CN210461034U - Electronic water pump damping structure - Google Patents
Electronic water pump damping structure Download PDFInfo
- Publication number
- CN210461034U CN210461034U CN201921175758.3U CN201921175758U CN210461034U CN 210461034 U CN210461034 U CN 210461034U CN 201921175758 U CN201921175758 U CN 201921175758U CN 210461034 U CN210461034 U CN 210461034U
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- Prior art keywords
- terminal
- water pump
- reed
- main body
- electronic water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 35
- 238000013016 damping Methods 0.000 title claims abstract description 20
- 235000014676 Phragmites communis Nutrition 0.000 claims description 48
- 239000003990 capacitor Substances 0.000 claims description 16
- 238000009434 installation Methods 0.000 abstract 2
- MINPZZUPSSVGJN-UHFFFAOYSA-N 1,1,1,4,4,4-hexachlorobutane Chemical compound ClC(Cl)(Cl)CCC(Cl)(Cl)Cl MINPZZUPSSVGJN-UHFFFAOYSA-N 0.000 description 21
- 101150049492 DVR gene Proteins 0.000 description 21
- 238000003466 welding Methods 0.000 description 10
- 238000005476 soldering Methods 0.000 description 5
- 239000003381 stabilizer Substances 0.000 description 5
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000001179 sorption measurement Methods 0.000 description 3
- NMWSKOLWZZWHPL-UHFFFAOYSA-N 3-chlorobiphenyl Chemical compound ClC1=CC=CC(C=2C=CC=CC=2)=C1 NMWSKOLWZZWHPL-UHFFFAOYSA-N 0.000 description 2
- 101001082832 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) Pyruvate carboxylase 2 Proteins 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 244000089486 Phragmites australis subsp australis Species 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
Images
Landscapes
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides an electronic water pump damping structure, including casing (1), PCB (2) and installation terminal (7), form fixed connection structure between PCB (2) and casing (1), installation terminal (7) include terminal main part (73), terminal main part (73) are the structure of falling S-shaped; the mounting terminal (7) is fixedly mounted on the PCB (2), and a fixed connection structure is formed between the mounting terminal (7) and the motor enameled wire (8). The utility model discloses a set up the mounting terminal and make and form fixed connection structure between mounting terminal and the motor enameled wire to can form a whole damping vibration damping system, make electronic water pump's vibration energy can consume fast in this damping system, greatly reduced the vibration inefficacy risk of mounting terminal, make the operational reliability of electronic water pump can improve correspondingly.
Description
Technical Field
The utility model belongs to the technical field of the electronic pump damping design and specifically relates to an electronic pump damping structure is related to.
Background
The electronic water pump for the automobile mainly comprises a motor, an electric control part and a water conservancy part, wherein the electric control part is formed by connecting various electronic components on a PCB, and the electric connection and the signal transmission between the motor and a controller are mainly carried out by tin soldering. However, such soldering is liable to cause the following problems:
firstly, the welding surface is easily oxidized at high temperature, so that local poor contact is easily caused, and the electronic water pump is abnormal in operation.
Secondly, the welding position is connected for the reinforce, and in the electronic water pump working process, electronic water pump self also is in the vibration environment, also leads to the connection failure because of the vibration easily, makes electronic water pump appear working unusually.
Thirdly, because various electronic components are connected on the PCB through automatic chip mounting, and the PCB needs to be soldered through a high-temperature furnace after chip mounting, in the process, the electronic components on the PCB can be subjected to position deviation due to the flowing of tin liquid, so that the PCB chip mounting is poor, and the electronic water pump works abnormally.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: to the problem that prior art exists, provide an electron water pump damping structure, improve the operational reliability of electron water pump.
The to-be-solved technical problem of the utility model adopts following technical scheme to realize: a vibration reduction structure of an electronic water pump comprises a shell, a PCB and a mounting terminal, wherein a fixed connection structure is formed between the PCB and the shell, the mounting terminal comprises a terminal main body part, and the terminal main body part is of an inverted S-shaped structure; the mounting terminal is fixedly mounted on the PCB, and a fixed connection structure is formed between the mounting terminal and the motor enameled wire.
