CN214196130U - Electric door rolling machine with limiting mechanism - Google Patents
Electric door rolling machine with limiting mechanism Download PDFInfo
- Publication number
- CN214196130U CN214196130U CN202023075645.1U CN202023075645U CN214196130U CN 214196130 U CN214196130 U CN 214196130U CN 202023075645 U CN202023075645 U CN 202023075645U CN 214196130 U CN214196130 U CN 214196130U
- Authority
- CN
- China
- Prior art keywords
- wall
- moving block
- hole
- rotating shaft
- electric door
- 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.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 50
- 238000009434 installation Methods 0.000 claims description 44
- 230000008878 coupling Effects 0.000 abstract description 2
- 238000010168 coupling process Methods 0.000 abstract description 2
- 238000005859 coupling reaction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001739 rebound effect Effects 0.000 description 1
Images
Landscapes
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The utility model discloses an electronic rolling door machine with stop gear, including the rolling door device, install bin A on one side outer wall of rolling door device, bearing A has been seted up on one side outer wall of install bin A, the motor is installed to install bin A's inside bottom, the output shaft of motor passes through the shaft coupling and is connected with the pivot, outer wall one side of pivot is provided with the external screw thread, install bin B on the opposite side outer wall of rolling door device, the mounting panel is installed to inside one side of mounting bin B, mounting panel one side outer wall central point puts and is provided with the bearing dish, movable block A is installed to outer wall one side of pivot. The utility model discloses the effectual electric rolling door machine that has solved carries out spacing processing when moving, has avoided the unable regulation setting of stop gear, and has leaded to unable the spacing condition of carrying on, and stop gear simple structure is convenient for install simultaneously, and the practicality is strong.
Description
Technical Field
The utility model relates to an electronic rolling door machine equipment technical field specifically is an electronic rolling door machine with stop gear.
Background
The electric rolling shutter door is formed by connecting multiple movable door sheets in series, and is driven by an electric motor unit to start, and the rolling shutter door rotates up and down in a fixed slideway by taking a scroll above the door as a center. The method is suitable for public places or houses such as commercial doorways, garages, markets, hospitals, factories and mines and enterprises. Especially, the door opening is large, and the place where the ground door body is inconvenient to install can be conveniently and quickly opened. If the door is used for garage doors and airplane garage doors with fireproof rolling doors in markets, the electric rolling door needs to be limited and controlled when the electric rolling door runs, so that the electric rolling door is limited by a corresponding limiting mechanism.
The existing electric door roller of the limiting mechanism has the defects that:
1. when the electric door rolling machine of the existing limiting mechanism runs and is not limited, the electric door rolling machine is easy to excessively wind the roller door and damage the electric door rolling machine;
2. when the electric door rolling machine of the existing limiting mechanism is subjected to limiting treatment, the limiting device is not arranged according to the installation height, so that the limiting device cannot be subjected to limiting treatment, and meanwhile, the rolling door is subjected to the condition of overlong falling.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an electronic rolling door machine with stop gear to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: an electric door rolling machine with a limiting mechanism comprises a door rolling device, wherein an installation box A is installed on the outer wall of one side of the door rolling device, a bearing A is arranged on the outer wall of one side of the installation box A, a motor is installed at the bottom end inside the installation box A, an output shaft of the motor is connected with a rotating shaft through a coupler, external threads are arranged on one side of the outer wall of the rotating shaft, an installation box B is installed on the outer wall of the other side of the door rolling device, an installation plate is installed on one side inside the installation box B, a bearing disc is arranged at the central position of the outer wall of one side of the installation plate, a moving block A is installed on one side of the outer wall of the rotating shaft, fixed blocks B are installed above and below the inner wall of the other side of the installation box B, fixed blocks A are installed above and below the outer wall of one side of the installation plate, and supporting rods are installed between every two adjacent fixed blocks A and B, and a moving block B is arranged on one side of the outer wall of the supporting rod.
Preferably, the other end of the rotating shaft passes through the bearing A and is connected with the bearing disc.
Preferably, a threaded hole is formed in the surface of the moving block A, an internal thread in the threaded hole is meshed with an external thread in the rotating shaft, connecting rods are mounted at the top and the bottom of the moving block A, and a push rod is mounted at the top or the bottom of each connecting rod.
Preferably, the surface of the moving block B is provided with a through hole B, and the hole wall of the through hole B is in clearance connection with the outer wall of the support rod.
Preferably, a through hole A is formed in the center of the front end face of the moving block B, an adjusting bolt is arranged inside the through hole A, the outer wall of the adjusting bolt is in clearance connection with the hole wall of the through hole A, and an anti-skid pad is arranged at the bottom end of the adjusting bolt.
Preferably, the mounting seat is installed at the bottom of the moving block B, through holes C are formed in the center positions of outer walls on two sides of the mounting seat, T-shaped rods are arranged inside the through holes C, the outer walls of the T-shaped rods are in clearance connection with the hole walls of the through holes C, springs are arranged on the outer walls of the T-shaped rods and located inside the mounting seat, and control buttons are arranged above and below the outer wall on the other side of the mounting seat.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model, through the arrangement of the installation box A, the installation box B and the moving block A, when the electric door rolling machine needs to carry out the limiting treatment, the installation box A and the installation box B are arranged on two sides of the rolling door device, the motor is arranged at the bottom end inside the installation box A, the installation plate is arranged inside the installation box B, the output shaft of the motor is connected with the rotating shaft through the coupler, the other end of the rotating shaft is connected with the bearing disc on the installation plate, the electric door rolling machine can be fixed by arranging an external thread on one side of the outer wall of the rotating shaft and arranging a moving block A on the outer wall of the rotating shaft, so that a threaded hole on the moving block A is meshed and connected with the external thread on the rotating shaft, the motor is started to drive the moving block A to move leftwards or rightwards by the forward rotation or the reverse rotation of the rotating shaft, and the moving block A is arranged in the mounting box B, the moving block A can be limited, and the defect caused by the fact that the electric door rolling machine is not limited is effectively overcome.
2. The utility model can fix the supporting rod by arranging the fixed block A above and below one side outer wall of the mounting plate and the fixed block B above and below one side inner wall of the mounting box B when the electric door rolling machine performs limit control, by arranging the fixed block A and the fixed block B between two pairs, and arranging the movable block B on the outer wall of the supporting rod and arranging the movable block B on the upper supporting rod and the movable block B on the lower supporting rod in opposite directions, the device on the movable block B can be positively and negatively arranged, by arranging the mounting seat on the movable block B and arranging the through holes C on the outer walls of the two sides of the mounting seat, and installing the T-shaped rod in the through hole C, so that the T-shaped rod is in sliding connection with the mounting seat, by arranging the spring on the outer wall of the T-shaped rod and arranging the spring in the mounting seat, the spring is pressed and deformed to rebound, can be to T type pole pressurized rearward movement and reset once more, set up control button through one side outer wall top and below at the mount pad, and set up the connecting rod on movable block A top, set up the ejector pin on the connecting rod, then movable block A moves left or right and drives the ejector pin and move left or right, touch T type pole when the ejector pin left, make T type pole touch control button, set up control button to the closing power, then the operation is closed to electronic rolling door machine equipment, the effectual drawback that has solved electronic rolling door machine and has not gone on spacing control and bring.
3. The utility model discloses an adjusting bolt sets up, when carrying out spacing adjustment to stop gear, through set up through-hole A through the terminal surface before the movable block B, and install adjusting bolt in through-hole A, make adjusting bolt pass through-hole A and bracing piece outer wall contact, can carry out spacing fixed with movable block B, set up the slipmat through locating adjusting bolt and bracing piece contact, utilize the slipmat to increase frictional effect, can carry out anti-skidding to adjusting bolt and bracing piece contact point, prevent that movable block B from appearing not hard up condition between to the bracing piece, effectual stop gear of having solved carries out spacing adjustment and handles, avoided stop gear can't adjust and lead to the device to touch the condition that can't arrive.
Drawings
Fig. 1 is a schematic front view of a cross-sectional structure of the present invention;
fig. 2 is a schematic view of a right side sectional structure of a moving block B of the present invention;
FIG. 3 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 4 is an enlarged schematic structural diagram of the point B in fig. 1 according to the present invention.
In the figure: 1. a rollup door assembly; 2. installing a box A; 201. a bearing A; 202. a motor; 203. a coupling; 204. a rotating shaft; 205. an external thread; 3. installing a box B; 301. mounting a plate; 302. a bearing disk; 303. a fixed block A; 304. a fixed block B; 305. a support bar; 4. moving block A; 401. a threaded hole; 402. a connecting rod; 403. a top rod; 5. a moving block B; 501. a through hole A; 502. adjusting the bolt; 503. a non-slip mat; 504. a through hole B; 505. a mounting seat; 506. a through hole C; 507. a T-shaped rod; 508. a spring; 509. and a control button.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all 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 should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, the present invention provides an embodiment: an electric door rolling machine with a limiting mechanism comprises a door rolling device 1, wherein an installation box A2 is installed on the outer wall of one side of the door rolling device 1, a bearing A201 is arranged on the outer wall of one side of an installation box A2, a motor 202 is installed at the bottom end of the inside of the installation box A2, an output shaft of the motor 202 is connected with a rotating shaft 204 through a coupler 203, an external thread 205 is arranged on one side of the outer wall of the rotating shaft 204, an installation box B3 is installed on the outer wall of the other side of the door rolling device 1, an installation plate 301 is installed on one side of the inside of the installation box B3, a bearing disc 302 is arranged at the central position of the outer wall of one side of the installation plate 301, the other end of the rotating shaft 204 penetrates through the bearing A201 to be connected with the bearing disc 302, a moving block A4 is installed on one side of the outer wall of the rotating shaft 204, a threaded hole 401 is formed in the surface of a moving block A4, an internal thread on the threaded hole 401 is in meshed with the external thread 205 on the rotating shaft 204, and is connected with the installation box A2, an installation box B3 and a moving block A4, when the electric rolling door machine needs to perform the limit treatment, by arranging the installation box A2 and the installation box B3 at the two sides of the rolling door device 1, a motor 202 is arranged at the bottom end in the mounting box A2, a mounting plate 301 is arranged in the mounting box B3, the output shaft of the motor 202 is connected with a rotating shaft 204 by a coupler 203, the other end of the rotating shaft 204 is connected with a bearing disc 302 on the mounting plate 301, the electric door roller can be fixed, by arranging an external thread 205 on one side of the outer wall of the rotating shaft 204, a moving block A4 is arranged on the outer wall of the rotating shaft 204, so that a threaded hole 401 on a moving block A4 is in threaded engagement with an external thread 205 on the rotating shaft 204, motor 202 is activated and rotating shaft 204 in a forward or reverse direction moves traveling block a4 to the left or right, by positioning traveling block a4 within mounting box B3, can make movable block A4 carry on spacingly, the effectual electric rolling door machine of having solved carries out spacing processing.
Specifically, the top and the bottom of the moving block a4 are both provided with a connecting rod 402, the top or the bottom of the connecting rod 402 is provided with a top rod 403, the upper and the lower of the inner wall of the other side of the installation box B3 are both provided with a fixed block B304, the upper and the lower of the outer wall of one side of the installation plate 301 are both provided with a fixed block a303, a supporting rod 305 is arranged between every two adjacent fixed blocks a303 and B304, the moving block B5 is arranged on one side of the outer wall of the supporting rod 305, the surface of the moving block B5 is provided with a through hole B504, the hole wall of the through hole B504 is in clearance connection with the outer wall of the supporting rod 305, the center position of the front end face of the moving block B5 is provided with a through hole a501, the inside of the through hole a501 is provided with an adjusting bolt 502, the outer wall of the adjusting bolt 502 is in clearance connection with the through hole a pad 503 at the bottom end of the adjusting bolt 502, when the limiting mechanism is limited and adjusted, the through hole a501 is arranged at the front end face of the moving block B5, and install adjusting bolt 502 in through-hole A501, make adjusting bolt 502 pass through-hole A501 and support rod 305 outer wall contact, can carry out spacing fixed with movable block B5, set up slipmat 503 through with adjusting bolt 502 and support rod 305 contact department, utilize the effect that slipmat 503 increased friction, can carry out anti-skidding processing to adjusting bolt 502 and support rod 305 contact point, prevent to appear not hard up the condition between movable block B5 to the support rod 305, the effectual stop gear that has solved carries out spacing adjustment and handles, the unable condition that leads to the device to touch not to be adjusted of stop gear has been avoided.
Specifically, a mounting base 505 is mounted at the bottom of the moving block B5, through holes C506 are formed in the center positions of the outer walls of the two sides of the mounting base 505, T-shaped rods 507 are arranged inside the through holes C506, the outer walls of the T-shaped rods 507 are in clearance connection with the hole walls of the through holes C506, springs 508 are arranged on the outer walls of the T-shaped rods 507 and are located inside the mounting base 505, control buttons 509 are arranged above and below the outer wall of the other side of the mounting base 505, through the arrangement of the moving block B5, when the electric door rolling machine performs limit control, the fixing blocks a303 are arranged above and below the outer wall of one side of the mounting plate 301, the fixing blocks B304 are arranged above and below the inner wall of one side of the mounting box B3, the supporting rods 305 are arranged between the fixing blocks a303 and the fixing blocks B304, the supporting rods 305 can be fixed, the moving block B5 is arranged on the outer walls of the supporting rods 305, and the moving blocks B5 on the upper supporting rods 305 and the lower supporting rods 305 are arranged in opposite directions, the device on the moving block B5 can be set up in the positive and negative directions, the mounting base 505 is arranged on the moving block B5, the through holes C506 are arranged on the outer walls of the two sides of the mounting base 505, the T-shaped rods 507 are arranged in the through holes C506, the T-shaped rods 507 are connected with the mounting base 505 in a sliding mode, the springs 508 are arranged on the outer walls of the T-shaped rods 507, the springs 508 are arranged in the mounting base 505, the T-shaped rods 507 can be pressed to move backwards and reset again under the action of resilience of the springs 508 after being pressed and deformed, the control buttons 509 are arranged above and below the outer wall of one side of the mounting base 505, the connecting rod 402 is arranged at the top end of the moving block A4, the ejector rod 403 is arranged on the connecting rod 402, the moving block A4 moves leftwards or rightwards to drive the ejector rod 403 to move leftwards or rightwards, when the ejector rod 403 touches the T-shaped rods 507 leftwards, the T-shaped rods 507 are enabled to touch the control buttons 509, the control buttons 509 are set to be powered off, the electric door rolling machine is closed to operate, and the problem that the electric door rolling machine carries out limit control is effectively solved.
The working principle is as follows: before the device is used, a user firstly detects the device and uses the device after confirming that no problem exists, when the electric door rolling machine needs to be limited, the mounting box A2 and the mounting box B3 are arranged on two sides of the door rolling device 1, the motor 202 is arranged at the bottom end in the mounting box A2, the mounting plate 301 is arranged in the mounting box B3, the output shaft of the motor 202 is connected with the rotating shaft 204 through the coupler 203, the other end of the rotating shaft 204 is connected with the bearing disc 302 on the mounting plate 301, the electric door rolling machine can be fixed, the external thread 205 is arranged on one side of the outer wall of the rotating shaft 204, the moving block A4 is arranged on the outer wall of the rotating shaft 204, the threaded hole 401 on the moving block A4 is in threaded engagement with the external thread 205 on the rotating shaft 204, the motor 202 is started, the rotating shaft 204 rotates forwards or reversely to drive the moving block A4 to move leftwards or rightwards, the moving block A4 is arranged in the mounting box B3, the moving block A4 can be limited, the limitation processing of the electric door rolling machine is effectively solved, when the electric door rolling machine is used for limiting control, the fixing blocks A303 are arranged above and below the outer wall of one side of the mounting plate 301, the fixing blocks B304 are arranged above and below the inner wall of one side of the mounting box B3, the supporting rod 305 is arranged between the fixing blocks A303 and the fixing blocks B304, the supporting rod 305 can be fixed, the moving block B5 is arranged on the outer wall of the supporting rod 305, the moving block B5 on the upper supporting rod 305 and the moving block B5 on the lower supporting rod 305 are arranged in opposite directions, the device on the moving block B5 can be positively and negatively arranged, the mounting seat 505 is arranged on the moving block B5, the through holes C506 are arranged on the outer walls of two sides of the mounting seat 505, the T-shaped rod 507 is arranged in the through holes C506, the sliding connection between the T-shaped rod 507 and the mounting seat 505 is realized, the spring 508 is arranged on the outer wall of the T-shaped rod 507, the spring 508 is arranged in the mounting seat 505, the T-shaped rod 507 can be pressed to move backwards and reset again by utilizing the rebound effect after the spring 508 is pressed to deform, the control buttons 509 are arranged above and below the outer wall of one side of the mounting seat 505, the connecting rod 402 is arranged at the top end of the moving block A4, the ejector rod 403 is arranged on the connecting rod 402, the moving block A4 moves leftwards or rightwards to drive the ejector rod 403 to move leftwards or rightwards, when the ejector rod 403 touches the T-shaped rod 507 leftwards, the T-shaped rod 507 touches the control button 509, the control button 509 is set to be a power-off state, the electric door rolling machine is shut down to operate, the limit control of the electric door rolling machine is effectively realized, when the limit mechanism is limited and adjusted, the through hole A501 is arranged on the front end surface of the moving block B5, the adjusting bolt 502 is arranged in the through hole A501, and the adjusting bolt 502 penetrates through the through hole A501 to be in contact with the outer wall of the supporting rod 305, can carry out spacing fixed with movable block B5, set up slipmat 503 through contacting adjusting bolt 502 with bracing piece 305, utilize slipmat 503 to increase frictional effect, can carry out anti-skidding processing to adjusting bolt 502 and bracing piece 305 contact point, prevent that movable block B5 from to the not hard up condition appearing between the bracing piece 305, effectual stop gear of having solved carries out spacing adjustment and handles, avoided stop gear can't adjust and lead to the device to touch the condition that can not arrive.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An electric door roller with a limiting mechanism comprises a door rolling device (1), and is characterized in that: the roller door device is characterized in that an installation box A (2) is installed on the outer wall of one side of the roller door device (1), a bearing A (201) is arranged on the outer wall of one side of the installation box A (2), a motor (202) is installed at the bottom end of the interior of the installation box A (2), an output shaft of the motor (202) is connected with a rotating shaft (204) through a coupler (203), external threads (205) are arranged on one side of the outer wall of the rotating shaft (204), an installation box B (3) is installed on the outer wall of the other side of the roller door device (1), an installation plate (301) is installed on one side of the interior of the installation box B (3), a bearing disc (302) is arranged in the center position of the outer wall of one side of the installation plate (301), a moving block A (4) is installed on one side of the outer wall of the rotating shaft (204), fixed blocks B (304) are installed above and below the inner wall of the other side of the installation box B (3), and fixed blocks A (303) are installed above and below the outer wall of one side of the installation plate (301), supporting rods (305) are arranged between every two adjacent fixed blocks A (303) and B (304), and moving blocks B (5) are arranged on one side of the outer wall of each supporting rod (305).
2. An electric door roller with a limit mechanism as claimed in claim 1, wherein: the other end of the rotating shaft (204) penetrates through the bearing A (201) to be connected with the bearing disc (302).
3. An electric door roller with a limit mechanism as claimed in claim 1, wherein: threaded holes (401) are formed in the surface of the moving block A (4), internal threads on the threaded holes (401) are in threaded engagement with external threads (205) on the rotating shaft (204), connecting rods (402) are mounted at the top and the bottom of the moving block A (4), and ejector rods (403) are mounted at the top or the bottom of the connecting rods (402).
4. An electric door roller with a limit mechanism as claimed in claim 1, wherein: the surface of the moving block B (5) is provided with a through hole B (504), and the hole wall of the through hole B (504) is in clearance connection with the outer wall of the supporting rod (305).
5. An electric door roller with a limit mechanism as claimed in claim 1, wherein: the center of the front end face of the moving block B (5) is provided with a through hole A (501), an adjusting bolt (502) is arranged inside the through hole A (501), the outer wall of the adjusting bolt (502) is in clearance connection with the hole wall of the through hole A (501), and the bottom end of the adjusting bolt (502) is provided with an anti-slip pad (503).
6. An electric door roller with a limit mechanism as claimed in claim 1, wherein: the bottom of the moving block B (5) is provided with an installation seat (505), the center positions of the outer walls of the two sides of the installation seat (505) are provided with through holes C (506), T-shaped rods (507) are arranged inside the through holes C (506), the outer walls of the T-shaped rods (507) are in clearance connection with the hole walls of the through holes C (506), springs (508) are arranged on the outer walls of the T-shaped rods (507), the springs (508) are located inside the installation seat (505), and control buttons (509) are arranged above and below the outer wall of the other side of the installation seat (505).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023075645.1U CN214196130U (en) | 2020-12-19 | 2020-12-19 | Electric door rolling machine with limiting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023075645.1U CN214196130U (en) | 2020-12-19 | 2020-12-19 | Electric door rolling machine with limiting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214196130U true CN214196130U (en) | 2021-09-14 |
Family
ID=77655421
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023075645.1U Expired - Fee Related CN214196130U (en) | 2020-12-19 | 2020-12-19 | Electric door rolling machine with limiting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214196130U (en) |
-
2020
- 2020-12-19 CN CN202023075645.1U patent/CN214196130U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214196130U (en) | Electric door rolling machine with limiting mechanism | |
| CN211180020U (en) | Detection equipment of electrical automation equipment | |
| CN219833391U (en) | Indoor alternating-current metal armoured movable switch equipment | |
| CN215640010U (en) | Building structure anti-seismic performance detection device | |
| CN211313719U (en) | Automatic lock body with motor | |
| CN205397770U (en) | Prevent unexpected rope clamping device device that removes of car | |
| CN210798755U (en) | Waterproof rolling shutter door | |
| CN214067707U (en) | Dustproof computer case | |
| CN218413666U (en) | Smoke detection alarm capable of enlarging detection range | |
| CN219872451U (en) | Intelligent entrance guard safety control equipment | |
| CN211701022U (en) | Special cabinet of security protection equipment environmental management | |
| CN219667996U (en) | Direct-current electric vehicle charging unit | |
| CN213517236U (en) | Novel dry-type batch meter | |
| CN219856956U (en) | Expansion mechanism and car as a house thereof | |
| CN217104820U (en) | Transmission mechanism of quick-acting brake | |
| CN216217249U (en) | Monitoring device for emergency management of safety production | |
| CN220384856U (en) | Solar-driven automatic curtain rod | |
| CN219411428U (en) | Low-carbon building curtain wall for energy-saving building | |
| CN213770936U (en) | Elevator transformer case protection device with heat dissipation function | |
| CN221373418U (en) | Manual clutch device of roller shutter door motor | |
| CN220156802U (en) | Electronic cabinet | |
| CN221040895U (en) | Multi-gear electric window button | |
| CN219321212U (en) | Electromechanical electricity-saving equipment | |
| CN113182274B (en) | Clean high-efficient lithium cell workshop purifies air shower | |
| CN216476896U (en) | Automatic opening device for sliding door and window |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210914 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |