CN117095500B - Security alarm door magnetic device for door switch detection - Google Patents
Security alarm door magnetic device for door switch detection Download PDFInfo
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- CN117095500B CN117095500B CN202311353584.6A CN202311353584A CN117095500B CN 117095500 B CN117095500 B CN 117095500B CN 202311353584 A CN202311353584 A CN 202311353584A CN 117095500 B CN117095500 B CN 117095500B
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- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 241000252254 Catostomidae Species 0.000 claims abstract description 9
- 230000006835 compression Effects 0.000 claims description 12
- 238000007906 compression Methods 0.000 claims description 12
- 238000010030 laminating Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 230000037081 physical activity Effects 0.000 description 4
- 235000014676 Phragmites communis Nutrition 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 230000001960 triggered effect Effects 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B13/00—Burglar, theft or intruder alarms
- G08B13/02—Mechanical actuation
- G08B13/08—Mechanical actuation by opening, e.g. of door, of window, of drawer, of shutter, of curtain, of blind
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16M—FRAMES, CASINGS OR BEDS OF ENGINES, MACHINES OR APPARATUS, NOT SPECIFIC TO ENGINES, MACHINES OR APPARATUS PROVIDED FOR ELSEWHERE; STANDS; SUPPORTS
- F16M13/00—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles
- F16M13/02—Other supports for positioning apparatus or articles; Means for steadying hand-held apparatus or articles for supporting on, or attaching to, an object, e.g. tree, gate, window-frame, cycle
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Transmission Devices (AREA)
- Burglar Alarm Systems (AREA)
Abstract
The invention discloses a security alarm door magnetic device for door switch detection, which comprises a shell and a housing, and is characterized in that a plurality of symmetrical suckers are fixedly connected to one sides of the shell and the housing, cavities corresponding to the suckers are formed in the inner cavities of the shell and the housing, a piston is connected in a sliding manner in the cavities, a sliding groove is formed in the upper end of the shell, a sliding block is connected in the sliding groove, which is close to one side of the housing, the upper end of the housing is provided with a driven piece matched with the sliding block, a driven block is arranged at the lower end of the sliding block, and the driven block is connected with the input end of the driven piece through an extension rod. According to the invention, the driven block and the first rack move along with the sliding block, when the sliding block slides, the first rack drives the gear to rotate, and then the screw rod drives the piston to be far away from the sucker, so that negative pressure is formed in the cavity, and the shell is stably fixed on the door.
Description
Technical Field
The invention relates to the field of safety protection devices, in particular to a security alarm door magnetic device for door switch detection.
Background
Door magnetism is often used in our lives and can be used for theft prevention. The general door magnetic device works in the principle that when the magnetic strip approaches the door magnetic controller, the reed switch is turned on from off, so that the controller is triggered to act. When the magnetic stripe is far away, the reed switch is turned from on to off, and the controller is triggered to act. The door magnetic controller can select whether to give an alarm according to the setting, and the working principle of the door magnetic device is that when the magnetic stripe approaches the door magnetic controller, the reed switch is turned on from off, so that the door magnetic controller is triggered to act. The controller uses the WiFi module to carry out wireless communication, carries out APP alarm or links other equipment to carry out alarm.
As disclosed in chinese patent publication No. CN207409080U, a door magnetic device comprises a magnet provided on a door and window frame, and a door magnetic body provided on a door and window sash, wherein the door magnetic body comprises a magnetic sensor, an infrared sensing unit, a communication unit and a processing unit; the magnetic sensor is used for sensing the magnet and sending a signal representing the sensed magnet to the processing unit, and the infrared sensing unit senses human body activity and sends a signal representing the human body activity to the processing unit; the processing unit receives the signals of the sensed magnet and the signals of the human body activity, and the processing unit sends the received signals of the sensed magnet and the signals of the human body activity to an external device through the communication unit.
The door magnetic device in the device is adhered to the door or the window through self-adhesive glue and the like, the door magnetic device is installed after the positions of the shell and the housing are required to be repeatedly compared during installation, and for some house renters, the door magnetic device is difficult to detach and repeatedly use when moving in a self-adhesive glue fixing mode, and glue marks are easy to leave on the door or the device.
