CN112435618A - Warning device for construction - Google Patents
Warning device for construction Download PDFInfo
- Publication number
- CN112435618A CN112435618A CN202011412541.7A CN202011412541A CN112435618A CN 112435618 A CN112435618 A CN 112435618A CN 202011412541 A CN202011412541 A CN 202011412541A CN 112435618 A CN112435618 A CN 112435618A
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- Prior art keywords
- rod
- warning
- plate
- base
- assembly
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F27/00—Combined visual and audible advertising or displaying, e.g. for public address
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F17/00—Flags; Banners; Mountings therefor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F7/00—Signs, name or number plates, letters, numerals, or symbols; Panels or boards
- G09F7/18—Means for attaching signs, plates, panels, or boards to a supporting structure
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a warning device for building construction, which comprises a base, a supporting rod and a warning plate, wherein the warning plate is arranged on the base through the supporting rod; the driving assembly comprises a fixing plate, a swinging rod, a transmission gear, a rack guide post, an auxiliary rod, a fixing block, a reciprocating screw rod and a driving motor; the dynamic reminding assembly comprises a first push rod, a fixed rod and a first warning flag; the sound reminding assembly comprises a second push rod, an exhaust channel, a piston plate and a loudspeaker, the auxiliary warning assembly comprises a driving assembly, a dynamic warning assembly and a sound reminding assembly, the warning effect is greatly improved, and the defects that the warning plate is too high, replacement and maintenance are inconvenient, and the warning plate is too low and the warning effect is poor are overcome.
Description
Technical Field
The invention relates to the field of buildings, in particular to a warning device for building construction.
Background
The building construction refers to production activities in the engineering construction implementation stage, is the construction process of various buildings, and comprises foundation engineering construction, main structure construction, roofing engineering construction, decoration engineering construction and the like, the construction operation place is called as a building construction site or a construction site, also called as a construction site, the condition of the building site is complex, and a warning device is generally required to be used at the building construction site for reminding that the construction site is dangerous or warning to prevent theft.
At present most utilize the warning sign to warn, this kind of mode warning is not comprehensive enough, and warning protective effect is relatively poor, especially at present many people all playing the cell-phone at the in-process of walking, and the tradition is stiff warning sign can not improve fine warning effect, and simultaneously, current warning device puts the warning board in higher department for improving warning effect, leads to the problem that has the too high change of being not convenient for of warning board and maintenance.
Disclosure of Invention
The invention aims to provide a warning device for building construction, which aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a warning device for building construction comprises a base, a supporting rod and a warning plate, wherein the warning plate is installed on the base through the supporting rod, an auxiliary warning assembly is further arranged on the base, and the auxiliary warning assembly comprises a driving assembly, a dynamic warning assembly and a sound warning assembly;
the driving assembly comprises a fixed plate, a swinging rod, a transmission gear, a rack guide pillar, auxiliary rods, a fixed block, a reciprocating screw rod, a driving motor, a reinforcing rod, an adjusting block, an adjusting groove and a limiting rod, a hole is formed in the middle of the base, the swinging rod is rotatably installed in the hole through a rotating shaft, the lower end of the swinging rod is provided with the transmission gear meshed with the rack guide pillar, the rack guide pillar is slidably installed on the fixed plate through the fixed block, the fixed plate is installed in the base, the upper surface of the fixed plate is fixedly provided with two auxiliary rods, the auxiliary rods are provided with holes, the upper ends of the auxiliary rods are in sliding contact with the bottoms of the rack guide pillars, the reciprocating screw rod penetrates through the holes of the auxiliary rods and is in threaded connection with the fixed block, one end of the reciprocating screw rod is in driving connection with the driving motor, the two ends, the adjusting grooves are symmetrically arranged on the upper surface of the base;
the dynamic reminding assembly comprises a first push rod, a fixed rod and a first warning flag, one end of the first push rod is fixedly arranged on one adjusting block, the other end of the first push rod movably penetrates through the fixed rod to be hinged with the bottom of the first warning flag, a sliding rail is arranged in the fixed rod, and the first warning flag slidably penetrates through the sliding rail;
the sound reminding assembly comprises a second push rod, an exhaust passage, a piston plate and a loudspeaker, one end of the second push rod is fixedly installed on another adjusting block, the other end of the second push rod is fixedly connected with the piston plate, the piston plate is arranged in the exhaust passage in a sliding mode, the exhaust passage is installed on the base, the upper end of the exhaust passage is provided with the loudspeaker, and the loudspeaker is provided with a one-way air inlet valve.
As a further scheme of the invention: and a spring is arranged between the adjusting groove and the adjusting block.
As a further scheme of the invention: and a control valve is arranged on the side wall of the exhaust channel.
As a further scheme of the invention: and a second warning flag is fixedly arranged at the upper end of the swinging rod.
As a further scheme of the invention: be provided with the subassembly of warning night between swinging arms and the warning board, the subassembly of warning night includes mounting panel, LED lamp and phosphor strip, and the mounting panel is fixed on the swinging arms top, the LED lamp is fixed at mounting panel lower surface and directional warning board, the phosphor strip is pasted at warning board outline.
As a further scheme of the invention: be provided with the removal subassembly in the base, the removal subassembly includes double-shaft motor, lead screw, slider, spout, connecting rod, lifter plate and removal wheel, and two lead screws are connected at fixed plate lower surface and output drive to double-shaft motor fixed mounting, the lead screw rotate install in the base and with slider threaded connection, slider slidable mounting is in the spout, the spout symmetry is seted up in the fixed plate, and the lifter plate both ends are articulated through connecting rod and two sliders, remove wheel fixed mounting at the lifter plate lower surface.
As a further scheme of the invention: still be provided with on the removal subassembly and consolidate the subassembly, consolidate the subassembly and include ejector pin, through-hole, rotating pin, dwang and conflict piece, the ejector pin is installed at lifter plate both ends and top and is articulated with dwang one end, the fixed orifices has been seted up at the dwang middle part, rotating pin fixed mounting in the through-hole and with fixed orifices inner wall sliding contact, the through-hole is seted up at the base lateral wall, conflict piece fixed mounting is located the outer one end of base at the dwang.
Compared with the prior art, the invention has the beneficial effects that:
the auxiliary warning assembly comprises a driving assembly, a dynamic warning assembly and a sound warning assembly, when road construction is carried out, warning is carried out through the warning plate, meanwhile, the driving motor is started according to needs, the driving motor drives the fixing block and the rack guide post to move in a reciprocating mode through the reciprocating lead screw, the swinging rod swings left and right, the adjusting block is driven to slide left and right in the adjusting groove, the first push rod and the second push rod move left and right, the first push rod can drive the first warning flag to swing left and right, and the dynamic warning effect is started; the second push rod can drive the piston board and remove about in exhaust passage, and then sends sound through loudspeaker and remind, has improved warning effect greatly, has also avoided warning board too high be convenient for change and maintenance and warning board cross the not good defect of warning effect too low.
Drawings
Fig. 1 is a schematic structural view of a warning device for building construction.
Fig. 2 is a partial view of fig. 1.
Fig. 3 is a partial view of a drive assembly in the warning device for construction.
Fig. 4 is a schematic structural view of a sound reminding assembly in the warning device for building construction.
In the figure: 1. a base; 2. a support bar; 3. a warning board; 4. a fixing plate; 5. a double-shaft motor; 6. a screw rod; 7. a slider; 8. a chute; 9. a connecting rod; 10. a lifting plate; 11. a moving wheel; 12. a top rod; 13. a through hole; 14. a rotation pin; 15. rotating the rod; 16. a swing lever; 17. a transmission gear; 18. a rack guide post; 19. an auxiliary lever; 20. a fixed block; 21. a reciprocating screw rod; 22. a drive motor; 23. a reinforcing bar; 24. an adjusting block; 25. an adjustment groove; 26. a limiting rod; 27. a spring; 28. a first push rod; 29. fixing the rod; 30. a first warning flag; 31. mounting a plate; 32. an LED lamp; 33. a second warning flag; 34. a second push rod; 35. an exhaust passage; 36. a piston plate; 37. a horn; 38. a one-way intake valve; 39. a control valve; 40. a contact block; 41. a fluorescent strip.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that, if there is a directional indication (such as up, down, left, right, front, and back) in the embodiment of the present invention, it is only used to explain the relative position relationship between the components, the motion situation, and the like in a certain posture, and if the certain posture is changed, the directional indication is changed accordingly.
In addition, if the description of "first", "second", etc. is referred to in the present invention, it is used for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
Example 1
Referring to fig. 1-4, a warning device for building construction includes a base 1, a support rod 2 and a warning plate 3, wherein the warning plate 3 is mounted on the base 1 through the support rod 2, the base 1 is further provided with an auxiliary warning component, the specific type of the auxiliary warning component is not limited, in this embodiment, preferably, the auxiliary warning component includes a driving component, a dynamic warning component and a sound warning component;
the specific type of the driving assembly is not limited, in this embodiment, preferably, the driving assembly includes a fixing plate 4, a swing rod 16, a transmission gear 17, a rack guide post 18, an auxiliary rod 19, a fixing block 20, a reciprocating screw rod 21, a driving motor 22, a reinforcing rod 23, an adjusting block 24, an adjusting groove 25 and a limiting rod 26, a hole is opened in the middle of the base 1, the swing rod 16 is rotatably installed in the hole through a rotating shaft, the lower end of the swing rod is provided with the transmission gear 17 engaged with the rack guide post 18, the rack guide post 18 is slidably installed on the fixing plate 4 through the fixing block 20, the fixing plate 4 is installed in the base 1, the upper surface of the fixing plate is fixedly provided with two auxiliary rods 19, the auxiliary rods 19 are opened with holes, the upper ends of the auxiliary rods 19 are in sliding contact with the bottoms of the rack guide posts 18, the reciprocating screw rod 21 penetrates through the holes of the auxiliary rods 19 and is in threaded, the adjusting block 24 is slidably arranged in the adjusting groove 25 and movably sleeved outside the limiting rod 26, the limiting rod 26 is fixedly arranged in the adjusting groove 25, and the adjusting grooves 25 are symmetrically arranged on the upper surface of the base 1;
the specific type of the dynamic reminding assembly is not limited, in this embodiment, preferably, the dynamic reminding assembly includes a first push rod 28, a fixing rod 29 and a first warning flag 30, one end of the first push rod 28 is fixedly mounted on one of the adjusting blocks 24, the other end of the first push rod movably penetrates through the fixing rod 29 and is hinged to the bottom of the first warning flag 30, a slide rail is arranged in the fixing rod 29, and the first warning flag 30 slidably penetrates through the slide rail;
the specific type of the sound reminding assembly is not limited, in this embodiment, preferably, the sound reminding assembly includes a second push rod 34, an exhaust passage 35, a piston plate 36 and a horn 37, one end of the second push rod 34 is fixedly mounted on the other adjusting block 24, the other end of the second push rod is fixedly connected with the piston plate 36, the piston plate 36 is slidably arranged in the exhaust passage 35, the exhaust passage 35 is mounted on the base 1, the horn 37 is mounted at the upper end of the exhaust passage 35, and a one-way air inlet valve 38 is arranged on the horn 37;
when road construction is carried out, warning is carried out through the warning plate 3, meanwhile, the driving motor 22 is started according to needs, the driving motor 22 drives the fixing block 20 and the rack guide post 18 to move in a reciprocating mode through the reciprocating screw rod 21, the swinging rod 16 swings left and right, the adjusting block 24 is driven to slide left and right in the adjusting groove 25, the first push rod 28 and the second push rod 34 move left and right, the first push rod 28 can drive the first warning flag 30 to swing left and right, and the dynamic warning effect is started; the second push rod 34 can drive the piston plate 36 to move left and right in the exhaust passage 35, and then the sound is sent out through the horn 37 to remind, so that the warning effect is greatly improved, and the defects that the warning plate 3 is too high, is not convenient to replace and maintain and the warning plate 3 is too low, and the warning effect is poor are also avoided.
In particular, a spring 27 is provided between the adjustment groove 25 and the adjustment block 24, facilitating the return and stability of the oscillating lever 16.
Specifically, in order to improve the practicability, the side wall of the exhaust channel 35 is provided with a control valve 39, and when the sound reminding is not needed, the control valve 39 can be opened, and the horn 37 can not make a sound.
Specifically, the upper end of the swinging rod 16 is fixedly provided with a second warning flag 33, which can warn at a high place during swinging.
It is specific, be provided with the night warning subassembly between 16 and the warning board 3 of swinging arms, the specific type of night warning subassembly does not add the restriction, in this embodiment, and is preferred, and the night warning subassembly includes mounting panel 31, LED lamp 32 and phosphor strip 41, and mounting panel 31 is fixed on 16 tops of swinging arms, LED lamp 32 is fixed at mounting panel 31 lower surface and directional warning board 3, phosphor strip 41 is pasted at 3 outlines of warning board, and when night, the swinging arms 16 swing can drive LED lamp 32 and rotate, changes the angle of shining of LED lamp 32 on phosphor strip 41, makes the sending of each position rank nature on the warning board 3 bright, improves warning effect.
The working principle of the invention is as follows:
when road construction is carried out, warning is carried out through the warning plate 3, meanwhile, the driving motor 22 is started according to needs, the driving motor 22 drives the fixing block 20 and the rack guide post 18 to move in a reciprocating mode through the reciprocating screw rod 21, the swinging rod 16 swings left and right, the adjusting block 24 is driven to slide left and right in the adjusting groove 25, the first push rod 28 and the second push rod 34 move left and right, the first push rod 28 can drive the first warning flag 30 to swing left and right, and the dynamic warning effect is started; the second push rod 34 can drive the piston plate 36 to move left and right in the exhaust passage 35, and then the sound is sent out through the horn 37 to remind, so that the warning effect is greatly improved, and the defects that the warning plate 3 is too high, is not convenient to replace and maintain and the warning plate 3 is too low, and the warning effect is poor are also avoided.
Example 2
In order to improve the practicability, the embodiment is further improved on the basis of the embodiment 1, and the improvement is that: be provided with the removal subassembly in the base 1, the specific type of removal subassembly does not add the restriction, and in this embodiment, preferred, the removal subassembly includes double-shaft motor 5, lead screw 6, slider 7, spout 8, connecting rod 9, lifter plate 10 and removes wheel 11, and double-shaft motor 5 fixed mounting is two lead screws 6 of output drive connection on the 4 lower surfaces of fixed plate, lead screw 6 rotate install in base 1 and with slider 7 threaded connection, slider 7 slidable mounting is in spout 8, spout 8 symmetry is seted up in fixed plate 4, and lifter plate 10 both ends are articulated through connecting rod 9 and two sliders 7, remove wheel 11 fixed mounting at lifter plate 10 lower surface, when needs remove, accessible double-shaft motor 5 drive lifter plate 10 and remove wheel 11 decline to jack-up the device, can remove.
It is specific, still be provided with the reinforced subassembly on the removal subassembly, the specific type of reinforced subassembly does not add the restriction, and in this embodiment, preferred, reinforced subassembly includes ejector pin 12, through-hole 13, rolling pin 14, dwang 15 and touch block 40, and ejector pin 12 is installed and is articulated at lifter plate 10 both ends and top and dwang 15 one end, the fixed orifices has been seted up at dwang 15 middle part, 14 fixed mounting of rolling pin just with fixed orifices inner wall sliding contact in through-hole 13, through-hole 13 is seted up at the base 1 lateral wall, and touch block 40 fixed mounting is located the outer one end of base at dwang 15, and when fixed, touch block 40 and ground contact improve stability.
To sum up, through setting up the auxiliary warning assembly including drive assembly, dynamic warning assembly and sound warning assembly, when carrying on the road construction, warn through the warning board 3, meanwhile as required, start the driving motor 22, the driving motor 22 drives the fixed block 20 and rack guide post 18 to reciprocate through the reciprocating lead screw 21, and then the oscillating lever 16 swings from side to side, drive the regulating block 24 to slide from side to side in the regulating groove 25, and then the first push rod 28 and the second push rod 34 move from side to side, the first push rod 28 can drive the first warning flag 30 to swing from side to side, start the effect that the dynamic is reminded; the second push rod 34 can drive the piston plate 36 to move left and right in the exhaust passage 35, and then the sound is sent out through the horn 37 to remind, so that the warning effect is greatly improved, and the defects that the warning plate 3 is too high, is not convenient to replace and maintain and the warning plate 3 is too low, and the warning effect is poor are also avoided.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A warning device for building construction comprises a base (1), a supporting rod (2) and a warning plate (3), wherein the warning plate (3) is installed on the base (1) through the supporting rod (2), and the warning device is characterized in that an auxiliary warning assembly is further arranged on the base (1) and comprises a driving assembly, a dynamic warning assembly and a sound warning assembly;
the driving assembly comprises a fixing plate (4), a swinging rod (16), transmission teeth (17), a rack guide post (18), auxiliary rods (19), a fixing block (20), a reciprocating screw rod (21), a driving motor (22), a reinforcing rod (23), an adjusting block (24), an adjusting groove (25) and a limiting rod (26), wherein a hole is formed in the middle of the base (1), the swinging rod (16) is rotatably installed in the hole through a rotating shaft, the lower end of the swinging rod is provided with the transmission teeth (17) meshed with the rack guide post (18), the rack guide post (18) is slidably installed on the fixing plate (4) through the fixing block (20), the fixing plate (4) is installed in the base (1), the upper surface of the fixing plate is fixedly provided with the two auxiliary rods (19), the auxiliary rods (19) are provided with holes, the upper ends of the auxiliary rods (19) are in sliding contact with the bottoms of the rack guide posts (18), the reciprocating screw rod (21) penetrates through the holes of the auxiliary rods (, two ends of the reinforcing rod (23) are respectively hinged with an adjusting block (24) and a swinging rod (16), the adjusting block (24) is arranged in an adjusting groove (25) in a sliding mode and movably sleeved outside a limiting rod (26), the limiting rod (26) is fixedly arranged in the adjusting groove (25), and the adjusting groove (25) is symmetrically formed in the upper surface of the base (1);
the dynamic reminding assembly comprises a first push rod (28), a fixing rod (29) and a first warning flag (30), one end of the first push rod (28) is fixedly installed on one adjusting block (24), the other end of the first push rod movably penetrates through the fixing rod (29) to be hinged to the bottom of the first warning flag (30), a sliding rail is arranged in the fixing rod (29), and the first warning flag (30) penetrates through the sliding rail in a sliding mode;
the subassembly is reminded to sound includes second push rod (34), exhaust passage (35), piston board (36) and loudspeaker (37), and second push rod (34) one end fixed mounting is on another regulating block (24), the other end and piston board (36) fixed connection, piston board (36) slide to set up in exhaust passage (35), and exhaust passage (35) are installed on base (1) and loudspeaker (37) are installed to the upper end, be provided with one-way admission valve (38) on loudspeaker (37).
2. The warning device for building construction according to claim 1, wherein a spring (27) is provided between the adjustment groove (25) and the adjustment block (24).
3. The warning device for building construction as claimed in claim 1, wherein a control valve (39) is provided to a side wall of the exhaust passage (35).
4. The construction warning device as claimed in claim 1, wherein a second warning flag (33) is fixedly installed at an upper end of the swing lever (16).
5. The warning device for building construction according to claim 1, wherein a night warning assembly is arranged between the swinging rod (16) and the warning board (3), the night warning assembly comprises a mounting plate (31), an LED lamp (32) and a fluorescent strip (41), the mounting plate (31) is fixed at the top end of the swinging rod (16), the LED lamp (32) is fixed on the lower surface of the mounting plate (31) and points to the warning board (3), and the fluorescent strip (41) is attached to the outer contour of the warning board (3).
6. The construction warning device according to any one of claims 1 to 5, a moving assembly is arranged in the base (1), the moving assembly comprises a double-shaft motor (5), screw rods (6), a sliding block (7), a sliding chute (8), a connecting rod (9), a lifting plate (10) and a moving wheel (11), the double-shaft motor (5) is fixedly arranged on the lower surface of the fixed plate (4), the output end of the double-shaft motor is in driving connection with the two screw rods (6), the screw rod (6) is rotatably arranged in the base (1) and is in threaded connection with the sliding block (7), slider (7) slidable mounting is in spout (8), spout (8) symmetry is seted up in fixed plate (4), and lifter plate (10) both ends are passed through connecting rod (9) and are articulated with two sliders (7), remove wheel (11) fixed mounting at lifter plate (10) lower surface.
7. The warning device for construction according to claim 6, wherein the movable assembly is further provided with a reinforcing assembly, the reinforcing assembly comprises a top rod (12), a through hole (13), a rotating pin (14), a rotating rod (15) and a contact block (40), the top rod (12) is installed at two ends of the lifting plate (10) and the top of the top rod is hinged to one end of the rotating rod (15), the middle of the rotating rod (15) is provided with a fixing hole, the rotating pin (14) is fixedly installed in the through hole (13) and in sliding contact with the inner wall of the fixing hole, the through hole (13) is formed in the side wall of the base (1), and the contact block (40) is fixedly installed at one end of the rotating rod (15) outside the base (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011412541.7A CN112435618A (en) | 2020-12-04 | 2020-12-04 | Warning device for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011412541.7A CN112435618A (en) | 2020-12-04 | 2020-12-04 | Warning device for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112435618A true CN112435618A (en) | 2021-03-02 |
Family
ID=74691307
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011412541.7A Withdrawn CN112435618A (en) | 2020-12-04 | 2020-12-04 | Warning device for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112435618A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854044A (en) * | 2021-03-12 | 2021-05-28 | 陕西西公院工程试验检测有限公司 | Portable bridge tunnel is with construction warning device |
| CN113077704A (en) * | 2021-04-15 | 2021-07-06 | 吾将文化科技集团有限公司 | Exhibition sand table for exhibition hall engineering |
| CN113566073A (en) * | 2021-09-24 | 2021-10-29 | 南通和策软件科技有限公司 | Night warning alarm device for communication engineering construction |
| CN117988973A (en) * | 2024-04-02 | 2024-05-07 | 云南振邦机电设备有限公司 | Low-noise diesel generator set |
-
2020
- 2020-12-04 CN CN202011412541.7A patent/CN112435618A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112854044A (en) * | 2021-03-12 | 2021-05-28 | 陕西西公院工程试验检测有限公司 | Portable bridge tunnel is with construction warning device |
| CN113077704A (en) * | 2021-04-15 | 2021-07-06 | 吾将文化科技集团有限公司 | Exhibition sand table for exhibition hall engineering |
| CN113077704B (en) * | 2021-04-15 | 2022-10-04 | 吾将文化科技集团有限公司 | Exhibition sand table for exhibition hall engineering |
| CN113566073A (en) * | 2021-09-24 | 2021-10-29 | 南通和策软件科技有限公司 | Night warning alarm device for communication engineering construction |
| CN113566073B (en) * | 2021-09-24 | 2021-11-26 | 南通和策软件科技有限公司 | Night warning alarm device for communication engineering construction |
| CN117988973A (en) * | 2024-04-02 | 2024-05-07 | 云南振邦机电设备有限公司 | Low-noise diesel generator set |
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Application publication date: 20210302 |