CN110447375B - Rotary chain saw grass trimmer - Google Patents
Rotary chain saw grass trimmer Download PDFInfo
- Publication number
- CN110447375B CN110447375B CN201910852602.2A CN201910852602A CN110447375B CN 110447375 B CN110447375 B CN 110447375B CN 201910852602 A CN201910852602 A CN 201910852602A CN 110447375 B CN110447375 B CN 110447375B
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- Prior art keywords
- push rod
- electric hydraulic
- chain saw
- hydraulic push
- guide plate
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- 240000003433 Miscanthus floridulus Species 0.000 title abstract description 15
- 240000000218 Cannabis sativa Species 0.000 claims abstract description 12
- 238000005096 rolling process Methods 0.000 claims abstract description 8
- 238000010009 beating Methods 0.000 claims description 4
- 230000001681 protective Effects 0.000 claims description 4
- 241000196324 Embryophyta Species 0.000 abstract description 10
- 238000009333 weeding Methods 0.000 abstract description 7
- 238000000034 method Methods 0.000 abstract description 5
- 241000763859 Dyckia brevifolia Species 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 2
- 241000883990 Flabellum Species 0.000 description 1
- 240000003483 Leersia hexandra Species 0.000 description 1
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Classifications
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01D—HARVESTING; MOWING
- A01D34/00—Mowers; Mowing apparatus of harvesters
- A01D34/01—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus
- A01D34/83—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having cutting members on endless belts or sprocket chains
- A01D34/833—Mowers; Mowing apparatus of harvesters characterised by features relating to the type of cutting apparatus having cutting members on endless belts or sprocket chains with blades on endless sprocket chains
Abstract
The invention discloses a rotary chain saw grass mower which comprises a driving motor and an output shaft fixedly installed on the driving motor, wherein a spline is arranged on the output shaft, a driving gear is arranged on the spline, a sleeve is arranged on the side surface of the driving gear, a ferrule is installed on the sleeve in a rolling mode, a small electric hydraulic push rod is arranged on the side surface of the ferrule, a large electric hydraulic push rod is arranged on the side surface of the small electric hydraulic push rod, and an anti-skid block is arranged on the large electric hydraulic push rod. The beneficial effects are that: the rotary chain saw grass trimmer is additionally provided with the chain saw guide plate and the chain, weeds are cut by driving the chain to rotate, and the chain saw guide plate is longer, so that the cutting width is larger than that of a traditional grass trimmer adopting a circular saw blade in the moving process, the cutting efficiency and the cutting speed are higher, and the rotary chain saw grass trimmer is particularly suitable for large-area weeding.
Description
Technical Field
The invention relates to the field of grass trimmers, in particular to a rotary chain saw grass trimmer.
Background
A grass trimmer is a handheld weeding tool specially used for cutting weeds in lawns, gardens, pastures and other places. Its small, light in weight, simple structure consequently use in gardens maintenance very extensively, but, traditional machine of beating grass still has following problem in the in-service use:
at present, the cutting knife of the machine of beating grass that is common on the market generally is the blade of centre of a circle saw bit or flabellum form, regardless of which cutting knife, its rotation path is circular, consequently, be in weeds in the circular region and can be cut off, and weeds in the circular region then can't be cut, remove the in-process, the width of mowing also only has the diameter size in circular region, and the cutting knife diameter that is used for beating the grass machine at present is all little, consequently, traditional grass mower efficiency of mowing is not high, the area of mowing in the unit interval is less, unsuitable large tracts of land is weeded and is used.
Disclosure of Invention
The invention aims to solve the problems, and provides a rotary chain saw grass trimmer to solve the problems that the traditional grass trimmer in the prior art is low in grass cutting speed and efficiency, is not suitable for large-area weeding and the like. The preferable technical scheme of the technical schemes provided by the invention can cut off large-area weeds in unit time, has high mowing efficiency, is suitable for large-area weeding, and the like, and is explained in detail below.
