Oblique flow pipeline ventilating fan convenient to disassemble and assemble

Abstract

The utility model discloses an oblique flow pipeline ventilating fan convenient to disassemble and assemble. The oblique flow pipeline ventilating fan comprises a ventilating fan whole body and a ventilating fan mounting seat, the ventilating fan integrally comprises an air inlet connector, a ventilating cylinder body, an air outlet connector and a fan assembly. The fan assembly is mounted on the ventilation cylinder body; a cylinder body connecting seat is arranged at the bottom of the ventilation cylinder body; the cylinder connecting seat and the ventilator mounting seat are provided with a sliding rail and a sliding groove which are matched with each other; and the cylinder connecting seat can slide into the ventilating fan mounting seat from one side and is mounted on the ventilating fan mounting seat through a locking piece. According to the oblique flow pipeline ventilating fan, the air inlet connector, the ventilating cylinder and the air outlet connector do not need to be positioned, limited and assembled on a wall or a cabinet body, the whole ventilating fan can be assembled in advance and installed on the ventilating fan installation base in a sliding and clamping mode, installation of the oblique flow pipeline ventilating fan can be completed, installation is easy and fast, and installation is convenient. And the phenomena of dislocation and insufficient sealing are not easy to occur.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation devices, in particular to an oblique flow duct ventilation fan which is easy to disassemble and assemble. Background Art

[0002] Diagonal flow duct fans are essential ventilation products for modern living places. They can effectively perform air conditioning, remove moisture, dust, and odor, and make the indoor air fresh and clean. Diagonal flow duct fans are widely used in homes, apartments, villas, offices, production workshops, conference rooms, laboratories, basements, libraries, shopping malls, hotels, restaurants, cinemas, dance halls, stations and other places. For example, patent number CN202221357614.1 discloses a diagonal flow booster duct fan.

[0003] However, this type of diagonal flow booster duct fan usually divides the entire duct into three shell components, namely, an air inlet connector 11, a ventilation cylinder 20 (ventilation device), and an air outlet connector 13; the air inlet connector 11 and the air outlet connector 13 are respectively provided with mounting brackets in half; during installation, it is necessary to first position and lock the mounting brackets of the air inlet connector 11 and the air outlet connector 13 on the wall or cabinet, and combine the mounting brackets into a fan mounting frame 15; then, clamp the ventilation cylinder 20 on the fan mounting frame and align the air inlet connector 11 and the air outlet connector 13 on the left and right, and then clamp it with the connecting clamp 16. Since diagonal flow duct fans are usually installed in higher areas of walls or cabinets, it is difficult to position, limit, and assemble multiple split shells in this area, and defects such as misalignment and insufficient sealing may occur. Therefore, it is sought to design a diagonal flow duct ventilator that is easy to disassemble and assemble. Utility Model Content

[0004] The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model provides an oblique flow duct ventilation fan that is easy to disassemble and assemble.

[0005] The technical solution adopted by an embodiment of the utility model to solve the technical problem is: an inclined flow duct ventilation fan that is easy to disassemble and assemble, including a ventilation fan as a whole and a ventilation fan mounting seat;

[0006] The ventilation fan as a whole comprises an air inlet joint, a ventilation cylinder, an air outlet joint and a fan assembly; the fan assembly is installed on the ventilation cylinder; a cylinder connection seat is provided at the bottom of the ventilation cylinder;

[0007] The cylinder connecting seat and the ventilation fan mounting seat are provided with mutually adaptable slide rails and slide grooves; the cylinder connecting seat can slide into the ventilation fan mounting seat from one side and be installed on the ventilation fan mounting seat through a locking member.

[0008] Optionally, the ventilation fan mounting seat is provided with a plurality of first positioning holes along the lateral direction of the slide groove; the cylinder connecting seat is provided with a plurality of second positioning holes along the lateral direction of the slide rail; and the positions of the first positioning holes and the second positioning holes correspond one to one.

