CN111691744A - Foundation pit protection device - Google Patents
Foundation pit protection device Download PDFInfo
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- CN111691744A CN111691744A CN202010448479.0A CN202010448479A CN111691744A CN 111691744 A CN111691744 A CN 111691744A CN 202010448479 A CN202010448479 A CN 202010448479A CN 111691744 A CN111691744 A CN 111691744A
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- block
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- fixing
- connecting block
- spring
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/02—Wire fencing, e.g. made of wire mesh
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/02—Wire fencing, e.g. made of wire mesh
- E04H17/04—Wire fencing, e.g. made of wire mesh characterised by the use of specially adapted wire, e.g. barbed wire, wire mesh, toothed strip or the like; Coupling means therefor
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/02—Wire fencing, e.g. made of wire mesh
- E04H17/06—Parts for wire fences
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H17/00—Fencing, e.g. fences, enclosures, corrals
- E04H17/02—Wire fencing, e.g. made of wire mesh
- E04H17/06—Parts for wire fences
- E04H17/08—Anchoring means therefor, e.g. specially-shaped parts entering the ground; Struts or the like
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
- G07C9/00—Individual registration on entry or exit
- G07C9/30—Individual registration on entry or exit not involving the use of a pass
- G07C9/32—Individual registration on entry or exit not involving the use of a pass in combination with an identity check
- G07C9/37—Individual registration on entry or exit not involving the use of a pass in combination with an identity check using biometric data, e.g. fingerprints, iris scans or voice recognition
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The invention belongs to the technical field of foundation pit protection, and particularly relates to a foundation pit protection device which comprises a fixing support (1) capable of being extended, a guardrail component (2) and an access control device (3), wherein a fixing plate (111) is arranged at the bottom of the fixing support (1), a rotatable function rod (111f) is arranged on the fixing plate (111) and can be used for fixing and moving, a solar power generation plate (16) is arranged above the guardrail component (2) and can provide electric energy for electric devices such as the access control device (3), in addition, connecting components (4) are arranged between the fixing supports (1) and between the fixing support (1) and the access control device (3), the connection and disconnection of the connecting components (4) are very convenient, and the operation of operators is convenient.
Description
Technical Field
The invention belongs to the technical field of foundation pit protection, and particularly relates to a foundation pit protection device.
Background
The implementation of many engineering all needs to dig and chisels the foundation ditch, the foundation ditch is the soil hole of digging according to base elevation and basic plane size in basic design position, the foundation ditch belongs to interim engineering, its effect is to provide a space, the degree of depth of general foundation ditch is 5m, go into the foundation ditch in order to prevent that the pedestrian from missing, the incident takes place, so need foundation ditch protector to prevent and remind the pedestrian, foundation ditch protector among the prior art is mostly rail guard plus column structure, not only the function singleness, stability is relatively poor, and difficult transport and pile up.
Chinese patent CN108019047A discloses a patent with the name of a municipal road foundation pit safety device, and the technical essential thereof lies in: the utility model provides a town road foundation ditch safety device, includes the fixed bolster, the inboard fixedly connected with protection frame of fixed bolster, be provided with the rotation connecting axle between the protection frame, it is connected with first rotation erector and second rotation erector to rotate the connecting axle both sides respectively to rotate, first rotation erector and second rotate the erector and keep away from one side of rotating the connecting axle all with protection frame fixed connection, protection frame top fixedly connected with switching roof, switching roof top both sides fixedly connected with fixing device, fixing device top fixedly connected with changes the motor frame, change motor frame outer wall bottom fixedly connected with fixed sill bar, it has solved town road foundation ditch safety protection and has piled up the problem of removal, but the function singleness, the relatively poor problem of stability is not solved.
Disclosure of Invention
The invention provides a foundation pit protection device aiming at the problems of single function, poor stability, difficulty in carrying and stacking.
In order to solve the technical problem, the invention is solved by the following technical scheme:
a foundation pit protection device comprises an extensible fixing support, the fixing support comprises extension rods and hollow rods, the extension rods are inserted into the hollow rods, fixing plates are arranged between the extension rods and fixedly connected with the extension rods, first openings are symmetrically arranged on the fixing plates, slide rails are arranged on the side walls of the first openings, connecting columns are arranged in the first openings, slide blocks are arranged on the two sides of the connecting columns corresponding to the slide rails and clamped in the slide rails, function rods are symmetrically arranged at the two outer ends of the connecting columns and can freely rotate around the axis of the connecting columns, one ends of the function rods are moving ends, the other ends of the function rods are fixed ends, the symmetrically arranged fixed ends form a dovetail structure, a connecting flange is arranged at one end of each moving end, away from the connecting columns, a fixing barrel is formed by the connecting flange, and rollers are arranged in the fixing barrel, the diameter of one end of the fixed cylinder, which is far away from the connecting column, is smaller than that of the roller.
