阅读说明：本技术 一种消防出警行动用的门体破拆装置 (Door body breaking and dismantling device for fire fighting police ) 是由 冯遵宝 于 2021-09-15 设计创作，主要内容包括：本发明公开了一种消防出警行动用的门体破拆装置,其结构要点是,包括可拆卸的安装在门体上的环形架和与环形架同中心轴线设置的压帽,环形架上铰接有围绕环形架的中心阵列设置的支臂,支臂可沿长度方向进行滑动,数个支臂的末端均与压帽铰接,每个支臂上均设置有条形槽,条形槽位于支臂的下表面上,条形槽内通过水平轴连接有两个齿轮盘；本发明的有益效果是：相较于传统的切割设备,本产品通过数个支臂上的切割链条对门体进行切割,实现同时对多个位置进行切割,能够增加对门体的破拆速度,并且在切割过程中,不会造成消防员的损伤,也无需环境视野清晰度的较高要求。(The invention discloses a door body breaking and dismantling device for fire fighting police action, which is structurally characterized by comprising a ring-shaped frame and a pressing cap, wherein the ring-shaped frame is detachably arranged on a door body, the pressing cap is arranged on the ring-shaped frame and has the same central axis with the ring-shaped frame, support arms are hinged to the ring-shaped frame and are arranged around the central array of the ring-shaped frame, the support arms can slide along the length direction, the tail ends of a plurality of support arms are hinged to the pressing cap, each support arm is provided with a strip-shaped groove, the strip-shaped grooves are positioned on the lower surface of the support arms, and the strip-shaped grooves are internally connected with two gear discs through horizontal shafts; the invention has the beneficial effects that: compare in traditional cutting equipment, this product cuts the door body through the cutting chain on the several support arm, realizes cutting a plurality of positions simultaneously, can increase the speed of tearing open to the door body to in the cutting process, can not cause fireman's damage, also need not the higher requirement of environment field of vision definition.)

1. The utility model provides a broken dismouting of door body that fire control was policed out and is used, its characterized in that: install the annular frame on the door body and with the pressure cap that the same central axis of annular frame set up including detachable, it has the support arm that sets up around the central array of annular frame to articulate on the annular frame, the support arm can slide along length direction, the end of several support arm all is articulated with the pressure cap, all be provided with the bar groove on every support arm, the bar groove is located the lower surface of support arm, the bar inslot has two toothed disc through horizontal axis connection, be connected with the cutting chain between two toothed disc, the toothed disc place plane sets up with the perpendicular to surface of the door body, the toothed disc is connected with the pivot portion that is located on the pressure cap through drive mechanism, pivot portion drives the cutting dish and rotates, the lower extreme of pivot portion is fixed with the spiral and twists the pole, it twists the door internal to make the spiral twist pole when pivot portion rotates, the lower extreme of pivot portion is fixed with the cutting head of the cone-shaped who twists with spiral twist pole coaxial line setting.

2. The door breaking device for fire fighting alarm action according to claim 1, characterized in that: the annular frame on be provided with the locating plate that is located the both sides of support arm, two locating plate parallel arrangement all are provided with the through-rod on every locating plate, through-rod matching has the bar slide of setting on the side of support arm.

3. A fire alarm door breaking device according to any one of claims 1 or 2, wherein: the annular frame on be provided with the bed plate that is located same vertical plane with the support arm, the end of bed plate is fixed with the fender position board, be provided with the reset component with the terminal contact of support arm on the fender position board.

4. The door breaking device for fire fighting alarm action according to claim 3, characterized in that: the reset assembly comprises a sleeve penetrated by the baffle plate, a push rod penetrates through the sleeve, an extrusion plate and a limiting plate are fixed at the inner end and the outer end of the push rod respectively, a compression spring sleeved on the push rod is arranged between the limiting plate and the baffle plate, and the extrusion plate is in extrusion contact with the tail end of the support arm.

5. The door breaking device for fire fighting alarm action according to claim 1, characterized in that: the spiral screwing rod comprises a round rod body and a spiral part fixed on the peripheral surface of the round rod body, the distance between two ends of the spiral part is smaller than the length of the round rod body, and when the spiral part passes through the door body completely, the lower end of the pressing cap is contacted with the door body.

