CN210343938U - Interference structure connecting piece suitable for sealing press-fitting - Google Patents
Interference structure connecting piece suitable for sealing press-fitting Download PDFInfo
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- CN210343938U CN210343938U CN201921061856.4U CN201921061856U CN210343938U CN 210343938 U CN210343938 U CN 210343938U CN 201921061856 U CN201921061856 U CN 201921061856U CN 210343938 U CN210343938 U CN 210343938U
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- connecting piece
- guide block
- boss
- guide
- interference
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Abstract
The utility model provides an interference structural connection spare suitable for sealed pressure equipment, include: the connecting structure comprises a first connecting piece (100), a second connecting piece (200), a connecting face (300), a guide block (101) and a boss (201); the guide block (101) is arranged on the first connecting piece (100), and a gap (A) exists between the guide block and the connecting surface (300); the boss (201) is arranged on the second connecting piece (200); the wall thickness (B) of second connecting piece (200) is greater than clearance (A), the utility model discloses simple structure, practicality, dependable performance can gain good pressure equipment effect in vehicle air conditioner pressure equipment field.
Description
Technical Field
The utility model relates to a connecting piece field specifically relates to an interference structure connecting piece suitable for sealed pressure equipment.
Background
The connection mode of each part of the current automobile air conditioner is a buckle connection mode, a screw connection mode and the like. The buckle connection mode has the advantages that the buckle connection mode is installed without tools, but is difficult to disassemble and assemble; the screw has the advantage of being convenient to fasten, but requires the use of tools for installation. The components adopting the two connection modes are generally matched by a sponge sealing strip or a rib groove. The selection of the connection mode of all parts of the automobile air conditioning box becomes an inevitable problem nowadays.
Patent document CN106996145B discloses a rotatory calorie of bamboo shoot formula between modularization steel member inserts auto-lock connecting piece for the auto-lock between upper portion steel member and the lower part steel member is connected, its characterized in that, including inserted bar, rotatory calorie of bamboo shoot, pivot, stiffening rib board, spacer pin and reset spring, this patent has following technical defect:
1. the connection of the whole structure can be completed only by a stiffening rib plate structure which is independently designed;
2. the connection structure cannot meet the sealing requirements.
SUMMERY OF THE UTILITY MODEL
To the defect among the prior art, the utility model aims at providing an interference structural connection spare suitable for sealed pressure equipment.
According to the utility model provides a pair of interference structural connection spare suitable for sealed pressure equipment, include: the connecting structure comprises a first connecting piece 100, a second connecting piece 200, a connecting surface 300, a guide block 101 and a boss 201; the guide block 101 is arranged on the first connecting piece 100, and a gap A exists between the guide block and the connecting surface 300; the boss 201 is arranged on the second connecting piece 200; the wall thickness B of the second connecting part 200 is greater than the gap a.
Preferably, the second connector 200 further comprises: a wedge-shaped guide groove 202;
the wedge-shaped guide groove 202 and the boss 201 are both disposed in a space defined by the upper surface and the lower surface of the second connector 200.
Preferably, the cross section of the boss 201 is in any one of the following shapes:
-a circular arc shape;
-a triangle;
-a rectangle;
-a trapezoid;
the boss 201 surrounds the sealing surface for a circle.
Preferably, the guide block 101 includes: a first guide block 1011 and a second guide block 1012.
Preferably, two guide blocks are further included, and the two guide blocks are four guide blocks arranged in parallel with the first guide block 1011 and the second guide block 1012 on two sides of the first connecting member 100.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. the screw fastening is not needed, the press mounting is convenient, and the device is suitable for the screw-free fastening connection;
2. the sealing performance between the connecting pieces can achieve good effect without matching sponge sealing strips or rib grooves;
3. the connection between the parts is difficult and tedious in the past. The structure is simple, practical and reliable in performance, and a good press fitting effect can be achieved in the field of automobile air conditioner press fitting.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic structural diagram of the present invention
FIG. 2 is a schematic view of the front structure of the present invention
FIG. 3 is a schematic side view of the present invention
FIG. 4 is a schematic top view of the second connecting member of the present invention
FIG. 5 is a schematic cross-sectional detail structure view of the second connecting member of the present invention
In the figure:
Detailed Description
The present invention will be described in detail with reference to the following embodiments. The following examples will assist those skilled in the art in further understanding the present invention, but are not intended to limit the invention in any way. It should be noted that various changes and modifications can be made by one skilled in the art without departing from the spirit of the invention. These all belong to the protection scope of the present invention.
As shown in fig. 1, fig. 2, fig. 3, fig. 4, according to the utility model provides a be applicable to the interference structure connecting piece of sealed pressure equipment, include: the connecting structure comprises a first connecting piece 100, a second connecting piece 200, a connecting surface 300, a guide block 101 and a boss 201; the guide block 101 is arranged on the first connecting piece 100, and a gap A exists between the guide block and the connecting surface 300; the boss 201 is arranged on the second connecting piece 200; the wall thickness B of the second connecting part 200 is greater than the gap a.
Preferably, the second connector 200 further comprises: a wedge-shaped guide groove 202; the wedge-shaped guide groove 202 and the boss 201 are both disposed in a space defined by the upper surface and the lower surface of the second connector 200. The interference connection mode is achieved by a specially designed small boss structure and a wedge-shaped guide structure, so that the problems that the gap of an assembly position is too large and the sealing is not tight due to surface contact in the prior art are solved. Through the design of interference fit, utilize wedge direction simultaneously, adopt the mode of manual impressing, realize the fastening connection between two connecting pieces. Specifically, in one embodiment, after the first connecting piece is manually pressed into the second connecting piece, the first connecting piece is pushed into a certain fixing direction by using a wedge-shaped structure, so that the effect of fastening connection is achieved. For a non-sealing surface, a method of increasing local wall thickness is generally adopted to enable two connecting pieces to generate assembly interference so as to achieve the purpose of interference connection.
Preferably, the cross section of the boss 201 is in any one of the following shapes: -a circular arc shape; -a triangle; -a rectangle; -a trapezoid; the boss (201) surrounds the sealing surface for a circle.
Preferably, the guide block 101 includes: a first guide block 1011 and a second guide block 1012.
Preferably, the guide block 101 further includes two other guide blocks, and the two other guide blocks are four guide blocks disposed in parallel with the first guide block 1011 and the second guide block 1012 on two sides of the first connecting member 100.
In order to improve the leakproofness between two parts, adopt interference connection, interference connection adopts the boss design, divide into two following characteristics: the boss at the sealing position can be designed into a circular arc shape, a triangular shape, a rectangular shape or a trapezoidal shape, and the boss is arranged around the sealing surface for a circle.
The utility model has the advantages of no need of screw fastening, convenient and fast press fitting, and suitability for screw-free fastening connection; the sealing performance between the connecting pieces can achieve good effect without matching sponge sealing strips or rib grooves; the structure is reasonable, the use is convenient, and a good press fitting effect can be achieved in the press fitting field of the automobile air conditioner.
In the description of the present application, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience in describing the present application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application.
The foregoing description of the specific embodiments of the invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes or modifications may be made by those skilled in the art within the scope of the appended claims without departing from the spirit of the invention. The embodiments and features of the embodiments of the present application may be combined with each other arbitrarily without conflict.
Claims (6)
1. The utility model provides an interference structure connecting piece suitable for sealed pressure equipment which characterized in that includes: the connecting structure comprises a first connecting piece (100), a second connecting piece (200), a connecting face (300), a guide block (101) and a boss (201);
the guide block (101) is arranged on the first connecting piece (100), and a gap (A) exists between the guide block and the connecting surface (300);
the boss (201) is arranged on the second connecting piece (200);
the wall thickness (B) of the second connecting piece (200) is greater than the gap (A).
2. The interference structural connector adapted for sealed press-fitting of claim 1, wherein said second connector (200) further comprises: a wedge-shaped guide groove (202);
the wedge-shaped guide groove (202) and the boss (201) are arranged in a space defined by the upper surface and the lower surface of the second connecting piece (200).
3. The interference structural connector adapted for press-fitting in a seal according to claim 1, wherein said boss (201) has a cross-section of any one of the following shapes:
-a circular arc shape;
-a triangle;
-a rectangle;
-a trapezoid;
the boss (201) surrounds the second connector sealing surface for a circle.
4. The interference structural connector adapted for press-fitting in a seal according to claim 1, wherein said guide block (101) comprises: a first guide block (1011) and a second guide block (1012).
5. The interference structural connector adapted for press-fitting in a sealing manner as set forth in claim 4, wherein said guide block (101) further comprises two other guide blocks, and the two other guide blocks are four guide blocks arranged in parallel with the first guide block (1011) and the second guide block (1012) on both sides of the first connector (100).
6. The utility model provides an interference structure connecting piece suitable for sealed pressure equipment which characterized in that includes: the connecting structure comprises a first connecting piece (100), a second connecting piece (200), a connecting face (300), a guide block (101) and a boss (201);
the guide block (101) is arranged on the first connecting piece (100), and a gap (A) exists between the guide block and the connecting surface (300);
the boss (201) is arranged on the second connecting piece (200);
the wall thickness (B) of the second connecting piece (200) is greater than the gap (A);
the second connector (200) further comprises: a wedge-shaped guide groove (202);
the wedge-shaped guide groove (202) and the boss (201) are both arranged in a space defined by the upper surface and the lower surface of the second connecting piece (200);
the cross section of the boss (201) is in any one of the following shapes:
-a circular arc shape;
-a triangle;
-a rectangle;
-a trapezoid;
the guide block (101) comprises: a first guide block (1011) and a second guide block (1012); the guide block (101) further comprises two other guide blocks, and the two other guide blocks, the first guide block (1011) and the second guide block (1012) are four guide blocks which are distributed on two sides of the first connecting piece (100) and arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061856.4U CN210343938U (en) | 2019-07-08 | 2019-07-08 | Interference structure connecting piece suitable for sealing press-fitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921061856.4U CN210343938U (en) | 2019-07-08 | 2019-07-08 | Interference structure connecting piece suitable for sealing press-fitting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210343938U true CN210343938U (en) | 2020-04-17 |
Family
ID=70195020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921061856.4U Active CN210343938U (en) | 2019-07-08 | 2019-07-08 | Interference structure connecting piece suitable for sealing press-fitting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210343938U (en) |
-
2019
- 2019-07-08 CN CN201921061856.4U patent/CN210343938U/en active Active
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