CN108547234A - A kind of construction safety protection safety alarm device - Google Patents

A kind of construction safety protection safety alarm device Download PDF

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Publication number
CN108547234A
CN108547234A CN201810386986.9A CN201810386986A CN108547234A CN 108547234 A CN108547234 A CN 108547234A CN 201810386986 A CN201810386986 A CN 201810386986A CN 108547234 A CN108547234 A CN 108547234A
Authority
CN
China
Prior art keywords
plate
support
damping spring
fixed
slides
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201810386986.9A
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Chinese (zh)
Inventor
曾学礼
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xianning Vocational Technical College
Original Assignee
Xianning Vocational Technical College
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xianning Vocational Technical College filed Critical Xianning Vocational Technical College
Priority to CN201810386986.9A priority Critical patent/CN108547234A/en
Publication of CN108547234A publication Critical patent/CN108547234A/en
Pending legal-status Critical Current

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Classifications

    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/688Free-standing bodies
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01FADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/623Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection
    • E01F9/65Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by form or by structural features, e.g. for enabling displacement or deflection with rotatable, swingable or adjustable signs or signals

Abstract

The invention discloses a kind of construction safety protection safety alarm devices, including base board, support plate, shock-absorbing support component, castor, displaying label, supporting box, the first damping spring, swing cage plate and rotating circular disc.The present invention facilitates the movement of whole device by the castor of setting so that device easily shifts, using flexible;By the first damping spring being arranged on the second damping spring and limiting plate that are arranged on shock-absorbing support component, good damping, buffering effect can be played to support plate, device is avoided and is damaged because of vibrations in moving process;It is rotated using driving motor driving rotating circular disc, can realize the swing of displaying label, reach the sight for attracting holdee, pedestrians is allowed to notice that the purpose of warning sign, good warning effect are suitble to promote the use of.

Description

A kind of construction safety protection safety alarm device
Technical field
The present invention relates to technical field of building construction, specifically a kind of construction safety protection safety alarm device.
Background technology
Construction refers to the production activity of engineering construction implementation phase, is the building course of all kinds of buildings, can also It says it is various lines on design drawing, in specified place, becomes process in kind.It includes basic engineering construction, master Body structure construction, roof construction, decorative engineering construction etc..
Construction place is dangerous, and in construction, the alarming device that needs to Strengthen Safety Management is construction site In commonly used tool, be placed on dangerous place to alert holdee's danger, the warning used in existing construction site Device is often fixed, and is inconvenient to move, while when rough road surface is moved, easily impaired because shaking, simultaneously The warning sign of static placement, people are usually not easy it is noted that people are always accustomed to the object of concern movement.
Invention content
The purpose of the present invention is to provide a kind of construction safety protection safety alarm devices, to solve above-mentioned background The problem of being proposed in technology.
To achieve the above object, the present invention provides the following technical solutions:
A kind of construction safety protection safety alarm device, including base board, support plate, shock-absorbing support component, castor, exhibition Indicating board, supporting box, the first damping spring, swing cage plate and rotating circular disc, the end lower surface quadrangle of the base board are equal It is provided with castor;The upper surface quadrangle of the base board is respectively provided with shock-absorbing support component, and the support plate, which is set up, is mounted on damping The top of support component;The fixed welding in the top both ends upper surface of the base board is equipped with limiting plate, the madial wall of limiting plate On offer guide chute, offered at the top of the limiting plate cylindricality slide chamber, cylindricality slide intracavitary slide up and down equipped with cylindricality slide Block;The lower surface of the cylindrical slide is installed with lifting compression bar, and the bottom end for lifting compression bar is slided up and down through cylindricality cunning The guide through hole opened up on the plate of bottom of chamber is placed in guide chute, and the end of the support plate fixes welding and is equipped with strut, strut End be fixedly connected on it is described lifting compression bar bottom end;The cylindricality slides intracavitary and is additionally provided with the first damping spring, the first damping The top of spring is fixedly connected with the lower surface of cylindrical slide, and the bottom end of the first damping spring is placed in the cylindricality and slides bottom of chamber plate On inner surface;The supporting box, which is fixed, to be set up on bottom plate in the middle part of the upper surface of support plate, the supporting box inner cavity Surface is fixedly installed hinged seat;The top for swinging cage plate, which is fixedly connected, is equipped with upper support bar, and the displaying label is solid Fixed to set up mounted on the top of upper support bar, the bottom end for swinging cage plate, which is fixedly connected, is equipped with lower support bar, the lower branch It is hinged between the bottom end of strut and the top of hinged seat;The inner cavity fixed frame of the supporting box, which is equipped with, is equipped with fixed erect Plate;The rotating circular disc rotation, which is set up, to be also equipped at the top of the top of fixed vertical plate, the fixed vertical plate for driving Turn moves the driving motor of disk rotational;The outer end face of the rotating circular disc is installed with guide post, and the swing cage plate is logical The guiding cunning chamber that its middle part opens up is crossed to be slidably located in guide post.
As a further solution of the present invention:The lateral surface of the displaying label is fixedly connected there are two symmetrical warning Glue board.
As a further solution of the present invention:Guide channel is offered on the top plate of the supporting box, the guiding is slided Slipping is through being arranged in guide channel.
As a further solution of the present invention:The end outer ring of the guide post is threadedly coupled and is arranged with stop nut, limits The outer diameter of position nut is more than the width setting for being oriented to sliding chamber.
As a further solution of the present invention:The castor uses self-locking idler wheel.
As a further solution of the present invention:The driving motor uses servo motor.
As a further solution of the present invention:It is installed with fixed block on the both side plate inner wall of the supporting box, The top plate inner surface of the supporting box is symmetrically installed with leading block, and the lower part outer ring of the upper support bar is symmetrically fixed It is provided with sling, is respectively connected with rigid rope on two slings, two other ends rigidly restricted are respectively connected with tension spring, two tension springs The other end is fixedly connected with two fixed blocks respectively.
