CN108897098B

CN108897098B - Short wavelength online isolator waterproof shell

Info

Publication number: CN108897098B
Application number: CN201810906475.5A
Authority: CN
Inventors: 李勇; 章霖; 许斌; 吴珍; 刘武峰
Original assignee: Anhui Wuxianguang Communication Co ltd
Current assignee: Anhui Wuxianguang Communication Co ltd
Priority date: 2018-08-10
Filing date: 2018-08-10
Publication date: 2020-05-15
Anticipated expiration: 2038-08-10
Also published as: CN108897098A

Abstract

The invention discloses a short-wavelength online isolator waterproof shell which comprises a lower shell and an upper shell, wherein a damp-proof plate is fixedly connected to the bottom of the inner wall of the lower shell, an isolator body is fixedly connected to the top of the damp-proof plate, clamping seats positioned on the left side and the right side of the isolator body are fixedly connected to the top of the damp-proof plate, a through hole is formed in one side of each clamping seat and communicated with the inner wall of the clamping seat, a water drainage hole is formed in the lower shell and communicated with the water drainage hole, a water drainage bottom plate is fixedly connected to the bottom of the shell and communicated with the water drainage hole, and a clamping block is fixedly connected to one side of the inner wall of the lower shell. The invention solves the problem that the prior online isolator mostly directly uses two shells to be directly adhered during installation, so that water or dust and the like easily enter the isolator from the joint to damage the isolator although the stability of the isolator is ensured, thereby influencing the production process.

Description

Short wavelength online isolator waterproof shell

Technical Field

The invention relates to the technical field of short-wavelength isolators, in particular to a short-wavelength online isolator waterproof shell.

Background

The isolator adopts the linear optical coupling isolation principle, carries out conversion output with input signal, and input, output and working power supply three are isolated each other, are particularly suitable for the equipment instrument adapted with the needs electric isolation, and the isolator is the signal isolator again, is important component among the industrial control system, uses signal isolation method in each process loop can use the changer (some equipment can accomplish) that isolation fastener such as DCS or PLC or on-the-spot area were kept apart, also can use signal isolator to realize.

The variety of isolator is various, and wherein the online isolator of short wavelength also receives staff's attention, and current online isolator mostly directly uses two casings to directly paste when the installation, has guaranteed the steadiness of isolator like this, but leads to inside water or dust etc. enter into the isolator from the junction very easily, makes the isolator damage to can influence the production process.

Disclosure of Invention

The invention aims to provide a short-wavelength online isolator waterproof shell to solve the problem that the existing online isolator in the background art is mostly directly adhered by two shells, so that water or dust and the like easily enter the isolator from a joint to damage the isolator although the stability of the isolator is ensured, and the production process is influenced.

In order to solve the technical problems, the invention provides the following technical scheme:

the short-wavelength online isolator waterproof shell comprises a lower shell and an upper shell, wherein a damp-proof plate is fixedly connected to the bottom of the inner wall of the lower shell, an isolator body is fixedly connected to the top of the damp-proof plate, clamping seats positioned on the left side and the right side of the isolator body are fixedly connected to the top of the damp-proof plate, a through hole is formed in one side of each clamping seat and communicated with the inner wall of each clamping seat, a water drainage hole is formed in the lower shell and communicated with the water drainage hole, a water drainage bottom plate is fixedly connected to the bottom of the lower shell and communicated with the water drainage holes, each water drainage bottom plate is a hollow plate, openings are formed in two ends of each hollow plate, a sliding groove is formed in the inner wall of each hollow plate, a movable plate is arranged in each hollow plate, two sides of each movable plate are clamped in the sliding groove, a motor is arranged on the side face of each water drainage bottom plate, the front end of the shaft is provided with an eccentric wheel, the left and right groove walls of the long groove are provided with springs, and the springs are propped against the side walls of the eccentric wheel.

Preferably, the shaking plate is provided with a tooth mouth on the upper surface.

Preferably, the shaking plate is delimited by the shaft, and the tooth mouths on both sides face outwards.

Preferably, baffles are arranged on two sides of the shaking plate.

Preferably, a clamping block is fixedly connected to one side of the inner wall of the lower shell, a clamping groove is formed in one side of the inner wall of the upper shell, a sealing gasket is fixedly connected to the inner wall of the clamping groove, the clamping block is in plug-in connection with the sealing gasket, a plug-in strip is fixedly connected to the bottom of the upper shell and is in plug-in connection with the lower shell, a protective cover is fixedly connected to the top of the inner wall of the upper shell, and the protective cover is in plug-in connection.

Preferably, the joint of the upper shell and the lower shell is bonded by glue.

Preferably, a sealing strip is arranged at the joint of the protective cover and the clamping seat.