In order to achieve the purpose, the invention provides the following technical scheme:
the invention provides a rotary chain saw grass mower which comprises a driving motor and an output shaft fixedly installed on the driving motor, wherein a spline is arranged on the output shaft, a driving gear is arranged on the spline, a sleeve is arranged on the side surface of the driving gear, a ferrule is installed on the sleeve in a rolling manner, a small electric hydraulic push rod is arranged on the side surface of the ferrule, a large electric hydraulic push rod is arranged on the side surface of the small electric hydraulic push rod, and an anti-skid block is arranged on the large electric hydraulic push rod;
the chain saw guide plate is arranged at the front end of the output shaft, an inner gear ring is fixedly arranged on the front side of the chain saw guide plate, a mounting groove is formed in the middle of the chain saw guide plate, a chain wheel is arranged in the mounting groove, the chain wheel is fixedly sleeved on the output shaft, a chain is sleeved on the chain wheel and the outer edge of the chain saw guide plate, and cutter teeth are arranged on the outer side of the chain;
a push rod motor is arranged at the lower end of the machine body of the driving motor, a handle is fixedly arranged at the lower end of the push rod motor, a battery is arranged in the handle, and a control switch is arranged on the side surface of the handle;
the number of the control switches is four, and the control switches are respectively electrically connected with the driving motor, the push rod motor, the large electric hydraulic push rod and the small electric hydraulic push rod.
Preferably, the lower end face of the body of the push rod motor is fixedly connected with the upper end face of the handle;
and the push rod head at the upper end of the push rod motor is hinged with the body of the driving motor.
Preferably, the three control switches electrically connected with the push rod motor, the large electro-hydraulic push rod and the small electro-hydraulic push rod are single-pole double-throw switches.
Preferably, the driving gear is slidably mounted on the output shaft through the spline;
the sleeve is positioned on one side, close to the driving motor, of the driving gear;
the sleeve and the driving gear are of an integrated structure.
Preferably, the body of the small electric hydraulic push rod is fixedly arranged on the body of the driving motor;
the push rod head of the small electric hydraulic push rod is inserted into the ferrule and is fixedly connected with the ferrule;
the number of the small electric hydraulic push rods is multiple, and the small electric hydraulic push rods are distributed in a centrosymmetric manner by taking the output shaft as a center;
the central axis of the small electric hydraulic push rod is parallel to the central axis of the output shaft.
Preferably, the body of the large electric hydraulic push rod is fixedly arranged on the body of the driving motor;
the push rod head of the large electric hydraulic push rod is inserted into the anti-skid block and is fixedly connected with the anti-skid block;
the number of the large electric hydraulic push rods is multiple, and the large electric hydraulic push rods are distributed in a centrosymmetric manner by taking the output shaft as a center;
the central axis of the large electric hydraulic push rod is parallel to the central axis of the output shaft.
Preferably, a mounting hole is formed in the center of the chain saw guide plate;
wherein, a mounting bearing is fixedly arranged in the mounting hole;
wherein the output shaft passes through the mounting hole and is in rolling connection with the chain saw guide plate through the mounting bearing;
and the central axis of the inner gear ring is superposed with the central axis of the mounting hole.
Preferably, the chain saw guide plate is externally sleeved with a pair of symmetrically distributed protective covers.
Preferably, the side surface of the chain saw guide plate is provided with a plurality of through grooves.
When the rotary chain saw grass trimmer is used, the driving motor is started to drive the output shaft to rotate at a high speed, the output shaft rotates to drive the driving gear and the chain wheel to rotate, the chain wheel rotates to drive the chain to rotate around the chain saw guide plate, if the length direction of the chain saw guide plate and the central axis of the handle are in the same vertical plane, and the anti-skidding block is tightly pressed on the chain saw guide plate, the handle can be held by both hands to move the chain saw guide plate, weeds are cut through the cutter teeth, and the length of the chain saw guide plate is large, so that the cutting area of the weeds is large in the moving process of the chain saw guide plate, compared with a traditional circular blade, the cutting efficiency and the cutting area are greatly improved in unit time, and the rotary chain saw grass trimmer is particularly suitable for large-area weeding; in addition, if the length direction of the chain saw guide plate is not in the same vertical plane with the central axis of the handle, the driving motor may not be started first, the small electric hydraulic push rod is controlled to rotate to push the driving gear to slide along the spline until the driving gear slides into the inner gear ring, then the driving motor is started, the driving motor drives the inner gear ring to rotate through the driving gear, the inner gear ring rotates to drive the chain saw guide plate to rotate, the chain saw guide plate stops when the chain saw guide plate rotates until the length direction of the chain saw guide plate is in the same vertical plane with the central axis of the handle, then the small electric hydraulic push rod is controlled to rotate to pull the driving gear out of the inner gear ring, and the large electric hydraulic push rod is controlled to rotate to press the anti-skid block against the chain saw guide plate (when the position of the chain saw guide plate needs to be adjusted, the large electric hydraulic push rod must be controlled to drive the antiskid block to be separated from the chain saw guide plate), and then the driving motor can be started to cut grass.
Has the advantages that: the rotary chain saw grass trimmer is additionally provided with the chain saw guide plate and the chain, weeds are cut by driving the chain to rotate, and the chain saw guide plate is longer, so that the cutting width is larger than that of a traditional grass trimmer adopting a circular saw blade in the moving process, the cutting efficiency and the cutting speed are higher, and the rotary chain saw grass trimmer is particularly suitable for large-area weeding.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 creative efforts.
FIG. 1 is a front view of the present invention;
FIG. 2 is an internal block diagram of FIG. 1 of the present invention;
FIG. 3 is a front view of a chain saw guide of the present invention;
FIG. 4 is an internal block diagram of FIG. 3 of the present invention;
FIG. 5 is an enlarged partial view of FIG. 3 of the present invention;
FIG. 6 is a cross-sectional view of the spline of the present invention;
FIG. 7 is a top view of the present invention;
FIG. 8 is an internal block diagram of FIG. 7 of the present invention;
FIG. 9 is an enlarged fragmentary view of FIG. 7 of the present invention;
fig. 10 is a partial enlarged view of fig. 8 of the present invention.
The reference numerals are illustrated below:
1. a drive motor; 2. a push rod motor; 3. a handle; 4. a control switch; 5. a battery; 6. an output shaft; 7. a spline; 8. a driving gear; 9. a sleeve; 10. a ferrule; 11. a small electro-hydraulic push rod; 12. a large electro-hydraulic push rod; 13. anti-skid blocks; 14. a chain saw guide plate; 15. mounting holes; 16. mounting a bearing; 17. an inner gear ring; 18. a chain; 19. cutter teeth; 20. mounting grooves; 21. a sprocket; 22. a through groove; 23. a shield.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
Referring to fig. 1-10, the rotary chain saw grass trimmer provided by the invention comprises a driving motor 1 and an output shaft 6 fixedly mounted on the driving motor 1, wherein a spline 7 is arranged on the output shaft 6, a driving gear 8 is arranged on the spline 7, a sleeve 9 is arranged on the side surface of the driving gear 8, a ferrule 10 is arranged on the sleeve 9 in a rolling manner, a small electric hydraulic push rod 11 is arranged on the side surface of the ferrule 10, a large electric hydraulic push rod 12 is arranged on the side surface of the small electric hydraulic push rod 11, and an anti-skid block 13 is arranged on the large electric hydraulic push rod 12;
a chain saw guide plate 14 is arranged at the front end of the output shaft 6, an inner gear ring 17 is fixedly arranged on the front surface of the chain saw guide plate 14, a mounting groove 20 is arranged in the middle of the chain saw guide plate 14, a chain wheel 21 is arranged in the mounting groove 20, the chain wheel 21 is fixedly sleeved on the output shaft 6, a chain 18 is sleeved on the chain wheel 21 and the outer edge of the chain saw guide plate 14, the chain wheel 21 is used for driving the chain 18 to rotate around the outer edge of the chain saw guide plate 14, and cutter teeth 19 are arranged on the outer side of the chain 18;
a push rod motor 2 is arranged at the lower end of the machine body of the driving motor 1, a handle 3 is fixedly arranged at the lower end of the push rod motor 2, a battery 5 is arranged in the handle 3, a control switch 4 is arranged on the side surface of the handle 3, and the control switch 4 is used for controlling the driving motor 1, the push rod motor 2, the large electric hydraulic push rod 12 and the small electric hydraulic push rod 11 to move;
the number of the control switches 4 is four, and the control switches are respectively electrically connected with the driving motor 1, the push rod motor 2, the large electric hydraulic push rod 12 and the small electric hydraulic push rod 11.
