CN203825872U - Demonstration box - Google Patents

Abstract

The utility model discloses a demonstration box, comprising a frame body and a bearing part , a top part, at least an operation panel and at least one transparent observation panel which are positioned on the frame body; the top part is provided with a plurality of ventilation holes; two mechanical arms are positioned in the operation panel and two control rods are correspondingly positioned on the outside of the operation panel, wherein the control rods are used for controlling the mechanical arms; a plurality of first transverse slide rails are fixed on the bearing bottom; each first transverse slide rail is provided with a first longitudinal slide rail by fixing which is perpendicular to the first transverse slide rail; each first longitudinal slide rail is provided with a plurality of first fixing positions; at least one operation layer is positioned on the frame body and the operation layer comprises two second transverse slide rails which are parallel to each other, and a second longitudinal slide rail the two ends of which are fixed on one of the second transverse slide rails, wherein the longitudinal slide rail is perpendicular to any of the second transverse slide rails; and the second longitudinal slide rail is provided with second fixing positions.

Description

A kind of demonstration box

Technical field

The utility model relates to teaching, in particular, and a kind of demonstration box.

Background technology

The experiment of existing school science and teaching thereof, especially middle and primary schools' scientific experiment teaching, top priority is to focus on safety, so those skilled in the art have proposed kinds of schemes, comprises the following patented technology.

For example, CN203204883U discloses a kind of PLC teaching aid box, belong to automated teaching equipment, comprise casing, casing is provided with to be controlled and display panel, is provided with PLC module in casing, in described casing, be provided with the Switching Power Supply that power supply is provided for teaching aid box, described PLC module connecting valve power supply, described control is connected described PLC module with display panel, and described PLC module connects host computer with communication module.The utility model is not only simple and practical, but also can be according to loader, and control model has multiple variation, can recognize the various application of PLC, and professor is about the various knowledge of PLC, and cost is lower, easy to operate.

And for example, CN2147613Y discloses a kind of experimental box of chemistry teaching demonstration use, and it is to consist of casing, demonstrator and special-purpose bottle clip.Can in advance the required instrument of experiment be fixed on the position of the demonstrator regulation in experimental box with special-purpose bottle folder before the class, while so not only saving classroom instruction, lecture experiment standard is clear, improve the quality of teaching, and safety easy to carry.

And for example, CN2250805Y discloses a kind of test box for chemical teaching of middle school, it comprises upper cover, lower cover, upper cover is enclosed within lower cover, in the axle insertion lower cover two lid limit axis holes of its upper cover by two ends, upper and lower covers is integrated, in upper cover, stationary arrangement has dividing plate, between two dividing plates, be fixed with bulkhead bracket, in bulkhead bracket, there is frame hole, frame hole interpolation is placed with reagent bottle, glass apparatus, in lower cover, there is the groove of putting experimental apparatus, simple in structure, easy to use, it is vertical that tripod both can support upper cover, can be used as handle again, by experimental apparatus, medicine device is deposited in order, be spaced from each other, avoid collision mutually to cause the danger that breakage or reagent bottle overturning cause corrosion to scald or explode.

And for example, CN202838776U discloses a kind of Middle School Physics class demonstration box, a kind of electricity of middle school physical demonstrator specifically, it comprises substrate and is embedded in reometer, the voltage table on substrate, the binding post that gathers on described substrate, described binding post comprises conducting rod, is arranged on upper end cap and the lower endcaps at conducting rod two ends, and described conducting rod runs through and is inserted on substrate, the two sides of substrate is provided with groove, and the shape of described groove and the degree of depth adapt with upper end cap and lower endcaps respectively; Circular with through hole centered by described upper end cap, is also installed with elastic clamping bar in described lower endcaps, described elastic clamping bar runs through and is inserted on substrate.This electricity of middle school physical demonstrator structure is simple, convenient operation, can be for student's multiple circuit of rapid-assembling of doing it yourself, assembling safety, fast, efficiency is high, be conducive to help student to understand circuit theory and improve manipulative ability.

These technical schemes are often only applicable to the teaching of certain one-phase, lack versatility, but school can not have too large warehouse to deposit specially various demonstration boxs, therefore, how to design a kind of demonstration box of highly versatile, make the related experiment of science class, physics lesson or Chemistry Courses safer reliable, having an accident, Shi Buhui threatens to student and teacher's safety, can control timely and effectively within limits, be a problem demanding prompt solution.

