CN216487634U - High-speed electromagnet - Google Patents
High-speed electromagnet Download PDFInfo
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- CN216487634U CN216487634U CN202121715953.8U CN202121715953U CN216487634U CN 216487634 U CN216487634 U CN 216487634U CN 202121715953 U CN202121715953 U CN 202121715953U CN 216487634 U CN216487634 U CN 216487634U
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Abstract
The utility model relates to a high-speed electromagnet, which comprises an iron core (1) embedded in a valve sleeve (2), wherein the side wall of the valve sleeve (2) is provided with an oil unloading hole (2.1), the center of the iron core (1) is provided with a central hole along the axial direction of the iron core, the bottom surface of the iron core (1) is provided with a coil component mounting groove (101) with an annular structure for mounting a coil component, and the top surface of the iron core (1) is provided with two lead holes (102) communicated with the coil component mounting groove (101); the iron core is characterized in that an oil unloading groove (1.1) is transversely arranged on the top surface of the iron core (1) along the radial direction of the iron core, the inner sleeve (3) is embedded in a central hole of the iron core (1), an oil outlet (3.1) is formed in the side wall of the inner sleeve (3), the oil outlet (3.1) is communicated with the oil unloading groove (1.1), and the oil unloading groove (1.1) is communicated with the oil unloading hole (2.1). The high-speed electromagnet has the advantages of simple structure and low production and manufacturing cost.
Description
Technical Field
The utility model relates to a high-speed electromagnet, and belongs to the technical field of electromagnets.
Background
The high-speed electromagnet has a high response speed (only 400 mu s is needed for one time of opening), so that the high-speed electromagnet becomes one of the core components of the high-pressure common rail fuel system. The company has reported in 2018 that Chinese patent "high-speed electromagnet special for high-power marine diesel engine" with patent number "201821355661.6", "Beijing Asia New science latitude oil pump oil nozzle limited company" has reported in 2017 Chinese patent "201721881759.0" a high-pressure common rail pump and an oil inlet and outlet valve assembly used for the same ", and the structures adopted in some automobile host factories such as those in fig. 9 and 10 at present, and the structures are complex, and the iron core is pressed together by a shell after being added with a positioning sleeve and a valve seat, so that the parts are many, the processing efficiency is low, the assembly process is complex, and the production cost is high and the production efficiency is low; meanwhile, the iron core of the main structure is formed by laminating silicon steel sheets manually, and the efficiency is low, so that the manufacturing cost of enterprises is not reduced. Therefore, a high-speed electromagnet capable of solving the above problems is desired.
Disclosure of Invention
The utility model aims to overcome the defects and provide a high-speed electromagnet which has the advantages of simple structure and low production and manufacturing cost.
The purpose of the utility model is realized as follows:
the first implementation mode comprises the following steps:
a high-speed electromagnet comprises an iron core embedded in a valve sleeve, wherein an oil discharging hole is formed in the side wall of the valve sleeve, a central hole is formed in the center of the iron core along the axial direction of the iron core, a coil assembly mounting groove of an annular structure is formed in the bottom surface of the iron core and used for mounting a coil assembly, and two coil assembly mounting grooves communicated with a lead hole are formed in the top surface of the iron core; the top surface of the iron core is transversely provided with an oil unloading groove along the radial direction, the inner sleeve is embedded in the central hole of the iron core, the side wall of the inner sleeve is provided with an oil outlet hole, the oil outlet hole is communicated with the oil unloading groove, and the oil unloading groove is communicated with the oil unloading hole.
According to the high-speed electromagnet, the side wall of the inner sleeve is obliquely provided with the oil outlet.
The utility model relates to a high-speed electromagnet.A wire outlet hole for embedding a buckle cap is vertically arranged on the top surface of a valve sleeve and is communicated with a wire hole; the buckle cap is sleeved on the lead-out wire of the coil assembly.
The high-speed electromagnet is of an integrated structure, and the outer wall of the iron core is vertically provided with the isolation groove along the axial direction of the iron core, and the isolation groove penetrates through the center hole of the iron core.
