CN212439745U

CN212439745U - Door breaking device convenient to carry

Info

Publication number: CN212439745U
Application number: CN201922379844.2U
Authority: CN
Inventors: 姚琴
Original assignee: Dingdian Intelligent Technology Jiangsu Co ltd
Current assignee: Dingdian Intelligent Technology Jiangsu Co ltd
Priority date: 2019-12-26
Filing date: 2019-12-26
Publication date: 2021-02-02
Anticipated expiration: 2029-12-26

Abstract

The utility model discloses a broken door device convenient to carry, comprising a cylinder body, the bull stick through-hole that has the symmetry is opened to cylinder body bottom both sides, and two bull stick through-holes peg graft through the bearing and have the bull stick, peg graft in bull stick central authorities has the gear, and the bull stick all welds the runner in the outside both ends of cylinder body, the cylinder body is located bull stick through-hole top inner wall sliding connection and has first piston piece, and the welding of first piston piece bottom has the rack. The utility model discloses insert near the crack of lock with the contact pin in, on being fixed in wall body or shop front with PMKD, rotatory runner breaks open, and the noise is little when breaking open the door, and the impaired degree of breaking open the back door is low, and this broken door device simple structure itself, dead lever and fixed plate can fold the shrink through articulated in can putting into the protective housing of looks adaptation, and protective housing has tied baldric, portable.

Description

Door breaking device convenient to carry

Technical Field

The utility model discloses broken door technical field especially relates to a broken door gear convenient to carry.

Background

The door breaking mode that ordinary people used now mainly has, knocks open with the human body, perhaps smashes open with blunt ware, can all harm the door like this, and can produce huge noise and have certain danger when striking the door, and current fire fighter uses just to break and tear large-scale equipment such as hydraulic tong open, also can produce the noise during the use, and difficult carrying.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable door breaking device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a broken door device convenient to carry, includes the cylinder body, the bull stick through-hole that has the symmetry is opened to cylinder body bottom both sides, and two bull stick through-holes peg graft through the bearing and have the bull stick, peg graft in bull stick central authorities has the gear, and the bull stick all welds in the outside both ends of cylinder body has the runner, the cylinder body is located bull stick through-hole top inner wall sliding connection has first piston piece, and the welding of first piston piece bottom has the rack, the cylinder body is located the second piston piece of inner wall sliding connection directly over the first piston piece, and the vertical upwards welding in second piston piece top has a piston post, the welding of plug post top has the broken head, and the most advanced welding of broken head top has the contact pin, the outer wall of cylinder body both sides articulates there is the dead lever, and the terminal fixed base that all welds of two dead levers.

Preferably, the cylinder body is provided with a protection shell matched with the cylinder body, the outer wall of one side of the protection shell is hinged with a shoulder strap, the bottom of the protection shell is screwed with a shell interface, the outer wall of one side of the protection shell is sewed with a storage bag, and a screwdriver is placed in the storage bag.

Preferably, the cylinder body is divided into an upper half part and a lower half part, the diameter of the lower half part of the cylinder body is larger than that of the upper half part of the cylinder body, and hydraulic oil is filled between the first piston sheet and the second piston sheet.

Preferably, the breaking head is in a conical column structure.

Preferably, the gear and the rack are meshed with each other.

Preferably, the fixing hole is provided with a matched screw.

The utility model has the advantages that:

1. the contact pin is inserted into a door slot near the door lock, the fixing bottom plate is fixed on a wall body or a door surface, the rotating wheel is rotated to break and tear open, the noise is low when the door is broken, and the damage degree of the broken and torn door is low.

2. The door breaking device is simple in structure, the fixed rod and the fixed plate can be folded and contracted through hinging to be placed into the matched protective shell, and the protective shell is bolted with the shoulder belt, so that the door breaking device is convenient to carry.

Drawings

Fig. 1 is a schematic sectional structure view of a portable door breaking device according to the present invention;

fig. 2 is a schematic view of a storage structure of the portable door-breaking device of the present invention.

In the figure: the device comprises a cylinder body 1, a rotating rod 2 through hole, a rotating rod 3, a rotating wheel 4, a gear 5, a first piston sheet 6, a rack 7, a second piston sheet 8, a piston column 9, a breaking head 10, a pin 11, a fixed rod 12, a fixed base 13, a fixed hole 14, a protective shell 15, a shell connector 16, a shoulder strap 17 and a screwdriver 18.

Detailed Description

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

Referring to fig. 1-2, a portable door breaking device comprises a cylinder body 1, wherein two sides of the bottom of the cylinder body 1 are provided with symmetrical rotating rod through holes 2, two rotating rod through holes 2 are inserted with rotating rods 3 through bearings, the center of each rotating rod 3 is inserted with a gear 5, rotating wheels 4 are welded at two ends of each rotating rod 3 outside the cylinder body 1, the gears 5 and racks 7 are mutually engaged, the inner wall of the cylinder body 1 above the rotating rod through holes 2 is slidably connected with a first piston sheet 6, the bottom of the first piston sheet 6 is welded with the racks 7, the cylinder body 1 is divided into an upper half part and a lower half part, the diameter of the lower half part of the cylinder body 1 is larger than that of the upper half part of the cylinder body 1, hydraulic oil is filled between the first piston sheet 6 and a second piston sheet 8, the inner wall of the cylinder body 1 above the first piston sheet 6 is slidably connected with the second piston sheet 8, and a column 9 is vertically upwards piston welded at, the welding of the 9 top of stopper post has broken head 10 of tearing open, and the sharp-end welding in broken head 10 top has contact pin 11, broken head 10 of tearing open is the awl post structure, 1 both sides outer wall of cylinder body articulates there is dead lever 12, and two dead lever 12 ends all weld and have unable adjustment base 13, fixed adjustment base 13 four corners has all been opened fixed orifices 14, fixed orifices 14 is furnished with the screw of looks adaptation, cylinder body 1 is furnished with the protecting sheathing 15 of looks adaptation, and 15 one side outer walls of protecting sheathing articulate has baldric 17, and 15 bottom spiro unions of protecting sheathing have

shell interface

16, 15 one side outer walls of protecting sheathing have sewed up the storing bag, and have placed screwdriver 18 in the storing bag.

The working principle is as follows: when the door breaking device is used, the door breaking device is taken out of the protective shell 15, the inserting pin 11 is inserted into the position near the door lock, the fixed rod 12 is unfolded, the fixed base 13 is fixed on a door panel or a wall body to be fixed, the rotating wheel 4 starts to rotate, the breaking head 10 is extruded to the gap in the door, the door is expanded towards two sides, the door of the door is broken by unfolding the fixed structure of the door lock, the fixed base 13 is loosened after the door is broken, and the door breaking device is taken into the protective shell 15.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A portable door breaking device comprises a cylinder body (1) and is characterized in that symmetrical rotating rod through holes (2) are formed in two sides of the bottom of the cylinder body (1), rotating rods (3) are inserted into the two rotating rod through holes (2) through bearings, a gear (5) is inserted into the center of each rotating rod (3), rotating wheels (4) are welded at two ends of each rotating rod (3) outside the cylinder body (1), a first piston sheet (6) is connected to the inner wall of the cylinder body (1) above the rotating rod through holes (2) in a sliding mode, a rack (7) is welded at the bottom of each first piston sheet (6), a second piston sheet (8) is connected to the inner wall of the cylinder body (1) above the first piston sheet (6) in a sliding mode, a piston column (9) is welded to the top of the second piston sheet (8) vertically upwards, a breaking head (10) is welded at the top end of each piston column (9), and a contact pin (11) is welded at the top of each breaking head, the outer wall of two sides of the cylinder body (1) is hinged with fixing rods (12), fixing bases (13) are welded at the tail ends of the two fixing rods (12), and fixing holes (14) are formed in four corners of each fixing base (13).

2. The portable door breaking device according to claim 1, wherein the cylinder body (1) is provided with a matched protective shell (15), a shoulder strap (17) is hinged on the outer wall of one side of the protective shell (15), a shell interface (16) is screwed at the bottom of the protective shell (15), a storage bag is sewed on the outer wall of one side of the protective shell (15), and a screwdriver (18) is placed in the storage bag.

3. A portable door-breaking device according to claim 1, characterized in that the cylinder (1) is divided into an upper half and a lower half, the diameter of the lower half of the cylinder (1) is larger than that of the upper half of the cylinder (1), and hydraulic oil is filled between the first piston plate (6) and the second piston plate (8).

4. A portable door-breaking device according to claim 1, characterized in that said breaking head (10) is of a conical-cylindrical configuration.

5. A portable door breaking device according to claim 1, characterized in that the gear (5) is intermeshed with a rack (7).

6. A portable door breaking device according to claim 1, characterized in that the fastening holes (14) are provided with adapted screws.