CN110672422B - Fiber cement board strength detection device - Google Patents
Fiber cement board strength detection device Download PDFInfo
- Publication number
- CN110672422B CN110672422B CN201911010831.6A CN201911010831A CN110672422B CN 110672422 B CN110672422 B CN 110672422B CN 201911010831 A CN201911010831 A CN 201911010831A CN 110672422 B CN110672422 B CN 110672422B
- Authority
- CN
- China
- Prior art keywords
- fiber cement
- connecting rod
- plate
- cement board
- rod
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0044—Pneumatic means
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/025—Geometry of the test
- G01N2203/0258—Non axial, i.e. the forces not being applied along an axis of symmetry of the specimen
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0682—Spatial dimension, e.g. length, area, angle
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Devices For Post-Treatments, Processing, Supply, Discharge, And Other Processes (AREA)
Abstract
The invention discloses a fiber cement board strength detection device which comprises a frame, a pressing device, a lifting device and a supporting device. The frame comprises a first connecting rod, a second connecting rod, a third connecting rod, a fourth connecting rod, a fifth connecting rod, a sixth connecting rod, a seventh connecting rod, an eighth connecting rod and a trapezoidal frame; the pressing device comprises a main cylinder, an auxiliary cylinder, a sliding column, a pressing plate and a pull rod; the lifting device comprises a lead screw, a first motor and a lifting platform; the supporting device comprises a first rotating plate, a second motor, a rotating rod and a supporting plate. The invention is provided with the lifting device, so that the strength detection of the fiber cement board separated from the conveying belt can be realized; the supporting device is arranged and can support the fiber cement board in the ascending process; the space in the horizontal direction and the vertical direction is reasonably applied, and the space utilization rate is high. The problem of adopt the manpower to detect the fiber cement board among the prior art is solved.
Description
Technical Field
The invention belongs to the field of plate detection, and particularly relates to a fiber cement plate strength detection device.
Background
With the continuous development of the current science and technology, the application range of the fiber cement board is wider and wider. The fiber cement board is applied to the fire prevention and the flame retardance of cable engineering in various domestic power plants, chemical enterprises, and other electric-charge-intensive places. Also is the best fireproof flame-retardant material for indoor decoration fireproof flame-retardant engineering in public places such as superstores, hotels, guesthouses, file halls, closed clothing markets, light industry markets, movie theaters and the like. Most of the intensity detection of the fiber cement board at the present stage is manual, and the mode wastes time and labor and affects the efficiency very much. The fiber cement board strength detection device is designed aiming at the above situation, and the automatic detection of the fiber cement board strength is realized.
Disclosure of Invention
Aiming at the defects of the prior art, the invention aims to provide a fiber cement board strength detection device, which solves the problem that the fiber cement board is detected by manpower in the prior art.
The purpose of the invention can be realized by the following technical scheme:
the utility model provides a fiber cement board intensity detection device, includes frame, pressure device, elevating gear and strutting arrangement, pressure device arranges the frame upper end in, and elevating gear and strutting arrangement arrange the frame in, and elevating gear arranges the strutting arrangement top in.
The frame comprises two first connecting rods, and two upright posts which are vertically arranged are arranged on the first connecting rods.
Two first connecting rod is through two second connecting rod fixed connection, two vertically be equipped with four third connecting rods on the second connecting rod, be equipped with fourth connecting rod and two fifth connecting rods between the first connecting rod, one the one end of fifth connecting rod is equipped with the eighth connecting rod.
The upper end of the third connecting rod is provided with two sixth connecting rods and two seventh connecting rods which are horizontally arranged, the two ends of the sixth connecting rods and the two ends of the seventh connecting rods are fixedly connected with the upper end of the third connecting rod, the seventh connecting rod is provided with two ladder-shaped frames, and the two ends of each ladder-shaped frame are respectively fixedly connected with the upper ends of the two seventh connecting rods.
The pressure device comprises a supporting plate, the supporting plate is arranged at the upper ends of the two trapezoidal frames, a main air cylinder and two auxiliary air cylinders are arranged on the supporting plate, and the main air cylinder is arranged between the two auxiliary air cylinders.
The below of backup pad is equipped with inside hollow slip post protective housing, be equipped with the slip post that freely slides in its inside in the slip post protective housing, the lower extreme of slip post is fixed and is equipped with the clamp plate.
