CN212807300U

CN212807300U - Ultraviolet energy meter

Info

Publication number: CN212807300U
Application number: CN202022039307.6U
Authority: CN
Inventors: 黄智达
Original assignee: Shenzhen Zhijia Instrument Equipment Co ltd
Current assignee: Shenzhen Zhijia Instrument Equipment Co ltd
Priority date: 2020-09-16
Filing date: 2020-09-16
Publication date: 2021-03-26
Anticipated expiration: 2030-09-16

Abstract

The utility model relates to an ultraviolet ray energy measurement technical field, concretely relates to ultraviolet energy meter, including box body and button subassembly, the box body simultaneously is equipped with the shoulder hole, the button subassembly includes button body and button lid, the button body is located the box body, the shoulder hole includes the first ladder that the aperture increases in proper order, second ladder and third ladder, the button lid includes first collar, the second collar and presses the panel, press the one end of panel mounting at the second collar, the terminal surface of the first ladder lateral wall of first collar terminal surface butt, first collar is global and the laminating of second ladder lateral wall, the terminal surface of a terminal surface butt second ladder lateral wall of second collar, the laminating of second collar global and third ladder lateral wall, press the panel and adopt the elasticity material, press the panel and can press the butt button body. Through the arrangement of the structure, the button cover is sealed on the stepped hole, dust is prevented from entering the circuit board inside the box body, and normal use of the ultraviolet energy meter is guaranteed.

Description

Ultraviolet energy meter

Technical Field

The utility model relates to an ultraviolet ray energy measurement technical field, concretely relates to ultraviolet energy meter.

Background

The principle of ultraviolet curing is that liquid ultraviolet materials are irradiated by ultraviolet light to cause the liquid ultraviolet materials to generate polymerization reaction so as to be cured. In the process of curing the ultraviolet light material, vegetables such as the light intensity, the temperature, the irradiation time and the like of an ultraviolet light source directly influence the curing quality, so that the selection of proper parameters is a necessary condition for ultraviolet curing.

In the prior art, an ultraviolet energy meter is provided for measuring the light intensity and temperature in the ultraviolet curing process, and the ultraviolet curing process can be controlled to achieve ideal quality through the measurement of the ultraviolet energy meter.

But the operation button on the ultraviolet energy meter among the prior art seals the effect poorly, and there is the gap in operation button and casing, makes the dust enter into inside and adheres to on the circuit board easily, and then influences the normal use of ultraviolet energy meter easily.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an ultraviolet energy meter to solve the technical problem that prior art operation button advances dirt easily.

In order to achieve the above object, the present invention provides an ultraviolet energy meter, comprising a box body and a key assembly, wherein the box body is provided with a stepped hole for installing the key assembly, the key assembly comprises a key body and a key cover capable of sealing the stepped hole, the key body is located in the box body, the stepped hole comprises a first step, a second step and a third step, the diameter of the first step is sequentially increased, the key cover comprises a first mounting ring, a second mounting ring and a pressing panel, the diameter of the first mounting ring is smaller than that of the second mounting ring, the pressing panel is installed at one end of the second mounting ring far away from the first mounting ring, one end face of the first mounting ring is abutted against the end face of the first step side wall, the peripheral face of the first mounting ring is abutted against the second step side wall, and one end face of the second mounting ring is abutted against the end face of the second step side wall, the second mounting ring is attached to the side wall of the third step in a circumferential direction, the pressing panel is made of elastic materials, and the pressing panel can press and abut against the key body.

Further, the box body comprises a face shell and a bottom cover, the stepped hole is formed in the end face of the face shell, a circuit board is arranged in the box body, and the key body is arranged on the circuit board.

Further, be equipped with the power on the circuit board, the terminal surface is equipped with the steadying in the face-piece, but steadying butt the power.

Furthermore, one side of the pressing panel is provided with a pressing bulge, and the pressing bulge can abut against the key body.

Furthermore, an ultraviolet light detection assembly is arranged on the circuit board, and a detection through hole for detecting the detection assembly is formed in the bottom cover.

Further, the ultraviolet light detection component comprises a detector, a filter and a fixing piece, the fixing piece is provided with a mounting cavity for mounting the filter, one end of the mounting cavity is provided with a light hole, and the radius of the light hole is smaller than that of the filter.