[0009] Optionally, the locking member is a bolt and nut structure; the cylinder connecting seat is provided with a nut embedding groove, and the nut embedding groove is located on the side of the second positioning hole away from the first positioning hole, for embedding a nut.

[0010] Optionally, the cylinder connecting seat is provided with a receiving cavity, and the receiving cavity is used to receive the control panel; the lower opening of the receiving cavity is provided with a bottom cover plate detachably.

[0011] Optionally, the ventilation fan mounting base includes a base plate and sliding walls arranged on both sides of the base plate; the base plate and the sliding walls on both sides are arranged to form the sliding groove; the base plate is provided with a plurality of mounting sinks, and the mounting sinks are provided with mounting holes.

[0012] Optionally, the mounting holes include mounting circular holes and mounting elongated holes.

[0013] Optionally, arc-shaped placement arc grooves are provided at both axial ends of the ventilation cylinder body; a connecting clamp is detachably provided above the placement arc groove; the end of the air inlet connector or the air outlet connector can be inserted into the placement arc groove and locked by the connecting clamp.

[0014] Optionally, a plurality of limiting ribs are provided on the outward side of the arc groove.

[0015] The beneficial effects of the utility model are as follows: the air inlet connector, ventilation cylinder, air outlet connector and fan assembly can be assembled into a ventilation fan as a whole in the factory or at the user's site, and the ventilation fan mounting seat can be fixed on the wall or cabinet; then, the assembly of the ventilation fan as a whole and the ventilation fan mounting seat can be completed by sliding the slide rails and slide grooves of the cylinder connecting seat and the ventilation fan mounting seat, and locking and fixing with a locking member. The utility model does not require positioning, limiting and assembling the three shell components of the air inlet connector, ventilation cylinder and air outlet connector on the wall or cabinet. The ventilation fan can be pre-assembled into a whole, and installed on the ventilation fan mounting seat by sliding card installation, so as to complete the installation of the oblique flow duct ventilation fan. The installation is simple and quick, and it is not easy to have the phenomenon of misalignment and insufficient sealing.

[0016] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and understandable, preferred embodiments are given below and described in detail with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the description of the embodiments in conjunction with the following drawings, in which:

[0018] Figure 1 This is a schematic diagram of the structure of the oblique flow duct ventilation fan of the utility model;

[0019] Figure 2 for Figure 1 Exploded diagram of the medium diagonal flow duct ventilation fan;

[0020] Figure 3 for Figure 1 Cross-sectional view of the middle oblique flow duct ventilation fan at the first positioning hole and the second positioning hole.

[0021] Description of main component symbols:

[0022] 10. The ventilation fan as a whole; 11. The air inlet connector; 12. The ventilation cylinder; 121. The arc groove; 122. The limiting rib; 13. The air outlet connector; 14. The fan assembly; 15. The cylinder connection seat; 16. The slide rail; 17. The second positioning hole; 18. The nut groove; 19. The bottom cover; 20. The ventilation fan mounting seat; 21. The slide groove; 22. The first positioning hole; 23. The base plate; 24. The slide wall; 25. The mounting platform; 26. The mounting hole; 30. The locking piece; 40. The receiving cavity; 50. The connecting clamp. DETAILED DESCRIPTION

[0023] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0024] In the description of the present utility model, the meaning of "more than" is more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0025] In the description of the present invention, it should be understood that descriptions involving orientation, such as up, down, front, back, left, right, etc., indicating orientations or positional relationships, are based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0026] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0027] Example

[0028] Reference Figures 1 to 3 The utility model provides an oblique flow duct ventilation fan that is easy to disassemble and assemble, including a ventilation fan as a whole 10 and a ventilation fan mounting seat 20;

[0029] The ventilation fan 10 includes an air inlet connector 11, a ventilation cylinder 12, an air outlet connector 13 and a fan assembly 14; the fan assembly 14 is installed on the ventilation cylinder 12; a cylinder connection seat 15 is provided at the bottom of the ventilation cylinder 12;

[0030] The cylinder connecting seat 15 and the ventilation fan mounting seat 20 are provided with mutually adapted slide rails 16 and slide grooves 21 ; the cylinder connecting seat 15 can slide into the ventilation fan mounting seat 20 from one side and be mounted on the ventilation fan mounting seat 20 through a locking member 30 .