The output end of the main cylinder penetrates through the supporting plate and the sliding column protective shell and is fixedly connected with the upper end of the sliding column, the output end of the auxiliary cylinder penetrates through the supporting plate and is fixedly connected with one end of the pull rod, and the other end of the pull rod is fixedly connected with the side end of the sliding column.
The lower extreme of backup pad is connected with the upper end of fixed column, the lower extreme and the sliding column protective housing upper end fixed connection of fixed column.
The novel lifting platform is characterized in that two bases are arranged on the fifth connecting rod, the screw rod is vertically arranged and communicated with the bases, a first motor is arranged at one end of each base, the output end of the first motor is communicated with the bases and is in transmission connection with the screw rod, and a nut on the screw rod is fixedly connected with the lifting platform.
It is same be equipped with the cylinder of rotation connection between two stands on the first connecting rod, the cylinder rotates with the conveyer belt that is used for transporting the fiber cement board and is connected.
The fourth connecting rod is provided with a rotating rod protective shell, four first rotating plates which are connected in a rotating mode are arranged in the rotating rod protective shell, and the rotating rod penetrates through the first rotating plates and is connected with the rotating rod protective shell in a rotating mode.
The one end of first commentaries on classics board is equipped with the second commentaries on classics board of rotation connection, the one end of second commentaries on classics board and the lower extreme fixed connection of layer board, the upper end of eighth connecting rod is equipped with two second motors, the output intercommunication bull stick protective housing of second motor and with bull stick fixed connection.
The invention has the beneficial effects that:
1. the invention is provided with the lifting device, so that the strength detection of the fiber cement board separated from the conveyor belt can be realized;
2. the invention is provided with the supporting device which can support the fiber cement board in the ascending process;
3. the invention reasonably applies the space in the horizontal and vertical directions and has high space utilization rate.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic view of the overall structure of an embodiment of the present invention;
FIG. 2 is a block diagram of an embodiment of the invention;
FIG. 3 is a schematic view of a pressure applicator according to an embodiment of the present invention;
FIG. 4 is a front cross-sectional view of a pressure applicator according to an embodiment of the present invention;
FIG. 5 is a schematic view of a lifting device according to an embodiment of the present invention;
fig. 6 is a schematic view of a support device according to an embodiment of the invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in FIG. 1, the fiber cement board strength detection device comprises a frame 1, a pressure applying device 2, a lifting device 3 and a supporting device 4, wherein the pressure applying device 2 is arranged at the upper end of the frame 1, the lifting device 3 and the supporting device 4 are arranged in the frame 1, and the lifting device 3 is arranged above the supporting device 4.
As shown in fig. 2, the frame 1 includes two first connecting rods 11, and two upright posts 17 are disposed on the first connecting rods 11. The two first connecting rods 11 are fixedly connected through two second connecting rods 12, and four third connecting rods 13 are vertically arranged on the two second connecting rods 12. A fourth connecting rod 19 and two fifth connecting rods 18 are arranged between the first connecting rods 11, and an eighth connecting rod 110 is arranged at one end of one fifth connecting rod 18. Two sixth connecting rods 14 and two seventh connecting rods 15 which are horizontally arranged are arranged at the upper end of the third connecting rod 13, and two ends of the sixth connecting rods 14 and two ends of the seventh connecting rods 15 are fixedly connected with the upper end of the third connecting rod 13. The seventh connecting rod 15 is provided with two ladder-shaped frames 16, and two ends of each ladder-shaped frame 16 are fixedly connected with the upper ends of the two seventh connecting rods 15 respectively.
As shown in fig. 3 and 4, the pressing device 2 includes a supporting plate 21, the supporting plate 21 is disposed at the upper ends of the two ladder frames 16, a main cylinder 22 and two auxiliary cylinders 23 are disposed on the supporting plate 21, and the main cylinder 22 is disposed between the two auxiliary cylinders 23. A hollow sliding column protective shell 24 is arranged below the supporting plate 21, a sliding column 25 which can freely slide in the sliding column protective shell 24 is arranged in the sliding column protective shell, and a pressing plate 26 is fixedly arranged at the lower end of the sliding column 25. The output end of the master cylinder 22 penetrates through the support plate 21 and the sliding column protection shell 24 and is fixedly connected with the upper end of the sliding column 25. The output end of the auxiliary cylinder 23 penetrates through the support plate 21 and is fixedly connected with one end of a pull rod 27, and the other end of the pull rod 27 is fixedly connected with the side end of the sliding column 25. The lower end of the supporting plate 21 is connected with the upper end of a fixed column 28, and the lower end of the fixed column 28 is fixedly connected with the upper end of the sliding column protective shell 24.
