CN112499462A - Hoisting device and method for thin-wall pipeline - Google Patents
Hoisting device and method for thin-wall pipeline Download PDFInfo
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- CN112499462A CN112499462A CN202011390623.6A CN202011390623A CN112499462A CN 112499462 A CN112499462 A CN 112499462A CN 202011390623 A CN202011390623 A CN 202011390623A CN 112499462 A CN112499462 A CN 112499462A
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- 238000000034 method Methods 0.000 title claims description 15
- 238000001514 detection method Methods 0.000 claims description 71
- 239000011324 bead Substances 0.000 claims description 23
- 230000005484 gravity Effects 0.000 claims description 11
- 238000001179 sorption measurement Methods 0.000 claims description 4
- 238000010276 construction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 210000000078 claw Anatomy 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C1/00—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles
- B66C1/10—Load-engaging elements or devices attached to lifting or lowering gear of cranes or adapted for connection therewith for transmitting lifting forces to articles or groups of articles by mechanical means
- B66C1/42—Gripping members engaging only the external or internal surfaces of the articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C13/00—Other constructional features or details
- B66C13/04—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack
- B66C13/06—Auxiliary devices for controlling movements of suspended loads, or preventing cable slack for minimising or preventing longitudinal or transverse swinging of loads
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- Engineering & Computer Science (AREA)
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- Load-Engaging Elements For Cranes (AREA)
Abstract
The application relates to a hoisting device for a thin-wall pipeline, which comprises a clamping component for fixing the middle part of the thin-wall pipeline, a detector arranged on the clamping component and used for detecting the inclination angle of the thin-wall pipeline, a balancing component fixed at the bottom of the clamping component and used for balancing the thin-wall pipeline, and a control element arranged on the clamping component; the detector is electrically connected with the control element, the control element is electrically connected with the balance assembly, and the control element receives the inclination angle signal of the thin-wall pipeline transmitted by the detector and sends an adjusting signal to the balance assembly. This application has the equilibrium of maintaining thin wall pipeline when hoist and mount, promotes the effect of security.
Description
Technical Field
The application relates to the field of hoisting, in particular to a hoisting device and method for a thin-wall pipeline.
Background
The hoisting refers to a general term of installation and in-place of equipment by a crane or a hoisting mechanism, and various hoisting tools are used for hoisting the equipment, workpieces, appliances, materials and the like in the process of maintenance or repair to change the positions of the equipment, so that a hoisting device is required to hoist the thin-wall pipeline to a proper position when the thin-wall pipeline is installed or replaced.
The invention patent with the publication number of CN111532968A discloses a building pipeline hoisting device, which comprises a hoisting box and an installation frame, wherein the installation frame is positioned at the top of the hoisting box, two movable hoisting claws are arranged below the hoisting box, the two movable hoisting claws are symmetrically arranged and are in sliding connection with the hoisting box, a controller and a driving motor are respectively arranged at two sides of the hoisting box, a hollow driving cavity is arranged in the hoisting box, a double-threaded rod connected with the driving motor is arranged in the driving cavity, the double-threaded rod is provided with two groups of external threads in opposite directions, two driving plates in threaded rotary connection with the double-threaded rod are sleeved on the double-threaded rod, threaded holes are formed in the driving plates, the lower ends of the driving plates extend out of the hoisting box and are fixedly connected with the movable hoisting claws, and a guide; this device removes the lifting claw through driving motor drive and snatchs to laminate fixedly through inflation gasbag, can satisfy the hoist and mount demand of different diameter pipelines.
However, when the hoisting device hoists a long thin-wall pipeline, the thin-wall pipeline is still difficult to maintain balanced, and the thin-wall pipeline is inclined during hoisting, so that the safety is insufficient.
Disclosure of Invention
In order to maintain the balance of the thin-wall pipeline during hoisting and improve the safety, the application provides a hoisting device and method for the thin-wall pipeline.
The application provides a hoist device for thin wall pipeline adopts following technical scheme:
a hoisting device for a thin-wall pipeline comprises a clamping assembly for fixing the middle part of the thin-wall pipeline, a detector arranged on the clamping assembly and used for detecting the inclination angle of the thin-wall pipeline, a balancing assembly fixed at the bottom of the clamping assembly and used for balancing the thin-wall pipeline, and a control element arranged on the clamping assembly; the detector is electrically connected with the control element, the control element is electrically connected with the balance assembly, and the control element receives the inclination angle signal of the thin-wall pipeline transmitted by the detector and sends an adjusting signal to the balance assembly.
