CN110131490B

CN110131490B - But quick assembly's circulation suction equipment

Info

Publication number: CN110131490B
Application number: CN201810132432.6A
Authority: CN
Inventors: 曲道广; 刘东方; 张保林
Original assignee: Click Clever Wuhan Technology Co ltd
Current assignee: Click Clever Wuhan Technology Co ltd
Priority date: 2018-02-09
Filing date: 2018-02-09
Publication date: 2023-09-12
Anticipated expiration: 2038-02-09
Also published as: CN110131490A

Abstract

The invention relates to the technical field of airflow circulating equipment, and provides circulating suction equipment capable of being assembled quickly. Including suction main part equipment, double-deck pipeline and terminal suction equipment, double-deck pipeline includes coaxial outer tube and the inner tube that sets up, the outer tube passes through buckle joint and outer tube and is connected the joint realization intercommunication, be equipped with the lug on the inner wall of buckle joint, the outer tube is equipped with the round flange by the outer wall of connecting the joint, set up the recess that supplies the lug to pass on the flange, the inner tube passes through the inner tube joint and is connected the joint realization intercommunication by the inner tube, the inner tube joint passes the go-between, wherein, the inner tube joint is equipped with the flange with the inner tube by the one end that the joint links to each other, the flange of inner tube joint is equipped with resilient means to the cover on the go-between section, resilient means compression sets up between buckle joint's go-between and flange, when buckle joint is connected by the joint with the outer tube, inner tube and inner tube are connected the joint realization intercommunication by the joint, through this improvement, can realize that pipeline and suction equipment main part install fast and dismantle convenient.

Description

But quick assembly's circulation suction equipment

Technical Field

The invention relates to the technical field of airflow circulating equipment, in particular to circulating suction equipment capable of being assembled quickly.

Background

In the circulating suction apparatus which can be assembled quickly, air enters the main body of the suction apparatus through the air suction port of the terminal suction device during circulating suction, and then is discharged from the air discharge port of the main body of the suction apparatus into the air discharge port of the terminal suction device, and the air discharged from the air discharge port of the terminal suction device is sucked from the air suction port thereof, thus forming circulating suction.

In the prior art, two separate air channels are needed between the main body 100 and the tail end suction device 200 of the circulating suction device capable of being assembled quickly, the air suction pipe 300 and the air exhaust pipe 400 are shown in fig. 1, the applicant proposes a double-layer pipeline structure, which avoids the structure of adopting two separate pipelines, reduces the volume of the whole device, is convenient for users to operate, however, when the circulating suction device capable of being assembled quickly needs emergency assembly for use, how to connect the pipelines with the main body of the suction device quickly and conveniently is realized, and the improvement of the quick response capability of the circulating suction device capable of being assembled quickly is a technical problem to be solved.

Disclosure of Invention

First, the technical problem to be solved

The invention aims to provide a circulating suction device capable of realizing quick connection and disconnection of a pipeline and a suction equipment main body.

(II) technical scheme

In order to achieve the above object, the present invention provides a circulating suction apparatus capable of being assembled quickly, comprising a suction main body apparatus, a double-layer pipe and a terminal suction apparatus, wherein the double-layer pipe comprises an outer pipe and an inner pipe which are coaxially arranged, and the suction main body is coaxially provided with an outer pipe connected joint and an inner pipe connected joint;

the outer tube is communicated with the outer tube connected joint through a buckle joint, a connecting ring for allowing the inner tube joint to pass through is arranged in the buckle joint, an air flow hole for allowing air flow to pass through is formed in the connecting ring, a convex block is arranged on the inner wall of the buckle joint, a step structure is arranged between the convex block and the connecting ring, the convex block and the step structure are arranged at intervals, a circle of flange is arranged on the outer wall of the outer tube connected joint, a groove for allowing the convex block to pass through is formed in the flange, and the convex block and the groove are staggered in position through rotation, so that the flange is clamped between the convex block and the step, and the clamping connection of the buckle joint and the outer tube connected joint is realized;

the inner pipe passes through the inner pipe joint with the inner pipe is connected to connect and is realized the intercommunication, the inner pipe joint passes go through the go-between, wherein, the inner pipe joint with the inner pipe is connected by the one end that connects and is equipped with the flange, the shape size of flange with the inner pipe is connected by the terminal surface shape size phase-match of joint, the flange of inner pipe joint extremely the cover is equipped with resilient means on the go-between section, the inner pipe joint with be equipped with the jump ring on the one end outer wall of inner pipe connection, resilient means compression sets up buckle joint's go-between with between.

