Optical structure of biochemical analyzer

Abstract

The utility model discloses an optical structure of a biochemical analyzer, which comprises a first base and a second base arranged corresponding to the first base, a T-shaped mounting hole is formed in the first base, an all-in-one LED (light-emitting diode) lamp bead and a white light LED are respectively mounted at the bottom and the left end of the mounting hole, and the bottom of the mounting hole is provided with an optical fiber. A light guide assembly is mounted in the mounting hole of the first base; a light source conversion assembly is arranged in the second base. The beneficial effects of the utility model are that through the light guide assembly and the light source conversion assembly in the first base and the second base, the all-in-one LED lamp bead and the white light LED are realized, the design of the single-wavelength light and the all-in-one LED lamp bead is combined with the optical filter, the LEDs corresponding to a plurality of wavelengths (2-4) are respectively integrated and packaged on the first base, the volume is reduced, the white light LED is added, and the cost is reduced. The wavelength can be expanded, each wavelength drive can be independently controlled, the output energy of the light source can be automatically controlled, the debugging difficulty is reduced, and the testing precision of the instrument is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical analysis appearance technical field, concretely relates to a biochemical analyzer optical structure. BACKGROUND

[0002] Traditional test light source is halogen lamp, and the service life is short, the maintenance cost is high, and the design aspect only adopts a light source to carry out light filtering, obtains each wavelength light, and each wavelength light energy difference is big, and the debugging process is difficult, and the intensity process is more complex through the attenuation piece. CONTENT OF THE UTILITY MODEL

[0003] The utility model aims at overcoming the insufficient of above-mentioned background art, provide a biochemical analyzer optical structure.

[0004] Including first base and with first base corresponding setting second base, the inside of first base forms T type mounting hole, and the bottom and left end of mounting hole are installed with multi-in-one LED lamp pearl and white light LED respectively, the inside of mounting hole of first base is installed with light guide assembly;

[0005] The inside of second base is provided with light source conversion assembly.

[0006] Further, the multi-in-one LED lamp pearl and the white light LED include lamp pearl and lamp board, the lamp pearl of multi-in-one LED lamp pearl and white light LED is located in the inside of mounting hole, and the lamp board is attached to the outside of first base.

[0007] Further, the intersection of the horizontal hole and the vertical hole of the mounting hole is provided with two-phase mirrors, the two-phase mirrors are inclined and connected to the first base, and the multi-in-one LED lamp pearl and the white light LED correspond to the two-phase mirrors.

[0008] Further, the right end of the mounting hole is provided with a bracket, a through hole corresponding to the mounting hole is formed in the middle of the bracket, and the center point of the through hole corresponds to the two-phase mirrors.

[0009] Further, the first lens and the second lens are arranged left and right in the through hole of the bracket, and the center points of the first lens and the second lens also correspond to the two-phase mirrors.

[0010] Further, the structure of the first lens and the second lens is set as a convex structure, and the convex sides of the first lens and the second lens correspond to each other.

[0011] Furthermore, a first light-through hole is provided on a side of the second base corresponding to the first base, the first light-through hole is arranged corresponding to the second lens, a second light-through hole is provided inside the second base, the second light-through hole is connected to the first light-through hole, and the first light-through hole and the second light-through hole are opened horizontally.

[0012] Furthermore, a third through hole is longitudinally opened on one side of the second base, the third through hole is connected with the first light through hole and the second light through hole, and the third through hole, the first light through hole and the second light through hole form a cross-shaped structure.

[0013] Furthermore, a reaction cup is inserted into the third through hole.

[0014] Furthermore, a filter is provided at the right end of the second through hole, and a photodiode is provided on one side of the filter.

[0015] Compared with the existing technology, the advantages of the present invention are as follows: through the light guide component and light source conversion component inside the first base and the second base, an all-in-one LED lamp bead and a white light LED are realized, and a single wavelength light is obtained by combining the filter. The all-in-one LED lamp bead design integrates and packages the LEDs corresponding to multiple wavelengths (2-4) into the first base, reducing the volume and increasing the white light LED, which facilitates wavelength expansion. Each wavelength drive is controlled separately, which can realize automatic control of the light source output energy, reduce the debugging difficulty, and increase the test accuracy of the instrument. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall front sectional structure of the utility model.

[0017] Figure 2 It is a schematic diagram of the overall three-dimensional structure of the utility model.

[0018] Figure 3 It is a schematic diagram of the overall front view structure of the utility model.

[0019] In the picture:

[0020] 1. First base; 101. Mounting hole;

[0021] 2. All-in-one LED lamp beads;

[0022] 3. White light LED;

[0023] 4. Dichroic mirror;

[0024] 5. Bracket;

[0025] 6. First lens;

[0026] 7. Second lens;

[0027] 8. second base;

[0028] 9. first light hole;

[0029] 10. second light hole;

[0030] 11. filter;

[0031] 12. reaction cup. DETAILED DESCRIPTION

[0032] Reference will now be made in detail to the present application, examples of which are illustrated in the accompanying drawings. While the present application will be described in conjunction with the specific embodiments, it will be understood that no limitation of the present application is intended. On the contrary, it is intended to cover alternatives, modifications, and equivalents, which fall within the spirit and scope of the present application as defined by the appended claims. It should be noted that the steps described herein can be implemented by any of the functional blocks or functional arrangements, and any of the functional blocks or functional arrangements can be implemented as physical entities or logical entities, or a combination of both.

[0033] To make the present application better understood, the present application will be further described in detail below in conjunction with the drawings and specific embodiments.

[0034] Note: the examples to be introduced next are only a specific example, and not as a limitation on the embodiments of the present application must be as follows specific steps, values, conditions, data, order, etc. Those skilled in the art can read the present specification to apply the concept of the present application to construct more embodiments not mentioned in the present specification.

[0035] The conventional test light source is a halogen lamp, which has a short service life and high maintenance cost, and in terms of design, only one light source is used for filtering to obtain light of various wavelengths, the energy of light of various wavelengths is greatly different, and it is difficult to adjust during the debugging process, and the process of adjusting the intensity through the attenuation sheet is complex.

[0036] In order to solve the problems existing in the above-mentioned optical analyzer, the present application provides a biochemical analyzer optical structure.

[0037] Please refer to Figure 1 , Figure 2 and Figure 3, including a first base 1 and a second base 8 corresponding to the first base 1, a T-shaped mounting hole 101 is formed in the first base 1, a plurality of LED lamp beads 2 and white light LEDs 3 are respectively arranged at the bottom and the left end of the mounting hole 101, and a light guide assembly is arranged in the mounting hole 101 of the first base 1; a light source conversion assembly is arranged in the second base 8, the plurality of LED lamp beads 2 and the white light LEDs 3 comprise lamp beads and lamp panels, the lamp beads of the plurality of LED lamp beads 2 and the white light LEDs 3 are arranged in the mounting hole 101, and the lamp panels are attached to the outside of the first base 1.

[0038] As shown in Figure 1 , Figure 2 and Figure 3 , the first base 1 and the second base 8 are arranged correspondingly, the mounting hole 101 formed in the first base 1 has a T-shaped structure, and the three ends of the mounting hole 101 correspond to the bottom and the left and right sides of the first base 1.

[0039] Specifically, the plurality of LED lamp beads 2 and the white light LEDs 3 are arranged at the bottom and the left side of the mounting hole 101, in this application, the plurality of LED lamp beads 2 are arranged at the left side of the mounting hole 101, and the white light LEDs 3 are arranged at the bottom of the mounting hole 101. Since the plurality of LED lamp beads 2 and the white light LEDs 3 mainly comprise lamp beads and lamp panels, that is, the lamp beads are inserted into the inside of the mounting hole 101, the lamp panels are attached to the first base 1, and the light guide assembly in the first base 1 is arranged in the inside of the mounting hole 101, and the plurality of LED lamp beads 2 and the white light LEDs 3 are arranged in the conduit assembly, and the light source conversion assembly in the second base 8 corresponds to the light guide assembly in the first base 1.

[0040] Please refer to Figure 1 , the intersection of the horizontal hole and the vertical hole of the mounting hole 101 is provided with a two-phase mirror 4, the two-phase mirror 4 is designed to be inclined and clamped on the first base 1, and the plurality of LED lamp beads 2 and the white light LEDs 3 correspond to the two-phase mirror 4.

[0041] As shown in Figure 1 , the two-phase mirror 4 is arranged to be inclined, so that the plurality of LED lamp beads 2 and the white light LEDs 3 correspond to the two faces of the two-phase mirror 4, respectively, and the light of the plurality of LED lamp beads 2 and the white light LEDs 3 is converged on an optical axis by the two-phase mirror 4 for subsequent detection.

[0042] Please continue to refer to Figure 1 , the right end of the mounting hole 101 is provided with a support 5, a through hole corresponding to the mounting hole 101 is formed in the middle of the support 5, the center point of the through hole corresponds to the two-phase mirror 4, and a first lens 6 and a second lens 7 are arranged in the through hole of the support 5, the center points of the first lens 6 and the second lens 7 also correspond to the two-phase mirror 4, the structures of the first lens 6 and the second lens 7 are designed to be convex, and the convex sides of the first lens 6 and the second lens 7 correspond to each other.

[0043] As Figure 1 shown, the size of the bracket 5 is larger than the mounting hole 101, while the mounting hole 101 is larger at the position of the bracket 5, the middle of the bracket 5 is provided with a through hole, and the through hole is communicated with the mounting hole 101, and the first lens 6 and the second lens 7 are installed inside the through hole corresponding to the two-phase mirror 4, the first lens 6 and the second lens 7 are set as plano-convex lenses, and the convex sides of the two first lenses 6 and second lenses 7 are oppositely arranged, so that the first lens 6 and the second lens 7 correspond to the two-phase mirror 4, and the corresponding light spots can be obtained through the shaping and converging effect of the first lens 6 and the second lens 7.

[0044] Please refer to Figure 1 and Figure 2 , the first base 1 is provided with a first light hole 9 on one side of the second base 8, the first light hole 9 is arranged corresponding to the second lens 7, the inside of the second base 8 is provided with a second light hole 10, the second light hole 10 is communicated with the first light hole 9, the first light hole 9 and the second light hole 10 are horizontally arranged, the second base 8 is longitudinally provided with a third through hole on one side, the third through hole is communicated with the first light hole 9 and the second light hole 10, and the third through hole and the first light hole 9 and the second light hole 10 are in cross-shaped structure.

[0045] As Figure 1 shown, the light emitted by the all-in-one LED lamp bead 2 and the white light LED 3 can be introduced into the second base 8 inside through the light guide assembly, and enter the inside of the first light hole 9 and the inside of the second light hole 10, and form light spots according to the shape, size and dimension of the first light hole 9 and the second light hole 10.

[0046] Please refer to Figure 1 , Figure 2 and Figure 3 , the third through hole is inserted with a reaction cup 12, the right end of the second through hole is provided with a filter 11, and one side of the filter 11 is provided with a photodiode.

[0047] As Figure 1 , Figure 2 and Figure 3 shown, the light spot formed by the all-in-one LED lamp bead 2 and the white light LED 3 passes through the reaction cup 12 or the flow cell (the container of the reactant), the filter wheel rotates to the corresponding position, loads the neutral filter 11 of the corresponding wavelength position, and obtains the single-wavelength projection light, which is irradiated to the receiving end of the photodiode for detection, and converts the optical signal into an electrical signal.

[0048] In use of the utility model, the all-in-one LED lamp bead 2 design, the corresponding LED of multiple wavelengths (2-4) is integrated and packaged to the first base 1, the volume is reduced, the white light LED 3 is increased, wavelength expansion is facilitated, the light spot is combined with the filter 11 in the filter wheel, the multiple wavelength filter 11 structure is matched, the single wavelength precision is improved, the stray light is reduced, each wavelength light source is driven and controlled respectively, through control driving current, equal each wavelength output specific energy demand is obtained.

[0049] In the description of the utility model, it is to be explained that, the orientation or position relation of the terms "upper", "lower" and the like is based on the orientation or position relation shown in the drawing, and is only for the convenience of describing the utility model and simplifying the description, and is not indicative or suggestive of the device or element indicated must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the utility model. Unless otherwise expressly specified and limited, the terms "mounting", "connection", "connection" should be broadly understood, for example, it can be fixed connection, or detachable connection, or integrally connected; it can be mechanical connection, or electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0050] It should be noted that in the utility model, relational terms such as "first" and "second" are merely used to distinguish one entity or operation from another, and do not necessarily require or imply that there is any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or device including a series of elements not only includes those elements, but also includes other elements not explicitly listed or inherent to such process, method, article or device. Without more limitations, the element defined by the sentence "including a…" does not exclude the presence of other identical elements in the process, method, article or device including the element.

[0051] The above is only a specific embodiment of the utility model, enabling those skilled in the art to understand or implement the utility model. Various modifications to these embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the utility model. Therefore, the utility model will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features of the utility model.

Claims

1. A biochemical analyzer optical structure, comprising a first base (1) and a second base (8) arranged corresponding to the first base (1), characterized in that: A T-shaped mounting hole (101) is formed inside the first base (1), and a multi-in-one LED lamp bead (2) and a white light LED (3) are respectively installed at the bottom and left end of the mounting hole (101), and a light guide component is installed inside the mounting hole (101) of the first base (1); A light source conversion component is provided inside the second base (8).

2. The optical structure of the biochemical analyzer according to claim 1, characterized in that: The all-in-one LED lamp bead (2) and the white light LED (3) comprise a lamp bead and a lamp board, the lamp bead of the all-in-one LED lamp bead (2) and the white light LED (3) are located inside the mounting hole (101), and the lamp board is attached to the outside of the first base (1).

3. The optical structure of the biochemical analyzer according to claim 1, wherein: A dichroic mirror (4) is provided at the intersection of the horizontal hole and the vertical hole of the mounting hole (101). The dichroic mirror (4) is designed to be tilted and snap-fitted onto the first base (1). The multi-in-one LED lamp bead (2) and the white light LED (3) correspond to the dichroic mirror (4).

4. The optical structure of the biochemical analyzer according to claim 3, wherein: A bracket (5) is provided at the right end of the mounting hole (101), a through hole corresponding to the mounting hole (101) is provided in the middle of the bracket (5), and the center point of the through hole corresponds to the dichroic mirror (4).

5. The optical structure of the biochemical analyzer according to claim 4, characterized in that: A first lens (6) and a second lens (7) are arranged on the left and right inside the through hole of the bracket (5), and the center points of the first lens (6) and the second lens (7) also correspond to the dichroic mirror (4).

6. The optical structure of the biochemical analyzer according to claim 5, characterized in that: The structures of the first lens (6) and the second lens (7) are arranged as convex structures, and the convex sides of the first lens (6) and the second lens (7) correspond to each other.

7. The optical structure of a biochemical analyzer according to claim 5, characterized in that: A first light-through hole (9) is provided on a side of the second base (8) corresponding to the first base (1), and the first light-through hole (9) is arranged corresponding to the second lens (7). A second light-through hole (10) is provided inside the second base (8), and the second light-through hole (10) is communicated with the first light-through hole (9). The first light-through hole (9) and the second light-through hole (10) are arranged horizontally.

8. The optical structure of the biochemical analyzer according to claim 7, characterized in that: A third through hole is longitudinally opened on one side of the second base (8), the third through hole being in communication with the first light through hole (9) and the second light through hole (10), and the third through hole, the first light through hole (9) and the second light through hole (10) forming a cross-shaped structure.

9. The optical structure of a biochemical analyzer according to claim 8, wherein: A reaction cup (12) is inserted into the interior of the third through hole.

10. The optical structure of a biochemical analyzer according to claim 7, wherein: A filter (11) is provided at the right end of the second light hole, and a photodiode is provided on one side of the filter (11).

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