CN113374398A

CN113374398A - Fire control is rescued rescue and is rescued with flexible cat ladder of ascending a height

Info

Publication number: CN113374398A
Application number: CN202110658298.5A
Authority: CN
Inventors: 徐婷婷
Original assignee: Individual
Current assignee: Chizhou Jingxin Human Resources Service Co ltd
Priority date: 2021-06-15
Filing date: 2021-06-15
Publication date: 2021-09-10
Anticipated expiration: 2041-06-15
Also published as: CN113374398B

Abstract

The invention discloses a telescopic climbing ladder for fire rescue and rescue, which relates to the technical field of climbing ladders, in particular to a telescopic climbing ladder for fire rescue and rescue. This fire control rescue is with flexible cat ladder of ascending a height, the safety line that utilizes couple and fire fighter to go up on one's body is connected, climb this cat ladder when taking place to step on empty footboard when the rescue, the in-process that the fire fighter falls drives the quick release from the surface of a winding section of thick bamboo of safety rope, thereby it is rotatory fast to drive a winding section of thick bamboo, when speed sensor detects the rotational speed of winding section of thick bamboo too fast, control panel control second electric telescopic handle's output shaft extends, it extrudees the safety rope to drive the extrusion piece, thereby make the safety rope stop release, and then make the fire fighter stop to fall, the security that this fire control rescue is with flexible cat ladder of ascending a height has been improved.

Description

Fire control is rescued rescue and is rescued with flexible cat ladder of ascending a height

Technical Field

The invention relates to the technical field of climbing ladders, in particular to a telescopic climbing ladder for fire fighting, emergency rescue and rescue.

Background

When water disaster, air disaster, serious traffic accident on land, building collapse and other disasters occur, natural disasters, chemical dangerous goods leakage and other disasters occur, the emergency rescue is needed, in the process of rescue, the climbing ladder stand is a very common fire-fighting tool, in order to facilitate the transportation and the storage of the ladder stand, a telescopic climbing ladder stand appears, however, the existing telescopic climbing ladder for fire rescue does not have the measure of protecting the safety of the firemen, when the firemen step on the pedal of the hollow ladder, the firemen can fall down, in addition, the existing telescopic climbing ladder for fire-fighting emergency rescue does not have a mechanism for connecting the ladder with the wall surface, when the ladder stand is toppled over during emergency rescue, danger can be brought to firemen and rescuers, the requirements of the existing use cannot be met, and therefore the telescopic climbing ladder stand for the fire rescue and rescue are provided.

Disclosure of Invention

Aiming at the defects of the prior art, the invention provides a telescopic climbing ladder for fire fighting, emergency and rescue, which solves the problems in the background technology.

In order to achieve the purpose, the invention is realized by the following technical scheme: a telescopic climbing ladder stand for fire fighting, emergency rescue and rescue comprises a fixed ladder, a sliding ladder and a transmission gear belt, wherein the bottom surface of the fixed ladder is fixedly connected with a sliding block, the top surface of the sliding ladder is provided with a sliding groove, the sliding block is movably sleeved with the sliding groove, one end of the sliding groove is rotatably connected with a fixed box, the inside of the fixed box is provided with an installation chamber, the inside of the fixed box is provided with a rolling chamber, the bottom of the fixed box is fixedly connected with a sucker, the inner chamber of the installation chamber is fixedly provided with an air pump, the input end of the air pump extends to the inner chamber of the sucker, the output end of the air pump extends to the outside of the fixed box, the inner chamber of the rolling chamber is rotatably connected with a rotating shaft, the surface of the rotating shaft is fixedly sleeved with a rolling tube, the surface of the rolling tube is provided with a safety rope, one end of the safety rope extends to the outside of the fixed box and is fixedly connected with a hook, the side fixed mounting of receipts spool piece has speed sensor, the surface of pivot is provided with the torsional spring, the one end of torsional spring and the inner wall fixed connection of rolling room, the other end of torsional spring and the side fixed connection of a rolling section of thick bamboo, the top of rolling room inner chamber just is located the both sides fixedly connected with second mounting panel of safety rope one end respectively, two the side of second mounting panel is fixed mounting respectively has second electric telescopic handle, two the one end difference fixedly connected with extrusion piece of second electric telescopic handle output shaft.

Optionally, two meshing grooves are formed in the bottom of the sliding ladder, two gear bars are arranged at the bottoms of the meshing grooves respectively, two second transmission grooves are formed in the inside of the fixed ladder, the inside of the fixed ladder is rotatably connected with a driven shaft, two ends of the driven shaft extend to inner cavities of the two second transmission grooves respectively, a transmission gear is fixedly sleeved on the surface of the driven shaft and located in the inner cavities of the second transmission grooves, the transmission gear is meshed with the gear bars, and an auxiliary gear is fixedly sleeved on the surface of the driven shaft and located in the inner cavities of the second transmission grooves.

Optionally, two first transmission grooves, two have been seted up to the inside of fixed ladder the one end in first transmission groove is linked together with the inner chamber in two second transmission grooves, the inside rotation of fixed ladder is connected with the driving shaft, the both ends of driving shaft extend to the inner chamber in two first transmission grooves respectively, the fixed cover in the inner chamber that the surface of driving shaft just is located first transmission groove has connect the master gear, the master gear passes through the driving gear area and is connected with pinion drive.

Optionally, the compression groove has been seted up to the inside of fixed ladder, the quantity in compression groove is two and is located the top of two first driving grooves respectively, two the inner chamber in compression groove fixedly connected with spring, two the one end difference fixedly connected with movable block of spring, two the bottom difference fixedly connected with spacer pin of movable block, two the one end of spacer pin runs through respectively to the inner chamber in two first driving grooves and interlock mutually with the master gear, the movable groove has been seted up to the inboard of fixed ladder, the inner chamber in movable groove is provided with the pulling post, the both ends of pulling post respectively with the side fixed connection of two movable blocks.

Optionally, the both sides face of the ladder that slides is the first mounting panel of fixedly connected with respectively, the top fixed mounting of first mounting panel has first electric telescopic handle, first electric telescopic handle's output shaft extends to the bottom and the fixed mounting of first mounting panel has the movable pulley.

Optionally, one end of the driving shaft extends to the outer side of the fixed ladder and is fixedly connected with the turntable.

Optionally, a plurality of first pedals are arranged on the inner side of the fixed ladder, a plurality of second pedals are arranged on the inner side of the sliding ladder, LED lamps are arranged at the tops of the first pedals and the tops of the second pedals, a fixed ring is fixedly mounted on the side surface of one of the first pedals, and the fixed ring is matched with the hook.

Optionally, the side fixedly connected with control box of fixed ladder, the inner chamber fixed mounting of control box has control panel, control panel respectively with LED lamp, first electric telescopic handle, air pump, speed sensor, second electric telescopic handle electric connection.

The invention provides a telescopic climbing ladder for fire fighting, emergency rescue and rescue, which has the following beneficial effects:

1. this fire rescue is with flexible cat ladder of ascending a height, utilize the couple to be connected with the safety line on one's body of fireman, climb this cat ladder when taking place to step on empty footboard when the rescue, the in-process that the fireman falls drives the quick release from the surface of a winding section of thick bamboo of safety rope, thereby drive the quick rotation of a winding section of thick bamboo, when speed sensor detects the rotational speed of receiving the section of thick bamboo too fast, control panel control second electric telescopic handle's output shaft extends, it extrudees the safety rope to drive the extrusion piece, thereby make safety rope stop release, and then make the fireman stop falling, the function of protecting is fallen in the accident of having avoided traditional fire rescue to use flexible cat ladder of ascending a height to the fireman, the security of this fire rescue is with flexible cat ladder of ascending a height has been improved.

2. This fire control emergency rescue is with flexible cat ladder of ascending a height, cooperation through air pump and sucking disc is used, the top when the ladder that slides removes suitable high back, start the air pump and bleed to the inner chamber of sucking disc, make and produce the negative pressure between sucking disc and the wall, thereby link together the ladder that slides and wall, avoided traditional fire control emergency rescue to use flexible cat ladder of ascending a height not have the mechanism that is connected cat ladder and wall, the cat ladder takes place to empty and can bring dangerous problem to fire fighter and rescuers when emergency rescue, the stability and the security of this fire control emergency rescue is with flexible cat ladder of ascending a height have been improved.

3. This fire control rescue is with flexible cat ladder of ascending a height when using this cat ladder night, through the circular telegram of control panel control LED lamp to make the LED lamp produce the light, thereby supplementary fire fighter scrambles, avoids fire fighter to take place the danger of stepping on the sky footboard, has improved this fire control rescue is with flexible cat ladder of ascending a height's security.

Drawings

FIG. 1 is a schematic cross-sectional view of the present invention;

FIG. 2 is a schematic cross-sectional side view of the present invention;

FIG. 3 is a schematic cross-sectional view of the sliding channel of the present invention;

FIG. 4 is a schematic side view of the present invention;

FIG. 5 is a schematic cross-sectional view of the slider of the present invention;

FIG. 6 is a schematic view of the structure of a transmission gear according to the present invention;

FIG. 7 is a schematic view of the interior of the holding tank of the present invention;

FIG. 8 is a cross-sectional view of the holding ladder of the present invention;

FIG. 9 is an enlarged schematic view of the invention at A in FIG. 1;

FIG. 10 is an enlarged view of the invention at B in FIG. 1;

FIG. 11 is an enlarged schematic view of the invention at point C in FIG. 2;

FIG. 12 is an enlarged view of the invention at D in FIG. 2;

FIG. 13 is an enlarged schematic view at E in FIG. 8 of the present invention;

FIG. 14 is an enlarged view of the invention at F in FIG. 8.

In the figure: 1. fixing the ladder; 2. a sliding ladder; 3. a slider; 4. a sliding groove; 5. a transmission gear; 6. an engagement groove; 7. a gear rack; 8. a first pedal; 9. a second pedal; 10. an LED lamp; 11. a first mounting plate; 12. a first electric telescopic rod; 13. a sliding wheel; 14. a first transmission groove; 15. a drive shaft; 16. a main gear; 17. a transmission gear belt; 18. a turntable; 19. a driven shaft; 20. a second transmission groove; 21. a pinion gear; 22. a fixed box; 23. an installation chamber; 24. a winding chamber; 25. an air pump; 26. a suction cup; 27. a rotating shaft; 28. winding the roll; 29. a safety cord; 30. hooking; 31. a rotational speed sensor; 32. a torsion spring; 33. a second mounting plate; 34. a second electric telescopic rod; 35. extruding the block; 36. a compression groove; 37. a spring; 38. a movable block; 39. a spacing pin; 40. a movable groove; 41. pulling the column; 42. a fixing ring; 43. a control box; 44. a control panel.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Referring to fig. 1 to 14, the present invention provides a technical solution: a telescopic climbing ladder for fire fighting, emergency and rescue comprises a fixed ladder 1, a sliding ladder 2 and a transmission gear belt 17, wherein the bottom surface of the fixed ladder 1 is fixedly connected with a sliding block 3, the top surface of the sliding ladder 2 is provided with a sliding groove 4, the sliding block 3 is movably sleeved with the sliding groove 4, one end of the sliding groove 4 is rotatably connected with a fixed box 22, the inside of the fixed box 22 is provided with an installation chamber 23, the inside of the fixed box 22 is provided with a rolling chamber 24, the bottom of the fixed box 22 is fixedly connected with a sucking disc 26, the inner chamber of the installation chamber 23 is fixedly provided with an air pump 25, the input end of the air pump 25 extends to the inner chamber of the sucking disc 26, the output end of the air pump 25 extends to the outside of the fixed box 22, the inner chamber of the sucking disc 26 is sucked into negative pressure by the air pump 25, so that the top of the ladder is connected with the wall surface, the problem that the ladder topples over when in emergency and rescue, the ladder is avoided, the inner chamber of the rolling chamber 24 is rotatably connected with a rotating shaft 27, the fixed cover in surface of pivot 27 has been connected with the receipts reel 28, the surface of receipts reel 28 is provided with safety rope 29, the outside and the fixedly connected with couple 30 of fixed case 22 are extended to the one end of safety rope 29, the side fixed mounting of receipts reel 28 has speed sensor 31, the surface of pivot 27 is provided with torsional spring 32, the one end of torsional spring 32 and the inner wall fixed connection of rolling chamber 24, the other end of torsional spring 32 and the side fixed connection of receipts reel 28, the top of rolling chamber 24 inner chamber just is located the both sides fixedly connected with second mounting panel 33 of safety rope 29 one end respectively, the side of two second mounting panels 33 is fixed mounting respectively has second electric telescopic handle 34, the one end difference fixedly connected with extrusion piece 35 of the output shaft of two second electric telescopic handle 34.

Wherein, two meshing grooves 6 have been seted up to the bottom of the ladder 2 that slides, the bottom of two meshing grooves 6 is provided with rack 7 respectively, two second transmission grooves 20 have been seted up to the inside of fixed ladder 1, the inside of fixed ladder 1 rotates and is connected with driven shaft 19, the both ends of driven shaft 19 extend to the inner chamber of two second transmission grooves 20 respectively, the fixed cover that is located second transmission groove 20 on the surface of driven shaft 19 has connect drive gear 5, drive gear 5 and rack 7 intermeshing, the fixed pinion 21 that has cup jointed on the surface of driven shaft 19 and the inner chamber that is located second transmission groove 20, the rotation that utilizes drive gear 5 drives the ladder 2 that slides and removes, thereby make the ladder 2 that slides stretch out and draw back for fixed ladder 1.

Wherein, two first transmission grooves 14 have been seted up to the inside of fixed ladder 1, the one end of two first transmission grooves 14 is linked together with the inner chamber of two second transmission grooves 20, the inside rotation of fixed ladder 1 is connected with driving shaft 15, the both ends of driving shaft 15 extend to the inner chamber of two first transmission grooves 14 respectively, the fixed cover of the inner chamber that is located first transmission groove 14 on the surface of driving shaft 15 has connect master gear 16, master gear 16 is connected with pinion 21 transmission through drive gear belt 17, utilize the transmission of master gear 16, drive gear belt 17 and pinion 21 to provide power to drive gear 5, thereby drive gear 5 rotatory.

Wherein, the fixed ladder 1 is provided with two compression grooves 36, the number of the compression grooves 36 is two and is respectively positioned above the two first transmission grooves 14, the inner cavities of the two compression grooves 36 are respectively and fixedly connected with springs 37, the limit pins 39 are meshed with the main gear 16 by the elasticity of the springs 37, one ends of the two springs 37 are respectively and fixedly connected with movable blocks 38, the bottoms of the two movable blocks 38 are respectively and fixedly connected with limit pins 39, one ends of the two limit pins 39 respectively penetrate through the inner cavities of the two first transmission grooves 14 and are meshed with the main gear 16, the inner side of the fixed ladder 1 is provided with a movable groove 40, the inner cavity of the movable groove 40 is provided with a pulling column 41, the two ends of the pulling column 41 are respectively and fixedly connected with the side surfaces of the two movable blocks 38, the meshing of the limit pins 39 and the main gear 16 is used for limiting the position of the main gear 16, thereby limiting the position of the transmission gear 5, further, the positional relationship between the fixed ladder 1 and the slide ladder 2 is defined.

Wherein, the both sides face difference fixedly connected with first mounting panel 11 of the ladder 2 that slides, the top fixed mounting of first mounting panel 11 has first electric telescopic handle 12, and the output shaft of first electric telescopic handle 12 extends to the bottom and the fixed mounting of first mounting panel 11 has movable pulley 13, and supplementary ladder 2 that slides by leaning on the wall through movable pulley 13 slides.

Wherein, the one end of driving shaft 15 extends to the outside of fixed ladder 1 and fixedly connected with carousel 18, drives driving shaft 15 through rotating carousel 18 and rotates.

Wherein, the inboard of fixed ladder 1 is provided with a plurality of first steps 8, and the inboard of the ladder 2 that slides is provided with a plurality of second steps 9, and the top of first steps 8 and second steps 9 all is provided with LED lamp 10, utilizes LED lamp 10 to throw light on to the climbing of fireman when night, and the side fixed mounting of one of them first steps 8 has solid fixed ring 42, gu fixed ring 42 and couple 30 looks adaptation.

Wherein, the side fixedly connected with control box 43 of fixed ladder 1, the inner chamber fixed mounting of control box 43 has control panel 44, control panel 44 respectively with LED lamp 10, first electric telescopic handle 12, air pump 25, speed sensor 31, second electric telescopic handle 34 electric connection, utilize control panel 44 to control all electrical parts.

In conclusion, when the telescopic climbing ladder for fire fighting, emergency rescue is used, firstly the hook 30 is pulled to be connected with the fixing ring 42, the safety rope 29 drives the winding drum 28 to rotate, the torsion spring 32 generates elasticity, then the top of the ladder is leaned against the rescue wall surface, the control panel 44 controls the extension of the output shaft of the first electric telescopic rod 12 to enable the sliding wheel 13 to be contacted with the wall surface, then the pulling column 41 is pulled upwards to enable the meshing relation between the limiting pin 39 and the main gear 16 to be relieved, the driving shaft 15 is driven to rotate through the rotating turntable 18, the main gear 16 is driven to rotate at the same time, the driven shaft 19 is driven to rotate through the transmission among the main gear 16, the driving gear belt 17 and the auxiliary gear 21, the transmission gear 5 is driven to rotate, the sliding ladder 2 is driven to move upwards through the meshing relation between the transmission gear 5 and the gear strip 7, and in the process that the sliding ladder 2 extends upwards, the safety rope 29 is continuously released from the surface of the winding drum 28, the torsion spring 32 continuously generates elasticity, after the sliding ladder 2 extends to a proper height, the pulling column 41 is loosened to enable the limiting pin 39 to be meshed with the main gear 16 again, so that the fixed ladder 1 and the sliding ladder 2 are fixed, the control panel 44 controls the output shaft of the first electric telescopic rod 12 to contract again to drive the sliding wheel 13 to contract, the suction disc 26 is enabled to be in contact with the wall surface, the air pump 25 is started to suck air from the inner cavity of the suction disc 26, negative pressure is generated between the inner cavity of the suction disc 26 and the wall surface, so that the ladder is fixed, finally the hook 30 is connected with the safety rope on the body of a fire fighter, in the climbing process of the fire fighter, the safety rope 29 is stored on the surface of the winding drum 28 under the elasticity of the torsion spring 32, when the first pedal 8 and the second pedal 9 are pedaled to be empty in the rescue process of the fire fighter, the fire fighter that falls drives safety rope 29 and releases from the winding drum 28 surface fast, and winding drum 28 rotates fast simultaneously, detects when the rotational speed of winding drum 28 is too fast as speed sensor 31, and control panel 44 automatic control second electric telescopic handle 34's output shaft extends to drive extrusion piece 35 and extrude safety rope 29, and then fix the safety rope 29 of quick release, prevent that the fire fighter continues to fall, can.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The utility model provides a fire control is rescued and is rescued with flexible cat ladder of ascending a height, includes fixed ladder (1), slide ladder (2), transmission gear area (17), its characterized in that: the bottom surface fixedly connected with sliding block (3) of fixed ladder (1), sliding tray (4) have been seted up to the top surface of slide ladder (2), sliding block (3) cup joint with sliding tray (4) activity, the one end of sliding tray (4) is rotated and is connected with stationary box (22), installation room (23) have been seted up to the inside of stationary box (22), rolling room (24) have been seted up to the inside of stationary box (22), the bottom fixedly connected with sucking disc (26) of stationary box (22), the inner chamber fixed mounting of installation room (23) has air pump (25), the input of air pump (25) extends to the inner chamber of sucking disc (26), the output of air pump (25) extends to the outside of stationary box (22), the inner chamber of rolling room (24) rotates and is connected with pivot (27), the fixed cover in surface of pivot (27) has connect reel (28), a safety rope (29) is arranged on the surface of the winding drum (28), one end of the safety rope (29) extends to the outside of the fixed box (22) and is fixedly connected with a hook (30), a rotating speed sensor (31) is fixedly arranged on the side surface of the winding drum (28), a torsion spring (32) is arranged on the surface of the rotating shaft (27), one end of the torsion spring (32) is fixedly connected with the inner wall of the rolling chamber (24), the other end of the torsion spring (32) is fixedly connected with the side surface of the winding drum (28), the top of rolling room (24) inner chamber just is located both sides fixedly connected with second mounting panel (33), two of safety rope (29) one end respectively the side of second mounting panel (33) is fixed mounting respectively has second electric telescopic handle (34), two the one end difference fixedly connected with extrusion piece (35) of second electric telescopic handle (34) output shaft.

2. The telescopic climbing ladder for fire fighting and emergency rescue according to claim 1, characterized in that: two meshing grooves (6) have been seted up to the bottom of slide ladder (2), two the bottom of meshing groove (6) is provided with rack (7) respectively, two second transmission grooves (20) have been seted up to the inside of fixed ladder (1), the internal rotation of fixed ladder (1) is connected with driven shaft (19), the both ends of driven shaft (19) extend to the inner chamber of two second transmission grooves (20) respectively, the fixed drive gear (5) that has cup jointed in inner chamber that the surface of driven shaft (19) just is located second transmission groove (20), drive gear (5) and rack (7) intermeshing, the fixed pinion (21) that has cup jointed in inner chamber that the surface of driven shaft (19) just is located second transmission groove (20).

3. The telescopic climbing ladder for fire fighting and emergency rescue according to claim 1, characterized in that: two first transmission grooves (14), two have been seted up to the inside of fixed ladder (1) the one end of first transmission groove (14) is linked together with the inner chamber of two second transmission grooves (20), the inside rotation of fixed ladder (1) is connected with driving shaft (15), the both ends of driving shaft (15) extend to the inner chamber of two first transmission grooves (14) respectively, master gear (16) have been cup jointed to the fixed inner chamber that is located first transmission groove (14) in surface of driving shaft (15), master gear (16) are connected with pinion (21) transmission through drive gear belt (17).

4. The telescopic climbing ladder for fire fighting and emergency rescue according to claim 1, characterized in that: compression groove (36) have been seted up to the inside of fixed ladder (1), the quantity in compression groove (36) is two and is located the top of two first transmission grooves (14) respectively, two the inner chamber difference fixedly connected with spring (37) of compression groove (36), two the one end difference fixedly connected with movable block (38) of spring (37), two the bottom difference fixedly connected with spacer pin (39) of movable block (38), two the one end of spacer pin (39) runs through the inner chamber to two first transmission grooves (14) respectively and with master gear (16) looks interlock, movable groove (40) have been seted up to the inboard of fixed ladder (1), the inner chamber in movable groove (40) is provided with pulling post (41), the both ends of pulling post (41) respectively with the side fixed connection of two movable blocks (38).

5. The telescopic climbing ladder for fire fighting and emergency rescue according to claim 1, characterized in that: the utility model discloses a slide ladder, including slide ladder (2), both sides face difference fixedly connected with first mounting panel (11), the top fixed mounting of first mounting panel (11) has first electric telescopic handle (12), the output shaft of first electric telescopic handle (12) extends to the bottom and the fixed mounting of first mounting panel (11) has movable pulley (13).

6. The telescopic climbing ladder for fire fighting and emergency rescue according to claim 3, characterized in that: one end of the driving shaft (15) extends to the outer side of the fixed ladder (1) and is fixedly connected with a turntable (18).

7. The telescopic climbing ladder for fire fighting and emergency rescue according to claim 1, characterized in that: the inner side of the fixed ladder (1) is provided with a plurality of first pedal plates (8), the inner side of the sliding ladder (2) is provided with a plurality of second pedal plates (9), the tops of the first pedal plates (8) and the second pedal plates (9) are provided with LED lamps (10), one of the first pedal plates (8) is fixedly provided with a fixed ring (42), and the fixed ring (42) is matched with the hook (30).

8. The telescopic climbing ladder for fire fighting and emergency rescue according to claim 1, characterized in that: the side fixedly connected with control box (43) of fixed ladder (1), the inner chamber fixed mounting of control box (43) has control panel (44), control panel (44) respectively with LED lamp (10), first electric telescopic handle (12), air pump (25), speed sensor (31), second electric telescopic handle (34) electric connection.