As shown in fig. 5, two bases 31 are disposed on the fifth connecting rod 18, and the screw 32 is vertically disposed and communicated with the bases 31. One end of the base 31 is provided with a first motor 33, and the output end of the first motor 33 is communicated with the base 31 and is in transmission connection with the screw rod 32. The nut on the screw 32 is fixedly connected with the elevating platform 34. A cylinder 37 is rotatably connected between two upright posts on the same first connecting rod 11, and the cylinder 37 is rotatably connected with a conveyor belt 35 for transporting a fiber cement board 36.
As shown in fig. 6, a rotation rod protection housing 41 is disposed on the fourth connection rod 19, four first rotation plates 44 rotatably connected to each other are disposed in the rotation rod protection housing 41, and a rotation rod 42 penetrates through the first rotation plates 44 and is rotatably connected to the rotation rod protection housing 41. One end of the first rotating plate 44 is provided with a second rotating plate 43 which is rotatably connected, and one end of the second rotating plate 43 is fixedly connected with the lower end of the supporting plate 45. The upper end of the eighth connecting rod 110 is provided with two second motors 46, and the output ends of the second motors 46 are communicated with the rotating rod protective shell 41 and fixedly connected with the rotating rod 42.
In use, the conveyor 35 is first started until it stops when the four corners of the fiber cement sheet 36 are positioned directly above the raised table 34. The first motor 33 is then activated to rotate the lead screw 32, which in turn drives the fiber cement board 36 and the lifting platform 34 upward for a certain distance and then stops. And then the second motor 46 is started, so that the rotating rod 42 rotates, and then the first rotating plate 44 and the second rotating plate 43 are driven to rotate, and then the supporting plate 45 moves upwards, and stops when the supporting plate 45 is attached to the fiber cement plate 36. The output ends of the main cylinder 22 and the auxiliary cylinder 23 are then controlled to move downward, thereby moving the slide post 25 and the pressure plate 26 downward. When the pressing plate 26 is attached to the upper end of the fiber cement plate 36, the detection is started, the main air cylinder 22 and the auxiliary air cylinder 23 are controlled to convey the maximum pressure of the fiber cement plate 36 to the pressing plate 26, whether the fiber cement plate 36 deforms or not is observed, and if the fiber cement plate 36 deforms, the strength is unqualified, and otherwise, the fiber cement plate is qualified.
After the detection is completed, the first motor 33 and the second motor 46 are reversed so that the elevating table 34, the supporting plate 45 and the fiber cement sheet 36 are all moved downward. When the fiber cement board 36 is attached to the conveyor belt 35 and detached from the elevating platform 34, the elevating platform 34 is controlled to move downwards for a certain distance and then stops. The conveyor belt 35 is then activated to transport the fibre cement board 36 away.
It is to be noted that the support means 4 is able to withstand the maximum pressure of the fibre cement board 36.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are given by way of illustration of the principles of the present invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and such changes and modifications are within the scope of the invention as claimed.