By adopting the technical scheme, when the thin-wall pipeline is hoisted, the detector detects the inclination angle of the thin-wall pipeline and transmits the inclination angle to the control element, and the control element sends the adjustment model to the balance assembly, so that the thin-wall pipeline is balanced, the balance of the thin-wall pipeline is maintained in the hoisting process of the thin-wall pipeline, and the safety is improved.
Preferably, the clamping assembly comprises a main clamping hoop and an auxiliary clamping hoop which are arc-shaped, the upper end of the main clamping hoop is hinged with the upper end of the auxiliary clamping hoop, and the lower end of the auxiliary clamping hoop and the lower end of the main clamping hoop are detachably mounted and fixed; and a mounting ring used for being connected with a crane hook is fixed at the top of the main clamp hoop.
By adopting the technical scheme, when the thin-wall pipeline is installed, the main clamping hoop and the auxiliary clamping hoop are rotated until the main clamping hoop and the auxiliary clamping hoop are clamped in the middle of the thin-wall pipeline, and then the main clamping hoop and the auxiliary clamping hoop are fixed, so that the thin-wall pipeline is fixed and is convenient to install.
Preferably, a first rubber strip is fixed on the arc-shaped inner wall of the main clamp close to the thin-wall pipeline, and a second rubber strip is fixed on the arc-shaped inner wall of the auxiliary clamp close to the thin-wall pipeline.
Through adopting above-mentioned technical scheme, the setting of first rubber strip and second rubber strip is favorable to reducing the damage of main clamp and vice clamp to the thin-walled pipeline.
Preferably, the detector comprises a detection box fixed with the vertical side wall of the main clamp, detection beads arranged in the detection box in a sliding manner, two distance sensors fixed in the detection box and positioned at two ends of the detection box, and two detection springs arranged in the detection box and positioned at two ends of the detection box; the detection end of the distance sensor faces the detection beads and is used for detecting the offset distance of the detection beads; one end of the detection spring is fixed with the inner side wall of the end part of the detection box, and the other end of the detection spring is abutted against the detection bead; the detection beads slide along the length direction of the detection box, and the length direction of the detection box is consistent with the length direction of the thin-wall pipeline.
By adopting the technical scheme, when the thin-wall pipeline inclines, the detection ball rolls towards one end of the detection box along with the inclination angle of the thin-wall pipeline, so that the detection spring on the side is compressed, the distance sensor on the side detects the offset distance of the detection ball at the moment to generate an electric signal, and the corresponding offset distance can correspond to the inclination angle of the thin-wall pipeline, thereby detecting the inclination angle of the thin-wall pipeline.
Preferably, the balance assembly comprises a balance box fixed at the bottom of the main clamping hoop, two driving blocks slidably mounted in the balance box, two driving screw rods rotatably mounted in the balance box, two driven bevel gears respectively fixed on the two driving screw rods, a driving motor fixed at the middle part of the balance box, a driving bevel gear fixed on an output shaft of the driving motor, and two gravity adjusting blocks respectively fixed at the bottoms of the two driving blocks; the driving screw rod penetrates through the driving block and is in threaded connection with the driving block; the driving bevel gear is meshed with the driven bevel gear, and the two gravity adjusting blocks are respectively arranged at two ends of the balancing box; the control element is a controller, the driving motor is a servo motor, and the controller is electrically connected with the driving motor and the distance sensor respectively.
By adopting the technical scheme, when the thin-wall pipeline inclines, the distance sensor sends a signal to the control element, the control element sends an adjusting signal to the driving motor, and the driving motor drives the driving bevel gear to rotate, so that the driven bevel gear and the driving screw rod rotate along with the driving bevel gear, the driving block is driven to move, the position of the gravity adjusting block is adjusted, and the thin-wall pipeline keeps balance.
