Cooling water pipe assembly

Abstract

The utility model discloses a cooling water pipe assembly, and relates to the technical field of automobile parts. According to the cooling water pipe assembly, due to the arrangement of the inner water pipe connector, an original aluminum alloy connector is replaced by the inner water pipe connector formed through injection molding, meanwhile, the water inlet pipe connector and the water outlet pipe connector are combined into a whole, assembling operation is facilitated, the weight is reduced, and meanwhile the metal lining is matched with the metal nut; according to the inner water pipe connector, the assembling connection strength can be guaranteed during installation, vibration loosening is not prone to occurring, anti-skid grooves are formed in the outer surfaces of the multiple metal nuts, the multiple reinforcing ribs are connected to the interior of the inner water pipe connector, a plastic part can be prevented from being stressed to crack after assembly, and meanwhile the metal nuts can be prevented from falling off.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts, in particular to a cooling water pipe assembly. Background Art

[0002] The automotive cooling water pipe assembly is used for the water inlet and outlet of the automotive battery pack. Referring to the Chinese patent, the application number is "202220058223.3" for "a cooling water pipe assembly". This patent solves the problem that the existing parts are relatively large in size and the space left for the pipeline is relatively small. In order to ensure that the gaps between the parts meet the design requirements, special structural treatment is required at certain parts of the pipeline. However, most of the existing ones adopt a metal joint plus a bellows assembly structure. The product is heavy, inconvenient to install, and relatively expensive. There are deficiencies in many aspects. In this regard, we propose a cooling water pipe assembly to solve the above problems. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a cooling water pipe assembly, which solves the problems raised in the above background technology.

[0004] To achieve the above purpose, the utility model is implemented through the following technical solutions: a cooling water pipe assembly, including an inner water pipe joint, the two ends of which are respectively fixedly connected with an inlet pipe and an outlet pipe, and the ends of the inlet pipe and the outlet pipe are both installed with quick-connect connectors;

[0005] The outer side of the inner water pipe joint is fixedly connected to the outer water pipe joint, the inner side of the inner water pipe joint is fixed with metal nuts all around, the outer side of the outer water pipe joint is fixed with a positioning plate, and a plurality of metal inserts matching the metal nuts are installed inside the positioning plate.

[0006] Preferably, connecting holes are provided on both sides of the inner part of the inner water pipe joint, and the ends of the two outer water pipe joints are respectively inserted into the corresponding connecting holes, and the inserted ends are both sleeved with second annular sealing rings.

[0007] Preferably, both ends of the inner water pipe joint are fixedly sleeved with a first annular sealing ring, and are connected to the water inlet pipe and the water outlet pipe through the first annular sealing ring.

[0008] Preferably, sensors are provided inside the quick-connect connectors installed at the ends of the water inlet pipe and the water outlet pipe.

[0009] Preferably, the outer surfaces of several of the metal nuts are provided with anti-slip grooves, and the inner part of the internal water pipe joint is connected with a plurality of reinforcing ribs.

[0010] Preferably, a corrugated pipe is fixedly installed at the middle position of the water inlet pipe and the water outlet pipe.

[0011] The utility model provides a cooling water pipe assembly. Compared with the prior art, it has the following beneficial effects:

[0012] (1) The cooling water pipe assembly replaces the original aluminum alloy joint with an injection-molded internal water pipe joint by providing an internal water pipe joint, and combines the water inlet pipe joint and the water outlet pipe joint into a whole, which is convenient for assembly and reduces weight. At the same time, the metal bushing and the metal nut cooperate to ensure the strength of the assembly connection during installation, and are not easy to vibrate and loosen.

[0013] (2) The cooling water pipe assembly has anti-slip grooves on the outer surfaces of several metal nuts, and the internal connection of the inner water pipe joint has multiple reinforcing ribs, which can prevent the plastic parts from cracking due to stress after assembly and avoid the metal nuts from falling off.

[0014] (3) The cooling water pipe assembly has a corrugated pipe fixedly installed in the middle of the water inlet pipe and the water outlet pipe, which can provide the product with a certain amount of space for movement, facilitate assembly on the production line, and also play a shock-absorbing role during operation. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 For this utility model Figure 1 Schematic diagram of explosion structure;

[0017] Figure 3 This is a schematic diagram of the structure of the internal water pipe joint of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the external water pipe joint of the utility model.

[0019] In the figure: 1, inner water pipe joint; 101, connecting hole; 102, first annular sealing ring; 103, metal nut; 2, water inlet pipe; 3, water outlet pipe; 4, bellows; 5, quick connector; 6, outer water pipe joint; 7, positioning plate; 701, metal insert; 8, second annular sealing ring. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-Figure 4The utility model provides two technical solutions, which specifically include the following embodiments:

[0022] Embodiment 1:

[0023] A cooling water pipe assembly comprises an inner water pipe joint 1, both ends of which are respectively fixedly connected with an inlet pipe 2 and an outlet pipe 3, and both ends of the inlet pipe 2 and the outlet pipe 3 are installed with quick-connect joints 5;

[0024] The outer side of the inner water pipe joint 1 is fixedly connected to the outer side of the outer water pipe joint 6, and metal nuts 103 are fixed around the inner side of the inner water pipe joint 1. A positioning plate 7 is fixed to the outer side of the outer water pipe joint 6, and a plurality of metal inserts 701 adapted to the metal nuts 103 are installed inside the positioning plate 7;

[0025] The inner water pipe joint 1 and the plurality of metal nuts 103 are injection molded, and the metal insert 701 inside the outer water pipe joint 6 is also injection molded;

