CN210461465U - Electromagnetic water pump clutch - Google Patents
Electromagnetic water pump clutch Download PDFInfo
- Publication number
- CN210461465U CN210461465U CN201921274272.5U CN201921274272U CN210461465U CN 210461465 U CN210461465 U CN 210461465U CN 201921274272 U CN201921274272 U CN 201921274272U CN 210461465 U CN210461465 U CN 210461465U
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- Prior art keywords
- disc
- belt pulley
- water pump
- magnetic conduction
- electromagnetic
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 39
- 230000008878 coupling Effects 0.000 claims abstract description 19
- 238000010168 coupling process Methods 0.000 claims abstract description 19
- 238000005859 coupling reaction Methods 0.000 claims abstract description 19
- 230000009471 action Effects 0.000 claims description 8
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 3
- 238000000926 separation method Methods 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 9
- 230000000694 effects Effects 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002633 protecting effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
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Abstract
The utility model belongs to the technical field of magnetic drive's clutch technique and specifically relates to a an electromagnetic water pump clutch for automobile water pump is disclosed, including pulley subassembly, solenoid subassembly, magnetic conduction fixed disk and follow-up disc subassembly. The utility model discloses a bridge type mounting structure, the first bearing of connecting the belt pulley, the retaining ring is located the axial through hole inboard of belt pulley, the magnetic conduction fixed disk, the second bearing, the axle sleeve of connecting the main shaft is located the axial through hole outside of belt pulley, solenoid assembly's coil groove and wherein solenoid all are located the centre of the axial through hole of belt pulley, effectively utilized the inner space of belt pulley, structural design is ingenious, and is compacter, installs and uses in being particularly useful for the less belt pulley of diameter. The utility model discloses an electromagnetic coil is disconnected, the outage, controls the combination and the separation of coupling dish in the follow-up dish subassembly and magnetic conduction fixed disk, and then the high-speed rotation and the low-speed rotation of control main shaft and water pump impeller, realizes the purpose that reduces automobile water pump's energy consumption.
Description
Technical Field
The utility model belongs to the technical field of magnetic drive clutch technique and specifically relates to an electromagnetic water pump clutch for automobile water pump is related to.
Background
The automobile water pump pumps out hot water in a water channel of an engine cylinder body and then pumps in cold water, thereby realizing cooling and heat dissipation of the engine and ensuring normal work of the engine. The electromagnetic clutch water pump can adjust the impeller of the water pump to run at full speed or low speed according to the water temperature of the engine, so that the energy-saving effect is achieved.
In the prior art, the diameter of a belt pulley of a common electromagnetic clutch water pump is large, enough space can be reserved for an electromagnetic coil, but in some clutches with small diameters, the installation space of the electromagnetic coil is limited, and the electromagnetic clutch water pump cannot be realized by adopting the existing structure.
Disclosure of Invention
In view of this, the technical problem to be solved by the present invention is to provide an electromagnetic water pump clutch, which can control the high-speed rotation and the low-speed rotation of the water pump impeller by turning on and off the electromagnetic coil, thereby reducing the energy consumption, and has a more compact structure, and is suitable for the installation of the belt pulley with a small diameter.
In order to solve the technical problem, the utility model provides an electromagnetic water pump clutch, which comprises a belt pulley assembly, an electromagnetic coil assembly, a magnetic conductive fixed disc and a follow-up disc assembly; the belt pulley assembly comprises a belt pulley with an axial through hole, a first bearing arranged on the inner side of the axial through hole, and a bearing retainer ring fixedly connected with a water pump shell; the electromagnetic coil assembly comprises a coil groove fixed with the bearing retainer ring and an electromagnetic coil installed in the coil groove; the magnetic conduction fixed disc is fixed on the outer side of the axial through hole, and the electromagnetic coil assembly is positioned between the first bearing and the magnetic conduction fixed disc; the follow-up disc assembly comprises a shaft sleeve used for connecting a main shaft, a follow-up disc fixedly connected with the shaft sleeve and a coupling disc connected to the inner side of the follow-up disc through a spring plate, a second bearing is arranged between the shaft sleeve and the magnetic conductive fixed disc, and a first permanent magnet generating suction to the follow-up disc is arranged on the belt pulley; the coupling disc is arranged corresponding to the electromagnetic coil, when the electromagnetic coil is electrified, the coupling disc is attracted with the magnetic conduction fixed disc under the magnetic force action of the electromagnetic coil, and when the electromagnetic coil is powered off, the coupling disc is separated from the magnetic conduction fixed disc under the elastic force action of the elastic sheet.
Preferably, the pulley comprises inner and outer race sections of different diameters, the outer race section being of greater diameter than the inner race section; the magnetic conduction fixed disc is fixed in the outer wheel groove section of the belt pulley through a fastener. As a further preferred design, the fastener adopts a screw, the belt pulley is provided with an installation groove on the side surface of the outer and inner groove sections, the magnetic conduction fixing disc is fixed in the installation groove through the screw, and when the belt pulley rotates, the magnetic conduction fixing disc and the belt pulley rotate simultaneously. Adopt the utility model discloses a structural design can effectively solve the equilibrium of double-deck belt pulley structure in to the belt pulley hand, prolongs the life of belt pulley.
Preferably, an annular groove is formed in the outer side surface of the belt pulley, the first permanent magnet is fixedly embedded in the groove bottom of the annular groove, and the peripheral edge of the follow-up disc is provided with a magnetic attraction matching part in clearance fit with the annular groove. When the electromagnetic coil is powered off, the belt pulley rotates, and the follow-up disc rotates at a low speed under the adsorption action of the first permanent magnet on the follow-up disc.
As a preferable technical solution, the coil groove and the bearing retainer ring are welded and fixed. During installation, the bearing retainer ring is fixed on the water pump shell, the main shaft is transmitted into the water pump shell and is provided with the impeller, and the belt pulley is driven by the belt to rotate relative to the bearing retainer ring and the coil groove.
As one the utility model discloses a further improvement, it is right still to correspond to be equipped with in the coil groove the magnetic conduction fixed disk produces the second permanent magnet of suction. The second permanent magnet is added in the electromagnetic coil assembly, so that the electromagnetic attraction can be increased in a limited space, and the coupling disc is more tightly adsorbed on the magnetic conductive fixed disc when the electromagnetic coil is electrified.
The utility model discloses can reach following technological effect:
compared with the prior art, the electromagnetic water pump clutch of the utility model only depends on the suction force of the first permanent magnet when the electromagnetic coil is powered off, so that the belt pulley drives the follow-up disc assembly and the main shaft to rotate at a low speed when rotating; when the electromagnetic coil is electrified, the coupling disc is combined with the magnetic conduction fixing disc, and the friction force between the coupling disc and the magnetic conduction fixing disc enables the main shaft and the follow-up disc assembly to rotate at a high speed along with the belt pulley; therefore, the utility model can control and reduce some unnecessary rotating speeds through the on-off of the electromagnetic coil, and realize the purpose of reducing energy consumption;
compared with the prior art, the utility model discloses a bridge type mounting structure, the inboard of belt pulley are first bearing and retaining ring, and the outside is magnetic conduction fixed disk, second bearing and axle sleeve, and solenoid subassembly is located the centre, under the condition that belt pulley diameter and water pump case size are fixed basically, and the axial through hole intermediate position of effectively utilizing the belt pulley installs solenoid subassembly, makes the structure compacter:
compared with the prior art, the utility model adds the second permanent magnet in the coil groove, utilizes the inner space of the belt pulley as much as possible, and increases the electromagnetic attraction;
compared with the prior art, the utility model discloses a follow-up dish still plays the effect that covers parts such as inboard coupling dish, magnetic conduction fixed disk, axle sleeve, second bearing in the outside of belt pulley, has certain protecting effect.
Drawings
Fig. 1 is a schematic structural view of the electromagnetic water pump clutch of the present invention.
In the drawings: 1-a belt pulley; 2-a coil slot; 3-a magnetic conduction fixing disc; 4-a follower disk; 5-a coupling plate; 6-a spring plate; 7-shaft sleeve; 9-a first permanent magnet; 10-an electromagnetic coil; 11-a second permanent magnet; 12-a bearing retainer ring; 13-a second bearing; 14-a first bearing; 15-a main shaft; 16-water pump housing.
Detailed Description
The invention is further illustrated by the following figures and examples.
Referring to fig. 1, the electromagnetic water pump clutch of the present embodiment includes a pulley assembly, an electromagnetic coil assembly, a magnetically conductive fixed disk 3, and a follower disk assembly.
The pulley assembly comprises a pulley 1 having an axial through hole, a first bearing 14 mounted inside the axial through hole, and a bearing collar 12 for fixed connection with a water pump housing 16. The bearing retainer 12 can be connected with the water pump housing 16 by welding or fixing by a fastener, and the mounted rear belt pulley 1 can rotate relative to the bearing retainer 12 and the water pump housing by the first bearing 14 under the drive of a belt. In this embodiment, the pulley 1 has a double-layered pulley structure, and includes an inner race section and an outer race section having different diameters, and the diameter of the outer race section is larger than that of the inner race section.
The electromagnetic coil assembly includes a coil groove 2 fixed with a bearing retainer 12, and an electromagnetic coil 10 installed in the coil groove 2. In the present embodiment, the coil groove 2 is an annular groove with an opening on the outer side, the opening of the coil groove 2 faces a direction away from the first bearing 14 (i.e., rightward in the drawing), and the coil groove 2 is fixed to the bearing ring 12 by welding. A gap is provided between the outer circumferential side wall of the coil slot 2 and the inner wall of the axial through hole.
And the magnetic conduction fixed disc 3 is fixed on the outer side of the axial through hole, and the electromagnetic coil assembly is positioned between the first bearing 14 and the magnetic conduction fixed disc 3. In this embodiment, the magnetically conductive fixing plate 3 is fixed in the outer race section of the pulley 1 by screws. In this embodiment, the magnetic conduction fixed disk is made of a material capable of conducting magnetic force, such as metal, alloy, and the like, specifically, an installation groove is formed in the side surface of the outer and inner groove sections of the belt pulley, the installation groove is located at the edge of the outer end of the axial through hole, the magnetic conduction fixed disk 3 is fixed in the installation groove through a screw, and when the belt pulley 1 rotates, the magnetic conduction fixed disk 3 and the belt pulley 1 rotate simultaneously.
The follow-up disc assembly comprises a shaft sleeve 7 used for connecting the main shaft, a follow-up disc 4 fixedly connected with the shaft sleeve 7 and a coupling disc 5 connected to the inner side of the follow-up disc 4 through an elastic sheet 6. The shaft sleeve 7 is coaxially fixed with the main shaft through a fastener, and a second bearing 13 is arranged between the shaft sleeve 7 and the magnetic conduction fixing disc 3. The coupling disc 5 is arranged in correspondence with the electromagnetic coil 10. When the electromagnetic coil 10 is powered off, the coupling disc 5 is separated from the magnetic conduction fixed disc 3 under the elastic action of the elastic sheet 6. The middle part of the follow-up disc 4 is provided with a step hole, the step hole is matched with the shaft sleeve 7, and the rest follow-up discs 4 of the shaft sleeve 7 are fixedly connected through sunk screws. The belt pulley 1 is provided with a first permanent magnet 9 generating suction force to the follow-up disc 4, specifically, an annular groove is formed in the outer side surface of the belt pulley 1, the first permanent magnet 9 is fixedly embedded in the groove bottom of the annular groove, and the peripheral edge of the follow-up disc 4 is provided with a magnetic attraction matching part in clearance fit with the annular groove.
The utility model discloses when the installation, the pulley subassembly passes through retaining ring 12 to be fixed on water pump shell 16, and main shaft 15 penetrates water pump shell 16 and installs impeller (not shown in the figure), and the welding of coil groove 2 is on retaining ring 2, and magnetic conduction fixed disk 3 passes through the fix with screw on belt pulley 1, and it is fixed with the main shaft that the follow-up dish subassembly passes through the screw.
In this embodiment, a second permanent magnet 11 generating attraction force to the magnetic conductive fixed disk 3 is correspondingly disposed in the coil slot 2, and preferably, the second permanent magnet 11 is installed at the opening of the coil slot 2.