Claims (3)
1. The fiber cement board strength detection device comprises a frame (1), a pressure applying device (2), a lifting device (3) and a supporting device (4), and is characterized in that the pressure applying device (2) is arranged at the upper end of the frame (1), the lifting device (3) and the supporting device (4) are arranged in the frame (1), and the lifting device (3) is arranged above the supporting device (4);
the frame (1) comprises two first connecting rods (11), and two upright posts (17) which are vertically arranged are arranged on the first connecting rods (11);
the two first connecting rods (11) are fixedly connected through two second connecting rods (12), four third connecting rods (13) are vertically arranged on the two second connecting rods (12), a fourth connecting rod (19) and two fifth connecting rods (18) are arranged between the first connecting rods (11), and an eighth connecting rod (110) is arranged at one end of one fifth connecting rod (18);
two sixth connecting rods (14) and two seventh connecting rods (15) which are horizontally arranged are arranged at the upper end of the third connecting rod (13), two ends of the sixth connecting rod (14) and the seventh connecting rod (15) are fixedly connected with the upper end of the third connecting rod (13), two trapezoidal frames (16) are arranged on the seventh connecting rod (15), and two ends of each trapezoidal frame (16) are respectively fixedly connected with the upper ends of the two seventh connecting rods (15);
the pressing device (2) comprises a supporting plate (21), the supporting plate (21) is arranged at the upper ends of the two trapezoidal frames (16), a main air cylinder (22) and two auxiliary air cylinders (23) are arranged on the supporting plate (21), and the main air cylinder (22) is arranged between the two auxiliary air cylinders (23);
a hollow sliding column protective shell (24) is arranged below the supporting plate (21), a sliding column (25) which can freely slide in the sliding column protective shell (24) is arranged in the sliding column protective shell, and a pressing plate (26) is fixedly arranged at the lower end of the sliding column (25);
the output end of the main cylinder (22) penetrates through the support plate (21) and the sliding column protective shell (24) and is fixedly connected with the upper end of the sliding column (25), the output end of the auxiliary cylinder (23) penetrates through the support plate (21) and is fixedly connected with one end of a pull rod (27), and the other end of the pull rod (27) is fixedly connected with the side end of the sliding column (25);
two bases (31) are arranged on the fifth connecting rod (18), a lead screw (32) is vertically arranged and communicated with the bases (31), a first motor (33) is arranged at one end of each base (31), the output end of the first motor (33) is communicated with the bases (31) and is in transmission connection with the lead screw (32), and a nut on the lead screw (32) is fixedly connected with the ascending platform (34);
a rotating rod protective shell (41) is arranged on the fourth connecting rod (19), four first rotating plates (44) which are connected in a rotating mode are arranged in the rotating rod protective shell (41), and a rotating rod (42) penetrates through the first rotating plates (44) and is connected with the rotating rod protective shell (41) in a rotating mode;
one end of the first rotating plate (44) is provided with a second rotating plate (43) which is connected in a rotating mode, one end of the second rotating plate (43) is fixedly connected with the lower end of the supporting plate (45), the upper end of the eighth connecting rod (110) is provided with two second motors (46), and the output ends of the second motors (46) are communicated with the rotating rod protective shell (41) and fixedly connected with the rotating rod (42);
the detection method of the detection device comprises the following steps: the conveyor belt 35 is started up first, until it stops when the four corners of the fiber cement sheet 36 are positioned directly above the raised table 34, then, the first motor 33 is started to rotate the screw 32, and further the fiber cement board 36 and the lifting platform 34 are driven to move upwards for a certain distance and then stop, the second motor 46 is then activated, causing the rotation rod 42 to rotate, which in turn causes the first rotation plate 44 and the second rotation plate 43 to rotate, thereby causing the support plate 45 to move upwards, stopping when the support plate 45 is attached to the fiber cement board 36, then the output ends of the main cylinder 22 and the auxiliary cylinder 23 are controlled to move downwards, so that the sliding columns 25 and the pressure plates 26 are driven to move downwards, when the pressing plate 26 is attached to the upper end of the fiber cement plate 36, the detection is started, the main air cylinder 22 and the auxiliary air cylinder 23 are controlled to convey the maximum pressure of the fiber cement plate 36 to the pressing plate 26, whether the fiber cement plate 36 deforms or not is observed, if so, the strength is unqualified, and otherwise, the strength is qualified;
and after the detection is finished, the first motor 33 and the second motor 46 are reversed, so that the lifting table 34, the supporting plate 45 and the fiber cement board 36 all move downwards, when the fiber cement board 36 is attached to the conveyor belt 35 and is separated from the lifting table 34, the lifting table 34 is continuously controlled to move downwards for a certain distance and then stopped, and then the conveyor belt 35 is started to convey the fiber cement board 36 away.
2. The fiber cement board strength detection device according to claim 1, wherein the lower end of the support plate (21) is connected with the upper end of a fixed column (28), and the lower end of the fixed column (28) is fixedly connected with the upper end of a sliding column protection shell (24).
