Stably-connected aluminum-cast EGR (Exhaust Gas Recirculation) mixer assembly

Abstract

The utility model relates to the technical field of aluminum casting mixing, and discloses a stably-connected aluminum casting EGR (Exhaust Gas Recirculation) mixer assembly which comprises an aluminum casting pipe, an end head, a fixing assembly, a positioning assembly and a sealing assembly, an end head is arranged at the end of the aluminum cast pipe, and a fixing assembly is fixedly installed on the end head. The positioning assemblies are fixedly arranged at the upper and lower ends of the fixing assembly, and the sealing assembly is arranged in the fixing assembly. According to the utility model, the fixing plate and the fixing hole are arranged on the fixing buckle of the fixing assembly and are matched with the design of the positioning screw, the spring, the first mounting plate and the handle in the positioning assembly, so that the positioning assembly can be quickly positioned and mounted, the adjustment and alignment time of workers is reduced, the labor cost is effectively reduced, and the production efficiency is improved. A sealing gasket in the sealing assembly is embedded in a fixing buckle, a telescopic rod at the end of the sealing assembly and a second spring are matched with a telescopic hole, the sealing performance is guaranteed, the problem that in the prior art, a connecting sealing assembly is inconvenient to position and install rapidly is solved, and the production efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to aluminium cast mixer technical field, concretely is a kind of aluminium cast EGR mixer assembly of stable connection. BACKGROUND

[0002] The patent document with the existing announcement No.CN103075274B discloses a kind of casting process of air inlet mixer, its features are, including following process steps: 1 manufacture is used for forming the inner cavity sand core of air inlet mixer inner cavity and is used for forming the shape sand core of air inlet mixer shape and riser core;2 the inner cavity sand core and shape sand core obtained are sand in the core shooter on shooting;3 prepare lower sand box, put the inner cavity sand core and shape sand core into lower sand box, fill sand, compact and scrape flat;Prepare upper sand box, put into riser core, fill sand compact and scrape flat, set the gate between the cavity of upper sand box and lower sand box;The upper sand box is reversed and combined to lower sand box, remove riser core and shape sand core, obtain sand mould;4 aluminium water is evenly poured by riser, and casting is obtained;Casting is cooled in sand mould for 15-20 minutes, opens box, and removes casting;5 remove the inner cavity sand core in casting, and obtain the air inlet mixer described.The casting process mould structure of the application is reasonable, and casting effect is ideal.

[0003] But the above scheme and prior art, in the connection sealing assembly is not convenient and rapid positioning installation aspect still exist the problem, this problem makes when installing time and manpower cost, thus needs to be improved and optimized.

[0004] Therefore, the utility model provides a kind of aluminium cast EGR mixer assembly of stable connection to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a kind of aluminium cast EGR mixer assembly of stable connection to solve the problems raised in the above background.

[0006] To achieve the above object, the utility model provides the following technical scheme: a kind of aluminium cast EGR mixer assembly of stable connection, including aluminium cast pipe, end head, fixed assembly, positioning assembly, sealing assembly;

[0007] The end of the aluminium cast pipe is provided with end head, and the fixed assembly is fixedly installed on the end head;

[0008] The positioning assembly is fixedly arranged on the upper and lower two side ends of the fixed assembly, and the sealing assembly is arranged in the fixed assembly.

[0009] Preferably, the fixed buckle in the fixed assembly is fixedly installed on the end head, the fixed buckle end is fixedly provided with a fixed plate, and the fixed plate is provided with a fixed hole.

[0010] Preferably, the positioning screw in the positioning assembly is sleeved with a spring, one end of the spring is fixed on the first mounting plate, the other end of the spring is fixed on the fixing hole, the positioning screw is sleeved in the fixing hole, and a handle is fixed on the first mounting plate.

[0011] Preferably, the positioning screw in the positioning assembly is fixed on the first mounting plate, the positioning screw is sleeved on the second mounting plate, a fixed nut is arranged at the end of the positioning screw, and the fixed nut is threadedly connected with the positioning screw.

[0012] Preferably, the sealing gasket in the sealing assembly is embedded in the fixing buckle, an extension rod is fixed at the end of the sealing gasket, and a second spring is sleeved outside the extension rod.

