CN209045271U - Electromagnetic spool device - Google Patents
Electromagnetic spool device Download PDFInfo
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- CN209045271U CN209045271U CN201821625190.6U CN201821625190U CN209045271U CN 209045271 U CN209045271 U CN 209045271U CN 201821625190 U CN201821625190 U CN 201821625190U CN 209045271 U CN209045271 U CN 209045271U
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- extension
- electromagnetic spool
- buckle
- spool device
- stator casing
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Abstract
The utility model relates to a kind of electromagnetic spool devices, and for driving electric expansion valve, electric expansion valve includes valve body, fixed frame electromagnetic spool device being fixed on valve body；Electromagnetic spool device includes at least coil body, the stator casing being set on the outside of coil body, takes shape in the insulating layer outside stator casing and the buckle with fixed frame cooperation, stator casing is provided with to extending and be exposed to the extension of insulating layer far from valve body direction, extension with snap connection.Electromagnetic spool device in the utility model, buckle is connect with the extension of stator casing using non-solder, the coating of buckle Yu extension junction will not be destroyed, to effectively solve that the plating damage layer for leading to buckle and stator casing weld is welded and fixed due to using in the prior art, when buckling stress, the problem of gap is also easy to produce to allow moisture to enter gap, commissure is caused to be got rusty.
Description
Technical field
The utility model relates to a kind of electromagnetic spool devices.
Background technique
Electromagnetic spool device can be applied to multiple fields, and the coil as electric expansion valve is more typically to apply.
Electric expansion valve generally includes at least electromagnetic coil, valve body and the fixed frame being fixed on electromagnetic coil on valve body.Electromagnetic coil
Including at least buckle, stator casing and the insulating layer being wrapped in outside stator casing；Stator casing is connect by buckle with fixed frame,
To realize the earth-continuity of stator casing.
Chinese patent CN201310483581.4 discloses a kind of electric expansion valve, please refers to CN201310483581.4's
Fig. 1 to Fig. 3, locating plate include first connecting portion for being conductively connected with stator casing and for being conductively connected with valve body
Second connecting portion, first connecting portion have a contact surface cooperated with the arc surface shape of stator casing, outside the contact surface and stator
Shell is welded and fixed.From the above as can be seen that due to using welding manner, the coating of buckle and stator casing weld is broken
It is bad, when buckling stress, gap is also easy to produce to allow moisture to enter gap, commissure is caused to be got rusty.
Utility model content
Based on this, provide a kind of electromagnetic spool device, effectively solve in electromagnetic spool device in the prior art buckle with
Stator casing welding causes to plate damage layer, and gap location is generated when buckling stress and enters moisture, is asked so as to cause what commissure was got rusty
Topic.
A kind of electromagnetic spool device, for driving electric expansion valve, electric expansion valve includes at least valve body, by electromagnetic coil
Device is fixed on the fixed frame on valve body；Electromagnetic spool device includes at least coil body, is set on the outside of coil body and determines
Subshell takes shape in insulating layer outside stator casing and the buckle with fixed frame cooperation, which is characterized in that stator casing be equipped with to
Extend and be exposed to the extension of insulating layer far from valve body direction, extension with snap connection.
Further, extension is fixed with connector is snapped through.
Further, the first mounting hole is arranged in extension, and buckle includes matching with the interconnecting piece of extension cooperation, with fixed frame
The second mounting hole is arranged on interconnecting piece in the positioning region of conjunction and the transition part for connecting interconnecting piece and positioning region, and connector passes through first
Mounting hole and the second mounting hole fixed card buckle and stator casing.
Further, connector is rivet.
Further, connector is screw, and the first mounting hole is equipped with the screw thread with screw fit.
Further, it is covered with Embedding Material at extension, which at least covers extension and connector.
Further, buckle include with extension cooperation interconnecting piece and with fixed frame cooperation positioning region, positioning region by
Interconnecting piece one end is bent to valve body to be extended, and third mounting hole is arranged on the interconnecting piece, and third mounting hole and extension cooperate.
Further, it is covered with Embedding Material at extension, which at least covers extension and third mounting hole.