[0031] In the present invention, the air inlet connector 11, the ventilation cylinder 12, the air outlet connector 13 and the fan assembly 14 can be assembled into the ventilation fan as a whole 10 in the factory or at the user's site, and the ventilation fan mounting seat 20 can be fixed on the wall or cabinet; then, the cylinder connecting seat 15 and the slide rail 16 and the slide groove 21 of the ventilation fan mounting seat 20 are slidably installed, and the locking member 30 is used to lock and fix, so that the ventilation fan as a whole 10 and the ventilation fan mounting seat 20 can be assembled. In the present invention, there is no need to position, limit and assemble the three shell components of the air inlet connector 11, the ventilation cylinder 12 and the air outlet connector 13 on the wall or cabinet. The ventilation fan as a whole 10 can be pre-assembled, and installed on the ventilation fan mounting seat 20 by sliding and clamping, so as to complete the installation of the oblique flow duct ventilation fan. The installation is simple and quick, and it is not easy to have the phenomenon of misalignment and insufficient sealing.

[0032] In this embodiment, the ventilating fan mounting base 20 is provided with a plurality of first positioning holes 22 along the lateral direction of the slide groove 21; the cylinder connecting base 15 is provided with a plurality of second positioning holes 17 along the lateral direction of the slide rail 16; the positions of the first positioning holes 22 and the second positioning holes 17 correspond one to one. The locking member 30 passes through the first positioning holes 22 and the second positioning holes 17 and is locked to the cylinder connecting base 15, so that the cylinder connecting base 15 can be locked and fixed to the ventilating fan mounting base 20.

[0033] Specifically, four locking members 30 , four first positioning holes 22 , and four second positioning holes 17 are correspondingly provided, and are distributed in pairs on opposite sides of the cylinder connecting seat 15 .

[0034] In this embodiment, the locking member 30 is a bolt and nut structure; the barrel connecting seat 15 is provided with a nut embedding groove 18, which is located on the side of the second positioning hole 17 away from the first positioning hole 22, for embedding a nut. In order to facilitate the separate installation, the nut is pre-embedded in the nut embedding groove from the bottom, and the bolt can be passed through the first positioning hole 22 and the second positioning hole 17 in sequence and then locked to the nut, so that the barrel connecting seat 15 and the ventilation fan mounting seat 20 are locked and fixed.

[0035] In this embodiment, the barrel connection base 15 is provided with a receiving cavity 40, and the receiving cavity 40 is used to receive the control board; the lower opening of the receiving cavity 40 is provided, and a bottom cover plate 19 is detachably provided. The barrel connection base 15 can be used to provide a space for arranging and connecting the slide rail 16, and also provides a space for accommodating and arranging electronic components such as the control board.

[0036] In this embodiment, the ventilating fan mounting base 20 includes a base plate 23 and sliding walls 24 disposed on both sides of the base plate 23; the base plate 23 and the sliding walls 24 on both sides surround and form a sliding groove 21; the base plate 23 is provided with a plurality of mounting sinks 25, and the mounting sinks 25 are provided with mounting holes 26. The ventilating fan mounting base 20 can be fixed to a wall or a cabinet by means of the mounting base.

[0037] Specifically, the mounting holes 26 include mounting circular holes and mounting elongated holes. By mounting the elongated holes, mounting bolts and positioning plates with different spacing spans can be matched for installation to overcome the positioning error of the existing screws.

