CN218524767U

CN218524767U - Alternating current power supply detection circuit

Info

Publication number: CN218524767U
Application number: CN202222625579.3U
Authority: CN
Inventors: 刘伟; 高小兵; 孔颖颖
Original assignee: Shanghai Ampote Electronic Lighting Technology Co ltd
Current assignee: Shanghai Yinai Electronic Technology Co.,Ltd.
Priority date: 2022-10-02
Filing date: 2022-10-02
Publication date: 2023-02-24
Anticipated expiration: 2032-10-02

Abstract

The utility model discloses an alternating current power supply detection circuitry relates to and detects technical field, including the universal meter fuselage, the lag has been cup jointed down in the top activity of universal meter fuselage, the top both ends symmetry activity of lag is pegged graft and is had the connecting rod down, stopper No. one of the bottom fixedly connected with of connecting rod, set up a shifting chute that uses with a stopper cooperation in the lag down, a spring has been cup jointed in the activity on the connecting rod of shifting chute, the lag has been cup jointed in the top activity of connecting rod, no. two springs have been cup jointed in the activity on the connecting rod of No. two shifting chutes, it has the guard plate to go up that the one end top of lag is kept away from down to the lag articulates, go up the fixed establishment that fixedly connected with used with the guard plate cooperation on the lag. The utility model discloses it is rational in infrastructure, the guard plate through transparent material can play the guard action to the display screen on the universal meter fuselage, and the display screen touches the object and damages when avoiding the universal meter fuselage to be convenient for take the universal meter fuselage fast.

Description

Alternating current power supply detection circuit

Technical Field

The utility model relates to a detect technical field, in particular to alternating current power supply detection circuitry.

Background

The alternating current power supply is common household electricity, is 220V alternating current and is characterized in that the current magnitude and the direction change continuously along with the change of time, and the time for changing a period is 0.02s, namely 1s changes 50 times periodically, namely the 50Hz power supply is commonly said. When the socket can not be used in the household electricity utilization process, a universal meter is often used for detecting whether the socket is short-circuited or not.

When the current universal meter detects the socket at home, the universal meter drops to ground easily, and its surface-wrapped rubber sleeve can only play certain guard action to the shell to can't play guard action to the screen on the universal meter, the screen on the universal meter drops downwards and damages easily when touching the object, and current rubber protective sheath dismouting is also more time-consuming and energy-consuming moreover. Accordingly, the present application provides an ac power supply detection circuit to meet the needs.

SUMMERY OF THE UTILITY MODEL

An object of this application provides an alternating current power supply detection circuitry, can play the guard action to the display screen on the universal meter fuselage through transparent material's guard plate, and the object damage is touched to the display screen when avoiding the universal meter fuselage to be convenient for take to the universal meter fuselage fast.

In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides an alternating current power supply detection circuitry, includes the universal meter fuselage, the top activity of universal meter fuselage has cup jointed down the lag, the top both ends symmetry activity of lag is pegged graft down has the connecting rod, no. one stopper of bottom fixedly connected with of connecting rod, seted up in the lag down with a shifting chute that the stopper cooperation was used, no. one the shifting chute the activity has cup jointed No. one the spring on the connecting rod, the top activity of connecting rod has cup jointed last lag, no. two stoppers of top fixedly connected with of connecting rod, set up in the last lag with No. two shifting chutes that the stopper cooperation was used, no. two the shifting chutes on the connecting rod activity has cup jointed No. two springs, it keeps away from to go up the lag the one end top of lag down articulates there is the guard plate, go up the guard sheathe fixedly connected with the fixed establishment that the guard plate cooperation was used.

Preferably, the fixed mechanism comprises symmetrical fixed connection and is in the protection plate two sides fixed rod on the upper protection cover, the fixed rod is far away from the movable insertion of one end of the upper protection cover, the movable rod is located at one end of the fixed rod fixedly connected with clamping block, a movable cavity matched with the clamping block for use is formed in the fixed rod, a third spring is movably sleeved on the movable rod in the movable cavity, the movable rod is located at one end of the fixed rod, which is fixedly connected with a pulling rod, and the top of the pulling rod is hinged with a fixed block.

Preferably, the two sides of the pulling rod are provided with anti-skid grains.

Preferably, the end parts of the lower protective sleeve and the upper protective sleeve are both fixedly connected with pull rings.

Preferably, the inner sides of the lower protective sleeve and the upper protective sleeve are both fixedly connected with rubber layers.

Preferably, the protection plate is made of transparent materials.

To sum up, the utility model discloses a technological effect and advantage:

the utility model discloses in, resilience force through a spring makes the universal meter fuselage spacing fixed in last lag and lower lag through the resilience force of a spring and No. two springs, protect the universal meter fuselage through last lag and lag down, avoid universal meter fuselage collision damage, and the guard plate through transparent material can play the guard action to the display screen on the universal meter fuselage, the object damage is touched to the display screen when avoiding the universal meter fuselage to drop, and when the universal meter fuselage needs to be taken out, make the guard plate can overturn through fixed establishment, then stimulate two pull rings respectively, two pull rings stimulate lag extrusion spring and last lag extrusion No. two springs respectively under pulling respectively and move, thereby it is spacing to the extrusion of universal meter fuselage 1 that lag and last lag break away from down to make, be convenient for take the universal meter fuselage fast.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings 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 application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic diagram of a three-dimensional structure of an AC power detection circuit;

FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;

FIG. 3 is a schematic view of a connection structure of a movable rod and a fixed rod;

fig. 4 is a schematic view of a connection structure of the lower protective sleeve and the upper protective sleeve.

In the figure: 1. a universal meter body; 2. a lower protective sleeve; 3. a connecting rod; 4. a first limiting block; 5. a first moving groove; 6. a first spring; 7. an upper protective sleeve; 8. a second limiting block; 9. a second moving groove; 10. a second spring; 11. a protection plate; 12. a fixing mechanism; 121. fixing the rod; 122. a movable rod; 123. a clamping block; 124. a movable cavity; 125. a third spring; 126. pulling a rod; 127. a fixed block; 13. and (4) a pull ring.

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.

Example (b): referring to fig. 1-4, an alternating current power supply detection circuit comprises a universal meter body 1, a lower protective sleeve 2 is movably sleeved on the top of the universal meter body 1, connecting rods 3 are symmetrically and movably inserted at two ends of the top of the lower protective sleeve 2, a first limiting block 4 is fixedly connected to the bottom of the connecting rod 3, a first moving groove 5 matched with the first limiting block 4 is formed in the lower protective sleeve 2, a first spring 6 is movably sleeved on the connecting rod 3 in the first moving groove 5, an upper protective sleeve 7 is movably sleeved on the top end of the connecting rod 3, a second limiting block 8 is fixedly connected to the top of the connecting rod 3, a second moving groove 9 matched with the first limiting block 4 is formed in the upper protective sleeve 7, a second spring 10 is movably sleeved on the connecting rod 3 in the second moving groove 9, and a protective plate 11 is hinged to the top of one end, far away from the lower protective sleeve 2, of the upper protective sleeve 7, the upper protection sleeve 7 is fixedly connected with a fixing mechanism 12 matched with the protection plate 11 for use, the end parts of the lower protection sleeve 2 and the upper protection sleeve 7 are fixedly connected with pull rings 13, the inner sides of the lower protection sleeve 2 and the upper protection sleeve 7 are fixedly connected with rubber layers, the protection plate 11 is made of transparent materials, the universal meter body 1 is fixed in the upper protection sleeve 7 and the lower protection sleeve 2 in a limiting manner through the resilience force of the first spring 6 and the resilience force of the second spring 10, the universal meter body 1 is protected through the upper protection sleeve 7 and the lower protection sleeve 2, collision damage of the universal meter body 1 is avoided, the protection plate 11 made of transparent materials can protect a display screen on the universal meter body 1, the display screen is prevented from touching an object to be damaged when the universal meter body 1 drops, and when the universal meter body 1 needs to be taken out, the protection plate 11 can be turned over through the fixing mechanism 12, stimulate two pull rings 13 respectively after that, two pull rings 13 stimulate lag 2 extrusion spring 6 down and go up lag 7 extrusion spring 10 No. two respectively and remove to it is spacing to the extrusion of universal meter fuselage 1 that makes lag 2 and last lag 7 break away from down, is convenient for take to universal meter fuselage 1 fast.

As a preferred embodiment of this embodiment, as shown in fig. 1 to 3, the fixing mechanism 12 includes fixing rods 121 symmetrically and fixedly connected to the protective covers 7 on both sides of the protective plate 11, a movable rod 122 is movably inserted into one end of the fixing rod 121 away from the protective cover 7, a clamping block 123 is fixedly connected to one end of the movable rod 122 located inside the fixing rod 121, a movable cavity 124 used in cooperation with the clamping block 123 is formed in the fixing rod 121, a third spring 125 is movably sleeved on the movable rod 122 in the movable cavity 124, a pulling rod 126 is fixedly connected to one end of the movable rod 122 located outside the fixing rod 121, a fixing block 127 is hinged to the top of the pulling rod 126, anti-slip threads are formed on both sides of the pulling rod 126, the pulling rod 126 is pulled, the pulling rod 126 extrudes the third spring 125 through the clamping block 123 to move along with the movable rod 122, the moving pulling rod 126 drives the end of the fixing block 127 to separate from the attachment with the protective plate 11, and then the fixing block 127 is turned over to make the protective plate 11 vertical, thereby facilitating the turning over of the protective plate 11.

This practical theory of operation: resilience force through a spring 6 makes the spacing fixing of universal meter fuselage 1 in last lag 7 and lag 2 down with No. two spring 10's resilience force, protect universal meter fuselage 1 through last lag 7 and lag 2 down, avoid universal meter fuselage 1 collision damage, and guard plate 11 through transparent material can play the guard action to the display screen on the universal meter fuselage 1, the object damage is touched to the display screen when avoiding universal meter fuselage 1 to drop, and when needs take out universal meter fuselage 1, pulling pull rod 126, pull rod 126 extrudes No. three spring 125 along with movable rod 122 through fixture block 123, the tip that the pull rod 126 of removal drove fixed block 127 breaks away from with the laminating of guard plate 11, upset fixed block 127 makes it become vertical form after that, be convenient for guard plate 11 to overturn, stimulate two pull rings 13 respectively after that, two pull rings 13 stimulate lag 2 extrusion No. one spring 6 down and last lag 7 extrusion No. two spring 10 of extrusion respectively and move, thereby make lag 2 break away from the extrusion to universal meter fuselage 1 with last lag 7 down, be convenient for take fast to take multimeter fuselage 1.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions on some technical features, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of the present invention.

Claims

1. The utility model provides an alternating current power supply detection circuitry, includes universal meter fuselage (1), its characterized in that: lag (2) down has been cup jointed in the top activity of universal meter fuselage (1), peg graft in the top both ends symmetry activity of lag (2) down and have connecting rod (3), stopper (4) of bottom fixedly connected with of connecting rod (3), seted up in lag (2) down with a shifting chute (5) that stopper (4) cooperation was used, in shifting chute (5) a spring (6) has been cup jointed in the activity on connecting rod (3), lag (7) have been cup jointed in the top activity of connecting rod (3), no. two stopper (8) of top fixedly connected with of connecting rod (3), go up lag (7) seted up with No. two shifting chutes (9) that stopper (4) cooperation was used, in No. two shifting chutes (9) the activity has been cup jointed No. two springs (10) on connecting rod (3), go up lag (7) and keep away from down the one end top of lag (2) articulates there is guard plate (11), go up fixedly connected with lag (7) fixed guard plate (11) cooperation.

2. The alternating current power supply detection circuit according to claim 1, wherein: fixed establishment (12) including symmetry fixed connection in guard plate (11) both sides go up dead lever (121) on lag (7), dead lever (121) are kept away from the one end activity of going up lag (7) is pegged graft and is had movable rod (122), movable rod (122) are located one end fixedly connected with fixture block (123) in dead lever (121), set up in dead lever (121) with fixture block (123) cooperation use activity chamber (124), in activity chamber (124) movable rod (122) go up the activity cup joint No. three spring (125), movable rod (122) are located one end fixedly connected with pulling rod (126) outside dead lever (121), the top of pulling rod (126) articulates there is fixed block (127).

3. The alternating current power supply detection circuit according to claim 2, wherein: anti-skidding lines are arranged on two sides of the pulling rod (126).

4. The alternating current power supply detection circuit according to claim 1, wherein: the lower protection sleeve (2) and the end part of the upper protection sleeve (7) are fixedly connected with pull rings (13).

5. The alternating current power supply detection circuit according to claim 1, wherein: the inner sides of the lower protective sleeve (2) and the upper protective sleeve (7) are fixedly connected with rubber layers.

6. The alternating current power supply detection circuit according to claim 1, wherein: the protection plate (11) is made of transparent materials.