Further, the quantity of filter is four, the quantity of installation cavity with the quantity of filter is the same.

Further, an energy dissipation assembly is arranged on one side of the light transmission hole and comprises a mounting seat and an attenuation piece, a mounting groove for mounting the attenuation piece is formed in the mounting seat, and a through hole communicated with the detection through hole is formed in one end of the mounting groove.

Further, the energy dissipation assembly further comprises a light homogenizing plate and an aperture diaphragm, and the light homogenizing plate and the aperture diaphragm are located between the attenuation plate and the detector.

Further, the filter plate is arranged in a square matrix, a boss is arranged at one end of the fixing piece, the boss can be inserted into the mounting groove, and one end of the boss is abutted to the attenuation sheet.

The beneficial effects of the utility model reside in that:

1. the first mounting ring is attached to the second step side wall in a circumferential mode, the second mounting ring is attached to the third step side wall in a circumferential mode, the key covers are attached to the second step side wall in a circumferential mode and sealed in a two-stage mode, the stepped holes are sealed through the key covers, dust is prevented from entering the circuit board inside the box body, and normal use of the ultraviolet energy meter is guaranteed.

2. The quantity of filter is four, has increased the scope of wavelength for the scope that the ultraviolet light detection subassembly detected is wider, has improved detection range.

3. Through setting up the decay piece, can weaken the ultraviolet ray, and then reduce its influence to the testing result for it is higher to detect the precision.

4. The filter is square matrix arrangement for the whole volume of filter is compacter, makes the decay piece shelter from all light traps, simultaneously, can make the volume of decay piece less again, practices thrift manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic perspective view of an ultraviolet energy meter according to an embodiment of the present invention;

fig. 2 is a schematic diagram of an explosion structure of an ultraviolet energy meter according to an embodiment of the present invention;

FIG. 3 is an enlarged view of portion A of FIG. 2;

fig. 4 is a schematic position diagram of a fixing member used in an ultraviolet energy meter according to an embodiment of the present invention;

fig. 5 is a schematic diagram of an explosion structure of an energy dissipation assembly used in an ultraviolet energy meter according to an embodiment of the present invention;

fig. 6 is an explosion structure diagram of an ultraviolet light detection assembly used in an ultraviolet energy meter according to an embodiment of the present invention.

Description of reference numerals:

1. a box body; 11. a face shell; 111. a stabilizing member; 112. a connecting through hole; 12. a bottom cover; 121. detecting the through hole; 13. a stepped hole; 131. a first step; 132. a second step; 133. a third step; 2. a key assembly; 21. a key body; 22. a key cover; 221. a first mounting ring; 222. a second mounting ring; 223. pressing the panel; 224. pressing the protrusion; 3. a circuit board; 31. a power source; 32. a USB interface; 4. an ultraviolet light detection assembly; 41. a detector; 42. a filter plate; 43. a fixing member; 431. a mounting cavity; 432. a light-transmitting hole; 433. a boss; 5. an energy dissipation component; 51. a mounting seat; 511. mounting grooves; 52. an attenuation sheet; 6. a liquid crystal display device.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

Referring to fig. 1-6, as the embodiment of the utility model provides an ultraviolet energy meter, including box body 1, button subassembly 2 and liquid crystal display subassembly 6, box body 1 includes face-piece 11 and bottom 12, is equipped with the shoulder hole 13 that supplies the installation of button subassembly 2 on the terminal surface of face-piece 11, is equipped with circuit board 3 in the box body 1, and button subassembly 2 includes button body 21 and can be to the button lid 22 that the shoulder hole 13 is sealed, and button body 21 is located on circuit board 3.

Specifically, the stepped hole 13 includes a first step 131, a second step 132 and a third step 133, the aperture of which is sequentially increased, the key cap 22 includes a first mounting ring 221, a second mounting ring 222 and a pressing panel 223, the diameter of the first mounting ring 221 is smaller than that of the second mounting ring 222, the pressing panel 223 is installed at one end of the second mounting ring 222, which is far away from the first mounting ring 221, one end surface of the first mounting ring 221 abuts against the end surface of the sidewall of the first step 131, the circumferential surface of the first mounting ring 221 abuts against the sidewall of the second step 132, one end surface of the second mounting ring 222 abuts against the end surface of the sidewall of the second step 132, the circumferential surface of the second mounting ring 222 abuts against the sidewall of the third step 133, the pressing panel 223 is made of an elastic material, and the elastic material is silica gel in this embodiment. The pressing panel 223 has a pressing protrusion 224 on one surface thereof, and the pressing protrusion 224 can abut against the key body 21 to press the key body 21.