The working process of the electromagnetic water pump clutch of the embodiment is as follows: when the electromagnetic coil 10 is electrified, the coupling disc is attracted with the magnetic conduction fixed disc 3 under the action of 5 electromagnetic attraction, and the belt pulley 1 drives the main shaft 15 and the impeller to rotate at a high speed under the combined action of the first permanent magnet 9, the second permanent magnet 11 and the attraction of the electromagnetic coil 10; when the electromagnetic coil 10 is powered off, the elastic restoring force of the elastic sheet 6 overcomes the suction force of the second permanent magnet 11, the coupling disc 5 is separated from the magnetic conduction fixed disc 3, and the belt pulley 1 drives the main shaft 15 and the impeller to rotate at a low speed through the follow-up disc 4 only by utilizing the suction force of the first permanent magnet 9, so that the energy consumption is reduced.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (5)
1. An electromagnetic water pump clutch is characterized by comprising a belt pulley assembly, an electromagnetic coil assembly, a magnetic conduction fixed disc and a follow-up disc assembly; the belt pulley assembly comprises a belt pulley with an axial through hole, a first bearing arranged on the inner side of the axial through hole, and a bearing retainer ring fixedly connected with a water pump shell; the electromagnetic coil assembly comprises a coil groove fixed with the bearing retainer ring and an electromagnetic coil installed in the coil groove; the magnetic conduction fixed disc is fixed on the outer side of the axial through hole, and the electromagnetic coil assembly is positioned between the first bearing and the magnetic conduction fixed disc; the follow-up disc assembly comprises a shaft sleeve used for connecting a main shaft, a follow-up disc fixedly connected with the shaft sleeve and a coupling disc connected to the inner side of the follow-up disc through a spring plate, a second bearing is arranged between the shaft sleeve and the magnetic conductive fixed disc, and a first permanent magnet generating suction to the follow-up disc is arranged on the belt pulley; the coupling disc is arranged corresponding to the electromagnetic coil, when the electromagnetic coil is electrified, the coupling disc is attracted with the magnetic conduction fixed disc under the magnetic force action of the electromagnetic coil, and when the electromagnetic coil is powered off, the coupling disc is separated from the magnetic conduction fixed disc under the elastic force action of the elastic sheet.
2. The electromagnetic water pump clutch of claim 1, wherein said pulley includes an inner race section and an outer race section of different diameters, said outer race section having a larger diameter than said inner race section; the magnetic conduction fixed disc is fixed in the outer wheel groove section of the belt pulley through a fastener.
3. The electromagnetic water pump clutch as claimed in claim 1 or 2, wherein an annular groove is formed on an outer side surface of the pulley, the first permanent magnet is fixedly embedded in a groove bottom of the annular groove, and a magnetic attraction engagement portion which is in clearance fit with the annular groove is formed on an outer peripheral edge of the follower disk.
4. The electromagnetic water pump clutch of claim 1, wherein the coil groove is welded to the bearing retainer ring.
5. The electromagnetic water pump clutch as claimed in claim 1 or 4, wherein a second permanent magnet generating a suction force to the magnetic conductive fixing disk is correspondingly disposed in the coil slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921274272.5U CN210461465U (en) | 2019-08-07 | 2019-08-07 | Electromagnetic water pump clutch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921274272.5U CN210461465U (en) | 2019-08-07 | 2019-08-07 | Electromagnetic water pump clutch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210461465U true CN210461465U (en) | 2020-05-05 |
Family
ID=70450165
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921274272.5U Active CN210461465U (en) | 2019-08-07 | 2019-08-07 | Electromagnetic water pump clutch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210461465U (en) |
-
2019
- 2019-08-07 CN CN201921274272.5U patent/CN210461465U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240625 Address after: No. 2 Xingang Road, Yandu Street, Yandu District, Yancheng City, Jiangsu Province, 224006 Patentee after: Jiangsu Xinxuanyi Technology Co.,Ltd. Country or region after: China Address before: No. 17 Gugang Road, Industrial Park, Chengxiang Town, Taicang City, Suzhou City, Jiangsu Province, 215411 Patentee before: JIANGSU RUIXIN UNITED AUTOMOBILE TECHNOLOGY GROUP Co.,Ltd. Country or region before: China |