The hoisting method for the thin-wall pipeline adopts the following technical scheme:
a hoisting method for a thin-walled pipeline comprises the following steps: s1, resetting, namely, arranging a magnet in the middle of the detection box, and resetting the adsorption detection beads to the middle of the detection box; s2, mounting, namely sleeving the main clamp and the auxiliary clamp on the thin-walled pipeline and then fixing the main clamp and the auxiliary clamp, so that the thin-walled pipeline is clamped and fixed; s3, hoisting, namely keeping the thin-walled pipeline horizontal, fixing the mounting ring on the main clamp and a crane hook, then taking down the magnet, and hoisting the thin-walled pipeline to a construction position; s4, dismounting and resetting, placing the magnet in the middle of the detection box again to reset the detection beads, then dismounting the clamping assembly and the thin-wall pipeline, and putting down the thin-wall pipeline to finish hoisting.
Through adopting above-mentioned technical scheme, adsorb through magnet and detect the pearl for detect the pearl and reset, prevent that detection components and balanced subassembly from disturbing constructor's operation when installing and demolising the thin-walled pipeline.
In summary, the present application includes at least one of the following beneficial technical effects:
1. when the thin-wall pipeline is hoisted, the detector detects the inclination angle of the thin-wall pipeline and transmits the inclination angle to the control element, and the control element transmits the adjustment model to the balance assembly to balance the thin-wall pipeline, so that the balance of the thin-wall pipeline is maintained in the hoisting process of the thin-wall pipeline, and the safety is improved;
2. when the thin-wall pipeline inclines, the distance sensor sends a signal to the control element, the control element sends an adjusting signal to the driving motor, the driving motor drives the driving bevel gear to rotate, the driven bevel gear and the driving screw rod rotate along with the driving bevel gear, the driving block is driven to move, the position of the gravity adjusting block is adjusted, and the thin-wall pipeline keeps balance;
3. through the magnet adsorption detection pearl for the detection pearl resets, prevents that determine module and balanced subassembly from disturbing constructor's operation when installing and demolising the thin wall pipeline.
Drawings
Fig. 1 is a schematic structural diagram of a hoisting device for a thin-walled pipeline according to an embodiment of the application.
FIG. 2 is a schematic structural diagram of a clamping assembly according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of the structure of the detector.
Fig. 4 is a schematic structural view of the balancing assembly.
Description of reference numerals: 1. a clamping assembly; 11. a main clamp; 111. a mounting ring; 112. a first rubber strip; 12. a secondary clip; 121. a second rubber strip; 122. mounting a plate; 123. a bolt; 2. a detector; 21. a detection cartridge; 22. detecting the beads; 23. a distance sensor; 24. detecting a spring; 3. a balancing component; 31. a balancing box; 311. connecting columns; 312. an adjustment groove; 32. a drive block; 33. driving the screw rod; 34. a driven bevel gear; 35. a drive motor; 36. a drive bevel gear; 37. a gravity adjusting block; 371. a connecting rod; 4. a control element.
Detailed Description
The present application is described in further detail below with reference to figures 1-4.
The embodiment of the application discloses a hoisting device for a thin-wall pipeline. Referring to fig. 1, the hoisting device for the thin-wall pipeline comprises a clamping assembly 1 for fixing the middle part of the thin-wall pipeline, a detector 2 arranged on the clamping assembly 1 and used for detecting the inclination angle of the thin-wall pipeline, a balancing assembly 3 fixed at the bottom of the clamping assembly 1 and used for balancing the thin-wall pipeline, and a control element 4 arranged on the clamping assembly 1.
Referring to fig. 1 and 2, the clamping assembly 1 includes that it is circular-arc main clamp 11 and vice clamp 12, and main clamp 11 upper end and vice clamp 12 upper end hinge set up, just vice clamp 12 lower extreme with main clamp 11 lower extreme all is fixed with the mounting panel 122 that laminates the setting each other, wears to be equipped with bolt 123 on the mounting panel 122, and bolt 123 tip and the mounting panel 122 threaded connection on the main clamp 11, and when bolt 123 screwed, main clamp 11 was fixed with vice clamp 12. In addition, a mounting ring 111 for connection with a crane hook is fixed to the top of the main clamp 11. When the thin-wall pipeline is installed, the main clamping hoop 11 and the auxiliary clamping hoop 12 are rotated until the main clamping hoop 11 and the auxiliary clamping hoop 12 are clamped in the middle of the thin-wall pipeline, then the bolt 123 is screwed, and the main clamping hoop 11 and the auxiliary clamping hoop 12 are fixed, so that the thin-wall pipeline is fixed and is convenient to install. When the main clamp 11 and the auxiliary clamp 12 clamp the thin-wall pipeline tightly, the main clamp 11 is tightly abutted with the outer wall of the thin-wall pipeline through the first rubber strip 112, and the auxiliary clamp 12 is tightly abutted with the outer wall of the thin-wall pipeline through the second rubber strip 121, so that the abrasion to the outer wall of the thin-wall pipeline is reduced.
Referring to fig. 1-3, the detector 2 includes a detecting box 21 fixed to the vertical side wall of the main clamp 11, a detecting bead 22 slidably mounted in the detecting box 21, two distance sensors 23 fixed in the detecting box 21 and located at two ends of the detecting box 21, and two detecting springs 24 disposed in the detecting box 21 and located at two ends of the detecting box 21. The detecting box 21 is disposed on one side of the main clamp 11, and one end of the detecting box 21 is connected to the main clamp 11. The distance sensor 23 may be selected as an ultrasonic distance sensor 23 having a sensing end directed toward the detection bead 22 for sensing the offset distance of the detection bead 22 with respect to the middle of the cartridge 21. One end of the detection spring 24 is fixed with the inner side wall of the end part of the detection box 21, and the other end is pressed against the detection bead 22. The detecting box 21 is made of plastic material, and the detecting bead 22 is made of steel. When the thin-walled pipeline and the clamping component 1 are fixed and then inclined, the detection beads 22 slide and roll along the length direction of the detection box 21, and the length direction of the detection box 21 is consistent with the length direction of the thin-walled pipeline.
Referring to fig. 1, 2 and 4, the balance assembly 3 includes a balance box 31 fixed at the bottom of the main clamp 11, two driving blocks 32 slidably mounted in the balance box 31, two driving screws 33 rotatably mounted in the balance box 31, two driven bevel gears 34 respectively fixed on the two driving screws 33, a driving motor 35 fixed at the middle of the balance box 31, a driving bevel gear 36 fixed on the output shaft of the driving motor 35, and two gravity adjusting blocks 37 respectively fixed at the bottoms of the two driving blocks 32. The balancing box 31 is a rectangular long box, and a connecting column 311 is connected to the center of the upper surface of the balancing box and the bottom of the main clamp 11. The driving screw 33 penetrates through the driving block 32 and is in threaded connection with the driving block, the axes of the two driving screws 33 are overlapped, and the two driving screws 33 are respectively arranged at two sides of the driving motor 35. The driving bevel gear 36 is disposed at one end of the driving screw 33 near the driving motor 35, and the driving bevel gear 36 is engaged with the driven bevel gear 34. The adjustment groove 312 that extends along balanced box 31 length direction is seted up to balanced box 31 bottom surface, and two gravity regulating blocks 37 set up respectively in balanced box 31 both ends, and is connected with the connecting rod 371 of vertical setting through the drive groove between gravity regulating block 37 and the drive block 32 that corresponds. The control unit 4 is a controller fixed to the side wall of the main clamp 11 away from the detecting box 21, and the driving motor 35 is a servo motor, and the controller is electrically connected to the driving motor 35 and the two distance sensors 23, respectively. When one distance sensor 23 sends a signal to the controller, the controller sends a forward rotation signal to the servo motor, and when the other distance sensor 23 sends a signal to the controller, the controller sends a reverse rotation signal to the servo motor. When the thin-wall pipeline inclines, the distance sensor 23 which is close to the rolling detection ball 22 sends a signal to the control element 4, the control element 4 sends a rotation signal to the driving motor 35, the driving motor 35 drives the driving bevel gear 36 to rotate, so that the driven bevel gear 34 and the driving screw 33 rotate along with the driving bevel gear, the two driving blocks 32 are driven to move in the same direction, the positions of the two gravity adjusting blocks 37 are adjusted, and the thin-wall pipeline keeps balance.
The implementation principle of the hoisting device for the thin-wall pipeline in the embodiment of the application is as follows: when the thin-wall pipeline is hoisted, the detector 2 detects the inclination angle of the thin-wall pipeline and transmits the inclination angle to the control element 4, and the control element 4 sends the adjustment model to the balance component 3, so that the thin-wall pipeline is balanced, the balance of the thin-wall pipeline is maintained in the hoisting process of the thin-wall pipeline, and the safety is improved.
The embodiment of the application also discloses a hoisting method for the thin-wall pipeline. Referring to fig. 1-4, a hoisting device and method for thin-walled pipelines includes the steps of: s1, resetting, namely, arranging a magnet in the middle of the detection box 21, and resetting the adsorption detection beads 22 to the middle of the detection box 21; s2, mounting, namely sleeving the main clamp 11 and the auxiliary clamp 12 on the thin-walled pipeline and then fixing the thin-walled pipeline, so that the thin-walled pipeline is clamped and fixed; s3, hoisting, namely keeping the thin-walled pipeline horizontal, fixing the mounting ring 111 on the main clamp 11 with a crane hook, then taking down the magnet, and hoisting the thin-walled pipeline to a construction position; s4, dismounting and resetting, placing the magnet in the middle of the detection box 21 again to reset the detection bead 22, then detaching the clamping assembly 1 and the thin-wall pipeline, and putting down the thin-wall pipeline to finish hoisting.
The implementation principle of the hoisting method for the thin-wall pipeline in the embodiment of the application is as follows: through magnet absorption detection pearl 22 for detection pearl 22 resets, prevents that detection component and balanced subassembly 3 from disturbing constructor's operation when installing and demolising the thin-walled pipeline.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (6)
1. The utility model provides a hoist device for thin wall pipeline which characterized in that: the device comprises a clamping component (1) for fixing the middle part of the thin-wall pipeline, a detector (2) arranged on the clamping component (1) and used for detecting the inclination angle of the thin-wall pipeline, a balancing component (3) fixed at the bottom of the clamping component (1) and used for balancing the thin-wall pipeline, and a control element (4) arranged on the clamping component (1); the detector (2) is electrically connected with the control element (4), the control element (4) is electrically connected with the balance component (3), and the control element (4) receives the inclination angle signal of the thin-wall pipeline transmitted by the detector (2) and sends an adjusting signal to the balance component (3).
2. The hoisting device for the thin-walled pipeline according to claim 1, wherein: the clamping assembly (1) comprises a main clamping hoop (11) and an auxiliary clamping hoop (12) which are arc-shaped, the upper end of the main clamping hoop (11) is hinged with the upper end of the auxiliary clamping hoop (12), and the lower end of the auxiliary clamping hoop (12) is detachably mounted and fixed with the lower end of the main clamping hoop (11); and a mounting ring (111) used for being connected with a crane hook is fixed at the top of the main clamp hoop (11).
3. A hoisting device for thin-walled pipelines according to claim 2, characterized in that: a first rubber strip (112) is fixed on the arc-shaped inner wall of the main clamp (11) close to the thin-wall pipeline, and a second rubber strip (121) is fixed on the arc-shaped inner wall of the auxiliary clamp (12) close to the thin-wall pipeline.
4. A hoisting device for thin-walled pipelines according to claim 2, characterized in that: the detector (2) comprises a detection box (21) fixed with the vertical side wall of the main clamping hoop (11), a detection bead (22) installed in the detection box (21) in a sliding manner, two distance sensors (23) fixed in the detection box (21) and positioned at two ends of the detection box (21), and two detection springs (24) arranged in the detection box (21) and positioned at two ends of the detection box (21); the detection end of the distance sensor (23) faces the detection bead (22) and is used for detecting the offset distance of the detection bead (22); one end of the detection spring (24) is fixed with the inner side wall of the end part of the detection box (21), and the other end of the detection spring is propped against the detection bead (22); the detection beads (22) slide along the length direction of the detection box (21), and the length direction of the detection box (21) is consistent with the length direction of the thin-walled pipeline.
5. The hoisting device for the thin-walled pipeline according to claim 4, wherein: the balance assembly (3) comprises a balance box (31) fixed at the bottom of the main clamping hoop (11), two driving blocks (32) slidably mounted in the balance box (31), two driving screw rods (33) rotatably mounted in the balance box (31), two driven bevel gears (34) respectively fixed on the two driving screw rods (33), a driving motor (35) fixed at the middle part of the balance box (31), a driving bevel gear (36) fixed on an output shaft of the driving motor (35), and two gravity adjusting blocks (37) respectively fixed at the bottoms of the two driving blocks (32); the driving screw rod (33) penetrates through the driving block (32) and is in threaded connection with the driving block; the driving bevel gear (36) is meshed with the driven bevel gear (34), and the two gravity adjusting blocks (37) are respectively arranged at two ends of the balancing box (31); the control element (4) is a controller, the driving motor (35) is a servo motor, and the controller is electrically connected with the driving motor (35) and the distance sensor (23) respectively.
