CN212391916U - Student is with high school chemistry teaching device - Google Patents

Abstract

The utility model discloses a student is with high school's chemistry teaching device, including casing, first apron, second apron, braces, coupling mechanism, partition mechanism and lift operating device, first apron swing joint is in the top left side of casing, second apron swing joint is on the top right side of casing, braces fixed connection is at the outer wall of casing, the coupling mechanism assembles the top at first apron and second apron, partition mechanism assembles the one side at the casing. This student is with high school's chemistry teaching device simple structure, reasonable in design not only can come a plurality of teaching appliances to separate according to the user demand, avoids wholly at the in-process that removes the transportation, and the phenomenon of the striking that collides with can take place for adjacent utensil, and then protects the utensil not receive external injury to, it has operation platform, and the teacher of being convenient for carries out experimental operation show, uses in a flexible way, and the limitation is little, satisfies the various demands of teacher when teaching.

Description

Student is with high school chemistry teaching device

Technical Field

The utility model relates to a teaching equipment technical field specifically is a student is with high school chemistry teaching device.

Background

Chemistry is a natural science, which mainly studies the composition, properties, structure and change rule of substances at molecular and atomic level to create new substances (molecules which do not exist in nature).

At present, when teaching students, teachers generally use various teaching appliances to complete teaching, for example, patent numbers are: 201921024805.4, including placing the case, it is equipped with the opening to place the case, and lateral wall fixedly connected with vertical protection casing that sets up, the interior diapire fixedly connected with motor of protection casing, the terminal fixed connection threaded rod of output shaft of motor, the screw thread has cup jointed the nut on the threaded rod, though the device can be convenient for adjust the space layout of placing teaching appliance, has improved space utilization, nevertheless because its inside does not set up any stop gear, so that after placing teaching appliance, still can leave certain space between two adjacent appliances, in the course of moving the transportation as a whole, some clashing and impacting can hardly take place for adjacent appliance, what kind of chemical teaching appliance is glassware mostly, collision can lead to the damage of appliance to break, thereby cause certain loss, and, it does not set up operation platform, when lecturing, teacher can only take out the utensil and carry out experimental operation at podium or other places, but such operation is very limited, does not have experimental operation's condition like podium or other places, so on whole operation, teacher's experimental lecture teaching will become very difficult, and then has brought many puzzlements, consequently, based on above shortcoming, the current high school chemistry teaching device of a student improves this.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a student is with high school chemistry teaching device, can solve and propose the teaching device in the above-mentioned background art and in removing the transportation, the striking that collides with easily takes place for the teaching aid of its inside placement to and do not have operation platform's technical problem.

In order to achieve the above object, the utility model provides a following technical scheme: a high school chemistry teaching device for students, which comprises

A housing;

the first cover plate is movably connected to the left side of the top end of the shell;

the second cover plate is movably connected to the right side of the top end of the shell;

the shoulder strap can be fixedly connected to the outer wall of the shell;

the connecting mechanism is assembled at the top ends of the first cover plate and the second cover plate, the separating mechanism is assembled on one side of the shell, and the lifting operation mechanism is assembled on the other side of the shell.

Compared with the prior art, the beneficial effects of the utility model are that: the high school chemistry teaching device for students can lock and connect the first cover plate and the second cover plate together through the connecting mechanism, and is inserted into the inner cavity of the corresponding slide rail through the partition plate, so that the teaching appliances can be separated according to the sizes of the teaching appliances, and the base can be pushed to move upwards or downwards according to the use requirements through the matching between the round rod, the screw rod, the handle and the connecting plate and the supporting rod, and the bearing area of the base can be adjusted through the matching between the base, the clamping hole, the supporting plate, the second spring and the clamping ball, so that teachers can carry out experiment operation on the top end of the base, the device has simple structure and reasonable design, not only can separate a plurality of teaching appliances according to the use requirements, and avoids the phenomenon that adjacent appliances can collide and impact in the moving and transporting process, so as to protect the appliances from being damaged by the outside, and it has operation platform, and the teacher of being convenient for carries out experimental operation show, uses in a flexible way, and the limitation is little, satisfies the teacher various demands when teaching.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the partition mechanism of the present invention;

FIG. 3 is a schematic view of the supporting rod structure of the present invention;

FIG. 4 is a schematic view of the structure of the supporting plate of the present invention;

FIG. 5 is a top view of the screw of the present invention;

fig. 6 is a schematic view of the structure of the support rod of the present invention;

fig. 7 is a top view of the pallet of the present invention;

fig. 8 is a top view of the connection mechanism of the present invention.

