CN213689815U

CN213689815U - Door lock safety detector

Info

Publication number: CN213689815U
Application number: CN202023010685.8U
Authority: CN
Inventors: 王宝军; 谢正川; 步雨桦; 刘鹏; 李博; 张永欣
Original assignee: Langfang Branch Of Hebei Institute Of Special Equipment Supervision And Inspection; Dalian Hengya Instruments And Meters Co ltd
Current assignee: Langfang Branch Of Hebei Institute Of Special Equipment Supervision And Inspection; Dalian Hengya Instruments And Meters Co ltd
Priority date: 2020-12-14
Filing date: 2020-12-14
Publication date: 2021-07-13
Anticipated expiration: 2030-12-14

Abstract

The utility model provides a lock safety inspection appearance, including last casing and lower casing, go up the casing and pass through flat head screwed connection with lower casing, the top of going up the casing is equipped with the interface part, goes up the casing surface and installs the battery through the clamp plate, and the battery surface is equipped with the circuit board, and the surface of circuit board is equipped with the screen. The utility model has the advantages that: because the voltage of test elevator safety circuit is 380v, the utility model discloses door lock safety detector's casing adopts ABS to prevent static material, and 4 mm's casing thickness improves insulating nature and safety in utilization greatly. The rope can be hung on the supporting rods, and the rope which is threaded through the two supporting rods on one side can be hung on the neck, so that the novel portable clothes hanger is small in size and convenient to carry. Voltage wiring mouth, earth connection mouth are all in one side, make things convenient for operating personnel to work a telephone switchboard, adopt 5.5 cun high definition display screens, and the convenience of use has been improved in the touch-sensitive screen operation.

Description

Door lock safety detector

Technical Field

The utility model relates to a testing arrangement field in safety device return circuits such as test elevator lock, more specifically say and relate to a lock safety inspection appearance.

Background

To ensure safe operation of the elevator, a number of safety components are installed on the elevator. The elevator can only be run if each safety element is in a normal condition, otherwise the elevator stops running immediately.

The safety loop is that each safety component of the elevator is provided with a safety switch, all the safety switches are connected in series to control a safety relay. Only under the condition that all safety switches are switched on, the safety relays are closed, and the elevator can be operated by power.

The instrument for measuring the safety circuit on the market adopts a measuring mode of box wiring, and has the advantages of large volume, inconvenient carrying and complex operation. Insulating nature is relatively poor, and the measurement personnel use comparatively dangerous, designs a neotype lock safety inspection appearance of a section for this reason.

Disclosure of Invention

The utility model overcomes not enough among the prior art provides a lock safety inspection appearance.

The purpose of the utility model is realized by the following technical scheme.

The door lock safety detector comprises an upper shell and a lower shell, wherein the upper shell is connected with the lower shell through flat-head screws, the top of the upper shell is provided with an interface part, the surface of the upper shell is provided with a battery through a pressing plate, the surface of the battery is provided with the pressing plate, the surface of the battery is provided with a circuit board, and the surface of the circuit board is provided with a screen.

Preferably, the interface part is provided with a fixed block, the fixed block is provided with a plurality of insertion holes, and four corners of the fixed block are fixed through first inner hexagonal screws.

Preferably, in any one of the above aspects, the interface unit includes a switch, a voltage connection port, a ground line port, and a fuse, and the insertion ports correspond to positions of the switch, the voltage connection port, the ground line port, and the fuse, respectively.

Preferably, a support rod is arranged between the lower shells.

According to any one of the above schemes, preferably, the upper and lower ends of the lower shell are provided with the supporting rods.

Preferably, according to any one of the above schemes, two ends of the pressure plate are fixed by second hexagon socket head cap screws.

Preferably, according to any one of the above aspects, a charging port is provided on the lower housing.

Preferably, according to any one of the above schemes, the surface of the screen is provided with a toughened film.

According to any one of the above schemes, preferably, the screen and the toughened film are fixed through a cross countersunk head hexagon socket head cap screw.

The utility model has the advantages that:

because the voltage of test elevator safety circuit is 380v, the utility model discloses door lock safety detector's casing adopts ABS to prevent static material, and 4 mm's casing thickness improves insulating nature and safety in utilization greatly. The rope can be hung on the supporting rods, and the rope which is threaded through the two supporting rods on one side can be hung on the neck, so that the novel portable clothes hanger is small in size and convenient to carry. Voltage wiring mouth, earth connection mouth are all in one side, make things convenient for operating personnel to work a telephone switchboard, adopt 5.5 cun high definition display screens, and the convenience of use has been improved in the touch-sensitive screen operation.

The utility model provides a measure safety circuit instrument bulky, carry inconvenient problem.

Drawings

FIG. 1 is a top view of a door lock safety detector;

FIG. 2 is a front view of the door lock safety detector;

FIG. 3 is a bottom view of the door lock safety detector;

FIG. 4 is a schematic view of the structure of the lower housing of the door lock safety detector;

FIG. 5 is a schematic view of a structure of a door lock safety detector with a circuit board mounted inside;

FIG. 6 is a schematic diagram of the structure of the battery of the internal device of the door lock safety detector;

FIG. 7 is a schematic view of the operation of the door lock safety detector;

in the figure:

1. a switch; 2. a voltage wiring port; 3. a ground wire port; 4. a fuse; 5. a lower housing;

6. a first hexagonal socket head cap screw; 7. a fixed block; 8. tempering the film; 9. a screen; 10. a cross countersunk head hexagon socket head cap screw;

11. an upper housing; 12. a charging port; 13. a copper pillar; 14. a strut; 15. a circuit board; 16. a cross countersunk head screw;

17. a battery; 18. a double-headed screw; 19. pressing a plate; 20. a second hexagonal socket head cap screw; 21. a flat head screw;

22. a short-circuit wire; 23. a contact; 24. a first red alligator clip; 25. a second red alligator clip;

26. a yellow ground wire; 27. a yellow crocodile clip; 28. a voltage line; 29. and (4) red test lines.

Detailed Description

The technical solution of the present invention is further explained by the following specific examples.

The door lock safety detector shown in fig. 1 and 5 comprises an upper shell 11 and a lower shell 5, wherein the upper shell 11 is connected with the lower shell 5 through a flat head screw 21, the upper shell 11 and the lower shell 5 are both made of an ABS antistatic material, and the thicknesses of the upper shell 11 and the lower shell 5 are 4mm, so that the insulativity and the use safety are greatly improved; the top of the upper shell 11 is provided with a connecting part, the surface of the upper shell 11 is provided with a battery 17 through a pressing plate 19, the surface of the battery 17 is provided with the pressing plate 19, the surface of the battery 17 is provided with a circuit board 15, four corners of the circuit board 15 are fixed through cross countersunk head screws 16, and the surface of the circuit board 15 is provided with a screen 9.

As shown in fig. 2, a toughened film 8 is arranged on the surface of the screen 9, and the screen 9 and the toughened film 8 are fixed by a cross countersunk head hexagon socket head cap screw 10. Preferably, the screen 9 adopts a 5.5-inch high-definition display screen, and the use convenience is improved through touch screen operation.

As shown in fig. 1, the interface part is provided with a fixed block 7, the fixed block 7 is provided with a plurality of insertion holes, and four corners of the fixed block 7 are fixed by first inner hexagonal screws 6; the interface part comprises a switch 1, a voltage wiring port 2, a grounding wire port 3 and a fuse 4, and the insertion ports respectively correspond to the positions of the switch 1, the voltage wiring port 2, the grounding wire port 3 and the fuse 4.

As shown in fig. 3 and 4, a strut 14 is arranged between the upper shell 11 and the lower shell 5; the upper end and the lower end of the lower shell 5 are provided with supporting rods 14; the supporting rods 14 can be hung on the neck through ropes which are penetrated through the two supporting rods 14 at one side, so that the portable clothes hanger is small in size and convenient to carry; a copper column 13 is also arranged between the upper shell 11 and the lower shell 5; the lower case 5 is provided with a charging port 12.

As shown in fig. 6, both ends of the pressing plate 19 are fixed by second hexagon socket head cap screws 20, and the battery 17 is mounted on the surface of the upper case 11 by the stud screws 18;

as shown in figure 7, during the use, the utility model discloses a lock safety detector's test procedure is for switching the elevator to "maintenance" state. Before wiring, the instrument is confirmed to be in a shutdown state. Two red test wires 29 are correspondingly inserted into the voltage wiring port 2, the yellow ground wire 26 is connected into the ground wire port 3, and crocodile clips or probes for colors are installed. Two

red alligator clips

24 and 25 are respectively clipped on two contacts 23 of the door lock switch, and a yellow alligator clip 27 is connected with a voltage wire 28 and is connected with a ground wire 26. The two contacts 23 at the other end are then shorted by a shorting line 22. The switch 1 is turned on, and the "start measurement" button is pressed to start measurement, thereby obtaining a measurement result.

While one embodiment of the present invention has been described in detail, the description is only a preferred embodiment of the present invention, and should not be considered as limiting the scope of the present invention. All the equivalent changes and improvements made according to the application scope of the present invention should still fall within the patent coverage of the present invention.

Claims

1. Door lock safety detector, its characterized in that: the battery charger comprises an upper shell and a lower shell, wherein the upper shell is connected with the lower shell through flat-head screws, a connecting port is arranged at the top of the upper shell, a battery is mounted on the surface of the upper shell through a pressing plate, the pressing plate is arranged on the surface of the battery, a circuit board is arranged on the surface of the battery, and a screen is arranged on the surface of the circuit board.

2. The door lock safety detector according to claim 1, wherein: the connector is characterized in that the connector is provided with a fixing block, the fixing block is provided with a plurality of inserting holes, and four corners of the fixing block are fixed through first inner hexagonal screws.

3. The door lock safety detector according to claim 2, wherein: the interface part comprises a switch, a voltage wiring port, a grounding wire port and a fuse, and the insertion port corresponds to the positions of the switch, the voltage wiring port, the grounding wire port and the fuse respectively.

4. The door lock safety detector according to claim 1, wherein: a support rod is arranged between the upper shell and the lower shell.

5. The door lock safety detector according to claim 4, wherein: the upper end and the lower end of the lower shell are provided with the supporting rods.

6. The door lock safety detector according to claim 1, wherein: and two ends of the pressing plate are fixed through second inner hexagonal screws.

7. The door lock safety detector according to any one of claims 1 to 6, wherein: and a charging port is arranged on the lower shell.

8. The door lock safety detector according to claim 7, wherein: and a toughened film is arranged on the surface of the screen.

9. The door lock safety detector according to claim 8, wherein: the screen and the toughened film are fixed through a cross countersunk head hexagon socket head cap screw.