Connecting mechanism for water outlet pipe of engine

Abstract

The utility model provides an engine water outlet pipe connecting mechanism, and relates to the technical field of engines, the engine water outlet pipe connecting mechanism comprises a connecting pipe fitting, two ends of the connecting pipe fitting are symmetrically and fixedly connected with two locking assemblies, and the connecting pipe fitting comprises a connecting pipe and two threaded connecting rods; the water outlet pipe and the cooling pipe can be quickly fixed in the connecting pipe, the water outlet pipe is convenient to mount and dismount, the sealing ring and the anti-skid gasket are tightly attached to the outer wall of the water outlet pipe, the sealing effect is further enhanced, the locking assembly is additionally arranged, the sealing ring is tightly pressed through the pressing rings, and the sealing ring and the anti-skid gasket contract inwards, so that the sealing effect is improved. Compared with traditional clamping connection, the locking mode has the advantages that uniform and strong fastening force can be provided through cooperation of the connecting pipe fitting and the locking assembly, the situation that a connecting part is loosened due to factors such as engine vibration and temperature change is effectively prevented, and long-term reliability of connection of the water outlet pipe of the engine is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of engine, especially relates to an engine water outlet pipe connecting mechanism. BACKGROUND

[0002] A large amount of heat is generated in the working process of an engine, and a reliable cooling system is needed to dissipate heat for the normal operation of the engine, the engine water outlet pipe is a pipe for connecting the engine water pump and the heat exchanger, and the engine water outlet pipe is an important component of the cooling system and is responsible for leading the high-temperature coolant in the engine out and delivering it to the radiator and other components for cooling.

[0003] In the prior art, a kind of engine water outlet pipe connecting mechanism is disclosed in Chinese patent CN218882348U, including support, support side is equipped with several connecting frames, support both ends are equipped with first mounting hole, second mounting hole is installed on connecting frame, base is installed on connecting frame, first half buckle is installed above base, anti-skid layer is installed in first half buckle, water outlet pipe is equipped above first half buckle, second half buckle is equipped above water outlet pipe, anti-skid layer is equipped in second half buckle, internally threaded pipe is installed at first half buckle plane, internally threaded pipe connects threaded rod, threaded rod penetrates second half buckle.

[0004] The existing engine water outlet pipe connection mode is mostly simple clamp connection, and the clamp is prone to looseness due to factors such as vibration and temperature change after long-time operation of the engine, which leads to coolant leakage and affects the cooling effect of the engine, in addition, the water outlet pipe connection part needs to bear certain pressure and temperature change during engine operation, and the existing connecting mechanism needs to be improved in sealing performance, and the engine water outlet pipe connecting mechanism is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model mainly provides a kind of engine water outlet pipe connecting mechanism that is convenient to improve processing efficiency and prevent deviation.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a kind of engine outlet pipe connecting mechanism, including connecting pipe fitting, two ends of the connecting pipe fitting symmetry fixedly connected two locking assemblies, the connecting pipe fitting includes connecting pipe and two threaded connecting rods, the outside of the connecting pipe symmetry is provided with two sliding blocks, and the inside of the sliding block is fixedly connected locking half ring, two ends of the connecting pipe symmetry fixedly connected sealing ring, and the inner wall of the sealing ring is provided with anti-skid washer, the locking assembly includes rotating ring, support ring, movable ring and locking threaded rod, one end of the movable ring is rotatably installed with one end of support ring, and the other end of the movable ring is fixedly connected with one end of rotating ring, the side annular array of support ring is rotatably connected with multiple movable rods, the outside of the movable rod is slidably connected with sliding sleeve plate, and the outside of the sliding sleeve plate is rotatably connected with rotating ring, one end of the movable rod is rotatably connected with compression ring, the outer edge of the movable ring is rotatably connected with rotating block, one end of the locking threaded rod is rotatably installed with the top end of support ring, and the other end outer wall of the locking threaded rod is threadedly connected with the inner wall of rotating block.

[0007] Preferably, the two sides of the sliding block are symmetrically connected with the fixed plate, one end of the fixed plate is fixedly connected with the outside of the connecting pipe, and the other end of the fixed plate is fixedly connected with the fixed block, the rotating threaded connecting rod is threadedly connected with the inner wall of the fixed block, so that when the threaded connecting rod is rotated, the threaded connecting rod drives the sliding block to slide along the fixed plate.

[0008] Preferably, one end of the threaded connecting rod is rotatably connected with the outside of the sliding block, and the other end outer wall of the threaded connecting rod is threadedly connected with the inner wall of the fixed block, by rotating the threaded connecting rod, the sliding block can be driven to slide along the fixed plate until the sliding block and the locking half ring clamp the outlet pipe and the cooling pipe.

[0009] Preferably, the bottom end of the connecting pipe is welded with the base, and the bottom end of the support ring is fixedly installed with the top of the base, and the base is used for fixing the connecting pipe fitting and the locking assembly.

[0010] Preferably, the center lines of the rotating ring, the support ring and the movable ring are located on the same straight line, the rotating ring, the support ring and the movable ring of the locking assembly are all circular ring structures, when the locking threaded rod is rotated, the movable rod drives the compression ring to rotate, and the multiple compression rings press the sealing ring tightly.

[0011] Preferably, the center lines of the connecting pipe and the sealing ring are located on the same straight line, the sealing ring is made of high-temperature-resistant and aging-resistant rubber material, and the anti-skid washer is arranged on the inside of the sealing ring, the sealing ring and the anti-skid washer are combined, and the sealing effect is further enhanced.

[0012] Compared with the prior art, the utility model has the advantages and positive effects that,

[0013] 1、The utility model discloses a cooling pipe and a water outlet pipe are fixed in the connecting pipe, and the sealing ring and the antiskid washer are tightly attached to the outer wall of the cooling pipe / water outlet pipe, the sealing ring is made of high-temperature-resistant and aging-resistant rubber material, the antiskid washer is arranged on the inner side of the sealing ring, the sealing ring and the antiskid washer are combined, and the sealing effect is further enhanced, so that the leakage of the cooling liquid from the connecting part is prevented, the normal operation of the engine cooling system is ensured, and the working stability of the engine is improved.

[0014] 2、The utility model discloses a locking assembly is added, the movable ring and the rotary ring are rotated by rotating the locking screw rod, and the sliding sleeve plate is moved, at this time, the sliding sleeve plate slides along the movable rod, so that the movable rod drives the compression ring to rotate, the sealing ring is pressed tightly by the plurality of compression rings, the sealing ring and the antiskid washer are inwards contracted, the sealing property between the connecting mechanism and the water outlet pipe is improved, compared with the traditional clamp connection, the uniform and powerful fastening force can be provided by the cooperation of the connecting pipe and the locking assembly, the loosening of the connecting part due to the engine vibration, temperature change and other factors is effectively prevented, and the long-term reliability of the engine water outlet pipe connection is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a kind of engine water outlet pipe connecting mechanism's perspective view that the utility model proposes;

[0016] Figure 2 It is the structure schematic diagram of the locking assembly of the engine water outlet pipe connecting mechanism that the utility model proposes;

[0017] Figure 3 It is the structure schematic diagram of the connecting pipe of the engine water outlet pipe connecting mechanism that the utility model proposes;

[0018] Figure 4 It is the front sectional view of the connecting pipe of the engine water outlet pipe connecting mechanism that the utility model proposes.

[0019] Legend: 1, connecting pipe;2, locking assembly;11, base;12, connecting pipe;13, sealing ring;14, antiskid washer;15, fixed plate;16, fixed block;17, threaded connecting rod;18, sliding block;19, locking half ring;21, rotary ring;22, support ring;23, movable rod;24, sliding sleeve plate;25, compression ring;26, movable ring;27, rotating block;28, locking screw rod. DETAILED DESCRIPTION

[0020] In order to enable the above-mentioned purposes, features and advantages of the present application to be more clearly understood, the present application will be further described below with reference to the drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can be practiced in other manners different from those described herein, therefore, the present application is not limited to the specific embodiments disclosed in the following description.

[0022] Please refer to Figure 1 - Figure 4 The utility model provides a technical scheme: an engine water outlet pipe connecting mechanism, including connecting pipe piece 1, two locking assemblies 2 are fixedly connected to both ends of connecting pipe piece 1 in symmetry, connecting pipe piece 1 includes connecting pipe 12 and two threaded connecting rods 17, the outside of connecting pipe 12 is symmetrically provided with two sliding blocks 18, and the inside of sliding block 18 is fixedly connected with locking half ring 19, the both ends of connecting pipe 12 are fixedly connected with sealing ring 13 in symmetry, and the inner wall of sealing ring 13 is provided with anti -skid washer 14, locking assembly 2 includes rotating ring 21, support ring 22, movable ring 26 and locking screw rod 28, one end of movable ring 26 is rotatably installed with one end of support ring 22, and the other end of movable ring 26 is fixedly connected with one end of rotating ring 21, a plurality of movable rods 23 are rotatably connected in annular array on one side of support ring 22, the outside of movable rod 23 is slidably connected with sliding sleeve plate 24, and the outside of sliding sleeve plate 24 is rotatably connected with rotating ring 21, one end of movable rod 23 is rotatably connected with pressure ring 25, the outer edge of movable ring 26 is rotatably connected with rotating block 27, one end of locking screw rod 28 is rotatably installed with the top end of support ring 22, and the other end outer wall of locking screw rod 28 is threadedly connected with the inner wall of rotating block 27.

[0023] As Figure 3 shown, the both sides of sliding block 18 are symmetrically slidably connected with fixed plate 15, one end of fixed plate 15 is fixedly connected with the outside of connecting pipe 12, and the other end of fixed plate 15 is fixedly connected with fixed block 16, rotating threaded connecting rod 17, the outer wall of threaded connecting rod 17 is threadedly connected with the inner wall of fixed block 16, so when rotating threaded connecting rod 17, threaded connecting rod 17 drives sliding block 18 to slide along fixed plate 15.

[0024] As Figure 4 shown, one end of threaded connecting rod 17 is rotatably connected with the outside of sliding block 18, and the other end outer wall of threaded connecting rod 17 is threadedly connected with the inner wall of fixed block 16, by rotating threaded connecting rod 17, sliding block 18 can be driven to slide along fixed plate 15 until sliding block 18 and locking half ring 19 clamp water outlet pipe and cooling pipe.

[0025] As Figure 1 and Figure 2 shown, the bottom end of the connecting pipe 12 is welded to the base 11, and the bottom end of the support ring 22 is fixedly installed on the top of the base 11, and the base 11 is used to fix the connecting pipe 1 and the locking assembly 2.

[0026] As Figure 2 shown, the center lines of the rotating ring 21, the support ring 22 and the movable ring 26 are located on the same straight line, and the rotating ring 21, the support ring 22 and the movable ring 26 of the locking assembly 2 are all circular ring structures, when the locking screw rod 28 is rotated, the movable rod 23 drives the compression ring 25 to rotate, and the plurality of compression rings 25 press the sealing ring 13.

[0027] As Figure 3 shown, the center lines of the connecting pipe 12 and the sealing ring 13 are located on the same straight line, the sealing ring 13 is made of high-temperature-resistant and aging-resistant rubber material, and the anti-slip washer 14 is arranged on the inner side of the sealing ring 13, the sealing ring 13 and the anti-slip washer 14 are combined, and the sealing effect is further enhanced.

[0028] The use method and working principle of the device: the engine water outlet pipe connecting mechanism mainly includes a connecting pipe 1 and a locking assembly 2, when the water outlet pipe and the cooling pipe are connected by using the mechanism, first, one end of the water outlet pipe is inserted through one of the sealing rings 13 and extends to the inside of the connecting pipe 12, and then one end of the cooling pipe is inserted through the other sealing ring 13 and extends to the inside of the connecting pipe 12, one end of the water outlet pipe contacts one end of the cooling pipe and is placed in the middle position of the connecting pipe 12, the connecting pipe 12 is made of high-strength and high-temperature-resistant metal material, and its inner wall is specially treated to reduce the flow resistance of the cooling liquid;

[0029] At this time, the threaded connecting rod 17 is rotated, the outer wall of the threaded connecting rod 17 is screwed with the inner wall of the fixed block 16, so when the threaded connecting rod 17 is rotated, the threaded connecting rod 17 drives the sliding block 18 to slide along the fixed plate 15, the sliding block 18 slides to the outside of the water outlet pipe and the cooling pipe, and the threaded connecting rod 17 is continuously rotated until the sliding block 18 and the locking half-ring 19 clamp the water outlet pipe and the cooling pipe, so as to quickly fix the water outlet pipe and the cooling pipe in the connecting pipe 12, and the elastic sealing ring 13 and the anti-slip washer 14 at both ends of the connecting pipe 12 are tightly attached to the outer wall of the water outlet pipe / cooling pipe, facilitating the installation and disassembly of the water outlet pipe;

[0030] The rotating ring 21, the supporting ring 22 and the movable ring 26 of the locking assembly 2 are all circular ring structures, a plurality of movable rods 23 are uniformly arranged on the supporting ring 22 in the circumferential direction, when the locking threaded rod 28 is rotated, the outer wall of the locking threaded rod 28 is in threaded connection with the inner wall of the rotating block 27, therefore, when the locking threaded rod 28 is rotated, the movable ring 26 and the rotating ring 21 can be rotated, thereby driving the sliding cover plate 24 to move, at this time, the sliding cover plate 24 slides along the movable rods 23, thereby driving the compression rings 25 to rotate, the plurality of compression rings 25 compress the sealing ring 13, the sealing ring 13 and the anti-skid washer 14 are inwards retracted, the sealing performance between the connecting mechanism and the water outlet pipe / cooling pipe is improved, compared with the traditional clamp connection, the locking mode can provide more uniform and reliable fastening force, and effectively avoids loosening caused by vibration and other factors; the sealing ring 13 is made of high-temperature-resistant and aging-resistant rubber material, the anti-skid washer 14 is arranged on the inner side of the sealing ring 13, the sealing ring 13 and the anti-skid washer 14 are combined, the sealing effect is further enhanced, the cooling liquid cannot leak from the connecting part, the normal operation of the engine cooling system is ensured, the working stability of the engine is improved, by cooperation of the connecting pipe fitting 1 and the locking assembly 2, uniform and strong fastening force can be provided, the connecting part is effectively prevented from loosening due to engine vibration, temperature change and other factors, and the long-term reliability of the engine water outlet pipe connection is ensured.

[0031] The above is only a preferred embodiment of the present application, and does not limit the present application in other forms, any skilled person in the art can change or modify the above disclosed technical content into equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made on the basis of the technical essence of the present application to the above embodiments still belongs to the protection scope of the present application technical scheme.

Claims

1. An engine water outlet pipe connection mechanism, characterized in that, The system includes a connecting pipe fitting (1), with two locking components (2) symmetrically fixedly connected to both ends of the connecting pipe fitting (1). The connecting pipe fitting (1) includes a connecting pipe (12) and two threaded connecting rods (17). Two sliding blocks (18) are symmetrically arranged on the outer side of the connecting pipe (12), and a locking half ring (19) is fixedly connected to the inner side of the sliding block (18). Sealing rings (13) are symmetrically fixedly connected to both ends of the connecting pipe (12), and an anti-slip washer (14) is provided on the inner wall of the sealing ring (13). The locking component (2) includes a rotating ring (21), a support ring (22), a movable ring (26), and a locking threaded rod (28). One end of the movable ring (26) is connected to the support ring (21). One end of the support ring (22) is rotatably installed, and the other end of the movable ring (26) is fixedly connected to one end of the rotating ring (21). A plurality of movable rods (23) are rotatably connected to one side of the support ring (22) in a ring array. The outer side of the movable rod (23) is slidably connected to the sliding sleeve plate (24), and the outer side of the sliding sleeve plate (24) is rotatably connected to the rotating ring (21). One end of the movable rod (23) is rotatably connected to the pressure ring (25). The outer edge of the movable ring (26) is rotatably connected to the rotating block (27). One end of the locking thread rod (28) is rotatably installed to the top of the support ring (22), and the outer wall of the other end of the locking thread rod (28) is threadedly connected to the inner wall of the rotating block (27).

2. The engine outlet water pipe connection mechanism according to claim 1, characterized in that: The sliding block (18) is symmetrically connected to the fixing plate (15) on both sides. One end of the fixing plate (15) is fixedly connected to the outside of the connecting pipe (12), and the other end of the fixing plate (15) is fixedly connected to the fixing block (16).

3. The engine water outlet pipe connection mechanism according to claim 2, characterized in that: One end of the threaded connecting rod (17) is rotatably connected to the outer side of the sliding block (18), and the outer wall of the other end of the threaded connecting rod (17) is threadedly connected to the inner wall of the fixed block (16).

4. The engine water outlet pipe connection mechanism according to claim 1, characterized in that: The bottom end of the connecting pipe (12) is welded to the base (11), and the bottom end of the support ring (22) is fixedly installed to the top of the base (11).

5. The engine outlet water pipe connection mechanism according to claim 1, characterized in that: The center lines of the rotating ring (21), the support ring (22), and the movable ring (26) are located on the same straight line.

6. The engine outlet water pipe connection mechanism according to claim 1, characterized in that: The center lines of the connecting pipe (12) and the sealing ring (13) are on the same straight line.

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