CN113198120A

CN113198120A - Functional type guard arm for firemen

Info

Publication number: CN113198120A
Application number: CN202110365765.5A
Authority: CN
Inventors: 孙英
Original assignee: Huai'an Juyou New Energy Technology Co ltd
Current assignee: Huai'an Juyou New Energy Technology Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2021-08-03

Abstract

The invention discloses a functional type arm protector for firemen, which comprises a hand protector sleeved on hands, wherein the open end of the hand protector is connected with an arm sleeve body extending to a forearm; compared with the prior art, the invention has the beneficial effects that: 2. when not using the state, the arm fender body is located fireman's forearm position, if meet the dangerous goods and hit the fireman this moment, then can intercept dangerous goods through the arm fender body, also can not make fireman's forearm injury simultaneously.

Description

Functional type guard arm for firemen

Technical Field

The invention belongs to the field of protective tools for fire fighting, and particularly relates to a functional type armguard capable of improving the action convenience and safety of firemen.

Background

In the event of a fire of great intensity, fire fighters are required to intervene to extinguish the fire and rescue residents, and in the process of rescuing, some difficult problems often occur, such as: because the fire is heavy and the indoor collapse is caused, some metal or objects with high heat conductivity coefficient can be blocked by rescuers. Just so formed the rescue obstacle, need the fire fighter to clear away the obstacle after just can implement the rescue, and the temperature of the obstacle this moment is higher, although the fire fighter is wearing protective clothing, when the high temperature obstacle is held hard to the hand, also arouse scalding or the discomfort of hand easily, simultaneously because indoor temperature is higher, when taking place the part and collapsing or the object drops, if the fire fighter dodges untimely, just can shelter from with the forearm, the object of high temperature strikes the back to fire fighter's forearm, cause the fire fighter to be injured easily.

Disclosure of Invention

The invention aims to provide a functional type protective arm for a fireman, which can protect the fireman and can cope with emergency.

In order to achieve the purpose, the invention adopts the technical scheme that the functional type arm protector for firemen comprises a hand protector part sleeved on a hand, wherein the open end of the hand protector part is connected with an arm sleeve body extending to a forearm, and the functional type arm protector is structurally characterized in that an arm hoop body for winding the forearm is connected onto the arm sleeve body, two arm baffles extending along the length direction of the arm sleeve body are arranged on the arm hoop body, the two arm baffles are arranged in parallel, the arm baffles are made of high-temperature-resistant and high-strength alloy materials, the free end of each arm baffle is hinged with a half chuck, the half chucks are arranged in a V shape, when the half chucks on the two arm baffles are contacted, clamping is formed, an inner channel extending along the length direction is arranged in each arm baffle, a wire passing hole and an adjusting port which are positioned at the two ends of the inner channel are arranged on each arm baffle, the distance from the wire passing hole to the half chuck is larger than the distance from the adjusting port to the half chuck, the arm keeps off the body and is connected with the arrestment mechanism that half chuck of control carried out the upset, and the tip of keeping away from half chuck on every arm keeps off the body articulates there is the slider, and the slider activity joint is connected with semi-annular crooked gangbar on the arm hoop body and between two sliders, is provided with location portion on the crooked gangbar, is provided with two symmetries on the surface of arm hoop body and sets up and the spout of being connected with the slider.

Further, the arm hoop body includes banding hoop body, and the hoop body is provided with the locking end and inserts the end, is provided with two otic placodes that are close to the setting of locking end on the hoop body, and the hub connection has locking head between two otic placodes, and the locking end is provided with the socket that will encircle the surface of body and pass after extending along the length direction of hoop body, and the locking end of hoop body is provided with two parallel bar mouths that are located between locking head and the socket.

Furthermore, the brake mechanism is including inserting the stay cord that is worn out by crossing the line hole behind the adjustment mouth, and the upper end and the half chuck of stay cord are fixed, and the lower extreme of stay cord is connected with the slide bar that is located the adjustment mouth, and articulated on the slide bar have the depression bar, are provided with the spacing cardboard that the restriction depression bar overturns to be vertical state with the slide bar on the slide bar.

