CN220919260U - Biological safety cabinet - Google Patents

Abstract

The utility model discloses a biosafety cabinet, and relates to the technical field of biosafety cabinets. The lifting seat comprises a top plate and a bottom plate, the safety cabinet body is arranged on the upper surface of the top plate and fixedly connected with the top plate, and a plurality of groups of sliding grooves are formed in the bottom surface of the top plate and the upper surface of the bottom plate. According to the utility model, the top plate, the bottom plate, the mounting seat, the supporting rod, the linkage rod, the pulley, the sliding groove, the matching wheel, the mounting frame, the connecting rod and the hydraulic rod are arranged, the hydraulic rod is started, the connecting rod is driven to slide and rise in the mounting frame through the connecting rod, the top plate is slowly raised under the matching of all parts, the adjustment of the height of the safety cabinet body is realized, and the safety cabinet is convenient for a user to use; through setting up slide rail, fixed loop bar, cooperation frame and fluting, can realize moving up along with the bracing piece, drive the mounting bracket through the connecting rod and slide on the slide rail, drive the hydraulic stem simultaneously and slide in the fluting, guarantee the stability of lift.

Description

Biological safety cabinet

Technical Field

The utility model belongs to the technical field of biosafety cabinets, and particularly relates to a biosafety cabinet.

Background

The biosafety cabinet is designed to protect the operator himself, the laboratory environment and the laboratory materials from exposure to infectious aerosols and splashes which may occur during the above-mentioned operation, when handling infectious laboratory materials such as primary cultures, bacterial strains and diagnostic specimens.

When the safety cabinet is used, the height of the biosafety cabinet is required to be adjusted due to the difference of the height and the use habit of a user, so that the biosafety cabinet is convenient for the user to use. The height of the workbench of the existing biosafety cabinet is usually fixed, cannot be adjusted, and is inconvenient and troublesome in actual use and poor in applicability.

Disclosure of Invention

The utility model aims to provide a biosafety cabinet, which solves the problems that the height of a workbench of the existing biosafety cabinet is usually fixed and cannot be adjusted, and the biosafety cabinet is inconvenient and troublesome in actual use and has poor applicability.

In order to solve the technical problems, the utility model is realized by the following technical scheme:

The utility model relates to a biosafety cabinet, which comprises a safety cabinet body, lifting seats, a mounting frame and a hydraulic rod, wherein the lifting seats comprise a top plate and a bottom plate, the safety cabinet body is arranged on the upper surface of the top plate and is fixedly connected with the top plate, a plurality of groups of sliding grooves are formed in the bottom surface of the top plate and the upper surface of the bottom plate, two groups of mounting seats are respectively arranged on the opposite surfaces of the top plate and the bottom plate, support rods are respectively hinged in the two groups of mounting seats on the bottom plate, one end of each support rod is rotatably connected with a matching wheel, each matching wheel is arranged in a sliding groove in the bottom surface of the top plate and is in sliding fit with the corresponding sliding groove, a linkage rod is respectively hinged in the two groups of mounting seats on the top plate, the center position of each linkage rod is hinged with the center position of each support rod, one end of each linkage rod is rotatably connected with a pulley, and each pulley is arranged in the sliding groove in the upper surface of the bottom plate and is in sliding fit with the corresponding pulley.

The upper surface one side of bottom plate is provided with the slide rail, the bottom of mounting bracket sets up in the slide rail to rather than sliding fit, two sets of fixedly connected with connecting rod between the outside of bracing piece, the connecting rod sets up in the inside of mounting bracket, rather than sliding fit, the outside fixedly connected with connecting rod of connecting rod.

The bottom surface of bottom plate one side has seted up the fluting, the hydraulic stem sets up in the fluting to with its sliding fit, the grooved both sides all are provided with the cooperation frame, the outside fixedly connected with fixed loop bar of hydraulic stem, the both ends of fixed loop bar set up respectively in the cooperation frame of fluting both sides, and with its sliding fit.

One end of the connecting rod is fixedly connected with the hydraulic rod, and the hydraulic rod is arranged at the bottom side of the mounting frame.

The bottom surface of the bottom plate is provided with a plurality of struts; through setting up four groups of pillars, and the pillar is installed around the bottom surface of bottom plate, stability when guaranteeing the safety cabinet lift better.

The utility model has the following beneficial effects:

According to the utility model, the top plate, the bottom plate, the mounting seat, the supporting rods, the linkage rods, the pulleys, the sliding grooves, the matched wheels, the mounting frame, the connecting rods and the hydraulic rods are arranged, the hydraulic rods are started, the connecting rods are driven to slide and rise in the mounting frame through the connecting rods, and then the two groups of supporting rods are driven to move under the action of the matched wheels, and then the linkage rods are driven to do the same motion, so that the top plate slowly rises, the height of the safety cabinet body is adjusted, and the safety cabinet is convenient for a user to use; through setting up slide rail, fixed loop bar, cooperation frame and fluting, can realize moving up along with the bracing piece, drive the mounting bracket through the connecting rod and slide on the slide rail, drive the hydraulic stem simultaneously and slide in the fluting, guarantee the stability of lift.

Of course, it is not necessary for any one product to practice the utility model to achieve all of the advantages set forth above at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a biosafety cabinet;

FIG. 2 is a schematic view of a portion of a three-dimensional structure of a biosafety cabinet;

FIG. 3 is a bottom view of a biosafety cabinet structure;

fig. 4 is an enlarged view of area a in fig. 3.

In the drawings, the list of components represented by the various numbers is as follows:

1. A safety cabinet body; 2. a lifting seat; 201. a top plate; 202. a bottom plate; 203. a mounting base; 204. a support rod; 205. a linkage rod; 206. a pulley; 207. a chute; 208. a mating wheel; 209. a support post; 3. a mounting frame; 301. a slide rail; 302. a connecting rod; 303. a connecting rod; 4. a hydraulic rod; 41. fixing the loop bar; 42. a mating rack; 43. and (5) grooving.

Description of the embodiments

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements 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 utility model.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-4, the present utility model is a biosafety cabinet, including a safety cabinet body 1, a lifting seat 2, a mounting frame 3 and a hydraulic rod 4, wherein the lifting seat 2 includes a top plate 201 and a bottom plate 202, the safety cabinet body 1 is disposed on an upper surface of the top plate 201 and is fixedly connected with the top plate, a plurality of groups of sliding grooves 207 are respectively disposed on a bottom surface of the top plate 201 and an upper surface of the bottom plate 202, two groups of mounting seats 203 are respectively disposed on opposite sides of the top plate 201 and the bottom plate 202, supporting rods 204 are respectively hinged inside the two groups of mounting seats 203 on the bottom plate 202, one end of each supporting rod 204 is rotatably connected with a matching wheel 208, the matching wheel 208 is disposed in the sliding groove 207 on the bottom surface of the top plate 201 and is slidably matched with the same, a linkage rod 205 is respectively hinged inside the two groups of mounting seats 203 on the top plate 201, a central position of the linkage rod 205 is hinged with a central position of the supporting rod 204, one end of the linkage rod 205 is rotatably connected with a pulley 206, and the pulley 206 is disposed in the sliding groove 207 on the upper surface of the bottom plate 202 and is slidably matched with the same.

The upper surface one side of bottom plate 202 is provided with slide rail 301, and the bottom of mounting bracket 3 sets up in slide rail 301 to with its sliding fit, fixedly connected with connecting rod 303 between the outside of two sets of bracing pieces 204, connecting rod 303 sets up in the inside of mounting bracket 3, and with its sliding fit, the outside fixedly connected with connecting rod 302 of connecting rod 303.

The bottom surface of bottom plate 202 has seted up fluting 43 one side, and hydraulic rod 4 sets up in fluting 43 to with its sliding fit, the both sides of fluting 43 all are provided with cooperation frame 42, and the outside fixedly connected with fixed loop bar 41 of hydraulic rod 4, the both ends of fixed loop bar 41 set up respectively in the cooperation frame 42 of fluting 43 both sides, and with its sliding fit.

One end of the connecting rod 302 is fixedly connected with the hydraulic rod 4, and the hydraulic rod 4 is arranged at the bottom side of the mounting frame 3.

The bottom surface of the base plate 202 is provided with a plurality of struts 209; by arranging four groups of struts 209, and the struts 209 are arranged around the bottom surface of the bottom plate 202, the stability of the safety cabinet during lifting is better ensured.

The present embodiment is a method for using a biosafety cabinet as shown in fig. 1-4: when the height of the safety cabinet needs to be adjusted, the hydraulic rod 4 is started, the connecting rod 303 is driven to slide and ascend in the mounting frame 3 through the connecting rod 302, then the two groups of support rods 204 are driven to move under the action of the matching wheels 208, the linkage rod 205 is driven to do the same motion immediately, the mounting frame 3 is driven to slide on the sliding rail 301 through the connecting rod 303 along with the upward movement of the support rods 204, and meanwhile the hydraulic rod 4 is driven to slide in the groove 43, so that the top plate 201 slowly ascends, the height of the safety cabinet body 1 is adjusted, and the use of a user is facilitated.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims (5)

1. The utility model provides a biological safety cabinet, includes safety cabinet body (1), lifting seat (2), mounting bracket (3) and hydraulic stem (4), its characterized in that: lifting seat (2) are including roof (201) and bottom plate (202), safety cabinet body (1) set up in the upper surface of roof (201) to rather than fixed connection, multiunit spout (207) have all been seted up to the upper surface of bottom surface and bottom plate (202) on roof (201), two sets of mount pad (203) are all installed to the opposite one side of roof (201) and bottom plate (202), two sets of mount pad (203) inside articulates on bottom plate (202) have bracing piece (204), the one end rotation of bracing piece (204) is connected with cooperation wheel (208), cooperation wheel (208) set up in spout (207) of roof (201) bottom surface to rather than sliding fit, two sets of mount pad (203) inside articulated on roof (201) have gangbar (205), the central point of gangbar (205) puts and the central point of bracing piece (204) puts and articulates, the one end rotation of gangbar (205) is connected with pulley (206), pulley (206) set up in spout (207) on bottom plate (202) and with sliding fit.

2. The biosafety cabinet according to claim 1, characterized in that a slide rail (301) is provided on one side of the upper surface of the bottom plate (202), the bottom of the mounting frame (3) is disposed in the slide rail (301) and is in sliding fit with the slide rail, a connecting rod (303) is fixedly connected between the outer sides of the two groups of support rods (204), the connecting rod (303) is disposed in the mounting frame (3) and is in sliding fit with the mounting frame, and a connecting rod (302) is fixedly connected to the outer sides of the connecting rod (303).

3. The biosafety cabinet according to claim 2, characterized in that a slot (43) is formed in one side of the bottom surface of the bottom plate (202), the hydraulic rod (4) is arranged in the slot (43) and is in sliding fit with the slot, the two sides of the slot (43) are provided with a matching frame (42), the outer side of the hydraulic rod (4) is fixedly connected with a fixed sleeve rod (41), and two ends of the fixed sleeve rod (41) are respectively arranged in the matching frames (42) on the two sides of the slot (43) and are in sliding fit with the same.

4. A biosafety cabinet according to claim 3, characterized in that one end of the connecting rod (302) is fixedly connected with the hydraulic rod (4), and the hydraulic rod (4) is arranged at the bottom side of the mounting frame (3).

5. A biosafety cabinet according to claim 1, characterized in that the bottom surface of the base plate (202) is fitted with a number of posts (209).