CN211688037U - Deep water construction transport equipment in hydraulic engineering dam - Google Patents
Deep water construction transport equipment in hydraulic engineering dam Download PDFInfo
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- CN211688037U CN211688037U CN202020254183.0U CN202020254183U CN211688037U CN 211688037 U CN211688037 U CN 211688037U CN 202020254183 U CN202020254183 U CN 202020254183U CN 211688037 U CN211688037 U CN 211688037U
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Abstract
The utility model discloses a deep water construction transport equipment in hydraulic engineering dam, install the wire winding roller on the U-shaped mounting bracket with rotating including the U-shaped mounting bracket, the winding is fixed with the stay cord on the wire winding roller, be equipped with two first wires in the stay cord, the one end fixed mounting of stay cord has the transport case, establishes to the opening in one side of transport case, and the transport case is kept away from and is inlayed on its open-ended one side inner wall and be equipped with the insulating case, and in the one end of first wire extended to the insulating case, fixed mounting had the battery on the top inner wall of insulating case, and top one side fixed mounting of U-shaped mounting bracket has audible alarm, audible alarm through the anodal electric connection of a first wire in two first wires and battery. The utility model relates to a rationally, convenient operation is convenient for in time remind personnel to pull out or stop moving down the transport case, and is convenient for quick opening or shutoff transport case, and labour saving and time saving improves work efficiency, is favorable to the use.
Description
Technical Field
The utility model relates to an equipment technical field is carried in deep water construction in the dam, especially relates to an equipment is carried in deep water construction in hydraulic engineering dam.
Background
At present, in hydraulic and hydroelectric engineering's construction, often need carry out underwater operation, at this moment just need carry various installation materials under water, and current transport mode is mostly to remove the transport case to under water through stay cord, wire winding roller and transport case cooperation, and constructor takes out the material in the transport case under water, and the rethread rotates the wire winding roller and pulls out the transport case to the surface of water.
Although the transportation of material can be realized through wire winding roller and stay cord cooperation at present, it is not convenient for in time remind the staff on the surface of water to pull out the transport case, or stop to move down the position of transport case, the current mostly is that the constructor reminds the staff operation wire winding roller on the surface of water through the mode of shouting under water, often can appear the phenomenon that can not hear, need constructor to shout many times, waste time and energy, and be not convenient for open or close the transport case fast, can not satisfy the user demand, therefore we have provided a deep water construction transport equipment in the hydraulic engineering dam and have been used for solving above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a deep water construction conveying device in a hydraulic engineering dam.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a deepwater construction conveying device in a hydraulic engineering dam comprises a U-shaped mounting frame and a winding roller rotatably mounted on the U-shaped mounting frame, wherein a pull rope is wound and fixed on the winding roller, two first wires are arranged in the pull rope, a transport box is fixedly mounted at one end of the pull rope, an opening is formed in one side of the transport box, an insulating box is embedded on the inner wall of the side, away from the opening, of the transport box, one end of each first wire extends into the insulating box, a storage battery is fixedly mounted on the inner wall of the top of the insulating box, an audible alarm is fixedly mounted on one side of the top of the U-shaped mounting frame, the audible alarm is electrically connected with the positive electrode of the storage battery through one first wire of the two first wires, the same first copper sheet is fixedly mounted between the inner walls of the two sides of the insulating box, the first copper sheet is electrically connected with the audible alarm through the other first wire, a second lead is arranged in the transport case, the second copper sheet is electrically connected with the negative electrode of the storage battery through the second lead, a T-shaped insulating rod is fixedly arranged at the bottom of the second copper sheet, the bottom of the T-shaped insulating rod extends to the lower part of the transport case, a plurality of first springs are fixedly arranged between the inner wall of the bottom of the T-shaped insulating rod and the bottom of the transport case, the transport case is sleeved on the T-shaped insulating rod in a sealing and sliding manner, a baffle with a hollow structure is sleeved in the transport case in the sealing and sliding manner, the bottom of the baffle and the bottom of the transport case are on the same horizontal line, a limiting plate is fixedly arranged at the bottom of the baffle, the top of the limiting plate is in movable contact with the bottom of the transport case, a first groove is arranged on the inner wall of the top of the transport case, the top of the baffle extends to the first groove and is in movable contact with the inner wall of the top, fixed mounting has two locating levers between the both sides inner wall of baffle, sliding sleeve is equipped with same T shape carriage release lever on two locating levers, one side fixed mounting of T shape carriage release lever has the kelly, the one end of kelly extends to first inslot and inlays and be equipped with the ball, the bottom of kelly and the top swing contact of trapezoidal piece, the ball is with the inclined plane looks adaptation of trapezoidal piece, the one end of T shape carriage release lever extends to outside the transport case and fixed mounting has the pull ring, fixed mounting has a plurality of second springs between one side inner wall of T shape carriage release lever and one side inner wall of baffle.
