CN109253256B - Composite sealing structure of passenger compartment and transmission cover - Google Patents
Composite sealing structure of passenger compartment and transmission cover Download PDFInfo
- Publication number
- CN109253256B CN109253256B CN201811358910.1A CN201811358910A CN109253256B CN 109253256 B CN109253256 B CN 109253256B CN 201811358910 A CN201811358910 A CN 201811358910A CN 109253256 B CN109253256 B CN 109253256B
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- China
- Prior art keywords
- passenger compartment
- transmission cover
- sealing
- spigot
- seam allowance
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J15/00—Sealings
- F16J15/02—Sealings between relatively-stationary surfaces
- F16J15/06—Sealings between relatively-stationary surfaces with solid packing compressed between sealing surfaces
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Body Structure For Vehicles (AREA)
- Seal Device For Vehicle (AREA)
Abstract
A composite sealing structure of a passenger compartment and a transmission cover comprises a passenger compartment of a vehicle body, the transmission cover and a sealing strip, wherein the passenger compartment is provided with an opening at a position corresponding to a transmission, a step is formed at the opening, the step surface is an installation surface fixedly connected with the transmission cover, the edge of the step is provided with a first seam allowance vertical to the installation surface, the transmission cover is covered at the opening of the passenger compartment, the opening of the transmission cover is provided with an L-shaped flanging which is used as the installation surface fixedly connected with the passenger compartment, and the inner side of the opening of the transmission cover is higher than the first seam allowance and is provided with a second seam allowance vertical to the inner wall of; the passenger compartment and the transmission cover are fixedly connected, a first sealing strip is clamped between the mounting surfaces of the passenger compartment and the transmission cover, and second sealing strips are respectively mounted on the first spigot of the passenger compartment and the second spigot of the transmission cover. The invention adopts three layers of sealing at the second stop, the first stop and the mounting joint surface of the passenger compartment and the transmission, has compact structure, simple and convenient mounting, safety and reliability, is particularly suitable for sealing when an armored vehicle wades, and meets the use requirement of the whole vehicle.
Description
Technical Field
The invention relates to the sealing technology of an automobile body, in particular to a composite sealing structure of a passenger compartment and a transmission cover of a wheeled armored vehicle.
Background
The body of the load-bearing armored vehicle is formed by welding bulletproof steel plates and generally divided into a power cabin and a passenger cabin. In order to repair power components (such as an engine, a transmission and the like) of a chassis and improve the maintainability of a whole vehicle, an access cover (cover) is generally required to be added in a passenger compartment, which relates to the problem of sealing the access cover (cover) and a vehicle body. The good sealing can prevent water and dust, cut off noise, improve man-machine efficiency and improve the comfort of the environment in the vehicle. The traditional sealing mode of the access cover and the vehicle body is a structural form of connecting a flat rubber gasket and a bolt, water is often leaked, and the sealing performance required by the whole vehicle cannot be met.
Disclosure of Invention
The invention aims to provide a composite sealing structure of a passenger compartment and a transmission cover, which can meet the maintainability requirement of the whole vehicle and can ensure the sealing requirement of the passenger compartment.
The technical scheme for realizing the purpose of the invention is as follows:
a composite sealing structure of a passenger compartment and a transmission cover comprises a passenger compartment of a vehicle body, the transmission cover and a sealing strip, wherein the passenger compartment is provided with an opening at a position corresponding to a transmission, a step is formed at the opening, the surface of the step is an installation surface fixedly connected with the transmission cover, the edge of the step is provided with a first seam allowance vertical to the installation surface, the transmission cover is covered at the opening of the passenger compartment, the opening of the transmission cover is provided with an L-shaped flanging which is used as the installation surface fixedly connected with the passenger compartment, and the inner side of the opening of the transmission cover is higher than the first seam allowance of the passenger compartment and is provided with a second seam allowance vertical to the inner wall of the transmission; the passenger compartment and the transmission cover are fixedly connected, a first sealing strip is clamped between the mounting surfaces of the passenger compartment and the transmission cover, and second sealing strips are respectively mounted on the first spigot of the passenger compartment and the second spigot of the transmission cover.
Preferably, the first seam allowance of the passenger compartment and the second seam allowance of the transmission cover are close to being perpendicular to each other in space.
Further preferably, the second weather strip has a jacket portion and an elastic sealing portion; at the first seam allowance, the clamping sleeve part of the second sealing strip is clamped and sleeved on the first seam allowance, and the elastic sealing part is embedded into a U-shaped space surrounded by the first seam allowance, the mounting surface of the passenger compartment and the inner wall of the transmission cover for sealing; and at the second seam allowance, the clamping sleeve part of the second sealing strip is clamped and sleeved on the second seam allowance, and the elastic sealing part is embedded into a space surrounded by the second seam allowance, the inner wall of the transmission cover and the first seam allowance for sealing.
According to the structural description, the whole set of composite sealing structure adopts three layers of sealing, namely the second stop, the first stop and the mounting joint surface of the passenger cabin and the transmission, has compact structure, simple and convenient mounting, safety and reliability, is particularly suitable for sealing when an armored vehicle wades, and meets the use requirement of the whole vehicle.
Drawings
FIG. 1 is a schematic view of a passenger compartment and transmission cover installation.
Fig. 2 is an enlarged view of a portion of the composite seal of fig. 1.
FIG. 3 is a schematic view of the vehicle body passenger compartment seam allowance and weather strip installation.
FIG. 4 is a schematic illustration of the transmission cover seam allowance and seal installation.
Detailed Description
The invention will be further described with reference to the accompanying drawings in which:
referring to fig. 1, the structure is mainly composed of a vehicle body passenger compartment 1, a transmission cover 2, first and second weather strips 6, 7, and first and second seam allowances 4, 5.
Referring to fig. 3, the passenger compartment 1 has an opening at a position corresponding to the transmission, the opening is formed with a step 11, the step surface is a mounting surface fixedly connected with the transmission cover 2, and the edge of the step has a first spigot 5 perpendicular to the mounting surface.
Referring to fig. 4, the transmission cover 2 covers the opening of the passenger compartment 1, the opening of the transmission cover 2 has an L-shaped flange 21 as a mounting surface for fixedly connecting with the passenger compartment 1, and the transmission cover 2 is provided with a second seam allowance 4 on the inner side of the opening, which is higher than the first seam allowance 5 of the passenger compartment 1 and is perpendicular to the inner wall of the transmission cover 2.
The passenger compartment 1 and the transmission cover 2 are fixedly connected by bolts, and a first weather strip 6 is sandwiched between the mounting surfaces which have sufficient rigidity and flatness.
The first seam allowance 5 of the passenger compartment 1 and the second seam allowance 4 of the transmission cover 2 are close to being perpendicular to each other in space. A second weather strip 7 is attached to the first spigot 5 of the passenger compartment 1 and the second spigot 4 of the transmission cover 2, respectively.
Referring to fig. 1, the second weather strip 7 has a jacket portion 71 and an elastic seal portion 72. At the first spigot 5, the clamping part 71 of the second sealing strip is clamped on the first spigot, and the elastic sealing part 72 is embedded in a U-shaped space surrounded by the first spigot, the mounting surface of the passenger compartment 1 and the inner wall of the transmission cover 2 for sealing; at the second spigot 4, the jacket portion 71 of the second weather strip is clamped and sleeved on the second spigot, and the elastic sealing portion 72 is embedded in the second spigot, and a space surrounded by the inner wall of the transmission cover 2 and the first spigot for sealing.
The mounting surfaces of the passenger compartment 1 and the transmission cover 2 have enough rigidity and flatness, the first seam allowance 5 is formed by stamping, and the second seam allowance 4 is formed by integral casting, so that the mounting errors of two sealing strips can be effectively reduced.
The assembly process of the structure is as follows: the second sealing strip 7 is respectively arranged on a first spigot 5 at the opening of the passenger compartment 1 and a second spigot 4 at the lower opening of the transmission cover 2, the first sealing strip 6 is arranged on the installation surface of the passenger compartment 1, the transmission cover 3 is fixedly connected with the passenger compartment 1 through the bolt 3, and the sealing strips are compressed to form a closed space in the passenger compartment 1.