[0026] The pipe bodies of the water inlet pipe 2 and the water outlet pipe 3 are extruded from PA12-PP material;

[0027] The original aluminum alloy joint is replaced by the injection-molded internal water pipe joint 1, and the water inlet pipe joint and the water outlet pipe joint are combined into a whole, so as to facilitate the assembly operation;

[0028] Both sides of the inner water pipe joint 1 are provided with connection holes 101, and the ends of the two outer water pipe joints 6 are respectively inserted into the corresponding connection holes 101, and the inserted ends are both sleeved with the second annular sealing ring 8;

[0029] Through the cooperation of the second annular sealing ring 8, leakage can be prevented;

[0030] Both ends of the internal water pipe joint 1 are fixedly sleeved with a first annular sealing ring 102, and are connected to the water inlet pipe 2 and the water outlet pipe 3 through the first annular sealing ring 102. The first annular sealing ring 102 can ensure the sealing between the water inlet pipe 2 and the water outlet pipe 3 and the internal water pipe joint 1.

[0031] Embodiment 2:

[0032] Based on the first embodiment, a cooling water pipe assembly includes an inner water pipe joint 1, the two ends of the inner water pipe joint 1 are respectively fixedly connected with an inlet pipe 2 and an outlet pipe 3, and the ends of the inlet pipe 2 and the outlet pipe 3 are both installed with quick-connect connectors 5;

[0033] The outer side of the inner water pipe joint 1 is fixedly connected to the outer side of the outer water pipe joint 6, and metal nuts 103 are fixed around the inner side of the inner water pipe joint 1. A positioning plate 7 is fixed to the outer side of the outer water pipe joint 6, and a plurality of metal inserts 701 adapted to the metal nuts 103 are installed inside the positioning plate 7;

[0034] The inner water pipe joint 1 and the plurality of metal nuts 103 are injection molded, and the metal insert 701 inside the outer water pipe joint 6 is also injection molded;

[0035] The pipe bodies of the water inlet pipe 2 and the water outlet pipe 3 are extruded from PA12-PP material;

[0036] The original aluminum alloy joint is replaced by the injection-molded internal water pipe joint 1, and the water inlet pipe joint and the water outlet pipe joint are combined into a whole, so as to facilitate the assembly operation;

[0037] Both sides of the inner water pipe joint 1 are provided with connection holes 101, and the ends of the two outer water pipe joints 6 are respectively inserted into the corresponding connection holes 101, and the inserted ends are both sleeved with the second annular sealing ring 8;

[0038] Through the cooperation of the second annular sealing ring 8, leakage can be prevented;

[0039] Both ends of the inner water pipe joint 1 are fixedly sleeved with a first annular sealing ring 102, and are connected to the water inlet pipe 2 and the water outlet pipe 3 through the first annular sealing ring 102. The first annular sealing ring 102 can ensure the sealing between the water inlet pipe 2 and the water outlet pipe 3 and the inner water pipe joint 1;

[0040] The quick-connect connectors 5 installed at the ends of the water inlet pipe 2 and the water outlet pipe 3 are both provided with sensors, which are existing devices;

[0041] The outer surfaces of the plurality of metal nuts 103 are provided with anti-slip grooves, and the inner connection of the inner water pipe joint 1 is provided with a plurality of reinforcing ribs to prevent the plastic parts from being stressed and cracked after assembly, and to prevent the metal nuts 103 from falling off;

[0042] The middle positions of the water inlet pipe 2 and the water outlet pipe 3 are fixedly installed with a bellows 4, which can allow the product to have a certain amount of activity space, facilitate assembly of the production line, and also play a shock-absorbing role during operation.

[0043] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

[0044] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A cooling water pipe assembly, comprising an inner water pipe joint (1), characterized in that: The two ends of the inner water pipe joint (1) are respectively fixedly connected with a water inlet pipe (2) and a water outlet pipe (3), and the ends of the water inlet pipe (2) and the water outlet pipe (3) are both installed with quick-connect connectors (5); The outer side of the inner water pipe joint (1) is fixedly connected to the outer water pipe joint (6), the inner side of the inner water pipe joint (1) is fixed with metal nuts (103) all around, the outer side of the outer water pipe joint (6) is fixed with a positioning plate (7), and the positioning plate (7) is internally installed with a plurality of metal inserts (701) that are compatible with the metal nuts (103).

2. A cooling water pipe assembly according to claim 1, characterized in that: Both sides of the inner water pipe joint (1) are provided with connection holes (101), and the ends of the two outer water pipe joints (6) are respectively inserted into the corresponding connection holes (101), and the inserted ends are both sleeved with second annular sealing rings (8).

3. A cooling water pipe assembly according to claim 1, characterized in that: Both ends of the internal water pipe joint (1) are fixedly sleeved with a first annular sealing ring (102), and are connected to the water inlet pipe (2) and the water outlet pipe (3) via the first annular sealing ring (102).

4. A cooling water pipe assembly according to claim 1, characterized in that: Sensors are provided inside the quick-connect connectors (5) installed at the ends of the water inlet pipe (2) and the water outlet pipe (3).

5. A cooling water pipe assembly according to claim 1, characterized in that: The outer surfaces of the plurality of metal nuts (103) are provided with anti-slip grooves, and the inner water pipe joint (1) is internally connected with a plurality of reinforcing ribs.

6. A cooling water pipe assembly according to claim 1, characterized in that: A corrugated pipe (4) is fixedly installed at the middle position of the water inlet pipe (2) and the water outlet pipe (3).

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