CN212514990U

CN212514990U - Waterproof breathable shell for radar

Info

Publication number: CN212514990U
Application number: CN202021049928.6U
Authority: CN
Inventors: 皮兴宇; 吕永胜; 贾广新; 朱振波; 袁德勇
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-02-09
Anticipated expiration: 2030-06-10

Abstract

The utility model relates to an on-vehicle radar technical field specifically is used for waterproof ventilative shell of radar, radar casing including the internal seal, set up the through-hole on the casing, the casing is in the pipe fitting of through-hole department installation tubular structure, pipe fitting sliding connection is used for the waterproof ventilative piece of casing inner space and outside air exchange, waterproof ventilative piece, pipe fitting, casing enclose into waterproof ventilative hollow airtight structure, but this waterproof ventilative shell of radar makes the inside waterproof ventilative of casing of radar, and be convenient for monitor the change of waterproof ventilated membrane.

Description

Waterproof breathable shell for radar

Technical Field

The utility model relates to an on-vehicle radar technical field specifically is a waterproof ventilative shell for radar.

Background

When on-vehicle radar protected inside optoelectronic system, make casing internal seal through the sealing washer, when receiving the temperature influence, the casing is inside to form the pressure difference, makes casing sealing washer bear bigger stress, can not waterproof ventilative in the casing, makes the internal and external pressure can not be balanced in the casing, and inside water, moisture, the dust in the external environment just can get into the casing through sealed gap, probably produced harmful effects to equipment performance, the influence is used.

SUMMERY OF THE UTILITY MODEL

To prior art not enough, for overcoming prior art's defect, the utility model aims to provide a waterproof ventilative shell for radar solves the radar and can not waterproof ventilative problem.

The technical scheme is that the waterproof and breathable shell for the radar comprises a radar shell body with an inner sealed part, wherein a through hole is formed in the shell body, a pipe fitting with a tubular structure is installed at the through hole of the shell body, the pipe fitting is connected with a waterproof and breathable part in a sliding mode and used for exchanging the inner space of the shell body with outside air, and the waterproof and breathable part, the pipe fitting and the shell body are enclosed into a waterproof and breathable hollow sealed structure.

Preferably, the waterproof breathable piece comprises a sleeve of a tubular structure, one end of the sleeve is fixedly connected with the waterproof breathable film covering the radial section of the sleeve, and the sleeve is sleeved with the pipe fitting.

Preferably, a first sealing element for sealing is arranged between the pipe fitting and the sleeve, and a second sealing element for sealing is arranged between the pipe fitting and the shell.

Preferably, the pipe member is detachably connected to the housing, the pipe member includes a first hole and a second hole, an inner diameter of the first hole is larger than an inner diameter of the second hole, and the pipe member is sleeved on the sleeve through the second hole.

Preferably, the outer diameter of one end of the sleeve extending out of the second hole is larger than the inner diameter of the second hole, the other end of the sleeve extending out of the second hole is detachably connected with a clamping piece used for limiting the axial movement of the sleeve, the clamping piece and the pipe fitting are fixedly connected with an elastic piece made of elastic materials, and the elastic piece is sleeved on the sleeve.

Preferably, the sleeve is provided with a mark for marking the length of the elastic element.

The utility model provides a waterproof ventilative shell for radar compares beneficial effect with prior art and is:

1. the casing is at the pipe fitting of through-hole department installation tubular structure, pipe fitting sliding connection is used for the waterproof ventilative piece of casing inner space and outside air exchange, waterproof ventilative piece, the pipe fitting, the casing encloses into waterproof ventilative hollow airtight structure, make the inside waterproof ventilative of casing of radar, simultaneously when the temporary jam that waterproof ventilated membrane produced because of factors such as rainwater, the external pressure difference that forms in the casing, make the relative pipe fitting axial displacement of sleeve pipe in the waterproof ventilative piece, with this pressure difference inside and outside balanced casing, when waterproof ventilated membrane blocks up the inefficacy because of using for a long time, the relative pipe fitting axial displacement of sleeve pipe, judge the in service behavior of waterproof ventilated membrane through the sign, be convenient for monitor the change of waterproof ventilated membrane.

Drawings

Fig. 1 is a schematic view of the present invention.

Fig. 2 is a schematic view of the direction a-a of the present invention.

In the figure: the waterproof and breathable pipe comprises a shell 1, a through hole 2, a pipe fitting 3, a first hole 3.1, a second hole 3.2, a waterproof and breathable piece 4, a waterproof and breathable film 4.1, a sleeve 4.2, a clamping piece 4.3, a first sealing piece 5, a second sealing piece 6, an elastic piece 7 and an identification 8.

Detailed Description

The technical solutions of the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention, and in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, and are only for convenience of description of the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus cannot be understood as limiting the present invention.

Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance throughout the present disclosure, it being understood that unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and can be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present invention will be described in further detail below with reference to specific embodiments and with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1-2, the present invention provides a technical solution: a waterproof breathable shell for radar comprises a radar shell 1 with an internal seal, wherein the lower end of the shell 1 is provided with a through hole 2, the shell 1 is provided with a pipe fitting 3 with a tubular structure at the through hole 2, the pipe fitting 3 is in sliding connection with a waterproof breathable piece 4 for exchanging the internal space of the shell 1 with the external air, the waterproof breathable piece 4 comprises a sleeve 4.2 with a tubular structure, one end of the sleeve 4.2 is bonded with a waterproof breathable film 4.1 covering the radial section of the sleeve 4.2 through an annular adhesive tape, the waterproof breathable film 4.1 is a waterproof breathable polymer film, one end of the pipe fitting 3 is provided with an external thread, the through hole 2 is provided with an internal thread matched with the external thread, so that the pipe fitting 3 and the shell 1 are fixed in a detachable connection mode of threaded connection, the pipe fitting 3 comprises a first hole 3.1 and a second hole 3.2, the internal diameter of the first hole 3.1 is larger than that of the second hole 3.2, the pipe fitting 3 is sleeved, the sleeve 4.2 is convenient to slide axially relative to the pipe fitting 3, the outer diameter of one end of the sleeve 4.2 extending out of the second hole 3.2 is larger than the inner diameter of the second hole 3.2, the other end of the sleeve 4.2 extending out of the second hole 3.2 is in threaded connection with a clamping piece 4.3 used for limiting the axial movement of the sleeve 4.2, the clamping piece 4.3 and the pipe fitting 3 are fixedly connected with an elastic piece 7 made of elastic materials such as a spring, the elastic piece 7 is sleeved on the sleeve 4.2, a mark 8 used for marking the length of the elastic piece 7 is arranged on the sleeve 4.2, a first sealing piece 5 used for sealing is arranged between the pipe fitting 3 and the sleeve 4.2, a second sealing piece 6 used for sealing is arranged between the pipe fitting 3 and the casing 1, the first sealing piece 5 and the second sealing piece 6 are both sealing rings, so that the waterproof breathable piece 4, the pipe fitting 3 and the casing 1 enclose a waterproof and breathable hollow airtight structure, thereby preventing water and air from being waterproof and breathable, and preventing water from being blocked temporarily due to factors such, form pressure difference inside and outside the casing 1 for 3 axial displacement of the relative pipe fitting of sleeve pipe 4.2, with this internal and external pressure difference of balanced casing 1, when waterproof ventilated membrane 4.1 blocks up the time spent because of using for a long time, 3 axial displacement of the relative pipe fitting of sleeve pipe 4.2 judges the in service behavior of waterproof ventilated membrane 4.1 through sign 8, is convenient for monitor waterproof ventilated membrane 4.1's change.

During the installation, first sealing member 5 of second hole 3.2 department installation in the pipe fitting 3, waterproof ventilated membrane 4.1 is bonded to sleeve pipe 4.2 one end, the sleeve pipe 4.2 other end passes 3 sheathes in of pipe fitting and is connected with 4.3 threaded connections of fastener after

elastic component

7, 7 both ends of elastic component and pipe fitting 3, fastener 4.3 joint is fixed, elastic component 7 is under no external force state, sleeve pipe 4.2 both ends all with second hole 3.2 contactless each other, pipe fitting 3 is in the one end department of keeping away from second hole 3.2 and casing 1 threaded fixation, second sealing member 7 is located between 3 axial pipe fittings 3 of pipe fitting and casing 1, so that be convenient for waterproof ventilated membrane 4.1's installation and change.

The present invention has been described in detail with reference to the specific embodiments and examples, but these should not be construed as limitations of the present invention. Numerous variations and modifications can be made by those skilled in the art without departing from the principles of the invention, which should also be considered as within the scope of the invention.

Claims

1. A waterproof ventilative shell for radar, including inside seal's radar casing (1), set up through-hole (2), its characterized in that on casing (1): the shell (1) is provided with a pipe fitting (3) of a tubular structure at the through hole (2), the pipe fitting (3) is connected with a waterproof and breathable piece (4) used for exchanging the internal space of the shell (1) with the outside air in a sliding mode, and the waterproof and breathable hollow airtight structure is surrounded by the waterproof and breathable piece (4), the pipe fitting (3) and the shell (1).

2. The waterproof, breathable outer shell for a radar according to claim 1, characterized in that: waterproof ventilative piece (4) include sleeve pipe (4.2) of tubular structure, sleeve pipe (4.2) one end fixed connection covers sleeve pipe (4.2) radial cross-section's waterproof ventilated membrane (4.1), sleeve pipe (4.2) with pipe fitting (3) cup joint.

3. The waterproof, breathable outer shell for a radar according to claim 2, characterized in that: a first sealing element (5) for sealing is arranged between the pipe fitting (3) and the sleeve (4.2), and a second sealing element (6) for sealing is arranged between the pipe fitting (3) and the shell (1).

4. The waterproof, breathable outer shell for a radar according to claim 2, characterized in that: the pipe fitting (3) is detachably connected with the shell (1), the pipe fitting (3) comprises a first hole (3.1) and a second hole (3.2), the inner diameter of the first hole (3.1) is larger than that of the second hole (3.2), and the pipe fitting (3) is sleeved on the sleeve (4.2) through the second hole (3.2).

5. The waterproof, breathable outer shell for a radar according to claim 4, characterized in that: the outer diameter of one end, extending out of the second hole (3.2), of the sleeve (4.2) is larger than the inner diameter of the second hole (3.2), the other end, extending out of the second hole (3.2), of the sleeve (4.2) is detachably connected with a clamping piece (4.3) used for limiting axial movement of the sleeve (4.2), the clamping piece (4.3) and the pipe fitting (3) are fixedly connected with an elastic piece (7) made of elastic materials, and the elastic piece (7) is sleeved on the sleeve (4.2).

6. The waterproof, breathable outer shell for a radar according to claim 5, characterized in that: and the sleeve (4.2) is provided with a mark (8) for marking the length of the elastic piece (7).