CN215007127U

CN215007127U - Advanced mathematics teaching probability presentation device

Info

Publication number: CN215007127U
Application number: CN202121608824.9U
Authority: CN
Inventors: 王雪璇
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-12-03
Anticipated expiration: 2031-07-15

Abstract

The utility model discloses a higher mathematics teaching probability presentation device, including bracing piece and set up at bracing piece one side installation mechanism, link block, place frame, PMKD, fixed pipe and T type dead lever, installation mechanism includes the inserted block, bracing piece sliding surface connects link block, inserted block one side sliding connection inserted block. The utility model discloses it is rational in infrastructure, when the measuring ball in the storage tube is taken out to needs, the pulling returns the shape handle, it slides in the second spout rather than the inserted block of rigid coupling to return the shape handle to pass through the connecting rod drive, when the inserted block removes, first spring atress shrink, make the inserted block break away from with the bracing piece on the joint relation of jack, link block drives the frame of placing of rather than the rigid coupling and moves down this moment, press the second fixed plate, the second fixed plate drives the second spring shrink rather than the rigid coupling, the second fixed plate moves down and shows out the storage pipe, the function of being convenient for take out the storage pipe has been realized, the rationality of structure has been embodied.

Description

Advanced mathematics teaching probability presentation device

Technical Field

The utility model belongs to the technical field of the teaching and specifically relates to an advanced math teaching probability presentation device.

Background

The demonstration teaching is that a teacher shows a real object or a visual teaching aid to a student or performs an exemplary experiment when teaching, and obtains perceptual knowledge through actual observation to explain and verify the taught knowledge, so that the demonstration teaching can enable the student to obtain vivid and visual perceptual knowledge, deepen the impression of the learned knowledge, link theoretical knowledge and actual things, form a correct and deep concept, and use a demonstration device frequently.

The existing demonstration devices are simple in structure and function, and most of the demonstration devices are inconvenient to adjust and take out a placement frame after demonstration; and the operation of other parts of the demonstration device is extremely inconvenient. Therefore, the advanced mathematics teaching probability demonstration device is provided for solving the problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a higher mathematics teaching probability presentation device for solve the inconvenient problem of adjusting of the frame of placing among the prior art in this embodiment.

According to one aspect of the utility model, a higher mathematics teaching probability demonstration device is provided, comprising a support bar, a mounting mechanism, a connecting block, a placing frame, a fixing bottom plate, a fixing tube and a T-shaped fixing rod, wherein the mounting mechanism is arranged on one side of the support bar, the mounting mechanism comprises an insert block, the surface of the support bar is connected with the connecting block in a sliding way, one side of the insert block is connected with the insert block in a sliding way, the connecting block is provided with a second chute matched with the insert block, the placing frame is fixedly connected between the two connecting blocks, the bottom of the placing frame is fixedly connected with a first fixing plate, the top of the first fixing plate is provided with a placing hole, a storage tube is arranged in the placing hole, the top of the first fixing plate is fixedly connected with the T-shaped fixing rod, the T-shaped fixing rod penetrates through and is connected with the second fixing plate in a sliding way, the surface of the T-shaped fixing rod is sleeved with a second spring, second spring one side fixed connection second fixed plate, second spring opposite side fixed connection first fixed plate, bracing piece one side fixed connection second dead lever, place frame, first guiding gutter and second guiding gutter one side and be provided with the visual window.

Further, the bottom of the supporting rod is fixedly connected with a fixed bottom plate, and the bottom of the fixed bottom plate is fixedly connected with an anti-skid layer.

Furthermore, jacks are formed in one side of the supporting rod, the number of the jacks is three, and the jacks are distributed on the supporting rod in an equidistant and uniform mode.

Further, inserted block one side fixed connection connecting rod, the connecting rod opposite side runs through the bracing piece and returns shape handle fixed connection, the connecting rod surface cover is equipped with first spring, first spring one side fixed connection inserted block, first spring opposite side fixed connection second spout.

Further, the storage tube is connected with a second fixing plate in a penetrating mode, the two sides of the second fixing plate are connected with the placing frame in a sliding mode, the left side and the right side of the placing frame are provided with first sliding grooves matched with the second fixing plate, and arc-shaped blocks are symmetrically and fixedly connected to the top of the second fixing plate.

