Oblique flow fan

Abstract

The utility model discloses an oblique flow fan which comprises a blowing mechanism and a fixing mechanism, the blowing mechanism comprises a fan body and two ventilators, the two ventilators are fixedly connected, the opposite sides of the two ventilators are respectively provided with a mounting groove, the two ends of the fan body are respectively provided with a mounting ring, and the mounting rings are arranged in the mounting grooves. The fan body is used for driving airflow to move; the fixing mechanism comprises two ribbons, the two ribbons are arranged on the two ventilation barrels correspondingly, the ventilation barrels are provided with connecting blocks, one ends of the ribbons are fixedly connected to the connecting blocks, the ribbons are provided with first tooth parts and second tooth parts, the first tooth parts and the second tooth parts are arranged on the two sides of the ribbons correspondingly, the ribbons are arranged around the installation ring, and bolts penetrate through the ribbons and are connected with the ventilation barrels. And the bolt is in threaded connection with the connecting block, so that the first tooth part and the second tooth part are buckled. The position stability of the fan body can be improved, and the use safety is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of fans, in particular to a diagonal flow fan. Background Art

[0002] Diagonal flow fans are common air supply equipment, mainly used for indoor ventilation and exhaust. Existing diagonal flow fans mainly include a base and a fan. The fan is fixed to the base by a cable tie, but the base is usually fixed to the wall, and the fan generates large vibrations when running, which can easily cause the cable tie to loosen, affecting the safety of the diagonal flow fan. Utility Model Content

[0003] The utility model aims to solve one of the technical problems in the related art at least to a certain extent. To this end, the utility model provides a diagonal flow fan, which can improve the position stability of the fan body and improve the safety of use.

[0004] According to a first aspect of an embodiment of the utility model, a diagonal flow fan is provided, comprising a blowing mechanism and a fixing mechanism, the blowing mechanism comprising a fan body and two ventilation tubes, the two ventilation tubes are fixedly connected, and mounting grooves are provided on the opposite sides of the two ventilation tubes, mounting rings are provided at both ends of the fan body, the mounting rings are installed in the mounting grooves, and the fan body is used to drive airflow movement; the fixing mechanism comprises two cable ties, the two cable ties are respectively arranged on the two ventilation tubes, the ventilation tubes are provided with a connecting block, one end of the cable tie is fixedly connected to the connecting block, the cable tie is provided with a first tooth portion and a second tooth portion, the first tooth portion and the second tooth portion are respectively arranged on both sides of the cable tie, the cable tie is arranged around the mounting ring, the cable tie is penetrated by bolts, and the bolts are threadedly connected to the connecting block so that the first tooth portion and the second tooth portion are buckled.

[0005] The oblique flow fan of the utility model embodiment has at least the following beneficial effects: the two ventilating tubes are fixedly connected, the two ventilating tubes are provided with mounting grooves on the sides facing each other, and mounting rings are provided at both ends of the fan body. By setting the mounting rings in the mounting grooves to fix the position of the fan body, the fan body can be positioned between the two ventilating tubes. One end of the cable tie is fixedly connected to the connecting block, and the cable tie is arranged around the mounting ring so that the cable tie can wrap the mounting ring, and the first tooth portion and the second tooth portion can abut together, so that the cable tie can be connected end to end, the bolt is passed through the cable tie, and the bolt is threadedly connected to the connecting block, and the bolt is screwed into the connecting block so that the bolt can press the first tooth portion and the second tooth portion together, thereby preventing the first tooth portion and the second tooth portion from loosening, so that the cable tie can press the mounting ring in the mounting groove, preventing the fan body from loosening, and improving the safety of the oblique flow fan.

[0006] According to some embodiments of the utility model, a first clamping block is provided at one end of the cable tie, and a first clamping slot is provided at the other end of the cable tie, and the first clamping block can be clamped into the first clamping slot.

[0007] According to some embodiments of the present invention, the width of the first card block gradually decreases from the middle to both ends, and the shape of the first card block matches that of the first card slot.

[0008] According to some embodiments of the present utility model, the cable tie is further provided with a second clamping block, the connecting block is provided with a second clamping slot, and the second clamping block is clamped in the second clamping slot.

[0009] According to some embodiments of the utility model, the side wall of the installation groove extends to form a rib, the cable tie is provided with two guard plates, and the installation ring and the rib are both located between the two guard plates.

[0010] According to some embodiments of the utility model, the two guard plates are configured as a group of limiting units, the cable tie is provided with a plurality of the limiting units, and the plurality of limiting units are arranged at intervals along the length direction of the cable tie.

[0011] According to some embodiments of the utility model, the connection block is provided with a third slot, a metal plate is embedded in the third slot, and the bolt is threadedly connected to the metal plate.