Utility model content

Technical problem to be solved in the utility model is to provide a kind of novel demonstration box.

The technical solution of the utility model is as follows: a kind of demonstration box, a carrying bottom, a top, at least one operating surface and at least one transparent sightingpiston that it comprises frame body and is fixed on described frame body; Described top arranges some vent ports; In operating surface inside described in one, two mechanical arms are set, outside correspondence arranges two control levers, be respectively used to control one described in mechanical arm; Described carrying bottom is fixedly installed the some first horizontal slide rail, is fixedly installed a first perpendicular longitudinal slide rail described in each on the first horizontal slide rail, described in each, on first longitudinal slide rail, some the first fixed bits is set; At least one operation layer is also set on described frame body, it comprises two second horizontal slide rails that are parallel to each other, and two ends are individually fixed in the second horizontal slide rail and the second longitudinal slide rail vertical with the arbitrary described second horizontal slide rail described in one, on described second longitudinal slide rail, some the second fixed bits are set.

Preferably, in described demonstration box, described frame body arranges some stiff ends, for described frame body is fixed on to outside.

Preferably, in described demonstration box, described frame body and its each described in lifting support is set between stiff end, for adjusting the height of described demonstration box.

Preferably, in described demonstration box, described top one side is coupling and is fixed on described frame body, and the another side relative to this side arranges latch part, and described frame body correspondence arranges snap close position; Snap close is carried out by a lockset in described latch part and described snap close position.

Preferably, in described demonstration box, described frame body inside is also fixedly installed a workbench, for carrying experimental article.

Preferably, in described demonstration box, described demonstration box arrange two described in operating surface.

Preferably, in described demonstration box, described carrying bottom arranges at least two pair rollers and at least one fixture; Described fixture is for, limiting at least one pair of roller and roll fixedly time at buckle.

Preferably, in described demonstration box, described sightingpiston is arc acrylic product.

Preferably, in described demonstration box, described top arranges two-layer exhaust portion; Ground floor exhaust portion arranges some vent ports; Second layer exhaust portion arranges wire netting, and its mesh area is less than 0.5 square centimeter.

Preferably, in described demonstration box, it is inner that described ground floor exhaust portion is fixed on described frame body, and it is outside that described second layer exhaust portion is fixed on described frame body.

Adopt such scheme, the utility model is applicable to the course that primary school, middle school etc. relate to experiment, has the result of use of convenience, versatility, security, and practical value is very high, and applied range has good market using value.

Accompanying drawing explanation

Fig. 1 is the structural representation of an embodiment of the utility model;

Fig. 2 is that the top structure of an embodiment of the utility model splits schematic diagram;

Fig. 3 is the carrying polycrystalline substance schematic diagram of an embodiment of the utility model;

Fig. 4 is the operation layer structural representation of an embodiment of the utility model;

Fig. 5 is the structural representation of another embodiment of the utility model.

Embodiment

Below in conjunction with the drawings and specific embodiments, the utility model is elaborated.

An embodiment of the present utility model provides a kind of demonstration box, as shown in Figure 1, and 400, one top 100, a carrying bottom, at least one operating surface 200 and at least one transparent sightingpiston 300 that it comprises frame body and is fixed on described frame body; For example, as shown in Figure 1, frame body is the rectangular parallelepiped of six, carrying bottom 400 is positioned at the basal surface position of described rectangular parallelepiped, top 100 is positioned at the top side location of described rectangular parallelepiped, and operating surface 200 is positioned at the back location of described rectangular parallelepiped, and sightingpiston 300 is positioned at the anterior locations of described rectangular parallelepiped.And for example, as shown in Figure 5, frame body is heptahedron, it arranges two operating surfaces, top 100 is positioned at the top of described heptahedron, and carrying bottom is positioned at the bottom of described heptahedron, and the first operating surface 201 and the second operating surface 202 lay respectively at the back location of described heptahedron, preferably, described frame body setting has the sightingpiston of arc section, to obtain better colony observation effect, as shown in Figure 5, sightingpiston 300 is circular arc, or is called and has arc section.Preferably, in described demonstration box, described sightingpiston is arc acrylic product.Acrylic is organic glass, and it has excellent obdurability and light transmission, corrosion-resistant, and durable resistance to falling, and also easily changes.

Preferably, as shown in Figure 5, in described demonstration box, described demonstration box arrange two described in operating surface, comprise the first adjacent operating surface 201 and the second operating surface 202.Like this, contribute to two people to complete experiment simultaneously, be applicable to compared with the experimental implementation of intricately, needs cooperation, this is that prior art cannot be accomplished; And, can also jointly complete experimental implementation by teacher and student, be applicable to teaching one to one, be specially adapted to biology or chemical experiment.

Described top arranges some vent ports; Preferably, described in each, vent port is arranged in matrix; For example, as shown in Figure 2, described top arranges some vent ports 102; Preferably, described top is coupling and is arranged at described frame body, for raise described top from outside, so that place experiment equipment, such as the bottle Bottle & Can tank of chemical experiment etc., or arranges and comprises circuit, electric light connection etc. by experimental article.Preferably, in described demonstration box, described top one side is coupling and is fixed on described frame body, and the another side relative to this side arranges latch part, and described frame body correspondence arranges snap close position; Snap close is carried out by a lockset in described latch part and described snap close position.Like this, in used time not, can pin demonstration box, avoid curious student to open and play voluntarily, to avoid security incident, this point is very important, and particularly pupil's curiosity weight, pays particular attention to.Preferably, as shown in Figure 2, in described demonstration box, described top arranges two-layer exhaust portion; Ground floor exhaust portion 120 arranges some described vent ports 102; Second layer exhaust portion 110 arranges wire netting, and it has some mesh 101 of matrix shape, and preferred, the area of described mesh is less than 0.5 square centimeter.Like this, can guarantee when causing danger, explosion time for example, gas is from each vent port 102 and 101 dissipations of each mesh, can not impact sightingpiston, even the explosion of ground floor exhaust portion, wire netting also can cover most widget by pocket, avoids blast to cause serious injury for student or teacher.Preferably, in described demonstration box, it is inner that described ground floor exhaust portion is fixed on described frame body, and it is outside that described second layer exhaust portion is fixed on described frame body.

And, in operating surface inside described in one, two mechanical arms being set, mechanical arm can imitate some holding function of staff and arm, by certain dexterous degree, captures, carries object or operation tool.According to the specification of product, the complexity of mechanical arm is distinguished to some extent, is not considering under the prerequisite of cost factor, can adopt existing medical machinery arm or high performance Electronic Control machinery arm; Common, for cost-saving, described demonstration box arranges cam link mechanism and in continuous path mode, controls the action of described mechanical arm, and real-time synchronization is controlled its in-position, movement velocity etc.; The simplest, described mechanical arm arranges sleeve and gloves, and teacher stretches out one's hand into demonstration box the inside and operates, and with low cost like this, effect is also very direct.The utility model is by adopting the design of operating surface and mechanical arm thereof, and the personal safety that can protect the operators such as teacher or student, avoids injury.The outside correspondence of described operating surface arranges two control levers, be respectively used to control one described in mechanical arm; Control lever is controlled the mode of corresponding mechanical arm, the technology that can adopt existing machinery to control industrial machinery arm realizes, it is not emphasis of the present utility model, the utility model is only to have adopted this technology, be applied to teaching field, make to impart knowledge to students safer, more secure to Faculty and Students, increase the heads of a family to the confidence of school and trust, avoid the injury of teaching accident.

For example, as shown in Figure 3, described carrying bottom 400 is fixedly installed the some first horizontal slide rail 401, is fixedly installed a first perpendicular longitudinal slide rail 402 described in each on the first horizontal slide rail, described in each, on first longitudinal slide rail, some the first fixed bits 403 is set; For example, the first horizontal slide rail is spirally connected and is fixed on described carrying bottom, first longitudinal slide rail is spirally connected and is fixed on one first fixed block, described the first fixed block and the described first horizontal slide rail are slidably connected, when stressed, can on the described first horizontal slide rail, slide, thereby drive described first longitudinal slide rail to slide on the described first horizontal slide rail.The first fixed bit is used for fixedly experiment appliance, and for example, preferred, the first fixed bit comprises a clamping part, and for gripping outside experiment appliance, and/or the first fixed bit comprises a fastener, for the experiment appliance of buckle fixed outer.Or without the first fixed block, first longitudinal slide rail is directly slidably connected with the first horizontal slide rail, can slide on the described first horizontal slide rail when stressed; Like this, by the design of these first horizontal slide rails, first longitudinal slide rail and the first fixed bit thereof, be easy to ornaments and fixing various experiment appliances, be specially adapted to physics or chemical experiment, and the space that slide rail takies is very little, common, slide rail is flat pattern, its height is lower than 0.5 centimetre, such as 0.3 centimetre etc., and also cheap, make demonstration box holistic cost lower, be applicable to being widely used; And teacher can also be ready to after the experiment appliance in demonstration box outside classroom, then moves in classroom, thereby has saved time in classroom, very practical.

And, at least one operation layer is also set on described frame body, for example, an operation layer, two operation layers or three operation layers are also set on described frame body; As shown in Figure 4, at least one operation layer 500 is also set on described frame body, it comprises two second horizontal slide rails 501 that are parallel to each other, and two ends are individually fixed in the second horizontal slide rail and the second longitudinal slide rail 502 vertical with the arbitrary described second horizontal slide rail described in one, on described second longitudinal slide rail, some the second fixed bits 503 are set.For example, described second longitudinal slide rail is arranged at top or the below of two second horizontal slide rails, and preferred, described second longitudinal slide rail is arranged at the top of two second horizontal slide rails.The second horizontal slide rail is fixed on described frame body, and two second horizontal slide rails are parallel to each other, and second longitudinal slide rail is all vertical with each second horizontal slide rail, is convenient to move along the second horizontal slide rail.For example, the second horizontal slide rail is spirally connected and is fixed on described frame body inside, second longitudinal slide rail is spirally connected and is fixed on one second fixed block, described the second fixed block and the described second horizontal slide rail are slidably connected, when stressed, can on the described second horizontal slide rail, slide, thereby drive described second longitudinal slide rail to slide on the described second horizontal slide rail.The second fixed bit is used for fixedly experiment appliance, and for example, preferred, the second fixed bit comprises a clamping part, and for gripping outside experiment appliance, and/or the second fixed bit comprises a fastener, for the experiment appliance of buckle fixed outer.Or without the second fixed block, second longitudinal slide rail is directly slidably connected with the second horizontal slide rail, can slide on the described first horizontal slide rail when stressed.Like this, can build experimental programs multi-level, many combinations, for pupil's scientific experiment, middle school student's physics, chemical experiment are all widely used basis.Preferably, described frame body inside is also fixedly installed a workbench, for carrying experimental article, for example, places reagent bottle etc.For example, in described frame body inside, be also fixedly installed one flat plate, as described workbench; Preferably, described flat board is triangle, and it is arranged at the marginal position of described frame body inside.

Preferably, in described demonstration box, described frame body arranges some stiff ends, for described frame body is fixed on to outside, for example, described frame body arranges some screws, screw perimeter reinforcement arranges, described carrying bottom also arranges two parallel reinforcements, by adopting screw or bolt, described frame body is fixed on to outside.Preferably, in described demonstration box, described frame body and its each described in lifting support is set between stiff end, for adjusting the height of described demonstration box.Like this, when the described demonstration box of operation, by lifting support, rise described demonstration box, now, teacher can be sitting on chair, and both feet are placed on demonstration box below, are convenient to teaching.It should be noted that, lifting support is that other demonstration boxs of prior art all do not have to adopt, due to the teaching of standing for a long time, many teachers have much legs and feet defect, and the present embodiment adopts the design of lifting support, can allow instructors when doing experimental demonstration, legs and feet are had a rest, and are very intimate Design Modes.Preferably, in described demonstration box, described carrying bottom arranges at least two pair rollers and at least one fixture; Described fixture is for, limiting at least one pair of roller and roll fixedly time at buckle.Adopt the design of roller, convenient transportation, for example, can shift demonstration box onto classroom from common room or teaching and research room; And arrived after demonstration place or play position, adopt the rolling of fixture restriction roller, demonstration box is placed steadily, can guarantee experimentation normally, carry out smoothly.

Preferably, in described demonstration box, in described frame body inside, some illuminating lamp bars are also set, for example, illuminating lamp bar is arranged at the side of described frame body inside, for example, for demonstration box as shown in Figure 5, the place, two sides between sightingpiston and operating surface, arranges respectively an illuminating lamp bar; Preferably, described illuminating lamp bar is LED lamp bar, and, outside of side described in each, be fixedly installed a solar battery group, inside of side described in each, be fixedly installed supply module, it comprises charging circuit, accumulator and the feed circuit that are linked in sequence, described supply module connects respectively described solar battery group, described LED lamp bar, described solar battery group is described charge in batteries by described charging circuit, and described accumulator is that described LED lamp bar is powered by described feed circuit.Supply module adopts modular design, and volume is little, install and change all very convenient.Preferably, described illuminating lamp bar is arranged at the marginal position of the side of described frame body inside, to avoid affecting observing effect.Preferably, described illuminating lamp bar also arranges energy supply assembly and energy supply joint thereof, and energy supply joint is for accessing outside power, by described energy supply assembly, be converted to electric energy, for described illuminating lamp bar power supply, like this, can also complete the experiment of some energy conversion, for example, an external bicycle, can demonstrate kinetic energy and be converted into electric energy, Yi Bian stepping bicycle, generating on one side, effect is directly put before eyes.

Further, embodiment of the present utility model also comprises, each technical characterictic of the various embodiments described above, the demonstration box being mutually combined to form, be specially adapted to scale teaching Demonstration Application and small scale experiments application, be applicable to the course that primary school, middle school etc. relate to experiment, have the result of use of convenience, versatility, security, practical value is very high.

It should be noted that, the mutual combination of above-mentioned each technical characterictic, forms each embodiment, should be considered as the scope that the utility model instructions is recorded.Should be understood that, for those of ordinary skills, can be improved according to the above description or convert, and all these improvement and conversion all should belong to the protection domain of the utility model claims.

Claims (10)

1. a demonstration box, is characterized in that, the carrying bottom, a top, at least one operating surface and at least one transparent sightingpiston that comprise frame body and be fixed on described frame body;

Described top arranges some vent ports;

In operating surface inside described in one, two mechanical arms are set, outside correspondence arranges two control levers, be respectively used to control one described in mechanical arm;

Described carrying bottom is fixedly installed the some first horizontal slide rail, is fixedly installed a first perpendicular longitudinal slide rail described in each on the first horizontal slide rail, described in each, on first longitudinal slide rail, some the first fixed bits is set;

At least one operation layer is also set on described frame body, it comprises two second horizontal slide rails that are parallel to each other, and two ends are individually fixed in the second horizontal slide rail and the second longitudinal slide rail vertical with the arbitrary described second horizontal slide rail described in one, on described second longitudinal slide rail, some the second fixed bits are set.

2. demonstration box according to claim 1, is characterized in that, described frame body arranges some stiff ends, for described frame body is fixed on to outside.

3. demonstration box according to claim 2, is characterized in that, described frame body and its each described in lifting support is set between stiff end, for adjusting the height of described demonstration box.

4. demonstration box according to claim 3, is characterized in that, described top one side is coupling and is fixed on described frame body, and the another side relative to this side arranges latch part, and described frame body correspondence arranges snap close position; Snap close is carried out by a lockset in described latch part and described snap close position.

5. demonstration box according to claim 4, is characterized in that, described frame body inside is also fixedly installed a workbench, for carrying experimental article.

6. demonstration box according to claim 5, is characterized in that, described demonstration box arrange two described in operating surface.

7. demonstration box according to claim 6, is characterized in that, described carrying bottom arranges at least two pair rollers and at least one fixture;

Described fixture is for, limiting at least one pair of roller and roll fixedly time at buckle.

8. demonstration box according to claim 7, is characterized in that, described sightingpiston is arc acrylic product.

9. according to the arbitrary described demonstration box of claim 1 to 8, it is characterized in that, described top arranges two-layer exhaust portion;

Ground floor exhaust portion arranges some described vent ports;

Second layer exhaust portion arranges wire netting, and its mesh area is less than 0.5 square centimeter.

10. demonstration box according to claim 9, is characterized in that, it is inner that described ground floor exhaust portion is fixed on described frame body, and it is outside that described second layer exhaust portion is fixed on described frame body.