As a further solution of the present invention:The shock-absorbing support component includes stop sleeve, support leg, sliding block and second Damping spring, wherein stop sleeve are fixedly mounted on the dome top surface of base board, and sliding block slides up and down in stop sleeve, Second damping spring is placed in the inner cavity of stop sleeve, and the second damping spring is located at the lower part of sliding block, and support leg slides up and down Top plate through stop sleeve is arranged, and the top of support leg is fixedly connected with the lower surface of support plate, and support leg is located at support One end in sleeve is fixedly connected with the upper surface of sliding block.
Compared with prior art, the beneficial effects of the invention are as follows:
The present invention facilitates the movement of whole device by the castor of setting so that device easily shifts, using flexible;Pass through damping The first damping spring being arranged on the second damping spring and limiting plate being arranged in support component can play support plate good Good damping, buffering effect, improves the damping, buffering effect of whole device, avoids device in moving process due to vibrations It is impaired;It is rotated using driving motor driving rotating circular disc, and then guide post is driven to do circle as the center of circle using the output shaft of driving motor Zhou Yundong, and then swing cage plate is driven to be swung as the center of circle using the articulated shaft on hinged seat top, to realize displaying label It swings, reaches the sight for attracting holdee, pedestrians is allowed to notice that the purpose of warning sign, good warning effect are suitble to promote It uses.
Description of the drawings
Fig. 1 is the structural schematic diagram of construction safety protection safety alarm device of the present invention.
Fig. 2 is the structural schematic diagram of shock-absorbing support component in construction safety protection safety alarm device of the present invention.
Fig. 3 is the driving mechanism side view that cage plate is swung in construction safety protection safety alarm device of the present invention.
In figure:1- base boards, 2- limiting plates, 3- support plates, 4- shock-absorbing support components, 5- castors, 6- show label, 7- branch Support babinet, 8- guide chutes, 9- struts, 10- lifting compression bars, 11- guide through hole, 12- cylindrical slides, 13- cylindricalitys cunning chamber, 14- First damping spring, 15- warn glue board, 16- upper support bars, 17- lower support bars, 18- fixed vertical plates, 19- hinged seats, 20- pendulum Dynamic cage plate, 21- guide posts, 22- rotating circular discs, 23- fixed blocks, 24- tension springs, 25- rigidly restrict, and 26- leading blocks, 27- is oriented to Channel, 28- slings, 29- driving motors, 30- stop nuts, 31- are oriented to sliding chamber, 41- stop sleevees, 42- support legs, 43- cunnings Block, the second damping springs of 44-.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other Embodiment shall fall within the protection scope of the present invention.
Please refer to Fig.1~3, in the embodiment of the present invention, a kind of construction safety protection safety alarm device, including bottom Seat board 1, shock-absorbing support component 4, castor 5, displaying label 6, supporting box 7, the first damping spring 14, swings cage plate at support plate 3 20 and rotating circular disc 22, the end lower surface quadrangle of the base board 1 is both provided with castor 5, and castor 5 uses self-locking idler wheel, Facilitate the movement and fixation of whole device;The upper surface quadrangle of the base board 1 is respectively provided with shock-absorbing support component 4, the support Plate 3 is set up mounted on the top of shock-absorbing support component 4;The fixed welding in the top both ends upper surface of the base board 1, which is equipped with, is in The limiting plate 2 of vertical direction setting, offers guide chute 8 on the madial wall of limiting plate 2, the top of the limiting plate 2 opens up There is cylindricality to slide chamber 13, cylindricality, which is slided, to be slided up and down in chamber 13 equipped with cylindrical slide 12;Peace is fixed in the lower surface of the cylindrical slide 12 Equipped with the lifting compression bar 10 being arranged in vertical direction, the bottom end of lifting compression bar 10, which is slided up and down, to be slided through cylindricality on 13 bottom plate of chamber The guide through hole 11 opened up is placed in guide chute 8, and the end of the support plate 3 fixes welding and is equipped with strut 9, strut 9 End is fixedly connected on the bottom end of the lifting compression bar 10;The cylindricality is slided and is additionally provided with the first damping spring 14 in chamber 13, and first The top of damping spring 14 is fixedly connected with the lower surface of cylindrical slide 12, and the bottom end of the first damping spring 14 is placed in the cylindricality On the inner surface of 13 bottom plate of sliding chamber.
