阅读说明：本技术 一种切换式移动长管呼吸器 (Switching type movable long tube respirator ) 是由 周进 杨小军 杨荣海 于 2021-08-03 设计创作，主要内容包括：本发明公开了一种切换式移动长管呼吸器,包括底板、供氧装置、前侧定位板、后侧定位板、旋转定位柱、驱动定位柱、长管切换机构、伸缩导通机构；本发明通过驱动定位柱旋转带动前侧挡板外侧上下的伸缩导通机构进行转动,使得两个伸缩导通机构依次与通气槽的内端连通,当需要更换上部的通气长管,转动驱动定位柱,使得前侧挡板和后侧挡板上下之间的绕管柱和通气长管进行上下位置的更换,快捷调节。(The invention discloses a switching type movable long-tube respirator, which comprises a bottom plate, an oxygen supply device, a front side positioning plate, a rear side positioning plate, a rotary positioning column, a driving positioning column, a long-tube switching mechanism and a telescopic conduction mechanism, wherein the oxygen supply device is arranged on the bottom plate; according to the invention, the positioning column is driven to rotate to drive the upper and lower telescopic conduction mechanisms on the outer side of the front side baffle to rotate, so that the two telescopic conduction mechanisms are sequentially communicated with the inner end of the ventilation groove, and when the ventilation long pipe on the upper part needs to be replaced, the positioning column is driven to rotate, so that the up-and-down position of the winding pipe column and the ventilation long pipe between the upper part and the lower part of the front side baffle and the rear side baffle is replaced, and the adjustment is fast.)

1. A switching type movable long-tube respirator is characterized by comprising a bottom plate, an oxygen supply device, a front side positioning plate, a rear side positioning plate, a rotary positioning column, a driving positioning column, a long-tube switching mechanism and a telescopic conduction mechanism; an oxygen supply device is arranged on one side of the upper end of the bottom plate; a front side positioning plate and a rear side positioning plate are relatively and parallelly arranged in the middle of the upper end of the bottom plate; the rotary positioning column is rotatably clamped and mounted on the front side positioning plate; the driving positioning column is rotatably clamped and mounted on the rear positioning plate; the long pipe switching mechanism is arranged between the rotary positioning column and the driving positioning column; the long pipe switching mechanism comprises a front side baffle, a rear side baffle, a connecting rod, a pipe winding column, a movable connecting column and a ventilating long pipe; the front side baffle and the rear side baffle are arranged in parallel relatively, a connecting rod is arranged between the front side baffle and the rear side baffle, and a winding pipe column is arranged between the upper side and the lower side of the front side baffle and the upper side and the lower side of the rear side baffle respectively; the winding pipe columns are respectively wound and provided with a ventilation long pipe; the front side baffle is connected to the inner end of the rotary positioning column in a penetrating manner through the movable connecting column; the rear side baffle is connected to the inner end of the driving positioning column in a penetrating manner through a movable connecting column; the upper part and the lower part of the outer side of the front side baffle are respectively provided with a telescopic conduction mechanism; the telescopic conducting mechanism is communicated with one end of the ventilating long pipe; the upper part of the front side positioning plate is provided with a vent groove; the oxygen supply device is connected to the outer end of the vent groove through a positioning pipe; the driving positioning column rotates to drive the telescopic conduction mechanism up and down on the outer side of the front side baffle to be communicated with the inner end of the vent groove.

2. The switching type movable long tube respirator as claimed in claim 1, wherein the telescopic conducting mechanism comprises a telescopic tube, a conducting tube, a sealing ring, a butting ring, a limiting rod, a guide cylinder and a butting elastic body; the upper part and the lower part of the front side baffle are respectively provided with a conduction groove; an extension tube is arranged at the outer end of the conduction groove; the outer end of the extension tube is provided with a conduction tube; the inner sides of the periphery of the conduction pipe are provided with a butting ring; two limiting rods are respectively arranged at two ends of the inner side of the abutting ring; the upper part and the lower part of the outer end of the conduction groove are respectively provided with a guide cylinder; the limiting rod is connected in the guide cylinder in a sliding and penetrating manner; the abutting elastic body is sleeved on the outer sides of the peripheries of the extension tubes; two ends of the abutting elastic body respectively elastically abut against the space between the front side baffle and the abutting ring; a sealing ring is arranged on the outer side of the periphery of the conduction pipe; the drive reference column rotates the drive conduction pipe, and when the conduction pipe rotated the air channel to the front side locating plate, support and press elastomer extrusion drive conduction pipe and insert and connect in the inner of air channel, the sealing ring butt is in the air channel's inner all around.

3. The switched mobile elongated tube respirator of claim 2, wherein a sleeve is provided around the outside of one end of the tubing string; the inner end of the conduction groove extends to the inner end of the sleeve pipe surrounding one end of the pipe column; one end of the ventilation long pipe is inserted with the outer end of the sleeve pipe.

4. The switched-mode mobile elongated tube ventilator of claim 2 wherein the outer end surface of the conduit is provided with a wear-resistant coating.

5. The switched mobile elongated breathing tube of claim 2 wherein the bellows is made of a bellows material.

6. The switching type movable long tube respirator as claimed in claim 1, wherein the inner end side portions of the rotary positioning column and the driving positioning column are respectively provided with an insertion groove; the outer ends of the movable connecting columns are respectively provided with an inserting rod; the movable connecting column is inserted into the inserting groove through an inserting rod at the outer end; the upper end of the inserting groove is rotationally abutted and positioned through the telescopic screw rod.

7. The switched mobile elongated tube ventilator of claim 3 wherein the cross-section of the insertion slot and the insertion rod are both rectangular in configuration.

8. The switched mobile elongated tube ventilator of claim 1 wherein a push rod is provided on one side of the base plate; two sides of the lower end of the bottom plate are respectively provided with a movable roller.

Technical Field

The invention relates to a switching type movable long-tube respirator.

Background

At present, the movable positive pressure long tube air respirator is widely applied to the industries of fire fighting, petroleum, chemical engineering and the like, and protects the respiratory system of operating personnel from being damaged in the severe working environments of oxygen deficiency or the existence of toxic and harmful gases, dense smoke, dust and the like. The operator can work freely in the range far away from the oxygen supply device through the medium-pressure conduit. This kind of portable malleation long tube air respirator generally includes portable mounting bracket, the oxygen cylinder, the reel, the long tube of ventilating etc, all install oxygen cylinder and reel on the mounting bracket, utilize the long tube of ventilating and oxygen cylinder to connect, the long tube of will ventilating is convoluteed on the reel, so form portable respirator structure, nevertheless current oxygen cylinder only corresponds a long tube of ventilating, take place to damage when the long tube of ventilating, it is ageing, the difficulty with ten minutes when the scene need be changed, the operating efficiency ten minutes is low, the long tube of ventilating of change that can not be swift.

Disclosure of Invention

Aiming at the defects of the prior art, the invention solves the problems that: provides a switching type movable long-tube respirator capable of quickly replacing an air-ventilating long tube.

In order to solve the problems, the technical scheme adopted by the invention is as follows:

a switching type movable long-tube respirator comprises a bottom plate, an oxygen supply device, a front side positioning plate, a rear side positioning plate, a rotary positioning column, a driving positioning column, a long-tube switching mechanism and a telescopic conduction mechanism; an oxygen supply device is arranged on one side of the upper end of the bottom plate; a front side positioning plate and a rear side positioning plate are relatively and parallelly arranged in the middle of the upper end of the bottom plate; the rotary positioning column is rotatably clamped and mounted on the front side positioning plate; the driving positioning column is rotatably clamped and mounted on the rear positioning plate; the long pipe switching mechanism is arranged between the rotary positioning column and the driving positioning column; the long pipe switching mechanism comprises a front side baffle, a rear side baffle, a connecting rod, a pipe winding column, a movable connecting column and a ventilating long pipe; the front side baffle and the rear side baffle are arranged in parallel relatively, a connecting rod is arranged between the front side baffle and the rear side baffle, and a winding pipe column is arranged between the upper side and the lower side of the front side baffle and the upper side and the lower side of the rear side baffle respectively; the winding pipe columns are respectively wound and provided with a ventilation long pipe; the front side baffle is connected to the inner end of the rotary positioning column in a penetrating manner through the movable connecting column; the rear side baffle is connected to the inner end of the driving positioning column in a penetrating manner through a movable connecting column; the upper part and the lower part of the outer side of the front side baffle are respectively provided with a telescopic conduction mechanism; the telescopic conducting mechanism is communicated with one end of the ventilating long pipe; the upper part of the front side positioning plate is provided with a vent groove; the oxygen supply device is connected to the outer end of the vent groove through a positioning pipe; the driving positioning column rotates to drive the telescopic conduction mechanism up and down on the outer side of the front side baffle to be communicated with the inner end of the vent groove.