Optionally, the outer tube is connected with the outer tube is connected by the union coupling through outer tube joint, transition coupling and the buckle that connects gradually, outer tube joint with the transition coupling passes through threaded connection, transition coupling with the buckle connects through the screw connection.

Optionally, an external thread is disposed on the outer wall of the outer tube joint, an internal thread is disposed on the inner wall of the first end of the transition tube joint, and the outer tube joint is connected with the first end of the transition tube joint through threads.

Optionally, a counter bore is arranged on the transition pipe joint, a screw through hole is arranged on the buckle joint, and the second end of the transition pipe joint is connected with the buckle joint through a screw.

Optionally, a sealing gasket is arranged between the buckle joint and the outer tube connected joint, the sealing gasket is sleeved on the step structure, and a space is reserved between the protruding block and the sealing gasket.

Optionally, a sealing gasket is arranged between the inner pipe joint and the inner pipe connected joint.

Optionally, the connection ring is connected with the inner pipe joint in a clearance fit manner.

Optionally, the number of the protruding blocks is two or three which are distributed with the pipe center of the buckle connector in a central symmetry mode.

Optionally, the outer tube is a corrugated tube.

Optionally, the elastic device is a spring.

(III) beneficial effects

The invention provides a circulating suction device capable of being quickly assembled, which comprises a suction main body device, a double-layer pipeline and a tail end suction device, wherein the double-layer pipeline comprises an outer pipe and an inner pipe which are coaxially arranged;

the outer tube is communicated with the outer tube by the connecting joint through the buckle joint, a connecting ring for the inner tube joint to pass through is arranged in the buckle joint, an air flow hole for the air flow to pass through is formed in the connecting ring, a bump is arranged on the inner wall of the buckle joint, a step structure is arranged between the bump and the connecting ring, the bump and the step structure are arranged at intervals, a circle of flange is arranged on the outer wall of the outer tube by the connecting joint, a groove for the bump to pass through is formed in the flange, and the positions of the bump and the groove are staggered through rotation, so that the flange is clamped between the bump and the step, and the clamping connection between the buckle joint and the outer tube by the connecting joint is realized;

the inner pipe passes through the inner pipe joint and is connected the joint realization intercommunication by the adapter, and the inner pipe joint passes the go-between, and wherein, the inner pipe joint is equipped with the flange by the one end that the adapter links to each other of adapter, and the shape size of flange and inner pipe are connected the terminal surface shape size phase-match of adapter, and the cover is equipped with resilient means on the flange to go-between section of inner pipe joint, is equipped with the jump ring on the inner pipe joint and the one end outer wall of inner pipe connection, and resilient means compression sets up between buckle joint's go-between and flange.

Through being connected outer tube and outer tube by the attach fitting through the buckle and connect, specifically be utilizing the lug on the buckle to connect with outer tube by the outer wall flange of attach fitting on set up the recess, through the connection and the direction of two for the lug staggers with the position of recess mutually, and the outer tube is located between buckle and the step by attach fitting's flange card for buckle connects and outer tube by attach fitting formation joint, realizes the firm connection of two. In addition, through passing the inner tube joint go through the go-between, through setting up the flange with its one end that is connected by the union coupling with the inner tube, set up the flange with shape size and inner tube by the terminal surface shape size of union coupling to assorted, the flange of inner tube joint is equipped with resilient means to the cover on the go-between section, the compression sets up between buckle joint's go-between and flange for when buckle joint and outer tube are realized the joint, utilize resilient means's resilience force, make the terminal surface of flange and inner tube by the terminal surface of union coupling realize laminating, and then make inner tube and inner tube by the union coupling intercommunication, in order to form complete air current circulation path. Through the improvement, the double-layer pipeline and the suction equipment main body can be quickly assembled and disassembled conveniently.

Drawings

FIG. 1 is a schematic view of a prior art circulating suction apparatus employing two air circulation tubes which can be assembled quickly;

FIG. 2 is a schematic view of a rapidly assemblable circulation pumping unit according to an embodiment of the present invention;

FIG. 3 is an exploded view of a construction of a rapidly assemblable circulation pumping unit according to an embodiment of the present invention;

fig. 4 is a schematic view of the internal structure of a double-layer pipeline according to an embodiment of the present invention.

In the figure:

1. an outer tube; 2. An inner tube; 3. The outer tube is connected with the joint;

4. the inner tube is connected with the joint; 5. An outer tube joint; 6. A transition pipe joint;

7. a snap-fit joint; 71. A bump; 72. A connecting ring; 73 airflow holes;

74. a step structure; 8. A sealing gasket; 9. An inner pipe joint; 91. A flange;

10. an elastic device; 11. And (5) clamping springs.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

As shown in fig. 2-4, the circulating suction device provided by the embodiment of the invention comprises a suction main body device, a double-layer pipeline and a tail end suction device, wherein one end of the double-layer pipeline is connected with the suction main body device, and the other end of the double-layer pipeline is connected with the tail end suction device, wherein the double-layer pipeline comprises an outer pipe 1 and an inner pipe 2 which are coaxially arranged, the outer pipe 1 is sleeved outside the inner pipe 2, a first air flow channel is formed in the inner pipe 2, a second air flow channel is formed between the outer pipe 1 and the inner pipe 2, and a circulating air flow loop is formed between the main body device and the tail end suction device by the first air flow channel and the second air flow channel.

In the embodiment, two air flow pipelines which are originally required to be independently arranged in the circulating suction equipment are arranged into double-layer pipelines, namely an outer pipe 1 and an inner pipe 2 which are coaxially distributed, a first air flow channel is formed in the inner pipe, and a second air flow channel is formed between the inner pipe and the outer pipe. In the circulating suction, air enters the suction main body device from the air suction port of the terminal suction device along the first air flow channel, and then is discharged into the air discharge port of the terminal suction device from the air discharge port of the suction main body device along the second air flow channel, and the air discharged from the air discharge port of the terminal suction device is sucked from the air suction port of the terminal suction device, so that the circulating suction is formed. Through this kind of distribution makes circulation suction equipment need not to carry out the installation respectively of two pipelines when needing emergency use to realize that circulation suction equipment is more labour saving and time saving when assembling, also make the volume of circulation suction equipment more tend to miniaturization simultaneously, reduce occupation space.

Wherein, be provided with outer tube by attach fitting 3 and inner tube by attach fitting 4 on the suction apparatus main part coaxially, outer tube by attach fitting 3 and outer tube 1 intercommunication, inner tube by attach fitting 4 and inner tube 2 intercommunication. Through adopting outer tube by attach fitting, inner tube by attach fitting to communicate with outer tube, inner tube respectively on the suction equipment main part to make the bilayer pipeline more accurate with the connection of suction equipment main part.

The outer pipe is connected with the outer pipe connected joint 3 through an outer pipe joint 5, a transition pipe joint 6 and a buckle joint 7 which are sequentially connected, the outer pipe joint 5 is connected with the transition pipe joint 6 through threads, the transition pipe joint 6 is connected with the buckle joint 7 through screws, and the buckle joint 7 is buckled with the outer pipe connected joint 3 through buckles. By adopting the outer pipe joint 5, the transition pipe joint 6 and the buckle joint 7 which are sequentially connected between the outer pipe 1 and the outer pipe connected joint 3, convenient installation of the outer pipe 1 and the outer pipe connected joint 3 is realized, and enough airflow space is provided for the second airflow channel.

The inner wall of the buckle joint 7 is provided with a bump 71, the buckle joint 7 is internally provided with a connecting ring 72 for the inner pipe joint to pass through, the connecting ring 72 is provided with an air flow hole 73 for the air flow to pass through, a step structure 74 is arranged between the bump 71 and the connecting ring 72, the bump 71 and the step structure 74 are arranged at intervals, the outer pipe is provided with a circle of flange on the outer wall of the connected joint 3, the flange is provided with a groove 31 for the bump 71 to pass through, and the bump 71 and the groove 31 are staggered in position through rotation, so that the flange is clamped between the bump 71 and the step structure 74, and the buckle joint 7 and the outer pipe are clamped by the connected joint 3.

In some embodiments, the distribution of the protruding blocks 71 and the air flow holes 73 is symmetrical to the center of the buckle joint 7, and the number of the protruding blocks and the air flow holes 73 is preferably 4, so that smooth connection is realized, and meanwhile, the air flow channel is smoother and more uniform, and the service performance of the circulating suction equipment is improved.

In some embodiments, the connection ring 72 and the inner pipe joint 9 are connected in a clearance fit manner, so that the inner pipe joint is fixed on the connection ring and meanwhile, the assembly, disassembly and replacement of later parts of the circulating suction equipment are convenient.

Through set up lug 71 on the inner wall of buckle joint 7, the outer tube is by setting up the flange on the attach fitting 3, set up recess 31 simultaneously on the flange, through putting into recess 31 with lug 71 under the initial condition, then through rotating for the position of lug 71 and recess 31 staggers each other for in the flange card was established with lug 71 and step structure 74, realized buckle joint 7 be difficult for being dialled out, by the inseparable, firm connection of attach fitting 3 with the outer tube.

In some embodiments, a gasket 8 is provided between the snap fitting 7 and the outer tube connected fitting 3, with a space between the projection 71 and the gasket 8. The sealing gasket 8 is placed on the step structure 74, and is used for realizing the sealing connection between the buckle connector 7 and the outer tube connected connector 3, and the setting interval is used for reserving a space for accommodating the flange, so that the clamping connection between the buckle connector 7 and the outer tube connected connector 3 is smoothly completed.

The inner pipe 2 is communicated with the inner pipe connected joint 4 through the inner pipe joint 9, the inner pipe joint 9 penetrates through the connecting ring 72, a flange 91 is arranged at one end, connected with the inner pipe connected joint 4, of the inner pipe joint 9, the shape and the size of the flange 91 are matched with those of the end face of the inner pipe connected joint 4, an elastic device 10 is sleeved on the section from the flange 91 to the connecting ring 72 of the inner pipe joint 9, a clamp spring 11 is arranged on the outer wall of one end, connected with the inner pipe 2, of the inner pipe joint 91, and the elastic device 10 is arranged between the connecting ring 72 and the flange 91 of the buckle joint 7 in a compressed mode. Through locating the elastic device 10 cover on the inner tube joint 9, utilize jump ring 11 to compress the elastic device 10 and set up between go-between 72 and flange 91 of buckle joint 7 to when buckle joint 7 and outer tube are connected joint 3 and are realized the joint, utilize the elasticity of elastic device 10, automatic realization inner tube joint 9's flange terminal surface is laminated mutually with the terminal surface that inner tube was connected joint 4, thereby make and need not to install inner tube joint 9 and inner tube by the connection joint 4 alone, make the connection between double-deck pipeline and the suction equipment main part more quick and convenient. Further, a gasket may be provided between the inner pipe joint 9 and the inner pipe connected joint 4 to achieve a sealed connection of the two, so as to improve the air flow circulation efficiency of the circulating suction apparatus.

In some embodiments, the outer wall of the outer tube joint 5 is provided with an external thread, the inner wall of the first end of the transition tube joint 6 is provided with an internal thread, the outer tube joint 5 is connected with the first end of the transition tube joint 6 through threads, and the outer tube joint 5 and the transition tube joint 6 are connected in a threaded mode, so that quick connection of the two is realized, and meanwhile, the processing technology is simplified. The transition pipe joint 6 is provided with a counter bore, the buckle joint 7 is provided with a screw through hole, the second end of the transition pipe joint 6 is connected with the buckle joint 7 through a screw, and as the buckle joint 7 is provided with the connecting ring 72 and the air flow holes 73, the air flow holes 73 are preferably uniformly distributed for fully utilizing the position between the connecting ring 72 and the air flow holes 73, and the position is provided with the screw for connecting the transition pipe joint 6 and the buckle joint 7 so as to simplify the structure and the processing difficulty of the buckle joint.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and are not limiting; although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. The circulating suction equipment capable of being assembled quickly is characterized by comprising suction main body equipment, a double-layer pipeline and tail end suction equipment, wherein the double-layer pipeline comprises an outer pipe and an inner pipe which are coaxially arranged, and an outer pipe connected joint and an inner pipe connected joint are coaxially arranged on the suction main body;

2. The rapid-assembly circulation pumping device of claim 1, wherein the outer tube is connected to the outer tube connected joint by an outer tube joint, a transition tube joint and a snap joint connected in sequence, the outer tube joint and the transition tube joint being connected by threads, the transition tube joint and the snap joint being connected by screws.

3. The rapid-assembly circulation pumping device of claim 2, wherein the outer wall of the outer tube fitting is provided with external threads and the inner wall of the first end of the transition tube fitting is provided with internal threads, the outer tube fitting being threadably connected to the first end of the transition tube fitting.

4. A rapidly assemblable circulating suction apparatus as claimed in claim 3, wherein a counterbore is provided in the transition joint and a screw through hole is provided in the snap joint, the second end of the transition joint being connected to the snap joint by a screw.

5. The rapid-assembly circulation pumping device of claim 1, wherein a gasket is disposed between the snap fitting and the outer tube-connected fitting, the gasket being disposed over the step structure, the bump being spaced from the gasket.

6. The rapid-assembly circulation pumping device of claim 1, wherein a gasket is provided between the inner tube fitting and the inner tube-connected fitting.

7. The rapid-assembly circulation suction device of claim 1, wherein the connection ring is connected to the inner tube fitting in a clearance fit.

8. The rapid-assembly circulation suction device of claim 1, wherein the bumps are two or three of the bumps distributed centrally symmetrically with respect to the snap-fit connection center.

9. The rapidly assemblable circulating suction apparatus of claim 1, wherein the outer tube is a bellows.

10. The rapidly assemblable circulation pumping device according to claim 1, characterized in that said elastic means are springs.