Preferably, the connector is fixedly connected with the shell, the first connecting spring comprises a spring main body part, and the spring main body part is of an inverted S-shaped structure; and a fixed connection structure is formed between the first connection reed and the reed resistor on the connector.
Preferably, the capacitor and the second connecting spring are further included, the capacitor is fixedly mounted on the shell, the second connecting spring includes a spring main body part, and the spring main body part is of an inverted S-shaped structure; and a fixed connection structure is formed between the second connection reed and the capacitance support leg on the capacitor.
Preferably, the capacitor further comprises a bracket, the PCB is located between the housing and the bracket, a fixed connection structure is formed among the bracket, the PCB and the housing, and the capacitor is fixedly mounted on the bracket.
Preferably, the bottom of the reed main body part is provided with a through hole.
Preferably, the bottom end of the reed main body part is fixedly connected with a limiting supporting leg.
Preferably, a fixed connection structure is formed between the terminal main body part and the terminal clamping part, and the terminal clamping part is of a U-shaped structure.
Preferably, a through hole is formed in a bottom of the terminal main body.
Preferably, the bottom of the terminal main body is fixedly connected with the positioning leg.
Preferably, the bottom of the terminal main body part is fixedly connected with a support leg, and the support leg is of a U-shaped structure.
Compared with the prior art, the beneficial effects of the utility model are that: because the terminal main part of mounting terminal is the structure of falling the S-shaped, through with this mounting terminal fixed mounting on PCB and make and form fixed connection structure between mounting terminal and the motor enameled wire to form an overall damping vibration attenuation system, make the vibration energy of electronic water pump can consume fast in this damping system, greatly reduced the vibration inefficacy risk of mounting terminal, and then improved the operational reliability of electronic water pump.
Drawings
Fig. 1 is the utility model relates to an electronic water pump damping structure's structure sketch map.
Fig. 2 is a three-dimensional configuration diagram of the connection reed in fig. 1.
Fig. 3 is a front view of the connection reed shown in fig. 2.
Fig. 4 is a three-dimensional configuration diagram of the mounting terminal in fig. 1.
Fig. 5 is a front view of the mounting terminal shown in fig. 4.
Fig. 6 is a plan view of the mounting terminal shown in fig. 4.
Part label name in the figure: 1-housing, 2-PCB, 3-support, 4-capacitor, 5-connector, 6-connection reed, 6 a-first connection reed, 6 b-second connection reed, 7-mounting terminal, 8-motor enameled wire, 61-external connection part, 62-patch adsorption surface, 63-reed body part, 64-through hole, 65-limit leg, 66-welding matching surface, 71-terminal clamping part, 72-patch adsorption part, 73-terminal body part, 74-through hole, 75-positioning leg, 76-support leg, 77-welding contact surface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be described in detail with reference to the accompanying drawings and specific embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The electronic water pump shown in fig. 1 mainly includes a housing 1, a PCB2, a capacitor 4, a connector 5, a connection spring 6, a mounting terminal 7 and a motor enameled wire 8, wherein the PCB2 and the connector 5 respectively form a fixed connection structure with the housing 1, and the connection spring 6 and the mounting terminal 7 respectively form a fixed connection structure with a PCB 2. The connecting reeds 6 comprise a first connecting reed 6a and a second connecting reed 6b, a fixed connecting structure is formed between the first connecting reed 6a and the reed resistor on the connector 5, and a fixed connecting structure is formed between the second connecting reed 6b and the capacitor support leg on the capacitor 4. The mounting terminal 7 is fixedly mounted on the PCB2, and a fixed connection structure is formed between the mounting terminal 7 and the motor enameled wire 8. The reed body 63 of the first connection reed 6a has an inverted S-shaped configuration, the reed body 63 of the second connection reed 6b has an inverted S-shaped configuration, and the terminal body 73 of the mounting terminal 7 has an inverted S-shaped configuration. The PCB2, the connecting spring 6 and the mounting terminal 7 jointly form an electronic water pump damping structure.
