CN209197782U - A kind of display instrument shell of anti-dust accumulation - Google Patents
A kind of display instrument shell of anti-dust accumulation Download PDFInfo
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- CN209197782U CN209197782U CN201920046473.3U CN201920046473U CN209197782U CN 209197782 U CN209197782 U CN 209197782U CN 201920046473 U CN201920046473 U CN 201920046473U CN 209197782 U CN209197782 U CN 209197782U
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- shell
- display instrument
- dust accumulation
- plate body
- hole
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Abstract
The utility model relates to display instrument shell field more particularly to a kind of display instrument shells of anti-dust accumulation, it is characterised in that: it includes bottom case and the cover board at the top of bottom case；Bottom case includes shell, connecting plate and connecting column, and the case top and sidewall opening, the connecting plate are set to case top two sides, connection through-hole are equipped in the connecting plate；The connecting column bottom end is set in the housing side bottom and its top upwardly extends；Cover board includes plate body and the connection buckle set on plate body bottom, and the connection buckle bottom is equipped with and the connecting groove that connect top end and cooperate；It is hollow display window in the middle part of the plate body, is equipped with key mounting groove at the top of the plate body；The key installation trench bottom is equipped with winding displacement through-hole, and the push button signalling line on display circuit board is connect after being pierced by by winding displacement through-hole with film key.The anti-dust accumulation effect of the utility model is good, easy for installation.
Description
Technical field
The utility model relates to display instrument shell field more particularly to a kind of display instrument shells of anti-dust accumulation.
Background technique
Clean room is also dust-free workshop, toilet, dust free room, refers to the particle within the scope of certain space in air
The contaminant exclusions such as son, noxious air, bacterium, and by room temperature, humidity, room pressure, air velocity and air flow method etc.
Control gives specially designed room in a certain range of needs；It is indoor equal no matter how external air conditions change
It can maintain cleanliness, temperature and humidity and the pressure etc. of original set provisioning request, it is therefore desirable to such as to the indices in clean room
Temperature, humidity, pressure etc. are monitored and carry out real-time display；
Traditional display instrument assembly and disassembly are cumbersome, and display instrument surface is typically provided with all kinds of mounting holes for fastened by screw,
It is easy dust accumulation, display instrument surface is not closed generally also, and dust easily enters display instrument enclosure interior, is unable to satisfy clean room use
Condition.
In consideration of it, the display instrument shell for providing a kind of anti-dust accumulation is urgently to be resolved as this field to overcome drawbacks described above
Problem.
Summary of the invention
The purpose of this utility model is to provide for a kind of display instrument shell of anti-dust accumulation, and anti-dust accumulation effect is good, installation side
Just.
In order to solve the above technical problems, the technical solution of the utility model are as follows: a kind of display instrument shell of anti-dust accumulation, including
Bottom case and the cover board at the top of bottom case；
The bottom case includes shell, connecting plate and connecting column, and the case top and sidewall opening, the connecting plate are set to
Case top two sides are equipped with connection through-hole in the connecting plate；The connecting column bottom end is set in the housing side bottom and its top
It upwardly extends；
The cover board includes plate body and the connection buckle set on plate body bottom, and the connection buckle bottom is equipped with and connect top end
The connecting groove of cooperation；It is hollow display window in the middle part of the plate body, key mounting groove is equipped at the top of the plate body for pacifying
Film key is filled, after film key installation, film key surface is almost flushed with plate body surface, further anti-dust accumulation；It is described to press
Key installs trench bottom and is equipped with winding displacement through-hole, and the push button signalling line on display circuit board is pierced by rear and film key by winding displacement through-hole
Connection.
It is connector at the top of the connecting column by above scheme, the connector is divided axially into high interconnecting piece and low connection
Portion is equipped with gap between high interconnecting piece and low interconnecting piece；Clamping boss is equipped on the outside of the high interconnecting piece；Connector with connect it is recessed
When slot is clamped, both high interconnecting piece and low interconnecting piece are squeezed to centre ready for insertion into connecting groove, it is easy for installation.
By above scheme, the connecting groove middle inside is equipped with annular convex edge；Connect the clamping boss of head height interconnecting piece
Cover board is closely buckled on bottom case, fixes without screw by the annular convex edge being caught on the inside of connecting groove, so that installation is very square
Just quickly, and stability is good.
By above scheme, the connecting column side is equipped with the reinforcing rib for being connected to inner walls；The height of reinforcing rib is lower than
The bottom end height of connector, reinforcing rib ensure that when cover board to be connected to the connecting column of bottom case, stability is good, prevents
When the connector misalignment connecting groove of connecting column, the case where connecting column is pressed down.
By above scheme, the quantity of the connecting column is 4, is located at housing bottom quadrangle；Enhance the same of stability
When do not interfere the installation of main circuit board and display circuit board in display instrument.
By above scheme, the shell two sides are equipped with the through slot that extends up and down, the notch of through slot outwardly, the connecting plate position
Groove body in through slot top and connection through-hole and the through slot is axial corresponding；The connection through-hole of connecting plate is passed through the bottom of by by bolt
Shell is connected in Built-in terminal box, and through slot provides installation space for bolt and the link position of bottom case and Built-in terminal box is made to be located at shell
Outside body, main circuit board is located at case inside, will not be to enclosure interior main circuit during bottom case is mounted on Built-in terminal box
Plate impacts.
By above scheme, the housing bottom is equipped with the main circuit board that the first mounting base is used to install display instrument, the lid
Board bottom portion is equipped with the display circuit board that the second mounting base is used to install display instrument；In first mounting base and the second mounting base
Equipped with screw hole.
By above scheme, the material of the bottom case is PC flame retardant plastics, and PC flame retardant plastics facilitates production, at low cost, is had
Certain flexibility is able to achieve connector in connection, and the opposing compression of both high interconnecting piece and low interconnecting piece is to realize cover board
With the connection of bottom case；The material of the cover board is stainless steel material, and surface wire drawing completely encloses, dust is avoided to enter, and decorates
Property is strong.
Using the display instrument shell of the anti-dust accumulation of above-mentioned technical proposal, the utility model is had the following beneficial effects:
Cover board is stainless steel material, and thinner thickness is bonded metope, and cover board front prevents dust accumulation without mounting holes such as screw holes；It is thin installing
Outer surface is completely enclosed after film key, and dust is avoided to enter, meet clean room without dust accumulation requirement；Base side walls are open to be formed
The heat generated long lasting for work can be dispersed, guarantee the service life of display instrument by heat release hole；Connecting column and connection buckle it
Between mutually clamping cover board is installed on bottom case, the mounting means of buckle-type, fixed without screw, it can be achieved that 2s install, installation
It dismantles quick and convenient.
Detailed description of the invention
Fig. 1 is the utility model embodiment overall structure diagram；
Fig. 2 is the overall structure figure of bottom case in the present embodiment；
Fig. 3 is the overlooking structure figure of bottom case in the present embodiment；
Fig. 4 be Fig. 3 along the sectional view of A-A；
Fig. 5 is the enlarged drawing of part B in Fig. 3；
Fig. 6 is the enlarged drawing of Local C in Fig. 4；
Fig. 7 is the overall structure figure of the present embodiment cover plate；
Fig. 8 is the overlooking structure figure of the present embodiment middle cover back；
Fig. 9 is cross-sectional view of the Fig. 8 along line D-D；
Figure 10 is the enlarged drawing of part E in Fig. 9.
Appended drawing reference: 1, bottom case；101, shell；1011, heat release hole；1012, through slot；102, connecting plate；1021, connection is logical
Hole；103, connecting column；1031, high interconnecting piece；1032, low interconnecting piece；1033, it is clamped boss；104, reinforcing rib；105, the first peace
Fill seat；2, cover board；201, plate body；2011, display window；2012, key mounting groove；2013, winding displacement through-hole；2014, go out acoustic aperture；
202, connection buckle；2021, connecting groove；2021a, annular convex edge；203, the second mounting base.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to the accompanying drawing and specifically
Embodiment is described in further detail the utility model.
The utility model is a kind of display instrument shell of anti-dust accumulation, and the display instrument shell and Built-in terminal box of the utility model are matched
Conjunction is mounted on the wall, and existing Built-in terminal box includes box body and holds ear, and box body is connected and composed by bottom plate and side plate and has sky
Chamber holds ear set on inboard wall of cartridge two sides and is equipped with internal thread hole；Built-in terminal box is located in wall.
Refering to fig. 1 to Figure 10, the display instrument shell of the utility model includes bottom case 1 and cover board 2, and it is dark that bottom case 1 is set to wiring
It in box, is connected at the top of 2 back side of cover board and bottom case 1, cover board 2 just facing towards wall outer side, facilitates operator to observe display data
And button operation is carried out to display instrument；In the present embodiment, the material of bottom case 1 is PC flame retardant plastics, and the material of cover board 2 is stainless steel
Material, surface wire drawing.
Refering to fig. 1 to Fig. 6, bottom case 1 includes shell 101, connecting plate 102 and connecting column 103,101 top opening side of shell
Just the main circuit board of display instrument and display circuit board are installed to shell 101, the side wall side of shell 101 be open to be formed it is scattered
Hot hole 1011, heat release hole 1011 realize the signal wire access main circuit board for the measuring device that will be tapped into Built-in terminal box simultaneously；
When in the installation to Built-in terminal box of shell 101, the position of heat release hole 1011 is located at the lower section of shell 101, and shell 101 is upper at this time
Side and two sides side walls be it is closed, have the effect of dust-proof.
Referring to Fig.2, connecting plate 102 is set to 101 top two sides of shell, connection through-hole 1021, shell are equipped in connecting plate 102
101 two sides are equipped with the through slot 1012 that extends up and down, the notch of through slot 1012 outwardly, connecting plate 102 be located at 1012 top of through slot and
The connection through-hole 1021 is corresponding with the groove body of through slot 1012；The connection through-hole 1021 of connecting plate 102 is passed through by bolt and is connect
The internal thread hole of ear is held in line magazine two sides and fastening realizes the connection of bottom case 1 and Built-in terminal box, and through slot 1012 provides for bolt
Installation space and be located at the link position of bottom case 1 and Built-in terminal box outside shell 101, completely will not be to shell 101 inside
Main circuit board impacts；After bottom case 1 installs, the top end opening of shell 101 is outwardly.
In conjunction with Fig. 2 to Fig. 5,103 bottom end of connecting column is set to 101 inside bottom of shell and its top upwardly extends；Connecting column
103 tops are connector, and connector is divided axially into high interconnecting piece 1031 and low interconnecting piece 1032, high interconnecting piece 1031 and low connection
It is equipped with gap between portion 1032, clamping boss 1033 is equipped on the outside of high interconnecting piece 1031；The quantity of connecting column 103 is 4, respectively
Positioned at 101 bottom four corners of shell, 103 side of connecting column is equipped with the reinforcing rib 104 for being connected to 101 inner wall of shell, reinforcing rib 104
Height is lower than the bottom end height of connector.101 inside bottom of shell is additionally provided with the first mounting base 105 with screw hole, passes through spiral shell
Main circuit board is fastened on the connection realized between main circuit board and shell 101 in the first mounting base 105 by silk.
In conjunction with Fig. 1, Fig. 7 to Figure 10, cover board 2 includes plate body 201 and the connection buckle 202 set on 201 back of plate body, connection buckle
202 bottoms are equipped with the connecting groove 2021 cooperated with the connector on 103 top of connecting column, and 2021 middle inside of connecting groove is equipped with
Annular convex edge 2021a, when connecting bottom case 1 and cover board 2, connector is inserted into connecting groove 2021, high 1031 outside of interconnecting piece
Clamping boss 1033 be caught in the annular convex edge 2021a of the inside of connecting groove 2021, cover board 2 is closely buckled on bottom case 1, nothing
Screw is needed to fix；2 bottom of cover board is equipped with the second mounting base 203 with screw hole, and display circuit board is fastened on the by screw
The connection between display circuit board and cover board 2 is realized in two mounting bases 203.201 thinner thickness of plate body, after installing, is almost pasted
It closes on metope；It is hollow display window 2011, the position of the display screen face display window 2011 of display instrument in the middle part of plate body 201
It sets, operator can observe the data on display screen；It is the front of plate body 201 at the top of plate body 201 equipped with key mounting groove
2012, key mounting groove 2012 is attached to key installation relative to the positive horizontal surface sinking 1mm of plate body 201, by film key
When in slot 2012, the horizontal surface of key is almost flushed with the positive horizontal surface of plate body 201, is not easy dust stratification；Key mounting groove
2012 bottoms are equipped with winding displacement through-hole 2013 and out acoustic aperture 2014, and winding displacement through-hole 2013 is used for the key control line of display circuit board
The film key connection for being pierced by and being installed in key mounting groove 2012, acoustic aperture 2014 is for the acousto-optic report on display circuit board out
Alarm device is spoken；2 front of cover board completely encloses after installing film key, avoids dust from entering, meets the nothing of clean room
Dust accumulation requirement.
The above content is combine specific embodiment further detailed description of the utility model, and it cannot be said that
The specific implementation of the utility model is only limited to these instructions.For the utility model person of an ordinary skill in the technical field
For, without departing from the concept of the premise utility, a number of simple deductions or replacements can also be made, all should be considered as belonging to
In the protection scope of the utility model.
Claims (8)
1. a kind of display instrument shell of anti-dust accumulation, it is characterised in that: including bottom case (1) and the cover board being set at the top of bottom case (1)
(2)；
The bottom case (1) includes shell (101), connecting plate (102) and connecting column (103), at the top of the shell (101) and side wall
Opening, the connecting plate (102) are set to two sides at the top of shell (101), connection through-hole are equipped in the connecting plate (102)
(1021)；Connecting column (103) bottom end is set to shell (101) inside bottom and its top upwardly extends；
The cover board (2) includes plate body (201) and the connection buckle (202) for being set to plate body (201) bottom, the connection buckle (202)
Bottom is equipped with the connecting groove (2021) cooperated with connecting column (103) top；It is hollow display window in the middle part of the plate body (201)
Mouth (2011), the plate body (201) are equipped with key mounting groove (2012), and key mounting groove (2012) bottom is equipped with winding displacement
Through-hole (2013).
2. the display instrument shell of anti-dust accumulation according to claim 1, it is characterised in that: be at the top of the connecting column (103)
Connector, the connector are divided axially into high interconnecting piece (1031) and low interconnecting piece (1032), high interconnecting piece (1031) and low company
Gap is equipped between socket part (1032)；Clamping boss (1033) is equipped on the outside of the high interconnecting piece (1031).
3. the display instrument shell of anti-dust accumulation according to claim 2, it is characterised in that: on the inside of the connecting groove (2021)
Middle part is equipped with annular convex edge (2021a).
4. the display instrument shell of anti-dust accumulation according to claim 1, it is characterised in that: connecting column (103) side is set
There is the reinforcing rib (104) for being connected to shell (101) inner wall.
5. the display instrument shell of anti-dust accumulation according to claim 1, it is characterised in that: the quantity of the connecting column (103)
It is 4, is located at shell (101) bottom four corners.
6. the display instrument shell of anti-dust accumulation according to claim 1, it is characterised in that: shell (101) two sides are equipped with
The through slot (1012) extended up and down, the notch of through slot (1012) outwardly, the connecting plate (102) be located at through slot (1012) top and
Connection through-hole (1021) is axial corresponding with the groove body of through slot (1012).
7. the display instrument shell of anti-dust accumulation according to claim 1, it is characterised in that: shell (101) bottom is equipped with
First mounting base (105), cover board (2) bottom are equipped with the second mounting base (203)；First mounting base (105) and second
Mounting base is equipped with screw hole in (203).
8. the display instrument shell of anti-dust accumulation according to claim 1, it is characterised in that: the material of the bottom case (1) is PC
Flame retardant plastics, the material of the cover board (2) are stainless steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046473.3U CN209197782U (en) | 2019-01-11 | 2019-01-11 | A kind of display instrument shell of anti-dust accumulation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920046473.3U CN209197782U (en) | 2019-01-11 | 2019-01-11 | A kind of display instrument shell of anti-dust accumulation |
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| Publication Number | Publication Date |
|---|---|
| CN209197782U true CN209197782U (en) | 2019-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920046473.3U Active CN209197782U (en) | 2019-01-11 | 2019-01-11 | A kind of display instrument shell of anti-dust accumulation |
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| Country | Link |
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| CN (1) | CN209197782U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786376A (en) * | 2022-04-02 | 2022-07-22 | 深圳市比驰信息技术有限公司 | High-integration high-definition display driving board card |
-
2019
- 2019-01-11 CN CN201920046473.3U patent/CN209197782U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114786376A (en) * | 2022-04-02 | 2022-07-22 | 深圳市比驰信息技术有限公司 | High-integration high-definition display driving board card |
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