CN206510074U

CN206510074U - A kind of high school chemical experiment protective cover

Info

Publication number: CN206510074U
Application number: CN201720006672.2U
Authority: CN
Inventors: 高璐玮
Original assignee: Individual
Current assignee: Individual
Priority date: 2017-01-04
Filing date: 2017-01-04
Publication date: 2017-09-22
Anticipated expiration: 2027-01-04

Abstract

The utility model discloses a kind of high school chemical experiment protective cover, including base, wall is provided with the outside of the upper surface of the base, the outer surface of the wall is provided with annular gap, the bottom inner surface of the annular gap and upper surface are equipped with annular groove, the interior surface upper end of the wall is fixedly connected with support bar, the lower surface of the support bar is fixedly installed in the upper surface of base, the inside of the annular groove is rotatably connected to rotation wall by ring slider, interior hinged seat is provided with rear side of the outer surface upper end of the wall, the outer surface of the interior hinged seat is hinged with protective cover by outer hinged seat, added holes is provided with rear side of the upper surface of the protective cover, the upper surface of the added holes is threaded with seal cap.The high school chemical experiment protective cover can not only greatly improve the security of experiment by the rotation wall that can be rotated, but also can facilitate teacher's guided teaching, improve experiment speed.

Description

A kind of high school chemical experiment protective cover

Technical field

The utility model is related to protective cover technical field, specially a kind of high school chemical experiment protective cover.

Background technology

When carrying out chemical experiment, various strong acid, highly basic can be touched unavoidably and some are harmful Material, if without protecting well, these materials may be splashed in human body skin or eyes, in existing chemical experiment In, due to lacking corresponding protector, when adding reagent to containers such as beakers, because its reaction is violent, often it is corrosive molten Liquid, which is sputtered, to be come, and damage, especially high school student are caused to human body when carrying out chemical experiment, due to not known about to experimental procedure, Be easier to cause danger, and some chemical experiments need to carry out in the case where teacher instructs, this just protection has been covered with it is very high will Ask, and because in experiment, everyone custom is different, and fixed protective cover is not particularly suited for each student, this Potential safety hazard can be caused.

Utility model content

The purpose of this utility model is to provide a kind of high school chemical experiment protective cover, to solve to carry in above-mentioned background technology The problem of going out.

To achieve the above object, the utility model provides following technical scheme：A kind of high school chemical experiment protective cover, including Wall is provided with the outside of base, the upper surface of the base, the outer surface of the wall is provided with annular gap, the annular gap Bottom inner surface and upper surface are equipped with annular groove, and the interior surface upper end of the wall is fixedly connected with support bar, described The lower surface of support bar is fixedly installed in the upper surface of base, and the inside of the annular groove is rotatably connected to by ring slider Wall is rotated, the upper and lower surface of the rotation wall is installed with inner sealing pad, and the outer surface of the rotation wall is set There is hand hole, the inside of the hand hole, which is installed with front side of protective gloves, the outer surface upper end of the wall, is provided with neck, described Interior hinged seat is provided with rear side of the outer surface upper end of wall, the outer surface of the interior hinged seat is hinged with protection by outer hinged seat Cover, the lower surface of the protective cover is installed with outside sealing gasket, and the front-end surface of the protective cover is provided with buckle, the card Buckle is connected to the inside of neck, and the upper surface front end of the protective cover is provided with permeability cell, the upper surface center of the protective cover Provided with observation window, added holes is provided with rear side of the upper surface of the protective cover, the upper surface of the added holes is threaded with sealing Cap, the lower surface center of the seal cap is fixedly connected with connecting rod, and the lower surface of the connecting rod is fixedly connected with support, described The lower surface of support is fixedly connected with pallet.

It is preferred that, the support bar has three and is angularly distributed.

It is preferred that, the ring slider has two and positioned at the upper and lower surface for rotating wall.

It is preferred that, the protective gloves is located at the inside of wall.

It is preferred that, the protective gloves at least four and symmetrical.

Compared with prior art, the beneficial effects of the utility model are：The high school chemical experiment protective cover is by that can revolve The rotation wall turned, facilitates student's regulation experiment erect-position, but also by multiple protective gloves of installation teacher can be facilitated to carry out Guiding experiment, is effectively ensured security, but also can be isolated by the protective cover of clamping, while threaded connection is close Sealing cap, which can facilitate, adds medicament etc. in experimentation, can not only greatly improve the security of experiment, but also can facilitate Teacher's guided teaching, improves experiment speed.

Brief description of the drawings

Fig. 1 is overall structure diagram of the present utility model；

Fig. 2 is top view of the present utility model；

Fig. 3 is rotation wall schematic diagram of the present utility model；

Fig. 4 is seal cap schematic diagram of the present utility model.

In figure：1 base, 11 walls, 12 annular gap, 13 annular grooves, 14 support bars, 15 necks, hinged seat, 2 in 16 Rotation wall, 21 ring sliders, 22 inner sealing pads, 23 hand holes, 24 protective gloves, 3 protective covers, 31 outer hinged seats, 32 outsides are close Packing, 33 buckles, 34 permeability cells, 35 observation windows, 36 added holes, 4 seal caps, 41 connecting rods, 42 supports, 43 pallets.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is carried out Clearly and completely describe, it is clear that described embodiment is only a part of embodiment of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belongs to the scope of the utility model protection.

Fig. 1-4 are referred to, the utility model provides a kind of technical scheme：A kind of high school chemical experiment protective cover, including bottom Wall 11 is provided with the outside of seat 1, the upper surface of base 1, the outer surface of wall 11 is provided with annular gap 12, the inside of annular gap 12 Lower surface and upper surface are equipped with annular groove 13, and the interior surface upper end of wall 11 is fixedly connected with support bar 14, support bar 14 have three and are angularly distributed, and what is so connected is more firm, and will not occupy larger space, beneficial to entering for experiment OK, the lower surface of support bar 14 is fixedly installed in the upper surface of base 1, and the inside of annular groove 13 is rotated by ring slider 21 Rotation wall 2 is connected with, ring slider 21 there are two and positioned at the upper and lower surface for rotating wall 2, so can be in two faces Enterprising line slip, it is relatively more firm, but also can prevent from coming off, security is higher, and the upper and lower surface for rotating wall 2 is equal Inner sealing pad 22 is installed with, the outer surface for rotating wall 2 is provided with hand hole 23, and the inside of hand hole 23 is installed with protecting hand Set 24, protective gloves 24 is located at the inside of wall 11, convenient operation, can play good protective action, protective gloves 24 to Rare four and symmetrical, can so teacher be facilitated to be instructed, it is to avoid to cause danger, before the outer surface upper end of wall 11 Side is provided with rear side of neck 15, the outer surface upper end of wall 11 and is provided with interior hinged seat 16, and the outer surface of interior hinged seat 16 passes through outer hinge Joint chair 31 is hinged with protective cover 3, and the lower surface of protective cover 3 is installed with outside sealing gasket 32, and the front-end surface of protective cover 3 is set There is buckle 33, buckle 33 is connected in the inside of neck 15, and the upper surface front end of protective cover 3 is provided with permeability cell 34, can pass through pipe Road is connected on ventilation duct, extracts toxic gas out, it is ensured that security, and the upper surface center of protective cover 3 is provided with observation window 35, prevents Added holes 36 is provided with rear side of the upper surface of shield 3, the upper surface of added holes 36 is threaded with seal cap 4, the following table of seal cap 4 Face center is fixedly connected with connecting rod 41, and the lower surface of connecting rod 41 is fixedly connected with support 42, and the lower surface of support 42, which is fixed, to be connected It is connected to pallet 43.

The utility model is when being exactly to implement：When in use, base 1 is placed on experimental bench, then opens protective cover 3, experiment equipment and medicine can be put into the inside of wall 11, protective cover 3 is then closed, while buckle 33 is connected into neck It is convenient to fix inside 15, then permeability cell 34 is connected on ventilation duct by pipeline, experiment is so can be carried out, , can be by hand from hand hole 23 through protective gloves 24 is taken during operation, can be with rotary motion wall then according to everyone custom 2 adjust the position of hand hole 23, more convenient, when then running into experiment problem, teacher can also another direction hand hole Operation experiments in 23, it is to avoid student's mistake is tested and caused danger, meanwhile, when needing midway addition medicine in experimentation, Seal cap 4 can be opened, then medicine bottle is put on pallet 43, then inside is put into from added holes 36, in screwing hermetic Cap 4, has not only acted as good protective action, but also does not delay being smoothed out for experiment, use it is very convenient, and And it is relatively safer.

While there has been shown and described that embodiment of the present utility model, for the ordinary skill in the art, It is appreciated that these embodiments can be carried out in the case where not departing from principle of the present utility model and spirit a variety of changes, repaiies Change, replace and modification, scope of the present utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of high school chemical experiment protective cover, including base（1）, it is characterised in that：The base（1）Upper surface on the outside of set There is wall（11）, the wall（11）Outer surface be provided with annular gap（12）, the annular gap（12）Bottom inner surface Annular groove is equipped with upper surface（13）, the wall（11）Interior surface upper end be fixedly connected with support bar（14）, institute State support bar（14）Lower surface be fixedly installed in base（1）Upper surface, the annular groove（13）Inside pass through annular Sliding block（21）It is rotatably connected to rotation wall（2）, the rotation wall（2）Upper and lower surface be installed with inner sealing Pad（22）, the rotation wall（2）Outer surface be provided with hand hole（23）, the hand hole（23）Inside be installed with protective gloves （24）, the wall（11）Outer surface upper end on front side of be provided with neck（15）, the wall（11）Outer surface upper end on rear side of set There is interior hinged seat（16）, the interior hinged seat（16）Outer surface pass through outer hinged seat（31）It is hinged with protective cover（3）, it is described anti- Shield（3）Lower surface be installed with outside sealing gasket（32）, the protective cover（3）Front-end surface be provided with buckle（33）, The buckle（33）It is connected in neck（15）Inside, the protective cover（3）Upper surface front end be provided with permeability cell（34）, it is described Protective cover（3）Upper surface center be provided with observation window（35）, the protective cover（3）Upper surface on rear side of be provided with added holes （36）, the added holes（36）Upper surface be threaded with seal cap（4）, the seal cap（4）Lower surface center consolidate Surely it is connected with connecting rod（41）, the connecting rod（41）Lower surface be fixedly connected with support（42）, the support（42）Lower surface It is fixedly connected with pallet（43）.

2. a kind of high school chemical experiment protective cover according to claim 1, it is characterised in that：The support bar（14）Have three It is individual and be angularly distributed.

3. a kind of high school chemical experiment protective cover according to claim 1, it is characterised in that：The ring slider（21）Have Two and positioned at rotate wall（2）Upper and lower surface.

4. a kind of high school chemical experiment protective cover according to claim 1, it is characterised in that：The protective gloves（24）Position In wall（11）Inside.

5. a kind of high school chemical experiment protective cover according to claim 1, it is characterised in that：The protective gloves（24）Extremely Rare four and symmetrical.