Preferably, be provided with fixed slot and return spring in the slide rail, the one end of return spring and the bottom surface fixed connection of slider, the other end of return spring is connected with the internal surface fixed of slider bottom, the slider is provided with the mounting groove with the one side that the inner wall of fixed slot contradicts with the slide rail, is provided with fixed spring and fixed block in the mounting groove, the diameter of fixed block is the same with the diameter of fixed slot, the fixed block can be pegged graft in the fixed slot under fixed spring's effect.
As preferred, remove the end and open the one side that the stiff end is close to the fixed plate and all be equipped with the installing port, be provided with spacing spring and stopper in the installing port, stopper and installing port coaxial line set up, the side that the fixed plate was contradicted with the function pole is provided with the spacing groove, the spacing groove distributes on the fixed plate around the axis circumference of spliced pole, the axis of spacing groove equals the axis of stopper to the distance of the axis of spliced pole to the axis of spliced pole, the stopper can be in the spacing inslot in the joint under spacing spring's effect.
Preferably, the number of the limiting grooves is at least three, and the limiting grooves are circumferentially distributed on the fixing plate at 0 degrees, 90 degrees and 180 degrees.
Preferably, a guardrail assembly is arranged between the fixing supports, the guardrail assembly is arranged between the hollow rods, the guardrail assembly comprises foldable guardrails and connecting shafts, the guardrails are connected through hinges, the connecting shafts are inserted into the guardrails, sliding blocks are arranged inside the fixing supports, one sides, close to the guardrails, of the sliding blocks are fixedly connected with the connecting shafts, openings are formed in the inner sides of the fixing supports, and the connecting shafts can slide up and down in the openings along with the sliding blocks.
Preferably, the fixed sensitization piece that is provided with in top of fixed bolster, the sensitization is connected through the rotation axis that sets up between the fixed bolster, and the inside of sensitization piece is provided with the rotating electrical machines, and the rotating electrical machines is connected with the rotation axis, and the rotating electrical machines can drive the rotation axis rotatory, and the cover is equipped with the solar panel on the rotation axis, and the sensitization piece is connected with solar panel and rotating electrical machines electricity respectively.
Preferably, the access control system further comprises an access control device, a face recognition module and a storage module are arranged in the access control device, the face recognition module is electrically connected with the storage module, a face recognition device is arranged above the access control device, an internal chip of the face recognition device is electrically connected with the face recognition module, the face recognition device transmits the acquired face information to the face recognition module, the face recognition module transmits the face information to the storage module, the storage module compares the internally stored personnel information with the acquired face information, and when the comparison is successful, the access control is opened; and when the comparison fails, closing the entrance guard.
Preferably, the access control device is electrically connected with the solar power generation panel, and the solar power generation panel provides power for the access control device.
Preferably, the invention also comprises a connecting device, the connecting device comprises a U-shaped connecting seat and a connecting piece, the unopened side wall of the U-shaped connecting seat is fixedly connected with the entrance guard device or the fixed bracket, a clamping block is arranged on the side wall of the opening of the U-shaped connecting seat, the connecting piece comprises a first connecting block and a second connecting block, third connecting block and coupling spring, first connecting block and entrance guard's device or fixed bolster fixed connection, the second connecting block, third connecting block and coupling spring symmetric distribution are in the upper and lower both sides of first connecting block, all be connected through coupling spring between first connecting block and the second connecting block and between first connecting block and the third connecting block, the length of second connecting block and third connecting block all is greater than the length of first connecting block, the second connecting block can be contradicted with the inner wall of U type connecting seat with the third connecting block under coupling spring's effect, with the inside of connecting piece joint at U type connecting seat.