Disclosure of Invention
The invention aims to provide a security alarm door magnetic device for door switch detection, which is used for solving the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
the utility model provides a security protection warning door magnetic device for door switch detects, includes casing and magnetic stripe shell, the equal fixedly connected with of casing and shell one side a plurality of symmetrical sucking discs, the cavity that corresponds with the sucking disc has all been seted up to casing and shell inner chamber, sliding connection has the piston in the cavity, the spout has been seted up to the casing upper end, one side sliding connection who is close to the shell in the spout has the slider, the shell upper end is provided with the follower that the cooperation slider was used, the slider lower extreme is provided with the follower, connect through the extension pole between follower and the follower input, works as when the shell is kept away from to the slider can drive follower and follower horizontal migration, thereby drive the piston is towards the direction horizontal migration who keeps away from the sucking disc, and then forms the negative pressure in the cavity.
As a further scheme of the invention: extension rod fixed connection is in slider lower extreme bottom, extension rod one side laminating is provided with driven piece, sets up the piston of casing inner chamber is kept away from the equal fixedly connected with branch in one end middle part of sucking disc, the branch is kept away from the common fixedly connected with connecting key of one end of piston, connecting key and casing inner chamber sliding elastic connection, through rope fixed connection between connecting key middle part and the driven piece lower extreme, driven piece lower extreme place plane is less than extension rod lower extreme place plane.
As a further scheme of the invention: the driven piece comprises a first rack, one end sliding connection of driven piece is kept away from to first rack and extension rod, first rack and shell upper end one side sliding connection, first rack below is provided with the symmetrical gear, the gear rotates with the shell inner chamber to be connected, wherein is located the top the gear meshes with first rack, and the symmetry the one end middle part threaded connection that the gear is close to the piston has the screw rod, the one end and the piston fixed connection that the gear was kept away from to the screw rod, one side middle part rotation that the sucking disc was kept away from to the gear is connected with the cover shell, the one end and the inner chamber fixed connection of shell that the gear was kept away from to the cover shell.
As a further scheme of the invention: the shell is hollow, the length of the inner cavity of the shell is larger than that of the cavity, the diameter of the inner cavity of the shell is larger than that of the screw, one side, away from the shell, of the gear is provided with a second rack which is vertically and slidably connected with the shell, and the second rack is meshed with the symmetrical gears simultaneously.
As a further scheme of the invention: the first rack and the second rack are staggered, a sliding rod is fixedly connected to one side, close to the casing, of the first rack, and a driven plate is connected to one end, far away from the first rack, of the sliding rod in a sliding mode.
As a further scheme of the invention: the driven plate is connected with the shell in a vertical sliding mode, the middle of the lower end of the driven plate is provided with a clamping groove, the side wall of the driven plate is provided with a driven groove matched with the sliding rod, the driven groove comprises a straight groove and a chute, the straight groove is fixedly connected with the chute, and the length of the straight groove is larger than the radius of the gear.
As a further scheme of the invention: the sliding block is characterized in that a compression bar elastically connected with the sliding block is arranged in the middle of the inner cavity of the sliding block, the compression bar is an L-shaped bar and consists of a horizontal block and a vertical block, the vertical block is elastically connected with the sliding block, a limit groove matched with the horizontal block is formed in the upper portion of the inner cavity of the shell, the limit groove consists of a horizontal groove and a vertical groove, and a limit piece used for limiting a driven block is arranged at the bottom of the inner cavity of the sliding groove.
As a further scheme of the invention: the limiting piece comprises a connecting rod, the middle part of the lower end of the connecting rod is vertically and elastically connected in a sliding mode through a spring, the lower end of the connecting rod is fixedly connected with a symmetrical balancing rod, one side, far away from the shell, of the upper end of the connecting rod is fixedly connected with a clamping block, and one side, close to the shell, of the upper end of the connecting rod is fixedly connected with a driving block.