Preferably, a first through hole is formed in the inner wall of one side of the U-shaped mounting frame, a first fixed pulley is rotatably mounted on the inner wall of the rear side of the first through hole, the pull rope is located in the first through hole, the pull rope is slidably connected with the top of the first fixed pulley, a second fixed pulley which is obliquely arranged is rotatably mounted on one side of the U-shaped mounting frame, and one side of the second fixed pulley is slidably connected with the pull rope.
Preferably, the transportation box is provided with a mounting groove on the inner wall of one side far away from the opening of the transportation box, the inner wall of the mounting groove is fixedly connected with the outer side of the insulation box, a second through hole is formed in the inner wall of the bottom of the mounting groove, a third through hole communicated with the second through hole is formed in the inner wall of the bottom of the insulation box, the side wall of the third through hole is slidably connected with the outer side of the T-shaped insulation rod, a sealing ring is fixedly sleeved in the second through hole, and the inner side of the sealing ring is slidably connected with the outer side of.
Preferably, the storage battery, the sound alarm, the first copper sheet and the second copper sheet sequentially form a loop through two first leads and two second leads.
Preferably, a first rectangular hole is formed in the inner wall of one side of the baffle, and the inner wall of the first rectangular hole is in sliding connection with the outer side of the clamping rod.
Preferably, the front side and the rear side of the baffle are respectively connected with the front side inner wall and the rear side inner wall of the transport box in a sliding mode.
Preferably, fixed mounting has two diaphragms between the both sides inner wall of U-shaped mounting bracket, and the equal fixed mounting in one side that two diaphragms are close to each other has the bearing, and the inner circle internal fixation cover of two bearings is equipped with same pivot, and the circular port has been seted up to one side of wire winding roller, the lateral wall of circular port and the outside fixed connection of pivot, and the front end of pivot extends to and lies in two diaphragms and outside and fixed mounting of a diaphragm of front side have the rocking disc, and the front side in close contact with of a diaphragm has T shape bolt, and rocking disc thread bush is established on T shape bolt.
Compared with the prior art, the beneficial effects of the utility model are that:
through the matching of the U-shaped mounting rack, the winding roller, the stay cord, the transport box, the baffle, the first lead, the insulation box, the storage battery, the first copper sheet, the T-shaped insulation rod, the first spring, the first groove, the trapezoidal block, the positioning rod, the T-shaped movable rod and the clamping rod with the second spring, when the transport box filled with materials needs to be moved underwater, the T-shaped bolt is rotated in the forward direction, the rocking disc is rotated to drive the winding roller to release the stay cord through the rotating shaft, at the moment, when the transport box moves downwards to a needed position, an underwater constructor pushes the T-shaped insulation rod upwards to compress the first spring and drive the second copper sheet to move upwards to be in contact with the bottom of the first copper sheet, the sound alarm sounds to remind the constructor to stop rotating the rocking disc, then the T-shaped bolt is rotated in the reverse direction, so that the position of the transport box is fixed, the thrust on the T-shaped insulation rod is released, at the moment, the elasticity of the first spring drives the second, the sound alarm stops alarming, then the pull ring is pulled rightwards to drive the clamping rod to move rightwards through the T-shaped moving rod to stagger with the trapezoidal block, the second spring is compressed while the T-shaped moving rod moves, then the pull ring is pulled downwards to drive the two positioning rods to move downwards through the T-shaped moving rod, the two positioning rods simultaneously drive the baffle to move downwards, so that the transport box is gradually opened, the material in the transport box can be taken out, when the transport box needs to be blocked, the pull ring is pushed upwards, the pull ring drives the clamping rod to move upwards through the T-shaped moving rod, the clamping rod drives the ball to move upwards and extrude the inclined plane of the trapezoidal block, the extruding force drives the clamping rod to move rightwards through the ball, the clamping rod drives the T-shaped moving rod to move rightwards and compresses the second spring, when the top of the baffle is in contact with the inner wall of the top of the first groove, the elastic force of the second spring drives the clamping rod to, so that the baffle is fixed, and the T-shaped insulating rod is pushed upwards again, so that the audible alarm sounds again to remind people to pull out the transport case upwards.
