CN218000824U - A water conservancy pipeline bearing structure for hydraulic engineering - Google Patents
A water conservancy pipeline bearing structure for hydraulic engineering Download PDFInfo
- Publication number
- CN218000824U CN218000824U CN202222434496.6U CN202222434496U CN218000824U CN 218000824 U CN218000824 U CN 218000824U CN 202222434496 U CN202222434496 U CN 202222434496U CN 218000824 U CN218000824 U CN 218000824U
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- plate
- adjusting
- water conservancy
- clamping plate
- adjusting rod
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 71
- 238000013016 damping Methods 0.000 claims description 28
- 230000001105 regulatory effect Effects 0.000 claims description 10
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000035939 shock Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 238000001363 water suppression through gradient tailored excitation Methods 0.000 description 1
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Abstract
The utility model provides a water conservancy pipeline bearing structure for hydraulic engineering, the utility model relates to a hydraulic engineering technical field. The utility model discloses a scheme: a water conservancy pipeline supporting structure for water conservancy projects comprises a supporting column, a bearing bottom plate, a first clamping plate and a second clamping plate; two support columns which are oppositely arranged are installed on one side of the bearing bottom plate, a first clamping plate is installed on the other side of the bearing bottom plate, and the first clamping plate is detachably connected with a second clamping plate; first adjusting parts are installed on two sides of the first clamping plate, and second adjusting parts are installed on two sides of the second clamping plate. The utility model discloses can be applicable to different water conservancy pipeline sizes.
Description
Technical Field
The utility model relates to a hydraulic engineering technical field particularly, relates to a water conservancy pipeline bearing structure for hydraulic engineering.
Background
Hydraulic engineering is an engineering which is built for controlling and allocating surface water and underground water in the nature to achieve the purposes of removing harm and benefiting, is also called as water engineering, can control water flow only by building the hydraulic engineering to prevent flood disasters and adjust and distribute water quantity, the hydraulic engineering needs to build different types of hydraulic buildings such as dams, dikes, spillways, water gates, water inlets, channels, ferry tanks, rafts or fishways, and the like, and when the hydraulic pipeline is built in the hydraulic engineering, the hydraulic pipeline needs to support a connecting device to support the pipeline.
At present, the staff need adopt support connecting device to support it when installing water conservancy pipeline, and on the one hand, support connecting device can bear the quality of pipeline itself and inside circulation medium, and on the other hand supports connecting device and still should satisfy the requirement of pipeline thermal compensation and displacement, can alleviate the vibration level of pipeline, but support connecting device structure on the market all is fixed size, in the face of different pipeline sizes, can't cooperate well.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a water conservancy pipeline bearing structure for hydraulic engineering, it can be applicable to different water conservancy pipeline sizes.
The embodiment of the utility model is realized like this:
the embodiment of the application provides a water conservancy pipeline supporting structure for water conservancy engineering, which comprises a supporting column, a bearing bottom plate, a first clamping plate and a second clamping plate; two support columns which are oppositely arranged are installed on one side of the bearing bottom plate, a first clamping plate is installed on the other side of the bearing bottom plate, and the first clamping plate is detachably connected with a second clamping plate; the two sides of the first clamping plate are respectively provided with a first adjusting assembly, the first adjusting assemblies comprise first adjusting rods and arc-shaped first adjusting plates, the first adjusting rods penetrate through the first clamping plate, the first adjusting rods are in threaded fit with the first clamping plate, and one side of each first adjusting rod is rotatably connected with the first adjusting plate; the second adjusting assembly is installed on the two sides of the second clamping plate and comprises a second adjusting rod and a second adjusting plate which is arc-shaped, the second adjusting rod penetrates through the second clamping plate, the second adjusting rod is in threaded fit with the second clamping plate, and one side of the second adjusting rod is connected with the second adjusting plate in a rotating mode.
In some embodiments of the present invention, one side of the first adjusting rod is circumferentially provided with a first limiting groove, the first adjusting plate is provided with a first rotating groove matched with the first adjusting rod, and the first rotating groove is circumferentially provided with a first extending portion matched with the first limiting groove.
In some embodiments of the present invention, one side of the second adjusting rod is provided with a second limiting groove along the circumferential direction, the second adjusting plate is provided with a second rotating groove matched with the second adjusting rod, and a second extending portion matched with the second limiting groove is provided along the circumferential direction in the second rotating groove.
In some embodiments of the utility model, one side that above-mentioned first regulating plate kept away from first regulation pole is installed first damper assembly, and first damper assembly includes first reset spring and first shock attenuation board, installs a plurality of first reset springs between first shock attenuation board and the first regulating plate.
In some embodiments of the present invention, the first rubber protrusion disposed at a plurality of equal distances is installed on one side of the first damping plate away from the first return spring.
In some embodiments of the present invention, a second damping assembly is installed on a side of the second adjusting plate away from the second adjusting rod, the second damping assembly includes a second return spring and a second damping plate, and a plurality of second return springs are installed between the second damping plate and the second adjusting plate.
In some embodiments of the present invention, the second rubber protrusion disposed at a plurality of equal distances is installed on one side of the second damping plate away from the second return spring.
In some embodiments of the present invention, the first clamping plate and the second clamping plate are connected by a bolt.
In some embodiments of the present invention, the supporting column includes a first connecting section having a hollow shape and a second connecting section having a hollow shape, and the first connecting section and the second connecting section are telescopically connected.
In some embodiments of the present invention, one side of the first connection section is connected to the bearing bottom plate, and the other side of the first connection section is in threaded fit with the second connection section.
Compared with the prior art, the embodiment of the utility model has following advantage or beneficial effect at least:
a water conservancy pipeline supporting structure for water conservancy projects comprises a supporting column, a bearing bottom plate, a first clamping plate and a second clamping plate; two support columns which are oppositely arranged are installed on one side of the bearing bottom plate, a first clamping plate is installed on the other side of the bearing bottom plate, and the first clamping plate is detachably connected with a second clamping plate; the two sides of the first clamping plate are respectively provided with a first adjusting assembly, the first adjusting assemblies comprise first adjusting rods and arc-shaped first adjusting plates, the first adjusting rods penetrate through the first clamping plate, the first adjusting rods are in threaded fit with the first clamping plate, and one side of each first adjusting rod is rotatably connected with the first adjusting plate; and the second adjusting assembly comprises a second adjusting rod and an arc-shaped second adjusting plate, the second adjusting rod penetrates through the second clamping plate, the second adjusting rod is in threaded fit with the second clamping plate, and one side of the second adjusting rod is rotatably connected with the second adjusting plate.
In this embodiment, the staff can adjust two first adjusting parts and two second adjusting parts, makes two first adjusting plates and two second adjusting plates constitute a circle of predetermineeing the internal diameter size to the use is applicable to the water conservancy pipeline of different external diameters size, and application scope is wide.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on these drawings without inventive efforts.
Fig. 1 is a schematic view of a hydraulic pipeline supporting structure for hydraulic engineering of the present invention;
FIG. 2 is an enlarged view of A in FIG. 1 according to the present invention;
FIG. 3 is an enlarged view of B of FIG. 1 according to the present invention;
fig. 4 is a schematic structural view of the first adjusting lever of the present invention;
fig. 5 is a schematic structural view of the first adjusting plate of the present invention;
fig. 6 is a schematic structural view of a second adjusting lever according to the present invention;
fig. 7 is a schematic structural view of the second adjusting plate of the present invention.
The following are marked in the figure: 1-supporting column, 2-bearing bottom plate, 3-first clamping plate, 4-second clamping plate, 5-first adjusting component, 6-second adjusting component, 7-first adjusting rod, 8-first adjusting plate, 9-first damping plate, 10-first return spring, 11-first rubber bulge, 12-second adjusting rod, 13-second adjusting plate, 14-second damping plate, 15-second return spring, 16-second rubber bulge, 17-first limiting groove, 18-first rotating groove, 19-first extending part, 20-second limiting groove, 21-second rotating groove and 22-second extending part.
Detailed Description
To make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the attached drawings in the embodiments of the present invention are combined to clearly and completely describe the technical solution in the embodiments of the present invention, and obviously, the described embodiments are part of the embodiments of the present invention, rather than all embodiments. The components of embodiments of the present invention, as 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. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without making creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the embodiments of the present invention, it should be noted that, if the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, the description is only for convenience of description of the present invention and simplification, but the indication or suggestion that the device or element to be referred must have a specific position, be constructed and operated in a specific position, and therefore, the present invention should not be construed as being limited thereto.
Furthermore, the terms "horizontal", "vertical", "suspended" and the like do not require that the components be absolutely horizontal or suspended, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the embodiments of the present invention, "a plurality" means at least 2.
In the description of the embodiments of the present invention, it should be further noted that unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
Examples
Please refer to fig. 1-7. The utility model provides a water conservancy pipeline supporting structure for water conservancy projects, which comprises a supporting column 1, a bearing bottom plate 2, a first clamping plate 3 and a second clamping plate 4; two support columns 1 which are oppositely arranged are installed on one side of the bearing bottom plate 2, a first clamping plate 3 is installed on the other side of the bearing bottom plate 2, and the first clamping plate 3 is detachably connected with a second clamping plate 4; the two sides of the first clamping plate 3 are respectively provided with a first adjusting component 5, each first adjusting component 5 comprises a first adjusting rod 7 and an arc-shaped first adjusting plate 8, each first adjusting rod 7 penetrates through the first clamping plate 3, the first adjusting rods 7 are in threaded fit with the first clamping plate 3, and one side of each first adjusting rod 7 is rotatably connected with the corresponding first adjusting plate 8; second adjusting part 6 is all installed to the both sides of second clamp plate 4, and second adjusting part 6 includes that the second adjusts pole 12 and is curved second regulating plate 13, and second adjusting pole 12 passes second clamp plate 4, and second adjusting pole 12 and second clamp plate 4 screw-thread fit, second adjusting pole 12 one side rotation connection second regulating plate 13.
In the above embodiment, a water conservancy pipeline supporting structure for water conservancy projects is composed of a supporting column 1, a bearing bottom plate 2, a first clamping plate 3 and a second clamping plate 4, the first clamping plate 3 and the second clamping plate 4 are both semicircular, the first clamping plate 3 and the second clamping plate 4 can form a circular shape after being connected, the first clamping plate 3 and the second clamping plate 4 can be detachably connected, the lower side of the first clamping plate 3 is installed on the bearing bottom plate 2, two supporting columns 1 which are oppositely arranged are installed on two sides of the bottom of the bearing bottom plate 2, first adjusting assemblies 5 are installed on two sides of the first clamping plate 3, two first adjusting assemblies 5 are symmetrically arranged, any one first adjusting assembly 5 is composed of a first adjusting rod 7 and a first adjusting plate 8, the first adjusting rod 7 penetrates through the first clamping plate 3 and is in threaded fit with the first clamping plate, one side of the first adjusting rod 7 is rotatably connected with the first adjusting plate 8, specifically, the worker firstly detaches the first clamping plate 3 and the second clamping plate 4, then places a water conservancy pipeline on the first clamping plate 3 and then installs the first clamping plate 3 on the second clamping plate 4, the worker adjusts the first adjusting assembly 5 and the second adjusting assembly 6 according to the outer diameter of the water conservancy pipeline, the worker rotates the first adjusting rod 7 to move the first adjusting plate 8 to the water conservancy pipeline, so that the first adjusting plate 8 and the water conservancy pipeline form a butt joint state, the two first adjusting plates 8 and the two second adjusting plates 13 form a circle with the inner diameter matched with the water conservancy pipeline, thereby make water conservancy pipeline installation ground more firm.
In this embodiment, the staff can adjust two first adjusting parts 5 and two second adjusting parts 6, makes two first regulating plates 8 and two second regulating plates 13 constitute a circle of predetermineeing the internal diameter size to the use is applicable to the water conservancy pipeline of different external diameters size, and application scope is wide.
In some embodiments of the present invention, a first limiting groove 17 is circumferentially disposed on one side of the first adjusting lever 7, the first adjusting plate 8 is disposed with a first rotating groove 18 engaged with the first adjusting lever 7, and a first extending portion 19 engaged with the first limiting groove 17 is circumferentially disposed in the first rotating groove 18.
In this embodiment, one side of the first adjusting rod 7 is located in the first rotating groove 18, the first extending portion 19 is located in the first limiting groove 17 to limit the first adjusting rod 7, and the first adjusting rod 7 can rotate relative to the first rotating groove 18, so that the first adjusting plate 8 can always keep the water conservancy water pipe wrapped in the first adjusting rod 7 in the rotating process.
In some embodiments of the present invention, a second limiting groove 20 is circumferentially disposed on one side of the second adjusting lever 12, the second adjusting plate 13 is disposed with a second rotating groove 21 engaged with the second adjusting lever 12, and a second extending portion 22 engaged with the second limiting groove 20 is circumferentially disposed in the second rotating groove 21.
In this embodiment, one side of the second adjusting rod 12 is located in the second rotating groove 21, the second extending portion 22 is located in the second limiting groove 20 to limit the second adjusting rod 12, and the second adjusting rod 12 can rotate relative to the second rotating groove 21, so that the second adjusting plate 13 can always keep a water conservancy water pipe wrapped state in the rotating process of the second adjusting rod 12.
In some embodiments of the present invention, a first damping assembly is installed on one side of the first adjusting plate 8 away from the first adjusting rod 7, the first damping assembly includes a first return spring 10 and a first damping plate 9, and a plurality of first return springs 10 are installed between the first damping plate 9 and the first adjusting plate 8.
In this embodiment, water conservancy pipeline generally comprises the finger steel, will exert the impact force to water conservancy pipeline's inside wall during circulation medium in the water conservancy pipeline, and water conservancy pipeline's lateral wall is connected with first shock attenuation board 9, and first shock attenuation board 9 is connected and first reset spring 10 can make water conservancy pipeline obtain the buffering, extension water conservancy pipeline's life with first reset spring 10.
In some embodiments of the present invention, the first rubber protrusion 11 disposed at a plurality of equal distances is installed on one side of the first damping plate 9 away from the first return spring 10.
In this embodiment, first damper plate 9 is hugged closely to the water conservancy pipeline lateral wall, because first damper plate 9's size is fixed, can cause the not high condition of first damper plate 9 and water conservancy pipeline laminating degree when the staff installs the water conservancy pipeline of different external diameters, through a plurality of first rubber arch 11 can increase with the area of contact of water conservancy pipeline, the pressure that makes the water conservancy pipeline receive is more dispersed increase of service life.
In some embodiments of the present invention, a second damping assembly is installed on one side of the second adjusting plate 13 away from the second adjusting rod 12, the second damping assembly includes a second return spring 15 and a second damping plate 14, and a plurality of second return springs 15 are installed between the second damping plate 14 and the second adjusting plate 13.
In this embodiment, water conservancy pipeline generally comprises the finger steel, will exert the impact force to water conservancy pipeline's inside wall during circulation medium in the water conservancy pipeline, and water conservancy pipeline's lateral wall and second damper plate 14 are connected, and second damper plate 14 is connected with second reset spring 15 and second reset spring 15 can make water conservancy pipeline obtain the buffering, extension water conservancy pipeline's life.
In some embodiments of the present invention, a plurality of second rubber protrusions 16 are installed on one side of the second damping plate 14 away from the second return spring 15.
In this embodiment, second damper plate 14 is hugged closely to the water conservancy pipeline lateral wall, because second damper plate 14's size is fixed, can cause the not high condition of second damper plate 14 and water conservancy pipeline laminating degree when the water conservancy pipeline of the different external diameters of staff installation, through the protruding 16 contact area that can increase with water conservancy pipeline of a plurality of second rubber, the pressure that makes water conservancy pipeline receive is more dispersed increase of service life.
In some embodiments of the present invention, the first clamping plate 3 and the second clamping plate 4 are connected by bolts.
In this embodiment, after the first clamping plate 3 and the second clamping plate 4 are disassembled, the water conservancy pipeline can be installed, after the first clamping plate 3 and the second clamping plate 4 are connected, the water conservancy pipeline can be fixed, and the first clamping plate 3 and the second clamping plate 4 are connected through bolts, so that the installation and the disassembly are convenient, and the working efficiency is improved.
In some embodiments of the present invention, the supporting column 1 includes a first connecting section having a hollow shape and a second connecting section having a hollow shape, and the first connecting section and the second connecting section are telescopically connected.
In this embodiment, support column 1 comprises first linkage segment and second linkage segment, and the staff can adjust support column 1's whole length through first linkage segment and second linkage segment, is applicable to different operational environment.
In some embodiments of the present invention, one side of the first connection section is connected to the bearing bottom plate 2, and the other side of the first connection section is in threaded fit with the second connection section.
In this embodiment, the staff rotates first linkage segment relatively and can adjust the whole length of support column 1 with the second linkage segment, is applicable to different operational environment.
To sum up, the embodiment of the present invention provides a hydraulic pipeline supporting structure for hydraulic engineering, which comprises a supporting column 1, a bearing bottom plate 2, a first clamping plate 3 and a second clamping plate 4; two support columns 1 which are oppositely arranged are installed on one side of the bearing bottom plate 2, a first clamping plate 3 is installed on the other side of the bearing bottom plate 2, and the first clamping plate 3 is detachably connected with a second clamping plate 4; the two sides of the first clamping plate 3 are respectively provided with a first adjusting component 5, each first adjusting component 5 comprises a first adjusting rod 7 and an arc-shaped first adjusting plate 8, each first adjusting rod 7 penetrates through the first clamping plate 3, the first adjusting rods 7 are in threaded fit with the first clamping plate 3, and one side of each first adjusting rod 7 is rotatably connected with the corresponding first adjusting plate 8; the second adjusting components 6 are mounted on two sides of the second clamping plate 4, each second adjusting component 6 comprises a second adjusting rod 12 and an arc-shaped second adjusting plate 13, each second adjusting rod 12 penetrates through the second clamping plate 4, the second adjusting rods 12 are in threaded fit with the second clamping plate 4, and one sides of the second adjusting rods 12 are rotatably connected with the second adjusting plates 13.
In this embodiment, the staff can adjust two first adjusting parts 5 and two second adjusting parts 6, makes two first regulating plates 8 and two second regulating plates 13 constitute a circle of predetermineeing the internal diameter size to the use is applicable to the water conservancy pipeline of different external diameters size, and application scope is wide.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A water conservancy pipeline supporting structure for water conservancy projects is characterized by comprising a supporting column, a bearing bottom plate, a first clamping plate and a second clamping plate;
two support columns which are oppositely arranged are installed on one side of the bearing bottom plate, the first clamping plate is installed on the other side of the bearing bottom plate, and the first clamping plate is detachably connected with the second clamping plate;
the two sides of the first clamping plate are respectively provided with a first adjusting assembly, the first adjusting assemblies comprise a first adjusting rod and an arc-shaped first adjusting plate, the first adjusting rod penetrates through the first clamping plate, the first adjusting rod is in threaded fit with the first clamping plate, and one side of the first adjusting rod is rotatably connected with the first adjusting plate;
second adjusting part is all installed to the both sides of second pinch-off blades, second adjusting part includes that the second adjusts the pole and is curved second regulating plate, the second is adjusted the pole and is passed the second pinch-off blades, the second adjust the pole with second pinch-off blades screw-thread fit, one side rotation of second regulation pole is connected the second regulating plate.
2. The water conservancy pipeline supporting structure for the water conservancy project according to claim 1, wherein one side of the first adjusting rod is provided with a first limiting groove along the circumferential direction, the first adjusting plate is provided with a first rotating groove matched with the first adjusting rod, and a first extending portion matched with the first limiting groove is arranged in the first rotating groove along the circumferential direction.
3. A water conservancy pipeline supporting structure for water conservancy projects according to claim 1, wherein one side of the second adjusting rod is circumferentially provided with a second limiting groove, the second adjusting plate is provided with a second rotating groove matched with the second adjusting rod, and a second extending part matched with the second limiting groove is circumferentially arranged in the second rotating groove.
4. The water conservancy pipeline supporting structure for the water conservancy project according to claim 1, wherein a first damping assembly is installed on one side, away from the first adjusting rod, of the first adjusting plate, the first damping assembly comprises a first return spring and a first damping plate, and a plurality of first return springs are installed between the first damping plate and the first adjusting plate.
5. A water conservancy pipeline supporting structure for water conservancy project according to claim 4, wherein a plurality of first rubber bulges arranged at equal intervals are installed on one side of the first damping plate, which is far away from the first return spring.
6. The water conservancy pipeline supporting structure for the water conservancy project according to claim 4, wherein a second damping assembly is installed on one side, away from the second adjusting rod, of the second adjusting plate, the second damping assembly comprises a second return spring and a second damping plate, and a plurality of second return springs are installed between the second damping plate and the second adjusting plate.
7. A hydraulic pipeline supporting structure for hydraulic engineering according to claim 6, wherein a plurality of second rubber bulges arranged at equal intervals are installed on one side, away from second return spring, of the second damping plate.
8. The hydraulic conduit support structure of claim 1, wherein the first clamp plate is bolted to the second clamp plate.
9. The hydraulic conduit support structure of claim 1, wherein the support post comprises a first hollow connecting section and a second hollow connecting section, and the first connecting section is telescopically connected with the second connecting section.
10. A hydraulic conduit support structure for hydraulic engineering according to claim 9, wherein one side of the first connection section is connected to the load floor and the other side of the first connection section is in threaded engagement with the second connection section.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222434496.6U CN218000824U (en) | 2022-09-14 | 2022-09-14 | A water conservancy pipeline bearing structure for hydraulic engineering |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202222434496.6U CN218000824U (en) | 2022-09-14 | 2022-09-14 | A water conservancy pipeline bearing structure for hydraulic engineering |
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CN218000824U true CN218000824U (en) | 2022-12-09 |
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CN202222434496.6U Withdrawn - After Issue CN218000824U (en) | 2022-09-14 | 2022-09-14 | A water conservancy pipeline bearing structure for hydraulic engineering |
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CN (1) | CN218000824U (en) |
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2022
- 2022-09-14 CN CN202222434496.6U patent/CN218000824U/en not_active Withdrawn - After Issue
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