CN215362577U - Cement pipe transportation fixing device - Google Patents
Cement pipe transportation fixing device Download PDFInfo
- Publication number
- CN215362577U CN215362577U CN202121534929.4U CN202121534929U CN215362577U CN 215362577 U CN215362577 U CN 215362577U CN 202121534929 U CN202121534929 U CN 202121534929U CN 215362577 U CN215362577 U CN 215362577U
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- bearing box
- cement pipe
- fixedly connected
- bearing
- carriage
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Abstract
The utility model discloses a cement pipe transportation and fixing device, which relates to the technical field of cement pipe transportation equipment and comprises a carriage, wherein a bearing box is arranged at the bottom of the carriage, a plurality of cement pipes are arranged at the top of the bearing box, a plurality of bearing partition plates are fixedly connected inside the bearing box, through holes and rotating holes are formed in one sides of the bearing partition plates, a plurality of double-headed lead screws are arranged inside the bearing box, the rotating directions of threads at two ends of the double-headed lead screws are opposite and are respectively screwed with a screw sleeve, and a lower guide rod is fixedly connected on the inner wall of one side of the bearing box. According to the utility model, the rotating handle drives the double-end screw rod to rotate, the outer fixing part is driven by the screw sleeve and the connecting rod to be close to and fix the cement pipe clamp, the telescopic rod is pulled down to enable the inner fixing part to descend into the cement pipe, each threaded pipe is rotated to enable the threaded pipe to drive the pressing plate to extend, the extrusion part is driven to fix the cement pipe from the inside, the single fixing mode is avoided due to the arrangement of the inner fixing part and the outer fixing part, and a better fixing effect is obtained.
Description
Technical Field
The utility model relates to the technical field of cement pipe transportation equipment, in particular to a cement pipe transportation fixing device.
Background
The cement pipe can be used for laying sewage pipe networks of cities, water supply pipe networks between cities and reservoirs and the like, and the cement pipe can produce great environmental pollution in the production process, so that the current cement pipe factory is built in the suburbs of the cities or remote development areas, so that the cement pipe needs to be transported by trucks to the construction site for laying, and jolts often in the transportation process, and the cement pipe fixing device needs to be arranged in a carriage for preventing the cement pipe from being damaged due to collision.
Current cement pipe fixing device simple structure, the function singleness is usually only with the vertical placement of cement pipe in the carriage bottom, and solid fixed ring of reuse or ordinary anchor clamps centre gripping are fixed, and this kind of fixed mode is too single, only fixes the cement pipe from outside somewhere, and fixed effect is not good, can't cushion the vibrations of carriage to cement pipe transmission simultaneously, consequently, for solving above-mentioned problem, we have proposed a cement pipe transportation fixing device.
SUMMERY OF THE UTILITY MODEL
An object of the present application is to provide a cement pipe transportation fixing device to solve the problems proposed in the above-mentioned background art.
In order to achieve the above purpose, the present application provides the following technical solutions: a cement pipe transportation and fixing device comprises a carriage, wherein a bearing box is arranged at the bottom of the carriage, a plurality of cement pipes are arranged at the top of the bearing box, a plurality of bearing clapboards are fixedly connected inside the bearing box, a through hole and a rotating hole are formed in one side of each bearing clapboard, a plurality of double-headed lead screws are arranged inside the bearing box, the two ends of each double-headed lead screw are oppositely screwed and are respectively screwed with screw sleeves, a lower guide rod is fixedly connected to the inner wall of one side of the bearing box, one end of each lower guide rod sequentially penetrates through the through holes and is fixedly connected to the inner wall of the other side of the bearing box, two upper guide rods are arranged in the carriage, the two ends of the two upper guide rods are respectively and fixedly connected to the inner walls of the two sides of the carriage, and a plurality of lower sliding sleeves and a plurality of upper sliding sleeves are respectively and slidably sleeved on the two lower guide rods and the two upper guide rods, it is a plurality of swivel nut, a plurality of lower sliding sleeve and a plurality of go up the position of sliding sleeve and correspond each other, it is a plurality of swivel nut, a plurality of equal fixedly connected with a plurality of connecting rods on the lower sliding sleeve, a plurality of long slide opening have been seted up on the top inner wall of bearing box, and are a plurality of run through respectively on the top of connecting rod a plurality of long slide opening and respectively with a plurality of go up sliding sleeve fixed connection, it is a plurality of the both ends lateral part of cement pipe all is equipped with two outer fixed parts, a plurality of telescopic links of fixedly connected with on the top inner wall in carriage, the bottom of a plurality of telescopic links extends to a plurality of respectively in the cement pipe and install interior fixed part.
Borrow by above-mentioned structure, the rotation that utilizes double-end lead screw drives two swivel nuts and is close to each other to it presss from both sides tightly fixedly with the upper and lower both ends of cement pipe with the help of the vice auto-lock nature of spiral to drive outer fixed part through the connecting rod, the setting of going up guide arm and lower guide arm is for carrying on spacingly to the motion of swivel nut, thereby make the motion of connecting rod and outer fixed part more steady, cement pipe's external fixation back, pull down the telescopic link, make the internal fixation portion descend to the inside of cement pipe, and then from the inside fixed cement pipe.
Preferably, the outer fixing part comprises a clamping plate and a mounting plate which are sleeved on two of the connecting rods, a plurality of thread grooves are formed in one side of the clamping plate, a plurality of threaded holes are formed in one side of the mounting plate, a plurality of butterfly screws are arranged on one side of the mounting plate, and one ends of the butterfly screws respectively penetrate through the threaded holes and respectively extend into the thread grooves.
Furthermore, through the arrangement of the clamping plate, the mounting plate, the thread groove, the threaded hole and the butterfly nut, the butterfly screw rod can be conveniently unscrewed to take the clamping plate and the mounting plate down, so that the clamping plates with different specifications can be replaced according to the size of the cement pipe.
Preferably, the interior fixed part include fixed connection in the connecting block of telescopic link bottom, a plurality of roll adjustment lead screws that the even fixed connection of lateral part of connecting block has are a plurality of equal spiro union on the roll adjustment lead screw has the screwed pipe, the one end of screwed pipe all rotates and is connected with a plurality of fixed plates, and is a plurality of the extrusion portion is all installed to one side of fixed plate.
Further, through the setting of connecting block, roll adjustment lead screw, screwed pipe, fixed plate and extrusion portion for rotate each screwed pipe and make the screwed pipe drive the clamp plate and extend, thereby drive the inner wall of extrusion portion and cement pipe and contact, from inside fixed cement pipe.
Preferably, the extrusion portion includes even fixed connection in a plurality of balance spring poles of fixed plate one side, and is a plurality of clamp plates of the equal fixedly connected with of one end of balance spring pole, one side of clamp plate all with the inner wall of cement pipe contacts.
Further, through the setting of balanced spring pole and clamp plate for a plurality of clamp plates can laminate the inner wall of cement pipe more, thereby make the interior fixed part obtain better stability, and avoid causing the damage because of the atress inequality to the inner wall of cement pipe, balanced spring pole can follow the horizontal direction and cushion the impact that the cement pipe receives.
Preferably, a plurality of the rotating holes are all rotatably connected with transmission shafts, and two ends of the transmission shafts are respectively fixedly connected with the double-end screw rods.
Furthermore, through the setting of transmission shaft, be convenient for transmit for other double-end lead screws through the rotation of the first double-end lead screw of transmission shaft to drive other double-end lead screws and rotate.
Preferably, a plurality of bearing spring rods are uniformly arranged between the bottom of the bearing box and the inner wall of the bottom of the carriage, and two ends of the plurality of bearing spring rods are respectively fixedly connected with the bottom of the bearing box and the carriage.
Furthermore, through the setting of bearing spring pole for the bearing spring pole can be followed vertical direction and cushioned the impact that the cement pipe receives.
Preferably, one end of one of the double-head screw rod is rotatably connected to the inner wall of one side of the bearing box, a straight hole is formed in the inner wall of the other side of the bearing box, and one end of the double-head screw rod penetrates through the straight hole and is fixedly connected with a rotating handle.
Furthermore, the double-end screw rod is convenient to rotate through the arrangement of the rotating handle.
In conclusion, the technical effects and advantages of the utility model are as follows:
1. according to the utility model, the double-end screw rod is driven to rotate through the rotating handle, the outer fixing parts are driven to mutually approach by utilizing the threaded sleeve and the connecting rod, the upper end and the lower end of the cement pipe are clamped and fixed by virtue of the self-locking property of the screw pair, the inner fixing part is lowered into the cement pipe by pulling down the telescopic rod, each threaded pipe is rotated to drive the pressing plate to extend, the extrusion part is driven to contact with the inner wall of the cement pipe, so that the cement pipe is fixed from the inside, and the arrangement of the inner fixing part and the outer fixing part avoids the single fixing mode, so that a better fixing effect is obtained;
2. according to the utility model, the bearing spring rod arranged at the bottom of the bearing box can buffer the impact and the vibration on the cement pipe in the vertical direction, the balance spring rod can buffer the impact and the vibration on the cement pipe in the horizontal direction, and the balance and the stability of the cement pipe in the transportation process are enhanced through the damping and buffering in the two directions; the cement pipe is prevented from being damaged due to vibration of the carriage;
3. according to the utility model, the clamping plate and the mounting plate are taken down by unscrewing the butterfly screw, the clamping plates with different specifications can be replaced according to the size of the cement pipe, the clamping plate is very convenient, and compared with a mode that a single plate is in contact with the cement pipe for fixing, the arrangement of the plurality of balance spring rods and the plurality of pressing plates enables the plurality of pressing plates to be more attached to the inner wall of the cement pipe, so that the inner fixing part obtains better stability, and the damage to the inner wall of the cement pipe caused by uneven stress is avoided.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the bearing box of the present invention;
FIG. 3 is a schematic view of an outer fixing portion according to the present invention;
FIG. 4 is a schematic view of an inner fixing portion according to the present invention.
In the figure: 1. a carriage; 2. a bearing box; 3. a load-bearing spring bar; 4. a cement pipe; 5. a double-end screw rod; 6. a drive shaft; 7. a threaded sleeve; 8. a load-bearing partition plate; 9. a lower guide rod; 10. a lower sliding sleeve; 11. an upper guide rod; 12. an upper sliding sleeve; 13. a connecting rod; 14. a splint; 15. mounting a plate; 16. a butterfly screw; 17. a telescopic rod; 18. adjusting a distance screw rod; 19. a threaded pipe; 20. a fixing plate; 21. a balancing spring rod; 22. and (7) pressing a plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): referring to fig. 1-4, a cement pipe transportation and fixing device comprises a carriage 1, wherein a bearing box 2 is arranged at the bottom of the carriage 1, and the bearing box 2 can be any one of the prior art boxes, such as a metal box.
The top of bearing case 2 is equipped with a plurality of cement pipes 4, and the inside fixedly connected with of bearing case 2 has a plurality of bearing baffle 8, and bearing baffle 8 can be among the prior art arbitrary straight board, for example the straight board of metal. A plurality of bearing clapboards 8 are all fixedly connected with the inner wall of the bearing box 2 through welding.
Through-hole and commentaries on classics hole have all been seted up to one side of a plurality of bearing baffles 8, and the inside of bearing case 2 is equipped with a plurality of double-end lead screws 5, and double-end lead screw 5 can be any double-end lead screw among the prior art, for example metal double-end lead screw.
The thread turning directions of the two ends of the double-end screw rods 5 are opposite and are respectively connected with the thread sleeves 7 in a threaded mode, and the thread sleeves 7 can be any one of the thread sleeves in the prior art, such as metal thread sleeves.
The inner wall of one side of the bearing box 2 is fixedly connected with a lower guide rod 9, one end of the lower guide rod 9 penetrates through the through holes in sequence and is fixedly connected to the inner wall of the other side of the bearing box 2, and the lower guide rod 9 can be any straight rod in the prior art, such as a metal straight rod. Both ends of the lower guide rod 9 are fixedly connected with the inner walls of the two sides of the bearing box 2 through welding
Be equipped with two upper guide arms 11 in the carriage 1, two upper guide arms 11's both ends difference fixed connection is on carriage 1's both sides inner wall, slide respectively on two lower guide arms 9 and two upper guide arms 11 and cup jointed a plurality of lower sliding sleeves 10 and a plurality of upper sliding sleeve 12, a plurality of swivel nut 7, a plurality of lower sliding sleeves 10 and a plurality of upper sliding sleeve 12's position correspond each other, a plurality of swivel nut 7, equal fixedly connected with a plurality of connecting rods 13 on a plurality of lower sliding sleeves 10, a plurality of long sliding holes have been seted up on bearing box 2's the top inner wall, a plurality of long sliding holes are run through respectively on a plurality of connecting rods 13's top and respectively with a plurality of upper sliding sleeve 12 fixed connection, a plurality of cement pipe 4's both ends lateral part all is equipped with two outer fixed parts, a plurality of telescopic links 17 of fixedly connected with on carriage 1's the top inner wall, a plurality of telescopic links 17's bottom extends to respectively and installs interior fixed part in a plurality of cement pipe 4.
Borrow by above-mentioned structure, it is close to each other to drive two swivel nuts 7 through rotating double-end lead screw 5, thereby it also is close to each other with lower sliding sleeve 10 to drive two upper sliding sleeves 12 through connecting rod 13 and outer fixed part, the setting of upper guide arm 11 and lower guide arm 9 is in order to carry on spacingly to the motion of swivel nut 7, thereby make the motion of connecting rod 13 and outer fixed part more steady, outer fixed part is fixed with the upper and lower both ends clamp of cement pipe 4 tightly with the help of the vice auto-lock nature of spiral under the drive of connecting rod 13, cement pipe 4's external fixation back, pull down telescopic link 17, make the inside of internal fixation portion drop to cement pipe 4, and then from inside fixed cement pipe 4.
As a preferred embodiment of this embodiment, the outer fixing portion includes a clamping plate 14 and a mounting plate 15 sleeved on two of the connecting rods 13, a plurality of thread grooves are opened on one side of the clamping plate 14, a plurality of threaded holes are opened on one side of the mounting plate 15, a plurality of butterfly screws 16 are arranged on one side of the mounting plate 15, and one ends of the butterfly screws 16 respectively penetrate through the threaded holes and respectively extend into the thread grooves.
As a preferred embodiment of this embodiment, the internal fixation portion includes the connecting block of fixed connection in telescopic link 17 bottom, a plurality of roll adjustment lead screws 18 that the even fixed connection of lateral part of connecting block has, all the spiro union has screwed pipe 19 on a plurality of roll adjustment lead screws 18, the one end of screwed pipe 19 is all rotated and is connected with a plurality of fixed plates 20, the extrusion portion is all installed to one side of a plurality of fixed plates 20, the benefit that sets up like this, it makes screwed pipe 19 drive clamp plate 22 extend to rotate each screwed pipe 19, thereby it contacts with the inner wall of cement pipe 4 to drive the extrusion portion, from inside fixed cement pipe 4.
As a preferred implementation mode of this embodiment, the extrusion portion includes a plurality of balance spring poles 21 of even fixed connection in fixed plate 20 one side, a plurality of clamp plates 22 of the equal fixedly connected with in one end of a plurality of balance spring poles 21, one side of clamp plate 22 all contacts with the inner wall of cement pipe 4, the benefit that sets up like this is, compare in the fixed mode of single plate contact cement pipe 4, the setting of a plurality of balance spring poles 21 and a plurality of clamp plates 22 makes a plurality of clamp plates 22 can laminate the inner wall of cement pipe 4 more, thereby make the interior fixed part obtain better stability, and avoid causing the damage because of the atress inequality to the inner wall of cement pipe 4.
As a preferred embodiment of this embodiment, all be connected with transmission shaft 6 in a plurality of bull eyes, the both ends of a plurality of transmission shafts 6 respectively with a plurality of double-end lead screw 5 fixed connection, the benefit of setting up like this is that transmission shaft 6 can transmit the rotation of first double-end lead screw 5 for other double-end lead screw 5 to drive other double-end lead screw 5 and rotate.
As a preferred implementation manner of this embodiment, a plurality of bearing spring rods 3 are uniformly arranged between the bottom of the bearing box 2 and the inner wall of the bottom of the carriage 1, and two ends of the plurality of bearing spring rods 3 are respectively fixedly connected with the bottom of the bearing box 2 and the carriage 1, so that the advantage of this arrangement is that the bearing spring rods 3 can buffer the impact on the cement pipe 4 in the vertical direction.
As a preferred embodiment of this embodiment, one end of one of them double-end lead screw 5 is rotated and is connected on one side inner wall of bearing box 2, has seted up the straight hole on the opposite side inner wall of bearing box 2, and one end of one of them double-end lead screw 5 runs through straight hole and fixedly connected with turning handle, and the benefit that sets up like this can conveniently drive double-end lead screw 5 and rotate through the turning handle.
This practical theory of operation: when the cement pipe 4 is to be fixed in the transportation process, the cement pipe 4 is vertically placed on the bearing box 2, the first double-headed screw 5 is rotated through the rotating handle, the first double-headed screw 5 drives other double-headed screws 5 to rotate through the plurality of transmission shafts 6, and because the two screw threads at the two ends of the double-headed screw 5 are arranged in opposite directions, two screw sleeves 7 on the same double-headed screw 5 can approach each other, so that two upper sliding sleeves 12 and two lower sliding sleeves 10 are driven to approach each other through the connecting rod 13 and the outer fixing part, the upper guide rod 11 and the lower guide rod 9 are arranged to limit the movement of the screw sleeves 7, so that the movement of the connecting rod 13 and the outer fixing part is more stable, the outer fixing part clamps and fixes the upper and lower ends of the cement pipe 4 by virtue of the self-locking property of the screw pair under the driving of the connecting rod 13, and can take down the clamping plate 14 and the mounting plate 15 by unscrewing the butterfly screw 16, therefore, the clamping plates 14 with different specifications can be replaced according to the size of the cement pipe 4, which is very convenient, after the cement pipe 4 is fixed on the outside, the telescopic rod 17 is pulled down to make the internal fixing part descend to the inside of the cement pipe 4, each threaded pipe 19 is rotated to make the threaded pipe 19 drive the pressing plate 22 to extend, thereby driving the extrusion part to contact with the inner wall of the cement pipe 4, fixing the cement pipe 4 from the inside, compared with the mode that a single plate contacts with the cement pipe 4 for fixing, the arrangement of the plurality of balance spring rods 21 and the plurality of pressure plates 22 enables the plurality of pressure plates 22 to be more attached to the inner wall of the cement pipe 4, thereby make the interior fixed part obtain better stability to avoid causing the damage to the inner wall of cement pipe 4 because of the atress inequality, bearing spring beam 3 and balanced spring beam 21 can cushion the impact that cement pipe 4 receives from two directions, make the equilibrium of cement pipe 4 in the transportation obtain the reinforcing.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the utility model.
Claims (7)
1. The utility model provides a cement pipe transportation fixing device, includes carriage (1), its characterized in that: the bottom of the carriage (1) is provided with a bearing box (2), the top of the bearing box (2) is provided with a plurality of cement pipes (4), the inside of the bearing box (2) is fixedly connected with a plurality of bearing clapboards (8), one side of the bearing clapboards (8) is provided with a through hole and a rotating hole, the inside of the bearing box (2) is provided with a plurality of double-end lead screws (5), the two ends of the double-end lead screws (5) are oppositely arranged in screw thread rotating direction and are respectively screwed with a screw sleeve (7), the inner wall of one side of the bearing box (2) is fixedly connected with a lower guide rod (9), one end of the lower guide rod (9) sequentially penetrates through the through holes and is fixedly connected on the inner wall of the other side of the bearing box (2), two upper guide rods (11) are arranged in the carriage (1), the two ends of the upper guide rods (11) are respectively fixedly connected on the inner walls of the two sides of the carriage (1), a plurality of lower sliding sleeves (10) and a plurality of upper sliding sleeves (12) are respectively sleeved on the two lower guide rods (9) and the two upper guide rods (11) in a sliding manner, the positions of the plurality of screw sleeves (7), the plurality of lower sliding sleeves (10) and the plurality of upper sliding sleeves (12) are corresponding to each other, a plurality of connecting rods (13) are fixedly connected on the plurality of screw sleeves (7) and the plurality of lower sliding sleeves (10), a plurality of long sliding holes are formed in the inner wall of the top of the bearing box (2), the top ends of the connecting rods (13) penetrate through the long sliding holes respectively and are fixedly connected with the upper sliding sleeves (12) respectively, two outer fixing parts are arranged on the side parts of two ends of the cement pipes (4), a plurality of telescopic rods (17) are fixedly connected on the inner wall of the top of the carriage (1), the bottom ends of the telescopic rods (17) extend into the cement pipes (4) respectively and are provided with inner fixing parts.
2. The cement pipe transportation and fixation device as claimed in claim 1, wherein: the outer fixing portion comprises a clamping plate (14) and a mounting plate (15) which are sleeved on two of the connecting rods (13), a plurality of thread grooves are formed in one side of the clamping plate (14), a plurality of thread holes are formed in one side of the mounting plate (15), a plurality of butterfly screws (16) are arranged on one side of the mounting plate (15), and one ends of the butterfly screws (16) penetrate through the thread holes respectively and extend into the thread grooves respectively.
3. The cement pipe transportation and fixation device as claimed in claim 1, wherein: the interior fixed part include fixed connection in the connecting block of telescopic link (17) bottom, a plurality of roll adjustment lead screw (18) that the even fixed connection of lateral part of connecting block has, and is a plurality of equal spiro union has screwed pipe (19) on roll adjustment lead screw (18), the one end of screwed pipe (19) is all rotated and is connected with a plurality of fixed plates (20), and is a plurality of the extrusion portion is all installed to one side of fixed plate (20).
4. The cement pipe transportation and fixation device as claimed in claim 3, wherein: the extrusion portion includes even fixed connection in a plurality of balance spring pole (21) of fixed plate (20) one side, and is a plurality of the equal fixedly connected with a plurality of clamp plates (22) of one end of balance spring pole (21), one side of clamp plate (22) all with the inner wall of cement pipe (4) contacts.
5. The cement pipe transportation and fixation device as claimed in claim 1, wherein: it is a plurality of all rotate in the bull eye and be connected with transmission shaft (6), it is a plurality of the both ends of transmission shaft (6) respectively with a plurality of double-end lead screw (5) fixed connection.
6. The cement pipe transportation and fixation device as claimed in claim 1, wherein: the bearing box is characterized in that a plurality of bearing spring rods (3) are uniformly arranged between the bottom of the bearing box (2) and the inner wall of the bottom of the carriage (1), and the two ends of each bearing spring rod (3) are fixedly connected with the bottom of the bearing box (2) and the carriage (1) respectively.
7. The cement pipe transportation and fixation device as claimed in claim 1, wherein: one of them the one end of double-end lead screw (5) is rotated and is connected on the inner wall of one side of bearing box (2), seted up the straight hole on the opposite side inner wall of bearing box (2), one of them the one end of double-end lead screw (5) is run through straight hole and fixedly connected with turning handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121534929.4U CN215362577U (en) | 2021-07-07 | 2021-07-07 | Cement pipe transportation fixing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121534929.4U CN215362577U (en) | 2021-07-07 | 2021-07-07 | Cement pipe transportation fixing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215362577U true CN215362577U (en) | 2021-12-31 |
Family
ID=79607622
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121534929.4U Expired - Fee Related CN215362577U (en) | 2021-07-07 | 2021-07-07 | Cement pipe transportation fixing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215362577U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117799969A (en) * | 2024-03-01 | 2024-04-02 | 江苏海曼重工科技有限公司 | Container convenient for loading and unloading goods |
-
2021
- 2021-07-07 CN CN202121534929.4U patent/CN215362577U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117799969A (en) * | 2024-03-01 | 2024-04-02 | 江苏海曼重工科技有限公司 | Container convenient for loading and unloading goods |
| CN117799969B (en) * | 2024-03-01 | 2024-05-07 | 江苏海曼重工科技有限公司 | Container convenient for loading and unloading goods |
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Granted publication date: 20211231 |