Ultraviolet radiation box for biological experiment

Abstract

The ultraviolet irradiation box comprises a box body, a base, a support and a height adjusting support, the bottom of the box body is open, an operation opening is formed in the bottom of one side face of the box body, an ultraviolet lamp is installed on the inner wall of the top side of the box body, and the base is matched with the opening in the bottom of the box body to be used for containing objects to be irradiated. The support is used for installing the box body so that the box body can be in a suspended state. The height adjusting support is used for adjusting the height of the base so that the base can be located at the needed position in the box body. The irradiation device at least has the beneficial effects that the height of the base is adjusted through the height adjusting bracket, so that the irradiation dose received by the cells to be irradiated is the required dose; the device is simple in structure, easy to move and convenient to operate in the biosafety cabinet, reduces the risk of cross contamination of cells, and is also convenient to operate; the inner wall of the box body is made of a light absorption material, and the outer wall of the box body is black, so that leakage of ultraviolet rays is effectively prevented, and the use safety of operators is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the field of cell ultraviolet irradiation, especially to a biological experiment ultraviolet irradiation box. BACKGROUND

[0002] In the biological experiment process, ultraviolet rays are often used to irradiate cells, for example, XC cell plaque test is developed for direct detection of murine retrovirus, its principle is that a certain amount of ultraviolet rays is used to irradiate the detection cells for amplifying viruses, and then the XC cells are directly covered on the irradiated detection cells, and then the syncytia is formed to reflect the presence of retrovirus in the detection cells; again, a certain irradiation dose of ultraviolet rays is used to irradiate the cells, induce the change of cell growth factor, or cause damage to the cells, study the mechanism of ultraviolet rays on different cells, or use the damaged cells as carriers to study the effectiveness of in vitro diagnostic reagents, drugs and the like.

[0003] However, the current market ultraviolet irradiation equipment is high in cost and inconvenient to use, and cannot guarantee the required ultraviolet irradiation intensity received by the cells to be irradiated and the safety of the operators. UTILITY MODEL CONTENT

[0004] The utility model solves the technical problem to provide a biological experiment ultraviolet irradiation box, which can realize that the cells to be irradiated receive the required irradiation dose, is convenient to use, high in safety, and low in cost.

[0005] To solve the above technical problems, the biological experiment ultraviolet irradiation box provided by the utility model comprises:

[0006] The box body is open at the bottom, and an operating port is formed at the bottom of one side surface, and an ultraviolet lamp is installed on the inner side of the top wall of the box body;

[0007] The box body is installed on the support, and the bottom of the box body is suspended;

[0008] The base is matched with the open bottom of the box body, and the base is used to place the object to be irradiated;

[0009] The height adjusting support is used to adjust the height of the base so that the base is located at the required position of the box body.

[0010] As an optional solution of the biological experiment ultraviolet irradiation box, the box body and the base are both cuboids.

[0011] As an optional solution of the biological experiment ultraviolet irradiation box, the width of the operating port is equal to the width of the box body, and the height of the operating port is 1 / 5-1 / 3 of the height of the box body.

[0012] As an alternative solution of the ultraviolet irradiation box for biological experiments, the ultraviolet lamp comprises a lamp tube and a mounting seat, and the lamp tube is detachably mounted on the mounting seat.

[0013] As an alternative solution of the ultraviolet irradiation box for biological experiments, the mounting seat is detachably mounted on the inner side of the top wall of the box body.

[0014] As an alternative solution of the ultraviolet irradiation box for biological experiments, the base plate and the object table are connected through a telescopic support, and the base plate is arranged on the object table.

[0015] As an alternative solution of the ultraviolet irradiation box for biological experiments, the telescopic support adjusts the height through a lead screw.

[0016] As an alternative solution of the ultraviolet irradiation box for biological experiments, the support comprises a base and a support rod, the support rod is provided with a positioning rod, and the box body is mounted on the positioning rod.

[0017] As an alternative solution of the ultraviolet irradiation box for biological experiments, the top wall of the box body is provided with a handle, the handle is connected with the positioning rod to realize the position fixation or adjustment of the box body.

[0018] The positioning rod is mounted on the support rod through a knob.

[0019] As an alternative solution of the ultraviolet irradiation box for biological experiments, the inner wall of the box body is made of light-absorbing material, and the outer wall of the box body is black.

[0020] The beneficial effects of the ultraviolet irradiation box for biological experiments at least include: the height of the base is adjusted through the height-adjusting support, so that the irradiation dose received by the cells to be irradiated is the required dose; the box body is easy to move, convenient to operate in the biological safety cabinet, reduces the risk of cell cross contamination, and is also convenient to operate; the inner wall of the box body is made of light-absorbing material, and the outer wall is black, which effectively prevents the leakage of ultraviolet rays and ensures the safety of the operator. BRIEF DESCRIPTION OF DRAWINGS

[0021] In order to more clearly illustrate the technical scheme of the present application, the following briefly introduces the drawings needed to be used in the present application. Obviously, the drawings described in the following are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creating laborious work.

[0022] Figure 1 is a structural schematic view of an embodiment of the ultraviolet irradiation box for biological experiments of the present application;

[0023] Figure 2 is a bottom view of the box body of an embodiment of the ultraviolet irradiation box for biological experiments of the present application;

[0024] In the figure, 1-box; 11-operating port; 12-UV lamp; 13-handle; 121-tube; 122-mounting seat; 2-base; 3-bracket; 31-positioning rod; 32-knob; 33-base; 34-strut; 4-height adjustment bracket; 41-bottom plate; 42-object table; 43-telescopic frame; 431-screw rod. DETAILED DESCRIPTION

[0025] The technical solutions in the present application will be described clearly and completely below with reference to the drawings. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0026] Reference Figure 1 , shows a kind of biological experiment with ultraviolet irradiation box of the utility model, comprising:

[0027] Box, its bottom is open, and the bottom of one side is provided with operating port, and the inside of its top wall is equipped with UV lamp;

[0028] Base, it is matched with the open place of the bottom of the box, the base is used to place the irradiation object;

[0029] Bracket, the box is installed in the bracket, and the bottom of the box is suspended;

[0030] Height adjustment bracket, the base is placed in the height adjustment bracket, and the height adjustment bracket is used to adjust the height of the base so that the base is located at the required position of the box.

[0031] The utility model discloses, the bottom of box is open for the convenience of installation or adjusting the height of base, the bottom of one side surface is provided with operation mouth, namely the height of the bottom edge of this side surface at operation mouth position is higher than other side surfaces, mainly convenient for ultraviolet intensity tester test box interior ultraviolet intensity, and convenient for marking the position of required ultraviolet intensity in the box, the base is used for placing the irradiation material (generally is the six hole plate of irradiation cell), and it is placed in the box and accepts ultraviolet irradiation, the base is matched with the bottom of the box and is open, namely the base can completely shield the bottom of the box and prevent ultraviolet leakage, for example when the box is cuboid, the length and width size of base equal the length and width of the box, the support is for the box to be suspended in the air, so as to match with the base, and the support can be iron stand for example, the height adjusting support is for adjusting the height of base, when the base is adjusted to separate state with the box, it is convenient for measuring ultraviolet light intensity, marking target position and placing the irradiation material.

[0032] In a specific embodiment, the box and the base are cuboid. Preferably, the width of the operation mouth is equal to the width of the box; and the height of the operation mouth is 1 / 5-1 / 3 of the height of the box. In this specific embodiment, the width of the operation mouth is large, which is convenient for measuring the intensity of ultraviolet light in the box and marking in the box; the height of the operation mouth is designed according to the intensity of ultraviolet light required in biological experiments. The required intensity should not be lower than the upper edge of the operation mouth, otherwise the ultraviolet light will leak from the operation mouth. If the height is too low, the measurement and marking operations will be inconvenient. Therefore, the height of the operation mouth is preferably 1 / 5-1 / 3 of the height of the box.

[0033] In a specific embodiment, the ultraviolet lamp comprises a lamp tube and a mounting seat, and the lamp tube is detachably mounted on the mounting seat. Preferably, the mounting seat is detachably mounted on the inner side of the top wall of the box. In this specific embodiment, the lamp tube and the mounting seat are commercially available. More preferably, the lamp cover of the lamp tube reflects the ultraviolet light as parallel light so that the irradiation material receives equal dose irradiation. The mounting seat is preferably detachably mounted on the inner side of the top of the box, such as by adhesion. More preferably, the ultraviolet lamp is rechargeable, which can be remotely controlled to turn on and off, reducing the number of openings of the box. However, it is not intended to be limited in this way. The ultraviolet lamp can also be a conventional power supply connected type. A sealing ring is added to the opening of the box and the power line to prevent ultraviolet light from leaking out. It should be noted that, in order to make the ultraviolet light more uniform, reference can be made to the following patent application: CN201420339593.8. Figure 2A plurality of sets of ultraviolet lamps can be installed.

[0034] In one embodiment, the height-adjustable support comprises a base plate and a stage, the base plate is connected with the stage through a telescopic support, and the base is placed on the stage; preferably, the telescopic support adjusts height through a screw rod.

[0035] In this embodiment, the base plate functions as a weight, the telescopic support functions as a height adjuster, and the stage functions as a place for the irradiation object; the telescopic support can be an “X”-shaped telescopic support, which adjusts the height by adjusting its width, and the width adjustment can be achieved by a screw rod, the top end of which is rotatably connected (e.g., hinged) to one end of the telescopic support in the width direction, and the bottom end is threadedly connected to the other end in the width direction; the screw rod is usually horizontally arranged, and rotating the screw rod adjusts the width of the telescopic support through the thread cooperation, thereby adjusting the height of the telescopic support.

[0036] In one embodiment, the support has a positioning rod, the box is mounted on the positioning rod, and the positioning rod is mounted on the support through a knob; preferably, the top wall of the box is provided with a handle, and the handle is connected with the positioning rod to fix or adjust the position of the box.

[0037] In this embodiment, the support can be an iron stand, which comprises a base and a support rod, the base functions as a weight and stabilizer, and the support rod is used to fix the positioning rod; the box is mounted on the positioning rod, and thus mounted on the support; the positioning rod is mounted on the support rod at a target position (the position is adjustable) through a knob, so that the box is suspended, and the base can place the irradiation object at a target position in the box through the hollow position at the bottom of the box (the position is determined according to the intensity of the required ultraviolet light). Preferably, the top of the box has a handle, and the positioning rod is connected with the handle to connect the box with the support; without wishing to be bound by this, any connection method of the box and the positioning rod in the prior art can be applied to the present utility model.

[0038] In one embodiment, the inner wall of the box is made of light-absorbing material. Preferably, the outer wall of the box is black. In this embodiment, the inner wall of the box is made of light-absorbing material, and the outer wall is black, which can further prevent the leakage of ultraviolet light; the light-absorbing material can be a high-molecular film added with ultraviolet absorber, which is attached to the inner surface of the box.

[0039] The use method of the ultraviolet irradiation box for biological experiments provided by the utility model is for example: the support is placed on the counter of the biological safety operation cabinet, the height adjusting support is placed on the base of the support (if the base is not large enough, the height adjusting support can also be directly placed on the counter of the biological safety operation cabinet and located near the base of the support), then the box body is assembled on the support rod of the support through the connection of the handle and the positioning rod, the box body is ensured to be located directly above the height adjusting support, at this time, the box body is ensured to be separated from the base and keep enough operation space, the ultraviolet lamp is turned on, after a period of time (for example, 5 minutes) and the irradiation intensity is stable, the ultraviolet intensity inside the box body is tested by using the ultraviolet intensity tester, the position of the required intensity is found out and marked, after the marking is finished, the irradiation object is placed on the object table of the height adjusting support, the height of the telescopic support is gradually increased to the marked position by rotating the lead screw (manual or motor can be used), at this time, the base also shields the bottom of the box body, after the irradiation is finished, the ultraviolet lamp is turned off, the base is separated from the box body by adjusting the height of the telescopic support through the lead screw, the irradiation object is taken out and subsequent processing is carried out. The ultraviolet irradiation box for biological experiments provided by the utility model can be adjusted in size according to the experimental requirements, and the experimental efficiency is improved.

[0040] The above only describes the preferred embodiments of the utility model and is not used to limit the utility model, any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model should be included in the protection scope of the utility model.

Claims

1. A biological experimental ultraviolet irradiation chamber, characterized in that, include: The enclosure has an open bottom and an operating port on the bottom of one side, and an ultraviolet lamp is installed on the inner side of its top wall. A base that matches the bottom opening of the housing, the base being used to place the object to be irradiated; A bracket is provided, and the housing is mounted on the bracket with its bottom suspended in the air. A height-adjustable bracket is provided, wherein the base is placed on the height-adjustable bracket, and the height-adjustable bracket is used to adjust the height of the base so that the base is located at the desired position of the housing.

2. The ultraviolet irradiation chamber for biological experiments as described in claim 1, characterized in that, Both the housing and the base are rectangular parallelepipeds.

3. The ultraviolet irradiation chamber for biological experiments as described in claim 1, characterized in that, The width of the operating port is equal to the width of the box body; the height of the operating port is 1 / 5 to 1 / 3 of the height of the box body.

4. The ultraviolet irradiation chamber for biological experiments as described in claim 1, characterized in that, The ultraviolet lamp includes a lamp tube and a mounting base, wherein the lamp tube is detachably mounted on the mounting base.

5. The ultraviolet irradiation chamber for biological experiments as described in claim 4, characterized in that, The mounting base can be detachably installed on the inner side of the top wall of the housing.

6. The ultraviolet irradiation chamber for biological experiments as described in claim 1, characterized in that, The height-adjustable bracket includes a base plate and a platform. The base plate and the platform are connected by a telescopic frame, and the base is placed on the platform.

7. The ultraviolet irradiation chamber for biological experiments as described in claim 6, characterized in that, The height of the telescopic frame is adjusted by a lead screw.

8. The ultraviolet irradiation chamber for biological experiments as described in claim 1, characterized in that, The bracket includes a base and a support rod, the support rod is equipped with a positioning rod, and the housing is mounted on the positioning rod.

9. The ultraviolet irradiation chamber for biological experiments as described in claim 8, characterized in that, The top wall of the box is provided with a handle, which is connected to the positioning rod to fix or adjust the position of the box. The positioning rod is mounted on the support rod via a knob.

10. The ultraviolet irradiation chamber for biological experiments as described in claim 1, characterized in that, The inner wall of the box is made of light-absorbing material; The outer wall of the box is black.

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