CN110606410A - Drip irrigation tape recycling all-in-one machine - Google Patents
Drip irrigation tape recycling all-in-one machine Download PDFInfo
- Publication number
- CN110606410A CN110606410A CN201910866823.5A CN201910866823A CN110606410A CN 110606410 A CN110606410 A CN 110606410A CN 201910866823 A CN201910866823 A CN 201910866823A CN 110606410 A CN110606410 A CN 110606410A
- Authority
- CN
- China
- Prior art keywords
- rod
- support rod
- pull rod
- main shaft
- hinged
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002262 irrigation Effects 0.000 title claims abstract description 20
- 238000003973 irrigation Methods 0.000 title claims abstract description 20
- 238000004064 recycling Methods 0.000 title claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000004804 winding Methods 0.000 claims abstract description 30
- 230000009471 action Effects 0.000 claims abstract description 4
- 239000010720 hydraulic oil Substances 0.000 description 5
- 230000006872 improvement Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/18—Constructional details
- B65H75/24—Constructional details adjustable in configuration, e.g. expansible
- B65H75/242—Expansible spindles, mandrels or chucks, e.g. for securing or releasing cores, holders or packages
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4473—Constructional details without arrangements or adaptations for rotating the core or former
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H75/00—Storing webs, tapes, or filamentary material, e.g. on reels
- B65H75/02—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks
- B65H75/34—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables
- B65H75/38—Cores, formers, supports, or holders for coiled, wound, or folded material, e.g. reels, spindles, bobbins, cop tubes, cans, mandrels or chucks specially adapted or mounted for storing and repeatedly paying-out and re-storing lengths of material provided for particular purposes, e.g. anchored hoses, power cables involving the use of a core or former internal to, and supporting, a stored package of material
- B65H75/44—Constructional details
- B65H75/4481—Arrangements or adaptations for driving the reel or the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H2701/00—Handled material; Storage means
- B65H2701/30—Handled filamentary material
- B65H2701/33—Hollow or hose-like material
- B65H2701/333—Hoses for drip irrigation
Landscapes
- Catching Or Destruction (AREA)
Abstract
The invention discloses a drip irrigation tape recycling all-in-one machine, which comprises a rack and is characterized in that: be equipped with strutting arrangement and take-up device in the frame, take-up device contains: outer pull rod, inner pull rod and mount, the one end of outer pull rod and inner pull rod articulates respectively in the frame, and the other end articulates respectively on the mount, frame, outer pull rod, inner pull rod and mount form four-bar linkage, be equipped with winding mechanism on the mount, winding mechanism contains at least: the novel winding device comprises a main shaft, a support rod A, a connecting rod, a winding rod and a support rod B, wherein the main shaft, the support rod A, the winding rod and the support rod B are hinged to form a four-bar mechanism, one end of the connecting rod is hinged to the winding rod, the other end of the connecting rod is hinged to a movable seat, the movable seat can move freely on the main shaft, a spring is arranged between the movable seat and at least one end of the main shaft, and the movable seat moves towards the support rod A under the action of the spring.
Description
Technical Field
The invention belongs to the field of agricultural machinery, and particularly relates to a drip irrigation tape recycling all-in-one machine for recycling a drip irrigation tape.
Background
The wide application of the water-saving drip irrigation technology enables the usage amount of the drip irrigation tape to increase year by year, the used drip irrigation tape needs to be recycled, along with the popularization of agricultural mechanization, the recycling of the drip irrigation tape is basically mechanized, and a large amount of drip irrigation tape recycling machines appear on the market. The main stream drip irrigation tape recycling machine adopts a reel type machine for recycling, the recycling process is to wind the drip irrigation tape on a reel to realize the recycling of the drip irrigation tape, although a better recycling effect can be obtained, the drip irrigation tape recycling machine has problems in actual use,
1. the rolling wheel can not be folded and is fixed; 2. the reel for winding the drip irrigation tape is also fixed, the working width and the walking width of the reel are basically consistent, and the reel is inconvenient to transfer; 3. the drip tape is too tightly wound on the reel during winding, so that the wound drip tape is difficult to unload.
Therefore, the invention develops the dropper belt recycling all-in-one machine which is simple in structure, good in pipe unloading effect, low in labor intensity and convenient to transfer.