Further, the telescopic conduction mechanism comprises a telescopic pipe, a conduction pipe, a sealing ring, a butting ring, a limiting rod, a guide cylinder and a butting elastic body; the upper part and the lower part of the front side baffle are respectively provided with a conduction groove; an extension tube is arranged at the outer end of the conduction groove; the outer end of the extension tube is provided with a conduction tube; the inner sides of the periphery of the conduction pipe are provided with a butting ring; two limiting rods are respectively arranged at two ends of the inner side of the abutting ring; the upper part and the lower part of the outer end of the conduction groove are respectively provided with a guide cylinder; the limiting rod is connected in the guide cylinder in a sliding and penetrating manner; the abutting elastic body is sleeved on the outer sides of the peripheries of the extension tubes; two ends of the abutting elastic body respectively elastically abut against the space between the front side baffle and the abutting ring; a sealing ring is arranged on the outer side of the periphery of the conduction pipe; the drive reference column rotates the drive conduction pipe, and when the conduction pipe rotated the air channel to the front side locating plate, support and press elastomer extrusion drive conduction pipe and insert and connect in the inner of air channel, the sealing ring butt is in the air channel's inner all around.

Further, a sleeve pipe is arranged on the outer side of one end of the winding pipe column; the inner end of the conduction groove extends to the inner end of the sleeve pipe surrounding one end of the pipe column; one end of the ventilation long pipe is inserted with the outer end of the sleeve pipe.

Furthermore, the outer end face of the conduction pipe is provided with a wear-resistant coating.

Further, the telescopic pipe is made of a corrugated pipe material.

Furthermore, the inner end side parts of the rotating positioning column and the driving positioning column are respectively provided with an inserting groove; the outer ends of the movable connecting columns are respectively provided with an inserting rod; the movable connecting column is inserted into the inserting groove through an inserting rod at the outer end; the upper end of the inserting groove is rotationally abutted and positioned through the telescopic screw rod.

Furthermore, the sections of the insertion groove and the insertion rod are both rectangular structures.

Furthermore, one side of the bottom plate is provided with a push rod; two sides of the lower end of the bottom plate are respectively provided with a movable roller.

The invention has the advantages of

According to the invention, the positioning column is driven to rotate to drive the upper and lower telescopic conduction mechanisms at the outer side of the front side baffle to rotate, so that the two telescopic conduction mechanisms are sequentially communicated with the inner end of the vent groove, when the vent long pipe at the upper part needs to be replaced, the positioning column is driven to rotate, so that the upper and lower positions of the winding pipe column and the vent long pipe between the upper part and the lower part of the front side baffle and the rear side baffle are replaced, and the adjustment is fast; according to the invention, the positioning column is driven to rotate to drive the conduction pipe, when the conduction pipe rotates to the ventilation groove of the front side positioning plate, the abutting elastic body extrudes the driving conduction pipe to be inserted and connected to the inner end of the ventilation groove, and the sealing ring abuts against the periphery of the inner end of the ventilation groove, so that a movable conduction sealing structure is formed.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a partially enlarged structural schematic view of the long tube switching mechanism of the present invention.

Fig. 3 is an enlarged schematic structural view of the telescopic conducting mechanism of the present invention.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1 to 3, a switching type movable long tube respirator comprises a bottom plate 1, an oxygen supply device 2, a front side positioning plate 3, a rear side positioning plate 4, a rotary positioning column 7, a driving positioning column 8, a long tube switching mechanism 5 and a telescopic conduction mechanism 6; an oxygen supply device 2 is arranged on one side of the upper end of the bottom plate 1; a front side positioning plate 3 and a rear side positioning plate 4 are relatively and parallelly arranged in the middle of the upper end of the bottom plate 1; the rotary positioning column 7 is rotatably clamped and mounted on the front positioning plate 3; the driving positioning column 8 is rotatably clamped and mounted on the rear positioning plate 4; the long pipe switching mechanism 5 is arranged between the rotary positioning column 3 and the driving positioning column 4; the long pipe switching mechanism 5 comprises a front side baffle 51, a rear side baffle 52, a connecting rod 55, a winding pipe column 53, a movable connecting column 56 and a ventilating long pipe 54; the front side baffle 51 and the rear side baffle 52 are arranged in parallel relatively, a connecting rod 55 is arranged between the middles of the front side baffle 51 and the rear side baffle 52, and a winding column 53 is respectively arranged between the upper side and the lower side of the front side baffle 51 and the upper side and the lower side of the rear side baffle 52; the winding pipe columns 53 are respectively wound and provided with a ventilation long pipe 54; the front side baffle 51 is connected to the inner end of the rotary positioning column 7 in a penetrating way through a movable connecting column 56; the rear side baffle 52 is connected to the inner end of the driving positioning column 8 in a penetrating way through a movable connecting column 56; the upper part and the lower part of the outer side of the front side baffle 51 are respectively provided with a telescopic conduction mechanism 6; the telescopic conducting mechanism 6 is communicated with one end of the ventilating long pipe 54; the upper part of the front positioning plate 3 is provided with a vent groove 31; the oxygen supply device 2 is connected with the outer end of the vent groove 31 through a positioning pipe 21; the driving positioning column 8 rotates to drive the upper and lower telescopic conduction mechanisms 6 at the outer side of the front baffle 51 to be communicated with the inner end of the vent groove 31.

As shown in fig. 1 to 3, it is further preferable that the telescopic conducting mechanism 6 includes a telescopic tube 61, a conducting tube 62, a sealing ring 66, an abutting ring 63, a limiting rod 64, a guide cylinder 65, and an abutting elastic body 66; the upper part and the lower part of the front side baffle 51 are respectively provided with a conduction groove 511; an extension tube 61 is arranged at the outer end of the conduction groove 511; the outer end of the telescopic pipe 61 is provided with a conduction pipe 62; an abutting ring 63 is arranged on the inner side of the periphery of the conduction pipe 62; two limiting rods 64 are respectively arranged at two ends of the inner side of the abutting ring 63; the upper part and the lower part of the outer end of the conduction groove 511 are respectively provided with a guide cylinder 65; the limiting rod 64 is connected in the guide cylinder 65 in a sliding and penetrating manner; the abutting elastic body 66 is sleeved on the outer side of the periphery of the telescopic pipe 61; two ends of the abutting elastic body 66 respectively elastically abut against the space between the front side baffle 51 and the abutting ring 63; a sealing ring 66 is arranged on the outer side of the periphery of the conduction pipe 62; the driving positioning column 8 rotates to drive the conduction pipe 62, when the conduction pipe 62 rotates to the ventilation groove 31 of the front positioning plate 3, the pressing elastic body 66 presses the driving conduction pipe 62 to be inserted and connected to the inner end of the ventilation groove 31, and the sealing ring 66 abuts against the periphery of the inner end of the ventilation groove 31.

As shown in fig. 1 to 3, it is further preferable that a sleeve 512 is provided outside one end of the coiled pipe column 53; the inner end of the conducting slot 511 extends to the inner end of a sleeve 512 around one end of the pipe column 53; one end of the ventilation long tube 54 is inserted with the outer end of the sleeve 512. Further, an abrasion-resistant coating is arranged on the outer end face of the conduction pipe 62. Further, the bellows 61 is made of a bellows material. Furthermore, the inner end side parts of the rotating positioning column 7 and the driving positioning column 8 are respectively provided with an inserting groove 87; the outer ends of the movable connecting columns 56 are respectively provided with an inserting rod 561; the movable connecting column 56 is inserted into the inserting groove 87 through an inserting rod 561 at the outer end; the upper end of the inserting groove 87 is rotationally pressed and positioned through the telescopic screw 562. Further, the sections of the insertion groove 87 and the insertion rod 561 are both rectangular structures. Further, a push rod 12 is arranged on one side of the bottom plate 1; two sides of the lower end of the bottom plate 1 are respectively provided with a movable roller 11.

According to the invention, the positioning column 8 is driven to rotate to drive the upper and lower telescopic conduction mechanisms 6 on the outer side 51 of the front side baffle to rotate, so that the two telescopic conduction mechanisms 6 are sequentially communicated with the inner end of the vent groove 31, when the vent long pipe 54 on the upper part needs to be replaced, the positioning column 8 is driven to rotate, so that the upper and lower positions of the winding pipe 53 and the vent long pipe 54 between the upper part and the lower part of the front side baffle 51 and the rear side baffle 52 are replaced, and the quick adjustment is realized; according to the invention, the positioning column 8 is driven to rotate to drive the conduction pipe 62, when the conduction pipe 62 rotates to the ventilation groove 31 of the front side positioning plate, the pressing elastic body 66 extrudes the driving conduction pipe 62 to be inserted and connected to the inner end of the ventilation groove 31, and the sealing ring 66 is abutted to the periphery of the inner end of the ventilation groove 31, so that a movable conduction sealing structure is formed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.