CN210869017U - Folding steel rope transmission internal thermal insulation device - Google Patents
Folding steel rope transmission internal thermal insulation device Download PDFInfo
- Publication number
- CN210869017U CN210869017U CN201921331368.0U CN201921331368U CN210869017U CN 210869017 U CN210869017 U CN 210869017U CN 201921331368 U CN201921331368 U CN 201921331368U CN 210869017 U CN210869017 U CN 210869017U
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- Prior art keywords
- wheel
- heat preservation
- traction
- greenhouse
- motor
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- Withdrawn - After Issue
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 12
- 230000005540 biological transmission Effects 0.000 title claims abstract description 12
- 239000010959 steel Substances 0.000 title claims abstract description 12
- 238000009413 insulation Methods 0.000 title claims description 11
- 238000004321 preservation Methods 0.000 claims abstract description 50
- 239000000725 suspension Substances 0.000 claims abstract description 15
- 230000001360 synchronised effect Effects 0.000 claims abstract description 13
- 230000002146 bilateral effect Effects 0.000 claims description 3
- 239000000969 carrier Substances 0.000 claims 1
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 239000012774 insulation material Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 238000012271 agricultural production Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
Landscapes
- Greenhouses (AREA)
Abstract
The utility model relates to a heat preservation device in foldable steel cable transmission, steel cable transmission is rolled up curtain device and is equipped with power draw gear and heat preservation by hoist device, power draw gear includes the motor, the pivot, and leading wheel axle, heat preservation are included reverse pulley, traction wheel, slide rail, suspension wheel group by hoist device, and the motor realizes the removal of synchronous control both sides traction wheel through changing just reversal, and the traction wheel drives and keeps warm and is reciprocated, and then expansion and the closure of synchronous control both sides heat preservation quilt, the utility model discloses can realize high-efficient quick exhibition curtain and roll up the curtain, keep warm when solving and receiving the curtain and be packed up the difficulty, heat preservation device compact structure simultaneously, occupation space is little, can realize land resource utilization's maximize.
Description
Technical Field
The utility model belongs to the field of heat preservation devices in the greenhouse, in particular to heat preservation device in foldable steel cable transmission.
Background
At present, in modern agricultural production, greenhouse facility planting is widely adopted, in order to improve the temperature inside a greenhouse in winter or spring, a thick straw curtain needs to be covered outside the greenhouse, or an arched inner greenhouse is built inside the greenhouse, and the outer surface of the inner greenhouse is covered with heat insulation materials, so that the heat insulation effect is achieved. The outer surface of the greenhouse is covered with the heat insulation material, and when rain and snow weather occurs, the moisture of the heat insulation material can increase the folding and unfolding difficulty of the roller shutter and reduce the heat insulation effect. When the inner arch is adopted for heat preservation, the heat preservation effect is better, but the construction cost of the greenhouse is increased, and the utilization space of the greenhouse is reduced. At present, the labor cost is continuously improved, the land resources are increasingly tense, and the design of the novel greenhouse internal heat preservation device with high efficiency, compact structure and high space utilization rate has important significance.
Disclosure of Invention
In order to compensate the not enough of above-mentioned prior art, the utility model provides a heat preservation device in foldable steel cable transmission can realize that both sides are synchronous to be opened up the curtain and receive the curtain, and occupation space is little, and economic benefits is high.
