Portable universal meter for information engineering

Abstract

The utility model discloses a portable universal meter for information engineering, relates to the technical field of universal meters for information engineering, and aims to solve the problems that when a conventional universal meter is used, the conventional universal meter needs to be manually moved back and forth and then a test pen is operated by two hands, so that the steps are complicated and the back-and-forth operation wastes time and labor during use. A rubber protective shell is arranged outside the universal meter main body; the neck band tough ring is arranged outside the rubber protective shell, and a notch is formed between the two ends of the neck band tough ring; the connecting sleeve is arranged outside the neck band toughness ring, a penetrating groove is formed in the connecting sleeve, and the connecting sleeve slides along the neck band toughness ring through the penetrating groove; the storage groove is formed in the rear surface of the universal meter body, the storage groove and the universal meter body are of an integrated structure, fixing pieces are arranged on the upper surface and the lower surface of one side of the connecting sleeve, the fixing pieces and the connecting sleeve are of an integrated structure, and fixing holes are formed in the fixing pieces.

Description

Technical Field

[0001] The utility model relates to the technical field of information engineering multimeters, in particular to a portable multimeter for information engineering. Background Art

[0002] Multimeter, also known as multiplexer, multimeter, three-meter, complex meter, etc., is an indispensable measuring instrument in power electronics and other departments. It is generally used to measure voltage, current and resistance, and is often used in information engineering.

[0003] For example, the Chinese patent (multimeter) with announcement number CN203224546U: includes a multimeter body, a pointer display meter, a digital display screen and a pair of test rods; the pointer display meter and the digital display screen are arranged on the multimeter body, the pair of test rods are connected to the bottom of the multimeter body through wires, and the pair of test rods are respectively connected to the pointer display meter and the digital display screen; the multimeter body is also covered with an anti-interference layer; the pointer and scale of the pointer display meter are fluorescent strips. The utility model can prevent interference from external magnetic fields, and also has a shock-absorbing effect, effectively protecting the precision components in the multimeter and improving the accuracy of the test; the utility model can be used normally in an environment with poor lighting.

[0004] However, when using the existing multimeter, it is necessary to move back and forth manually, and then operate the test pen with both hands, which leads to complicated steps and time-consuming and laborious back and forth operations; therefore, it does not meet the existing needs. In this regard, we propose a portable multimeter for information engineering. Utility Model Content

[0005] The purpose of the utility model is to provide a portable multimeter for information engineering, so as to solve the problem that the existing multimeter proposed in the above background technology needs to be moved back and forth manually when in use, and then the test pen needs to be operated with both hands, resulting in complicated steps during use and time-consuming and laborious back and forth operations.

[0006] To achieve the above object, the utility model provides the following technical solution: a portable multimeter for information engineering, comprising: a multimeter body, the exterior of the multimeter body being provided with a rubber protective shell;

[0007] Also includes:

[0008] A neck strap flexible ring, which is arranged outside the rubber protective shell, and a gap is arranged between the two ends of the neck strap flexible ring;

[0009] A connecting sleeve, which is arranged outside the neck strap flexible ring, and a through groove is arranged inside the connecting sleeve, and the connecting sleeve slides along the neck strap flexible ring through the through groove;

[0010] The storage slot is arranged on the rear surface of the multimeter body, and the storage slot and the multimeter body are an integrated structure.

[0011] Preferably, the upper and lower surfaces of one side of the connecting sleeve are both provided with fixing plates, and the fixing plate and the connecting sleeve are an integral structure, a fixing hole is provided inside the fixing plate, a connecting hole is provided at the lower end of the storage groove, and the fixing plate is threadedly connected to the connecting hole through an external bolt.

[0012] Preferably, a thread groove is provided at the center of the inner surface of the receiving groove, and a protective ring is provided outside the thread groove.

[0013] Preferably, a sealing plate is provided at the opening of the receiving groove, a fixing knob is provided at the center of the sealing plate, and one end of the fixing knob passes through the sealing plate and is threadedly connected to the thread groove.

[0014] Preferably, positioning frames are provided on both sides of the protective ring, and four positioning frames are provided. A limiting edge is provided on one side surface of the positioning frame, and the limiting edge and the positioning frame are an integrated structure.

[0015] Preferably, a wristband rope is provided at the upper end of the rubber protective shell, a threaded column is provided at the lower end of the wristband rope, and the wristband rope is threadedly connected to the rubber protective shell through the threaded column.

[0016] Preferably, a heightening strip is provided on the rear surface of the rubber protective shell near the upper end, and the heightening strip is connected to the rubber protective shell by hot-melt connection.

[0017] Compared with the prior art, the beneficial effects of the utility model are:

[0018] 1. The utility model sets a connecting sleeve at the rear end of the multimeter body, and the connecting sleeve is put on the outside of the neck strap flexible ring from the notch, and the connecting sleeve slides along the neck strap flexible ring through the through groove, and the fixing plate is threadedly connected with the connecting hole through the external bolt, so as to fix the connecting sleeve and the multimeter body. When using the multimeter, the neck strap flexible ring is put on the user's neck. At this time, the operation panel end of the multimeter body faces the user. The user only needs to lower his head to see the multimeter body, and can also free his hands to perform other operations. When moving, the multimeter will move with the user, and there is no need to manually move the multimeter back and forth, which improves flexibility, saves time and effort, and the multimeter can be conveniently hung on the wrist for carrying through the bracelet rope, thereby improving carrying flexibility.

[0019] 2. By setting a storage slot on the rear surface of the multimeter body and sealing it with a sealing plate, when the test pen is not in use, remove the sealing plate by twisting down the fixing knob. The two positioning frames form a fixed structure for the test pen, which is pressed down between the two positioning frames and fixed by the limiting edge. It plays the role of organizing and storing the test pen and the wire, and also has a protective effect. Compared with hanging the test pen on the outside of the multimeter body, it is convenient to carry as a whole and is not easy to be lost or damaged. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the neck strap toughness ring of the utility model;

[0022] Figure 3 This is a rear view structural diagram of the multimeter main body of the utility model;

[0023] Figure 4 This is a schematic diagram of the front view structure of the positioning frame of the utility model;

[0024] In the figure: 1. Multimeter body; 2. Rubber protective shell; 3. Neck strap toughness ring; 4. Notch; 5. Bracelet rope; 6. Connecting sleeve; 7. Through slot; 8. Fixing plate; 9. Fixing hole; 10. Connecting hole; 11. Storage slot; 12. Positioning frame; 13. Protective ring; 14. Threaded groove; 15. Heightening strip; 16. Sealing plate; 17. Fixing knob; 18. Threaded column; 19. Limiting edge. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] See also Figure 1-4 , the utility model provides an embodiment: a portable multimeter for information engineering, comprising: a multimeter body 1, the outside of which is provided with a rubber protective shell 2;

[0027] Also includes:

[0028] A neck strap flexible ring 3 is arranged outside the rubber protective shell 2, and a gap 4 is arranged between the two ends of the neck strap flexible ring 3;

[0029] A connecting sleeve 6 is arranged outside the neck strap flexible ring 3, a through groove 7 is arranged inside the connecting sleeve 6, and the connecting sleeve 6 slides along the neck strap flexible ring 3 through the through groove 7;

[0030] The storage slot 11 is disposed on the rear surface of the multimeter body 1 , and the storage slot 11 and the multimeter body 1 are an integral structure.

[0031] When using the multimeter, the flexible neck strap ring 3 is put around the user's neck. At this time, the operation panel end of the multimeter body 1 is facing the user. The user only needs to lower his head to see the multimeter body 1, and can also free his hands to perform other operations. When moving, the multimeter will move with the user. There is no need to manually move the multimeter back and forth, which improves flexibility and saves time and effort. The storage slot 11 can organize and store the test pens and wires, and also has a protective effect, which is convenient for overall carrying and not easy to be lost or damaged.

[0032] See also Figure 2 , 3 A fixing plate 8 is provided on the upper and lower surfaces of one side of the connecting sleeve 6, and the fixing plate 8 and the connecting sleeve 6 are an integral structure. A fixing hole 9 is provided inside the fixing plate 8, and a connecting hole 10 is provided at the lower end of the storage groove 11, and the fixing plate 8 is threadedly connected to the connecting hole 10 through an external bolt to fix the connecting sleeve 6 to the multimeter body 1.

[0033] See also Figure 3 A thread groove 14 is arranged at the center of the inner surface of the receiving groove 11, and a protective ring 13 is arranged outside the thread groove 14. The protective ring 13 protects the thread groove 14 to prevent the wire from being entangled on the surface of the thread groove 14 and affecting its use.

[0034] See also Figure 3 A sealing plate 16 is provided at the opening of the storage slot 11, and a fixing knob 17 is provided at the center of the sealing plate 16. One end of the fixing knob 17 passes through the sealing plate 16 and is threadedly connected to the threaded groove 14, so as to seal the storage slot 11 and protect the test pen and the wire. Compared with being hung outside the multimeter body 1, it is not easy to be damaged, thereby improving the convenience and safety of carrying.

[0035] See also Figure 3 , 4 A positioning frame 12 is provided on both sides of the protective ring 13, and four positioning frames 12 are provided. A limiting edge 19 is provided on one side surface of the positioning frame 12, and the limiting edge 19 and the positioning frame 12 are an integral structure. The two positioning frames 12 form a fixed structure of a test pen, which is pressed down between the two positioning frames 12 and is fixed by the limiting edge 19.

[0036] See also Figure 3 A bracelet rope 5 is provided at the upper end of the rubber protective shell 2, and a threaded column 18 is provided at the lower end of the bracelet rope 5. The bracelet rope 5 is threadedly connected to the rubber protective shell 2 through the threaded column 18. The bracelet rope 5 is convenient for hanging the multimeter on the wrist and carrying it, thereby improving the carrying flexibility.

[0037] See also Figure 3 A heightening strip 15 is provided on the rear surface of the rubber protective shell 2 near the upper end, and the heightening strip 15 is hot-melt connected to the rubber protective shell 2. The heightening strip 15 is used to heighten the multimeter so that the multimeter will not tilt when placed on the desktop.

[0038] Working principle: when in use, the connecting sleeve 6 is put on the outside of the neck strap flexible ring 3 from the notch 4, and the connecting sleeve 6 slides along the neck strap flexible ring 3 through the through groove 7. The fixing plate 8 is threadedly connected to the connecting hole 10 through an external bolt to fix the connecting sleeve 6 to the multimeter body 1. When using the multimeter, the neck strap flexible ring 3 is put on the user's neck. At this time, the operation panel end of the multimeter body 1 is facing the user. The user only needs to lower his head to see the multimeter body 1, and can also free his hands to perform other operations. When moving, the multimeter will move with the user, and there is no need to manually move the multimeter back and forth, which improves flexibility and saves time and effort. When the test pen is not in use, the sealing plate 16 is removed by twisting down the fixing knob 17. The two positioning frames 12 form a fixed structure of the test pen, which is pressed down between the two positioning frames 12 and fixed by the limiting edge 19. It plays a role in organizing and storing the test pen and the wire, and also has a protective effect, which is convenient for overall carrying and not easy to lose or damage.

[0039] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A portable multimeter for information engineering, comprising a multimeter body (1), wherein a rubber protective shell (2) is arranged outside the multimeter body (1); Features: Also includes: A neck strap flexible ring (3) is arranged outside the rubber protective shell (2), and a notch (4) is arranged between the two ends of the neck strap flexible ring (3); A connecting sleeve (6) is arranged outside the neck strap flexible ring (3), a through groove (7) is arranged inside the connecting sleeve (6), and the connecting sleeve (6) slides along the neck strap flexible ring (3) through the through groove (7); The storage slot (11) is arranged on the rear surface of the multimeter body (1), and the storage slot (11) and the multimeter body (1) are an integrated structure.

2. A portable multimeter for information engineering according to claim 1, characterized in that: The upper and lower surfaces of one side of the connecting sleeve (6) are both provided with fixing plates (8), and the fixing plates (8) and the connecting sleeve (6) are an integral structure, a fixing hole (9) is provided inside the fixing plate (8), a connecting hole (10) is provided at the lower end of the receiving groove (11), and the fixing plate (8) is threadedly connected to the connecting hole (10) via an external bolt.

3. A portable multimeter for information engineering according to claim 1, characterized in that: A thread groove (14) is arranged at the center of the inner surface of the receiving groove (11), and a protective ring (13) is arranged outside the thread groove (14).

4. A portable multimeter for information engineering according to claim 3, characterized in that: A sealing plate (16) is provided at the opening of the receiving groove (11), a fixing knob (17) is provided at the center of the sealing plate (16), and one end of the fixing knob (17) passes through the sealing plate (16) and is threadedly connected to the thread groove (14).

5. A portable multimeter for information engineering according to claim 3, characterized in that: Positioning frames (12) are arranged on both sides of the protection ring (13), and four positioning frames (12) are arranged. A limiting edge (19) is arranged on one side surface of the positioning frame (12), and the limiting edge (19) and the positioning frame (12) are an integral structure.

6. A portable multimeter for information engineering according to claim 1, characterized in that: A wristband rope (5) is arranged at the upper end of the rubber protective shell (2), a threaded column (18) is arranged at the lower end of the wristband rope (5), and the wristband rope (5) is threadedly connected to the rubber protective shell (2) via the threaded column (18).

7. A portable multimeter for information engineering according to claim 1, characterized in that: A heightening strip (15) is provided on the rear surface of the rubber protective shell (2) close to the upper end, and the heightening strip (15) is connected to the rubber protective shell (2) by hot melting.

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