Compared with prior art, electromagnetic spool device provided by the utility model, stator casing are equipped with to far from valve body side
To the extension for extending and being exposed to insulating layer, extension with snap connection.The utility model has the advantage of buckle and stators
The extension of shell is connected using non-solder, avoids the problem of buckle gets rusty with stator casing junction plating damage layer, weld seam,
Guarantee stator casing earth-continuity simultaneously, to improve the service life of electromagnetic spool device.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of electromagnetic spool device in the utility model first embodiment.
Fig. 2 is the structural schematic diagram of stator casing in the utility model first embodiment.
Fig. 3 is the structural schematic diagram of electric expansion valve in the utility model first embodiment.
Fig. 4 is the schematic cross-sectional view of electromagnetic spool device in the utility model first embodiment.
Fig. 5 is the structural schematic diagram of electromagnetic spool device in the utility model second embodiment.
Fig. 6 is the structural schematic diagram buckled in the utility model second embodiment.
Fig. 7 is the schematic cross-sectional view of electromagnetic spool device in the utility model second embodiment.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
The present invention will be further described in detail for example.It should be appreciated that specific embodiment described herein is only to explain this
Utility model is not used to limit the utility model.It should be noted that in the absence of conflict, the implementation in the application
Feature in example and embodiment can be combined with each other.
Referring to Figure 1 to a kind of electromagnetic spool device that Fig. 4, the utility model first embodiment are provided, for driving electricity
Sub- expansion valve, the electric expansion valve include at least valve body 1, which are fixed on the fixed frame 2 on the valve body 1；
Electromagnetic spool device includes at least coil body, the stator casing 4 being set on the outside of coil body, takes shape in outside stator casing 4
Insulating layer and with fixed frame 2 cooperate buckle 3, stator casing 4 be equipped with to far from 1 direction of valve body extend and be exposed to insulating layer
Extension 41, which 3 connect with buckle.
Specifically, in the first embodiment, electromagnetic spool device further includes the terminals sub-portion for protruding from its circumference side
8, the circumference side middle section of stator casing 4 is radially along extending to form extension 41 far from 1 direction of valve body is straight, the extension
41 are located at 8 direction of terminals sub-portion of electromagnetic spool device circumferencial direction, which is plane, which matches with buckle 3
Close positioning.Stator casing 4 is connect by extension 41 with buckle 3.Extension 41 can also prolong from other positions of stator casing 4
It stretches, such as circumference side and the directly radially straight extension of circular flat junction of stator casing 4.
In the first embodiment, extension 41 and buckle 3 are fixed by connector 5, are connected, are avoided using non-solder mode
The problem of buckle gets rusty with stator casing junction plating damage layer, weld seam.Buckle 3 is provided with the interconnecting piece cooperated with extension 41
31, the positioning region 33 cooperated with fixed frame 2, and connect the transition part of the interconnecting piece 31 and positioning region 33.The setting of extension 41 the
One mounting hole 42, interconnecting piece 31 are arranged the second mounting hole 32, connector 5 by the first mounting hole 42 and the second mounting hole 32 to
Fixed card buckle 3 and stator casing 4.Further, connector 5 is rivet or screw.When connector 5 is screw, the first installation
The screw thread of hole 42 setting and screw fit, the second mounting hole 32 can be set the screw thread with screw fit, can also be not provided with spiral shell
Line.The lug boss protruded to electromagnetic spool device is provided on positioning region 33, the lug boss and the cooperation of fixed frame 2 position.
In the first embodiment, Embedding Material 6 is covered at extension 41, Embedding Material 6 covers extension 41 and connection
Part 5.Housing 7 is set outside the terminals sub-portion 8 of electromagnetic spool device, forms cavity between the housing 7 and terminals sub-portion 8, it should
Embedding Material 6 is filled in cavity.Extension 41 is arranged on terminals sub-portion direction, and exposed extension 41 is in above-mentioned cavity
It is interior.When Embedding Material 6 fills cavity, Embedding Material 6 covers the extension 41 being exposed to outside insulating layer at the cavity, 3 and of buckle
Connector 5, to reinforce the connection of buckle 3 with stator casing 4.Preferably, Embedding Material 6 uses resin material, Embedding Material 6
It may be other materials, guarantee fixation and the sealing effect of the extension 41 being exposed to outside insulating layer, buckle 3 and connector 5
?.
