Disclosure of Invention
The invention aims to provide a danger avoiding cabinet for earthquakes, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a danger avoiding cabinet for earthquakes comprises a danger avoiding cabinet, wherein three barrier plates are fixed on the upper end face of the danger avoiding cabinet, a top cover is further arranged on the upper side of the danger avoiding cabinet, an air ventilation mechanism capable of improving the air condition in the danger avoiding cabinet is further arranged in the danger avoiding cabinet, the air ventilation mechanism comprises an air ventilation cavity with a left opening, a large-hole grid net and a filter screen are fixed in the air ventilation cavity, a lifting cavity with a downward opening is arranged in the upper end wall of the air ventilation cavity, a scraper plate is arranged in the lifting cavity, a lifting groove with a left opening and a spring cavity are arranged in the right end wall of the lifting cavity, a spring groove with a right opening is arranged in the scraper plate, a lifting plate with a left end position and a lifting plate in the spring groove is arranged in the lifting groove, a lifting spring with an upper end connected with the upper end wall of the lifting groove is fixed at the right end of the lifting plate, a lifting spring, the lifting groove is internally provided with a lifting plate and a telescopic spring which can reset the lifting plate, the spring cavity is internally provided with a sealing plate which can seal the lifting cavity and a compression spring which can reset the sealing plate, the right end of the sealing plate is fixedly provided with a rope, the right end of the rope penetrates through the right end wall of the lifting cavity and is connected with the lifting plate, the right end of the lifting plate is also fixedly provided with a thin rope, the ventilating cavity is internally provided with a transmission shaft, the left end of the transmission shaft is fixedly provided with a fan blade and a transmission wheel, the right end wall of the ventilating cavity is internally provided with a ventilating pipeline which is communicated with a space enclosed by the three blocking plates, the transmission wheel is internally provided with two lifting cavities, the lifting cavities are internally provided with lifting rods and connecting springs which can reset the lifting rods, the ventilating cavities are internally provided with annular electromagnets, and the right end of each lifting rod is fixedly provided with an iron rod, the lower end, a reel is further arranged in the ventilation cavity, a sliding hole penetrated by the left end of the transmission shaft is arranged in the reel, the left end of the lifting rod penetrates through the left end wall of the lifting cavity and is positioned in the sliding hole to be contacted with the end wall of the sliding hole, the lower end of the thin rope penetrates through the lower end wall of the lifting groove and is wound on the reel, a driving mechanism capable of controlling the ventilation mechanism to work and controlling the top cover to lift is arranged in the danger prevention cabinet, a receiving mechanism is further arranged in the danger prevention cabinet, an ejection mechanism is arranged in the middle of the barrier plate and comprises a lower pressing cavity with an upward opening and an ejection cavity, a lower pressing block and a lower pressing spring capable of resetting the lower pressing block are arranged in the lower pressing cavity, an ejection rod and an ejection spring capable of resetting the ejection rod are arranged in the ejection cavity, and the ejection cavity is communicated with the lower pressing cavity through the sliding cavity, the lower pressing block is internally provided with a containing hole which runs through the lower pressing block, the ejector rod is internally provided with a limiting groove with a left opening, the sliding cavity is internally provided with a sliding block with a right end positioned in the limiting groove, the lower end wall of the sliding cavity is internally provided with a sliding groove with an upward opening, and the sliding groove is internally provided with a sliding rod connected with the sliding block at the upper end and a sliding spring which can enable the sliding rod to reset.
Preferably, the driving mechanism comprises two driving cavities arranged in the danger avoiding cabinet, the right end of the transmission shaft penetrates through the left side of the driving cavity and is arranged on the right side of the driving cavity, a motor is arranged in the driving cavity and is in power connection with the transmission shaft, a cam is arranged on the transmission shaft in the driving cavity, two pushing plates are arranged in the driving cavity and are arranged on the front side and the rear side of the cam, the pushing plates are connected with the end walls of the driving cavities through pushing springs, four lifting holes with upward openings are arranged in the danger avoiding cabinet, lifting columns with upper ends connected with the top cover are arranged in the lifting holes, and one end of each pushing plate is fixedly provided with a pushing rod, one end of each pushing rod penetrates through the driving cavity and the lower end of each lifting column.
