CN219606317U - Composite air pipe connecting structure - Google Patents

Abstract

The utility model belongs to the technical field of air pipes, and particularly relates to a composite air pipe connecting structure, which comprises the following components: composite air pipe and connecting flange; the flange is all installed at compound tuber pipe both ends, and wherein equal elastic mounting in one end flange upper portion four corners has a set of bayonet lock, and the bayonet lock runs through the setting on flange, and connecting location spout has been seted up to the position that other end flange upper portion corresponds the bayonet lock, bayonet lock and connecting location spout portable elastic connection, this connection structure easy operation, and connecting speed is fast, and the degree of accuracy is high, compact structure.

Description

Composite air pipe connecting structure

Technical Field

The utility model belongs to the technical field of air pipes, and particularly relates to a composite air pipe connecting structure.

Background

The composite air duct is made of rubber-plastic composite heat-insulating material, and can be used for completely replacing traditional air duct, air valve, air inlet, static pressure box and heat-insulating material in air-conditioner air-out system.

The prior patent is granted the number: CN213598786U discloses a connection structure of composite air pipe, including tuber pipe body, left coupling assembling and right coupling assembling install respectively in the both ends of tuber pipe main part, and left coupling assembling is last to be inlayed and is equipped with the sealing strip frame, and left coupling assembling and right coupling assembling can peg graft each other to install locking subassembly on the right coupling assembling, this utility model's advantage lies in: not only packaging efficiency is higher, manual labor has been reduced, and the dismouting is convenient, although this structure has increased the convenience when compound tuber pipe is connected by a wide margin, but through finding behind its analysis, it is when the installation, be connected the arch with the cartridge groove after, it is fixed that four rotation clamps that need be rotated manually, this process needs the operation of rotating four rotation clamps, although for rotating general bolt, the operation degree of difficulty has been reduced, but still can consume certain installation time, the operation step is also comparatively loaded down with trivial details simultaneously, for rotating four clamps, this technical scheme has designed a direct removal and has met the tuber pipe and install the mode of location fast.

Disclosure of Invention

The embodiment of the utility model aims to provide a composite air duct connecting structure which aims to solve the problems.

The utility model is realized in such a way that a composite air duct connecting structure comprises: composite air pipe and connecting flange; the connecting flange is all installed at compound tuber pipe both ends, wherein equal elastic mounting in one end flange upper limit portion four corners has a set of bayonet lock, the bayonet lock runs through the setting on flange, connecting location spout has been seted up to the position of the corresponding bayonet lock of other end flange upper limit portion, bayonet lock and connecting location spout portable elastic connection, when two adjacent compound tuber pipes are connected, through the compound tuber pipe of control bayonet lock one side along its radial movement, synchronous drive bayonet lock is connecting location spout inside removal, thereby with bayonet lock elastic joint in connecting location spout, realize the compound tuber pipe micrometric transfer of single control promptly, carry out fixed connection's function with two sections compound tuber pipes, the operating procedure when fully reducing the connection, the speed of increase connection remains stable simultaneously.

According to the composite air pipe connecting structure, the transverse movement of the composite air pipe is controlled, the four groups of clamping pins are synchronously driven to move in the connecting and positioning sliding groove, and then the clamping pins are controlled to be clamped with the positioning holes in the connecting and positioning sliding groove, so that the connecting flanges at the end parts of the adjacent composite air pipes are fixedly connected, the connecting operation is simple, the speed is high, complicated operation cannot be realized, and the practicability is high;

through setting up built-in location card post and external location card post that follows bayonet lock and remove inside connecting location spout, control built-in location card post and external location card post carry out the location centre gripping to bayonet lock both sides in real time, further improve the steadiness after bayonet lock and connecting the location spout are connected.

Drawings

Fig. 1 is a schematic view of a partial perspective structure of a composite air duct connection structure.

FIG. 2 is a schematic diagram of a partial side view of a composite ductwork connection.

Fig. 3 is a schematic view of a partial top view of a composite duct connection structure.

FIG. 4 is a schematic view of a U-shaped tube in a composite air duct connection structure;

in the accompanying drawings: the air duct comprises a composite air duct 10, a connecting flange 11, a pull ring 12, a limiting block 14, a clamping pin 15, a connecting positioning chute 16, a limiting slide way 17, a positioning hole 18, an inner positioning clamping column 19, a U-shaped pipe 20, a piston 21, an outer positioning clamping column 22, a telescopic rod 23, a telescopic cylinder 24, a sleeve spring 25 and a sleeve spring groove 26.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Specific implementations of the utility model are described in detail below in connection with specific embodiments.

As shown in fig. 1 to 4, a structure diagram of a composite air duct connection structure according to an embodiment of the present utility model includes: a composite air pipe 10 and a connecting flange 11; the two ends of the composite air pipe 10 are both provided with the connecting flange 11, wherein a group of clamping pins 15 are elastically arranged at four corners of the upper edge part of the connecting flange 11 at one end, the clamping pins 15 penetrate through the connecting flange 11, the connecting positioning sliding chute 16 is formed in the position, corresponding to the clamping pins 15, of the upper edge part of the connecting flange 11 at the other end, the clamping pins 15 are movably and elastically connected with the connecting positioning sliding chute 16, when two adjacent groups of composite air pipes 10 are connected, the clamping pins 15 are synchronously driven to move in the connecting positioning sliding chute 16 by controlling the radial movement of the composite air pipe 10 at one side of the clamping pins 15, so that the clamping pins 15 are elastically clamped in the connecting positioning sliding chute 16, namely the micro transfer of the composite air pipe 10 is controlled for one time, the two sections of composite air pipes 10 are fixedly connected, the operation steps during connection are fully reduced, the connection speed is increased, and meanwhile, the stability is kept;

specifically, the outside of bayonet lock 15 is sleeved with telescopic tube 24, the outside of one side of telescopic tube 24 close to bayonet lock 15 is fixedly provided with stopper 14, telescopic tube 24 is fixed on flange 11, one end of sleeve spring 25 facing the inside of telescopic tube 24 is fixedly connected with telescopic rod 23, telescopic rod 23 is arranged in telescopic tube 24 and moves in a telescopic manner, one end of telescopic rod 23 far away from sleeve spring 25 is provided with pull ring 12 arranged outside telescopic tube 24, sleeve spring groove 26 is simultaneously provided in stopper 14, sleeve spring 25 is sleeved on telescopic rod 23 positioned in sleeve spring groove 26, when sleeve spring 25 is in a free state, one side of control pull ring 12 facing the direction of flange 11 is in contact with flange 11, and at the moment, the end of bayonet lock 15 is arranged outside stopper 14;

the connecting positioning chute 16 is transversely distributed along the connecting flange 11, the inlet and outlet of the connecting positioning chute 16 are of rectangular structures, the size of the connecting positioning chute is identical to that of the limiting block 14, when the clamping pin 15 is connected with the connecting positioning chute 16, the clamping pin 15 drives the limiting block 14 to directly pass through the inlet and outlet of the connecting positioning chute 16, a transverse sliding rail is arranged on one side of the connecting positioning chute 16, which faces the middle of the connecting flange 11, a limiting slide way 17 with the width smaller than that of the inlet and outlet of the connecting positioning chute 16 is arranged on the corresponding connecting flange 11, when the clamping pin 15 moves towards the inside of the connecting positioning chute 16 along the sliding rail, the limiting block 14 is synchronously arranged in the connecting positioning chute 16 to move, meanwhile, the telescopic rod 23 moves along the limiting slide way 17, at the moment, the clamping pin 15 is stably arranged on the inner side of the connecting positioning chute 16 to move through the limiting of the limiting block 14, and at the moment, the inner end of the sliding rail is provided with a positioning hole 18, the arc-shaped connecting hole 18 is connected with the sliding rail, when the clamping pin 15 moves into the positioning hole 18, the clamping pin 15 is automatically inserted into the positioning hole 18 under the elastic force of the sleeve spring 25, the clamping pin 15 is arranged in the connecting positioning hole, the connecting positioning chute 16, the clamping pin 15 is arranged in the connecting positioning chute 16 and moves in the same time, and can move in a single-channel mode through the four-channel joint air pipe and can move in a control mode, and can be controlled by directly and is matched with the connecting positioning chute 16 to move in a single-channel mode, and can move through the four-channel, and can move through the connecting positioning chute 16.

In the embodiment of the utility model, in order to prevent further increase of stability after the bayonet lock 15 is inserted into the positioning hole 18, two groups of built-in positioning clamping columns 19 and external positioning clamping columns 22 which move in a telescopic way along the inner direction of the connecting positioning chute 16 are arranged at two sides of the inner part of the connecting positioning chute 16, the built-in positioning clamping columns 19 are arranged at the inner end part of one side of the connecting positioning chute 16, the external positioning clamping columns 22 are arranged at the inner end part of one side of the inlet and outlet of the connecting positioning chute 16, one piston 21 is connected at the opposite ends of the built-in positioning clamping columns 19 and the external positioning clamping columns 22, the pistons 21 are jointly arranged in a U-shaped pipe 20 arranged in the connecting flange 11, buffer solution is filled in the U-shaped pipe 20 between the pistons 21 at two sides, the interval between the built-in positioning clamping columns 19 and the external positioning clamping columns 22 is the same as the diameter of the bayonet lock 15, when the bayonet lock 15 enters along the inlet and outlet of the connecting positioning chute 16, the end parts of the external positioning clamping columns 22 are convenient for the side walls of the bayonet lock 15 to contact, and when the bayonet lock 15 is pushed to move towards the inner part of the connecting positioning chute 16, the internal positioning clamping columns 19 and the piston 21 are connected at the opposite ends, the two sides of the internal positioning clamping columns 22 are always kept stable and move synchronously to the two side positioning columns 15;

it is noted that the ends of the internal positioning clamping column 19 and the external positioning clamping column 22 are in arc structures, and the clamping pin 15 is clamped with the outer side of the clamping pin 15 and is not influenced by the movement of the clamping pin 15 along the axial direction;

when the control bayonet lock 15 is separated from the connecting and positioning chute 16, the pull ring 12 is pulled to control the telescopic rod 23 to stretch, the bayonet lock 15 at the end part of the telescopic rod 23 is synchronously driven to move from the positioning hole 18, and then the composite air pipe 10 is reversely pushed again to control the composite air pipe to move out along the sliding rail inside the connecting and positioning chute 16.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (5)

1. The utility model provides a compound tuber pipe connection structure which characterized in that, a compound tuber pipe connection structure includes: composite air pipe and connecting flange; the connecting flange is all installed at compound tuber pipe both ends, and wherein a set of bayonet lock is all elastic mounting in one end flange upper portion four corners, and the bayonet lock runs through and sets up on connecting flange, and connecting location spout has been seted up to the position that other end flange upper portion corresponds the bayonet lock, bayonet lock and connecting location spout portable elastic connection.

2. The composite air duct connecting structure according to claim 1, wherein the outer side of the bayonet lock is sleeved with a telescopic cylinder, a limiting block is fixedly arranged outside one side of the telescopic cylinder, which is close to the bayonet lock, the telescopic cylinder is fixed on the connecting flange, one end of the sleeve spring, which faces the inside of the telescopic cylinder, is fixedly connected with a telescopic rod, the telescopic rod is arranged in the telescopic cylinder to move in a telescopic manner, one end, which is far away from the sleeve spring, of the telescopic rod is provided with a pull ring, which is arranged outside the telescopic cylinder, a sleeve spring groove is formed in the limiting block, the telescopic rod, which is positioned in the sleeve spring groove, is sleeved with the sleeve spring, and when the sleeve spring is in a free state, one side, which faces the direction of the connecting flange, of the control pull ring is contacted with the connecting flange.

3. The composite air duct connecting structure according to claim 2, wherein the connecting positioning sliding grooves are transversely formed along the connecting flange, the inlet and outlet of the connecting positioning sliding grooves are of rectangular structures and are identical to the limiting block in size, a transverse sliding rail is formed in the connecting positioning sliding grooves on one side, facing the middle of the connecting flange, of the connecting positioning sliding grooves, and limiting sliding ways with widths smaller than those of the inlet and outlet of the connecting positioning sliding grooves are formed in the connecting flange corresponding to the outer side of the sliding rail.

4. A composite air duct connecting structure according to claim 3, wherein the inner end of the slide rail is provided with a positioning hole, and the positioning hole is in arc connection with the slide rail.

5. The composite air duct connecting structure according to claim 4, wherein two groups of built-in positioning clamping columns and external positioning clamping columns which move in a telescopic manner along the inner direction of the connecting positioning sliding groove are arranged on two sides of the inner portion of the connecting positioning sliding groove, the built-in positioning clamping columns are arranged at the inner end portion of the connecting positioning sliding groove on one side of the positioning hole, the external positioning clamping columns are arranged at the inner end portion of the inlet and outlet side of the connecting positioning sliding groove, one ends opposite to the built-in positioning clamping columns and the external positioning clamping columns are connected with a piston, the pistons are jointly movably arranged in a U-shaped pipe arranged in the connecting flange, buffer liquid is filled in the U-shaped pipe between the pistons on two sides, and the interval between the built-in positioning clamping columns and the external positioning clamping columns is identical to the diameter of the clamping pin.