Through the laminating of first collar 221 global and second ladder 132 lateral wall, the laminating of second collar 222 global and third ladder 133 lateral wall, through the laminating of above-mentioned structure for it is sealed that the two-stage laminating is realized to button cover 22, realizes that button cover 22 seals shoulder hole 13, avoids the dust to enter into on the inside circuit board 3 of box body 1, and then has guaranteed the normal use of ultraviolet energy meter.

Furthermore, a power source 31 is disposed on the circuit board 3, the power source 31 can supply power to the circuit board 3, a fixing member 111 is disposed on an inner end surface of the face shell 11, and the fixing member 111 can abut against the power source 31. In this embodiment, power 31 adopts two sections dry batteries, and steadiness member 111 is equipped with the recess with dry battery looks adaptation, and after the dry battery installation, steadiness member 111 butt dry battery can compress tightly the dry battery, avoids the dry battery to rock and leads to the outage of circuit board 3. The circuit board 3 is provided with a USB interface 32USB, and the side wall of the face shell 11 is provided with a connection through hole 112 for the USB interface 32USB to be plugged.

Further, the circuit board 3 is provided with an ultraviolet light detection assembly 4, and the bottom cover 12 is provided with a detection through hole 121 for detecting the ultraviolet light detection assembly 4.

Specifically, the circuit board 3 includes a substrate, and a signal amplification circuit, an a/D conversion circuit, a single chip microcomputer, a timer, and a memory which are disposed on the substrate. The input end of the signal amplifying circuit is respectively connected with the temperature detector 41 and the ultraviolet light detecting component 4, the output end of the signal method circuit is connected with the input end of the A/D conversion circuit, the input end of the single chip microcomputer is connected with the output end of the A/D conversion circuit, the output end of the single chip microcomputer is connected with the liquid crystal display component 6, the timing end of the single chip microcomputer is connected with the timer, the controlled end of the single chip microcomputer is connected with the key body 21, and the first communication end of the single chip.

When the ultraviolet energy meter is irradiated by an ultraviolet light source, the temperature detector 41 outputs voltage signals with corresponding sizes in real time according to the height of the external temperature, namely, the temperature signals are transmitted to the signal amplification circuit to be amplified, and the ultraviolet light detection assembly 4 outputs current signals with corresponding sizes in real time according to the intensity of the external ultraviolet light, namely, the ultraviolet light intensity signals are transmitted to the signal amplification circuit to be amplified. The temperature signal and the ultraviolet light intensity signal amplified by the signal amplifying circuit are converted into digital signals by the A/D conversion circuit and then transmitted to the singlechip for processing. The temperature, light intensity and energy values are calculated through the single chip microcomputer, stored in the memory and displayed through the liquid crystal display assembly 6.

In addition, through the timing of timer, the singlechip can real-time recording the temperature, light intensity and energy value of corresponding moment to show the curve of temperature, light intensity and energy value through the display module with chart form respectively or simultaneously. The key assembly 2 can be used for starting, shutting down, starting measurement, display switching and the like of the ultraviolet energy meter.

Further, ultraviolet light detection component 4 includes detector 41, filter 42 and mounting 43, and detector 41 connects signal amplification circuit's input, and mounting 431 that supplies filter 42 to install is seted up to mounting 43, and mounting 431 one end is equipped with light trap 432, and the light trap 432 radius is less than filter 42.

Specifically, the number of the filters 42 is four, and the number of the mounting cavities 431 is the same as the number of the filters 42. The number of the filters 42 is four, so that the range of the wavelength is increased, the detection range of the ultraviolet light detection assembly 4 is wider, and the detection range is improved. Energy dissipation component 5 is arranged on one side of the light hole 432, the energy dissipation component 5 comprises a mounting seat 51, an attenuation sheet 52 light equalizing sheet and a small aperture diaphragm, a mounting groove 511 for mounting the attenuation sheet 52 is formed in the mounting seat 51, and one end of the mounting groove 511 is a through hole communicated with the detection through hole 121. The light homogenizing plate and the aperture stop are located between the attenuation plate 52 and the detector 41, the light homogenizing plate is arranged close to the attenuation plate 52, and the aperture stop is arranged close to the detector 41. The light homogenizing sheet can enable the incident light to be detected to pass through and the propagation direction is uniformly diffused, and a PTFE sheet with the degree of 0.1mm to 5mm can be used in the embodiment. The aperture stop further limits the throughput of the incident light to be detected.

Filter 42 is square matrix and arranges, and the one end of mounting 43 is equipped with boss 433, and in boss 433 can insert into mounting groove 511, the one end butt decay piece 52 of boss 433. The filter 42 is arranged in a square matrix, so that the whole volume of the filter 42 is more compact, the attenuating plate 52 can shield all the light holes 432, and meanwhile, the volume of the attenuating plate 52 is smaller, and the manufacturing cost is saved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The ultraviolet energy meter comprises a box body (1) and a key assembly (2), wherein one side of the box body (1) is provided with a stepped hole (13) for installing the key assembly (2), and is characterized in that the key assembly (2) comprises a key body (21) and a key cover (22) capable of sealing the stepped hole (13), the key body (21) is positioned in the box body (1), the stepped hole (13) comprises a first step (131), a second step (132) and a third step (133) of which the hole diameters are sequentially increased, the key cover (22) comprises a first installation ring (221), a second installation ring (222) and a pressing panel (223), the diameter of the first installation ring (221) is smaller than that of the second installation ring (222), and the pressing panel (223) is installed at one end, far away from the first installation ring (221), of the second installation ring (222), first collar (221) an end butt the terminal surface of first ladder (131) lateral wall, first collar (221) global with the laminating of second ladder (132) lateral wall, the terminal surface butt of second collar (222) the terminal surface of second ladder (132) lateral wall, second collar (222) global with the laminating of third ladder (133) lateral wall, press panel (223) and adopt elastic material, press panel (223) and can press the butt key body (21).

2. The ultraviolet energy meter according to claim 1, wherein the case (1) comprises a face case (11) and a bottom cover (12), the stepped hole (13) is formed on an end surface of the face case (11), the circuit board (3) is arranged in the case (1), and the key body (21) is arranged on the circuit board (3).

3. The uv energy meter according to claim 2, wherein the circuit board (3) is provided with a power source (31), the inner end surface of the panel housing (11) is provided with a securing member (111), and the securing member (111) can abut against the power source (31).

4. The uv energy meter according to any one of claims 1 to 3, wherein the pressing panel (223) is provided with a pressing protrusion (224) on one surface, and the pressing protrusion (224) can abut against the key body (21).

5. The ultraviolet energy meter according to claim 2, wherein the circuit board (3) is provided with an ultraviolet light detection assembly (4), and the bottom cover (12) is provided with a detection through hole (121) for detecting the ultraviolet light detection assembly (4).

6. The UV energy meter according to claim 5, wherein the UV light detecting assembly (4) comprises a detector (41), a filter (42) and a fixing member (43), the fixing member (43) is provided with a mounting cavity (431) for mounting the filter (42), one end of the mounting cavity (431) is provided with a light hole (432), and the radius of the light hole (432) is smaller than that of the filter (42).

7. The uv energy meter according to claim 6, wherein the number of said filters (42) is four, and the number of said mounting cavities (431) is the same as the number of said filters (42).

8. The ultraviolet energy meter according to claim 7, characterized in that an energy dissipation component (5) is arranged on one side of the light hole (432), the energy dissipation component (5) comprises a mounting seat (51) and an attenuation sheet (52), the mounting seat (51) is provided with a mounting groove (511) for mounting the attenuation sheet (52), and one end of the mounting groove (511) is a through hole communicated with the detection through hole (121).

9. An ultraviolet energy meter as set forth in claim 8, characterized in that said energy-dissipating assembly (5) further comprises a light homogenizing plate and an aperture stop, said light homogenizing plate and said aperture stop being located between said attenuating plate (52) and said detector (41).

10. The uv energy meter according to claim 8, wherein the filter plates (42) are arranged in a square matrix, and one end of the fixing member (43) is provided with a projection (433), the projection (433) being insertable into the mounting groove (511), and one end of the projection (433) abutting against the attenuation plate (52).