Vibration heat dissipation pump, heat dissipation structure and heat dissipation pump control method

Abstract

The invention provides a vibration heat dissipation pump, a heat dissipation structure and a heat dissipation pump control method. The heat dissipation pump comprises a shell with a containing space; the pump membrane is arranged in the containing space and divides the containing space into a pump cavity and a vibration cavity which are relatively sealed, and the pump cavity is provided with a water inlet and a water outlet; the control valves are correspondingly arranged at the water inlet and the water outlet; the vibration assembly is arranged in the vibration cavity and comprises a magnetic circuit system and a driving coil which are oppositely arranged, one of the magnetic circuit system and the driving coil is a vibrator, the other one is a stator, the vibrator is connected with the pump diaphragm, the stator is fixedly connected with the shell, and the driving coil is matched with the magnetic circuit system to drive the pump diaphragm to vibrate so as to control the opening and closing state of the control valve. The vibration heat dissipation pump comprises a vibration assembly and a pump membrane, the functions of a traditional vibration motor and a traditional heat dissipation pump are integrated, the miniaturization design of the heat dissipation pump is achieved through the design, the vibration maximization effect is achieved on the premise that the structure is compact, and energy efficiency design is facilitated.

Description

Technical Field

[0001] The embodiments of the present invention belong to the technical field of heat dissipation equipment, and specifically relate to a vibration heat dissipation pump, a heat dissipation structure and a heat dissipation pump control method. Background Art

[0002] Existing vibration motors and heat dissipation pumps are usually independent devices, which are used to generate vibration and transport fluid respectively.

[0003] However, in some application scenarios, such as portable electronic devices, small medical devices, etc., compact design and energy efficiency design are both crucial.

[0004] Therefore, providing a pump structure that can save space and improve energy utilization efficiency has become a technical problem that needs to be urgently solved by technical personnel in this field. Summary of the invention

[0005] The embodiments of the present invention aim to solve at least one of the technical problems existing in the prior art, and provide a vibration heat dissipation pump, a heat dissipation structure and a heat dissipation pump control method.

[0006] A first aspect of an embodiment of the present invention provides a vibration heat dissipation pump, comprising: A housing having a receiving space; A pump membrane, wherein the pump membrane is arranged in the accommodation space and divides the accommodation space into a relatively sealed pump chamber and a vibration chamber, wherein the pump chamber is provided with a water inlet and a water outlet; A control valve, the control valve being correspondingly arranged at the water inlet and the water outlet; A vibration component, wherein the vibration component is arranged in the vibration cavity, and the vibration component includes a magnetic circuit system and a driving coil that are relatively arranged. One of the magnetic circuit system or the driving coil is a vibrator, and the other is a stator. The magnetic circuit system has a magnetic gap, and the driving coil is inserted in the magnetic gap. The vibrator is connected to the pump membrane, and the stator is fixedly connected to the shell. The driving coil cooperates with the magnetic circuit system to drive the pump membrane to vibrate, so as to control the opening and closing state of the control valve.

[0007] Optionally, the shell is cylindrical, the vibration assembly and the pump membrane are arranged in sequence along the axial direction of the shell, the magnetic circuit system is fixed to the pump membrane, the magnetic gap is formed on the side of the magnetic circuit system facing the top wall of the shell, one side of the drive coil is fixed to the top wall of the shell, and the other side is inserted into the magnetic gap.

[0008] Optionally, the shell is cylindrical, the vibration assembly and the pump membrane are arranged in sequence along the axial direction of the shell, the magnetic circuit system is fixed to the top wall of the shell, the magnetic gap is formed on the side of the magnetic circuit system facing the bottom wall of the shell, one side of the drive coil is fixed to the pump membrane, and the other side is inserted into the magnetic gap.

[0009] Optionally, the cross-section of the shell is rectangular, the vibration assembly and the pump membrane are arranged in sequence along the length direction of the shell, the vibration assembly also includes a mass block movably arranged in the accommodating space, the mass block is connected to the pump membrane, the magnetic circuit system and the driving coil are relatively arranged along the thickness direction of the shell, and the vibrator is fixed to the mass block and drives the mass block to vibrate.

[0010] Furthermore, it also includes: a connecting piece, which is arranged in the vibration cavity and connects the vibrator and the pump membrane.

[0011] Furthermore, it also includes: an elastic member, which is arranged in the vibration cavity and elastically connects the vibrator and the shell.

[0012] Furthermore, it also includes: an elastic member, which is arranged in the vibration cavity and elastically connects the mass block and the shell.

[0013] Optionally, the shell includes an upper shell and a lower shell connected to each other, and the elastic member is sandwiched between the upper shell and the lower shell and fixedly connected to the vibrator.

[0014] Optionally, the elastic member includes an inner ring spring piece connected to the vibrator, an outer ring spring piece coaxial with the inner ring spring piece and clamped between the upper shell and the lower shell, and an elastic sheet extending from the inner wall edge of the outer ring spring piece to the outer wall edge of the inner ring spring piece.

[0015] A second aspect of an embodiment of the present invention provides a heat dissipation structure, including: A heat sink, wherein the heat sink is provided with a heat dissipation channel, and a liquid inlet and a liquid outlet connected to the heat dissipation channel; At least two of the vibration heat dissipation pumps described above are arranged on the heat dissipation plate, and the water inlet of the vibration heat dissipation pump corresponds to and is connected with the liquid inlet, the water outlet of the vibration heat dissipation pump corresponds to and is connected with the liquid outlet, and the vibrators of at least two of the vibration heat dissipation pumps vibrate in the same or opposite directions.

[0016] A third aspect of an embodiment of the present invention provides a heat dissipation pump control method, the method is implemented according to the heat dissipation structure described above, and includes: Get operation instructions; Determine whether the current working mode is a pumping mode or a vibration mode according to the received operation instruction; If it is determined to be in pumping mode, an input signal with a phase difference of 180° is provided to at least one pair of vibration cooling pumps, so that the vibrators in each pair of vibration cooling pumps vibrate in opposite directions; If it is determined to be a vibration mode, an input signal with the same phase is provided to each pair of vibration heat dissipation pumps, so that the vibrators in all vibration heat dissipation pumps vibrate in the same direction.

[0017] The beneficial effects of the embodiments of the present invention include: In the present invention, the vibration heat dissipation pump includes a vibration component and a pump membrane, that is, the functions of a traditional vibration motor and a heat dissipation pump are combined into one. This design realizes the miniaturization of the heat dissipation pump. In addition, in the present invention, the vibration component is directly arranged on the pump membrane, so that the vibration is directly transmitted to the pump membrane. Therefore, the present invention achieves the effect of maximizing vibration while having a compact structure, which is beneficial to energy efficiency design. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of a vibration heat dissipation pump according to an embodiment of the present invention; Figure 2 for Figure 1 A cross-sectional view of the optical imaging device along the AA direction shown in FIG. 1 , wherein the positional relationship between the vibration assembly and the pump membrane is schematically shown; Figure 3 for Figure 2 An enlarged schematic diagram of a portion of the structure of the vibration cooling pump shown in ; Figure 4 for Figure 1 A perspective exploded view of the vibration cooling pump shown in FIG. Figure 5 This is a schematic structural diagram of an elastic member according to an embodiment of the present invention; Figure 6 A schematic structural diagram of a vibration heat dissipation pump according to another embodiment of the present invention; Figure 7 for Figure 6 A cross-sectional view of the optical imaging device along the AA direction shown in FIG. 1 , wherein the positional relationship between the vibration assembly and the pump membrane is schematically shown; Figure 8 for Figure 6 A perspective exploded view of the vibration cooling pump shown in FIG. Fig. 9 It is a schematic structural diagram of a heat dissipation structure according to an embodiment of the present invention, wherein the positional relationship between the vibration heat dissipation pump and the heat dissipation plate is schematically shown; Fig.10A schematic structural diagram of a heat dissipation structure according to another embodiment of the present invention, wherein the positional relationship between the heat dissipation channel, the liquid inlet and the liquid outlet is schematically shown; Fig.11 It is a structural schematic diagram of a heat dissipation structure of another embodiment of the present invention, wherein the positional relationship between the vibration heat dissipation pump and the heat dissipation plate is schematically shown; Fig.12 The figure is a flow chart of a heat pump control method according to an embodiment of the present invention.

[0019] In the figure, 100, vibration heat dissipation pump; 200, heat dissipation plate; 10, shell; 20, pump membrane; 30, control valve; 40, vibration component; 50, magnetic conductive sheet; 60, connector; 70, elastic member; 80, electrical connector; 11, accommodating space; 12, top wall; 13, bottom wall; 14, upper shell; 15, lower shell; 111, pump cavity; 112, vibration cavity; 113, water inlet; 114, water outlet; 41, magnetic circuit system; 42, drive coil; 43, mass block; 411, magnetic gap; 412, magnetic bowl; 413, inner magnetic steel; 414, first magnetic steel; 415, second magnetic steel; 416, intermediate magnetic part; 421, winding hole; 71, inner ring spring sheet; 72, outer ring spring sheet; 73, elastic sheet; 201, heat dissipation channel; 202, liquid inlet; 203, liquid outlet. DETAILED DESCRIPTION

[0020] In order to enable those skilled in the art to better understand the technical solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific implementation methods.

[0021] The following is a further detailed description of the implementation methods of the present application in conjunction with the accompanying drawings and examples. The detailed descriptions and drawings of the following examples are used to illustrate the principles of the present application, but cannot be used to limit the scope of the present application, that is, the present application is not limited to the described embodiments. In the description of the present application, it should be noted that, unless otherwise specified, the meaning of "multiple" is more than two; the orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "inside", "outside", etc. is only for the convenience of describing the present application and simplifying the description, rather than indicating or implying 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 application. In addition, the terms "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying relative importance. "Vertical" is not vertical in the strict sense, but within the error tolerance range. "Parallel" is not parallel in the strict sense, but within the error tolerance range.

[0022] In the description of this application, it should also be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" 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 directly connected or indirectly connected through an intermediate medium. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to the specific circumstances.

[0023] like Figure 1-4 As shown, a vibration heat dissipation pump 100 includes a housing 10, a pump membrane 20, a control valve 30 and a vibration assembly 40. The housing 10 has a containing space 11, the pump membrane 20 is arranged in the containing space 11, and the containing space 11 is divided into a relatively sealed pump chamber 111 and a vibration chamber 112, and the pump chamber 111 is provided with a water inlet 113 and a water outlet 114. The control valve 30 is correspondingly arranged at the water inlet 113 and the water outlet 114, and the vibration assembly 40 is arranged in the vibration chamber 112. The vibration assembly 40 includes a magnetic circuit system 41 and a drive coil 42 that are arranged relatively. One of the magnetic circuit system 41 or the drive coil 42 is a vibrator, and the other is a stator. The magnetic circuit system 41 has a magnetic gap 411, and the drive coil 42 is inserted in the magnetic gap 411. The vibrator is connected to the pump membrane 20, and the stator is fixedly connected to the housing 10. The drive coil 42 cooperates with the magnetic circuit system 41 to drive the pump membrane 20 to vibrate, so as to control the opening and closing state of the control valve 30. The working principle of the heat dissipation pump of the present invention is to utilize the cooperation of the magnetic circuit system 41 and the driving coil 42 to drive the pump membrane 20 (when current passes through the driving coil 42, a magnetic field is generated, and the magnetic field interacts with the magnetic field of the magnetic circuit system 41 to generate electromagnetic force, namely the Lorentz force), allowing it to reciprocate, thereby achieving the effect of a pump.

[0024] In the present invention, the vibration cooling pump 100 includes a vibration component 40 and a pump membrane 20, that is, the functions of a traditional vibration motor and a cooling pump are combined into one. This design realizes the miniaturization of the cooling pump. In addition, in the present invention, the vibration component 40 is directly arranged on the pump membrane 20, so that the vibration is directly transmitted to the pump membrane 20. Therefore, the present invention has a compact structure and also achieves the effect of maximizing vibration, which is beneficial to energy efficiency design.

[0025] refer to Figure 4 , Figure 6 and Figure 8 In some embodiments, the vibration cooling pump 100 further includes an electrical connector 80, which is disposed in the vibration cavity 112 and connected to the drive coil 42, and one end of the electrical connector 80 extends from the vibration cavity 112 to the outside of the shell 10, for conducting the externally provided current to the drive coil 42.

[0026] In some embodiments, the housing 10 is cylindrical, the vibration assembly 40 and the pump membrane 20 are sequentially arranged along the axial direction of the housing 10, the magnetic circuit system 41 is fixed to the pump membrane 20, the magnetic gap 411 is formed on the side of the magnetic circuit system 41 facing the top wall 12 of the housing 10, and one side of the drive coil 42 is fixed to the top wall 12 of the housing 10, and the other side is inserted into the magnetic gap 411. The design adopts a dynamic magnetic design, that is, the drive coil 42 (the drive coil is a stator) is fixed to the top wall 12 of the housing 10, and the magnetic circuit system 41 (the magnetic circuit system is a vibrator) is fixed to the pump membrane 20. When the magnetic circuit system 41 interacts with the drive coil 42 along the axial direction (vertical direction) of the housing 10, the magnetic circuit system 41 and the pump membrane 20 vibrate synchronously.

[0027] In some embodiments, the housing 10 is cylindrical, the vibration assembly 40 and the pump membrane 20 are sequentially arranged along the axial direction of the housing 10, the magnetic circuit system 41 (the magnetic circuit system is a stator) is fixed to the top wall 12 of the housing 10, the magnetic gap 411 is formed on the side of the magnetic circuit system 41 facing the bottom wall 13 of the housing 10, and the drive coil 42 (the drive coil is a vibrator) is fixed to the pump membrane 20 on one side and inserted into the magnetic gap 411 on the other side. The design adopts a moving coil design, that is, the drive coil 42 is fixed to the pump membrane 20, and the magnetic circuit system 41 is fixed to the top wall 12 of the housing 10. When the magnetic circuit system 41 and the drive coil 42 interact with each other along the axial direction (vertical direction) of the housing 10, the drive coil 42 and the pump membrane 20 vibrate synchronously.

[0028] In some embodiments, the magnetic circuit system 41 includes a magnetic bowl 412 and an inner magnetic steel 413 disposed in the magnetic bowl 412 and spaced apart from the magnetic bowl 412 . The inner wall of the magnetic bowl 412 and the outer wall of the inner magnetic steel 413 together define a magnetic gap 411 .

[0029] In some embodiments, the heat dissipation pump further includes a magnetic conductive sheet 50, which is disposed on the surface of the inner magnetic steel 413 close to the driving coil 42. Specifically, the shape of the magnetic conductive sheet 50 is consistent with the shape of the inner magnetic steel 413, and along the axial direction of the housing 10, the projection of the magnetic conductive sheet 50 completely covers the projection of the inner magnetic steel 413.

[0030] refer to Figure 6-8 In some embodiments, the cross section of the housing 10 is rectangular, the vibration assembly 40 and the pump membrane 20 are sequentially arranged along the length direction (horizontal direction) of the housing 10, the vibration assembly 40 further includes a mass block 43 movably arranged in the accommodating space 11, the mass block 43 is connected to the pump membrane 20, the magnetic circuit system 41 and the driving coil 42 are relatively arranged along the thickness direction (vertical direction) of the housing 10, and the vibrator (the vibrator is one of the magnetic circuit system 41 and the driving coil 42) is fixed to the mass block 43 and drives the mass block 43 to vibrate. Specifically, when the magnetic circuit system 41 and the driving coil 42 interact with each other along the length direction (horizontal direction) of the housing 10, the pump membrane 20 is driven to vibrate synchronously through the mass block 43.

[0031] In some embodiments, the driving coil 42 (the driving coil is a stator) is fixed to the bottom wall 13 of the housing 10, and the magnetic circuit system 41 (the magnetic circuit system is a vibrator) is fixed to the mass block 43 and is spaced apart from the driving coil 42. This design adopts a dynamic magnetic design, that is, the driving coil 42 is fixed to the bottom wall 13 of the housing 10, and the magnetic circuit system 41 is fixed to the mass block 43. When the magnetic circuit system 41 interacts with the driving coil 42 along the length direction (horizontal direction) of the housing 10, the magnetic circuit system 41 drives the mass block 43 to move along the length direction of the housing 10 under the action of force, and transmits the force to the pump membrane 20 synchronously through the mass block 43, so as to drive the pump membrane 20 to vibrate synchronously.

[0032] In some embodiments, the magnetic circuit system 41 (the magnetic circuit system is a stator) is fixed to the bottom wall 13 of the housing 10, and the driving coil 42 (the driving coil is a vibrator) is fixed to the mass block 43 and is spaced apart from the magnetic circuit system 41. This design adopts a moving coil design, that is, the driving coil 42 is fixed to the mass block 43, and the magnetic circuit system 41 is fixed to the bottom wall 13 of the housing 10. When the magnetic circuit system 41 and the driving coil 42 interact with each other along the length direction (horizontal direction) of the housing 10, the driving coil 42 drives the mass block 43 to move along the length direction of the housing 10 under the action of force, and transmits the force to the pump membrane 20 synchronously through the mass block 43, so as to drive the pump membrane 20 to vibrate synchronously.

[0033] In some embodiments, the magnetic circuit system 41 includes a first magnetic steel 414 and a second magnetic steel 415 arranged relatively spaced apart along the length direction of the shell 10, and an intermediate magnetic portion 416 arranged between the first magnetic steel 414 and the second magnetic steel 415, and the winding hole 421 of the driving coil 42 corresponds to the intermediate magnetic portion 416.

[0034] In a specific example, the mass block 43 has a containing cavity and a containing groove, the containing cavity is connected with the containing groove through a cavity opening, wherein the magnetic circuit system 41 is fixed in the containing cavity, and the driving coil 42 is contained in the containing groove.

[0035] In another specific example, the mass block 43 has a containing cavity and a containing groove, the containing cavity is connected with the containing groove through a cavity opening, wherein the driving coil 42 is fixed in the containing cavity, and the magnetic circuit system 41 is contained in the containing groove.

[0036] In some embodiments, the heat dissipation pump further includes a connector 60 , which is disposed in the vibration cavity 112 and connects the vibrator (the vibrator is the magnetic circuit system 41 or the driving coil 42 ) and the pump membrane 20 .

[0037] In one specific example, the connector 60 is connected between the magnetic bowl 412 and the pump membrane 20. In another specific example, the connector 60 is connected between the drive coil 42 and the pump membrane 20, wherein the connector 60 is a rigid connector.

[0038] In some embodiments, the heat dissipation pump further includes an elastic member 70, which is disposed in the vibration cavity 112 and elastically connects the vibrator (the vibrator is the magnetic circuit system 41 or the drive coil 42) and the housing 10. For details, refer to the above embodiment when the housing 10 is cylindrical.

[0039] In some other embodiments, the heat dissipation pump further includes an elastic member 70, which is disposed in the vibration cavity 112 and elastically connects the mass block 43 and the housing 10. For details, refer to the above embodiment in which the housing 10 is rectangular.

[0040] In some embodiments, the housing 10 includes an upper housing 14 and a lower housing 15 connected to each other, and the elastic member 70 is sandwiched between the upper housing 14 and the lower housing 15 and fixedly connected to the vibrator. The elastic member 70 is fixedly connected to the magnetic circuit system 41 or the drive coil 42 disposed on the pump membrane 20. Specifically, when a moving magnetic type is adopted, the elastic member 70 is fixedly connected to the magnetic bowl 412 for resetting the magnetic circuit system 41. When a moving coil type is adopted, the elastic member 70 is fixedly connected to the drive coil 42 for resetting the drive coil 42.

[0041] refer to Figure 5 In some embodiments, the elastic member 70 includes an inner ring elastic piece 71 connected to the vibrator (the vibrator is the driving coil 42 or the magnetic circuit system 41), an outer ring elastic piece 72 coaxial with the inner ring elastic piece 71 and sandwiched between the upper shell 14 and the lower shell 15, and an elastic piece 73 extending from the inner wall edge of the outer ring elastic piece 72 to the outer wall edge of the inner ring elastic piece 71. In some embodiments, there are multiple elastic pieces 73, and the multiple elastic pieces 73 are arranged around the inner ring elastic piece 71 at axial intervals.

[0042] In a specific example, when a dynamic magnetic arrangement is adopted, the inner ring spring piece 71 is sleeved on the driving coil 42 and connected to the end surface of the magnetic bowl 412 facing the top wall 12 .

[0043] refer to Figure 7-8 In some embodiments, there are two elastic members 70, and the two elastic members 70 are arranged at opposite ends of the mass block 43 along the length direction of the shell 10, wherein the elastic member 70 arranged on the mass block 43 close to the pump membrane 20 is connected to the pump membrane 20 through the connecting member 60, wherein the connecting member 60 is a rigid connecting member.

[0044] refer to Figure 9-11 The second aspect of the embodiment of the present invention provides a heat dissipation structure, including a heat dissipation plate 200 and the above-mentioned vibration heat dissipation pump 100. The heat dissipation plate 200 is provided with a heat dissipation channel 201, and a liquid inlet 202 and a liquid outlet 203 connected to the heat dissipation channel 201.

[0045] At least two vibration cooling pumps 100 are arranged on the heat sink 200, and the water inlet 113 of the vibration cooling pump 100 corresponds to and is connected with the liquid inlet 202, the water outlet 114 of the vibration cooling pump 100 corresponds to and is connected with the liquid outlet 203, and the vibrators of at least two vibration cooling pumps 100 vibrate in the same or opposite directions.

[0046] refer to Fig.12 According to a third aspect of an embodiment of the present invention, a heat dissipation pump control method is provided. The method is implemented according to the above heat dissipation structure, and includes: S101, obtaining operation instructions.

[0047] The operation instruction may be obtained through one or more of a user interface, an external control system or a sensor.

[0048] S102: Determine whether the current working mode is a pumping mode or a vibration mode according to the received operation instruction.

[0049] Specifically, in one embodiment, through the selection of the user interface, the pumping mode or the vibration mode is determined according to the direct input of the user.

[0050] In one embodiment, based on a preset program design, the pumping mode or the vibration mode is automatically determined according to the currently executed task stage.

[0051] In another embodiment, based on the sensor feedback design, the pumping mode or the vibration mode is determined when the operating parameters (such as pressure, flow, etc.) detected by the sensor in the heat dissipation channel meet the preset conditions.

[0052] In another embodiment, the control is performed by an external control system command, and the pumping mode or the vibration mode is determined according to the received external control command.

[0053] S103: If it is determined to be a pumping mode, an input signal with a phase difference of 180° is provided to at least one pair of vibration heat dissipation pumps, so that the vibrators in each pair of vibration heat dissipation pumps vibrate in opposite directions.

[0054] S104: If it is determined to be a vibration mode, an input signal with the same phase is provided to each pair of vibration heat dissipation pumps, so that the vibrators in all vibration heat dissipation pumps vibrate in the same direction.

[0055] The present invention provides a heat dissipation pump control method, comprising: One or more pairs of vibration heat dissipation pumps 100 (i.e., two or an even number of vibration heat dissipation pumps) are arranged on the heat dissipation plate 200 to work simultaneously. When the vibration function is not needed and only the pump function is needed, the input signals of the two heat dissipation pumps are 180° out of phase with each other, so that the vibrators in the two pumps (the vibrators are the magnetic circuit system 41 or the drive coil 42) vibrate in opposite directions and the vibrations cancel each other out, as shown in the figure.

[0056] When a tactile experience is needed, the two vibration pumps have the same input signal, so that the vibrators in the two pumps vibrate in the same direction, and the vibrations are superimposed on each other to obtain a sense of vibration.

[0057] In the case of an even number of pumps, phase cancellation can be achieved by making the oscillators in half of the cooling pumps and the other half of the cooling pumps vibrate in opposite directions.

[0058] The solution of the present invention solves the problem that multiple cooling pumps generate unnecessary vibrations during the cooling process.

[0059] refer to Fig. 9 and Fig.11 , the two heat dissipation pumps are respectively reversely installed (it can be understood that the two vibration heat dissipation pumps 100 are arranged opposite to each other, and the pump chambers 111 of the two vibration heat dissipation pumps 100 are arranged close to each other), and the signals of the same phase are input to the two vibration heat dissipation pumps 100, so that the vibration directions of the two vibration pumps are opposite, so as to achieve the effect of vibration cancellation.

[0060] It is to be understood that the above embodiments are merely exemplary embodiments used to illustrate the principles of the present invention, but the present invention is not limited thereto. For those of ordinary skill in the art, various modifications and improvements can be made without departing from the spirit and essence of the present invention, and these modifications and improvements are also considered to be within the scope of protection of the present invention.

Claims

1. A vibration heat dissipation pump, characterized in that: include: A housing having a receiving space; A pump membrane, wherein the pump membrane is arranged in the accommodation space and divides the accommodation space into a relatively sealed pump chamber and a vibration chamber, wherein the pump chamber is provided with a water inlet and a water outlet; A control valve, the control valve being correspondingly arranged at the water inlet and the water outlet; A vibration component, wherein the vibration component is arranged in the vibration cavity, and the vibration component includes a magnetic circuit system and a driving coil that are relatively arranged. One of the magnetic circuit system or the driving coil is a vibrator, and the other is a stator. The magnetic circuit system has a magnetic gap, and the driving coil is inserted in the magnetic gap. The vibrator is connected to the pump membrane, and the stator is fixedly connected to the shell. The driving coil cooperates with the magnetic circuit system to drive the pump membrane to vibrate, so as to control the opening and closing state of the control valve.

2. A vibration heat dissipation pump according to claim 1, characterized in that: The shell is cylindrical, the vibration assembly and the pump membrane are arranged in sequence along the axial direction of the shell, the magnetic circuit system is fixed to the pump membrane, the magnetic gap is formed on the side of the magnetic circuit system facing the top wall of the shell, one side of the drive coil is fixed to the top wall of the shell, and the other side is inserted into the magnetic gap.

3. A vibration heat dissipation pump according to claim 1, characterized in that: The shell is cylindrical, the vibration assembly and the pump membrane are arranged in sequence along the axial direction of the shell, the magnetic circuit system is fixed to the top wall of the shell, the magnetic gap is formed on the side of the magnetic circuit system facing the bottom wall of the shell, one side of the drive coil is fixed to the pump membrane, and the other side is inserted into the magnetic gap.

4. A vibration heat dissipation pump according to claim 1, characterized in that: The cross-section of the shell is rectangular, and the vibration component and the pump membrane are arranged in sequence along the length direction of the shell. The vibration component also includes a mass block movably arranged in the accommodating space, and the mass block is connected to the pump membrane. The magnetic circuit system and the driving coil are relatively arranged along the thickness direction of the shell, and the vibrator is fixed to the mass block and drives the mass block to vibrate.

5. A vibration heat dissipation pump according to claim 1, characterized in that: Also includes: A connecting piece is arranged in the vibration cavity and connects the vibrator and the pump membrane.

6. A vibration heat dissipation pump according to claim 2 or 3, characterized in that: Also includes: An elastic member is disposed in the vibration cavity and elastically connects the vibrator and the shell.

7. A vibration heat dissipation pump according to claim 4, characterized in that: Also includes: An elastic member is disposed in the vibration cavity and elastically connects the mass block and the shell.

8. A vibration heat dissipation pump according to claim 6, characterized in that: The housing comprises an upper shell and a lower shell connected to each other, and the elastic member is sandwiched between the upper shell and the lower shell and fixedly connected to the vibrator.

9. A vibration heat dissipation pump according to claim 8, characterized in that: The elastic member includes an inner ring elastic piece connected to the vibrator, an outer ring elastic piece coaxial with the inner ring elastic piece and sandwiched between the upper shell and the lower shell, and an elastic sheet extending from the inner wall edge of the outer ring elastic piece to the outer wall edge of the inner ring elastic piece.

10. A heat dissipation structure, characterized in that: include: A heat sink, wherein a heat sink is provided with a heat dissipation channel and a liquid inlet and a liquid outlet connected to the heat dissipation channel; At least two vibration heat dissipation pumps as described in any one of claims 1 to 9, wherein the vibration heat dissipation pump is arranged on the heat dissipation plate, and the water inlet of the vibration heat dissipation pump corresponds to and is connected with the liquid inlet, the water outlet of the vibration heat dissipation pump corresponds to and is connected with the liquid outlet, and the vibrators of at least two of the vibration heat dissipation pumps vibrate in the same or opposite directions.

11. A heat dissipation pump control method, the method being implemented according to the heat dissipation structure of claim 10, characterized in that: include: Get operation instructions; Determine whether the current working mode is a pumping mode or a vibration mode according to the received operation instruction; If it is determined to be in pumping mode, an input signal with a phase difference of 180° is provided to at least one pair of vibration cooling pumps, so that the vibrators in each pair of vibration cooling pumps vibrate in opposite directions; If it is determined to be a vibration mode, an input signal with the same phase is provided to each pair of vibration heat dissipation pumps, so that the vibrators in all vibration heat dissipation pumps vibrate in the same direction.

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