CN208509461U - Circuit board mounting structure and air quality detector with it - Google Patents
Circuit board mounting structure and air quality detector with it Download PDFInfo
- Publication number
- CN208509461U CN208509461U CN201820841402.8U CN201820841402U CN208509461U CN 208509461 U CN208509461 U CN 208509461U CN 201820841402 U CN201820841402 U CN 201820841402U CN 208509461 U CN208509461 U CN 208509461U
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- circuit board
- board mounting
- plate
- guide rail
- mounting base
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Abstract
The utility model discloses a kind of circuit board mounting structures for air quality detector, including a shell and a circuit board mounting base, the shell has internal cavities, and described shell one end is provided with unlimited opening, is provided with a circuit board in the circuit board mounting base.At least one guide rail is provided on the inner wall of the internal cavities, the guide rail is provided with a groove along its length.A tongue is provided in the circuit board mounting base, the tongue slides into the groove along the length direction of the guide rail.A position limiting structure is further provided on the inner wall of the internal cavities, sliding of the position limiting structure to the tongue along the rail length direction fixes.The invention also discloses a kind of air quality detectors with the circuit board mounting structure, and which solve the technical problems that the mounting structure assembly time of available circuit plate is long and assembly is complicated.
Description
Technical field
The utility model relates to a kind of mounting structures, pacify more particularly, to a kind of circuit board for air quality detector
Assembling structure, and the air quality detector with the circuit board mounting structure.
Background technique
Printed circuit board (referring to Printed Circuit Board+Assembly, english abbreviation PCBA) is electronics member
The supplier of device electrical connection.Since it is made of terahertz wave quasi-optics, therefore referred to as " print " circuit board.It is printing
Before circuit board processed occurs, the interconnection between electronic component is all to be directly connected to by electric wire to form complete route.
Major advantage using circuit board is to greatly reduce the mistake of wiring and assembly, improves the gentle productive labor rate of Automated water.
Circuit on printed circuit board can be powered or control to the electronic component in electronic equipment.So in electronics
The structure of special fitting printed circuit board is often designed in equipment.But due to the limitation in structure cause it is in the prior art
The technical issues of printed circuit board is fixedly mounted structure that there are assembly times is long, and structure is complicated.
Utility model content
The utility model discloses a kind of circuit board mounting structures for air quality detector, solve available circuit
The technical problem that the mounting structure assembly time of plate is long and assembly is complicated.
Circuit board mounting structure provided by the utility model for air quality detector a comprising shell and an electricity
Road plate mounting base, the shell have internal cavities, and described shell one end is provided with opening, and the internal cavities are opened by described
Mouth is connected to the shell exterior, is provided with a circuit board in the circuit board mounting base.It is set on the inner wall of the internal cavities
It is equipped at least one guide rail, the guide rail is provided with a groove along its length, and the guide rail described in the shell along opening
Mouth one end extends to the other end of the shell.An at least tongue is provided in the circuit board mounting base, the tongue is along institute
The length direction for stating guide rail slides into the groove.A position limiting structure, institute are further provided on the inner wall of the internal cavities
Sliding of the position limiting structure to the tongue along the rail length direction is stated to fix.
As it can be seen that being positioned by guide rail to circuit board mounting base in present embodiment, then by position limiting structure to circuit
The sliding of plate mounting base is limited.Above-mentioned component is in assembling process, it is only necessary to which circuit board mounting base is slid into leading for shell
In rail, then the displacement passed through in position limiting structure limiting circuit plate mounting base glide direction is then completed to assemble, and substantially reduces assembly
Time simultaneously reduces assembly difficulty.
In another optional embodiment, at least one guide rail includes two guide rails, two guide rails point
It is not arranged in parallel on the inner wall of the internal cavities two sides.Present embodiments provide for a kind of specific knots of guide rail two sides setting
Structure keeps the assembly of circuit board mounting base and structure stress more stable by respectively arranged two guide rails in the left and right sides.
In another optional embodiment, every guide rail further comprises one first plate muscle and one second plate muscle, institute
Stating the first plate muscle is strip, and first plate muscle is arranged along the rail length direction.Second plate muscle and described the
One plate muscle is arranged in parallel, and the gap between first plate muscle and second plate muscle forms the groove.This implementation
Mode discloses a kind of specific structure of guide rail.
