Heat dissipation type industrial centrifugal fan impeller

Abstract

The utility model provides a heat dissipation type industrial centrifugal fan impeller. The heat dissipation type industrial centrifugal fan impeller comprises an impeller body. A fixing ring is arranged outside the impeller body, a supporting rod is arranged in the impeller body, the surface of the supporting rod is sleeved with a spiral pipe used for cooling the impeller body, and a liquid supply assembly is arranged at the bottom of the spiral pipe so that cold water can be conveniently added. Three air guide grooves I are uniformly formed in the surface of the impeller main body, and a plurality of air guide grooves II are uniformly formed in the inner wall of the impeller main body; by means of the liquid supply assembly, cold water is added into the spiral pipe and the fixed pipe, so that the heat dissipation and cooling effects on the impeller body can be conveniently achieved, heat generated on the surface of the impeller body can be rapidly dissipated, and the service life of the impeller body is prolonged. And normal operation of the motor is ensured, namely normal use of the industrial centrifugal fan is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of industrial centrifugal fans, in particular to a heat dissipation type industrial centrifugal fan impeller. Background Art

[0002] Industrial centrifugal fan is a machine that relies on input mechanical energy to increase gas pressure and discharge gas. It is a driven fluid machine. Centrifugal fans are widely used in ventilation, dust removal and cooling in factories, mines, tunnels, cooling towers, vehicles, ships and buildings. After long-term use, the motor of the fan will heat up seriously, affecting the stability of the entire fan.

[0003] Among them, the "a kind of motor cooling impeller" disclosed in the application number "CN201720445739.2" "comprises a disk body, a plurality of blades are arranged circumferentially on the disk body, the blades are curved along the radial direction of the disk body, and thin edges thinner than the thickness of the blades are arranged on both sides of the blades, the thin edges include a first inner side surface and a first outer side surface arranged opposite to each other, the blade includes a second inner side surface facing its bending direction and a second outer side surface arranged opposite to the second inner side surface, the first inner side surface is flush with the second inner side surface, a transition inclined surface is connected between the first outer side surface and the second outer side surface, and the transition inclined surface is inclined toward the outer side of the blade". In the utility model, weight-reducing grooves are opened inwardly on both side surfaces of the disk body to reduce the weight of the motor cooling impeller, reduce the burden of the motor driving the motor cooling impeller to rotate, reduce power loss, and improve fan efficiency.

[0004] However, the above method still has the following defects: by setting weight-reducing grooves on both sides of the disk body, the burden on the motor is reduced to achieve heat dissipation, but the heat generated by the impeller itself due to long-term rotation cannot be dissipated, and the temperature of the motor increases, which can easily cause abnormal operation of the motor. Utility Model Content

[0005] The technical problem to be solved by the utility model is that the heat generated by the impeller during long-term rotation cannot be dissipated, and the temperature of the motor increases, which may easily cause abnormal operation of the motor.

[0006] The utility model provides a heat dissipation type industrial centrifugal fan impeller, comprising an impeller body, a fixing ring is arranged on the outside of the impeller body, a support rod is arranged on the inside of the impeller body, a spiral tube for dissipating heat and cooling the impeller body is sleeved on the surface of the support rod, and a liquid supply component is arranged at the bottom of the spiral tube for adding cold water, a circular ring is rotatably arranged on the surface of the impeller body, a fixing tube is arranged on the surface of the circular ring, three air guide grooves 1 are evenly arranged on the surface of the impeller body, and a plurality of air guide grooves 2 are evenly arranged on the inner wall of the impeller body, and a mounting component is arranged on one end of the support rod facing the impeller body.

[0007] The utility model can conveniently achieve the effect of heat dissipation and temperature reduction on the impeller body, so that the heat generated on the surface of the impeller body can be quickly dissipated, thereby ensuring the normal operation of the motor, that is, ensuring the normal use of the industrial centrifugal fan.

[0008] In a possible implementation, a plurality of air guide grooves are formed on the inner wall of the impeller body, and the plurality of air guide grooves are evenly distributed on the inner wall of the impeller body, and a distance is left between the spiral tube and the impeller body.

[0009] In a possible implementation, the liquid supply assembly includes a water inlet pipe 1 and a water outlet pipe 1, and the water inlet pipe 1 and the water outlet pipe 1 are fixedly installed at the water inlet and the water outlet of the spiral tube, respectively.

[0010] In a possible embodiment, the water inlet and water outlet of the fixed pipe are respectively fixedly provided with water inlet pipe 2 and water outlet pipe 2, and one end of water inlet pipe 1 and one end of water outlet pipe 1 are respectively fixedly connected to the surface of water inlet pipe 2 and the surface of water outlet pipe 2.

