CN110464167B - Theftproof showcase with oneself protect function - Google Patents
Theftproof showcase with oneself protect function Download PDFInfo
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- CN110464167B CN110464167B CN201910928522.0A CN201910928522A CN110464167B CN 110464167 B CN110464167 B CN 110464167B CN 201910928522 A CN201910928522 A CN 201910928522A CN 110464167 B CN110464167 B CN 110464167B
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47F—SPECIAL FURNITURE, FITTINGS, OR ACCESSORIES FOR SHOPS, STOREHOUSES, BARS, RESTAURANTS OR THE LIKE; PAYING COUNTERS
- A47F3/00—Show cases or show cabinets
- A47F3/002—Devices for protection against sunlight or theft
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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
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B15/00—Identifying, scaring or incapacitating burglars, thieves or intruders, e.g. by explosives
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- General Physics & Mathematics (AREA)
- Burglar Alarm Systems (AREA)
- Freezers Or Refrigerated Showcases (AREA)
Abstract
The invention discloses an anti-theft showcase with a self-protection function, which comprises a showcase body, wherein a protection cavity with an upward opening is fixedly arranged in the showcase body, a lifting device is arranged in the protection cavity, a locking device is arranged in the showcase body, a self-protection device is arranged on the upper end surface of the showcase body, the self-protection device comprises a glass cover fixedly arranged on the upper end surface of the showcase body, a vibration sensor is fixedly arranged in the upper end surface of the showcase body and at the lower end of the glass cover, and the vibration sensor starts the lifting device and the self-protection device by sensing the vibration of the glass cover. Waiting for the arrival of security personnel, effectively enhancing the security intensity of the exhibition article.
Description
Technical Field
The invention relates to the technical field of display cabinets, in particular to an anti-theft display cabinet with a self-protection function.
Background
More and more exhibition places such as museums, exhibitions and the like appear in order to meet the increasing spiritual culture requirements of people, however, when an accident occurs, the high-value exhibit cannot be effectively protected in time, and when an earthquake occurs or a robbery is hit, the display cannot be effectively protected in the time difference between the alarm sounding of the display and the arrival of security personnel, so that the exhibit is damaged and lost, and huge economic loss is caused. The present invention sets forth a device that solves the above problems.
Disclosure of Invention
The technical problem is as follows:
when an earthquake occurs or theft is robbed, the display case commonly used at present cannot effectively protect the display article within the time difference between the sounding of the alarm and the arrival of security personnel, so that the display article is damaged and lost.
In order to solve the problems, the embodiment designs an anti-theft showcase with a self-protection function, the anti-theft showcase with the self-protection function comprises a showcase body, a protection cavity with an upward opening is fixedly arranged in the showcase body, a lifting device is arranged in the protection cavity, the lifting device comprises a first spring fixedly arranged at the center of the lower wall of the protection cavity, a sponge cushion is fixedly arranged on the side wall of the protection cavity above the first spring, a display channel with an upward opening is communicated with the upper wall of the protection cavity, a lifting block is arranged in the protection cavity in a vertically sliding manner, a display platform with the upper end capable of extending to the outside through the display channel is fixedly arranged on the upper end face of the lifting block, a locking device is arranged in the showcase body, the locking device comprises a rod supporting cavity which is arranged at the lower end of the front wall and the rear wall of the protection cavity in a front-back symmetrical manner, a supporting rod, the utility model discloses a cabinet body, including support pole, cabinet body upper end face, self-protection device, vibration inductor, protection intracavity, support pole lower terminal surface, support pole, the one end that the pole is close to the symmetric center extends to the protection intracavity, support the pole down the terminal surface keep away from the symmetric center one end with fixedly connected with fourth spring between the pole chamber lower wall, cabinet body upper end face is equipped with self-protection device, self-protection device including fixed locating the glass cover of cabinet body upper end face, in cabinet body upper end face and in the fixed vibrations inductor that is equipped with of glass cover lower extreme, the vibrations inductor is through the response glass cover. Wherein, elevating gear includes that the symmetry and fixed locate the first acting as go-between of both sides around the lifting block up end, the cabinet is internal and in the upper left side in protection chamber is equipped with the spiral chamber, spiral chamber lower wall internal fixation is equipped with first motor, first motor upper end power is connected with first reel, the other end fixed connection of first acting as go-between in first reel, protection chamber upper wall bilateral symmetry and fixed second spring that is equipped with.
Preferably, the left and right end faces of the lifting block are symmetrically provided with first fixture block cavities with opposite opening directions, a first clamping block is arranged in the first clamping block cavity and can slide left and right, a third spring is fixedly connected between one end of the first clamping block close to the symmetry center and the inner wall of the first clamping block cavity, the left wall and the right wall of the protection cavity are symmetrical and are communicated with slider grooves which penetrate through the spongy cushions on the same side, sliders are arranged in the slider grooves and can slide left and right, the upper end surface of the sliding block is provided with a first tooth groove, the upper wall of the sliding block groove is communicated with a first gear cavity, the first gear cavity rear wall internal fixation is equipped with the second motor, second motor front end power is connected with first pivot, and left first pivot front end power is connected with the meshing in the homonymy the first gear of first tooth's socket, and the right side first pivot front end power is connected with the meshing in the homonymy the ratchet of first tooth's socket.
The locking device comprises a plate groove communicated with the side wall of the display channel, a slide rod channel is communicated between the lower wall of the plate groove and the upper wall of the support rod cavity, a slide rod is arranged in the slide rod channel and can slide up and down, the lower end of the slide rod extends to the support rod cavity and a fixing rod is fixedly arranged in the support rod cavity, a limiting groove is arranged in the support rod, the limiting groove is communicated with the support rod cavity, the end, far away from the center of symmetry, of the support rod, the right end of the fixing rod extends to the limiting groove and can slide in the limiting groove.
Preferably, a second tooth socket is arranged at the upper end of the end face of one side of the slide rod, which is far away from the symmetry center, a second gear cavity is communicated with the upper end of the inner wall of one side of the slide rod channel, which is far away from the symmetry center, a second rotating shaft is rotatably arranged between the left wall and the right wall of the second tooth socket, and a second gear meshed with the second tooth socket is fixedly arranged at the right end of the second rotating shaft.
Preferably, the protection plates are symmetrically arranged in the plate grooves in the front and back direction and can slide in the front and back direction, a fifth spring is fixedly connected between one end of each protection plate far away from the center of symmetry and the inner wall of each protection plate, a locking cavity with a backward opening is arranged on the rear end face of each protection plate on the front side, a locking groove is communicated with the front side of the lower wall of the locking cavity, a spring tongue is fixedly arranged on the front end face of each protection plate on the rear side, a containing groove with a downward opening is arranged on the front side of the lower end face of the spring tongue, a locking block with the front end rotatably connected to the left wall and the right wall of the containing groove is arranged in each containing groove, an eighth spring is fixedly connected between the rear end of the upper end face of the locking block and the upper wall of the containing groove, the rear end of the locking block is turned over to the outside the containing groove under the action of the eighth spring, a second, the other end of the second pull wire on the front side is fixedly connected to the front end of the protection plate on the front side, and the second pull wire on the rear side passes through the protection plate on the rear side and is fixedly connected to the rear end of the locking block.
Preferably, a second clamping block cavity with a downward opening is formed in the lower end face of the protection plate, a second clamping block is arranged in the second clamping block cavity in a vertically sliding mode, a sixth spring is fixedly connected between the upper end of the second clamping block and the upper wall of the second clamping block cavity, and when the protection plate slides to the position where the second clamping block cavity is completely communicated with the slide bar channel, the lower end of the second clamping block extends into the slide bar channel under the action of the sixth spring.
Wherein, self-protection device is including fixed locating in the cabinet body left end face and electric connection in the alarm of vibrations inductor, cabinet body up end edge equipartition and fixed flash light that is equipped with, right side slider groove right-hand member intercommunication is equipped with the flash of light control chamber, the gliding control block that is equipped with from top to bottom in the flash of light control chamber, the fixed conducting block that is equipped with of control block lower extreme, flash of light lamp lower extreme electric connection has the wire, the wire in first tooth's socket lower extreme interrupts, the control block right-hand member face is equipped with the arc wall of opening right.
Preferably, the upper side of the right wall of the flash control cavity is communicated with a supporting rod cavity, a supporting rod is arranged in the supporting rod cavity and can slide left and right, a seventh spring is fixedly connected between the right end of the supporting rod and the inner wall of the supporting rod cavity, when the control block is located at the upper limit position, the left end of the supporting rod abuts against the arc-shaped groove, when the device is continuously vibrated, the friction force of the seventh spring and the supporting rod on the control block can not prevent the control block from sliding downwards, and when the control block slides downwards to the lower limit position, the conducting block is connected with the interrupted wire.
Preferably, the first rotating shaft on the right side is fixedly provided with a third reel on the rear side of the ratchet wheel, the third reel and the upper end of the control block are fixedly connected with a third pull wire, when the first rotating shaft on the right side drives the ratchet wheel to rotate, the ratchet wheel drives the slider on the right side to slide left, the third reel releases the third pull wire, when the first rotating shaft on the right side rotates reversely, the ratchet wheel does not drive the slider to slide, and at the moment, the third reel pulls and winds the third pull wire.
The invention has the beneficial effects that: the invention can provide the effect of quickly hiding and protecting the exhibition article, effectively avoids the damage to the exhibition article caused by earthquake or smashing, simultaneously can automatically send out a warning signal when encountering an accident condition, and twinkles strong light to protect the exhibition article under the condition of continuously suffering vibration to wait for the arrival of security personnel, thereby effectively enhancing the security intensity of the exhibition article.
Drawings
For ease of illustration, the invention is described in detail by the following specific examples and figures.
Fig. 1 is a schematic view of an overall structure of an anti-theft showcase with a self-protection function according to the present invention;
FIG. 2 is a sectional view taken in the direction "A-A" of FIG. 1;
FIG. 3 is a sectional view taken in the direction "B-B" of FIG. 1;
FIG. 4 is an enlarged schematic view of "C" of FIG. 2;
FIG. 5 is an enlarged schematic view of "D" of FIG. 2;
fig. 6 is a sectional view taken in the direction "E-E" of fig. 4.
Detailed Description
The invention will now be described in detail with reference to fig. 1-6, for ease of description, the orientations described below will now be 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.
The invention relates to an anti-theft showcase with a self-protection function, which is mainly applied to exhibition protection work of valuables in places such as museums and the like or exhibitions and the like, and the invention is further explained by combining the attached drawings of the invention:
the invention relates to an anti-theft showcase with a self-protection function, which comprises a showcase body 11, wherein a protection cavity 12 with an upward opening is fixedly arranged in the showcase body 11, a lifting device 101 is arranged in the protection cavity 12, the lifting device 101 comprises a first spring 13 fixedly arranged at the center of the lower wall of the protection cavity 12, a sponge cushion 14 is fixedly arranged on the side wall of the protection cavity 12 and above the first spring 13, the upper wall of the protection cavity 12 is communicated with a display channel 16 with an upward opening, a lifting block 15 is arranged in the protection cavity 12 in a vertically sliding manner, a display platform 17 with the upper end capable of extending to the outside through the display channel 16 is fixedly arranged on the upper end surface of the lifting block 15, a locking device 102 is arranged in the showcase body 11, the locking device 102 comprises a rod supporting cavity 32 which is symmetrically and is communicated with the front and back at the lower end of the front and back wall of the protection cavity 12, a supporting rod 33 is, the one end that supports pole 33 and be close to the symmetric center extends to in the protection chamber 12, support the pole 33 terminal surface keep away from the symmetric center one end with support fixedly connected with fourth spring 38 between the pole chamber 32 lower wall, the cabinet body 11 up end is equipped with self-protection device 103, self-protection device 103 is including fixed locating the glass cover 66 of the cabinet body 11 up end, in the cabinet body 11 up end just in the fixed vibrations inductor 54 that is equipped with of glass cover 66 lower extreme, vibrations inductor 54 is through the response elevating gear 101 and self-protection device 103 are started in the vibrations of glass cover 66.
According to the embodiment, the following detailed description is provided for the lifting device 101, the lifting device 101 includes first pull wires 18 symmetrically and fixedly disposed at front and rear sides of the upper end surface of the lifting block 15, a wire winding cavity 19 is disposed in the cabinet 11 and above the left side of the protection cavity 12, a first motor 20 is fixedly disposed in the lower wall of the wire winding cavity 19, a first reel 21 is dynamically connected to the upper end of the first motor 20, the other end of the first pull wire 18 is fixedly connected to the first reel 21, and a second spring 72 is fixedly disposed on the upper wall of the protection cavity 12 in a bilateral symmetry manner.
Beneficially, first fixture block cavities 22 with opposite opening directions are symmetrically arranged on the left end surface and the right end surface of the lifting block 15, a first fixture block 23 is arranged in the first fixture block cavity 22 and can slide left and right, a third spring 24 is fixedly connected between one end of the first fixture block 23 close to the symmetry center and the inner wall of the first fixture block cavity 22, the left wall and the right wall of the protection cavity 12 are symmetrically communicated and provided with a slider groove 25 penetrating through the sponge pad 14 on the same side, a slider 26 is arranged in the slider groove 25 and can slide left and right, a first tooth groove 27 is arranged on the upper end surface of the slider 26, a first gear cavity 28 is communicated and arranged on the upper wall of the slider groove 25, a second motor 67 is fixedly arranged in the rear wall of the first gear cavity 28, the front end of the second motor 67 is power-connected with a first rotating shaft 29, a first gear 30 meshed with the first tooth groove 27 on the same side is power-connected with the front end of, the front end of the first rotating shaft 29 on the right side is dynamically connected with a ratchet wheel 31 meshed with the first tooth groove 27 on the same side.
According to an embodiment, the locking device 102 is described in detail below, the locking device 102 includes a plate groove 41 communicated with the side wall of the display channel 16, a slide rod channel 35 is communicated between the lower wall of the plate groove 41 and the upper wall of the rod supporting cavity 32, a slide rod 36 is slidably disposed in the slide rod channel 35 up and down, the lower end of the slide rod 36 extends into the rod supporting cavity 32 and is fixedly provided with a fixing rod 37, one end of the rod supporting 33, which is far away from the symmetry center, is provided with a limiting groove 34 in a left-right through manner, and the right end of the fixing rod 37 extends into the limiting groove 34 and can slide in the limiting groove 34.
Beneficially, a second gear groove 68 is arranged at the upper end of the end surface of one side of the slide rod 36 away from the symmetry center, a second gear cavity 69 is arranged at the upper end of the inner wall of one side of the slide rod channel 35 away from the symmetry center in a communicating manner, a second rotating shaft 39 is rotatably arranged between the left wall and the right wall of the second gear groove 68, and a second gear 40 engaged with the second gear groove 68 is fixedly arranged at the right end of the second rotating shaft 39.
Beneficially, a protection plate 42 is arranged in the plate groove 41 in a front-back symmetrical manner and capable of sliding back and forth, a fifth spring 43 is fixedly connected between one end of the protection plate 42 far away from the symmetrical center and the inner wall of the protection plate 42, a locking cavity 44 with a backward opening is arranged on the rear end face of the protection plate 42 on the front side, a locking groove 45 is communicated with the front side of the lower wall of the locking cavity 44, a locking tongue 46 is fixedly arranged on the front end face of the protection plate 42 on the rear side, an accommodating groove 47 with a downward opening is arranged on the front side of the lower end face of the locking tongue 46, a locking block 48 with a front end rotatably connected to the left wall and the right wall of the accommodating groove 47 is arranged in the accommodating groove 47, an eighth spring 70 is fixedly connected between the rear end of the upper end face of the locking block 48 and the upper wall of the accommodating groove 47, the rear end of the locking block 48 is turned over to the outside the accommodating groove 47 under the, the second reel 52 is wound with a second pull wire 53, the other end of the second pull wire 53 at the front side is fixedly connected to the front end of the protection plate 42 at the front side, and the second pull wire 53 at the rear side passes through the protection plate 42 at the rear side and is fixedly connected to the rear end of the locking block 48.
Advantageously, a second latch cavity 49 with a downward opening is formed in the lower end surface of the protection plate 42, a second latch 50 is slidably disposed in the second latch cavity 49, a sixth spring 51 is fixedly connected between the upper end of the second latch 50 and the upper wall of the second latch cavity 49, and when the protection plate 42 is slid to the second latch cavity 49 to be completely communicated with the slide rod channel 35, the lower end of the second latch 50 extends into the slide rod channel 35 under the action of the sixth spring 51.
According to the embodiment, the following detailed description is given to the self-protection device 103, the self-protection device 103 is including fixed locating in the cabinet body 11 left end face and electric connection in the alarm 56 of vibrations inductor 54, the cabinet body 11 up end edge equipartition just fixes and is equipped with flash light 55, the right side slider groove 25 right-hand member intercommunication is equipped with flash of light control chamber 57, the gliding control block 59 that is equipped with from top to bottom in the flash of light control chamber 57, the fixed conducting block 60 that is equipped with of control block 59 lower extreme, flash light 55 lower extreme electric connection has wire 58, wire 58 in the lower extreme of first tooth's socket 27 is interrupted, control block 59 right end face is equipped with opening right arc wall 71.
Beneficially, a rod abutting cavity 61 is communicated with the upper side of the right wall of the flash control cavity 57, a rod abutting 62 is arranged in the rod abutting cavity 61 in a left-right sliding manner, a seventh spring 63 is fixedly connected between the right end of the rod abutting 62 and the inner wall of the rod abutting cavity 61, when the control block 59 is located at the upper limit position, the left end of the rod abutting 62 abuts against the arc-shaped groove 71, when the device is continuously vibrated, the friction force of the seventh spring 63 and the rod abutting 62 on the control block 59 cannot prevent the control block 59 from sliding downwards, and when the control block 59 slides downwards to the lower limit position, the conducting block 60 is connected with the interrupted conducting wire 58.
Advantageously, a third reel 64 is fixedly arranged on the first rotating shaft 29 on the right side and behind the ratchet wheel 31, a third pull wire 65 is fixedly connected to the upper ends of the third reel 64 and the control block 59, when the first rotating shaft 29 on the right side drives the ratchet wheel 31 to rotate, the ratchet wheel 31 drives the slider 26 on the right side to slide left, the third reel 64 releases the third pull wire 65, when the first rotating shaft 29 on the right side rotates reversely, the ratchet wheel 31 does not drive the slider 26 to slide, and then the third reel 64 pulls and winds the third pull wire 65.
The following will describe in detail the usage steps of an anti-theft showcase with self-protection function in this document with reference to fig. 1 to 6:
at the beginning, the lifting block 15 is located at the upper limit position, the upper end surface of the lifting block 15 abuts against the lower end of the second spring 72, the second spring 72 is in a compressed state, one end of the first block 23, which is far away from the symmetry center, extends into the slider groove 25 and abuts against the slider 26, the slider 26 is located at the limit position, which is far away from the symmetry center, the right end of the slider 26 on the right side extends into the flash control cavity 57, the control block 59 and the conductive block 60 are located at the upper limit position and above the slider 26, the sliding rod 36 is located at the lower limit position, the lower end of the second block 50 is located in the sliding rod channel 35 to prevent the protective plate 42 from sliding, and the fifth spring 43 is.
When the device works, when the vibration sensor 54 senses vibration through the glass cover 66, the alarm 56 is started to give an alarm, meanwhile, the second motor 67 is started to drive the first gear 30 and the ratchet wheel 31 to rotate, the first gear 30 and the ratchet wheel 31 drive the slide block 26 to slide oppositely to push the first clamping block 23 back into the first clamping block cavity 22, the lifting block 15 and the display platform 17 rapidly slide down together with displayed articles under the action of the second spring 72 to fall into the protection cavity 12, the first spring 13 and the sponge pad 14 provide buffering protection, when the lifting block 15 slides down to a lower limit position, one end of the resisting rod 33, which extends into the protection cavity 12, is abutted against the lower end face of the lifting block 15 and overturned downwards, then the slide rod 36 is driven to slide upwards through the fixing rod 37, the slide rod 36 slides upwards to drive the second gear 40 to rotate, then the second wire winding wheel 52 loosens the second pulling wire 53, when the slide rod 36 slides upwards to an upper limit position, the second clamping block 50 is pushed back into the second clamping block, the protection plates 42 slide in opposite directions rapidly under the action of the fifth spring 43, the lock tongue 46 is inserted into the lock cavity 44, the lock block 48 at the right end of the accommodating groove 47 is turned downwards into the lock groove 45 under the action of the eighth spring 70, the protection plates 42 at the front and rear sides are locked and cannot slide, when the slide block 26 at the right side slides back to the first fixture block 23, the right end of the slide block 26 at the right side is separated from the flash control cavity 57, if the device is vibrated continuously, the friction force of the seventh spring 63 and the resisting rod 62 on the control block 59 cannot prevent the control block 59 from sliding downwards, when the control block 59 slides downwards to the lower limit position, the conductive block 60 is connected with the interrupted lead 58, the flash lamp 55 flashes to enable nearby people to lose the visual ability temporarily, a security personnel waiting for receiving a signal of the alarm 56 can check the situation before the device comes, when the reset is needed, the first motor 20 is started to drive the first reel 21 to rotate, the first reel 21 is tensioned and winds, when the lower end surface of the lifting block 15 is separated from the abutting rod 33, the fourth spring 38 pulls the end of the abutting rod 33 away from the symmetric center downwards, the sliding rod 36 slides downwards, the sliding rod 36 drives the second gear 40 to rotate, the second reel 52 winds and tensions the second pull wire 53, the right second pull wire 53 pulls the right end of the locking block 48 to turn upwards and return into the accommodating groove 47, the protection plate 42 is unlocked and slides in the direction away from the symmetric center under the pulling of the second pull wire 53, when the second fixture block cavity 49 is completely communicated with the sliding rod channel 35, the lower end of the second fixture block 50 extends into the sliding rod channel 35 under the action of the second fixture block cavity 49 to prevent the protection plate 42 from sliding, and the device returns to the initial state.
The invention has the beneficial effects that: the invention can provide the effect of quickly hiding and protecting the exhibition article, effectively avoids the damage to the exhibition article caused by earthquake or smashing, simultaneously can automatically send out a warning signal when encountering an accident condition, and twinkles strong light to protect the exhibition article under the condition of continuously suffering vibration to wait for the arrival of security personnel, thereby effectively enhancing the security intensity of the exhibition article.
In the above manner, a person skilled in the art can make various changes depending on the operation mode within the scope of the present invention.
