CN215857378U

CN215857378U - Channel gate

Info

Publication number: CN215857378U
Application number: CN202121169645.XU
Authority: CN
Inventors: 何辉; 林辉
Original assignee: Shenzhen Axint Intelligent Co ltd
Current assignee: Shenzhen Axint Intelligent Co ltd
Priority date: 2021-05-27
Filing date: 2021-05-27
Publication date: 2022-02-18
Anticipated expiration: 2031-05-27

Abstract

The utility model discloses a channel gate which is used on a pedestrian access channel and comprises a gate body, wherein the channel gate further comprises: the base device is arranged at the bottom of the gate body along the in-out direction and is connected with the gate body; and the gate device is arranged along the vertical direction and is positioned on one side, facing the pedestrian entrance/exit passage, of the gate machine body, and the gate device is rotationally connected to the gate machine body. The problems of complex structure, multiple production and preparation procedures and inconvenience in maintenance of the conventional channel gate are solved.

Description

Channel gate

Technical Field

The utility model relates to the technical field of channel gates, in particular to a channel gate machine.

Background

At present, more and more passages of places such as subways, stations, shopping malls, customs and the like in cities are provided with unattended automatic passage gates and other equipment for people to purchase tickets, check tickets, pass, pay or check and pass by themselves.

In the prior art, the channel gate is mainly divided into five parts, namely a main body, a barrier body, a machine core, a control module and an auxiliary module, all the parts are mutually associated, the structure is complex, the production, preparation and installation processes are various, the production cost is high, and once problems occur in the subsequent use process, the complex structure causes difficult maintenance.

Accordingly, the prior art is yet to be improved and developed.

SUMMERY OF THE UTILITY MODEL

In view of the defects of the prior art, the utility model aims to provide a channel gate, which aims to solve the problems of complex structure, multiple production and preparation processes and inconvenience in maintenance of the conventional channel gate.

The technical scheme of the utility model is as follows:

an access gate for pedestrian access, comprising a gate body, the access gate further comprising:

the base device is arranged at the bottom of the gate body along the in-out direction and is connected with the gate body; and

the gate device is arranged in the vertical direction and located on one side, facing the pedestrian entrance and exit passage, of the gate machine body, and the gate device is rotatably connected to the gate machine body.

Further, the gate device includes: a gate;

the first clamping assembly is arranged on one side, away from the base device, of the gate machine body, one end of the first clamping assembly is detachably connected to the gate machine body, and the other end of the first clamping assembly is detachably connected to the gate; and

the second clamping assembly is arranged on one side, facing the base device, of the gate machine body, one end of the second clamping assembly is detachably connected to the gate machine body, and the other end of the second clamping assembly is detachably connected to the gate;

the gate is rotatably connected to the gate body through the first clamping assembly and the second clamping assembly.

Further, the first clamping assembly includes:

the first fixing plate is arranged on one side, facing the pedestrian entrance/exit channel, of the gate body;

the first base is arranged on one side, away from the gate body, of the first fixing plate in the vertical direction;

the first rotating shaft seat is arranged on the gate in the vertical direction and is hinged in the first base.

Furthermore, the channel gate machine further comprises a passing indicator lamp, and the passing indicator lamp is arranged at one end, deviating from the second clamping component, of the first base.

Further, the second clamping assembly includes:

the second fixing plate is arranged on one side, facing the pedestrian entrance/exit channel, of the gate body;

the second base is arranged on one side, away from the gate body, of the second fixing plate in the vertical direction;

and the second rotating shaft seat is arranged on the gate along the vertical direction and is hinged in the second base.

Further, the channel gate machine further comprises a core assembly, wherein the core assembly is arranged inside the base device and connected to the second rotating shaft seat.

Further, the deck assembly includes:

one end of the motor fixing seat is connected with and supports the second clamping piece, and the other end of the motor fixing seat is connected with the base device;

the motor is vertically arranged inside the base device and is connected to the motor fixing seat.

Further, the base device includes:

the shell assembly is arranged on the outer side of the base device in a surrounding manner;

the box body assembly is arranged on two sides inside the shell assembly.

Further, the housing assembly includes:

the bottom plate is arranged at the bottom of the base device;

the tail plates are arranged on two sides of the base device in the length direction and are respectively connected to the bottom plate;

the side plates are arranged on two sides of the base device along the length direction of the base device, and are respectively connected with the bottom plate and the tail plate.

Further, the passage gate further comprises: a light measuring device;

the gate body is provided with a strip-shaped groove, and the optical measurement device is arranged in the strip-shaped groove.

Compared with the prior art, the gate device is characterized in that the base device is connected to the bottom of the gate body in parallel, and the gate device is vertically connected to one side of the gate body; the gate body, base device and the gate device three adopt the connection of dismantling, simple structure, easily processing, installation and dismantlement, work as when the passageway gate machine goes wrong, can overhaul according to trouble position pertinence and change the part promptly, reduced follow-up maintenance cost, solved current passageway gate machine structure complicacy, production preparation process is various, inconvenient maintenance's problem.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of a passage gate according to the present invention;

FIG. 2 is a schematic diagram of an overall structure of an embodiment of a passage gate according to the present invention;

FIG. 3 is a schematic view of a first clamping assembly of an embodiment of the aisle gate of the present invention;

FIG. 4 is a schematic diagram of a first clamping member of an embodiment of the aisle gate of the present invention;

FIG. 5 is a schematic diagram of a second clamping assembly of an embodiment of the aisle gate of the present invention;

FIG. 6 is a schematic diagram of a second clamping member of an embodiment of the aisle gate of the present invention;

FIG. 7 is a schematic structural diagram of a movement assembly of an embodiment of the aisle gate of the present invention;

the reference numbers in the figures: 1000. a gate body; 1100. a light measuring device; 1200. a strip-shaped groove; 1300. A sealing strip plate; 2000. a base unit; 2100. a housing assembly; 2110. a base plate; 2120. A tail plate; 2130. a side plate; 2200. a case assembly; 2300. a power supply box; 2400. a control box; 3000. a gate device; 3100. a gate; 3200. a first clamping assembly; 3300. a second clamping assembly; 3210. a face recognition module; 3220. a traffic indicator light; 3231. a first fixing plate; 3232. a first base; 3233. a first shaft seat; 3234. a first groove; 3235. a wire passing hole; 3236. a guide groove; 3237. a glass panel; 3238. fixing a pressing strip; 3239. a first bearing; 3240. A bearing mounting hole; 3241. swiping a card panel; 3242. a first bolt; 3243. a first connecting seat; 3244. a second connecting seat; 3245. a third connecting seat; 3246. a first adapter; 3247. a second adapter; 3248. a blocking frame; 3249. a stopper; 3340. a movement assembly; 3311. a second fixing plate; 3312. a second base; 3313. a second spindle base; 3314. a second groove; 3315. a second bearing; 3316. a second bolt; 3317. a semicircular square slot; 3318. a third screw; 3319. a second glass clamping plate; 3320. a fourth stud; 3341. a motor fixing seat; 3342. an electric motor.

Detailed Description

The utility model provides a passage gate, and in order to make the purpose, technical scheme and effect of the utility model clearer and clearer, the utility model is further described in detail below by referring to the attached drawings and taking examples. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It should also be noted that the same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it should be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of describing the present invention and simplifying the description, but it is not intended to indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, the terms describing the positional relationship in the drawings are only used for illustrative purposes and are not to be construed as limiting the present patent, and the specific meaning of the terms may be understood by those skilled in the art according to specific circumstances.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

As shown in fig. 1 and 2, for example, the gate is vertically placed on a horizontal plane, and the vertical direction is the top and the vertical direction is the bottom. The embodiment of the utility model provides an access gate which is used for pedestrian entering and exiting and comprises a gate body 1000, wherein the access gate further comprises: a base unit 2000 and a gate unit 3000. The base device 2000 is located at the bottom of the passage gate, and the bottom of the base device 2000 is placed on a horizontal plane. The base device 2000 is disposed in parallel at the bottom of the gate body 1000, and detachably connected to the gate body 1000. The gate device 3000 is vertically disposed at one side of the gate main body 1000, and the gate device 3000 is detachably connected to the gate main body 1000. The upper portion of one side of the gate device 3000 is connected to the upper portion of the gate main body 1000, and the upper portion of the same side of the gate device 3000 is connected to the bottom of the gate main body 1000 and faces the base device 2000. The gate main body 1000, the base device 2000 and the gate device 3000 are independent and detachably connected,

in the above solution, the base device 2000 is arranged in parallel to the bottom of the gate main body 1000, and the gate device 3000 is arranged in perpendicular to one side of the gate main body 1000; the gate machine body 1000 the base device 2000 with adopt between the gate device 3000 three to dismantle the connection, simple structure, easily processing, installation and dismantlement, work as when the passageway gate machine goes wrong, can overhaul according to trouble position pertinence and change the part promptly, reduced follow-up maintenance cost, solved current passageway gate machine structure complicacy, production preparation process is various, inconvenient problem of maintaining.

As shown in fig. 2, in the specific structure of this embodiment, the base device 2000 includes: a housing assembly 2100, a case assembly 2200, a power supply case 2300 and a control case 2400. The housing assembly 2100 is placed on a horizontal surface, and the housing assembly 2100 surrounds the periphery of the base assembly 2000 to protect the devices inside the base assembly 2000. The case assembly 2200 is disposed at both sides of the inside of the housing assembly 2100 and coupled to the housing assembly 2100, and it is contemplated that the case assembly 2200 may be fixedly coupled to the housing assembly 2100 by screws. The power box 2300 is arranged in the box body assembly 2200 on one side, and the power box 2300 provides power for the passage gate. The control box 2400 is disposed in the box assembly 2200 on the other side, and the control box 2400 is electrically connected to the power box 2300. And light beam detectors are arranged in the control box 2400 and the power supply box 2300 and are used for detecting whether pedestrians pass through.

Specifically, the box assembly 2200 is internally provided with a guide connector, the control box 2400 and the power box 2300 are fixed in the box assembly 2200 through screws and guide grooves 3236, in an assembly process, the control box 2400 and the power box 2300 can be inserted into corresponding positions in the box assembly 2200 along the guide connector and then fixed by using screws, and in a use process, if maintenance and debugging are needed, the control box 2400 or the power box 2300 can be directly moved up and down through the screws and the guide grooves 3236, and the control box 2400 or the power box 2300 is directly taken out for maintenance, so that all devices are not needed, or the control box 2400 or the power box 2300 which is intact is taken firstly for replacement, and great convenience is brought to maintenance.

As shown in fig. 2, in a specific structure of the present embodiment, the housing assembly 2100 includes: bottom panel 2110, tail panel 2120, and side panels 2130. The base plate 2110 is disposed at the bottom of the base device 2000, and the case assembly 2200 is connected to the base plate 2110. The tail plates 2120 are disposed on both sides of the base device 2000 in the longitudinal direction and are respectively connected to the base plate 2110. The side plates 2130 are disposed on both sides of the base assembly 2000 along the longitudinal direction of the base assembly 2000, and the side plates 2130 are respectively connected to the bottom plate 2110 and the tail plate 2120. Specifically, two tail plates 2120 and two side plates 2130 are provided, the two tail plates 2120, the two side plates 2130 and the bottom plate 2110 surround the housing assembly 2100 together, and the box body assembly 2200, the power supply box 2300 and the control box 2400 are placed in the housing assembly, so that safety of equipment is protected, and attractiveness is improved. The housing assembly 2100 may be made of stainless steel or other metal plate materials, and the tail plate 2120, the side plates 2130 and the bottom plate 2110 may all be formed by blanking and bending metal plates, and it is easy to think that the tail plate 2120, the side plates 2130 and the bottom plate 2110 may all adjust the appearance of the channel gate main body structure according to actual requirements.

As shown in fig. 2, in the specific structure of the present embodiment, the gate device 3000 includes: gate 3100, first clamping assembly 3200, and second clamping assembly 3300. The first clamping assembly 3200 is arranged on one side, far away from the base device 2000, of the gate machine body 1000, one end of the first clamping assembly 3200 is detachably connected to the gate machine body 1000, and the other end of the first clamping assembly 3200 is detachably connected to the gate 3100. The second clamping component 3300 is disposed on one side of the gate body 1000 facing the base device 2000, one end of the second clamping component 3300 is detachably connected to the gate body 1000, and the other end of the second clamping component 3300 is detachably connected to the gate 3100. That is, the first clamping unit 3200 is coupled to an upper portion of the gate main body 1000, the second clamping unit 3300 is coupled to a lower portion of the gate main body 1000, and the first clamping unit 3200 and the second clamping unit 3300 clamp the gate 3100 together to perform a door opening and closing operation by rotating along the longitudinal direction of the base. Specifically, the material of the gate body 1000 and the gate device 3000 can be transparent organic glass or toughened glass, and the organic glass and the toughened glass have the advantages of low cost and the like.

As shown in fig. 2, in the specific structure of this embodiment, the passage gate further includes: a face recognition module 3210 and a traffic indicator 3220. The face recognition module 3210 is vertically disposed on the upper portion of the first clamping assembly 3200, and the face recognition module 3210 enables the channel gate to realize a face recognition function. The traffic indicator light 3220 is disposed at a lower portion of the face recognition module 3210, and is connected around the face recognition module 3210, and the traffic indicator light 3220 is configured to indicate a traffic state of a pedestrian. Specifically, when no one passes through, the passing indicator light 3220 displays a yellow light to prompt the pedestrian to recognize the passing, and when the person passes through, the passing indicator light 3220 displays a green light or a red light to prompt the passing state, so that the person does not need to pass through forcibly. The first clamping assembly 3200 is disposed at a lower portion of the traffic light 3220, and the first clamping assembly 3200 is connected to the face recognition module 3210.

As shown in fig. 3 and 4, in a specific structure of the present embodiment, the first clamping assembly 3200 includes: a first stationary plate 3231, a first base 3232 and a first shaft seat 3233. The first fixing plate 3231 is disposed at a side facing the gate main body 1000, and is connected to the gate main body 1000. The first base 3232 is disposed at one side of the first fixing plate 3231 in a vertical direction and is connected to the first fixing plate 3231. The first base 3232 and the first fixing plate 3231 may be fixed to the gate device 3000 by screws. The first base 3232 is further provided with a first mounting hole, and the first mounting hole is used for mounting the face recognition module 3210. The first base 3232 is provided with a first groove 3234 at an upper portion thereof, the first groove 3234 is provided in a ring shape, and the traffic indicator light 3220 is installed in the first groove 3234. The first shaft seat 3233 is disposed on one side of the first fixing plate 3231 along a vertical direction and is embedded in the first base 3232. The centers of the first base 3232 and the first shaft seat 3233 are respectively provided with a wire passing hole 3235 which is matched with each other and penetrates through the centers, a circuit in the channel gate can penetrate through the wire passing hole 3235, and the wire passing hole 3235 enables the circuit to rotate instead of bend when passing through the rotating shaft so as to better protect the circuit.

Specifically, the first base 3232 is provided with a first connection seat 3243, a second connection seat 3244 and a third connection seat 3245. The first connecting seat 3243 is disposed on an upper portion of the first base 3232, the second connecting seat 3244 is disposed in a middle portion of the first base 3232, the third connecting seat 3245 is disposed on a lower portion of the first base 3232, the first connecting seat 3243, the second connecting seat 3244 and the third connecting seat 3245 are provided with coaxial central through holes, and the first connecting seat 3243, the second connecting seat 3244 and the third connecting seat 3245 are disposed at intervals. The first adapter 3246 and the second adapter 3247 are disposed on the first adapter 3233. The first rotating shaft seat 3233 is arranged on the upper portion of the first rotating shaft seat 3233, the second rotating base 3247 is arranged on the lower portion of the first rotating shaft seat 3233, the first rotating base 3246 and the second rotating base 3247 are provided with coaxial central through holes, and a certain gap is formed between the first rotating base 3246 and the second rotating base 3247 at a certain interval. The first adapter seat 3246 can be clamped between the first connection seat 3243 and the second connection seat 3244, the second adapter seat 3247 can be clamped between the second connection seat 3244 and the third connection seat 3245, and the first connection seat 3243, the second connection seat 3244 and the third connection seat 3245 can rotate coaxially with the first adapter seat 3246 and the second adapter seat 3247.

Specifically, the first shaft seat 3233 is further provided with a stop frame 3248, a stop 3249, a guide groove 3236, a glass panel 3237, and a fixing bead 3238. The two blocking frames 3248 are arranged and are respectively arranged on two sides of the first rotating shaft seat 3233, the stop blocks 3249 are arranged on the periphery of the inside of the blocking frame 3248, penetrating holes are formed in the stop blocks 3249, and bolts penetrating through the penetrating holes are arranged on the stop blocks 3249 inside the two blocking frames 3248 to fix the gate 3100 on the first rotating shaft seat 3233. The glass panel 3237 is embedded in the blocking frame 3248 through the guide groove 3236, the stopper 3249 can also be used for fixing the position of the glass panel 3237 in the blocking frame 3248, the glass panel 3237 can also be used for shielding the stopper 3249, the appearance of the channel gate is kept beautiful, the fixing bead 3238 is positioned on the upper portion of the blocking frame 3248, and the fixing bead 3238 is used for pressing and installing the glass panel 3237 in the guide groove 3236. The first shaft seat 3233 can be conveniently disassembled and maintained.

Specifically, the first clamping assembly 3200 further comprises a first bearing 3239, a bearing mounting hole 3240 is further formed in the first shaft seat 3233, the first bearing 3239 can be mounted in the first bearing 3239 mounting hole in a press-in manner, a first bolt 3242 is arranged at the bottom of the first shaft seat 3233, the first bolt 3242 is connected with the first bearing 3239 and connects the first shaft seat 3233 with the first base 3232, and therefore the first clamping assembly 3200 smoothly rotates in the first base 3232 along the length direction of the base device 2000 to complete door opening and closing actions, and specifically, two first bearings 3239 and two first bolts 3242 are arranged.

In a more specific embodiment, a two-dimensional code or a card reader auxiliary module installation position is further arranged in the first shaft seat 3233, wherein card swiping panels 3241 are further arranged on two sides of the first shaft seat 3233, and it is easily conceived that the card swiping panels 3241 may be rectangular, square, circular or in other shapes, so that the passgate realizes the function of card swiping identification door opening management.

As shown in fig. 2 and 7, in the specific structure of this embodiment, the passage gate further includes: deck assembly 3340. The cartridge assembly 3340 is disposed within the base unit 2000 and is coupled to the second clamp assembly 3300. The second clamping assembly 3300 rotates along with the movement assembly 3340, so that the gate device 3000 connected to the second clamping assembly 3300 is driven to rotate, and the gate 3100 is controlled to be opened and closed.

As shown in fig. 5 and 6, in the specific structure of the present embodiment, the second clamping unit 3300 includes: a second fixing plate 3311, a second base 3312, and a second spindle base 3313. The second fixing plate 3311 is disposed at a side facing the gate main body 1000 and connected to the gate main body 1000; the second base 3312 is vertically disposed at one side of the second fixing plate 3311 and connected to the second fixing plate 3311; the second rotation axis seat 3313 is vertically disposed at one side of the second fixing plate 3311, and the second base 3312 is embedded in the second rotation axis seat 3313. The second clamping component 3300 is fixed on the gate main body 1000 through the second fixing plate 3311, and the door opening and closing action is realized through the rotational connection of the second base 3312 and the second rotating shaft base 3313.

Specifically, a second groove 3314 is disposed on the second spindle base 3313, a second bearing 3315 is further disposed on the second spindle base 3313, the second bearing 3315 can be pressed into the second groove 3314, the second bearing 3315 is fixed in the second spindle base 3313, a second bolt 3316 is further disposed in the second clamping component 3300, and the second spindle base 3313 and the second bearing 3315 are fastened and connected by the second bolt 3316, so that the second clamping component 3300 rotates in the second spindle base 3313 in the length direction of the gate body 1000 to complete the opening and closing of the gate.

As shown in fig. 2 and 7, in the specific structure of this embodiment, the deck assembly 3340 includes: motor fixing base 3341 and motor 3342. The motor fixing seat 3341 is a bent plate, one end of the motor fixing seat 3341 is used for supporting the second clamping component 3300, and the other end of the motor fixing seat 3341 is connected to the base device 2000; the motor 3342 is vertically disposed inside the base unit 2000 and connected to the motor fixing seat 3341. The motor fixing seat 3341 connects the motor 3342 and the second clamping assembly 3300 together, and the first clamping assembly 3200 and the second clamping assembly 3300 control the gate rotation switch together under the control of the motor 3342. Specifically, the connection mode of the motor 3342 and the motor fixing seat 3341 is screw connection, and it is easy to think that the connection mode of the motor 3342 and the motor fixing seat 3341 can also be various connection modes such as snap connection.

Specifically, a semicircular square slot 3317 is further disposed on the second spindle base 3313, the second clamping component 3300 further includes a third screw 3318, and the second spindle base 3313 and the motor 3342 are connected to the semicircular square slot 3317 through the third screw 3318 to be clamped and fixedly connected. The second clamp assembly 3300 further includes: a second glass clamping plate 3319, and a fourth stud 3320, the fourth stud 3320 being used to fix the second glass clamping plate 3319. The second clamp module 3300 is connected to the gate body 1000 by a screw, and the gate 3100 is rotated in the longitudinal direction of the base by the driving of the motor 3342 to complete the opening and closing operation.

As shown in fig. 2, in the specific structure of this embodiment, the passage gate further includes: and an optical measurement device 1100, wherein the optical measurement device 1100 is connected to the shutter device 3000, the control box 2400, and the power box 2300. The gate main body 1000 is provided with a strip groove 1200, and the photodetector 1100 is disposed inside the strip groove 1200. Still be provided with on the floodgate body 1000 and seal lath 1300, seal lath 1300 is used for sealing lath 1200. The optical measurement device 1100 is specifically a beam detector, the beam detector is matched with beam detection, a mode of swiping a card before entering the gate body 1000 to open a door is adopted, the beam detector can identify the distance from a pedestrian to a gateway, and when the distance from the pedestrian to the gateway is larger than a preset threshold value, the gate 3100 is not opened; and when the distance between the pedestrian and the passage gate is smaller than or equal to a preset threshold value, the gate 3100 is opened.

In summary, the base device 2000 is connected to the bottom of the gate main body 1000 in parallel, and the gate device 3000 is connected to one side of the gate main body 1000 vertically; the gate machine body 1000 the base device 2000 with adopt between the gate device 3000 three to dismantle the connection, simple structure, easily processing, installation and dismantlement, work as when the passageway gate machine goes wrong, can overhaul according to trouble position pertinence and change the part promptly, reduced follow-up maintenance cost, solved current passageway gate machine structure complicacy, production preparation process is various, inconvenient problem of maintaining.

It is to be understood that the utility model is not limited to the examples described above, but that modifications and variations may be effected thereto by those of ordinary skill in the art in light of the foregoing description, and that all such modifications and variations are intended to be within the scope of the utility model as defined by the appended claims.

Claims

1. The utility model provides an access gate for on pedestrian's access passage, includes the gate body, its characterized in that, access gate still includes:

2. The aisle gate of claim 1, where the gate arrangement includes: a gate;

3. The aisle gate of claim 2, where the first clamp assembly includes:

4. The aisle gate of claim 3, further comprising a traffic indicator light disposed on an end of the first base facing away from the second clamp assembly.

5. The aisle gate of claim 2, where the second clamp assembly includes:

6. The aisle gate of claim 5, further comprising a cartridge assembly disposed within the base unit and connected to the second spindle base.

7. The aisle gate of claim 6, where the deck assembly includes:

8. The aisle gate of claim 1, where the base means comprises:

the box body assembly is arranged on two sides inside the shell assembly.

9. The aisle gate of claim 8, where the housing assembly includes:

the bottom plate is arranged at the bottom of the base device;

10. The aisle gate of claim 1, further comprising: a light measuring device;