[0011] In a possible implementation, a one-way valve 1 is provided on the surface of the water inlet pipe 1 and the surface of the water outlet pipe 1, and a one-way valve 2 is provided on the surface of the water inlet pipe 2 and the surface of the water outlet pipe 2.

[0012] In a possible implementation manner, the bottom ends of the second water inlet pipe and the second water outlet pipe are both provided with mounting rings, and a plurality of mounting holes are opened on the surfaces of the mounting rings.

[0013] In a possible embodiment, the mounting assembly includes a fixing plate, which is fixedly mounted on one end of the support rod, and the surface of the fixing plate is threadedly connected to the inner wall of the impeller body through four hexagon socket bolts, and a bolt hole matching the hexagon socket bolts is opened inside the impeller body.

[0014] In a possible implementation manner, a mounting plate is provided at one end of the support rod away from the impeller body, and a plurality of through holes are evenly formed on the surface of the mounting plate.

[0015] Compared with the related art, the heat dissipation type industrial centrifugal fan impeller provided by the utility model has the following beneficial effects:

[0016] 1. By setting up the liquid supply component, it is convenient to add cold water to the inside of the fixed tube and the spiral tube, and by adding cold water to the inside of the spiral tube and the fixed tube, it is convenient to dissipate the heat and cool the impeller body itself, so that the heat generated on the surface of the impeller body can be quickly dissipated, ensuring the normal operation of the motor, that is, ensuring the normal use of the industrial centrifugal fan.

[0017] 2. Through the provided liquid supply assembly, cold water flows into the inside of the water inlet pipe 1 and the fixed pipe through the water inlet pipe 2, and the cold water after heat dissipation is discharged through the spiral pipe, the water outlet pipe 1 and the water outlet pipe 2, so as to facilitate the addition of cold water and the convenience of use. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is one of the structural schematic diagrams of the utility model;

[0019] Figure 2 It is a schematic diagram of the explosion structure of the impeller body of the utility model;

[0020] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure at point A;

[0021] Figure 4 It is a structural schematic diagram of the impeller body of the utility model;

[0022] Figure 5 This is the second structural diagram of the utility model;

[0023] Figure 6 It is a structural schematic diagram of the spiral tube of the utility model.

[0024] In the figure: 1. impeller body; 2. fixing ring; 3. support rod; 4. spiral tube; 5. circular ring; 6. fixing tube; 7. air guide groove 2; 8. air guide groove 2; 9. liquid supply assembly; 901. water inlet pipe 1; 902. water outlet pipe 1; 903. water inlet pipe 2; 904. water outlet pipe 2; 905. mounting ring; 10. air guide groove; 11. bolt hole; 12. mounting assembly; 1201. fixing plate; 1202. hexagon socket bolt; 1203. mounting plate; 1204. through hole. DETAILED DESCRIPTION

[0025] First, those skilled in the art should understand that these implementations are only used to explain the technical principles of the embodiments of the present application, and are not intended to limit the protection scope of the embodiments of the present application. Those skilled in the art can make adjustments to them as needed to adapt to specific application scenarios.

[0026] In the description of the embodiments of the present application, it should be noted that, unless otherwise clearly specified and limited, the terms "connected" and "connection" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present application can be understood according to specific circumstances.

[0027] In the embodiments of the present application, unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium. Moreover, a first feature being "above", "above" or "above" a second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" or "below" a second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.

[0028] The present application is further described in detail below with reference to the accompanying drawings and specific embodiments.

[0029] See also Figure 1-6 As shown, the embodiment of the present application discloses a heat dissipation type industrial centrifugal fan impeller, including an impeller body 1, a fixing ring 2 is arranged on the outside of the impeller body 1, a support rod 3 is arranged inside the impeller body 1, and a spiral tube 4 for dissipating heat and cooling the impeller body 1 is sleeved on the surface of the support rod 3, and a spiral tube 4 for dissipating heat for the impeller body 1 itself is arranged between the impeller body 1 and the support rod, and cold water is added to the inside of the spiral tube 4, so as to facilitate the cooling of the impeller body 1 itself, and a liquid supply component 9 is arranged at the bottom of the spiral tube 4, and the liquid supply component 9 is arranged, so as to facilitate the addition of cold water to the inside of the spiral tube 4, so as to facilitate the heat dissipation and cooling effect of the impeller body 1, and to facilitate the addition of cold water, a circular ring 5 is rotatably arranged on the surface of the impeller body 1, and a fixing tube 6 is arranged on the surface of the circular ring 5 ... A fixed pipe 6 is arranged outside the circular ring 5, which is convenient for adding cold water into the inside of the fixed pipe 6, so as to dissipate heat and cool the surface of the impeller body 1, so that the heat generated on the surface of the impeller body 1 can be quickly dissipated to ensure the normal operation of the motor, that is, to ensure the normal use of the industrial centrifugal fan. The surface of the impeller body 1 is evenly provided with three air guide grooves 7, and the inner wall of the impeller body 1 is evenly provided with a plurality of air guide grooves 8. Through the provided air guide grooves 1 7 and 2 8, when the impeller body 1 rotates, air passes through the air guide grooves 1 7 and 2 8, so as to dissipate heat. A mounting assembly 12 is provided at one end of the support rod 3 facing the impeller body 1. Through the provided mounting assembly 12, the support rod 3 can be installed and used in conjunction with the output shaft of the motor.

[0030] The inner wall of the impeller body 1 is provided with a plurality of air guide grooves 10, and the plurality of air guide grooves 10 are evenly distributed on the inner wall of the impeller body 1, so as to facilitate air guiding and heat dissipation. A spacing is left between the spiral tube 4 and the impeller body 1, so that the impeller body 1 is not restricted in any way during rotation.

[0031] The liquid supply component 9 includes an inlet pipe 901 and an outlet pipe 902, which are respectively fixedly installed at the water inlet and outlet of the spiral tube 4, so as to facilitate the delivery of cold water through the inlet pipe 901 and the discharge of the cold water after heat dissipation and cooling through the outlet pipe 902.

[0032] The water inlet and water outlet of the fixed pipe 6 are respectively fixedly provided with an inlet pipe 903 and an outlet pipe 904. One end of the inlet pipe 901 and one end of the outlet pipe 902 are respectively fixedly connected to the surface of the inlet pipe 903 and the surface of the outlet pipe 904, so that it is convenient to add cold water through the inlet pipe 903 and cooperate with the outlet pipe 904 to discharge the cold water after heat dissipation, and convenient to communicate through the inlet pipe 903 and the outlet pipe 904, so as to add cold water to the inside of the spiral tube 4 and the inside of the fixed tube 6, so as to discharge the cold water uniformly through the outlet pipe 902.

[0033] One-way valve 1 is provided on the surface of water inlet pipe 1 901 and water outlet pipe 1 902, and one-way valve 2 is provided on the surface of water inlet pipe 2 903 and water outlet pipe 2 904 to prevent the cold water from flowing back.

[0034] The bottom ends of the second water inlet pipe 903 and the second water outlet pipe 904 are both provided with mounting rings 905, and the surface of the mounting rings 905 is provided with a plurality of mounting holes, through which the mounting rings 905 are provided, so as to facilitate connection and fixation with relevant cold water pipes, thereby facilitating the filling of cold water.

[0035] The mounting assembly 12 includes a fixing plate 1201, which is fixedly mounted on one end of the support rod 3. The surface of the fixing plate 1201 is threadedly connected to the inner wall of the impeller body 1 through four hexagon socket bolts 1202, and the interior of the impeller body 1 is provided with bolt holes 11 matching the hexagon socket bolts 1202. Through the arrangement of the hexagon socket bolts 1202 and the bolt holes 11, it is convenient to install the support rod 3 in the middle of the inner wall of the impeller body 1, which is convenient for installation and easy to use.

[0036] A mounting plate 1203 is provided at one end of the support rod 3 away from the impeller body 1 , and a plurality of through holes 1204 are evenly formed on the surface of the mounting plate 1203 , so that the mounting plate 1203 can be mounted to the output shaft of the motor by using a bolt and nut set in conjunction with the through holes 1204 .