Claims (5)
1. A composite sealing structure of a passenger compartment and a transmission cover comprises a passenger compartment (1) of a vehicle body, the transmission cover (2) and a sealing strip, and is characterized in that the passenger compartment (1) is provided with an opening corresponding to a transmission, a step is formed at the opening, the step surface is an installation surface fixedly connected with the transmission cover (2), the edge of the step is provided with a first seam allowance (5) vertical to the installation surface, the transmission cover (2) covers the opening of the passenger compartment (1), the opening of the transmission cover (2) is provided with an L-shaped flanging used as the installation surface fixedly connected with the passenger compartment (1), and the transmission cover (2) is provided with a second seam allowance (4) at the position, higher than the first seam allowance (5) of the passenger compartment (1), of the inner side of the opening and vertical to the inner wall of the transmission cover (2); the passenger compartment (1) is fixedly connected with the transmission cover (2), a first sealing strip (6) is clamped between the mounting surfaces of the passenger compartment and the transmission cover, and second sealing strips (7) are respectively mounted on a first spigot (5) of the passenger compartment (1) and a second spigot (4) of the transmission cover (2).
2. The passenger compartment and transmission cover composite seal structure according to claim 1, wherein the first seam allowance (5) of the passenger compartment (1) and the second seam allowance (4) of the transmission cover (2) are close to being perpendicular to each other in space.
3. The passenger compartment and transmission cover composite seal structure according to claim 1 or 2, wherein the second weather strip (7) has a jacket portion (71) and an elastic seal portion (72); at the first spigot (5), a jacket part (71) of the second sealing strip is jacketed on the first spigot, and an elastic sealing part (72) is embedded in a U-shaped space surrounded by the first spigot, the mounting surface of the passenger compartment (1) and the inner wall of the transmission cover (2) for sealing; at the second spigot (4), a clamping sleeve part (71) of the second sealing strip is clamped and sleeved on the second spigot, and an elastic sealing part (72) is embedded into a space surrounded by the second spigot, the inner wall of the transmission cover (2) and the first spigot for sealing.
4. The passenger compartment and transmission cover composite sealing structure according to claim 3, wherein the first seam allowance of the passenger compartment (1) is formed by stamping, and the second seam allowance of the transmission cover (2) is formed by integral casting.
5. The passenger compartment and transmission cover composite seal structure according to claim 4, wherein the passenger compartment (1) and the transmission cover (2) are fixedly connected by bolts (3), and the mounting surface has sufficient rigidity and flatness.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358910.1A CN109253256B (en) | 2018-11-15 | 2018-11-15 | Composite sealing structure of passenger compartment and transmission cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811358910.1A CN109253256B (en) | 2018-11-15 | 2018-11-15 | Composite sealing structure of passenger compartment and transmission cover |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109253256A CN109253256A (en) | 2019-01-22 |
| CN109253256B true CN109253256B (en) | 2020-04-17 |
Family
ID=65044048
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811358910.1A Active CN109253256B (en) | 2018-11-15 | 2018-11-15 | Composite sealing structure of passenger compartment and transmission cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109253256B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4224223B2 (en) * | 2001-03-14 | 2009-02-12 | 大陽日酸株式会社 | Opening sealing structure of cryogenic cold storage container |
| JP4859160B2 (en) * | 2001-08-27 | 2012-01-25 | 富士電機リテイルシステムズ株式会社 | Extruded product |
| CN101639019A (en) * | 2008-07-29 | 2010-02-03 | 力帆实业(集团)股份有限公司 | Cylinder cover hood seal gasket for automotive engine |
| CN202118248U (en) * | 2011-06-09 | 2012-01-18 | 成都博瀚工矿设备配套有限公司 | Adjustable locking and sealing device |
| CN106065949A (en) * | 2016-08-18 | 2016-11-02 | 合肥美亚光电技术股份有限公司 | A kind of separatory vessel sealing device and separatory vessel seal structure |
-
2018
- 2018-11-15 CN CN201811358910.1A patent/CN109253256B/en active Active
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| Publication number | Publication date |
|---|---|
| CN109253256A (en) | 2019-01-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190115 Address after: 401321 Yudong Dajiangxi Road, Banan District, Chongqing City, No. 220 Applicant after: Chongqing Dajiang Zhifang Special Equipment Co., Ltd. Address before: 401321 Dajiang Industrial Park, Yudong Town, Banan District, Chongqing Applicant before: Chongqing Dajiang Industrial Co., Ltd. |
|
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |