Manifold joint
By independently injection molding production and assembling manifold designs with directional features, the problems of overflow, leakage, and insufficient precision caused by welding fixation are solved, achieving high-precision and low-cost manifold manufacturing.
Patent Information
- Application Number
- CN202520467456.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-03-18
- Publication Date
- 2025-11-21
- Estimated Expiration
- 2035-03-18
AI Technical Summary
Existing welding and fixing methods for manifold fittings result in problems such as welding overflow, reduced liquid flow, high risk of leakage, increased NVH noise, and insufficient precision.
The manifold connector design, which is produced by independent injection molding, reduces welding work by embedding the connector into the mold during the main body injection molding process. Combined with assembly orientation features and hand assembly buckles, it improves positioning accuracy and strength.
It achieves zero welding overflow, improves processing accuracy and strength, reduces production costs, and enhances the integrated strength and ease of operation of the product.
Smart Images
Figure CN223579191U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of pipeline joint, particularly to a manifold joint. BACKGROUND
[0002] The manifold joint is widely used in automobile engine, hydraulic system, air conditioning system, industrial gas distribution system and many other fields, and is an important component for realizing efficient and stable transmission of fluid.
[0003] The existing joint fixing scheme usually adopts welding to fix the joint of the manifold and the main body, which results in the following shortcomings:
[0004] 1. Welding inevitably causes welding overflow in the pipeline;
[0005] 2. The welding overflow reduces the internal liquid flow and flow rate;
[0006] 3. The welding state is unstable, and there is leakage of welding NG;
[0007] 4. The welding overflow increases the noise of NVH;
[0008] 5. The height dimension of welding has insufficient precision. UTILITY MODEL CONTENT
[0009] To solve the above technical problems, the utility model provides a manifold joint which reduces the post-process welding work of the original process, improves the use strength, avoids the hidden danger caused by overflow, and improves the machining precision.
[0010] The manifold joint of the utility model comprises a joint and a liquid delivery port, the liquid delivery port is communicated and arranged on the joint, further comprises a main body, first assembly directional features, second assembly directional features, third assembly directional features and fourth assembly directional features, the bottom end of the joint is connected with the top end of the main body, the liquid delivery port is communicated with the inside of the main body, the first assembly directional features and the second assembly directional features are arranged on the outer side wall of the joint respectively, the third assembly directional features and the fourth assembly directional features are arranged on the outer side wall of the main body respectively, the first assembly directional features and the third assembly directional features are arranged oppositely in the up-down direction, and the second assembly directional features and the fourth assembly directional features are arranged oppositely in the up-down direction; after the joint is independently injection molded, it is directly put into the mold as an insert during the injection molding of the main body, so that it is integrally formed during the injection molding of the main body, the post-process welding work of the original process is reduced, the use strength is improved, and then, since there is no welding overflow in the liquid delivery port, the hidden danger caused by overflow is avoided, the positioning effect during the forming and machining between the joint and the main body is improved through the cooperation between the first assembly directional features and the third assembly directional features and the cooperation between the second assembly directional features and the fourth assembly directional features, and the machining precision is improved.
[0011] Preferably, the counter-assembly buckle is arranged on the outer wall of the joint; the counter-assembly buckle is arranged to improve the operation convenience when the manifold is installed.
[0012] Preferably, the contact surface between the joint and the main body is designed as a boss; the contact surface between the joint and the main body is increased in size, the engagement force between the plastic particles is increased, and the integration strength of the product is increased to meet the use environment of the product.
[0013] Preferably, the joint and the counter-assembly buckle are integrally formed; the use firmness of the counter-assembly buckle is improved.
[0014] Preferably, the pulling force strength between the joint and the main body is greater than or equal to 3000N; the use strength and the service life are improved.
[0015] Compared with the prior art, the utility model has the beneficial effects that:
[0016] 1. The height dimension control is stable, and there is no height difference between batches;
[0017] 2. Because there is no welding overflow, there are no defects caused by the welding overflow
[0018] 3. The liquid delivery port is an insert, is put into the main body mold and is formed integrally, one process is omitted, and the production cost of the product is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0019] Figure 1 is the axonometric structure schematic view of the utility model;
[0020] Figure 2 is the axonometric local structure schematic view of the joint and the liquid delivery port connection;
[0021] Figure 3 is the axonometric local structure schematic view of the joint and the main body connection;
[0022] Figure 4 is the axonometric local structure schematic view of the joint and the counter-assembly buckle connection.
[0023] Markings in the drawings: 1, joint; 2, liquid delivery port; 3, main body; 4, first assembly orientation feature; 5, second assembly orientation feature; 6, third assembly orientation feature; 7, fourth assembly orientation feature; 8, counter-assembly buckle. DETAILED DESCRIPTION
[0024] For the convenience of understanding the utility model, the utility model will be described more fully below with reference to the relevant drawings. The utility model can be realized in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the utility model more thorough and comprehensive.
[0025] Embodiment 1
[0026] As Figures 1 to 4 shown, a manifold joint of the utility model, including joint 1 and liquid delivery port 2, liquid delivery port 2 is communicated and arranged on joint 1;Still including main body 3, first assembly directional feature 4, second assembly directional feature 5, third assembly directional feature 6 and fourth assembly directional feature 7, joint 1 bottom end is connected with main body 3 top end, liquid delivery port 2 is communicated with main body 3 inside, first assembly directional feature 4 and second assembly directional feature 5 are arranged on the lateral wall of joint 1 respectively, third assembly directional feature 6 and fourth assembly directional feature 7 are arranged on the lateral wall of main body 3 respectively, first assembly directional feature 4 and third assembly directional feature 6 are arranged oppositely up and down, second assembly directional feature 5 and fourth assembly directional feature 7 are arranged oppositely up and down;
[0027] As Figure 1 shown, still including counter hand tool assembly buckle 8, counter hand tool assembly buckle 8 is arranged on the lateral wall of joint 1;
[0028] In this embodiment, after joint 1 is independently injection molded, it is directly put into the mold as the insert during the injection molding of main body 3, so that it is one-time formed during the injection molding of main body 3, the post-welding work of the original process is reduced, the use strength is improved, secondly, because there is no welding overflow in liquid delivery port 2, the hidden danger caused by overflow is avoided, through the cooperation between first assembly directional feature 4 and third assembly directional feature 6 and the cooperation between second assembly directional feature 5 and fourth assembly directional feature 7, the positioning effect during the forming processing between joint 1 and main body 3 is improved, and the processing precision is improved.
[0029] Embodiment 2
[0030] On the basis of embodiment 1, as Figure 2 shown, a manifold joint of the utility model, the contact surface between joint 1 and main body 3 adopts boss design;
[0031] As Figure 1 shown, joint 1 and counter hand tool assembly buckle 8 are integrally formed;
[0032] As Figure 1 shown, the pulling force strength between joint 1 and main body 3 is ≧3000N;
[0033] In the embodiment, the operation convenience during installation of the manifold is improved by setting the countermeasure assembly buckle 8, the contact surface between the joint 1 and the main body 3 is increased, the engagement force between the plastic particles is increased, the integration strength of the product is increased, and the use environment of the product is met.
[0034] The manifold joint of the utility model, when working, the joint 1 is independently injection molded and produced, and is directly put into a mold as an insert during injection molding of the main body 3, so that the joint 1 is integrally formed with the main body 3 during injection molding of the main body 3.
[0035] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for ordinary skilled persons in the technical field, several improvements and modifications can be made without departing from the technical principles of the utility model, and these improvements and modifications should also be considered as the protection scope of the utility model.
Claims
1. A manifold connector, comprising a connector (1) and a liquid delivery port (2), the liquid delivery port (2) being connected to the connector (1); characterized in that, It also includes a main body (3), a first assembly orientation feature (4), a second assembly orientation feature (5), a third assembly orientation feature (6) and a fourth assembly orientation feature (7). The bottom end of the connector (1) is connected to the top end of the main body (3), and the liquid delivery port (2) is connected to the inside of the main body (3). The first assembly orientation feature (4) and the second assembly orientation feature (5) are respectively set on the outer wall of the connector (1), and the third assembly orientation feature (6) and the fourth assembly orientation feature (7) are respectively set on the outer wall of the main body (3). The first assembly orientation feature (4) and the third assembly orientation feature (6) are set opposite each other vertically, and the second assembly orientation feature (5) and the fourth assembly orientation feature (7) are set opposite each other vertically.
2. A manifold connector as described in claim 1, characterized in that, It also includes a countersleeve assembly buckle (8), which is provided on the outer wall of the connector (1).
3. A manifold connector as described in claim 1, characterized in that, The contact surface between the connector (1) and the main body (3) adopts a boss design.
4. A manifold connector as described in claim 1, characterized in that, The connector (1) and the fitting buckle (8) are integrally formed.
5. A manifold connector as described in claim 1, characterized in that, The pull-out force between the connector (1) and the main body (3) is ≥3000N.