CN208445889U - A kind of waterproof construction of rectangular instrument - Google Patents
A kind of waterproof construction of rectangular instrument Download PDFInfo
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- CN208445889U CN208445889U CN201821000328.3U CN201821000328U CN208445889U CN 208445889 U CN208445889 U CN 208445889U CN 201821000328 U CN201821000328 U CN 201821000328U CN 208445889 U CN208445889 U CN 208445889U
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- gasket
- front cover
- instrument
- groove
- screw
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Abstract
The utility model discloses a kind of waterproof constructions of rectangular instrument, including instrument housing, rear cover is installed below the instrument housing, the instrument housing includes upper backup pad and lower supporting plate, limited block is fixedly connected on the inside of the instrument housing, it is separately installed with the first front cover and the second front cover between below the limited block and upper backup pad, the first gasket and the second gasket are respectively equipped with above first front cover and the second front cover, is provided with the first groove below the lower supporting plate.Pass through the setting of the first front cover, the second front cover, the first gasket and the second gasket, use the method for double-layer seal, realize the excellent sealing in front of instrument between front cover and instrument housing, pass through the setting of the first groove, the second groove and third gasket, realize the sealing between instrument housing and rear cover, first groove and the second groove are ring structure, and third gasket is embedded between groove using after the sealing of the second screw, improve sealing effect.
Description
Technical field
The utility model relates to field of instrumentation technology, specially a kind of waterproof construction of rectangular instrument.
Background technique
Currently, there is part instrument using square structure, the display panel of instrument, accommodated inside control electricity are constituted in its front end
Road is removably secured setting rear cover behind.Instrument such as convenient for safeguarding application No. is one kind of CN201620777467.1
Shell structure, including meter housing and instrument rear cover, the bottom hollow out of the meter housing, glass, lining ring, front shroud and the housing of instrument
Form meter housing together by equipment packages, the built-in function spare part setting of instrument covers after instrument, in meter housing and
Gasket is set between instrument rear cover, together with meter housing is connected by screw to instrument rear cover.
Above-mentioned instrument shell structure determined conventional package instrument encapsulation after the drawbacks of can not examining and determine adjusting, in instrument calibration
Without cracking front shroud when adjusting, can restore to restore after examining and determine adjusting.
But above-mentioned instrument housing its waterproof performance as common instrument is poor, when encountering humid climate, aqueous vapor is held
Easily enter gauge internal, influence the normal operation of instrument, thus a kind of waterproof construction of rectangular instrument is provided solve it is above-mentioned go out
Existing problem very it is necessary to.
Utility model content
The purpose of this utility model is to provide a kind of waterproof constructions of rectangular instrument, to solve to mention in above-mentioned background technique
Out the problem of.
To achieve the above object, the utility model provides the following technical solutions: a kind of waterproof construction of rectangular instrument, including
Instrument housing, is equipped with rear cover below the instrument housing, and the instrument housing includes upper backup pad and lower supporting plate, described
Be fixedly connected with limited block on the inside of instrument housing, below the limited block and upper backup pad between be separately installed with the first front cover and
The first gasket and the second gasket, the lower support are respectively equipped with above second front cover, first front cover and the second front cover
It is provided with the first groove below plate, is provided with the second groove above the rear cover, is connected between second groove and the first groove
Third gasket.
Preferably, it is provided with the first threaded hole above the limited block, the first counter sink is provided on the upper backup pad, it is described
First screw is installed, first screw thread is connected to inside the first threaded hole, first spiral shell inside the first counter sink
Nail is extended through in the first gasket, the second gasket, the first front cover and the second front cover.
Preferably, first inside grooves top is provided with the second threaded hole, is provided with the second counter sink below the rear cover,
Second screw is installed, second screw thread is connected to the second threaded hole, second spiral shell inside second counter sink
It follows closely through third gasket.
Preferably, first gasket, the second gasket and third gasket are ring structure.
Preferably, the rear cover two sides are provided with mounting hole.
Preferably, first front cover and the second front cover are transparent cover plate.
Compared with prior art, the utility model has the beneficial effects that a kind of waterproof knot of rectangular instrument of the utility model
Structure, structure novel, enabling to instrument integrally has good sealing effect, prevent in a humid environment extraneous aqueous vapor into
Enter to gauge internal, ensure that the normal operation of instrument.Pass through the first front cover, the second front cover, the first gasket and the second sealing
The setting of pad is realized the excellent sealing in front of instrument between front cover and instrument housing, is passed through first using the method for double-layer seal
The setting of groove, the second groove and third gasket, realizes the sealing between instrument housing and rear cover, the first groove and second recessed
Slot is ring structure, and third gasket is embedded between groove using after the sealing of the second screw, improves sealing effect, reduce aqueous vapor into
Enter to gauge internal, guarantees the normal operation of instrument.
Detailed description of the invention
Fig. 1 is the utility model cross section structure schematic diagram；
Fig. 2 is the utility model overlooking structure diagram；
Fig. 3 is the utility model present invention looks up structural representation；
Fig. 4 is the utility model part A partial enlargement structural representation；
Fig. 5 is the utility model part B partial enlargement structural representation.
In figure: 1 instrument housing, 2 rear covers, 3 upper backup pads, 4 lower supporting plates, 5 limited blocks, 6 first front covers, 7 second front covers,
8 first gaskets, 9 second gaskets, 10 first grooves, 11 second grooves, 12 third gaskets, 13 first threaded holes, 14
One counter sink, 15 first screws, 16 second threaded holes, 17 second counter sinks, 18 second screws, 19 mounting holes.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of waterproof construction of rectangular instrument, including instrument
Watch shell 1, is equipped with rear cover 2 below the instrument housing 1, and the instrument housing 1 includes upper backup pad 3 and lower supporting plate 4,
It is fixedly connected with limited block 5 on the inside of the instrument housing 1, the is separately installed between 3 lower section of the limited block 5 and upper backup pad
The first gasket 8 and the second sealing are respectively equipped with above one front cover 6 and the second front cover 7, first front cover 6 and the second front cover 7
Pad 9 is provided with the first groove 10 below the lower supporting plate 4, the second groove 11, second groove is provided with above the rear cover 2
11 and first are connected with third gasket 12 between groove 10.
It is provided with the first threaded hole 13 above the limited block 5, the first counter sink 14 is provided on the upper backup pad 3, it is described
First screw 15 is installed, first screw 15 is threadedly connected to inside the first threaded hole 13, institute inside first counter sink 14
The first screw 15 is stated to extend through in the first gasket 8, the second gasket 9, the first front cover 6 and the second front cover 7, the first counter sink
14 are equipped with gasket seal, prevent aqueous vapor from penetrating into gauge internal from the first counter sink 14.First groove, 10 inner tip is opened
There is the second threaded hole 16, the second counter sink 17 is provided with below the rear cover 2, second spiral shell is installed inside second counter sink 17
Nail 18, second screw 18 are threadedly connected to the second threaded hole 16, and second screw 18 is through third gasket 12, institute
It states and is equipped with gasket seal below the second counter sink 17, prevent aqueous vapor from penetrating into gauge internal from the second counter sink 17.Described first is close
Packing 8, the second gasket 9 and third gasket 12 are ring structure.2 two sides of rear cover are provided with mounting hole 19.It is described
First front cover 6 and the second front cover 7 are transparent cover plate.
Working principle: a kind of waterproof construction of rectangular instrument of the utility model, structure novel enable to instrument to be integrated with
Good sealing effect, prevent in a humid environment extraneous aqueous vapor from entering gauge internal, ensure that the normal of instrument
Operation.By the setting of the first front cover 6, the second front cover 7, the first gasket 8 and the second gasket 9, the side of double-layer seal is used
Method realizes the excellent sealing in front of instrument between front cover and instrument housing 1, passes through the first groove 10, the second groove 11 and third
The setting of gasket 12, realizes the sealing between instrument housing 1 and rear cover 2, and the first groove 10 and the second groove 11 are ring junction
Structure, third gasket 12 are embedded between groove using after the sealing of the second screw 18, are improved sealing effect, are reduced aqueous vapor and enter instrument
Inside table, guarantee the normal operation of instrument.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of waterproof construction of rectangular instrument, including instrument housing (1), it is characterised in that: peace below the instrument housing (1)
Equipped with rear cover (2), the instrument housing (1) includes upper backup pad (3) and lower supporting plate (4), instrument housing (1) inside
Be fixedly connected with limited block (5), below the limited block (5) and upper backup pad (3) between be separately installed with the first front cover (6) and
The first gasket (8) and the second gasket are respectively equipped with above second front cover (7), first front cover (6) and the second front cover (7)
(9), it is provided with the first groove (10) below the lower supporting plate (4), is provided with the second groove (11) above the rear cover (2), it is described
Third gasket (12) are connected between second groove (11) and the first groove (10).
2. a kind of waterproof construction of rectangular instrument according to claim 1, it is characterised in that: above the limited block (5)
It is provided with the first threaded hole (13), is provided with the first counter sink (14) on the upper backup pad (3), first counter sink (14) is internal
It is equipped with the first screw (15), first screw (15) is threadedly connected to the first threaded hole (13) inside, first screw
(15) it extends through in the first gasket (8), the second gasket (9), the first front cover (6) and the second front cover (7).
3. a kind of waterproof construction of rectangular instrument according to claim 1, it is characterised in that: in first groove (10)
Portion top is provided with the second threaded hole (16), is provided with the second counter sink (17) below the rear cover (2), second counter sink (17)
Inside is equipped with the second screw (18), and second screw (18) is threadedly connected to the second threaded hole (16), second screw
(18) through third gasket (12).
4. a kind of waterproof construction of rectangular instrument according to claim 1, it is characterised in that: first gasket (8),
Second gasket (9) and third gasket (12) are ring structure.
5. a kind of waterproof construction of rectangular instrument according to claim 1, it is characterised in that: rear cover (2) two sides are equal
It is provided with mounting hole (19).
6. a kind of waterproof construction of rectangular instrument according to claim 1, it is characterised in that: first front cover (6) and
Second front cover (7) is transparent cover plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821000328.3U CN208445889U (en) | 2018-06-27 | 2018-06-27 | A kind of waterproof construction of rectangular instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821000328.3U CN208445889U (en) | 2018-06-27 | 2018-06-27 | A kind of waterproof construction of rectangular instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208445889U true CN208445889U (en) | 2019-01-29 |
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ID=65087055
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821000328.3U Active CN208445889U (en) | 2018-06-27 | 2018-06-27 | A kind of waterproof construction of rectangular instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208445889U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505774A (en) * | 2019-06-04 | 2019-11-26 | 上海浦江桥隧运营管理有限公司 | A kind of bridge pier safety detection water surface control unit |
-
2018
- 2018-06-27 CN CN201821000328.3U patent/CN208445889U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110505774A (en) * | 2019-06-04 | 2019-11-26 | 上海浦江桥隧运营管理有限公司 | A kind of bridge pier safety detection water surface control unit |
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