[0037] When using the utility model, first place the industrial centrifugal fan impeller at a suitable position, then install it to the output shaft of the motor through the mounting plate 1203 set at the end of the support rod 3, in conjunction with the bolt and nut group, then set the mounting ring 905 at the bottom of the water inlet pipe 903 and the water outlet pipe 904, and connect and fix it with the cold water pipe of the relevant cold water equipment, and fix it to the casing of the industrial centrifugal fan, and prepare to perform heat dissipation and cooling operations on the impeller body 1, and then drive the rotating rod 3 and the impeller body 1 to rotate through the motor. During the rotation of the impeller body 1, a certain amount of heat will be generated on its surface, affecting the working operation of the motor, that is, affecting the normal use of the centrifugal fan, and then the water inlet pipe is supplied through the cold water equipment. A certain amount of cold water is added to the inside of the second 903, and then enters the inside of the spiral tube 4 through the water inlet pipe 1 901 to cool the center position of the impeller body 1, and the cooled cold water is discharged through the water outlet pipe 1 902 and the water outlet pipe 2 904. At the same time, cold water is added through the water inlet pipe 1 901, so that the surface of the impeller body 1 is cooled through the fixed pipe 6, and the cold water after heat dissipation is discharged through the water outlet pipe 2 904, and the water body is collected. Secondly, through the air guide groove 1 7 set on the surface of the impeller body 1 and the air guide groove 2 8 set on the inner wall thereof, the air is guided and circulated, so as to facilitate the heat dissipation and cooling effect of the impeller body 1, and finally the centrifugal fan can be used.

[0038] In the description of the present application, the description with reference to the terms "one embodiment", "some embodiments", "in the present embodiment", "specific example", or "some examples" etc. means that the specific features, mechanisms, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, mechanisms, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0039] The above is only a specific implementation of the present application, but the protection scope of the present application is not limited thereto. Any changes or substitutions that can be easily thought of by a person skilled in the art within the technical scope disclosed in the present application should be included in the protection scope of the present application. Therefore, the protection scope of the present application shall be based on the protection scope of the claims.

Claims

1. Heat dissipation type industrial centrifugal fan impeller, characterized by: The invention comprises an impeller body (1), the outside of the impeller body (1) is provided with a fixing ring (2), the inside of the impeller body (1) is provided with a support rod (3), the surface of the support rod (3) is provided with a spiral tube (4) for dissipating heat and cooling the impeller body (1), and the bottom of the spiral tube (4) is provided with a liquid supply component (9) for adding cold water, the surface of the impeller body (1) is provided with a circular ring (5) for rotation, the surface of the circular ring (5) is provided with a fixing tube (6), the surface of the impeller body (1) is evenly provided with three air guide grooves (7), and the inner wall of the impeller body (1) is evenly provided with a plurality of air guide grooves (8), and the end of the support rod (3) facing the impeller body (1) is provided with a mounting component (12).

2. The heat dissipation type industrial centrifugal fan impeller according to claim 1, characterized in that: The inner wall of the impeller body (1) is provided with a plurality of air guide grooves (10), and the plurality of air guide grooves (10) are evenly distributed on the inner wall of the impeller body (1), and a distance is left between the spiral tube (4) and the impeller body (1).

3. The heat dissipation type industrial centrifugal fan impeller according to claim 1, characterized in that: The liquid supply component (9) comprises a water inlet pipe (901) and a water outlet pipe (902), wherein the water inlet pipe (901) and the water outlet pipe (902) are respectively fixedly installed at the water inlet and the water outlet of the spiral tube (4).

4. The heat dissipation type industrial centrifugal fan impeller according to claim 3 is characterized in that: The water inlet and water outlet of the fixed pipe (6) are respectively fixedly provided with a second water inlet pipe (903) and a second water outlet pipe (904), and one end of the first water inlet pipe (901) and one end of the first water outlet pipe (902) are respectively fixedly connected to the surface of the second water inlet pipe (903) and the surface of the second water outlet pipe (904).

5. The heat dissipation type industrial centrifugal fan impeller according to claim 4, characterized in that: The surfaces of the water inlet pipe 1 (901) and the water outlet pipe 1 (902) are both provided with a one-way valve 1, and the surfaces of the water inlet pipe 2 (903) and the water outlet pipe 2 (904) are both provided with a one-way valve 2.

6. The heat dissipation type industrial centrifugal fan impeller according to claim 5, characterized in that: The bottom ends of the second water inlet pipe (903) and the second water outlet pipe (904) are both provided with mounting rings (905), and the surfaces of the mounting rings (905) are provided with a plurality of mounting holes.

7. The heat dissipation type industrial centrifugal fan impeller according to claim 1, characterized in that: The mounting assembly (12) comprises a fixing plate (1201), wherein the fixing plate (1201) is fixedly mounted on one end of the support rod (3), the surface of the fixing plate (1201) is threadedly connected to the inner wall of the impeller body (1) via four hexagon socket bolts (1202), and a bolt hole (11) matching the hexagon socket bolts (1202) is provided inside the impeller body (1).

8. The heat dissipation type industrial centrifugal fan impeller according to claim 1, characterized in that: A mounting plate (1203) is provided at one end of the support rod (3) away from the impeller body (1), and a plurality of through holes (1204) are evenly formed on the surface of the mounting plate (1203).

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