The utility model relates to a rationally, convenient operation is convenient for in time remind personnel to pull out or stop moving down the transport case, and is convenient for quick opening or shutoff transport case, and labour saving and time saving improves work efficiency, is favorable to the use.
Drawings
Fig. 1 is a schematic view of a cross-sectional structure of a deep water construction conveying device in a hydraulic engineering dam provided by the utility model;
FIG. 2 is an enlarged schematic view of portion A of FIG. 1;
fig. 3 is an enlarged schematic view of a portion B in fig. 1.
In the figure: the device comprises a U-shaped mounting rack, a winding roller 2, a pull rope 3, a transport case 4, a baffle 5, a first wire 6, an insulation box 7, a storage battery 8, a first copper sheet 9, an insulation rod 10T-shaped, a first spring 11, a first groove 12, a trapezoidal block 13, a positioning rod 14, a movable rod 15T-shaped, a clamping rod 16 and a second spring 17.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-3, a deep water construction conveying device in a hydraulic engineering dam comprises a U-shaped mounting frame 1 and a winding roller 2 rotatably mounted on the U-shaped mounting frame 1, a pull rope 3 is wound and fixed on the winding roller 2, two first wires 6 are arranged in the pull rope 3, a transport box 4 is fixedly mounted at one end of the pull rope 3, one side of the transport box 4 is provided with an opening, an insulating box 7 is embedded on the inner wall of the transport box 4 far away from the opening, one end of each first wire 6 extends into the insulating box 7, a storage battery 8 is fixedly mounted on the inner wall of the top of the insulating box 7, an audible alarm is fixedly mounted on one side of the top of the U-shaped mounting frame 1, the audible alarm is electrically connected with the anode of the storage battery 8 through one first wire 6 of the two first wires 6, the same first copper sheet 9 is fixedly mounted between the inner walls of the two sides of the insulating box 7, and the first copper sheet 9 is, a second copper sheet positioned below the first copper sheet 9 is arranged in the insulation box 7, a second conducting wire is arranged in the transport box 4, the second copper sheet is electrically connected with the negative electrode of the storage battery 8 through the second conducting wire, a T-shaped insulation rod 10 is fixedly arranged at the bottom of the second copper sheet, the bottom of the T-shaped insulation rod 10 extends to the lower part of the transport box 4, a plurality of first springs 11 are fixedly arranged between the inner wall of the bottom of the T-shaped insulation rod 10 and the bottom of the transport box 4, the transport box 4 is sleeved on the T-shaped insulation rod 10 in a sealing and sliding manner, a baffle 5 with a hollow structure is sleeved in the transport box 4 in a sealing and sliding manner, the bottom of the baffle 5 and the bottom of the transport box 4 are on the same horizontal line, a limiting plate is fixedly arranged at the bottom of the baffle 5, the top of the limiting plate is in movable contact with the bottom of the transport box 4, a first groove 12 is arranged on the inner wall of the top of the transport box 4, the utility model relates to a trapezoidal block 13 is fixedly installed on the inner wall of the top of transport case 4, one side of trapezoidal block 13 is set as the inclined plane, two locating levers 14 are fixedly installed between the inner walls of both sides of baffle 5, two locating levers 14 are slidably sleeved with the same T-shaped moving rod 15, one side of T-shaped moving rod 15 is fixedly installed with a clamping rod 16, one end of clamping rod 16 extends into first groove 12 and is embedded with a ball, the bottom of clamping rod 16 is movably contacted with the top of trapezoidal block 13, the ball is adapted with the inclined plane of trapezoidal block 13, one end of T-shaped moving rod 15 extends to the outside of transport case 4 and is fixedly installed with a pull ring, a plurality of second springs 17 are fixedly installed between one side inner wall of T-shaped moving rod 15 and one side inner wall of baffle 5, the utility model has the advantages of reasonable design and convenient operation, is convenient for reminding personnel to pull out or stop moving transport case 4 down in time, time and labor are saved, the working efficiency is improved, and the use is facilitated.
