Air suction hose of automobile air conditioner compressor

Abstract

The utility model discloses an automobile air conditioner compressor air suction hose which comprises a hose body, connectors are fixedly arranged at the two ends of the hose body respectively, fixing pipes are fixedly connected to the inner walls of the connectors, a fixing head is fixedly arranged at one end of each fixing pipe, and an inclined groove is formed in the inner wall of each fixing head. Four fixing mechanisms are arranged at one end of the aluminum alloy pipe, and each fixing mechanism comprises a square hole, a limiting square plate, a spring and a slope column. The square hole is formed in the outer wall of the aluminum alloy pipe, the limiting square plate is slidably connected into the square hole, one end of the spring is fixedly connected to the bottom face of the limiting square plate, the other end of the spring is fixedly connected to the bottom of the square hole, and the slope column is fixedly connected to the top face of the limiting square plate. According to the utility model, the hose and the aluminum alloy pipe can be quickly separated and connected, so that the hose is more convenient to replace and is not limited by a maintenance tool any more, and the connection stability of the hose and the fixed pipe is improved through the locking mechanism at the end part of the hose.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of automobile air conditioning system, in particular to a kind of automobile air conditioner compressor suction hose. BACKGROUND

[0002] With the popularization of automobile air conditioner, and the improvement of people's environmental protection consciousness, the penetration resistance requirement of automobile air conditioner pipeline system is also continuously improved, on the one hand, new environmental protection refrigerant and more reasonable hose structure are continuously developed, on the other hand, air conditioner pipeline assembly is improved to seek the best.

[0003] The two ends of the suction hose are fixedly connected with the aluminum alloy pipe by aluminum joints on the pipe pressing device. When the hose needs to be replaced due to aging and damage, the connected hose and aluminum alloy pipe are directly replaced together, or the new hose and aluminum alloy pipe need to be fixed again by the pipe pressing device. The former has high maintenance cost, and the latter cannot be quickly replaced due to tool limitation. UTILITY MODEL CONTENTS

[0004] The utility model aims at providing a kind of automobile air conditioner compressor suction hose to solve the above background technical problems, the two ends of the suction hose are fixedly connected with the aluminum alloy pipe by aluminum joints on the pipe pressing device. When the hose needs to be replaced due to aging and damage, the connected hose and aluminum alloy pipe are directly replaced together, or the new hose and aluminum alloy pipe need to be fixed again by the pipe pressing device. The former has high maintenance cost, and the latter cannot be quickly replaced due to tool limitation.

[0005] To solve the above technical problems, the utility model is realized by the following technical scheme:

[0006] The utility model is a kind of automobile air conditioner compressor suction hose, comprising:

[0007] Hose, the two ends of the hose are respectively fixedly provided with connector, the inner wall of the connector is fixedly connected with fixed pipe, the one end of the fixed pipe is fixedly provided with fixed head, the inner wall of the fixed head is provided with inclined slot, the inclined slot has four;

[0008] Aluminum alloy pipe, the one end of the aluminum alloy pipe is provided with fixed mechanism, the fixed mechanism has four, the fixed mechanism includes square hole, limit square plate, spring and inclined column;

[0009] The square hole is provided in the outer wall of the aluminum alloy pipe, the limit square plate is slidably connected in the square hole, the one end of the spring is fixedly connected to the bottom surface of the limit square plate, the other end of the spring is fixedly connected to the bottom of the square hole, and the inclined column is fixedly connected to the top surface of the limit square plate.

[0010] Further, the sidewall of the fixed pipe is provided with a circular hole, the circular hole is slidably connected with a cylinder, and the cylinder is fixedly connected with a limit circular plate in the middle.

[0011] Further, it further comprises a locking mechanism, the locking mechanism comprises a circular ring plate and a sleeve;

[0012] The circular ring plate is fixedly connected to the outer wall of the connector, one side of the circular ring plate is fixedly connected with a threaded pipe, a plurality of deformation openings are formed in the threaded pipe, a pressing ring is arranged on the inner wall of the circular ring plate, the inner wall of the sleeve is provided with threads, the height of the threads gradually increases from the inside to the outside, and the sleeve is threadedly connected with the threaded pipe.

[0013] Further, a first groove is formed in the inner wall of the connector, a third groove is formed in the outer wall of the fixed pipe, a first sealing ring is bonded and connected in the third groove, and the first sealing ring is inlaid in the first groove.

[0014] Further, a fourth groove is formed in the inner side of the fixed pipe, a second groove is formed in one side of the aluminum alloy pipe, a second sealing ring is bonded and connected in the fourth groove, and the second sealing ring is inlaid in the fourth groove.

[0015] Further, the size of the limiting square plate is same as the size of the square hole and greater than the size of the square hole opening, and the size of the inclined surface column is same as the size of the square hole opening and the size of the inclined groove.

[0016] Further, the diameter of the limiting circular plate is same as the diameter of the circular hole and greater than the diameter of the hole opening on both sides of the circular hole, and the diameter of the circular column is same as the diameter of the hole opening on both sides of the circular hole.

[0017] Compared with the prior art, the advantages of the utility model lie in that the aluminum alloy pipe is inserted into the fixed pipe at both ends of the hose, the hose and the aluminum alloy pipe are fixedly connected through the inclined surface column in the fixing mechanism at the end of the aluminum alloy pipe clamped into the inclined groove formed in the inner wall of the fixing head of the fixed pipe, the aluminum alloy pipe and the hose are separated by pressing the circular column to make the inclined surface column disengage from the inclined groove, the quick separation and connection of the hose and the aluminum alloy pipe are realized, and the replacement of the hose is more convenient and is no longer limited by the maintenance tools.

[0018] Based on the above beneficial effects, the connector of the fixed pipe and the hose is locked through the locking mechanism at the end of the hose, so that the hose is prevented from being separated due to shaking of the automobile during driving, and the stability of the connection of the hose and the fixed pipe is improved. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will briefly introduce the drawings needed to be used in the embodiment description, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating labor.

[0020] Figure 1 It is the whole structure schematic view of the utility model;

[0021] Figure 2 It is the hose structure schematic view of the utility model;

[0022] Figure 3 It is the aluminum alloy pipe structure schematic view of the utility model;

[0023] Figure 4 It is the fixed pipe structure schematic view of the utility model;

[0024] Figure 5 It is the locking mechanism structure schematic view of the utility model;

[0025] Figure 6 It is the A part structure schematic view in the utility model Figure 4 .

[0026] In the drawing, the component list represented by each sign is as follows:

[0027] 100, hose; 110, connector; 120, first groove;

[0028] 200, aluminum alloy pipe; 210, second groove;

[0029] 310, square hole; 320, limiting square plate; 330, spring; 340, inclined surface column;

[0030] 400, fixed pipe; 410, fixed head; 420, third groove; 430, fourth groove; 440, inclined slot; 450, round hole; 460, cylinder; 470, limiting round plate;

[0031] 510, round ring plate; 511, threaded pipe; 512, deformation port; 513, compression ring; 520, sleeve; 521, thread;

[0032] 610, first sealing ring; 620, second sealing ring. DETAILED DESCRIPTION

[0033] In order to make the above purpose, features and advantages of the utility model more obvious and easy to understand, the specific embodiment of the utility model is explained in detail below in combination with the drawing.

[0034] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description herein, and the person skilled in the art can make similar generalization without violating the connotation of the utility model, therefore the utility model is not limited by the specific embodiment disclosed below.

[0035] In order to make the purpose, technical scheme and advantages of the utility model more clear, the embodiments of the utility model will be described in further detail below with reference to the drawings.

[0036] Please refer to Figures 1-6 As shown in the figure, the embodiment is an automobile air conditioner compressor air suction hose, which comprises:

[0037] The hose 100 is provided with a connecting head 110 at each end, and the inner wall of the connecting head 110 is fixedly connected with a fixed pipe 400; one end of the fixed pipe 400 is fixedly provided with a fixed head 410, and the inner wall of the fixed head 410 is provided with four inclined grooves 440.

[0038] The aluminum alloy pipe 200 is provided with a fixing mechanism at one end, and the fixing mechanism comprises a square hole 310, a limiting square plate 320, a spring 330 and an inclined column 340.

[0039] The square hole 310 is arranged on the outer wall of the aluminum alloy pipe 200, the limiting square plate 320 is slidably connected in the square hole 310, one end of the spring 330 is fixedly connected to the bottom surface of the limiting square plate 320, the other end of the spring 330 is fixedly connected to the bottom of the square hole 310, and the inclined column 340 is fixedly connected to the top surface of the limiting square plate 320; when the end of the aluminum alloy pipe 200 is inserted into the fixed head 410, the inclined surface of the inclined column 340 is in contact with the inner wall of the fixed head 410, so that the inclined column 340 is extruded to move into the square hole 310 along the inclined surface, the limiting square plate 320 is driven to move and compress the spring 330, and when the aluminum alloy pipe 200 is inserted into place, the aluminum alloy pipe 200 is rotated, so that the inclined column 340 is rotated to the position of the inclined groove 440; at this time, the spring 330 rebounds to drive the limiting square plate 320 to rise, the limiting square plate 320 drives the inclined column 340 to move out of the square hole 310 and is clamped into the inclined groove 440, so that the aluminum alloy pipe 200 is fixedly connected with the fixed pipe 400.

[0040] The side wall of the fixed pipe 400 is provided with a circular hole 450, and the circular hole 450 is slidably connected with a circular column 460, and the circular column 460 is fixedly connected with a limiting circular plate 470 in the middle; when the inclined column 340 is clamped into the inclined groove 440, the inclined column 340 lifts the circular column 460, and when it is needed to separate the aluminum alloy pipe 200 from the fixed pipe 400, the inclined column 340 is driven to descend by pressing the circular column 460, so that the inclined column 340 descends into the square hole 310 and is separated from the inclined groove 440; at this time, the aluminum alloy pipe 200 is pulled out to quickly separate the hose 100 from the aluminum alloy pipe 200.

[0041] The first recess 120 is arranged on the inner wall of the connecting head 110, the third recess 420 is arranged on the outer wall of the fixed pipe 400, the first sealing ring 610 is bonded and connected in the third recess 420, the first sealing ring 610 is embedded in the first recess 120, the connecting head 110 is sleeved and fixed on the outer wall of the fixed pipe 400, the first recess 120 and the third recess 420 are combined, and the first sealing ring 610 is embedded, so that the air tightness of the connection between the connecting head 110 and the fixed pipe 400 is increased;

[0042] The fourth recess 430 is arranged on the inner side of the fixed pipe 400, the second recess 210 is arranged on one side of the aluminum alloy pipe 200, the second sealing ring 620 is bonded and connected in the fourth recess 430, and the second sealing ring 620 is embedded in the fourth recess 430; when the aluminum alloy pipe 200 is fixedly connected with the fixed pipe 400, the second recess 210 at one end of the aluminum alloy pipe 200 is combined with the fourth recess 430 on the inner side of the fixed pipe 400, and the second sealing ring 620 is embedded, so that the air tightness of the connection between the aluminum alloy pipe 200 and the fixed pipe 400 is increased;

[0043] The size of the limiting square plate 320 is same with the size of the hole in the square hole 310 and is larger than the size of the hole of the square hole 310, the size of the inclined surface column 340 is same with the size of the hole of the square hole 310 and the size of the inclined groove 440, so that the spring 330 can only move in the square hole 310, and the inclined surface column 340 is prevented from sliding out of the square hole 310;

[0044] The diameter of the limiting round plate 470 is same with the diameter of the hole in the round hole 450 and is larger than the diameter of the hole on both sides of the round hole 450, and the diameter of the cylinder 460 is same with the diameter of the hole on both sides of the round hole 450, so that the cylinder 460 is limited to move in the round hole 450 and cannot slide out of the round hole 450;

[0045] Working principle: the connecting head 110 at both ends of the hose 100 is sleeved and fixed on the outer wall of the fixed pipe 400, the fourth groove 430 and the second groove 210 are arranged and inlaid with the second sealing ring 620 to increase the air tightness, when the aluminum alloy pipe 200 is inserted into the fixed head 410, the inclined surface of the inclined column 340 is in contact with the inner wall of the fixed head 410, the inclined column 340 is extruded along the inclined surface and moves into the square hole 310, the inclined column 340 drives the limiting square plate 320 to move and compresses the spring 330, when the aluminum alloy pipe 200 is inserted into position, the aluminum alloy pipe 200 is rotated, the inclined column 340 is rotated to the inclined groove 440 position, at this time the spring 330 rebounds to drive the limiting square plate 320 to rise, the limiting square plate 320 drives the inclined column 340 to move out of the square hole 310 and is clamped into the inclined groove 440, when the inclined column 340 is clamped into the inclined groove 440, the inclined column 340 lifts the cylinder 460, so that the aluminum alloy pipe 200 is fixedly connected with the fixed pipe 400, at this time the second groove 210 at one end of the aluminum alloy pipe 200 is combined with the fourth groove 430 on the inner ring side of the fixed pipe 400, and is inlaid with the second sealing ring 620, so as to increase the air tightness of the connection between the aluminum alloy pipe 200 and the fixed pipe 400, when it is needed to dismount the aluminum alloy pipe 200, the cylinder 460 is pressed to drive the inclined column 340 to descend, so that the inclined column 340 descends into the square hole 310 and is separated from the inclined groove 440, at this time the aluminum alloy pipe 200 is pulled outwards, so that the hose 100 and the aluminum alloy pipe 200 can be quickly separated;

[0046] In this step, the aluminum alloy pipe 200 is respectively inserted into the fixed pipe 400 at both ends of the hose 100, the hose 100 and the aluminum alloy pipe 200 are fixedly connected through the inclined column 340 in the fixed mechanism at the end of the aluminum alloy pipe 200 clamped into the inclined groove 440 in the inner wall of the fixed head 410 of the fixed pipe 400, the aluminum alloy pipe 200 and the hose 100 are separated after the inclined column 340 is separated from the inclined groove 440 through pressing the cylinder 460, the quick separation and connection of the hose 100 and the aluminum alloy pipe 200 is realized, the replacement of the hose 100 is more convenient, and is no longer limited by the maintenance tool.

[0047] Please refer to Figures 1-6 In this embodiment, a locking mechanism is further included on the basis of the above structure, and the locking mechanism includes a circular ring plate 510 and a sleeve 520.

[0048] The circular ring plate 510 is fixedly connected to the outer wall of the connecting head 110, one side of the circular ring plate 510 is fixedly connected with a threaded pipe 511, the threaded pipe 511 is provided with a plurality of deformation openings 512, the inner wall of the circular ring plate 510 is provided with a pressing ring 513, the inner wall of the sleeve pipe 520 is provided with threads 521, the height of the threads 521 gradually increases from inside to outside, the sleeve pipe 520 is threadedly connected with the threaded pipe 511 through the threads 521, rotating the sleeve pipe 520 makes the sleeve pipe 520 threadedly connected with the threaded pipe 511 under the action of the threads 521, because the height of the threads 521 gradually increases, the end of the threaded pipe 511 is compressed and tightened, so that the deformation openings 512 are reduced, after the end of the threaded pipe 511 is tightened, the pressing ring 513 compresses the connecting head 110 and the outer wall of the fixed pipe 400 to be more fixed, and the stability of the connection of the hose 100 and the fixed pipe 400 is increased.

[0049] Working principle: rotating the sleeve pipe 520 makes the sleeve pipe 520 threadedly connected with the threaded pipe 511 under the action of the threads 521, because the height of the threads 521 gradually increases, the end of the threaded pipe 511 is compressed and tightened, so that the deformation openings 512 are reduced, after the end of the threaded pipe 511 is tightened, the pressing ring 513 compresses the connecting head 110 and the outer wall of the fixed pipe 400 to be more fixed, and the stability of the connection of the hose 100 and the fixed pipe 400 is increased.

[0050] In this step, the connecting head 110 of the fixed pipe 400 and the hose 100 is locked through the locking mechanism at the end of the hose 100, so that the hose 100 is prevented from being separated from the fixed pipe 400 due to shaking during driving of the automobile, and the stability of the connection of the hose 100 and the fixed pipe 400 is increased.

[0051] In the description of the present application, it should be further pointed out that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or electrically connected; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0052] Finally, it should be pointed out that: the above only for preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced. Any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. An automotive air conditioning compressor suction hose characterized by, Include: Hose (100), the hose (100) is respectively provided with a connector (110) at both ends, the inner wall of the connector (110) is fixedly connected with a fixed tube (400), one end of the fixed tube (400) is fixedly provided with a fixed head (410), the inner wall of the fixed head (410) is provided with a chute (440), and the chute (440) has four; Aluminum alloy pipe (200), the aluminum alloy pipe (200) is provided with a fixing mechanism at one end, the fixing mechanism has four, the fixing mechanism comprises a square hole (310), a limiting square plate (320), a spring (330) and an inclined column (340); The square hole (310) is provided on the outer wall of the aluminum alloy pipe (200), the limiting square plate (320) is slidably connected in the square hole (310), one end of the spring (330) is fixedly connected to the bottom surface of the limiting square plate (320), the other end of the spring (330) is fixedly connected to the bottom of the square hole (310), and the inclined column (340) is fixedly connected to the top surface of the limiting square plate (320).

2. An automotive air conditioning compressor suction hose according to claim 1, wherein The side wall of the fixed tube (400) is provided with a round hole (450), the round hole (450) is slidably connected with a cylinder (460), and the cylinder (460) is fixedly connected with a limiting circular plate (470) in the middle.

3. The automotive air conditioning compressor suction hose of claim 1 wherein, It also includes a locking mechanism, the locking mechanism includes a circular ring plate (510) and a sleeve (520); The circular ring plate (510) is fixedly connected to the outer wall of the connector (110), one side of the circular ring plate (510) is fixedly connected with a threaded tube (511), the threaded tube (511) is provided with a deformation opening (512), the deformation opening (512) has a plurality of, the inner wall of the circular ring plate (510) is provided with a pressure ring (513), the inner wall of the sleeve (520) is provided with a thread (521), the height of the thread (521) gradually increases from inside to outside, and the sleeve (520) is screwed with the threaded tube (511) through the thread (521).

4. The automotive air conditioning compressor suction hose of claim 1 wherein, The inner wall of the connector (110) is provided with a first groove (120), the outer wall of the fixed tube (400) is provided with a third groove (420), the third groove (420) is adhesively connected with a first sealing ring (610), and the first sealing ring (610) is embedded in the first groove (120).

5. The automotive air conditioning compressor suction hose of claim 1 wherein, The inner circle side of the fixed tube (400) is provided with a fourth groove (430), one side of the aluminum alloy pipe (200) is provided with a second groove (210), the fourth groove (430) is adhesively connected with a second sealing ring (620), and the second sealing ring (620) is embedded in the fourth groove (430).

6. An automotive air conditioning compressor suction hose according to claim 1, wherein The size of the limiting square plate (320) is the same as the size of the hole in the square hole (310) and larger than the size of the hole in the square hole (310), and the size of the inclined column (340) is the same as the size of the hole in the square hole (310) and the size of the chute (440).

7. An automotive air conditioning compressor suction hose according to claim 2, wherein The diameter of the limiting circular plate (470) is the same as the diameter of the hole in the round hole (450) and larger than the diameter of the hole on both sides of the round hole (450), and the diameter of the cylinder (460) is the same as the diameter of the hole on both sides of the round hole (450).

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