CN117284943A - Engineering material loading equipment for highway construction - Google Patents
Engineering material loading equipment for highway construction Download PDFInfo
- Publication number
- CN117284943A CN117284943A CN202311207392.4A CN202311207392A CN117284943A CN 117284943 A CN117284943 A CN 117284943A CN 202311207392 A CN202311207392 A CN 202311207392A CN 117284943 A CN117284943 A CN 117284943A
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- China
- Prior art keywords
- loading
- highway construction
- material loading
- fixed
- driving
- 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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- 238000010276 construction Methods 0.000 title claims abstract description 25
- 239000000463 material Substances 0.000 title claims abstract description 25
- 238000009434 installation Methods 0.000 claims description 33
- 230000003287 optical effect Effects 0.000 claims description 7
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000000034 method Methods 0.000 description 11
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011897 real-time detection Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
- B66C5/04—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods with runways or tracks supported for movements relative to bridge or gantry
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C9/00—Travelling gear incorporated in or fitted to trolleys or cranes
- B66C9/16—Travelling gear incorporated in or fitted to trolleys or cranes with means for maintaining alignment between wheels and track
Abstract
The invention discloses engineering material loading equipment for highway construction, which relates to the technical field of highway construction equipment and comprises a movable track group, wherein a loading frame group capable of sliding along the surface of the movable track group is erected on the movable track group, an adjusting track is formed at the top of the loading frame group, a loading box is erected on the adjusting track, loading planes are formed on the top surface of the loading box, mounting cavities are formed in the loading box, mounting brackets and loading brackets are fixed on the two loading planes, a first driving structure is fixed on the side surfaces of the mounting brackets, the first driving structure is connected with a rotating shaft structure, a sliding track is formed on the loading brackets, a lifting assembly and a second driving structure are erected on the sliding track, driving wheel bodies and limiting wheel bodies are respectively fixed at two ends of the rotating shaft structure, the driving wheel bodies are erected on the adjusting track, and the limiting wheel bodies are clamped on the adjusting track. The invention has the advantages of flexible and accurate adjustment, and stable and safe loading support.
Description
Technical Field
The invention relates to the technical field of highway construction equipment, in particular to engineering material loading equipment for highway construction.
Background
The amount of sand and stone materials used in highway construction works is large, and a large amount of common aggregate, various building blocks, prefabricated parts and other materials meeting requirements for highway traffic construction need to be transported and carried, so that engineering material loading equipment is needed. Common engineering material loading equipment is used up and down as material transportation and constructors in highway construction, realizes hoisting mechanization, can reduce manpower, reduces production operation cost and improves work efficiency, but has complex structure, low installation efficiency and easy occurrence of shaking, thereby influencing the operation stability of hoisting, and if the loading capacity is too much, the process of moving along a preset track is easy to derail, and meanwhile, the horizontal direction inner small-range movement is inaccurate.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides engineering material loading equipment for highway construction, which has the advantages of convenient transportation and loading operation, flexible adjustment and installation layout, stable loading support and fixation, accurate movement control and safe transportation and loading process.
The engineering material loading equipment for highway construction comprises a movable track group, wherein a loading frame group capable of sliding along the surface of the movable track group is arranged on the movable track group, two mutually parallel adjusting tracks are formed at the top of the loading frame group, a loading box is arranged on each of the two adjusting tracks, a loading plane is formed on the top surface of the loading box, and a mounting cavity is formed inside the loading box; the two loading planes are fixedly provided with a mounting bracket and a loading bracket, a first driving structure is fixed on the side face of the mounting bracket, the first driving structure is connected with a rotating shaft structure, the loading bracket is provided with a sliding rail, and a lifting assembly and a second driving structure for driving the lifting assembly to slide along the sliding rail are erected on the sliding rail; the two mounting cavities are internally provided with a driving wheel body and a limiting wheel body, the driving wheel bodies are respectively fixed at two ends of the rotating shaft structure, the driving wheel bodies are erected on the adjusting rail, and the limiting wheel bodies are clamped on the adjusting rail. In the whole engineering material loading equipment for highway construction, the moving direction of the loading frame group is determined through the rapid installation and fixation of the moving track group, so that loaded cargoes can rapidly move along the fixed direction, the transportation and loading operations are rapidly carried out, and the installation efficiency is improved; further, the top of the loading frame group is provided with two mutually parallel adjusting rails, so that the longitudinal position moving range of the loading boxes can be provided under the condition that the whole loading frame group brakes, and meanwhile, the sliding rails between the two loading boxes are matched, and the transverse position moving range of the lifting assembly is provided, so that the position and the layout of the lifting assembly are flexibly adjusted to adapt to loading processes of different use environments, different size types of goods and the like; further, the limiting wheel body is clamped on the adjusting rail, so that the limiting wheel body can be reliably matched with the movement adjustment of the driving wheel body, and the limiting wheel body has the functions of preventing shaking to a certain degree and preventing derailment; more critical is, through the setting of whole loading case, forms big enough and reliable loading plane and installation cavity, and loading plane guarantees installing support and loading support's installation reliability and stability, and then improves reliability and stability of first drive structure, second drive structure and jack-up subassembly, simultaneously, and the installation cavity guarantees the reliable installation of drive wheel body and spacing wheel body, improves whole dress and can follow the reliable removal of regulation track at the case, ensures the accurate position adjustment of article in transportation and loading process.
Preferably, the spacing wheel body is including setting up vertical gyro wheel and two horizontal gyro wheels that extend the installation cavity in the installation cavity, two the horizontal gyro wheel laminating respectively is in adjust the track both sides, vertical gyro wheel laminating is in adjust the track top surface. The vertical rollers realize vertical support, the whole loading box is assembled, and the two horizontal rollers can limit the horizontal transverse position of the whole loading box, so that the moving stability and reliability are improved.
Preferably, the head end and the tail end of the top surface of the adjusting track are respectively provided with an anti-falling limiting block, and the two anti-falling limiting blocks are respectively opposite to the front side surface and the rear side surface of the loading box. The anti-derailment limiting block can prevent the whole loading box from moving beyond limit along the adjusting track, and derailment is fully avoided.
Preferably, the front side and the rear side of the loading box are provided with optical ranging units, and the two optical ranging units are opposite to the two anti-drop limiting blocks respectively. The setting of optics range finding unit can real-time detection load case and the distance of two anticreep stopper, comes to judge the processing to the distance through current processing chip, if be less than after certain numerical value, first drive structure can slow down, avoids load case and anticreep stopper to produce serious collision.
Preferably, the loading frame group comprises two rows of vertical supports and a reinforcing cross beam fixed between the two rows of vertical supports, a balance wheel structure is arranged at the bottom of each vertical support, and the balance wheel structure is clamped on the moving track group. The vertical support, the reinforcing cross beam and the balance wheel structure provide support and fixation required by loading, and stability and safety of cargoes in the transportation and loading processes are ensured.
Preferably, the balance wheel structure comprises a buffer part fixed on the bottom surface of the vertical support, an installation body is fixed on the bottom surface of the buffer part, a brake module and a clamping wheel are arranged on the bottom surface of the installation body, and the clamping wheel is clamped on the movable track group. The buffer part can slightly deform to compensate vibration, so that the vibration resistance is improved, the brake module can clamp the main clamping wheel after being started, the maximum static friction force is improved, and the stability and the safety in the loading process are improved.
Preferably, a plurality of limit wheels are arranged in the mounting cavity. The limiting wheel bodies are arranged in a plurality, so that the movement of the loading box in the horizontal and transverse directions can be fully limited.
Preferably, the loading support is provided with a plurality of, and a plurality of loading supports are formed with a plurality of sliding rails on which the hoisting assembly is arranged. The plurality of loading ledges form a plurality of skid rails, so that it is possible to have a plurality of lifting assemblies for carrying cargo.
Preferably, the mounting bracket and the loading bracket are also provided with a lifting rope set, and the bottom of the lifting rope set is fixed with a loading platform for carrying people or things. The lifting rope set is erected through the mounting bracket and the loading bracket at the same time, so that the supporting area and the supporting point position are increased, and the maximum load and the cargo carrying reliability of the loading platform are improved.
Preferably, the rotating shaft structure comprises a gear body fixed at the middle section, and the gear body is connected with a chain, and the chain is wound on the first driving structure. The first driving structure drives the gear body to rotate through the chain after rotating, and the gear body drives the rotating shaft structure to rotate.
The beneficial effects of the invention are as follows:
in the engineering material loading device for highway construction, the moving direction of the loading frame group is determined through the rapid installation and fixation of the moving track group, so that loaded cargoes can rapidly move along the fixed direction, the transportation and loading operations are rapidly carried out, and the installation efficiency is improved; further, the top of the loading frame group is provided with two mutually parallel adjusting rails, so that the longitudinal position moving range of the loading boxes can be provided under the condition that the whole loading frame group brakes, and meanwhile, the sliding rails between the two loading boxes are matched, and the transverse position moving range of the lifting assembly is provided, so that the position and the layout of the lifting assembly are flexibly adjusted to adapt to loading processes of different use environments, different size types of goods and the like; further, the limiting wheel body is clamped on the adjusting rail, so that the limiting wheel body can be reliably matched with the movement adjustment of the driving wheel body, and the limiting wheel body has the functions of preventing shaking to a certain degree and preventing derailment; more critical is, through the setting of whole loading case, forms big enough and reliable loading plane and installation cavity, and loading plane guarantees installing support and loading support's installation reliability and stability, and then improves reliability and stability of first drive structure, second drive structure and jack-up subassembly, simultaneously, and the installation cavity guarantees the reliable installation of drive wheel body and spacing wheel body, improves whole dress and can follow the reliable removal of regulation track at the case, ensures the accurate position adjustment of article in transportation and loading process.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. Like elements or portions are generally identified by like reference numerals throughout the several figures. In the drawings, elements or portions thereof are not necessarily drawn to scale.
FIG. 1 is a front elevational view of the structure of the present invention;
FIG. 2 is a perspective enlarged view of the structure of FIG. 1A in accordance with the present invention;
FIG. 3 is a side view of the structure of the present invention;
fig. 4 is a top view of the structure of the present invention.
Reference numerals:
1-moving track group, 2-loading frame group, 21-adjusting track, 211-anti-drop limiting block, 22-vertical support, 23-reinforcing beam, 24-balance wheel structure, 241-buffer part, 242-installation body, 243-clamping wheel, 3-loading box, 31-loading plane, 32-installation cavity, 321-driving wheel body, 322-limiting wheel body, 3221-vertical roller, 3222-horizontal roller, 33-optical ranging unit, 4-installation support, 5-loading support, 51-sliding track, 6-first driving structure, 61-chain, 7-rotating shaft structure, 71-gear body, 8-lifting assembly and 9-second driving structure.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In describing embodiments of the present invention, it should be noted that the directions or positional relationships indicated by the terms "inner", "outer", "upper", etc. are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in place when the inventive product is used, are merely for convenience of description and simplification of description, and are not indicative or implying that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention.
As shown in fig. 1 to 4, an engineering material loading device for highway construction comprises a movable track group 1, wherein a loading frame group 2 capable of sliding along the surface of the movable track group 1 is arranged on the movable track group 1, two mutually parallel adjusting tracks 21 are formed at the top of the loading frame group 2, a loading box 3 is arranged on each of the two adjusting tracks 21, a loading plane 31 is formed on the top surface of the loading box 3, and a mounting cavity 32 is formed inside the loading box 3; the two loading planes 31 are fixedly provided with a mounting bracket 4 and a loading bracket 5, the side surface of the mounting bracket 4 is fixedly provided with a first driving structure 6, the first driving structure 6 is connected with a rotating shaft structure 7, the loading bracket 5 is provided with a sliding rail 51, and the sliding rail 51 is provided with a lifting assembly 8 and a second driving structure 9 for driving the lifting assembly 8 to slide along the sliding rail 51; the inside drive wheel body 321 and the spacing wheel body 322 that all are provided with of two installation cavities 32, the drive wheel body 321 is fixed respectively at axis of rotation structure 7 both ends, and drive wheel body 321 erects on adjusting track 21, and spacing wheel body 322 card is established on adjusting track 21.
In this embodiment, it should be noted that, in the whole construction work material loading device for highway, the moving direction of the loading frame set 2 is determined by fast installation and fixing of the moving track set 1, so that the loaded goods can be fast moved along the fixed direction, and the transportation and loading operations are fast performed, thereby improving the installation efficiency; further, the top of the loading frame set 2 is provided with two mutually parallel adjusting rails 21, so that the longitudinal position moving range of the loading boxes 3 can be provided under the condition that the whole loading frame set 2 brakes, and meanwhile, the sliding rails 51 between the two loading boxes 3 are matched, and the transverse position moving range of the lifting assembly 8 is provided, so that the position and the layout of the lifting assembly 8 can be flexibly adjusted to adapt to loading processes of different use environments, different size types of cargoes and the like; further, the limiting wheel body 322 is clamped on the adjusting rail 21, so that the limiting wheel body can be reliably matched with the movement adjustment of the driving wheel body 321, and the limiting wheel has the functions of preventing shaking to a certain degree and preventing derailment; more importantly, through the setting of whole loading case 3, form big and reliable loading plane 31 and installation cavity 32 enough, loading plane 31 guarantees the installation reliability and the stability of installing support 4 and loading support 5, and then improves the reliability and the stability of first drive structure 6, second drive structure 9 and hoisting assembly 8, simultaneously, the installation cavity 32 guarantees the reliable installation of drive wheel body 321 and spacing wheel body 322, improves whole dress and can follow adjustment track 21 reliably and remove, ensures the accurate position adjustment of article in transportation and loading process.
Specifically, the limiting wheel body 322 includes a vertical roller 3221 and two horizontal rollers 3222 extending out of the mounting cavity 32, wherein the two horizontal rollers 3222 are respectively attached to two sides of the adjusting rail 21, and the vertical roller 3221 is attached to the top surface of the adjusting rail 21.
In this embodiment, it should be noted that the vertical roller 3221 realizes vertical support, and the whole loading box 3 is assembled, and the two horizontal rollers 3222 can limit the horizontal lateral position of the whole loading box 3, so as to improve the movement stability and reliability.
Specifically, the head end and the tail end of the top surface of the adjusting rail 21 are respectively provided with an anti-falling limiting block 211, and the two anti-falling limiting blocks 211 are respectively opposite to the front side surface and the rear side surface of the loading box 3.
In the present embodiment, the anti-derailment stopper 211 can prevent the entire loading box 3 from moving beyond the adjustment rail 21, and sufficiently prevent derailment.
Specifically, the front side and the rear side of the loading box 3 are provided with optical ranging units 33, and the two optical ranging units 33 are opposite to the two anti-falling limiting blocks 211 respectively.
In this embodiment, the distance between the loading box 3 and the two anti-drop stoppers 211 can be detected in real time by the optical distance measuring unit 33, and the distance is determined by the conventional processing chip, and if the distance is smaller than a certain value, the first driving structure 6 is decelerated, so that the loading box 3 and the anti-drop stoppers 211 are prevented from being severely collided.
Specifically, the loading frame set 2 includes two columns of vertical supports 22 and a reinforcing beam 23 fixed between the two columns of vertical supports 22, a balance wheel structure 24 is arranged at the bottom of the vertical supports 22, and the balance wheel structure 24 is clamped on the moving track set 1.
In this embodiment, the vertical supports 22, the reinforcing beams 23 and the balance wheel structure 24 provide the support and fixation required for loading, and ensure the stability and safety of the cargo during transportation and loading.
Specifically, the balance wheel structure 24 includes a buffer portion 241 fixed on the bottom surface of the vertical support 22, a mounting body 242 is fixed on the bottom surface of the buffer portion 241, a brake module and a clamping wheel 243 are disposed on the bottom surface of the mounting body 242, and the clamping wheel 243 is clamped on the moving track set 1.
In this embodiment, the buffer portion 241 is slightly deformed to compensate for vibration, so as to improve the vibration resistance, and the brake module can clamp the main clamping wheel 243 after being started, so as to improve the maximum static friction force, and improve the stability and safety in the loading process.
Specifically, a plurality of spacing wheels 322 are disposed within the mounting cavity 32.
In the present embodiment, a plurality of the stopper wheels 322 are provided, and the movement of the loading box 3 in the horizontal and lateral directions can be sufficiently restricted.
Specifically, the plurality of loading brackets 5 are provided, the plurality of loading brackets 5 are formed with a plurality of sliding rails 51, and the plurality of sliding rails 51 are respectively provided with a lifting assembly 8.
In the present embodiment, the plurality of loading ledges 5 form a plurality of slide rails 51, so that a plurality of lifting assemblies 8 for carrying cargo can be provided.
Specifically, a lifting rope set is also erected on the mounting bracket 4 and the loading bracket 5, and a loading platform for carrying people or things is fixed at the bottom of the lifting rope set.
In this embodiment, the lifting rope set is erected simultaneously by the mounting bracket 4 and the loading bracket 5, so that the supporting area and the supporting point position are increased, and the maximum load and the cargo reliability of the loading platform are improved.
Specifically, the rotation shaft structure 7 includes a gear body 71 fixed at a middle section, the gear body 71 is connected with a chain 61, and the chain 61 is wound around the first driving structure 6.
In the present embodiment, the first driving structure 6 rotates and then drives the gear body 71 to rotate through the chain 61, and the gear body 71 drives the rotation shaft structure 7 to rotate.
Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present invention, and not for limiting the same; although the 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 scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the invention, and are intended to be included within the scope of the appended claims and description.
Claims (10)
1. The engineering material loading equipment for highway construction is characterized by comprising a movable track group, wherein a loading frame group capable of sliding along the surface of the movable track group is arranged on the movable track group, two mutually parallel adjusting tracks are formed at the top of the loading frame group, a loading box is arranged on each of the two adjusting tracks, a loading plane is formed on the top surface of the loading box, and an installation cavity is formed in the loading box; wherein,
the two loading planes are fixedly provided with a mounting bracket and a loading bracket, a first driving structure is fixed on the side face of the mounting bracket, the first driving structure is connected with a rotating shaft structure, the loading bracket is provided with a sliding rail, and a lifting assembly and a second driving structure for driving the lifting assembly to slide along the sliding rail are arranged on the sliding rail;
the two mounting cavities are internally provided with a driving wheel body and a limiting wheel body, the driving wheel bodies are respectively fixed at two ends of the rotating shaft structure, the driving wheel bodies are erected on the adjusting rail, and the limiting wheel bodies are clamped on the adjusting rail.
2. The engineered material loading device for highway construction of claim 1, wherein the limit wheel body comprises a vertical roller and two horizontal rollers, wherein the vertical roller is erected in the installation cavity, the two horizontal rollers extend out of the installation cavity, the two horizontal rollers are respectively attached to two sides of the adjusting rail, and the vertical roller is attached to the top surface of the adjusting rail.
3. The engineering material loading device for highway construction according to claim 1, wherein the head end and the tail end of the top surface of the adjusting rail are respectively provided with an anti-falling limiting block, and the two anti-falling limiting blocks are respectively opposite to the front side surface and the rear side surface of the loading box.
4. The engineering material loading device for highway construction according to claim 3, wherein the front side and the rear side of the loading box are provided with optical ranging units, and the two optical ranging units are opposite to the two anti-drop limiting blocks respectively.
5. The engineered material loading device for highway construction of claim 1, wherein the loading frame group comprises two rows of vertical supports and a reinforcing beam fixed between the two rows of vertical supports, a balance wheel structure is arranged at the bottom of the vertical supports, and the balance wheel structure is clamped on the moving track group.
6. The engineering material loading device for highway construction according to claim 5, wherein the balance wheel structure comprises a buffer part fixed on the bottom surface of the vertical support, an installation body is fixed on the bottom surface of the buffer part, a brake module and a clamping wheel are arranged on the bottom surface of the installation body, and the clamping wheel is clamped on the movable track group.
7. The engineered material loading device for highway construction of claim 1, wherein a plurality of limit wheels are disposed in the mounting cavity.
8. The engineered material loading device for highway construction of claim 1, wherein the loading ledges are provided in plurality, the plurality of loading ledges are formed with a plurality of slip tracks, and the plurality of slip tracks are each provided with a lifting assembly thereon.
9. The engineering material loading device for highway construction according to claim 1, wherein a lifting rope set is further erected on the mounting bracket and the loading bracket, and a loading platform for carrying people or things is fixed at the bottom of the lifting rope set.
10. The engineered material loading device for highway construction of claim 1, wherein the rotation shaft structure comprises a gear body fixed at a middle section, the gear body is connected with a chain, and the chain is wound on the first driving structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311207392.4A CN117284943A (en) | 2023-09-19 | 2023-09-19 | Engineering material loading equipment for highway construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311207392.4A CN117284943A (en) | 2023-09-19 | 2023-09-19 | Engineering material loading equipment for highway construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117284943A true CN117284943A (en) | 2023-12-26 |
Family
ID=89258104
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311207392.4A Pending CN117284943A (en) | 2023-09-19 | 2023-09-19 | Engineering material loading equipment for highway construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117284943A (en) |
-
2023
- 2023-09-19 CN CN202311207392.4A patent/CN117284943A/en active Pending
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