CN207954233U - Concrete curing box - Google Patents
Concrete curing box Download PDFInfo
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- CN207954233U CN207954233U CN201721535935.5U CN201721535935U CN207954233U CN 207954233 U CN207954233 U CN 207954233U CN 201721535935 U CN201721535935 U CN 201721535935U CN 207954233 U CN207954233 U CN 207954233U
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- signal
- light detection
- lighting device
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Abstract
The utility model discloses a kind of concrete curing box, solve that when encountering in dim environment, staff does not see the position where Chu's handle, the problem of making staff that can not find handle at the first time, reduce working efficiency, its key points of the technical solution are that：Light detection means are additionally provided on babinet, further include comparison means, standard apparatus, be coupled to comparison means with receive comparison signal and export control signal control device, be coupled to control device with receive control signal and in response to control signal to realize the lighting device of illumination；The mounting box installed for light detection means is additionally provided on babinet, when light detection signal is more than reference signal, lighting device starts to illuminate；When light detection signal is less than reference signal, lighting device does not illuminate, the concrete curing box of the utility model, when environment become it is dim when, the lighting device on handle is lighted automatically, and good lighting environment, raising working efficiency are provided for staff.
Description
Technical field
The utility model is related to a kind of construction equipments, more particularly to concrete curing box.
Background technology
Concrete curing box is used for the constant temperature and humidity standard curing of concrete sample, and liner uses import stainless steel plate system
Make, spraying can be filled miniature using ultrasonic humidifying, high-power compressor, dual-layer vacuum glass door, humiture digital display intelligent instrument
Printer is laboratory, Product Quality Verification Centers to the ideal equipment of concrete test piece maintenance.
Concrete curing box when in use, needs to open chamber door, to be operated to the concrete in curing box, one
When denier is encountered in dim environment, staff does not see the position where Chu's handle, and staff is made not look at the first time
To handle, working efficiency is reduced, there is room for improvement.
Utility model content
The purpose of this utility model is to provide concrete curing box, when environment become it is dim when, the lighting device on handle
Automatically it lights, provides good lighting environment for staff, improve working efficiency.
The above-mentioned technical purpose of the utility model technical scheme is that：
A kind of concrete curing box, including babinet, be set on babinet and be pivotally connected with babinet chamber door, be set on chamber door
Handle, be additionally provided with the physical quantity for detecting light on the babinet and be converted to the light detection dress of light detection signal
Set, further include be coupled to light detection means with receive light detection signal and export comparison signal comparison means, for
Comparison means provides the standard apparatus of reference signal, is coupled to comparison means to receive comparison signal and export the control of control signal
Device processed is coupled to control device to receive control signal and in response to control signal to realize the lighting device of illumination；
The mounting box installed for light detection means is additionally provided on the babinet, when light detection signal is believed more than benchmark
Number when, the lighting device starts to illuminate；When light detection signal is less than reference signal, the lighting device does not illuminate.
Using the above scheme, by the setting of mounting box, coordinate the setting of light detection means, it will be in real time in environment
Light is detected, and is used cooperatively by comparing device and standard apparatus, is believed more than benchmark once light detects signal
Number when, lighting device will be made to be illuminated, provide good lighting environment for staff, improve working efficiency.
Preferably, further including being coupled to standard apparatus and the adjusting apparatus for adjusting reference signal size.
Using the above scheme, the setting of adjusting apparatus allows the size of reference signal to be adjusted, to be suitble to difference
People is to the impression degree of light, and to be adjusted to the triggering brightness of illumination of lighting device, flexibility is strong.
Preferably, the control device includes being coupled to comparison means to receive comparison signal and output switching signal
Switching circuit is coupled to switching circuit to receive switching signal and output control signals to the trigger circuit of lighting device.
Using the above scheme, switching circuit is in circuit as the circuit of on-off action, when switching circuit receives high electricity
When flat signal, it will be connected, to make trigger circuit be connected, the fast response time of trigger circuit makes lighting device carry
For illumination.
Preferably, the control device includes being coupled to switching circuit to receive switching signal and output light coupling signal
Photoelectric coupled circuit, the trigger circuit are coupled to photoelectric coupled circuit to receive optocoupler signal and output control signals to lighting device.
Using the above scheme, photoelectric coupled circuit plays buffer action to inputting, exporting electric signal, and light emitting diode sends out a standing wave
Long light is received by photo resistance and generates photoelectric current, using being exported after being further amplified, to play input, output, every
From effect.
Preferably, also screw-thread fit has end cap on the mounting box, and loophole is additionally provided on the end cap.
Using the above scheme, the light detection means in mounting box are fixed, while coordinating light transmission by the setting of end cap
The setting in hole, allows light normally to transmit, and improves the detection accuracy to light detection means.
Preferably, being additionally provided with the light transmission piece for covering loophole on the end cap.
Using the above scheme, the setting of light transmission piece, while alloing light detection means normally to be detected, moreover it is possible to
Loophole is covered, influence of the extraneous dust to light detection means is reduced, it is highly practical.
Preferably, being additionally provided with the mounting groove installed for light transmission piece on the end cap, and it is additionally provided on the end cap
Mounting ring for fixing light transmission piece.
Using the above scheme, the setting of mounting groove, is installed for light transmission piece, while coordinating the use of mounting ring, can be with
Light transmission piece is fixed in mounting groove, to improve the stability to light transmission piece.
Preferably, annular is provided with several clip-connecting rods on the light penetrating ring, and it is provided with for clip-connecting rod on the end cap
The blocked hole of clamping.
Using the above scheme, the setting of clip-connecting rod coordinates the use of blocked hole, allows light penetrating ring and end cap card
It connects, and light transmission piece is fixed, light transmission piece can manually be installed, improve installation effectiveness.
Preferably, the lighting device is set to the side close to chamber door on handle, and confession is provided on the handle
The mounting groove of lighting device installation, the transparent protective cover for cover conjunction mounting groove is additionally provided on the handle.
Using the above scheme, lighting device is set on handle, when staff needs using handle, so that it may with direct
Handle, while the setting of mounting groove are found, lighting device is placed, and transparent protective cover protects handle, simultaneously
Lighting device is protected, it is highly practical.
Preferably, transparency protected cover is additionally provided with buckle, the card for buckle clamping is provided on the handle
Slot.
Using the above scheme, the use of buckle and card slot, makes transparent protective cover when in use, can be with handle card
It connects, when assembly, without using tool, can manually complete the installation to transparent protective cover, it is highly practical.
In conclusion the utility model has the advantages that：
1, by the setting of light detection means, when environment become it is dim when, the lighting device on handle is lighted automatically, is
Staff provides good lighting environment, improves working efficiency；
2, lighting device is directly mounted on handle, makes handle when in use, more convenient.
Description of the drawings
Fig. 1 is the structural schematic diagram of concrete curing box；
Fig. 2 is the exploded perspective view one of mounting box；
Fig. 3 is the exploded perspective view two of mounting box；
Fig. 4 is the exploded perspective view of handle；
Fig. 5 is the circuit diagram of the present embodiment.
In figure：1, babinet；2, chamber door；3, handle；4, light detection means；5, comparison means；6, standard apparatus；7, it controls
Device；8, lighting device；9, mounting box；10, adjusting apparatus；11, switching circuit；12, trigger circuit；13, photoelectric coupled circuit；14、
End cap；15, loophole；16, light transmission piece；17, mounting groove；18, mounting ring；19, clip-connecting rod；20, blocked hole；21, mounting groove；
22, transparent protective cover；23, it buckles；24, card slot.
Specific implementation mode
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of concrete curing box disclosed in the present embodiment, including babinet 1, be set on babinet 1 and with
The chamber door 2 of the pivot joint of babinet 1, the handle 3 being set on chamber door 2, and the surface of babinet 1 is additionally provided with for installing light detection
The mounting box 9 of device 4.
As shown in Figure 2,3,9 cylinder setting of mounting box, and light detection means 4, mounting box are installed in mounting box 9
9 with 14 screw-thread fit of end cap, end cap 14 can manually be assembled, and mounting box 9 is binded to babinet 1 using epoxy resin
On.
As shown in Figure 2,3, it is provided with the loophole 15 interconnected with the external world on end cap 14, and is provided on end cap 14
Mating plate 16, light transmission piece 16 are made of transparent acrylic board and are arranged in disc, be provided on end cap 14 and pacify for light transmission piece 16
The mounting groove 17 of dress is additionally provided with the mounting ring 18 for fixing light transmission piece 16 on end cap 14, and mounting ring 18 is arranged in circular ring shape,
Also annular is provided with several clip-connecting rods 19 in mounting ring 18, and the blocked hole 20 being clamped for clip-connecting rod 19 is provided on end cap 14.
As shown in figure 4,3 used bolt of handle is fixed with chamber door 2, and handle 3 is provided with peace close to the side of chamber door 2
Slot 21 is put, lighting device 8 is placed in mounting groove 21, and be additionally provided on handle 3 and protect lighting device 8, and will peace
The transparent protective cover 22 that slot 21 carries out lid conjunction is put, buckle 23 is provided on transparent protective cover 22, and is provided on handle 3 for buckle
The card slot 24 of 23 clampings.
As shown in figure 5, light detection means 4 include resistance RG, resistance R1, resistance R2, resistance RG is the photosensitive of positive coefficient
Resistance and model 5506, comparison means 5 are comparator N1, and the model LM324 of comparator N1, standard apparatus 6 is resistance R3,
Adjusting apparatus 10 is potentiometer RW1.
As shown in figure 5, one end of resistance R1 is connect with ground GND, the other end of resistance R1 and one end of resistance RG, resistance R2
One end connection, the other end of resistance RG connect with power supply VCC, the other end of resistance R2 and the in-phase input end company of comparator N1
It connects, the inverting input of comparator N1 is connect with one end of one end of resistance R3, potentiometer RW, the other end and the ground of resistance R3
The other end of GND connections, potentiometer RW1 is connect with power supply VCC.
As shown in figure 5, when light becomes strong, the resistance value of resistance RG becomes larger, and the voltage that resistance R1 is assigned to becomes smaller, therefore light
Line detection signal tails off, and when light detection signal is less than reference signal, comparator N1 exports low level signal；When light becomes
When weak, the resistance value of resistance RG becomes smaller, and the voltage that resistance R1 is assigned to becomes more, therefore light detection signal becomes larger, when light detects
When signal is more than reference signal, the signal of comparator N1 output high level.
As shown in figure 5, control device 7 includes switching circuit 11, photoelectric coupled circuit 13, trigger circuit 12.Switching circuit 11 is
Triode Q1, photoelectric coupled circuit 13 are photo-coupler U1, and trigger circuit 12 is relay KM1.Lighting device 8 includes resistance R4, three
Pole pipe Q2, Light-emitting diode LED 1.Triode Q1 and triode Q2 is the triode and model 2SC4019 of NPN type.
As shown in figure 5, the output end of comparator N1 is connect with the base stage of triode Q1, emitter and the ground of triode Q1
The collector of GND connections, triode Q1 is connect with the cathode of light emitting diode in photo-coupler U1, shining in photo-coupler U1
The anode of diode is connect with power supply VCC, and the collector of the phototriode in photo-coupler U1 is connect with power supply VCC, optocoupler
The emitter of phototriode in clutch U1 is connect with one end of relay KM1, and the other end and the ground GND of relay KM1 connect
It connects, one end of relay normally open contact KM1-1 is connect with power supply VCC, the other end and the resistance R4 of relay normally open contact KM1-1
One end connection, the other end of resistance R4 connect with the base stage of triode Q2, the emitter of triode Q2 with GND connect, three
The collector of pole pipe Q2 is connect with the cathode of Light-emitting diode LED 1, and the anode of Light-emitting diode LED 1 is connect with power supply VCC.
As shown in figure 5, when the signal of comparator N1 output high level, the base stage of triode Q1 receives the signal of high level
And be connected, photo-coupler U1 must be conducted, and relay KM1 obtains electric, relay normally open contact KM1-1 closures, the base of triode Q2
Pole receives the signal conduction of high level, and Light-emitting diode LED 1 starts to shine；When comparator N1 exports low level signal, three
The base stage of pole pipe Q1 receives low level signal and is not turned on, and photo-coupler U1 is not turned on, and relay KM1 must not be electric, relay
Device normally opened contact KM1-1 is disconnected, and the base stage of triode Q2 receives low level signal and is not turned on, and Light-emitting diode LED 1 is not sent out
Light.
Assembling process：
1, light transmission piece 16 is installed into mounting groove 17, and passes through the clip-connecting rod 19 in mounting ring 18 and the card on end cap 14
Hole 20 is connect to be connected and fixed；
2, light detection means 4 are installed into mounting box 9 again；
3, finally end cap 14 and mounting box 9 are screwed；
4, lighting device 8 is installed in the mounting groove 21 on handle 3, and by buckle 23 on transparent protective cover 22 with
Card slot 24 on handle 3 is clamped；
5, handle 3 is installed to chamber door 2 by bolt.
The course of work：
1, when light detection signal is more than reference signal, the signal of comparator N1 output high level, triode Q1 conductings,
Photo-coupler U1 conducting, relay KM1 obtain electric, and relay normally open contact KM1-1 is closed, and triode Q2 must be conducted, and shine two
Pole pipe LED1 starts luminous lighting；
2, when light detection signal is less than reference signal, comparator N1 exports low level signal, and triode Q1 is not led
Logical, photo-coupler U1 is not turned on, and relay KM1 must not be electric, and relay normally open contact KM1-1 is disconnected, and triode Q2 is not turned on, and sends out
Optical diode LED1 is not illuminated.
This specific embodiment is only the explanation to the utility model, is not limitations of the present invention, ability
Field technique personnel can as needed make the present embodiment the modification of not creative contribution after reading this specification, but
As long as all being protected by Patent Law in the right of the utility model.
Claims (8)
1. a kind of concrete curing box, including babinet (1), be set on babinet (1) and be pivotally connected with babinet (1) chamber door (2), set
The handle (3) being placed on chamber door (2), it is characterized in that：It is additionally provided with the physical quantity for detecting light on the babinet (1) and turns
The light detection means (4) of light detection signal are changed to, further include being coupled to light detection means (4) to receive light detection to believe
Number and export comparison signal comparison means (5), for comparison means (5) provide reference signal standard apparatus (6), coupling
In comparison means (5) with receive comparison signal and export control signal control device (7), be coupled to control device (7) to connect
Receive control signal and in response to control signal to realize the lighting device (8) of illumination；
The mounting box (9) installed for light detection means (4) is additionally provided on the babinet (1), when light detection signal is more than
When reference signal, the lighting device (8) starts to illuminate；When light detection signal is less than reference signal, the lighting device
(8) it does not illuminate；
Also screw-thread fit has end cap (14) on the mounting box (9), and loophole (15) is additionally provided on the end cap (14)；
The lighting device (8) is set to the side close to chamber door (2) on handle (3), and is provided on the handle (3) for shining
The mounting groove (21) of bright device (8) installation is additionally provided with the transparent protective cover for cover conjunction mounting groove (21) on the handle (3)
(22)。
2. concrete curing box according to claim 1, it is characterized in that：Further include being coupled to standard apparatus (6) and being used for
Adjust the adjusting apparatus (10) of reference signal size.
3. concrete curing box according to claim 1, it is characterized in that：The control device (7) includes being coupled to compare
Device (5) is opened with receiving the switching circuit (11) of comparison signal and output switching signal, being coupled to switching circuit (11) with receiving
OFF signal and the trigger circuit (12) for outputing control signals to lighting device (8).
4. concrete curing box according to claim 3, it is characterized in that：The control device (7) includes being coupled to switch
For circuit (11) to receive the photoelectric coupled circuit (13) of switching signal and output light coupling signal, the trigger circuit (12) is coupled to optocoupler
Circuit (13) is to receive optocoupler signal and output control signals to lighting device (8).
5. concrete curing box according to claim 1, it is characterized in that：It is additionally provided on the end cap (14) for covering
The light transmission piece (16) of loophole (15).
6. concrete curing box according to claim 5, it is characterized in that：It is additionally provided with for light transmission piece on the end cap (14)
(16) mounting groove (17) installed, and the mounting ring (18) for fixing light transmission piece (16) is additionally provided on the end cap (14).
7. concrete curing box according to claim 6, it is characterized in that：Annular is provided with several on the mounting ring (18)
Clip-connecting rod (19), and the blocked hole (20) being clamped for clip-connecting rod (19) is provided on the end cap (14).
8. concrete curing box according to claim 1, it is characterized in that：It is additionally provided with card on the transparent protective cover (22)
It detains (23), the card slot (24) being clamped for buckle (23) is provided on the handle (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721535935.5U CN207954233U (en) | 2017-11-16 | 2017-11-16 | Concrete curing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721535935.5U CN207954233U (en) | 2017-11-16 | 2017-11-16 | Concrete curing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207954233U true CN207954233U (en) | 2018-10-12 |
Family
ID=63724676
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721535935.5U Active CN207954233U (en) | 2017-11-16 | 2017-11-16 | Concrete curing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207954233U (en) |
-
2017
- 2017-11-16 CN CN201721535935.5U patent/CN207954233U/en active Active
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