CN115142326A - Prevent road construction road surface groover of skew structure - Google Patents
Prevent road construction road surface groover of skew structure Download PDFInfo
- Publication number
- CN115142326A CN115142326A CN202210745396.7A CN202210745396A CN115142326A CN 115142326 A CN115142326 A CN 115142326A CN 202210745396 A CN202210745396 A CN 202210745396A CN 115142326 A CN115142326 A CN 115142326A
- Authority
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- China
- Prior art keywords
- cart
- threaded rod
- inclined plate
- adjusting threaded
- obstacles
- 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.)
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
- E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C23/00—Auxiliary devices or arrangements for constructing, repairing, reconditioning, or taking-up road or like surfaces
- E01C23/06—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road
- E01C23/09—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges
- E01C23/0906—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges
- E01C23/0926—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters
- E01C23/0933—Devices or arrangements for working the finished surface; Devices for repairing or reconditioning the surface of damaged paving; Recycling in place or on the road for forming cuts, grooves, or recesses, e.g. for making joints or channels for markings, for cutting-out sections to be removed; for cleaning, treating, or filling cuts, grooves, recesses, or fissures; for trimming paving edges for forming, opening-out, cleaning, drying or heating cuts, grooves, recesses or, excluding forming, cracks, e.g. cleaning by sand-blasting or air-jet ; for trimming paving edges with power-driven tools, e.g. vibrated, percussive cutters rotary, e.g. circular-saw joint cutters
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Repair (AREA)
Abstract
The invention discloses a road construction pavement grooving machine with an anti-deviation structure, which comprises a cart, a power generation assembly and a supporting frame, wherein the anti-deviation structure is arranged on one side of each of two ends of the cart, a universal wheel is fixedly connected to one side of the bottom end of the cart, a straight-going caster wheel is fixedly connected to the other side of the bottom end of the cart, a push plate is arranged on one side of the supporting frame, and an adjusting structure is arranged on the inner side of the supporting frame. According to the invention, by arranging the roadblock isolation structure, when obstacles such as stones and garbage exist on the surface of the road ahead, the flat blade gradually contacts with and shovels the obstacles such as the stones and the garbage along with the movement of the grooving machine, when the obstacles are large, the large obstacles gradually deviate to the two sides of the grooving machine along the supporting inclined plate under the support of the supporting inclined plate, and then are isolated by the supporting inclined plate or the flat blade, so that the obstacles such as the stones and the garbage on the road surface cannot influence the cutting of the cutting assembly, and the isolation of the obstacles on the road surface is realized.
Description
Technical Field
The invention relates to the technical field of pavement grooving machines, in particular to a road construction pavement grooving machine with an anti-deviation structure.
Background
After the highway is used for a long time, asphalt or cement on the surface of the highway is easily damaged, so that the uneven road surface influences the driving of vehicles, and because the asphalt or cement is hard, a special road surface grooving machine is often used for cutting the damaged road surface for the convenience of maintenance and repair;
common road surface groover in the market often needs to clear up the grooving road surface in advance when using, makes barriers such as road surface stone, rubbish can not influence this road surface groover's normal use, and when repairing the highway section longer, often need to spend a large amount of time to clean the road surface for this road surface groover's use is comparatively inconvenient.
Disclosure of Invention
Technical problem to be solved
The invention aims to provide a road construction pavement grooving machine with an anti-deviation structure, which is used for solving the defect that the conventional pavement grooving machine is inconvenient to use.
Disclosure of the invention
In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a prevent road construction road surface groover of skew structure, includes shallow, electricity generation subassembly and carriage, one side at shallow both ends all is provided with prevents the skew structure, one side fixedly connected with universal wheel of shallow bottom, roadblock isolation structure is installed to one side of shallow, roadblock isolation structure is including supporting swash plate, bolt locating hole and flat shovel, it installs in one side of shallow to support the swash plate, electricity generation subassembly is installed to one side on shallow top, the carriage is installed to the opposite side on shallow top, the straight truckle of opposite side fixedly connected with of shallow bottom, one side of carriage is provided with the push pedal, the regulation structure is installed to the inboard of carriage.
It is preferable. Prevent inclined to one side structure includes thread bush, first adjusting threaded rod, backup pad and gyro wheel, the thread bush is established in one side at shallow top both ends, the inside threaded connection of thread bush has first adjusting threaded rod, the bottom of first adjusting threaded rod extends to the below of shallow and rotates with the top of backup pad to be connected, the inside both sides of backup pad are all rotated and are connected with the gyro wheel, the equal fixedly connected with guide bar in both sides on backup pad top.
It is preferred. The support plate and the inside of the roller are of a rotating structure, and the guide rod and the inside of the trolley are of a sliding structure, so that the roller is tightly attached to the ground and rolls along a straight line.
It is preferred. The inside at support swash plate both ends is provided with the bolt locating hole, the bottom fixedly connected with flat shovel of support swash plate one side.
It is preferred. The supporting inclined plate is perpendicular to the inside of the flat shovel, and the bolt positioning holes are symmetrically distributed about the vertical center line of the supporting inclined plate, so that the supporting inclined plate is not prone to shaking after being installed.
It is preferred. The adjusting structure comprises a second adjusting threaded rod, a cutting assembly, a sliding groove and a limiting sliding sleeve, the second adjusting threaded rod penetrates through the inside of the top end of the supporting frame, the bottom end of the second adjusting threaded rod is rotatably connected with the cutting assembly, the sliding groove is formed in the inside of one end of the supporting frame, and the limiting sliding sleeve is fixedly connected with one end of the cutting assembly.
It is preferred. And the second adjusting threaded rod is in a threaded connection structure with the inside of the supporting frame, and the sliding groove and the inside of the limiting sliding sleeve are in a sliding structure, so that the lifting of the cutting assembly is kept stable.
(III) advantageous effects
The invention provides a road construction pavement grooving machine with an anti-deviation structure, which has the advantages that: by arranging the roadblock isolation structure, when obstacles such as stones and garbage exist on the surface of a road on the front side, the flat blade gradually contacts with and shovels the obstacles such as the stones and the garbage along with the movement of the grooving machine, when the obstacles are large, the large obstacles gradually deviate to the two sides of the grooving machine along the supporting inclined plate under the support of the supporting inclined plate, and are further isolated by the supporting inclined plate or the flat blade, so that the obstacles such as the stones and the garbage on the road surface cannot influence the cutting of the cutting assembly, and the isolation of the obstacles on the road surface is realized;
the deviation preventing structure is arranged, the first adjusting threaded rods are in threaded connection with the two ends in the trolley, the supporting plate gradually moves downwards along with the rotation of the first adjusting threaded rods and enables the idler wheels to be attached to the ground, the idler wheels gradually roll by themselves when the grooving machine moves again, the rolling of the idler wheels can only drive the grooving machine along a straight line, and the movement of the grooving machine is supported only by the rolling of the idler wheels, so that the grooving machine always moves along the straight line when moving, and the deviation prevention of the movement of the pavement grooving machine is realized;
through being provided with the regulation structure, rotate second adjusting threaded rod under the threaded connection of second adjusting threaded rod and carriage, make second adjusting threaded rod drive cutting assembly gradually and carry out the change of altitude, the in-process cutting assembly that carries out altitude mixture control at cutting assembly simultaneously also will drive spacing sliding sleeve and slide along the spout, makes cutting assembly remain stable throughout and just appear shaking the phenomenon, has realized the fluting degree of depth of this road surface groover and has adjusted.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions in the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic front sectional view of the present invention;
FIG. 2 is a schematic top cross-sectional view of the present invention;
FIG. 3 is a schematic front view of a partial cross-sectional structure of an anti-migration structure according to the present invention;
fig. 4 is a schematic three-dimensional structure of a barrier isolation structure of the present invention;
fig. 5 is an enlarged partial sectional view of a portion a in fig. 2 according to the present invention.
In the figure: 1. pushing a cart; 2. an anti-deviation structure; 201. a threaded sleeve; 202. a first adjusting threaded rod; 203. a support plate; 204. a roller; 205. a guide bar; 3. a universal wheel; 4. a barrier isolation structure; 401. supporting the inclined plate; 402. bolt positioning holes; 403. leveling; 5. a power generation assembly; 6. a support frame; 7. pushing the plate; 8. an adjustment structure; 801. a second adjusting threaded rod; 802. a cutting assembly; 803. a chute; 804. a limiting sliding sleeve; 9. a straight caster.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example one
Referring to fig. 1-5, the road construction pavement grooving machine with an anti-deviation structure provided by the invention comprises a cart 1, a power generation assembly 5 and a support frame 6, wherein one side of the bottom end of the cart 1 is fixedly connected with a universal wheel 3, one side of the top end of the cart 1 is provided with the power generation assembly 5, the other side of the top end of the cart 1 is provided with the support frame 6, the other side of the bottom end of the cart 1 is fixedly connected with a straight caster 9, one side of the support frame 6 is provided with a push plate 7, one side of the support frame 6 is provided with the push plate 7, one side of the cart 1 is provided with a road block isolation structure 4, the road block isolation structure 4 comprises a support sloping plate 401, a bolt positioning hole 402 and a flat shovel 403, the support sloping plate 401 is arranged on one side of the cart 1, the bolt positioning holes 402 are arranged inside the two ends of the support sloping plate 401, the bottom end of one side of the support sloping plate 401 is fixedly connected with the flat shovel 403, the support sloping plate 401 and the flat shovel 403 are perpendicular to each other, and the bolt positioning holes 402 are symmetrically distributed about the perpendicular center line of the support sloping plate 401.
The working principle of the road construction pavement grooving machine based on the anti-deviation structure of the embodiment 1 is that when the grooving machine is used, the grooving machine is carried to a specified road, the grooving machine is started, the height of the cutting assembly 802 is adjusted to enable the grooving machine to cut the cutting assembly 802 into the ground, then the grooving machine is slowly pushed to enable the cutting assembly 802 to gradually cut the ground, when the grooving machine moves slowly and cuts the ground, when obstacles such as stones and garbage exist on the surface of a road in the front direction, the flat shovel 403 gradually contacts with the obstacles such as the stones and the garbage and shovels the obstacles, when the obstacles are large, the large obstacles gradually deviate towards the two sides of the grooving machine along the supporting inclined plate 401 under the support of the supporting inclined plate 401, and then the obstacles such as the road stones and the garbage are separated by the supporting inclined plate 401 or the flat shovel 403, so that the obstacles such as the road stones and the garbage cannot affect the cutting of the cutting assembly 802.
Example two
This embodiment still includes: one side at 1 shallow 1 both ends of shallow all is provided with prevents inclined to one side structure 2, prevent inclined to one side structure 2 including thread bush 201, first adjusting threaded rod 202, backup pad 203 and gyro wheel 204, thread bush 201 sets up in one side at 1 top both ends of shallow, the inside threaded connection of thread bush 201 has first adjusting threaded rod 202, the bottom of first adjusting threaded rod 202 extends to the below of shallow 1 and rotates with the top of backup pad 203 to be connected, the inside both sides of backup pad 203 are all rotated and are connected with gyro wheel 204, the equal fixedly connected with guide bar 205 in both sides on backup pad 203 top, be the rotating-structure between backup pad 203 and the gyro wheel 204 inside, be sliding construction between guide bar 205 and the shallow 1 inside.
In this embodiment, when the grooving machine is used, the cutting assembly 802 performs grooving and cutting on the ground along with the movement of the grooving machine, and it is not straight to shake and make the cutting of the cutting assembly 802 not to appear when preventing the grooving machine from moving, therefore, the first adjusting threaded rod 202 is connected to both ends of the inside of the cart 1 by screw, the support plate 203 gradually moves downwards and makes the roller 204 cling to the ground along with the rotation of the first adjusting threaded rod 202, the roller 204 gradually rolls by itself when the grooving machine moves again, and the rolling of the roller 204 can only drive the grooving machine along a straight line, and the movement of the grooving machine only depends on the rolling of the roller 204 to support, so that the grooving machine always follows a straight line when moving, thereby preventing the grooving machine from moving askew and causing the grooving of the cutting assembly 802 to be relatively curved.
EXAMPLE III
This embodiment still includes: adjusting structure 8 is installed to the inboard of carriage 6, adjusting structure 8 includes second adjusting threaded rod 801, cutting assembly 802, spout 803 and spacing sliding sleeve 804, second adjusting threaded rod 801 runs through in the inside on carriage 6 top, the bottom of second adjusting threaded rod 801 is rotated and is connected with cutting assembly 802, the inside of carriage 6 one end is provided with spout 803, the spacing sliding sleeve 804 of one end fixedly connected with of cutting assembly 802, be the threaded connection structure between second adjusting threaded rod 801 and the carriage 6 inside, be sliding construction between spout 803 and the spacing sliding sleeve 804 inside.
In this embodiment, carry out certain regulation for the depth of cut of cutting assembly 802 according to the difference needs on the road surface that uses when this groover starts and uses, at this moment, rotate second adjusting threaded rod 801 under the threaded connection of second adjusting threaded rod 801 and carriage 6, make second adjusting threaded rod 801 drive cutting assembly 802 gradually and carry out the change of height, make cutting assembly 802 also carry out certain change to the depth of cut on ground, cutting assembly 802 carries out the in-process cutting assembly 802 of height regulation simultaneously and also will drive spacing sliding sleeve 804 and slide along spout 803, make cutting assembly 802 remain stable all the time and just appear shaking phenomenon.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (7)
1. The utility model provides a prevent road construction road surface groover of skew structure, includes shallow (1), electricity generation subassembly (5) and carriage (6), its characterized in that: the anti-deviation device is characterized in that anti-deviation structures (2) are arranged on one sides of two ends of a cart (1) of the cart (1), universal wheels (3) are fixedly connected to one side of the bottom end of the cart (1), a barrier isolation structure (4) is installed on one side of the cart (1), the barrier isolation structure (4) comprises a supporting inclined plate (401), bolt positioning holes (402) and a flat shovel (403), the supporting inclined plate (401) is installed on one side of the cart (1), and a power generation assembly (5) is installed on one side of the top end of the cart (1);
the other side of the top end of the cart (1) is provided with a supporting frame (6), and the other side of the bottom end of the cart (1) is fixedly connected with a straight-going caster (9);
one side of carriage (6) is provided with push pedal (7), regulation structure (8) are installed to the inboard of carriage (6).
2. The machine according to claim 1, characterized in that: prevent inclined to one side structure (2) including thread bush (201), first adjusting threaded rod (202), backup pad (203) and gyro wheel (204), thread bush (201) sets up in one side at shallow (1) top both ends, the inside threaded connection of thread bush (201) has first adjusting threaded rod (202), the bottom of first adjusting threaded rod (202) extends to the below of shallow (1) and rotates with the top of backup pad (203) to be connected, the inside both sides of backup pad (203) are all rotated and are connected with gyro wheel (204), the equal fixedly connected with guide bar (205) in both sides on backup pad (203) top.
3. The machine for grooving road surface for road construction of an offset prevention structure according to claim 2, wherein: the support plate (203) and the roller (204) are in a rotating structure, and the guide rod (205) and the trolley (1) are in a sliding structure.
4. The machine according to claim 1, characterized in that: the inner parts of two ends of the supporting inclined plate (401) are provided with bolt positioning holes (402), and the bottom end of one side of the supporting inclined plate (401) is fixedly connected with a flat shovel (403).
5. The machine of claim 4, wherein the anti-shifting structure comprises: the supporting inclined plate (401) and the flat shovel (403) are perpendicular to each other, and the bolt positioning holes (402) are symmetrically distributed around the vertical center line of the supporting inclined plate (401).
6. The machine of claim 1, wherein the anti-shifting structure comprises: adjust structure (8) and include second adjusting threaded rod (801), cutting assembly (802), spout (803) and spacing sliding sleeve (804), second adjusting threaded rod (801) run through in the inside on carriage (6) top, the bottom of second adjusting threaded rod (801) is rotated and is connected with cutting assembly (802), the inside of carriage (6) one end is provided with spout (803), the spacing sliding sleeve (804) of one end fixedly connected with of cutting assembly (802).
7. The machine according to claim 6, characterized in that: the second adjusting threaded rod (801) and the supporting frame (6) are in a threaded connection structure, and the sliding groove (803) and the limiting sliding sleeve (804) are in a sliding structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210745396.7A CN115142326A (en) | 2022-06-29 | 2022-06-29 | Prevent road construction road surface groover of skew structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210745396.7A CN115142326A (en) | 2022-06-29 | 2022-06-29 | Prevent road construction road surface groover of skew structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115142326A true CN115142326A (en) | 2022-10-04 |
Family
ID=83409388
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210745396.7A Pending CN115142326A (en) | 2022-06-29 | 2022-06-29 | Prevent road construction road surface groover of skew structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN115142326A (en) |
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2022
- 2022-06-29 CN CN202210745396.7A patent/CN115142326A/en active Pending
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