Fire-fighting escape rope structure

Abstract

The utility model provides a fire-fighting escape rope structure. The fire-fighting escape rope structure comprises an escape assembly, a fixing assembly and an escape rope body. The escape assembly comprises a shell, a first rotating shaft, a turbine, a worm, a second rotating shaft, a rotating disc, an L-shaped handle, a ratchet wheel and a pawl. The two ends of the first rotating shaft are rotationally connected to the inner side wall of the shell, the outer side wall of the first rotating shaft is fixedly connected to the inner side wall of the turbine, the outer side wall of the worm is connected to the outer side wall of the turbine in a meshed mode, one end of the worm is rotationally connected to the inner side wall of the shell, and the other end of the worm is fixedly connected to the outer side wall of the turbine. Through the arrangement of the rotating disc, the first rotating shaft, the worm wheel and the worm, a user can descend without holding the escape rope body and rotating the rotating disc, the situation that the escape rope body rubs the hand of the user and hurt the hand when the user slides down is avoided, operation is easy, through the arrangement of the ratchet wheel and the pawl, the device is self-locked more stably and reliably, and safety is high.

Description

Technical Field

[0001] The utility model relates to an escape rope, in particular to a fire escape rope structure, belonging to the technical field of fire fighting. Background Art

[0002] In social life, fire has become a frequent disaster that threatens public safety and endangers the lives and property of the people. According to statistics, there are about 10,000 fires every day in the world, killing more than 2,000 people and injuring 3,000-4,000 people. The direct property losses caused by fires are more than 1 billion yuan each year. In particular, the frequent occurrence of extremely serious fires that cause dozens or hundreds of deaths has caused huge losses to the lives and property of the country and the people. Summarizing the lessons of the extremely serious fires that caused mass deaths and injuries and major economic losses in the past, the most fundamental point is to improve people's ability to evacuate and escape from fires, and a fire escape rope is often needed;

[0003] A Chinese patent publication (publication number: CN217119153U) discloses a multi-purpose fire escape rope, which belongs to the field of fire fighting technology and includes a plurality of spirally wound metal layers, wherein the metal layer is aviation steel wire, the outer cover of the metal layer is provided with a wrapping layer, the wrapping layer is made of polypropylene industrial wire, the wrapping layer is in a double-segment structure, an O-shaped buckle is provided at the bend of the wrapping layer, the O-shaped buckle is made of high-quality carbon structural steel, an installation opening is provided on one side outer wall of the O-shaped buckle, the top inner wall of the installation opening is movably connected with an active rod, the active rod is provided at the outer wall of the O-shaped buckle, and the active rod is provided at the outer wall of the O-shaped buckle. A fastening spring is fixedly connected between one side of the movable rod and the top inner wall of the O-ring buckle, the diameter of the metal layer is 4mm, the wrapping layer is 6-strand winding braided, and each wrapping layer is woven by 7 polypropylene industrial wires, and fastening openings are provided on both sides of the bottom of the movable rod, and card grooves are provided on both sides of the bottom inner wall of the installation opening; the utility model can achieve the effect of meeting the national escape rope tension standard; the utility model has a simple structure and is difficult to operate. When the user slides down, it will cause friction injuries to the hands, and it is difficult to use. For this reason, a fire escape rope structure is proposed. Utility Model Content

[0004] In view of this, the utility model provides a fire escape rope structure to solve or alleviate the technical problems existing in the prior art and at least provide a beneficial choice.

[0005] The technical solution of the utility model is implemented as follows: a fire escape rope structure comprises an escape component, a fixing component and an escape rope body;

[0006] The escape assembly includes a housing, a first rotating shaft, a turbine, a worm, a second rotating shaft, a rotating disk, an L-shaped handle, a ratchet and a pawl;

[0007] Both ends of the first rotating shaft are rotatably connected to the inner wall of the shell, the outer wall of the first rotating shaft is fixedly connected to the inner wall of the turbine, the outer wall of the worm is meshingly connected to the outer wall of the turbine, one end of the worm is rotatably connected to the inner wall of the shell, the other end of the worm is fixedly connected to one end of the second rotating shaft, and the other end of the second rotating shaft is fixedly connected to one side of the turntable.

[0008] Further preferably, an L-shaped handle is installed on one side of the turntable, the outer side wall of the second rotating shaft is rotatably connected to the inside of the shell, and the inner side wall of the ratchet is fixedly connected to the outer side wall of the first rotating shaft.

[0009] Further preferably, the outer side wall of the pawl is meshingly connected to the outer side wall of the ratchet wheel, and one side of the pawl is fixedly connected to the inner side wall of the shell.

[0010] Further preferably, the fixing assembly includes a connecting strap, a shoulder strap body, a back support strap, a leg support strap and a placement hole; one end of the connecting strap is fixedly connected to the bottom of the shell, and the other end of the connecting strap is fixedly connected to the top of the shoulder strap body.

[0011] Further preferably, one side of the back support belt is installed on one side of the shoulder strap body, one side of the leg support belt is fixedly connected to the bottom of the shoulder strap body, and a placement hole is opened on the top of the leg support belt.

[0012] Further preferably, the outer side wall of the escape rope body is sleeved on the outer side wall of the first rotating shaft, and a safety buckle is installed at one end of the escape rope body.

[0013] The embodiment of the utility model has the following advantages due to the adoption of the above technical solution:

[0014] The utility model provides a turntable, a first rotating shaft, a turbine and a worm, so that the user does not need to hold the escape rope body and can descend by rotating the turntable, thereby preventing the escape rope body from rubbing against the user's hands during sliding down and causing hand injuries. The operation is simple, and the ratchet pawl is provided to more stably and reliably self-lock the device, thereby providing higher safety.

[0015] The above summary is for the purpose of description only and is not intended to be limiting in any way. In addition to the illustrative aspects, embodiments and features described above, further aspects, embodiments and features of the utility model will be readily apparent by reference to the accompanying drawings and the following detailed description. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present application. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0017] Figure 1 It is a structural diagram of the utility model;

[0018] Figure 2 This is a bottom view of the structure of the utility model;

[0019] Figure 3 This is a structural diagram of the escape assembly of the utility model;

[0020] Figure 4 This is a diagram showing the internal structure of the shell of the present utility model.

[0021] Figure numerals: 101, escape assembly; 10, shell; 11, first rotating shaft; 12, turbine; 13, worm; 14, second rotating shaft; 15, turntable; 16, L-shaped handle; 17, ratchet; 18, pawl; 201, fixing assembly; 20, connecting belt; 21, shoulder strap body; 22, back support belt; 23, leg support belt; 24, placement hole; 30, escape rope body; 31, safety buckle. DETAILED DESCRIPTION

[0022] In the following, only some exemplary embodiments are briefly described. As those skilled in the art will appreciate, the described embodiments may be modified in various ways without departing from the spirit or scope of the present invention. Therefore, the drawings and descriptions are considered to be exemplary and non-restrictive in nature.

[0023] The embodiments of the present utility model are described in detail below with reference to the accompanying drawings.

[0024] like Figure 1-4 As shown, the embodiment of the utility model provides a fire escape rope structure, including an escape assembly 101, a fixing assembly 201 and an escape rope body 30;

[0025] The escape assembly 101 includes a housing 10, a first rotating shaft 11, a turbine 12, a worm 13, a second rotating shaft 14, a rotating disk 15, an L-shaped handle 16, a ratchet 17 and a pawl 18;

[0026] Both ends of the first rotating shaft 11 are rotatably connected to the inner wall of the shell 10, the outer wall of the first rotating shaft 11 is fixedly connected to the inner wall of the turbine 12, the outer wall of the worm 13 is meshingly connected to the outer wall of the turbine 12, one end of the worm 13 is rotatably connected to the inner wall of the shell 10, the other end of the worm 13 is fixedly connected to one end of the second rotating shaft 14, and the other end of the second rotating shaft 14 is fixedly connected to one side of the turntable 15.

[0027] In one embodiment, an L-shaped handle 16 is installed on one side of the turntable 15, the outer wall of the second rotating shaft 14 is rotatably connected to the inside of the shell 10, and the inner wall of the ratchet 17 is fixedly connected to the outer wall of the first rotating shaft 11. The setting of the turntable 15 fixes the L-shaped handle 16, and the L-shaped handle 16 is covered with anti-slip material to prevent slipping due to excessive sweat on the hands in the event of a fire.

[0028] In one embodiment, the outer wall of the pawl 18 is meshedly connected to the outer wall of the ratchet 17, and one side of the pawl 18 is fixedly connected to the inner wall of the housing 10. The housing 10 is provided to fix the pawl 18.

[0029] In one embodiment, the fixing assembly 201 includes a connecting strap 20, a shoulder strap body 21, a back support strap 22, a leg support strap 23 and a placement hole 24; one end of the connecting strap 20 is fixedly connected to the bottom of the shell 10, and the other end of the connecting strap 20 is fixedly connected to the top of the shoulder strap body 21. Through the setting of the shell 10, the connecting strap 20 is fixed, and through the setting of the connecting strap 20, the shoulder strap body 21 is fixed.

[0030] In one embodiment, one side of the back support belt 22 is installed on one side of the shoulder strap body 21, one side of the leg support belt 23 is fixedly connected to the bottom of the shoulder strap body 21, and a placement hole 24 is provided on the top of the leg support belt 23. The back support belt 22 is provided to support the user's back, and the shoulder strap body 21 is provided to fix the leg support belt 23. The leg support belt 23 and the placement hole 24 are provided to allow the user to insert his legs into the placement hole 24, and the leg support belt 23 supports the user's hips and legs.

[0031] In one embodiment, the outer wall of the escape rope body 30 is sleeved on the outer wall of the first rotating shaft 11, and a safety buckle 31 is installed at one end of the escape rope body 30. The setting of the escape rope body 30 fixes the safety buckle 31.

[0032] When the utility model is in operation: first, the safety buckle 31 is fixed to a solid building or furniture, and then the user inserts the legs into the placement hole 24, the leg support belt 23 supports the user's hips and legs, and the back support belt 22 is provided to support the user's back. After putting on the clothes, the user can descend through an exit such as a window, and the turntable 15 is driven to rotate by rotating the L-shaped handle 16, so that the worm 13 drives the turbine 12 to rotate, and the first rotating shaft 11 rotates to slowly release the escape rope body 30. The ratchet 17 and the pawl 18 are provided to make the self-locking more reliable and safer. The utility model does not need to hold the escape rope body 30 to slide down, thereby avoiding the user's hand friction and injury.

[0033] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of various changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A fire escape rope structure, characterized in that: It comprises an escape assembly (101), a fixing assembly (201) and an escape rope body (30); The escape assembly (101) comprises a housing (10), a first rotating shaft (11), a turbine (12), a worm (13), a second rotating shaft (14), a rotating disk (15), an L-shaped handle (16), a ratchet (17) and a pawl (18); Both ends of the first rotating shaft (11) are rotatably connected to the inner wall of the housing (10), the outer wall of the first rotating shaft (11) is fixedly connected to the inner wall of the turbine (12), the outer wall of the worm (13) is meshingly connected to the outer wall of the turbine (12), one end of the worm (13) is rotatably connected to the inner wall of the housing (10), the other end of the worm (13) is fixedly connected to one end of the second rotating shaft (14), and the other end of the second rotating shaft (14) is fixedly connected to one side of the turntable (15).

2. A fire escape rope structure according to claim 1, characterized in that: An L-shaped handle (16) is installed on one side of the rotating disk (15); the outer side wall of the second rotating shaft (14) is rotatably connected to the inside of the housing (10); and the inner side wall of the ratchet (17) is fixedly connected to the outer side wall of the first rotating shaft (11).

3. A fire escape rope structure according to claim 2, characterized in that: The outer side wall of the pawl (18) is meshedly connected to the outer side wall of the ratchet wheel (17), and one side of the pawl (18) is fixedly connected to the inner side wall of the housing (10).

4. A fire escape rope structure according to claim 2, characterized in that: The fixing assembly (201) comprises a connecting belt (20), a shoulder belt body (21), a back support belt (22), a leg support belt (23) and a placement hole (24); one end of the connecting belt (20) is fixedly connected to the bottom of the shell (10), and the other end of the connecting belt (20) is fixedly connected to the top of the shoulder belt body (21).

5. A fire escape rope structure according to claim 4, characterized in that: One side of the back support belt (22) is installed on one side of the shoulder strap body (21), one side of the leg support belt (23) is fixedly connected to the bottom of the shoulder strap body (21), and a placement hole (24) is opened at the top of the leg support belt (23).

6. A fire escape rope structure according to claim 4, characterized in that: The outer side wall of the escape rope body (30) is sleeved on the outer side wall of the first rotating shaft (11), and a safety buckle (31) is installed at one end of the escape rope body (30).

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