The supporting box 7, which is fixed, sets up the bottom plate in the middle part of the upper surface of support plate 3,7 inner cavity of the supporting box Upper surface is fixedly installed hinged seat 19;The top for swinging cage plate 20, which is fixedly connected, is equipped with upper support bar 16, the exhibition Indicating board 6, which is fixed, to be set up mounted on the top of upper support bar 16, and the bottom end for swinging cage plate 20, which is fixedly connected, is equipped with lower branch Strut 17 is hinged between the bottom end and the top of hinged seat 19 of the lower support bar 17;The inner cavity of the supporting box 7 is fixed It is provided with the fixed vertical plate 18 for being equipped with and being arranged in vertical direction;The rotation of the rotating circular disc 22, which is set up, is mounted on fixed vertical plate 18 Top, the top of the fixed vertical plate 18 is also equipped with the driving motor 29 for driving rotating circular disc 22 to rotate, driving electricity Machine 29 use servo motor, servo motor can more precise control rotating speed, keep operation more stable;Outside the rotating circular disc 22 End face is installed with guide post 21, it is described swing cage plate 20 chamber 31 slided by the guiding that its middle part opens up be slidably located in guiding On column 21, rotating circular disc 22 is driven to rotate using driving motor 29, and then drive guide post 21 with the output shaft of driving motor 29 It moves in a circle for the center of circle, and then swing cage plate 20 is driven to be swung as the center of circle using the articulated shaft on 19 top of hinged seat, to The swing for realizing displaying label 6 reaches the sight for attracting holdee, pedestrians is allowed to notice the purpose of warning sign.
Fixed block 23 is installed on the both side plate inner wall of the supporting box 7, in the top plate of the supporting box 7 Surface is symmetrically installed with leading block 26, and the lower part outer ring of the upper support bar 16 is symmetrically fixedly installed sling 28, and two Rigidity rope 25 is respectively connected on a sling 28, the other end of two rigidity ropes 25 is respectively connected with tension spring 24, two tension springs 24 it is another One end is fixedly connected with two fixed blocks 23 respectively, and the middle part of two of which rigidity rope 25 is wire-wrapped in two leading blocks 26 respectively Upper setting can play certain support and buffering effect using the pulling force of two tension springs 24 to upper support bar 16.
In the embodiment of the present invention, the lateral surface of the displaying label 6 is fixedly connected there are two symmetrical warning glue board 15, Play the role of further warning.
In the embodiment of the present invention, guide channel 27 is offered on the top plate of the supporting box 7, the leading block 26 is slided It is dynamic to be arranged through guide channel 27 is interior.
In the embodiment of the present invention, fall off from guide post 21 to avoid swinging cage plate 20, outside the end of the guide post 21 Circle, which is threadedly coupled, is arranged with stop nut 30, and the outer diameter of stop nut 30 is more than the width setting for being oriented to sliding chamber 31, swings cage plate 20 position-limiting actions.
In the embodiment of the present invention, the shock-absorbing support component 4 includes stop sleeve 41, support leg 42, sliding block 43 and second Damping spring 44, wherein stop sleeve 41 are fixedly mounted on the dome top surface of base board 1, and sliding block 43 is slided up and down set on support In sleeve 41, the second damping spring 44 is placed in the inner cavity of stop sleeve 41, and the second damping spring 44 is located under sliding block 43 Portion, support leg 42 slide up and down the top plate setting through stop sleeve 41, the lower surface at the top and support plate 3 of support leg 42 It is fixedly connected, one end that support leg 42 is located in stop sleeve 41 is fixedly connected with the upper surface of sliding block 43.
The present invention facilitates the movement of whole device by the castor 5 of setting so that device easily shifts, using flexible;It is logical The first damping spring 14 crossed the second damping spring 44 being arranged in damping support component 4 and be arranged on limiting plate 2, can be right Support plate 3 plays good damping, buffering effect, improves the damping, buffering effect of whole device, avoids device and is being moved through It is damaged because of vibrations in journey;It drives rotating circular disc 22 to rotate using driving motor 29, and then drives guide post 21 with driving motor 29 output shaft moves in a circle for the center of circle, and then drives and swing cage plate 20 using the articulated shaft on 19 top of hinged seat as center of circle progress It swings, to realize the swing of displaying label 6, reaches the sight for attracting holdee, pedestrians is allowed to notice warning sign Purpose, good warning effect are suitble to promote the use of.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims Variation is included within the present invention.Any reference signs in the claims should not be construed as limiting the involved claims.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art The other embodiment being appreciated that.

Claims (8)

1. a kind of construction safety protection safety alarm device, including base board(1), support plate(3), shock-absorbing support component (4), castor(5), displaying label(6), supporting box(7), the first damping spring(14), swing cage plate(20)And rotating circular disc (22), which is characterized in that the base board(1)End lower surface quadrangle be both provided with castor(5);The base board(1)'s Upper surface quadrangle is respectively provided with shock-absorbing support component(4), the support plate(3)It sets up and is mounted on shock-absorbing support component(4)Top; The base board(1)The fixed welding in top both ends upper surface be equipped with limiting plate(2), limiting plate(2)Madial wall on open up There is guide chute(8), the limiting plate(2)Top offer cylindricality slide chamber(13), cylindricality cunning chamber(13)It inside slides up and down and sets There is cylindrical slide(12);The cylindrical slide(12)Lower surface be installed with lifting compression bar(10), lift compression bar(10)'s Bottom end slides up and down through cylindricality and slides chamber(13)The guide through hole opened up on bottom plate(11)It is placed on guide chute(8)It is interior, institute State support plate(3)End fix welding be equipped with strut(9), strut(9)End be fixedly connected on the lifting compression bar(10) Bottom end;The cylindricality slides chamber(13)Inside it is additionally provided with the first damping spring(14), the first damping spring(14)Top and cylindricality Sliding block(12)Lower surface be fixedly connected, the first damping spring(14)Bottom end be placed in the cylindricality and slide chamber(13)The interior table of bottom plate On face;The supporting box(7)Fixed set up is mounted on support plate(3)Upper surface, the supporting box(7)Bottom in the middle part of inner cavity Plate upper surface is fixedly installed hinged seat(19);The swing cage plate(20)Top be fixedly connected upper support bar be installed (16), the displaying label(6)Fixed set up is mounted on upper support bar(16)Top, the swing cage plate(20)Bottom end it is solid Surely it is connected and installed with lower support bar(17), the lower support bar(17)Bottom end and hinged seat(19)Top between be hinged; The supporting box(7)Inner cavity fixed frame be equipped with fixed vertical plate is installed(18);The rotating circular disc(22)Rotation sets up peace Mounted in fixed vertical plate(18)Top, the fixed vertical plate(18)Top be also equipped with for driving rotating circular disc(22)Rotation Driving motor(29);The rotating circular disc(22)Outer end face be installed with guide post(21), the swing cage plate(20) The guiding opened up by its middle part slides chamber(31)Be slidably located in guide post(21)On.
2. a kind of construction safety protection safety alarm device according to claim 1, which is characterized in that the exhibition Indicating board(6)Lateral surface be fixedly connected there are two symmetrical warning glue board(15).
3. a kind of construction safety protection safety alarm device according to claim 1, which is characterized in that the branch Support babinet(7)Top plate on offer guide channel(27), the leading block(26)It slides through guide channel(27)It is interior Setting.
4. a kind of construction safety protection safety alarm device according to claim 1, which is characterized in that described to lead Xiang Zhu(21)End outer ring be threadedly coupled be arranged with stop nut(30), stop nut(30)Outer diameter be more than and be oriented to sliding chamber (31)Width set.
5. a kind of construction safety protection safety alarm device according to claim 1, which is characterized in that the foot Wheel(5)Using self-locking idler wheel.
6. a kind of construction safety protection safety alarm device according to claim 1, which is characterized in that the drive Dynamic motor(29)Using servo motor.
7. a kind of construction safety protection safety alarm device according to claim 1, which is characterized in that the branch Support babinet(7)Both side plate inner wall on be installed with fixed block(23), the supporting box(7)Top plate inner surface it is symmetrical It is installed with leading block(26), the upper support bar(16)Lower part outer ring be symmetrically fixedly installed sling(28), two Sling(28)On be respectively connected with rigid rope(25), two rigidity ropes(25)The other end be respectively connected with tension spring(24), two tension springs (24)The other end respectively with two fixed blocks(23)It is fixedly connected.
8. a kind of construction safety protection safety alarm device according to claim 1, which is characterized in that described to subtract Shake support component(4)Including stop sleeve(41), support leg(42), sliding block(43)With the second damping spring(44), wherein supporting Sleeve(41)It is fixedly mounted on base board(1)Dome top surface, sliding block(43)It slides up and down and is set to stop sleeve(41)It is interior, the Two damping springs(44)It is placed in stop sleeve(41)Inner cavity in, and the second damping spring(44)Positioned at sliding block(43)Lower part, Support leg(42)It slides up and down through stop sleeve(41)Top plate setting, support leg(42)Top and support plate(3)'s Lower surface is fixedly connected, support leg(42)Positioned at stop sleeve(41)Interior one end and sliding block(43)Upper surface be fixedly connected.
CN201810386986.9A 2018-04-26 2018-04-26 A kind of construction safety protection safety alarm device Pending CN108547234A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201810386986.9A CN108547234A (en) 2018-04-26 2018-04-26 A kind of construction safety protection safety alarm device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201810386986.9A CN108547234A (en) 2018-04-26 2018-04-26 A kind of construction safety protection safety alarm device