Preferably, the containing mechanism comprises eight cover plates, a containing cavity on the doll is arranged in the danger avoiding cabinet, a reticular separation plate for dividing the containing cavity into nine small spaces is arranged in the containing cavity, a moving cavity penetrating through the containing cavity and the separation plate is further arranged in the danger avoiding cabinet, the upper part and the lower part of the separation plate penetrated by the moving cavity are connected through four connecting columns, and eight cover plates capable of sealing the eight small spaces are arranged in the moving cavity.
Preferably, the ejection mechanism further comprises a rotating groove which is located in the top cover and has an upward opening, the front end wall of the rotating groove and a part of the lower end wall of the rotating groove are communicated with an external space, a rotating shaft is fixed between the left end wall and the right end wall of the rotating groove, a rotating plate is fixed on the rotating shaft, an ejection hole communicated with the external space is formed in the lower end wall of the rotating groove, and a fixing block is fixed on the lower end face of the top cover.
Preferably, the friction between the cam and the transmission shaft is sufficient to cause the transmission shaft to rotate the cam, and the friction between the lifting rod and the end wall of the sliding hole is sufficient to cause the lifting rod to rotate so as to drive the reel to rotate.
Compared with the prior art, the invention has the beneficial effects that: this device simple structure, the simple operation lies on keeping away the dangerous cabinet as personnel, and when the earthquake takes place, can form the space fast and protect personnel, and give the clean air of confined space transport through the ventilation mechanism, guarantees the cleanness of air in the enclosure space, and when the use keeps away the interior goods and materials of dangerous cabinet, the hidden goods and materials just can be taken out to the accessible translation apron, need not rotate the apron in narrow and small space and take out goods and materials, convenient to use person is at the enclosure space internalization.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, wherein for ease of description the orientations described hereinafter are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.
Referring to fig. 1-6, an embodiment of the present invention is shown: a danger avoiding cabinet for earthquake comprises a danger avoiding cabinet 1, wherein three blocking plates 2 are fixed on the upper end face of the danger avoiding cabinet 1, a top cover 5 is further arranged on the upper side of the danger avoiding cabinet 1, a ventilation mechanism 63 capable of improving the air condition in the danger avoiding cabinet 1 is further arranged in the danger avoiding cabinet 1, the ventilation mechanism 63 comprises a ventilation cavity 3 with a left opening, a large-hole grid 6 and a filter screen 38 are fixed in the ventilation cavity 3, a lifting cavity 45 with a downward opening is arranged in the upper end wall of the ventilation cavity 3, a scraper 46 is arranged in the lifting cavity 45, a lifting groove 50 with a left opening and a spring cavity 56 are arranged in the right end wall of the lifting cavity 45, a spring groove 49 with a right opening is arranged in the scraper 46, a lifting plate 48 with a left end position and the spring groove 49 is arranged in the lifting groove 50, a lifting spring 47 with an upper end connected with the upper end wall of the lifting groove 50 is fixed on the lifting plate 48, a lifting spring 44 connected with the lower end wall of the spring groove 49 is fixed at the left end of the lifting plate 48, a lifting plate 52 and a telescopic spring 54 capable of resetting the lifting plate 52 are further arranged in the lifting groove 50, a sealing plate 57 capable of sealing the lifting cavity 45 and a compression spring 55 capable of resetting the sealing plate 57 are arranged in a spring cavity 56, a rope 53 with the right end penetrating through the right end wall of the lifting cavity 50 and connected with the lifting plate 52 is fixed at the right end of the sealing plate 57, a thin rope 51 is further fixed at the right end of the lifting plate 