Further, two the first guiding gutter of fixed connection between the second dead lever, first guiding gutter bottom fixed connection second guiding gutter, the fixed pipe of second guiding gutter bottom symmetry fixed connection, first guiding gutter one side is rotated and is connected the axis of rotation, axis of rotation surface fixed connection baffle.

Through the above-mentioned embodiment of the utility model, adopted installation mechanism, solved the inconvenient problem of adjusting of frame of placing, guaranteed the regulation nature of being convenient for of device simultaneously.

Drawings

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

Fig. 1 is a schematic overall three-dimensional structure of an embodiment of the present invention;

fig. 2 is a schematic view of the overall internal structure of an embodiment of the present invention;

fig. 3 is a schematic view of an internal structure of the connection block in fig. 2 according to an embodiment of the present invention.

In the figure: 1. the bracing piece, 2, PMKD, 3, link block, 4, place the frame, 5, first fixed plate, 6, place the hole, 7, the storage pipe, 8, the second fixed plate, 9, first spout, 10, the jack, 11, the handle that returns the shape, 12, the inserted block, 13, the second spout, 14, the connecting rod, 15, first spring, 16, T type dead lever, 17, the second spring, 18, the arc piece, 19, visual window, 20, the second dead lever, 21, first guiding gutter, 22, the second guiding gutter, 23, fixed pipe, 24, the axis of rotation, 25, the baffle.

Detailed Description

In order to make the technical solution of the present invention better understood, the technical solution of the embodiments of the present invention will be clearly and completely described below 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 efforts shall belong to the protection scope of the present invention.

It should be noted that the terms "first," "second," and the like in the description and claims of the present invention and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged under appropriate circumstances for purposes of describing the embodiments of the invention herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In the present invention, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. These terms are used primarily to better describe the invention and its embodiments, and are not intended to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in the present invention can be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

The installation mechanism in this embodiment can be applicable to various supports, for example, provides following novel portable for surveying instrument support in this embodiment, and installation mechanism in this embodiment can be used to the support and be convenient for install surveying instrument fixedly.

The utility model provides a novel support for portable surveying instrument, includes the main pole body, the bottom fixedly connected with chassis of the main pole body, through setting up the chassis, when with ground contact, can support the main pole body, when the chassis hangs, can play the function of bearing, the surface of the main pole body is provided with the spring card, the quantity of spring card is eight, eight spring cards are equallyd divide into four groups, four groups spring card evenly inlay establish at the surface of the main pole body, the top fixedly connected with fixed plate of the main pole body. The last fixed surface of fixed plate is connected with the telescopic link, the surface of telescopic link is provided with adjust knob, the flexible end fixedly connected with carousel of telescopic link, through setting up the carousel, the surveying instrument of being convenient for rotates the use, the last surface swing joint of carousel has the instrument fixed disk, the upper surface of instrument fixed disk is offered and is used for placing the recess of placing of surveying instrument, the upper surface of instrument fixed disk is provided with the chucking and detains, through setting up the telescopic link, can adjust the height of instrument fixed disk, the lower fixed surface of fixed plate is connected with reset spring, reset spring's quantity is two, the equal fixed connection of two reset spring is at the lower surface of fixed plate. The surface of the main rod body is sleeved with a movable sleeve, one end, far away from the fixed plate, of each reset spring is fixedly connected with the top end of the movable sleeve, the surface of the movable sleeve is fixedly connected with a first 20866a section block, the number of the section blocks is three, the three first 20866a section blocks are fixedly connected to the surface of the movable sleeve, the inner wall of each section block is movably connected with a supporting inclined rod, the number of the supporting inclined rods is three, the surface of the main rod body is fixedly connected with a second 20866a section block, the number of the second 20866a section block and the inner wall of the section block are movably connected with connecting rods. The U-shaped block is characterized in that the U-shaped block comprises a U-shaped block body and a U-shaped block body, the U-shaped block body is provided with a U-shaped block body, and the U-shaped block body is provided with a U-shaped block body. Through setting up the master rod body, the movable sleeve of being convenient for moves about on the master rod body, through setting up the movable sleeve, can prop the support down tube when promoting the movable sleeve downwards, through setting up second \20866;, type piece and connecting rod, the connection support down tube of being convenient for supports the master rod body, through setting up the spring card, is convenient for fix the movable sleeve to reach and to expand the effect that supports to surveying instrument fast when surveying and mapping.

Of course, the mounting mechanism of the present embodiment can be adapted to a variety of play sets. The details are not repeated here, and the demonstration apparatus according to the embodiment of the present invention is described below.

