CN210954192U

CN210954192U - Multifunctional detector

Info

Publication number: CN210954192U
Application number: CN201921265500.2U
Authority: CN
Inventors: 黄涌
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-08-06
Filing date: 2019-08-06
Publication date: 2020-07-07
Anticipated expiration: 2029-08-06

Abstract

The utility model belongs to the technical field of teaching aids, in particular to a multifunctional detector, which comprises a base, wherein a wiring terminal which can be connected with a power line or a wire is arranged on the base, a first clamping block and a second clamping block are formed on the base, a first limiting block is formed on the first clamping block, and the first clamping block or the second clamping block on the wiring base can be mutually matched with the second clamping block or the first clamping block on the other multifunctional detector to realize clamping; the wiring terminal is provided with a metal sheet in an upward pressing mode, the metal sheet extends into the first clamping block and/or the second clamping block, and the metal sheets on different multifunctional detectors can be attached to each other. The utility model discloses installed joint structure and sheetmetal additional on multi-functional detector for can fix or make up through the joint structure between a plurality of multi-functional detectors, replace the effect of wire through the laminating of sheetmetal, simplify circuit layout.

Description

Multifunctional detector

Technical Field

The utility model belongs to the technical field of the teaching aid, concretely relates to multifunctional detector.

Background

The junior middle school physics teaching experiment course is a very important course in the junior middle school teaching system. It is favorable for improving the practical ability of students and combining the physical theory knowledge learned in class with the reality. Is beneficial to further improving the scientific literacy of students and increasing the scientific interest of the students in research.

In the existing physical teaching experiment, a device is fixedly installed on a base and packaged into a module, and the module is connected with the module through a lead. When more modules are used, the number of wires is increased. This makes it difficult to clean the circuit and prevents the experiment from continuing if insufficient wires are present.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multi-functional detector of installed sheetmetal and fixture block structure additional.

The purpose of the utility model is realized like this:

a multifunctional detector comprises a base, a wiring terminal which can be connected with a power line or a lead is arranged on the base, a first clamping block and a second clamping block are formed on the base,

a first limiting block is formed on the first clamping block, the first limiting block faces outwards, a second limiting block is formed on the second clamping block, the second limiting block faces inwards, and the first clamping block or the second clamping block on one multifunctional detector can be matched with the second clamping block or the first clamping block on the other multifunctional detector to realize clamping connection;

the wiring terminal is provided with a metal sheet in an upward pressing mode, the metal sheet extends into the first clamping block and/or the second clamping block, and the metal sheets on different multifunctional detectors can be attached to each other.

Preferably, both ends of the metal sheet are bent outwards to form inclined planes.

Preferably, the base is provided with a groove matched with the metal sheet in shape.

Preferably, the base is provided with a second through hole, the metal sheet is provided with a third through hole, the wiring terminal comprises a screw and a nut, the screw penetrates through the second through hole and the third through hole to be in threaded connection with the nut, and the metal sheet is pressed between the screw and the nut.

Preferably, a nut is mounted on the screw, so that a lead or a power line can be conveniently pressed between the nut and the nut.

Preferably, a limiting groove for placing an electronic element is formed on the base.

Preferably, the base is provided with a fixing column, and the fixing column is provided with a clamping hole.

Preferably, a clamping groove is formed in the base, and a third clamping block matched with the clamping groove in shape is formed in the base.

Compared with the prior art, the utility model outstanding and profitable technological effect is:

the utility model discloses installed joint structure and sheetmetal additional on multi-functional detector for can fix or make up through the joint structure between a plurality of multi-functional detectors, replace the effect of wire through the laminating of sheetmetal, simplify circuit layout.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is an exploded view of the structure of the present invention.

Fig. 3 is a combined state diagram in the first embodiment of the present invention.

Fig. 4 is an enlarged view of a in fig. 3.

Fig. 5 is a schematic cross-sectional view of the present invention.

Fig. 6 is an enlarged view at B in fig. 5.

Fig. 7 is a schematic view of a usage status in a first embodiment of the present invention.

Fig. 8 is a schematic view of a use state in the second embodiment of the present invention.