In the utility model, a first through hole is arranged on the inner wall of one side of a U-shaped mounting frame 1, a first fixed pulley is rotatably arranged on the inner wall of the rear side of the first through hole, a pull rope 3 is positioned in the first through hole, the pull rope 3 is connected with the top of the first fixed pulley in a sliding way, a second fixed pulley which is obliquely arranged is rotatably arranged on one side of the U-shaped mounting frame 1, one side of the second fixed pulley is connected with the pull rope 3 in a sliding way, a mounting groove is arranged on the inner wall of one side of a transportation box 4 away from the opening of the transportation box, the inner wall of the mounting groove is fixedly connected with the outer side of an insulating box 7, a second through hole is arranged on the inner wall of the bottom of the mounting groove, a third through hole which is communicated with the second through hole is arranged on the inner wall of the bottom of the insulating box 7, the side wall of the third through hole is, the storage battery 8, the sound alarm, the first copper sheet 9 and the second copper sheet sequentially form a loop through two first wires 6 and two second wires, a first rectangular hole is formed in the inner wall of one side of the baffle 5, the inner wall of the first rectangular hole is in sliding connection with the outer side of the clamping rod 16, the front side and the rear side of the baffle 5 are respectively in sliding connection with the inner wall of the front side and the inner wall of the rear side of the transport case 4, two transverse plates are fixedly installed between the inner walls of the two sides of the U-shaped mounting frame 1, bearings are fixedly installed on the mutually close sides of the two transverse plates, the same rotating shaft is fixedly sleeved in the inner rings of the two bearings, a circular hole is formed in one side of the winding roller 2, the side wall of the circular hole is fixedly connected with the outer side of the rotating shaft, the front end of the rotating shaft extends to the outer side of one transverse plate positioned on the front side of the two transverse plates, a rocking, the utility model relates to a rationally, convenient operation is convenient for in time remind personnel to pull out or stop moving down transport case 4, and is convenient for quick opening or shutoff transport case 4, and labour saving and time saving improves work efficiency, is favorable to the use.
The working principle is as follows: when the transport case 4 filled with materials needs to be moved underwater, the T-shaped bolt is rotated in the forward direction to release the fixing of the rocking disc, the rocking disc is rotated to drive the wire winding roller 2 to release the pull rope 3 through the rotating shaft, at the moment, the transport case 4 moves downwards under the action of the self gravity of the transport case 4, when the transport case 4 moves downwards to a needed position, an underwater constructor pushes the T-shaped insulating rod 10 upwards, the T-shaped insulating rod 10 compresses the first spring 11 while moving upwards, the T-shaped insulating rod 10 drives the second copper sheet to move upwards while moving upwards and is in contact with the bottom of the first copper sheet 9, at the moment, the storage battery 8, the first copper sheet 9, the sound alarm and the second copper sheet sequentially form a loop, the sound alarm sounds to remind the constructor to stop rotating the rocking disc, the T-shaped bolt is rotated in the reverse direction, and the position of the transport case 4 is fixed, the pushing force on the T-shaped insulating rod 10 is released, the first spring 11 in a compressed state is reset at the moment, the elastic force of the first spring 11 drives the second copper sheet to move downwards through the T-shaped insulating rod 10 and is separated from the first copper sheet 9, at the moment, a loop formed by the storage battery 8, the first copper sheet 9, the sound alarm and the second copper sheet in sequence is disconnected, and the sound alarm stops giving an alarm;
then pulling a pull ring rightwards, the pull ring drives a T-shaped movable rod 15 to move rightwards, the T-shaped movable rod 15 moves rightwards and drives a clamping rod 16 to move, the T-shaped movable rod 15 compresses a second spring 17 while moving, when the clamping rod 16 moves to be staggered with a trapezoidal block 13, the pull ring is pulled downwards, the pull ring drives two positioning rods 14 to move downwards through the T-shaped movable rod 15, the two positioning rods 14 simultaneously drive a baffle 5 to move downwards, the transportation box 4 is gradually opened along with the downward movement of the baffle 5, materials in the transportation box 4 can be taken out, when the transportation box 4 needs to be blocked, the pull ring is pushed upwards, the pull ring drives the two positioning rods 14 to move upwards through the T-shaped movable rod 15, the two positioning rods 14 drive the baffle 5 to move upwards, the T-shaped movable rod 15 drives the clamping rod 16 to move upwards, the clamping rod 16 drives a ball to move upwards until the ball is contacted with an inclined plane, the clamping rod 16 drives the ball to continuously move upwards and extrude the inclined plane of the trapezoidal block 13, the extruding force drives the clamping rod 16 to move rightwards through the ball, the clamping rod 16 drives the T-shaped moving rod 15 to move rightwards and compress the second spring 17, when the top of the baffle 5 is contacted with the inner wall of the top of the first groove 12, the clamping rod 16 is staggered with the trapezoidal block 13, the second spring 17 in a compression state resets at the moment, the elastic force of the second spring 17 drives the clamping rod 16 to move rightwards through the T-shaped moving rod 15, the bottom of the clamping rod 16 is contacted with the top of the trapezoidal block 13 at the moment, so that the baffle 5 is fixed, the T-shaped insulating rod 10 is pushed upwards again, the sound alarm sounds again, the person is reminded to pull out the transport box 4 upwards, the person is reminded to pull out or stop moving the transport box 4 downwards in time, and the transport box 4 is convenient to open or, time and labor are saved.
In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The deep water construction conveying equipment in the hydraulic engineering dam comprises a U-shaped mounting frame (1) and a winding roller (2) rotatably mounted on the U-shaped mounting frame (1), wherein a pull rope (3) is wound and fixed on the winding roller (2), and is characterized in that two first wires (6) are arranged in the pull rope (3), a transport box (4) is fixedly mounted at one end of the pull rope (3), an opening is formed in one side of the transport box (4), an insulating box (7) is embedded in the inner wall of the side, away from the opening, of the transport box (4), one end of each first wire (6) extends into the insulating box (7), a storage battery (8) is fixedly mounted on the inner wall of the top of the insulating box (7), a sound alarm is fixedly mounted on one side of the top of the U-shaped mounting frame (1), and is electrically connected with the anode of the storage battery (8) through one first wire (6) of the two first wires (6), the sound alarm is characterized in that the same first copper sheet (9) is fixedly arranged between the inner walls of the two sides of the insulation box (7), the first copper sheet (9) is electrically connected with the sound alarm through another first lead (6), a second copper sheet positioned below the first copper sheet (9) is arranged in the insulation box (7), a second lead is arranged in the transport box (4), the second copper sheet is electrically connected with the negative electrode of the storage battery (8) through a second lead, a T-shaped insulation rod (10) is fixedly arranged at the bottom of the second copper sheet, the bottom of the T-shaped insulation rod (10) extends to the lower part of the transport box (4), a plurality of first springs (11) are fixedly arranged between the inner wall of the bottom of the T-shaped insulation rod (10) and the bottom of the transport box (4), the transport box (4) is sleeved with the T-shaped insulation rod (10) in a sealing and sliding manner, a baffle (5) with a hollow structure is sleeved in the, the bottom of the baffle (5) and the bottom of the transport case (4) are on the same horizontal line, a limiting plate is fixedly mounted at the bottom of the baffle (5), the top of the limiting plate is in movable contact with the bottom of the transport case (4), a first groove (12) is formed in the inner wall of the top of the transport case (4), the top of the baffle (5) extends into the first groove (12) and is in movable contact with the inner wall of the top of the first groove (12), a trapezoidal block (13) is fixedly mounted on the inner wall of the top of the transport case (4), an inclined plane is formed at one side of the trapezoidal block (13), two positioning rods (14) are fixedly mounted between the inner walls of the two sides of the baffle (5), a same T-shaped moving rod (15) is slidably sleeved on the two positioning rods (14), a clamping rod (16) is fixedly mounted at one side of the T-shaped moving rod (15), one end of the clamping rod (16) extends into the first, the bottom of kelly (16) and the top movable contact of trapezoidal piece (13), the inclined plane looks adaptation of ball and trapezoidal piece (13), the one end of T shape carriage release lever (15) extend to transport case (4) outer and fixed mounting have the pull ring, fixed mounting has a plurality of second springs (17) between one side inner wall of T shape carriage release lever (15) and one side inner wall of baffle (5).
2. The deep water construction conveying equipment in the hydraulic engineering dam according to claim 1, wherein a first through hole is formed in one side inner wall of the U-shaped mounting frame (1), a first fixed pulley is rotatably mounted on the rear side inner wall of the first through hole, the pull rope (3) is located in the first through hole, the pull rope (3) is slidably connected with the top of the first fixed pulley, a second fixed pulley which is obliquely arranged is rotatably mounted on one side of the U-shaped mounting frame (1), and one side of the second fixed pulley is slidably connected with the pull rope (3).
3. The deep water construction transportation equipment in the hydraulic engineering dam as claimed in claim 1, wherein the transportation box (4) is provided with a mounting groove on the inner wall of the side away from the opening, the inner wall of the mounting groove is fixedly connected with the outer side of the insulation box (7), the inner wall of the bottom of the mounting groove is provided with a second through hole, the inner wall of the bottom of the insulation box (7) is provided with a third through hole communicated with the second through hole, the side wall of the third through hole is slidably connected with the outer side of the T-shaped insulation rod (10), a sealing ring is fixedly sleeved in the second through hole, and the inner side of the sealing ring is slidably connected with the outer side of the T-shaped insulation rod (10).
4. The deep water construction transportation equipment in the hydraulic engineering dam as claimed in claim 1, wherein the storage battery (8), the sound alarm, the first copper sheet (9) and the second copper sheet form a loop through the two first leads (6) and the second leads in sequence.
5. The deep water construction conveying equipment in the hydraulic engineering dam according to claim 1, wherein a first rectangular hole is formed in one side inner wall of the baffle plate (5), and the inner wall of the first rectangular hole is connected with the outer side of the clamping rod (16) in a sliding mode.
6. The deep water construction transportation equipment in the hydraulic engineering dam according to claim 1, wherein the front side and the rear side of the baffle plate (5) are respectively connected with the front side inner wall and the rear side inner wall of the transport case (4) in a sliding manner.
7. The deep water construction conveying equipment in the hydraulic engineering dam as claimed in claim 1, wherein two transverse plates are fixedly installed between the inner walls of the two sides of the U-shaped mounting frame (1), bearings are fixedly installed on the sides, close to each other, of the two transverse plates, the same rotating shaft is fixedly installed in the inner rings of the two bearings, a circular hole is formed in one side of the winding roller (2), the side wall of the circular hole is fixedly connected with the outer side of the rotating shaft, the front end of the rotating shaft extends out of one of the two transverse plates located on the front side and is fixedly provided with a rocking disc, a T-shaped bolt is tightly contacted with the front side of one transverse plate, and the rocking disc is in threaded sleeve connection with the T-shaped.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254183.0U CN211688037U (en) | 2020-03-05 | 2020-03-05 | Deep water construction transport equipment in hydraulic engineering dam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020254183.0U CN211688037U (en) | 2020-03-05 | 2020-03-05 | Deep water construction transport equipment in hydraulic engineering dam |
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| Publication Number | Publication Date |
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| CN211688037U true CN211688037U (en) | 2020-10-16 |
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| CN202020254183.0U Active CN211688037U (en) | 2020-03-05 | 2020-03-05 | Deep water construction transport equipment in hydraulic engineering dam |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140668A (en) * | 2022-07-22 | 2022-10-04 | 宋连杰 | Deep water construction conveying equipment in hydraulic engineering dam |
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2020
- 2020-03-05 CN CN202020254183.0U patent/CN211688037U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115140668A (en) * | 2022-07-22 | 2022-10-04 | 宋连杰 | Deep water construction conveying equipment in hydraulic engineering dam |
| CN115140668B (en) * | 2022-07-22 | 2023-08-01 | 宋连杰 | Deep water construction conveying equipment in hydraulic engineering dam |
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