipped. Inside the draw-in groove 16, the positioning column 14 can be made more stable, avoiding the problem of shaking of the positioning column 14 in a stable state. The left and right sides of column 14 are all provided with limit holes 18, and the middle part of the left and right sides of the accommodation box 10 is provided with connecting holes 19, and the left and right sides of the accommodation box 10 are equipped with connecting rods 6, two connecting rods 6 The ends that are far away from each other are fixedly connected with handles 21, and the sides of the two handles 21 that are far away from each other are fixedly connected with pull rings 20, which can make it easier to pull the connecting rod 6 and avoid the problem of hand slipping when the staff pulls. The ends of the two connecting rods 6 that are close to each other pass through the two connecting holes 19 and extend to the inside of the housing 10, and the ends of the two connecting rods 6 that are close to each other are fixedly connected with a limiter that matches the limit hole 18. Position block 15, two limit blocks 15 are triangular, and the left and right sides of the bottom of the positioning column 14 are arc-shaped, reducing the friction between the limit block 15 and the positioning column 14, making the whereabouts of the positioning column 14 more convenient , and the two limit blocks 15 are respectively located inside the two limit holes 18, the outer surface of each connecting rod 6 is fixedly connected with a push-pull plate 2, and the right side of each push-pull plate 2 is fixedly embedded with two Symmetrical slip ring 7, two sets of symmetrical sliding rods 11 are fixedly connected to the inner wall of the housing box 10, and the ends of the two sets of sliding rods 11 that are close to each other respectively pass through the two slip rings 7 and extend to the mutual of the two push-pull plates 2. The side close to each other, and the slip ring 7 is socketed with the sliding rod 11, so that the sliding of the push-pull plate 2 is more convenient, and the problem of tilting of the push-pull plate 2 when sliding is avoided. The two sets of sliding rods 11 are aligned One end close to each other is fixedly connected with a baffle plate 5, and the vertical length of the baffle plate 5 is greater than the vertical length of the slip ring 7, which can effectively avoid the problem that the slip ring 7 slips off the sliding rod 11, and makes the sliding of the push-pull plate 2 more convenient. The sides of the two push-pull plates 2 that are far away from each other are fixedly connected with a compression spring 4, and the ends of the two compression springs 4 that are far away from each other are fixedly connected with the inner side wall of the housing box 10, and the two compression springs 4 are respectively connected with two The connecting rods are socketed in 6 phases.

Working principle: the staff pulls the pull ring 20, so that the connecting rod 6 drives the push-pull plate 2 to slide to both sides, so that the compression spring 4 is in a compressed state, and the staff holds the air duct body 1 and the positioning column 14 from the through The hole 13 is inserted into the interior of the housing box 10, the block 17 is inserted into the interior of the slot 16, and the staff releases the pull ring 20 to restore the compression spring 4 to the normal state, so that the limiting block 15 enters the limiting hole 18 Inside, lock it.

To sum up, the easy-to-install external wall air inlet and outlet air duct is provided with the support column 3 and the installation hole 9, and the installation plate 22 is used in conjunction with it, so that the fixing of the storage box 10 can be more convenient, and the storage box 10 can be avoided. Shaking occurs in a stable state. By being provided with the baffle plate 5, the problem that the slip ring 7 slips off the sliding rod 11 can be effectively avoided, and the sliding of the push-pull plate 2 is more convenient. By being provided with the chute 8 and using the slider 12 together, Make the sliding of the push-pull plate 2 more convenient, and avoid the problem of jamming when the push-pull plate 2 slides. By providing the card slot 16 and using the block 17 together, the positioning column 14 can be made more stable, and the positioning column 14 can be prevented from being in a stable state. Shaking problem occurs, by being provided with a pull ring 20 and using the handle 21 together, the pulling of the connecting rod 6 can be made more convenient, avoiding the problem of hand slipping when the staff pulls, by being provided with the connecting rod 6 and the compression spring 4, cooperating Using the positioning column 14, the limiting block 15 and the limiting hole 18 can make the fixing of the air duct body 1 more convenient, and avoid the problem that multiple professionals are required to install it during installation, which wastes human resources and reduces the installation efficiency. Make it easy to use.

It should be noted that in this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply that there is a relationship between these entities or operations. any such actual relationship or order exists between them.

Although the embodiments of the present invention have been shown and described, those skilled in the art can understand that various changes and modifications can be made to these embodiments without departing from the principle and spirit of the present invention , replacements and modifications, the scope of the present utility model is defined by the appended claims and their equivalents.

Claims (9)

1. An air duct for the air inlet and outlet of the outer wall that is easy to install, including a housing box (10), characterized in that: a through hole (13) is opened on the upper surface of the housing box (10), and the housing The air duct body (1) is placed above the box body (10), the bottom surface of the air duct body (1) is fixedly connected with a positioning column (14), and the bottom end of the positioning column (14) passes through the through hole ( 13) and extend to the inside of the storage box (10), the left and right sides of the positioning column (14) are provided with limiting holes (18), and the middle parts of the left and right sides of the storage box (10) are A connecting hole (19) is opened, connecting rods (6) are placed on the left and right sides of the accommodation box (10), and the ends of the two connecting rods (6) that are close to each other pass through the two connecting holes ( 19) and extend to the inside of the housing box (10), the ends of the two connecting rods (6) that are close to each other are fixedly connected with a limit block (15) that matches the limit hole (18), And the two limit blocks (15) are respectively located inside the two limit holes (18), and the outer surface of each connecting rod (6) is fixedly connected with a push-pull plate (2), and the two push-pull plates (2) Compression springs (4) are fixedly connected to the sides that are far away from each other, and the ends of the two compression springs (4) that are far away from each other are fixedly connected to the inner wall of the storage box (10), and the two compressed The springs (4) are respectively socketed with the two connecting rods (6). 2. A conveniently installed external wall air inlet and outlet air duct according to claim 1, characterized in that: two symmetrical slip rings ( 7), the inner wall of the housing box (10) is fixedly connected with two sets of symmetrical sliding rods (11), and the ends of the two sets of sliding rods (11) that are close to each other respectively pass through two slip rings (7) and Extend to the side where the two push-pull plates (2) are close to each other, and the slip ring (7) is socketed with the slide rod (11). 3. A conveniently installed external wall air inlet and outlet air duct according to claim 1, characterized in that: a mounting plate (22) is placed on the left side of the housing box (10), and the mounting plate ( 22) is fixedly connected with two symmetrical support columns (3), and the right sides of the two support columns (3) are fixedly connected with the left side of the storage box (10), the Two symmetrical mounting holes (9) are opened on the left side of the mounting plate (22). 4. A conveniently installed outer wall inlet and outlet air duct according to claim 1, characterized in that: the inner bottom wall and the inner bottom wall of the housing box (10) are provided with chute (8) , the upper surface and the bottom surface of each push-pull plate (2) are fixedly connected with a slider (12) that is compatible with the chute (8), and the slider (12) is snapped into the chute (8) internal. 5. A conveniently installed external wall air inlet and outlet air duct according to claim 2, characterized in that: one end of the two groups of sliding rods (11) close to each other is fixedly connected with a baffle (5), and the baffle The vertical length of (5) is greater than the vertical length of the slip ring (7). 6. A conveniently installed external wall air inlet and outlet air duct according to claim 1, characterized in that: the ends of the two connecting rods (6) that are far away from each other are fixedly connected with handles (21), and the two ends The sides of the handles (21) that are far away from each other are fixedly connected with pull rings (20). 7. A conveniently installed air inlet and outlet air duct for exterior walls according to claim 1, characterized in that: the two limit blocks (15) are both triangular in shape, and the left and right sides of the bottom end of the positioning column (14) are The sides are arc-shaped. 8. A conveniently installed external wall air inlet and outlet air duct according to claim 1, characterized in that: the bottom surface of the positioning column (14) is provided with a card slot (16), and the accommodating box (10 ) is fixedly connected with a clamping block (17) matching the clamping slot (16), and the clamping block (17) is clamped inside the clamping slot (16). 9. A conveniently installed external wall air inlet and outlet air duct according to claim 1, characterized in that: the horizontal length of the through hole (13) is greater than the horizontal length of the positioning column (14), and the connection The vertical length value of the hole (19) is greater than the vertical length value of the connecting rod (6).