CN209947230U - Demonstration ammeter - Google Patents
Demonstration ammeter Download PDFInfo
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- CN209947230U CN209947230U CN201920501285.5U CN201920501285U CN209947230U CN 209947230 U CN209947230 U CN 209947230U CN 201920501285 U CN201920501285 U CN 201920501285U CN 209947230 U CN209947230 U CN 209947230U
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- locking
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- adjusting panel
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Abstract
The utility model provides a demonstration ammeter, including gauge stand, gauge outfit and watchcase, the watchcase is transparent material, the gauge stand has seted up the inserting groove, the watchcase lower extreme is inserted and is located in the inserting groove, the gauge stand side is equipped with the locking through-hole that runs through with the inserting groove and set up, be equipped with locking screw in the locking through-hole, the watchcase lies in the one end of inserting groove and is equipped with the fixed orifices of coaxial setting with the locking through-hole, locking screw passes the fixed orifices and fixes the watchcase on the gauge stand detachablely; the meter comprises a meter body, and is characterized in that an opening is formed in the side wall of the front face of the meter shell from bottom to top, a fixed slot is formed in the meter seat, a wiring adjusting panel is vertically inserted into the fixed slot, the opening in the meter shell is buckled on the wiring adjusting panel, the bottom of the opening is abutted against the top of the wiring adjusting panel, and the front face of the meter shell and the wiring adjusting panel are arranged in the same plane. The utility model has the advantages of be convenient for observe the theory of operation, conveniently open the dustcoat simultaneously.
Description
Technical Field
The utility model relates to a teaching equipment field, concretely relates to demonstration ammeter.
Background
In the teaching of subjects such as electrician electronics, often can use the ammeter to demonstrate, but current ammeter often is an overall design, and difficult taking apart, and individual less, is difficult to observe inside operation structure and principle, even some ammeters have adopted transparent watchcase, nevertheless still can influence student's observation closely because of blockking of this watchcase, once take apart again and make each necessary subassembly alternate segregation influence the normal operating of ammeter.
SUMMERY OF THE UTILITY MODEL
Based on the problem, the utility model aims to provide a demonstration ammeter convenient to observe the theory of operation, conveniently open the dustcoat simultaneously.
Aiming at the problems, the following technical scheme is provided: a demonstration ammeter comprises a meter base, a meter head positioned on the meter base and a meter shell positioned on the meter base and used for covering the meter head in the meter shell, wherein the meter shell is made of transparent materials, an insertion groove is formed in the meter base, the lower end of the meter shell is inserted in the insertion groove, a locking through hole penetrating through the insertion groove is formed in the side surface of the meter base, a locking screw is arranged in the locking through hole, a fixing hole coaxial with the locking through hole is formed in one end, positioned in the insertion groove, of the meter shell, and the locking screw penetrates through the fixing hole to detachably fix the meter shell on the meter base; the meter comprises a meter body, and is characterized in that an opening is formed in the side wall of the front face of the meter shell from bottom to top, a fixed slot is formed in the meter seat, a wiring adjusting panel is vertically inserted into the fixed slot, the opening in the meter shell is buckled on the wiring adjusting panel, the bottom of the opening is abutted against the top of the wiring adjusting panel, and the front face of the meter shell and the wiring adjusting panel are arranged in the same plane.
In the structure, the watchcase of transparent material is convenient for observe the theory of operation of gauge outfit, the watchcase is connected with the inserting groove and carries out the anticreep through locking screw is fixed, only need demolish locking screw when needs dismantle the watchcase and can make its both separation, be favorable to the student to closely observe touch gauge outfit, be convenient for know its theory of operation, separately set up wiring adjusting panel and watchcase, wiring adjusting panel can separate alone with the watchcase when making the watchcase remove, when the lock watchcase, fix wiring adjusting panel through the opening on the watchcase, can effectively avoid wiring adjusting panel to drop.