Reference numerals:

1-a base; 101-a limiting groove; 102-a first via; 103-fixed columns; 104-card hole; 105-a card slot;

106-a third fixture block; 2-a wiring terminal; 21-a screw; 22-a nut; 23-a screw cap; 3-a first fixture block;

31-a first stopper; 4-a second fixture block; 41-a second limiting block; 5-a metal sheet; 51-inclined plane;

52-third via; 6-groove; 7-a second via; 8-a buzzer; 81-intrinsic wire; 9-a battery;

10-detector a; 11-detector B; 12-Experimental Module.

Detailed Description

The following describes the present invention in further detail with reference to the accompanying drawings.

The first embodiment is as follows:

referring to fig. 1, the multifunctional detector comprises a base 1, wherein a wiring terminal 2 capable of being connected with a power line or a lead is installed on the base 1, a first clamping block 3 and a second clamping block 4 are formed on the base 1, a metal sheet 5 is arranged between the wiring terminal 2 and the base 1 in a pressing mode, and the metal sheet 5 extends into the first clamping block 3 and/or the second clamping block 4.

First stopper 31 is formed on first fixture block 3, and first stopper 31 is outwards oriented, second stopper 41 is formed on second fixture block 4, and second stopper 41 is inwards oriented, on the multifunctional detector first fixture block 3 or second fixture block 4 can with another on the multifunctional detector second fixture block 4 or first fixture block 3 cooperate each other to realize the joint, can make sheetmetal 5 on the different multifunctional detectors laminate each other, and inseparable laminating has strengthened electric conductivity.

Referring to fig. 2, the second block 4 of the first multifunctional detector and the first block 3 of the second multifunctional detector are matched with each other, so that the metal sheets 5 of different multifunctional detectors are tightly attached to each other, and circuit connection of different multifunctional detectors is realized.

As shown in fig. 2, the two ends of the metal sheet 5 are bent outward to form inclined surfaces 51. The degree to which the metal sheet 5 extends outwards is increased, facilitating easier access to the metal sheet 5 on another multifunctional detector.

The base 1 is provided with a second through hole 7, and the metal sheet 5 is provided with a third through hole 52.

As shown in fig. 2 and 5, the connection terminal 2 includes a screw 21 and a nut 22, and the screw 21 is screwed with the nut 22 through the second through hole 7 and the third through hole 52. Referring to fig. 6, the metal sheet 5 is pressed between the screw 21 and the nut 22, and if the metal sheet 5 needs to be removed, the screw 21 is unscrewed, and the screw 21 is separated from the nut 22 and can be taken out.

The screw 21 is provided with a nut 23, so that a lead or a power line can be conveniently pressed between the nut 23 and the nut 22.

The base 1 is provided with a groove 6 matched with the metal sheet 5 in shape. The groove 6 limits the displacement of the metal sheet 5 and can be fixed at the same position under the action of the wiring terminal 2, so that the instability of the circuit caused by the displacement of the metal sheet 5 is prevented.

The base 1 is formed with a limiting groove 101 for mounting an electronic component. The electronic element can be selected from a buzzer 8, an LED lamp, a battery 9 and the like. In the preferred embodiment, the buzzer 8 and the battery 9 are provided, as shown in fig. 3, the buzzer 8 is attached to the detector a10, the battery 9 is attached to the detector B11, and fig. 4 shows the clamping condition of the detector a10 and the detector B11.

The limiting groove 101 of the detector B11 is provided with a battery 9, and two poles of the battery 9 are respectively connected with the metal sheets 5 arranged at two ends.

2 first through holes 102 are formed in a limiting groove 101 of the detector A10. The buzzer 8 is mounted on the limiting groove 101, and the inherent lead 81 on the buzzer 8 is connected to the connection terminal 2 through the first through hole 102.

The inherent lead 81 of the buzzer 8 of the detector a10 is pressed between the screw 21 and the base 1, so that the lead is tightly attached to the screw 21.

The second embodiment is as follows:

in the present embodiment, substantially in accordance with the first embodiment, as shown in fig. 3, a card slot 105 is formed on the base 1 of the detector B, and a third card 106 capable of matching with the card slot 105 in shape is formed on the base 1. Different detectors B can be coupled by the engagement of the card slot 105 and the third card 106.

