CN211949743U - Wall crack prosthetic devices for construction - Google Patents
Wall crack prosthetic devices for construction Download PDFInfo
- Publication number
- CN211949743U CN211949743U CN202020549876.2U CN202020549876U CN211949743U CN 211949743 U CN211949743 U CN 211949743U CN 202020549876 U CN202020549876 U CN 202020549876U CN 211949743 U CN211949743 U CN 211949743U
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- Prior art keywords
- base
- wall
- mixing chamber
- material mixing
- crack
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- 238000010276 construction Methods 0.000 title claims abstract description 10
- 230000008439 repair process Effects 0.000 claims abstract description 24
- 238000007599 discharging Methods 0.000 claims abstract description 22
- 230000003028 elevating effect Effects 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims description 44
- 239000000463 material Substances 0.000 claims description 41
- 238000002156 mixing Methods 0.000 claims description 38
- 238000003756 stirring Methods 0.000 claims description 26
- 238000000227 grinding Methods 0.000 claims description 12
- 238000009435 building construction Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 9
- 238000007790 scraping Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 24
- 230000000694 effects Effects 0.000 abstract description 15
- 230000008263 repair mechanism Effects 0.000 abstract description 8
- 239000007921 spray Substances 0.000 abstract description 8
- 238000011049 filling Methods 0.000 abstract description 6
- 229910001651 emery Inorganic materials 0.000 description 8
- 230000009471 action Effects 0.000 description 7
- 239000004568 cement Substances 0.000 description 5
- 239000004576 sand Substances 0.000 description 3
- 238000007792 addition Methods 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Working Measures On Existing Buildindgs (AREA)
Abstract
The utility model discloses a wall crack prosthetic devices for construction, including removing wheel, base, remove the wheel and install on the base, still include elevating system and repair body, install the handle in the one end of base, install the control panel who is used for controlling elevating system and repair body on hand, elevating system installs on the base, repair body installs on elevating system. The utility model discloses discharging pipe among the repair mechanism can stretch out the scraper blade as required or shrink into the scraper blade, when the wall crack degree of depth is more shallow, only need be close to the wall with the scraper blade, control the booster pump will restore liquid and spray on the wall from the discharging pipe, will restore liquid under the effect of scraper blade strickle off can, when the wall crack is more dark, promote the device once more, make the discharging pipe stretch out from the through-hole on the scraper blade, and go deep into fissured inside, control the booster pump and spray to the crack in restoring liquid follows the discharging pipe, thereby reach the effect of filling the crack, prosthetic quality has been guaranteed.
Description
Technical Field
The utility model belongs to the technical field of the wall is restoreed, in particular to wall crack prosthetic devices for construction.
Background
The wall surface cracks are usually generated due to various reasons when building walls, particularly brick walls, fine sand cement concrete painted wall surfaces and the like, because no special repairing tool is provided, workers usually use a trowel to directly smear cement or yellow sand cement paste from the outer side of the wall body, the crack repairing mode can only repair a small amount of cement or yellow sand cement paste from the outer surface of the wall surface, the depth of the crack repairing is generally only 0.5-2 cm, the crack of the wall body is difficult to fill, although the crack repairing mode seems to reach the standard from the appearance, the crack repairing mode only covers the crack in the wall body, and for some bearing walls, if the crack of the wall surface cannot be filled, a great potential safety hazard exists.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a wall crack repairing device for building construction, wherein a lifting mechanism can drive a repairing mechanism to move up and down, so that the device can repair wall cracks with different heights, the practicability of the device is improved, a discharging pipe in the repairing mechanism can extend a scraper or contract the scraper as required, when the depth of the wall crack is shallow, the scraper only needs to be close to the wall, repairing liquid is sprayed on the wall from the discharging pipe through a control panel to control a booster pump, the repairing liquid is scraped under the action of the scraper, the effect of repairing the wall crack is achieved, when the wall crack is deep, a worker pushes the device to enable a through hole in the middle of the scraper to align to the crack, the device is pushed again, the scraper compresses a telescopic rod and a reset spring, the discharging pipe extends out from the through hole on the scraper, and go deep into the inside of crack, then spray the crack through control panel control booster pump with repair liquid from the discharging pipe in to reach the effect of filling the crack, guaranteed prosthetic quality.
In order to realize the purpose, the utility model discloses a technical scheme is:
the utility model provides a wall crack prosthetic devices for construction, is including removing wheel, base, remove the wheel and install on the base, still include elevating system and repair body, install the handle in the one end of base, install the control panel who is used for controlling elevating system and repair body on hand, elevating system installs on the base, repair body installs on elevating system.
Preferably, the repair mechanism comprises a material mixing chamber, a support, a scraper, a telescopic rod, a reset spring and a discharge pipe, wherein a stirring mechanism is arranged inside the material mixing chamber, the bottom of the stirring mechanism, which penetrates through the bottom of the material mixing chamber, is connected with a motor, the top of the material mixing chamber is provided with an upper cover which is convenient for inputting materials into the material mixing chamber, the bottom of the material mixing chamber is provided with an installation chamber, the motor is installed in the installation chamber, a storage battery is arranged in the installation chamber, the storage battery is electrically connected with the motor, the support is installed at one side of the material mixing chamber, a booster pump is arranged inside the support, the booster pump is installed on the support and matched with the discharge pipe, one end of the discharge pipe is arranged on the scraper, the other end of the discharge pipe is installed on a discharge port of the booster pump, one, the reset spring is sleeved on the telescopic rod, when the device works, a worker pushes the device to the bottom of a wall body to be repaired through the handle, so that the scraper is attached to the wall body, the lifting mechanism is controlled through the control panel to drive the repairing mechanism to move upwards from the bottom of a crack according to the height of the crack, the wall surface is cleaned under the action of the grinding wheel, then the position of the scraper is adjusted according to the depth of the crack, when the depth of the crack of the wall surface is shallow, only the scraper needs to be close to the wall surface, the repairing liquid is sprayed onto the wall surface from the discharge pipe through the control panel to control the booster pump, the repairing liquid is scraped under the action of the scraper, the effect of repairing the crack of the wall surface is achieved, when the crack of the wall surface is deep, the lifting mechanism is controlled through the control panel to adjust the scraper, so that the through hole in the middle of the scraper is aligned to the top of the, the discharging pipe stretches out from the through hole on the scraper blade to go deep into the inside of crack, then spray the crack with repairing liquid from the discharging pipe through control panel control booster pump in to reach the effect of filling the crack, guaranteed prosthetic quality.
Preferably, the scraper blade includes that a cross-section is the structure body of T type, and it has the through-hole to open at the middle part of structure body, the through-hole cooperatees with the discharging pipe, and it has the mounting groove to open in the top of through-hole, is equipped with the emery wheel in the inside of mounting groove, and the emery wheel rotates with the both sides wall of mounting groove to be connected, and the below of through-hole adopts the smooth plate surface structure, and is equipped with the wearing layer on the smooth plate surface, and the emery wheel of grinding on the scraper blade can be cleared up the wall that needs the repair, will adsorb debris friction on the wall through the emery wheel and strike off to the.
Preferably, the rabbling mechanism includes (mixing) shaft and stirring paddle leaf, stirring paddle leaf installs uniformly on the (mixing) shaft, the base that the material mixing chamber was run through to the bottom of (mixing) shaft is connected with the motor, and the rabbling mechanism can stir repair liquid, prevents that repair liquid from solidifying, has guaranteed the prosthetic normal clear of wall crack, has improved work efficiency.
Preferably, elevating system includes motor, threaded rod, sleeve, support frame, frame and mount pad, the bottom of frame is fixed on the base, and both ends all are fixed with the mount pad about one side of frame, the mount pad of top and top of threaded rod rotates and is connected, the mount pad of bottom and below cooperatees, and the bottom of threaded rod extends to the inside of base and is connected with the motor, and the direction slide rail is installed to the opposite side of frame, the direction slide rail with slider on the support frame cooperatees, the support frame is connected with the threaded rod through the sleeve, the motor is installed in the inside of base to be connected with the battery, elevating system can control the repair mechanism and rise and descend, guarantees that repair mechanism can repair the wall crack of co-altitude not, has improved work efficiency.
Preferably, the support adopts both ends open-ended cell type structure, and booster pump and scraper blade easy to assemble can guarantee the safety of booster pump, and easy to assemble scraper blade, and can play spacing effect to the scraper blade, guaranteed the normal work of scraper blade.
Preferably, one side of material mixing chamber still is equipped with the observation window, and the staff of being convenient for observes the in service behavior of material, is convenient for in time add the material, has improved work efficiency greatly.
Preferably, the base is further provided with a tool box, and the tool box is fixed on one side of the lifting mechanism; the toolbox makes things convenient for the staff to deposit repair tools, has improved work efficiency greatly.
The utility model has the advantages that:
1) the lifting mechanism of the device can drive the repairing mechanism to move up and down, so that the device can repair wall cracks with different heights, the practicability of the device is improved, the discharging pipe in the repairing mechanism can extend out of the scraper or contract into the scraper as required, when the depth of the wall crack is shallow, the scraper only needs to be close to the wall, the repairing liquid is sprayed on the wall from the discharging pipe through the control panel control booster pump, the repairing liquid is scraped off under the action of the scraper, the effect of repairing the wall crack is achieved, when the wall crack is deep, a worker pushes the device to enable the through hole in the middle of the scraper to be aligned with the crack, the device is pushed again to enable the scraper to compress the telescopic rod and the reset spring, the discharging pipe extends out of the through hole on the scraper and extends into the crack, and then the repairing liquid is sprayed into the crack from the discharging pipe through the control panel control booster pump, thereby achieving the effect of filling cracks and ensuring the repairing quality.
2) This device scraper blade includes that a cross-section is the structure body of T type, and it has the through-hole to open at the middle part of structure body, the through-hole cooperatees with the discharging pipe, and it has the mounting groove to open in the top of through-hole, is equipped with the emery wheel in the inside of mounting groove, and the emery wheel rotates with the both sides wall of mounting groove to be connected, and the below of through-hole adopts the smooth board face structure, and is equipped with the wearing layer on the smooth board, and the emery wheel of grinding on the scraper blade can be cleared up the wall that needs to be repaired, will adsorb debris friction on the wall through the emery wheel and strike off to.
3) This device rabbling mechanism includes (mixing) shaft and stirring paddle leaf, stirring paddle leaf installs uniformly on the (mixing) shaft, the base that the material mixing chamber was run through to the bottom of (mixing) shaft is connected with the motor, and the rabbling mechanism can stir repair liquid, prevents that repair liquid from solidifying, has guaranteed the prosthetic normal clear of wall crack, has improved work efficiency.
4) This device elevating system includes motor, threaded rod, sleeve, support frame, frame and mount pad, the bottom of frame is fixed on the base, and both ends all are fixed with the mount pad about one side of frame, the mount pad of top and top of threaded rod rotates to be connected, the mount pad of bottom and below cooperatees, and the bottom of threaded rod extends to the inside of base and is connected with the motor, and the direction slide rail is installed to the opposite side of frame, the direction slide rail with slider on the support frame cooperatees, the support frame is connected with the threaded rod through the sleeve, the motor is installed in the inside of base to be connected with the battery, elevating system can control the repair mechanism and rise and descend, guarantees that repair mechanism can restore the wall crack of co-altitude not, has improved work efficiency.
5) This device support adopts both ends open-ended cell type structure, and booster pump and scraper blade easy to assemble can guarantee the safety of booster pump, and easy to assemble scraper blade, and can play spacing effect to the scraper blade, guaranteed the normal work of scraper blade.
6) One side of this device material mixing chamber still is equipped with the observation window, and the staff of being convenient for observes the in service behavior of material, is convenient for in time add the material, has improved work efficiency greatly.
Drawings
Fig. 1 is the utility model relates to a wall crack prosthetic devices for construction structure sketch map.
Fig. 2 is the utility model relates to a wall crack prosthetic devices for construction structure sketch map.
Fig. 3 is the utility model relates to a wall crack prosthetic devices for construction structure sketch map.
In the figure: 1. a moving wheel; 2. a base; 3. a repair mechanism; 301. a squeegee; 302. a discharge pipe; 303. a through hole; 304. grinding a grinding wheel; 305. an upper cover; 306. a stirring paddle; 307. an observation window; 308. a stirring shaft; 309. a motor; 3010. a storage battery; 3011. a telescopic rod; 3012. a return spring; 3013. a booster pump; 3014. a support; 4. a lifting mechanism; 401. an electric motor; 402. a frame; 403. a guide slide rail; 404. a support frame; 405. a mounting seat; 406. a threaded rod; 407. a sleeve; 5. a tool box; 6. a control panel; 7. a handle; 8. a material mixing chamber; 9. and (7) installing a chamber.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to fig. 1-3, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
A wall crack repairing device for building construction comprises a moving wheel 1 and a base 2, wherein the moving wheel 1 is installed on the base 2, the wall crack repairing device also comprises a lifting mechanism 4 and a repairing mechanism 3, one end of the base 2 is provided with a handle 7, the handle 7 is provided with a control panel 6 for controlling the lifting mechanism 4 and the repairing mechanism 3, the lifting mechanism 4 is installed on the base 2, and the repairing mechanism 3 is installed on the lifting mechanism 4; the lifting mechanism 4 of the device can drive the repairing mechanism 3 to move up and down, so that the device can repair wall cracks with different heights, the practicability of the device is improved, the discharge pipe 302 in the repairing mechanism 3 can extend out of the scraper 301 or shrink into the scraper 301 as required, when the depth of the wall crack is shallow, the scraper 301 is only required to be close to the wall, the control panel 6 controls the booster pump 3013 to spray repairing liquid on the wall from the discharge pipe 302, the repairing liquid is scraped under the action of the scraper 301 to achieve the effect of repairing the wall crack, when the wall crack is deep, a worker pushes the device to enable the through hole in the middle of the scraper 301 to align the crack, the device is pushed again, so that the scraper 301 compresses the telescopic rod 3011 and the reset spring 3012, the discharge pipe 302 extends out of the through hole on the scraper 301 and extends into the crack, then the booster pump 3013 is controlled by the control panel 6 to spray repairing liquid into the discharge pipe 302, thereby achieving the effect of filling cracks and ensuring the repairing quality.
The repair mechanism 3 comprises a material mixing chamber, a support 3014, a scraper 301, a telescopic rod 3011, a reset spring 3012 and a discharge pipe 302, wherein an agitating mechanism is arranged inside the material mixing chamber 8, the bottom of the agitating mechanism penetrates through the bottom of the material mixing chamber 8 and is connected with a motor 309, an upper cover 305 convenient for inputting materials into the material mixing chamber 8 is arranged at the top of the material mixing chamber 8, an installation chamber 9 is arranged at the bottom of the material mixing chamber 8, the motor 309 is installed in the installation chamber 9, a storage battery 3010 is arranged in the installation chamber 9, the storage battery 3010 is electrically connected with the motor 309, the support 3014 is installed at one side of the material mixing chamber 8, a booster pump 3013 is arranged inside the support 3014, the booster pump 3013 is installed on the support 3014 and is matched with the discharge pipe 302, one end of the discharge pipe 302 is arranged on the scraper 301, and the other end of the discharge pipe is installed, one end of the telescopic rod 3011 is installed on the material mixing chamber 8, the other end is installed on the scraper 301, and the reset spring 3012 is sleeved on the telescopic rod 3011.
The stirring mechanism comprises a stirring shaft 308 and stirring blades 306, the stirring blades 306 are uniformly installed on the stirring shaft 308, the bottom of the stirring shaft 308 penetrates through the base of the material mixing chamber 8 and is connected with the motor 309, the stirring mechanism can stir the repairing liquid, the repairing liquid is prevented from solidifying, the normal operation of repairing wall cracks is guaranteed, and the working efficiency is improved.
The lifting mechanism 4 comprises a motor 401, a threaded rod 406, a sleeve 407, a support frame 404, a frame 402 and a mounting seat 405, the bottom of the frame 402 is fixed on the base 2, the mounting seats 405 are fixed at the upper end and the lower end of one side of the frame 402, the top of the threaded rod 406 is rotatably connected with the mounting seat 405 above, the bottom of the threaded rod 406 is matched with the mounting seat 405 below, the bottom of the threaded rod 406 extends into the base 2 and is connected with the motor 401, a guide sliding rail 403 is mounted at the other side of the frame 402, the guide sliding rail 403 is matched with a sliding block on the support frame 404, the support frame 404 is connected with the threaded rod 406 through the sleeve 407, the motor 401 is mounted inside the base 2 and is connected with a storage battery 3010, the lifting mechanism 4 can control the lifting mechanism 3 to ascend and descend, and ensure that the repairing, the working efficiency is improved.
One side of the material mixing chamber 8 is also provided with an observation window 307, so that the staff can observe the use condition of the material, the material can be added conveniently and timely, and the working efficiency is greatly improved.
The base 2 is also provided with a tool box 5, and the tool box 5 is fixed on one side of the lifting mechanism 4; the tool box 5 facilitates the storage of maintenance tools by workers, and greatly improves the working efficiency.
A wall crack prosthetic devices for construction, its working process as follows: when the repairing device works, a worker pushes the repairing device to the bottom of a wall needing to be repaired through the handle 7, so that the scraper 301 is attached to the wall, the lifting mechanism 4 is controlled through the control panel 6 to drive the repairing mechanism 3 to move upwards from the bottom of a crack according to the height of the crack, the wall is cleaned under the action of the grinding wheel 304, then the position of the scraper 301 is adjusted according to the depth of the crack, when the depth of the crack of the wall is shallow, only the scraper 301 needs to be close to the wall, the control panel 6 controls the booster pump 3013 to spray repairing liquid onto the wall from the discharge pipe 302, the repairing liquid is scraped under the action of the scraper 301 to achieve the effect of repairing the crack of the wall, when the crack of the wall is deep, the lifting mechanism 4 is controlled through the control panel 6 to adjust the scraper 301, so that a through hole in the middle of the scraper 301 is aligned with the top of the crack of the wall, the repairing device is pushed again, so that the scraper 301 compresses, the discharge pipe 302 extends out of the through hole in the scraper 301 and extends into the crack, and then the control panel 6 controls the booster pump 3013 to spray repair liquid into the crack from the discharge pipe 302, so that the effect of filling the crack is achieved, and the repair quality is guaranteed.
The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.
Claims (8)
1. The utility model provides a wall crack prosthetic devices for construction, is including removing wheel, base, it installs on the base to remove the wheel, its characterized in that still includes elevating system and repair body, installs the handle in the one end of base, installs the control panel who is used for controlling elevating system and repair body on hand, elevating system installs on the base, repair body installs on elevating system.
2. The wall crack repairing device for building construction as claimed in claim 1, wherein the repairing mechanism comprises a material mixing chamber, a support, a scraper, a telescopic rod, a motor, a return spring and a discharging pipe, the material mixing chamber is internally provided with a stirring mechanism, the bottom of the stirring mechanism penetrates through the bottom of the material mixing chamber and is connected with the motor, the top of the material mixing chamber is provided with an upper cover for facilitating material input into the material mixing chamber, the bottom of the material mixing chamber is provided with an installation chamber, the motor is installed in the installation chamber, a storage battery is arranged in the installation chamber and is electrically connected with the motor, the support is installed at one side of the material mixing chamber, the inside of the support is provided with a booster pump, the booster pump is installed on the support and is matched with the discharging pipe, one end of the discharging pipe is arranged on the scraper, the other end of the discharging pipe is installed on a, one end of the telescopic rod is installed on the material mixing chamber, the other end of the telescopic rod is installed on the scraper, and the reset spring is sleeved on the telescopic rod.
3. The wall crack repairing device for building construction as claimed in claim 2, wherein the scraping plate comprises a structural body with a T-shaped cross section, a through hole is formed in the middle of the structural body, the through hole is matched with the discharging pipe, a mounting groove is formed above the through hole, a grinding wheel is arranged inside the mounting groove, the grinding wheel is rotatably connected with two side walls of the mounting groove, a smooth plate surface structure is adopted below the through hole, and a wear-resistant layer is arranged on the smooth plate surface.
4. The wall crack repairing device for building construction as claimed in claim 2, wherein the stirring mechanism comprises a stirring shaft and stirring blades, the stirring blades are uniformly installed on the stirring shaft, and the bottom of the stirring shaft penetrates through the base of the material mixing chamber and is connected with the motor.
5. The wall crack repairing device for building construction as claimed in claim 1, wherein the lifting mechanism comprises a motor, a threaded rod, a sleeve, a supporting frame, a frame and a mounting seat, the bottom of the frame is fixed on the base, the mounting seats are fixed at the upper end and the lower end of one side of the frame, the top of the threaded rod is rotatably connected with the mounting seat above, the bottom of the threaded rod is matched with the mounting seat below, the bottom of the threaded rod extends into the base and is connected with the motor, a guide sliding rail is installed at the other side of the frame and is matched with a sliding block on the supporting frame, the supporting frame is connected with the threaded rod through the sleeve, and the motor is installed in the base and is connected with a storage battery.
6. The wall crack repairing device for building construction as claimed in claim 2, wherein the bracket is of a groove structure with both ends open.
7. The wall crack repairing device for building construction as claimed in claim 2, wherein an observation window is further provided at one side of the material mixing chamber.
8. The wall crack repairing device for building construction as claimed in claim 1, wherein the base is further provided with a tool box, and the tool box is fixed on one side of the lifting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020549876.2U CN211949743U (en) | 2020-04-14 | 2020-04-14 | Wall crack prosthetic devices for construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020549876.2U CN211949743U (en) | 2020-04-14 | 2020-04-14 | Wall crack prosthetic devices for construction |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211949743U true CN211949743U (en) | 2020-11-17 |
Family
ID=73164095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020549876.2U Expired - Fee Related CN211949743U (en) | 2020-04-14 | 2020-04-14 | Wall crack prosthetic devices for construction |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211949743U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494194A (en) * | 2021-09-02 | 2021-10-12 | 深圳市鑫麟钰鼎科技有限公司 | Screen remote control manipulator is inlayed in outer wall crack |
| CN115434537A (en) * | 2022-10-14 | 2022-12-06 | 北京城建亚泰建设集团有限公司 | Wall surface cracking repairing device and construction process thereof |
-
2020
- 2020-04-14 CN CN202020549876.2U patent/CN211949743U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113494194A (en) * | 2021-09-02 | 2021-10-12 | 深圳市鑫麟钰鼎科技有限公司 | Screen remote control manipulator is inlayed in outer wall crack |
| CN113494194B (en) * | 2021-09-02 | 2022-06-21 | 深圳市鑫麟钰鼎科技有限公司 | Screen remote control manipulator is inlayed in outer wall crack |
| CN115434537A (en) * | 2022-10-14 | 2022-12-06 | 北京城建亚泰建设集团有限公司 | Wall surface cracking repairing device and construction process thereof |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201117 |
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| CF01 | Termination of patent right due to non-payment of annual fee |