Compared with the prior art, the invention has the beneficial effects that:
through the sucking disc that sets up the symmetry at casing and shell back first preliminary with casing and shell adsorb and fix on the door to can adapt to the interval that exists when the installation between casing and the shell through sliding connection between first rack and the extension rod, through setting up driven piece and first rack and along with the slider removal, can drive gear rotation when sliding the slider through first rack and then drive the piston through the screw rod and keep away from the sucking disc thereby form the negative pressure in the cavity and thereby fix the shell steady on the door, and thereby the removal of driven piece can drive the piston through rope pulling connecting key and keep away from the sucking disc and thereby form the negative pressure in the cavity, and then fix the casing on the door, and the spacing groove can carry out spacingly with the slider after moving, when dismantling, the fixture block can be spacing with driven piece, thereby can separate with the slider and avoid the cavity pressure release in the casing when slider back movement, and first rack can be fixed earlier and support the shell and avoid it to drop, then the slider can promote the drive the piece to move down thereby remove the spacing of fixture block to driven piece, and the connecting key can be automatic thereby rebound the fixed of casing, can be fast and install and dismantle and can not remain on the door from the glue.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic view showing the internal structure of the housing and the outer case in the present invention.
FIG. 3 is a schematic view of the structure of the area A in FIG. 2 according to the present invention.
Fig. 4 is a schematic structural view of the follower in the present invention.
Fig. 5 is a schematic view of the structure of the B region in fig. 4 according to the present invention.
Fig. 6 is a schematic structural diagram of a connecting key in the present invention.
FIG. 7 is a schematic view of the internal structure of the slider according to the present invention.
Fig. 8 is a schematic structural view of a limiting member in the present invention.
Fig. 9 is a schematic structural view of a driven block in the present invention.
Fig. 10 is a schematic view of the structure of the region C in fig. 9 according to the present invention.
In the figure: 1. a housing; 2. a suction cup; 3. a housing; 4. a chute; 5. a slide block; 6. a connecting key; 7. a rope; 8. a follower; 81. a casing; 82. a gear; 83. a first rack; 84. a driven plate; 85. a screw; 86. a second rack; 87. a slide bar; 9. a piston; 10. a compression bar; 11. a limit groove; 12. a limiting piece; 121. a connecting rod; 122. a driving block; 123. a balance bar; 124. a clamping block; 13. a support rod; 14. a driven block; 15. an extension rod; 16. a driven groove; 161. a straight groove; 162. a chute; 17. a clamping groove.
Detailed Description
Referring to fig. 1-3, in the embodiment of the invention, a security alarm door magnetic device for door switch detection comprises a shell 1 and a shell 3, wherein a plurality of symmetrical suckers 2 are fixedly connected to one sides of the shell 1 and the shell 3, a battery, a chip and magnetic poles are arranged in the inner cavity of the shell 1, a magnetic stripe is arranged in the middle of the inner cavity of the shell 3, the door magnetic switch wakes up the chip in the shell 1 mainly through the magnetic force of the magnetic stripe and is used for detecting the state and alarm of a door, namely, when the shell 3 and the shell 1 are relatively far away from each other, the alarm is sent out, cavities corresponding to the suckers 2 are formed in the inner cavities of the shell 1 and the shell 3, a piston 9 is connected in a sliding manner, one side of the piston 9, which is far away from the suckers 2, of the inner cavity of the shell 3 is fixedly connected with a screw rod 85, one side, which is far away from the suckers 2, of the piston 9, of the inner cavity of the shell 1 is fixedly connected with a supporting rod 13, a sliding groove 4 is formed in the upper end of the shell 1, one side, which is close to the shell 3, of the inner cavity of the sliding groove 4 is connected with a sliding block 5, a driven piece 8 matched with the sliding block 5 is arranged at the upper end of the shell 3, the sliding piece 5, the lower end of the sliding block 5 is provided with a driven piece 14, namely, when the driven piece 14 is arranged, the driven piece 15, and the driven piece 2 is relatively far away from the sliding piece, when the sliding piece 8 is relatively, the sliding piece 15, the sliding piece 2, the driven piece 2, and the driven piece 2 is horizontally, and the driven piece 3 is driven by the driving end and the driving the driven piece 2, and the piston 3 and the horizontal piece 2.
Extension pole 15 fixed connection is in slider 5 lower extreme bottom, extension pole 15 one side laminating is provided with driven piece 14, the equal fixedly connected with branch 13 in the middle part of the one end that piston 9 kept away from sucking disc 2 of setting in casing 1 inner chamber, the one end that piston 9 was kept away from to branch 13 is fixedly connected with connecting key 6 jointly, connecting key 6 and casing 1 inner chamber slip elastic connection, through rope 7 fixed connection between connecting key 6 middle part and the driven piece 14 lower extreme, wherein driven piece 14 lower extreme place plane is less than extension pole 15 lower extreme plane place, rope 7 is when along with driven piece 14 removal, rope 7 can laminate at the lower terminal surface of extension pole 15, thereby make rope 7 more smooth and easy at the in-process of removal, thereby drive driven piece 14 along with slider 5 through extension pole 15 butt joint driven piece 14 when slider 5 moves, driven piece 14 drives connecting key 6 and moves towards the direction of keeping away from sucking disc 2 through pulling rope 7, thereby drive piston 9 is in the cavity towards the direction of keeping away from sucking disc 2, thereby form negative pressure in the cavity and thereby firmly fix the absorption of casing 1 on the door, and in the removal of slider 5, and in extension pole 15 can drive driven piece 8 and carry out the shell 3 through extension pole 8 and fix outside through the fixed casing 8 in the removal of slider 5.
Referring to fig. 4-5, the driven member 8 includes a first rack 83, where the first rack 83 is slidingly connected with an end of the extension rod 15 away from the driven block 14, that is, when the space between the door and the door frame is too large during installation, the distance between the housing 3 and the shell 1 is different, the first rack 83 slidingly connected with one side of the upper end of the housing 3 can fill the difference, a symmetrical gear 82 is disposed below the first rack 83, the gear 82 is rotationally connected with the inner cavity of the housing 3, where the gear 82 located above is meshed with the first rack 83, that is, when the first rack 83 moves along with the extension rod 15, the first rack 83 drives the gear 82 to rotate anticlockwise, the middle part of one end of the symmetrical gear 82 close to the piston 9 is screwed with a screw 85, one end of the screw 85 away from the gear 82 is fixedly connected with the piston 9, the middle part of one side of the gear 82 away from the sucker 2 is rotationally connected with a casing 81, one end of the casing 81 away from the gear 82 is fixedly connected with the inner cavity of the shell 3, the casing 81 is hollow, the length of the inner cavity of the casing 81 is larger than that of the cavity, namely, the piston 9 can be driven by the screw rod 85 to move to one end of the cavity away from the sucker 2, in the anticlockwise rotation process of the gear 82, the rotating gear 82 can drive the screw rod 85 to move towards the direction away from the sucker 2, so that negative pressure is formed in the cavity, and a second rack 86 which is vertically and slidingly connected with the shell 3 is arranged on one side of the gear 82 away from the shell 1, the second rack 86 is meshed with the symmetrical gear 82 at the same time, the first rack 83 and the second rack 86 are staggered mutually, are not contacted mutually in the moving process, the motion of each other can not be influenced, namely, in the rotating process of the gear 82, the symmetrical cavity simultaneously forms negative pressure, the first rack 83 is fixedly connected with a slide bar 87 near one side of the casing 81, one end of the slide bar 87 far away from the first rack 83 is slidingly connected with a driven plate 84, the driven plate 84 is vertically and slidingly connected with the housing 3, a clamping groove 17 is formed in the middle of the lower end of the driven plate 84, a driven groove 16 matched with the slide bar 87 is formed in the side wall of the driven plate 84, the driven groove 16 comprises a straight groove 161 and a chute 162, the straight groove 161 is fixedly connected with the chute 162, when the first rack 83 does not move, the slide bar 87 is positioned at one end of the straight groove 161 far away from the chute 162, the straight groove 161 and the chute 162 are matched with the slide bar 87 to drive the driven plate 84 to move in the vertical direction, the length of the straight groove 161 is larger than the radius of the gear 82, namely, after one end of the first rack 83 far away from the extension rod 15 is separated from the top end of the gear 82, the slide bar 87 enters the chute 162 to drive the driven plate 84 to move downwards, therefore, the clamping groove 17 is clamped with the gear 82 to limit the rotation of the gear 82, the gear 82 can be limited by the clamping groove 17 after being separated from the first rack 83, the shell 3 is stably fixed, the driven plate 84 moves downwards after the gear 82 is separated from the first rack 83, the situation that the gear 82 is limited due to the fact that the driven plate 84 moves downwards in the rotating process of the gear 82 is avoided, the first rack 83 is blocked is avoided, in addition, in the installation process, only the shell 1 and the shell 3 need to be simultaneously pressed onto a door and a door frame, then negative pressure can be formed in a cavity at the same time by the sliding block 5, the fixation of the shell 1 and the shell 3 is completed at the same time, the distance between the shell 1 and the shell 3 is fixed when the shell 1 and the shell 3 are not installed, and the distance between the shell 3 and the shell 1 is not repeatedly corrected when the shell 1 is installed.
Referring to fig. 6-10, in order to make the slider 5 move to one end far away from the chute 4, the slider 10 is not affected by the elastic connection with the housing 1 and moves, so the middle part of the inner cavity of the slider 5 is provided with a compression bar 10 elastically connected with the slider 5, the compression bar 10 is an L-shaped bar, which is composed of a horizontal block and a vertical block, the vertical block is elastically connected with the slider 5, the upper part of the inner cavity of the housing 1 is provided with a limit groove 11 matched with the horizontal block, the limit groove 11 is composed of a horizontal groove and a vertical groove 161, when the compression bar 10 moves to the junction of the horizontal groove and the vertical groove 161 along with the slider 5, the compression bar 10 is sprung up to enable the horizontal block to move to the vertical groove 161 from the horizontal groove, so that the limitation of the compression bar 10 is completed, and then the slider 5 is limited by the compression bar 10, and at this moment, the connecting key 6 is transmitted to the driven block 14 through the rope 7, so that the slider 5 does not move, when the housing 1 needs to be dismounted, only the compression bar 10 needs to be pressed down, so that the horizontal block returns to the horizontal groove, then the slider 5 returns to the initial position, the inside the cavity, the limit groove 11 is formed, when the housing 1 needs to be dismounted, but the housing 3 is firstly, the manual release from the housing 3 is not needed, and the manual release from the housing 3 is caused, and the manual release is completed, if the housing 3 is firstly, and the manual release is caused, and the manual release is carried out from the housing 3 when the housing 1, and the housing is firstly, and the housing is brought to the manual release 3 when the housing is brought to the housing 3.
The bottom of the inner cavity of the chute 4 is provided with a limiting piece 12 used for limiting the driven block 14, the limiting piece 12 comprises a connecting rod 121, the middle part of the lower end of the connecting rod 121 is vertically and elastically connected in a sliding manner through a spring, the lower end of the connecting rod 121 is fixedly connected with a symmetrical balance rod 123, the state of the connecting rod 121 can be more stable in the process of moving the connecting rod 121 up and down, one side of the upper end of the connecting rod 121, which is far away from the shell 3, is fixedly connected with a clamping block 124, one side of the upper end of the connecting rod 121, which is near the shell 3, is fixedly connected with a driving block 122, one side of the driving block 122, which is near the clamping block 124, is provided with a first inclined surface inclined towards the direction where the shell 3 is located, when the sliding block 5 gradually moves away from the upper end of the shell 3 and passes over the driving block 122, the connecting rod 121 is elastically rebounded to drive the driving block 122 and the clamping block 124 to rise, when the sliding block 5 drives the driven block 14 to be near the clamping block 124, the second inclined plane is arranged on one side of the clamping block 124 close to the sliding block 5, the third inclined plane is arranged on one side of the driven block 14 far away from the sliding block 5, the inclination direction of the second inclined plane is opposite to that of the first inclined plane, the third inclined plane is inclined towards the direction of the shell 3, when the clamping block 124 contacts with the driven block 14, the second inclined plane is attached to the third inclined plane, so that the clamping block 124 and the connecting rod 121 are pushed to move downwards, the second inclined plane is separated from the third inclined plane along with the movement of the sliding block 5, the clamping block 124 rebounds and rises again to limit the driven block 14, thereby completing the fixation of the driven block 14, avoiding the release of the driven block 14 from the door due to the rebound of the rope 7 after the limit effect of the sliding block 5 is lost, and the separation of the driven block 14 from the sliding block 5 due to the decompression of the cavity in the shell 1 in the process of pushing the sliding block 5 to the initial position after the pressing down of the pressing rod 10, that is, the driven block 14 will be limited by the clamping block 124 and will not move together with the sliding block 5, thereby ensuring that the shell 1 will not be separated from the door in the process of moving the sliding block 5, when the sliding block 5 contacts with the driving block 122, the sliding block 5 will push the driving block 122 to drive the connecting rod 121 to move downwards by pressing the first inclined plane, thereby driving the clamping block 124 to move downwards and releasing the limit on the driven block 14, the driven block 14 will automatically return to the initial position to complete the pressure release of the shell 1, before the sliding block 5 pushes the driving block 122, the first rack 83 will return to the inner cavity of the shell 3 and cooperate with the chute 162 through the sliding rod 87, the driven plate 84 will be driven to rise to release the limit on the gear 82, and the driving gear 82 will rotate clockwise to push the piston 9 to move towards the direction where the sucking disc 2 is located, thus completing the detachment of the shell 3, and although the shell 3 will be separated from the door frame before the shell 3, the first rack 83 will not worry that the shell 3 is not stuck by hand after the door frame is separated, thus avoiding the situation of falling down, the situation that the shell 3 is difficult to be removed by hand after the door is adhered to the door 3 and the situation of the shell 1 is difficult to remove repeatedly.
Claims (6)
1. The security alarm door magnetic device for door switch detection comprises a shell and a housing, and is characterized in that a plurality of symmetrical suckers are fixedly connected to one sides of the shell and the housing, cavities corresponding to the suckers are formed in the inner cavities of the shell and the housing, a piston is connected in a sliding manner in the cavity, a sliding groove is formed in the upper end of the shell, a sliding block is connected in the sliding groove on one side, which is close to the housing, in the sliding groove, a driven piece matched with the sliding block for use is arranged at the upper end of the housing, a driven piece is arranged at the lower end of the sliding block, the driven piece is connected with the input end of the driven piece through an extension rod, when the sliding block is far away from the housing, the driven piece and the driven piece are driven to move horizontally, so that the piston is driven to move horizontally in a direction away from the suckers, negative pressure is formed in the cavity, the extension rod is fixedly connected to the bottom of the lower end of the sliding block, the utility model discloses a piston of extension rod, including extension rod, piston, connecting key, driven piece, connecting key middle part, driven piece, connecting key and driven piece, wherein driven piece is provided with in laminating one side of extension rod, the piston that sets up the casing inner chamber keeps away from the one end middle part of sucking disc all fixedly connected with branch, the one end that branch kept away from the piston is fixedly connected with connecting key jointly, through rope fixed connection between connecting key middle part and the driven piece lower extreme, driven piece lower extreme place plane is less than extension rod lower extreme place plane, the driven piece comprises a first rack which is in sliding connection with one end of the extension rod far away from the driven block, the first rack is in sliding connection with one side of the upper end of the shell, symmetrical gears are arranged below the first rack and are in rotational connection with the inner cavity of the shell, the gears positioned above are meshed with the first rack, screw rods are in threaded connection with the middle part of one end of the symmetrical gears close to the piston, one end that the gear was kept away from to the screw rod is connected with piston fixed, one side middle part that the sucking disc was kept away from to the gear rotates and is connected with the cover shell, the one end that the gear was kept away from to the cover shell is connected with the inner chamber fixed of shell.
2. The security alarm door magnetic device for door switch detection according to claim 1, wherein the casing is hollow, the length of the inner cavity of the casing is larger than that of the cavity, the diameter of the inner cavity of the casing is larger than that of the screw, a second rack vertically and slidingly connected with the casing is arranged on one side of the gear away from the casing, and the second rack is meshed with the symmetrical gears.
3. The security alarm door magnetic device for door switch detection according to claim 2, wherein the first rack and the second rack are staggered, a sliding rod is fixedly connected to one side of the first rack, which is close to the casing, and a driven plate is slidingly connected to one end, which is far away from the first rack, of the sliding rod.
4. The security alarm door magnetic device for door switch detection according to claim 3, wherein the driven plate is vertically and slidably connected with the housing, a clamping groove is formed in the middle of the lower end of the driven plate, a driven groove matched with the sliding rod for use is formed in the side wall of the driven plate, the driven groove comprises a straight groove and a chute, the straight groove is fixedly connected with the chute, and the length of the straight groove is larger than the radius of the gear.
5. The security alarm door magnetic device for door switch detection according to claim 1, wherein a compression bar elastically connected with the sliding block is arranged in the middle of the inner cavity of the sliding block, the compression bar is an L-shaped bar and consists of a horizontal block and a vertical block, the vertical block is elastically connected with the sliding block, a limit groove matched with the horizontal block is formed in the upper portion of the inner cavity of the shell, the limit groove consists of a horizontal groove and a vertical groove, and a limit piece for limiting the driven block is arranged at the bottom of the inner cavity of the sliding groove.
6. The security alarm door magnetic device for door switch detection according to claim 5, wherein the limiting piece comprises a connecting rod, the middle part of the lower end of the connecting rod is vertically elastically and slidably connected through a spring, the lower end of the connecting rod is fixedly connected with a symmetrical balance rod, one side, far away from the shell, of the upper end of the connecting rod is fixedly connected with a clamping block, and one side, close to the shell, of the upper end of the connecting rod is fixedly connected with a driving block.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311353584.6A CN117095500B (en) | 2023-10-19 | 2023-10-19 | Security alarm door magnetic device for door switch detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311353584.6A CN117095500B (en) | 2023-10-19 | 2023-10-19 | Security alarm door magnetic device for door switch detection |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117095500A CN117095500A (en) | 2023-11-21 |
| CN117095500B true CN117095500B (en) | 2024-01-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311353584.6A Active CN117095500B (en) | 2023-10-19 | 2023-10-19 | Security alarm door magnetic device for door switch detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117095500B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5880659A (en) * | 1997-03-17 | 1999-03-09 | Woods; Randell | Magnetic switch assembly for detecting unauthorized opening of doors or windows |
| CN207409080U (en) * | 2017-09-18 | 2018-05-25 | 深圳市银河风云网络系统股份有限公司 | A kind of door magnetism device |
| WO2021064029A1 (en) * | 2019-09-30 | 2021-04-08 | Verisure Sàrl | A security monitoring system |
| CN215891894U (en) * | 2021-10-21 | 2022-02-22 | 广东昌泰信息科技有限公司 | Intelligent wireless door magnetic induction device |
| CN215988583U (en) * | 2021-08-24 | 2022-03-08 | 安徽劲蓝环境设备有限公司 | Door magnetic control switch |
| KR102443780B1 (en) * | 2022-02-09 | 2022-09-20 | 주식회사 다델 | Capping apparatus and container filling system having the same |
-
2023
- 2023-10-19 CN CN202311353584.6A patent/CN117095500B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5880659A (en) * | 1997-03-17 | 1999-03-09 | Woods; Randell | Magnetic switch assembly for detecting unauthorized opening of doors or windows |
| CN207409080U (en) * | 2017-09-18 | 2018-05-25 | 深圳市银河风云网络系统股份有限公司 | A kind of door magnetism device |
| WO2021064029A1 (en) * | 2019-09-30 | 2021-04-08 | Verisure Sàrl | A security monitoring system |
| CN215988583U (en) * | 2021-08-24 | 2022-03-08 | 安徽劲蓝环境设备有限公司 | Door magnetic control switch |
| CN215891894U (en) * | 2021-10-21 | 2022-02-22 | 广东昌泰信息科技有限公司 | Intelligent wireless door magnetic induction device |
| KR102443780B1 (en) * | 2022-02-09 | 2022-09-20 | 주식회사 다델 | Capping apparatus and container filling system having the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117095500A (en) | 2023-11-21 |
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