Separable conduction type breathing device

Abstract

The invention discloses a separable conduction type breathing device which comprises a filter cartridge, an air inlet cover, an air outlet cover, an air inlet pipe, an air outlet pipe, a separable filter assembly and a positioning filter screen plate. Air flow is fed in through the air inlet pipe and is in butt joint through the upper filter screen and the lower filter screen to form an integral filter structure in a normal state, and the air flow is discharged through the air outlet pipe after being filtered through the upper filter screen and the lower filter screen; at the moment, a flow monitoring device on an air outlet pipe can send a signal to a control unit, the control unit can control a driving module, and the driving module drives an upper filter screen and a lower filter screen to be relatively separated, so that the upper filter screen and the lower filter screen are opened, air flow is filtered through a positioning filter screen plate, and the air flow cannot be blocked; meanwhile, normal filtering operation can be carried out, so that automatic control is realized, and the use is safe, intelligent, efficient and convenient.

Description

Technical Field

[0001] The invention belongs to the manufacturing of underwater salvage equipment, and particularly relates to a separable conduction breathing device. Background Art

[0002] On some water transportation vehicles, underwater life-saving devices are equipped for occupants to enable normal breathing and prevent drowning in an underwater environment for wearers; when the existing breathing devices inhale air, they often filter it through a filtering device to filter the externally inhaled air flow, improve the cleanliness of the inhaled air flow, and enhance the usage experience; the existing breathing devices generally set a filter mesh plate in the pipeline to filter the inhaled air through the filter mesh plate. However, when the filter mesh plate of this structure becomes blocked, the user underwater cannot adjust it quickly and conveniently, so that the passage of the breathing device is blocked, thus causing a safety hazard. Therefore, a conduction structure that is convenient for underwater users needs to be provided to avoid the drawback that air cannot be inhaled after the filter mesh plate is blocked. For this reason, the structure needs to be upgraded and improved to enhance safety, convenience, and efficiency in use, and to achieve an automated and convenient use structure. Summary of the Invention

[0003] Aiming at the deficiencies of the above-mentioned prior art, the problem solved by the present invention is to provide a separable conduction breathing device that can be used underwater, is quickly and conveniently conductive, and is automatically controlled.

[0004] To solve the above problems, the technical solution adopted by the present invention is as follows: A separable conduction breathing device includes a filter cylinder, an air inlet cover, an air outlet cover, an air inlet pipe, an air outlet pipe, a separable filtering component, and a positioning filter mesh plate; the air inlet cover is installed at the front end of the filter cylinder, and the air inlet pipe is fixedly connected through the air inlet cover; the air outlet cover is installed at the rear end of the filter cylinder, and the air outlet pipe is fixedly connected through the air outlet cover; the separable filtering component is installed at the front end inside the filter cylinder; the positioning filter mesh plate is installed at the rear end inside the filter cylinder; the separable filtering component includes an upper filter mesh, a lower filter mesh, a driving module, and a closing plate; the upper filter mesh and the lower filter mesh are respectively distributed oppositely up and down inside the filter cylinder; a closing plate is respectively installed up and down inside the front end of the filter cylinder, and the outer sides of the upper filter mesh and the lower filter mesh respectively abut against the inner sides of the closing plate; the driving module is installed on the filter cylinder, and the driving module drives the upper filter mesh and the lower filter mesh to approach and dock relative to each other or the upper filter mesh and the lower filter mesh to separate relative to each other.

[0005] Furthermore, a transmission assembly is provided inside the filter cartridge; the transmission assembly includes a rotating lead screw, an upper floating sleeve, a lower floating sleeve, a limiting rod, and a limiting ring; the driving module is a driving motor, the inner side of the driving module is connected to the rotating lead screw, the rotating lead screw penetrates into the interior of the filter cartridge, the upper floating sleeve and the lower floating sleeve are respectively threadedly sleeved on the upper and lower parts of the rotating lead screw, the rotating lead screw rotates and drives the upper floating sleeve and the lower floating sleeve to move relatively up and down; the upper filter screen is installed on one side of the upper floating sleeve, and the lower filter screen is installed on one side of the lower floating sleeve; the limiting ring is installed around the rear end of the filter cartridge; a limiting rod is respectively installed on the outer sides of the upper floating sleeve and the lower floating sleeve, and the limiting rods are slidably clamped on the limiting ring up and down.

[0006] Furthermore, positioning brackets are respectively provided on the outer sides of the upper floating sleeve and the lower floating sleeve; connecting plates are respectively provided on the outer sides of the upper filter screen and the lower filter screen; the upper filter screen and the lower filter screen respectively abut against the positioning brackets through the connecting plates and are rotationally connected and positioned by screws.

[0007] Furthermore, longitudinal tracks are respectively opened above and below the limiting ring; the limiting rods are slidably clamped on the longitudinal tracks up and down.

[0008] Furthermore, a positioning ring is provided around the positioning filter screen plate; the positioning ring abuts against the outer periphery around the limiting ring; the inner side of the air outlet cover is threadedly sleeved on the rear end periphery of the filter cartridge through a connecting ring, and the positioning rings are clamped and distributed between the connecting ring and the limiting ring.

[0009] Furthermore, a control unit is provided on the filter cartridge; a flow monitoring device is provided on the air outlet pipe; the control unit is connected to the driving module and the flow monitoring device.

[0010] Furthermore, both the upper filter screen and the lower filter screen are of rectangular structures, the cross-section of the inner cavity of the filter cartridge is of a rectangular structure, and the front and rear ends of the upper filter screen and the lower filter screen abut against the inner side walls of the filter cartridge.

[0011] Furthermore, the inner periphery around the air inlet cover is threadedly sleeved on the front end periphery of the filter cartridge through a screwing ring.

[0012] The beneficial effects of the present invention are as follows: The air flow of the present invention is sent in through the intake pipe. Under normal conditions, the upper filter screen and the lower filter screen are docked to form an overall filtering structure. After the air flow is filtered through the upper filter screen and the lower filter screen, it is then discharged through the outlet pipe. When the upper filter screen and the lower filter screen are blocked, the flow monitoring device on the outlet pipe will send a signal to the control unit, and the control unit will control the driving module. The driving module drives the upper filter screen and the lower filter screen to separate relatively, so that the upper filter screen and the lower filter screen are opened. At this time, the air flow is filtered through the positioning filter screen plate, so that the air flow will not be blocked, and normal filtering operations can be carried out at the same time. In this way, automatic control is realized, and it is safe, intelligent, efficient and convenient to use.

[0013] The upper filter screen, the lower filter screen and the positioning filter screen plate of the present invention can all be disassembled and cleaned regularly, which is very convenient to use. Description of the Drawings

[0014] Figure 1 It is a schematic structural diagram of the upper filter screen and the lower filter screen of the present invention docked to form an integral body.

[0015] Figure 2 It is a schematic structural diagram of the upper filter screen and the lower filter screen of the present invention separated and opened relatively up and down.

[0016] Figure 3 It is a schematic exploded view of the filter cylinder, the air inlet cover and the air outlet cover of the present invention.

[0017] Figure 4 It is a schematic enlarged view of a part of the separable filter assembly of the present invention.

[0018] Figure 5 For the present invention Figure 4 It is a schematic enlarged view of the upper filter screen in the present invention. Detailed Description of the Invention

[0019] The following further details the content of the present invention with reference to the accompanying drawings.

[0020] As Figures 1 to 5As shown in the figure, a separable conduction type breathing device includes a filter cartridge 1, an air inlet cover 2, an air outlet cover 3, an air inlet pipe 4, an air outlet pipe 5, a separable filter assembly 6, and a positioning filter mesh plate 7. The air inlet cover 2 is installed at the front end of the filter cartridge 1, and the air inlet pipe 4 is fixedly connected through the air inlet cover 2. The air outlet cover 3 is installed at the rear end of the filter cartridge 1, and the air outlet pipe 5 is fixedly connected through the air outlet cover 3. The separable filter assembly 6 is installed at the front end inside the filter cartridge 1. The positioning filter mesh plate 7 is installed at the rear end inside the filter cartridge 1. The separable filter assembly 6 includes an upper filter mesh 61, a lower filter mesh 62, a driving module 63, and a closing plate 64. The upper filter mesh 61 and the lower filter mesh 62 are respectively distributed up and down relatively inside the filter cartridge 1. A closing plate 64 is respectively installed up and down inside the front end of the filter cartridge 1, and the outer sides of the upper filter mesh 61 and the lower filter mesh 62 respectively abut against the inner sides of the closing plate 64. The driving module 63 is installed on the filter cartridge 1, and the driving module 63 drives the upper filter mesh 61 and the lower filter mesh 62 to move relatively closer and dock or the upper filter mesh 61 and the lower filter mesh 62 to move relatively apart. The closing plate 64 can be installed inside the filter cartridge 1 through a detachable structure. For example, the closing plate 64 is clamped or screwed through an abutting plate 641.

