CN207969234U - Circuit board mounting mechanism, actuator and metering valve assemblies for digital controller - Google Patents
Circuit board mounting mechanism, actuator and metering valve assemblies for digital controller Download PDFInfo
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- CN207969234U CN207969234U CN201820435137.3U CN201820435137U CN207969234U CN 207969234 U CN207969234 U CN 207969234U CN 201820435137 U CN201820435137 U CN 201820435137U CN 207969234 U CN207969234 U CN 207969234U
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- Prior art keywords
- circuit board
- shell
- mounting mechanism
- digital controller
- board mounting
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Abstract
Circuit board mounting mechanism for digital controller, including shell, radiating block, supporting screw component and circuit board, one side of the shell is equipped with several first thread grooves, the radiating block is set on the side, circuit board is equipped with several through-holes, the supporting screw component passes through the through-hole of circuit board and is threadedly coupled with the first thread groove of shell, the circuit board and housing parallel setting and between with gap, the gap is equal with the height of radiating block.So ensure that circuit board is maintained a certain distance with shell, convenient for heat dissipation for circuit board, radiating block can be quickly on order wire circuit plate to shell simultaneously, circuit board can arranging electronic original paper towards the side of shell, so that two sides of circuit board can arranging electronic original paper so that the size of circuit board can opposite design ground smaller.The utility model also provides a kind of actuator and metering valve assemblies.
Description
Technical field
The utility model is related to fluid control devices, especially a kind of circuit board mounting machine for digital controller
Structure, actuator and metering valve assemblies.
Background technology
Within the engine, it needs to be passed through fuel and air, the intake of fuel or air is controlled by some fluid valves, to
The working condition of controllable burning sufficient degree and engine.Fluid valve is generally controlled by actuator, is had in actuator
Motor and drive control circuit for driving motor, drive control circuit are arranged on a circuit board, and circuit board fitting is held
The shell of row device is arranged, and heat dissipation performance is bad, and circuit board can not arranging electronic original paper towards the side of shell so that circuit
The size of plate needs to design larger.
Utility model content
In view of this, the utility model provides one kind can arrange electricity convenient for two heat dissipation for circuit board, circuit board sides
Sub- original paper, circuit board the smaller actuator of size the circuit board mounting mechanism for digital controller, it is above-mentioned to solve
Problem.
For the circuit board mounting mechanism of digital controller, including shell, radiating block, supporting screw component and circuit
One side of plate, the shell is equipped with several first thread grooves, and the radiating block is set on the side, is set on circuit board
There are several through-holes, the supporting screw component passes through the through-hole of circuit board and is threadedly coupled with the first thread groove of shell, described
Circuit board and housing parallel setting and between there is gap, the gap is equal with the height of radiating block.
Further, the radiating block is aluminium block or copper billet.
Further, the circumferential direction of the shell is equipped with the junction block of protrusion, and junction block is towards opening on the side of circuit board
Equipped with the first groove, the junction block side adjacent with the first groove is equipped with the second groove, the bottom of first groove and the
The bottom of two grooves is connected to.
Further, the shape of first groove is strip, and the shape of the second groove is rectangle.
Further, the supporting screw component includes supporting screw and nut, and supporting screw includes column, is located at column
First threaded portion of shape body one end and the second threaded portion positioned at the column other end, the first screw thread of the first threaded portion and shell
Slot is threadedly coupled, and the second threaded portion is threadedly coupled after the through-hole of circuit board with nut.
Further, the length of second threaded portion is more than the first threaded portion.
Further, the radial dimension of the column is more than the through-hole diameter of circuit board, the radial ruler of the second threaded portion
The very little through-hole diameter less than circuit board.
Further, the length of the column is equal to the height of radiating block.
A kind of actuator has the above-mentioned circuit board mounting mechanism for digital controller
A kind of metering valve assemblies have above-mentioned actuator.
Compared with prior art, the circuit board mounting mechanism for digital controller of the utility model include shell,
One side of radiating block, supporting screw component and circuit board, the shell is equipped with several first thread grooves, the radiating block
It is set on the side, circuit board is equipped with several through-holes, and the supporting screw component passes through the through-hole of circuit board and and shell
The first thread groove be threadedly coupled, the circuit board and housing parallel setting and between have gap, the gap and radiating block
Height it is equal.So ensure that circuit board is maintained a certain distance with shell, is convenient for heat dissipation for circuit board, while radiating block can be quick
On order wire circuit plate to shell, circuit board towards the side of shell can arranging electronic original paper so that two sides of circuit board
It face can arranging electronic original paper so that the size of circuit board can opposite design ground smaller.The utility model also provides a kind of execution
Device and metering valve assemblies.
Description of the drawings
The embodiments of the present invention are described below in conjunction with attached drawing, wherein：
Fig. 1 is the stereoscopic schematic diagram of metering valve assemblies provided by the utility model.
Fig. 2 is another visual angle figure of metering valve assemblies provided by the utility model.
Fig. 3 is that the solid of the circuit board mounting mechanism for digital controller of actuator provided by the utility model is shown
It is intended to.
Fig. 4 is that the structural schematic diagram after circuit board is removed in Fig. 3.
Fig. 5 is the structural schematic diagram of the supporting screw component in Fig. 3.
Specific implementation mode
Specific embodiment of the utility model is further elaborated below based on attached drawing.It should be understood that
The explanation of the utility model embodiment is not used to herein to limit the scope of protection of the utility model.
It please refers to Fig.1 and Fig. 2, is a kind of metering valve assemblies provided by the utility model, including measure pipeline 110, valve
Component 170, actuator 150, admission pressure inductor 120, pipe temperature inductor 130, differential pressure pickup and controller
(not shown).
It is hollow to measure pipeline 110, in present embodiment, fluid channel of the middle part in an axial direction equipped with cylinder, first
There is first flange 111, second end to have second flange 112 at end.It measures pipeline 110 and passes through first flange 111 and the second method
Orchid 112 is connected to external pipe.Air-flow direction is as shown by arrows in figure.
There is valve module 170 rotation valve (not shown), rotation valve to be located in the fluid channel for measuring pipeline 110, work as rotation
When valve turns to vertical with fluid channel, fluid channel is completely enclosed；When rotation valve turns to parallel with fluid channel, stream
Body channel is maximum.
In present embodiment, it includes upper pipeline 113 and lower pipeline 114 to measure pipeline 110, and valve module 170 includes upper flange
171, lower flange 172 and rotation valve kit 173, rotation valve is in rotating valve kit 173.The shell of rotation valve kit 173 is formed
A part for fluid channel, rotation valve kit 173 is connect by upper flange 171 with upper pipeline 113, by lower flange 172 under
Pipeline 114 connects.
Actuator 150 is located at the side of valve module 170, and with the central axis of rotation valve.There is electricity in actuator 150
Machine and rotational angle arrangement for detecting, actuator 150 are equipped with first line interface 151 to be electrically connected motor and control by cable
Device processed.The center axis connection of the output shaft of motor and rotation valve drives rotation valve measuring pipeline 110 or rotation when motor rotates
It is rotated in valve kit 173, rotational angle arrangement for detecting is used to detect the rotational angle of motor, to learn the angle of rotation of rotation valve
Degree.
Admission pressure inductor 120 passes through the side wall for the upper pipeline 113 for measuring pipeline 110, for incuding in upper pipeline 113
Admission pressure；Pipe temperature inductor 130 passes through the side wall for measuring pipeline 110 to inductively measure the fluid temperature in pipeline 110
Degree, differential pressure pickup include that the front end sensors 141 across 113 side wall of upper pipeline and the rear end across 114 side wall of lower pipeline pass
Sensor 142.Admission pressure inductor 120, pipe temperature inductor 130, differential pressure pickup are connected by cable and controller
It connects.
Controller according to admission pressure inductor 120, pipe temperature inductor 130 and differential pressure pickup detection signal and
Other preset parameters calculate the flow measured in pipeline 110, and real-time control actuator 150 in real time, so as to adjust pipeline is measured
Flow in 110 is the desired flow of user.
In present embodiment, metering valve assemblies further include circuit box 160 and the second line interface on circuit box
161.Admission pressure inductor 120, pipe temperature inductor 130, differential pressure pickup and circuit box 160 are respectively positioned on measurement pipeline
110 the same side, and circuit box 160 is between front end sensors 141 and rear end sensor 142, so that circuit box 160
Distance to admission pressure inductor 120, pipe temperature inductor 130 and differential pressure pickup is shorter, connects admission pressure sense
It answers device 120, pipe temperature inductor 130 and differential pressure pickup and the cable of the second line interface 161 shorter, reduces cable
The wiring of cable is convenient in waste, and connects admission pressure inductor 120, pipe temperature inductor 130 and differential pressure pickup and the
The cable of two line interfaces 161 passes through at least two sides of circuit box 160 close to one end of the second line interface 161 so that
The distribution of cable is more regular, avoids cable disorderly and unsystematic, convenient for safeguarding.
In present embodiment, circuit box 160 is disposed adjacent with actuator 150, and first line interface 151 is close to the second line
Road interface 161 is arranged, and the cable of connection first line interface 151, the second line interface 161 and controller can be from measurement pipeline
110 the same side is connected up.
It please refers to Fig.3 and Fig. 4, actuator 150 provided by the utility model has the circuit board for digital controller
Installing mechanism, the circuit board mounting mechanism for being used for digital controller include shell 152, radiating block 181, supporting screw component
182 and circuit board 190.
Through-hole is offered on one side of shell 152, the output shaft 153 of the motor in shell 152 is stretched from the through-hole
Go out, which is equipped with several first thread grooves 154 around through-hole, if the side is equipped in the outside of the first thread groove 154
Dry second thread groove 155.
Radiating block 181 is set on the side of shell 152, and radiating block 181 is aluminium block or copper billet.In present embodiment,
The shape of radiating block 181 is cuboid.
The middle part of circuit board 190 offers through-hole, and the output shaft 153 of power supply machine passes through；Circuit board 190 is in the outside of through-hole
Equipped with several through-holes.
Supporting screw component 182 connects circuit board 190 and shell 152.Supporting screw component 182 passes through circuit board 190
Through-hole is simultaneously threadedly coupled with the first thread groove 154 of shell 152.
The shell 152 is additionally provided with upper cover (not shown) in the outside of circuit board 190, and upper cover passes through screw and shell 152
The second thread groove 155 be threadedly coupled.So can whole covering board 190, avoid external hard object touching circuit board 190,
Or outside liquid is contacted with circuit board 190, effective protection circuit board 190.
The circumferential side wall of shell 152 is equipped with the junction block 210 of protrusion, and junction block 210 is towards opening on the side of circuit board
Equipped with the first groove 156, in present embodiment, the shape of first groove 156 is strip.First groove 156 of strip
So that a plurality of cable of circuit board is convenient for extending into the first groove 156.
The side adjacent with the first groove 156 of junction block 210 is equipped with the second groove 157, and the shape of the second groove 157 is
Rectangle.The bottom of first groove 156 is connected to the bottom of the second groove 157.First line interface 151 is installed on the second groove
In 157.The cable being connect with circuit board in turn through the first groove 156 and the second groove 157, and with first line interface
151 connections.Second groove 157 of rectangle is convenient for the installation of first line interface 151.
Referring to FIG. 5, supporting screw component 182 includes supporting screw and nut 1824, supporting screw includes column
1821, positioned at first threaded portion 1822 of 1821 one end of column and positioned at the second threaded portion of 1821 other end of column
1823, the first threaded portion 1822 is threadedly coupled with the first thread groove 154 of shell 152.The length of second threaded portion 1823 is more than
First threaded portion 1822.
The radial dimension of column 1821 is more than the through-hole diameter of circuit board 190, the radial dimension of the second threaded portion 1823
Less than the through-hole diameter of circuit board 190, so that the second threaded portion 1823 may pass through the through-hole of circuit board 190, and column
1821 can not pass through the through-hole of circuit board 190.
Second threaded portion 1823 is threadedly coupled after the through-hole of circuit board 190 with nut 1824.The length of column 1821
Degree is substantially equal to the height of radiating block 181.Circuit board 190 and shell 152 be arranged in parallel and between have gap, the gap with dissipate
The height of heat block 181 is roughly equal.
It can so ensure that circuit board 190 is maintained a certain distance with shell 152, be convenient for heat dissipation for circuit board, radiate simultaneously
Block 181 can quickly on order wire circuit plate to shell 152, circuit board 190 towards the side of shell 152 can arranging electronic original paper, such as
This makes two sides of circuit board 190 can arranging electronic original paper so that the size of circuit board can opposite design ground smaller.
The preferred embodiment that these are only the utility model is not used to limitation the scope of protection of the utility model, any
Modification, equivalent replacement or improvement within the spirit of the present invention etc. are all covered in the right of the utility model.
Claims (10)
1. the circuit board mounting mechanism for digital controller, it is characterised in that：The circuit for digital controller
Panel mounting mechanism includes shell, radiating block, supporting screw component and circuit board, and a side of the shell is equipped with several the
One thread groove, the radiating block are set on the side, and circuit board is equipped with several through-holes, and the supporting screw component passes through electricity
The through-hole of road plate is simultaneously threadedly coupled with the first thread groove of shell, the circuit board and housing parallel setting and between have between
Gap, the gap are equal with the height of radiating block.
2. being used for the circuit board mounting mechanism of digital controller as described in claim 1, it is characterised in that：The radiating block
For aluminium block or copper billet.
3. being used for the circuit board mounting mechanism of digital controller as described in claim 1, it is characterised in that：The shell
Circumferential direction is equipped with the junction block of protrusion, and for junction block towards the first groove is offered on the side of circuit board, junction block is recessed with first
The adjacent side of slot is equipped with the second groove, and the bottom of first groove is connected to the bottom of the second groove.
4. being used for the circuit board mounting mechanism of digital controller as claimed in claim 3, it is characterised in that：Described first is recessed
The shape of slot is strip, and the shape of the second groove is rectangle.
5. being used for the circuit board mounting mechanism of digital controller as described in claim 1, it is characterised in that：The support spiral shell
Screw assembly includes supporting screw and nut, supporting screw include column, positioned at column one end the first threaded portion and be located at
Second threaded portion of the column other end, the first threaded portion are threadedly coupled with the first thread groove of shell, and the second threaded portion passes through
It is threadedly coupled with nut after the through-hole of circuit board.
6. being used for the circuit board mounting mechanism of digital controller as claimed in claim 5, it is characterised in that：Second spiral shell
The length in line portion is more than the first threaded portion.
7. being used for the circuit board mounting mechanism of digital controller as claimed in claim 5, it is characterised in that：The column
Radial dimension be more than the through-hole diameter of circuit board, the radial dimension of the second threaded portion is less than the through-hole diameter of circuit board.
8. being used for the circuit board mounting mechanism of digital controller as claimed in claim 5, it is characterised in that：The column
Length be equal to radiating block height.
9. a kind of actuator, it is characterised in that：With the claims 1-8 any one of them for digital controller
Circuit board mounting mechanism.
10. a kind of metering valve assemblies, it is characterised in that：With the actuator described in the claims 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820435137.3U CN207969234U (en) | 2018-03-29 | 2018-03-29 | Circuit board mounting mechanism, actuator and metering valve assemblies for digital controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820435137.3U CN207969234U (en) | 2018-03-29 | 2018-03-29 | Circuit board mounting mechanism, actuator and metering valve assemblies for digital controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207969234U true CN207969234U (en) | 2018-10-12 |
Family
ID=63726678
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820435137.3U Active CN207969234U (en) | 2018-03-29 | 2018-03-29 | Circuit board mounting mechanism, actuator and metering valve assemblies for digital controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207969234U (en) |
-
2018
- 2018-03-29 CN CN201820435137.3U patent/CN207969234U/en active Active
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