CN203460670U - Vehicle door sealing strip connection corner and vehicle door sealing strip connection corner insert - Google Patents

Abstract

The utility model relates to a connection structure for a vehicle door sealing strip, in particular to a corner insert for a vehicle door sealing strip, which includes a main body, a buckle fixedly arranged on one surface of the main body, and a joint set through the main body. material flow hole. At the same time, the utility model also relates to a car door sealing strip corner insert with the car door sealing strip corner insert. Using the above technical scheme, by adding a door seal corner insert in the door seal corner, the bonding area between the door seal corner and the door sheet metal is increased, which effectively improves the door seal corner and the door. Sheet metal fit.

Description

Door weather strip corners and door weather strip corner inserts

technical field

The utility model relates to a connection structure for a vehicle door sealing strip, in particular to a car door sealing strip corner insert, and at the same time, the utility model also relates to a car door sealing Strip corners.

Background technique

Automobile door sealing strip is a kind of automobile sealing component. The joint angle of the door sealing strip set at the corner of the door is designed according to the peripheral data of the door sheet metal, and the complex and unsightly parts of the corner of the door are covered for decoration and sealing. effect.

Existing car door sealing strip corners include a corner base, a hollow part and a solid part fixedly connected to the corner base, a mold core opening and a buckle arranged on the hollow part, and the door weather strip corner is connected to the door through the buckle. Sheet metal clamping and fixing. Among them, when the door is from the open state to the closing process, the side wall squeezes the hollow part of the joint corner to make it deform, so as to play a sealing role with the side wall of the vehicle body. When designing the joint corner, it is necessary to ensure the compression amount of the hollow part The amount of compression is the same as that of other surrounding materials. The physical part is mainly designed according to the shape of the sheet metal at the corner of the door, offset by a certain thickness, its function is to cover up the bright strips and unsightly parts of the sheet metal, and at the same time, the lip plays the role of decoration and sealing. Because the corner is pressed by two directions perpendicular to each other, the shear force of the butt corner is formed, which causes the hollow part and the solid part of the corner to deform at the same time. Since there is only one buckle on the solid part and the sheet metal Fixed connection, resulting in poor fit between the corner and the sheet metal, and the hollow part is easy to wrinkle and deform. In addition, the wall thickness of the corner base is designed to be the same as the thickness of the base of the surrounding materials, making the corner base thinner and making it difficult to bond the mold core.

Utility model content

In order to solve the deficiencies in the prior art, the utility model provides a car door weather strip corner that can effectively improve the fit between the corner corner and the door sheet metal, so as to improve the sealing effect of the door weather strip corner. inserts.

In order to achieve the above purpose, the corner insert for the door weather strip of the present invention comprises a main body, a buckle fixedly arranged on one surface of the main body, and a glue flow hole provided through the main body.

As an improvement to the above method, a positioning hole is provided on the surface of the main body with buckles.

As a further improvement to the above method, a positioning column is provided on the surface of the body opposite to the surface where the positioning hole is located.

As a limitation to the above method, the positioning column is arranged on a corner of the main body.

Using the above technical scheme, through the design of the corner insert of the door weather strip, the contact area between the corner of the door weather strip and the door sheet metal is increased, and the adhesion between the corner of the door weather strip and the door sheet metal is effectively improved. ; Add positioning holes to facilitate the horizontal positioning of the insert relative to the corner of the door weather strip during the casting process; in addition, add positioning columns to realize the vertical positioning of the insert relative to the corner of the door weather strip during the injection process Positioning in the vertical direction; setting the positioning column on the corner of the body can prevent the impact force of the rubber material on the edge of the insert during the production process of the door sealing strip corner, causing the edge of the insert to be forced to shift up and down.

In addition, the utility model also provides a door sealing strip corner, which is arranged on the door sheet metal, including a corner base, a hollow part and a solid part fixed on the corner base, and a mold core set on the hollow part mouth, the door weather strip corner insert is fixedly connected with the door sheet metal through the door weather strip corner insert, the door weather strip corner insert has the above structure, and the door weather strip corner insert It is connected with the door sheet metal clip through the buckle, and is connected with the corner of the door sealing strip through the glue circulating in the glue flow hole.

As an improvement to the above method, a reinforcing rib is provided in the hollow part.

As an improvement to the above method, the wall thickness of the corner base is 2.5-3mm.

As an improvement to the above method, the mouth of the mold core is provided with chamfers.

Using the above technical scheme, by adding a door seal corner insert in the door seal corner, the bonding area between the door seal corner and the door sheet metal is increased, effectively improving the door seal corner and the door. The fit of the sheet metal; the addition of reinforcing ribs improves the joint force of the joint of the door sealing strip and prevents the breakage of the joint during use; the wall thickness of the joint base is thickened to 2.5-3mm, ensuring the joint The supporting force of the corner base during installation and use also solves the phenomenon that the cornea is not easy to bond or difficult to bond; The wall thickness design of the corner base increases the bonding area of the core and makes the core opening easier to bond.

Description of drawings

Fig. 1 is the structural representation of the utility model embodiment one;

Fig. 2 is a schematic structural diagram of another angle of Fig. 1;

Fig. 3 is the structural representation of the second embodiment of the utility model;

Fig. 4 is a schematic structural diagram of another angle of Fig. 3;

Fig. 5 is a schematic diagram of the structure of A-A in Fig. 4;

Fig. 6 is a schematic diagram of the B-B direction of Fig. 4;

Fig. 7 is a schematic diagram of the matching structure between the door sealing strip corner insert and the mold;

Fig. 8 is a schematic diagram of the installation structure of the joint angle of the door sealing strip and the door sheet metal.

In the figure: 1, door sealing strip corner insert; 101, main body; 102, buckle; 103, glue flow hole; 104, positioning hole; 105, positioning column; 201, corner base; 202, hollow part; 203, solid part; 204, mold core opening; 205, mold positioning hole; 206, reinforcing rib; 207, chamfering; 208, lip edge; 3, door sheet metal; 4, mold; 401, mold positioning column; 402, Avoid cavity.

Detailed ways

Embodiment one

This embodiment relates to a corner insert 1 for a door weather strip. As shown in FIG. The material flow hole 103; on the surface of the body 101 with the buckle 102, a positioning hole 104 is provided.

As shown in FIG. 2 , a positioning post 105 is provided on the surface of the body 101 opposite to the surface where the positioning hole 104 is located. In this embodiment, the positioning post 105 is disposed on a corner of the main body 101 .

Embodiment two

This embodiment relates to a car door sealing strip corner, which is connected with the door sheet metal. As can be seen from Figures 3-6, it includes a corner base 201, a hollow part 202 fixed on the corner base 201 and The solid part 203 and the mold core opening 204 arranged on the hollow part 202, the door weather strip corner is fixedly connected with the door sheet metal 3 described below through the door weather strip corner insert 1, wherein the door weather strip corner The corner insert 1 has the structure as described in the first embodiment.

In order to realize the connection between the door weather strip corner insert 1 and the door weather strip corner, when the door weather strip corner is injected, the door weather strip corner insert 1 is positioned on the door weather strip corner, as shown in Figure 7 As shown, in order to realize this positioning, the three positioning columns 105 of the door weather strip corner insert 1 are placed on the upper surface of the door weather strip corner, and at the same time, the mold positioning columns 401 on the mold 4 are formed by the door weather strip corner The upper mold positioning hole 205 is inserted, and finally inserted into the positioning hole 104. In this way, the overall positioning structure realizes the connection and positioning of the door weather strip corner insert 1 and the door weather strip corner. Then, the glue material flows in from the glue material flow hole 103, and then the door weather strip corner insert 1 is glued on the door weather strip corner corner. In order to prevent the influence of the rubber material on the buckle 102 , an avoidance cavity 402 for accommodating the buckle 102 is provided on the mold 4 , so that the buckle 102 penetrates into the avoidance cavity 402 to realize protection for the buckle 102 .

As shown in FIG. 3 , in order to improve the joining force of the corner of the door weather strip and prevent the corner from breaking during use, a reinforcing rib 206 is provided at the edge of the hollow portion 202 . In addition, in this embodiment, the wall thickness of the corner base 201 is increased to 2.5-3 mm, which ensures the supporting force of the corner base during installation and use, and at the same time solves the phenomenon that the corneal opening is not easy to bond or difficult to bond At the same time, the chamfer 207 is set on the core opening 204 to facilitate the demoulding of the core. At the same time, combined with the design of increasing the wall thickness of the corner base 201, the bonding area of the core is increased, making the core opening easier. bonding.

The door sealing strip joint angle of this embodiment is when the vehicle body sheet metal 3 is connected, and its connection state structure is shown in Figure 8. The main body 101 of the corner insert 1 is set along the direction of the body sheet metal 3, and it has a high degree of fit with the body sheet metal 3, and the lip edge 208 of the snap-fitted door sealing strip corner is attached to the door sheet metal together.

Claims (8)

1. door weather strip connects an angle mold insert, it is characterized in that: it comprises main body, is fixedly installed on a lip-deep buckle of main body, and runs through the sizing material flow orifice that body arranges.

2. door weather strip according to claim 1 connects angle mold insert, it is characterized in that: at body, have on the surface of buckle, be provided with knock hole.

3. door weather strip according to claim 2 connects angle mold insert, it is characterized in that: on the surface of the relative body in the surface at knock hole place, be provided with registration mast.

4. door weather strip according to claim 3 connects angle mold insert, it is characterized in that: described registration mast is arranged on the corner of main body.

5. a door weather strip connects angle, be arranged on car door panel beating, comprise and connect angle base, be fixed on the hollow bulb and the entity portion that connect on the base of angle, be arranged on the core rod mouth on hollow bulb, described door weather strip connects that angle connects angle mold insert by door weather strip and car door panel beating is connected, it is characterized in that: described door weather strip connects angle mold insert and has the structure as described in any one in claim 1 to 4, described door weather strip connects angle mold insert and is clamped and be connected with car door panel beating by buckle, and connect angle bonding and be connected by circulating in sizing material in sizing material flow orifice and door weather strip.

6. door weather strip according to claim 5 connects angle, it is characterized in that: in hollow bulb, be provided with reinforced rib.

7. door weather strip according to claim 5 connects angle, it is characterized in that: the described wall thickness that connects angle base is 2.5-3mm.

8. door weather strip according to claim 5 connects angle, it is characterized in that: described core rod mouth is provided with chamfering.

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