CN214953708U - Ammeter series connection quick access device based on teaching - Google Patents
Ammeter series connection quick access device based on teaching Download PDFInfo
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- CN214953708U CN214953708U CN202121402015.2U CN202121402015U CN214953708U CN 214953708 U CN214953708 U CN 214953708U CN 202121402015 U CN202121402015 U CN 202121402015U CN 214953708 U CN214953708 U CN 214953708U
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Abstract
The utility model discloses an ampere meter series connection quick access device based on teaching, wiring mechanism includes first wiring arm, fixed chamber, first screw thread post and second screw thread post, the inside at the second splint is seted up in fixed chamber, the utility model relates to an ampere meter technical field. This ammeter series connection quick access device based on teaching, through at first wiring arm, fixed chamber, first screw thread post, second screw thread post, the dead lever, second wiring arm, third wiring arm, reset block, first contact plate, the cooperation of second contact plate and third wire is used down, when changing the ammeter range and using, only need rotate first screw thread post and second screw thread post and can realize the terminal fast and change, work efficiency has been improved, the current terminal wiring that needs to be changed when using the ammeter has been solved, thereby use the terminal of suitable range, lead to complex operation's problem.
Description
Technical Field
The utility model relates to an ampere meter technical field specifically is ampere meter series connection quick access device based on teaching.
Background
The ammeter is a meter used for measuring current in an alternating current circuit and a direct current circuit. In the circuit diagram, the symbol of the ammeter is "circle a". The current value is in standard units of "ampere" or "a". The ammeter is made by the action of magnetic field force applied to the current conductor in the magnetic field. The ammeter is internally provided with a permanent magnet, a magnetic field is generated between poles, a coil is arranged in the magnetic field, two ends of the coil are respectively provided with a hairspring spring, the springs are respectively connected with a binding post of the ammeter, the springs and the coil are connected through a rotating shaft, and a pointer is arranged at the front end of the rotating shaft opposite to the ammeter. When current flows, the current passes through the magnetic field along the spring and the rotating shaft, and the current cuts the magnetic induction line, so that the coil deflects under the action of the magnetic field force to drive the rotating shaft and the pointer to deflect. Since the magnitude of the magnetic field force increases with increasing current, the magnitude of the current can be observed by the degree of deflection of the pointer. This is called magnetoelectric ammeter, which is the one used in our laboratory at ordinary times.
The ammeter of current teaching usefulness generally has 0 ~ 0.6A and 0 ~ 3A's range, need change the terminal wiring when using the ammeter to use the terminal of suitable range, lead to complex operation, consequently, the utility model provides an ammeter series connection quick access device based on teaching, in order to solve the above-mentioned problem.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides an ampere meter series connection quick access device based on teaching has solved current terminal wiring that needs to be changed when using the ampere meter to use the terminal of suitable range, lead to complex operation's problem.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: ammeter series connection quick access device based on teaching, including first splint and second splint, be provided with first wire on the first splint, be provided with the second wire on the second splint, the first connecting plate of one side fixedly connected with of first splint, one side fixedly connected with second connecting plate of second splint, be provided with wiring mechanism between first splint and the second splint.
Wiring mechanism includes first wiring arm, fixed chamber, first screw thread post and second screw thread post, the inside at the second splint is seted up in fixed chamber, fixed chamber's inside difference fixedly connected with dead lever and second wiring arm, the one end of dead lever and second wiring arm all runs through fixed chamber and extends to the outside of second splint, the back fixedly connected with third wiring arm of dead lever surface, the inside of fixed chamber is through reset block difference fixedly connected with first contact plate and second contact plate, fixedly connected with third wire between first contact plate and the second contact plate, the tip of second wire and the surface fixed connection of second contact plate, first wiring arm fixed connection is in one side of first splint, the equal threaded connection of first screw thread post and second screw thread post is in the top of second splint.
Preferably, a first clamping groove is formed in one end of the first wiring arm, a second clamping groove is formed in one end of the second wiring arm, and a third clamping groove is formed in the rear end of the third wiring arm.
Preferably, one side of the first connecting plate is fixedly connected with a movable rod, and one side of the second connecting plate is provided with a groove.
Preferably, the reset assembly comprises a first spring and a second spring, the bottom end of the first spring is fixedly connected with the top of the first contact plate, the bottom end of the second spring is fixedly connected with the top of the second contact plate, and the top ends of the first spring and the second spring are fixedly connected with the top of the wall of the fixed cavity.
Preferably, the first spring is located outside the first threaded post and the second spring is located outside the second threaded post.
Preferably, one end of the movable rod is fixedly connected with a third spring, and one end of the third spring is fixedly connected with the inside of the groove.
Advantageous effects
The utility model provides an ammeter series connection quick access device based on teaching. Compared with the prior art, the method has the following beneficial effects:
(1) this ammeter series connection quick access device based on teaching, through at first wiring arm, fixed chamber, first screw thread post, second screw thread post, the dead lever, second wiring arm, third wiring arm, reset block, first contact plate, under the cooperation of second contact plate and third wire was used, when changing the ammeter range and using, only need rotate first screw thread post and second screw thread post and can realize the terminal fast and change, work efficiency has been improved, the current terminal wiring that needs to be changed when using the ammeter has been solved, thereby use the terminal of suitable range, lead to complex operation's problem.
(2) This ammeter series connection quick access device based on teaching uses down through the cooperation at movable rod, recess and third spring, is favorable to fixing first splint and second splint in the ammeter both sides, facilitates the use.
Drawings
Fig. 1 is a perspective view of the present invention;
FIG. 2 is a partial cross-sectional side view of a second splint of the present invention;
fig. 3 is a partial main sectional view of the second connecting plate of the present invention.
In the figure: 1-first clamping plate, 2-second clamping plate, 3-first wire, 4-second wire, 5-first connecting plate, 6-second connecting plate, 7-wiring mechanism, 701-first wiring arm, 702-fixing cavity, 703-first threaded column, 704-second threaded column, 705-fixing rod, 706-second wiring arm, 707-third wiring arm, 708-resetting component, 7081-first spring, 7082-second spring, 709-first contact plate, 710-second contact plate, 711-third wire, 8-first clamping groove, 9-second clamping groove, 10-third clamping groove, 11-movable rod, 12-groove and 13-third spring.
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. 1-3, the present invention provides a technical solution: an ammeter series connection quick access device based on teaching comprises a first clamping plate 1 and a second clamping plate 2, wherein a first lead 3 is arranged on the first clamping plate 1, the first lead 3 is connected with a first wiring arm 701, a second lead 4 is arranged on the second clamping plate 2, a first connecting plate 5 is fixedly connected to one side of the first clamping plate 1, a second connecting plate 6 is fixedly connected to one side of the second clamping plate 2, and a wiring mechanism 7 is arranged between the first clamping plate 1 and the second clamping plate 2; the wiring mechanism 7 comprises a first wiring arm 701, a fixing cavity 702, a first threaded column 703 and a second threaded column 704, the fixing cavity 702 is arranged inside the second clamping plate 2, the fixing cavity 702 is fixedly connected with a fixing rod 705 and a second wiring arm 706 respectively, one end of the fixing rod 705 and one end of the second wiring arm 706 both penetrate through the fixing cavity 702 and extend to the outside of the second clamping plate 2, the back of the outer surface of the fixing rod 705 are fixedly connected with a third wiring arm 707, the inside of the fixing cavity 702 is fixedly connected with a first contact plate 709 and a second contact plate 710 respectively through a resetting component 708, a third lead 711 is fixedly connected between the first contact plate 709 and the second contact plate 710, the end of the second lead 4 is fixedly connected with the outer surface of the second contact plate 710, the first wiring arm 701 is fixedly connected to one side of the first clamping plate 1, the first threaded column 703 and the second threaded column 704 are both in threaded connection above the second clamping plate 2, under the matching use of the first wiring arm 701, the fixed cavity 702, the first threaded column 703, the second threaded column 704, the fixed rod 705, the second wiring arm 706, the third wiring arm 707, the reset component 708, the first contact plate 709, the second contact plate 710 and the third wire 711, when the range of the ammeter is changed for use, the wiring terminal can be quickly changed only by rotating the first threaded column 703 and the second threaded column 704, so that the working efficiency is improved, the problem of complex operation caused by the fact that the wiring terminal with a proper range is used due to the fact that the wiring terminal wiring needs to be changed when the ammeter is used is solved, the first clamping groove 8 is formed at one end of the first wiring arm 701, the second clamping groove 9 is formed at one end of the second wiring arm 706, the third clamping groove 10 is formed at the rear end of the third wiring arm 707, the movable rod 11 is fixedly connected to one side of the first connecting plate 5, the groove 12 is formed at one side of the second connecting plate 6, the reset assembly 708 comprises a first spring 7081 and a second spring 7082, the bottom end of the first spring 7081 is fixedly connected with the top of the first contact plate 709, the bottom end of the second spring 7082 is fixedly connected with the top of the second contact plate 710, the top ends of the first spring 7081 and the second spring 7082 are fixedly connected with the top of the cavity wall of the fixed cavity 702, the first spring 7081 is located outside the first threaded column 703, the second spring 7082 is located outside the second threaded column 704, one end of the movable rod 11 is fixedly connected with a third spring 13, one end of the third spring 13 is fixedly connected with the inside of the groove 12, and the first clamping plate 1 and the second clamping plate 2 are favorably fixed on two sides of the ammeter through cooperation of the movable rod 11, the groove 12 and the third spring 13, so that the use is facilitated.
And those not described in detail in this specification are well within the skill of those in the art.
When the ammeter works, the second clamping plate 2 is attached to one side of the ammeter, the first clamping plate 1 is pulled to one side, the first connecting plate 5 moves to drive the third spring 13 to be stressed and be in an extension state, then the first connecting plate 5 and the second connecting plate 6 are attached to the front side of the ammeter, at the moment, the third clamping groove 10 is just clamped on and clamped with the middle binding post on the ammeter, then the first clamping plate 1 is loosened, the first clamping plate 1 is attached to the side edge of the ammeter under the action of the third spring 13, at the moment, the first clamping groove 8 is just clamped on and clamped with the left binding post, the second clamping groove 9 is just clamped on and clamped with the right binding post, the first lead 3 and the second lead 4 are respectively in circuit connection, the right binding post of the common ammeter is in a large number of strokes, therefore, the second threaded contact plate 704 is rotated first, and the second connecting arm 710 is driven to descend to be contacted with the second connecting arm 706, and make the second spring 7082 extend, it is suitable to state the range when the oscillating amplitude of the ampere meter pointer is obvious, otherwise, need to restore the second threaded post 704, and then drive the second contact plate 710 to restore under the effect of the second spring 7082, later, rotate the first threaded post 703, and then drive the first contact plate 709 to descend and contact with dead lever 705, and make the first spring 7081 extend, and then the circuit switches on the ampere meter and works normally, it is fast to change the range, has raised the working efficiency, the wiring terminal that needs to be changed when having solved the current use the ampere meter, thus use the wiring terminal of the suitable range, lead to the problem of complex operation, easy to use.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Ammeter series connection quick access device based on teaching, including first splint (1) and second splint (2), be provided with first wire (3) on first splint (1), be provided with second wire (4), its characterized in that on second splint (2): a first connecting plate (5) is fixedly connected to one side of the first clamping plate (1), a second connecting plate (6) is fixedly connected to one side of the second clamping plate (2), and a wiring mechanism (7) is arranged between the first clamping plate (1) and the second clamping plate (2);
the wiring mechanism (7) comprises a first wiring arm (701), a fixed cavity (702), a first threaded column (703) and a second threaded column (704), the fixed cavity (702) is arranged in the second clamping plate (2), the fixed cavity (702) is respectively and fixedly connected with a fixed rod (705) and a second wiring arm (706), one ends of the fixed rod (705) and the second wiring arm (706) penetrate through the fixed cavity (702) and extend to the outside of the second clamping plate (2), the back surface of the outer surface of the fixed rod (705) is fixedly connected with a third wiring arm (707), the inside of the fixed cavity (702) is respectively and fixedly connected with a first contact plate (709) and a second contact plate (710) through a reset component (708), a third lead (711) is fixedly connected between the first contact plate (709) and the second contact plate (710), and the end part of the second lead (4) is fixedly connected with the outer surface of the second contact plate (710), the first wiring arm (701) is fixedly connected to one side of the first clamping plate (1), and the first threaded column (703) and the second threaded column (704) are both in threaded connection above the second clamping plate (2).
2. The teaching-based ammeter series connection quick access device as claimed in claim 1, wherein: one end of the first wiring arm (701) is provided with a first clamping groove (8), one end of the second wiring arm (706) is provided with a second clamping groove (9), and the rear end of the third wiring arm (707) is provided with a third clamping groove (10).
3. The teaching-based ammeter series connection quick access device as claimed in claim 1, wherein: one side of the first connecting plate (5) is fixedly connected with a movable rod (11), and one side of the second connecting plate (6) is provided with a groove (12).
4. The teaching-based ammeter series connection quick access device as claimed in claim 1, wherein: the reset assembly (708) comprises a first spring (7081) and a second spring (7082), the bottom end of the first spring (7081) is fixedly connected with the top of the first contact plate (709), the bottom end of the second spring (7082) is fixedly connected with the top of the second contact plate (710), and the top ends of the first spring (7081) and the second spring (7082) are fixedly connected with the top of the cavity wall of the fixed cavity (702).
5. The teaching-based ammeter series connection quick access device as claimed in claim 4, wherein: the first spring (7081) is located outside the first threaded post (703) and the second spring (7082) is located outside the second threaded post (704).
6. The teaching-based ammeter series connection quick access device as claimed in claim 3, wherein: one end of the movable rod (11) is fixedly connected with a third spring (13), and one end of the third spring (13) is fixedly connected with the inside of the groove (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121402015.2U CN214953708U (en) | 2021-06-23 | 2021-06-23 | Ammeter series connection quick access device based on teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121402015.2U CN214953708U (en) | 2021-06-23 | 2021-06-23 | Ammeter series connection quick access device based on teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214953708U true CN214953708U (en) | 2021-11-30 |
Family
ID=79049709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121402015.2U Expired - Fee Related CN214953708U (en) | 2021-06-23 | 2021-06-23 | Ammeter series connection quick access device based on teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214953708U (en) |
-
2021
- 2021-06-23 CN CN202121402015.2U patent/CN214953708U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211130 |