The capacitor 4 is fixedly installed on the housing 1, generally, a bracket 3 is additionally arranged between the housing 1 and the capacitor 4, the PCB2 is positioned between the housing 1 and the bracket 3, the PCB2 and the housing 1 can form a detachable fixed connection structure through a connecting screw, and the capacitor 4 is fixedly installed on the bracket 3. Through setting up support 3, can utilize support 3 to keep apart condenser 4 and PCB2 well to reduce the influence of condenser 4 to PCB2 radiating surface, be favorable to improving electronic water pump's heat-sinking capability.
The specific structure of the connecting spring 6 is shown in fig. 2 and 3, and includes a spring main body 63, where the spring main body 63 is an inverted S-shaped structure, a patch suction surface 62 with a planar structure is formed at a top end of the spring main body 63, and a welding fitting surface 66 with a planar structure is formed at a bottom end of the spring main body. The attaching surface 62 is generally a plane of at least 3mm × 3mm, so that the connecting spring 6 can be stably and reliably attached when the PCB2 is automatically attached. The reed main body part 63 and the external connecting part 61 form a fixed connecting structure, generally, the external connecting part 61 and the reed main body part 63 form an L-shaped structure, and the external connecting part 61 is arranged, so that not only can welding and fixing operation between the first connecting reed 6a and the reed resistor on the connector 5 be facilitated, but also welding and fixing operation between the second connecting reed 6b and the capacitor support leg on the capacitor 4 be facilitated. A limiting leg 65 can be fixedly connected to the bottom end of the reed body 63, and the free end of the limiting leg 65 is preferably formed into a conical boss structure. When carrying out the paster operation to PCB2, can guarantee through paster adsorption plane 62 that the absorption of connecting reed 6 is reliable, and make it more accurate with counterpoint between the PCB2, can conveniently form the joint location between the spacing hole that corresponds on connecting reed 6 and the PCB2 through spacing stabilizer blade 65, can conveniently connect the welded fastening between reed 6 and the PCB2 through welding fitting surface 66.
Adopt above-mentioned structural design's connection reed 6, formed an holistic damping vibration attenuation system, experience sinusoidal vibration test and vibration test at random after, can ensure that it connects the fastening, does not have and drops, not only can satisfy automatic paster operation demand, moreover, behind the paster, even too high temperature stove, can not lead to its overall position to take place the skew because the tin liquid flows. A through hole 64 is formed in the bottom of the reed body 63, and the through hole 64 can be formed by performing material removal processing on a bent part of the connecting reed 6, as shown in fig. 2; the through hole 64 preferably adopts a strip-shaped groove structure. Through setting up through-hole 64, can further improve the damping performance of entire system, make the vibration energy of electronic water pump in vibration environment consume fast in damping system to can reduce the effort of vibration to spacing stabilizer blade 65 welding department, greatly reduced the vibration inefficacy risk of connecting reed 6.
The specific structure of the mounting terminal 7 is as shown in fig. 4, 5 and 6, and includes a terminal main body 73, the terminal main body 73 is of an inverted S-shaped structure, a fixed connection structure is formed between the top end of the terminal main body 73 and the terminal clamping portion 71, the terminal clamping portion 71 is of a U-shaped structure, a 7-shaped structure is formed between the terminal clamping portion 71 and the terminal main body 73, and the mounting terminal 7 can be fixed and connected with the motor enameled wire 8 through the terminal clamping portion 71, so that the wire clamping structure is designed, not only the connection reliability can be ensured, but also the mounting terminal 7 can be prevented from being incapable of performing the mounting operation of the PCB2 due to unstable gravity. The top of the terminal holding portion 71 forms a chip suction portion 72, and the top end of the chip suction portion 72 forms a suction surface of a planar structure, which is generally a plane of at least 3mm × 3mm, so that the mounting terminal 7 can be stably and reliably sucked when the PCB2 is subjected to automated chip mounting work.
The bottom of the terminal body 73 is fixedly connected with a positioning leg 75 and a supporting leg 76 respectively, the free end of the positioning leg 75 can form a tapered boss structure, and the supporting leg 76 preferably adopts a U-shaped structure; the bottom end of the terminal main body 73 forms a soldering contact surface 77 of a planar structure, and the soldering fixation between the mounting terminal 7 and the PCB2 can be facilitated by the soldering contact surface 77. When the PCB2 is subjected to the mounting operation, the positioning legs 75 facilitate the clamping and positioning between the mounting terminals 7 and the corresponding positioning holes on the PCB2, so as to prevent the mounting terminals 7 from deviating when passing through a high temperature furnace in the PCB2 mounting operation; by providing the support legs 76, the mounting terminals 7 can be kept in a more upright state, and the contact area between the mounting terminals 7 and the PCB2 is increased, so that the stability of the mounting terminals 7 after the mounting work can be enhanced, and the vibration resistance of the mounting terminals 7 can be improved.
Adopt above-mentioned structural design's mounting terminal 7, formed an holistic damping vibration attenuation system, experience sinusoidal vibration test and random vibration test after, can ensure that it connects the fastening, does not have and drops, not only can satisfy automatic paster operation demand, moreover after the paster, even too high temperature stove can not lead to its overall position to take place the skew because the tin liquid flows. A through hole 74 may be additionally formed in the bottom of the terminal body 73, and the through hole 74 may be formed by performing a material removal process on a bottom plane portion of the mounting terminal 7; the through-holes 74 are preferably formed in a strip-shaped groove structure, and the through-holes 74 are preferably arranged in 2 parallel lines, as shown in fig. 4. Through setting up through-hole 74, can further improve the damping performance of whole system, make the vibration energy of electronic water pump in the vibration environment consume fast in the damping system to can reduce the effort of vibration to the welding department of location stabilizer blade 75, greatly reduced the vibration inefficacy risk of erection terminal 7.
The number of the positioning legs 75 is usually 3, and the 3 positioning legs 75 are preferably distributed in a delta shape through the ring through hole 74, so as to better prevent the mounting terminal 7 from shifting in the automatic patching operation of the PCB2, ensure and improve the connection reliability of the mounting terminal 7, and further improve the working reliability of the electronic water pump. It should be noted that the terminal main body 73 and the terminal holding portion 71 may be integrally formed, the patch absorbing portion 72 and the terminal holding portion 71 may be integrally formed, the positioning leg 75 and the terminal main body 73 may be integrally formed, and the supporting leg 76 and the terminal main body 73 may be integrally formed, so as to ensure reliable connection, facilitate processing, and reduce cost.
The above description is only exemplary of the present invention and should not be taken as limiting, and all changes, equivalents, and improvements made within the spirit and principles of the present invention should be understood as being included in the scope of the present invention.
Claims (10)
1. The utility model provides an electronic water pump damping structure, includes casing (1) and PCB (2), PCB (2) and casing (1) between form fixed connection structure, its characterized in that: the mounting terminal (7) comprises a terminal main body part (73), and the terminal main body part (73) is of an inverted S-shaped structure; the mounting terminal (7) is fixedly mounted on the PCB (2), and a fixed connection structure is formed between the mounting terminal (7) and the motor enameled wire (8).
2. The electronic water pump vibration reduction structure according to claim 1, characterized in that: the connector (5) is fixedly connected with the shell (1), the first connecting reed (6a) comprises a reed main body part (63), and the reed main body part (63) is of an inverted S-shaped structure; and a fixed connection structure is formed between the first connection reed (6a) and the reed resistor on the connector (5).
3. The electronic water pump vibration reduction structure according to claim 1, characterized in that: the capacitor (4) is fixedly mounted on the shell (1), the second connecting reed (6b) comprises a reed main body part (63), and the reed main body part (63) is of an inverted S-shaped structure; and a fixed connection structure is formed between the second connection reed (6b) and a capacitance leg on the capacitor (4).
4. The electronic water pump vibration reduction structure according to claim 3, characterized in that: still include support (3), PCB (2) be located between casing (1) and support (3), and form fixed connection structure between support (3), PCB (2), casing (1), condenser (4) fixed mounting on support (3).
5. The electronic water pump vibration reduction structure according to any one of claims 2 to 4, characterized in that: the bottom of the reed main body part (63) is provided with a through hole (64).
6. The electronic water pump vibration reduction structure according to any one of claims 2 to 4, characterized in that: and the bottom end of the reed main body part (63) is fixedly connected with a limiting supporting leg (65).
7. The electronic water pump vibration reduction structure according to any one of claims 1 to 4, characterized in that: a fixed connection structure is formed between the terminal main body part (73) and the terminal clamping part (71), and the terminal clamping part (71) is of a U-shaped structure.
8. The electronic water pump vibration reduction structure according to any one of claims 1 to 4, characterized in that: a through hole (74) is formed in the bottom of the terminal body (73).
9. The electronic water pump vibration reduction structure according to any one of claims 1 to 4, characterized in that: the bottom of the terminal main body part (73) is fixedly connected with a positioning support leg (75).
10. The electronic water pump vibration reduction structure according to any one of claims 1 to 4, characterized in that: the bottom of the terminal main body part (73) is fixedly connected with a supporting leg (76), and the supporting leg (76) is of a U-shaped structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921175758.3U CN210461034U (en) | 2019-07-25 | 2019-07-25 | Electronic water pump damping structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921175758.3U CN210461034U (en) | 2019-07-25 | 2019-07-25 | Electronic water pump damping structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461034U true CN210461034U (en) | 2020-05-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921175758.3U Active CN210461034U (en) | 2019-07-25 | 2019-07-25 | Electronic water pump damping structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461034U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259677A (en) * | 2019-07-25 | 2019-09-20 | 绵阳富临精工机械股份有限公司 | A kind of electronic water pump vibration-proof structure |
-
2019
- 2019-07-25 CN CN201921175758.3U patent/CN210461034U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110259677A (en) * | 2019-07-25 | 2019-09-20 | 绵阳富临精工机械股份有限公司 | A kind of electronic water pump vibration-proof structure |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 621000 No.37 Fenghuang Middle Road, high end equipment manufacturing industrial park, Fucheng District, Mianyang City, Sichuan Province Patentee after: Fulin Precision Co.,Ltd. Address before: 621000 No.37 Fenghuang Middle Road, high end equipment manufacturing industrial park, Fucheng District, Mianyang City, Sichuan Province Patentee before: Mianyang Fulin Jinggong Co.,Ltd. Address after: 621000 No.37 Fenghuang Middle Road, high end equipment manufacturing industrial park, Fucheng District, Mianyang City, Sichuan Province Patentee after: Mianyang Fulin Jinggong Co.,Ltd. Address before: 621000 No.37 Fenghuang Middle Road, high end equipment manufacturing industrial park, Fucheng District, Mianyang City, Sichuan Province Patentee before: MIANYANG FULIN PRECISION MACHINING Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231102 Address after: 621000 No. 27, longhui Road, Guangfu village, Wujia Town, Fucheng District, Mianyang City, Sichuan Province Patentee after: Sichuan Xinzhi Thermal Control Technology Co.,Ltd. Address before: 621000 No.37 Fenghuang Middle Road, high end equipment manufacturing industrial park, Fucheng District, Mianyang City, Sichuan Province Patentee before: Fulin Precision Co.,Ltd. |
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| TR01 | Transfer of patent right |