CN214895969U

CN214895969U - Intermittent type formula photochopper

Info

Publication number: CN214895969U
Application number: CN202121518896.4U
Authority: CN
Inventors: 王显宣; 谢志宏; 蔡佳佳; 谢谦; 杜欣然; 李海金; 孔令娜; 刘存兴
Original assignee: Anhui University of Technology AHUT
Current assignee: Anhui University of Technology AHUT
Priority date: 2021-07-05
Filing date: 2021-07-05
Publication date: 2021-11-26
Anticipated expiration: 2031-07-05

Abstract

The utility model discloses an intermittent type formula photochopper belongs to the shading field of adjusting. The utility model discloses a support, motor and barn door, the motor is installed on the support, and has seted up logical unthreaded hole on the support, and the output of motor is equipped with drive gear, corresponds on the support to be provided with drive gear matched with removal rack, removes the rack below and is equipped with the barn door, and the motor is used for driving drive gear's positive reverse rotation to the drive removes the rack and reciprocates the translation together with the barn door, is used for sheltering from or leaves logical unthreaded hole. The utility model discloses can realize accurate shading, reduce the error, make the result parallelism good, the precision is high, when the experimental time is longer, can effectively save experimenter's physical power, improve experimental efficiency, reduce the waste of manpower.

Description

Intermittent type formula photochopper

Technical Field

The utility model relates to a technical field is adjusted in the shading, and more specifically says, relates to an intermittent type formula photochopper.

Background

The photoelectrochemistry solar energy-chemical energy conversion technology can store solar energy in a hydrogen energy or carbon-containing fuel mode, or other novel materials which can achieve the energy-saving and environment-friendly aspects by absorbing sunlight can accelerate the development targets of carbon peak reaching and carbon neutralization. However, in the research process of the novel materials, the electrochemical workstation is required to be used for the characterization of the properties of the novel material samples. When the performances of the sample material are represented, different gap lights and an electrochemical workstation (CHI) are required to be matched for measuring values such as photocurrent density, open-circuit potential and the like of the sample, light generated by a xenon lamp is used for replacing sunlight to irradiate the surface of the sample, the measurement of the light state sample under illumination is carried out, and meanwhile, the dark state performance under no illumination is also measured for comparison.

In the sample performance characterization experiment, the light state is generally carried out for a period of time, then the dark state is carried out for a period of time, and the light state and the dark state are alternately carried out, so that the solar energy conversion performance of the sample can be directly explained. Therefore, intermittent light is required for measurement and comparison. And the intermittent light time of different samples is different, and has 200 seconds, 100 seconds, 50 seconds even 1 second, and current experiment often needs the worker to adopt baffle manual light blocking to carry out the experiment, and when the time of blocking light was too short, for example 1 second, great error just can appear in manual light blocking, leads to the experiment result parallelism poor, the precision is low, even the experiment fails. The automatic light blocking device is particularly important.

Through search, there is a patent disclosure about an automatic light shielding device, such as a light blocking device of publication No. CN205608288U, which blocks light by rotating a light blocking sheet through a micro motor, similar to an electric fan. However, the light blocking sheet cannot stop suddenly in the process of rotating to block light, so that the light blocking sheet cannot completely block the light through hole when passing through the light through hole, and a gap is formed at the front end or the rear end of the light blocking sheet. The light energy passes through the part which is not shielded, so that complete light blocking is difficult to realize, and the requirements of different samples on different light blocking time are difficult to meet. In practice, certain space is still provided for improving the test parallelism and the test precision of the sample performance. The invention can completely avoid the above unfavorable conditions, greatly improve the accuracy of the experiment and avoid redundant labor repetition.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

The utility model aims to overcome the artifical inconvenient problem of being in the light of operation among the prior art illumination test, plan to provide an intermittent type formula photochopper, can realize accurate shading, reduce the error, make the result parallelism good, the precision is high, when the experimental time is longer, can effectively save experimenter's physical power, improve experimental efficiency, reduce the waste of manpower.

2. Technical scheme

In order to achieve the above purpose, the utility model provides a technical scheme does:

the utility model discloses an intermittent type formula photochopper, including support, motor and barn door, the motor is installed on the support, and has seted up logical unthreaded hole on the support, is equipped with drive gear on the rotor of motor, corresponds on the support to be provided with drive gear matched with removal rack, removes the rack below and is equipped with the barn door, and the motor is used for driving drive gear's positive and negative rotation to the drive removes the rack and reciprocates the translation together with the barn door, is used for sheltering from or leaves logical unthreaded hole.

Furthermore, a supporting rod is arranged on the support, an installation positioning groove matched with the bottom of the movable rack is formed in the supporting rod, and the movable rack is installed on the supporting rod in a matched mode and can slide along the installation positioning groove.

Furthermore, the light blocking device comprises two groups of supports, wherein a moving space of the light blocking plate is formed between the two groups of supports in parallel arrangement, light through holes are formed in corresponding positions of the two groups of supports to form light through channels, and the two groups of supports are connected through supporting rods.

Furthermore, four support rods are arranged on the periphery between the two groups of supports, the upper portion and the lower portion of each support rod are respectively provided with two support rods, the movable racks are installed on the two support rods on the upper portion in a matched mode, and the light through holes and the light blocking plates are located between the two support rods on the upper portion.

Furthermore, the support rod and the light barrier are made of steel plates.

Furthermore, the device also comprises a controller, the controller is connected with the motor and used for controlling the operation of the motor, an adjustable transformer and an integrated circuit board are arranged in the controller, the adjustable transformer is used for converting 220v mains supply into 15v direct current for supplying power, the integrated circuit board is used for adjusting the duration of positive and negative rotation of the motor and the time interval of stalling between the positive and negative rotation, and the time interval of stalling is the gap time of gap light required by an experiment. The gap time of the gap light may be any integer second interval of 1 second to 999 seconds.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the utility model can utilize the motor to drive and control the light barrier to shield the light through hole, so that manual light shielding operation is not needed, in practice, when some experiments are carried out, some experiments need to rapidly shield light in a short time, and manual light shielding can not meet the experiment requirement; some needs are in the light for a long time, and reach several hours, manual be in the light and greatly consume experimenter's physical power when opening, the utility model discloses can liberate experimenter's both hands well, improve experimental efficiency, it is extravagant to reduce the manpower.

(2) The utility model discloses a dimmer, the barn door forms for the steel welding, has avoided the barn door to be in the light at the time long, and the highlight that the xenon lamp produced continuously shines on the barn door, avoids having carried out the damage to the equipment because of the higher temperature that the energy accumulation produced, has reduceed the trouble of changing the barn door.

(3) The utility model discloses a time of light and shading is opened in the adoption controller and integrated circuit board can control regulation, can set up 1s and above time interval, and the accuracy is higher, and easy operation is convenient, adopts in addition to have adjustable transformer, is convenient for to motor running speed's regulation, and the risk of electric shock has been avoided to the maximum possible low pressure moreover.

Drawings

Fig. 1 is a schematic side view of the light chopper of the present invention;

fig. 2 is a schematic front sectional view of the shutter according to the present invention;

fig. 3 is a schematic top view of the light chopper of the present invention.

The reference numerals in the schematic drawings illustrate:

100. a support; 101. a support bar; 102. a fixed mount; 103. a motor; 104. a transmission gear; 105. a light barrier; 106. moving the rack; 107. and a light through hole.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

The present invention will be further described with reference to the following examples.

Example 1

As shown in fig. 1 to fig. 3, the intermittent type light shield of the present embodiment includes a support 100, a motor 103, and a light barrier 105, wherein the motor 103 is mounted on the support 100, specifically, a fixing frame 102 is provided on the support 100, and the motor 103 is mounted on the fixing frame 102. The support 100 is provided with a light through hole 107, the output end of the motor 103 is provided with a transmission gear 104, the support 100 is correspondingly provided with a movable rack 106 matched with the transmission gear 104, a light barrier 105 is arranged below the movable rack 106, and the motor 103 is used for driving the transmission gear 104 to rotate in the forward and reverse directions, so that the movable rack 106 and the light barrier 105 are driven to translate back and forth and are used for blocking or leaving the light through hole 107, and intermittent shading is realized.

Specifically, in this embodiment, the support 100 is provided with the supporting rod 101, and the supporting rod 101 is provided with an installation positioning groove matched with the bottom of the moving rack 106, the moving rack 106 is installed on the supporting rod 101 in a matching manner, and can slide in the installation positioning groove, so that the moving rack 106 is effectively installed and positioned, the linear translation is stably performed under the meshing drive of the transmission gear 104, and the supporting rod 101 is prevented from slipping. Furthermore, as shown in fig. 1, two sets of supports 100 are provided, a moving space of the light barrier 105 is formed between the two sets of supports 100 in parallel arrangement from front to back, light-passing holes 107 are provided at corresponding positions on the two sets of supports 100 to form light-passing channels, the two sets of supports 100 are connected through the support rods 101, the two sets of supports 100 are matched to form a more stable integral support structure, and the transmission gear 104, the moving rack 106 and the light barrier 105 are installed in the inner space to form effective safety protection.

As shown in fig. 2, four support rods 101 are disposed between two sets of supports 100, two support rods are disposed at the upper and lower portions, wherein the movable rack 106 is mounted on the two support rods 101 at the upper portion in a matching manner, and the light-passing hole 107 and the light-blocking plate 105 are both located between the two support rods 101 at the upper portion. Namely, the light barrier 105 is installed at the bottom of the movable rack 106, when the movable rack 106 is driven to translate along the length direction, the light barrier 105 translates between the two support rods 101, the light through holes 107 are also correspondingly arranged between the two support rods 101, as shown in the direction of fig. 2, the light through holes 107 are gradually blocked when the light barrier 105 translates towards the right side gradually, and the light through holes 107 are gradually opened when the light barrier 105 returns towards the left side, so that intermittent light blocking is realized, the sizes of the light barrier 105 and the light through holes 107 and the translation distance of the light barrier 105 are accurately controlled, the light through holes 107 can be completely blocked, no gap is left, and seamless light blocking is realized. And the supporting rod 101 synchronously plays a limiting role, when the light barrier 105 reaches a proper position, the light barrier is just blocked and limited by the supporting rod 101, so that the stable operation of the moving rack 106 is ensured. The support 100, the support rod 101 and the light barrier 105 are made of steel plates, so that the equipment is prevented from being damaged by high temperature generated by energy accumulation due to long-term strong light irradiation.

Furthermore, the device also comprises a controller, the controller is connected with the motor 103 and is used for controlling the operation of the motor 103, an adjustable transformer and an integrated circuit board are arranged in the controller, the adjustable transformer is used for converting the commercial power 220v into the direct current 15v for supplying power, and the integrated circuit board is used for controlling the current direction, the duration and the time interval of the motor 103. Specifically, the adjustable transformer is an AC (220V) to DC (3-24V) adjustable transformer, the integrated circuit board is provided with a speed adjusting knob and a forward and reverse rotation time adjusting button, and when the adjustable transformer is used, the integrated circuit board is adjusted to control the forward and reverse rotation time and the time interval of the direction forward flow or reverse flow of current in the motor 103, so that the forward and reverse rotation time and the forward and reverse rotation stop time of the motor 103 are controlled. The forward and reverse operation of the motor 103 drag the light barrier 105 to move back and forth, the back and forth movement of the light barrier 105 enables the light through hole 107 to pass light for a period of time and not to pass light for a period of time, and further enables intermittent light to pass through, the back and forth time interval of the light barrier 105 is the time interval of the gap light, and the time interval of the gap light is the stop time interval of the motor 103. The design of the adjustable transformer and the integrated circuit board belongs to the prior art, and is not described herein again. The embodiment utilizes integrated current board control to realize the adjustment of time according to the experiment needs, the gap time of the gap light can be any integer second time interval of 1-999 seconds, the application is convenient and flexible, and the experiment requirements are met.

In the shutter of this embodiment, intermittent light can be passed through the light-passing hole 107 by controlling the stop time of the forward and reverse rotation of the motor 103 after the circuit is energized. Through the control, when the electrochemical workstation originally needs several hours to detect a sample, light blocking needs to be carried out continuously and manually, the current automatic control greatly liberates experiment detection workers, and more time is provided for carrying out drawing of a measured image and analysis of a measuring result. And when the light blocking time interval is short, manual light blocking is difficult to complete, and automatic light blocking can be accurately realized.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. An intermittent shutter, characterized by: including support (100), motor (103) and barn door (105), motor (103) are installed on support (100), and seted up logical unthreaded hole (107) on support (100), be equipped with drive gear (104) on the rotor of motor (103), correspond on support (100) to be provided with drive gear (104) matched with removal rack (106), removal rack (106) below is equipped with barn door (105), motor (103) are used for driving the forward and reverse rotation of drive gear (104), thereby drive removal rack (106) and barn door (105) reciprocating translation, be used for sheltering from or leave logical unthreaded hole (107).

2. An intermittent shutter as claimed in claim 1, wherein: the support (100) is provided with a support rod (101), the support rod (101) is provided with an installation positioning groove matched with the bottom of the movable rack (106), and the movable rack (106) is installed on the support rod (101) in a matched mode and can slide along the installation positioning groove.

3. An intermittent shutter as claimed in claim 1, wherein: the light blocking device comprises two groups of supports (100), wherein a moving space of a light blocking plate (105) is formed in the middle of the two groups of supports (100) in parallel arrangement, light through holes (107) are formed in corresponding positions on the two groups of supports (100) to form light through channels, and the two groups of supports (100) are connected through supporting rods (101).

4. An intermittent shutter as claimed in claim 3, wherein: four support rods (101) are arranged on the periphery between the two groups of supports (100), the upper portion and the lower portion of each support are respectively provided with two support rods, a movable rack (106) is installed on the two support rods (101) on the upper portion in a matched mode, and a light through hole (107) and a light blocking plate (105) are located between the two support rods (101) on the upper portion.

5. An intermittent shutter as claimed in claim 2, wherein: the support (100), the support rod (101) and the light barrier (105) are all made of steel plates.

6. An intermittent shutter as claimed in any one of claims 1 to 5, wherein: the device is characterized by further comprising a controller, wherein the controller is connected with the motor (103) and used for controlling the operation of the motor (103), an adjustable transformer and an integrated circuit board are arranged in the controller, the adjustable transformer is used for converting 220v of mains supply into 15v of direct current for supplying power, the integrated circuit board is used for adjusting the duration time of forward and reverse rotation of the motor (103) and the time interval of forward and reverse rotation stalling, and the stalling time interval is the time interval of gap light required by an experiment.