Sample chamber uncovering mechanism of fluorescence analyzer

Abstract

The utility model relates to the technical field of analytical instruments, in particular to a sample chamber uncovering mechanism of a fluorescence analyzer, which comprises a base, an open slot is formed in the base, a through hole is formed in one end of the open slot, the through hole penetrates through the slot bottom of the open slot, a sliding slot is formed in the slot bottom of the open slot, a sliding block is arranged in the sliding slot, and an end cover is fixed on the sliding block. A sample chamber aligned with the through hole is arranged at the bottom of the base; the end cover can be tightly matched with the through hole; and the power component is installed on one side of the base, a transmission mechanism is installed at the power output end of the power component, the transmission mechanism can conduct transmission in the extending direction of the sliding groove, and the transmission mechanism is connected with the sliding block. The power part drives the sliding block through the transmission mechanism, and the sliding block drives the end cover to horizontally slide to realize opening and closing of the sample chamber. Opening and closing of the sample chamber are achieved through the sliding cover type structure, manual operation is not needed in the operation process, compared with a traditional flip cover type and sliding cover type switch structure, the structure is more stable, and the sample chamber is closed more tightly after opening and closing.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of analytical instruments, in particular to a sample chamber cover opening mechanism of a fluorescence analyzer. BACKGROUND

[0002] The fluorescence analyzer is a precision analytical instrument widely used in the fields of biological medicine, environmental monitoring, food safety, etc. When analyzing samples, the cover of the sample chamber needs to be frequently opened and closed to put in or take out samples.

[0003] The common sample chamber cover opening mechanism of the fluorescence analyzer on the market mainly adopts a manual opening and closing mode. The operator needs to directly push or rotate the cover with his hand. Frequent manual opening and closing can easily cause fatigue of the operator, and manual operation can easily cause improper force, which can damage the cover opening mechanism. In addition, shaking can occur during the manual opening and closing process, which can affect the accurate placement of the sample. CONTENT OF THE INVENTION

[0004] The present application aims to at least solve one of the above technical problems in the prior art to some extent. To this end, the present application provides a sample chamber cover opening mechanism of a fluorescence analyzer. The opening and closing of the sample chamber is realized through a sliding cover structure. During the operation process, no manual operation is required, avoiding the interference of human factors. In addition, compared with the traditional flip cover structure, the sliding cover structure is more stable, and the sample chamber is more tightly closed after being opened and closed.

[0005] A sample chamber cover opening mechanism of a fluorescence analyzer comprises

[0006] A base is provided with an open slot. A through hole is formed at one end of the open slot. The through hole penetrates the bottom of the open slot. A sliding groove is arranged on the bottom of the open slot. A sliding block is arranged in the sliding groove. An end cover is fixed on the sliding block. A sample chamber is arranged on the bottom of the base and aligned with the through hole. The end cover can tightly fit with the through hole.

[0007] A power component is installed on one side of the base. A power output end of the power component is installed with a transmission mechanism. The transmission mechanism can be driven along the extension direction of the sliding groove. The transmission mechanism is connected with the sliding block.

[0008] In an optional or preferred embodiment, the transmission mechanism comprises a driving wheel, a driven wheel and a synchronous belt. The driving wheel is connected to the power output end of the power component. The driven wheel is installed on the base. The synchronous belt connects the driving wheel and the driven wheel. The synchronous belt is connected with the sliding block.

[0009] In an optional or preferred embodiment, a through strip-shaped groove is formed in one side groove wall of the sliding groove. The driving wheel, the driven wheel and the synchronous belt are arranged in the strip-shaped groove.

[0010] In an optional or preferred embodiment, the power component is detachably connected with the base through a connecting block, and the connecting block blocks the strip-shaped slot.

[0011] In an optional or preferred embodiment, the slot wall of one end of the through hole arranged on the chute is a semicircular structure, and the end of the end cover is a semicircular structure.

[0012] Based on the above technical solution, the embodiments of the present application have at least the following beneficial effects: the power component drives the sliding block through the transmission mechanism, the sliding block drives the end cover to slide horizontally, and the opening and closing of the sample chamber is realized. The opening and closing of the sample chamber is realized through the sliding cover structure, and manual operation is not required in the operation process, human factors are avoided, and compared with the traditional flip cover type, the sliding cover type switching structure is more stable, and the sample chamber is more tightly closed after switching. BRIEF DESCRIPTION OF DRAWINGS

[0013] The present application will be further described below in conjunction with the drawings and embodiments.

[0014] Figure 1 FIG. 1 is a structural schematic diagram of a sample chamber cover opening mechanism of a fluorescence analyzer provided by the embodiments of the present application. DETAILED DESCRIPTION

[0015] In order for those skilled in the art to better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings of the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor should be within the scope of protection of the present application.

[0016] The embodiments of the present application will be further described in detail below in conjunction with the drawings and embodiments. The following embodiments are used to illustrate the present application, but cannot be used to limit the scope of the present application.

[0017] In the description of the embodiments of the present application, it should be noted that the orientations or positional relationships indicated by the terms “center”, “longitudinal”, “transverse”, “upper”, “lower”, “front”, “rear”, “left”, “right”, “vertical”, “horizontal”, “top”, “bottom”, “inner”, “outer” and the like are based on the orientations or positional relationships shown in the drawings, and are only for the convenience of describing the embodiments of the present application and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements indicated thereby must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the embodiments of the present application. In addition, the terms “first”, “second”, “third” are only for the purpose of description, and cannot be understood as indicating or implying relative importance.

[0018] In the description of the embodiments of the present application, it should be noted that unless specifically defined and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the embodiments of the present application can be understood according to the specific circumstances.

[0019] In the embodiments of the present application, unless otherwise specifically defined and limited, the first feature is "on" or "under" the second feature. The first and second features can be in direct contact, or the first and second features can be in indirect contact through an intermediate medium. Moreover, the first feature can be above, above and above the second feature, or it can only mean that the first feature is higher than the second feature in horizontal height. The first feature can be below, below and below the second feature, or it can only mean that the first feature is lower than the second feature in horizontal height.

[0020] The fluorescence analyzer is a precision analytical instrument widely used in the fields of biological medicine, environmental monitoring, food safety, etc. When analyzing samples, the cover of the sample chamber needs to be frequently opened and closed to put in or take out samples.

[0021] The common sample chamber cover opening mechanism of the fluorescence analyzer on the market mainly adopts a manual opening and closing mode. The operator needs to directly push or rotate the cover with his hand. Frequent manual opening and closing can easily cause the operator to be tired, and manual operation can easily cause improper force, which can damage the cover opening mechanism. In addition, shaking may occur during the manual opening and closing process, which can affect the accurate placement of the sample.

[0022] Reference Figure 1The application provides a sample chamber cover opening mechanism of a fluorescence analyzer, which comprises a base 100, a rectangular opening groove 110 is formed in the top of the base 100, a sliding groove 111 is arranged at the bottom of the opening groove 110, a through hole 120 is formed at one end of the opening groove 110 and penetrates the bottom of the opening groove 110, the groove wall at the end of the opening groove 110 where the through hole 120 is formed is in a semicircular structure, a sliding block 112 is arranged in the sliding groove 111, the sliding block 112 can slide along the sliding groove 111, an end cover is fixed at the top of the sliding block 112, the main body of the end cover is in a rectangular plate structure, one end of the end cover is in a semicircular structure, the main body of the rectangular plate structure of the end cover is fixedly connected with the sliding block 112, the through hole 120 is formed at one end of the sliding groove 111, the groove wall at the end of the sliding groove 111 where the through hole 120 is formed is in a semicircular structure, the semicircular structure at one end of the end cover can cooperate with the groove wall at one end of the semicircular structure of the sliding groove 111, and a sample chamber 200 is arranged at the bottom of the base 100 and is aligned with the through hole 120. The end cover can be closely matched with the through hole 120.

[0023] A power component is mounted on one side of the base 100, a power output end of the power component is mounted with a transmission mechanism, the transmission mechanism can be driven along the extension direction of the sliding groove 111, and the transmission mechanism is connected with the sliding block 112.

[0024] The application realizes the opening and closing of the sample chamber through the sliding cover structure, manual operation is not needed in the operation process, human factors are avoided, and the sliding cover structure is more stable than the traditional flip cover structure and the sample chamber is more tightly closed after being switched.

[0025] A through strip-shaped groove 130 is formed in one side wall of the sliding groove 111, the power component is detachably connected with the base 100 through a connecting block 300, so that the power component is conveniently disassembled and assembled, after the connecting block 300 is connected to the base 100, the connecting block 300 blocks the strip-shaped groove 130, the power component is a motor, a power output shaft of the power component extends into the strip-shaped groove 130, the transmission mechanism comprises a driving wheel, a driven wheel and a synchronous belt, the driving wheel, the driven wheel and the synchronous belt are all arranged in the strip-shaped groove 130, the strip-shaped groove 130 provides mounting space for the driving wheel, the driven wheel and the synchronous belt, the overall structure in the opening groove 110 is simple, and the sliding block 112 and the end cover are conveniently mounted.

[0026] The power output shaft of the power component is mounted with the driving wheel, the driven wheel is mounted on the connecting block 300 through a rotating shaft and is located inside the opening groove 110, the driving wheel and the driven wheel are spaced apart along the length direction of the opening groove 110 and are arranged at two ends of the strip-shaped groove 130, the driving wheel and the driven wheel are aligned along the length direction of the strip-shaped groove 130, the driving wheel and the driven wheel are connected through the synchronous belt, the synchronous belt is parallel to the sliding groove 111, the synchronous belt is fixedly connected with the sliding block 112, and when the power component drives the synchronous belt through the driving wheel, the synchronous belt can drive the sliding block 112 to slide in the sliding groove 111.

[0027] The power unit drives the slider 112 through the transmission mechanism. When the slider 112 moves the end cap to the end of the opening groove 110, the semi-circular structure at the end of the end cap can fit tightly with the groove wall of the semi-circular structure at the end of the opening groove 110. The lower end face of the end cap can fit with the upper end face of the through hole 120, thereby closing the sample chamber 200.

[0028] In other embodiments, the transmission mechanism may also be configured as a gear and rack structure. Specifically, the gear is connected to the power output shaft of the power component, and the rack is connected to the slider 112. The rack meshes with the gear, and the gear drives the rack, causing the slider 112 to slide.

[0029] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., refer to specific features, structures, materials, or characteristics described in connection with that embodiment or example, which are included in at least one embodiment or example of the embodiments of this application. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples. Moreover, without contradiction, those skilled in the art can combine and integrate the different embodiments or examples described in this specification, as well as the features of different embodiments or examples.

[0030] The embodiments of this application have been described in detail above with reference to the accompanying drawings. However, this application is not limited to the above embodiments. Within the scope of knowledge possessed by those skilled in the art, various changes can be made without departing from the spirit of this application.

Claims

1. A sample chamber opening mechanism for a fluorescence analyzer, characterized in that: include A base is provided with an opening groove, one end of which has a through hole that passes through the bottom of the opening groove. A sliding groove is provided at the bottom of the opening groove, and a slider is provided in the sliding groove. An end cap is fixed on the slider. A sample chamber aligned with the through hole is provided at the bottom of the base, and the end cap can fit tightly with the through hole. A power component is installed on one side of the base. A transmission mechanism is installed at the power output end of the power component. The transmission mechanism is capable of transmitting power along the extension direction of the slide groove and is connected to the slider.

2. The sample chamber opening mechanism of the fluorescence analyzer according to claim 1, characterized in that: The transmission mechanism includes a driving wheel, a driven wheel, and a timing belt. The driving wheel is connected to the power output end of the power component, the driven wheel is mounted on the base, and the timing belt connects the driving wheel and the driven wheel. The timing belt is also connected to the slider.

3. The sample chamber opening mechanism of the fluorescence analyzer according to claim 2, characterized in that: A through-slot is formed on one side wall of the chute, and the driving wheel, driven wheel and synchronous belt are all disposed in the through-slot.

4. The sample chamber opening mechanism of the fluorescence analyzer according to claim 3, characterized in that: The power component is detachably connected to the base via a connecting block, which blocks the strip groove.

5. The sample chamber opening mechanism of the fluorescence analyzer according to claim 2, characterized in that: The groove wall at one end where the through hole is located on the chute has a semi-circular structure, and the end of the end cap also has a semi-circular structure.

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