Claims (1)
1. An anti-theft showcase with a self-protection function comprises a showcase body, wherein a protection cavity with an upward opening is fixedly arranged in the showcase body, a lifting device is arranged in the protection cavity and comprises a first spring fixedly arranged at the center of the lower wall of the protection cavity, a spongy cushion is fixedly arranged on the side wall of the protection cavity and above the first spring, a display channel with an upward opening is communicated with the upper wall of the protection cavity, a lifting block is arranged in the protection cavity in a vertically sliding manner, and a display table with an upper end capable of extending to the outside through the display channel is fixedly arranged on the upper end face of the lifting block; a locking device is arranged in the cabinet body, the locking device comprises a supporting rod cavity which is arranged at the lower end of the front and rear walls of the protection cavity in a front-back symmetrical and front-back communication manner, a supporting rod is rotatably arranged between the left and right walls of the supporting rod cavity, one end of the supporting rod, which is close to the symmetrical center, extends into the protection cavity, and a fourth spring is fixedly connected between one end of the lower end surface of the supporting rod, which is far away from the symmetrical center, and the lower wall of the supporting rod cavity; the self-protection device is arranged on the upper end face of the cabinet body and comprises a glass cover fixedly arranged on the upper end face of the cabinet body, a vibration sensor is fixedly arranged in the upper end face of the cabinet body and at the lower end of the glass cover, and the vibration sensor starts the lifting device and the self-protection device by sensing the vibration of the glass cover; the lifting device comprises first pull wires which are symmetrically and fixedly arranged on the front side and the rear side of the upper end face of the lifting block, a wire winding cavity is arranged in the cabinet body and on the left upper side of the protection cavity, a first motor is fixedly arranged in the lower wall of the wire winding cavity, the upper end of the first motor is in power connection with a first reel, and the other end of the first pull wire is fixedly connected with the first reel; the upper wall of the protection cavity is bilaterally symmetrical and is fixedly provided with a second spring; first clamping block cavities with opposite opening directions are symmetrically formed in the left end face and the right end face of the lifting block, first clamping blocks are arranged in the first clamping block cavities in a left-right sliding mode, and third springs are fixedly connected between one ends, close to the symmetric center, of the first clamping blocks and the inner wall of the first clamping block cavities; the left wall and the right wall of the protection cavity are symmetrical and are communicated with slider grooves penetrating through the spongy cushions on the same side, sliders are arranged in the slider grooves in a left-right sliding mode, and first tooth grooves are formed in the upper end faces of the sliders; the upper wall of the sliding block groove is communicated with a first gear cavity, a second motor is fixedly arranged in the rear wall of the first gear cavity, the front end of the second motor is in power connection with a first rotating shaft, the front end of the first rotating shaft on the left side is in power connection with a first gear meshed with the first tooth groove on the same side, and the front end of the first rotating shaft on the right side is in power connection with a ratchet wheel meshed with the first tooth groove on the same side; the locking device comprises a plate groove communicated with the side wall of the display channel, a slide rod channel is communicated between the lower wall of the plate groove and the upper wall of the push rod cavity, a slide rod is arranged in the slide rod channel in a vertically sliding manner, and the lower end of the slide rod extends into the push rod cavity and is fixedly provided with a fixed rod; a limiting groove is formed in the end, far away from the symmetric center, of the abutting rod in a left-right through mode, and the right end of the fixing rod extends into the limiting groove and can slide in the limiting groove; a second tooth groove is formed in the upper end of the end face of one side, away from the symmetry center, of the slide rod channel, a second gear cavity is communicated with the upper end of the inner wall of one side, away from the symmetry center, of the slide rod channel, a second rotating shaft is rotatably arranged between the left wall and the right wall of the second tooth groove, and a second gear meshed with the second tooth groove is fixedly arranged at the right end of the second rotating shaft; the plate groove is internally provided with a protection plate which is symmetrical front and back and can slide front and back, a fifth spring is fixedly connected between one end of the protection plate far away from the symmetrical center and the inner wall of the protection plate, the rear end face of the protection