CN219623458U - Flange with good leak-proof performance for automobile - Google Patents

Abstract

The utility model discloses an automobile flange with good leakage resistance, which belongs to the technical field of automobile flanges, and comprises a flange plate, a mounting hole, a positioning seat and a flange pad, wherein a positioning block is fixedly connected to one side, far away from the positioning seat, of the flange plate, a positioning groove matched with the positioning block is formed in the flange plate, the positioning groove consists of an insertion groove and a fixing groove, the positioning block and the insertion groove are symmetrically arranged on the flange plate, the arc lengths of the insertion groove and the fixing groove are respectively equal to the arc length of the positioning block, the positioning block consists of an insertion part and a fixing part, and when the two flange plates are connected, the fixing part completely enters the inside of the fixing groove.

Description

Flange with good leak-proof performance for automobile

Technical Field

The utility model relates to the technical field of automobile flanges, in particular to an automobile flange with good leakage resistance.

Background

The flange connection is to fix two pipelines, pipe fittings or equipment on one flange plate, flange pads are added between the two flange plates, the two flange plates are fastened together through bolts, connection is completed, the other pipe fittings and equipment are provided with the flange plates, the flange connection is an important connection mode for pipeline construction, and the flange connection is convenient to use and can bear larger pressure.

The existing flange comprises a flange plate, connecting holes uniformly formed in the flange plate, a positioning seat for connecting pipelines and a flange pad arranged between the two flange plates, and is usually used for connecting pipelines with larger pressure.

For the above technical conditions, there are also drawbacks: when the flange is used, the flange needs to be supported on a pipeline to be connected before being fixed by using bolts, and the flange can be well connected by adopting the flange in complete alignment with the original pipeline, so that the operation difficulty is high when the flange is connected.

Based on the above, the utility model designs the flange with good leakage resistance for the automobile, so as to solve the problems.

Disclosure of Invention

The utility model aims to provide an automobile flange with good leakage resistance so as to solve the technical problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a flange for car that leak protection performance is good, includes ring flange, mounting hole, positioning seat and flange pad, one side fixedly connected with locating piece of keeping away from the positioning seat on the ring flange, set up the constant head tank with the locating piece looks adaptation on the ring flange, the constant head tank comprises insertion groove and fixed slot, locating piece and insertion groove symmetry set up on the ring flange, the arc length of insertion groove and fixed slot equals with the arc length of locating piece respectively, the locating piece comprises insertion part and fixed part, and when two ring flanges are connected, the fixed part enters into the inside of fixed slot completely, set up the through-hole with the insertion groove looks adaptation on the flange pad.

Through adopting above-mentioned technical scheme, conveniently fix in advance between two ring flanges for it is more convenient when follow-up mounting bolt.

Preferably, the inside of ring flange is provided with the leak protection ring, the contact groove has been seted up on the leak protection ring, the flange pad receives extrusion deformation and can laminate completely with the contact groove when the installation.

By adopting the technical scheme, the contact area between the flange pad and the flange plate can be increased, and the leakage-proof performance of the flange pad is further improved.

Preferably, the number of the mounting holes is eight groups, the mounting holes are uniformly formed in the flange, and the radian between the axes of the two mounting holes is the same as that of the positioning block.

Through adopting above-mentioned technical scheme for when predetermined location, the mounting hole on two ring flanges can align, conveniently carries out follow-up mounting bolt.

Preferably, the flange pad is made of nitrile rubber.

Through adopting above-mentioned technical scheme, can play better sealed leak protection's effect.

In summary, the utility model has the following beneficial technical effects: through locating piece and constant head tank that set up, can be to fixing in advance when two ring flanges are installed to follow-up bolt fastening is convenient for carry out, promotes flange joint's installation effectiveness, and the leak protection ring and the flange pad of rethread setting can play good leak protection effect, increases the sealing performance of flange.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a mounting structure of a flange plate in the present embodiment;

FIG. 2 is a schematic diagram of the structure of the flange in the present embodiment;

fig. 3 is a schematic diagram illustrating the rotational positioning of the flange in this embodiment.

In the drawings, the list of components represented by the various numbers is as follows:

1. a flange plate; 2. a mounting hole; 3. a positioning seat; 4. a leak-proof ring; 5. a positioning block; 6. a positioning groove; 7. a flange pad; 8. and a through hole.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The utility model is described in further detail below with reference to fig. 1-3.