[0021] As Figures 1 to 5 shown, in order to facilitate the driving module 63 to drive the upper filter mesh 61 and the lower filter mesh 62 to be separated up and down, further, a transmission assembly 8 is provided inside the filter cartridge 1. The transmission assembly 8 includes a rotating lead screw 81, an upper floating sleeve 82, a lower floating sleeve 83, a limiting rod 84, and a limiting ring 85. The driving module 63 is a driving motor, the inner side of the driving module 63 is connected to the rotating lead screw 81, the rotating lead screw 81 penetrates into the inside of the filter cartridge 1, the upper floating sleeve 82 and the lower floating sleeve 83 are respectively threadedly sleeved on the upper and lower parts of the rotating lead screw 81, and the rotating lead screw 81 rotates to drive the upper floating sleeve 82 and the lower floating sleeve 83 to move relatively up and down. The upper filter mesh 61 is installed on one side of the upper floating sleeve 82, and the lower filter mesh 62 is installed on one side of the lower floating sleeve 83. The limiting ring 85 is installed around the rear end of the filter cartridge 1. A limiting rod 84 is respectively installed on the outer sides of the upper floating sleeve 82 and the lower floating sleeve 83, and the limiting rods 84 are all slidably clamped on the limiting ring 85 up and down.

[0022] As Figures 1 to 5 shown, in order to facilitate the assembly of the upper filter mesh 61 and the lower filter mesh 62, further, positioning frames 65 are respectively provided on the outer sides of the upper floating sleeve 82 and the lower floating sleeve 83. Connecting plates 66 are provided on the outer sides of the upper filter mesh 61 and the lower filter mesh 62. The upper filter mesh 61 and the lower filter mesh 62 respectively abut against the positioning frames 65 through the connecting plates 66 and are rotationally positioned through screws 67. Further, longitudinal tracks 851 are respectively opened on the upper and lower parts of the limiting ring 85. The limiting rods 84 are slidably clamped on the longitudinal tracks 851 up and down.

[0023] As Figures 1 to 5 shown, for the convenience of assembling the positioning filter screen plate 7, further, a positioning ring 71 is provided around the positioning filter screen plate 7; the positioning ring 71 abuts against the outer periphery of the limiting ring 85; the inner side of the air outlet cover 3 is screwed to the rear periphery of the filter cylinder 1 through a connecting ring 31, so that the positioning ring 71 is clamped and distributed between the connecting ring 31 and the limiting ring 85.

[0024] As Figures 1 to 5 shown, in order to achieve automatic control, further, a control unit 9 is provided on the filter cylinder 1; a flow monitoring device 10 is provided on the air outlet pipe 5; the control unit 9 is connected to the driving module 63 and the flow monitoring device 10.

[0025] As Figures 1 to 5 shown, in order to ensure sufficient filtration of the air flow, further, both the upper filter screen 61 and the lower filter screen 62 are in a rectangular structure, the cross-section of the inner cavity of the filter cylinder 1 is in a rectangular structure, and the front and rear ends of the upper filter screen 61 and the lower filter screen 62 abut against the inner side wall of the filter cylinder 1. Further, the inner periphery of the air inlet cover 2 is threadedly sleeved on the front periphery of the filter cylinder 1 through a screwing ring 21.

[0026] The air flow of the present invention is sent through the air inlet pipe 4. Under normal conditions, the upper filter screen 61 and the lower filter screen 62 are docked to form an overall filtering structure. After the air flow is filtered through the upper filter screen 61 and the lower filter screen 62, it is then discharged through the air outlet pipe 5. When the upper filter screen 61 and the lower filter screen 62 are blocked, at this time, the flow monitoring device 10 on the air outlet pipe 5 will send a signal to the control unit 9, and the control unit 9 will control the driving module 63. The driving module 63 drives the upper filter screen 61 and the lower filter screen 62 to separate relatively, so that the upper filter screen 61 and the lower filter screen 62 are opened. At this time, the air flow is filtered through the positioning filter screen plate 7, so that the air flow will not be blocked, and normal filtering operations can be carried out at the same time, so as to achieve automatic control, and the use is safe, intelligent, efficient and convenient.

[0027] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A detachable conduction breathing device, characterized in that: It includes a filter cartridge, an air inlet cover, an air outlet cover, an air inlet pipe, an air outlet pipe, a separate filter assembly, and a positioning filter screen plate; the air inlet cover is installed at the front end of the filter cartridge, and the air inlet pipe is fixedly connected to the air inlet cover; the air outlet cover is installed at the rear end of the filter cartridge, and the air outlet pipe is fixedly connected to the air outlet cover; the separate filter assembly is installed at the front end inside the filter cartridge; the positioning filter screen plate is installed at the rear end inside the filter cartridge; the separate filter assembly includes an upper filter screen, a lower filter screen, a driving module, and a closing plate; the upper filter screen and the lower filter screen are respectively relatively distributed in the filter cartridge up and down; a closing plate is respectively installed up and down inside the front end of the filter cartridge, and the outer sides of the upper filter screen and the lower filter screen are respectively abutted against the inner side of the closing plate; the driving module is installed on the filter cartridge, and the driving module drives the upper filter screen and the lower filter screen to be relatively close to and dock with each other or the upper filter screen and the lower filter screen to be relatively separated.

2. The detachable conduction breathing device according to claim 1, characterized in that: A transmission assembly is provided inside the filter cartridge; the transmission assembly includes a rotating screw, an upper floating sleeve, a lower floating sleeve, a limit rod, and a limit ring; the drive module is a drive motor, the inner side of the drive module is connected to the rotating screw, the rotating screw is connected to the inside of the filter cartridge, the rotating screw is threadedly sleeved with the upper floating sleeve and the lower floating sleeve respectively, the rotating screw rotates and drives the upper floating sleeve and the lower floating sleeve to move relative to each other up and down; the upper filter screen is installed on one side of the upper floating sleeve, and the lower filter screen is installed on one side of the lower floating sleeve; limit rings are installed around the rear end of the filter cartridge; a limit rod is installed on the outer side of the upper floating sleeve and the lower floating sleeve respectively, and the limit rods are both slid up and down to be clamped on the limit rings.

3. The detachable conduction breathing device according to claim 2, characterized in that: Positioning frames are respectively arranged on the outer sides of the upper floating sleeve and the lower floating sleeve; connecting plates are respectively arranged on the outer sides of the upper filter screen and the lower filter screen; the upper filter screen and the lower filter screen are respectively abutted against the positioning frames through the connecting plates and are screwed and positioned by screws.

4. The detachable conduction breathing device according to claim 2, characterized in that: The upper and lower parts of the limiting ring are provided with longitudinal tracks; the limiting rod is slidably connected to the longitudinal tracks.

5. The detachable conduction breathing device according to claim 2, characterized in that: A positioning ring is provided around the positioning filter screen plate; the positioning ring abuts against the outer side of the limiting ring; the inner side of the air outlet cover is screwed to the rear end of the filter cartridge through a connecting ring thread, and the positioning ring is clamped and distributed between the connecting ring and the limiting ring.

6. The detachable conduction breathing device according to claim 1, characterized in that: The filter cartridge is provided with a control unit; the air outlet pipe is provided with a flow monitoring device; the control unit is connected with the driving module and the flow monitoring device.

7. The detachable conduction breathing device according to claim 1, characterized in that: The upper filter screen and the lower filter screen are both rectangular in structure, the inner cavity cross section of the filter cartridge is rectangular in structure, and the front and rear ends of the upper filter screen and the lower filter screen abut against the inner side wall of the filter cartridge.

8. The detachable conduction breathing device according to claim 1, characterized in that: The inner periphery of the air inlet cover is sleeved on the periphery of the front end of the filter cartridge via a screw-on ring thread.

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