CN111114992A - English teaching aid carrying device - Google Patents

English teaching aid carrying device Download PDF

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Publication number
CN111114992A
CN111114992A CN202010038381.8A CN202010038381A CN111114992A CN 111114992 A CN111114992 A CN 111114992A CN 202010038381 A CN202010038381 A CN 202010038381A CN 111114992 A CN111114992 A CN 111114992A
Authority
CN
China
Prior art keywords
device body
teaching aid
seat
english teaching
lid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202010038381.8A
Other languages
Chinese (zh)
Inventor
吴雨霏
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tangshan Normal University
Original Assignee
Tangshan Normal University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Tangshan Normal University filed Critical Tangshan Normal University
Priority to CN202010038381.8A priority Critical patent/CN111114992A/en
Publication of CN111114992A publication Critical patent/CN111114992A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00Lids or covers for rigid or semi-rigid containers
    • B65D43/14Non-removable lids or covers
    • B65D43/16Non-removable lids or covers hinged for upward or downward movement
    • B65D43/163Non-removable lids or covers hinged for upward or downward movement the container and the lid being made separately
    • B65D43/164Non-removable lids or covers hinged for upward or downward movement the container and the lid being made separately and connected by interfitting hinge elements integrally with the container and the lid formed respectively
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02Internal fittings
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02Internal fittings
    • B65D25/04Partitions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D25/00Details of other kinds or types of rigid or semi-rigid containers
    • B65D25/02Internal fittings
    • B65D25/10Devices to locate articles in containers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65DCONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D55/00Accessories for container closures not otherwise provided for
    • B65D55/02Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Purses, Travelling Bags, Baskets, Or Suitcases (AREA)

Abstract

The invention discloses an English teaching aid carrying device which comprises a device body, a cover body and a first hinge seat, wherein the edge of the upper end of the device body is hinged with the edge of the cover body through the first hinge seat, a box locking mechanism is arranged in the middle of the joint of the device body and one end of the cover body, which is far away from the first hinge seat, a net bag is arranged at one end of the inner side surface of the cover body, a buckling mechanism is arranged at one end, which is far away from the net bag, of the inner side surface of the cover body, a carrying mechanism is arranged in the middle of the outer side surface of the cover body, and concave clamping seats are fixedly connected to the side wall of one end, which is close to the first hinge seat, of the device body and the side wall. The clamping mechanism is arranged in the device body to fix the placed clamp, so that the teaching aid is prevented from being damaged due to shaking in the device body, meanwhile, a net bag can contain smaller teaching aids, the teaching aids are prevented from being scattered and inconvenient to take, and the clamping mechanism is used for fixing book teaching aids.

Description

English teaching aid carrying device
Technical Field
The invention belongs to the technical field of teaching aid carrying, and particularly relates to an English teaching aid carrying device.
Background
The teaching aid refers to a model, a real object, a specimen, an instrument, a chart, a slide show and the like for explaining something, and comprises teaching equipment, a teaching instrument, practical training equipment, education equipment, experimental equipment, a teaching specimen, a teaching model and the like.
Along with the continuous development of science and technology, education and teaching is also improving at continuous, the teaching mode that traditional chalk was write is replaced by multimedia teaching mode gradually, however the teaching aid that the demand was used is more and more among the multimedia english teaching, the urgent need suitable carrying device, however traditional teaching aid carrying device is because lack the function of step up when the splendid attire teaching aid, can lead to some electron teaching aids to rock in the teaching aid device and the phenomenon of damage, we release an english teaching aid carrying device for this reason.
Disclosure of Invention
The invention aims to: in order to solve the problem that the teaching aid rocked in the teaching aid device when carrying, an English teaching aid carrying device is provided.
The technical scheme adopted by the invention is as follows:
an English teaching aid carrying device comprises a device body, a cover body and a first hinged seat, wherein the upper end edge of the device body is hinged with the edge of the cover body through the first hinged seat, a box locking mechanism is arranged in the middle of the joint of the device body and the cover body, which is far away from one end of the first hinged seat, a net bag is arranged at one end of the inner side surface of the cover body, a buckling mechanism is arranged at one end of the inner side surface of the cover body, which is far away from the net bag, a carrying mechanism is arranged in the middle of the outer side surface of the cover body, concave clamping seats are fixedly connected to the side wall of the device body, which is close to one end of the first hinged seat, and the side wall of one end of the device body, which is far away from one end of the first hinged seat, the concave clamping seats are arranged in the vertical direction, a partition plate is inserted between the two concave clamping seats, clamp, make the teaching aid avoid rocking and damaging in the device body, simultaneously by string bag can some less teaching aids of splendid attire, prevent to scatter inconveniently to take.
Wherein, anchor clamps mechanism includes electric telescopic handle, splint and spout, electric telescopic handle fixed connection be in on the lateral wall of device body, electric telescopic handle keeps away from the one end fixed connection splint of device body, the spout sets up on the interior diapire of device body, the lower extreme of splint stretches into in the spout, and with sliding connection between the spout is convenient for step up the teaching aid.
Wherein, splint with be equipped with photoelectric sensing mechanism between the baffle, photoelectric sensing mechanism includes transmitter and receiver, the transmitter is installed the both sides wall lower extreme of baffle, the receiver is installed splint are close to the lower extreme of baffle one side, when the teaching aid is put into the device originally internally, photoelectric sensing mechanism senses the teaching aid to promote splint by electric telescopic handle and step up the teaching aid.
Wherein, splint are close to one side bonding of baffle has the splint pad, prevents that splint from pressing from both sides bad teaching aid by hard.
Wherein, buckle mechanism includes elasticity card, connecting seat and fixed screw, the connecting seat passes through fixed screw connects on the inside wall of lid, elasticity card fixed connection is in the connecting seat is close to one side of string bag for books class teaching aid is fixed.
The lock box mechanism comprises a lock head, a lock protrusion, a lock seat and a lock hole, the lock seat is fixedly connected to the device body and is far away from the side wall of one end of the first hinged seat, the lock hole is formed in the middle of the upper end face of the lock seat, the lock head is fixedly connected to the edge of one end of the first hinged seat, the lock head is connected with the lock protrusion matched with the lock hole, and the device body is convenient to close.
The portable carrying mechanism comprises a second hinged seat, a handle and a handle sleeve, the second hinged seat is fixedly connected to the outer side face of the cover body, the two ends of the handle are connected to the second hinged seat, the handle sleeve is sleeved on the middle of the handle, the portable device body is convenient to carry, and meanwhile the handle sleeve plays a role in skid resistance.
The device comprises a device body and is characterized in that a control box is arranged on the outer side wall of one end of the device body, a control chip is arranged in the control box, and the control chip is electrically connected with an electric telescopic rod and a photoelectric sensing mechanism respectively.
In summary, due to the adoption of the technical scheme, the invention has the beneficial effects that:
1. according to the invention, the clamp mechanism is arranged in the device body to fix the placed clamp, so that the teaching aid is prevented from being damaged due to shaking in the device body, meanwhile, a net bag can be used for containing small teaching aids, the teaching aids are prevented from being scattered and inconvenient to take, and the buckle mechanism is used for fixing book teaching aids.
2. According to the invention, the control box realizes the function of automatically tightening the teaching aid by controlling the electric telescopic rod and the photoelectric sensing mechanism.
Drawings
Figure 1 is a schematic structure diagram of english teaching aid carrying device.
Figure 2 is a structural schematic of device body among english teaching aid carrying device.
Fig. 3 is a schematic view of a top view structure of a cover body in an english teaching aid carrying device.
Fig. 4 is a structural schematic that overlooks of device body among english teaching aid carrying device.
In the figure: 1. a device body; 2. a first hinge mount; 3. a cover body; 4. a net bag; 5. a box locking mechanism; 51. a lock head; 52. locking the convex; 53. a lock seat; 54. a lock hole; 6. a buckle mechanism; 61. an elastic card; 62. fixing screws; 63. a connecting seat; 7. a clamp mechanism; 71. an electric telescopic rod; 72. a chute; 73. a splint; (ii) a 8. A partition plate; 9. a concave card holder; 10. a groove; 11. a photoelectric sensing mechanism; 111. a receiver; 112. a transmitter; 12. a carrying mechanism; 121. a handle cover; 122. a second hinge mount; 123. a handle; 13. a splint pad; 14. a control box; 141. and a control chip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further 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 invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but 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 construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-4, an english teaching aid carrying device comprises a device body 1, a cover body 3 and a first hinge seat 2, wherein the upper end edge of the device body 1 is hinged with the edge of the cover body 3 through the first hinge seat 2, a lock box mechanism 5 is arranged in the middle of the joint of one end of the device body 1 and one end of the cover body 3 away from the first hinge seat 2, a net bag 4 is arranged at one end of the inner side of the cover body 3, a buckle mechanism 6 is arranged at one end of the inner side of the cover body 3 away from the net bag 4, a carrying mechanism 12 is arranged in the middle of the outer side of the cover body 3, concave clamping seats 9 are fixedly connected to the side wall of one end of the device body 1 close to the first hinge seat 2 and the side wall of one end of the device body away from the first hinge seat 2, the concave clamping seats 9 are arranged in the vertical direction, a partition plate 8 is inserted between the two concave clamping seats 9, clamping mechanisms 7 are arranged on, the teaching aid is prevented from shaking in the device body 1 to be damaged, and meanwhile, the net bag 4 can contain a plurality of smaller teaching aids to prevent the teaching aids from scattering and being inconvenient to take; the clamp mechanism 7 comprises an electric telescopic rod 71, a clamping plate 73 and a sliding groove 72, the electric telescopic rod 71 is fixedly connected to the side wall of the device body 1, one end, far away from the device body 1, of the electric telescopic rod 71 is fixedly connected with the clamping plate 73, the sliding groove 72 is formed in the inner bottom wall of the device body 1, and the lower end of the clamping plate 73 extends into the sliding groove 72 and is in sliding connection with the sliding groove 72, so that the teaching aid can be clamped conveniently; a photoelectric sensing mechanism 11 is arranged between the clamping plate 73 and the partition plate 8, the photoelectric sensing mechanism 11 comprises an emitter 112 and a receiver 111, the emitter 112 is installed at the lower ends of the two side walls of the partition plate 8, the receiver 111 is installed at the lower end of one side, close to the partition plate 8, of the clamping plate 73, when a teaching aid is placed in the device body 1, the photoelectric sensing mechanism 11 senses the teaching aid, and the electric telescopic rod 71 pushes the clamping plate 73 to tighten the teaching aid; the clamping plate pad 13 is bonded on one side of the clamping plate 73 close to the partition plate 8, so that the teaching aid is prevented from being damaged by too hard clamping of the clamping plate 73; the fastening mechanism 6 comprises an elastic clamping piece 61, a connecting seat 63 and a fixing screw 62, the connecting seat 63 is connected to the inner side wall of the cover body 3 through the fixing screw 62, and the elastic clamping piece 61 is fixedly connected to one side, close to the net bag 4, of the connecting seat 63 and used for fixing a book teaching aid; the lock box mechanism 5 comprises a lock head 51, a lock protrusion 52, a lock seat 53 and a lock hole 54, the lock seat 53 is fixedly connected to the side wall of one end of the device body 1, which is far away from the first hinge seat 2, the lock hole 54 is arranged in the middle of the upper end face of the lock seat 53, the lock head 51 is fixedly connected to the edge of one end of the cover body 3, which is far away from the first hinge seat 2, and the lock head 51 is connected with the lock protrusion 52 matched with the lock hole 54, so that the device body 1 can be; the carrying mechanism 12 comprises a second hinged seat 122, a handle 123 and a handle sleeve 121, the second hinged seat 122 is fixedly connected to the outer side surface of the cover body 3, two ends of the handle 123 are connected to the second hinged seat 122, the handle sleeve 121 is sleeved in the middle of the handle 123, the carrying device body 1 is convenient, and meanwhile, the handle 123 sleeve 121 plays a role in skid resistance; the outer side wall of one end of the device body 1 is provided with a control box 14, a control chip 141 is arranged in the control box 14, and the control chip 141 is electrically connected with the electric telescopic rod 71 and the photoelectric sensing mechanism 11 respectively.
The working principle of the invention is as follows: according to the invention, the clamp mechanism 7 is arranged in the device body 1 to fix the placed clamp, so that the teaching aid is prevented from being damaged due to shaking in the device body 1, meanwhile, a net bag 4 can be used for containing some smaller teaching aids to prevent the teaching aids from being scattered and inconvenient to take, and the buckle mechanism 6 is used for fixing the book teaching aid; the control box 14 realizes the function of automatically tightening the teaching aid by controlling the electric telescopic rod 71 and the photoelectric sensing mechanism 11.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.

Claims (8)

1. The utility model provides an english teaching aid carrying device, includes device body (1), lid (3) and first articulated seat (2), the upper end edge of device body (1) with the edge of lid (3) passes through first articulated seat (2) are articulated, device body (1) with lid (3) are kept away from be equipped with lock box mechanism (5) in the middle of the junction of the one end of first articulated seat (2), the medial surface one end of lid (3) is equipped with string bag (4), the medial surface of lid (3) is kept away from the one end of string bag (4) is equipped with buckle mechanism (6), be equipped with in the middle of the lateral surface of lid (3) and take and carry mechanism (12), its characterized in that: the device is characterized in that the inside of the device body (1) is close to the side wall of one end of the first hinged seat (2) and far away from the side wall of one end of the first hinged seat (2), the concave clamping seats (9) are fixedly connected with the side wall of one end of the first hinged seat (2), the concave clamping seats (9) are arranged in the vertical direction, two partition plates (8) are inserted between the concave clamping seats (9), and clamp mechanisms (7) are arranged on two inner sides of the device body (1).
2. The english teaching aid carrying device of claim 1, characterized in that: anchor clamps mechanism (7) include electric telescopic handle (71), splint (73) and spout (72), electric telescopic handle (71) fixed connection be in on the lateral wall of device body (1), electric telescopic handle (71) are kept away from one end fixed connection splint (73) of device body (1), spout (72) set up on the interior diapire of device body (1), the lower extreme of splint (73) stretches into in spout (72), and with sliding connection between spout (72).
3. The english teaching aid carrying device of claim 1, characterized in that: splint (73) with be equipped with photoelectric sensing mechanism (11) between baffle (8), photoelectric sensing mechanism (11) are including transmitter (112) and receiver (111), transmitter (112) are installed the both sides wall lower extreme of baffle (8), receiver (111) are installed splint (73) are close to the lower extreme of baffle (8) one side.
4. The english teaching aid carrying device of claim 1, characterized in that: and a clamping plate pad (13) is bonded on one side of the clamping plate (73) close to the partition plate (8).
5. The english teaching aid carrying device of claim 1, characterized in that: buckle mechanism (6) include elasticity card (61), connecting seat (63) and set screw (62), connecting seat (63) pass through set screw (62) are connected on the inside wall of lid (3), elasticity card (61) fixed connection be in connecting seat (63) are close to one side of string bag (4).
6. The english teaching aid carrying device of claim 1, characterized in that: lock box mechanism (5) are including tapered end (51), lock protruding (52), lock seat (53) and lockhole (54), lock seat (53) fixed connection be in device body (1) is kept away from on the first articulated seat (2) one end lateral wall, be equipped with lockhole (54) in the middle of the up end of lock seat (53), tapered end (51) fixed connection be in lid (3) are kept away from the edge of first articulated seat (2) one end, tapered end (51) go up connect with lockhole (54) matched with lock protruding (52).
7. An english teaching aid carrying device of claim 1, wherein: the carrying mechanism (12) comprises a second hinged seat (122), a handle (123) and a handle sleeve (121), the second hinged seat (122) is fixedly connected to the outer side face of the cover body (3), two ends of the handle (123) are connected to the second hinged seat (122), and the handle sleeve (121) is sleeved in the middle of the handle (123).
8. The english teaching aid carrying device of claim 1, characterized in that: the device is characterized in that a control box (14) is arranged on the outer side wall of one end of the device body (1), a control chip (141) is arranged in the control box (14), and the control chip (141) is electrically connected with the electric telescopic rod (71) and the photoelectric induction mechanism (11) respectively.
CN202010038381.8A 2020-01-14 2020-01-14 English teaching aid carrying device Pending CN111114992A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010038381.8A CN111114992A (en) 2020-01-14 2020-01-14 English teaching aid carrying device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010038381.8A CN111114992A (en) 2020-01-14 2020-01-14 English teaching aid carrying device

Publications (1)

Publication Number Publication Date
CN111114992A true CN111114992A (en) 2020-05-08

Family

ID=70490517

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202010038381.8A Pending CN111114992A (en) 2020-01-14 2020-01-14 English teaching aid carrying device

Country Status (1)

Country Link
CN (1) CN111114992A (en)

Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2620499Y (en) * 2003-04-25 2004-06-16 屈炎 Multifunctional teaching tool box
CN203302524U (en) * 2013-06-21 2013-11-27 王平 Tool box for computer teaching
CN205293470U (en) * 2015-11-23 2016-06-08 天津嘉泰丰塑料编织有限公司 Foam heat insulating packaging case
CN205337996U (en) * 2016-02-04 2016-06-29 威海职业学院 English classroom is with study package
CN205410123U (en) * 2016-03-30 2016-08-03 江西工程学院 Apparatus suitable for foreign language teaching
CN205410121U (en) * 2016-03-26 2016-08-03 秦曼 English teaching is with portable teaching aid case
CN205813825U (en) * 2016-07-14 2016-12-21 张汝雅 A kind of Portable teaching apparatus
CN206079428U (en) * 2016-09-26 2017-04-12 渤海大学 English teaching is with teaching box
CN206342077U (en) * 2017-01-06 2017-07-21 朱悦涵 A kind of high school mathematicses apparatus holder
CN206634441U (en) * 2017-02-16 2017-11-14 北京博奥晶典生物技术有限公司 A kind of biomolecule rapid detection box
CN207618208U (en) * 2017-11-20 2018-07-17 安徽学帮教育咨询有限公司 A kind of Portable teaching apparatus storage box
CN208947849U (en) * 2018-10-22 2019-06-07 勐腊田野橡胶销售有限责任公司 A kind of new type rubber pallet
CN209473899U (en) * 2018-09-29 2019-10-11 朱莉丽 A kind of storage collating unit of classroom instruction apparatus

Patent Citations (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2620499Y (en) * 2003-04-25 2004-06-16 屈炎 Multifunctional teaching tool box
CN203302524U (en) * 2013-06-21 2013-11-27 王平 Tool box for computer teaching
CN205293470U (en) * 2015-11-23 2016-06-08 天津嘉泰丰塑料编织有限公司 Foam heat insulating packaging case
CN205337996U (en) * 2016-02-04 2016-06-29 威海职业学院 English classroom is with study package
CN205410121U (en) * 2016-03-26 2016-08-03 秦曼 English teaching is with portable teaching aid case
CN205410123U (en) * 2016-03-30 2016-08-03 江西工程学院 Apparatus suitable for foreign language teaching
CN205813825U (en) * 2016-07-14 2016-12-21 张汝雅 A kind of Portable teaching apparatus
CN206079428U (en) * 2016-09-26 2017-04-12 渤海大学 English teaching is with teaching box
CN206342077U (en) * 2017-01-06 2017-07-21 朱悦涵 A kind of high school mathematicses apparatus holder
CN206634441U (en) * 2017-02-16 2017-11-14 北京博奥晶典生物技术有限公司 A kind of biomolecule rapid detection box
CN207618208U (en) * 2017-11-20 2018-07-17 安徽学帮教育咨询有限公司 A kind of Portable teaching apparatus storage box
CN209473899U (en) * 2018-09-29 2019-10-11 朱莉丽 A kind of storage collating unit of classroom instruction apparatus
CN208947849U (en) * 2018-10-22 2019-06-07 勐腊田野橡胶销售有限责任公司 A kind of new type rubber pallet

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Application publication date: 20200508