The utility model aims at realizing through following technical scheme, a heat preservation device in foldable steel cable transmission, including the greenhouse main part, the greenhouse main part is the rack structure of vertical bilateral symmetry, and greenhouse both ends top is equipped with the mounting bracket, is equipped with a heat preservation in the greenhouse and is by its technical essential: a power traction device is arranged above the middle inside the greenhouse, a plurality of groups of heat preservation quilt hoisting devices are arranged above the heat preservation quilts, and longitudinal support rollers I and support rollers II are symmetrically arranged on two sides of the greenhouse;
the power traction device comprises a motor, the motor is arranged in the middle position, close to the top, of the interior of the greenhouse main body, an output shaft is arranged on the motor, a rotating shaft I and a rotating shaft II which are parallel are longitudinally arranged below the motor and in the middle of the greenhouse, two ends of the rotating shaft I and two ends of the rotating shaft II are movably connected to the mounting frame, and a driven belt wheel I and a driven belt wheel II are fixedly mounted on the rotating shaft I and the rotating shaft II respectively; a guide wheel shaft I and a guide wheel shaft II are respectively arranged below the rotating shaft I and the rotating shaft II, two ends of the guide wheel shaft I and the guide wheel shaft II are fixedly connected to the mounting frame, and a plurality of guide wheels I and a plurality of guide wheels II are respectively movably mounted on the guide wheel shaft I and the guide wheel shaft II; a master gear is mounted at one end of an output shaft of the motor, a slave gear is rotatably mounted on the motor, the master gear is meshed with the slave gear, a master belt wheel I is fixedly mounted at one end of the slave gear, a master belt wheel II is mounted at the other end of the output shaft of the motor, and the master belt wheel I is connected with the slave belt wheel I through a synchronous belt; a plurality of groups of traction ropes I and traction ropes II are respectively wound on the rotating shaft I and the rotating shaft II;
the heat-preservation hoisted device comprises a plurality of reversing pulleys I and II, a plurality of guide pulleys I and II, a plurality of slide rails I and II, which are symmetrically distributed along the longitudinal central line of the greenhouse; the heat preservation quilt comprises a shed frame, a reversing pulley I, a reversing pulley II, a guide pulley I, a sliding rail II, a hanging wheel set, a wheel carrier, a heat preservation quilt main body and small pulleys, wherein the reversing pulley I and the reversing pulley II are respectively arranged below the left side and the right side of the shed frame; a plurality of traction wheels I and traction wheels II are respectively arranged at two ends of the heat preservation quilt, the traction wheels I and the traction wheels II are respectively provided with two clamping wheels, the two clamping wheels are respectively arranged at two sides of the slide rail and slide along the slide rail, a wheel carrier is arranged below the clamping wheels, the lower end of the wheel carrier is fixedly connected with one end of the heat preservation quilt, and the wheel carrier main bodies of the traction wheels I and the traction wheels II are respectively fixedly connected with a traction rope I and a traction rope II;
the traction rope I is connected with the outer side of the guide wheel I in a sliding mode, is hung above a small pulley of a hanging wheel set of the sliding rail I, is fixedly connected with the traction wheel I, is connected with the outer side of the supporting roller I in a sliding mode, is hung above the reversing pulley I and the guide pulley I, and is wound on the rotating shaft I, so that a closed loop is formed; II sliding connection leading wheel outsides of haulage rope II, hoist and mount and the hanging wheel group's of slide rail II small pulley top, fixed connection traction wheel II, II outsides of sliding connection support cylinder, switching-over pulley II, II tops of leading pulley, twine in pivot II to form closed return circuit.
The utility model has the advantages that:
(1) by adopting the thermal insulation device in the greenhouse, the curtain can be efficiently and quickly unfolded and rolled, the problem that the thermal insulation is difficult to fold when the curtain is folded is solved, the working efficiency is improved, and the safety is good;
(2) the heat preservation device has compact structure and small occupied space, can realize the maximization of land resource utilization, and has high economic benefit.
Drawings
Fig. 1 is a state diagram of the curtain of the present invention;
FIG. 2 is a state diagram of the curtain of the present invention;
fig. 3 is an axonometric view of the structure of the present invention;
FIG. 4 is an enlarged view of a portion of the drive device;
FIG. 5 is a partial isometric view of the drive assembly;
FIG. 6 is a connecting view of a suspension wheel set and a slide rail;
FIG. 7 is a schematic view of a suspension wheel set;
fig. 8 is a schematic structural view of a traction wheel and a traction rope.