Furthermore, half chuck includes clamping bar and lower clamping bar, is connected with first extension reset spring between last clamping bar and the arm fender body, is connected with the second extension reset spring of vertical setting between last clamping bar and the lower clamping bar.

Furthermore, the second extension reset spring is provided with vertically arranged chucks, and the chucks are arranged in a crescent shape.

Furthermore, location portion includes the spacing hole that is passed by the crooked gangbar, and the internal thread sleeve pipe has passed in the spacing hole, and the side extension pole that extends to the both sides of crooked gangbar is connected to the upper end of internal thread sleeve pipe, and the end of side extension pole is connected with the smooth jib that L shape set up perpendicularly, and the lower extreme of smooth jib matches and is equipped with the side slide of establishing on the arm hoop body, the internal thread sleeve pipe in the screw joint have the screw thread ejector pin.

Furthermore, the arm sleeve body is provided with a connecting part for penetrating through the arm hoop body, and the connecting part is arranged around the central axis of the arm sleeve body.

Furthermore, the connecting part comprises a square ring body fixed on the arm sleeve body or a notch group positioned on the arm sleeve body, and the notch group comprises two strip-shaped openings arranged in parallel.

Furthermore, the arm sleeve body is provided with a buried groove used for matching the arm blocking body, and the buried groove is provided with a locking part used for limiting the position of the arm blocking body.

Furthermore, a limiting channel is arranged on the side wall of the sliding groove, a limiting head fixed on the side wall of the sliding block is matched in the limiting channel, and the length of the sliding groove is not less than one fourth of the length of the arm hoop body.

Compared with the prior art, the invention has the beneficial effects that:

1. the arm hoop body and the hand protecting part are detachably connected, so that the arm hoop body can be conveniently taken out for use, and can be quickly taken down when the action of a fireman is influenced;

2. when the arm blocking body is not used, the arm blocking body is positioned at the position of the forearm of a fireman, and at the moment, if dangerous goods are collided with the fireman, the dangerous goods can be blocked through the arm blocking body, and meanwhile, the forearm of the fireman can not be injured;

3. when some barriers need to be moved, the arm blocking bodies can be turned outwards, the half chucks are located in front of the hands, and the two half chucks are controlled to turn in opposite directions through the braking mechanism, so that the barriers with high temperature can be clamped and then moved without directly contacting the barriers by hands, and the dangerousness of firemen is reduced;

4. the position of the half chuck can be adjusted according to the optimal probing angle of the arm, so that the arm of a fireman is not required to be axially twisted when the obstacle which is inconvenient to directly clamp is moved, the force is conveniently applied, and the safety of the fireman is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the arm cuff structure of the present invention;

FIG. 3 is a schematic view of the expanded structure of the arm hoop body of the present invention;

FIG. 4 is a schematic view of the locking end structure of the ferrule body of the present invention;

FIG. 5 is a schematic view of the A-direction configuration of the locking end of the ferrule body of the present invention;

FIG. 6 is a schematic view of a half-cartridge of the present invention;

FIG. 7 is a cross-sectional view of the arm stop of the present invention;

FIG. 8 is a schematic view of a bending linkage bar according to the present invention;

FIG. 9 is a schematic view of the A-direction structure of the bending linkage bar of the present invention;

FIG. 10 is a cross-sectional view of the linkage for connecting the bending linkage to the arm hoop;

FIG. 11 is a schematic view of a first embodiment of a connecting portion according to the present invention;

FIG. 12 is a schematic view of a second embodiment of the connecting portion of the present invention;

wherein, 1-hand protector part, 2-arm sleeve body, 3-arm hoop body, 4-arm baffle body, 5-half chuck, 6-inner channel, 7-wire passing hole, 8-adjusting port, 9-slide block, 10-bending linkage rod, 11-positioning part, 12-sliding groove, 13-hoop body, 14-locking end, 15-insertion end, 16-lug plate, 17-locking head, 18-insertion port, 19-parallel strip port, 20-pulling rope, 21-sliding rod, 22-limiting pressure rod, 23-upper clamping rod, 24-lower clamping rod, 25-first stretching reset spring, 26-second stretching reset spring, 27-clamping head, 28-limiting hole, 29-internal thread sleeve, 30-side-extending rod and 31-sliding suspension rod, 32-side slide way, 33-square ring body, 34-strip-shaped opening, 35-embedded groove, 36-magnet block, 37-limit way and 38-limit head.

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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to fig. 1 to 7, a functional armguard for firemen comprises a hand guard part 1 sleeved on the hand, wherein an open end of the hand guard part 1 is connected with an arm sleeve body 2 extending to a forearm, the hand guard part 1 is a heat-resistant glove for the existing firemen, the hand guard part 1 and the arm sleeve body 2 are integrally formed, the arm sleeve body 2 is connected with an arm hoop body 3 winding the forearm, the arm sleeve body 2 is provided with a connecting part for penetrating through the arm hoop body 3, the connecting part is arranged around the central axis of the arm sleeve body 2, the arm hoop body 3 and the hand guard part 1 are detachably connected, the arm hoop body can be conveniently taken out for use, when the action of the firemen is influenced, the arm hoop body 3 can be rapidly taken off, the arm blocking bodies 4 extending along the length direction of the arm sleeve body 2 are arranged on the arm hoop body 3, the arm blocking bodies 4 are movably connected with the arm hoop body 3, the arm blocking bodies 4 can be turned over, when the arm blocking bodies are not in use, the arm blocking body 4 is positioned at the forearm position of a fireman, if dangerous goods collide against the fireman at the moment, the dangerous goods can be blocked through the arm blocking body 4, the forearm of the fireman can not be injured, the free end of the arm blocking body 4 is hinged with a half chuck 5, the half chucks 5 are arranged in a V shape, when the half chucks 5 on the two arm blocking bodies 4 are contacted, clamping is formed, an inner channel 6 extending along the length direction is arranged in the arm blocking body 4, a wire passing hole 7 and an adjusting port 8 which are positioned at two ends of the inner channel 6 are arranged on the arm blocking body 4, the distance from the wire passing hole 7 to the half chuck 5 is larger than the distance from the adjusting port 8 to the half chuck 5, the arm blocking body 4 is connected with a braking mechanism for controlling the half chuck 5 to overturn, when some obstacles need to be moved, the arm blocking body 4 can be overturned outwards, so that the half chuck 5 is positioned in front of a hand, at the moment, the two half chucks 5 are controlled to overturn towards opposite directions through the braking mechanism, therefore, the barrier with higher temperature can be clamped and moved without directly contacting the barrier by hands, the danger suffered by a fireman is reduced, the two arm blocking bodies 4 are arranged in parallel, the arm blocking bodies 4 are made of high-temperature-resistant and high-strength alloy materials, in particular, made of high-strength and high-temperature-resistant titanium alloy, after the half-collet 5 is controlled by a braking mechanism to turn over, the barrier is clamped, a sliding block 9 is hinged to the end part, far away from the half-collet 5, of each arm blocking body 4, the sliding block 9 is movably clamped on the arm hoop body 3, a semi-annular bending linkage rod 10 is connected between the two sliding blocks 9, a positioning part 11 is arranged on the bending linkage rod 10, two sliding grooves 12 which are symmetrically arranged and connected with the sliding block 9 are arranged on the surface of the arm hoop body 3, and the positions of the arm blocking bodies 4 are adjusted through the matching of the sliding blocks 9 and the sliding grooves 12, then fix a position through location portion 11, can visit the angle according to the best of arm, adjust the position of half chuck 5 to when moving the obstacle that inconvenient direct clamp was got, the arm that need not the fireman carries out the axial and twists reverse, thereby makes things convenient for the application of force, improves fireman's security simultaneously.

The specific arm hoop body is shown in fig. 1, fig. 3, fig. 4 and fig. 5, the arm hoop body 3 includes a strip-shaped hoop body 13, the hoop body 13 is provided with a locking end 14 and an insertion end 15, the hoop body 13 is provided with two lug plates 16 arranged close to the locking end 14, a locking head 17 is coupled between the two lug plates 16, the locking end 14 is provided with a socket 18 extending along the length direction of the hoop body 13 and penetrating the surface of the hoop body 13, the locking end 14 of the hoop body 13 is provided with two parallel strip-shaped openings 19 between the locking head 17 and the socket 18, so that the insertion end 15 of the hoop body 13 can penetrate through the socket 18, then the lower end of the locking head 17 presses the locking end 14 by turning over the locking head 17, and because the locking end 14 is provided with two parallel strip-shaped openings 19, the position between the two parallel strip-shaped openings 19 moves downwards after being pressed, thereby pressing the insertion end 15 of the hoop body 13, the positioning of the arm hoop body 13 is realized.

The brake mechanism is shown in fig. 7, and includes a pull rope 20 inserted into the adjustment opening 8 and then threaded through the wire passing hole 7, the upper end of the pull rope 20 is fixed to the half chuck 5, the lower end of the pull rope 20 is connected with a sliding rod 21 located in the adjustment opening 8, the sliding rod 21 is hinged to a pressure lever 22, the sliding rod 21 is provided with a limiting clamping plate 23 which limits the pressure lever 22 to turn over to be perpendicular to the sliding rod 21, when the brake mechanism is not in use, the pressure lever is located in the adjustment opening 8, the adjustment opening 8 is a long opening, the lower end of the pressure lever 22 is hinged to the sliding rod 21, when the brake mechanism is required to be used, the pressure lever 22 is turned downwards to be parallel to the sliding rod 21, and then the pressure lever 22 is pulled to drive the pull rope 20 to move downwards, so that the half chuck 5 turns downwards, and the pull rope 20 is a steel wire rope.

Referring to fig. 6 and 7, the half clamp 5 includes an upper clamp bar 23 and a lower clamp bar 24, a first extension return spring 25 is connected between the upper clamp bar 23 and the arm blocking body 4, a second extension return spring 26 is connected between the upper clamp bar 23 and the lower clamp bar 24, when the half clamp bar 24 is turned over downwards after the press rod 22 moves downwards, the first extension return spring 25 is in an extension state, after the press rod is released, the half clamp 5 is reset under the action of the restoring force, and when the half clamp 5 on the two arm blocking bodies 4 clamps an obstacle, the second extension return spring 26 can increase the clamping degree of the obstacle.

As a modified embodiment, the second tension return spring 26 is provided with vertically arranged chucks 27, the chucks 27 are arranged in a crescent shape, and due to the arrangement of the chucks 27, obstacles with irregular shapes can be increased.

In addition, as shown in fig. 8, 9 and 10, the positioning portion 11 includes a limiting hole 28 through which the bending linkage rod 10 passes, an internal thread bushing 29 passes through the limiting hole 28, an upper end of the internal thread bushing 29 is connected to side extension rods 30 extending to both sides of the bending linkage rod 10, a tail end of each side extension rod 30 is vertically connected to a sliding suspension rod 31 arranged in an L shape, a side slide way 32 arranged on the arm hoop body 3 is matched with a lower end of the sliding suspension rod 31, a thread mandril is screwed into the internal thread bushing 29, and after the position of the arm blocking body 4 is adjusted, the position of the bending linkage rod 10 can be fixed by screwing the thread mandril, so as to position the arm blocking body 4.

The connecting part comprises a square ring body 33 fixed on the arm sleeve body 2, and the square ring body 33 is made of high-temperature-resistant steel sheets; in the second form, as shown in fig. 12, the connecting portion includes two parallel strip-shaped openings 34, so that the arm hoop body 3 can pass through the square ring body 33, or alternatively, the arm hoop body 3 can pass through the strip-shaped openings 34.

The arm sleeve body 2 is provided with an embedded groove 35 used for being matched with the arm blocking body 4, the embedded groove 35 is provided with a locking part used for limiting the position of the arm blocking body 4, the locking part comprises a metal block fixed on the arm blocking body 4, and the metal block is matched with a magnet block 36 fixed in the embedded groove 35.

Be provided with spacing way 37 on the lateral wall of spout 12, spacing way 37 is interior to be matchd to have the spacing head 38 of fixing on the lateral wall of slider 9, and the length of spout 12 is not less than the quarter of arm hoop body 3, can make things convenient for arm to keep off the body 4 and remove to the angle of removal has the restriction, avoids taking place the condition of excessive rotation, just so need not the fireman and carry out careful adjustment under dangerous environment.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a firefighter is with functional type armguard, is connected with the arm cover body that extends to on the forearm including the open end of cover hand protector portion and hand protector portion on hand, its characterized in that: the arm sleeve body is connected with an arm hoop body for winding the small arm, the arm hoop body is provided with two arm baffles extending along the length direction of the arm sleeve body, the two arm baffles are arranged in parallel, the arm baffles are made of high-temperature-resistant and high-strength alloy materials, the free ends of the arm baffles are hinged with half chucks, the half chucks are arranged in a V shape, when the half chucks on the two arm baffles are contacted with each other, clamping is formed, an inner channel extending along the length direction is arranged in the arm baffles, the arm baffles are provided with a wire passing hole and an adjusting port which are positioned at two ends of the inner channel, the distance from the wire passing hole to the half chucks is larger than the distance from the adjusting port to the half chucks, the arm baffles are connected with a braking mechanism for controlling the half chucks to overturn, the end part of each arm baffle far away from the half chucks is hinged with a slide block, the slide block is movably clamped on the arm hoop body, and a half annular bending linkage rod is connected between the two slide blocks, the bending linkage rod is provided with a positioning part, and the surface of the arm hoop body is provided with two sliding grooves which are symmetrically arranged and connected with the sliding block.

2. A functional boom for firefighters according to claim 1, wherein: the arm hoop body include banding hoop body, the hoop body be provided with the locking end and insert the end, be provided with two otic placodes that are close to the locking end setting on the hoop body, the hub connection has the locking head between two otic placodes, the locking end is provided with the socket that will pass the surface of hoop body after extending along the length direction of hoop body, the locking end of hoop body is provided with two parallel bar mouths that are located between locking head and the socket.

3. A functional boom for firefighters according to claim 1, wherein: the brake mechanism comprises a pull rope which is inserted into the adjusting port and penetrates out of the wire passing hole, the upper end of the pull rope is fixed with the half chuck, the lower end of the pull rope is connected with a sliding rod which is positioned in the adjusting port, a pressing rod is hinged to the sliding rod, and a limiting clamping plate which limits the pressing rod to overturn to be vertical to the sliding rod is arranged on the sliding rod.

4. A functional boom for firefighters according to claim 1, wherein: the half chuck include clamping bar and lower clamping bar, be connected with first extension reset spring between upper clamping bar and the arm fender body, be connected with the second extension reset spring of vertical setting between upper clamping bar and the lower clamping bar.

5. A functional boom for firefighters according to claim 4, wherein: and the second stretching reset spring is provided with vertically arranged chucks which are arranged in a crescent shape.

6. A functional boom for firefighters according to claim 1, wherein: the location portion include the spacing hole that passes by the crooked gangbar, the internal thread sleeve pipe has passed in the spacing hole, the side extension pole that extends to the both sides of crooked gangbar is connected to the upper end of internal thread sleeve pipe, the end vertical connection of side extension pole has the smooth jib that L shape set up, the lower extreme of smooth jib is matched with the side slide of establishing on the arm hoop body, the internal thread sleeve pipe in the screw joint have the screw thread ejector pin.

7. A functional boom for firefighters according to claim 1, wherein: the arm sleeve body is provided with a connecting part for penetrating through the arm hoop body, and the connecting part is arranged around the central axis of the arm sleeve body.

8. A functional boom for firefighters according to claim 7, wherein: the connecting part comprises a square ring body fixed on the arm sleeve body or a notch group positioned on the arm sleeve body, and the notch group comprises two strip-shaped openings arranged in parallel.

9. A functional boom for firefighters according to claim 1 or 7, wherein: the arm sleeve body is provided with a buried groove used for matching the arm blocking body, and the buried groove is provided with a locking part used for limiting the position of the arm blocking body.

10. A functional boom for firefighters according to claim 1, wherein: the side wall of the sliding groove is provided with a limiting channel, a limiting head fixed on the side wall of the sliding block is matched in the limiting channel, and the length of the sliding groove is not less than one fourth of the length of the arm hoop body.