In the figure: 1. the utility model provides a portable electronic device, including casing, 2, first apron, 3, second apron, 4, braces, 5, coupling mechanism, 51, first connecting seat, 52, second connecting seat, 53, slot, 54, first spring, 55, clamp plate, 56, rectangular rod, 57, pull rod, 58, inserted bar, 6, partition mechanism, 61, first thing groove, 62, baffle, 63, second thing groove, 64, test tube, 65, slide rail, 7, lift operating device, 71, round bar, 72, screw rod, 73, handle, 74, connecting plate, 75, bracing piece, 76, base, 77, calorie hole, 78, layer board, 79, second spring, 710, cushion, 711, the card ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-8, the present invention provides a technical solution: the utility model provides a student is with high school's chemistry teaching device, which comprises a housin 1, first apron 2, second apron 3, braces 4, coupling mechanism 5, partition mechanism 6 and lift operating device 7, 2 swing joint of first apron is on the left of the top of casing 1, 3 swing joint of second apron is on the top right side of casing 1, braces 4 fixed connection is at the outer wall of casing 1, can carry it whole back up through braces 4, portable, coupling mechanism 5 assembles on the top of first apron 2 and second apron 3, partition mechanism 6 assembles in one side of casing 1, lift operating device 7 assembles the opposite side at casing 1.

As a preferable scheme, further, the connecting mechanism 5 includes a first connecting seat 51 and a second connecting seat 52, the first connecting seat 51 and the second connecting seat 52 are respectively installed at the inner sides of the top ends of the first cover plate 2 and the second cover plate 3, the front and rear ends of the right side of the first connecting seat 51 are both provided with slots 53, the front and rear ends of the left side of the inner cavity of the second connecting seat 52 are both symmetrically provided with one end of a first spring 54, the other end of the first spring 54 is provided with a pressing plate 55, the right center of the pressing plate 55 is provided with one end of a rectangular rod 56, the other end of the rectangular rod 56 extends out of the right end surface of the second connecting seat 52 and is provided with a pull rod 57, the front and rear ends of the left side of the pressing plate 55 are both provided with one end of an insertion rod 58, the other end of the insertion rod 58 passes through the first spring 54 and extends into the inner cavity of the slot 53, the pull rod, while the pressure plate 55 will stretch the first spring 54.

Preferably, the slot 53 and the insertion rod 58 are matched and correspond in position, so that the installation relationship and the position relationship between the slot 53 and the insertion rod 58 are defined, and the insertion rod 58 can be inserted into the inner cavity of the slot 53 accurately.

As preferred scheme, further, partition mechanism 6 includes first thing groove 61 of putting, first thing groove 61's quantity is two, and two first thing grooves 61 of putting are seted up respectively in casing 1's the top left and right sides, a plurality of baffle 62 has been placed to first thing groove 61's inner chamber, casing 1's top front and back both sides have all been seted up the second from a left side to the right side and have been put thing groove 63, the inner chamber that the thing groove 63 was put to the second is pegged graft and has been had test tube 64, the upper surface that casing 1 was extended on test tube 64's top, can accomodate storage test tube 64 through second thing groove 63, slide rail 65 has all been seted up from a left side to the right side to casing 1's inner chamber front and back both sides, insert into corresponding slide rail 65's inner chamber through baffle 62.