Disclosure of Invention
The invention discloses a drip irrigation tape recycling all-in-one machine which is simple in structure, good in pipe unloading effect, low in labor intensity and convenient to transfer.
The invention provides the following technical scheme:
the utility model provides an all-in-one is retrieved to drip irrigation zone, includes frame (1), its characterized in that: be equipped with strutting arrangement (3) and coiling mechanism (4) on frame (1), strutting arrangement (3) contain: bracing piece A (3-1), bracing piece B (3-2) and bracing piece C (3-4), the one end of bracing piece A (3-1) and bracing piece B (3-2) articulates respectively in frame (1), and the other end articulates respectively on bracing piece C (3-4), frame (1), bracing piece A (3-1), bracing piece B (3-2) and bracing piece C (3-4) form four-bar linkage, be equipped with gyro wheel (3-3) on bracing piece C (3-4), coiling device (4) contain: the device comprises an outer pull rod (4-2), an inner pull rod (4-3) and a fixing frame (4-6), wherein one end of the outer pull rod (4-2) and one end of the inner pull rod (4-3) are respectively hinged to a rack (1), the other end of the outer pull rod (4-2) and the other end of the inner pull rod (4-3) are respectively hinged to the fixing frame (4-6), the rack (1), the outer pull rod (4-2), the inner pull rod (4-3) and the fixing frame (4-6) form a four-bar mechanism, a winding mechanism is arranged on the fixing frame (4-6): the belt winding mechanism comprises a main shaft (4-4), a support rod A (4-8), a connecting rod (4-9), a belt winding rod (4-11) and a support rod B (4-13), wherein the main shaft (4-4), the support rod A (4-8), the belt winding rod (4-11) and the support rod B (4-13) are hinged with each other to form a four-bar mechanism, namely two ends of the support rod A (4-8) are respectively hinged to one ends of the main shaft (4-4) and the belt winding rod (4-11), two ends of the support rod B (4-13) are respectively hinged to the other ends of the main shaft (4-4) and the belt winding rod (4-11), one end of the connecting rod (4-9) is hinged to the belt winding rod (4-11), the other end of the connecting rod is hinged to a movable seat (4-10), and the movable seat (4-10) can freely move on the main shaft (4-4), a spring (4-12) is arranged between the movable seat (4-10) and at least one end of the main shaft (4-4), and the movable seat (4-10) moves towards the direction of the support rod A (4-8) under the action of the spring (4-12).
The spring (4-12) can be arranged between the movable seat (4-10) and the support rod A (4-8) or between the movable seat (4-10) and the support rod B (4-13).
The springs (4-12) always apply acting force on the movable seats (4-10) to enable the movable seats (4-10) to move towards one ends of the support rods A (4-8), the ends of the support rods A (4-8) are the inner sides of the tape coiling mechanism, and the ends of the support rods B (4-13) are the outer sides of the tape coiling mechanism.
The tape coiling rod (4-11) is L-shaped, one end of the tape coiling rod (4-11) is hinged to the support rod B (4-13), and the support rod A (4-8) and the connecting rod (4-9) are respectively hinged to the inflection point of the tape coiling rod (4-11).
The movable seat (4-10) is tubular and is sleeved on the main shaft (4-4), or the movable seat (4-10) and the main shaft (4-4) are inserted and connected in an embedded mode.
As an improvement, a connecting rod (2) is arranged between the supporting rod A (3-1) and the outer pull rod (4-2), namely the supporting rod A (3-1) and the outer pull rod (4-2) can synchronously rotate around the hinged point of the supporting rod A (3-1) and the outer pull rod and the frame (1).
As an improvement, the supporting devices (3) and the belt winding devices (4) are respectively provided with two groups and are respectively arranged on two sides of the rack (1), hydraulic oil cylinders (5) are arranged between the supporting devices (3), between the connecting rods (2) or between the belt winding devices (4), and the support devices (3) and the belt winding devices (4) can swing by stretching of the hydraulic oil cylinders.
As an improvement, a driving mechanism (4-7) is arranged, and the driving mechanism (4-7) drives the main shaft (4-4) to rotate.
Compared with the prior art, the pipe unloading device has the advantages of simple structure, good pipe unloading effect, low labor intensity, convenience in transition and the like.
Drawings
Fig. 1 is a schematic front view of a drip tape recovery device.
FIG. 2 is a schematic view of the structure in the direction of FIG. 1A-A.
Fig. 3 is a schematic view of the structure in the direction of fig. 1B-B.
Fig. 4 is a schematic view of a drip tape reel.
Fig. 5 is a schematic view of the structure in the direction of fig. 1C-C.
Shown in the figure: 1 is a frame, 2 is a connecting rod, 3 is a supporting device, 3-1 is a supporting rod A, 3-2 is a supporting rod B, 3-3 is a roller, 3-4 is a supporting rod C, 4 is a belt coiling device, 4-1 is a hinged seat, 4-2 is an outer pull rod, 4-3 is an inner pull rod, 4-4 is a main shaft, 4-5 is a bearing seat, 4-6 is a fixed frame, 4-7 is a driving mechanism, 4-8 is a support rod A, 4-9 is a connecting rod, 4-10 is a movable seat, 4-11 is a belt coiling rod, 4-12 is a spring, 4-13 is a support rod B, 4-14 is a gasket, and 5 is a hydraulic oil cylinder.
Detailed Description
Preferred embodiments of the present invention are described in detail below.
Example 1: referring to fig. 1 to 5, which are schematic structural views according to embodiment 1 of the present invention, the present embodiment discloses an integrated drip irrigation tape recycling machine, which includes a frame 1, and is characterized in that: be equipped with strutting arrangement 3 and take-up device 4 on frame 1, strutting arrangement 3 contains: the device comprises a support rod A3-1, a support rod B3-2 and a support rod C3-4, wherein one end of the support rod A3-1 and one end of the support rod B3-2 are respectively hinged to a rack 1, the other end of the support rod A3-2 are respectively hinged to a support rod C3-4, the rack 1, the support rod A3-1, the support rod B3-2 and the support rod C3-4 form a four-bar linkage mechanism, rollers 3-3 are arranged on the support rod C3-4, and the winding device 4 comprises: the device comprises an outer pull rod 4-2, an inner pull rod 4-3 and a fixing frame 4-6, wherein one end of the outer pull rod 4-2 and one end of the inner pull rod 4-3 are respectively hinged on a rack 1, the other end of the outer pull rod 4-2 are respectively hinged on the fixing frame 4-6, the rack 1, the outer pull rod 4-2, the inner pull rod 4-3 and the fixing frame 4-6 form a four-bar mechanism, a winding mechanism is arranged on the fixing frame 4-6, and the winding mechanism at least comprises: the device comprises a main shaft 4-4, a support rod A4-8, a connecting rod 4-9, a coiling rod 4-11 and a support rod B4-13, wherein the main shaft 4-4, the support rod A4-8, the coiling rod 4-11 and the support rod B4-13 are hinged with each other to form a four-bar mechanism, namely, two ends of the support rod A4-8 are respectively hinged with one end part of the main shaft 4-4 and one end part of the coiling rod 4-11, two ends of the support rod B4-13 are respectively hinged with the other end part of the main shaft 4-4 and the other end part of the coiling rod 4-11, one end of the connecting rod 4-9 is hinged with the coiling rod 4-11, the other end of the connecting rod is hinged with a movable seat 4-10, the movable seat 4-10 can freely move on the main shaft 4-4, a spring 4-12 is arranged between the movable seat 4-, the movable seat 4-10 moves towards the direction of the support rod A4-8 under the action of the spring 4-12.
The support rod A4-8, the connecting rod 4-9, the tape coiling rod 4-11 and the support rod B4-13 are provided with a plurality of rods and are distributed around the main shaft 4-4, the tape coiling rod 4-11 forms a cylindrical tape coiling shaft, and the recovered dropper tapes are wound on the tape coiling shaft.
The springs 4-12 can be arranged between the movable seats 4-10 and the support rod A4-8 or between the movable seats 4-10 and the support rod B4-13, and the springs are used for providing acting force, which can be pushing force or pulling force, to the movable seats 4-10 to one end of the support rod A4-8.
Namely, the spring 4-12 always applies acting force to the movable seat 4-10, so that the movable seat 4-10 moves towards one end of a support rod A4-8, the end of the support rod A4-8 is the inner side of the tape coiling mechanism, and the end of the support rod B4-13 is the outer side of the tape coiling mechanism.
The tape coiling rod 4-11 is L-shaped, one end of the tape coiling rod 4-11 is hinged to the support rod B4-13, and the support rod A4-8 and the connecting rod 4-9 are respectively hinged to the inflection point of the tape coiling rod 4-11.
The hinge point of the tape winding rod 4-11 and the support rod B4-13 is preferably in the middle of the support rod B4-13.
The movable seat 4-10 is tubular and is sleeved on the main shaft 4-4; or the movable seat 4-10 and the main shaft 4-4 are inserted in an embedding manner, namely the structure of the inserting in the embedding manner is as follows: the main shaft 4-4 is provided with a guide rail, the movable seat 4-10 is provided with a sliding chute, and the sliding rail can be groove-shaped or convex-edge-shaped.
As an improvement, a connecting rod 2 is arranged between the supporting rod A3-1 and the outer pull rod 4-2, namely the supporting rod A3-1 and the outer pull rod 4-2 can synchronously rotate around the hinged point of the supporting rod A3-1 and the outer pull rod 4-2 and the frame 1.
As an improvement, two groups of supporting devices 3 and two groups of belt winding devices 4 are respectively arranged on two sides of the rack 1, hydraulic oil cylinders 5 are arranged between the supporting devices 3, between the connecting rods 2 or between the belt winding devices 4, and the support devices 3 and the belt winding devices 4 can swing by stretching and contracting of the hydraulic oil cylinders.
As a modification, a driving mechanism 4-7 is provided, and the driving mechanism 4-7 drives the main shaft 4-4 to rotate.
During the in-service use, hydraulic cylinder 5 is flexible, can drive frame 1 with strutting arrangement 3 and coiling mechanism 4 of one side folding to frame 1 direction, realizes strutting arrangement 3 and coiling mechanism 4 and retrieves.
When the automatic winding device works, the main shaft 4-4 is driven to rotate through the driving mechanism 4-7, the tape winding rod 4-11 hinged to the main shaft 4-4 is driven to rotate, and the tape winding device 4 is wound with the tape winding device.
When the tape coiling device 4 is fully coiled with the dropper tape and the tape needs to be unloaded, the operation bracket rod B4-13 rotates around the hinged point of the operation bracket rod B894-4 and the main shaft to reduce the diameter of the columnar tape coiling shaft, the movable seat 4-10 slides towards the direction of the bracket rod B4-13 when the tape coiling shaft is reduced, and at the moment, the connecting rod 4-9 and the bracket rod A4-8 move in a coordinated manner.
While the foregoing is directed to the preferred embodiment of the present invention, it is noted that various changes and modifications may be made herein by one of ordinary skill in the art without departing from the spirit and scope of the invention.
Claims (4)
1. The utility model provides an all-in-one is retrieved to drip irrigation zone, includes frame (1), its characterized in that: be equipped with strutting arrangement (3) and coiling mechanism (4) on frame (1), strutting arrangement (3) contain: a support rod A (3-1), a support rod B (3-2) and a support rod C (3-4), wherein one end of the support rod A (3-1) and one end of the support rod B (3-2) are respectively hinged on the frame (1), the other end of the support rod A (3-2) and the other end of the support rod B (3-4) are respectively hinged on the support rod C (3-4), the frame (1), the support rod A (3-1), the support rod B (3-2) and the support rod C (3-4) form a four-bar mechanism, the support rod C (3-4) is provided with a roller (,
the spooling device (4) comprises: the device comprises an outer pull rod (4-2), an inner pull rod (4-3) and a fixing frame (4-6), wherein one end of the outer pull rod (4-2) and one end of the inner pull rod (4-3) are respectively hinged to a rack (1), the other end of the outer pull rod (4-2) and the other end of the inner pull rod (4-3) are respectively hinged to the fixing frame (4-6), the rack (1), the outer pull rod (4-2), the inner pull rod (4-3) and the fixing frame (4-6) form a four-bar mechanism, a winding mechanism is arranged on the fixing frame (4-6): a main shaft (4-4), a support rod A (4-8), a connecting rod (4-9), a tape coiling rod (4-11) and a support rod B (4-13), the main shaft (4-4), the support rod A (4-8), the tape coiling rod (4-11) and the support rod B (4-13) are hinged with each other to form a four-bar linkage, one end of the connecting rod (4-9) is hinged on the tape coiling rod (4-11), the other end is hinged on the movable seat (4-10), the movable seat (4-10) can freely move on the main shaft (4-4), a spring (4-12) is arranged between the movable seat (4-10) and at least one end of the main shaft (4-4), the movable seat (4-10) moves towards the direction of the support rod A (4-8) under the action of the spring (4-12).
2. The drip tape recycling integrated machine according to claim 1, wherein: a connecting rod (2) is arranged between the supporting rod A (3-1) and the outer pull rod (4-2), namely the supporting rod A (3-1) and the outer pull rod (4-2) can synchronously rotate around the hinged point of the supporting rod A (3-1) and the outer pull rod (4-2) and the rack (1).
3. The drip tape recycling integrated machine according to claim 2, wherein: strutting arrangement (3) and coiling mechanism (4) respectively are equipped with two sets ofly, and establish respectively in frame (1) both sides, be equipped with hydraulic cylinder (5) between strutting arrangement (3), between connecting rod (2) or between coiling mechanism (4), the swing of strutting arrangement (3) and coiling mechanism (4) can be realized to the hydro-cylinder is flexible.
4. An integrated drip irrigation tape recycling machine according to claim 1, 2 or 3, characterized in that: the device is provided with a driving mechanism (4-7), and the driving mechanism (4-7) drives the main shaft (4-4) to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910866823.5A CN110606410A (en) | 2019-09-12 | 2019-09-12 | Drip irrigation tape recycling all-in-one machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910866823.5A CN110606410A (en) | 2019-09-12 | 2019-09-12 | Drip irrigation tape recycling all-in-one machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110606410A true CN110606410A (en) | 2019-12-24 |
Family
ID=68891196
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910866823.5A Pending CN110606410A (en) | 2019-09-12 | 2019-09-12 | Drip irrigation tape recycling all-in-one machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110606410A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287920A (en) * | 2013-06-04 | 2013-09-11 | 建科机械（天津）股份有限公司 | Foldable high-altitude steel bar arrangement frame |
| CN203877663U (en) * | 2014-06-23 | 2014-10-15 | 塔里木大学 | Self-unloading type automatic bundling recovering machine of drip irrigation belt |
| CN205775963U (en) * | 2016-06-21 | 2016-12-07 | 重庆双驰门窗有限公司 | Collapsible rail equipment |
| CN205932768U (en) * | 2016-08-16 | 2017-02-08 | 新疆路创奇农牧机械有限公司 | Retrieve machine recovery system from walking union type drip irrigation zone |
| CN206665997U (en) * | 2017-04-25 | 2017-11-24 | 中建七局第一建筑有限公司 | A kind of folding hoisting machine structure for building |
| KR20180037634A (en) * | 2016-10-04 | 2018-04-13 | 주식회사 포스코 | Storage apparatus for winding material |
| CN108861799A (en) * | 2018-06-06 | 2018-11-23 | 苏州睿烁环境科技有限公司 | A kind of communication cable wire dispenser convenient for restocking |
| CN210682841U (en) * | 2019-09-12 | 2020-06-05 | 杨姚平 | Drip irrigation tape recycling all-in-one machine |
-
2019
- 2019-09-12 CN CN201910866823.5A patent/CN110606410A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103287920A (en) * | 2013-06-04 | 2013-09-11 | 建科机械（天津）股份有限公司 | Foldable high-altitude steel bar arrangement frame |
| CN203877663U (en) * | 2014-06-23 | 2014-10-15 | 塔里木大学 | Self-unloading type automatic bundling recovering machine of drip irrigation belt |
| CN205775963U (en) * | 2016-06-21 | 2016-12-07 | 重庆双驰门窗有限公司 | Collapsible rail equipment |
| CN205932768U (en) * | 2016-08-16 | 2017-02-08 | 新疆路创奇农牧机械有限公司 | Retrieve machine recovery system from walking union type drip irrigation zone |
| KR20180037634A (en) * | 2016-10-04 | 2018-04-13 | 주식회사 포스코 | Storage apparatus for winding material |
| CN206665997U (en) * | 2017-04-25 | 2017-11-24 | 中建七局第一建筑有限公司 | A kind of folding hoisting machine structure for building |
| CN108861799A (en) * | 2018-06-06 | 2018-11-23 | 苏州睿烁环境科技有限公司 | A kind of communication cable wire dispenser convenient for restocking |
| CN210682841U (en) * | 2019-09-12 | 2020-06-05 | 杨姚平 | Drip irrigation tape recycling all-in-one machine |
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