CN215269990U - Laboratory mouse feeding unit, laboratory mouse feeding device and laboratory mouse workstation - Google Patents

Abstract

The application belongs to the technical field of laboratory mouse feeding, and provides a laboratory mouse feeding unit which comprises a cage body, wherein padding and a pad replacing mechanism for replacing the padding are arranged at the bottom of the cage body, the padding comprises an upper padding plate and a lower padding plate which are arranged up and down, and an upper opening and a lower opening which respectively correspond to the arrangement positions of the upper padding plate and the lower padding plate are arranged at the side part of the cage body; the pad replacing mechanism comprises a jacking assembly, a first limiting piece, a second limiting piece and a third limiting piece, wherein the first limiting piece, the second limiting piece and the third limiting piece are sequentially arranged in the cage body from top to bottom; the first limiting piece and the second limiting piece are arranged at an interval from top to bottom and limit the installation position of the upper-layer base plate; the third limiting part locks or unlocks the jacking assembly so as to push the lower-layer base plate to the mounting position. The application also provides a laboratory mouse feeding device and a laboratory mouse workstation which use the laboratory mouse feeding unit. The utility model provides a laboratory mouse raises device and trades the pad more convenient, reduces effectively and raises the direct contact of mouse excrement.

Description

Laboratory mouse feeding unit, laboratory mouse feeding device and laboratory mouse workstation

Technical Field

The application belongs to the technical field of laboratory mouse feeding, and particularly relates to a laboratory mouse feeding unit, a laboratory mouse feeding device and a laboratory mouse workstation.

Background

According to the survey, the mouse is the main experimental object of most researches and is also the main experimental animal in experimental teaching. In the domestic laboratory, mice for experiments are cultured specially, and a large amount of mice culture work and frequent cleaning of the growth environment of the mice bring great workload to experimenters. If the cleaning is not in place, the production and development of the mouse are not facilitated, and the experiment or teaching work is delayed; also, the spreading disease associated with the mouse can be generated, which seriously affects the environmental sanitation.

At present, a commonly used feeding squirrel cage in a domestic laboratory is mainly a plastic cage body, and a wire netting cover is arranged at the top of the plastic cage body. In order to ensure the healthy growth and development of the laboratory rats in the mouse cage, experimenters must regularly replace padding at the bottom of the mouse cage so as to clean rat-raising excrement gathered in the mouse cage. The padding needs to be cleaned when the padding is replaced every time, and replacement of the padding becomes difficult due to mixed deposition of mouse raising excrement such as urine, excrement and the like on the used padding; moreover, the excrement of the rat raising room can generate irritant gases such as ammonia gas and the like, so that the living environment of the rat is influenced, the trouble is caused to laboratory personnel, and even the precision instruments of a laboratory are damaged, so that the instrument parts of the rat raising room need to be replaced and maintained frequently. Therefore, the replacement structure of the padding on the squirrel cage is particularly important, the replacement is fast, the large change of the structure of the squirrel cage is avoided, the direct contact between hands and excrement is reduced, and troubles, sanitary diseases and other hazards to experimenters are avoided.

Therefore, the mouse cage pad changing mechanism in the prior art has a plurality of defects, and is a research problem of the current mouse feeding mechanism.

Disclosure of Invention

An object of the embodiment of this application is to provide a unit, device and laboratory mouse workstation are raised to laboratory mouse to solve prior art's squirrel cage and trade the technical problem who fills up difficulty and contact the excrement easily.

In order to achieve the purpose, the technical scheme adopted by the application is as follows: the experimental mouse feeding unit comprises a cage body, wherein padding and a pad replacing mechanism for replacing the padding are arranged at the bottom of the cage body, the padding comprises an upper padding plate and a lower padding plate which are arranged up and down, and an upper opening and a lower opening which respectively correspond to the arrangement positions of the upper padding plate and the lower padding plate are arranged at the side part of the cage body; the pad replacing mechanism comprises a jacking assembly, a first limiting piece, a second limiting piece and a third limiting piece, wherein the first limiting piece, the second limiting piece and the third limiting piece are sequentially arranged in the cage body from top to bottom; the first limiting piece and the second limiting piece are arranged at an interval from top to bottom and limit the installation position of the upper-layer base plate; the third limiting part blocks the lifting of the jacking assembly, or unlocks the jacking assembly to push the lower-layer base plate to the mounting position.

The first limiting part is used for limiting the upward moving height of the jacking assembly for jacking the lower base plate, and the first limiting part and the second limiting part are arranged at intervals up and down, so that the installation position of the upper base plate is limited. The second limiting part is used for supporting the upper-layer base plate from the bottom or supporting the lower-layer base plate which rises to the mounting position after pad replacement. The third limiting part is used for supporting the lower-layer base plate before the lower-layer base plate does not ascend to the installation position, and the third limiting part also plays a role in blocking and locking the jacking assembly. When the third limiting part stops the jacking assembly, the jacking assembly can push the lower cushion plate to the mounting position. The operator does not need to manually lift or move the padding, and the labor cost can be effectively saved. The pad changing efficiency can be improved, the direct contact between hands and padding can be reduced, the phenomenon that the hands are easy to contact with excrement of the rat is avoided, and the infection risk of germs is effectively reduced.

The structure of the second limiting part is improved, the second limiting part comprises a first limiting part, a first positioning shaft and a first elastic part, and the first positioning shaft and the first elastic part are respectively fixedly connected with the inner wall of the cage body and extend towards the interior of the cage body; the first limiting block is connected with the first elastic piece, sleeved on the first positioning shaft and capable of translating on the first positioning shaft; the end part of the first limiting block far away from the first positioning shaft is provided with a first guide surface for pushing the lower-layer base plate. Let lower floor's backing plate in the in-process that is pushed up the promotion and rises by jacking subassembly, the border of lower floor's backing plate touches with the first spigot surface top on the first stopper tip to make first stopper along with first locating shaft outwards translation. When the ascending position of the lower cushion plate is higher than the second limiting part, the first limiting part resets under the action of the first elastic part, and supports the lower cushion plate from the bottom of the lower cushion plate, so that the lower cushion plate can be automatically installed in place, and the installation efficiency is effectively improved.

The structure of the jacking assembly is improved, the jacking assembly comprises a top plate and a second elastic piece connected to the bottom of the top plate, a handle for resetting a hand of a person is arranged on the side of the top plate, and the handle extends out of the cage body. Wherein the second elastic member may preferably be a return spring, the second elastic member functioning to push the top plate to move upward. The top plate is abutted against the bottom of the lower-layer base plate and pushes the lower-layer base plate to move upwards under the action of the second elastic piece. The top plate is matched with the setting position of the third limiting piece, so that the edge of the top plate can be blocked by the third limiting piece, the second elastic piece is kept compressed, and the jacking assembly is locked; when the third limiting part releases the blocking of the top plate, the expansion force of the second elastic part drives the top plate to push the lower-layer base plate to move upwards, so that the lower-layer base plate is automatically installed to the installation position of the original upper-layer base plate and is automatically installed in place. The operator does not need to lift or move the lower cushion plate, and the direct contact between the hand and the padding is effectively reduced.

The structure of the third limiting part is improved, the third limiting part comprises a second limiting part, a second positioning shaft and a third elastic part, and the second positioning shaft and the third elastic part are respectively fixedly connected with the inner wall of the cage body and extend towards the interior of the cage body; the second limiting block is connected with the third elastic piece, sleeved on the second positioning shaft and capable of translating on the second positioning shaft; and a second guide surface for pushing the top plate is arranged on the end part of the second limiting block far away from the second positioning shaft. The roof to jacking subassembly resets the operation, is pushed down and when descending to initial position when jacking subassembly, and the border of roof touches with the second spigot surface top on the second stopper tip to make the second stopper along with the outside translation of second location axle. When the descending position of the top plate is lower than the third limiting part, the second limiting part resets under the action of the third elastic part, and the top plate is prevented from being driven by the second elastic part to ascend, so that the locking effect on the jacking assembly is effectively achieved.

Furthermore, the third limiting part further comprises a push-pull part operated by a human hand to release the blocking of the jacking assembly, and the push-pull part is connected with the second limiting part and extends out of the cage body. The push-pull piece is operated by hands to drive the second limiting block to move outwards, so that the blocking to the top plate is removed. The top plate is pushed by the second elastic piece to move downwards and upwards, the lower base plate is pushed to the installation position of the original upper base plate, the installation in place is automatically completed, and the direct contact of hands to the padding is effectively reduced.

The structure of the cage body is improved, the cage body is further provided with a screwing piece which is positioned on the upper layer opening and used for unlocking the upper layer base plate, and the screwing piece is buckled on the edge of the upper layer base plate. When the padding needs to be replaced, the screwing piece can be directly moved away, so that the problem of blocking the edge of the upper-layer padding plate is solved, the upper-layer padding plate can be easily taken out of the cage body, and cleaning or replacing operation is carried out.

The structure of the padding is improved, and the upper-layer padding plate and the lower-layer padding plate are respectively provided with a hand-pulling part for being pulled by a hand; and the side part of the cage body is also provided with a blocking plate positioned on the upper layer opening. In one aspect, the drawer can be preferably disposed at the side portions of the upper mat and the lower mat to correspond to the position of the upper opening or the lower opening of the cage. The padding can be easily taken out from the cage body by being in contact with the hand of the user only by the upper padding plate or the lower padding plate, and the user is effectively prevented from directly contacting the body part of the padding. On the other hand, the blocking plate additionally arranged on the lateral part of the cage body can block the mouse when the upper cushion plate is taken out of the cage body on the upper opening, so that the mouse is effectively prevented from escaping in the pad changing process.

The utility model also provides a laboratory mouse feeding device, which comprises a container, wherein a plurality of laboratory mouse feeding units are arranged in the container, the container is provided with an upper opening, and a cage body of each laboratory mouse feeding unit is respectively provided with a cage cover positioned at the upper opening; the bottom of the container is provided with a pulley. Wherein, this a plurality of laboratory mouse raising unit can prefer the overall arrangement setting that sets up side by side in the container, makes the structure in the container compacter, reduces the whole volume of device effectively, improves the inner space utilization of container. In addition, the bottom of the container is provided with the pulley, so that the whole device can increase the moving function, the experimental mouse feeding device can serve as a moving base, and the position transfer is convenient.

Furthermore, the container is also provided with a water supply pipe positioned above the upper opening, the water supply pipe comprises a main pipe and a plurality of branch pipes with the same number as the experimental mouse feeding units, and the plurality of branch pipes are respectively communicated with the main pipe and respectively extend to the cage bodies of the experimental mouse feeding units. Let the breeder only need add water on the trunk line, can automatic allocation to each experimental mouse raise the cage of unit on, need not to add water operation one by one cage, reduce the human cost effectively and improve and raise efficiency.

The utility model also provides a laboratory mouse workstation, including an operating table and the laboratory mouse feeding device, the operating table is detachably installed on the laboratory mouse feeding device, a plurality of supporting columns for supporting the operating table are arranged on the laboratory mouse feeding device, and the supporting columns are respectively connected with the bottom of the operating table; the operating table is provided with a water tank and a mounting rack for mounting operating tools. In practical application, the feeding and teaching experiments of the laboratory mice are generally carried out in different places, and the time and labor cost are wasted when the mice are moved to an experimental place. Therefore, the experimental mouse feeding device serves as a base, the detachable operating table is additionally arranged on the experimental mouse feeding device, the feeding device is combined with the operating table, experiment or teaching operation is facilitated, and time and labor cost for place transfer are effectively reduced. Set up the support column on the device is raised to the laboratory mouse to erect the operating table in the top that the device was raised to the laboratory mouse, and make operating space that has upper and lower interval between operating table and the device is raised to the laboratory mouse, make things convenient for the operator to raise the device from the laboratory mouse on, open the cage lid of the cage body and take out the mouse. In addition, a water tank and a mounting rack are arranged on the operating table, and lamp decorations or tools can be hung on the mounting rack so as to facilitate practical application of experiments or teaching.

The application provides a unit is raised to laboratory mouse, device and laboratory mouse workstation are raised to laboratory mouse's beneficial effect lies in: compared with the prior art, the laboratory mouse of this application is raised the device and is raised the unit by a plurality of laboratory mice and constitute, and this each laboratory mouse is raised the unit and all has the pad changing mechanism of quick replacement bedding and padding. In the pad changing process, the upper pad plate can be taken out through the upper opening of the cage body; then, remove stopping of jacking subassembly through the third locating part to make the jacking subassembly carry out the ejection to lower floor's backing plate, let lower floor's backing plate can rise automatically to the mounted position of original upper strata backing plate on, automatic installation targets in place, accomplishes the pad change operation fast. The utility model provides a change that has among experimental mouse raising unit fills up mechanism lets the operator need not the staff and lifts or move the operation to the bedding and padding, can enough use manpower sparingly the cost, improves and trades and fills up efficiency, can reduce the direct contact of staff and bedding and padding again, avoids the staff to contact the excrement of breeding the mouse easily, reduces the infection risk of germ effectively.

In addition, in order to save the position transfer cost of the ground of raising of laboratory mouse and experiment teaching operation ground, this laboratory mouse is raised the device and is combined with the operating table and form the laboratory mouse workstation, and the laboratory mouse is raised and is equipped with the pulley on the device, can regard as the mobile base to this operating table detachably installs on the laboratory mouse is raised the device, and convenient selectivity installs additional, improves the suitability that the device was raised to the laboratory mouse effectively.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.

Fig. 1 is a schematic perspective view of a first experimental mouse feeding device provided in an embodiment of the present application;

FIG. 2 is a schematic perspective view of a laboratory mouse feeding unit provided in the embodiments of the present application;

FIG. 3 is a schematic diagram of the internal structure of a laboratory mouse feeding unit provided in the embodiment of the present application;

FIG. 4 is a first schematic diagram illustrating a pad changing process of the rat feeding unit according to the embodiment of the present disclosure;

FIG. 5 is a second schematic diagram of a pad changing process of the rat feeding unit according to the embodiment of the present disclosure;

FIG. 6 is an enlarged view of a part of the structure of a laboratory mouse feeding unit provided in the embodiment of the present application;

fig. 7 is a schematic view illustrating a process of receiving a jacking assembly according to an embodiment of the present disclosure;

FIG. 8 is a schematic structural diagram of a push-pull member according to an embodiment of the present disclosure;

fig. 9 is a schematic diagram illustrating a state where the upper mat is drawn out according to the embodiment of the present application;

fig. 10 is a schematic perspective view of a second experimental rat raising apparatus provided in the embodiment of the present application;

fig. 11 is a schematic perspective view of a laboratory mouse workstation according to an embodiment of the present application.

Wherein, in the figures, the respective reference numerals:

100-a laboratory mouse feeding device; 101-a container; 102-an upper opening; 103-support column; 104-a pulley;

200-experimental mouse feeding unit;

300-operating table; 301-a water tank; 302-a mounting frame;

1-a cage body; 11-a cage cover; 12-upper layer opening; 13-lower layer opening; 14-a screw fastener; 15-a barrier plate;

20-hand drawing; 21-upper backing plate; 22-lower backing plate;

3-jacking the assembly; 31-a top plate; 311-a handle; 32-a second elastic member;

4-a first stop;

5-a second limiting member; 51-a first stopper; 511-a first guide surface; 52-a first positioning axis; 53-a first elastic member;

6-a third stop; 61-a second stopper; 611-a second guide surface; 62-a second positioning shaft; 63-a third elastic member;

7-a push-pull member; 71-a rack; 72-hand shaking; 73-a driving wheel; 74-driven pulley; 75-a transmission belt;

8-a water supply pipe; 81-main pipe; 82-branch pipe.

Detailed Description

In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.

It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, "a plurality" means two or more unless specifically limited otherwise.

Now, the experimental mouse breeding unit, the experimental mouse breeding device, and the experimental mouse workstation provided in the embodiment of the present application will be described. Referring to fig. 1, the experimental mouse feeding device 100 includes a container 101, a plurality of experimental mouse feeding units 200 are disposed in the container 101, and the respective experimental mouse feeding units 200 are preferably disposed side by side in the container 101. In this embodiment, the eight laboratory mouse raising units 200 are arranged side by side in the container 100, so that the compactness of the container can be effectively improved, and the internal space of the container 101 can be maximally utilized.

Referring to fig. 1 and 2, the laboratory mouse raising unit 200 includes a cage 1, a mat is disposed at the bottom of the cage 1, and a mat changing mechanism for changing the mat. The container 101 is provided with an upper opening 102, and each cage 1 is provided with a cage cover 11 positioned at the upper opening 102.

The padding comprises an upper padding plate 21 and a lower padding plate 22 which are arranged up and down, the side part of the cage body 1 is provided with an upper opening 12 and a lower opening 13, and the upper opening 12 corresponds to the arrangement position of the upper padding plate 21 so as to take the upper padding plate 21 out of the cage body 1. The lower opening 13 corresponds to the position where the lower mat 22 is disposed, so that the mat material as the lower mat 22 is inserted into the cage 1 through the lower opening 13 when the lower mat 22 is replaced. In practical applications, the upper opening 12 and the lower opening 13 penetrate the side of the container 101 and communicate with the outside of the container 101.

Referring to fig. 2 and 3, the pad-changing mechanism includes a jacking assembly 3, and a first limiting member 4, a second limiting member 5, and a third limiting member 6 sequentially disposed inside the cage 1 from top to bottom, wherein the jacking assembly 3 is disposed below the lower cushion plate 22.

The first limiting member 4 may preferably be a protrusion disposed on the inner wall of the cage 1 and extending inward to limit the upward moving height of the jacking assembly 3 for jacking the lower padding plate 22, and the first limiting member 4 and the second limiting member 5 are disposed at an interval from top to bottom to limit the installation position G of the upper padding plate 21.

The second limiting member 5 is used to support the upper cushion plate 21 from the bottom or support the lower cushion plate 22 which is lifted to the mounting position G after changing the cushion.

The third limiting member 6 is used to support the lower cushion plate 22 before the lower cushion plate 22 is not lifted to the installation position G, and the third limiting member 6 also plays a role in blocking and locking the jacking assembly 3. When the third limiting member 6 releases the blocking of the jacking assembly 3, the jacking assembly 3 can push the lower cushion plate 22 to the mounting position G.

The application provides a device is raised to laboratory mouse 100 compares with prior art, and the device is raised to laboratory mouse 100 of this application is raised the unit 200 by a plurality of laboratory mouse and is constituteed, and this each laboratory mouse is raised unit 200 and all has the pad changing mechanism of quick replacement bedding and padding. In the pad changing process, please refer to fig. 3, fig. 4 and fig. 5 (the arrow direction in fig. 5 is the upward moving direction of the jacking assembly 3), first, the upper pad 21 is taken out through the upper opening 12 of the cage 1, so that the mouse in the cage 1 directly falls onto the lower pad 22; then, the third limiting part 6 is operated to remove the blocking of the jacking assembly 3, so that the jacking assembly 3 pushes the lower cushion plate 22, the lower cushion plate 22 can automatically rise to the installation position G of the original upper cushion plate 21, the lower cushion plate is automatically installed in place, and the cushion replacing operation is rapidly completed.

The utility model provides a change that has among experimental mouse raising unit fills up mechanism lets the operator need not the staff and lifts or move the operation to the bedding and padding, can enough use manpower sparingly the cost, improves and trades and fills up efficiency, can reduce the direct contact of staff and bedding and padding again, avoids the staff to contact the excrement of breeding the mouse easily, reduces the infection risk of germ effectively.

Referring to fig. 2 and fig. 6, the second limiting member 5 includes a first limiting member 51, a first positioning shaft 52 and a first elastic member 53, wherein the first positioning shaft 52 and the first elastic member 53 are respectively fixedly connected to the inner wall of the cage 1 and extend toward the interior of the cage 1; the first limiting block 51 is connected with the first elastic piece 53, sleeved on the first positioning shaft 52 and capable of translating on the first positioning shaft 52; the first stopper 51 is provided with a first guide surface 511 for pushing the lower mat 22 at an end portion thereof away from the first positioning shaft 52. In the process of pushing and lifting the lower cushion plate 22 by the lifting assembly 3, the edge of the lower cushion plate 22 contacts with the first guide surface 511 at the end of the first limiting block 51, so that the first limiting block 51 moves outwards along with the first positioning shaft 52. When the ascending position of the lower cushion plate 22 is higher than the second limiting member 5, the first limiting member 51 is reset under the action of the first elastic member 53, and supports the lower cushion plate 22 from the bottom of the lower cushion plate 22, so that the lower cushion plate 22 can be automatically installed in place, and the installation efficiency is effectively improved.

Referring to fig. 2, 5 and 6, the jacking assembly 3 includes a top plate 31 and a second elastic member 32 connected to the bottom of the top plate 31, a handle 311 for returning the top plate 31 to the original position is disposed at a side of the top plate 31, and the handle 311 extends out of the cage 1. Wherein the second elastic member 32 may preferably be a return spring, which acts to push the top plate 31 to move upward. The top plate 31 abuts against the bottom of the lower mat 22 and pushes the lower mat 22 upward under the force of the second elastic member 32. The top plate 31 is matched with the setting position of the third limiting piece 6, so that the edge of the top plate 31 can be blocked by the third limiting piece 6, the second elastic piece 32 keeps compressing, and the jacking assembly 3 is locked; when the third limiting member 6 releases the blocking of the top plate 31, the expanding force of the second elastic member 32 drives the top plate 31 to push the lower cushion plate 22 to move upwards, so that the lower cushion plate 22 is automatically installed to the installation position G of the original upper cushion plate 21 and is automatically installed to the position. The operator does not need to lift or move the lower cushion plate 22, so that the direct contact between hands and the padding is effectively reduced, and the risk of infecting germs is avoided.

Referring to fig. 5, fig. 6 and fig. 7 (the arrow direction in fig. 7 is the moving direction of the jacking assembly 3 being pressed down and reset), the third limiting member 6 includes a second limiting member 61, a second positioning shaft 62 and a third elastic member 63, the second positioning shaft 62 and the third elastic member 63 are respectively fixedly connected with the inner wall of the cage 1 and extend towards the interior of the cage 1; the second limiting block 61 is connected with the third elastic piece 63, sleeved on the second positioning shaft 62 and capable of translating on the second positioning shaft 62; the second stopper 61 is provided with a second guide surface 611 for pushing the top plate 31 at an end portion away from the second positioning shaft 62. For the reset operation of the jacking assembly 3, the reset operation is specifically to press the top plate 31 to a position below the blocking height of the original third limiting member 6, so that the second elastic member 32 keeps a compressed state.

When the top plate 31 of the jacking assembly 3 is pressed down to the initial position (i.e. the above-mentioned locking state), the edge of the top plate 31 contacts with the second guide surface 611 at the end of the second stopper 61, so that the second stopper 61 is translated outwards along with the second positioning shaft 62. When the descending position of the top plate 31 is lower than the third limiting member 6, the second limiting member 61 is reset under the action of the third elastic member 63, and the top plate 31 is prevented from being driven by the second elastic member 32 to ascend, so as to effectively lock the jacking assembly 3.

Referring to fig. 5, 6 and 7, the third position-limiting member 6 further includes a push-pull member 7 for manual operation to release the blocking of the jacking assembly 3, and the push-pull member 7 is connected to the second position-limiting member 61 and extends out of the cage body 1. The push-pull member 7 is operated by a human hand to drive the second stopper 61 to translate outwards, so that the top plate 31 is released from being blocked. The top plate 31 moves up and down by pushing the second elastic element 32, and the lower cushion plate 22 is pushed to the mounting position G of the original upper cushion plate 21, so that the mounting is automatically completed, and the direct contact of hands to the cushion materials is effectively reduced.

Wherein, regarding the structure of the push-pull member 7, the push-pull member 7 can also be provided as a linkage mechanism cooperating with the gear set. Referring to fig. 8, the push-pull member 7 includes a rack 71, a hand crank 72, a driving wheel 73 and a driven wheel 74 with external teeth, and a transmission belt 75 is connected to the driving wheel 73 and the driven wheel 74. The driving wheel 73 is disposed on the hand crank 72, and is driven by the hand crank 72 to rotate, and drives the driven wheel 74 to rotate through the transmission belt 75. The rack 71 is fixedly connected to the second stopper 61 of the third stopper 6, and the rack 71 extends horizontally outward of the cage 1 and meshes with the external teeth of the driven gear 74. Therefore, an operator can drive the hand crank 72 to perform translation control on the second limiting block 61, so that the second limiting block 61 releases the blocking of the top plate 31, and the purpose of unlocking the jacking assembly 3 through the third limiting part 6 is achieved. Because the third locating part 6 still plays the effect of supporting lower floor's backing plate 22, perhaps by lower floor's backing plate 22 and the upper and lower centre gripping of the roof 31 of jacking subassembly 3, it has the difficulty to lead to directly carrying out the push-and-pull operation to third locating part 6 through push-and-pull piece 7, therefore in this embodiment, through adopting hand 72 and gear train complex link gear for the operation is more laborsaving, lets the operator can easily carry out the unblock operation to third locating part 6. It should be noted that the above is only another structure of the push-pull member 7 that can achieve the same purpose, and therefore, the push-pull member 7 may also be other similar structures that can achieve the same technical effect, and is not limited in detail here.

In another embodiment of the present application, the structure of the cage 1 is optimized, please refer to fig. 2 and fig. 9, the cage 1 further has a fastening member 14 located on the upper opening 12 and used for unlocking the upper mat 21, and the fastening member 14 is fastened to the edge of the upper mat 21. When the padding needs to be replaced, the screwing piece 14 can be directly removed to solve the problem of blocking the edge of the upper-layer padding plate 21, so that the upper-layer padding plate 21 can be easily taken out of the cage body 1 for cleaning or replacing operation.

For the structure of the padding, the upper padding plate 21 and the lower padding plate 22 in the padding can be of plate structures, and can also be of tray structures which are similar to drawers and have surrounding edges, so that the loading effect of the mouse-raising excrement is improved.

Referring to fig. 2, the upper pad 21 and the lower pad 22 are provided with a handle 20 for being pulled by a human hand. Preferably, the handle 20 can be disposed on the side of the upper pad 21 and the lower pad 22 to correspond to the position of the upper opening 12 or the lower opening 13 of the cage 1. The padding can be easily taken out from the cage body 1 by only touching the hand-drawing 20 of the upper padding plate 21 or the lower padding plate 22 by hands, and the hands are effectively prevented from directly touching the body part of the padding. In practical application, the body part of bedding and padding generally has the excrement of raising the mouse easily, reduces the body part of direct contact bedding and padding in the operation, is favorable to reducing the infection risk of germ.

In addition, in order to prevent the mouse from escaping from the upper opening 12 of the cage 1 when the mouse is taken out with the upper mat 21 during changing the mat. Therefore, referring to fig. 2 and 9, the side of the cage 1 is further provided with a blocking plate 15 located on the upper opening 12 to block the mouse, so as to effectively prevent the mouse from escaping during pad changing. As shown in fig. 9, if the mat is in the form of a drawer, an opening K is formed at the rear end of the mat so that the mouse can fall down onto the lower mat 22.

In another embodiment of the present application, the structure of the container 101 is optimized, and referring to fig. 10, a water supply pipe 8 is further provided on the container 101 above the upper opening 102, the water supply pipe 8 includes a main pipe 81 and a plurality of branch pipes 82 having the same number as the number of the laboratory mouse rearing units 200, and the plurality of branch pipes 82 are respectively communicated with the main pipe 81 and respectively extend to the cage 1 of each of the laboratory mouse rearing units 200. The water supply pipe 8 is preferably a pipe trough body with an upper water filling port, so that a breeder can automatically distribute water to the cage bodies 1 of the laboratory mouse breeding units 200 only by adding water to the main pipe 81 without adding water to the cage bodies 1 one by one, thereby effectively reducing the labor cost and improving the breeding efficiency.

In practical application, the feeding and the experiment teaching of laboratory mouse are generally in different places, in order to save the position transfer cost of the feeding place and the experiment teaching operation place of laboratory mouse, in another embodiment of this application, this application still provides a laboratory mouse workstation. Referring to fig. 11, the laboratory mouse workstation includes an operating table 300 and the laboratory mouse raising apparatus 100, the operating table 300 is detachably mounted on the laboratory mouse raising apparatus 100, a plurality of supporting columns 103 supporting the operating table 300 are provided on the laboratory mouse raising apparatus 100, and the plurality of supporting columns 103 are respectively connected to the bottom of the operating table 300. Let laboratory mouse raise device 100 as the base, add detachable operating table 300 on it for raise the device and combine with operating table 300, in order to conveniently carry out experiment or teaching operation, reduce the time and the human cost that the place shifts effectively. The support column 103 is arranged on the laboratory mouse feeding device 100 to set up the operating table 300 above the laboratory mouse feeding device 100, and an operating space is arranged between the operating table 300 and the laboratory mouse feeding device 100 at an interval from top to bottom, so that an operator can conveniently open the cage cover 11 of the cage body 1 from the laboratory mouse feeding device 100 to take out a mouse.

Referring to fig. 10 and 11, the container 101 of the rat feeding device 100 is provided with a pulley 104 at the bottom thereof, so that the rat feeding device 100 can be used as a movable base for facilitating the position transfer. This operating table 300 detachably installs on laboratory mouse raises device 100 to make things convenient for optionally to install additional, improve the suitability of laboratory mouse raises device 100 effectively.

In addition, referring to fig. 11, the operating table 300 is further provided with a water tank 301 and a mounting rack 302 for mounting surgical tools, and the mounting rack 302 can be hung with lights or tools for practical use of experiments or teaching. The water tank 301 may preferably be connected to a water supply to provide operating water for the operating table 300.

The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.

Claims (10)

1. A laboratory mouse raising unit is characterized in that: the packing cage comprises a cage body, wherein the bottom of the cage body is provided with packing and a packing replacement mechanism for replacing the packing, the packing comprises an upper cushion plate and a lower cushion plate which are arranged up and down, and the side part of the cage body is provided with an upper opening and a lower opening which respectively correspond to the arrangement positions of the upper cushion plate and the lower cushion plate; the pad replacing mechanism comprises a jacking assembly, a first limiting piece, a second limiting piece and a third limiting piece, wherein the first limiting piece, the second limiting piece and the third limiting piece are sequentially arranged in the cage body from top to bottom; the first limiting piece and the second limiting piece are arranged at an interval from top to bottom and limit the installation position of the upper-layer base plate; the third limiting part blocks the lifting of the jacking assembly, or unlocks the jacking assembly to push the lower-layer base plate to the mounting position.

2. The laboratory mouse feeding unit according to claim 1, wherein: the second limiting part comprises a first limiting part, a first positioning shaft and a first elastic part, and the first positioning shaft and the first elastic part are respectively fixedly connected with the inner wall of the cage body and extend towards the interior of the cage body; the first limiting block is connected with the first elastic piece, sleeved on the first positioning shaft and capable of translating on the first positioning shaft; the end part of the first limiting block far away from the first positioning shaft is provided with a first guide surface for pushing the lower-layer base plate.

3. The laboratory mouse feeding unit according to claim 1, wherein: the jacking assembly comprises a top plate and a second elastic piece connected to the bottom of the top plate, a handle for resetting a hand of a person is arranged on the side of the top plate, and the handle extends out of the cage body.

4. The laboratory mouse feeding unit according to claim 3, wherein: the third limiting part comprises a second limiting part, a second positioning shaft and a third elastic part, and the second positioning shaft and the third elastic part are respectively fixedly connected with the inner wall of the cage body and extend towards the interior of the cage body; the second limiting block is connected with the third elastic piece, sleeved on the second positioning shaft and capable of translating on the second positioning shaft; and a second guide surface for pushing the top plate is arranged on the end part of the second limiting block far away from the second positioning shaft.

5. The laboratory mouse feeding unit according to claim 4, wherein: the third limiting part further comprises a push-pull part operated by a human hand to release the blocking of the jacking assembly, and the push-pull part is connected with the second limiting part and extends out of the cage body.

6. The laboratory mouse feeding unit according to claim 1, wherein: the cage body still is equipped with and is located on the upper opening and be used for the unblock the spiral fastener of upper tie plate, spiral fastener lock joint in on the edge of upper tie plate.

7. The laboratory mouse feeding unit according to any one of claims 1 to 6, wherein: the upper-layer base plate and the lower-layer base plate are both provided with a hand puller for being pulled by a hand; and the side part of the cage body is also provided with a blocking plate positioned on the upper layer opening.

8. The utility model provides a device is raised to laboratory mouse which characterized in that: the experimental mouse breeding device comprises a container, wherein a plurality of experimental mouse breeding units as claimed in any one of claims 1 to 7 are arranged in the container, the container is provided with an upper opening, and a cage body of each experimental mouse breeding unit is provided with a cage cover positioned at the upper opening; the bottom of the container is provided with a pulley.

9. The laboratory mouse feeding device according to claim 8, wherein: the container is also provided with a water supply pipe positioned on the upper opening, the water supply pipe comprises a main pipe and a plurality of branch pipes with the same number as the experimental mouse feeding units, and the branch pipes are respectively communicated with the main pipe and respectively extend to the cage bodies of the experimental mouse feeding units.

10. A laboratory mouse workstation which characterized in that: the laboratory mouse feeding device comprises an operating table and the laboratory mouse feeding device as claimed in claim 8 or 9, wherein the operating table is detachably mounted on the laboratory mouse feeding device, a plurality of supporting columns for supporting the operating table are arranged on the laboratory mouse feeding device, and the plurality of supporting columns are respectively connected with the bottom of the operating table; the operating table is provided with a water tank and a mounting rack for mounting operating tools.

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