CN208595241U - A kind of motor-driven valve - Google Patents
A kind of motor-driven valve Download PDFInfo
- Publication number
- CN208595241U CN208595241U CN201820984612.2U CN201820984612U CN208595241U CN 208595241 U CN208595241 U CN 208595241U CN 201820984612 U CN201820984612 U CN 201820984612U CN 208595241 U CN208595241 U CN 208595241U
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- China
- Prior art keywords
- guide holder
- hole
- valve
- attachment base
- motor
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- Electrically Driven Valve-Operating Means (AREA)
Abstract
The utility model discloses a kind of motor-driven valve, including valve body outer cover, valve shell, interior threaded part, externally threaded item, spool and guide holder, the interior threaded part or externally threaded item are fixed on the guide holder.Interior threaded part or externally threaded item are fixed on guide holder by the utility model, valve port of the guide holder far from valve seat, no matter fluid forward flow or reverse flow, additional fluid pressure loss is not will cause, identical bore maximum capacity can be demonstrate,proved, fluid flowing simultaneously is also much smoother, can effectively reduce fluid flow noise.
Description
Technical field
The utility model belongs to refrigeration part field, especially related with a kind of motor-driven valve.
Background technique
The assembly method of existing motor-driven valve is usually to see that the support rod of support valve rod is fixed on valve seat, the bottom of valve seat
Connection outlet is taken over, and the interface of entrance sleeve is opened up on support rod, and entrance sleeve is fixedly installed on the interface of support rod, interface
A cavity is formd on support rod, however the outer cover of support rod and motor-driven valve also forms a cavity.The chamber of support rod
Body and support rod will affect the flowing of smooth fluid, increase the pressure drop of fluid, so that identical bore maximum refrigeration capacity declines.Together
When, due to the presence of two cavitys when reverse flow, it also will affect the smoothness of fluid flowing, will increase the flow noise of fluid.
Utility model content
Above-mentioned background technique there are aiming at the problem that, the utility model be intended to provide one kind can effectively reduce fluid flowing
The motor-driven valve of sound.
For this purpose, the utility model uses following technical scheme: a kind of motor-driven valve, including valve body outer cover, valve shell, internal screw thread
Component, externally threaded item and spool, characterized in that the motor-driven valve further includes guide holder, and the interior threaded part is fixed
In on the guide holder.
The guide holder is fixed in the opening opened up at the top of the valve shell by attachment base, the connection
The periphery wall of seat and the internal chamber wall of the valve shell mutually recline fixation, and the top of attachment base, which forms to have, accommodates described leads
To the pilot hole of seat, the guide holder fixation is threaded onto pilot hole, and the interior threaded part is molded by injection mold
Form and pass through the top that interior threaded part is fixed on the attachment base and guide holder by injection mold.
Up big and down small stepped hole is provided on the guide holder, the lower end of the spool is through the upper hole of stepped hole
Support is threaded onto the lower hole of stepped hole, and interior threaded part mould filling chamber, institute are formed between upper hole and the spool
The side wall of the upper hole for the stepped hole stated offers radial hole, and when interior threaded part is molded, plastics flow into sidewise hole, radial hole with
One is formed into the filled plastics in upper hole.
The guide holder is in step shaft-like small in the end and big in the middle, and step small in the end and big in the middle is arranged on guide holder
Hole, upper end bore dia are greater than lower end bore dia, and the step surface upper end of guide holder is provided with multiple protruding bars, the guide holder
Step surface upper end outer peripheral portion and interstitial hole and upper end hole be filled with plastics, form guide holder and interior threaded part inlayed
Embedding portion.
The guide holder is fixed in the opening opened up at the top of the valve shell by attachment base, the connection
The periphery wall of seat and the internal chamber wall of the valve shell mutually recline fixation, and the top of attachment base, which forms to have, accommodates described leads
To the pilot hole of seat, the guide holder fixation is threaded onto pilot hole, and the externally threaded item is molded by injection mold
Form and pass through the top that externally threaded item is fixed on the attachment base and guide holder by injection mold.
The attachment base upper surface is higher by or the concordant valve shell upper surface.
A kind of motor-driven valve, including valve body outer cover, valve shell, interior threaded part, externally threaded item and spool, characterized in that
The motor-driven valve further includes guide holder, and the externally threaded item is fixed on the guide holder.
The guide holder is fixed in the opening opened up at the top of the valve shell by attachment base, the connection
The periphery wall of seat and the internal chamber wall of the valve shell mutually recline fixation, and the top of attachment base, which forms to have, accommodates described leads
To the pilot hole of seat, the guide holder fixation is threaded onto pilot hole, and the externally threaded item is molded by injection mold
Form and pass through the top that externally threaded item is fixed on the attachment base and guide holder by injection mold.
Up big and down small stepped hole is provided on the guide holder, the lower end of the spool is through the upper hole of stepped hole
Support is threaded onto the lower hole of stepped hole, and interior threaded part mould filling chamber, institute are formed between upper hole and the spool
The side wall of the upper hole for the stepped hole stated offers radial hole, and when externally threaded item is molded, plastics flow into sidewise hole, radial hole with
One is formed into the filled plastics in upper hole.
The guide holder is fixed in the opening opened up at the top of the valve shell by attachment base, the connection
The periphery wall of seat and the internal chamber wall of the valve shell mutually recline fixation, and the top of attachment base, which forms to have, accommodates described leads
To the pilot hole of seat, the guide holder fixation is threaded onto pilot hole, and the externally threaded item is molded by injection mold
Form and pass through the top that externally threaded item is fixed on the attachment base and guide holder by injection mold.
The attachment base upper surface is higher by or the concordant valve shell upper surface.
The utility model can achieve following the utility model has the advantages that 1, the utility model consolidates interior threaded part or externally threaded item
Due on guide holder, valve port of the guide holder far from valve seat, no matter fluid forward flow or reverse flow, not will cause additional
Fluid pressure loss can demonstrate,prove identical bore maximum capacity, while fluid flowing is also much smoother, can effectively reduce fluid
Flow noise.2, stepped hole is arranged in guide holder in the utility model, and the lower hole of stepped hole is led for spool, and hole under guide holder
Valve port with valve seat can be by being processed and formed at one time, and position precision and dimensional accuracy are easily guaranteed that, to ensure that spool
Guiding accuracy, while can guarantee to fix with interior threaded part or stablizing for externally threaded item by the upper hole of guide holder.
3, when welding additionally, due to plastic components far from adapter tube, product upper connecting tube and system assembles, heat influences screwed part small.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiments of the present invention one.
Fig. 2 is the structural schematic diagram of the embodiments of the present invention two.
Fig. 3 is the attachment base of the embodiments of the present invention one and the structural schematic diagram of guide holder.
Fig. 4 is the guide holder of the embodiments of the present invention two and the structural schematic diagram of valve shell.
Fig. 5 is the guide holder overlooking structure diagram of the embodiments of the present invention two.
Fig. 6 is the structural schematic diagram of the embodiments of the present invention three.
Specific embodiment
Specific embodiment of the present utility model is described in detail with reference to the accompanying drawing.
Embodiment one: as shown in figures 1 and 3, the utility model include valve body outer cover 1, valve shell 2, interior threaded part 3,
Externally threaded item 4, spool 5 and guide holder 7, interior threaded part 3 are fixed on the guide holder 7.Externally threaded item passes through spiral shell
Line fits through in the internal thread hole loaded on interior threaded part, and internal thread hole, the external screw thread are pierced by the top of externally threaded item
Component is provided with spool pilot hole, and spool is threaded onto spool pilot hole, and the rotor 6 of motor-driven valve passes through rotator seat and external thread part
Part connection.In the opening that the top that guide holder 7 is fixed on the valve shell 2 by attachment base 8 opens up, the attachment base 8
Periphery wall and the internal chamber wall of the valve shell 2 mutually recline fixation, the top of attachment base 8, which forms to have, accommodates described leads
To the pilot hole of seat 7, the fixation of guide holder 7 is threaded onto pilot hole, and the interior threaded part 3 is infused by injection mold
It is moulded into type and interior threaded part 3 is fixed on to the top of the attachment base 8 and guide holder 7 by injection mold.
Further, up big and down small stepped hole is provided on guide holder 7, the lower end of the spool is through the upper of stepped hole
The support of hole 71 is threaded onto the lower hole 72 of stepped hole, and interior threaded part note is formed between upper hole 71 and the spool 5
Filled cavity is moulded, the side wall of the upper hole 71 of the stepped hole offers radial hole 73.
Further, 8 upper surface of attachment base is higher by or 2 upper surface of valve shell.
Embodiment two: as shown in Fig. 2, Fig. 4 and Fig. 5, in example 1, the guide holder of the utility model can also be fixed
In the opening opened up at the top of the valve shell, guide holder is in step shaft-like small in the end and big in the middle, is arranged on guide holder
Stepped hole small in the end and big in the middle, upper end bore dia are greater than lower end bore dia, and the step surface upper end of guide holder is provided with multiple protrusions
Rib, the outer peripheral portion and interstitial hole and upper end hole of the step surface upper end of the guide holder are filled with plastics.
Embodiment three: as shown in fig. 6, the utility model includes valve body outer cover, valve shell, interior threaded part 3 ', external screw thread
Component 4 ', spool and guide holder, the externally threaded item are fixed on the guide holder.Externally threaded item is matched by screw thread
In the suitable internal thread hole loaded on interior threaded part, internal thread hole, the externally threaded item are pierced by the top of externally threaded item
It is provided with spool pilot hole, spool is threaded onto spool pilot hole, and externally threaded item and interior threaded part are pierced by the top of spool
Top connection, interior threaded part connect with rotor, guide holder by attachment base be fixed on described in valve shell at the top of opens up
Opening in, the internal chamber wall of the periphery wall of the attachment base and the valve shell mutually reclines fixation, the top of attachment base
Being formed has the pilot hole for accommodating the guide holder, and the guide holder fixation is threaded onto pilot hole, the external screw thread
Externally threaded item is fixed on the attachment base and guide holder by injection mold injection molding and by injection mold by component
Top.
Further, up big and down small stepped hole is provided on the guide holder, the lower end of the spool is through step
The upper hole support in hole is threaded onto the lower hole of stepped hole, and interior threaded part injection molding is formed between upper hole and the spool
Filled cavity, the side wall of the upper hole of the stepped hole offers radial hole, and when externally threaded item is molded, plastics flow into lateral
Hole, radial hole and the filled plastics entered in upper hole form one.
Example IV: in the third embodiment, the guide holder of the utility model can also be fixed on the top of the valve shell
In the opening that portion opens up, the guide holder is in step shaft-like small in the end and big in the middle, and broad in the middle, both ends are arranged on guide holder
Small stair hole, upper end bore dia are greater than lower end bore dia, and the step surface upper end of guide holder is provided with multiple protruding bars, described
The outer peripheral portion and interstitial hole and upper end hole of the step surface upper end of guide holder are filled with plastics.
Further, the attachment base upper surface is higher by or the valve shell upper surface.
Interior threaded part or externally threaded item and guide holder embedding and injection molding form, and the processing step that valve base part is formed is such as
Under:
Step 1: valve shell is fixed with valve seat, and valve shell is fixed with guide holder, and two procedures sequence is adjustable.
Step 2: vertical joint pipe and valve shell assemble, and implement to weld to assembled part, form valve component.
Step 3: by valve component and interior threaded part or externally threaded item embedding and injection molding.
Before step 2, it can also increase step α:
On the basis of valve shell periphery, metalworking is carried out to valve port and guide holder aperture.