48, a transmission shaft 15 is further arranged in the ventilation cavity 3, a fan blade 36 and a transmission wheel 42 are fixed at the left end of the transmission shaft 15, a ventilation pipeline 33 communicated with a space enclosed by three blocking plates 2 is further arranged in the right end wall of the ventilation cavity 3, two lifting cavities 39 are arranged in the transmission wheel 42, a lifting rod 40 and a connecting spring 43 capable of resetting the lifting rod 4 are arranged in the lifting cavity 39, an annular electromagnet 34 is arranged in the ventilation cavity 3, an iron rod 41 with the lower end penetrating through the driving wheel 42 and attracted with the annular electromagnet 34 is fixed at the right end of the lifting rod 40, a reel 35 is further arranged in the ventilation cavity 3, a sliding hole 37 penetrated through by the left end of the transmission shaft 15 is arranged in the reel 35, the left end of the lifting rod 4 penetrates through the left end wall of the lifting cavity 39 and is positioned in the sliding hole 37 to be contacted with the end wall of the sliding hole 37, the lower end of the thin rope 51 penetrates through the lower end wall of the lifting groove 50 and is wound on the reel 35, a driving mechanism 65 capable of controlling the operation of the ventilation mechanism 63 and the lifting of the top cover 5 is arranged in the danger prevention cabinet 1, a containing mechanism 64 is further arranged in the danger prevention cabinet 1, an ejection mechanism 66 is arranged in the middle of the blocking plate 2, and the ejection mechanism 66 comprises a lower pressing cavity 26 with an upward opening and, the push-down mechanism is characterized in that a push-down block 28 and a push-down spring 25 capable of resetting the push-down block 28 are arranged in the push-down cavity 26, an ejector rod 30 and a push-out spring 31 capable of resetting the ejector rod 30 are arranged in the ejector cavity 32, the ejector cavity 32 is communicated with the push-down cavity 26 through a sliding cavity 62, a containing hole 27 penetrating through the push-down block 28 is formed in the push-down block 28, a limiting groove 61 with a leftward opening is formed in the ejector rod 30, a sliding block 29 with a right end located in the limiting groove 61 is arranged in the sliding cavity 62, a sliding groove 59 with an upward opening is formed in the lower end wall of the sliding cavity 62, and a sliding rod 60 with an upper end connected with the sliding block 29 and a sliding spring 58 capable of resetting the sliding rod 60 are arranged in the sliding groove 59.
Advantageously, the driving mechanism 65 includes two driving cavities 13 located in the safety cabinet 1, the right end of the transmission shaft 15 penetrates through the left driving cavity 13 and is located in the right driving cavity 13, a motor 16 in power connection with the transmission shaft 15 is disposed in the right driving cavity 13, a cam 14 is slidably connected to the transmission shaft 15 located in the driving cavity 13, two pushing plates 12 located on the front and rear sides of the cam 14 are disposed in the driving cavity 13, the pushing plates 12 are connected to the end walls of the driving cavity 13 through pushing springs 17, four lifting holes 19 with upward openings are disposed in the safety cabinet 1, a lifting column 4 with an upper end connected to the top cover 5 is disposed in the lifting hole 19, and a pushing rod 18 with one end penetrating through the driving cavity 13 and the lower end of the lifting column 4 is fixed to one end of the pushing plates 12.
Beneficially, the containing mechanism 64 includes eight cover plates 9, the storage chamber 7 on the doll image is arranged in the danger avoiding cabinet 1, the storage chamber 7 is internally provided with a net-shaped partition plate 8 which divides the storage chamber 7 into nine small spaces, the danger avoiding cabinet 1 is also internally provided with a moving chamber 11 which penetrates through the storage chamber 7 and the partition plate 8, the upper part and the lower part of the partition plate 8 which are penetrated by the moving chamber 11 are connected through four connecting columns 10, and the moving chamber 11 is internally provided with eight cover plates 9 which can seal eight small spaces.
Advantageously, the ejection mechanism 66 further includes a rotating groove 21 located in the top cover 5 and having an upward opening, a front end wall and a part of a lower end wall of the rotating groove 21 are both communicated with an external space, a rotating shaft 24 is fixed between a left end wall and a right end wall of the rotating groove 21, a rotating plate 22 is fixed on the rotating shaft 24, an ejection hole 23 communicated with the external space is arranged in the lower end wall of the rotating groove 21, and a fixed block 20 is fixed on the lower end surface of the top cover 5.
Advantageously, the friction between the cam 14 and the transmission shaft 15 is sufficient to cause the transmission shaft 15 to rotate the cam 14, and the friction between the lifting lever 40 and the end wall of the sliding hole 37 is such as to cause the reel 36 to rotate when the lifting lever 40 rotates.
The specific use mode is as follows: in the operation of the invention, when an earthquake occurs, the motor 16 operates to drive the transmission shaft 15 to rotate, so as to drive the cam 14 to rotate, so that the two push plates 12 approach to the cam 14 under the action of the push spring 17, so as to drive the push rod 18 to separate from the lifting column 4, so that the lifting column 4 and the top cover 5 descend under the action of gravity, the top cover 5 descends, so that the lower end of the fixed block 20 enters the lower pressing cavity 26, so as to lower the lower pressing block 28, after the accommodating hole 27 is communicated with the sliding cavity 62, the sliding spring 58 resets to drive the sliding rod 60 to move backwards, so as to drive the sliding block 29 to leave the limiting groove 61, so that the ejector rod 30 is ejected upwards under the action of the ejector spring 31, so as to enable the ejector rod 30 to penetrate through the ejector hole 23, so as to drive the upper end of the ejector rod 30 to drive the rotating plate 22 to move upwards, therefore, the rotating plate 22, the three blocking plates 2, the top cover 5 and the danger avoiding cabinet 1 form a closed space, and danger is avoided conveniently;
the motor 16 continues to drive the transmission shaft 15 to rotate, and due to the restriction between the push rod 18 and the lifting column 4, the push plate 12 cannot move, so that the cam 14 can rotate along with the transmission shaft 15 again, and the rotation of the cam 15 drives the fan blade 36 and the transmission wheel 42 to rotate, so that the lifting rod 40 is driven to rotate, so that the reel 35 rotates, so that the thin rope 51 is wound up, so that the lifting plate 48 descends, so that the lifting spring 47 stretches, the lifting spring 44 compresses, the lifting plate 52 descends to drive the lifting plate 52 to descend, so that the rope 53 pulls the closing plate 57, when the closing plate 57 moves rightwards and the restricting scraper 46 descends, the scraper 46 moves downwards under the action of the lifting spring 44, so that the scraper 46 clears the dust accumulated on the filter screen 38, and after the scraper 46 descends to the lowest side, the annular electromagnet 34 does not work any more, so that the annular electromagnet is not attracted with the iron rod 41, so that the lifting rod 40 is reset under the action of the connecting spring 43 and is not in contact with the reel 35, the lifting spring 47 is reset at the moment, the lifting plate 48, the lifting plate 52 and the expansion spring 54 are reset, the scraper 46 is reset, the closing plate 57 is reset after the scraper 46 is reset, the thin rope 51 is not wound on the reel 35, the annular electromagnet 34 works again at the moment and is attracted with the iron rod 41, the lifting rod 4 is in contact with the reel 35 again, the reel 35 is driven to rotate and wind the thin rope, and the lifting spring 47 is stretched again;
when the personnel are protected by the device, the supplies in the little space are taken out to eight apron 9 of accessible translation, wait for the rescue.
The invention has the beneficial effects that: this device simple structure, the simple operation lies on keeping away the dangerous cabinet as personnel, and when the earthquake takes place, can form the space fast and protect personnel, and give the clean air of confined space transport through the ventilation mechanism, guarantees the cleanness of air in the enclosure space, and when the use keeps away the interior goods and materials of dangerous cabinet, the hidden goods and materials just can be taken out to the accessible translation apron, need not rotate the apron in narrow and small space and take out goods and materials, convenient to use person is at the enclosure space internalization.
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. Any reference sign in a claim should not be construed as limiting the claim concerned.