plate at the front side is provided with a locking cavity with a backward opening, the front side of the lower wall of the locking cavity is communicated with a locking groove, the front end face of the protection plate at the rear side is fixedly provided with a spring bolt, the front side of the lower end face of the spring bolt is provided with an accommodating groove with a downward opening, the accommodating groove is internally provided with a locking block with the front end rotatably connected to the left wall and the right wall of the accommodating groove, an eighth spring is fixedly connected between the rear end of the upper end face of the locking block and the upper wall of the accommodating groove, and the rear end; a second reel is fixedly arranged at the left end of the second rotating shaft, a second pull wire is wound on the second reel, the other end of the second pull wire at the front side is fixedly connected to the front end of the protection plate at the front side, and the second pull wire at the rear side passes through the protection plate at the rear side and is fixedly connected to the rear end of the locking block; a second fixture block cavity with a downward opening is formed in the lower end face of the protection plate, a second fixture block is arranged in the second fixture block cavity in a vertically sliding mode, a sixth spring is fixedly connected between the upper end of the second fixture block and the upper wall of the second fixture block cavity, and when the protection plate slides to the position where the second fixture block cavity is completely communicated with the slide rod channel, the lower end of the second fixture block extends into the slide rod channel under the action of the sixth spring; the self-protection device comprises an alarm which is fixedly arranged in the left end face of the cabinet body and is electrically connected with the vibration sensor; flash lamps are uniformly and fixedly arranged on the edge of the upper end face of the cabinet body, the right end of the right side of the sliding block groove is communicated with a flash control cavity, a control block is arranged in the flash control cavity in a vertically sliding mode, a conductive block is fixedly arranged at the lower end of the control block, the lower end of the flash lamp is electrically connected with a wire, the wire is interrupted at the lower end of the first tooth groove, and an arc-shaped groove with a right opening is formed in the right end face of the control block; a supporting rod cavity is communicated with the upper side of the right wall of the flash control cavity, a supporting rod is arranged in the supporting rod cavity and can slide left and right, a seventh spring is fixedly connected between the right end of the supporting rod and the inner wall of the supporting rod cavity, when the control block is positioned at an upper limit position, the left end of the supporting rod is supported against the arc-shaped groove, when the device is continuously vibrated, the friction force of the seventh spring and the supporting rod on the control block can not prevent the control block from sliding downwards, and when the control block slides downwards to a lower limit position, the conducting block is connected with the interrupted wire; the first pivot on right side just in the fixed third reel that is equipped with in ratchet rear side, the third reel with control block upper end fixedly connected with third is acted as go-between, works as the right side the first pivot drives the ratchet rotates, the ratchet drives the right side when the slider is slided to the left, the third reel loosens the third is acted as go-between, when the first pivot reversal on right side, the ratchet does not drive the slider slides, this moment the third reel is taut and is convoluteed the third is acted as go-between.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910928522.0A CN110464167B (en) | 2019-09-28 | 2019-09-28 | Theftproof showcase with oneself protect function |
Applications Claiming Priority (1)
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| CN110764166B (en) * | 2019-11-21 | 2020-08-11 | 安徽龙运智能科技有限公司 | Energy-saving wind speed and rainfall monitoring facilities |
| CN111240431B (en) * | 2020-03-13 | 2020-11-17 | 山东科信建设工程有限公司 | Case hard disk emergency protection box |
| CN111436800A (en) * | 2020-05-18 | 2020-07-24 | 深圳市鑫雨达珠宝有限公司 | Jewelry anti-theft display device based on non-Newton body principle |
| CN112493770A (en) * | 2020-11-27 | 2021-03-16 | 安徽工程大学 | Artwork exhibition cabinet |
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| CN113470549B (en) * | 2021-07-22 | 2022-10-21 | 深圳市宇祥兴光电有限公司 | Liquid crystal display screen |
| CN113812813B (en) * | 2021-08-04 | 2023-04-14 | 浙江名旗展示科技股份有限公司 | High show cupboard for jewelry of security |
| CN113598567A (en) * | 2021-08-11 | 2021-11-05 | 深圳市镇洪科技有限公司 | Storage box is used in electronic product sale with barrier propterty |
| CN113558435B (en) * | 2021-08-20 | 2022-07-01 | 江西德沃箱柜制造有限公司 | Anti-theft jewelry cabinet with display and alarm functions |
| CN113679210B (en) * | 2021-08-26 | 2022-06-24 | 庞倩华 | Adjustable equipment for exhibition of museum |
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