3. The fiber cement board strength detection device according to claim 1, wherein a rotatably connected cylinder (37) is arranged between two columns on the same first connecting rod (11), and the cylinder (37) is rotatably connected with a conveyor belt (35) for transporting the fiber cement board (36).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911010831.6A CN110672422B (en) | 2019-10-23 | 2019-10-23 | Fiber cement board strength detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911010831.6A CN110672422B (en) | 2019-10-23 | 2019-10-23 | Fiber cement board strength detection device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110672422A CN110672422A (en) | 2020-01-10 |
| CN110672422B true CN110672422B (en) | 2022-08-19 |
Family
ID=69083846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911010831.6A Active CN110672422B (en) | 2019-10-23 | 2019-10-23 | Fiber cement board strength detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110672422B (en) |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6394257B1 (en) * | 2000-05-31 | 2002-05-28 | Sony Corporation | Bidirectional conveyor elevator |
| CN106269539B (en) * | 2016-09-14 | 2018-03-20 | 河北科技大学 | Autocontrol express delivery classifying cart |
| CN206556997U (en) * | 2017-01-16 | 2017-10-13 | 商晓平 | A kind of hydraulic engineering concrete strength inspection device |
| CN206497120U (en) * | 2017-01-20 | 2017-09-15 | 河海大学 | Feeding connection guide groove height and inclination-angle regulating device |
| CN206459891U (en) * | 2017-02-27 | 2017-09-01 | 杨波 | A kind of concrete NDT device |
| CN106979889A (en) * | 2017-04-13 | 2017-07-25 | 镇江市建科工程质量检测中心有限公司 | Construction material intensity detecting device |
| CN107702693B (en) * | 2017-10-19 | 2020-06-02 | 伟志股份公司 | Geological section measuring device and method |
| CN109100213B (en) * | 2018-09-17 | 2020-12-04 | 广东华坤建设集团有限公司 | Concrete strength detection device of assembled stair |
| CN109775610B (en) * | 2019-03-17 | 2020-09-01 | 国网新疆电力有限公司吐鲁番供电公司 | Mounting tool for suspension type current transformer of switch cabinet |
-
2019
- 2019-10-23 CN CN201911010831.6A patent/CN110672422B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110672422A (en) | 2020-01-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105201197A (en) | Combined movable lifting scaffold | |
| CN110672422B (en) | Fiber cement board strength detection device | |
| CN205257861U (en) | Portable elevating gear | |
| CN113463930A (en) | Indoor building decoration ceiling equipment and use method thereof | |
| CN210904979U (en) | Stage is built and is used curtain elevating gear | |
| CN209522521U (en) | A kind of plasterboard feeding device | |
| CN106185303B (en) | A kind of plank easing gear | |
| CN104876161B (en) | A kind of a kind of rhyme scheme in Chinese operas serving as the prelude to a complete score for voices flap device and its control method | |
| CN211143667U (en) | Special automatic installation equipment of building decoration material fiber cement exterior wall cladding | |
| CN210794727U (en) | A transfer device for fiber cement board | |
| CN110587804A (en) | Fiber cement board processing dust removal integrated device | |
| CN212613624U (en) | Construction equipment for construction of interior and exterior wall decoration engineering | |
| CN210065023U (en) | High-rise material lifting device | |
| CN220226148U (en) | Support frame for building engineering convenient to altitude mixture control | |
| CN211968545U (en) | Aluminum-plastic panel production device convenient for keeping panel shape smooth | |
| CN211733746U (en) | Building decorative panel installation lift | |
| CN220926172U (en) | Jacking device of net rack | |
| CN211226227U (en) | Safe lift platform of movie & TV preparation | |
| CN213212983U (en) | Light high-strength aporate tray cable bridge | |
| CN217780598U (en) | Energy-concerving and environment-protective type is hanger for construction | |
| CN104563505A (en) | External wall and heat insulation layer integrated construction method and external wall decoration lifting platform | |
| CN114753654B (en) | Construction process and device of integrated process template house for construction of building engineering | |
| CN214839539U (en) | Energy-saving supporting equipment for construction of green building engineering | |
| CN220811724U (en) | Lifting device for building engineering | |
| CN215520035U (en) | Turning device for construction |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |