CN113502764B - Warning rod seat body - Google Patents
Warning rod seat body Download PDFInfo
- Publication number
- CN113502764B CN113502764B CN202110862250.6A CN202110862250A CN113502764B CN 113502764 B CN113502764 B CN 113502764B CN 202110862250 A CN202110862250 A CN 202110862250A CN 113502764 B CN113502764 B CN 113502764B
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- glue outlet
- glue
- connecting rod
- rod seat
- outlet hole
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
- E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
- E01F9/658—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing
- E01F9/673—Upright bodies, e.g. marker posts or bollards; Supports for road signs characterised by means for fixing for holding sign posts or the like
- E01F9/675—Glued to surface, e.g. road
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The invention belongs to the technical field of building construction warning signs, and discloses a warning rod base body which comprises a base, a glue storage box, a first sealing component, a second sealing component and a connecting rod base, wherein the base is provided with a first glue outlet area and a second glue outlet area, the glue storage box is arranged in the base and is provided with a first glue outlet hole and a second glue outlet hole, the first sealing component seals the first glue outlet hole, the second sealing component seals the second glue outlet hole, the connecting rod base is connected with the base and has a first position and a second position, when the connecting rod base is located at the first position, the first sealing component can be driven to open the first glue outlet hole, and when the connecting rod base is located at the second position, the second sealing component can be driven to open the second glue outlet hole. This warning pole base according to the difference of on-the-spot topography, can select to open first play gluey hole or second and go out gluey hole, and glue can go out gluey district through first play gluey hole inflow first play or go out gluey district through second play gluey hole inflow second, makes first play gluey district or second play gluey district and ground bonding, fits according to the local conditions.
Description
Technical Field
The invention relates to the technical field of building construction warning boards, in particular to a warning rod base.
Background
Along with the quick construction in city, when reforming transform the construction to some places, often need to have warning poster to notice the construction with suggestion people, nevertheless interim construction road section scene is chaotic, and warning sign can't erect everywhere, or some warning signs can't effectively be fixed with ground for in the later stage work progress, the warning sign collapses, damages.
Disclosure of Invention
The invention aims to provide a warning rod base which can be effectively fixed with the ground according to local conditions.
In order to achieve the purpose, the invention adopts the following technical scheme:
a warning pole base, comprising:
the glue dispensing device comprises a base, wherein an accommodating cavity is formed in the base, the base is provided with an installation port and a connection port which are communicated with the accommodating cavity, and the connection port is divided into a first glue dispensing area and a second glue dispensing area which surrounds the first glue dispensing area;
the glue storage box is arranged in the accommodating cavity, a first glue outlet hole and a second glue outlet hole are formed in the glue storage box, the first glue outlet hole is communicated with the first glue outlet area, and the second glue outlet hole is communicated with the second glue outlet area;
the first plugging assembly is arranged in the glue storage box and used for sealing the first glue outlet;
the second plugging assembly is arranged in the glue storage box and used for sealing the second glue outlet;
the connecting rod seat is adjustably connected to the mounting port and provided with a first position and a second position, the connecting rod seat can drive the first plugging component to open the first glue outlet hole when being located at the first position, and the connecting rod seat can drive the second plugging component to open the second glue outlet hole when being located at the second position.
Preferably, the connecting rod seat is rotatably connected with the mounting port.
Preferably, the first plugging component comprises a first pressure rod and a plugging block, one end of the first pressure rod is connected with the plugging block, the plugging block can plug the first glue outlet hole, the connecting rod seat rotates to the first position and is attached to the other end of the first pressure rod, and the connecting rod seat can abut against the first pressure rod to enable the plugging block to move out of the first glue outlet hole.
Preferably, a gap is formed between the bottom surface of the glue storage box, which is provided with the first glue outlet hole, and the first glue outlet area, and the blocking block moves out of the first glue outlet hole and can enter the gap.
Preferably, the connecting rod seat is provided with a first avoidance groove at one end connected with the installation port, and when the connecting rod seat is located at the second position, the other end of the first pressure rod is opposite to the notch of the first avoidance groove.
Preferably, the second plugging component comprises an L-shaped second pressure rod and a door body, the corner of the L-shaped second pressure rod is rotatably connected to the glue storage box, one end of the L-shaped second pressure rod is connected with the door body, the other end of the L-shaped second pressure rod faces the connecting rod seat and extends, the door body can plug the second glue outlet, and the connecting rod seat rotates to the second position and can abut against the other end of the L-shaped second pressure rod, so that the door body is opened.
Preferably, the connecting rod seat is provided with a second avoidance groove at one end connected with the installation port, and when the connecting rod seat rotates to the first position, the other end of the L-shaped second pressure rod can be opposite to the notch of the second avoidance groove.
Preferably, the second plugging components and the second avoiding grooves are arranged in a one-to-one correspondence manner and are respectively arranged in two groups.
Preferably, the base is further provided with a cover plate, the cover plate seals the connecting port, a plurality of first small holes are formed in the position, corresponding to the first glue outlet area, of the cover plate, and a plurality of second small holes are formed in the position, corresponding to the second glue outlet area, of the cover plate.
Preferably, a containing groove is formed in the side face, deviating from the base, of the connecting rod seat, and the containing groove is used for installing the warning rod.
The invention has the beneficial effects that:
according to the warning rod base body provided by the invention, the glue storage box is arranged in the base, the glue storage box is provided with the first glue outlet hole and the second glue outlet hole, the bottom of the base is provided with the first glue outlet area and the second glue outlet area, the first glue outlet hole or the second glue outlet hole can be selectively opened according to different site terrains, glue can flow into the first glue outlet area through the first glue outlet hole or flow into the second glue outlet area through the second glue outlet hole, so that the first glue outlet area or the second glue outlet area is bonded with the ground, the base is effectively fixed with the ground according to local conditions, and the warning rod is prevented from collapsing.
Drawings
Fig. 1 is a schematic view of the overall structure of a seat body of a warning rod according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of a connecting rod seat of a warning rod seat body according to an embodiment of the present invention at a first position;
fig. 3 is a cross-sectional view of the connection rod seat of the warning rod seat body according to the embodiment of the present invention at a second position;
fig. 4 is a schematic view of a base of a seat body of the warning rod according to an embodiment of the invention.
In the figure:
1-a base; 11-a first glue outlet area; 111-a first orifice; 12-a second glue outlet area; 121-a second aperture;
2-glue storage box; 21-a first glue outlet; 22-a second glue outlet;
3-a first plugging component; 31-a first pressure bar; 32-a blocking block;
4-a second plugging component; a 41-L shaped second pressure bar; 42-a door body; 43-rotating the strut;
5-connecting the rod base; 51-a first avoidance hole; 52-second avoidance hole; 53-a receiving groove.
Detailed Description
Reference will now be made in detail to the embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar parts throughout or parts having the same or similar functions. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
In the description of the present invention, unless otherwise expressly specified or limited, the terms "connected," "connected," and "fixed" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediary, a connection between two elements, or an interaction between two elements. The specific meanings of the above terms in the present invention can be understood according to specific situations by those of ordinary skill in the art.
In the description of the present invention, unless otherwise explicitly specified or limited, the first feature "on" or "under" the second feature may include the first feature and the second feature being in direct contact, and may also include the first feature and the second feature not being in direct contact but being in contact via another feature therebetween. Also, the first feature "on," "above" and "over" the second feature may include the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is at a higher level than the second feature. "beneath," "under" and "beneath" a first feature includes the first feature being directly beneath and obliquely beneath the second feature, or simply indicating that the first feature is at a lesser elevation than the second feature.
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
In the building construction, the safety sign identification can not be left in the safety construction, the warning board can clearly show the surrounding environment information, the safety management is strengthened, and the safety hidden trouble at one's side is clear at a glance, so that the safety awareness of people is improved, the safety work is ensured, and the safe construction is promoted to be carried out stably.
In the face of a complex bottom surface form, after some warning boards are placed, the warning boards cannot be effectively fixed with the ground, so that the warning rods collapse and are damaged.
Example one
As shown in fig. 1-2, the present invention provides a warning rod base, including a base 1, a glue storage box 2, a first blocking component 3, a second blocking component 4, and a connecting rod base 5, wherein a receiving cavity is provided in the base 1, it can be understood that the base 1 is a hollow truncated cone structure with a certain wall thickness, the base 1 is provided with an installation port and a connection port which are communicated with the receiving cavity, it can be understood that the connection port is in contact with the ground, and the connection port has a first glue outlet area 11 and a second glue outlet area 12 surrounding the first glue outlet area 11, it can be understood that the first glue outlet area 11 is a middle circular portion, and the second glue outlet area 12 is an annular area surrounding the circular portion; the glue storage box 2 is arranged in the accommodating cavity, is fixed in the base 1 and is used for storing glue, a first glue outlet 21 and a second glue outlet 22 are arranged on the glue storage box 2, the first glue outlet 21 is communicated with the first glue outlet 11, the second glue outlet 22 is communicated with the second glue outlet 12, and it can be understood that the glue in the glue storage box 2 flows to the first glue outlet 11 through the first glue outlet 21 and flows to the second glue outlet 12 through the second glue outlet 22, so that the glue storage box 2 or the base 1 is bonded with the ground; the first plugging component 3 is arranged in the glue storage box 2 and used for sealing the first glue outlet 21; the second plugging component 4 is arranged in the glue storage box 2 and used for sealing the second glue outlet 22; the connecting rod seat 5 is adjustably connected to the installation port and provided with a first position and a second position, when the connecting rod seat 5 is located at the first position, the first plugging component 3 can be driven to open the first glue outlet hole 21, and when the connecting rod seat 5 is located at the second position, the second plugging component 4 can be driven to open the second glue outlet hole 22.
According to the warning rod base body provided by the invention, the glue storage box 2 is arranged in the base 1, the glue storage box 2 is provided with the first glue outlet hole 21 and the second glue outlet hole 22, the bottom of the base 1 is provided with the first glue outlet area 11 and the second glue outlet area 12, the first glue outlet hole 21 or the second glue outlet hole 22 can be selectively opened according to different site terrains, glue can flow into the first glue outlet area 11 through the first glue outlet hole 21 or flow into the second glue outlet area 12 through the second glue outlet hole 22, so that the first glue outlet area 11 or the second glue outlet area 12 is bonded with the ground, the base 1 is effectively fixed with the ground according to local conditions, and the warning rod is prevented from collapsing.
Specifically, the connecting rod seat 5 is rotatably connected with the mounting port, and it can be understood that the connecting rod seat 5 can be rotated to switch between the first position and the second position, so that the adjustment is convenient, and the structural design is reasonable. In the present embodiment, the connecting rod seat 5 is rotated by an angle of 90 ° from the first position to the second position.
More specifically, as shown in fig. 2, the first blocking assembly 3 includes a first pressure rod 31 and a blocking block 32, one end of the first pressure rod 31 is fixedly connected to the blocking block 32, optionally, the first pressure rod 31 and the blocking block 32 are integrally formed, so that the sealing performance is improved, the blocking block 32 can block the first glue outlet 21, and the first blocking assembly 3 is simple in structure and low in processing cost. Alternatively, the first glue outlet 21 is a circular through hole, and the plugging block 32 is a circular block with the same size as the circular through hole. In this embodiment, the first glue outlet 21 is disposed eccentrically, that is, the axis of the first glue outlet 21 does not coincide with the axis of the glue storage box.
Illustratively, when the connecting rod base 5 is located at the first position, the connecting rod base 5 abuts against the other end of the first pressure rod 31 with the installation port connection ground, and when the connecting rod base 5 is pressed with force, the connecting rod base 5 abuts against and presses the first pressure rod 31, so that the plugging block 32 moves out of the first glue outlet hole 21, so that the glue flows out of the first glue outlet area 11. It can be understood that when the ground surface shape is irregular, the warning rod seat body is fixed with the ground by using limited glue, and the glue can be most reasonably and effectively utilized by adopting the glue discharging and fixing of the first glue discharging area 11.
Further, in order to prevent the size processing error between the blocking block 32 and the first glue outlet hole 21 from causing the blocking block 32 to automatically depart from the first glue outlet hole 21 under the action of the glue gravity, the blocking block 32 is designed to be of a cone frustum structure, the first glue outlet hole 21 is designed to be a cone hole matched with the blocking block 32, and it can be understood that the cross-sectional circular area of the cone hole is from large to small along the axial direction, so that the blocking block 32 departs from the cone hole and needs certain pressure, and the structural design effectively reduces the design precision. It will be appreciated that the block 32 has some elasticity.
More specifically, in order to enable the plugging block 32 to smoothly move out of the first glue outlet hole 21, a gap is formed between the bottom surface of the glue storage box 2 provided with the first glue outlet hole 21 and the first glue outlet area 11, and the plugging block 32 can move out of the first glue outlet hole 21 and enter the gap.
More specifically, as shown in fig. 3, a first avoiding groove 51 is provided at one end of the connecting rod seat 5 connected to the mounting port, and when the connecting rod seat 5 is located at the second position, the other end of the first pressure rod 31 is opposite to a notch of the first avoiding groove 51, it can be understood that when the connecting rod seat 5 is located at the second position, the first glue outlet hole 21 is not opened, and therefore, when the first avoiding groove 51 is opposite to the other end of the first pressure rod 31, the connecting rod seat 5 is extruded downwards, the other end of the first pressure rod 31 extends into the first avoiding groove 51, so that the first pressure rod 31 cannot be subjected to an extrusion force, and the blocking block 32 cannot move out of the first glue outlet hole 21.
More specifically, as shown in fig. 3, the second blocking component 4 includes an L-shaped second pressure rod 41 and a door 42, a corner of the L-shaped second pressure rod 41 is rotatably connected to the glue storage box 2, one end of the L-shaped second pressure rod is connected to the door 42, the other end of the L-shaped second pressure rod extends toward the connecting rod seat 5, and the door 42 can block the second glue outlet 22.
Illustratively, when the connecting rod seat 5 is located at the second position, the connecting rod seat 5 is pressed downward, and the connecting rod seat 5 can press the other end of the L-shaped second pressure rod 41, so that the L-shaped second pressure rod 41 rotates around a corner, and the door body 42 moves upward along the sliding chute to open the second glue outlet 22. Alternatively, one end of the L-shaped second pressure lever 41 connected to the door 42 is provided with a long hole, and the door 42 is provided with a mounting hole, into which a pin shaft is inserted, and slides when the door 42 moves.
In this embodiment, the second plugging component 4 further includes a rotating support rod 43, the rotating support rod 43 is disposed in the glue storage box 2, and the corner of the L-shaped second pressure rod 41 is disposed, so that the structure is more reasonable.
More specifically, as shown in fig. 2, a second avoiding groove 52 is formed at one end of the connecting rod seat 5 connected to the mounting port, and when the connecting rod seat 5 is located at the first position, the other end of the L-shaped second pressure rod 41 can be opposite to a notch of the second avoiding groove 52, it can be understood that when the connecting rod seat 5 is located at the first position, the second glue outlet hole 22 is not opened, and when the connecting rod seat 5 is pressed downward, the other end of the L-shaped second pressure rod 41 extends into the second avoiding groove 52, so that the L-shaped second pressure rod 41 is not pressed.
Specifically, as shown in fig. 4, in order to make the first glue outlet area 11 and the second glue outlet area 12 bond with the ground more firmly, a cover plate is further disposed on the base 1, the cover plate seals the connection port, a plurality of first small holes 111 are disposed on a position of the cover plate corresponding to the first glue outlet area 11, a plurality of second small holes 121 are disposed on a position corresponding to the second glue outlet area 12, and it can be understood that glue enters the first glue outlet area 11 and flows out through the first small holes 111 or enters the second glue outlet area 12 and flows out through the second small holes 121.
Specifically, a containing groove 53 is formed in the side face, deviating from the base 1, of the connecting rod seat 5, and the containing groove 53 is used for installing the warning rod. Optionally, the connecting rod seat 5 is made of self-healing rubber. It can be understood that the self-healing rubber has a self-healing characteristic, and the construction personnel carelessly damage the connecting rod seat 5, so that the warning rod can be self-healed after collapsing.
Furthermore, the warning rod body is made of PPS plastic and has the characteristics of heat resistance and low water absorption, and the outer coating is made of latex and used for buffering impact of external force on the rod body and prolonging the service life of the warning rod.
Furthermore, in order to increase the warning effect, the slogan on the warning rod uses the crystal colored lattice reflective spray-painting cloth, so that the warning slogan can be seen under the condition of dark light.
Example two
The structure of the warning rod seat body provided by the present embodiment is substantially the same as that of the first embodiment, and for convenience, only the difference from the first embodiment will be described.
The difference lies in that: the second plugging component 4 and the second avoiding groove 52 are arranged in a one-to-one correspondence manner and are respectively provided with two groups, so that the glue outlet of the second glue outlet area 12 is more uniform and the fixation is more firm. In other embodiments, the second occluding component 4 may be provided in four groups, and the number of the second occluding component 4 is not limited herein.
It should be understood that the above-described embodiments of the present invention are merely examples for clearly illustrating the present invention and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. This need not be, nor should it be exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (5)
1. A warning pole base, comprising:
the glue dispensing device comprises a base (1), wherein an accommodating cavity is arranged in the base (1), the base (1) is provided with an installation port and a connection port which are communicated with the accommodating cavity, and the connection port is divided into a first glue dispensing area (11) and a second glue dispensing area (12) which surrounds the first glue dispensing area (11);
the glue storage box (2) is arranged in the accommodating cavity, a first glue outlet hole (21) and a second glue outlet hole (22) are formed in the glue storage box (2), the first glue outlet hole (21) is communicated with the first glue outlet area (11), and the second glue outlet hole (22) is communicated with the second glue outlet area (12);
the first plugging assembly (3) is arranged in the glue storage box (2) and used for sealing the first glue outlet hole (21);
the second plugging component (4) is arranged in the glue storage box (2) and used for sealing the second glue outlet hole (22);
the connecting rod seat (5) is adjustably connected to the mounting port, the connecting rod seat (5) is provided with a first position and a second position, when the connecting rod seat (5) is located at the first position, the first plugging component (3) can be driven to open the first glue outlet hole (21), and when the connecting rod seat (5) is located at the second position, the second plugging component (4) can be driven to open the second glue outlet hole (22);
the first plugging assembly (3) comprises a first pressure rod (31) and a plugging block (32), one end of the first pressure rod (31) is connected with the plugging block (32), the plugging block (32) can plug the first glue outlet (21), the connecting rod seat (5) rotates to the first position and is attached to the other end of the first pressure rod (31), the connecting rod seat (5) can be attached to the first pressure rod (31), and when the connecting rod seat (5) is extruded forcibly, the connecting rod seat (5) is attached to and extrudes the first pressure rod (31), so that the plugging block (32) moves out of the first glue outlet (21);
a gap is arranged between the bottom surface of the glue storage box (2) provided with the first glue outlet hole (21) and the first glue outlet area (11), and the blocking block (32) can move out of the first glue outlet hole (21) and enter the gap;
a first avoidance groove (51) is formed in one end, connected with the mounting port, of the connecting rod seat (5), and when the connecting rod seat (5) is located at the second position, the other end of the first pressure rod (31) is over against a notch of the first avoidance groove (51);
the second plugging component (4) comprises an L-shaped second pressure rod (41) and a door body (42), the corner of the L-shaped second pressure rod (41) is rotatably connected to the glue storage box (2), one end of the L-shaped second pressure rod is connected with the door body (42), the other end of the L-shaped second pressure rod extends towards the connecting rod seat (5), the door body (42) can plug the second glue outlet hole (22), when the connecting rod seat (5) rotates to the second position, the connecting rod seat (5) can abut against the other end of the L-shaped second pressure rod (41) to downwards squeeze the connecting rod seat (5), and the connecting rod seat (5) can squeeze the other end of the L-shaped second pressure rod (41) to enable the L-shaped second pressure rod (41) to rotate by taking the corner as a circle center, so that the door body (42) is opened;
connecting rod seat (5) with the one end that the installation port is connected is provided with the second and dodges groove (52), connecting rod seat (5) rotate extremely during the primary importance, the other end of L shape second pressure pole (41) can be just right the notch that groove (52) were dodged to the second.
2. The warning pole holder of claim 1, wherein the connecting pole holder (5) is rotatably connected to the mounting port.
3. The seat body of the warning rod as claimed in claim 1, wherein the second plugging members (4) and the second avoiding grooves (52) are disposed in a one-to-one correspondence, and two sets are disposed respectively.
4. The seat body of the warning rod as claimed in claim 1, wherein the base (1) is further provided with a cover plate, the cover plate closes the connection port, the cover plate is provided with a plurality of first small holes (111) at positions corresponding to the first glue outlet area (11), and is provided with a plurality of second small holes (121) at positions corresponding to the second glue outlet area (12).
5. The warning pole holder body according to any one of claims 1-4, wherein a receiving groove (53) is formed on a side surface of the connecting pole holder (5) facing away from the base (1), and the receiving groove (53) is used for mounting the warning pole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110862250.6A CN113502764B (en) | 2021-07-29 | 2021-07-29 | Warning rod seat body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110862250.6A CN113502764B (en) | 2021-07-29 | 2021-07-29 | Warning rod seat body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113502764A CN113502764A (en) | 2021-10-15 |
| CN113502764B true CN113502764B (en) | 2022-11-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110862250.6A Active CN113502764B (en) | 2021-07-29 | 2021-07-29 | Warning rod seat body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113502764B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1459818A1 (en) * | 1964-07-16 | 1968-11-14 | Gubela Chemie Kg | Marking bodies to delimit the lane, e.g. at construction sites |
| GB2259931B (en) * | 1991-09-26 | 1995-11-01 | Melba Prod | Improvements in or relating to control or warning devices |
| KR102002772B1 (en) * | 2018-11-15 | 2019-07-25 | 구경모 | Improved Structure of Safety Guide Bar |
| CN111705698A (en) * | 2020-06-24 | 2020-09-25 | 杨海霞 | Easily get and put warning way awl of self-fixing |
| CN113089524A (en) * | 2021-04-22 | 2021-07-09 | 李怀 | Road nail-free pile foundation device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8734047B2 (en) * | 2012-01-09 | 2014-05-27 | Robert K. Hughes, Jr. | Traffic control marker with mesh base |
-
2021
- 2021-07-29 CN CN202110862250.6A patent/CN113502764B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1459818A1 (en) * | 1964-07-16 | 1968-11-14 | Gubela Chemie Kg | Marking bodies to delimit the lane, e.g. at construction sites |
| GB2259931B (en) * | 1991-09-26 | 1995-11-01 | Melba Prod | Improvements in or relating to control or warning devices |
| KR102002772B1 (en) * | 2018-11-15 | 2019-07-25 | 구경모 | Improved Structure of Safety Guide Bar |
| CN111705698A (en) * | 2020-06-24 | 2020-09-25 | 杨海霞 | Easily get and put warning way awl of self-fixing |
| CN113089524A (en) * | 2021-04-22 | 2021-07-09 | 李怀 | Road nail-free pile foundation device |
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| Publication number | Publication date |
|---|---|
| CN113502764A (en) | 2021-10-15 |
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