Referring to fig. 1-3, a higher mathematics teaching probability demonstration device comprises a supporting rod 1, a mounting mechanism, a connecting slide block 3, a placing frame 4, a fixed bottom plate 2, a fixed pipe 23 and a T-shaped fixed rod 16, wherein the mounting mechanism is arranged on one side of the supporting rod 1, the mounting mechanism comprises an insert block 12, the surface of the supporting rod 1 is slidably connected with the connecting slide block 3, one side of the insert block 12 is slidably connected with the insert block 12, the connecting slide block 3 is provided with a second chute 13 matched with the insert block 12, the placing frame 4 is fixedly connected between the two connecting slide blocks 3, the bottom of the placing frame 4 is fixedly connected with a first fixed plate 5, the top of the first fixed plate 5 is provided with a placing hole 6, the placing hole 6 is internally provided with a storage pipe 7, the top of the first fixed plate 5 is fixedly connected with the T-shaped fixed rod 16, the T-shaped fixed rod 16 penetrates through and is slidably connected with a second fixed plate 8, the surface cover of T type dead lever 16 is equipped with second spring 17, second spring 17 one side fixed connection second fixed plate 8, the first fixed plate 5 of second spring 17 opposite side fixed connection, 1 one side fixed connection second dead lever 20 of bracing piece, it is provided with visual window 19 to place frame 4, first guiding gutter 21 and second guiding gutter 22 one side.

The bottom of the support rod 1 is fixedly connected with a fixed bottom plate 2, and the bottom of the fixed bottom plate 2 is fixedly connected with an anti-skid layer; jacks 10 are formed in one side of the support rod 1, the number of the jacks 10 is three, and the jacks 10 are uniformly distributed on the support rod 1 at equal intervals; one side of the insertion block 12 is fixedly connected with a connecting rod 14, the other side of the connecting rod 14 penetrates through the supporting rod 1 and is fixedly connected with the clip-shaped handle 11, a first spring 15 is sleeved on the surface of the connecting rod 14, one side of the first spring 15 is fixedly connected with the insertion block 12, and the other side of the first spring 15 is fixedly connected with a second sliding chute 13; the storage tube 7 is connected with a second fixing plate 8 in a penetrating manner, two sides of the second fixing plate 8 are connected with a placing frame 4 in a sliding manner, the left side and the right side of the placing frame 4 are provided with first sliding grooves 9 matched with the second fixing plate 8, and the top of the second fixing plate 8 is symmetrically and fixedly connected with arc-shaped blocks 18; two first guiding gutter 21 of fixed connection between the second dead lever 20, first guiding gutter 21 bottom fixed connection second guiding gutter 22, second guiding gutter 22 bottom symmetry fixed connection fixed pipe 23, first guiding gutter 21 one side is rotated and is connected axis of rotation 24, axis of rotation 24 fixed surface connects baffle 25.

The utility model discloses when using, the utility model discloses an electrical components that appear all external intercommunication power and control switch when using, when using the presentation device, put into first guiding gutter 21 with the probability ball, rotate axis of rotation 24, axis of rotation 24 drives baffle 25 rather than the rigid coupling and moves to both sides, under the effect of second guiding gutter 22, the measuring ball flows out through fixed pipe 23 and gets into and places in the frame 4, the measuring ball collides with arc block 18 of 8 top rigid couplings of second fixed plate, then the measuring ball gets into the storage pipe 7 of joint on second fixed plate 8, greatly improved the convenience of probability demonstration; when the measuring ball in the storage tube 7 needs to be taken out, the clip handle 11 is pulled, the clip handle 11 drives the insertion block 12 fixedly connected with the clip handle to slide in the second sliding groove 13 through the connecting rod 14, when the insertion block 12 moves, the first spring 15 is stressed to contract, the insertion block 12 is separated from the clamping relation with the insertion hole 10 on the support rod 1, the connecting slide block 3 drives the placing frame 4 fixedly connected with the insertion block to move downwards at the moment, the second fixing plate 8 is pressed, the second fixing plate 8 drives the second spring 17 fixedly connected with the second fixing plate to contract, the second fixing plate 8 moves downwards to expose the storage tube 7, the function of taking out the storage tube 7 conveniently is realized, and the reasonability of the structure is embodied.

