CN112849697A - Conveniently-stored coil storage device and use method thereof - Google Patents
Conveniently-stored coil storage device and use method thereof Download PDFInfo
- Publication number
- CN112849697A CN112849697A CN202110065780.8A CN202110065780A CN112849697A CN 112849697 A CN112849697 A CN 112849697A CN 202110065780 A CN202110065780 A CN 202110065780A CN 112849697 A CN112849697 A CN 112849697A
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/103—V-shaped elements, e.g. racks, protuberances projecting from a supporting surface, supporting the articles locally at its sides
- B65D25/105—V-shaped elements, e.g. racks, protuberances projecting from a supporting surface, supporting the articles locally at its sides and retaining it by snap-action, e.g. clips
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D25/00—Details of other kinds or types of rigid or semi-rigid containers
- B65D25/02—Internal fittings
- B65D25/10—Devices to locate articles in containers
- B65D25/106—Elements projecting into a recess or through a hole in the articles
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Electromagnets (AREA)
- Packaging Of Annular Or Rod-Shaped Articles, Wearing Apparel, Cassettes, Or The Like (AREA)
Abstract
The invention relates to the field of coil storage equipment, in particular to a coil storage device convenient to store and a using method thereof, wherein the coil storage device comprises a storage body, wherein the storage body is provided with a plurality of through holes, two clamping plates are arranged in the through holes, and a winding core body is pressed downwards in the process of sequentially embedding coils into the through holes; the two clamping plates are attached to two sides of the lower end of the clew under the action of the traction plate by utilizing the mounting plate, so that the two clamping plates can fix the lower end of the clew; the mounting plates on the two clamping plates are fixed after moving downwards under the action of the electromagnetic plate by the embedded plates, so that the two clamping plates keep a clamping state and fix the lower end of the coil; so far, a coil of wire corresponds the embedding and places in a through-hole, it is comparatively convenient to accomodate the coil of wire like this, and the coil of wire embedding is placed in a through-hole back, does decurrent pressure to the coil of wire, makes the coil of wire fix in the through-hole, and the coil of wire of accomodating like this obtains fixedly can not askew seven turn round eight.
Description
Technical Field
The invention relates to the field of coil storage equipment, in particular to a coil storage device convenient to store and a using method thereof.
Background
The existing clew color that is used for making up clothing is more, for this reason mostly uses to place the platform and accomodate the clew at placing the bench, and the current platform of placing can separate into the check, then accomodate the clew in the check, lead to accomodating the clew of good clew and not fixed can be askew seven turn round eight, make and place the platform directly perceived and can have a bit in disorder, inconvenient when taking the clew, and if make used clew if directly place in the check, make the clew scatter more easily.
Disclosure of Invention
The invention provides a coil storage device convenient to store and a using method thereof, which aim to solve the problem that a coil stored in the prior art is not fixed.
The invention adopts the following technical scheme: a conveniently-stored coil storage device comprises a storage body 1, wherein a plurality of through holes 2 are formed in the top surface of the storage body 1, fixed frames 21 are mounted at the middle ends of the inner sides of the through holes 2, a distance is reserved between each fixed frame 21 and the inner wall of each through hole 2, a partition plate 212 is arranged at the position, close to an opening 211, of the upper end of each fixed frame 21, and the bottom of a loop bar 22 arranged at the upper end of each fixed frame 21 is attached to the corresponding partition plate 212;
two clamping plates 23 are arranged on the inner sides of the through holes 2, the two clamping plates 23 are located on two sides of the fixed frame 21 and are spaced apart from each other, connecting plates 24 are mounted at the bottoms of the two clamping plates 23, two traction plates 25 are connected to opposite sides of the two connecting plates 24, one ends of the traction plates 25 are rotatably connected with the connecting plates 24 through first rotating shafts 26, and the other ends of the traction plates 25 are movably connected with mounting plates 28 arranged in the fixed frame 21 through second rotating shafts 27;
the bottom of the mounting plate 28 is provided with an embedded plate 29, and the bottom surface of the embedded plate 29 is provided with a first contact 210;
the bottom of the fixed frame 21 is provided with a mounting groove 213, a storage battery 214 is mounted in the mounting groove 213, a second contact 215 arranged on the storage battery 214 is attached to the first contact 210, electromagnetic plates 216 are mounted on two sides of the inner wall of the mounting groove 213, and the electromagnetic plates 216 are adsorbed on two sides of the mounting plate 28; the electromagnetic plate 216 is electrically connected with the storage battery 214;
the top of mounting panel 28 is equipped with recess 217, nested in the recess 217 has roof 218, the bottom of the movable plate 219 that is equipped with in through-hole 2 is installed to roof 218, spring 220 is all installed at the top surface both ends of movable plate 219, spring 220 fixed connection is on the fixed plate 221 that fixed frame 21 both sides were equipped with.
As a further improvement, the traction plate 25 is connected between the connection plate 24 and the mounting plate 28, the traction plate 25 being inclined.
As a further improvement, the moving plate 219 is composed of a transverse plate 222 and two flaps 223, the transverse plate 222 passes through slide holes 224 provided on both sides of the fixed frame 21, and both ends of the plate 222 are connected to the flaps 223.
As a further improvement, the mounting plate 28 is made of an iron block.
As a further improvement, the bottom of the connecting plate 24 is attached to both sides of the top surface of the lower end of the fixing frame 21.
A use method of a conveniently-stored coil storage device comprises the following steps:
firstly, placing coils to be stored in the through holes 2 in sequence, sleeving the loop bars 22 in the through holes 2 in the coil core bodies 4 on the coils in the process, enabling the bottom surfaces of the coil core bodies 4 to be attached to the top surface of the moving plate 219, and then pressing the coil core bodies 4 downwards;
secondly, in the process of pressing the winding core body 4 downwards, the winding core body 4 moves downwards after being stressed, so that the moving plate 219 moves downwards after being pressed downwards, and in the process of moving the moving plate 219 downwards, the top plate 218 of the bottom surface of the moving plate 219 is embedded into the groove 217 of the top of the mounting plate 28;
thirdly, after the top plate 218 is embedded into the groove 217, the moving plate 219 can drive the mounting plate 28 to move downwards while moving downwards, in the process that the mounting plate 28 moves downwards, one end of each of the traction plates 25 on two sides of the mounting plate 28 moves downwards, so that the other end of each of the traction plates 25 swings upwards, and when the end of each of the traction plates 25 connected with the connecting plate 24 swings upwards, the connecting plate 24 drives the two clamping plates 23 to swing upwards, so that the two clamping plates 23 are attached to two sides of the lower end of the coil, and the two clamping plates 23 fix the lower end of the coil;
fourthly, in the process that the mounting plate 28 moves downwards, the embedded plate 29 at the bottom of the mounting plate 28 also moves downwards and is embedded into the mounting groove 213, meanwhile, the first contact 210 on the embedded plate 29 is contacted with the second contact 215, so that the electromagnetic plate 216 starts to be electrified, and the electromagnetic plate 216 generates adsorption force after being electrified, so that the electromagnetic plate 216 is adsorbed to the two sides of the mounting plate 28, and the mounting plate 28 is fixed after moving downwards.
From the above description of the structure of the present invention, compared with the prior art, the present invention has the following advantages: the structure is provided with a plurality of through holes 2, fixing frames 21 with loop bars 22 are installed in the through holes 2, the fixing frames 21 are spaced from the inner walls of the through holes 2, so that the loop bars 22 and the fixing frames 21 can be nested in the winding core body 4 when the winding core body 4 is embedded into the through holes 2 from top to bottom, two clamping plates 23 are also arranged in the through holes 2, the two clamping plates 23 are positioned on two sides of the fixing frames 21 and spaced, and downward pressure is applied to the winding core body 4 in the process of sequentially embedding the coils into the through holes 2; the moving plate 219 is pressed downwards and drives the mounting plate 28 to move downwards through the top plate 218, the two clamping plates 23 are attached to two sides of the lower end of the coil by the two clamping plates 23 under the action of the traction plate 25 through the mounting plate 28, and therefore the two clamping plates 23 fix the lower end of the coil; the mounting plates 28 on the two clamping plates 23 are fixed after the mounting plates 28 move downwards under the action of the electromagnetic plate 216 by using the embedded plates 29, so that the two clamping plates 23 keep a clamping state and fix the lower end of the coil; so far, a clew corresponds the embedding and places in a through-hole 2, it is comparatively convenient to accomodate the clew like this, and the clew embedding is placed in a through-hole 2 back, does decurrent pressure to the clew, makes the clew fix in through-hole 2, and the clew of can not askew seven twists with eight is obtained fixedly to the clew of accomodating like this.
Drawings
FIG. 1 is a schematic view of the structure of the storage body of the present invention.
Fig. 2 is a schematic structural view of the coil wire of the present invention stored in the storage body.
FIG. 3 is a schematic cross-sectional view of a coil wire accommodated in a storage body according to the present invention.
FIG. 4 is an enlarged view of A in FIG. 3 according to the present invention.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1-4, a coil storage device convenient for storage comprises a storage body 1, wherein the top surface of the storage body 1 is provided with a plurality of through holes 2, the middle ends of the inner sides of the through holes 2 are respectively provided with a fixing frame 21, the fixing frame 21 is spaced from the inner walls of the through holes 2, when a coil core body 4 is embedded into the through holes 2 from top to bottom, the fixing frame 21 can be nested in the coil core body 4 by the coil core body 4, a partition plate 212 is arranged at the position, close to an opening 211, of the upper end of the fixing frame 21, and the bottom of a loop bar 22 arranged at the upper end of the fixing frame 21 is attached to the top surface of the partition; the loop bar 22 is fixed on the top surface of the partition 212 by bonding, the diameter of the loop bar 22 is smaller than that of the winding core body 4 in a general coil, and the loop bar 22 acts on the wire of the winding core body 4, so that the loop bar 22 and the fixing frame 21 can be nested in the winding core body 4 when the winding core body 4 is embedded into the through hole 2 from top to bottom.
The inboard of through-hole 2 all is equipped with two splint 23, two splint 23 all are located the both sides of fixed frame 21 and leave the distance, roll up core body 4 with fixed frame 21 nestification in rolling up core body 4 time, two splint 23 are located the both sides of rolling up the core body 4 lower extreme respectively. Two connecting plate 24 is all installed to the bottom of splint 23, two all be connected with two traction plates 25 on the opposite side of connecting plate 24, the one end of traction plate 25 is connected with connecting plate 24 through first pivot 26 is rotated, and the bottom of this connecting plate 24 all laminates with the top surface both sides of fixed frame 21 lower extreme mutually, and connecting plate 24 vertically stands on the top surface of fixed frame 21 lower extreme, makes connecting plate 24 can not the downstream. The other end of the traction plate 25 is movably connected with a mounting plate 28 arranged in the fixed frame 21 through a second rotating shaft 27, and the mounting plate 28 is made of iron blocks. The traction plate 25 is connected between the connection plate 24 and the mounting plate 28 such that the traction plate 25 is inclined.
As shown in fig. 3 and 4, the bottom of the mounting plate 28 is mounted with an embedded plate 29, and a first contact 210 is arranged on the bottom surface of the embedded plate 29; the bottom of the fixed frame 21 is provided with a mounting groove 213, a storage battery 214 is mounted in the mounting groove 213, a second contact 215 arranged on the storage battery 214 is attached to the first contact 210, electromagnetic plates 216 are mounted on two sides of the inner wall of the mounting groove 213, and the electromagnetic plates 216 are adsorbed on two sides of the mounting plate 28; the electromagnetic plate 216 is electrically connected with the storage battery 214; . The top of the mounting plate 28 is provided with a groove 217, the groove 217 is nested with a top plate 218, the top plate 218 is mounted at the bottom of a moving plate 219 arranged in the through hole 2, the moving plate 219 is composed of a transverse plate 222 and two folded plates 223, the transverse plate 222 passes through sliding holes 224 arranged at two sides of the fixed frame 21, and two ends of the transverse plate 222 are connected with the folded plates 223, so that the moving plate 219 can move along the sliding holes 224. The spring 220 is installed at both ends of the top surface of the moving plate 219, the spring 220 is fixedly connected to the fixing plates 221 arranged at both sides of the fixing frame 21, the spring 220 performs a limiting effect on the moving plate 219, and in the moving process of the moving plate 219, the moving plate 219 cannot deviate from the position by the elasticity of the spring 220, and can reset after the moving plate 219 moves under the restoring force of the spring 220.
As shown in fig. 1 to 4, a method for using a coil storage device convenient for storage includes the following steps:
firstly, placing coils to be stored in the through holes 2 in sequence, sleeving the loop bars 22 in the through holes 2 in the coil core bodies 4 on the coils in the process, enabling the bottom surfaces of the coil core bodies 4 to be attached to the top surface of the moving plate 219, and then pressing the coil core bodies 4 downwards;
secondly, in the process of pressing the winding core body 4 downwards, the winding core body 4 moves downwards after being stressed, so that the moving plate 219 moves downwards after being pressed downwards, and in the process of moving the moving plate 219 downwards, the top plate 218 of the bottom surface of the moving plate 219 is embedded into the groove 217 of the top of the mounting plate 28;
thirdly, after the top plate 218 is embedded into the groove 217, the moving plate 219 can drive the mounting plate 28 to move downwards while moving downwards, in the process that the mounting plate 28 moves downwards, one end of each of the traction plates 25 on two sides of the mounting plate 28 moves downwards, so that the other end of each of the traction plates 25 swings upwards, and when the end of each of the traction plates 25 connected with the connecting plate 24 swings upwards, the connecting plate 24 drives the two clamping plates 23 to swing upwards, so that the two clamping plates 23 are attached to two sides of the lower end of the coil, and the two clamping plates 23 fix the lower end of the coil;
fourthly, in the process that the mounting plate 28 moves downwards, the embedded plate 29 at the bottom of the mounting plate 28 also moves downwards and is embedded into the mounting groove 213, meanwhile, the first contact 210 on the embedded plate 29 is contacted with the second contact 215, so that the electromagnetic plate 216 starts to be electrified, and the electromagnetic plate 216 generates adsorption force after being electrified, so that the electromagnetic plate 216 is adsorbed to the two sides of the mounting plate 28, and the mounting plate 28 is fixed after moving downwards.
So far, a clew corresponds the embedding and places in a through-hole 2, it is comparatively convenient to accomodate the clew like this, and the clew embedding is placed in a through-hole 2 back, does decurrent pressure to the clew, makes the clew fix in through-hole 2, and the clew of can not askew seven twists with eight is obtained fixedly to the clew of accomodating like this.
The above description is only an embodiment of the present invention, but the design concept of the present invention is not limited thereto, and any insubstantial modifications made by using the design concept should fall within the scope of infringing the present invention.
Claims (6)
1. A conveniently-stored clew storage device comprises a storage body, wherein a plurality of through holes are formed in the top surface of the storage body, fixed frames are mounted at the middle ends of the inner sides of the through holes, a distance is reserved between each fixed frame and the inner wall of each through hole, a partition plate is arranged at the position, close to an opening, of the upper end of each fixed frame, and the bottom of a loop bar arranged at the upper end of each fixed frame is attached to the partition plate; the inner sides of the through holes are respectively provided with two clamping plates, the two clamping plates are positioned on two sides of the fixed frame and are spaced apart from each other, connecting plates are respectively arranged at the bottoms of the two clamping plates, two traction plates are respectively connected to opposite sides of the two connecting plates, one ends of the traction plates are rotatably connected with the connecting plates through first rotating shafts, and the other ends of the traction plates are movably connected with mounting plates arranged in the fixed frame through second rotating shafts; an embedded plate is installed at the bottom of the installation plate, and a first contact is arranged on the bottom surface of the embedded plate; the bottom of the fixing frame is provided with a mounting groove, a storage battery is mounted in the mounting groove, a second contact arranged on the storage battery is attached to the first contact, electromagnetic plates are mounted on two sides of the inner wall of the mounting groove, and the electromagnetic plates are adsorbed to two sides of the mounting plate; the electromagnetic plate is electrically connected with the storage battery; the top of mounting panel is equipped with the recess, nested in the recess has the roof, the bottom at the movable plate that is equipped with in the through-hole is installed to the roof, the spring is all installed at the top surface both ends of movable plate, spring fixed connection is on the fixed plate that fixed frame both sides were equipped with.
2. A coil storage device for facilitating storage according to claim 1, wherein: the traction plate is connected between the connecting plate and the mounting plate and is inclined.
3. A coil storage device for facilitating storage according to claim 1, wherein: the movable plate comprises horizontal board and two folded plates, the horizontal board passes the slide opening that fixed frame both sides were equipped with, and should be connected with the folded plate to the both ends of board.
4. A coil storage device for facilitating storage according to claim 1, wherein: the mounting plate is made of an iron block.
5. A coil storage device for facilitating storage according to claim 1, wherein: the bottom of the connecting plate is attached to two sides of the top surface of the lower end of the fixing frame.
6. A use method of a conveniently-stored coil storage device comprises the following steps: firstly, placing coils to be stored in a through hole in sequence, sleeving a sleeve rod in the through hole in a coil core body on the coils in the process, enabling the bottom surface of the coil core body to be attached to the top surface of a moving plate, and then applying downward pressure to the coil core body; secondly, in the process of downward pressure on the winding core body, the winding core body moves downward after being stressed, so that the moving plate moves downward under the downward pressure, and in the process of downward movement of the moving plate, a top plate on the bottom surface of the moving plate is embedded into a groove in the top of the mounting plate; thirdly, after the top plate is embedded into the groove, the mounting plate can be driven to move downwards while the moving plate moves downwards, in the process that the mounting plate moves downwards, one ends of the traction plates on two sides of the mounting plate move downwards, so that the other ends of the traction plates swing upwards, and when one end of the traction plate, which is connected with the connecting plate, swings upwards, the connecting plate drives the two clamping plates to swing upwards, so that the two clamping plates are attached to two sides of the lower end of the thread ball, and the two clamping plates fix the lower end of the thread ball; and fourthly, in the process that the mounting plate moves downwards, the embedded plate at the bottom of the mounting plate also moves downwards and is embedded into the mounting groove, and meanwhile, the first contact on the embedded plate is contacted with the second contact, so that the electromagnetic plate starts to be electrified, and the electromagnetic plate generates adsorption force after being electrified, so that the electromagnetic plate is adsorbed to the two sides of the mounting plate, and the mounting plate is fixed after moving downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110065780.8A CN112849697B (en) | 2021-01-19 | 2021-01-19 | Conveniently-stored coil storage device and using method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110065780.8A CN112849697B (en) | 2021-01-19 | 2021-01-19 | Conveniently-stored coil storage device and using method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112849697A true CN112849697A (en) | 2021-05-28 |
| CN112849697B CN112849697B (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110065780.8A Active CN112849697B (en) | 2021-01-19 | 2021-01-19 | Conveniently-stored coil storage device and using method |
Country Status (1)
| Country | Link |
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| CN (1) | CN112849697B (en) |
Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1544983A (en) * | 1975-05-05 | 1979-04-25 | Anic Spa | Packages of yarn spools or yarn cops |
| DE9000306U1 (en) * | 1990-01-12 | 1990-02-22 | Agfa-Gevaert Ag, 5090 Leverkusen | Packaging for winding cores |
| WO1993000278A1 (en) * | 1991-06-26 | 1993-01-07 | Rhone Poulenc Fibres | Device for transporting and storing reels of yarn |
| US5346065A (en) * | 1993-02-11 | 1994-09-13 | Minnesota Mining And Manufacturing Company | Media shipping container |
| US6776283B1 (en) * | 2002-02-04 | 2004-08-17 | Fred Drexler | Portable display and storage case |
| CN201574283U (en) * | 2009-12-11 | 2010-09-08 | 李双喜 | Domestic sewing box |
| CN106103323A (en) * | 2014-03-11 | 2016-11-09 | 林肯环球股份有限公司 | Welding-wire coil is packed |
| CN205711217U (en) * | 2016-03-20 | 2016-11-23 | 刘雯 | A kind of textile strand cylinder rack of convenient dismounting |
| CN109160055A (en) * | 2018-09-26 | 2019-01-08 | 潘怀旭 | A kind of aluminium alloy web-like silk screen storage and transportation device |
| CN210083953U (en) * | 2019-05-21 | 2020-02-18 | 江苏华谷新材料有限公司 | Storage device is used in soft packet of plastic-aluminum complex film production of lithium ion battery |
| CN210593427U (en) * | 2019-09-23 | 2020-05-22 | 安徽坤强无纺布有限公司 | Winding storage device of non-woven fabrics |
| CN211443243U (en) * | 2019-11-18 | 2020-09-08 | 济宁医学院附属医院 | Place stable hasp formula kit |
| CN211593674U (en) * | 2019-12-27 | 2020-09-29 | 天津市平发大件运输有限公司 | Fixing device for roll-shaped cargo transportation |
-
2021
- 2021-01-19 CN CN202110065780.8A patent/CN112849697B/en active Active
Patent Citations (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1544983A (en) * | 1975-05-05 | 1979-04-25 | Anic Spa | Packages of yarn spools or yarn cops |
| DE9000306U1 (en) * | 1990-01-12 | 1990-02-22 | Agfa-Gevaert Ag, 5090 Leverkusen | Packaging for winding cores |
| WO1993000278A1 (en) * | 1991-06-26 | 1993-01-07 | Rhone Poulenc Fibres | Device for transporting and storing reels of yarn |
| US5346065A (en) * | 1993-02-11 | 1994-09-13 | Minnesota Mining And Manufacturing Company | Media shipping container |
| US6776283B1 (en) * | 2002-02-04 | 2004-08-17 | Fred Drexler | Portable display and storage case |
| CN201574283U (en) * | 2009-12-11 | 2010-09-08 | 李双喜 | Domestic sewing box |
| CN106103323A (en) * | 2014-03-11 | 2016-11-09 | 林肯环球股份有限公司 | Welding-wire coil is packed |
| CN205711217U (en) * | 2016-03-20 | 2016-11-23 | 刘雯 | A kind of textile strand cylinder rack of convenient dismounting |
| CN109160055A (en) * | 2018-09-26 | 2019-01-08 | 潘怀旭 | A kind of aluminium alloy web-like silk screen storage and transportation device |
| CN210083953U (en) * | 2019-05-21 | 2020-02-18 | 江苏华谷新材料有限公司 | Storage device is used in soft packet of plastic-aluminum complex film production of lithium ion battery |
| CN210593427U (en) * | 2019-09-23 | 2020-05-22 | 安徽坤强无纺布有限公司 | Winding storage device of non-woven fabrics |
| CN211443243U (en) * | 2019-11-18 | 2020-09-08 | 济宁医学院附属医院 | Place stable hasp formula kit |
| CN211593674U (en) * | 2019-12-27 | 2020-09-29 | 天津市平发大件运输有限公司 | Fixing device for roll-shaped cargo transportation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112849697B (en) | 2022-07-15 |
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