Please refer to Fig. 5 to Fig. 7, a kind of electromagnetic spool device that the utility model second embodiment provides, the electromagnetic coil
Device and the electromagnetic spool device structure of above-mentioned first embodiment are essentially identical, the difference is that only 3 setting third of buckle
The extension 41 of mounting hole, the third mounting hole and stator casing 4 cooperates, thus fixed card buckle and stator casing.3 setting of buckle
The positioning region for having the interconnecting piece cooperated with extension 41 and cooperating with fixed frame 2, positioning region is bent from interconnecting piece one end to valve body 1
Extend.Third mounting hole, third mounting hole and extension clearance fit are set on interconnecting piece, and third mounting hole is preferably a word
Hole.It is worth noting that, third mounting hole and extension can also use tight fit.It is covered with Embedding Material at extension, fills
Closure material covers exposed extension and third mounting hole.The structure of the electromagnetic spool device of second embodiment is no longer superfluous herein
It states.
It should be noted that the description and claims of this application and term " first " in above-mentioned attached drawing, "
Two " etc. be to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that using in this way
Data be interchangeable under appropriate circumstances, so as to presently filed embodiment described herein, such as can be in addition at this
In illustrate or description those of other than sequence implement.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (8)
1. a kind of electromagnetic spool device, for driving electric expansion valve, the electric expansion valve includes at least valve body (1), by institute
State the fixed frame (2) that electromagnetic spool device is fixed on the valve body；The electromagnetic spool device includes at least coil body, set
Be located at the stator casing (4) on the outside of the coil body, take shape in the outer insulating layer of the stator casing (4) and with the fixation
Frame (2) cooperation buckle (3), which is characterized in that the stator casing (4) be equipped with to far from the valve body (1) direction extend and
It is exposed to the extension (41) of the insulating layer, the extension (41) connect with the buckle (3).
2. electromagnetic spool device as described in claim 1, which is characterized in that the extension (41) and the buckle (3) are logical
It is fixed to cross connector (5).
3. electromagnetic spool device as claimed in claim 2, which is characterized in that the first mounting hole is arranged in the extension (41)
(42), the buckle (3) includes determining with the interconnecting piece (31) of the extension (41) cooperation, with what the fixed frame (2) cooperated
The is arranged on the interconnecting piece (31) for position portion (33) and the transition part for connecting the interconnecting piece (31) and the positioning region (33)
Two mounting holes (32), the connector (5) pass through described in first mounting hole (42) and second mounting hole (32) fixation
Buckle (3) and the stator casing (4).
4. electromagnetic spool device as claimed in claim 3, which is characterized in that the connector (5) is rivet.
5. electromagnetic spool device as claimed in claim 3, which is characterized in that the connector (5) is screw, first peace
Hole (42) are filled equipped with the screw thread with the screw fit.
6. electromagnetic spool device as claimed in claim 3, which is characterized in that be covered with Embedding Material at the extension (41)
(6), the Embedding Material (6) at least covers the extension (41) and the connector (5).
7. electromagnetic spool device as described in claim 1, which is characterized in that the buckle (3) includes and the extension
(41) interconnecting piece cooperated and the positioning region with the fixed frame (2) cooperation, the positioning region is from described interconnecting piece one end to institute
It states valve body (1) bending to extend, third mounting hole, the third mounting hole and the extension is set on the interconnecting piece (31)
(41) cooperate.
8. electromagnetic spool device as claimed in claim 7, which is characterized in that be covered with Embedding Material at the extension (41)
(6), the Embedding Material (6) at least covers the extension (41) and the third mounting hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821625190.6U CN209045271U (en) | 2018-10-08 | 2018-10-08 | Electromagnetic spool device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821625190.6U CN209045271U (en) | 2018-10-08 | 2018-10-08 | Electromagnetic spool device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209045271U true CN209045271U (en) | 2019-06-28 |
Family
ID=67035307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821625190.6U Active CN209045271U (en) | 2018-10-08 | 2018-10-08 | Electromagnetic spool device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209045271U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811157A (en) * | 2022-04-06 | 2022-07-29 | 浙江中宝自控元件有限公司 | Motor fixing structure and electric valve applying same |
-
2018
- 2018-10-08 CN CN201821625190.6U patent/CN209045271U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114811157A (en) * | 2022-04-06 | 2022-07-29 | 浙江中宝自控元件有限公司 | Motor fixing structure and electric valve applying same |
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