Due to the adoption of the technical scheme, the invention has the remarkable technical effects that:
the invention combines the protective device and the entrance guard device, which not only can prevent irrelevant people from entering, but also can check attendance every day, thereby realizing diversification, the fixed plate of the invention is provided with the function rod, the function rod comprises a movable end and a fixed end, the fixed end can love you to fix the device on the ground with soft texture to strengthen stability, the movable end is equivalent to a universal wheel, but is more durable than the universal wheel, thereby facilitating the transfer of the device of the invention, the movable end and the fixed end of the device can be folded without obstructing transportation, in addition, the extension rod of the device can retract into the hollow rod, and the protective guard can be folded around the hinge to facilitate stacking.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present invention.
Fig. 2 is a view showing the structure of the body of the protector of the present invention.
FIG. 3 is a side view of the contact position between the functional rod and the fixing plate according to the present invention.
Fig. 4 is a partially enlarged schematic view at I in fig. 2.
Fig. 5 is a top view of fig. 2.
Fig. 6 is a schematic structural diagram of an extension rod and a fixing plate in embodiment 1 of the present invention.
Fig. 7 is a schematic structural view of a connecting member in embodiment 2 of the present invention.
The names of the parts indicated by the numerical references in the drawings are as follows: wherein, 1-a fixed bracket, 11-an extension rod, 111-a fixed plate, 111 a-a first opening, 111 b-a sliding rail, 111b 1-a fixed groove, 111b 2-a return spring, 111 c-a connecting column, 111 d-a first sliding block, 111d 1-a mounting groove, 111d 2-a fixed spring, 111d 3-a fixed block, 111 f-a functional rod, 111f 1-a moving end, 111f 2-a fixed end, 111f 3-a connecting flange, 111f 4-a fixed cylinder, 111f 5-a roller, 112-a mounting opening, 1121-a limiting spring, 1122-a limiting block, 113-a limiting groove, 12-a hollow rod, 13-a photosensitive element, 14-a rotating shaft, 15-a rotating motor, 16-a solar power generation plate, 17-a second sliding block, and 2-a guardrail component, 21-protective guard, 22-connecting shaft, 23-hinge, 3-entrance guard device, 31-face recognition device, 4-connecting device, 41-U-shaped connecting seat, 411-fixture block, 42-connecting piece, 421-first connecting block, 422-second connecting block, 423-third connecting block and 424-connecting spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples.
Example 1
As shown in fig. 1 to 6, a foundation pit protection device includes an extendable fixing bracket 1, the fixing bracket 1 includes an extension rod 11 and a hollow rod 12, the extension rod 11 is inserted into the hollow rod 12, a fixing plate 111 is disposed between the extension rods 11, the fixing plate 111 is fixedly connected to the extension rod 11, the fixing plate 111 is provided with first openings 111a symmetrically distributed, side walls of the first openings 111a are provided with slide rails 111b, the first openings 111a are provided with connecting posts 111c, two sides of the connecting posts 111c are provided with first sliders 111d corresponding to the slide rails 111b, the first sliders 111d are clamped in the slide rails 111b, two ends of an outer side of the connecting posts 111c are provided with symmetrically distributed function rods 111f, the function rods 111f can freely rotate around an axis of the connecting posts 111c, one end of the function rod 111f is a movable end 111f1, and the other end is a fixed end 111f2, the fixed ends 111f2 which are symmetrically distributed form a dovetail structure, one end of the moving end 111f1, which is far away from the connecting column 111c, is provided with a connecting flange 111f3, the connecting flange 111f3, which is far away from the connecting column 111c, is formed with a fixed cylinder 111f4, a roller 111f5 is arranged in the fixed cylinder 111f4, and the diameter of one end of the fixed cylinder 111f4, which is far away from the connecting column 111c, is smaller than that of the roller 111f 5.
The sliding rail 111b is internally provided with a fixing groove 111b1 and a return spring 111b2, one end of the return spring 111b2 is fixedly connected with the bottom surface of the first slider 111d, the other end of the return spring 111b2 is fixedly connected with the inner surface of the bottom of the first slider 111d, a mounting groove 111d1 is formed in the surface of the first slider 111d, which is abutted against the inner wall of the sliding rail 111b provided with the fixing groove 111b1, a fixing spring 111d2 and a fixing block 111d3 are arranged in the mounting groove 111d1, the diameter of the fixing block 111d3 is the same as that of the fixing groove 111b1, and the fixing block 111d3 can be inserted into the fixing groove 111b1 under the action of the fixing spring 111d 2.
In this embodiment, the surfaces of the movable end 111f1 and the fixed end 111f2 close to the fixed plate 111 are provided with mounting openings 112, the mounting openings 112 are provided with limiting springs 1121 and limiting blocks 1122, the limiting blocks 1122 are coaxially arranged with the mounting openings 112, the side surface of the fixed plate 111 abutting against the functional rod 111f is provided with limiting grooves 113, the limiting grooves 113 are circumferentially distributed on the fixed plate 111 around the axis of the connecting column 111c, the distance from the axis of the limiting grooves 113 to the axis of the connecting column 111c is equal to the distance from the axis of the limiting blocks 1122 to the axis of the connecting column 111c, the limiting blocks 1122 can be clamped in the limiting grooves 113 under the action of the limiting springs 1121, and the limiting grooves 113 are at least three in number and circumferentially distributed on the fixed plate 111 at 0 °, 90 ° and 180 °.
In addition, the guardrail assemblies 2 are arranged between the fixing supports 1, the guardrail assemblies 2 are arranged between the hollow rods 12, each guardrail assembly 2 comprises a foldable guardrail 21 and a connecting shaft 22, the guardrails 21 are arranged to be of a grid plate structure, the stress area is reduced, the guardrail assemblies are prevented from being blown down by wind, a light reflecting layer is further arranged on each guardrail, pedestrians can be reminded at night, the guardrails 21 are connected through hinges 23, the connecting shafts 22 are inserted into the guardrails 21, the second sliding blocks 17 are arranged inside the fixing supports 1, one sides, close to the guardrails 21, of the second sliding blocks 17 are fixedly connected with the connecting shafts 22, openings 12 are formed in the inner sides of the fixing supports 1, and the connecting shafts 22 can slide up and down in the openings.
Particularly, the top end of the fixed support 1 is fixedly provided with a photosensitive element 13, the photosensitive element 13 is connected through a rotating shaft 14 arranged between the fixed support 1, a rotating motor 15 is arranged inside the photosensitive element 13, the rotating motor 15 is connected with the rotating shaft 14, the rotating motor 15 can drive the rotating shaft 14 to rotate, a solar power generation plate 16 is sleeved on the rotating shaft 14, and the photosensitive element 13 is respectively electrically connected with the solar power generation plate 16 and the rotating motor 15.
The device also comprises an access control device 3, wherein the access control device 3 is electrically connected with a solar power generation board 16, the solar power generation board 16 provides a power supply for the access control device 3, a face recognition module and a storage module are arranged inside the access control device 3, the face recognition module is electrically connected with the storage module, a face recognition device 31 is arranged above the access control device 3, an internal chip of the face recognition device 31 is electrically connected with the face recognition module, the face recognition module 31 transmits the acquired face information to the face recognition module, the face recognition module transmits the face information to the storage module, the storage module compares the internally stored personnel information with the acquired face information, and when the comparison is successful, the access control is opened; and when the comparison fails, closing the entrance guard.
In this embodiment, the function rod 111f is turned by foot to the end (the fixed end 111f2 or the movable end 111f1) to be used as required and the position is limited by the limiting block 1122 and the limiting groove 113, and then the fixing block 111d3 is limited in the fixing groove 111b1 by foot stepping on the connecting rod 111c, so that the function rod 111f is fixed in the vertical direction, thereby conveniently fixing or moving the device of this embodiment, when stacking is required, the connecting rod 111c is hooked by foot to withdraw the function rod 111f, and then the guard rail 21 is folded by the hinge 23, and the extension rod 11 is withdrawn into the hollow rod 12, thereby reducing the occupied space and facilitating stacking.
The photosensitive element 13 in the device can detect the irradiation direction of the sun, and then control the rotating motor 15 to rotate the rotating shaft 14, so that the solar photovoltaic panel 16 can rotate to the most appropriate position to obtain solar energy.
Example 2
As shown in fig. 7, the present embodiment is different from embodiment 1 in that: the door lock device further comprises a connecting device 4, the connecting device 4 comprises a U-shaped connecting seat 41 and a connecting piece 42, the side wall of the U-shaped connecting seat 41 without an opening is fixedly connected with the door lock device 3 or the fixed support 1, a clamping block 411 is arranged on the side wall of the opening of the U-shaped connecting seat 41, the connecting piece 42 comprises a first connecting block 421, a second connecting block 422, a third connecting block 423 and a connecting spring 424, the first connecting block 421 is fixedly connected with the door lock device 3 or the fixed support 1, the second connecting block 422, the third connecting block 423 and the connecting spring 424 are symmetrically distributed on the upper side and the lower side of the first connecting block 421, the first connecting block 421 and the second connecting block 422 and the first connecting block 421 and the third connecting block 423 are connected through the connecting spring 424, the lengths of the second connecting block 422 and the third connecting block 423 are larger than that of the first connecting block 421, the second connecting block 422 and the third connecting block 423 can be abutted against the inner wall of the U-shaped connecting, the connecting member 42 is snapped into the inside of the U-shaped connecting holder 41.
The use principle is as follows: when in connection, the second connecting block 422 and the third connecting block 423 are held, and the connecting spring 424 is compressed, so that the connecting piece is clamped 42 in the U-shaped connecting seat 41; when separating, the second connecting block 422 and the third connecting block 423 are held, and the connecting spring 424 is compressed, so that the connecting member 42 can be separated from the U-shaped connecting seat 41.
Example 3
This embodiment is different from embodiment 1 in that: the device also supplies power simultaneously through solar energy and commercial power to prevent the occurrence of continuous rainy days.
Claims (9)
1. The utility model provides a foundation ditch protector, includes extensible fixed bolster (1), its characterized in that: the fixed support (1) comprises extension rods (11) and a hollow rod (12), the extension rods (11) are inserted into the hollow rod (12), fixing plates (111) are arranged between the extension rods (11), the fixing plates (111) are fixedly connected with the extension rods (11), first openings (111a) which are symmetrically distributed are arranged on the fixing plates (111), slide rails (111b) are arranged on the side walls of the first openings (111a), connecting columns (111c) are arranged in the first openings (111a), first sliders (111d) are arranged at positions, corresponding to the slide rails (111b), of two sides of each connecting column (111c), the first sliders (111d) are clamped in the slide rails (111b), function rods (111f) which are symmetrically distributed are arranged at two ends of the outer side of each connecting column (111c), the function rods (111f) can freely rotate around the axis of the corresponding connecting columns (111c), and one end of each function rod (111f) is set as a moving end (111f1), the other end of the fixed end is set to be a fixed end (111f2), the fixed end (111f2) which is symmetrically distributed forms a dovetail structure, one end, away from the connecting column (111c), of the moving end (111f1) is provided with a connecting flange (111f3), a fixed cylinder (111f4) is formed on the connecting flange (111f3) away from the connecting column (111c), a roller (111f5) is arranged in the fixed cylinder (111f4), and the diameter of one end, away from the connecting column (111c), of the fixed cylinder (111f4) is smaller than that of the roller (111f 5).
2. A foundation pit protection device according to claim 1, characterized in that: a fixing groove (111b1) and a return spring (111b2) are arranged in the sliding rail (111b), one end of the return spring (111b2) is fixedly connected with the bottom surface of the first sliding block (111d), the other end of the return spring (111b2) is fixedly connected with the inner surface of the bottom of the first sliding block (111d), an installation groove (111d1) is formed in the face, abutted against the inner wall of the sliding rail (111b) provided with the fixing groove (111b1), a fixing spring (111d2) and a fixing block (111d3) are arranged in the installation groove (111d1), the diameter of the fixing block (111d3) is the same as that of the fixing groove (111b1), and the fixing block (111d3) can be inserted into the fixing groove (111b1) under the action of the fixing spring (111d 2).
3. A foundation pit protection device according to claim 1, characterized in that: the movable end (111f1) and the fixed end (111f2) are provided with a mounting opening (112) on the surface close to the fixed plate (111), a limiting spring (1121) and a limiting block (1122) are arranged in the mounting opening (112), the limiting block (1122) and the mounting opening (112) are coaxially arranged, a limiting groove (113) is formed in the side surface, abutted to the functional rod (111f), of the fixed plate (111), the limiting groove (113) is circumferentially distributed on the fixed plate (111) around the axis of the connecting column (111c), the distance from the axis of the limiting groove (113) to the axis of the connecting column (111c) is equal to the distance from the axis of the limiting block (1122) to the axis of the connecting column (111c), and the limiting block (1122) can be clamped in the limiting groove (113) under the action of the limiting spring (1121).
4. A foundation pit protection device according to claim 1, characterized in that: the number of the limiting grooves (113) is at least three, and the limiting grooves are circumferentially distributed on the fixing plate (111) at 0 degree, 90 degrees and 180 degrees.
5. A foundation pit protection device according to claim 1, characterized in that: be provided with between fixed bolster (1) guardrail subassembly (2), guardrail subassembly (2) set up between hollow pole (12), guardrail subassembly (2) are including folding rail guard (21) and connecting axle (22), connect through hinge (23) between rail guard (21), connecting axle (22) are inserted and are established in rail guard (21), the inside of fixed bolster (1) is provided with second slider (17), one side and connecting axle (22) fixed connection that second slider (17) are close to rail guard (21), the inboard of fixed bolster (1) is provided with opening (12), connecting axle (22) can follow second slider (17) and slide from top to bottom in opening (12).
6. A foundation pit protection device according to claim 1, characterized in that: the fixed photosensitive part (13) that is provided with in top of fixed bolster (1), photosensitive part (13) are connected through rotation axis (14) that sets up between fixed bolster (1), the inside of photosensitive part (13) is provided with rotating electrical machines (15), rotating electrical machines (15) are connected with rotation axis (14), rotating electrical machines (15) can drive rotation axis (14) rotatory, the cover is equipped with solar panel (16) on rotation axis (14), photosensitive part (13) are connected with solar panel (16) and rotating electrical machines (15) electricity respectively.
7. A foundation pit protection device according to claim 6, wherein: the door control system is characterized by further comprising a door control device (3), a face recognition module and a storage module are arranged inside the door control device (3), the face recognition module is electrically connected with the storage module, a face recognition device (31) is arranged above the door control device (3), an internal chip of the face recognition device (31) is electrically connected with the face recognition module, the face recognition device (31) transmits the acquired face information to the face recognition module, the face recognition module transmits the face information to the storage module, the storage module compares the internally stored personnel information with the acquired face information, and when the comparison is successful, the door control is opened; and when the comparison fails, closing the entrance guard.
8. A foundation pit protection device according to claim 7, wherein: the access control device (3) is electrically connected with the solar power generation board (16), and the solar power generation board (16) provides power for the access control device (3).
9. A foundation pit protection device according to any one of claims 1-8, wherein: the door lock device further comprises a connecting device (4), the connecting device (4) comprises a U-shaped connecting seat (41) and a connecting piece (42), the side wall of the U-shaped connecting seat (41) which is not opened is fixedly connected with the door lock device (3) or the fixed support (1), a clamping block (411) is arranged on the side wall of the opening of the U-shaped connecting seat (41), the connecting piece (42) comprises a first connecting block (421), a second connecting block (422), a third connecting block (423) and a connecting spring (424), the first connecting block (421) is fixedly connected with the door lock device (3) or the fixed support (1), the second connecting block (422), the third connecting block (423) and the connecting spring (424) are symmetrically distributed on the upper side and the lower side of the first connecting block (421), the first connecting block (421) is connected with the second connecting block (422), the first connecting block (421) is connected with the third connecting block (423) through the connecting spring (424), the length of second connecting block (422) and third connecting block (423) all is greater than the length of first connecting block (421), and second connecting block (422) can contradict with the inner wall of U type connecting seat (41) with third connecting block (423) under the effect of connecting spring (424), with the inside of connecting piece (42) joint in U type connecting seat (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448479.0A CN111691744B (en) | 2020-05-25 | 2020-05-25 | Foundation pit protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010448479.0A CN111691744B (en) | 2020-05-25 | 2020-05-25 | Foundation pit protection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111691744A true CN111691744A (en) | 2020-09-22 |
| CN111691744B CN111691744B (en) | 2021-09-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010448479.0A Active CN111691744B (en) | 2020-05-25 | 2020-05-25 | Foundation pit protection device |
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| Country | Link |
|---|---|
| CN (1) | CN111691744B (en) |
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| CN209908079U (en) * | 2018-12-19 | 2020-01-07 | 山东岱盟电力工程咨询有限公司 | Safety protective guard is used in electric power engineering operation |
| CN110984687A (en) * | 2019-12-23 | 2020-04-10 | 陈烁 | Novel foundation ditch safety protection based on town road engineering device |
| KR20200043652A (en) * | 2018-10-18 | 2020-04-28 | 현대제철 주식회사 | Safety ladder |
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|---|---|
| CN111691744B (en) | 2021-09-03 |
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