The utility model discloses further set up to, the gauge outfit is fixed in on the scale plate, be equipped with the pointer on the gauge outfit, the scale plate is fixed in on the gauge stand.
In the structure, the scale plate is matched with the pointer to indicate the scale, so that the ammeter can show the operation principle of the ammeter to the outside and can detect the current and the voltage.
The utility model discloses further set up to, the scale plate inserting groove has been seted up on the gauge stand, the scale plate is pegged graft on the scale plate inserting groove.
In the structure, the splicing mode can facilitate the installation of the scale plate.
The utility model discloses further set up to, the scale plate is transparent material.
In the structure, the operation principle of the gauge head is favorably displayed, and the shielding is avoided.
The utility model discloses further set up to, be equipped with terminal, adjust knob and pointer zero return knob on the wiring adjusting panel.
In the structure, the binding post is used for wiring, the adjusting knob is used for adjusting different measuring gears, and the pointer zeroing knob is used for zeroing the pointer.
The utility model discloses further set up to, the locking through-hole sets up on the left surface of gauge stand, right flank and trailing flank.
In the structure, the watch shell can be effectively fixed.
The utility model discloses further set up to, every side all is equipped with two locking through-holes.
In the structure, the watchcase can be fixed more firmly, and the shaking amount after fixing is reduced.
The utility model discloses further set up to, be equipped with the screw hole with the coaxial setting of locking through-hole on one side lateral wall of inserting groove locking through-hole dorsad, locking screw and screw hole screw-thread fit.
In the structure, the locking screw is matched with the threaded hole, so that the locking screw penetrates through the fixing hole in the watch case to realize fixation.
The utility model discloses further set up to, the gauge stand bottom surface is equipped with the bottom plate, watchcase lower extreme terminal surface offsets with the bottom plate.
In the structure, the bottom plate is used for limiting, so that the through hole can be aligned with the locking through hole when the watch case is installed.
The utility model discloses further set up to, wiring adjusting panel is transparent material.
In the structure, the shielding of the internal structure can be reduced, and the whole body looks more transparent.
The utility model has the advantages that: transparent material's watchcase is convenient for observe the theory of operation of gauge outfit, the watchcase is connected with the inserting groove and carries out the anticreep through locking screw is fixed, only need demolish locking screw when needs dismantle the watchcase and can make its both separation, be favorable to the student to closely observe touch gauge outfit, be convenient for know its theory of operation, adjusting panel and watchcase part setting of will working a telephone switchboard, adjusting panel can separate alone with the watchcase when making the watchcase remove, when the lock watchcase, opening on the watchcase is fixed adjusting panel, can effectively avoid adjusting panel of working a telephone switchboard to drop.
Drawings
Fig. 1 is a schematic view of the structure of the partial section of the present invention.
Fig. 2 is a schematic structural view of the watch case open state of the present invention.
Fig. 3 is a schematic view of the watch seat structure of the present invention.
Fig. 4 is an enlarged schematic view of a portion a of fig. 3 according to the present invention.
The reference numbers in the figures mean: 10-a gauge stand; 11-a plug groove; 12-locking through holes; 121-a threaded hole; 13-locking screws; 14-a fixed slot; 15-scale plate inserting grooves; 16-a base plate; 20-header; 21-a scale plate; 22-a pointer; 30-a watch case; 31-a fixation hole; 32-opening; 40-a wiring adjustment panel; 41-a binding post; 42-adjusting knob; 43-pointer zero knob.
Detailed Description
The following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples. The following examples are intended to illustrate the invention, but are not intended to limit the scope of the invention.
Referring to fig. 1 to 4, the demonstration electric meter shown in fig. 1 to 4 includes a meter base 10, a meter head 20 located on the meter base 10, and a meter case 30 located on the meter base 10 and covering the meter head 20 therein, the meter case 30 is made of transparent acrylic material, the meter base 10 is provided with an insertion groove 11, the lower end of the meter case 30 is inserted into the insertion groove 11, a locking through hole 12 penetrating the insertion groove 11 is formed in a side surface of the meter base 10, a locking screw 13 is arranged in the locking through hole 12, a fixing hole 31 coaxial with the locking through hole 12 is formed in one end of the meter case 30 located in the insertion groove 11, and the locking screw 13 passes through the fixing hole 31 to detachably fix the meter case 30 on the meter base 10; the utility model discloses a connection adjusting device, including watchcase 30, fixed slot 10, connection adjusting panel 40, opening 32 on watchcase 30 is equipped with opening 32 that sets up from bottom to top on the lateral wall of the front of watchcase 30, be equipped with fixed slot 14 on watchcase 10, vertical the inserting of fixed slot 14 is equipped with wiring adjusting panel 40, opening 32 on watchcase 30 detains its opening 32 bottom on wiring adjusting panel 40 and the top of wiring adjusting panel 40 offsets, the front of watchcase 30 is the coplanar with wiring adjusting panel 40 and sets.
In the structure, watchcase 30 of transparent ya keli material is convenient for observe the theory of operation of gauge outfit 20, watchcase 30 is connected with inserting groove 11 and fixes through locking screw 13 and carries out the anticreep, only need demolish locking screw 13 when watchcase 30 is dismantled to needs and can make its both separation, be favorable to the student to closely observe touch gauge outfit 20, be convenient for understand its theory of operation, adjusting panel 40 and watchcase 30 part will be worked a telephone switchboard separately sets up, make when watchcase 30 removes wiring adjusting panel 40 can separate with watchcase 30 alone, when lock watchcase 30, opening 32 on watchcase 30 fixes wiring adjusting panel 40, can effectively avoid wiring adjusting panel 40 to drop.
In this embodiment, the gauge head 20 is fixed on a scale plate 21, the pointer 22 is arranged on the gauge head 20, and the scale plate 21 is fixed on the gauge stand 10.
In the structure, the scale plate 21 is matched with the pointer 22 to indicate the scale, so that the ammeter can show the operation principle of the ammeter to the outside and can detect the current and the voltage.
In this embodiment, the gauge stand 10 is provided with a scale plate insertion groove 15, and the scale plate 21 is inserted into the scale plate insertion groove 15.
In the above structure, the inserting manner can facilitate the installation of the scale plate 21.
In this embodiment, the scale plate 21 is made of transparent acrylic material.
In the above structure, it is beneficial to show the operation principle of the gauge head 20 and avoid the occurrence of shielding.
In this embodiment, the wiring adjustment panel 40 is provided with a wiring terminal 41, an adjustment knob 42, and a pointer zeroing knob 43.
In the structure, the binding post 41 is used for wiring, the adjusting knob 42 is used for adjusting different measuring gears, and the pointer zeroing knob 43 is used for zeroing the pointer 22.
In this embodiment, the locking through holes 12 are disposed on the left side surface, the right side surface, and the rear side surface of the bezel 10.
In the above configuration, the watch case 30 can be effectively fixed.
In this embodiment, two locking through holes 12 are provided in each side surface.
In the above structure, the case 30 can be fixed more firmly, and the amount of shaking after fixing is reduced.
In this embodiment, a threaded hole 121 coaxially arranged with the locking through hole 12 is disposed on a side wall of the insertion groove 11 facing away from the locking through hole 12, and the locking screw 13 is in threaded fit with the threaded hole 121.
In the above structure, locking screw 13 is engaged with threaded hole 121, so that locking screw 13 passes through fixing hole 31 of watch case 30 to realize fixing.
In this embodiment, a bottom plate 16 is provided on the bottom surface of the watch case 10, and the lower end surface of the watch case 30 abuts against the bottom plate 16.
In the above structure, bottom plate 16 is used for a limit so that through hole 31 can be aligned with locking through hole 12 when case 30 is mounted.
In this embodiment, the wiring adjustment panel 40 is made of transparent acrylic material.
In the structure, the shielding of the internal structure can be reduced, and the whole body looks more transparent.
The utility model has the advantages that: watchcase 30 of transparent ya keli material is convenient for observe the theory of operation of gauge outfit 20, watchcase 30 is connected with inserting groove 11 and fixes through locking screw 13 and carries out the anticreep, only need demolish locking screw 13 when needs dismantle watchcase 30 and can make its both separation, be favorable to the student to closely observe touch gauge outfit 20, be convenient for understand its theory of operation, separately set up wiring adjusting panel 40 and watchcase 30, wiring adjusting panel 40 can separate alone with watchcase 30 when making watchcase 30 remove, when lock watchcase 30, opening 32 through the watchcase 30 fixes wiring adjusting panel 40, can effectively avoid wiring adjusting panel 40 to drop.
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 variations can be made without departing from the technical principle of the present invention, and these modifications and variations of the above assumption should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a demonstration ammeter, includes the gauge stand, is located the gauge outfit on the gauge stand and is located the gauge stand and covers the watchcase wherein with the gauge outfit, its characterized in that: the watch case is made of transparent materials, the watch seat is provided with an insertion groove, the lower end of the watch case is inserted into the insertion groove, the side surface of the watch seat is provided with a locking through hole which is formed by penetrating through the insertion groove, a locking screw is arranged in the locking through hole, one end of the watch case, which is positioned in the insertion groove, is provided with a fixing hole which is coaxial with the locking through hole, and the locking screw penetrates through the fixing hole to detachably fix the watch case on the watch seat; the meter comprises a meter body, and is characterized in that an opening is formed in the side wall of the front face of the meter shell from bottom to top, a fixed slot is formed in the meter seat, a wiring adjusting panel is vertically inserted into the fixed slot, the opening in the meter shell is buckled on the wiring adjusting panel, the bottom of the opening is abutted against the top of the wiring adjusting panel, and the front face of the meter shell and the wiring adjusting panel are arranged in the same plane.
2. A demonstration meter according to claim 1, characterised in that: the gauge outfit is fixed in on the scale plate, be equipped with the pointer on the gauge outfit, the scale plate is fixed in on the gauge stand.
3. A demonstration meter according to claim 2, characterised in that: the gauge stand is provided with a scale plate inserting groove, and the scale plate is inserted in the scale plate inserting groove.
4. A demonstration meter according to claim 2, characterised in that: the scale plate is made of transparent materials.
5. A demonstration meter according to claim 1, characterised in that: and the wiring adjusting panel is provided with a wiring terminal, an adjusting knob and a pointer zeroing knob.
6. A demonstration meter according to claim 1, characterised in that: the locking through holes are formed in the left side face, the right side face and the rear side face of the gauge stand.
7. A demonstration meter according to claim 6, characterised in that: each side surface is provided with two locking through holes.
8. A demonstration meter according to claim 1, characterised in that: and a threaded hole which is coaxial with the locking through hole is formed in the side wall of the insertion groove, which is back to the locking through hole, and the locking screw is in threaded fit with the threaded hole.
9. A demonstration meter according to claim 1, characterised in that: the bottom surface of the watch seat is provided with a bottom plate, and the end surface of the lower end of the watch shell is abutted against the bottom plate.
10. A demonstration meter according to claim 1, characterised in that: the wiring adjusting panel is made of transparent materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920501285.5U CN209947230U (en) | 2019-04-13 | 2019-04-13 | Demonstration ammeter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920501285.5U CN209947230U (en) | 2019-04-13 | 2019-04-13 | Demonstration ammeter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209947230U true CN209947230U (en) | 2020-01-14 |
Family
ID=69127820
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920501285.5U Active CN209947230U (en) | 2019-04-13 | 2019-04-13 | Demonstration ammeter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209947230U (en) |
-
2019
- 2019-04-13 CN CN201920501285.5U patent/CN209947230U/en active Active
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| GR01 | Patent grant | ||
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