6. A fire fighting alarm door breaking device according to claim 1 or 5, characterized in that: the rotating rod part comprises a rotating shaft which is fixed with the spiral screwing rod after the pressing cap penetrates through the rotating shaft, a rotating head with the diameter larger than that of the pressing cap is fixed at the upper end of the rotating shaft, and an insertion groove is formed in the end face of the rotating head.

7. The door breaking device for fire fighting alarm action according to claim 1, characterized in that: the transmission mechanism comprises a gear disc which is fixed on the horizontal shaft and is parallel to the side face of the support arm, the gear disc is connected with a linkage gear set which is fixed with the circumferential surface of the pressing cap through a chain, and the linkage gear set is meshed with a brake gear which is sleeved on the rotating rod part.

8. The door breaking device for fire fighting alarm according to claim 7, characterized in that: the linkage gear set comprises a strip plate parallel to the support arm, the strip plate is parallel to the gear disc, a baffle parallel to the door body is arranged on the side edge of the strip plate, a positioning shaft penetrates through the strip plate, a turning linkage gear and a matching gear connected with a chain are fixed on the positioning shaft, a crown gear located below the baffle is meshed with the turning linkage gear, the crown gear is connected with a vertical shaft rod penetrating through the baffle, and a linkage gear located above the baffle and meshed with the braking gear is fixed on the vertical shaft rod.

Technical Field

The invention particularly relates to a door body breaking and dismantling device for firefighting alarming.

Background

In the fire control action of giving an alarm, because the door body receives high temperature or low temperature environment influence, the condition that the lock core warp appears easily, lead to the unable normal opening of the door body, so need break open the action to the door body, and when breaking open the door body among the prior art, according to the environment difference, need carry different broken equipment of tearing open, for example, under the serious environment of condition of a fire, just can only carry disk cutting equipment, can't use flame cutting equipment, only can carry out destructive demolising to the door body through abrasive wheel cutting machine, but among the prior art, when adopting abrasive wheel cutting machine to break open the door body, speed is slower, and owing to under the circumstances that accompanies big fire, realization when cutting the door body is obstructed, also cause the skew of the section on the cutting machine easily, thereby make the fire fighter be injured easily.

Disclosure of Invention

The invention aims to provide a door body breaking and dismantling device for fire fighting alarm action, which is beneficial to safely and quickly breaking and dismantling a door body.

In order to achieve the purpose, the invention adopts the technical scheme that the door body breaking and dismantling device for fire fighting police comprises an annular frame and a pressing cap, wherein the annular frame is detachably arranged on a door body, the pressing cap is arranged on the same central axis as the annular frame, the annular frame is hinged with support arms arranged around the central array of the annular frame, the support arms can slide along the length direction, the tail ends of the support arms are hinged with the pressing cap, each support arm is provided with a strip-shaped groove, the strip-shaped grooves are positioned on the lower surface of the support arms, the strip-shaped grooves are connected with two gear discs through horizontal shafts, a cutting chain is connected between the two gear discs, the planes of the gear discs are vertical to the surface of the door body, the gear discs are connected with a rotating rod part positioned on the pressing cap through a transmission mechanism, the rotating rod part drives the cutting discs to rotate, the lower end of the rotating rod part is fixedly provided with a spiral screwing rod, and the spiral screwing rod is screwed into the door body when the rotating rod part rotates, the lower end of the rotating rod part is fixed with a cone-shaped cutting head which is coaxial with the spiral screwing rod.

Furthermore, the annular frame is provided with positioning plates located on two sides of the support arm, the two positioning plates are arranged in parallel, each positioning plate is provided with a penetrating rod, and the penetrating rods are matched with the strip-shaped slide ways arranged on the side faces of the support arm.

Furthermore, a base plate which is located on the same vertical plane with the support arm is arranged on the annular frame, a stop plate is fixed at the tail end of the base plate, and a reset assembly which is in contact with the tail end of the support arm is arranged on the stop plate.

Furthermore, the reset assembly comprises a sleeve penetrated by the baffle plate, a push rod penetrates through the sleeve, an extrusion plate and a limiting plate are fixed at the inner end and the outer end of the push rod respectively, a compression spring sleeved on the push rod is arranged between the limiting plate and the baffle plate, and the extrusion plate is in extrusion contact with the tail end of the support arm.

Further, the spiral screwing rod comprises a round rod body and a spiral part fixed on the outer peripheral surface of the round rod body, and the distance between two ends of the spiral part is smaller than the length of the round rod body.

Furthermore, the rotating rod part comprises a rotating shaft which is fixed by a screw screwing rod after a pressing cap penetrates through the rotating shaft, a rotating head with the diameter larger than that of the pressing cap is fixed at the upper end of the rotating shaft, and an insertion groove is formed in the end face of the rotating head.

Furthermore, the transmission mechanism comprises a gear disc which is fixed on the horizontal shaft and is parallel to the side surface of the support arm, the gear disc is connected with a linkage gear set which is fixed with the circumferential surface of the pressing cap through a chain, and the linkage gear set is meshed with a brake gear which is sleeved on the rotating rod part.

Furthermore, the linkage gear set comprises a strip plate parallel to the support arm, the strip plate is parallel to the gear disc, a baffle parallel to the door body is arranged on the side edge of the strip plate, a positioning shaft penetrates through the strip plate, a turning linkage gear and a matching gear connected with a chain are fixed on the positioning shaft, the turning linkage gear is meshed with a crown gear located below the baffle, the crown gear is connected with a vertical shaft rod penetrating through the baffle, and a linkage gear located above the baffle and meshed with the braking gear is fixed on the vertical shaft rod.

Compared with the prior art, the invention has the beneficial effects that: compare in traditional cutting equipment, this product cuts the door body through the cutting chain on the several support arm, realizes cutting a plurality of positions simultaneously, can increase the speed of tearing open to the door body to in the cutting process, can not cause fireman's damage, also need not the higher requirement of environment field of vision definition.

Drawings

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

FIG. 2 is a schematic view of the front view connection structure of the support arm with the annular frame and the pressing cap of the present invention;

FIG. 3 is a cross-sectional view of a support arm according to the present invention;

FIG. 4 is a schematic structural diagram of the reset assembly of the present invention;

FIG. 5 is a schematic view of a rotating rod of the present invention;

FIG. 6 is a schematic top view of the transmission mechanism of the present invention;

FIG. 7 is a side view of the linkage gear set of the present invention;

wherein, 1-annular frame, 2-pressing cap, 3-supporting arm, 4-strip groove, 5-horizontal shaft, 6-gear disc, 7-chain strip part, 8-cutting and grinding projecting tooth, 9-rotating rod part, 10-spiral screw rod, 11-cutting head, 12-positioning plate, 13-penetrating rod, 14-strip slideway, 15-base plate, 16-baffle plate, 17-sleeve, 18-push rod, 19-extrusion plate, 20-limiting plate, 21-compression spring, 22-rotating shaft, 23-rotating head, 24-insertion groove, 25-gear disc, 26-chain, 27-brake gear, 28-strip plate, 29-baffle plate, 30-positioning shaft, 31-direction-changing linkage gear, 32-matching gear, 33-crown gear, 34-vertical shaft rod and 35-linkage gear.