Claims (6)
1. a kind of motor-driven valve, including valve body outer cover (1), valve shell (2), interior threaded part (3), externally threaded item (4) and spool
(5), it is characterised in that: the motor-driven valve further includes guide holder (7), and the interior threaded part (3) is fixed on described lead
To on seat (7)；The guide holder (7) is fixed on the opening opened up at the top of the valve shell (2) by attachment base (8)
In, the internal chamber wall of the periphery wall of the attachment base (8) and the valve shell (2) mutually reclines fixation, the top of attachment base (8)
Portion, which is formed, has the pilot hole for accommodating the guide holder (7), and the guide holder (7) fixation is threaded onto pilot hole, described
Interior threaded part (3) interior threaded part (3) is fixed on by injection mold injection molding and by injection mold it is described
The top of attachment base (8) and guide holder (7)；Up big and down small stepped hole, the spool are provided on the guide holder (7)
Lower end be threaded onto the lower hole (72) of stepped hole through upper hole (71) support of stepped hole, upper hole (71) and the valve
Interior threaded part mould filling chamber is formed between core (5), the side wall of the upper hole (71) of the stepped hole offers radial hole
(73).
2. a kind of motor-driven valve, including valve body outer cover (1), valve shell (2), interior threaded part (3), externally threaded item (4) and spool
(5), it is characterised in that: the motor-driven valve further includes guide holder (7), and the interior threaded part (3) is fixed on described lead
To on seat (7)；The guide holder (7) is fixed in the opening opened up at the top of the valve shell (2), the guide holder
In step shaft-like small in the end and big in the middle, stepped hole small in the end and big in the middle is set, upper end bore dia is greater than lower end on guide holder
Bore dia, the step surface upper end of guide holder are provided with multiple protruding bars, the peripheral part of the step surface upper end of the guide holder
Point and interstitial hole and upper end hole be filled with plastics.
3. a kind of motor-driven valve according to claim 1 or 2, it is characterised in that: described attachment base (8) upper surface be higher by or
Concordant described valve shell (2) upper surface.
4. a kind of motor-driven valve, including valve body outer cover, valve shell, interior threaded part, externally threaded item and spool, it is characterised in that:
The motor-driven valve further includes guide holder, and the externally threaded item is fixed on the guide holder；The guide holder is logical
It crosses attachment base to be fixed in the opening opened up at the top of the valve shell, outside the periphery wall of the attachment base and the valve
The internal chamber wall of shell mutually reclines fixation, and the top of attachment base, which is formed, has the pilot hole for accommodating the guide holder, and described leads
It is threaded onto pilot hole to seat fixation, the externally threaded item passes through injection mold injection molding and will be outer by injection mold
Screwed part is fixed on the top of the attachment base and guide holder；Up big and down small step is provided on the guide holder
Hole, the lower end of the spool are threaded onto the lower hole of stepped hole through the upper hole support of stepped hole, upper hole and described
Interior threaded part mould filling chamber is formed between spool, the side wall of the upper hole of the stepped hole offers radial hole, outer spiral shell
When line component is molded, plastics flow into sidewise hole, and radial hole and the filled plastics entered in upper hole form one.
5. a kind of motor-driven valve, including valve body outer cover, valve shell, interior threaded part, externally threaded item and spool, it is characterised in that:
The motor-driven valve further includes guide holder, and the externally threaded item is fixed on the guide holder；The guide holder is solid
In the opening opened up at the top of the valve shell, the guide holder is in step shaft-like small in the end and big in the middle, guiding
Stepped hole small in the end and big in the middle is set on seat, and upper end bore dia is greater than lower end bore dia, and the step surface upper end of guide holder is provided with
Multiple protruding bars, the outer peripheral portion and interstitial hole and upper end hole of the step surface upper end of the guide holder are filled with plastics.
6. a kind of motor-driven valve according to claim 4 or 5, it is characterised in that: the attachment base upper surface is higher by or puts down
The neat valve shell upper surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820984612.2U CN208595241U (en) | 2018-06-25 | 2018-06-25 | A kind of motor-driven valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820984612.2U CN208595241U (en) | 2018-06-25 | 2018-06-25 | A kind of motor-driven valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208595241U true CN208595241U (en) | 2019-03-12 |
Family
ID=65601864
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820984612.2U Active CN208595241U (en) | 2018-06-25 | 2018-06-25 | A kind of motor-driven valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208595241U (en) |
-
2018
- 2018-06-25 CN CN201820984612.2U patent/CN208595241U/en active Active
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