[0038] In this embodiment, arc-shaped placement arc grooves 121 are provided at both axial ends of the ventilation cylinder 12; a connecting clamp ring 50 is detachably provided above the placement arc groove 121; the end of the air inlet connector 11 or the air outlet connector 13 can be inserted into the placement arc groove 121 and locked by the connecting clamp ring 50. By using the placement arc groove 121, the end of the local air inlet connector 11 or the air outlet connector 13 can be partially engaged, and then the end can be engaged and sealed by the connecting clamp ring 50.

[0039] Further, a plurality of limit retaining ribs 122 are provided on the outward side of the arc groove 121. The limit retaining ribs 122 can effectively ensure that the end of the air inlet connector 11 or the air outlet connector 13 is placed stably and securely, reducing the phenomenon of tilting or shaking.

[0040] Of course, the present invention is not limited to the above-mentioned embodiments, and technicians familiar with the field may make equivalent modifications or substitutions without violating the spirit of the present invention. These equivalent modifications and substitutions are all included in the scope defined by the claims of this application.

Claims

1. An oblique flow duct ventilation fan that is easy to disassemble and assemble, characterized in that: It comprises a ventilation fan as a whole (10) and a ventilation fan mounting seat (20); The ventilation fan as a whole (10) comprises an air inlet joint (11), a ventilation cylinder (12), an air outlet joint (13) and a fan assembly (14); the fan assembly (14) is installed on the ventilation cylinder (12); a cylinder connection seat (15) is provided at the bottom of the ventilation cylinder (12); The cylinder connecting seat (15) and the ventilation fan mounting seat (20) are provided with mutually adaptable slide rails (16) and slide grooves (21); the cylinder connecting seat (15) can slide into the ventilation fan mounting seat (20) from one side and be mounted on the ventilation fan mounting seat (20) via a locking member (30).

2. The diagonal flow duct ventilation fan that is easy to assemble and disassemble according to claim 1 is characterized in that: The ventilation fan mounting seat (20) is provided with a plurality of first positioning holes (22) along the lateral direction of the slide groove (21); the cylinder connecting seat (15) is provided with a plurality of second positioning holes (17) along the lateral direction of the slide rail (16); the positions of the first positioning holes (22) and the second positioning holes (17) correspond one to one.

3. The diagonal flow duct ventilation fan that is easy to assemble and disassemble according to claim 2 is characterized in that: The locking member (30) is a bolt and nut structure; the cylinder connection seat (15) is provided with a nut embedding groove (18), and the nut embedding groove (18) is located on the side of the second positioning hole (17) away from the first positioning hole (22) for embedding a nut.

4. The diagonal flow duct ventilation fan that is easy to assemble and disassemble according to claim 1 is characterized in that: The cylinder connection seat (15) is provided with a receiving cavity (40), and the receiving cavity (40) is used to receive the control panel; the lower opening of the receiving cavity (40) is provided with a bottom cover plate (19) which is detachably provided.

5. The diagonal flow duct ventilation fan that is easy to assemble and disassemble according to claim 1 is characterized in that: The ventilation fan mounting seat (20) comprises a base plate (23) and sliding walls (24) arranged on both sides of the base plate (23); the base plate (23) and the sliding walls (24) on both sides are arranged to form the sliding groove (21); the base plate (23) is provided with a plurality of mounting sinks (25), and the mounting sinks (25) are provided with mounting holes (26).

6. The diagonal flow duct ventilation fan that is easy to assemble and disassemble according to claim 5, characterized in that: The mounting holes (26) include mounting circular holes and mounting elongated holes.

7. The diagonal flow duct ventilation fan that is easy to assemble and disassemble according to claim 1 is characterized in that: Arc-shaped placement arc grooves (121) are provided at both axial ends of the ventilation cylinder body (12); a connecting clamp ring (50) is detachably provided above the placement arc groove (121); the end of the air inlet connector (11) or the air outlet connector (13) can be inserted into the placement arc groove (121) and locked by the connecting clamp ring (50).

8. The diagonal flow duct ventilation fan that is easy to assemble and disassemble according to claim 7 is characterized in that: A plurality of limiting ribs (122) are arranged on the outward side of the placement arc groove (121).

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