The utility model discloses an useful part lies in:

1. in order to realize the function of convenient adjustment, through the matching among the structures such as the first diversion trench, the second diversion trench and the baffle, when the demonstration device is used, the probability ball is placed in the first diversion trench, the rotating shaft is rotated, the rotating shaft drives the baffle fixedly connected with the rotating shaft to move towards two sides, under the action of the second diversion trench, the measuring ball flows out through the fixed pipe and enters the placing frame, the measuring ball collides with the arc-shaped block fixedly connected with the top of the second fixed plate, and then the measuring ball enters the storage pipe clamped on the second fixed plate, so that the convenience of probability demonstration is greatly improved;

2. the utility model discloses it is rational in infrastructure, when the measuring ball in the storage tube is taken out to needs, the pulling returns the shape handle, it slides in the second spout rather than the inserted block of rigid coupling to return the shape handle to pass through the connecting rod drive, when the inserted block removes, first spring atress shrink, make the inserted block break away from with the bracing piece on the joint relation of jack, link block drives the frame of placing of rather than the rigid coupling and moves down this moment, press the second fixed plate, the second fixed plate drives the second spring shrink rather than the rigid coupling, the second fixed plate moves down and shows out the storage pipe, the function of being convenient for take out the storage pipe has been realized, the rationality of structure has been embodied.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an advanced mathematics teaching probability presentation device which characterized in that: comprises a supporting rod (1), and an installation mechanism, a connecting slide block (3), a placing frame (4), a fixed bottom plate (2), a fixed pipe (23) and a T-shaped fixed rod (16) which are arranged on one side of the supporting rod (1), wherein the installation mechanism comprises an insert block (12), the supporting rod (1) is connected with the connecting slide block (3) in a surface sliding manner, the insert block (12) is connected with the insert block (12) in a sliding manner on one side of the insert block (12), a second sliding chute (13) matched with the insert block (12) is arranged on the connecting slide block (3), the placing frame (4) is fixedly connected between the two connecting slide blocks (3), the bottom of the placing frame (4) is fixedly connected with a first fixed plate (5), a placing hole (6) is arranged at the top of the first fixed plate (5), a storage pipe (7) is arranged in the placing hole (6), and the T-shaped fixed rod (16) is fixedly connected with the top of the first fixed plate (5), t type dead lever (16) run through and sliding connection second fixed plate (8), T type dead lever (16) surface cover is equipped with second spring (17), second spring (17) one side fixed connection second fixed plate (8), the first fixed plate of second spring (17) opposite side fixed connection (5), bracing piece (1) one side fixed connection second dead lever (20), it is provided with visual window (19) to place frame (4), first guiding gutter (21) and second guiding gutter (22) one side.

2. The higher mathematics teaching probability demonstration device according to claim 1, characterized in that: the bottom of the supporting rod (1) is fixedly connected with a fixed bottom plate (2), and the bottom of the fixed bottom plate (2) is fixedly connected with an anti-slip layer.

3. The higher mathematics teaching probability demonstration device according to claim 1, characterized in that: jack (10) have been seted up to bracing piece (1) one side, the quantity of jack (10) is three, just jack (10) equidistance even distribution is on bracing piece (1).

4. The higher mathematics teaching probability demonstration device according to claim 1, characterized in that: insert piece (12) one side fixed connection connecting rod (14), connecting rod (14) opposite side runs through bracing piece (1) and time shape handle (11) fixed connection, connecting rod (14) surface cover is equipped with first spring (15), first spring (15) one side fixed connection insert piece (12), first spring (15) opposite side fixed connection second spout (13).

5. The higher mathematics teaching probability demonstration device according to claim 1, characterized in that: the storage tube (7) is connected with a second fixing plate (8) in a penetrating mode, the frame (4) is placed in sliding connection on two sides of the second fixing plate (8), a first sliding groove (9) matched with the second fixing plate (8) is formed in the left side and the right side of the frame (4), and arc-shaped blocks (18) are symmetrically and fixedly connected to the top of the second fixing plate (8).

6. The higher mathematics teaching probability demonstration device according to claim 1, characterized in that: two first guiding gutter (21) of fixed connection between second dead lever (20), first guiding gutter (21) bottom fixed connection second guiding gutter (22), fixed pipe (23) of second guiding gutter (22) bottom symmetry fixed connection, first guiding gutter (21) one side is rotated and is connected axis of rotation (24), axis of rotation (24) fixed surface connects baffle (25).