6. A hoisting method for a thin-wall pipeline is characterized by comprising the following steps: the method comprises the following steps: s1, resetting, namely, arranging a magnet in the middle of the detection box (21), and resetting the adsorption detection beads (22) to the middle of the detection box (21); s2, mounting, namely sleeving the main clamp (11) and the auxiliary clamp (12) on the thin-walled pipeline and then fixing the thin-walled pipeline, so that the thin-walled pipeline is clamped and fixed; s3, hoisting, namely keeping the thin-walled pipeline horizontal, fixing a mounting ring (111) on the main clamp (11) with a crane hook, then taking down the magnet, and hoisting the thin-walled pipeline to a construction position; s4, dismounting and resetting, placing the magnet in the middle of the detection box (21) again to reset the detection bead (22), then detaching the clamping component (1) and the thin-wall pipeline, and putting down the thin-wall pipeline to finish hoisting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011390623.6A CN112499462A (en) | 2020-12-02 | 2020-12-02 | Hoisting device and method for thin-wall pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011390623.6A CN112499462A (en) | 2020-12-02 | 2020-12-02 | Hoisting device and method for thin-wall pipeline |
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| Publication Number | Publication Date |
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| CN112499462A true CN112499462A (en) | 2021-03-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011390623.6A Pending CN112499462A (en) | 2020-12-02 | 2020-12-02 | Hoisting device and method for thin-wall pipeline |
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| CN (1) | CN112499462A (en) |
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| CN103359522A (en) * | 2013-07-11 | 2013-10-23 | 华中科技大学 | Film conveying deviation-rectifying device combining tension control |
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| CN107601286A (en) * | 2017-10-10 | 2018-01-19 | 江苏永晋特种设备检测有限公司 | One kind detection tower crane wire rope device |
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| CN109138002A (en) * | 2018-07-12 | 2019-01-04 | 中山大学 | A kind of fixed inclinometer and its tilt measurement |
| CN109612434A (en) * | 2018-11-26 | 2019-04-12 | 尧章铭 | A kind of ceramic tile levelness detection plate |
| CN209835431U (en) * | 2019-03-18 | 2019-12-24 | 江苏安靠智能输电工程科技股份有限公司 | GIL pipeline lifting clamp |
| CN211034874U (en) * | 2019-12-13 | 2020-07-17 | 河北乾海管道制造有限公司 | Anti-knocking hook |
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2020
- 2020-12-02 CN CN202011390623.6A patent/CN112499462A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09300103A (en) * | 1996-05-20 | 1997-11-25 | Mitsui Seiki Kogyo Co Ltd | Hanging over main shaft structure with balance adjusting mechanism |
| CN102730552A (en) * | 2012-06-27 | 2012-10-17 | 中国能源建设集团广东省电力设计研究院 | Special hold hoop equipment for complete machine installation of marine fan |
| CN103359522A (en) * | 2013-07-11 | 2013-10-23 | 华中科技大学 | Film conveying deviation-rectifying device combining tension control |
| CN104773272A (en) * | 2015-04-10 | 2015-07-15 | 哈尔滨工程大学 | Gravity center adjusting device of operation type underwater robot |
| CN107601286A (en) * | 2017-10-10 | 2018-01-19 | 江苏永晋特种设备检测有限公司 | One kind detection tower crane wire rope device |
| CN208220776U (en) * | 2018-04-19 | 2018-12-11 | 浙江澄宇环保新材料股份有限公司 | A kind of slope exterior portion surface dust cleaning plant pedestal |
| CN109138002A (en) * | 2018-07-12 | 2019-01-04 | 中山大学 | A kind of fixed inclinometer and its tilt measurement |
| CN109612434A (en) * | 2018-11-26 | 2019-04-12 | 尧章铭 | A kind of ceramic tile levelness detection plate |
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| CN211034874U (en) * | 2019-12-13 | 2020-07-17 | 河北乾海管道制造有限公司 | Anti-knocking hook |
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Application publication date: 20210316 |