[0012] According to some embodiments of the utility model, the bolt is fixedly connected with a handle portion, and a plurality of convex strips are provided on a side of the handle portion close to the cable tie. The plurality of convex strips are arranged around the handle portion, and the convex strips can abut against the cable tie.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] 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:

[0015] Figure 1 It is a top view of the diagonal flow fan of the embodiment of the utility model;

[0016] Figure 2 It is an exploded schematic diagram of the blowing mechanism of the diagonal flow fan of the embodiment of the utility model;

[0017] Figure 3 It is a right side view of the diagonal flow fan of the embodiment of the utility model;

[0018] Figure 4It is a schematic diagram of the installation of the fixing mechanism of the diagonal flow fan of the embodiment of the utility model;

[0019] Figure 5 yes Figure 4 A local enlarged view of point A;

[0020] Figure 6 It is a schematic diagram of a cable tie of a diagonal flow fan according to an embodiment of the utility model.

[0021] Description of reference numerals:

[0022] Blowing mechanism 100, blower body 110, mounting ring 111, ventilating tube 120, mounting groove 121, connecting block 122, second groove 123, retaining edge 124, third groove 125, metal plate 126;

[0023] The fixing mechanism 200 , the cable tie 210 , the first tooth portion 211 , the second tooth portion 212 , the first clamping block 213 , the first clamping groove 214 , the second clamping block 215 , the guard plate 216 , the bolt 220 , the handle portion 221 , and the convex strip 222 . DETAILED DESCRIPTION

[0024] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are only used to explain the present invention, and cannot be understood as limiting the present invention.

[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 description of the present utility model, "several" means one or more, "more" means 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 the technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0027] In the description of the present invention, unless otherwise clearly defined, terms such as setting, installing, connecting, etc. should be understood in a broad sense, and technicians in the relevant technical field can reasonably determine the specific meanings of the above terms in the present invention based on the specific content of the technical solution.

[0028] It is understandable that, referring to Figures 1 to 5 The utility model of the oblique flow fan comprises a blower mechanism 100 and a fixing mechanism 200. The blower mechanism 100 comprises a fan body 110 and two ventilating tubes 120. The two ventilating tubes 120 are fixedly connected. The two ventilating tubes 120 are provided with mounting grooves 121 on the opposite sides. Both ends of the fan body 110 are provided with mounting rings 111. The mounting rings 111 are installed in the mounting grooves 121. The fan body 110 is used to drive the airflow movement. The fixing mechanism 200 comprises two tie ties 210. The two tie ties 210 They are respectively arranged on two ventilating ducts 120, and the ventilating duct 120 is provided with a connecting block 122. One end of the cable tie 210 is fixedly connected to the connecting block 122, and the cable tie 210 is provided with a first tooth portion 211 and a second tooth portion 212. The first tooth portion 211 and the second tooth portion 212 are respectively arranged on both sides of the cable tie 210. The cable tie 210 is arranged around the mounting ring 111. The cable tie 210 is penetrated by a bolt 220, and the bolt 220 is threadedly connected to the connecting block 122 so that the first tooth portion 211 and the second tooth portion 212 are buckled.

[0029] The two ventilators 120 are fixedly connected, and a mounting groove 121 is provided on the opposite sides of the two ventilators 120. Mounting rings 111 are provided at both ends of the fan body 110. The mounting rings 111 are set in the mounting grooves 121, and the mounting rings 111 correspond one-to-one to the mounting grooves 121 to fix the position of the fan body 110 so that the fan body 110 can be positioned between the two ventilators 120. One end of the cable tie 210 is fixedly connected to the connecting block 122, and the cable tie 210 is arranged around the mounting ring 111, so that the cable tie 210 can wrap the mounting ring 111, and the first tooth portion 211 and the second tooth portion 212 can abut together, so that the cable tie 210 can be connected end to end, and the bolt 220 is passed through the cable tie 210, and the bolt 220 and the connecting block 122 are threadedly connected. By screwing the bolt 220 into the connecting block 122, the bolt 220 can press the first tooth portion 211 and the second tooth portion 212 together, thereby preventing the first tooth portion 211 and the second tooth portion 212 from separating and loosening, so that the cable tie 210 can press the mounting ring 111 in the mounting groove 121, thereby preventing the fan body 110 from loosening from the ventilator 120, and improving the safety of the diagonal flow fan.

[0030] It should be noted that the mounting groove 121 is semicircular in shape, and the mounting ring 111 is installed in the mounting groove 121 so that the fan body 110 can be positioned in the axial direction of the mounting groove 121, so that the fan body 110 can be stably positioned between the two ventilators 120, and then the cable tie 210 is wrapped around the ventilator 120 so that the cable tie 210 can abut against the mounting ring 111, so that the mounting ring 111 can be positioned in the radial direction of the mounting groove 121, thereby positioning the position of the fan body 110 and improving the installation stability of the fan body 110.

[0031] In addition, the first tooth portion 211 and the second tooth portion 212 are respectively arranged on both sides of the cable tie 210, so that when the cable tie 210 is arranged around the ventilation tube 120, the first tooth portion 211 and the second tooth portion 212 can be buckled together. By setting the bolt 220, the first tooth portion 211 and the second tooth portion 212 can be tightly connected, thereby preventing the cable tie 210 from loosening and improving the installation stability of the fan body 110.

[0032] It is understandable that, referring to Figure 3 and Figure 4 A first clamping block 213 is provided at one end of the cable tie 210, and a first clamping slot 214 is provided at the other end of the cable tie 210, and the first clamping block 213 can be inserted into the first clamping slot 214. The first clamping block 213 is provided at one end of the cable tie 210, and the first clamping slot 214 is provided at the other end of the cable tie 210, and the first clamping block 213 and the first clamping slot 214 are respectively arranged on both sides of the cable tie 210, so that when the cable tie 210 is arranged around the ventilating tube 120, the first clamping block 213 can be inserted into the first clamping slot 214, so that the cable tie 210 can be stabilized on the ventilating tube 120, the connection strength of the cable tie 210 is improved, the cable tie 210 is prevented from being loosened, the fan body 110 is prevented from falling off, and the use safety of the diagonal flow fan is improved.

[0033] It should be noted that by setting the first clamping block 213 to be clamped in the first clamping groove 214, the cable tie 210 can have sufficient connection strength to prevent the mounting ring 111 from falling out of the mounting groove 121 when the first tooth portion 211 and the second tooth portion 212 are loosened, thereby improving the installation stability of the fan body 110.

[0034] Specifically, refer to Figure 3 and Figure 4, the width of the first card block 213 gradually decreases from the middle to both ends, and the first card block 213 matches the shape of the first card slot 214. By setting the width of the first card block 213 to gradually decrease from the middle to both ends, when the first card block 213 is inserted into the first card slot 214, the first card block 213 can open the first card slot 214, and then the first card block 213 is inserted into the first card slot 214, and then the first card slot 214 is reset, so that the first card block 213 can be stabilized in the first card slot 214, so that the first card block 213 can be accommodated in the first card slot 214, and the connection stability between the first card block 213 and the first card slot 214 is improved.

[0035] Among them, by setting the width of the first card block 213 to gradually decrease from the middle to both ends, the first card block 213 can smoothly open the first card slot 214, and the first card block 213 matches the shape of the first card slot 214, so that the first card block 213 can abut against the wall of the first card slot 214 to stabilize the position of the first card block 213, reduce the possibility of the first card block 213 sliding out of the first card slot 214, and improve the connection stability of the cable tie 210.

[0036] It is understandable that, referring to Figure 3 and Figure 4 The cable tie 210 is also provided with a second clamping block 215, and the connecting block 122 is provided with a second clamping slot 123, and the second clamping block 215 is clamped in the second clamping slot 123. The connecting block 122 is provided with a second clamping slot 123, and the cable tie 210 is provided with a second clamping block 215. By setting the second clamping block 215 to be clamped in the second clamping slot 123, it is convenient to fix the cable tie 210 on the connecting block 122, so that the cable tie 210 can be stably mounted on the ventilator 120, thereby improving the installation convenience of the cable tie 210 and the assembly convenience of the diagonal flow fan.

[0037] It should be noted that the second clamping block 215 matches the shape of the second clamping slot 123, so that the second clamping block 215 can be stabilized in the second clamping slot 123, so that the cable tie 210 can be stabilized on the connecting block 122. In addition, the first clamping block 213, the second clamping block 215, the first clamping slot 214 and the second clamping slot 123 are all in the same shape, so as to improve the connection stability of the cable tie 210.

[0038] It is understandable that, referring to Figure 2 , Figure 3 and Figure 6The side wall of the mounting groove 121 is extended to form a retaining edge 124, and the cable tie 210 is provided with two guard plates 216. The mounting ring 111 and the retaining edge 124 are both located between the two guard plates 216. The side wall of the mounting groove 121 is extended to form a retaining edge 124, and the mounting ring 111 is in contact with the retaining edge 124. The positioning accuracy of the mounting ring 111 can be improved by providing the retaining edge 124. The cable tie 210 is provided with two guard plates 216. The retaining edge 124 and the mounting ring 111 can be located between the two guard plates 216. The position of the mounting ring 111 can be positioned by providing the two guard plates 216, so that the mounting ring 111 can be stabilized in the mounting groove 121, thereby reducing the position shaking of the fan body 110 and improving the use safety of the diagonal flow fan.

[0039] Specifically, refer to Figure 3 and Figure 6 The two guard plates 216 are configured as a group of limiting units, and the cable tie 210 is provided with a plurality of limiting units, which are arranged at intervals along the length direction of the cable tie 210. The cable tie 210 is provided with a plurality of limiting units, and the plurality of limiting units are arranged along the length direction of the cable tie 210, so that the plurality of limiting units cooperate to position the mounting ring 111 in the mounting groove 121, thereby reducing the position shaking of the mounting ring 111, and making the mounting ring 111 stable in force, improving the position stability of the mounting ring 111, making the fan body 110 stable between the two ventilators 120, and improving the reliability of the diagonal flow fan.

[0040] It is understandable that, referring to Figure 3 and Figure 4 The connection block 122 is provided with a third slot 125, in which a metal plate 126 is embedded, and the bolt 220 is threadedly connected to the metal plate 126. The connection block 122 is provided with a third slot 125, in which the metal plate 126 is installed, and the bolt 220 is threadedly connected to the metal plate 126, so that the bolt 220 can drive the metal plate 126 to abut against the wall of the third slot 125, so that the bolt 220 can be conveniently screwed into the connection block 122, so that the bolt 220 can be pressed against the tie 210, thereby improving the installation convenience of the fixing mechanism 200 and improving the maintenance convenience of the diagonal flow fan.

[0041] It should be noted that by providing a threaded connection between the metal plate 126 and the bolt 220, the wear of the connecting block 122 can be reduced, the reliability of the connecting block 122 can be improved, the service life of the connecting block 122 can be extended, and the metal plate 126 can be easily replaced, which can improve the maintenance convenience of the fixing mechanism 200 and extend its service life.

[0042] The metal plate 126 may be an iron part, an aluminum part, a copper part, etc., which are not described in detail here.

[0043] It is understandable that, referring to Figure 4 and Figure 5 The bolt 220 is fixedly connected with the handle 221. A plurality of convex strips 222 are arranged on the side of the handle 221 close to the tie 210. The plurality of convex strips 222 are arranged around the handle 221, and the convex strips 222 can abut against the tie 210. The handle 221 is fixedly connected to the bolt 220. By arranging a plurality of convex strips 222 on the side of the handle 221 close to the tie 210, the bolt 220 can drive the handle 221 to move in a direction close to the tie 210, so that the plurality of convex strips 222 can abut against the tie 210, thereby increasing the friction between the handle 221 and the tie 210, so that the handle 221 can be stabilized on the tie 210, reducing the position shaking of the tie 210, improving the connection stability of the tie 210, preventing the tie 210 from loosening, and improving the reliability of the diagonal flow fan.

[0044] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. Diagonal flow fan, characterized in that: include: A blower mechanism, comprising a blower body and two ventilators, the two ventilators are fixedly connected, a mounting groove is provided on one side of the two ventilators facing each other, mounting rings are provided at both ends of the blower body, the mounting rings are installed in the mounting grooves, and the blower body is used to drive airflow movement; The fixing mechanism includes two cable ties, which are respectively arranged on the two ventilators, the ventilators are provided with a connecting block, one end of the cable tie is fixedly connected to the connecting block, the cable tie is provided with a first tooth portion and a second tooth portion, the first tooth portion and the second tooth portion are respectively arranged on both sides of the cable tie, the cable tie is arranged around the mounting ring, the cable tie is penetrated by a bolt, and the bolt is threadedly connected to the connecting block so that the first tooth portion and the second tooth portion are buckled.

2. The diagonal flow fan according to claim 1, characterized in that: A first clamping block is disposed at one end of the cable tie, and a first clamping slot is provided at the other end of the cable tie. The first clamping block can be clamped into the first clamping slot.

3. The diagonal flow fan according to claim 2, characterized in that: The width of the first card block gradually decreases from the middle to both ends, and the first card block matches the shape of the first card slot.

4. The diagonal flow fan according to claim 1, characterized in that: The cable tie is further provided with a second clamping block, the connecting block is provided with a second clamping slot, and the second clamping block is clamped in the second clamping slot.

5. The diagonal flow fan according to claim 1, characterized in that: The side wall of the installation groove is extended to form a retaining edge, the cable tie is provided with two guard plates, and the installation ring and the retaining edge are both located between the two guard plates.

6. The diagonal flow fan according to claim 5, characterized in that: The two guard plates are configured as a group of limiting units, the cable tie is provided with a plurality of the limiting units, and the plurality of limiting units are arranged at intervals along the length direction of the cable tie.

7. The diagonal flow fan according to claim 1, characterized in that: The connection block is provided with a third slot, a metal plate is embedded in the third slot, and the bolt is threadedly connected to the metal plate.

8. The diagonal flow fan according to claim 1, characterized in that: The bolt is fixedly connected with a handle portion, and a plurality of convex strips are arranged on a side of the handle portion close to the cable tie. The plurality of convex strips are arranged around the handle portion, and the convex strips can abut against the cable tie.

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