As a preferable scheme, further, the lifting operation mechanism 7 includes two round rods 71, the two round rods 71 are respectively installed at the front and rear sides of the inner cavity of the housing 1, a screw 72 is installed at the center position of the left side of the inner cavity of the housing 1 through a bearing, a handle 73 is installed at the right side of the screw 72 and extends out of the right end face of the housing 1, connecting plates 74 are respectively sleeved at the left and right sides of the outer walls of the round rods 71 and the screw 72, the screw 72 and the connecting plates 74 are connected with each other through threads, the front and rear sides of the top end of the connecting plate 74 are respectively connected with one end of a supporting rod 75 through a pin shaft, the other end of the supporting rod 75 is connected with a base 76 through a pin shaft, the handle 73 is rotated, the screw 72 is driven by the handle 73 to rotate, the connecting plate 74 drives one end of the supporting rod 75, the front end and the rear end of the left side and the rear side of the inner cavity of the base 76 are symmetrically provided with clamping holes 77, the front side and the rear side of the inner cavity of the base 76 are symmetrically inserted with one end of the supporting plate 78, the other end of the supporting plate 78 extends into the inner cavity of the base 76, the front end and the rear end of the inner side of the inner cavity of the supporting plate 78 are symmetrically provided with one end of a second spring 79, the other end of the second spring 79 is provided with one end of a cushion block 710, the other end of the cushion block 710 extends out of the outer wall of the supporting plate 78 and is provided with a clamping ball 711, the clamping ball 711 is embedded in the inner cavity of the clamping hole 77 and pulls the supporting plate 78 outwards with force, the clamping ball 711 is supported by the clamping hole 77 on the inner side, when the supporting plate 78 continues to move outwards, the clamping ball 711 breaks through the block of the clamping hole 77 to push the cushion block 710 to move inwards to extrude the second spring 79, when the, when the locking balls 711 are locked into the inner cavities of the corresponding locking holes 77, the support plate 78 stops moving outwards, and the position of the support plate 78 is clamped and fixed by the locking balls 711 and the locking holes 77.

Preferably, the screw 72 is threaded in opposite directions on the left and right sides of the outer wall thereof, so that the two connection plates 74 threaded on the outer wall thereof are moved inward or outward at the same time.

Preferably, the support bar 75 is installed to be inclined so that one end thereof can move upward or downward while the other end moves outward or inward.

The detailed connection means is a technique known in the art, and the following mainly describes the working principle and process, and the specific operation is as follows.

When the teaching appliances need to be placed and stored, the pull rod 57 is pulled to the right side, the pull rod 57 drives the rectangular rod 56, the press plate 55 and the insertion rod 58 to move to the right side, meanwhile, the press plate 55 stretches the first spring 54, when the insertion rod 58 is moved out of the inner cavity of the slot 53, no any barrier exists between the first connecting seat 51 and the second connecting seat 52, at the moment, the first cover plate 2 and the second cover plate 3 can be freely turned over, so that the interior of the shell 1 is exposed, the teaching appliances are placed on the base 76, the partition plate 62 is drawn out from the inner cavity of the first storage slot 61 and inserted into the inner cavity of the corresponding slide rail 65, so that a plurality of teaching appliances can be separately separated, the test tube 64 can be inserted into the inner cavity of the second storage slot 63 for storage, after the teaching appliances are completely placed, the first cover plate 2 and the second cover plate 3 are closed, and the insertion rod 58 is inserted into the inner cavity of the slot 53 according to the operation, so as to lock and connect the first cover plate 2 and the second cover plate 3 together, namely to complete the box sealing treatment; when the teaching aid for experimental operation and exhibition needs to be performed, the partition plate 62 is firstly extracted from the inner cavity of the slide rail 65 and put into the inner cavity of the first object holding groove 61, the handle 73 is rotated, the handle 73 drives the screw rod 72 to rotate, the connecting plate 74 drives one end of the supporting rod 75 to move inwards or outwards on the outer wall of the screw rod 72, at the moment, the other end of the supporting rod 75 drives the base 76 to move upwards or downwards, when the base 76 moves upwards and moves out of the inner cavity of the shell 1, the handle 73 stops rotating, the position of the base 76 is fixed immediately, the supporting plate 78 is pulled outwards forcibly, the blocking ball 711 is supported by the blocking hole 77 on the inner side, when the supporting plate 78 continues to move outwards, the blocking ball 711 breaks through the blocking of the blocking hole 77 to push the cushion 710 to move inwards to extrude the second spring 79, when the blocking ball 711 moves outwards to the blocking hole 77 on the outer side, the second spring 79 restores to the initial state and pushes the cushion 710 and the blocking ball 711, when card ball 711 is gone into the corresponding card hole 77's in the outside inner chamber of card, stop to continue to move layer board 78 to the outside, the position of layer board 78 can be fixed by the mutual chucking between card ball 711 and the card hole 77, mr can be at this moment base 76 with stretched out the top of layer board 78 and carry out experimental operation show teaching, the device not only can come a plurality of teaching appliances according to the user demand to separate, the protection apparatus does not receive external injury, and, it has operation platform, be convenient for the teacher to carry out experimental operation show, satisfy the various demands of teacher when teaching, be fit for promoting.