As an optional implementation mode, the lower end face of the body of the push rod motor 2 is fixedly connected with the upper end face of the handle 3;
the push rod head at the upper end of the push rod motor 2 is hinged with the body of the driving motor 1, and the distance between the chain saw guide plate 14 and the handle 3 can be adjusted by controlling the push rod motor 2 to rotate, so that mowing is facilitated.
The three control switches 4 electrically connected with the push rod motor 2, the large electric hydraulic push rod 12 and the small electric hydraulic push rod 11 adopt single-pole double-throw switches, and the design can control the forward and reverse rotation of the push rod motor 2, the large electric hydraulic push rod 12 and the small electric hydraulic push rod 11 through the single-pole double-throw switches.
The driving gear 8 is slidably mounted on the output shaft 6 through a spline 7;
wherein, the sleeve 9 is positioned on one side of the driving gear 8 close to the driving motor 1;
wherein, sleeve 9 and driving gear 8 structure as an organic whole, design like this, make things convenient for little electronic hydraulic push rod 11 to drive driving gear 8 and freely remove on spline 7.
The body of the small electric hydraulic push rod 11 is fixedly arranged on the body of the driving motor 1;
the push rod head of the small electric hydraulic push rod 11 is inserted into the ferrule 10 and fixedly connected with the ferrule 10, and the sleeve 9 rotates at a high speed along with the driving gear 8, so that the ferrule 10 is sleeved on the sleeve 9 in a rolling manner, and the sleeve 9 can be pushed to freely move along the output shaft 6 through the ferrule 10 under the condition that the rotation of the sleeve 9 is not influenced;
the number of the small electric hydraulic push rods 11 is multiple, the small electric hydraulic push rods 11 are distributed in a centrosymmetric manner by taking the output shaft 6 as a center, and the small electric hydraulic push rods 11 are designed to ensure that the driving gear 8 can reliably move;
wherein the central axis of the small electric hydraulic push rod 11 is parallel to the central axis of the output shaft 6.
The body of the large electric hydraulic push rod 12 is fixedly arranged on the body of the driving motor 1;
wherein, the push rod head of the large electric hydraulic push rod 12 is inserted into the anti-skid block 13 and is fixedly connected with the anti-skid block 13;
the number of the large electric hydraulic push rods 12 is multiple, and the large electric hydraulic push rods 12 are distributed in a centrosymmetric manner by taking the output shaft 6 as a center;
the central axis of the large electric hydraulic push rod 12 is parallel to the central axis of the output shaft 6, so that the anti-skid block 13 can reliably prevent the chain saw guide plate 14 from rotating.
A mounting hole 15 is formed in the center of the chain saw guide plate 14;
wherein, a mounting bearing 16 is fixedly arranged in the mounting hole 15;
wherein, the output shaft 6 passes through the mounting hole 15 and is connected with the chain saw guide plate 14 in a rolling way through a mounting bearing 16;
wherein the central axis of the ring gear 17 coincides with the central axis of the mounting hole 15.
The chain saw guide plate 14 is sleeved with a pair of symmetrically distributed protective covers 23, and the protective covers 23 are used for protecting the chain 18, the chain saw guide plate 14 and the cutter teeth 19 when the grass trimmer is not used.
The side surface of the chain saw guide plate 14 is provided with the plurality of through grooves 22, so that the use of the chain saw guide plate 14 is not influenced, the weight is reduced, the mowing operation is convenient, and the practicability is good.
When the rotary chain saw grass trimmer is used, the driving motor 1 is started to drive the output shaft 6 to rotate at a high speed, the output shaft 6 rotates to drive the driving gear 8 and the chain wheel 21 to rotate, the chain wheel 21 rotates to drive the chain 18 to rotate around the chain saw guide plate 14, if the length direction of the chain saw guide plate 14 and the central axis of the handle 3 are in the same vertical plane, and the anti-skid block 13 is tightly pressed on the chain saw guide plate 14, the handle 3 can be held by two hands to move the chain saw guide plate 14, weeds are cut through the cutter teeth 19, and the chain saw guide plate 14 is large in length, so that the cutting area of the weeds is large in the moving process of the chain saw guide plate 14, compared with a traditional circular blade in unit time, the cutting efficiency and the cutting area are both greatly improved, and the rotary chain saw grass trimmer is particularly suitable for large-area weeding; in addition, if the length direction of the chain saw guide plate 14 is not in the same vertical plane with the central axis of the handle 3, the driving motor 1 is not started, the small electric hydraulic push rod 11 is controlled to rotate to push the driving gear 8 to slide along the spline 7 until the driving gear 8 slides into the inner gear ring 17, then the driving motor 1 is started, the driving motor 1 drives the inner gear ring 17 to rotate through the driving gear 8, the inner gear ring 17 rotates to drive the chain saw guide plate 14 to rotate, the chain saw guide plate 14 stops when the length direction of the chain saw guide plate 14 and the central axis of the handle 3 are in the same vertical plane, then the small electric hydraulic push rod 11 is controlled to rotate to pull the driving gear 8 out of the inner gear ring 17, and the large electric hydraulic push rod 12 is controlled to rotate to press the anti-skid block 13 against the chain saw guide plate 14 (when the position of the chain saw guide plate 14 needs to be adjusted, the large electric hydraulic push rod 12 must be controlled to drive the anti-skid block 13 to separate from the chain saw guide plate 14), then, the drive motor 1 can be started to perform mowing operation.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (6)
1. A rotation type chain saw machine of beating grass, includes driving motor (1) and fixed mounting output shaft (6) on driving motor (1), its characterized in that: a spline (7) is arranged on the output shaft (6), a driving gear (8) is arranged on the spline (7), a sleeve (9) is arranged on the side surface of the driving gear (8), a ferrule (10) is arranged on the sleeve (9) in a rolling manner, a small electric hydraulic push rod (11) is arranged on the side surface of the ferrule (10), a large electric hydraulic push rod (12) is arranged on the side surface of the small electric hydraulic push rod (11), and an anti-skid block (13) is arranged on the large electric hydraulic push rod (12);
a chain saw guide plate (14) is arranged at the front end of the output shaft (6), an inner gear ring (17) is fixedly mounted on the front surface of the chain saw guide plate (14), a mounting groove (20) is formed in the middle of the chain saw guide plate (14), a chain wheel (21) is arranged in the mounting groove (20), the chain wheel (21) is fixedly sleeved on the output shaft (6), a chain (18) is sleeved on the outer edges of the chain wheel (21) and the chain saw guide plate (14), and cutter teeth (19) are arranged on the outer side of the chain (18);
a push rod motor (2) is arranged at the lower end of the machine body of the driving motor (1), a handle (3) is fixedly mounted at the lower end of the push rod motor (2), a battery (5) is arranged in the handle (3), and a control switch (4) is arranged on the side face of the handle (3);
the number of the control switches (4) is four, and the control switches are respectively electrically connected with the driving motor (1), the push rod motor (2), the large electric hydraulic push rod (12) and the small electric hydraulic push rod (11);
the driving gear (8) is slidably mounted on the output shaft (6) through the spline (7);
the sleeve (9) is positioned on one side, close to the driving motor (1), of the driving gear (8);
wherein, the sleeve (9) and the driving gear (8) are of an integral structure;
the body of the small electric hydraulic push rod (11) is fixedly arranged on the body of the driving motor (1);
the push rod head of the small electric hydraulic push rod (11) is inserted into the ferrule (10) and is fixedly connected with the ferrule (10);
the number of the small electric hydraulic push rods (11) is multiple, and the small electric hydraulic push rods (11) are distributed in a centrosymmetric manner by taking the output shaft (6) as a center;
wherein the central axis of the small electric hydraulic push rod (11) is parallel to the central axis of the output shaft (6);
the body of the large electric hydraulic push rod (12) is fixedly arranged on the body of the driving motor (1);
the push rod head of the large electric hydraulic push rod (12) is inserted into the anti-skid block (13) and is fixedly connected with the anti-skid block (13);
the number of the large electric hydraulic push rods (12) is multiple, and the large electric hydraulic push rods (12) are distributed in a centrosymmetric manner by taking the output shaft (6) as a center;
wherein the central axis of the large electro-hydraulic push rod (12) is parallel to the central axis of the output shaft (6).
2. A rotary chain saw lawnmower according to claim 1, wherein: the lower end face of the machine body of the push rod motor (2) is fixedly connected with the upper end face of the handle (3);
and a push rod head at the upper end of the push rod motor (2) is hinged with the body of the driving motor (1).
3. A rotary chain saw lawnmower according to claim 1, wherein: the three control switches (4) electrically connected with the push rod motor (2), the large electric hydraulic push rod (12) and the small electric hydraulic push rod (11) adopt single-pole double-throw switches.
4. A rotary chain saw lawnmower according to claim 1, wherein: a mounting hole (15) is formed in the center of the chain saw guide plate (14);
wherein, a mounting bearing (16) is fixedly mounted in the mounting hole (15);
wherein the output shaft (6) passes through the mounting hole (15) and is in rolling connection with the chain saw guide plate (14) through the mounting bearing (16);
wherein the central axis of the inner gear ring (17) is coincident with the central axis of the mounting hole (15).
5. A rotary chain saw lawnmower according to claim 1, wherein: the outer part of the chain saw guide plate (14) is sleeved with a pair of protective covers (23) which are symmetrically distributed.
6. A rotary chain saw lawnmower according to claim 1, wherein: the side surface of the chain saw guide plate (14) is provided with a plurality of through grooves (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910852602.2A CN110447375B (en) | 2019-09-10 | 2019-09-10 | Rotary chain saw grass trimmer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910852602.2A CN110447375B (en) | 2019-09-10 | 2019-09-10 | Rotary chain saw grass trimmer |
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| Publication Number | Publication Date |
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| CN110447375A CN110447375A (en) | 2019-11-15 |
| CN110447375B true CN110447375B (en) | 2022-08-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910852602.2A Active CN110447375B (en) | 2019-09-10 | 2019-09-10 | Rotary chain saw grass trimmer |
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Family Cites Families (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3242659A (en) * | 1963-10-28 | 1966-03-29 | Ollen L Dunlap | Chain type grass cutter |
| FR1472396A (en) * | 1966-03-11 | 1967-03-10 | Chain saw especially for pruning | |
| US5644904A (en) * | 1995-04-17 | 1997-07-08 | Harvey And Anne Olinger Trust | Sickle apparatus |
| CN102428794B (en) * | 2011-09-22 | 2013-05-22 | 中国农业大学 | Chain-type double knife cutter |
| CN203261831U (en) * | 2013-05-15 | 2013-11-06 | 江门市朝扬精密制造有限公司 | Electric lopper saw |
| CN208850784U (en) * | 2018-03-21 | 2019-05-14 | 广西科技大学鹿山学院 | Travelling desk outside a kind of portable room |
| CN208563939U (en) * | 2018-05-25 | 2019-03-01 | 中建七局(上海)有限公司 | A kind of operation platform for constructing on the outside of guardrail |
| CN108720461B (en) * | 2018-05-30 | 2021-03-19 | 广东麦贝科技有限公司 | Works display device |
| CN208587665U (en) * | 2018-06-05 | 2019-03-08 | 成都知睿科技有限公司 | A kind of fixation bracket of oil exploration |
| CN109127036A (en) * | 2018-08-06 | 2019-01-04 | 潘陈斐 | A kind of pulverizer suitable for comminution of moist and lipid material |
| CN109067339A (en) * | 2018-08-31 | 2018-12-21 | 苏州知瑞光电材料科技有限公司 | A kind of solar energy tabula rasa of adjustable direct sunlight angle |
| CN209241954U (en) * | 2018-12-29 | 2019-08-13 | 天津市东陆自行车有限公司 | A kind of bicycle disc carrying device |
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Effective date of registration: 20220815 Address after: No. 11, Keneng Road, Chengdong High-tech Industrial Park, Taixing City, Taizhou City, Jiangsu Province 225400 Applicant after: Taixing Kangsen Aite transmission equipment Technology Co.,Ltd. Address before: No. 37, Xiangbi Tsui, Yuelu District, Changsha City, Hunan Province, 410006 Applicant before: Yan Jing |
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