Preferably, the through hole is inclined at an included angle of thirty degrees with the horizontal plane.

Preferably, the left side and the right side of the water drainage bottom plate are provided with positioning feet.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the invention, by arranging the clamping block, the clamping groove, the sealing gasket and the inserting strip, when the shell is installed, the clamping block is arranged in the clamping groove, and then the inserting strip is arranged on the lower shell, so that the upper shell and the lower shell are directly connected more tightly, moisture or dust and the like can not enter the shell, and the protective cover can further protect the isolator body, thereby avoiding the moisture or dust and the like from damaging the isolator body.

2. Through setting up the cassette, can effectually prescribe a limit to the position of isolator body, then peg graft with the cassette through the protection casing, when the inside infiltration of casing, can effectually keep apart moisture and isolator body, then at the through-hole, under the common cooperation of outlet and sluicing bottom plate, make the moisture that infiltrates into the casing flow in sluicing bottom plate inside, and the dampproof board can provide good dampproofing effect for the isolator body, moisture has been avoided stopping inside the casing, can make the internal environment moist, influence the operation of isolator body, it directly pastes to have solved current online isolator when the installation mostly directly use two casings, though guarantee the steadiness of isolator like this, but lead to inside water or dust etc. enter into the isolator from the junction very easily, make the isolator damage, thereby can influence the problem of production process.

3. The eccentric wheel is driven to rotate by the motor, the spring which is propped against the side surface of the eccentric wheel is intermittently stressed to stretch back and forth, the shaking plate can move back and forth in the sliding groove, and water on the shaking plate is slowly thrown out from the tooth opening in a joint mode in the moving process.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view taken at B of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic front view of a drainage floor structure according to the present invention;

FIG. 5 is a schematic side view of a drainage floor structure according to the present invention;

in the figure: 1. a lower housing; 2. a moisture-proof plate; 3. an isolator body; 4. a card holder; 5. a through hole; 6. a water drain hole; 7. a water drainage bottom plate; 8. an upper housing; 9. a clamping block; 10. a card slot; 11. a gasket; 12. inserting strips; 13. a protective cover; 14. a chute; 15. a shaking plate; 16. a motor; 17. a long-shaped groove; 18. an eccentric wheel; 19. a spring; 20. a tooth mouth; 21. and a baffle plate.

Detailed Description

In order to solve the problem that the existing online isolator mostly directly uses two shells to be directly adhered during installation, so that water or dust and the like easily enter the isolator from a joint to damage the isolator although the stability of the isolator is ensured, and the production process is affected, the embodiment of the invention provides the short-wavelength online isolator waterproof shell. The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the embodiment provides a short wavelength online isolator waterproof case, which comprises a lower case 1 and an upper case 8, wherein a moisture-proof plate 2 is fixedly connected to the bottom of the inner wall of the lower case 1, an isolator body 3 is fixedly connected to the top of the moisture-proof plate 2, clamping seats 4 positioned on the left and right sides of the isolator body 3 are fixedly connected to the top of the moisture-proof plate 2, a through hole 5 is formed in one side of each clamping seat 4, the through hole 5 is communicated with the inner wall of each clamping seat 4, a drain hole 6 is formed in the lower case 1, the through hole 5 is communicated with the drain hole 6, a drain bottom plate 7 is fixedly connected to the bottom of the lower case 1, the drain bottom plate 7 is communicated with the drain hole 6, a clamping block 9 is fixedly connected to one side of the inner wall of the lower case 1, a clamping groove 10 is formed in one side of the inner wall of the upper case 8, the inserting strip 12 is inserted into the lower shell 1, the top of the inner wall of the upper shell 8 is fixedly connected with a protective cover 13, and the protective cover 13 is inserted into the clamping seat 4.

In the embodiment, by arranging the fixture block 9, the clamping groove 10, the sealing gasket 11 and the inserting strip 12, when the housing is installed, the fixture block 9 is firstly arranged inside the clamping groove 10, then the inserting strip 12 is arranged on the lower housing 1, so that the upper housing and the lower housing are directly connected more tightly, moisture or dust and the like cannot enter the housing, the protective cover 13 can further protect the isolator body 3, the isolator body 3 is prevented from being damaged by the moisture or the dust and the like, the position of the isolator body 3 can be effectively limited by arranging the clamping seat 4, then the protective cover 13 is inserted into the clamping seat 4, when water seeps in the housing, the moisture can be effectively isolated from the isolator body 3, then under the common cooperation of the through hole 5, the drain hole 6 and the drain bottom plate 7, the moisture seeped into the housing flows into the drain bottom plate 7, and the moisture-proof plate 2 can provide a good moisture-proof effect for the isolator body 3, avoided moisture to stop inside the casing, can make the internal environment moist, influenced isolator body 3's operation, solved current online isolator and directly used two casings directly to paste when the installation mostly, guaranteed the steadiness of isolator like this, but lead to water or dust etc. to enter into the isolator from the junction very easily inside, make the isolator damage to can influence the problem of production process.

Example 2

Referring to fig. 1-3, a further improvement is made on the basis of embodiment 1: go up the casing 8 and adopt the glue bonding with the junction of casing 1 down, bond through the junction that adopts glue to casing from top to bottom, sealed effect between the casing about can further promotion, thereby it is better to make its water-proof effects, protection casing 13 is provided with the sealing strip with the junction of cassette 4, make the sealing performance between protection casing 13 and the cassette 4 better, from having played the inside that prevents water or dust from entering into protection casing 13 from the junction, avoided its and isolator body 3 contact.

Wherein, through-hole 5 personally submits thirty degrees contained angles with the level and is the slope form, and when the inside infiltration of casing, through-hole 5 sets to the slope form, and water can follow through-hole 5 inside and pass through to with the inside moisture discharge of casing, avoided water to stop for a long time inside the casing, cause the internal environment humidity, thereby cause the problem of influence to isolator body 3, the left and right sides of sluicing bottom plate 7 all is provided with the location foot, has made things convenient for the installation of isolator.

Example 3

Referring to fig. 4-5, a further improvement is made on the basis of embodiment 2: the water drainage bottom plate is a hollow plate, two ends of the hollow plate are provided with openings, the inner wall of the hollow plate is provided with a sliding groove 14, a shaking plate 15 is arranged in the hollow plate, two sides of the shaking plate are clamped in the sliding groove, the side surface of the water drainage bottom plate is provided with a motor 16, the shaft of the motor penetrates through the side wall of the water drainage bottom plate and is pressed against a long groove 17 of the side wall of the shaking plate, the front end of the shaft is provided with an eccentric wheel 18, and the left and right groove walls of the long groove are provided with springs 19 which.

The shaking plate is provided with a tooth mouth 20 on the upper surface.

The shaking plate is limited by the shaft, and the tooth mouths on both sides face outwards.

The shaking plate is provided with baffles 21 at both sides.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected through the insides of two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The short-wavelength online isolator waterproof shell comprises a lower shell and an upper shell, wherein a damp-proof plate is fixedly connected to the bottom of the inner wall of the lower shell, an isolator body is fixedly connected to the top of the damp-proof plate, clamping seats positioned on the left side and the right side of the isolator body are fixedly connected to the top of the damp-proof plate, a through hole is formed in one side of each clamping seat and communicated with the inner wall of each clamping seat, a water drainage hole is formed in the lower shell and communicated with the water drainage hole, a water drainage bottom plate is fixedly connected to the bottom of the lower shell and communicated with the water drainage holes, each water drainage bottom plate is a hollow plate, openings are formed in two ends of each hollow plate, a sliding groove is formed in the inner wall of each hollow plate, a movable plate is arranged in each hollow plate, two sides of each movable plate are clamped in the sliding groove, a motor is arranged on the side face of each water drainage bottom plate, the front end of the shaft is provided with an eccentric wheel, the left and right groove walls of the long groove are provided with springs, and the springs are propped against the side walls of the eccentric wheel.

2. The short wavelength in-line isolator watertight housing of claim 1, wherein: the upper surface of the shaking plate is provided with a tooth mouth.

3. The short wavelength in-line isolator watertight housing of claim 1, wherein: the shaking plate takes the shaft as a boundary, and the tooth mouths on two sides face outwards.

4. The short wavelength in-line isolator watertight housing of claim 1, wherein: and baffles are arranged on two sides of the shaking plate.

5. The short wavelength in-line isolator watertight housing of claim 1, wherein: the joint of the upper shell and the lower shell is bonded by glue.

6. The short wavelength in-line isolator watertight housing of claim 1, wherein: the improved structure of the automobile seat cover comprises a lower shell, a clamping block, an upper shell, a clamping groove, a clamping gasket, an inserting strip, a protective cover and a clamping seat, wherein the clamping block is fixedly connected to one side of the inner wall of the lower shell, the clamping groove is formed in one side of the inner wall of the upper shell, the sealing gasket is fixedly connected to the inner wall of the clamping groove, the clamping block is inserted into the sealing gasket, the inserting strip is fixedly connected to the bottom of the upper.

7. The short wavelength in-line isolator watertight housing of claim 6, wherein: and a sealing strip is arranged at the joint of the protective cover and the clamping seat.

8. The short wavelength in-line isolator watertight housing of claim 1, wherein: the through hole is inclined at an included angle of thirty degrees with the horizontal plane.

9. The short wavelength in-line isolator watertight housing of claim 1, wherein: the left side and the right side of the water drainage bottom plate are provided with positioning feet.