Claims (7)

1. The utility model provides a student is with high school chemistry teaching device which characterized in that: comprises that

A housing (1);

the first cover plate (2) is movably connected to the left side of the top end of the shell (1);

the second cover plate (3) is movably connected to the right side of the top end of the shell (1);

the shoulder strap (4) can be fixedly connected to the outer wall of the shell (1);

still include coupling mechanism (5), partition mechanism (6) and lift operating device (7), coupling mechanism (5) assembly is in the top of first apron (2) and second apron (3), partition mechanism (6) assembly is in one side of casing (1), lift operating device (7) assembly is in the opposite side of casing (1).

2. The high school chemical teaching device for students according to claim 1, wherein: the connecting mechanism (5) comprises a first connecting seat (51) and a second connecting seat (52), the first connecting seat (51) and the second connecting seat (52) are respectively arranged at the inner sides of the top ends of the first cover plate (2) and the second cover plate (3), slots (53) are respectively arranged at the front end and the rear end of the right side of the first connecting seat (51), one end of a first spring (54) is symmetrically arranged at the front end and the rear end of the left side of the inner cavity of the second connecting seat (52), and the other end of the first spring (54) is provided with a pressure plate (55), the right center of the pressure plate (55) is provided with one end of a rectangular rod (56), the other end of the rectangular rod (56) extends out of the right end face of the second connecting seat (52) and is provided with a pull rod (57), one end of an inserted bar (58) is arranged at the front end and the rear end of the left side of the pressure plate (55), the other end of the inserted rod (58) passes through the first spring (54) and extends into the inner cavity of the slot (53).

3. The high school chemical teaching device for students according to claim 2, wherein: the slot (53) is matched with the inserted rod (58) and corresponds to the inserted rod in position.

4. The high school chemical teaching device for students according to claim 1, wherein: partition mechanism (6) are including first thing groove (61) of putting, the first quantity of putting thing groove (61) is two, and two first thing grooves (61) of putting are seted up respectively the top left and right sides of casing (1), a plurality of baffle (62) have been placed to the inner chamber of first thing groove (61) of putting, both sides all seted up the second from a left side to the right side around the top of casing (1) and put thing groove (63), the second is put the inner chamber of thing groove (63) and is pegged graft and have test tube (64), the top of test tube (64) extends the upper surface of casing (1), slide rail (65) have all been seted up from a left side to the right side to both sides around the inner chamber of casing (1).

5. The high school chemical teaching device for students according to claim 1, wherein: the lifting operation mechanism (7) comprises two round rods (71), the two round rods (71) are respectively arranged on the front side and the rear side of an inner cavity of the shell (1), a screw rod (72) is arranged at the center of the left side of the inner cavity of the shell (1) through a bearing, the right side of the screw rod (72) extends out of the right end face of the shell (1) and is provided with a handle (73), the left sides and the right sides of the outer walls of the round rods (71) and the screw rod (72) are respectively sleeved with a connecting plate (74), the screw rod (72) and the connecting plate (74) are mutually in threaded connection, the front side and the rear sides of the top end of the connecting plate (74) are respectively in pin connection with one end of a supporting rod (75), the other end of the supporting rod (75) is in pin connection with a base (76), and clamping holes (77) are symmetrically formed in the front side, the equal symmetry in both sides is pegged graft in the front and back of base (76) and is had the one end of layer board (78), and the other end of layer board (78) extends into the inner chamber of base (76), the one end of second spring (79) is installed to the equal symmetry in both ends around the inner chamber inboard of layer board (78), the other end of second spring (79) is provided with the one end of cushion (710), and the other end of cushion (710) extends the outer wall of layer board (78) and installs card ball (711), embedded inner chamber at card hole (77) of card ball (711).

6. The high school chemical teaching device for students according to claim 5, wherein: the thread directions of the left side and the right side of the outer wall of the screw rod (72) are opposite.

7. The high school chemical teaching device for students according to claim 5, wherein: the supporting rod (75) is arranged in an inclined manner.

Images