CN207918822U - A kind of storage facilities of culture medium - Google Patents

Abstract

The utility model discloses a kind of storage facilities of culture medium, including shell, several lower bracing frames are provided on shell, it is provided with upper support frame above lower bracing frame, upper support frame is provided with idler wheel, upper limit hole, is provided with lower limit hole in lower bracing frame, further includes spacer pin；Further include holding tray, several mounting holes are set on the holding tray, holding tray upper surface offers two rolling grooves, and idler wheel is located in rolling groove, and limit hole is additionally provided on holding tray；Further include several fixed mechanisms being located on limit holding tray, fixed mechanism includes fixed seat, and there are two mounting hole and the fixed pin to match with two mounting holes, mounting hole are equal with the diameter of mounting hole for setting in fixed seat；Sleeve is installed on the side of fixed seat, connecting rod, connecting rod one end connecting spring are provided in sleeve, the other end connects jointing plate.The utility model is improved with versatility, reasonably can utilize placement disk space and fixed mechanism can closely be bonded culture dish.

Description

A kind of storage facilities of culture medium

Technical field

The utility model is related to culture medium machinery equipment field, and in particular to a kind of storage facilities of culture medium.

Background technology

In recent years, make the material life of people more abundant the lasting research of cell.It is set used in research cell It is standby to be continued to introduce new also with scientific and technological development.

130 year have been had gone through since German biologist's Petri devises culture dish.Culture dish is as most Substantially, the laboratory equipment of most classical culture microorganism or cell, structure do not change substantially.Culture dish is according to it Making material is divided into plastic and glass two major classes, and it is thin to be mainly used for vegetable material, microculture, animal for wherein glass culture dish Born of the same parents' adhere-wall culture etc..

Just because of glass culture dish by glass manufacture, and such as culture dish storage cabinet design of general laboratory equipment is simple It is single so that culture dish is easy to happen damage in use, storage, transport process.For example, the storage cabinet of part culture dish is not set Count culture dish fixed mechanism so that culture dish is relatively fixed on the holding tray not in storage cabinet, and culture dish lacks protection, It can mutually be squeezed during storage and damage, tumble, culture dish can slide and damage in transport process.

In order to solve this problem, it is provided with culture dish on the holding tray of existing part culture dish storage cabinet and fixes machine Structure, but this culture dish fixed mechanism there are problems that：First, culture dish fixed mechanism is fixed on holding tray so that behaviour Make very inflexible, the position of fixed mechanism can not be adjusted according to the specific size of culture dish, it is clamped to be susceptible to culture dish Too tight or too loose situation, lasting stress may result in culture dish surface and crack when tension, transported when excessively loose It may slide in the process, meanwhile, it also can not rationally utilize the area of holding tray, storage capacity small；Secondly, fixed mechanism and culture dish The fitting on surface is problematic, fitting it is not firm so that fixed effect and it is bad and be easy to cause culture dish damage.

Utility model content

The purpose of this utility model is to provide a kind of storage facilities of culture medium, in the prior art can not basis with solution The position of the specific size adjustment culture dish fixed mechanism of culture dish, and fixed mechanism is bonded with culture dish surface and is not made closely At glass culture dish it is fragile, slide and can not rationally using place disc area, culture dish stocking mechanism poor universality is asked Topic.

The utility model is achieved through the following technical solutions：

A kind of storage facilities of culture medium, including shell, be provided on two opposite sides of the shell it is several under Supporting rack, the lower bracing frame on described two sides correspond, are provided with and are fixed on shell above the lower bracing frame Upper support frame is provided with idler wheel on the upper support frame lower surface, upper limit hole is provided on upper support frame, is set in lower bracing frame It is equipped with lower limit hole, further includes spacer pin, the upper end of the spacer pin is located above upper support frame, and spacer pin lower end passes through the upper limit Position hole and in the lower limit hole；Further include holding tray, several mounting holes are set on the holding tray, wherein adjacent two rows of installations Arbitrary three adjacent mounting holes in hole constitute three vertex of equilateral triangle, and holding tray upper surface offers two rollings Slot, the rolling groove run through two sides of holding tray, and idler wheel is located in rolling groove, and limit hole is additionally provided on holding tray；Also Include several fixed mechanisms on limit holding tray, the fixed mechanism includes fixed seat, is provided in the fixed seat Two mounting holes and the fixed pin to match with two mounting holes, the upper surface of the mounting hole connection fixed seat and following table Face, mounting hole are equal with the diameter of mounting hole；Sleeve is installed on the side of fixed seat, connecting rod is provided in the sleeve, Described connecting rod one end is connected with the spring positioned at sleeve inner, and the other end is connected with jointing plate.

It is fixed with several culture dish fixed mechanisms on the holding tray of traditional culture dish storage cabinet, causes user can not root The position of fixed mechanism is adjusted according to the specific size of culture dish, if for example, design spacing is to be suitble to the round training of a diameter of 100mm Ware is supported, when needing the culture dish of for example a diameter of 35mm of fixed other sizes, then can not form firm clamping, storage cabinet Poor universality needs different storage cabinet or holding tray for different culture dishes, increases laboratory research cost.Meanwhile The area that holding tray can not be reasonably utilized according to the specific requirements of user, causes space waste, reduces the storage of culture dish It deposits, transhipment amount.In addition, fixed mechanism causes fitting loosely with not close, the too tight or too loose fitting that is bonded on culture dish surface It leans on so that fixed effect is poor and be easy to cause culture dish damage.

To solve the above-mentioned problems, the utility model provides a kind of general culture dish storage cabinet, can be suitable for each The placement of the culture dish of kind size, and good fixing effect, space utilization are reasonable.

Specifically, culture dish storage cabinet provided by the utility model includes shell, two opposite sides of the shell On be provided with several lower bracing frames, lower bracing frame on two sides corresponds, and this point is same as the prior art, purpose It is that holding tray is enable flatly to be placed in two one-to-one lower bracing frames.It is provided with fixation above lower bracing frame Upper support frame on shell.Wherein, upper support frame, lower bracing frame can be removably attached on the side wall of shell, example It is such as connected through a screw thread, can also be non-removable to be for example welded on the side wall of shell.Preferably, the utility model uses The mode of threaded connection is arranged multiple screw holes, also there was only screw hole on upper support frame and lower bracing frame on the inner wall of the housing, Upper support frame and lower bracing frame are fixed on side wall by screw, thread connecting mode permission user is adjusted according to demand to prop up The position of support and lower bracing frame, operation are more flexible.For holding tray to be clamped between upper support frame and lower bracing frame.Upper support It is provided with idler wheel on frame lower surface, upper limit hole is provided on upper support frame, lower limit hole is provided in lower bracing frame.Work as placement When disk is located at operating position, idler wheel is located at holding tray upper surface in the rolling groove of both sides, upper limit hole, lower limit hole and puts The limit hole of disk is set to it, spacer pin is sequentially passed through into upper limit hole, limit hole, lower limit hole to realize holding tray upper later Fixation between supporting rack and lower bracing frame.Sliding friction between holding tray and upper support frame is become rolling by idler wheel and rolling groove Dynamic friction, to solve the case where holding tray blocks occur when upper support frame or holding tray locally get rusty, if pulling out possibility The problem of culture medium in culture dish can be caused to splash out, the design of rolling groove will not reduce holding tray load-bearing capacity, but mitigate The total weight of rolling groove, convenient for users to shifting holding tray.

Several mounting holes are provided on holding tray, mounting hole is for installing culture dish fixed mechanism.Mounting hole is in several rows Distribution, and arbitrary three adjacent mounting holes in adjacent two rows of mounting holes constitute three vertex of equilateral triangle.I.e. from two It arranges and selects three adjacent mounting holes in adjacent mounting hole, such as m rows and m+1 rows, such as n-th is selected from m rows A and (n+1)th mounting hole, then it is positive integer that n-th of mounting hole, m and n are selected in being arranged from m+1.Above three mounting hole Constitute three vertex of equilateral triangle.By above-mentioned setting, between the adjacent mounting hole of any two on holding tray away from From being equal, the installation in order to fixed mechanism and standardized designs.

Several two fixed mechanisms are installed, fixed mechanism includes fixed seat, by wearing two fixed pins on holding tray It crosses two mounting holes and fixed seat is fixed on holding tray by corresponding mounting hole, mounting hole is equal with the diameter of mounting hole. The same mounting hole of fixed pin, mounting hole fit system can be a variety of, such as be provided with internal thread in mounting hole, mounting hole, Gu External screw thread is provided in rationed marketing, the mode that three is connected through a screw thread combines.Preferably, the outer diameter of fixed pin is slightly less than mounting hole Internal diameter, limited block is arranged in the top of fixed pin, and limited block is located at the upper surface of fixed seat, and fixed pin is across mounting hole and is inserted into In mounting hole on holding tray so that fixed seat is relatively fixed on holding tray.The fit system is quick and easily operated, it is only necessary to Fixed pin is put into the fixation that fixed seat can be realized in mounting hole on holding tray.Sleeve is installed on the side of fixed seat, Mounting means can be that dismountable installation can also be non-removable installation.Work of the connecting rod being arranged in sleeve in spring It can move reciprocatingly in sleeve under firmly, connecting rod pushes jointing plate linearly to be moved towards or away from fixed seat. The binding face of jointing plate, i.e., the opposite side in the face that is connected with connecting rod with jointing plate, for being bonded culture dish.

In use, first turning on the door of shell, spacer pin is removed, holding tray skids off.It is used to that consolidating for culture dish be clamped later The quantity for determining mechanism is three, and the angle between the connecting rod of each adjacent two fixed mechanism is 120 °.According to be fixed The installation site of the size selection fixed mechanism of culture dish, i.e., selection for mechanism for installing mounting hole, pass through later by Fixed pin passes through mounting hole, mounting hole to be placed on holding tray to realize the installation of a fixed mechanism, then by culture dish, so After other two fixed mechanism is installed, under three fixed mechanisms respectively active force of spring, three pieces of jointing plates flexibly limit The movement of culture dish, meanwhile, spring becomes the rigid contact between traditional jointing plate and culture dish for Elastic Contact, avoids Active force between jointing plate and culture dish is excessive or too small.Even if producing faint movement, in three fixed mechanisms Under synergistic effect also can localized cell culture ware quickly, and the stress between culture dish and jointing plate obtains removal, greatly improved solid It is set for while avoiding culture dish in fixation procedure since stress is excessive or too small and damage.After the completion of placement, shell is opened The door of body, holding tray is placed in lower bracing frame, the idler wheel of upper support frame is aligned rolling groove, and push holding tray, when upper After limit hole, lower limit hole and limit hole alignment, upper limit hole, lower limit hole and limit hole is passed through to be placed to realize spacer pin Fixation of the disk between upper support frame and lower bracing frame, the door of closing of housing is to store culture dish later.

By above structure, user can adjust the position of fixed mechanism according to the demand of itself, improve holding tray Utilization rate, greatly improve the placement amount of culture dish on holding tray, while the culture dish size that holding tray can be stored no longer is Changeless, user can adjust the relative position of fixed mechanism to adapt to various sizes of culture dish according to demand, carry The versatility of high holding tray, storage cabinet, has saved cost；In addition, will not when shifting multiple culture dishes moving holding tray There is the case where culture dish disk staggered relatively substantially slides, culture dish will not slide from holding tray, effectively increase transfer effect Rate and safety；Moreover, the elastic force that spring provides can the disk staggered relatively movement of removal culture dish when jointing plate to training Support ware generate stress so that stress will not it is excessive will not be too small, under the synergistic effect of multiple fixed mechanisms, jointing plate was both Culture dish can be firmly fixed, culture dish will not be damaged.

Further, further include the snorkel being arranged on housing exterior walls, the snorkel connection enclosure interior and outside Space is provided with shut-off valve and pressure gauge on snorkel.In some cases, it is desirable to be passed through inert gas into storage cabinet with reality Completely cut off the environment of air in existing storage cabinet.A degree of vacuum, Zhi Houguan will first can be extracted into storage cabinet by snorkel Shut-off valve is closed, snorkel connects nitrogen cylinder, is then turned on shut-off valve, nitrogen is passed through into storage cabinet, pass through multiple substitution gas Operation is so that be full of nitrogen in storage cabinet.

Further, further include non-slip mat.In use, being first laid with and culture dish ruler on the position for need culture dish holding The very little non-slip mat to match, later again mechanism for installing culture dish to be fixed in non-slip mat.Non-slip mat can be further Prevent culture dish disk sliding staggered relatively.Preferably, some salient points or sucker structure can be set in non-slip mat.

Further, the number of sleeve is 2, and described two sleeves are removably mounted on two phases of fixed seat respectively Mutually on parallel side.As a preferred embodiment of the utility model, sleeve is removably mounted in fixed seat, installation side Formula can be that threaded connection can also be clamping, no longer superfluous herein since both detachable connections are the prior art It states.Pass through dismountable sleeve so that on two opposite sides of same fixed seat can with installation sleeve, connecting rod, Jointing plate, spring more utilize the purpose of holding tray surface area to realize so that the culture that can be stored on holding tray Ware is more, and operation is more flexible, has universal dissemination.

Further, the diameter of the mounting hole is gradually reduced along the direction of the upper surface of holding tray to lower surface, described The bottom of fixed pin matches with mounting hole.Sometimes, it will appear the case where getting rusty in mounting hole, cause fixed pin can not be very It is inserted into mounting hole well.In order to solve this problem, the diameter of mounting hole is set to variation, corresponding fixed pin Base diameter is also gradually reduced, it is therefore preferable to taper so that when fixed pin is inserted into mounting hole, can remove heap in mounting hole Long-pending iron rust or other substances.

Further, the connecting rod and jointing plate hinge connection.Pass through hinged mode between connecting rod and jointing plate Connection, is hingedly a kind of existing connection type, pin hole can be respectively provided in connecting rod and jointing plate, then pass through an axis pin It is hinged to realize across pin hole, allow jointing plate to generate a degree of rotation relative to connecting rod.Above-mentioned setting can be further Promoted jointing plate fitting ability, even if the mounting hole on holding tray because of situations such as manufacturing tolerance, get rusty and can not accurately exist 60 ° of position installation, it is secured, tight to provide that jointing plate can also be bonded the side of culture dish by certain angular deflection well Close fitting effect.

Further, there are two be bonded block for setting on the jointing plate.The setting of said mechanism enable binding face very It is contacted with the side wall of round culture dish well.Fitting block outstanding can provide in the arcuate flanks of culture dish similar to hook The effect of pawl, when using three fixed mechanisms, one shares 6 fixed points so that fixed mechanism can more firmly fix circle The side wall of shape culture dish.

Further, the fitting block on be provided with velcro, the velcro connects two fitting blocks.Velcro One binding face is fixed on by cohesive mode on two fitting blocks, another binding face is by being bonded on block with being bonded in Binding face in conjunction with and connect two pieces of fitting blocks, so that the contact area of velcro and the side wall of round culture dish is increased, reduce Pressure is simultaneously effective protected culture dish, is avoided not only so that jointing plate and cultivating and being bonded even closer between the wall of surface side Culture dish damages.

The utility model compared with prior art, has the following advantages and advantages：

1, the position that fixed mechanism can be adjusted according to the demand of itself, not only increases the utilization rate of holding tray, substantially The placement amount of culture dish on holding tray is improved, while the culture dish size that holding tray can be stored no longer is changeless, is made User can adjust the relative position of fixed mechanism to adapt to various sizes of culture dish according to demand, improve holding tray, storage The versatility for depositing cabinet, has saved cost；

2, the sliding friction between holding tray and upper support frame is become rolling friction by the design of rolling groove and idler wheel, with solution Certainly there is the case where holding tray blocks when upper support frame or holding tray locally get rusty, may result in culture dish if pulling out In culture medium splash out the problem of, holding tray load-bearing capacity will not be reduced by the design of rolling groove, but alleviate rolling groove Total weight, convenient for users to shift holding tray；

3, the elastic force that spring provides can removal culture dish disk staggered relatively movement when jointing plate culture dish is generated Stress so that stress will not it is excessive will not be too small, under the synergistic effect of multiple fixed mechanisms, jointing plate can either be securely Fixed culture dish, will not damage culture dish；

4, the design of snorkel can meet in some cases, it is desirable to be passed through inert gas into storage cabinet to realize storage The environment for completely cutting off air in cabinet is deposited, a degree of vacuum first will can be extracted by snorkel in storage cabinet, closes cut later Only valve, snorkel connect nitrogen cylinder, are then turned on shut-off valve, nitrogen is passed through into storage cabinet, operated by multiple substitution gas So that being full of nitrogen in storage cabinet, the versatility of culture dish storage cabinet is further increased.

Description of the drawings

Attached drawing described herein is used for providing further understanding the utility model embodiment, constitutes the one of the application Part does not constitute the restriction to the utility model embodiment.In the accompanying drawings：

Fig. 1 is the vertical view of the fixed mechanism in the utility model specific embodiment；

Fig. 2 is the vertical view of the holding tray of the utility model specific embodiment；

Fig. 3 is the structural schematic diagram of the utility model specific embodiment.

Label and corresponding parts title in attached drawing：

1- fixed seats, 2- sleeves, 3- connecting rods, 4- jointing plates, 5- mounting holes, 6- fitting blocks, 7- velcro, 8- springs, 9- holding trays, 10- rolling grooves, 11- fixed mechanisms, 12- limit holes, 13- mounting holes, 14- culture dishes, 15- non-slip mats, under 16- Supporting rack, 17- upper support frames, 18- idler wheels, 19- spacer pins, 20- shells.

Specific implementation mode

To make the purpose of this utility model, technical solution and advantage be more clearly understood, with reference to embodiment and attached drawing, The utility model is described in further detail, and the exemplary embodiment and its explanation of the utility model are only used for explaining this Utility model is not intended to limit the scope of the present invention.

Embodiment 1：

A kind of storage facilities of culture medium as shown in Figure 1 to Figure 3, including shell 20, two opposite sides of shell 20 Several lower bracing frames 16 are provided on face, the lower bracing frame 16 on two sides corresponds, and 16 top of lower bracing frame is provided with Upper support frame 17 on the housing 20 is fixed, idler wheel 18 is provided on 17 lower surface of upper support frame, is provided on upper support frame 17 Upper limit hole is provided with lower limit hole in lower bracing frame 16, further includes spacer pin 19, the upper end of spacer pin 19 is located at upper support frame 17 tops, 19 lower end of spacer pin pass through upper limit hole and in lower limit holes；Further include holding tray 9, if being arranged on holding tray 9 Dry mounting hole 13, wherein arbitrary three adjacent mounting holes 13 in adjacent two rows mounting hole constitute three tops of equilateral triangle Point, 9 upper surface of holding tray offer two rolling grooves 10, and rolling groove 10 runs through two sides of holding tray, and idler wheel 18 is located at rolling In dynamic slot 10, limit hole 12 is additionally provided on holding tray 9；Further include several fixed mechanisms 11 being located on limit holding tray 9, Gu It includes fixed seat 1 to determine mechanism 11, and there are two mounting hole 5 and the fixations to match with two mounting holes 5 for setting in fixed seat 1 Pin, mounting hole 5 are connected to the upper and lower surface of fixed seat 1, and mounting hole 5 is equal with the diameter of mounting hole 13；The side of fixed seat 1 Sleeve 2 is installed on face, connecting rod 3 is provided in the sleeve 2,3 one end of connecting rod is connected with the spring inside sleeve 2 8, the other end is connected with jointing plate 4；Further include the snorkel being arranged on 20 outer wall of shell, in the snorkel connection shell 20 Portion and exterior space are provided with shut-off valve and pressure gauge on snorkel；The number of sleeve 2 is 2, and described two sleeves 2 are distinguished It is removably mounted on two sides being mutually parallel of fixed seat 1；The diameter of mounting hole 13 along the upper surface of holding tray 9 extremely The direction of lower surface is gradually reduced, and bottom and the mounting hole of the fixed pin match；Connecting rod 3 and 4 hinge connection of jointing plate； There are two be bonded block 6 for setting on jointing plate 4；Velcro 7 is provided on the fitting block 6, velcro 7 connects two fitting blocks 6。

In use, first turning on the door of shell 20, spacer pin 19 is removed, holding tray 9 skids off.Use three fixed mechanisms 11 Culture dish 14 is clamped, and the angle between the connecting rod 3 of two neighboring fixed mechanism 11 is 120 °.According to culture to be fixed The installation site of the size selection fixed mechanism 11 of ware 14, i.e. mounting hole 13, Zhi Houtong of the selection for mechanism for installing 11 It crosses and fixed pin is passed through into mounting hole 5, mounting hole 13 to realize the installation of a fixed mechanism 11, then place non-slip mat 15, and will Culture dish 14 is placed in non-slip mat 15, then installs other two fixed mechanism 11, in three 11 respective springs 8 of fixed mechanism Active force under, three pieces of jointing plates 4 flexibly define the movement of culture dish 14, meanwhile, spring 8 by traditional jointing plate 4 with training Support the rigid contact between ware 14 become avoided for Elastic Contact active force between jointing plate 4 and culture dish 14 it is excessive or It is too small.Even if if producing faint movement under the synergistic effect of three fixed mechanisms 11 can localized cell culture ware 14 quickly, and Stress between culture dish 14 and jointing plate 4 obtains removal, and fixed function greatly improved while avoiding culture dish 14 solid It is damaged during fixed since stress is excessive or too small.After the completion of placement, the door of shell 20 is opened, holding tray 9 is placed on down On supporting rack 16, the idler wheel 18 of upper support frame 17 is aligned rolling groove 10, and push holding tray 9, when upper limit hole, lower limit hole After being aligned with limit hole 12, pass through upper limit hole, lower limit hole and limit hole 12 to realize holding tray 9 in upper support spacer pin Fixation between frame 17 and lower bracing frame 16, the door of closing of housing 20 is to store culture dish 14 later.

By above structure, user can adjust the position of fixed mechanism 11 according to the demand of itself, not only increase The utilization rate of holding tray 9 greatly improves the placement amount of culture dish 14 on holding tray 9, while the culture dish that holding tray 9 can be stored 14 sizes are no longer changeless, and user can adjust the relative position of fixed mechanism 11 to adapt to different rulers according to demand Very little culture dish 14, improves the versatility of storage cabinet, has saved cost.

Above-described specific implementation mode, to the purpose of this utility model, technical solution and advantageous effect carried out into One step is described in detail, it should be understood that the foregoing is merely specific embodiment of the present utility model, is not used to limit Determine the scope of protection of the utility model, within the spirit and principle of the utility model, any modification for being made equally is replaced It changes, improve, should be included within the scope of protection of this utility model.

Claims (8)

1. a kind of storage facilities of culture medium, including shell (20), it is provided on two opposite sides of the shell (20) Several lower bracing frames (16), the lower bracing frame (16) on described two sides correspond, which is characterized in that the lower bracing frame (16) top is provided with the upper support frame (17) being fixed on shell (20), and rolling is provided on upper support frame (17) lower surface It takes turns (18), is provided with upper limit hole on upper support frame (17), lower bracing frame is provided with lower limit hole on (16), further includes spacer pin (19), the upper end of the spacer pin (19) is located above upper support frame (17), and spacer pin (19) lower end passes through upper limit hole and position In lower limit hole；Further include holding tray (9), several mounting holes (13) are set on the holding tray (9), wherein adjacent two rows of peaces Fill three vertex that arbitrary three adjacent mounting holes (13) in hole (13) constitute equilateral triangle, holding tray (9) upper surface Two rolling grooves (10) are offered, the rolling groove (10) runs through two sides of holding tray, and idler wheel (18) is located at rolling groove (10) in, limit hole (12) is additionally provided on holding tray (9)；Further include several fixed mechanisms being located on limit holding tray (9) (11), the fixed mechanism (11) includes fixed seat (1), and setting is there are two mounting hole (5) and with two on the fixed seat (1) The fixed pin that a mounting hole (5) matches, the upper and lower surface of mounting hole (5) the connection fixed seat (1), mounting hole (5) equal with the diameter of mounting hole (13)；Sleeve (2) is installed on the side of fixed seat (1), is provided in the sleeve (2) Connecting rod (3), described connecting rod (3) one end are connected with positioned at the internal spring (8) of sleeve (2), and the other end is connected with jointing plate (4)。

2. a kind of storage facilities of culture medium according to claim 1, which is characterized in that further include being arranged in shell (20) Snorkel on outer wall, the snorkel are connected to shell (20) inside and outside space, shut-off valve and pressure are provided on snorkel Power table.

3. a kind of storage facilities of culture medium according to claim 1, which is characterized in that further include non-slip mat (15).

4. a kind of storage facilities of culture medium according to claim 1, which is characterized in that the number of sleeve (2) is 2, Described two sleeves (2) are removably mounted on respectively on two sides being mutually parallel of fixed seat (1).

5. a kind of storage facilities of culture medium according to claim 1, which is characterized in that the diameter of the mounting hole (13) Direction along upper surface to the lower surface of holding tray (9) is gradually reduced, and bottom and the mounting hole of the fixed pin match.

6. a kind of storage facilities of culture medium according to claim 1, which is characterized in that the connecting rod (3) be bonded Plate (4) hinge connection.

7. a kind of storage facilities of culture medium according to claim 1 or 6, which is characterized in that set on the jointing plate (4) Fitting block (6) there are two setting.

8. a kind of storage facilities of culture medium according to claim 7, which is characterized in that set on the fitting block (6) It is equipped with velcro (7), the velcro (7) connects two fitting blocks (6).