CN110173588A - A kind of solenoid valve and refrigerating plant - Google Patents
A kind of solenoid valve and refrigerating plant Download PDFInfo
- Publication number
- CN110173588A CN110173588A CN201910422225.9A CN201910422225A CN110173588A CN 110173588 A CN110173588 A CN 110173588A CN 201910422225 A CN201910422225 A CN 201910422225A CN 110173588 A CN110173588 A CN 110173588A
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- China
- Prior art keywords
- solenoid valve
- lead wire
- connecting lead
- shell
- hole
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F15/00—Suppression of vibrations in systems; Means or arrangements for avoiding or reducing out-of-balance forces, e.g. due to motion
- F16F15/02—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems
- F16F15/04—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means
- F16F15/08—Suppression of vibrations of non-rotating, e.g. reciprocating systems; Suppression of vibrations of rotating systems by use of members not moving with the rotating systems using elastic means with rubber springs ; with springs made of rubber and metal
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0675—Electromagnet aspects, e.g. electric supply therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16K—VALVES; TAPS; COCKS; ACTUATING-FLOATS; DEVICES FOR VENTING OR AERATING
- F16K31/00—Actuating devices; Operating means; Releasing devices
- F16K31/02—Actuating devices; Operating means; Releasing devices electric; magnetic
- F16K31/06—Actuating devices; Operating means; Releasing devices electric; magnetic using a magnet, e.g. diaphragm valves, cutting off by means of a liquid
- F16K31/0686—Braking, pressure equilibration, shock absorbing
- F16K31/0696—Shock absorbing, e.g. using a dash-pot
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Acoustics & Sound (AREA)
- Aviation & Aerospace Engineering (AREA)
- Magnetically Actuated Valves (AREA)
Abstract
The invention discloses a kind of solenoid valve and refrigerating plant, the solenoid valves, comprising: spool, the coil around spool, the connecting lead wire and shell being electrically connected with coil；Shell is for accommodating spool, coil and part connecting lead wire；Shell has first through hole at the position for corresponding to connecting lead wire, and connecting lead wire is drawn by first through hole.Solenoid valve provided in an embodiment of the present invention, it is electrically connected using connecting lead wire with coil, the connecting lead wire can be drawn by the first through hole on shell, the more convenient installation of connecting lead wire, without reserved installation space, because without forming the cavity for protecting connecting lead wire in shell, to avoid the occurrence of cavity resonance and issue noise, solve the problems, such as that solenoid valve cavity resonance generates noise from the root, in addition, the height that solenoid valve can also be reduced keeps solenoid valve the space occupied smaller.
Description
Technical field
The present invention relates to field of home appliance technology, espespecially a kind of solenoid valve and refrigerating plant.
Background technique
Demand with user to refrigerator fining storage, the refrigerator with more refrigeration systems are widely used,
In, the switch that solenoid valve switches as refrigeration system each in refrigerator is widely used in industry.
The combination of refrigeration, alternating temperature refrigeration, freezing refrigeration or each compartment can be individually controlled by the switching of solenoid valve
Refrigeration, however electromagnetism Vavle switching can generate vibrating noise, therefore, solenoid valve becomes the dominant noise source of refrigerator, to making for refrigerator
User brings poor user experience.
Summary of the invention
The embodiment of the invention provides a kind of solenoid valve and refrigerating plants, to alleviate solenoid valve existing in the prior art
Switching can lead to the problem of vibrating noise.
In a first aspect, the embodiment of the invention provides a kind of solenoid valves, comprising: spool, around the coil of the spool, with
The connecting lead wire and shell of the coil electrical connection；
The shell is for accommodating the spool, the coil and the part connecting lead wire；
The shell has first through hole at the position for corresponding to the connecting lead wire, and the connecting lead wire passes through described
First through hole is drawn.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, the shell, packet
It includes: upper housing, and the lower case being detachably connected with the upper housing；
The first through hole runs through the upper housing.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, the upper housing with
The lower case is connected by a snap.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, further includes: be located at institute
State the encapsulating structure of enclosure interior；
The encapsulating structure, comprising: for the first encapsulation part of connecting lead wire described in packed part, and for encapsulating
State the second encapsulation part of coil；
First encapsulation part has the second through-hole at the position for corresponding to the connecting lead wire；The connecting lead wire is logical
It crosses the first through hole and second through-hole is drawn.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, the upper housing, packet
Include: second for accommodating the first accommodation groove of first encapsulation part, and for accommodating part second encapsulation part holds
Set slot.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, the lower case, packet
It includes: for accommodating the third accommodation groove of second encapsulation part of rest part.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, further includes: be located at institute
State the vibration-proof structure between the second encapsulation part and the shell.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, the vibration-proof structure,
It include: the first vibration damping portion and the second vibration damping portion；
First vibration damping portion is located in second accommodation groove；Second vibration damping portion is located at the third accommodation groove
It is interior.
In one possible implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, the vibration-proof structure
For vibration isolating rubber pad.
Second aspect, the embodiment of the invention provides a kind of refrigerating plants, comprising: above-mentioned solenoid valve.
The present invention has the beneficial effect that:
Solenoid valve and refrigerating plant provided in an embodiment of the present invention, the solenoid valve, comprising: spool, the coil around spool,
The connecting lead wire and shell being electrically connected with coil；Shell is for accommodating spool, coil and part connecting lead wire；Shell exists
Corresponding to having first through hole at the position of connecting lead wire, connecting lead wire is drawn by first through hole.The embodiment of the present invention provides
Solenoid valve, be electrically connected using connecting lead wire with coil, which can be drawn by the first through hole on shell, connection
The more convenient installation of lead, without reserved installation space, because without forming the cavity for protecting connecting lead wire in shell,
To avoid the occurrence of cavity resonance and issue noise, solve the problems, such as that solenoid valve cavity resonance generates noise from the root, from
And make the noise very little for the refrigerating plant for being equipped with the solenoid valve, achieve the effect that approximate mute.Furthermore it is also possible to reduce electromagnetism
The height of valve keeps solenoid valve the space occupied smaller.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of solenoid valve in the prior art；
Fig. 2 is the structural schematic diagram of solenoid valve provided in an embodiment of the present invention；
Fig. 3 is the schematic perspective view of solenoid valve provided in an embodiment of the present invention；
Fig. 4 is the fractionation structural representation of each section of solenoid valve in the embodiment of the present invention；
Fig. 5 is the schematic diagram of internal structure of upper housing in the embodiment of the present invention；
Fig. 6 is the schematic diagram of internal structure of lower case in the embodiment of the present invention；
Fig. 7 a to Fig. 7 c is the schematic diagram of internal structure of solenoid valve provided in an embodiment of the present invention.
Specific embodiment
As shown in Figure 1, solenoid valve in the prior art, comprising: solenoid valve lower case 101, coil 102, spool 103, electricity
Magnet valve middle cover 104, filling-in bit terminal 105 and solenoid valve upper end cover 106 etc., wherein spool 103 and coil 102 are mounted on electromagnetism
It in valve lower case 101, and is fixed by solenoid valve middle cover 104, the inserted sheet end of filling-in bit terminal 105 and solenoid valve supply lines connect
It connects, provides driving voltage for solenoid valve, the other end of filling-in bit terminal 105 is connect with coil 102, in order to protect (electrocution-proof protection)
Filling-in bit terminal 105 is closed by solenoid valve upper end cover 106, and the installation of filling-in bit terminal 105 needs to reserve bigger sky
Between, to make to form bigger cavity between electromagnetism valve upper cover 106 and solenoid valve middle cover 104.
During electromagnetic valve work, spool 103 can generate vibration, the vibration that spool 103 generates in switching or reset
It is transmitted on cabinet by coil 102, solenoid valve lower case 101, meanwhile, also it can make electromagnetism through the transmitting of solenoid valve middle cover 104
Cavity between valve upper end cover 106 and filling-in bit terminal 105 generates resonance, leads to the outside radiated noise of solenoid valve, to form class
Like the noise of " frog cries ", " animal cries ".
However, damping mode existing in the prior art, can not solve solenoid valve cavity resonance from the root and generate noise
The problem of.
Based on this, vibrating noise can be led to the problem of electromagnetism Vavle switching existing in the prior art, the present invention is implemented
Example provides a kind of solenoid valve and refrigerating plant.
With reference to the accompanying drawing, the specific embodiment of solenoid valve provided in an embodiment of the present invention and refrigerating plant is carried out detailed
Carefully illustrate.The size and shape of each structure does not reflect actual proportions in attached drawing, and purpose is schematically illustrate the content of present invention.
In a first aspect, Fig. 2 is solenoid valve provided in an embodiment of the present invention the embodiment of the invention provides a kind of solenoid valve
Schematic cross-section, Fig. 3 are the schematic perspective view of solenoid valve, as shown in Figures 2 and 3, comprising: spool 21 surrounds spool 21
Coil 22, the connecting lead wire 23 and shell 24 being electrically connected with coil 22；
Shell 24 is for accommodating spool 21, coil 22 and part connecting lead wire 23；
Shell 24 has first through hole L1 at the position for corresponding to connecting lead wire 23, and connecting lead wire 23 passes through first through hole
L1 is drawn.
Solenoid valve provided in an embodiment of the present invention is electrically connected using connecting lead wire with coil, which can pass through
First through hole on shell is drawn, the more convenient installation of connecting lead wire, without reserved installation space, because without the shape in shell
At for protecting the cavity of connecting lead wire, to avoid the occurrence of cavity resonance and issue noise, solves solenoid valve from the root
Cavity resonance leads to the problem of noise, to make the noise very little for the refrigerating plant for being equipped with the solenoid valve, reaches approximate mute
Effect.In addition, reducing the height of solenoid valve, keep solenoid valve the space occupied smaller.
As shown in Fig. 2, coil 22 surrounds spool 21, when coil 22 is powered or magnetic field is generated, so that control valve core 21 is moved
It is dynamic, to control the flow direction of the liquid (or gas) by solenoid valve.
As shown in figure 3, connecting lead wire 23 is drawn by the first through hole L1 on shell 24, in the specific implementation, connection is drawn
Line 23 can be two, and each connecting lead wire 23 is drawn by corresponding first through hole L1 respectively.One end of connecting lead wire 23
It is electrically connected with coil 22, the outside and supply lines after the other end is drawn by the first through hole L1 on shell 24, in solenoid valve
Terminal connection, so that driving voltage is provided for solenoid valve, due to being not necessarily to the inserting terminal inside solenoid valve, because without reserving
Corresponding space is not in cavity resonance sounding, makes solenoid valve in switching or reseting procedure to avoid the occurrence of cavity
Noise is smaller, in addition, also making terminal connection procedure more convenient, reduces the volume of solenoid valve, save the cost.
For above-mentioned shell 24 for accommodating spool 21, coil 22 and connecting lead wire 23 are located at the part inside solenoid valve, and
And shell 24 can play fixed function to spool 21, coil 22 and connecting lead wire 23, prevent solenoid valve from producing during the work time
Raw unnecessary vibration.
Specifically, in above-mentioned solenoid valve provided in an embodiment of the present invention, Fig. 4 is each portion of solenoid valve in the embodiment of the present invention
The fractionation structural representation divided, as shown in Figure 3 and Figure 4, shell 24, comprising: upper housing 241, and it is detachable with upper housing 241
The lower case 242 of connection；
First through hole L1 runs through upper housing 241, as shown in figure 3, first through hole L1 can be oblong-shaped through-hole, is conducive to
Connecting lead wire 23 is passed through from first through hole L1, is easily installed.In addition, first through hole L1 can also be other shapes, such as it is rectangular,
Ellipse, circle etc., herein without limitation.
Since a part of connecting lead wire 23 is inside shell 24, another part is drawn by the first through hole L1 on shell 24
Out, if being an overall structure by shell 24, it is not easy to make first through hole L1 on shell 24, also be not easy connecting lead wire
23 are drawn by first through hole L1, thus, shell 24 are divided for 242 two parts of upper housing 241 and lower case, and first is led to
L1 setting in hole easier can make first through hole L1 on shell 24, also can make connecting lead wire 23 more in upper housing 241
It is easy to draw by first through hole L1, also, upper housing 241 is detachably connected with lower case 242, thus easier opening shell
Body or closing of housing.
Specifically, in above-mentioned solenoid valve provided in an embodiment of the present invention, as shown in Figure 3 and Figure 4, upper housing 241 and lower casing
Body 242 passes through 243 connection of buckle.It is more firm in order to connect upper housing 241 with lower case 242, it can be opposite in solenoid valve
Two sides be respectively provided with buckle 243, such as one buckle 243 can be set in every side, in the specific implementation, can be according to reality
Need to be arranged the quantity and specific location of buckle 243, herein without limitation.
In the specific implementation, in above-mentioned solenoid valve provided in an embodiment of the present invention, as shown in figure 4, can also include: to be located at
Encapsulating structure 25 inside shell 24；
Encapsulating structure 25, comprising: for the first encapsulation part 251 of packed part connecting lead wire 23, and be used for packaging line
Second encapsulation part 252 of circle；
First encapsulation part 251 has the second through-hole L2 at the position for corresponding to connecting lead wire 23；Connecting lead wire 23 passes through
First through hole L1 and the second through-hole L2 is drawn.
For the ease of the extraction of connecting lead wire 23, it is arranged at the position that the first encapsulation part 251 corresponds to connecting lead wire 23
By the second through-hole L2 encapsulation is fixed, and the second through-hole L2 in second through-hole L2, connecting lead wire 23 by the way of encapsulating
It is corresponding with the first through hole L1 on upper housing 241, so that connecting lead wire 23 be made to draw by first through hole L1 and the second through-hole L2
Out.
In addition, can be integrally formed the first encapsulation part 251 and the second encapsulation part 252 to keep packaging effect more preferable, or
Person can also make the first encapsulation part 251 and the second encapsulation part 252 respectively, then pass through bonding for the ease of producing and installing
First encapsulation part 251 and the second encapsulation part 252 are bonded as an entirety by layer.Also, it in the specific implementation, can be according to coil
With the distribution situation of connecting lead wire 23, the concrete shape and size of encapsulating structure 25 is arranged, in addition, the first encapsulation part 251 is adopted
It with unsymmetric structure form, can prevent encapsulating structure 25 from rotating in shell, enable the easier fixation of encapsulating structure 25
Inside housings.
In conjunction with Fig. 5, in above-mentioned solenoid valve provided in an embodiment of the present invention, upper housing 241, comprising: for accommodating the first envelope
The first accommodation groove U1 in dress portion 251, and the second accommodation groove U2 for accommodating the second encapsulation part of part 252.
From Fig. 5, it is apparent that the first accommodation groove U1 is connected with the second accommodation groove U2, and the first accommodation groove U1's
Bottom is connected to first through hole L1.By the way that the first accommodation groove U1 and the second accommodation groove U2, Ke Yirong are arranged inside upper housing 241
The first encapsulation part 251 and the second encapsulation part of part 252 are set, to play to the fixed function for drawing cabling 23 and coil.
In the specific implementation, the inside of the first accommodation groove U1 can be set according to the concrete shape of the first encapsulation part 251
Shape corresponds to the shape of the part of upper housing 241 according to the second encapsulation part 252 the inside shape of the second accommodation groove U2 is arranged
Shape.
In conjunction with Fig. 6, in above-mentioned solenoid valve provided in an embodiment of the present invention, above-mentioned lower case 242, comprising: for accommodating it
The third accommodation groove U3 of second encapsulation part 252 of remaining part point.
Third accommodation groove U3 and the second accommodation groove U2 is for accommodating the second encapsulation part 252, to enable the second encapsulation part 252
It is enough stably fixed to inside shell 24.In the specific implementation, lower case 242 can be corresponded to according to the second encapsulation part 252
Partial shape is arranged the interior shape of third accommodation groove U3.
It further, can also include: to be located at as shown in Figures 2 and 4 in above-mentioned solenoid valve provided in an embodiment of the present invention
Vibration-proof structure 26 between second encapsulation part 252 and shell 24.To carry out vibration isolation processing inside solenoid valve, reduce spool
Vibration transmit outward, to further decrease the noise of solenoid valve.
Specifically, in above-mentioned solenoid valve provided in an embodiment of the present invention, above-mentioned vibration-proof structure 26 may include: first to subtract
Vibration portion 261 and the second vibration damping portion 262；
First vibration damping portion 261 is located in the second accommodation groove U2；Second vibration damping portion 262 is located in third accommodation groove U3.
When spool 21 switches the vibration that generates through the first vibration damping portion 261, upper housing 241 to external radiation, due to the first vibration damping
The presence in portion 261, vibration can decay rapidly, be communicated up so as to reduce the vibration of spool generation.The vibration that spool 21 generates
It is dynamic that cabinet (this sentences solenoid valve and is applied to for refrigerator) is passed down to by coil, the second vibration damping portion 262, lower case 242
On, due to the presence in the second vibration damping portion 262, it can make to vibrate rapid decaying, so as to reduce the vibration of spool generation to cabinet
Transmit the noise generated.
As shown in figure 4, can set slightly smaller than second in order to avoid the first encapsulation part 251 for the first vibration damping portion 261 and subtract
Vibration portion 262, also, vibration-proof structure 26 is divided for the first vibration damping portion 261 and the second vibration damping portion 262, it can make each in solenoid valve
Component is more easily installed, and during installation, the first vibration damping portion 261 can be placed in the second accommodation groove U2, by the second vibration damping portion 262
It is placed in third accommodation groove U3, then, the encapsulating structure 25 for being packaged with spool, coil and part connecting lead wire is placed in lower casing
The corresponding position of the third accommodation groove U3 of body 242, finally, upper housing 241 is installed at corresponding position, and by upper housing
241 are attached with lower case 242, herein, only the installation process of component each in solenoid valve are illustrated, specific
When implementation, installation process can be adjusted according to the actual situation, herein without limitation.
In addition, above-mentioned vibration-proof structure 26 or integral structure, that is, the first vibration-proof structure 261 and the second vibration damping knot
Structure 262 or an entirety, so that the vibration for avoiding spool from generating passes through the first vibration-proof structure 261 and the second vibration-proof structure
Gap location between 262 transmits outward, further decreases the noise of solenoid valve.
Specifically, in above-mentioned solenoid valve provided in an embodiment of the present invention, above-mentioned vibration-proof structure can be vibration isolating rubber pad.Using
Vibration isolating rubber pad is as vibration-proof structure, and other than it can play the role of vibration isolation, vibration isolating rubber pad also has certain elasticity, Neng Gougeng
It is strict to be filled between the second encapsulation part and shell, it avoids generating gap between the second encapsulation part and shell, makes vibration isolating effect
More preferably.
Fig. 7 a to Fig. 7 c is the schematic diagram of internal structure of solenoid valve provided in an embodiment of the present invention, by taking single valve solenoid valve as an example
The principle of solenoid valve is illustrated, the principle of other kinds of solenoid valve is similar therewith, and details are not described herein again.Specifically, single
Valve solenoid valve is generally in One In and Two Out structure, such as Fig. 7 a to Fig. 7 c, which has an entrance M and two outlet N1
And N2, liquid (or gas) are flowed into from the entrance M of solenoid valve, it in the specific implementation, can be by applying electric signal to coil 22
Come the position of control valve core 21, to control the flow direction for the gas being flowed into channel 27, arrow is liquid (or gas) in figure
Flow direction, as shown in Figure 7a, when spool 21 is in the position with entrance M face, liquid (or gas) will not be from outlet N1 and N2 stream
Out, solenoid valve is in close state, as shown in Figure 7b, spool 21 be in close to outlet N2 position when, liquid (or gas) from
Flow direction outlet N1 at entrance M, as shown in Figure 7 c, when spool 21 is in close to the position of outlet N1, liquid (or gas) is from entrance M
Place flow direction outlet N2.
Second aspect, based on the same inventive concept, the embodiment of the invention provides a kind of refrigerating plants, including above-mentioned electromagnetism
Valve, the refrigerating plant can be applied in any electric appliance with more refrigeration systems such as refrigerator, air-conditioning.Due to the refrigerating plant solution
Certainly the principle of problem is similar to above-mentioned solenoid valve, therefore the implementation of the refrigerating plant may refer to the implementation of above-mentioned solenoid valve, weight
Multiple place repeats no more.
In the specific implementation, above-mentioned refrigerating plant may include the refrigeration such as refrigeration evaporator, refrigerating evaporator, condenser system
System, solenoid valve can be used as the switch of each refrigeration system switching, to realize dual temperature sound zone system structure or three-temperature-zone system structure
Equal temperature control systems.
In practical applications, in addition to using solenoid valve provided in an embodiment of the present invention, reduce the resonance of solenoid valve internal cavities
Outside the noise of generation, vibration isolation processing can also be carried out to the noise that solenoid valve generates, such as can contact in solenoid valve and cabinet
Position increases vibration-absorbing material, and vibration damping rubber mat is wrapped up outside solenoid valve, or solenoid valve is vacantly installed, by pipeline by electromagnetism
The Vibrant buffer that valve generates falls, so as to further decrease the noise of refrigerator.
Solenoid valve and refrigerating plant provided in an embodiment of the present invention are electrically connected using connecting lead wire with coil, which draws
Line can be drawn by the first through hole on shell, the more convenient installation of connecting lead wire, without reserved installation space, because without
It is formed in shell for protecting the cavity of connecting lead wire, to avoid the occurrence of cavity resonance and issue noise, is solved from the root
Solenoid valve cavity resonance of having determined leads to the problem of noise, to make the noise very little for the refrigerating plant for being equipped with the solenoid valve, reaches
To approximate mute effect.Furthermore it is also possible to reduce the height of solenoid valve, keep solenoid valve the space occupied smaller.In addition, passing through
Vibration-proof structure is set between the second encapsulation part and shell, vibration isolation processing is carried out inside solenoid valve, reduce the vibration of spool to
Outer transmitting, to further decrease the noise of solenoid valve.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of solenoid valve characterized by comprising spool, around the coil of the spool, the company being electrically connected with the coil
Connect lead and shell；
The shell is for accommodating the spool, the coil and the part connecting lead wire；
The shell has first through hole at the position for corresponding to the connecting lead wire, and the connecting lead wire passes through described first
Through-hole is drawn.
2. solenoid valve as described in claim 1, which is characterized in that the shell, comprising: upper housing, and with the upper casing
The lower case that body is detachably connected；
The first through hole runs through the upper housing.
3. solenoid valve as claimed in claim 2, which is characterized in that the upper housing is connected by a snap with the lower case.
4. solenoid valve as claimed in claim 2, which is characterized in that further include: positioned at the encapsulating structure of the enclosure interior；
The encapsulating structure, comprising: for the first encapsulation part of connecting lead wire described in packed part, and for encapsulating the line
Second encapsulation part of circle；
First encapsulation part has the second through-hole at the position for corresponding to the connecting lead wire；The connecting lead wire passes through institute
It states first through hole and second through-hole is drawn.
5. solenoid valve as claimed in claim 4, which is characterized in that the upper housing, comprising: for accommodating first encapsulation
First accommodation groove in portion, and the second accommodation groove for accommodating part second encapsulation part.
6. solenoid valve as claimed in claim 5, which is characterized in that the lower case, comprising: for accommodating the institute of rest part
State the third accommodation groove of the second encapsulation part.
7. solenoid valve as claimed in claim 6, which is characterized in that further include: it is located at second encapsulation part and the shell
Between vibration-proof structure.
8. solenoid valve as claimed in claim 7, which is characterized in that the vibration-proof structure, comprising: the first vibration damping portion, Yi Ji
Two vibration damping portions；
First vibration damping portion is located in second accommodation groove；Second vibration damping portion is located in the third accommodation groove.
9. solenoid valve as claimed in claim 7, which is characterized in that the vibration-proof structure is vibration isolating rubber pad.
10. a kind of refrigerating plant characterized by comprising solenoid valve as described in any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910422225.9A CN110173588B (en) | 2019-05-21 | 2019-05-21 | Solenoid valve and refrigerating plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910422225.9A CN110173588B (en) | 2019-05-21 | 2019-05-21 | Solenoid valve and refrigerating plant |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110173588A true CN110173588A (en) | 2019-08-27 |
| CN110173588B CN110173588B (en) | 2021-02-02 |
Family
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910422225.9A Active CN110173588B (en) | 2019-05-21 | 2019-05-21 | Solenoid valve and refrigerating plant |
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| CN110173588B (en) | 2021-02-02 |
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