The third concrete embodiment:

in this embodiment, the first embodiment is substantially the same, the fixed column 103 is disposed on the base 1 of the detector a10, and the fixed column 103 is provided with a fastening hole 104. An iron wire is installed on the base 1, one end of the iron wire is connected into the wiring terminal 2, and the other end of the iron wire is clamped into the clamping hole 104. Detector a10 is then switched into the power-on circuit. The student can carry out interesting strong live wire impact experiment from this.

The application scene one:

as shown in fig. 7, according to the test a of the first embodiment and the test B of the second embodiment, an experimental circuit is built, and a plurality of detectors B11 are mounted on the battery 9 to serve as a power source of the experimental circuit. And opening the switch to supply current. The detector A10 is clamped on one detector B11, a lead is led out from one end of the detector A10 without a mounting metal sheet 5 and connected to the experiment module 12, a lead is led out from the experiment device and connected to a connecting terminal 2 on the detector B11, and in addition, a single loop of the detector A10, the detector B11 and the experiment module 12 is formed. If the experimental module 12 is not faulty, the buzzer 8 on the detector a10 sounds. If the experimental module 12 fails, the buzzer 8 on the detector a10 does not sound. And similarly, other places in the circuit are checked to detect and eliminate the fault of the circuit.

Application scenario two:

according to the test a of the first embodiment and the test B of the second embodiment, as shown in fig. 8, the test B11 is used as a power supply of the test circuit, and the electronic components required by the test circuit are mounted on the limiting groove 101 of the test a10, in this embodiment, a buzzer 8 is preferred, after the buzzer 8 is mounted, the test a10 and the test B are connected in series to perform a test of the buzzer 8, in this test, the test a10 can be clamped with each other to connect the test a10 in parallel, so that a circuit teaching test under the condition of parallel connection can be performed.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and replacements can be made without departing from the technical principle of the present invention, and these modifications and replacements should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a multifunctional detector, includes base (1), but installs binding post (2) of access power cord or wire on base (1), its characterized in that: a first clamping block (3) and a second clamping block (4) are formed on the base (1),

a first limiting block (31) is formed on the first clamping block (3), the first limiting block (31) faces outwards, a second limiting block (41) is formed on the second clamping block (4), the second limiting block (41) faces inwards, and the first clamping block (3) or the second clamping block (4) on the multifunctional detector can be matched with the second clamping block (4) or the first clamping block (3) on the other multifunctional detector to realize clamping;

binding post (2) are gone up to press and are equipped with sheetmetal (5), and sheetmetal (5) extend to in first fixture block (3) and/or second fixture block (4) to can make sheetmetal (5) on the different multi-functional detectors laminate each other.

2. A multi-function detector as claimed in claim 1, wherein: both ends of the metal sheet (5) are bent outwards to form an inclined plane (51).

3. A multi-function detector as claimed in claim 2, wherein: the base (1) is provided with a groove (6) matched with the metal sheet (5) in shape.

4. A multifunctional detector as claimed in any one of claims 1 to 3, characterized in that: the novel wire connecting structure is characterized in that a second through hole (7) is formed in the base (1), a third through hole (52) is formed in the metal sheet (5), the wire connecting terminal (2) comprises a screw (21) and a nut (22), the screw (21) penetrates through the second through hole (7) and the third through hole (52) and is in threaded connection with the nut (22), and the metal sheet (5) is pressed between the screw (21) and the nut (22).

5. A multifunctional detector as claimed in claim 4, characterized in that: install nut (23) on screw (21), be convenient for establish wire or power cord pressure between nut (23) and nut (22).

6. A multifunctional detector as claimed in claim 4, characterized in that: a limiting groove (101) capable of containing electronic elements is formed in the base (1).

7. A multifunctional detector as claimed in claim 4, characterized in that: the base (1) is provided with a fixing column (103), and the fixing column (103) is provided with a clamping hole (104).

8. A multifunctional detector as claimed in any one of claims 1 to 3, characterized in that: a clamping groove (105) is formed in the base (1), and a third clamping block (106) which can be matched with the clamping groove (105) in shape is formed in the base (1).