CN210104277U - Coiling device for textile fabric printing and dyeing equipment - Google Patents
Coiling device for textile fabric printing and dyeing equipment Download PDFInfo
- Publication number
- CN210104277U CN210104277U CN201920232889.4U CN201920232889U CN210104277U CN 210104277 U CN210104277 U CN 210104277U CN 201920232889 U CN201920232889 U CN 201920232889U CN 210104277 U CN210104277 U CN 210104277U
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- rotating shaft
- round rod
- spring
- main rotating
- supporting plate
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- 239000004744 fabric Substances 0.000 title claims abstract description 25
- 239000004753 textile Substances 0.000 title claims abstract description 25
- 238000004043 dyeing Methods 0.000 title claims abstract description 24
- 238000007639 printing Methods 0.000 title claims abstract description 22
- 238000004804 winding Methods 0.000 claims abstract description 29
- 230000007246 mechanism Effects 0.000 claims abstract description 5
- 230000005540 biological transmission Effects 0.000 claims description 7
- 230000009471 action Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 235000012766 Cannabis sativa ssp. sativa var. sativa Nutrition 0.000 description 1
- 235000012765 Cannabis sativa ssp. sativa var. spontanea Nutrition 0.000 description 1
- 229920000742 Cotton Polymers 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 235000009120 camo Nutrition 0.000 description 1
- 235000005607 chanvre indien Nutrition 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011487 hemp Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
- 210000002268 wool Anatomy 0.000 description 1
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- Treatment Of Fiber Materials (AREA)
Abstract
The utility model discloses a coiling mechanism for textile fabric printing and dyeing equipment, including bottom plate, first backup pad, bearing, supplementary pivot, first round bar, second round bar, stopper, pinhole, screw thread chamber, main pivot, second backup pad, adjusting bolt, belt, band pulley, motor, mounting groove, first spring, round pin body, wedge, second spring, spliced pole and fixed block. The wedge-shaped block is pushed to move outwards by rotating the adjusting bolt in the threaded cavity, and meanwhile, the connecting column can drive the fixing block to be attached to the inner wall of the paper winding drum, so that the paper winding drum can be fixed between the main rotating shaft and the auxiliary rotating shaft; after the pin body is taken down, the adjusting bolt is pulled outwards, the limiting block can compress the first spring to move outwards, the second round rod moves towards the inside of the first round rod, the paper winding drum is detached from the position between the main rotating shaft and the auxiliary rotating shaft, and finally the limiting block can push the second round rod to be restored to the original position under the action of the first spring.
Description
Technical Field
The utility model relates to a textile fabric coiling mechanism specifically is a textile fabric is coiling mechanism for printing and dyeing equipment belongs to textile fabric processing technology field.
Background
The printing and dyeing is the synthesis of physical and chemical treatment processes of the textile, such as adding patterns and patterns on the textile, changing the color of the textile and related pretreatment processes, and the like, and the textile has certain color and luster by causing physical or chemical changes between the dye and the fiber; according to different printing and dyeing objects, the printing and dyeing process can be divided into cotton textile printing and dyeing, hemp textile printing and dyeing, wool textile dyeing and finishing, silk printing and dyeing and the like; the Chinese printing and dyeing industry develops quickly, the processing capacity is the first place in the world, and the method is a large country for textile printing and dyeing production.
In current surface fabric processing technology, textile fabric will carry out the rolling to it after processing such as printing and dyeing and deposit, can adopt the paper reel to roll up the surface fabric as rolling up the core at present usually, generally overlaps the paper reel and realizes its rotation on the surface of cylinder in the existing equipment, nevertheless generally comparatively complicated in this operation process, be not convenient for fix the paper reel on the surface of cylinder, and also comparatively troublesome when dismantling, manufacturing cost is higher. Therefore, a winding device for a textile fabric printing and dyeing device is provided to solve the above problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a textile fabric dyeing equipment is with coiling mechanism just for solving above-mentioned problem.
The utility model realizes the purpose by the following technical proposal, a winding device for textile fabric printing and dyeing equipment, which comprises a first supporting plate, an auxiliary adjusting structure, a second supporting plate, a motor driving structure and a bottom plate which are sequentially arranged from top to bottom, wherein the first supporting plate and the second supporting plate are both fixedly connected on the upper surface of the bottom plate;
the auxiliary adjusting structure comprises a bearing, an auxiliary rotating shaft, a limiting block, a mounting groove and a first spring, the auxiliary rotating shaft is rotatably connected with one side of the first supporting plate through the bearing, the auxiliary rotating shaft is composed of a first round rod and a second round rod, the second round rod is sleeved inside the first round rod, threaded cavities are formed inside the first round rod and the second round rod, the threaded cavities of the first round rod and the second round rod are mutually communicated, and an adjusting bolt is connected with the inner threads of the threaded cavities; the inner wall of the first round rod is provided with the mounting groove, the side face of one end of the second round rod is fixedly connected with the limiting block, the limiting block is clamped inside the mounting groove, the first spring is arranged inside the mounting groove, one end of the first spring is fixedly connected with the inner wall of the mounting groove, and the other end of the first spring is fixedly connected with one side of the limiting block; pin holes are formed in the surface of the first round rod and the top end of the limiting block, the two pin holes are communicated with each other, and pin bodies are clamped inside the two pin holes; a connecting column is arranged inside the second round rod and penetrates through the side wall of the second round rod, a wedge block is fixedly connected to one end of the connecting column, a fixed block is fixedly connected to the other end of the connecting column, and a second spring is sleeved on the surface of the connecting column;
the motor driving structure comprises a main rotating shaft, a belt wheel and a motor, the main rotating shaft is rotatably connected with one side of the second supporting plate through the bearing, one end of the main rotating shaft penetrates through one side of the second supporting plate, and the belt wheel is sleeved at one end of the main rotating shaft; the motor is fixedly connected to the upper surface of the bottom plate, the tail end of an output shaft of the motor penetrates through one side of the second supporting plate, belt wheels are sleeved at the tail end of the output shaft of the motor, and the two belt wheels are in transmission connection through a belt;
the auxiliary rotating shaft, the main rotating shaft and the motor are matched with each other, so that the paper winding drum is firstly sleeved between the auxiliary rotating shaft and the main rotating shaft, then the motor drives the belt wheels to rotate, and then the paper winding drum can rotate along with the main rotating shaft under the transmission of the two belt wheels and the belt, so that the purpose of winding the fabric on the surface of the paper winding drum is achieved.
Preferably, the number of the mounting grooves is four, the mounting grooves are distributed on the inner wall of the first round rod in an annular mode, and the mounting grooves are matched with the limiting blocks in size.
Preferably, one end of each adjusting bolt is of a circular truncated cone structure, the number of the adjusting bolts is two, and the adjusting bolts are respectively in threaded connection with the auxiliary rotating shaft and the main rotating shaft.
Preferably, the auxiliary rotating shaft and one end of the main rotating shaft are both provided with the fixed block, the fixed block is distributed in an annular mode on the surface of the main rotating shaft, and the outer surface of the fixed block is of an arc-shaped structure.
Preferably, the outer surface of the wedge-shaped block is of an inclined structure, and the inclined angle of the wedge-shaped block is the same as that of one end of the adjusting bolt.
Preferably, the number of the pin bodies is four, and the pin bodies are annularly distributed on the surface of the first round rod.
The utility model has the advantages that:
1. the utility model discloses a with the paper reel cover between main pivot and supplementary pivot, promote the wedge to move to the outside through the position of rotatory adjusting bolt in the screw thread intracavity, the spliced pole can drive the fixed block and laminate on the inner wall of paper reel simultaneously, and main pivot and supplementary pivot are boss type structure, the boss of both sides has played spacing effect, make the paper reel can fix between main pivot and supplementary pivot, also avoided the paper reel to take place the phenomenon of slope simultaneously, improved the efficiency of roll-up surface fabric;
2. the utility model discloses when unloading, through rotatory to the outside with adjusting bolt, it is not hard up relatively between fixed block and the paper reel, take off again after the round pin body to outside pulling adjusting bolt, the stopper can compress first spring to the lateral motion this moment for the second round bar is to the inside removal of first round bar, then lift the paper reel off between main pivot and the supplementary pivot, and the stopper can promote the second round bar and resume to the normal position under the effect of first spring at last, is favorable to the utility model discloses the installation and dismantlement paper reel.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the first round bar structure of the present invention;
FIG. 3 is a schematic structural view of a second round bar of the present invention;
fig. 4 is a side view of the second round bar of the present invention.
In the figure: 1. the bottom plate, 2, first backup pad, 3, the bearing, 4, supplementary pivot, 41, first round bar, 42, second round bar, 421, stopper, 5, pinhole, 6, screw cavity, 7, main pivot, 8, second backup pad, 9, adjusting bolt, 10, belt, 11, band pulley, 12, motor, 13, mounting groove, 14, first spring, 15, the shank, 16, the wedge, 17, the second spring, 18, spliced pole, 19, the fixed block.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1-4, a winding device for textile fabric printing and dyeing equipment comprises a first supporting plate 2, an auxiliary adjusting structure, a second supporting plate 8, a motor driving structure and a bottom plate 1, which are sequentially installed from top to bottom, wherein the first supporting plate 2 and the second supporting plate 8 are fixedly connected to the upper surface of the bottom plate 1;
the auxiliary adjusting structure comprises a bearing 3, an auxiliary rotating shaft 4, a limiting block 421, a mounting groove 13 and a first spring 14, wherein the auxiliary rotating shaft 4 is rotatably connected with one side of the first supporting plate 2 through the bearing 3, the auxiliary rotating shaft 4 is composed of a first round rod 41 and a second round rod 42, the second round rod 42 is sleeved inside the first round rod 41, threaded cavities 6 are respectively arranged inside the first round rod 41 and the second round rod 42, the threaded cavities 6 of the first round rod 41 and the second round rod 42 are mutually communicated, and an adjusting bolt 9 is in threaded connection inside the threaded cavity 6; the inner wall of the first round rod 41 is provided with the mounting groove 13, the side surface of one end of the second round rod 42 is fixedly connected with the limit block 421, the limit block 421 is clamped inside the mounting groove 13, the first spring 14 is arranged inside the mounting groove 13, one end of the first spring 14 is fixedly connected with the inner wall of the mounting groove 13, and the other end of the first spring 14 is fixedly connected with one side of the limit block 421; pin holes 5 are formed in the surface of the first round rod 41 and the top end of the limiting block 421, the two pin holes 5 are communicated with each other, and a pin body 15 is clamped in the two pin holes 5; a connecting column 18 is arranged inside the second round rod 42, the connecting column 18 penetrates through the side wall of the second round rod 42, one end of the connecting column 18 is fixedly connected with a wedge block 16, the other end of the connecting column 18 is fixedly connected with a fixed block 19, and the surface of the connecting column 18 is sleeved with a second spring 17;
the motor driving structure comprises a main rotating shaft 7, a belt 10, a belt wheel 11 and a motor 12, wherein the main rotating shaft 7 is rotatably connected with one side of the second supporting plate 8 through the bearing 3, one end of the main rotating shaft 7 penetrates through one side of the second supporting plate 8, and one end of the main rotating shaft 7 is sleeved with the belt wheel 11; the motor 12 is fixedly connected to the upper surface of the bottom plate 1, the tail end of an output shaft of the motor 12 penetrates through one side of the second supporting plate 8, the tail end of the output shaft of the motor 12 is sleeved with a belt wheel 11, and the two belt wheels 11 are in transmission connection through a belt 10;
the auxiliary rotating shaft 4, the main rotating shaft 7 and the motor 12 are matched with each other, so that the paper winding drum is firstly sleeved between the auxiliary rotating shaft 4 and the main rotating shaft 7, then the motor 12 drives the belt wheels 11 to rotate, and then the paper winding drum can rotate along with the main rotating shaft 7 under the transmission of the two belt wheels 11 and the belt 10, so that the purpose of winding the fabric on the surface of the paper winding drum is achieved.
The number of the mounting grooves 13 is four, the mounting grooves 13 are annularly distributed on the inner wall of the first round rod 41, and the sizes of the mounting grooves 13 and the limiting blocks 421 are matched, so that the second round rod 42 can move towards the inside of the first round rod 41 along the mounting grooves 13; one end of each adjusting bolt 9 is of a circular truncated cone structure, the number of the adjusting bolts is two, and the adjusting bolts are respectively in threaded connection with the auxiliary rotating shaft 4 and the main rotating shaft 7, so that the adjusting bolts 9 can be rotated to push the wedge blocks 16 to drive the fixed blocks 19 to move outwards; the fixing blocks 19 are arranged at one ends of the auxiliary rotating shaft 4 and the main rotating shaft 7 and are annularly distributed on the surfaces of the auxiliary rotating shaft 4 and the main rotating shaft 7, and the outer surfaces of the fixing blocks 19 are of arc-shaped structures, so that a paper winding drum can be conveniently fixed between the auxiliary rotating shaft 4 and the main rotating shaft 7; the outer surface of the wedge-shaped block 16 is of an inclined structure, and the inclined angle of the wedge-shaped block is the same as that of one end of the adjusting bolt 9, so that the wedge-shaped block 16 can move up and down simultaneously when the adjusting bolt 9 moves; the number of the pin bodies 15 is four, and the pin bodies are annularly distributed on the surface of the first round bar 41, so that the first round bar 41 and the second round bar 42 can be conveniently fixed.
The utility model discloses when using, the electrical components that appear in this application all external intercommunication power and control switch when using, at first with the paper reel cover between main pivot 7 and auxiliary pivot 4, the position of rotatory adjusting bolt 9 in screw thread chamber 6 inside promotes wedge 16 to move to the outside, wedge 16 can compress second spring 17 simultaneously, spliced pole 18 can drive fixed block 19 and laminate on the inner wall of paper reel this moment, because main pivot 7 and auxiliary pivot 4 are boss type structure, the boss of both sides has played spacing effect, make the paper reel can fix between main pivot 7 and auxiliary pivot 4; then, the fabric is guided to the surface of the paper winding drum, the belt wheel 11 is driven to rotate by the motor 12, and the main rotating shaft 7 is matched with the auxiliary rotating shaft 4 to drive the paper winding drum to rotate under the transmission of the belt 10 and the belt wheel 11, so that the fabric is wound on the surface of the paper winding drum;
during discharging, the adjusting bolt 9 is rotated outwards to enable the fixing block 19 and the paper winding drum to be relatively loosened, the adjusting bolt 9 is pulled outwards after the pin body 15 is removed, at the moment, the limiting block 421 can compress the first spring 14 to move outwards to enable the second round rod 42 to move towards the inside of the first round rod 41, and then the paper winding drum is discharged from between the main rotating shaft 7 and the auxiliary rotating shaft 4; finally, the limiting block 421 pushes the second rod 42 to return to the original position under the action of the first spring 14.
The motor 12 is of the 5IK60RGN-CF model provided by the baochi electromechanical drive shop and its associated power supply and circuitry.
It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (6)
1. The utility model provides a textile fabric is coiling mechanism for printing and dyeing equipment which characterized in that: the device comprises a first supporting plate (2), an auxiliary adjusting structure, a second supporting plate (8), a motor driving structure and a bottom plate (1) which are sequentially arranged from top to bottom, wherein the first supporting plate (2) and the second supporting plate (8) are fixedly connected to the upper surface of the bottom plate (1);
the auxiliary adjusting structure comprises a bearing (3), an auxiliary rotating shaft (4), a limiting block (421), a mounting groove (13) and a first spring (14), the auxiliary rotating shaft (4) is rotatably connected with one side of the first supporting plate (2) through the bearing (3), the auxiliary rotating shaft (4) is composed of a first round rod (41) and a second round rod (42), the second round rod (42) is sleeved inside the first round rod (41), threaded cavities (6) are formed inside the first round rod (41) and the second round rod (42), the threaded cavities (6) of the first round rod (41) and the second round rod (42) are communicated with each other, and an adjusting bolt (9) is connected to the inner portion of each threaded cavity (6) in a threaded manner; the inner wall of the first round rod (41) is provided with the mounting groove (13), the side face of one end of the second round rod (42) is fixedly connected with the limiting block (421), the limiting block (421) is clamped inside the mounting groove (13), the first spring (14) is arranged inside the mounting groove (13), one end of the first spring (14) is fixedly connected with the inner wall of the mounting groove (13), and the other end of the first spring (14) is fixedly connected with one side of the limiting block (421); pin holes (5) are formed in the surface of the first round rod (41) and the top end of the limiting block (421), the two pin holes (5) are communicated with each other, and pin bodies (15) are clamped in the two pin holes (5); a connecting column (18) is arranged inside the second round rod (42), the connecting column (18) penetrates through the side wall of the second round rod (42), a wedge block (16) is fixedly connected to one end of the connecting column (18), a fixed block (19) is fixedly connected to the other end of the connecting column (18), and a second spring (17) is sleeved on the surface of the connecting column (18);
the motor driving structure comprises a main rotating shaft (7), a belt (10), a belt wheel (11) and a motor (12), wherein the main rotating shaft (7) is rotatably connected with one side of the second supporting plate (8) through the bearing (3), one end of the main rotating shaft (7) penetrates through one side of the second supporting plate (8), and one end of the main rotating shaft (7) is sleeved with the belt wheel (11); the motor (12) is fixedly connected to the upper surface of the bottom plate (1), the tail end of an output shaft of the motor (12) penetrates through one side of the second supporting plate (8), the tail end of the output shaft of the motor (12) is sleeved with a belt wheel (11), and the two belt wheels (11) are in transmission connection through a belt (10);
through the mutual matching of the auxiliary rotating shaft (4), the main rotating shaft (7) and the motor (12), the paper winding drum is firstly sleeved between the auxiliary rotating shaft (4) and the main rotating shaft (7), then the motor (12) drives the belt wheels (11) to rotate, and then the paper winding drum can rotate along with the main rotating shaft (7) under the transmission of the two belt wheels (11) and the belt (10), so that the purpose of winding the fabric on the surface of the paper winding drum is achieved.
2. The winding device for a textile fabric printing and dyeing apparatus according to claim 1, characterized in that: the number of mounting groove (13) is four, is the annular distribution on the inner wall of first round bar (41), just mounting groove (13) with the size phase-match of stopper (421).
3. The winding device for a textile fabric printing and dyeing apparatus according to claim 1, characterized in that: one end of each adjusting bolt (9) is of a round table structure, the number of the adjusting bolts is two, and the adjusting bolts are respectively in threaded connection with the auxiliary rotating shaft (4) and the main rotating shaft (7).
4. The winding device for a textile fabric printing and dyeing apparatus according to claim 1, characterized in that: auxiliary rotating shaft (4) with the one end of main rotating shaft (7) all is equipped with fixed block (19), it is the annular distribution and is in auxiliary rotating shaft (4) the surface of main rotating shaft (7), just the surface of fixed block (19) is the arc structure.
5. The winding device for a textile fabric printing and dyeing apparatus according to claim 1, characterized in that: the outer surface of the wedge block (16) is of an inclined structure, and the inclined angle of the wedge block is the same as that of one end of the adjusting bolt (9).
6. The winding device for a textile fabric printing and dyeing apparatus according to claim 1, characterized in that: the number of the pin bodies (15) is four, and the pin bodies are annularly distributed on the surface of the first round rod (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232889.4U CN210104277U (en) | 2019-02-22 | 2019-02-22 | Coiling device for textile fabric printing and dyeing equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920232889.4U CN210104277U (en) | 2019-02-22 | 2019-02-22 | Coiling device for textile fabric printing and dyeing equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210104277U true CN210104277U (en) | 2020-02-21 |
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ID=69533280
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920232889.4U Expired - Fee Related CN210104277U (en) | 2019-02-22 | 2019-02-22 | Coiling device for textile fabric printing and dyeing equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210104277U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490082A (en) * | 2020-11-09 | 2021-03-12 | 电科北方智能电气有限公司 | Residual current circuit breaker |
| CN112490081A (en) * | 2020-11-09 | 2021-03-12 | 电科北方智能电气有限公司 | Plastic case circuit breaker |
| CN113602908A (en) * | 2021-08-19 | 2021-11-05 | 江苏金天马纱业有限公司 | Spinning yarn barrel with adjusting and protecting functions |
-
2019
- 2019-02-22 CN CN201920232889.4U patent/CN210104277U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112490082A (en) * | 2020-11-09 | 2021-03-12 | 电科北方智能电气有限公司 | Residual current circuit breaker |
| CN112490081A (en) * | 2020-11-09 | 2021-03-12 | 电科北方智能电气有限公司 | Plastic case circuit breaker |
| CN112490082B (en) * | 2020-11-09 | 2023-12-22 | 电科北方智能电气有限公司 | Leakage circuit breaker |
| CN112490081B (en) * | 2020-11-09 | 2024-01-19 | 电科北方智能电气有限公司 | Plastic case circuit breaker |
| CN113602908A (en) * | 2021-08-19 | 2021-11-05 | 江苏金天马纱业有限公司 | Spinning yarn barrel with adjusting and protecting functions |
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