TW202028611A - High-power pump structure - Google Patents

Abstract

A high-power pump structure includes a housing having a first and an opposite second side; an isolating plate; and a closing member. On the first side, a pump chamber is formed and divided into a first and a second chamber by a partitioning section, which has an end forming a flow-guiding plate. In the second chamber, there is a raised pivot section having a centered receiving opening for connecting with a rotor assembly, such that an annular recess is defined on the second side corresponding to a rear side of the pivot section for receiving a stator assembly. The isolating plate covers the second chamber, so that the second chamber is not directly communicable with the first chamber. The closing member covers the first side of the housing with a communicating chamber formed between the closing member and the isolating plate to communicate with the first and the second chamber.

Description

High power pump structure

The present invention relates to the field of a pump structure, especially a pump structure with high power.

According to the increasing computing performance of electronic devices, the internal electronic components will generate a lot of heat during operation. It is usually necessary to install heat sinks or cooling fins on the electronic components to increase the heat dissipation area and improve the heat dissipation performance. The heat dissipation effect achieved by the radiator and the heat dissipation fin is limited, so the current prior art has adopted a water cooling device as a solution to enhance the heat dissipation efficiency. The conventional water-cooling device exchanges the heat absorbed by the heating element (processor or graphics processor) with a cooling liquid inside the water-cooling device, and then circulates the cooling liquid through a pump inside the water-cooling device, and the water-cooling device A radiator is connected through a plurality of pipes, so that the cooling liquid can be circulated for heat exchange between the radiator and the water-cooling device to dissipate heat quickly. The current pump does not have much design on the chamber. The inlet and outlet are connected to the pump chamber, and the impeller rotates to drive the cooling liquid to flow. However, this approach is that the pressure of the cooling liquid is very limited. In other words, the efficiency that the same pump or stator and rotor group can provide is very low. If you want to increase the flow rate of the cooling liquid, you must replace a larger pump. Under the premise that today's electronic devices demand lightness, thinness and shortness, This kind of ignorance of increasing the pump is not ideal. Therefore, how to solve the above-mentioned conventional problems and deficiencies is the direction that the inventor of this case and the related manufacturers engaged in this industry urgently want to study and improve.

In this regard, in order to effectively solve the above-mentioned problems, the main purpose of the present invention is to provide a high-power pump structure that can increase power. To achieve the above objective, the present invention provides a high-power pump structure, which includes a housing with a first side and a second side. The first side forms a pumping chamber and a partition for the pump. The Pu chamber is divided into a first chamber and a second chamber. One end of the partition is formed with a baffle, the second chamber extends to form a pivotal portion, and an accommodating hole is opened in the center of the pivotal portion , The second side corresponding to the pivotal portion is recessed to form a recess; a rotor set is accommodated in the second cavity, the rotor set has an impeller and a magnetic element, the magnetic element is selectively sleeved At the outer edge of the pivotal portion or arranged in the accommodating hole, the impeller protrudes a rotating shaft toward the pivotal portion, and the rotating shaft is selectively inserted into the accommodating hole or a through hole of the magnetic element; a baffle plate , The cover is arranged on the outer peripheral side of the rotor group, and the baffle plate covers the second chamber so as not to communicate with the first chamber; the fixed sub-group is accommodated in the alcove; And a closing member corresponding to the casing, forming a communication chamber between the closing member and the baffle plate, the communication chamber connecting the first chamber and the second chamber. In one embodiment, the guide vane has a diversion function, and the guide vane and the partition are integrally formed. In one embodiment, a plurality of convex strips are protrudingly arranged axially on the circumferential side of the concave chamber, and a gap is formed between the convex strips. In one embodiment, the stator set has a plurality of poles, and each pole is correspondingly accommodated in the gap. In one embodiment, the housing further has a water inlet and a water outlet, the water inlet communicates with the first chamber, and the water outlet communicates with the second chamber. In one embodiment, the inner wall of the accommodating hole forms a plurality of grooves in the axial direction, and the grooves are communicated with the second cavity. In one embodiment, the baffle plate further has a top surface and a bottom surface, the top surface and the closing member have a distance therebetween, and the bottom surface covers the outer circumference of the rotor assembly. In one embodiment, the recess is provided with a protruding part corresponding to the containing hole, the stator assembly is composed of a plurality of silicon steel sheets and a through hole is formed in the center, and the through hole is correspondingly sleeved in the sleeve. Set up the department. In one embodiment, the rotor assembly is in the form of an inner rotor, the rotating shaft of the impeller is inserted into the perforation of the magnetic element, and the magnetic element is arranged in the receiving hole. In one embodiment, the rotor assembly is in the form of an outer rotor, the magnetic element is sleeved on the outer edge of the pivoting portion through the through hole, and the rotating shaft of the impeller is inserted into the receiving hole. In one embodiment, the housing further has a stator cover corresponding to the stator group, the housing further has a stator cover corresponding to the stator group, and the stator cover is provided with a control circuit. In one embodiment, the first side of the casing further defines a positioning groove relative to the outer peripheral side of the pumping chamber, and a leak-proof component is correspondingly embedded in the positioning groove.

The above-mentioned objects and structural and functional characteristics of the present invention will be described based on the preferred embodiments of the accompanying drawings. Please refer to Fig. 1A, Fig. 1B, Fig. 1C, Fig. 1D, Fig. 1E and Fig. 2, which are the three-dimensional exploded view of the first embodiment of the high-power pump structure of the present invention, and the three-dimensional view from another perspective Exploded view, three-dimensional combination view, AA line cross-section, BB line cross-section and three-dimensional schematic diagram of the casing. The pump structure of this creation mainly includes a casing 1, a rotor group 2, a baffle plate 3, a stator group 4 and a The enclosure 5, the rotor assembly 2 and the stator assembly 4 are arranged on the housing 1, the baffle 3 and the enclosure 5 are sequentially arranged on the housing 1 to form a complete pumping structure. In the embodiment, the pump structure is an inner rotor state. The housing 1 has a first side 1a and a second side 1b. The first side 1a and the second side 1b are respectively on two opposite sides of the housing 1. The first side 1a has a partition 11 and a The pumping chamber 12, the partition 11 is formed by extending upward from the first side 1a, and the partition 11 partitions the pumping chamber 12 into a first chamber 121 and a second chamber 122, the shell The vertical wall of the body 1 has a water inlet 14 and a water outlet 15. The water inlet 14 communicates with the first chamber 121, the water outlet 15 communicates with the second chamber 122, and the inside of the vertical wall of the housing 1 is In an arc shape, the partition 11 also has an arc shape, and an end of the partition 11 away from the vertical wall of the housing 1 has a deflector 111, and the deflector 111 is also arc shaped and matched The water outlet 15 is positioned to produce a diversion effect. The second chamber 122 protrudes upward to form a pivotal portion 1221. The pivotal portion 1221 forms a receiving hole 1222 in the center. The first side of the housing 1 A positioning groove 17 is further defined in 1 a relative to the outer peripheral side of the pumping chamber 12, and a leak-proof member 171 is correspondingly embedded in the positioning groove 17. The second side 1b has a concave chamber 13 whose position corresponds to the pivotal portion 1221. A plurality of convex strips 131 are formed on the peripheral side of the concave chamber 13 and a gap 132 is formed between the convex strips 131. The protruding strips 131 are formed in the axial direction to serve as a reinforcement structure for the wall surface of the recessed chamber 13. The recessed chamber 13 has an opening 134, and the center of the recessed chamber 13 is formed in a direction toward the opening 134.部133. The pump structure in the first embodiment is in the form of an inner rotor. The rotor set 2 is disposed in the second chamber 122 and includes an impeller 21 and a magnetic element 23. The impeller 21 faces a side of the pivoting portion 1221 A rotating shaft 22 protrudes upward, the magnetic element 23 has a through hole 231, the rotating shaft 22 is inserted into the through hole 231, the magnetic element 23 is disposed in the receiving hole 1222, and the magnetic element 23 is separated from the wall of the cavity 13 The facing should be stator group 4. The baffle 3 has a top surface 31 and a bottom surface 32. There is a distance between the top surface 31 and the closing member 5. The bottom surface 32 is provided on the outer peripheral side of the rotor assembly 2, and the baffle 3 Cover the second chamber 122. The stator assembly 4 is arranged in the cavity 13. The stator assembly 4 is composed of a plurality of silicon steel sheets 42 stacked. The stator assembly 4 has a plurality of poles 41 and a through hole 43 is formed in the center. The poles 41 are, for example, but not limited to T In this case, the pole posts 41 are correspondingly arranged between the protruding bars 131, the through hole 43 is arranged on the sleeve portion 133, and the recess 13 of the housing 1 is provided for the stator cover 16 to cover the corresponding In the stator assembly 4, a control circuit 161 is connected to one side of the stator cover 16. The closing member 5 is corresponding to cover the first side 1a of the casing 1, and the distance between the closing member 5 and the baffle 3 is a communication chamber 51, and the communication chamber 51 is connected to the The first chamber 121 and the second chamber 122. Please refer to Figure 1D and Figure 1E. When the creative pump is actually used, the water outlet 15 is connected to a water cooling head (not shown), and the water inlet 14 is connected to a water cooling row (not shown). The water cooling head (Not shown) and the water-cooling row (not shown) are connected to form a complete water-cooling circulation system. When in operation, the impeller 21 rotates to cause the blades to generate thrust on the working fluid, allowing the working fluid to follow the second chamber 122 The arc-shaped inner wall of the flow, and matched with the guide of the deflector 111, allows the working fluid to quickly leave the second chamber 122 through the water outlet 15 after being pressurized, and the working fluid sequentially passes through the water block (not shown) ) And the water cooling exhaust (not shown), the working fluid then enters the first chamber 121 through the water inlet 14, the working fluid passes through the baffle 3 along the communication chamber 51 and then enters the second chamber again 122 completes the entire cycle. The above structure makes the poles 41 of the stator set 4 and the magnetic elements 23 arranged on the inner circumference of the rotor set 2 closer to each other, greatly improves the mutual inductive magnetic effect between the poles 41 and the magnetic elements 23, and improves the rotor The operating efficiency of group 2 further improves the overall heat dissipation efficiency. In addition, the second chamber 122, the partition 11 and the guide vane 111 form an annular inner wall structure. The impeller 21 and the second chamber 122, the The partition 11 and the guide vane 111 are equidistant, so that the structure equalizes the thrust of the working fluid to quickly increase the flow rate and reduce the resistance, thereby greatly improving the work efficiency. It is specifically stated here that the length of the guide piece 111 should not be too short, and it is preferable to cover the water outlet 15 (please refer to Figure 2), so as to prevent the communication chamber 51 from entering the second chamber The working fluid of 122 moves directly toward the water outlet 15, forcing the working fluid to fully increase the flow rate in the second chamber 122, and then flow out of the second chamber 122 from the water outlet 15, reducing the working fluid in the second chamber 122 Turbulent flow occurs within 122. Please refer to Figures 3A, 3B, and 3C, which are a perspective exploded view of the second embodiment of the present invention, a perspective exploded view of another perspective, and a partial schematic diagram. This embodiment is roughly the same as the first embodiment. The same parts will not be repeated here. The difference is that the second embodiment is an outer rotor state, and the pivotal portion 1221 and the recessed chamber 13 are adapted to change (such as the size of the space or the number of protruding bars 131 and the distance of the gap 132). ), and a plurality of grooves 12221 are opened in the accommodating hole 1222. When the working fluid flows into the accommodating hole 1222, the working fluid is used as a medium through the grooves 12221 to become a hydrodynamic bearing structure design, which further improves Rotation efficiency. In addition, the difference between the second embodiment and the first embodiment also includes the relative relationship between the impeller 21 and the magnetic element 23 and the pivoting portion 1221. The size of the perforation 231 corresponds to the outer diameter of the pivoting portion 1221, so that the magnetic element 23 is sleeved on the outer edge of the pivotal portion 1221 and corresponds to the stator assembly 4, the rotating shaft 22 of the impeller 21 is inserted into the receiving hole 1222 and corresponds to the groove 12221. In any of the above-mentioned embodiments, the partition 11, the tongue 111, the pivotal portion 1221, and the sleeve portion 133 are integrally formed with the housing 1, but they are not limited to them. In other words, the housing 1. The partition part 11, the tongue part 111, the pivot part 1221 and the sleeve part 133 can be separately manufactured and formed according to the user's needs and then combined with each other to achieve the same purpose and effect. In addition, the housing 1 and the closure member 5 are illustrated in a hexagonal shape. Each inner corner of the housing 1 is provided with a joint portion, and each inner corner of the closure member 5 is provided with a combination portion. Corresponding to the combination with the connecting part, and the combination of the housing 1 and the closure member 5 can be through snapping, fitting or bonding, or the two can be locked by screws, screws, etc. combine together. Furthermore, the above-mentioned control circuit 161 is arranged on a flexible printed circuit (Flexible Printed Circuit), but it is not limited to it. It can also be made on a printed circuit board (Printed circuit board) or other objects of the school. In addition, the control The circuit 161 can also be directly integrated on the stator assembly 4 or in the cavity 13, eliminating the need for the aforementioned circuit board to save cost and space. Furthermore, the stator cover 16 is not a necessary element. The stator assembly 4 can be placed in the cavity 13 and then filled with a mold to directly fill the cavity 13 and close the opening 134 to achieve better structural strength and waterproof characteristics. . As mentioned above, the present invention has the following advantages over the prior art: 1. Reduce the turbulence of the working fluid to increase power; 2. Increase the excitation power to increase the power; 3. Use the working fluid as a medium to become a hydrodynamic bearing to improve power. The present invention has been described in detail above, but what is described above is only a preferred embodiment of the present invention and should not limit the scope of implementation of the present invention. That is to say, all equal changes and modifications made in accordance with the scope of application of the present invention should still be covered by the patent of the present invention.

1: shell 1a: first side 1b: second side 11: divider 111: deflector 12: Pumping chamber 121: first chamber 122: second chamber 1221: Pivot 1222: receiving hole 12221: groove 13: Alcove 131: Rib 132: Gap 133: Set Up Department 134: Open 14: Water inlet 15: water outlet 16: stator cover 161: control circuit 17: positioning slot 171: Leakproof parts 2: Rotor group 21: Impeller 22: shaft 23: Magnetic components 231: Piercing 3: divider 31: top surface 32: Bottom 4: stator group 41: pole 42: silicon steel sheet 43: Through hole 5: closure 51: Connecting chamber

Figure 1A is a perspective exploded view of the first embodiment of the present invention; Figure 1B is a perspective exploded view of the first embodiment of the present invention from another perspective; Figure 1C is a three-dimensional assembly of the first embodiment of the present invention Figures; Figure 1D is a schematic cross-sectional view of the AA line of the first embodiment of the present invention; Figure 1E is a schematic cross-sectional view of the BB line of the first embodiment of the present invention; Figure 2 is the housing of the first embodiment of the present invention Three-dimensional schematic diagram; Figure 3A is a perspective exploded view of the second embodiment of the present invention; Figure 3B is a perspective exploded view of the second embodiment of the present invention from another perspective; Figure 3C is a perspective exploded view of the second embodiment of the present invention The partial schematic diagram.

1: shell

1a: first side

11: divider

111: deflector

12: Pumping chamber

121: first chamber

122: second chamber

1221: Pivot

1222: receiving hole

14: Water inlet

15: water outlet

16: stator cover

171: Leakproof parts

161: control circuit

21: Impeller

23: Magnetic components

231: Piercing

3: divider

31: top surface

4: stator group

41: pole

42: silicon steel sheet

43: Through hole

5: closure

Claims (12)

A high-power pumping structure includes: a housing having a first side and a second side, the first side forming a pumping chamber and a partition dividing the pumping chamber into a first A chamber and a second chamber, one end of the partition is formed with a baffle, the second chamber extends to form a pivotal portion, the pivotal portion has an accommodating hole in the center, and the second side corresponds to the pivot The setting part is recessed to form a cavity; a rotor set is accommodated in the second cavity, the rotor set has an impeller and a magnetic element, the magnetic element is optionally sleeved on the outer edge of the pivoting part or arranged In the accommodating hole, the impeller protrudes a rotating shaft toward the pivoting portion, and the rotating shaft is selectively inserted into the accommodating hole or a through hole of the magnetic element; a baffle is arranged to cover the rotor The outer periphery of the group, and the baffle plate covers the second chamber so as not to communicate with the first chamber; a certain sub-group is housed in the alcove; and a closure piece is a corresponding cover When the housing is provided, a communication chamber is formed between the closing part and the baffle plate, and the communication chamber is connected to the first chamber and the second chamber. The high-power pump structure according to claim 1, wherein the guide vane has a diversion function, and the guide vane and the partition are integrally formed. The high-power pump structure according to claim 1, wherein a plurality of convex strips are protrudingly arranged on the circumferential side of the concave chamber at an axial interval, and a gap is formed between the convex strips. The high-power pump structure according to claim 3, wherein the stator group has a plurality of poles, and each pole is correspondingly accommodated in the gap. The high-power pump structure according to claim 1, wherein the housing further has a water inlet and a water outlet, the water inlet is connected to the first chamber, and the water outlet is connected to the second chamber Connected. The high-power pump structure according to claim 1, wherein the inner wall of the accommodating hole axially forms a plurality of grooves, and the grooves communicate with the second chamber. The high-power pump structure according to claim 1, wherein the baffle plate further has a top surface and a bottom surface, and there is a distance between the top surface and the closing member, and the bottom surface is covered on the rotor assembly Peripheral side. The high-power pump structure of claim 1, wherein the concave chamber is provided with a protruding part corresponding to the accommodating hole, the stator assembly is composed of a plurality of silicon steel sheets and a through hole is formed in the center, and The through hole is correspondingly sleeved on the sleeve part. The high-power pump structure according to claim 1, wherein the rotor assembly is in the form of an outer rotor, the perforation of the magnetic element is sleeved on the outer edge of the pivoting portion, and the rotating shaft of the impeller is inserted in the receiving hole . The high-power pump structure according to claim 1, wherein the rotor group is in the form of an inner rotor, the rotating shaft of the impeller is inserted into the perforation of the magnetic element, and the magnetic element is arranged in the containing hole. The high-power pump structure according to claim 1, wherein the casing further has a certain sub-cover correspondingly covering the stator group, and the stator cover is provided with a control circuit. The high-power pump structure of claim 1, wherein the first side of the casing further defines a positioning groove relative to the outer peripheral side of the pumping chamber, and a leak-proof component is correspondingly embedded in the positioning groove.

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