Publications (1)

Publication Number Publication Date
CN108547234A true CN108547234A (en) 2018-09-18

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CN201810386986.9A Pending CN108547234A (en) 2018-04-26 2018-04-26 A kind of construction safety protection safety alarm device

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Country Link
CN (1) CN108547234A (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109345918A (en) * 2018-11-16 2019-02-15 南昌工学院 Mathematical probabilities apparatus for demonstrating
CN109487723A (en) * 2018-12-11 2019-03-19 佛山科学技术学院 A kind of accident-prone area alarming device and its use system
CN110085093A (en) * 2019-04-08 2019-08-02 温州职业技术学院 Showing stand is used in a kind of administrative teaching
CN110381397A (en) * 2019-07-18 2019-10-25 广东兆磊电子科技有限公司 A kind of buffer gear and stereo set
CN110777697A (en) * 2019-11-12 2020-02-11 王清虎 Hard shoulder
CN111501605A (en) * 2020-05-08 2020-08-07 福州经济技术开发区兆网亿智能科技有限公司 Indicator lamp board for construction site

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CN107524102A (en) * 2017-09-14 2017-12-29 安徽金贺财建筑工程有限公司 A kind of construction of hydro project safety alarm device
CN107761593A (en) * 2017-10-20 2018-03-06 广州公孙策信息科技有限公司 A kind of Municipal Engineering Construction alarming device
CN107761588A (en) * 2017-09-29 2018-03-06 刘城 A kind of road construction alarming device
CN107780349A (en) * 2017-09-29 2018-03-09 魏超军 A kind of construction building protection alarming device

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CN206581173U (en) * 2017-03-03 2017-10-24 钱海江 A kind of portable power construction warning sign
CN107085968A (en) * 2017-05-05 2017-08-22 浙江风雷信息科技有限公司 A kind of intelligent parking lot efficient suggestion device of road conditions
CN107237243A (en) * 2017-05-11 2017-10-10 刘云娟 A kind of road maintenance construction water mud mixing equipment
CN107190665A (en) * 2017-07-18 2017-09-22 魏亦南 A kind of municipal works notice board
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Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109345918A (en) * 2018-11-16 2019-02-15 南昌工学院 Mathematical probabilities apparatus for demonstrating
CN109487723A (en) * 2018-12-11 2019-03-19 佛山科学技术学院 A kind of accident-prone area alarming device and its use system
CN110085093A (en) * 2019-04-08 2019-08-02 温州职业技术学院 Showing stand is used in a kind of administrative teaching
CN110085093B (en) * 2019-04-08 2021-05-07 温州职业技术学院 Show shelf is used in administrative teaching
CN110381397A (en) * 2019-07-18 2019-10-25 广东兆磊电子科技有限公司 A kind of buffer gear and stereo set
CN110777697A (en) * 2019-11-12 2020-02-11 王清虎 Hard shoulder
CN111501605A (en) * 2020-05-08 2020-08-07 福州经济技术开发区兆网亿智能科技有限公司 Indicator lamp board for construction site
CN111501605B (en) * 2020-05-08 2020-10-30 福州经济技术开发区兆网亿智能科技有限公司 Indicator lamp board for construction site

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Application publication date: 20180918