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 4, a door breaking and dismantling device for fire fighting police action comprises a detachable annular frame 1 installed on a door body and a pressing cap 2 arranged with the annular frame 1 and the same central axis, the annular frame 1 and the door body can be connected by cap nails, the annular frame 1 is hinged with support arms 3 arranged around the central array of the annular frame 1, the support arms 3 can slide along the length direction, the tail ends of a plurality of support arms 3 are hinged with the pressing cap 2, each support arm 3 is provided with a strip-shaped groove 4, the strip-shaped grooves 4 are arranged on the lower surface of the support arms 3, the strip-shaped grooves 4 are connected with two gear discs 6 through horizontal shafts 5, a cutting chain is connected between the two gear discs 6, the cutting chain comprises a chain part 7 and cutting and grinding protruding teeth 8 fixed on the outer surface of the chain part 7, after the chain part 7 moves along with the gear discs 6, the cutting and grinding teeth 8 are used for grinding and cutting the surface of the door body, thereby the door body is broken linearly, the plane of the gear disc 6 is arranged vertically to the surface of the door body, the gear disc 6 is connected with a rotating rod part 9 positioned on a pressing cap through a transmission mechanism, the rotating rod part 9 drives the gear disc 6 to rotate, the lower end of the rotating rod part 9 is fixed with a spiral screwing rod 10, the spiral screwing rod 10 is screwed into the door body when the rotating rod part 9 rotates, the lower end of the rotating rod part 9 is fixed with a cone-shaped cutting head 11 which is coaxially arranged with the spiral screwing rod 10, when in use, the mechanism with the rotating function is butted with the rotating rod part 9, then the rotating rod part 9 is controlled to rotate, the spiral screwing rod 10 enters the door body, when the spiral screwing rod 10 enters the door body for a period of time, the cone-shaped cutting head 11 cuts the door body to form a round cutting opening, and the cutting rod 10 enters continuously, the support arm 3 is gradually turned to a state that the lower surface is contacted with the surface of the door body, the cutting strip-shaped opening formed by the door body is communicated with the circular cutting opening through the cutting chain, then the whole body is taken down, the door body can be broken only by impacting the position between the adjacent strip-shaped cutting openings on the door body, the annular frame 1 can be in a circular or square ring shape, when the annular frame is in the circular shape, the number of the support arm 3 can be increased, and when the annular frame is in the square ring shape, the hinge point of the support arm 3 and the annular frame 1 is positioned at the corner end of the annular frame 1, specifically, the annular frame 1 is provided with the positioning plates 12 positioned at the two sides of the support arm 3, the two positioning plates 12 are arranged in parallel, each positioning plate 12 is provided with a penetrating rod 13, the penetrating rod 13 is matched with a strip-shaped slide way 14 arranged on the side surface of the support arm 3, so that when the support arm 3 is turned downwards along with the press cap 2, the support arm 3 can be moved, thereby realizing smooth movement, wherein the annular frame 1 is provided with a base plate 15 which is positioned on the same vertical plane with the support arm 3, the tail end of the base plate 15 is fixed with a baffle plate 16, the baffle plate 16 is provided with a reset component which is contacted with the tail end of the support arm 3, the reset component comprises a sleeve 17 which is penetrated by the baffle plate 16, a push rod 18 penetrates through the sleeve 17, the inner end and the outer end of the push rod 18 are respectively fixed with a squeezing plate 19 and a limiting plate 20, a compression spring 21 which is sleeved on the push rod 18 is arranged between the limiting plate 20 and the baffle plate 16, the squeezing plate 19 is in squeezing contact with the tail end of the support arm 3, through the arrangement of the reset component, the reset of the support arm 3 can be facilitated, the lifting force required when the support arm 3 is turned upwards is reduced, the screw-in rod 10 includes a circular rod body and a screw portion fixed to an outer circumferential surface of the circular rod body, and a distance between both ends of the screw portion is smaller than a length of the circular rod body.

Referring to fig. 5, the rotating rod portion 9 includes a rotating shaft 22 fixed to the screw-in rod 10 after the pressing cap 2 passes through the rotating shaft, a rotating head 23 having a diameter larger than that of the pressing cap 2 is fixed to an upper end of the rotating shaft 22, an insertion groove 24 is formed in an end surface of the rotating head 23, and the insertion groove 24 may be matched with a mechanism having a rotating function, which may be a rocker arm or an electric mechanism.

In addition, referring to fig. 6 and 7, the transmission mechanism includes a gear plate 25 fixed on the horizontal shaft 5 and parallel to the side of the support arm 3, the gear plate 25 is located outside the support arm 3, the gear plate 25 is connected with a linkage gear set fixed with the circumferential surface of the press cap 2 through a chain 26, the linkage gear set is engaged with a brake gear 27 sleeved on the rotating rod part 9, the linkage gear set includes a slat 28 parallel to the support arm 3, the slat 28 is arranged parallel to the gear plate 25, a baffle 29 parallel to the door body is arranged on the side edge of the slat 28, a positioning shaft 30 passes through the slat 28, a direction changing linkage gear 31 and a matching gear 32 connected with the chain 26 are fixed on the positioning shaft 30, the direction changing linkage gear 31 is engaged with a crown gear 33 located below the baffle 29, the crown gear 33 is connected with a vertical shaft lever 34 passed through the baffle 29, a linkage gear 35 located above the baffle 29 and engaged with the brake gear 27 is fixed on the vertical shaft lever 34, like this when the pole portion 9 rotates, brake gear 27 rotates thereupon, drive linkage gear 35 and rotate, crown gear 33 at this moment makes location axle 30 rotate with diversion linkage gear 31 meshing back messenger's, thereby it rotates to drive cooperation gear 32, the transmission through chain 26 this moment, drive toothed disc 6 rotates, thereby make the cutting chain remove, form the cutting to the door body, the traditional setting that need arrange braking power supply alone at every cutting device has been cancelled, thereby portability has been increased.

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.