Figures 1-8 are numbered: the greenhouse comprises a greenhouse 1, a mounting frame 2, a heat preservation quilt 3, a power traction device 4, a heat preservation quilt hoisting device 5, a support roller I6-1, a support roller II 6-2, a motor 7, a rotating shaft I8-1, a rotating shaft II 8-2, a driven pulley I9-1, a driven pulley II 9-2, a guide wheel shaft I10-1, a guide wheel shaft II 10-2, a guide wheel I11-1, a guide wheel II 11-2, a main gear 12, a driven gear 13, a main pulley I14-1, a main pulley II 14-2, a synchronous belt I15-1, a synchronous belt II 15-2, a traction rope I16-1, a traction rope II 16-2, a reversing pulley I17-1, a reversing pulley II 17-2, a guide pulley I18-1, a guide pulley II 18-2 and a slide rail I19-1, the device comprises a sliding rail II 19-2, a suspension wheel set 20, a clamping wheel 20-1, a wheel frame 20-2, a small pulley 20-3, a traction wheel I21-1, a traction wheel II 21-2, a supporting rod 22 and a shed frame 23.
Detailed Description
Referring to the figures 1-8, the folding type steel rope transmission internal thermal insulation device comprises a greenhouse 1 main body, wherein the greenhouse 1 main body is of a longitudinal bilateral symmetrical shed frame structure, mounting frames 2 are arranged above two ends of the greenhouse 1, a thermal insulation quilt 3 is arranged in the greenhouse 1, a power traction device 4 is arranged above the middle inside the greenhouse 1, a plurality of groups of thermal insulation quilt hoisting devices 5 are arranged above the thermal insulation quilt, supporting rods 22 are arranged on the ground on the left side and the right side below the greenhouse, and a longitudinal supporting roller I6-1 and a longitudinal supporting roller II 6-2 are respectively arranged above the supporting rods 22;
the power traction device 4 comprises a motor 7, the motor 7 is arranged on a shed frame 23 in the main body of the greenhouse 1 and close to the middle position of the top, an output shaft is arranged on the motor 7, a rotating shaft I8-1 and a rotating shaft II 8-2 which are parallel are longitudinally arranged below the motor 7 and in the middle of the greenhouse, two ends of the rotating shaft I8-1 and two ends of the rotating shaft II 8-2 are movably connected to the mounting frame 2, and a driven belt wheel I9-1 and a driven belt wheel II 9-2 are fixedly arranged on the rotating shaft I8-1 and the rotating shaft II 8-2 respectively; a guide wheel shaft I10-1 and a guide wheel shaft II 10-2 are respectively arranged below the rotating shaft I8-1 and the rotating shaft II 8-2, two ends of the guide wheel shaft I10-1 and two ends of the guide wheel shaft II 10-2 are fixedly connected to the mounting frame 2, and a plurality of guide wheels I11-1 and a plurality of guide wheels II 11-2 are respectively movably mounted on the guide wheel shaft I10-1 and the guide wheel shaft II 10-2; the guide wheel I11-1 and the guide wheel II 11-2 rotate around a guide wheel shaft I10-1 and a guide wheel shaft II 10-2 respectively, a main gear 12 is installed at one end of an output shaft of the motor 7, a driven gear 13 is installed on the motor 7 in a rotating mode, the main gear 12 is meshed with the driven gear 13, a main belt pulley I14-1 is fixedly installed at one end of the driven gear 13, a main belt pulley II 14-2 is installed at the other end of the output shaft of the motor, and the main belt pulley I14-1, the driven belt pulley I9-1, the main belt pulley II 14-2 and the driven belt pulley II 9-2 are connected through a synchronous belt I15-1 and a synchronous belt II 15-2 respectively; a plurality of groups of traction ropes I16-1 and II 16-2 are respectively wound on the rotating shaft I8-1 and the rotating shaft II 8-2;
the heat-preservation hoisted device 5 comprises a plurality of reversing pulleys I17-1 and II 17-2, a plurality of guide pulleys I18-1 and II 18-2, a plurality of slide rails I19-1 and II 19-2, which are symmetrically distributed along the longitudinal central line of the greenhouse; the greenhouse comprises a greenhouse frame, a reversing pulley I17-1, a reversing pulley II 17-2, a guide pulley I18-1, a guide pulley II 18-2, a sliding rail I19-1, a sliding rail II 19-2, a plurality of groups of suspension wheel sets 20, a plurality of clamping wheels 20-1, a plurality of small pulleys 20-3 and a plurality of small pulleys 20-3, wherein the reversing pulley I17-1 and the reversing pulley II 17-2 are respectively arranged below the left side and the right side of the greenhouse frame 1, the guide pulley I18-1 and the guide pulley II 18-2 are respectively arranged in the middle of the left side and the right side