The second embodiment:
a high-speed electromagnet comprises an iron core embedded in a valve sleeve, wherein the center of the iron core is provided with a central hole along the axial direction of the iron core, and an inner sleeve is embedded in the central hole of the iron core; the lateral wall of valve barrel is provided with the oil discharge runner, the outer wall of iron core is along its axial vertical isolation groove that is provided with, and this isolation groove runs through the centre bore of iron core, and the lateral wall slant of endotheca is provided with the oil outlet, and the oil outlet is linked together with the oil discharge runner.
The third embodiment is as follows:
a high-speed electromagnet comprises a valve sleeve, wherein two wire outlet holes are vertically formed in the top surface of the valve sleeve, an iron core installation groove of an annular structure is formed in the bottom surface of the valve sleeve, the two wire outlet holes are communicated with the iron core installation groove, and an iron core of the annular structure is embedded in the iron core installation groove; and an oil discharge flow passage is transversely arranged on the side wall of the valve sleeve.
According to the high-speed electromagnet, the coil assembly mounting groove of the annular structure is formed in the bottom surface of the iron core and used for mounting the coil assembly, the two lead holes communicated with the coil assembly mounting groove are formed in the top surface of the iron core and used for leading out lead wires of the coil assembly, and the lead holes are communicated with the lead holes to ensure that the lead wires of the coil assembly are led out.
The utility model relates to a high-speed electromagnet, wherein an iron core is formed by sintering powder metallurgy.
Compared with the prior art, the utility model has the beneficial effects that:
the valve sleeve is of a complete integrated structure, and the outer shell, the positioning sleeve and the valve seat are combined into the valve sleeve (the complete structure also enables the sealing structure and the oil discharge flow channel between the original accessories to be free from additional assembly and design reservation), so that the number of the accessories is reduced, the structure is simpler, the process is simplified, the integral processing is more convenient and faster, and the cost is effectively reduced.
Meanwhile, the iron core is also changed into an integral structure, and then the isolation groove is vertically cut to reduce the generation of eddy current, so that the manufacturing is simpler (the conventional process of painting dipping is carried out after the iron core is manually stacked and then is pressed by a superposition tool, the process is complicated, the efficiency is low), the assembly is more convenient, and the production efficiency of an enterprise is effectively improved.
In addition, after the valve sleeve of the integrated structure is adopted, the passage for oil unloading through the gap between the positioning sleeve and the valve seat is blocked in the original conventional structure, and therefore the oil unloading passage is formed after the oil guide hole is obliquely arranged on the inner sleeve to communicate with the oil unloading groove, the cost is reduced, the overall appearance is not changed, the overall function is not affected, and the valve sleeve is convenient to be used for direct replacement.
Drawings
Fig. 1 is a sectional view of a high-speed electromagnet according to the present invention.
Fig. 2 is a cross-sectional view of another cross-section of a high-speed electromagnet according to the present invention.
Fig. 3 is a sectional view of a core of a high-speed electromagnet according to the present invention.
Fig. 4 is a top view of the core of a high-speed electromagnet according to the present invention.
Fig. 5 is a top view of a valve sleeve of a high speed electromagnet of the present invention.
Fig. 6 is a cross-sectional view a-a of fig. 5 of a high-speed electromagnet according to the present invention.
Fig. 7 is a cross-sectional view of a valve sleeve of a high-speed electromagnet of the present invention.
Fig. 8 is a schematic structural diagram of an inner sleeve of a high-speed electromagnet according to the present invention.
Fig. 9 to 10 are sectional views of conventional high-speed electromagnets.
Fig. 11 to 12 are cross-sectional views of another embodiment of a high-speed electromagnet according to the present invention.
Fig. 13 to 14 are schematic structural diagrams of an iron core according to another embodiment of the high-speed electromagnet of the present invention.
Fig. 15 to 16 are schematic structural views of a valve sleeve of another embodiment of a high-speed electromagnet according to the present invention.
Fig. 17 is a schematic structural diagram of an inner sleeve of another embodiment of a high-speed electromagnet according to the present invention.
Fig. 18 is a sectional view of a third embodiment of a high-speed electromagnet according to the present invention.
Fig. 19 is a sectional view of a core of a third embodiment of a high-speed electromagnet according to the present invention.
Fig. 20 is a top view of a core of a third embodiment of a high-speed electromagnet according to the present invention.
Fig. 21 is a cross-sectional view of a valve sleeve of a third embodiment of a high speed electromagnet of the present invention.
Fig. 22 is a cross-sectional view of another section of the valve sleeve of the third embodiment of a high speed electromagnet of the present invention.
Wherein:
the valve comprises an iron core 1, a valve sleeve 2, an inner sleeve 3 and a buckle cap 4;
a coil block mounting groove 101, a lead hole 102;
an oil discharge groove 1.1 and an isolation groove 1.2;
an outlet hole 201 and an iron core mounting groove 202;
an oil discharge hole 2.1 and an oil discharge flow passage 2.2;
oil outlet 3.1.
Detailed Description
The first embodiment is as follows:
referring to fig. 1 to 8, the high-speed electromagnet according to the present invention includes an iron core 1 embedded in a valve housing 2, wherein an oil discharge hole 2.1 is formed in a side wall of the valve housing 2, a central hole is formed in a center of the iron core 1 along an axial direction thereof, a coil component mounting groove 101 having an annular structure is formed in a bottom surface of the iron core 1 for mounting a coil component, and two lead holes 102 communicated with the coil component mounting groove 101 are formed in a top surface of the iron core 1 for leading out lead-out wires of the coil component.
The top surface of iron core 1 transversely is provided with one along its radial oil groove 1.1 that unloads, the outer wall of iron core 1 is provided with isolation groove 1.2 along its axial is vertical, and this isolation groove 1.2 runs through the centre bore of iron core 1 to play the effect of separation vortex.
The top surface of the valve sleeve 2 is vertically provided with a wire outlet hole 201 for embedding the buckle cap 4, and the wire outlet hole 201 is communicated with the wire hole 102; detain cap 4 and be used for encapsulating the lead-out wire, the bottom of conventional knot cap 4 and the top surface of position sleeve contact the back and insert the corresponding downthehole of disk seat, and detain cap 4 direct whole the embedding in the valve barrel 2 of integral type structure in this scheme, consequently the encapsulation effect is better.
The inner sleeve 3 is embedded in the central hole of the iron core 1, an oil outlet hole 3.1 is obliquely arranged on the side wall of the inner sleeve 3, the oil outlet hole 3.1 is communicated with an oil discharge groove 1.1, and the oil discharge groove 1.1 is communicated with an oil discharge hole 2.1.
The valve sleeve 2 adopts an integrated structure, and integrally replaces a split type assembly structure of a shell, a positioning sleeve and a valve seat in a conventional design structure, so that the production process and the manufacturing cost are greatly simplified; after the integrated structure is adopted, the smoothness of a leakage flow channel is ensured by matching with an oil discharge groove 1.1 formed in the top of the iron core 1; meanwhile, the iron core 1 adopts an integrated structure to replace the conventional silicon steel sheet stacking process, so that the preparation is simpler and more reliable, and the cost is further reduced.
Furthermore, after the isolation grooves 1.2 are cut on the iron core 1, the iron core 1 can be made of a novel material for resisting eddy current generation, and the eddy current generation is further reduced.
Example two:
referring to fig. 11 to 17, the high-speed electromagnet according to the present invention includes an iron core 1 embedded in a valve housing 2, a central hole is formed in the center of the iron core 1 along an axial direction thereof, a coil assembly mounting groove 101 having an annular structure is formed in a bottom surface of the iron core 1 for mounting a coil assembly, and two coil assembly mounting grooves 101 communicated with lead holes 102 are formed in a top surface of the iron core 1 for leading out the coil assembly.
An oil discharge flow channel 2.2 is horizontally and transversely arranged on the side wall of the valve sleeve 2, an isolation groove 1.2 is vertically arranged on the outer wall of the iron core 1 along the axial direction of the iron core, and the isolation groove 1.2 penetrates through the central hole of the iron core 1, so that the vortex is blocked; the inner sleeve 3 is embedded in the central hole of the iron core 1, an oil outlet 3.1 is horizontally and transversely arranged on the side wall of the inner sleeve 3, and the oil outlet 3.1 is communicated with an oil discharge flow passage 2.2; thereby forming an oil discharge flow passage; and oil outlet 3.1 and oil discharge runner 2.2 are the level setting, need not to set up like embodiment one the slant and communicate through oil discharge groove 1.1, adopt this embodiment to make overall structure simpler and processing more convenient in the condition that allows to change the oil return position, further reduced manufacturing cost.
The top surface of the valve sleeve 2 is vertically provided with a wire outlet hole 201 for embedding the buckle cap 4, and the wire outlet hole 201 is communicated with the wire hole 102; detain cap 4 and be used for encapsulating the lead-out wire, the bottom of conventional knot cap 4 and the top surface of position sleeve contact the back and insert the corresponding downthehole of disk seat, and detain cap 4 direct whole the embedding in the valve barrel 2 of integral type structure in this scheme, consequently the encapsulation effect is better.
The valve sleeve 2 adopts an integrated structure, and integrally replaces a split type assembly structure of a shell, a positioning sleeve and a valve seat in a conventional design structure, so that the production process and the manufacturing cost are greatly simplified; meanwhile, the iron core 1 adopts an integrated structure to replace the conventional silicon steel sheet stacking process, so that the preparation is simpler and more reliable, and the cost is further reduced.
Further, can carry out high temperature curing and polish after pouring the glue in the coil pack mounting groove 101 of the 1 bottom surface of iron core that is equipped with coil pack after the assembly to guarantee to coil pack's sealing.
Example three:
referring to fig. 18 to 22, the high-speed electromagnet according to the present invention includes a valve housing 2, two wire outlet holes 201 are vertically disposed on a top surface of the valve housing 2, an iron core mounting groove 202 of an annular structure is disposed on a bottom surface of the valve housing 2, the two wire outlet holes 201 are communicated with the iron core mounting groove 202, and an iron core 1 of the annular structure is embedded in the iron core mounting groove 202; at this time, the inner sleeve 3 is integrated into the valve sleeves 2 in the first and second conventional embodiments to form an integrated structure, so that the number of parts is further reduced, and the process is simplified.
The bottom surface of the iron core 1 is provided with a coil component mounting groove 101 of an annular structure for mounting a coil component, the top surface of the iron core 1 is provided with two lead holes 102 communicated with the coil component mounting groove 101 for leading out lead-out wires of the coil component, and the lead holes 102 are communicated with the lead-out holes 201 to ensure the lead-out wires of the coil component to be led out.
An oil discharge flow channel 2.2 is transversely arranged on the side wall of the valve sleeve 2, one end of the oil discharge flow channel 2.2 is communicated with the central hole of the valve sleeve 2, and the other end of the oil discharge flow channel is communicated to the outside.
The valve sleeve 2 adopts an integrated structure, integrally replaces a split type assembly structure of a shell, a positioning sleeve, a valve seat and an inner sleeve in a conventional design structure, further simplifies the structure of spare parts of the valve sleeve, and is beneficial to simplifying the process and reducing the manufacturing cost; meanwhile, the iron core 1 adopts an integrated structure to replace the conventional silicon steel sheet stacking process, so that the preparation is simpler and more reliable, and the cost is further reduced.
Further, the iron core 1 is sintered by powder metallurgy; the powder metallurgy sintering process comprises the following steps: the metal powder or the mixture of the metal powder and the nonmetal powder is used as the raw material to be made into the metal material and the composite material through the process route of forming and sintering. Similarly, the iron cores 1 of the first and second embodiments may be sintered by powder metallurgy. After the iron core 1 is sintered by powder metallurgy, even the iron core 1 with the eddy current inhibiting performance can be manufactured by only using the powder metallurgy sintering process without forming the isolation groove 1.2 on the iron core 1 (of course, for the sake of guarantee, the isolation groove 1.2 can be formed according to the requirements of customers).
In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.
Claims (6)
1. The utility model provides a high-speed electromagnet, includes iron core (1) of embedding in valve barrel (2), the lateral wall of valve barrel (2) is provided with unloads oilhole (2.1), and iron core (1) center is provided with the centre bore along its axial, and endotheca (3) are embedded in the centre bore of iron core (1), its characterized in that:
the oil discharging device is characterized in that an oil discharging groove (1.1) is transversely arranged on the top surface of the iron core (1) along the radial direction of the iron core, an oil outlet (3.1) is formed in the side wall of the inner sleeve (3), the oil outlet (3.1) is communicated with the oil discharging groove (1.1), and the oil discharging groove (1.1) is communicated with the oil discharging hole (2.1).
2. A high-speed electromagnet as claimed in claim 1, wherein: the side wall of the inner sleeve (3) is obliquely provided with an oil outlet (3.1).
3. A high-speed electromagnet according to claim 1 or 2, characterized in that: the bottom surface of the iron core (1) is provided with a coil component mounting groove (101) with an annular structure for mounting a coil component, and the top surface of the iron core (1) is provided with two coil component mounting grooves (101) communicated with the lead holes (102); the top surface of the valve sleeve (2) is vertically provided with a wire outlet hole (201) for embedding the buckle cap (4), and the wire outlet hole (201) is communicated with the wire leading hole (102); the buckle cap (4) is sleeved on the lead-out wire of the coil assembly.
4. A high-speed electromagnet according to claim 1 or 2, characterized in that: iron core (1) formula structure as an organic whole, and the outer wall of iron core (1) is provided with isolation groove (1.2) along its axial is vertical, and this isolation groove (1.2) runs through the centre bore of iron core (1).
5. The utility model provides a high-speed electromagnet, includes iron core (1) of embedding in valve barrel (2), and iron core (1) center is provided with the centre bore along its axial, and endotheca (3) are embedded in the centre bore of iron core (1), its characterized in that:
the side wall of the valve sleeve (2) is provided with an oil discharge flow passage (2.2), the side wall of the inner sleeve (3) is provided with an oil outlet (3.1), and the oil outlet (3.1) is communicated with the oil discharge flow passage (2.2).
6. A high-speed electromagnet according to claim 5, characterized in that: the outer wall of the iron core (1) is vertically provided with an isolation groove (1.2) along the axial direction of the iron core, and the isolation groove (1.2) penetrates through a center hole of the iron core (1).
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121715953.8U CN216487634U (en) | 2021-07-27 | 2021-07-27 | High-speed electromagnet |
| CN202220175978.1U CN217562329U (en) | 2021-07-27 | 2021-07-27 | High-speed electromagnet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121715953.8U CN216487634U (en) | 2021-07-27 | 2021-07-27 | High-speed electromagnet |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220175978.1U Division CN217562329U (en) | 2021-07-27 | 2021-07-27 | High-speed electromagnet |
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| Publication Number | Publication Date |
|---|---|
| CN216487634U true CN216487634U (en) | 2022-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220175978.1U Active CN217562329U (en) | 2021-07-27 | 2021-07-27 | High-speed electromagnet |
| CN202121715953.8U Active CN216487634U (en) | 2021-07-27 | 2021-07-27 | High-speed electromagnet |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220175978.1U Active CN217562329U (en) | 2021-07-27 | 2021-07-27 | High-speed electromagnet |
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| CN (2) | CN217562329U (en) |
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- 2021-07-27 CN CN202220175978.1U patent/CN217562329U/en active Active
- 2021-07-27 CN CN202121715953.8U patent/CN216487634U/en active Active
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| CN217562329U (en) | 2022-10-11 |
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