Referring to fig. 1, a flange for car that leak protection performance is good, including ring flange 1, mounting hole 2, positioning seat 3 and flange pad 7, one side fixedly connected with locating piece 5 of keeping away from positioning seat 3 on the ring flange 1, set up the constant head tank 6 with locating piece 5 looks adaptation on the ring flange 1, locating piece 5 and insert groove symmetry set up on ring flange 1 by insert groove and fixed slot, after the inside of insert groove was put into to locating piece 5, rotate ring flange 1 for locating piece 5 enters into the fixed slot from the insert groove, realize the pre-fixation to the flange, the convenience carries out subsequent bolt installation, the arc length of insert groove and fixed slot equals the arc length of locating piece 5 respectively, the arc length indicates the length of arc between the midpoint of both sides, the convenience is pre-fixation to two ring flanges 1, make it is more convenient when the follow-up installation bolt, locating piece 5 comprises insert portion and fixed portion, when two ring flanges 1 are connected, the fixed portion fully enters into the inside of fixed slot, set up through-hole 8 with the insert groove looks adaptation on the flange pad 7.

Referring to fig. 2, the inside of ring flange 1 is provided with leak protection ring 4, has offered the contact groove on the leak protection ring 4, and flange pad 7 receives extrusion deformation when the installation and can laminate completely with the contact groove, can increase the area of contact between flange pad 7 and the leak protection ring 4, and then can effectively increase the leak protection effect, and the material of flange pad 7 is nitrile rubber, possesses good wear resistance and higher intensity, increases its result of use.

Referring to fig. 1, the number of the mounting holes 2 is eight, and the mounting holes 2 are uniformly formed on the flange plate 1, the radian between the axes of the two mounting holes 2 is the same as the radian of the positioning block 5, and the radian refers to the angle of the connecting line between the two end points and the circle center respectively, so that when the flange plate 1 rotates by the angle same as the radian of the positioning block 5, the mounting holes 2 on the two flange plates 1 can be kept aligned, and the subsequent bolt installation is convenient.

The implementation principle of the embodiment is as follows: when installing, fix the positioning seat 3 on the connecting flange with the pipeline, make two ring flanges 1 reverse alignment, then put flange pad 7 in the junction of two ring flanges 1, make two locating pieces 5 pass two through-holes 8 respectively, reinsert the insertion groove inside on another ring flange 1 respectively, rotate the ring flange 1 on the pipeline of waiting to install again, make the fixed part on the locating piece 5 enter into the inside of fixed slot, can with two ring flanges 1 joint, and then can fix in advance the pipeline, then adopt multiunit bolt to consolidate it, make its contact closely, then the flange pad 7 extrudees deformation under the effect of leak protection ring 4, increase the area of contact with leak protection ring 4, and then increase the leak protection effect.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

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

Claims (5)

1. The utility model provides a flange for car that leak protection performance is good, includes ring flange (1), mounting hole (2), positioning seat (3) and flange pad (7), its characterized in that: one side fixedly connected with locating piece (5) of keeping away from positioning seat (3) on ring flange (1), set up on ring flange (1) with constant head tank (6) of locating piece (5) looks adaptation, constant head tank (6) are constituteed by insertion groove and fixed slot, locating piece (5) and insertion groove symmetry set up on ring flange (1), the arc length of insertion groove and fixed slot equals with the arc length of locating piece (5) respectively, locating piece (5) are constituteed by insert portion and fixed part, and when two ring flange (1) are connected, the fixed part enters into the inside of fixed slot completely, set up through-hole (8) with the insertion groove looks adaptation on flange pad (7).

2. The flange for an automobile having excellent leakage preventing property according to claim 1, wherein: the anti-leakage ring (4) is arranged in the flange plate (1), and a contact groove is formed in the anti-leakage ring (4).

3. The flange for an automobile having excellent leakage preventing property according to claim 2, wherein: the flange pad (7) can be completely attached to the contact groove by being deformed by extrusion during installation.

4. The flange for an automobile having excellent leakage preventing property according to claim 1, wherein: the number of the mounting holes (2) is eight groups, the mounting holes are uniformly formed in the flange plate (1), and the radian between the axes of the two mounting holes (2) is the same as that of the positioning block (5).

5. The flange for an automobile having excellent leakage preventing property according to claim 1, wherein: the flange pad (7) is made of nitrile rubber.