In another optional embodiment, the circuit board mounting base includes that plate is mounted in a circuit mounting plate and one,
Two tongues being parallel to each other are respectively arranged on the both sides of the edge of the circuit mounting plate.The limit installation plate and institute
It states circuit mounting plate to be arranged in a mutually vertical manner, and the limit installation plate is arranged between the tongue of two sides, the limit peace
Loading board is vertical with the length direction of the tongue.Present embodiments provide for a kind of specific structures of circuit board mounting base.
In another optional embodiment, the circuit board laying is fixed on the limit installation plate.Present embodiment
Disclose the setting position of the circuit board.
In another optional embodiment, the position limiting structure includes a limit end face, and the limit end face is led with described
Rail is vertically arranged, and the limit end face offsets and is bolted with the limit installation plate.Present embodiment discloses one
The specific embodiment of the kind position limiting structure.
In another optional embodiment, the circuit board mounting base is further provided with an at least grab, the grab
Length direction along the tongue is arranged.Be provided with an at least card slot on the inner wall of the internal cavities, the card slot with it is described
Grab is correspondingly arranged, and the grab and the fixed limitation circuit board mounting base of card slot cooperation are along the length side of the tongue
To sliding.Present embodiment discloses another limit method, i.e. grab and card slot.
In another optional embodiment, at least one positioning column is additionally provided on the inner wall of the internal cavities, it is described
Positioning column is arranged along the length direction of the tongue.At least one location hole is provided in the circuit board mounting base, it is described fixed
Position hole is correspondingly arranged with the positioning column, and the positioning column is inserted into the location hole and determines the circuit board mounting base
Position.Present embodiment discloses another limit method, i.e. positioning column and positioning hole.
In another optional embodiment, two positioned parallel plates are additionally provided on the two sides inner wall of the internal cavities,
The guide rail of two positioned parallel plates respectively with two sides is arranged in parallel, and the positioned parallel plate and the guide rail enclose
At a positioning framework, the circuit board mounting base is arranged in the positioning framework.Present embodiments provide for one kind to described
The specific embodiment that circuit board mounting base is integrally positioned.
At the same time, the invention also discloses a kind of air quality detector, which includes tool
The circuit board mounting structure for having above structure and feature and its combining.Above-mentioned design solves the mounting structure of available circuit plate
The technical problem that assembly time is long and assembly is complicated.
Detailed description of the invention
The preferred embodiment of the utility model will be described in detail by referring to accompanying drawing below, make the ordinary skill people of this field
Member becomes apparent from the above and other feature and advantage of the utility model, in attached drawing:
Fig. 1 is a kind of electronic device exterior structural schematic diagram of exemplary embodiment of the utility model；
Fig. 2 is the electronic equipment internal structural schematic diagram of the utility model another embodiment；
Fig. 3 is the interior of shell structural schematic diagram of the utility model another embodiment；
Fig. 4 is the circuit board mounting base structural schematic diagram of the utility model another embodiment.
Wherein, appended drawing reference is as follows:
| Label | Meaning |
| 1 | Shell |
| 11 | Opening |
| 12 | Internal cavities |
| 13 | Guide rail |
| 131 | Groove |
| 132 | First plate muscle |
| 133 | Second plate muscle |
| 141 | Limit end face |
| 142 | Bolt |
| 15 | Card slot |
| 16 | Positioning column |
| 17 | Positioned parallel plate |
| 2 | Circuit board mounting base |
| 21 | Tongue |
| 22 | Circuit mounting plate |
| 23 | Plate is mounted |
| 24 | Grab |
Specific embodiment
In order to which the technical features, objects and effects to utility model are more clearly understood, Detailed description of the invention sheet is now compareed
The specific embodiment of utility model, identical label indicates identical part in the various figures.Indicating the attached of each embodiment
In figure, identical rear two digits indicate that structure is identical or structure is similar but the identical component of function.
To make simplified form, part relevant to the utility model is only schematically shown in each figure, they are simultaneously
Its practical structures as product is not represented.In addition, so that simplified form is easy to understand, have in some figures identical structure or
The component of function, only symbolically depicts one of those, or has only marked one of those.
Specifically, Fig. 1 is a kind of electronic device exterior structural schematic diagram of embodiment of the utility model, and Fig. 2 is this
The electronic equipment internal structural schematic diagram of utility model another embodiment.Fig. 4 is the utility model another embodiment
Circuit board mounting base structural schematic diagram.
Below with reference to Fig. 1 to Fig. 2 and Fig. 4, the circuit board according to one exemplary embodiment of the utility model is shown
Mounting structure a comprising shell 1 and a circuit board mounting base 2, shell 1 have internal cavities 12, and 1 one end of shell is provided with spacious
Opening 11, internal cavities 12 by opening 11 be connected to outside shell 1.A circuit is provided in the circuit board mounting base 2
Plate 3.At least one guide rail 13 is provided on the inner wall of internal cavities 12, guide rail 13 is provided with a groove 131 along its length,
Guide rail 13 extends to the other end of shell 1 along 11 one end of opening of shell 1, and a tongue 21 is provided in circuit board mounting base 2, convex
Slot 21 slides into groove 131 along the length direction of guide rail 13.A position limiting structure is further provided on the inner wall of internal cavities 12
14, sliding of the position limiting structure 14 to tongue 21 along 13 length direction of guide rail fixes.
In the present embodiment, electronic equipment mainly includes shell 1 and circuit board mounting base 2, and circuit board mounting base 2 passes through
Opening 11 is assembled in internal cavities 12.Tongue 21 slides into groove 131 along the length direction of guide rail 13, when circuit board mounting base 2
When sliding into predeterminated position, circuit board mounting base 2 is limited in its glide direction by position limiting structure, and fixes simultaneously
Circuit board mounting base 2 is all slid into internal cavities by movement of the circuit board mounting base 2 in internal cavities 12 in all freedom degrees
Assembly is completed with rear enclosed opening 11 in 12.
In another optional embodiment, at least one guide rail 13 includes two guide rails 13, and two guide rails 13 are parallel respectively
It is set on the inner wall of 12 two sides of internal cavities.Present embodiments provide for a kind of specific structures of 13 two sides of guide rail setting, lead to
Respectively arranged two guide rails 13 assemble circuit board mounting base 2 more convenient at left and right sides of crossing, and circuit board mounting base 2
Structure stress is more stable.
Fig. 3 be the utility model another embodiment interior of shell structural schematic diagram, as shown in figure 3, it is another can
It selects in embodiment, every guide rail 13 further comprises one first plate muscle 132 and one second plate muscle 133, and the first plate muscle 132 is length
Bar shaped, and the first plate muscle 132 is arranged along 13 length direction of guide rail.Second plate muscle 133 and the first plate muscle 132 are arranged in parallel,
And the first gap between plate muscle 132 and the second plate muscle 133 forms groove 131.Present embodiment discloses one kind of guide rail 13
Specific structure.
As shown in figure 4, circuit board mounting base 2 includes a circuit mounting plate 22 and a limit in another optional embodiment
Position mounting plate 23, is respectively arranged with two tongues 21 being parallel to each other on the both sides of the edge of circuit mounting plate 22.Plate is mounted
23 are arranged in a mutually vertical manner with circuit mounting plate 22, and plate 23 is mounted and is arranged between two sides tongue 21, and plate 23 is mounted
It is mutually with the length direction of the tongue 21 vertical.In practical application, circuit mounting plate 22 and limit installation plate 23 are rectangle
Thin plate, circuit mounting plate 22 and the one edge that plate 23 is mounted connect.In addition, plate 23 and circuit mounting plate 22 is mounted
It is mutually perpendicular to only select a kind of feasible structure in designing and manufacturing, plate 23 is mounted and circuit mounting plate 22 is practical
On at an angle to each other can also be arranged.
In another optional embodiment, the laying of circuit board 3, which is fixed on, to be mounted on plate 23.Present embodiment is specifically public
The assembly relation of circuit board 3 Yu circuit board mounting base 2 is opened.
As shown in Fig. 2, position limiting structure includes a limit end face 141 in another optional embodiment, end face 141 is limited
It is vertically arranged with guide rail 13, limit end face 141 and limit installation plate 23 offset and fixed by bolt 142.Present embodiment tool
Body provides a kind of specific embodiment of position limiting structure.Internal cavities 12 are arranged in limit end face 141 in practical applications
On inner wall, limit end face 141 has vertical component in 13 length direction of guide rail.
In another optional embodiment, circuit board mounting base 2 is further provided with an at least grab 24, and grab 24 is along convex
The length direction of slot 21 is arranged.An at least card slot 15 is provided on the inner wall of internal cavities 12, card slot 15 is corresponding with grab 24 to be set
It sets.Grab 24 and card slot 15 cooperate fixed limiting circuit plate mounting base 2 to slide along the length direction of tongue 21.In addition, it is necessary to infuse
Meaning is that grab 24 is understood and the fixed point of bolt 142 be placed in and four vertex of plate 23 are mounted, and more conducively circuit board is pacified
Fill the uniform force in 2 structure of seat.
In another optional embodiment, it is additionally provided at least one positioning column 16 on the inner wall of internal cavities 12, positions
Column 16 is arranged along the length direction of tongue 21.It is provided at least one location hole 17 in circuit board mounting base 2, location hole 17 and fixed
Position column 16 is correspondingly arranged, and positioning column 16 is inserted into location hole 17 and positions to the circuit board mounting base 2.Present embodiment
Another positioning method is provided, because the intensity on length direction will necessarily compare when guide rail 13 has certain length
It is more fragile.Therefore, the structure that can be enhanced when shell 1 is assembled with circuit board mounting base 2 by positioning column 16 with location hole 17 is strong
Degree.
In another optional embodiment, two positioned parallel plates 18 are additionally provided on the two sides inner wall of internal cavities 12,
Guide rail 13 of two positioned parallel plates 19 respectively with two sides is arranged in parallel, and positioned parallel plate 18 and guide rail 13 enclose one
Positioning framework, circuit board mounting base 2 are arranged in the positioning framework.Present embodiments provide for one kind by two positioned parallels
Plate 18 and two guide rails 13 enclose the specific location structure of the circuit board mounting base 2, i.e., the described positioning framework.
The utility model specifically has the beneficial effect that:
It is found by the applicant that generally location hole is respectively set at four angles in the circuit board of electronic equipment, circuit board passes through location hole
It is fixed with after the positioning guide column cooperation on shell with bolt.If circuit board is not resided on shell and is mounted in internal removable
When on the component unloaded, the positioning between three, also can be more complicated therewith then assembling due to more complicated, corresponding to fill
It also can be long with the time.As the continuous development of electronics industry has the electronics of These characteristics (being provided with detachable part)
Equipment is more and more.
Circuit board mounting base 2 is positioned by guide rail 13 in the embodiments of the present invention, then passes through limit knot
Structure limits the sliding of circuit board mounting base 2.Above-mentioned component is in assembling process, it is only necessary to which circuit board mounting base 2 is sliding
Enter in the guide rail 13 of shell 1, then then complete to assemble by the displacement in 2 glide direction of position limiting structure limiting circuit plate mounting base,
It substantially reduces assembly time and reduces assembly difficulty.
The utility model further discloses the specific structure of guide rail 13 and circuit board mounting base 2.In addition, this is practical
It is novel to further disclose limit end face 141, grab 24 and card slot 15 and the limits assembly such as positioning column 16 and location hole 17
Structure further ensures assembly precision and intensity requirement between circuit board mounting base 2 and shell 1.
The utility model additionally provides positioned parallel plate 18 and guide rail 13 encloses the positioning framework, the installation of more circuit board
The fixation and assembly of seat 2 are more convenient.
At the same time, the invention also discloses a kind of air quality detector, which includes tool
The circuit board mounting structure for having above structure and feature and its combining.By above-mentioned design, it can effectively solve the problem that available circuit
The technical problem that the mounting structure assembly time of plate is long and assembly is complicated.
Herein, " schematic " expression " serving as examplea, instances, or illustrations " should not will be described herein as " showing
Any diagram, the embodiment of meaning property " are construed to technical solution that is a kind of preferred or more having advantages.
Although not each embodiment is only wrapped it should be appreciated that this specification is described according to each embodiment
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art
The other embodiments that member is understood that.
Tool of the series of detailed descriptions listed above only for the feasible embodiment of the utility model
Body explanation, they are all without departing from made by the utility model skill spirit not to limit the protection scope of the utility model
Equivalent implementations or change should be included within the scope of protection of this utility model.
Claims (10)
1. being used for the circuit board mounting structure of air quality detector characterized by comprising
One shell (1), the shell (1) have internal cavities (12), and described shell (1) one end is provided with opening (11), described
Internal cavities (12) outside the opening (11) and the shell (1) by being connected to；
One circuit board mounting base (2) is provided with a circuit board (3) on the circuit board mounting base (2)；
It is provided on the inner wall of the internal cavities (12)
At least one guide rail (13), the guide rail (13) are provided with a groove (131) along its length, guide rail (13) edge
The opening (11) one end of the shell (1) extends to the other end of the shell (1)；
It is provided on the circuit board mounting base (2)
An at least tongue (21), the tongue (21) slide into the groove (131) along the length direction of the guide rail (13)；
It is further provided on the inner wall of the internal cavities (12)
One position limiting structure, sliding of the position limiting structure to the tongue (21) along the guide rail (13) length direction limit
It is fixed.
2. the circuit board mounting structure according to claim 1 for air quality detector, which is characterized in that it is described extremely
A few guide rail (13) includes two guide rails (13), and two guide rails (13) are arranged in parallel in the internal cavities respectively
(12) on the inner wall of two sides.
3. the circuit board mounting structure according to claim 2 for air quality detector, which is characterized in that every institute
Stating guide rail (13) further comprises:
One first plate muscle (132), first plate muscle (132) is strip, and first plate muscle (132) is along the guide rail
(13) length direction is arranged；With
One second plate muscle (133), second plate muscle (133) and first plate muscle (132) are arranged in parallel, and described
Gap between one plate muscle (132) and second plate muscle (133) forms the groove (131).
4. the circuit board mounting structure according to claim 1 for air quality detector, which is characterized in that the electricity
Road plate mounting base (2) includes:
One circuit mounting plate (22) is respectively arranged with two institutes being parallel to each other on the both sides of the edge of the circuit mounting plate (22)
State tongue (21)；
One is mounted plate (23), and the limit installation plate (23) is arranged in a mutually vertical manner with the circuit mounting plate (22), and institute
It states limit installation plate (23) to be arranged between the tongue (21) of two sides, the limit installation plate (23) and the tongue (21)
Length direction it is vertical.
5. the circuit board mounting structure according to claim 4 for air quality detector, which is characterized in that the electricity
Road plate (3) laying is fixed on the limit installation plate (23).
6. the circuit board mounting structure according to claim 4 for air quality detector, which is characterized in that the limit
Bit architecture includes:
One limit end face (141), the limit end face (141) are vertically arranged with the guide rail (13), the limit end face (141)
It offsets with the limit installation plate (23) and fixed by bolt (142).
7. the circuit board mounting structure according to claim 1 for air quality detector, which is characterized in that the electricity
Road plate mounting base (2) is further provided with:
An at least grab (24), the grab (24) are arranged along the length direction of the tongue (21)；
It is provided on the inner wall of the internal cavities (12)
An at least card slot (15), the card slot (15) are correspondingly arranged with the grab (24), the grab (24) and the card slot
(15) cooperation is fixed limits length direction sliding of the circuit board mounting base (2) along the tongue (21).
8. the circuit board mounting structure according to claim 1 for air quality detector, which is characterized in that in described
It is additionally provided on the inner wall of portion's cavity (12):
At least one positioning column (16), the positioning column (16) are arranged along the length direction of the tongue (21)；
It is provided on the circuit board mounting base (2)
At least one location hole (17), the location hole (17) is correspondingly arranged with the positioning column (16), and the positioning column
(16) it is inserted into the location hole (17) and the circuit board mounting base (2) is positioned.
9. the circuit board mounting structure according to claim 2 for air quality detector, which is characterized in that in described
It is additionally provided on the two sides inner wall of portion's cavity (12):
Two positioned parallel plates (18), two positioned parallel plates (18) are parallel with the guide rail (13) of two sides respectively to be set
It sets, and the positioned parallel plate (18) and the guide rail (13) enclose a positioning framework, circuit board mounting base (2) setting
In the positioning framework.
10. a kind of air quality detector, which is characterized in that it pacifies with circuit board of any of claims 1-9
Assembling structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841402.8U CN208509461U (en) | 2018-05-31 | 2018-05-31 | Circuit board mounting structure and air quality detector with it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820841402.8U CN208509461U (en) | 2018-05-31 | 2018-05-31 | Circuit board mounting structure and air quality detector with it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208509461U true CN208509461U (en) | 2019-02-15 |
Family
ID=65287859
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820841402.8U Active CN208509461U (en) | 2018-05-31 | 2018-05-31 | Circuit board mounting structure and air quality detector with it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208509461U (en) |
-
2018
- 2018-05-31 CN CN201820841402.8U patent/CN208509461U/en active Active
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