[0013] Preferably, the extension rod in the sealing assembly is sleeved in the extension hole, the extension holes are evenly arranged in the fixing buckle, one end of the second spring is fixed on the extension rod, and the other end of the second spring is fixed on the fixing buckle.

[0014] Compared with the prior art, the utility model has the advantages that the fixed plate and the fixing hole are arranged on the fixing buckle of the fixing assembly, the positioning screw, the spring, the first mounting plate and the handle in the positioning assembly are cooperated, the positioning assembly can be quickly positioned and installed, the time for adjustment and alignment of workers is reduced, the labor cost is effectively reduced, the sealing gasket in the sealing assembly is embedded in the fixing buckle, the extension rod at the end of the sealing gasket is cooperated with the second spring and the extension hole, the sealing performance is guaranteed, the sealing assembly is more convenient to install, the equipment assembly period is shortened, the problem of inconvenient and quick positioning and installation of the sealing assembly in the prior art is solved, and the production efficiency is improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a whole structure schematic view of the utility model;

[0016] Figure 2 It is a disassembled schematic view of the fixing assembly of the utility model;

[0017] Figure 3 It is a front schematic view of the positioning assembly and the sealing assembly of the utility model;

[0018] Figure 4 It is a detail schematic view of the sealing assembly of the utility model.

[0019] In the figure: aluminum cast pipe 1, end head 2, fixing assembly 3, positioning assembly 4, sealing assembly 5, fixing buckle 301, fixing plate 302, fixing hole 303, positioning screw 401, spring 402, first mounting plate 403, handle 404, second mounting plate 405, fixing nut 406, sealing gasket 501, telescopic rod 502, second spring 503, telescopic hole 504. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical scheme of the utility model to be clear, complete description, and the advantage is more clear and obvious, the following will combine the figure to the utility model embodiment to carry out further detailed explanation, should understand, the specific embodiment described here is the utility model a part of embodiment, instead of all the embodiment, only use to explain the utility model embodiment, and does not use to limit the utility model embodiment, the ordinary skill in the art person who obtains all other embodiments under the premise of not making the creative labor, belongs to the range of the utility model protection, the following will make the technical scheme in the utility model embodiment clear, complete description.

[0021] Embodiment one: please refer to Figures 1 to 2 A stable aluminum cast EGR mixer assembly, comprising aluminum cast pipe 1, end head 2, fixing assembly 3, positioning assembly 4, sealing assembly 5; the end of aluminum cast pipe 1 is provided with end head 2, and fixing assembly 3 is fixedly installed on end head 2; positioning assembly 4 is fixedly arranged on the upper and lower two side ends of fixing assembly 3, and sealing assembly 5 is arranged in fixing assembly 3.

[0022] The fixing buckle 301 in the fixing assembly 3 is fixedly installed on the end head 2, the end of the fixing buckle 301 is fixedly provided with the fixing plate 302, and the fixing hole 303 is arranged on the fixing plate 302.

[0023] In use, the end head 2 is installed at the end of the aluminum cast pipe 1, and then the fixing assembly 3 is fixed on the end head 2 through the fixing buckle 301, thereby providing a basis support for the subsequent installation of the positioning assembly 4 and the sealing assembly 5.

[0024] Embodiment two: on the basis of embodiment one, please refer to Figures 2 to 3 The positioning screw 401 in the positioning assembly 4 is fitted with the spring 402, one side end of the spring 402 is fixed on the first mounting plate 403, the other side end of the spring 402 is fixedly installed on the fixing hole 303, the positioning screw 401 is fitted in the fixing hole 303, and the handle 404 is fixedly arranged on the first mounting plate 403.

[0025] The positioning screw 401 in the positioning assembly 4 is fixed on the first mounting plate 403, is matched and connected with the second mounting plate 405, and the end of the positioning screw 401 is provided with a fixed nut 406 which is threadedly connected with the positioning screw 401.

[0026] In use, the first mounting plate 403 is pulled by the handle 404 to drive the positioning screw 401 to move, at this time, the spring 402 is compressed, when the positioning screw 401 is aligned with the fixing hole 303, the handle 404 is released, the elastic force of the spring 402 makes the positioning screw 401 inserted into the fixing hole 303, and the positioning is preliminarily completed, then, the positioning screw 401 is inserted through the second mounting plate 405, and the fixed nut 406 is threadedly connected with the positioning screw 401 to realize the stable connection of the positioning assembly 4 and other components, the positioning and installation work is quickly completed, and the installation time and labor cost are effectively reduced.

[0027] Embodiment three: on the basis of embodiment two, please refer to Figures 3 to 4 The sealing gasket 501 in the sealing assembly 5 is matched and connected with the fixed buckle 301, the end of the sealing gasket 501 is fixedly provided with the telescopic rod 502, and the outer side of the telescopic rod 502 is matched and connected with the second spring 503.

[0028] The telescopic rod 502 in the sealing assembly 5 is matched and connected with the telescopic hole 504, the telescopic hole 504 is evenly arranged in the fixed buckle 301, one side end of the second spring 503 is fixedly arranged on the telescopic rod 502, and the other side end of the second spring 503 is fixedly arranged on the fixed buckle 301.

[0029] In use, when the sealing gasket 501 is connected with the fixed buckle 301, the telescopic rod 502 is inserted into the telescopic hole 504, and the second spring 503 is in a compressed state, in the installation process, along with the abutment of the sealing assembly 5 and other components, the elastic force of the second spring 503 pushes the telescopic rod 502, so that the sealing gasket 501 is tightly attached, the sealing performance is guaranteed, and meanwhile, the sealing assembly 5 is convenient to install, and the equipment assembly period is shortened.

[0030] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. A connection-stable aluminum cast EGR mixer assembly, characterized by: The utility model provides a kind of aluminum pipe (1), end (2), fixed assembly (3), positioning assembly (4), sealing assembly (5);It includes aluminum pipe (1), end (2), fixed assembly (3), positioning assembly (4), sealing assembly (5); The aluminum pipe (1) is provided with end (2) at the end, and the fixed assembly (3) is fixedly installed on the end (2); The positioning assembly (4) is fixedly arranged on the upper and lower two sides of the fixed assembly (3), and the sealing assembly (5) is arranged in the fixed assembly (3).

2. The connection-stable aluminum cast EGR mixer assembly according to claim 1, characterized in that The fixed buckle (301) in the fixed assembly (3) is fixedly installed on the end (2), and the fixed plate (302) is fixedly arranged at the end of the fixed buckle (301), and the fixed hole (303) is arranged on the fixed plate (302).

3. The connection-stable aluminum cast EGR mixer assembly according to claim 1, characterized in that The positioning screw (401) in the positioning assembly (4) is fitted with spring (402), one side end of the spring (402) is fixed on the first mounting plate (403), the other side end of the spring (402) is fixedly installed on the fixed hole (303), the positioning screw (401) is fitted in the fixed hole (303), and the handle (404) is fixedly arranged on the first mounting plate (403).

4. The connection-stable aluminum cast EGR mixer assembly according to claim 3, characterized in that The positioning screw (401) in the positioning assembly (4) is fixed on the first mounting plate (403), the positioning screw (401) is fitted on the second mounting plate (405), the fixed nut (406) is arranged at the end of the positioning screw (401), and the fixed nut (406) is threadedly connected with the positioning screw (401).

5. The connection-stable aluminum cast EGR mixer assembly according to claim 1, characterized in that: The sealing gasket (501) in the sealing assembly (5) is fitted in the fixed buckle (301), the telescopic rod (502) is fixedly arranged at the end of the sealing gasket (501), and the second spring (503) is fitted on the outer side of the telescopic rod (502).

6. The connection-stable aluminum cast EGR mixer assembly according to claim 5, characterized in that The telescopic rod (502) in the sealing assembly (5) is fitted in the telescopic hole (504), the telescopic hole (504) is evenly arranged in the fixed buckle (301), one side end of the second spring (503) is fixedly arranged on the telescopic rod (502), and the other side end of the second spring (503) is fixedly arranged on the fixed buckle (301).

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