CN113944421A - Radar type double-opening inlet and outlet device applied to supermarket - Google Patents
Radar type double-opening inlet and outlet device applied to supermarket Download PDFInfo
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- CN113944421A CN113944421A CN202111173916.3A CN202111173916A CN113944421A CN 113944421 A CN113944421 A CN 113944421A CN 202111173916 A CN202111173916 A CN 202111173916A CN 113944421 A CN113944421 A CN 113944421A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 39
- 238000009434 installation Methods 0.000 claims abstract description 12
- 230000007246 mechanism Effects 0.000 claims abstract description 12
- 239000000523 sample Substances 0.000 claims description 13
- 229910001220 stainless steel Inorganic materials 0.000 claims description 12
- 239000010935 stainless steel Substances 0.000 claims description 12
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 claims description 2
- 229910000831 Steel Inorganic materials 0.000 claims 1
- 239000010959 steel Substances 0.000 claims 1
- 230000007306 turnover Effects 0.000 abstract description 8
- 239000011435 rock Substances 0.000 abstract description 4
- 230000001737 promoting effect Effects 0.000 abstract description 3
- 238000013459 approach Methods 0.000 description 4
- 210000000056 organ Anatomy 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
- E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
- E06B11/00—Means for allowing passage through fences, barriers or the like, e.g. stiles
- E06B11/08—Turnstiles; Gates for control of entry or exit of persons, e.g. in supermarkets
- E06B11/085—Turnstiles; Gates for control of entry or exit of persons, e.g. in supermarkets non-rotary or with a limited angle of rotation, e.g. 90°
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/611—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings
- E05F15/616—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms
- E05F15/619—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for swinging wings operated by push-pull mechanisms using flexible or rigid rack-and-pinion arrangements
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
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- Engineering & Computer Science (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention relates to the technical field of an inlet and outlet device, and discloses a radar type double-opening inlet and outlet device applied to supermarkets. Can drive first railing and second railing and open simultaneously and close simultaneously through transmission, make things convenient for pedestrian's current and block, and this transmission precision is higher, can make first railing and second railing move simultaneously, the work efficiency of this business turn over mouth ware has been improved, can adjust the use height of this business turn over mouth ware as required through adjustment mechanism, can satisfy the installation needs of reality on the one hand, on the other hand can carry out nimble adjustment according to different protection height, application scope is showing and is promoting, and adjust the back, overall stability is better, the difficult phenomenon that becomes flexible and rocks that appears.
Description
Technical Field
The invention relates to the technical field of an access device, in particular to a radar type double-opening access device applied to a supermarket.
Background
The supermarket is one of daily shopping places, the entrance and exit device is mainly used for entrance and exit management of a supermarket passageway, a common application place only allows people to pass through or drags luggage and handicapped people to pass through, and the existing entrance and exit device is roughly divided into a single opening type and a double opening type.
However, when the existing entrance and exit device is used, although the double-opening effect can be realized, the simultaneous opening and the simultaneous closing are difficult to realize, the precision is not high enough, and meanwhile, the use height of the existing entrance and exit device is difficult to adjust according to the requirement, so that the actual requirement cannot be met. Therefore, those skilled in the art have provided a radar type double-opening access device for supermarket to solve the above problems in the background art.
Disclosure of Invention
The invention aims to provide a radar type double-opening inlet and outlet device applied to supermarkets, which can drive a first railing and a second railing to be opened and closed simultaneously through a transmission device, is convenient for pedestrians to pass and block, is matched with a radar probe for use, can be opened actively when a pedestrian approaches, can be closed automatically when a pedestrian leaves, is easy to use practically, has higher precision, can enable the first railing and the second railing to operate simultaneously, improves the working efficiency of the inlet and outlet device, can adjust the use height of the inlet and outlet device according to needs through an adjusting mechanism, can meet the actual installation needs on one hand, can be flexibly adjusted according to different protection heights on the other hand, has obviously improved application range, has better overall stability after adjustment, and is not easy to loosen and shake.
In order to achieve the purpose, the invention provides the following technical scheme:
a radar type double-opening inlet and outlet device applied to supermarkets comprises a main shell, wherein a first railing and a second railing are respectively arranged on two sides of the main shell, a radar probe is fixedly connected to the center of the top of the main shell, a transmission device is arranged in the main shell, a supporting seat is movably sleeved at the bottom of the main shell, a controller is fixedly connected to the front surface of the supporting seat, and an adjusting mechanism is further arranged in the supporting seat;
the transmission device comprises an electric push rod, a rack, a second gear, a first gear, limiting rings, fastening rods and mounting rods, wherein the electric push rod is fixedly connected to the rear surface of the rack, the fastening rods are fixedly connected to the two sides of the rack, the limiting rings are fixedly connected to one ends of the two fastening rods, the mounting rods movably penetrate through the interior of the limiting rings, the first gear and the second gear are respectively meshed to the two sides of the rack, a first transmission rod is fixedly connected to the center of the bottom of the first gear, and a second transmission rod is fixedly connected to the center of the bottom of the second gear;
the adjusting mechanism comprises a servo motor, a first mounting ring, a first fixing block, a first bracket, a chain, a rotating shaft, a stainless steel pipe, a second bracket, a second mounting ring and a second fixing block, a first chain wheel is connected on the driving end of the servo motor, a chain is sleeved outside the first chain wheel, the inside of the supporting seat is rotatably connected with a rotating shaft through a bearing, a second chain wheel is fixedly connected at the top end of the rotating shaft, a first fixing block is fixedly connected at the rear side of the upper surface of the chain, and the front side of the upper surface of the chain is fixedly connected with a second fixed block, the top end of the first fixed block is fixedly connected with a first mounting ring, the upper surface of the first mounting ring is movably connected with a first support, the top end of the second fixed block is fixedly connected with a second mounting ring, the upper surface of the second mounting ring is movably connected with a second support, and a stainless steel pipe penetrates through the inner parts of the first mounting ring and the second mounting ring.
As a still further scheme of the invention: one end of the electric push rod is fixedly connected inside the main shell, and the other end of the electric push rod is fixedly connected to the rack.
As a still further scheme of the invention: the mounting rod is fixedly connected inside the main shell, the rack is perpendicular to the fastening rod, and the fastening rod is perpendicular to the mounting rod.
As a still further scheme of the invention: the equal integrated into one piece in both sides of main casing body is fluted, and the bottom of first transfer line is passed through the bearing and is rotated and connect in one of them recess, and the bottom of second transfer line is passed through the bearing and is rotated and connect in another recess.
As a still further scheme of the invention: first railing rigid coupling is on first transfer line, and first railing and first transfer line mutually perpendicular, and the second railing rigid coupling is on the second transfer line, and second railing and second transfer line mutually perpendicular, and first gear and second gear are the symmetric distribution.
As a still further scheme of the invention: the servo motor is fixedly connected inside the supporting seat, two ends of the stainless steel pipe are respectively and fixedly connected to two sides of the inner wall of the supporting seat, and the stainless steel pipe is transversely distributed.
As a still further scheme of the invention: the top of first support and second support all swing joint is in the bottom center department of main casing body, and first support and second support are the symmetric distribution, and the length of first support and second support equals.
As a still further scheme of the invention: the first chain wheel and the chain are meshed with each other, the second chain wheel and the chain are meshed with each other, and the first chain wheel and the second chain wheel are located on two sides of the inside of the chain respectively.
As a still further scheme of the invention: the rear surface rigid coupling of supporting seat has the battery, the output of radar probe and the input electric connection of controller, the output of controller and electric putter and servo motor's input electric connection, the output of battery and the input electric connection of controller.
Compared with the prior art, the invention has the beneficial effects that:
1. the transmission device can drive the first railing and the second railing to be opened and closed simultaneously, so that pedestrians can pass and be stopped conveniently, the transmission device is matched with a radar probe for use, can be opened actively when the pedestrians approach the transmission device, can be closed automatically after the pedestrians leave the transmission device, is easy to use practically, has higher precision, can enable the first railing and the second railing to operate simultaneously, and improves the working efficiency of the entrance device;
2. the use height of this business turn over oral organ can be adjusted as required through adjustment mechanism, can satisfy the installation needs of reality on the one hand, and on the other hand can be according to different protection height and adjust in a flexible way, and application scope is showing and is promoting, adjusts the back moreover, and overall stability is better, is difficult for appearing not hard up and rock the phenomenon.
Drawings
FIG. 1 is a schematic structural view of a radar type double-opening entrance and exit device applied to a supermarket;
FIG. 2 is a schematic view of the internal structure of the main housing of the radar-type double-opening entrance device applied to supermarkets;
FIG. 3 is a schematic view of the installation structure of a transmission device in a radar type double-opening entrance device applied to a supermarket;
FIG. 4 is a schematic view of an internal structure of a support base in a radar-type double-opening entrance device applied to a supermarket;
FIG. 5 is a top view of a rack bar in a radar-type double-opening doorway device used in a supermarket;
fig. 6 is a schematic circuit diagram of a radar type double-opening access device applied to a supermarket.
In the figure: 1. a radar probe; 2. a main housing; 3. a first rail; 4. a second rail; 5. a supporting seat; 51. a controller; 6. a transmission device; 61. an electric push rod; 62. a rack; 63. a second gear; 631. a second transmission rod; 64. a first gear; 641. a first drive lever; 65. a limiting ring; 66. a fastening rod; 67. mounting a rod; 7. an adjustment mechanism; 71. a servo motor; 711. a first sprocket; 72. a first mounting ring; 73. a first fixed block; 74. a first bracket; 75. a chain; 751. a rotating shaft; 752. a second sprocket; 76. a stainless steel tube; 77. a second bracket; 78. a second mounting ring; 79. and a second fixed block.
Detailed Description
Example 1
Referring to fig. 1 to 3, a radar type double-opening entrance and exit device applied to a supermarket includes a main housing 2, a first rail 3 and a second rail 4 are respectively installed on two sides of the main housing 2, a radar probe 1 is fixedly connected to the top center of the main housing 2, a transmission device 6 is installed inside the main housing 2, the transmission device 6 includes an electric push rod 61, a rack 62, a second gear 63, a first gear 64, a limit ring 65, a fastening rod 66 and an installation rod 67, the electric push rod 61 is fixedly connected to the rear surface of the rack 62, the fastening rods 66 are fixedly connected to two sides of the rack 62, a limit ring 65 is fixedly connected to one end of each of the two fastening rods 66, the installation rod 67 movably penetrates through the inside of the limit ring 65, the first gear 64 and the second gear 63 are respectively engaged with two sides of the rack 62, the first transmission rod is fixedly connected to the bottom center of the first gear 64, the second transmission rod 631 is fixedly connected to the bottom center of the second gear 63, one end of the electric push rod 61 is fixed inside the main casing 2, the other end of the electric push rod 61 is fixed on the rack 62, the installation rod 67 is fixed inside the main casing 2, the rack 62 and the fastening rod 66 are perpendicular to each other, the fastening rod 66 and the installation rod 67 are perpendicular to each other, both sides of the main casing 2 are integrally formed with a groove, the bottom end of the first transmission rod 641 is rotatably connected in one of the grooves through a bearing, the bottom end of the second transmission rod 631 is rotatably connected in the other groove through a bearing, the first handrail 3 is fixed on the first transmission rod 641, the first handrail 3 and the first transmission rod 641 are perpendicular to each other, the second handrail 4 is fixed on the second transmission rod 631, the second handrail 4 and the second transmission rod 631 are perpendicular to each other, the first gear 64 and the second gear 63 are symmetrically distributed, and the first handrail 3 and the second handrail 4 can be driven to be opened and closed simultaneously through the transmission device 6, make things convenient for pedestrian's current and block, use with the cooperation of radar probe 1, can initiatively open when the pedestrian is close to, keep away from the back when the pedestrian, can self-closing, easily in-service use, 6 precisions of this transmission are higher moreover, can make first railing 3 and second railing 4 move simultaneously, have improved the work efficiency of this business turn over oral area ware.
In fig. 1, 4 and 5, a support base 5 is movably sleeved at the bottom of a main housing 2, a controller 51 is fixedly connected to the front surface of the support base 5, an adjusting mechanism 7 is further installed inside the support base 5, the adjusting mechanism 7 includes a servo motor 71, a first mounting ring 72, a first fixing block 73, a first support 74, a chain 75, a rotating shaft 751, a stainless steel pipe 76, a second support 77, a second mounting ring 78 and a second fixing block 79, a first chain wheel 711 is connected to a driving end of the servo motor 71, the chain 75 is sleeved outside the first chain wheel 711, the rotating shaft 751 is rotatably connected inside the support base 5 through a bearing, a second chain wheel 752 is fixedly connected to the top end of the rotating shaft 751, the first fixing block 73 is fixedly connected to the rear side of the upper surface of the chain 75, the second fixing block 79 is fixedly connected to the front side of the upper surface of the chain 75, the first mounting ring 72 is fixedly connected to the top end of the first fixing block 73, the upper surface of the first mounting ring 72 is movably connected with a first bracket 74, the top end of a second fixing block 79 is fixedly connected with a second mounting ring 78, the upper surface of the second mounting ring 78 is movably connected with a second bracket 77, the inside of the first mounting ring 72 and the inside of the second mounting ring 78 are movably penetrated with a stainless steel tube 76, the servo motor 71 is fixedly connected inside the supporting seat 5, two ends of the stainless steel tube 76 are fixedly connected at two sides of the inner wall of the supporting seat 5 respectively, the stainless steel tube 76 is transversely distributed, the top ends of the first bracket 74 and the second bracket 77 are movably connected at the center of the bottom of the main shell 2, the first bracket 74 and the second bracket 77 are symmetrically distributed, the length of the first bracket 74 and the second bracket 77 is equal, the first chain wheel 711 and the chain 75 are mutually engaged, the second chain wheel 752 and the chain 75 are mutually engaged, the first chain wheel 711 and the second chain wheel are respectively positioned at two sides of the inside of the chain 75, the rear surface rigid coupling of supporting seat 5 has the battery, can adjust the use height of this business turn over mouth ware as required through adjustment mechanism 7, can satisfy the installation needs of reality on the one hand, and on the other hand can be according to different protection height and adjust in a flexible way, and application scope is showing and is promoting, adjusts the back moreover, and overall stability is better, and difficult appearance is not hard up and rocks the phenomenon.
In fig. 6, the output end of the radar probe 1 is electrically connected to the input end of the controller 51, the output end of the controller 51 is electrically connected to the electric push rod 61 and the input end of the servo motor 71, and the output end of the battery is electrically connected to the input end of the controller 51.
When the radar probe 1 detects that a pedestrian approaches, the signal is transmitted to the controller 51, the controller 51 controls the electric push rod 61 to extend, the rack 62 can be driven to move forward, the rack 62 can drive the first gear 64 to rotate backward after moving forward, the first transmission rod 641 and the first handrail 3 are driven to rotate backward, the rack 62 can also drive the second gear 63 to rotate forward after moving forward, the second transmission rod 631 and the second handrail 4 are driven to rotate forward, the first handrail 3 and the second handrail 4 are in an open state, the pedestrian can pass conveniently, when the pedestrian leaves, the radar probe 1 transmits the signal to the controller 51, the controller 51 controls the electric push rod 61 to shorten, the first gear 64 can be driven to rotate forward, the second gear 63 is driven to rotate backward, the first handrail 3 and the second handrail 4 can be driven to be in a closed state, the pedestrian can be stopped conveniently, therefore, the transmission device 6 can drive the first railing 3 and the second railing 4 to be opened and closed simultaneously, thereby facilitating the passing and blocking of pedestrians, being matched with the radar probe 1 for use, being capable of being opened actively when a pedestrian approaches, being capable of being closed automatically after the pedestrian leaves, being easy to be used practically, having higher precision, being capable of leading the first railing 3 and the second railing 4 to run simultaneously, improving the working efficiency of the entrance and exit device, then controlling the servo motor 71 to work through the controller 51, driving the first chain wheel 711 to rotate clockwise when the servo motor 71 rotates clockwise, driving the first mounting ring 72 and the second mounting ring 78 to move oppositely, increasing the included angle between the first bracket 74 and the second bracket 77 after the first mounting ring 72 and the second mounting ring 78 move oppositely, and driving the upper main shell 2 to move downwards at the moment, this business turn over oral organ height reduction this moment, the same reason, servo motor 71 drives first sprocket 711 reversal during the reversal, can drive chain 75 anticlockwise rotation this moment, and then can drive first collar 72 and second collar 78 relative movement, contained angle between first support 74 and the second support 77 diminishes behind first collar 72 and the second collar 78 relative movement, can drive the main casing body 2 of top this moment and shift up, this business turn over oral organ height increase this moment, so can adjust the use height of this business turn over oral organ as required through adjustment mechanism 7, can satisfy actual installation needs on the one hand, on the other hand can carry out nimble adjustment according to different protection height, application scope shows the promotion, and adjust the back, overall stability is better, difficult appearance is become flexible and rock the phenomenon.
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 described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (9)
1. A radar type double-opening access device applied to supermarkets comprises a main shell (2), wherein a first railing (3) and a second railing (4) are respectively installed on two sides of the main shell (2), and is characterized in that a radar probe (1) is fixedly connected to the center of the top of the main shell (2), a transmission device (6) is installed inside the main shell (2), a supporting seat (5) is movably sleeved at the bottom of the main shell (2), a controller (51) is fixedly connected to the front surface of the supporting seat (5), and an adjusting mechanism (7) is further installed inside the supporting seat (5);
the transmission device (6) comprises an electric push rod (61), a rack (62), a second gear (63), a first gear (64), a limiting ring (65), fastening rods (66) and an installation rod (67), the electric push rod (61) is fixedly connected to the rear surface of the rack (62), the fastening rods (66) are fixedly connected to two sides of the rack (62), the limiting ring (65) is fixedly connected to one end of each of the two fastening rods (66), the installation rod (67) penetrates through the limiting ring (65) in a movable mode, the first gear (64) and the second gear (63) are respectively meshed to two sides of the rack (62), a first transmission rod (641) is fixedly connected to the center of the bottom of the first gear (64), and a second transmission rod (631) is fixedly connected to the center of the bottom of the second gear (63);
the adjusting mechanism (7) comprises a servo motor (71), a first mounting ring (72), a first fixing block (73), a first support (74), a chain (75), a rotating shaft (751), a stainless steel pipe (76), a second support (77), a second mounting ring (78) and a second fixing block (79), wherein a first chain wheel (711) is connected to a driving end of the servo motor (71), the chain (75) is sleeved outside the first chain wheel (711), the rotating shaft (751) is rotatably connected inside the supporting seat (5) through a bearing, the second chain wheel (752) is fixedly connected to the top end of the rotating shaft (751), the first fixing block (73) is fixedly connected to the rear side of the upper surface of the chain (75), the second fixing block (79) is fixedly connected to the front side of the upper surface of the chain (75), the first mounting ring (72) is fixedly connected to the top end of the first fixing block (73), the first support (74) is movably connected to the upper surface of the first mounting ring (72), the top rigid coupling of second fixed block (79) has second collar (78), and the upper surface swing joint of second collar (78) has second support (77), and the inside activity of first collar (72) and second collar (78) is worn to have nonrust steel pipe (76) through.
2. A radar-type double-opening access device for supermarkets according to claim 1, characterized in that one end of the electric push rod (61) is fixedly connected inside the main housing (2), and the other end of the electric push rod (61) is fixedly connected to the rack (62).
3. A radar-type double hatch for supermarkets according to claim 1, characterized in that the mounting rod (67) is fixed inside the main housing (2), the rack (62) and the fastening rod (66) are perpendicular to each other, and the fastening rod (66) and the mounting rod (67) are perpendicular to each other.
4. A radar-type double-opening access device for supermarkets according to claim 1, wherein the main housing (2) is integrally formed with grooves at both sides, the bottom end of the first transmission rod (641) is rotatably connected in one of the grooves through a bearing, and the bottom end of the second transmission rod (631) is rotatably connected in the other groove through a bearing.
5. A radar-type double-opening entrance and exit device applied in supermarket according to claim 1, wherein the first balustrade (3) is fixed on the first transmission rod (641), and the first balustrade (3) and the first transmission rod (641) are perpendicular to each other, the second balustrade (4) is fixed on the second transmission rod (631), and the second balustrade (4) and the second transmission rod (631) are perpendicular to each other, the first gear (64) and the second gear (63) are distributed symmetrically.
6. A radar-type double-opening entrance and exit device for supermarkets according to claim 1, characterized in that the servo motor (71) is fixedly connected inside the supporting seat (5), two ends of the stainless steel tube (76) are respectively fixedly connected at two sides of the inner wall of the supporting seat (5), and the stainless steel tube (76) is transversely distributed.
7. A radar-type double-opening access device for supermarkets according to claim 1, characterized in that the top ends of the first support frame (74) and the second support frame (77) are movably connected at the center of the bottom of the main casing (2), the first support frame (74) and the second support frame (77) are symmetrically distributed, and the lengths of the first support frame (74) and the second support frame (77) are equal.
8. A radar-type double door opener for supermarkets according to claim 1, characterized in that the first sprocket (711) and the chain (75) are engaged with each other, the second sprocket (752) and the chain (75) are engaged with each other, and the first sprocket (711) and the second sprocket (752) are respectively located at both inner sides of the chain (75).
9. The radar type double-opening access device applied to supermarkets of claim 1, wherein the rear surface of the supporting seat (5) is fixedly connected with a storage battery, the output end of the radar probe (1) is electrically connected with the input end of the controller (51), the output end of the controller (51) is electrically connected with the electric push rod (61) and the input end of the servo motor (71), and the output end of the storage battery is electrically connected with the input end of the controller (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111173916.3A CN113944421A (en) | 2021-09-30 | 2021-09-30 | Radar type double-opening inlet and outlet device applied to supermarket |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111173916.3A CN113944421A (en) | 2021-09-30 | 2021-09-30 | Radar type double-opening inlet and outlet device applied to supermarket |
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|---|---|
| CN113944421A true CN113944421A (en) | 2022-01-18 |
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|---|---|---|---|
| CN202111173916.3A Pending CN113944421A (en) | 2021-09-30 | 2021-09-30 | Radar type double-opening inlet and outlet device applied to supermarket |
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| CN111635107A (en) * | 2020-06-15 | 2020-09-08 | 康健青 | Environment-friendly sludge treatment device that hydraulic engineering used |
| CN212865697U (en) * | 2020-06-24 | 2021-04-02 | 河北弘润电子科技有限公司 | Buffer structure of electric railing machine |
| CN213476714U (en) * | 2020-07-07 | 2021-06-18 | 深圳康凯智能科技有限公司 | Novel bidirectional swing gate |
| CN213142860U (en) * | 2020-08-21 | 2021-05-07 | 河北速本电子科技有限公司 | Intelligent road gate with anti-collision function |
| CN113181664A (en) * | 2021-04-30 | 2021-07-30 | 西安虚拟骑乘科技有限公司 | Rotatable multi-degree-of-freedom motion platform |
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