of the greenhouse frame, the sliding rail I19-1 and the sliding rail II 19-2 are respectively provided with the groups of suspension wheel sets 20, each suspension wheel set 20 comprises two clamping wheels 20-1, the two clamping; the heat preservation quilt comprises a heat preservation quilt 3, and is characterized in that two ends of the heat preservation quilt 3 are respectively fixedly connected with a plurality of traction wheels I21-1 and traction wheels II 21-2, the traction wheels I21-1 and the traction wheels II 21-2 are respectively provided with two clamping wheels 20-1, the two clamping wheels 20-1 are respectively arranged on two sides of a sliding rail I19-1 or a sliding rail II 19-2 and can slide along the sliding rail, a wheel frame 20-2 is arranged below the clamping wheels 20-1, the lower end of the wheel frame 20-2 is fixedly connected with one end of the heat preservation quilt 3, and main bodies of the wheel frame 20-2 of the traction wheels I21-1 and the traction wheels II 21-2 are respectively fixedly connected with a traction rope I16-1 and a;
the traction rope I16-1 is connected with the outer side of the guide wheel I11-1 in a sliding mode, is hung above a small pulley 20-3 of a hanging wheel set of the sliding rail I19-1, is fixedly connected with the traction wheel I21-1, is connected with the outer side of the supporting roller I16-1 in a sliding mode, is connected above the reversing pulley I17-1 and the guide pulley I18-1 in a sliding mode, and is wound on the rotating shaft I8-1, so that a closed loop is formed; the traction rope II 16-2 is connected with the outer side of the guide wheel II 11-2 in a sliding mode, is hoisted above a small pulley 20-3 of a hanging wheel set of the sliding rail II 19-2 and is fixedly connected with the traction wheel II 21-2, is connected with the outer side of the supporting roller II 16-2 in a sliding mode, is connected with the reversing pulley II 17-2 and the guide pulley II 18-2 in a sliding mode and is wound on the rotating shaft II 8-2 in a winding mode, and therefore a closed loop is formed.
A plurality of rope grooves can be formed in the rotating shaft I8-1 and the rotating shaft II 8-2, and the traction rope I16-1 and the traction rope II 16-2 are wound in the rope grooves respectively; the wheel frame 20-2 of the traction wheel I21-1 and the traction wheel II 21-2 can be provided with penetrating holes, the traction rope I16-1 and the traction rope II 16-2 penetrate through the penetrating holes and are welded to realize fixed connection, and the traction rope I16-1 and the traction rope II 16-2 are steel ropes.
The utility model discloses a working process:
curtain unfolding: the motor 7 is started, the motor 7 is located in the middle of the inner side of the greenhouse, the motor 7 is fixedly installed below the inner side of the middle of the greenhouse frame, the motor 7 transmits power to two ends of an output shaft, a main belt wheel II 14-2 is installed at one end of the output shaft, a main gear 12 is installed at the other end of the output shaft, a slave gear 13 is rotatably installed on the motor 7, the main belt wheel I14-1 is fixedly installed on a slave gear 13, and the main gear 12 and the slave gear 13 are meshed for rotation;
when the motor 7 rotates anticlockwise, an output shaft of the motor 7 drives the main belt pulley II 14-2 to rotate anticlockwise, the main belt pulley I14-1 rotates reversely through gear transmission, the main belt pulley I14-1 drives the driven belt pulley I9-1 to rotate clockwise through a synchronous belt I15-1, the driven belt pulley I9-1 is fixedly arranged on a rotating shaft I8-1, the rotating shaft I8-1 is rotatably arranged on the mounting frame 2 on two sides of the shed frame 10, and the driven belt pulley I9-1 drives the rotating shaft I8-1 to rotate clockwise; the main belt wheel II 14-2 is connected with the secondary belt wheel II 9-2 through a synchronous belt II 15-2, the main belt wheel II 14-2 rotates anticlockwise to drive the secondary belt wheel II 9-2 to rotate, and the secondary belt wheel II 9-2 is fixedly connected to the rotating shaft II 8-2 to further drive the rotating shaft II 8-2 to rotate anticlockwise;
the heat preservation quilt 3 is hung on the slide rail 4 through a plurality of groups of suspension wheel sets 5, the tail ends of the two sides of the plurality of groups of suspension wheel sets 5 are respectively provided with a traction wheel I21-1 and a traction wheel II 21-2, and the traction wheel 2 is fixedly arranged above the heat preservation quilt 3; the traction rope I16-1 and the traction rope II 16-2 are closed-loop ropes respectively.
The traction rope I16-1 is spirally wound on the rotating shaft I8-1, then sequentially penetrates through the guide pulley I11-1 and the small pulley 20-3 of the suspension wheel set 20, is fixedly arranged on the traction wheel I21-1, then penetrates through the reversing pulley I17-1 and the guide pulley I18-1, and finally reaches the rotating shaft I8-1. The rotating shaft I8-1 rotates clockwise, the traction rope I16-1 is driven to move clockwise through friction, the traction rope I16-1 drives the traction wheel I21-1 to move downwards along the sliding rail I19-1, the traction wheel 2 drives one side of the heat preservation quilt 3 to move downwards, and the heat preservation quilt 3 simultaneously drives the hanging pulley block 20 to move downwards.
Similarly, the traction rope II 16-2 is spirally wound on the rotating shaft II 8-2, the rotating shaft II 8-2 rotates anticlockwise to drive the traction rope II 16-2 to move anticlockwise, and the other side of the heat preservation quilt 3 moves downwards, so that the heat preservation quilt 3 integrally moves downwards to finish curtain unfolding action; the supporting roller I6-1 and the supporting roller II 6-2 can support the heat preservation quilt 3 or serve as a guiding device of a traction rope.
Curtain folding: the motor 7 rotates clockwise, an output shaft of the motor 7 drives the main belt pulley II 14-2 to rotate clockwise, the main belt pulley I14-1 rotates reversely through gear transmission, the main belt pulley I14-1 drives the auxiliary belt pulley I9-1 to rotate anticlockwise through the synchronous belt I15-1, and the auxiliary belt pulley I9-1 drives the rotating shaft I8-1 to rotate anticlockwise; the main belt wheel II 14-2 is connected with the secondary belt wheel II 9-2 through a synchronous belt II 15-2, the main belt wheel II 14-2 rotates clockwise to drive the secondary belt wheel II 9-2 to rotate, and the secondary belt wheel II 9-2 is fixedly connected with the rotating shaft II 8-2 to further drive the rotating shaft II 8-2 to rotate clockwise;
the rotating shaft I8-1 rotates anticlockwise to drive the traction rope I16-1 to move anticlockwise through friction, the traction rope I16-1 drives the traction wheel I21-1 to move upwards along the sliding rail 4, the traction wheel I21-1 drives the heat preservation quilt 3 to move upwards on one side, and the heat preservation quilt 3 drives the suspension pulley block 20 to move upwards at the same time. Similarly, the traction rope II 16-2 is spirally wound on the rotating shaft II 8-2, the rotating shaft II 8-2 rotates clockwise to drive the right traction rope II 16-2 to move clockwise, and the heat preservation quilt 3 moves upwards on the right side, so that the heat preservation quilt 3 moves upwards integrally and moves inwards to finish the curtain folding action.
The motor 7 synchronously controls the traction wheel I21-1 and the traction wheel II 21-2 to move by changing the forward and reverse rotation, the two traction wheels drive the heat preservation quilt to move up and down and move towards the two sides or the center, and then the heat preservation quilts 3 on the two sides are synchronously controlled to be unfolded and closed.
Claims (2)
1. The utility model provides a heat preservation device in transmission of foldable steel cable, includes the greenhouse main part, and the greenhouse main part is the rack structure of vertical bilateral symmetry, and greenhouse both ends top is equipped with the mounting bracket, is equipped with a heat preservation quilt in the greenhouse, characterized by: a power traction device is arranged above the middle inside the greenhouse, a plurality of groups of heat preservation quilt hoisting devices are arranged above the heat preservation quilts, and longitudinal support rollers I and support rollers II are symmetrically arranged on two sides of the greenhouse;
the power traction device comprises a motor, an output shaft is arranged on the motor, two parallel rotating shafts are longitudinally arranged below the motor and in the middle of the greenhouse, two ends of each rotating shaft are movably connected to the mounting frame, and driven belt wheels are fixedly arranged on the two rotating shafts; two parallel guide wheel shafts are respectively arranged below the two rotating shafts, two ends of each guide wheel shaft are fixedly connected to the mounting frame, and a plurality of guide wheels are movably mounted on the two guide wheel shafts; the output shaft of the motor is provided with a master gear, the motor is rotatably provided with a slave gear, the master gear is meshed with the slave gear, the slave gear is fixedly provided with a master belt wheel I, the output shaft of the motor is provided with a master belt wheel II, and the master belt wheel I and the master belt wheel II are respectively connected with two slave belt wheels through synchronous belts; a plurality of groups of traction ropes are respectively wound on the two rotating shafts;
the heat-preservation hoisted device comprises a plurality of reversing pulleys, a plurality of guide pulleys and a plurality of slide rails which are symmetrically distributed along the longitudinal central line of the greenhouse; the reversing pulleys are respectively installed below the left side and the right side of the shed frame, the guide pulleys are respectively installed in the middle of the left side and the right side of the shed frame, a plurality of groups of suspension wheel sets are respectively arranged on the sliding rails, each suspension wheel set comprises two clamping wheels, the two clamping wheels are respectively arranged on the two sides of the sliding rail and slide along the sliding rail, a wheel carrier is arranged below each clamping wheel, the bottom end of the wheel carrier is fixedly connected with a heat preservation quilt main body, and small pulleys are respectively arranged on the wheel carriers of the suspension wheel sets; the heat preservation quilt is characterized in that a plurality of traction wheels are respectively arranged at two ends of the heat preservation quilt, each traction wheel is provided with two clamping wheels, the two clamping wheels are respectively arranged at two sides of the sliding rail and slide along the sliding rail, a wheel frame is arranged below the clamping wheels, the lower end of the wheel frame is fixedly connected with one end of the heat preservation quilt, and a wheel frame main body of each traction wheel is respectively fixedly connected with traction ropes at two sides;
the traction rope on each side is connected with the outer side of the guide wheel in a sliding manner, is hung above the small pulley of the suspension wheel set of the slide rail, is fixedly connected with the traction wheel, is connected with the outer side of the support roller in a sliding manner, is connected with the reversing pulley and the upper part of the guide pulley in a sliding manner, and is wound on the rotating shaft, so that a closed loop is formed.
2. A folding steel rope transmission internal thermal insulation device as claimed in claim 1, characterized in that: the hauling rope is a steel rope.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921331368.0U CN210869017U (en) | 2019-08-16 | 2019-08-16 | Folding steel rope transmission internal thermal insulation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921331368.0U CN210869017U (en) | 2019-08-16 | 2019-08-16 | Folding steel rope transmission internal thermal insulation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210869017U true CN210869017U (en) | 2020-06-30 |
Family
ID=71310365
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921331368.0U Withdrawn - After Issue CN210869017U (en) | 2019-08-16 | 2019-08-16 | Folding steel rope transmission internal thermal insulation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210869017U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110463481A (en) * | 2019-08-16 | 2019-11-19 | 沈阳农业大学 | A kind of folding steel rope drive inner thermal insulation device |
-
2019
- 2019-08-16 CN CN201921331368.0U patent/CN210869017U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110463481A (en) * | 2019-08-16 | 2019-11-19 | 沈阳农业大学 | A kind of folding steel rope drive inner thermal insulation device |
| CN110463481B (en) * | 2019-08-16 | 2024-01-26 | 沈阳农业大学 | Folding steel rope transmission internal heat preservation device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200630 Effective date of abandoning: 20240126 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200630 Effective date of abandoning: 20240126 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |